(* Created with the Wolfram Language : www.wolfram.com *) {alpha[1, 3] -> (Nc^3*(1/(2*y*(-1 + z)) - G[0, z]/(2*y*(-1 + z)^2)))/eps^4 + (Nc^2*Nf*(-5/(12*y*(-1 + z)) + (5*G[0, z])/(12*y*(-1 + z)^2)) + Nc^3*(97/(24*y*(-1 + z)) + (((3*I)/2)*Pi)/(y*(-1 + z)) + (Pi^2*(1 - y))/(12*y*(-1 + y + z)^2) + ((((-3*I)/2)*Pi)/(y*(-1 + z)^2) + (73 - 73*y - 61*z - 24*y*z - 12*z^2)/ (24*y*(-1 + z)^2*(-1 + y + z)))*G[0, z] + G[0, y]*((2 - y - 2*z)/(2*y*(-1 + z)*(-1 + y + z)) + ((2 - 3*y + y^2 - 4*z + 4*y*z + 2*z^2 - y*z^2)*G[0, z])/ (2*y*(-1 + z)^2*(-1 + y + z)^2)) + (3*G[0, 0, z])/ (2*y*(-1 + z)^2) + ((-1 + y)*G[1, 0, y])/(2*y*(-1 + y + z)^2) + ((-1 + y)*G[1, 0, z])/(2*y*(-1 + y + z)^2)))/eps^3 + Nc*Nf^2*(((I/108)*Pi*(-36 + 35*y + 71*z))/(y*(-1 + z)*(y + z)) + (-738 + 337*y + 1075*z)/(648*y*(-1 + z)*(y + z)) - ((I/432)*Pi^3*(48*y^2 - 71*y^3 + 15*y^4 + 8*y^5 - 96*y*z - 21*y^2*z + 139*y^3*z - 22*y^4*z + 339*y*z^2 - 153*y^2*z^2 - 89*y^3*z^2 + 31*y^4*z^2 + z^3 - 423*y*z^3 + 137*y^2*z^3 + 45*y^3*z^3 - 2*z^4 + 197*y*z^4 - 3*y^2*z^4 + z^5 - 17*y*z^5))/(y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3) + (Pi^2*(-768*y^2 + 1181*y^3 - 284*y^4 - 129*y^5 + 672*y*z + 1623*y^2*z - 2857*y^3*z + 637*y^4*z - 123*y^5*z - 72*z^2 - 2229*y*z^2 - 1275*y^2*z^2 + 3152*y^3*z^2 - 1109*y^4*z^2 + 353*z^3 + 2125*y*z^3 + 1992*y^2*z^3 - 2232*y^3*z^3 - 685*z^4 + 205*y*z^4 - 1824*y^2*z^4 + 599*z^5 - 773*y*z^5 - 195*z^6))/ (2592*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(45*y - 72*y^2 + 19*y^3 + 3*y^4 + 3*y^5 - 9*z - 198*y*z + 255*y^2*z - 47*y^3*z - 3*y^4*z + 36*z^2 + 345*y*z^2 - 321*y^2*z^2 + 28*y^3*z^2 + 9*y^4*z^2 - 53*z^3 - 291*y*z^3 + 150*y^2*z^3 + 9*y^3*z^3 + 34*z^4 + 108*y*z^4 - 9*y^2*z^4 - 8*z^5 - 9*y*z^5)* G[1, z])/(108*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(y - 2*z)*G[0, 1, y])/(18*(y + z)^4) + (Pi^2*(y - 2*z)*G[0, 1, z])/ (6*(y + z)^4) + G[0, 1 - y, z]*((Pi^2*(y - 2*z))/(9*(y + z)^4) - (2*(y - 2*z)*G[1, 0, y])/(3*(y + z)^4)) + G[0, 0, z]*((((7*I)/72)*Pi)/(y*(-1 + z)^2) + (144*y - 217*y^2 + 73*y^3 - 72*z - 578*y*z + 507*y^2*z + 21*y^3*z + 71*z^2 + 651*y*z^2 - 102*y^2*z^2 + z^3 - 123*y*z^3)/ (216*y*(-1 + z)^2*(-1 + y + z)*(y + z)^2) + (2*(y - 2*z)*G[1, 0, y])/ (3*(y + z)^4)) + ((726*y - 1140*y^2 + 305*y^3 - 17*y^4 + 126*y^5 - 30*z - 3216*y*z + 4059*y^2*z - 937*y^3*z + 184*y^4*z + 192*z^2 + 5655*y*z^2 - 5301*y^2*z^2 + 653*y^3*z^2 + 211*y^4*z^2 - 367*z^3 - 4859*y*z^3 + 2427*y^2*z^3 + 357*y^3*z^3 + 278*z^4 + 1759*y*z^4 + 81*y^2*z^4 - 73*z^5 - 65*y*z^5)/(216*y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3) - ((I/72)*Pi*(-120*y + 192*y^2 - 49*y^3 - 15*y^4 - 8*y^5 + 24*z + 528*y*z - 675*y^2*z + 101*y^3*z + 22*y^4*z - 96*z^2 - 915*y*z^2 + 825*y^2*z^2 - 31*y^3*z^2 - 31*y^4*z^2 + 143*z^3 + 759*y*z^3 - 353*y^2*z^3 - 45*y^3*z^3 - 94*z^4 - 269*y*z^4 + 3*y^2*z^4 + 23*z^5 + 17*y*z^5))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3))*G[1, 0, z] + (2*Pi^2*(y - 2*z)*G[1, 1, y])/(9*(y + z)^4) + (Pi^2*(-y + 2*z)*G[1 - y, 0, z])/(18*(y + z)^4) + G[0, 0, y]*((-72*y + 55*y^2 + 62*y*z + 7*z^2)/(72*y*(-1 + y + z)* (y + z)^2) + (2*(y - 2*z)*G[1 - y, 0, z])/(3*(y + z)^4)) + (Pi^2*(y - 2*z)*G[1 - y, 1, z])/(6*(y + z)^4) + (Pi^2*(y - 2*z)*G[1 - y, 1 - y, z])/(18*(y + z)^4) - (2*Pi^2*(y - 2*z)*G[-y, 1 - y, z])/(9*(y + z)^4) + G[1, 0, y]*((Pi^2*(-y + 2*z))/(18*(y + z)^4) + (-726*y + 1800*y^2 - 1285*y^3 + 211*y^4 + 30*z + 876*y*z - 1263*y^2*z + 357*y^3*z - 168*z^2 + 87*y*z^2 + 81*y^2*z^2 + 65*z^3 - 65*y*z^3)/(216*y*(-1 + y + z)^2*(y + z)^3) + ((I/72)*Pi*(-120*y + 288*y^2 - 199*y^3 + 31*y^4 + 24*z + 96*y*z - 165*y^2*z + 45*y^3*z - 48*z^2 + 51*y*z^2 - 3*y^2*z^2 + 17*z^3 - 17*y*z^3))/(y*(-1 + y + z)^2*(y + z)^3) + ((y - 2*z)*G[1 - y, 0, z])/(3*(y + z)^4) + ((-y + 2*z)*G[1 - y, 1 - y, z])/(3*(y + z)^4) - (4*(y - 2*z)*G[-y, 0, z])/(3*(y + z)^4) + (4*(y - 2*z)*G[-y, 1 - y, z])/(3*(y + z)^4)) - (7*G[0, 0, 0, z])/(72*y*(-1 + z)^2) + ((((2*I)/3)*Pi*(y - 2*z))/(y + z)^4 + (-4*y^2 + 8*y^3 - 21*y^4 + 21*y^5 + 8*y*z + 64*y^2*z - 116*y^3*z + 60*y^4*z - 24*z^2 + 104*y*z^2 - 186*y^2*z^2 + 54*y^3*z^2 + 48*z^3 - 108*y*z^3 + 12*y^2*z^3 - 17*z^4 - 3*y*z^4)/(72*y*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 0, y] + ((((2*I)/3)*Pi*(y - 2*z))/(y + z)^4 + (-4*y^2 + 8*y^3 - 13*y^4 + 9*y^5 + 8*y*z + 64*y^2*z - 84*y^3*z + 12*y^4*z - 24*z^2 + 104*y*z^2 - 138*y^2*z^2 - 18*y^3*z^2 + 48*z^3 - 76*y*z^3 - 36*y^2*z^3 - 9*z^4 - 15*y*z^4)/(72*y*(-1 + y + z)^2* (y + z)^4))*G[0, 1, 0, z] + ((120*y - 288*y^2 + 199*y^3 - 31*y^4 - 24*z - 96*y*z + 165*y^2*z - 45*y^3*z + 48*z^2 - 51*y*z^2 + 3*y^2*z^2 - 17*z^3 + 17*y*z^3)* G[1, 0, 0, y])/(72*y*(-1 + y + z)^2*(y + z)^3) + ((-120*y + 192*y^2 - 49*y^3 - 15*y^4 - 8*y^5 + 24*z + 528*y*z - 675*y^2*z + 101*y^3*z + 22*y^4*z - 96*z^2 - 915*y*z^2 + 825*y^2*z^2 - 31*y^3*z^2 - 31*y^4*z^2 + 143*z^3 + 759*y*z^3 - 353*y^2*z^3 - 45*y^3*z^3 - 94*z^4 - 269*y*z^4 + 3*y^2*z^4 + 23*z^5 + 17*y*z^5)* G[1, 0, 0, z])/(72*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + ((((2*I)/3)*Pi*(y - 2*z))/(y + z)^4 + (176*y^2 - 400*y^3 + 249*y^4 - 25*y^5 + 152*y*z - 536*y^2*z + 460*y^3*z - 76*y^4*z - 60*z^2 - 16*y*z^2 + 138*y^2*z^2 - 78*y^3*z^2 + 120*z^3 - 108*y*z^3 - 28*y^2*z^3 - 35*z^4 - y*z^4)/(72*y*(-1 + y + z)^2*(y + z)^4))* G[1, 1, 0, y] + G[0, z]*(((-1/216*I)*Pi*(144*y - 217*y^2 + 73*y^3 - 72*z - 578*y*z + 507*y^2*z + 21*y^3*z + 71*z^2 + 651*y*z^2 - 102*y^2*z^2 + z^3 - 123*y*z^3))/(y*(-1 + z)^2*(-1 + y + z)* (y + z)^2) + (-1260*y + 1657*y^2 - 397*y^3 + 522*z + 4574*y*z - 3711*y^2*z - 210*y^3*z - 647*z^2 - 4971*y*z^2 + 840*y^2*z^2 + 125*z^3 + 1050*y*z^3)/(648*y*(-1 + z)^2*(-1 + y + z)*(y + z)^2) + (Pi^2*(-48*y^2 + 131*y^3 - 124*y^4 + 41*y^5 + 96*y*z + 201*y^2*z - 586*y^3*z + 289*y^4*z - 159*y*z^2 - 534*y^2*z^2 + 656*y^3*z^2 - 42*y^4*z^2 + 59*z^3 - 46*y*z^3 + 452*y^2*z^3 - 78*y^3*z^3 - 118*z^4 + 103*y*z^4 - 30*y^2*z^4 + 59*z^5 + 6*y*z^5))/ (864*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(-y + 2*z)*G[1, y])/(18*(y + z)^4) + ((48*y^2 - 79*y^3 + 31*y^4 - 96*y*z + 51*y^2*z + 45*y^3*z + 123*y*z^2 - 3*y^2*z^2 - 7*z^3 - 17*y*z^3)*G[0, 0, y])/ (72*y*(-1 + y + z)^2*(y + z)^3) + ((((-2*I)/3)*Pi*(y - 2*z))/(y + z)^4 + (4*y^2 - 32*y^3 + 55*y^4 - 27*y^5 - 8*y*z - 40*y^2*z + 108*y^3*z - 60*y^4*z + 24*z^2 - 56*y*z^2 + 66*y^2*z^2 - 18*y^3*z^2 - 48*z^3 + 28*y*z^3 + 36*y^2*z^3 + 15*z^4 + 21*y*z^4)/(72*y*(-1 + y + z)^2*(y + z)^4))* G[1, 0, y] - (2*(y - 2*z)*G[0, 1, 0, y])/(3*(y + z)^4) + (2*(y - 2*z)*G[1, 0, 0, y])/(3*(y + z)^4) + ((y - 2*z)*G[1, 1, 0, y])/ (3*(y + z)^4)) + G[-y, z]*((4*(y - 2*z)*G[0, 1, 0, y])/ (3*(y + z)^4) + (4*(y - 2*z)*G[1, 1, 0, y])/(3*(y + z)^4)) + ((-45*y + 72*y^2 - 19*y^3 - 3*y^4 - 3*y^5 + 9*z + 198*y*z - 255*y^2*z + 47*y^3*z + 3*y^4*z - 36*z^2 - 345*y*z^2 + 321*y^2*z^2 - 28*y^3*z^2 - 9*y^4*z^2 + 53*z^3 + 291*y*z^3 - 150*y^2*z^3 - 9*y^3*z^3 - 34*z^4 - 108*y*z^4 + 9*y^2*z^4 + 8*z^5 + 9*y*z^5)*G[1, 1, 0, z])/ (18*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + ((((2*I)/3)*Pi*(y - 2*z))/(y + z)^4 + (-4*y^2 + 32*y^3 - 63*y^4 + 35*y^5 + 8*y*z + 40*y^2*z - 140*y^3*z + 92*y^4*z - 24*z^2 + 56*y*z^2 - 114*y^2*z^2 + 66*y^3*z^2 + 48*z^3 - 60*y*z^3 - 4*y^2*z^3 - 23*z^4 - 13*y*z^4)/(72*y*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1, 0, z] + G[0, y]*((333*y - 281*y^2 + 36*z - 352*y*z - 71*z^2)/(108*y*(-1 + y + z)*(y + z)^2) - ((I/72)*Pi*(-72*y + 55*y^2 + 62*y*z + 7*z^2))/(y*(-1 + y + z)* (y + z)^2) + (Pi^2*(-24*y^2 + 37*y^3 - 9*y^4 + 48*y*z - 33*y^2*z - 3*y^3*z - 69*y*z^2 + 21*y^2*z^2 + z^3 + 15*y*z^3))/ (432*y*(-1 + y + z)^2*(y + z)^3) + (((-1/72*I)*Pi*(48*y^2 - 79*y^3 + 31*y^4 - 96*y*z + 51*y^2*z + 45*y^3*z + 123*y*z^2 - 3*y^2*z^2 - 7*z^3 - 17*y*z^3))/ (y*(-1 + y + z)^2*(y + z)^3) + (-276*y^2 + 487*y^3 - 211*y^4 + 552*y*z - 267*y^2*z - 357*y^3*z + 72*z^2 - 753*y*z^2 - 81*y^2*z^2 + z^3 + 65*y*z^3)/(216*y*(-1 + y + z)^2*(y + z)^3))* G[0, z] + (Pi^2*(-y + 2*z)*G[1 - y, z])/(18*(y + z)^4) + ((48*y^2 - 79*y^3 + 31*y^4 - 96*y*z + 51*y^2*z + 45*y^3*z + 123*y*z^2 - 3*y^2*z^2 - 7*z^3 - 17*y*z^3)*G[0, 0, z])/ (72*y*(-1 + y + z)^2*(y + z)^3) - G[1, 0, z]/(18*(-1 + y + z)^2) + ((((-2*I)/3)*Pi*(y - 2*z))/(y + z)^4 + (4*y^2 - 32*y^3 + 63*y^4 - 35*y^5 - 8*y*z - 40*y^2*z + 140*y^3*z - 92*y^4*z + 24*z^2 - 56*y*z^2 + 114*y^2*z^2 - 66*y^3*z^2 - 48*z^3 + 60*y*z^3 + 4*y^2*z^3 + 23*z^4 + 13*y*z^4)/(72*y*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 0, z] + (2*(y - 2*z)*G[0, 1 - y, 0, z])/(3*(y + z)^4) + (2*(y - 2*z)*G[1 - y, 0, 0, z])/(3*(y + z)^4) + ((y - 2*z)*G[1 - y, 1 - y, 0, z])/(3*(y + z)^4) - (4*(y - 2*z)*G[-y, 1 - y, 0, z])/(3*(y + z)^4)) + (2*(y - 2*z)*G[0, 0, 1, 0, y])/(3*(y + z)^4) - (2*(y - 2*z)*G[0, 0, 1, 0, z])/(3*(y + z)^4) - (2*(y - 2*z)*G[0, 1, 0, 0, y])/(3*(y + z)^4) - (2*(y - 2*z)*G[0, 1, 0, 0, z])/(3*(y + z)^4) + ((-y + 2*z)*G[0, 1, 1, 0, y])/(3*(y + z)^4) + ((-y + 2*z)*G[0, 1, 1, 0, z])/(y + z)^4 - (2*(y - 2*z)*G[0, 1 - y, 1, 0, z])/(3*(y + z)^4) - (2*(y - 2*z)*G[1, 0, 1, 0, y])/(3*(y + z)^4) - (2*(y - 2*z)*G[1, 1, 0, 0, y])/(3*(y + z)^4) - (4*(y - 2*z)*G[1, 1, 1, 0, y])/(3*(y + z)^4) - (2*(y - 2*z)*G[1 - y, 0, 1, 0, z])/(3*(y + z)^4) - (2*(y - 2*z)*G[1 - y, 1, 0, 0, z])/(3*(y + z)^4) + ((-y + 2*z)*G[1 - y, 1, 1, 0, z])/(y + z)^4 + ((-y + 2*z)*G[1 - y, 1 - y, 1, 0, z])/(3*(y + z)^4) + (4*(y - 2*z)*G[-y, 0, 1, 0, z])/(3*(y + z)^4) + (4*(y - 2*z)*G[-y, 1 - y, 1, 0, z])/(3*(y + z)^4) + ((36*y^2 - 61*y^3 + 22*y^4 + y^5 - 72*y*z - 39*y^2*z + 152*y^3*z - 43*y^4*z + 231*y*z^2 - 36*y^2*z^2 - 124*y^3*z^2 + 24*y^4*z^2 - 7*z^3 - 260*y*z^3 + 40*y^2*z^3 + 36*y^3*z^3 + 14*z^4 + 113*y*z^4 - 7*z^5 - 12*y*z^5)*Zeta[3])/(18*y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3) + G[1, y]*(((-1/9*I)*Pi^3*(y - 2*z))/(y + z)^4 + (Pi^2*(-176*y^2 + 400*y^3 - 249*y^4 + 25*y^5 - 152*y*z + 536*y^2*z - 460*y^3*z + 76*y^4*z + 60*z^2 + 16*y*z^2 - 138*y^2*z^2 + 78*y^3*z^2 - 120*z^3 + 108*y*z^3 + 28*y^2*z^3 + 35*z^4 + y*z^4))/ (432*y*(-1 + y + z)^2*(y + z)^4) + (2*Pi^2*(y - 2*z)*G[1 - y, z])/ (9*(y + z)^4) - (2*Pi^2*(y - 2*z)*G[-y, z])/(9*(y + z)^4) + (2*(y - 2*z)*Zeta[3])/(y + z)^4) + G[1 - y, z]* (((-1/9*I)*Pi^3*(y - 2*z))/(y + z)^4 + (Pi^2*(4*y^2 - 32*y^3 + 63*y^4 - 35*y^5 - 8*y*z - 40*y^2*z + 140*y^3*z - 92*y^4*z + 24*z^2 - 56*y*z^2 + 114*y^2*z^2 - 66*y^3*z^2 - 48*z^3 + 60*y*z^3 + 4*y^2*z^3 + 23*z^4 + 13*y*z^4))/ (432*y*(-1 + y + z)^2*(y + z)^4) + ((((2*I)/3)*Pi*(y - 2*z))/(y + z)^4 + (-4*y^2 + 32*y^3 - 63*y^4 + 35*y^5 + 8*y*z + 40*y^2*z - 140*y^3*z + 92*y^4*z - 24*z^2 + 56*y*z^2 - 114*y^2*z^2 + 66*y^3*z^2 + 48*z^3 - 60*y*z^3 - 4*y^2*z^3 - 23*z^4 - 13*y*z^4)/(72*y*(-1 + y + z)^2*(y + z)^4))* G[1, 0, y] - (2*(y - 2*z)*G[0, 1, 0, y])/(3*(y + z)^4) - (2*(y - 2*z)*G[1, 0, 0, y])/(3*(y + z)^4) - (4*(y - 2*z)*G[1, 1, 0, y])/(3*(y + z)^4) + (2*(y - 2*z)*Zeta[3])/ (y + z)^4)) + (Nc*Nf^2*(1/(24*y*(-1 + z)) - G[0, z]/(24*y*(-1 + z)^2)) + Nc^2*Nf*((((-5*I)/12)*Pi)/(y*(-1 + z)) + (-72 - 25*y + 47*z)/ (72*y*(-1 + z)*(y + z)) + (Pi^2*(-24*y^2 + 31*y^3 - 3*y^4 - 4*y^5 + 48*y*z - 3*y^2*z - 47*y^3*z + 2*y^4*z - 183*y*z^2 + 117*y^2*z^2 + 13*y^3*z^2 - 11*y^4*z^2 - 5*z^3 + 243*y*z^3 - 109*y^2*z^3 - 9*y^3*z^3 + 10*z^4 - 121*y*z^4 + 15*y^2*z^4 - 5*z^5 + 13*y*z^5))/ (72*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(-y + 2*z)*G[1, y])/(3*(y + z)^4) - (5*G[0, 0, z])/ (12*y*(-1 + z)^2) + ((-1 + y)*(60*y - 84*y^2 + 11*y^3 - 12*z - 60*y*z + 9*y^2*z + 24*z^2 - 15*y*z^2 - 13*z^3)*G[1, 0, y])/ (12*y*(-1 + y + z)^2*(y + z)^3) + G[0, z]*((((5*I)/12)*Pi)/(y*(-1 + z)^2) + (-144*y + 161*y^2 - 17*y^3 + 72*z + 466*y*z - 351*y^2*z + 18*y^3*z - 127*z^2 - 507*y*z^2 + 192*y^2*z^2 + 43*z^3 + 186*y*z^3 + 12*z^4)/ (72*y*(-1 + z)^2*(-1 + y + z)*(y + z)^2) - (2*(y - 2*z)*G[1, 0, y])/ (y + z)^4) + G[1 - y, z]*((Pi^2*(-y + 2*z))/(3*(y + z)^4) + (2*(y - 2*z)*G[1, 0, y])/(y + z)^4) + ((60*y - 96*y^2 + 29*y^3 + 3*y^4 + 4*y^5 - 12*z - 264*y*z + 351*y^2*z - 73*y^3*z - 2*y^4*z + 48*z^2 + 471*y*z^2 - 453*y^2*z^2 + 47*y^3*z^2 + 11*y^4*z^2 - 67*z^3 - 411*y*z^3 + 217*y^2*z^3 + 9*y^3*z^3 + 38*z^4 + 157*y*z^4 - 15*y^2*z^4 - 7*z^5 - 13*y*z^5)* G[1, 0, z])/(12*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + G[0, y]*((-36*y + 21*y^2 + 2*y^3 + 54*y*z - 17*y^2*z - 3*z^2 - 16*y*z^2 + 3*z^3)/(12*y*(-1 + z)*(-1 + y + z)*(y + z)^2) + ((-24*y^2 + 33*y^3 - 7*y^4 - 2*y^5 + 48*y*z + 3*y^2*z - 63*y^3*z + 12*y^4*z - 177*y*z^2 + 93*y^2*z^2 + 33*y^3*z^2 - 11*y^4*z^2 - 3*z^3 + 227*y*z^3 - 89*y^2*z^3 - 9*y^3*z^3 + 6*z^4 - 111*y*z^4 + 15*y^2*z^4 - 3*z^5 + 13*y*z^5)*G[0, z])/(12*y*(-1 + z)^2* (-1 + y + z)^2*(y + z)^3) - (2*(y - 2*z)*G[1 - y, 0, z])/ (y + z)^4) + (2*(y - 2*z)*G[0, 1, 0, y])/(y + z)^4 + (2*(y - 2*z)*G[0, 1, 0, z])/(y + z)^4 + (2*(y - 2*z)*G[1, 1, 0, y])/ (y + z)^4 + (2*(y - 2*z)*G[1 - y, 1, 0, z])/(y + z)^4) + Nc^3*((((181*I)/24)*Pi)/(y*(-1 + z)) - ((I/4)*Pi^3*(-1 + y))/ (y*(-1 + y + z)^2) + (99 + 224*y + 125*z)/(36*y*(-1 + z)*(y + z)) + (Pi^2*(132*y^2 + 199*y^3 - 657*y^4 + 326*y^5 - 264*y*z + 1125*y^2*z - 2825*y^3*z + 2276*y^4*z - 324*y^5*z + 2115*y*z^2 - 5853*y^2*z^2 + 5983*y^3*z^2 - 1613*y^4*z^2 + 397*z^3 - 5199*y*z^3 + 8081*y^2*z^3 - 3351*y^3*z^3 - 1118*z^4 + 5093*y*z^4 - 3483*y^2*z^4 + 1045*z^5 - 1745*y*z^5 - 324*z^6))/(144*y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3) + (Pi^2*(11*y^2 - 22*y^3 + 13*y^4 - 3*y^5 + y^6 - 22*y*z + 52*y^3*z - 38*y^4*z + 8*y^5*z + 88*y*z^2 - 54*y^2*z^2 - 56*y^3*z^2 + 35*y^4*z^2 - y^5*z^2 - 124*y*z^3 + 52*y^2*z^3 + 36*y^3*z^3 - 4*y^4*z^3 + 2*z^4 + 69*y*z^4 - 4*y^2*z^4 - 6*y^3*z^4 - 4*z^5 - 10*y*z^5 - 4*y^2*z^5 + 2*z^6 - y*z^6)*G[1, y])/ (12*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-2 + y + 2*z)*G[1, z])/(6*(-1 + z)^2*(-1 + y + z)^2) + (3*(-3 + y + 3*z)*G[0, 0, y])/(4*y*(-1 + z)*(-1 + y + z)) + ((((9*I)/2)*Pi)/(y*(-1 + z)^2) + (-103 + 103*y + 85*z + 54*y*z + 18*z^2)/(24*y*(-1 + z)^2*(-1 + y + z)))*G[0, 0, z] + ((((3*I)/2)*Pi*(-1 + y))/(y*(-1 + y + z)^2) + (-330*y + 792*y^2 - 493*y^3 + 43*y^4 - 12*y^5 + 66*z + 594*y*z - 1083*y^2*z + 502*y^3*z - 67*y^4*z - 198*z^2 + 39*y*z^2 + 192*y^2*z^2 - 9*y^3*z^2 + 233*z^3 - 356*y*z^3 + 123*y^2*z^3 - 89*z^4 + 65*y*z^4 - 12*z^5)/(24*y*(-1 + z)*(-1 + y + z)^2* (y + z)^3))*G[1, 0, y] + G[0, z]* (((-1/24*I)*Pi*(-109 + 109*y + 73*z + 72*y*z + 36*z^2))/ (y*(-1 + z)^2*(-1 + y + z)) + (Pi^2*(23 - 48*y + 25*y^2 - 46*z + 46*y*z + 23*z^2 + 2*y*z^2))/(12*y*(-1 + z)^2*(-1 + y + z)^2) + (396*y - 404*y^2 + 8*y^3 - 198*z - 1204*y*z + 981*y^2*z - 378*y^3*z + 388*z^2 + 1542*y*z^2 - 1317*y^2*z^2 - 25*z^3 - 1104*y*z^3 - 165*z^4)/(72*y*(-1 + z)^2*(-1 + y + z)*(y + z)^2) - (3*(3 - 4*y + y^2 - 6*z + 6*y*z + 3*z^2 - 2*y*z^2)*G[0, 0, y])/ (4*y*(-1 + z)^2*(-1 + y + z)^2) + ((11*y^2 - 22*y^3 + 14*y^4 - 4*y^5 + y^6 - 22*y*z + 56*y^3*z - 44*y^4*z + 10*y^5*z + 88*y*z^2 - 48*y^2*z^2 - 70*y^3*z^2 + 44*y^4*z^2 - 2*y^5*z^2 - 120*y*z^3 + 36*y^2*z^3 + 52*y^3*z^3 - 8*y^4*z^3 + 3*z^4 + 60*y*z^4 + 10*y^2*z^4 - 12*y^3*z^4 - 6*z^5 - 4*y*z^5 - 8*y^2*z^5 + 3*z^6 - 2*y*z^6)*G[1, 0, y])/ (2*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4)) + G[1 - y, z]*((Pi^2*(11*y^2 - 22*y^3 + 13*y^4 - 3*y^5 + y^6 - 22*y*z + 52*y^3*z - 38*y^4*z + 8*y^5*z + 88*y*z^2 - 54*y^2*z^2 - 56*y^3*z^2 + 35*y^4*z^2 - y^5*z^2 - 124*y*z^3 + 52*y^2*z^3 + 36*y^3*z^3 - 4*y^4*z^3 + 2*z^4 + 69*y*z^4 - 4*y^2*z^4 - 6*y^3*z^4 - 4*z^5 - 10*y*z^5 - 4*y^2*z^5 + 2*z^6 - y*z^6))/ (12*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-11*y^2 + 22*y^3 - 13*y^4 + 3*y^5 - y^6 + 22*y*z - 52*y^3*z + 38*y^4*z - 8*y^5*z - 88*y*z^2 + 54*y^2*z^2 + 56*y^3*z^2 - 35*y^4*z^2 + y^5*z^2 + 124*y*z^3 - 52*y^2*z^3 - 36*y^3*z^3 + 4*y^4*z^3 - 2*z^4 - 69*y*z^4 + 4*y^2*z^4 + 6*y^3*z^4 + 4*z^5 + 10*y*z^5 + 4*y^2*z^5 - 2*z^6 + y*z^6)*G[1, 0, y])/ (2*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4)) + ((((3*I)/2)*Pi*(-1 + y))/(y*(-1 + y + z)^2) + (-330*y + 528*y^2 - 193*y^3 - 15*y^4 + 10*y^5 + 66*z + 1452*y*z - 2031*y^2*z + 461*y^3*z + 76*y^4*z - 12*y^5*z - 264*z^2 - 2691*y*z^2 + 2661*y^2*z^2 - 265*y^3*z^2 - 67*y^4*z^2 + 335*z^3 + 2427*y*z^3 - 1283*y^2*z^3 - 9*y^3*z^3 - 154*z^4 - 923*y*z^4 + 123*y^2*z^4 + 29*z^5 + 65*y*z^5 - 12*z^6)/(24*y*(-1 + z)^2* (-1 + y + z)^2*(y + z)^3))*G[1, 0, z] + G[0, y]*((((-3*I)/2)*Pi*(-2 + y + 2*z))/(y*(-1 + z)*(-1 + y + z)) + (Pi^2*(-2 + 4*y - y^2 + 4*z - 6*y*z - 2*z^2 + 2*y*z^2))/ (12*y*(-1 + z)^2*(-1 + y + z)^2) + (198*y - 6*y^2 - 55*y^3 - 78*y*z - 104*y^2*z + 126*z^2 - 175*y*z^2 - 126*z^3)/ (24*y*(-1 + z)*(-1 + y + z)*(y + z)^2) + ((((3*I)/2)*Pi*(2 - 3*y + y^2 - 4*z + 4*y*z + 2*z^2 - y*z^2))/ (y*(-1 + z)^2*(-1 + y + z)^2) + (132*y^2 - 126*y^3 - 31*y^4 + 25*y^5 - 264*y*z + 150*y^2*z + 57*y^3*z + 39*y^4*z + 30*y^5*z + 1140*y*z^2 - 963*y^2*z^2 + 45*y^3*z^2 + 157*y^4*z^2 + 72*z^3 - 1561*y*z^3 + 679*y^2*z^3 + 189*y^3*z^3 - 114*z^4 + 660*y*z^4 + 57*y^2*z^4 + 12*z^5 + 25*y*z^5 + 30*z^6)/(24*y*(-1 + z)^2* (-1 + y + z)^2*(y + z)^3))*G[0, z] + ((-7 + 11*y - 4*y^2 + 14*z - 14*y*z - 7*z^2 + 3*y*z^2)*G[0, 0, z])/ (2*y*(-1 + z)^2*(-1 + y + z)^2) - G[1, 0, z]/(2*(-1 + y + z)^2) + ((11*y^2 - 22*y^3 + 13*y^4 - 3*y^5 + y^6 - 22*y*z + 52*y^3*z - 38*y^4*z + 8*y^5*z + 88*y*z^2 - 54*y^2*z^2 - 56*y^3*z^2 + 35*y^4*z^2 - y^5*z^2 - 124*y*z^3 + 52*y^2*z^3 + 36*y^3*z^3 - 4*y^4*z^3 + 2*z^4 + 69*y*z^4 - 4*y^2*z^4 - 6*y^3*z^4 - 4*z^5 - 10*y*z^5 - 4*y^2*z^5 + 2*z^6 - y*z^6)*G[1 - y, 0, z])/ (2*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4)) - (17*G[0, 0, 0, z])/(4*y*(-1 + z)^2) + ((-11*y^2 + 22*y^3 - 7*y^4 - 4*y^5 + y^6 + 22*y*z - 28*y^3*z - 2*y^4*z + 10*y^5*z - 88*y*z^2 + 90*y^2*z^2 - 34*y^3*z^2 + 23*y^4*z^2 - 2*y^5*z^2 + 148*y*z^3 - 152*y^2*z^3 + 56*y^3*z^3 - 8*y^4*z^3 + 4*z^4 - 124*y*z^4 + 82*y^2*z^4 - 12*y^3*z^4 - 8*z^5 + 44*y*z^5 - 8*y^2*z^5 + 4*z^6 - 2*y*z^6)*G[0, 1, 0, y])/ (2*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-11*y^2 + 22*y^3 - 6*y^4 - 8*y^5 + 3*y^6 + 22*y*z - 24*y^3*z - 20*y^4*z + 22*y^5*z - 88*y*z^2 + 96*y^2*z^2 - 66*y^3*z^2 + 52*y^4*z^2 - 2*y^5*z^2 + 152*y*z^3 - 180*y^2*z^3 + 92*y^3*z^3 - 8*y^4*z^3 + 5*z^4 - 136*y*z^4 + 106*y^2*z^4 - 12*y^3*z^4 - 10*z^5 + 52*y*z^5 - 8*y^2*z^5 + 5*z^6 - 2*y*z^6)*G[0, 1, 0, z])/ (2*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) - (3*(-1 + y)*G[1, 0, 0, y])/(2*y*(-1 + y + z)^2) + ((5 - 7*y + 2*y^2 - 10*z + 10*y*z + 5*z^2 - 3*y*z^2)*G[1, 0, 0, z])/ (2*y*(-1 + z)^2*(-1 + y + z)^2) + ((-11*y^2 + 22*y^3 - 13*y^4 + 3*y^5 - y^6 + 22*y*z - 52*y^3*z + 38*y^4*z - 8*y^5*z - 88*y*z^2 + 54*y^2*z^2 + 56*y^3*z^2 - 35*y^4*z^2 + y^5*z^2 + 124*y*z^3 - 52*y^2*z^3 - 36*y^3*z^3 + 4*y^4*z^3 - 2*z^4 - 69*y*z^4 + 4*y^2*z^4 + 6*y^3*z^4 + 4*z^5 + 10*y*z^5 + 4*y^2*z^5 - 2*z^6 + y*z^6)*G[1, 1, 0, y])/ (2*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((2 - y - 2*z)*G[1, 1, 0, z])/((-1 + z)^2*(-1 + y + z)^2) + ((-11*y^2 + 22*y^3 - 13*y^4 + 3*y^5 - y^6 + 22*y*z - 52*y^3*z + 38*y^4*z - 8*y^5*z - 88*y*z^2 + 54*y^2*z^2 + 56*y^3*z^2 - 35*y^4*z^2 + y^5*z^2 + 124*y*z^3 - 52*y^2*z^3 - 36*y^3*z^3 + 4*y^4*z^3 - 2*z^4 - 69*y*z^4 + 4*y^2*z^4 + 6*y^3*z^4 + 4*z^5 + 10*y*z^5 + 4*y^2*z^5 - 2*z^6 + y*z^6)*G[1 - y, 1, 0, z])/ (2*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-3 + 2*y - y^2 + 6*z - 2*y*z - 3*z^2)*Zeta[3])/ (2*y*(-1 + z)^2*(-1 + y + z)^2)))/eps^2 + (Nc*Nf^2*(((-1/72*I)*Pi)/(y*(-1 + z)) + (9 - 5*y - 14*z)/ (54*y*(-1 + z)*(y + z)) + (Pi^2*(24*y^2 - 33*y^3 + 5*y^4 + 4*y^5 - 48*y*z - 3*y^2*z + 57*y^3*z - 6*y^4*z + 177*y*z^2 - 99*y^2*z^2 - 27*y^3*z^2 + 13*y^4*z^2 + 3*z^3 - 229*y*z^3 + 91*y^2*z^3 + 15*y^3*z^3 - 6*z^4 + 111*y*z^4 - 9*y^2*z^4 + 3*z^5 - 11*y*z^5))/ (432*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(y - 2*z)*G[1, y])/(18*(y + z)^4) - G[0, 0, z]/(72*y*(-1 + z)^2) + ((60*y - 144*y^2 + 97*y^3 - 13*y^4 - 12*z - 48*y*z + 75*y^2*z - 15*y^3*z + 24*z^2 - 33*y*z^2 + 9*y^2*z^2 - 11*z^3 + 11*y*z^3)*G[1, 0, y])/(72*y*(-1 + y + z)^2* (y + z)^3) + G[0, z]*(((I/72)*Pi)/(y*(-1 + z)^2) + (72*y - 101*y^2 + 29*y^3 - 36*z - 274*y*z + 231*y^2*z + 3*y^3*z + 43*z^2 + 303*y*z^2 - 66*y^2*z^2 - 7*z^3 - 69*y*z^3)/ (216*y*(-1 + z)^2*(-1 + y + z)*(y + z)^2) + ((y - 2*z)*G[1, 0, y])/ (3*(y + z)^4)) + G[1 - y, z]*((Pi^2*(y - 2*z))/(18*(y + z)^4) + ((-y + 2*z)*G[1, 0, y])/(3*(y + z)^4)) + ((-60*y + 96*y^2 - 27*y^3 - 5*y^4 - 4*y^5 + 12*z + 264*y*z - 345*y^2*z + 63*y^3*z + 6*y^4*z - 48*z^2 - 465*y*z^2 + 435*y^2*z^2 - 33*y^3*z^2 - 13*y^4*z^2 + 69*z^3 + 397*y*z^3 - 199*y^2*z^3 - 15*y^3*z^3 - 42*z^4 - 147*y*z^4 + 9*y^2*z^4 + 9*z^5 + 11*y*z^5)* G[1, 0, z])/(72*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + G[0, y]*((-36*y + 25*y^2 + 26*y*z + z^2)/(72*y*(-1 + y + z)* (y + z)^2) + ((24*y^2 - 37*y^3 + 13*y^4 - 48*y*z + 33*y^2*z + 15*y^3*z + 69*y*z^2 - 9*y^2*z^2 - z^3 - 11*y*z^3)*G[0, z])/ (72*y*(-1 + y + z)^2*(y + z)^3) + ((y - 2*z)*G[1 - y, 0, z])/ (3*(y + z)^4)) + ((-y + 2*z)*G[0, 1, 0, y])/(3*(y + z)^4) + ((-y + 2*z)*G[0, 1, 0, z])/(3*(y + z)^4) + ((-y + 2*z)*G[1, 1, 0, y])/ (3*(y + z)^4) + ((-y + 2*z)*G[1 - y, 1, 0, z])/(3*(y + z)^4)) + Nc^2*Nf*(((I/9)*Pi*(-27 + 25*y + 52*z))/(y*(-1 + z)*(y + z)) + (-4014 + 2377*y + 6391*z)/(432*y*(-1 + z)*(y + z)) - ((I/72)*Pi^3*(72*y^2 - 103*y^3 + 19*y^4 + 12*y^5 - 144*y*z - 21*y^2*z + 191*y^3*z - 26*y^4*z + 519*y*z^2 - 261*y^2*z^2 - 109*y^3*z^2 + 43*y^4*z^2 + 5*z^3 - 659*y*z^3 + 237*y^2*z^3 + 57*y^3*z^3 - 10*z^4 + 313*y*z^4 - 15*y^2*z^4 + 5*z^5 - 29*y*z^5))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(-978*y^2 + 1595*y^3 - 509*y^4 - 108*y^5 + 1668*y*z + 1305*y^2*z - 3964*y^3*z + 1030*y^4*z - 81*y^5*z + 72*z^2 - 5490*y*z^2 + 150*y^2*z^2 + 3827*y^3*z^2 - 1088*y^4*z^2 - 52*z^3 + 5914*y*z^3 + 597*y^2*z^3 - 2025*y^3*z^3 - 265*z^4 - 1694*y*z^4 - 1263*y^2*z^4 + 398*z^5 - 398*y*z^5 - 153*z^6))/ (432*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(30*y - 48*y^2 + 10*y^3 + 4*y^4 + y^5 - 6*z - 132*y*z + 162*y^2*z - 20*y^3*z - 7*y^4*z + 24*z^2 + 222*y*z^2 - 192*y^2*z^2 + 7*y^3*z^2 + 6*y^4*z^2 - 38*z^3 - 176*y*z^3 + 85*y^2*z^3 + 6*y^3*z^3 + 28*z^4 + 62*y*z^4 - 6*y^2*z^4 - 8*z^5 - 6*y*z^5)* G[1, z])/(36*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(-y + 2*z)*G[0, 1, y])/(6*(y + z)^4) + (Pi^2*(y - 2*z)*G[0, 1, z])/(3*(y + z)^4) + G[0, 1 - y, z]* ((5*Pi^2*(y - 2*z))/(6*(y + z)^4) - (5*(y - 2*z)*G[1, 0, y])/ (y + z)^4) + G[0, 0, z]*((((5*I)/12)*Pi)/(y*(-1 + z)^2) + (216*y - 340*y^2 + 124*y^3 - 108*z - 896*y*z + 807*y^2*z + 18*y^3*z + 92*z^2 + 1026*y*z^2 - 183*y^2*z^2 + 19*z^3 - 204*y*z^3 - 3*z^4)/(36*y*(-1 + z)^2*(-1 + y + z)*(y + z)^2) + (6*(y - 2*z)*G[1, 0, y])/(y + z)^4) + (((I/12)*Pi*(180*y - 288*y^2 + 77*y^3 + 19*y^4 + 12*y^5 - 36*z - 792*y*z + 1023*y^2*z - 169*y^3*z - 26*y^4*z + 144*z^2 + 1383*y*z^2 - 1269*y^2*z^2 + 71*y^3*z^2 + 43*y^4*z^2 - 211*z^3 - 1163*y*z^3 + 561*y^2*z^3 + 57*y^3*z^3 + 134*z^4 + 421*y*z^4 - 15*y^2*z^4 - 31*z^5 - 29*y*z^5))/(y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3) + (2337*y - 3696*y^2 + 889*y^3 + 287*y^4 + 183*y^5 - 237*z - 10470*y*z + 12849*y^2*z - 1817*y^3*z - 361*y^4*z + 6*y^5*z + 948*z^2 + 18243*y*z^2 - 15543*y^2*z^2 + 508*y^3*z^2 + 641*y^4*z^2 - 1439*z^3 - 15025*y*z^3 + 6498*y^2*z^3 + 987*y^3*z^3 + 988*z^4 + 5180*y*z^4 + 81*y^2*z^4 - 266*z^5 - 265*y*z^5 + 6*z^6)/(72*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3))* G[1, 0, z] + (Pi^2*(y - 2*z)*G[1 - y, 0, z])/(2*(y + z)^4) + G[0, 0, y]*((108*y - 78*y^2 - y^3 - 192*y*z + 76*y^2*z - 6*z^2 + 83*y*z^2 + 6*z^3)/(12*y*(-1 + z)*(-1 + y + z)*(y + z)^2) + (6*(y - 2*z)*G[1 - y, 0, z])/(y + z)^4) + (Pi^2*(y - 2*z)*G[1 - y, 1, z])/(3*(y + z)^4) + (Pi^2*(-y + 2*z)*G[1 - y, 1 - y, z])/(3*(y + z)^4) - (4*Pi^2*(y - 2*z)*G[-y, 1 - y, z])/(3*(y + z)^4) + G[1, 0, y]*((Pi^2*(y - 2*z))/(2*(y + z)^4) + ((I/12)*Pi*(-1 + y)*(180*y - 252*y^2 + 43*y^3 - 36*z - 180*y*z + 57*y^2*z + 72*z^2 - 15*y*z^2 - 29*z^3))/(y*(-1 + y + z)^2* (y + z)^3) + (2337*y - 5580*y^2 + 3866*y^3 - 629*y^4 + 6*y^5 - 237*z - 4653*y*z + 9096*y^2*z - 4853*y^3*z + 641*y^4*z + 927*z^2 + 1683*y*z^2 - 3609*y^2*z^2 + 987*y^3*z^2 - 973*z^3 + 892*y*z^3 + 81*y^2*z^3 + 277*z^4 - 265*y*z^4 + 6*z^5)/(72*y*(-1 + z)* (-1 + y + z)^2*(y + z)^3) - (3*(y - 2*z)*G[1 - y, 0, z])/ (y + z)^4 + (2*(y - 2*z)*G[1 - y, 1 - y, z])/(y + z)^4 - (8*(y - 2*z)*G[-y, 0, z])/(y + z)^4 + (8*(y - 2*z)*G[-y, 1 - y, z])/ (y + z)^4) - G[0, 0, 0, z]/(3*y*(-1 + z)^2) + (((6*I)*Pi*(y - 2*z))/(y + z)^4 + (85*y^2 - 206*y^3 + 132*y^4 - 7*y^5 - y^6 - 86*y*z - 84*y^2*z + 420*y^3*z - 256*y^4*z + 12*y^5*z - 30*z^2 + 524*y*z^2 - 492*y^2*z^2 - 156*y^3*z^2 + 118*y^4*z^2 - 9*y^5*z^2 + 120*z^3 - 1096*y*z^3 + 976*y^2*z^3 - 116*y^3*z^3 - 175*z^4 + 993*y*z^4 - 558*y^2*z^4 + 54*y^3*z^4 + 110*z^5 - 362*y*z^5 + 72*y^2*z^5 - 25*z^6 + 27*y*z^6)/ (12*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, y] + (((6*I)*Pi*(y - 2*z))/(y + z)^4 + (25*y^2 - 86*y^3 + 77*y^4 - 11*y^5 - 5*y^6 - 134*y*z + 252*y^2*z + 32*y^3*z - 162*y^4*z + 12*y^5*z - 18*z^2 + 692*y*z^2 - 1098*y^2*z^2 + 236*y^3*z^2 + 103*y^4*z^2 - 21*y^5*z^2 + 72*z^3 - 1292*y*z^3 + 1404*y^2*z^3 - 184*y^3*z^3 - 48*y^4*z^3 - 98*z^4 + 1069*y*z^4 - 612*y^2*z^4 - 18*y^3*z^4 + 52*z^5 - 350*y*z^5 + 24*y^2*z^5 - 8*z^6 + 15*y*z^6)/ (12*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, z] - ((-1 + y)*(180*y - 252*y^2 + 43*y^3 - 36*z - 180*y*z + 57*y^2*z + 72*z^2 - 15*y*z^2 - 29*z^3)*G[1, 0, 0, y])/(12*y*(-1 + y + z)^2* (y + z)^3) + ((-180*y + 288*y^2 - 79*y^3 - 15*y^4 - 14*y^5 + 36*z + 792*y*z - 1029*y^2*z + 185*y^3*z + 16*y^4*z - 144*z^2 - 1389*y*z^2 + 1293*y^2*z^2 - 91*y^3*z^2 - 43*y^4*z^2 + 209*z^3 + 1179*y*z^3 - 581*y^2*z^3 - 57*y^3*z^3 - 130*z^4 - 431*y*z^4 + 15*y^2*z^4 + 29*z^5 + 29*y*z^5)*G[1, 0, 0, z])/ (12*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (((6*I)*Pi*(y - 2*z))/(y + z)^4 + (115*y^2 - 206*y^3 + 93*y^4 - 3*y^5 + y^6 - 62*y*z - 312*y^2*z + 588*y^3*z - 222*y^4*z + 8*y^5*z - 36*z^2 + 320*y*z^2 + 342*y^2*z^2 - 648*y^3*z^2 + 163*y^4*z^2 - y^5*z^2 + 144*z^3 - 484*y*z^3 - 292*y^2*z^3 + 348*y^3*z^3 - 28*y^4*z^3 - 190*z^4 + 229*y*z^4 + 224*y^2*z^4 - 78*y^3*z^4 + 92*z^5 + 22*y*z^5 - 76*y^2*z^5 - 10*z^6 - 25*y*z^6)/ (12*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[1, 1, 0, y] + G[0, z]*((-6948*y + 9331*y^2 - 2383*y^3 + 3366*z + 25394*y*z - 20901*y^2*z - 1056*y^3*z - 4565*z^2 - 27273*y*z^2 + 4692*y^2*z^2 + 1559*z^3 + 5388*y*z^3 - 360*z^4)/(432*y*(-1 + z)^2*(-1 + y + z)* (y + z)^2) - ((I/36)*Pi*(216*y - 334*y^2 + 118*y^3 - 108*z - 884*y*z + 789*y^2*z + 18*y^3*z + 98*z^2 + 1008*y*z^2 - 183*y^2*z^2 + 13*z^3 - 204*y*z^3 - 3*z^4))/(y*(-1 + z)^2* (-1 + y + z)*(y + z)^2) + (Pi^2*(72*y^2 - 55*y^3 - 52*y^4 + 35*y^5 - 144*y*z + 123*y^2*z - 118*y^3*z + 139*y^4*z + 663*y*z^2 - 762*y^2*z^2 + 296*y^3*z^2 + 18*y^4*z^2 + 53*z^3 - 1018*y*z^3 + 692*y^2*z^3 - 18*y^3*z^3 - 106*z^4 + 553*y*z^4 - 90*y^2*z^4 + 53*z^5 - 54*y*z^5))/(144*y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3) + (Pi^2*(y - 2*z)*G[1, y])/(2*(y + z)^4) + ((72*y^2 - 114*y^3 + 41*y^4 + y^5 - 144*y*z - 54*y^2*z + 279*y^3*z - 81*y^4*z + 486*y*z^2 - 129*y^2*z^2 - 219*y^3*z^2 + 43*y^4*z^2 - 6*z^3 - 571*y*z^3 + 127*y^2*z^3 + 57*y^3*z^3 + 12*z^4 + 258*y*z^4 - 15*y^2*z^4 - 6*z^5 - 29*y*z^5)*G[0, 0, y])/ (12*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (((-6*I)*Pi*(y - 2*z))/(y + z)^4 + (-25*y^2 - 10*y^3 + 67*y^4 - 31*y^5 - y^6 + 134*y*z - 156*y^2*z + 160*y^3*z - 198*y^4*z + 60*y^5*z + 18*z^2 - 500*y*z^2 + 474*y^2*z^2 - 296*y^3*z^2 + 197*y^4*z^2 - 33*y^5*z^2 - 72*z^3 + 620*y*z^3 - 324*y^2*z^3 + 160*y^3*z^3 - 72*y^4*z^3 + 98*z^4 - 247*y*z^4 - 18*y^2*z^4 - 18*y^3*z^4 - 52*z^5 - 34*y*z^5 + 48*y^2*z^5 + 8*z^6 + 27*y*z^6)/ (12*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[1, 0, y] - (4*(y - 2*z)*G[0, 1, 0, y])/(y + z)^4 + (6*(y - 2*z)*G[1, 0, 0, y])/ (y + z)^4 - (3*(y - 2*z)*G[1, 1, 0, y])/(y + z)^4) + G[-y, z]*((8*(y - 2*z)*G[0, 1, 0, y])/(y + z)^4 + (8*(y - 2*z)*G[1, 1, 0, y])/(y + z)^4) + ((-30*y + 48*y^2 - 10*y^3 - 4*y^4 - y^5 + 6*z + 132*y*z - 162*y^2*z + 20*y^3*z + 7*y^4*z - 24*z^2 - 222*y*z^2 + 192*y^2*z^2 - 7*y^3*z^2 - 6*y^4*z^2 + 38*z^3 + 176*y*z^3 - 85*y^2*z^3 - 6*y^3*z^3 - 28*z^4 - 62*y*z^4 + 6*y^2*z^4 + 8*z^5 + 6*y*z^5)*G[1, 1, 0, z])/ (6*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (((6*I)*Pi*(y - 2*z))/(y + z)^4 + (55*y^2 - 62*y^3 - 27*y^4 + 33*y^5 + y^6 - 110*y*z + 36*y^3*z + 138*y^4*z - 64*y^5*z - 24*z^2 + 440*y*z^2 - 282*y^2*z^2 + 168*y^3*z^2 - 197*y^4*z^2 + 35*y^5*z^2 + 96*z^3 - 628*y*z^3 + 332*y^2*z^3 - 204*y^3*z^3 + 92*y^4*z^3 - 142*z^4 + 361*y*z^4 - 100*y^2*z^4 + 66*y^3*z^4 + 92*z^5 - 50*y*z^5 - 4*y^2*z^5 - 22*z^6 - 13*y*z^6)/(12*y*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4))*G[1 - y, 1, 0, z] + G[0, y]*((-1899*y + 1550*y^2 - 24*y^3 - 180*z + 3805*y*z - 1598*y^2*z + 536*z^2 - 1930*y*z^2 - 356*z^3)/(72*y*(-1 + z)* (-1 + y + z)*(y + z)^2) + ((I/12)*Pi*(-108*y + 78*y^2 + y^3 + 192*y*z - 76*y^2*z + 6*z^2 - 83*y*z^2 - 6*z^3))/ (y*(-1 + z)*(-1 + y + z)*(y + z)^2) + (Pi^2*(12*y^2 - 17*y^3 + 5*y^4 + y^5 - 24*y*z - 3*y^2*z + 37*y^3*z - 9*y^4*z + 87*y*z^2 - 39*y^2*z^2 - 26*y^3*z^2 + 7*y^4*z^2 + z^3 - 109*y*z^3 + 34*y^2*z^3 + 9*y^3*z^3 - 2*z^4 + 51*y*z^4 - 3*y^2*z^4 + z^5 - 5*y*z^5))/(24*y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3) + (((-1/12*I)*Pi*(72*y^2 - 114*y^3 + 41*y^4 + y^5 - 144*y*z - 54*y^2*z + 279*y^3*z - 81*y^4*z + 486*y*z^2 - 129*y^2*z^2 - 219*y^3*z^2 + 43*y^4*z^2 - 6*z^3 - 571*y*z^3 + 127*y^2*z^3 + 57*y^3*z^3 + 12*z^4 + 258*y*z^4 - 15*y^2*z^4 - 6*z^5 - 29*y*z^5))/(y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (-870*y^2 + 1523*y^3 - 695*y^4 + 42*y^5 + 1884*y*z + 873*y^2*z - 4231*y^3*z + 1444*y^4*z - 6*y^5*z + 180*z^2 - 6138*y*z^2 + 573*y^2*z^2 + 3803*y^3*z^2 - 641*y^4*z^2 - 340*z^3 + 6817*y*z^3 - 459*y^2*z^3 - 987*y^3*z^3 + 134*z^4 - 2828*y*z^4 - 81*y^2*z^4 + 32*z^5 + 265*y*z^5 - 6*z^6)/(72*y*(-1 + z)^2* (-1 + y + z)^2*(y + z)^3))*G[0, z] + (Pi^2*(y - 2*z)*G[1 - y, z])/(2*(y + z)^4) + ((72*y^2 - 113*y^3 + 39*y^4 + 2*y^5 - 144*y*z - 51*y^2*z + 271*y^3*z - 76*y^4*z + 489*y*z^2 - 141*y^2*z^2 - 209*y^3*z^2 + 43*y^4*z^2 - 5*z^3 - 579*y*z^3 + 137*y^2*z^3 + 57*y^3*z^3 + 10*z^4 + 263*y*z^4 - 15*y^2*z^4 - 5*z^5 - 29*y*z^5)*G[0, 0, z])/ (12*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + ((-30*y + 48*y^2 - 13*y^3 - 6*y^4 - 2*y^5 + 6*z + 132*y*z - 171*y^2*z + 20*y^3*z + 10*y^4*z - 24*z^2 - 231*y*z^2 + 204*y^2*z^2 + 5*y^3*z^2 - 10*y^4*z^2 + 35*z^3 + 192*y*z^3 - 77*y^2*z^3 - 18*y^3*z^3 - 22*z^4 - 65*y*z^4 - 6*y^2*z^4 + 5*z^5 + 2*y*z^5)*G[1, 0, z])/(12*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (((-6*I)*Pi*(y - 2*z))/(y + z)^4 + (-55*y^2 + 62*y^3 + 27*y^4 - 33*y^5 - y^6 + 110*y*z - 36*y^3*z - 138*y^4*z + 64*y^5*z + 24*z^2 - 440*y*z^2 + 282*y^2*z^2 - 168*y^3*z^2 + 197*y^4*z^2 - 35*y^5*z^2 - 96*z^3 + 628*y*z^3 - 332*y^2*z^3 + 204*y^3*z^3 - 92*y^4*z^3 + 142*z^4 - 361*y*z^4 + 100*y^2*z^4 - 66*y^3*z^4 - 92*z^5 + 50*y*z^5 + 4*y^2*z^5 + 22*z^6 + 13*y*z^6)/ (12*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[1 - y, 0, z] + ((-y + 2*z)*G[0, 1, 0, z])/(y + z)^4 + (5*(y - 2*z)*G[0, 1 - y, 0, z])/(y + z)^4 + (6*(y - 2*z)*G[1 - y, 0, 0, z])/(y + z)^4 + ((-y + 2*z)*G[1 - y, 1, 0, z])/(y + z)^4 - (2*(y - 2*z)*G[1 - y, 1 - y, 0, z])/(y + z)^4 - (8*(y - 2*z)*G[-y, 1 - y, 0, z])/(y + z)^4) + (2*(y - 2*z)*G[0, 0, 1, 0, y])/(y + z)^4 - (6*(y - 2*z)*G[0, 0, 1, 0, z])/(y + z)^4 - (6*(y - 2*z)*G[0, 1, 0, 0, y])/(y + z)^4 - (6*(y - 2*z)*G[0, 1, 0, 0, z])/(y + z)^4 + ((y - 2*z)*G[0, 1, 1, 0, y])/(y + z)^4 - (2*(y - 2*z)*G[0, 1, 1, 0, z])/(y + z)^4 - (5*(y - 2*z)*G[0, 1 - y, 1, 0, z])/(y + z)^4 - (5*(y - 2*z)*G[1, 0, 1, 0, y])/(y + z)^4 - (6*(y - 2*z)*G[1, 1, 0, 0, y])/(y + z)^4 - (5*(y - 2*z)*G[1 - y, 0, 1, 0, z])/(y + z)^4 - (6*(y - 2*z)*G[1 - y, 1, 0, 0, z])/(y + z)^4 - (2*(y - 2*z)*G[1 - y, 1, 1, 0, z])/(y + z)^4 + (2*(y - 2*z)*G[1 - y, 1 - y, 1, 0, z])/(y + z)^4 + (8*(y - 2*z)*G[-y, 0, 1, 0, z])/(y + z)^4 + (8*(y - 2*z)*G[-y, 1 - y, 1, 0, z])/(y + z)^4 + ((16*y^2 - 35*y^3 + 18*y^4 - y^5 - 32*y*z - 41*y^2*z + 108*y^3*z - 37*y^4*z + 79*y*z^2 + 56*y^2*z^2 - 108*y^3*z^2 + 16*y^4*z^2 - 11*z^3 - 60*y*z^3 - 48*y^2*z^3 + 32*y^3*z^3 + 22*z^4 + 13*y*z^4 + 16*y^2*z^4 - 11*z^5)*Zeta[3])/(4*y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3) + G[1, y]*(((-I)*Pi^3*(y - 2*z))/(y + z)^4 + (Pi^2*(-115*y^2 + 206*y^3 - 93*y^4 + 3*y^5 - y^6 + 62*y*z + 312*y^2*z - 588*y^3*z + 222*y^4*z - 8*y^5*z + 36*z^2 - 320*y*z^2 - 342*y^2*z^2 + 648*y^3*z^2 - 163*y^4*z^2 + y^5*z^2 - 144*z^3 + 484*y*z^3 + 292*y^2*z^3 - 348*y^3*z^3 + 28*y^4*z^3 + 190*z^4 - 229*y*z^4 - 224*y^2*z^4 + 78*y^3*z^4 - 92*z^5 - 22*y*z^5 + 76*y^2*z^5 + 10*z^6 + 25*y*z^6))/(72*y*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) - (4*Pi^2*(y - 2*z)*G[-y, z])/ (3*(y + z)^4) + (4*(y - 2*z)*Zeta[3])/(y + z)^4) + G[1 - y, z]*(((-I)*Pi^3*(y - 2*z))/(y + z)^4 + (Pi^2*(-55*y^2 + 62*y^3 + 27*y^4 - 33*y^5 - y^6 + 110*y*z - 36*y^3*z - 138*y^4*z + 64*y^5*z + 24*z^2 - 440*y*z^2 + 282*y^2*z^2 - 168*y^3*z^2 + 197*y^4*z^2 - 35*y^5*z^2 - 96*z^3 + 628*y*z^3 - 332*y^2*z^3 + 204*y^3*z^3 - 92*y^4*z^3 + 142*z^4 - 361*y*z^4 + 100*y^2*z^4 - 66*y^3*z^4 - 92*z^5 + 50*y*z^5 + 4*y^2*z^5 + 22*z^6 + 13*y*z^6))/(72*y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + (((6*I)*Pi*(y - 2*z))/(y + z)^4 + (55*y^2 - 62*y^3 - 27*y^4 + 33*y^5 + y^6 - 110*y*z + 36*y^3*z + 138*y^4*z - 64*y^5*z - 24*z^2 + 440*y*z^2 - 282*y^2*z^2 + 168*y^3*z^2 - 197*y^4*z^2 + 35*y^5*z^2 + 96*z^3 - 628*y*z^3 + 332*y^2*z^3 - 204*y^3*z^3 + 92*y^4*z^3 - 142*z^4 + 361*y*z^4 - 100*y^2*z^4 + 66*y^3*z^4 + 92*z^5 - 50*y*z^5 - 4*y^2*z^5 - 22*z^6 - 13*y*z^6)/(12*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[1, 0, y] - (5*(y - 2*z)*G[0, 1, 0, y])/(y + z)^4 - (6*(y - 2*z)*G[1, 0, 0, y])/(y + z)^4 + (4*(y - 2*z)*Zeta[3])/ (y + z)^4)) + Nc^3*((13176 - 5557*y - 18733*z)/ (576*y*(-1 + z)*(y + z)) + ((I/36)*Pi*(297 + 67*y - 230*z))/ (y*(-1 + z)*(y + z)) + (Pi^4*(-270 + 208*y + 11*y^2 + 1080*z - 902*y*z + 26*y^2*z - 1620*z^2 + 1314*y*z^2 + 35*y^2*z^2 + 1080*z^3 - 850*y*z^3 - 270*z^4 + 230*y*z^4))/ (720*y*(-1 + z)^4*(-1 + y + z)^2) + (Pi^2*(3960*y^2 + 635*y^3 - 11532*y^4 + 6937*y^5 - 8928*y*z + 19221*y^2*z - 45901*y^3*z + 41479*y^4*z - 6039*y^5*z - 1044*z^2 + 52071*y*z^2 - 110811*y^2*z^2 + 103520*y^3*z^2 - 27253*y^4*z^2 + 9797*z^3 - 110571*y*z^3 + 147868*y^2*z^3 - 55560*y^3*z^3 - 22285*z^4 + 98245*y*z^4 - 59340*y^2*z^4 + 19355*z^5 - 30817*y*z^5 - 5823*z^6))/(864*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) - ((I/144)*Pi^3*(-396*y^2 + 161*y^3 + 565*y^4 - 330*y^5 + 792*y*z - 1101*y^2*z + 2093*y^3*z - 2072*y^4*z + 324*y^5*z - 4071*y*z^2 + 6849*y^2*z^2 - 5515*y^3*z^2 + 1489*y^4*z^2 - 433*z^3 + 7699*y*z^3 - 8997*y^2*z^3 + 3243*y^3*z^3 + 1190*z^4 - 6305*y*z^4 + 3639*y^2*z^4 - 1081*z^5 + 1885*y*z^5 + 324*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(29*y^4 - 58*y^5 + 4*y^6 + 30*y^7 - 9*y^8 + 50*y^3*z - 220*y^4*z + 128*y^5*z + 112*y^6*z - 78*y^7*z + 108*y^2*z^2 - 432*y^3*z^2 + 458*y^4*z^2 + 98*y^5*z^2 - 218*y^6*z^2 + 12*y^7*z^2 + 72*y*z^3 - 600*y^2*z^3 + 984*y^3*z^3 - 252*y^4*z^3 - 276*y^5*z^3 + 48*y^6*z^3 + 18*z^4 - 340*y*z^4 + 1149*y^2*z^4 - 842*y^3*z^4 - 72*y^4*z^4 + 72*y^5*z^4 - 76*z^5 + 584*y*z^5 - 930*y^2*z^5 + 228*y^3*z^5 + 48*y^4*z^5 + 118*z^6 - 436*y*z^6 + 273*y^2*z^6 + 12*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8)*G[0, 1, y])/ (24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-11*y^2 + 22*y^3 - 10*y^4 + 6*y^5 - 2*y^6 + 22*y*z - 40*y^3*z + 44*y^4*z - 16*y^5*z - 88*y*z^2 + 72*y^2*z^2 + 50*y^3*z^2 - 54*y^4*z^2 + 2*y^5*z^2 + 136*y*z^3 - 76*y^2*z^3 - 52*y^3*z^3 + 8*y^4*z^3 + z^4 - 90*y*z^4 + 5*y^2*z^4 + 12*y^3*z^4 - 2*z^5 + 18*y*z^5 + 8*y^2*z^5 + z^6 + 2*y*z^6)*G[0, 1, z])/ (12*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + G[0, 0, z]*(((I/24)*Pi*(-89 + 89*y + 35*z + 162*y*z + 54*z^2))/ (y*(-1 + z)^2*(-1 + y + z)) + (Pi^2*(-139 + 287*y - 148*y^2 + 556*z - 856*y*z + 300*y^2*z - 834*z^2 + 834*y*z^2 - 146*y^2*z^2 + 556*z^3 - 256*y*z^3 - 139*z^4 - 9*y*z^4))/(24*y*(-1 + z)^4* (-1 + y + z)^2) + (1512*y^2 - 2425*y^3 + 913*y^4 + 54*y*z - 8234*y^2*z + 7996*y^3*z - 1246*y^4*z + 324*z^2 - 1471*y*z^2 + 14297*y^2*z^2 - 7593*y^3*z^2 + 441*y^4*z^2 - 1008*z^3 + 2912*y*z^3 - 9432*y^2*z^3 + 2238*y^3*z^3 + 1044*z^4 - 1663*y*z^4 + 1965*y^2*z^4 - 360*z^5 + 168*y*z^5)/(72*y^2*(-1 + z)^3* (-1 + y + z)*(y + z)^2) + ((-84*y^4 + 168*y^5 - 103*y^6 + 29*y^7 - 10*y^8 + 60*y^3*z + 220*y^4*z - 524*y^5*z + 322*y^6*z - 78*y^7*z - 108*y^2*z^2 - 8*y^3*z^2 - 392*y^4*z^2 + 718*y^5*z^2 - 315*y^6*z^2 + 9*y^7*z^2 - 72*y*z^3 + 600*y^2*z^3 - 500*y^3*z^3 + 576*y^4*z^3 - 456*y^5*z^3 + 36*y^6*z^3 - 18*z^4 + 340*y*z^4 - 1193*y^2*z^4 + 813*y^3*z^4 - 366*y^4*z^4 + 54*y^5*z^4 + 76*z^5 - 584*y*z^5 + 1018*y^2*z^5 - 374*y^3*z^5 + 36*y^4*z^5 - 118*z^6 + 436*y*z^6 - 317*y^2*z^6 + 9*y^3*z^6 + 80*z^7 - 120*y*z^7 - 20*z^8)*G[1, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4)) + G[0, 1 - y, z]* ((Pi^2*(-73*y^4 + 146*y^5 - 90*y^6 + 26*y^7 - 9*y^8 + 38*y^3*z + 220*y^4*z - 472*y^5*z + 284*y^6*z - 70*y^7*z - 108*y^2*z^2 + 80*y^3*z^2 - 446*y^4*z^2 + 662*y^5*z^2 - 280*y^6*z^2 + 8*y^7*z^2 - 72*y*z^3 + 600*y^2*z^3 - 624*y^3*z^3 + 628*y^4*z^3 - 420*y^5*z^3 + 32*y^6*z^3 - 18*z^4 + 340*y*z^4 - 1191*y^2*z^4 + 882*y^3*z^4 - 370*y^4*z^4 + 48*y^5*z^4 + 76*z^5 - 584*y*z^5 + 1014*y^2*z^5 - 384*y^3*z^5 + 32*y^4*z^5 - 118*z^6 + 436*y*z^6 - 315*y^2*z^6 + 8*y^3*z^6 + 80*z^7 - 120*y*z^7 - 20*z^8))/ (24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((73*y^4 - 146*y^5 + 90*y^6 - 26*y^7 + 9*y^8 - 38*y^3*z - 220*y^4*z + 472*y^5*z - 284*y^6*z + 70*y^7*z + 108*y^2*z^2 - 80*y^3*z^2 + 446*y^4*z^2 - 662*y^5*z^2 + 280*y^6*z^2 - 8*y^7*z^2 + 72*y*z^3 - 600*y^2*z^3 + 624*y^3*z^3 - 628*y^4*z^3 + 420*y^5*z^3 - 32*y^6*z^3 + 18*z^4 - 340*y*z^4 + 1191*y^2*z^4 - 882*y^3*z^4 + 370*y^4*z^4 - 48*y^5*z^4 - 76*z^5 + 584*y*z^5 - 1014*y^2*z^5 + 384*y^3*z^5 - 32*y^4*z^5 + 118*z^6 - 436*y*z^6 + 315*y^2*z^6 - 8*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8)* G[1, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4)) + ((Pi^2*(5 - 10*y + 18*y^2 - 10*y^3 - y^4 - 20*z + 30*y*z - 36*y^2*z + 22*y^3*z + 30*z^2 - 30*y*z^2 + 18*y^2*z^2 - 12*y^3*z^2 - 20*z^3 + 10*y*z^3 + 5*z^4))/(6*y^3*(-1 + z)^2*(-1 + y + z)^2) - ((I/24)*Pi*(990*y - 1584*y^2 + 469*y^3 + 155*y^4 - 30*y^5 - 198*z - 4356*y*z + 5763*y^2*z - 833*y^3*z - 448*y^4*z + 36*y^5*z + 792*z^2 + 7743*y*z^2 - 6993*y^2*z^2 + 25*y^3*z^2 + 311*y^4*z^2 - 1115*z^3 - 6511*y*z^3 + 2859*y^2*z^3 + 357*y^3*z^3 + 682*z^4 + 2219*y*z^4 - 39*y^2*z^4 - 197*z^5 - 85*y*z^5 + 36*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (-5139*y^2 + 8244*y^3 - 2359*y^4 - 393*y^5 - 353*y^6 + 1107*y*z + 22464*y^2*z - 29703*y^3*z + 5513*y^4*z + 925*y^5*z - 96*y^6*z + 324*z^2 - 4878*y*z^2 - 39423*y^2*z^2 + 37311*y^3*z^2 - 1414*y^4*z^2 - 1879*y^5*z^2 - 1332*z^3 + 7739*y*z^3 + 33327*y^2*z^3 - 15248*y^3*z^3 - 3087*y^4*z^3 + 2052*z^4 - 5404*y*z^4 - 11348*y^2*z^4 - 1053*y^3*z^4 - 1404*z^5 + 1568*y*z^5 + 119*y^2*z^5 + 360*z^6 - 132*y*z^6)/ (72*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3))*G[1, 0, z] + (Pi^2*(5 - 10*y + 9*y^2 - 6*y^3 + 2*y^4 - 20*z + 30*y*z - 18*y^2*z + 8*y^3*z + 30*z^2 - 30*y*z^2 + 9*y^2*z^2 - 2*y^3*z^2 - 20*z^3 + 10*y*z^3 + 5*z^4)*G[1, 1, y])/(6*y^3*(-1 + z)^2*(-1 + y + z)^2) + (Pi^2*(10 - 20*y + 7*y^2 + 7*y^3 - 4*y^4 - 40*z + 60*y*z - 14*y^2*z - 6*y^3*z + 60*z^2 - 60*y*z^2 + 7*y^2*z^2 - y^3*z^2 - 40*z^3 + 20*y*z^3 + 10*z^4)*G[1, 1, z])/(12*y^3*(-1 + z)^2*(-1 + y + z)^2) + (Pi^2*(-10 + 20*y - 7*y^2 - 6*y^3 + 2*y^4 + 40*z - 60*y*z + 14*y^2*z + 8*y^3*z - 60*z^2 + 60*y*z^2 - 7*y^2*z^2 - 2*y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4)*G[1, 1 - y, z])/(12*y^3*(-1 + z)^2* (-1 + y + z)^2) + (Pi^2*(-53*y^4 + 106*y^5 - 66*y^6 + 22*y^7 - 9*y^8 - 14*y^3*z + 240*y^4*z - 384*y^5*z + 220*y^6*z - 62*y^7*z - 120*y^2*z^2 + 296*y^3*z^2 - 600*y^4*z^2 + 582*y^5*z^2 - 224*y^6*z^2 + 4*y^7*z^2 - 80*y*z^3 + 640*y^2*z^3 - 936*y^3*z^3 + 780*y^4*z^3 - 364*y^5*z^3 + 16*y^6*z^3 - 20*z^4 + 360*y*z^4 - 1233*y^2*z^4 + 1062*y^3*z^4 - 392*y^4*z^4 + 24*y^5*z^4 + 80*z^5 - 600*y*z^5 + 1026*y^2*z^5 - 412*y^3*z^5 + 16*y^4*z^5 - 120*z^6 + 440*y*z^6 - 313*y^2*z^6 + 4*y^3*z^6 + 80*z^7 - 120*y*z^7 - 20*z^8)* G[1 - y, 0, z])/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + G[0, 0, y]*((((9*I)/4)*Pi*(-3 + y + 3*z))/(y*(-1 + z)*(-1 + y + z)) + (Pi^2*(9 - 25*y + 8*y^2 - 18*z + 34*y*z + 9*z^2 - 9*y*z^2))/ (24*y*(-1 + z)^2*(-1 + y + z)^2) + (-594*y + 237*y^2 + 56*y^3 + 672*y*z - 125*y^2*z - 159*z^2 - 22*y*z^2 + 159*z^3)/ (24*y*(-1 + z)*(-1 + y + z)*(y + z)^2) + (5*(7 - 10*y + 3*y^2 - 14*z + 14*y*z + 7*z^2 - 4*y*z^2)*G[0, 0, z])/ (4*y*(-1 + z)^2*(-1 + y + z)^2) + ((1 + 11*y - 4*y^2 - 2*z - 14*y*z + z^2 + 3*y*z^2)*G[1, 0, z])/ (4*y*(-1 + z)^2*(-1 + y + z)^2) + ((-33*y^2 + 66*y^3 - 38*y^4 + 7*y^5 - 2*y^6 + 66*y*z - 152*y^3*z + 104*y^4*z - 18*y^5*z - 264*y*z^2 + 168*y^2*z^2 + 148*y^3*z^2 - 90*y^4*z^2 + 3*y^5*z^2 + 376*y*z^3 - 176*y^2*z^3 - 88*y^3*z^3 + 12*y^4*z^3 - 5*z^4 - 217*y*z^4 + 27*y^2*z^4 + 18*y^3*z^4 + 10*z^5 + 36*y*z^5 + 12*y^2*z^5 - 5*z^6 + 3*y*z^6)*G[1 - y, 0, z])/ (2*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4)) + (Pi^2*(-21*y^4 + 42*y^5 - 22*y^6 - 2*y^7 + y^8 - 18*y^3*z + 120*y^4*z - 148*y^5*z + 36*y^6*z + 6*y^7*z - 60*y^2*z^2 + 192*y^3*z^2 - 300*y^4*z^2 + 158*y^5*z^2 - 8*y^6*z^2 - 40*y*z^3 + 320*y^2*z^3 - 512*y^3*z^3 + 316*y^4*z^3 - 48*y^5*z^3 - 10*z^4 + 180*y*z^4 - 611*y^2*z^4 + 518*y^3*z^4 - 114*y^4*z^4 + 40*z^5 - 300*y*z^5 + 502*y^2*z^5 - 180*y^3*z^5 - 60*z^6 + 220*y*z^6 - 151*y^2*z^6 + 40*z^7 - 60*y*z^7 - 10*z^8)*G[1 - y, 1, z])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(21*y^4 - 42*y^5 + 26*y^6 - 9*y^7 + 4*y^8 + 18*y^3*z - 120*y^4*z + 164*y^5*z - 88*y^6*z + 26*y^7*z + 60*y^2*z^2 - 192*y^3*z^2 + 324*y^4*z^2 - 256*y^5*z^2 + 90*y^6*z^2 - y^7*z^2 + 40*y*z^3 - 320*y^2*z^3 + 528*y^3*z^3 - 408*y^4*z^3 + 156*y^5*z^3 - 4*y^6*z^3 + 10*z^4 - 180*y*z^4 + 615*y^2*z^4 - 561*y^3*z^4 + 191*y^4*z^4 - 6*y^5*z^4 - 40*z^5 + 300*y*z^5 - 510*y^2*z^5 + 208*y^3*z^5 - 4*y^4*z^5 + 60*z^6 - 220*y*z^6 + 155*y^2*z^6 - y^3*z^6 - 40*z^7 + 60*y*z^7 + 10*z^8)*G[1 - y, 1 - y, z])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(53*y^4 - 106*y^5 + 51*y^6 - 52*y^3*z - 4*y^4*z + 48*y^5*z + 54*y^2*z^2 - 12*y^3*z^2 + 36*y*z^3 - 192*y^2*z^3 + 100*y^3*z^3 + 9*z^4 - 98*y*z^4 + 147*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6)* G[-y, 1 - y, z])/(12*y^3*(-1 + y + z)^2*(y + z)^4) + G[1, 0, y]*(((-1/24*I)*Pi*(990*y - 2376*y^2 + 1589*y^3 - 239*y^4 + 36*y^5 - 198*z - 1782*y*z + 3579*y^2*z - 1946*y^3*z + 311*y^4*z + 594*z^2 + 213*y*z^2 - 1236*y^2*z^2 + 357*y^3*z^2 - 589*z^3 + 628*y*z^3 - 39*y^2*z^3 + 157*z^4 - 85*y*z^4 + 36*z^5))/ (y*(-1 + z)*(-1 + y + z)^2*(y + z)^3) + (-5139*y^2 + 12366*y^3 - 8854*y^4 + 1759*y^5 - 132*y^6 + 1107*y*z + 9081*y^2*z - 20190*y^3*z + 12157*y^4*z - 2023*y^5*z + 324*z^2 - 3933*y*z^2 - 2109*y^2*z^2 + 9285*y^3*z^2 - 3303*y^4*z^2 - 648*z^3 + 3629*y*z^3 - 1784*y^2*z^3 - 1197*y^3*z^3 + 324*z^4 - 671*y*z^4 + 83*y^2*z^4 - 132*y*z^5)/(72*y^2*(-1 + z)* (-1 + y + z)^2*(y + z)^3) + (Pi^2*(-33*y^2 + 66*y^3 + 6*y^4 - 30*y^5 - 7*y^6 + 66*y*z + 24*y^3*z - 132*y^4*z + 46*y^5*z - 264*y*z^2 + 432*y^2*z^2 - 426*y^3*z^2 + 260*y^4*z^2 - 44*y^5*z^2 + 552*y*z^3 - 852*y^2*z^3 + 572*y^3*z^3 - 176*y^4*z^3 + 39*z^4 - 606*y*z^4 + 622*y^2*z^4 - 264*y^3*z^4 - 78*z^5 + 296*y*z^5 - 176*y^2*z^5 + 39*z^6 - 44*y*z^6))/ (24*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-10 + 20*y - 7*y^2 - 6*y^3 + 2*y^4 + 40*z - 60*y*z + 14*y^2*z + 8*y^3*z - 60*z^2 + 60*y*z^2 - 7*y^2*z^2 - 2*y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4)*G[1, 0, z])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((10 - 20*y + 7*y^2 + 6*y^3 - 2*y^4 - 40*z + 60*y*z - 14*y^2*z - 8*y^3*z + 60*z^2 - 60*y*z^2 + 7*y^2*z^2 + 2*y^3*z^2 - 40*z^3 + 20*y*z^3 + 10*z^4)*G[1, 1 - y, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((53*y^4 - 106*y^5 + 66*y^6 - 22*y^7 + 9*y^8 + 14*y^3*z - 240*y^4*z + 384*y^5*z - 220*y^6*z + 62*y^7*z + 120*y^2*z^2 - 296*y^3*z^2 + 600*y^4*z^2 - 582*y^5*z^2 + 224*y^6*z^2 - 4*y^7*z^2 + 80*y*z^3 - 640*y^2*z^3 + 936*y^3*z^3 - 780*y^4*z^3 + 364*y^5*z^3 - 16*y^6*z^3 + 20*z^4 - 360*y*z^4 + 1233*y^2*z^4 - 1062*y^3*z^4 + 392*y^4*z^4 - 24*y^5*z^4 - 80*z^5 + 600*y*z^5 - 1026*y^2*z^5 + 412*y^3*z^5 - 16*y^4*z^5 + 120*z^6 - 440*y*z^6 + 313*y^2*z^6 - 4*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8)* G[1 - y, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-21*y^4 + 42*y^5 - 26*y^6 + 9*y^7 - 4*y^8 - 18*y^3*z + 120*y^4*z - 164*y^5*z + 88*y^6*z - 26*y^7*z - 60*y^2*z^2 + 192*y^3*z^2 - 324*y^4*z^2 + 256*y^5*z^2 - 90*y^6*z^2 + y^7*z^2 - 40*y*z^3 + 320*y^2*z^3 - 528*y^3*z^3 + 408*y^4*z^3 - 156*y^5*z^3 + 4*y^6*z^3 - 10*z^4 + 180*y*z^4 - 615*y^2*z^4 + 561*y^3*z^4 - 191*y^4*z^4 + 6*y^5*z^4 + 40*z^5 - 300*y*z^5 + 510*y^2*z^5 - 208*y^3*z^5 + 4*y^4*z^5 - 60*z^6 + 220*y*z^6 - 155*y^2*z^6 + y^3*z^6 + 40*z^7 - 60*y*z^7 - 10*z^8)*G[1 - y, 1 - y, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((53*y^4 - 106*y^5 + 51*y^6 - 52*y^3*z - 4*y^4*z + 48*y^5*z + 54*y^2*z^2 - 12*y^3*z^2 + 36*y*z^3 - 192*y^2*z^3 + 100*y^3*z^3 + 9*z^4 - 98*y*z^4 + 147*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6)* G[-y, 0, z])/(2*y^3*(-1 + y + z)^2*(y + z)^4) + ((-53*y^4 + 106*y^5 - 51*y^6 + 52*y^3*z + 4*y^4*z - 48*y^5*z - 54*y^2*z^2 + 12*y^3*z^2 - 36*y*z^3 + 192*y^2*z^3 - 100*y^3*z^3 - 9*z^4 + 98*y*z^4 - 147*y^2*z^4 + 20*z^5 - 60*y*z^5 - 10*z^6)* G[-y, 1 - y, z])/(2*y^3*(-1 + y + z)^2*(y + z)^4)) + ((22 - 5*y - 22*z)*G[0, 0, 0, y])/(4*y*(-1 + z)*(-1 + y + z)) + ((((-51*I)/4)*Pi)/(y*(-1 + z)^2) + (73 - 73*y - 43*z - 132*y*z - 30*z^2)/(24*y*(-1 + z)^2*(-1 + y + z)))*G[0, 0, 0, z] + ((((3*I)/2)*Pi*(-11*y^2 + 22*y^3 - 7*y^4 - 4*y^5 + y^6 + 22*y*z - 28*y^3*z - 2*y^4*z + 10*y^5*z - 88*y*z^2 + 90*y^2*z^2 - 34*y^3*z^2 + 23*y^4*z^2 - 2*y^5*z^2 + 148*y*z^3 - 152*y^2*z^3 + 56*y^3*z^3 - 8*y^4*z^3 + 4*z^4 - 124*y*z^4 + 82*y^2*z^4 - 12*y^3*z^4 - 8*z^5 + 44*y*z^5 - 8*y^2*z^5 + 4*z^6 - 2*y*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-123*y^3 + 558*y^4 - 469*y^5 + 68*y^6 - 10*y^7 + 756*y^2*z - 1026*y^3*z - 658*y^4*z + 1042*y^5*z - 150*y^6*z + 30*y^7*z + 597*y*z^2 - 4200*y^2*z^2 + 4998*y^3*z^2 - 424*y^4*z^2 - 633*y^5*z^2 + 162*y^6*z^2 + 108*z^3 - 2160*y*z^3 + 8036*y^2*z^3 - 6568*y^3*z^3 + 706*y^4*z^3 + 180*y^5*z^3 - 324*z^4 + 2783*y*z^4 - 6506*y^2*z^4 + 2955*y^3*z^4 - 102*y^4*z^4 + 324*z^5 - 1444*y*z^5 + 1950*y^2*z^5 - 216*y^3*z^5 - 108*z^6 + 194*y*z^6 - 36*y^2*z^6 + 30*y*z^7)/(24*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 0, y] + ((((3*I)/2)*Pi*(-11*y^2 + 22*y^3 - 6*y^4 - 8*y^5 + 3*y^6 + 22*y*z - 24*y^3*z - 20*y^4*z + 22*y^5*z - 88*y*z^2 + 96*y^2*z^2 - 66*y^3*z^2 + 52*y^4*z^2 - 2*y^5*z^2 + 152*y*z^3 - 180*y^2*z^3 + 92*y^3*z^3 - 8*y^4*z^3 + 5*z^4 - 136*y*z^4 + 106*y^2*z^4 - 12*y^3*z^4 - 10*z^5 + 52*y*z^5 - 8*y^2*z^5 + 5*z^6 - 2*y*z^6))/(y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-207*y^3 + 126*y^4 + 74*y^5 + 74*y^6 - 67*y^7 - 1020*y^2*z + 3177*y^3*z - 2020*y^4*z + 266*y^5*z - 386*y^6*z + 49*y^7*z - 531*y*z^2 + 6288*y^2*z^2 - 12048*y^3*z^2 + 6318*y^4*z^2 - 1228*y^5*z^2 + 162*y^6*z^2 + 54*y^7*z^2 - 108*z^3 + 2523*y*z^3 - 15040*y^2*z^3 + 20006*y^3*z^3 - 7738*y^4*z^3 + 660*y^5*z^3 + 294*y^6*z^3 + 456*z^4 - 4636*y*z^4 + 17840*y^2*z^4 - 16046*y^3*z^4 + 3344*y^4*z^4 + 444*y^5*z^4 - 720*z^5 + 4074*y*z^5 - 10756*y^2*z^5 + 5346*y^3*z^5 + 114*y^4*z^5 + 504*z^6 - 1671*y*z^6 + 2784*y^2*z^6 - 192*y^3*z^6 - 132*z^7 + 235*y*z^7 - 96*y^2*z^7 + 6*y*z^8)/(24*y^2*(-1 + z)^3* (-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, z] + ((((-9*I)/2)*Pi*(-1 + y))/(y*(-1 + y + z)^2) + (990*y - 2376*y^2 + 1589*y^3 - 227*y^4 + 24*y^5 - 198*z - 1782*y*z + 3579*y^2*z - 1922*y^3*z + 275*y^4*z + 594*z^2 + 213*y*z^2 - 1236*y^2*z^2 + 333*y^3*z^2 - 589*z^3 + 604*y*z^3 - 15*y^2*z^3 + 145*z^4 - 49*y*z^4 + 48*z^5)/(24*y*(-1 + z)*(-1 + y + z)^2* (y + z)^3))*G[1, 0, 0, y] + ((((3*I)/2)*Pi*(5 - 7*y + 2*y^2 - 10*z + 10*y*z + 5*z^2 - 3*y*z^2))/ (y*(-1 + z)^2*(-1 + y + z)^2) + (-990*y^2 + 1464*y^3 - 353*y^4 - 39*y^5 - 82*y^6 + 198*y*z + 4986*y^2*z - 6519*y^3*z + 1314*y^4*z + 95*y^5*z - 2*y^6*z - 1350*y*z^2 - 10311*y^2*z^2 + 11376*y^3*z^2 - 1398*y^4*z^2 - 523*y^5*z^2 + 48*y^6*z^2 - 120*z^3 + 3463*y*z^3 + 11202*y^2*z^3 - 9064*y^3*z^3 - 88*y^4*z^3 + 359*y^5*z^3 + 480*z^4 - 4293*y*z^4 - 6526*y^2*z^4 + 2734*y^3*z^4 + 417*y^4*z^4 - 720*z^5 + 2631*y*z^5 + 1748*y^2*z^5 - 27*y^3*z^5 + 480*z^6 - 673*y*z^6 - 109*y^2*z^6 - 120*z^7 + 24*y*z^7)/(24*y^2*(-1 + z)^3* (-1 + y + z)^2*(y + z)^3))*G[1, 0, 0, z] + ((((-3*I)/2)*Pi*(11*y^2 - 22*y^3 + 13*y^4 - 3*y^5 + y^6 - 22*y*z + 52*y^3*z - 38*y^4*z + 8*y^5*z + 88*y*z^2 - 54*y^2*z^2 - 56*y^3*z^2 + 35*y^4*z^2 - y^5*z^2 - 124*y*z^3 + 52*y^2*z^3 + 36*y^3*z^3 - 4*y^4*z^3 + 2*z^4 + 69*y*z^4 - 4*y^2*z^4 - 6*y^3*z^4 - 4*z^5 - 10*y*z^5 - 4*y^2*z^5 + 2*z^6 - y*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-288*y^3 + 306*y^4 + 53*y^5 - 75*y^6 + 4*y^7 + 624*y^2*z - 780*y^3*z + 392*y^4*z - 298*y^5*z + 122*y^6*z - 24*y^7*z + 630*y*z^2 - 4590*y^2*z^2 + 5232*y^3*z^2 - 1852*y^4*z^2 + 285*y^5*z^2 - 127*y^6*z^2 + 108*z^3 - 3300*y*z^3 + 10364*y^2*z^3 - 7020*y^3*z^3 + 1056*y^4*z^3 - 160*y^5*z^3 - 576*z^4 + 6149*y*z^4 - 9493*y^2*z^4 + 2732*y^3*z^4 + 18*y^4*z^4 + 1068*z^5 - 4942*y*z^5 + 3090*y^2*z^5 + 104*y^3*z^5 - 840*z^6 + 1487*y*z^6 + 5*y^2*z^6 + 240*z^7 - 24*y*z^7)/(24*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[1, 1, 0, y] + G[-y, z]*(((-53*y^4 + 106*y^5 - 51*y^6 + 52*y^3*z + 4*y^4*z - 48*y^5*z - 54*y^2*z^2 + 12*y^3*z^2 - 36*y*z^3 + 192*y^2*z^3 - 100*y^3*z^3 - 9*z^4 + 98*y*z^4 - 147*y^2*z^4 + 20*z^5 - 60*y*z^5 - 10*z^6)*G[0, 1, 0, y])/(2*y^3*(-1 + y + z)^2* (y + z)^4) + ((-53*y^4 + 106*y^5 - 51*y^6 + 52*y^3*z + 4*y^4*z - 48*y^5*z - 54*y^2*z^2 + 12*y^3*z^2 - 36*y*z^3 + 192*y^2*z^3 - 100*y^3*z^3 - 9*z^4 + 98*y*z^4 - 147*y^2*z^4 + 20*z^5 - 60*y*z^5 - 10*z^6)*G[1, 1, 0, y])/(2*y^3*(-1 + y + z)^2* (y + z)^4)) + (((-3*I)*Pi*(-2 + y + 2*z))/((-1 + z)^2* (-1 + y + z)^2) + (165*y^2 - 204*y^3 - 55*y^4 + 161*y^5 - 43*y^6 - 33*y*z - 546*y^2*z + 381*y^3*z + 539*y^4*z - 341*y^5*z - 12*y^6*z + 312*y*z^2 + 351*y^2*z^2 + 237*y^3*z^2 - 712*y^4*z^2 + 15*y^5*z^2 + 60*z^3 - 859*y*z^3 + 407*y^2*z^3 - 514*y^3*z^3 + 63*y^4*z^3 - 180*z^4 + 926*y*z^4 - 398*y^2*z^4 + 45*y^3*z^4 + 180*z^5 - 358*y*z^5 + 21*y^2*z^5 - 60*z^6 + 12*y*z^6)/ (12*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3))*G[1, 1, 0, z] + ((((-3*I)/2)*Pi*(11*y^2 - 22*y^3 + 13*y^4 - 3*y^5 + y^6 - 22*y*z + 52*y^3*z - 38*y^4*z + 8*y^5*z + 88*y*z^2 - 54*y^2*z^2 - 56*y^3*z^2 + 35*y^4*z^2 - y^5*z^2 - 124*y*z^3 + 52*y^2*z^3 + 36*y^3*z^3 - 4*y^4*z^3 + 2*z^4 + 69*y*z^4 - 4*y^2*z^4 - 6*y^3*z^4 - 4*z^5 - 10*y*z^5 - 4*y^2*z^5 + 2*z^6 - y*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (42*y^3 - 474*y^4 + 665*y^5 - 237*y^6 + 4*y^7 + 888*y^2*z - 2448*y^3*z + 3212*y^4*z - 2038*y^5*z + 446*y^6*z - 24*y^7*z + 564*y*z^2 - 5178*y^2*z^2 + 8280*y^3*z^2 - 5728*y^4*z^2 + 1929*y^5*z^2 - 289*y^6*z^2 + 108*z^3 - 2988*y*z^3 + 10820*y^2*z^3 - 9684*y^3*z^3 + 3468*y^4*z^3 - 676*y^5*z^3 - 564*z^4 + 5741*y*z^4 - 9727*y^2*z^4 + 3938*y^3*z^4 - 558*y^4*z^4 + 1044*z^5 - 4798*y*z^5 + 3222*y^2*z^5 - 148*y^3*z^5 - 828*z^6 + 1505*y*z^6 - 25*y^2*z^6 + 240*z^7 - 24*y*z^7)/(24*y^2*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4))*G[1 - y, 1, 0, z] + (12*G[0, 0, 0, 0, z])/(y*(-1 + z)^2) + ((-40*y^4 + 80*y^5 - 65*y^6 + 27*y^7 - 6*y^8 - 28*y^3*z + 220*y^4*z - 372*y^5*z + 238*y^6*z - 66*y^7*z - 108*y^2*z^2 + 344*y^3*z^2 - 692*y^4*z^2 + 666*y^5*z^2 - 269*y^6*z^2 + 15*y^7*z^2 - 72*y*z^3 + 600*y^2*z^3 - 1052*y^3*z^3 + 992*y^4*z^3 - 488*y^5*z^3 + 60*y^6*z^3 - 18*z^4 + 340*y*z^4 - 1199*y^2*z^4 + 1211*y^3*z^4 - 546*y^4*z^4 + 90*y^5*z^4 + 76*z^5 - 584*y*z^5 + 1030*y^2*z^5 - 490*y^3*z^5 + 60*y^4*z^5 - 118*z^6 + 436*y*z^6 - 323*y^2*z^6 + 15*y^3*z^6 + 80*z^7 - 120*y*z^7 - 20*z^8)*G[0, 0, 1, 0, y])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((84*y^4 - 168*y^5 + 51*y^6 + 51*y^7 - 18*y^8 - 60*y^3*z - 388*y^4*z + 652*y^5*z - 236*y^7*z + 32*y^8*z + 108*y^2*z^2 + 128*y^3*z^2 + 604*y^4*z^2 - 622*y^5*z^2 - 458*y^6*z^2 + 326*y^7*z^2 - 20*y^8*z^2 + 72*y*z^3 - 816*y^2*z^3 + 216*y^3*z^3 - 12*y^4*z^3 - 504*y^5*z^3 + 780*y^6*z^3 - 180*y^7*z^3 + 18*z^4 - 484*y*z^4 + 2449*y^2*z^4 - 893*y^3*z^4 - 1030*y^4*z^4 + 1228*y^5*z^4 - 469*y^6*z^4 + 15*y^7*z^4 - 112*z^5 + 1336*y*z^5 - 3796*y^2*z^5 + 992*y^3*z^5 + 1204*y^4*z^5 - 700*y^5*z^5 + 60*y^6*z^5 + 288*z^6 - 1944*y*z^6 + 3234*y^2*z^6 - 426*y^3*z^6 - 528*y^4*z^6 + 90*y^5*z^6 - 392*z^7 + 1576*y*z^7 - 1444*y^2*z^7 + 28*y^3*z^7 + 60*y^4*z^7 + 298*z^8 - 676*y*z^8 + 265*y^2*z^8 + 15*y^3*z^8 - 120*z^9 + 120*y*z^9 + 20*z^10)*G[0, 0, 1, 0, z])/ (4*y^3*(-1 + z)^4*(-1 + y + z)^2*(y + z)^4) + ((33*y^2 - 66*y^3 + 20*y^4 + 11*y^5 - 2*y^6 - 66*y*z + 80*y^3*z + 4*y^4*z - 26*y^5*z + 264*y*z^2 - 276*y^2*z^2 + 104*y^3*z^2 - 64*y^4*z^2 + 7*y^5*z^2 - 448*y*z^3 + 464*y^2*z^3 - 168*y^3*z^3 + 28*y^4*z^3 - 13*z^4 + 379*y*z^4 - 251*y^2*z^4 + 42*y^3*z^4 + 26*z^5 - 136*y*z^5 + 28*y^2*z^5 - 13*z^6 + 7*y*z^6)* G[0, 1, 0, 0, y])/(2*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((33*y^2 - 66*y^3 + 13*y^4 + 33*y^5 - 13*y^6 - 66*y*z - 66*y^2*z + 184*y^3*z + 80*y^4*z - 160*y^5*z + 28*y^6*z + 396*y*z^2 - 285*y^2*z^2 + 122*y^3*z^2 - 432*y^4*z^2 + 232*y^5*z^2 - 12*y^6*z^2 - 1070*y*z^3 + 1272*y^2*z^3 - 916*y^3*z^3 + 596*y^4*z^3 - 100*y^5*z^3 - 20*z^4 + 1673*y*z^4 - 1990*y^2*z^4 + 1086*y^3*z^4 - 267*y^4*z^4 + 7*y^5*z^4 + 80*z^5 - 1578*y*z^5 + 1450*y^2*z^5 - 440*y^3*z^5 + 28*y^4*z^5 - 120*z^6 + 836*y*z^6 - 439*y^2*z^6 + 42*y^3*z^6 + 80*z^7 - 198*y*z^7 + 28*y^2*z^7 - 20*z^8 + 7*y*z^8)*G[0, 1, 0, 0, z])/(2*y*(-1 + z)^4*(-1 + y + z)^2* (y + z)^4) + ((-29*y^4 + 58*y^5 - 4*y^6 - 30*y^7 + 9*y^8 - 50*y^3*z + 220*y^4*z - 128*y^5*z - 112*y^6*z + 78*y^7*z - 108*y^2*z^2 + 432*y^3*z^2 - 458*y^4*z^2 - 98*y^5*z^2 + 218*y^6*z^2 - 12*y^7*z^2 - 72*y*z^3 + 600*y^2*z^3 - 984*y^3*z^3 + 252*y^4*z^3 + 276*y^5*z^3 - 48*y^6*z^3 - 18*z^4 + 340*y*z^4 - 1149*y^2*z^4 + 842*y^3*z^4 + 72*y^4*z^4 - 72*y^5*z^4 + 76*z^5 - 584*y*z^5 + 930*y^2*z^5 - 228*y^3*z^5 - 48*y^4*z^5 - 118*z^6 + 436*y*z^6 - 273*y^2*z^6 - 12*y^3*z^6 + 80*z^7 - 120*y*z^7 - 20*z^8)* G[0, 1, 1, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((11*y^2 - 22*y^3 + 10*y^4 - 6*y^5 + 2*y^6 - 22*y*z + 40*y^3*z - 44*y^4*z + 16*y^5*z + 88*y*z^2 - 72*y^2*z^2 - 50*y^3*z^2 + 54*y^4*z^2 - 2*y^5*z^2 - 136*y*z^3 + 76*y^2*z^3 + 52*y^3*z^3 - 8*y^4*z^3 - z^4 + 90*y*z^4 - 5*y^2*z^4 - 12*y^3*z^4 + 2*z^5 - 18*y*z^5 - 8*y^2*z^5 - z^6 - 2*y*z^6)*G[0, 1, 1, 0, z])/ (2*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((73*y^4 - 146*y^5 + 90*y^6 - 26*y^7 + 9*y^8 - 38*y^3*z - 220*y^4*z + 472*y^5*z - 284*y^6*z + 70*y^7*z + 108*y^2*z^2 - 80*y^3*z^2 + 446*y^4*z^2 - 662*y^5*z^2 + 280*y^6*z^2 - 8*y^7*z^2 + 72*y*z^3 - 600*y^2*z^3 + 624*y^3*z^3 - 628*y^4*z^3 + 420*y^5*z^3 - 32*y^6*z^3 + 18*z^4 - 340*y*z^4 + 1191*y^2*z^4 - 882*y^3*z^4 + 370*y^4*z^4 - 48*y^5*z^4 - 76*z^5 + 584*y*z^5 - 1014*y^2*z^5 + 384*y^3*z^5 - 32*y^4*z^5 + 118*z^6 - 436*y*z^6 + 315*y^2*z^6 - 8*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8)*G[0, 1 - y, 1, 0, z])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (17*(-1 + y)*G[1, 0, 0, 0, y])/(4*y*(-1 + y + z)^2) + ((-35 + 53*y - 18*y^2 + 70*z - 70*y*z - 35*z^2 + 17*y*z^2)* G[1, 0, 0, 0, z])/(4*y*(-1 + z)^2*(-1 + y + z)^2) + ((77*y^4 - 154*y^5 + 96*y^6 - 22*y^7 + 5*y^8 - 22*y^3*z - 260*y^4*z + 512*y^5*z - 280*y^6*z + 54*y^7*z + 132*y^2*z^2 - 160*y^3*z^2 + 550*y^4*z^2 - 694*y^5*z^2 + 262*y^6*z^2 - 12*y^7*z^2 + 88*y*z^3 - 680*y^2*z^3 + 760*y^3*z^3 - 716*y^4*z^3 + 428*y^5*z^3 - 48*y^6*z^3 + 22*z^4 - 380*y*z^4 + 1285*y^2*z^4 - 974*y^3*z^4 + 402*y^4*z^4 - 72*y^5*z^4 - 84*z^5 + 616*y*z^5 - 1058*y^2*z^5 + 408*y^3*z^5 - 48*y^4*z^5 + 122*z^6 - 444*y*z^6 + 321*y^2*z^6 - 12*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8)*G[1, 0, 1, 0, y])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-5 + 10*y - 4*y^2 - 2*y^3 + 10*z - 10*y*z - 5*z^2)*G[1, 0, 1, 0, z])/ (y^3*(-1 + y + z)^2) + ((33*y^2 - 66*y^3 + 41*y^4 - 10*y^5 + 2*y^6 - 66*y*z + 164*y^3*z - 122*y^4*z + 24*y^5*z + 264*y*z^2 - 150*y^2*z^2 - 190*y^3*z^2 + 117*y^4*z^2 - 6*y^5*z^2 - 364*y*z^3 + 128*y^2*z^3 + 136*y^3*z^3 - 24*y^4*z^3 + 8*z^4 + 190*y*z^4 + 15*y^2*z^4 - 36*y^3*z^4 - 16*z^5 - 18*y*z^5 - 24*y^2*z^5 + 8*z^6 - 6*y*z^6)*G[1, 1, 0, 0, y])/(2*y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-10 + 20*y - 6*y^2 - 13*y^3 + 5*y^4 + 40*z - 60*y*z + 12*y^2*z + 16*y^3*z - 60*z^2 + 60*y*z^2 - 6*y^2*z^2 - 3*y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4)*G[1, 1, 0, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((-5 + 10*y - 9*y^2 + 6*y^3 - 2*y^4 + 20*z - 30*y*z + 18*y^2*z - 8*y^3*z - 30*z^2 + 30*y*z^2 - 9*y^2*z^2 + 2*y^3*z^2 + 20*z^3 - 10*y*z^3 - 5*z^4)*G[1, 1, 1, 0, y])/(y^3*(-1 + z)^2* (-1 + y + z)^2) + ((-10 + 20*y - 7*y^2 - 7*y^3 + 4*y^4 + 40*z - 60*y*z + 14*y^2*z + 6*y^3*z - 60*z^2 + 60*y*z^2 - 7*y^2*z^2 + y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4)*G[1, 1, 1, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((10 - 20*y + 7*y^2 + 6*y^3 - 2*y^4 - 40*z + 60*y*z - 14*y^2*z - 8*y^3*z + 60*z^2 - 60*y*z^2 + 7*y^2*z^2 + 2*y^3*z^2 - 40*z^3 + 20*y*z^3 + 10*z^4)*G[1, 1 - y, 1, 0, z])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((75*y^4 - 150*y^5 + 88*y^6 - 22*y^7 + 9*y^8 - 30*y^3*z - 240*y^4*z + 472*y^5*z - 264*y^6*z + 62*y^7*z + 120*y^2*z^2 - 120*y^3*z^2 + 468*y^4*z^2 - 626*y^5*z^2 + 246*y^6*z^2 - 4*y^7*z^2 + 80*y*z^3 - 640*y^2*z^3 + 672*y^3*z^3 - 604*y^4*z^3 + 364*y^5*z^3 - 16*y^6*z^3 + 20*z^4 - 360*y*z^4 + 1233*y^2*z^4 - 886*y^3*z^4 + 326*y^4*z^4 - 24*y^5*z^4 - 80*z^5 + 600*y*z^5 - 1026*y^2*z^5 + 368*y^3*z^5 - 16*y^4*z^5 + 120*z^6 - 440*y*z^6 + 313*y^2*z^6 - 4*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8)* G[1 - y, 0, 1, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((43*y^4 - 86*y^5 + 51*y^6 - 13*y^7 + 5*y^8 - 26*y^3*z - 120*y^4*z + 264*y^5*z - 154*y^6*z + 36*y^7*z + 60*y^2*z^2 - 16*y^3*z^2 + 210*y^4*z^2 - 348*y^5*z^2 + 145*y^6*z^2 - 3*y^7*z^2 + 40*y*z^3 - 320*y^2*z^3 + 276*y^3*z^3 - 284*y^4*z^3 + 208*y^5*z^3 - 12*y^6*z^3 + 10*z^4 - 180*y*z^4 + 618*y^2*z^4 - 413*y^3*z^4 + 168*y^4*z^4 - 18*y^5*z^4 - 40*z^5 + 300*y*z^5 - 516*y^2*z^5 + 182*y^3*z^5 - 12*y^4*z^5 + 60*z^6 - 220*y*z^6 + 158*y^2*z^6 - 3*y^3*z^6 - 40*z^7 + 60*y*z^7 + 10*z^8)*G[1 - y, 1, 0, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((21*y^4 - 42*y^5 + 22*y^6 + 2*y^7 - y^8 + 18*y^3*z - 120*y^4*z + 148*y^5*z - 36*y^6*z - 6*y^7*z + 60*y^2*z^2 - 192*y^3*z^2 + 300*y^4*z^2 - 158*y^5*z^2 + 8*y^6*z^2 + 40*y*z^3 - 320*y^2*z^3 + 512*y^3*z^3 - 316*y^4*z^3 + 48*y^5*z^3 + 10*z^4 - 180*y*z^4 + 611*y^2*z^4 - 518*y^3*z^4 + 114*y^4*z^4 - 40*z^5 + 300*y*z^5 - 502*y^2*z^5 + 180*y^3*z^5 + 60*z^6 - 220*y*z^6 + 151*y^2*z^6 - 40*z^7 + 60*y*z^7 + 10*z^8)*G[1 - y, 1, 1, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-21*y^4 + 42*y^5 - 26*y^6 + 9*y^7 - 4*y^8 - 18*y^3*z + 120*y^4*z - 164*y^5*z + 88*y^6*z - 26*y^7*z - 60*y^2*z^2 + 192*y^3*z^2 - 324*y^4*z^2 + 256*y^5*z^2 - 90*y^6*z^2 + y^7*z^2 - 40*y*z^3 + 320*y^2*z^3 - 528*y^3*z^3 + 408*y^4*z^3 - 156*y^5*z^3 + 4*y^6*z^3 - 10*z^4 + 180*y*z^4 - 615*y^2*z^4 + 561*y^3*z^4 - 191*y^4*z^4 + 6*y^5*z^4 + 40*z^5 - 300*y*z^5 + 510*y^2*z^5 - 208*y^3*z^5 + 4*y^4*z^5 - 60*z^6 + 220*y*z^6 - 155*y^2*z^6 + y^3*z^6 + 40*z^7 - 60*y*z^7 - 10*z^8)*G[1 - y, 1 - y, 1, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-53*y^4 + 106*y^5 - 51*y^6 + 52*y^3*z + 4*y^4*z - 48*y^5*z - 54*y^2*z^2 + 12*y^3*z^2 - 36*y*z^3 + 192*y^2*z^3 - 100*y^3*z^3 - 9*z^4 + 98*y*z^4 - 147*y^2*z^4 + 20*z^5 - 60*y*z^5 - 10*z^6)* G[-y, 0, 1, 0, z])/(2*y^3*(-1 + y + z)^2*(y + z)^4) + ((-53*y^4 + 106*y^5 - 51*y^6 + 52*y^3*z + 4*y^4*z - 48*y^5*z - 54*y^2*z^2 + 12*y^3*z^2 - 36*y*z^3 + 192*y^2*z^3 - 100*y^3*z^3 - 9*z^4 + 98*y*z^4 - 147*y^2*z^4 + 20*z^5 - 60*y*z^5 - 10*z^6)* G[-y, 1 - y, 1, 0, z])/(2*y^3*(-1 + y + z)^2*(y + z)^4) + ((((-3*I)/2)*Pi*(3 - 2*y + y^2 - 6*z + 2*y*z + 3*z^2))/ (y*(-1 + z)^2*(-1 + y + z)^2) + (68*y^3 - 123*y^4 + 60*y^5 + 3*y^6 - 16*y^2*z - 329*y^3*z + 513*y^4*z - 187*y^5*z + 15*y^6*z + 72*y*z^2 - 51*y^2*z^2 + 695*y^3*z^2 - 840*y^4*z^2 + 233*y^5*z^2 + 24*z^3 - 333*y*z^3 + 289*y^2*z^3 - 836*y^3*z^3 + 624*y^4*z^3 - 52*y^5*z^3 - 92*z^4 + 575*y*z^4 - 417*y^2*z^4 + 512*y^3*z^4 - 120*y^4*z^4 + 132*z^5 - 447*y*z^5 + 227*y^2*z^5 - 92*y^3*z^5 - 84*z^6 + 141*y*z^6 - 32*y^2*z^6 + 20*z^7 - 8*y*z^7)/ (4*y^2*(-1 + z)^3*(-1 + y + z)^2*(y + z)^3))*Zeta[3] + G[0, y]*(((-1/4*I)*Pi^3*(2 - 4*y + y^2 - 4*z + 6*y*z + 2*z^2 - 2*y*z^2))/(y*(-1 + z)^2*(-1 + y + z)^2) - ((I/24)*Pi*(-594*y + 183*y^2 + 110*y^3 + 564*y*z + 37*y^2*z - 213*z^2 + 140*y*z^2 + 213*z^3))/(y*(-1 + z)*(-1 + y + z)* (y + z)^2) + (9288*y - 6767*y^2 - 249*y^3 + 990*z - 17026*y*z + 6269*y^2*z - 1961*z^2 + 7489*y*z^2 + 971*z^3)/ (144*y*(-1 + z)*(-1 + y + z)*(y + z)^2) + (Pi^2*(-66*y^2 - 139*y^3 + 322*y^4 - 109*y^5 + 132*y*z - 681*y^2*z + 1524*y^3*z - 959*y^4*z + 102*y^5*z - 1176*y*z^2 + 3300*y^2*z^2 - 2922*y^3*z^2 + 616*y^4*z^2 - 238*z^3 + 2986*y*z^3 - 4366*y^2*z^3 + 1516*y^3*z^3 + 690*z^4 - 2960*y*z^4 + 1806*y^2*z^4 - 666*z^5 + 1018*y*z^5 + 214*z^6))/ (48*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + ((Pi^2*(-88 + 127*y - 44*y^2 + 176*z - 166*y*z - 88*z^2 + 39*y*z^2))/ (24*y*(-1 + z)^2*(-1 + y + z)^2) + ((I/24)*Pi*(396*y^2 - 543*y^3 + 127*y^4 + 20*y^5 - 792*y*z - 45*y^2*z + 1161*y^3*z - 378*y^4*z + 90*y^5*z + 2925*y*z^2 - 1239*y^2*z^2 - 1185*y^3*z^2 + 581*y^4*z^2 + 51*z^3 - 3473*y*z^3 + 497*y^2*z^3 + 897*y^3*z^3 - 12*z^4 + 1155*y*z^4 + 501*y^2*z^4 - 129*z^5 + 185*y*z^5 + 90*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (3366*y^2 - 6041*y^3 + 3092*y^4 - 417*y^5 - 10116*y*z + 381*y^2*z + 17734*y^3*z - 8245*y^4*z + 588*y^5*z - 1638*z^2 + 34419*y*z^2 - 8244*y^2*z^2 - 21026*y^3*z^2 + 5666*y^4*z^2 + 4309*z^3 - 37846*y*z^3 - 966*y^2*z^3 + 9846*y^3*z^3 - 3116*z^4 + 12089*y*z^4 + 5634*y^2*z^4 - 143*z^5 + 1454*y*z^5 + 588*z^6)/ (144*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3))*G[0, z] + (Pi^2*(7 - 3*y - 8*z + z^2)*G[1, z])/(12*(-1 + z)^2* (-1 + y + z)^2) + (Pi^2*(-33*y^2 + 66*y^3 - 42*y^4 + 18*y^5 - 7*y^6 + 66*y*z - 168*y^3*z + 156*y^4*z - 50*y^5*z - 264*y*z^2 + 144*y^2*z^2 + 246*y^3*z^2 - 172*y^4*z^2 + 4*y^5*z^2 + 360*y*z^3 - 84*y^2*z^3 - 196*y^3*z^3 + 16*y^4*z^3 - 9*z^4 - 174*y*z^4 - 50*y^2*z^4 + 24*y^3*z^4 + 18*z^5 + 8*y*z^5 + 16*y^2*z^5 - 9*z^6 + 4*y*z^6)*G[1 - y, z])/(24*y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((((-3*I)/2)*Pi*(7 - 11*y + 4*y^2 - 14*z + 14*y*z + 7*z^2 - 3*y*z^2))/(y*(-1 + z)^2*(-1 + y + z)^2) + (-504*y^3 + 673*y^4 - 105*y^5 - 64*y^6 + 468*y^2*z + 771*y^3*z - 1313*y^4*z + 182*y^5*z - 78*y^6*z - 324*y*z^2 - 1527*y^2*z^2 + 303*y^3*z^2 + 907*y^4*z^2 - 503*y^5*z^2 - 108*z^3 + 1087*y*z^3 + 1797*y^2*z^3 - 475*y^3*z^3 - 693*y^4*z^3 + 336*z^4 - 1250*y*z^4 - 721*y^2*z^4 - 237*y^3*z^4 - 348*z^5 + 535*y*z^5 - 17*y^2*z^5 + 120*z^6 - 48*y*z^6)/(24*y^2*(-1 + z)^2* (-1 + y + z)^2*(y + z)^3))*G[0, 0, z] + ((((-3*I)/2)*Pi)/(-1 + y + z)^2 + (165*y^2 - 384*y^3 + 257*y^4 - 57*y^5 - 5*y^6 - 33*y*z - 1086*y^2*z + 1857*y^3*z - 745*y^4*z + 19*y^5*z + 6*y^6*z - 228*y*z^2 + 2907*y^2*z^2 - 2847*y^3*z^2 + 464*y^4*z^2 + 41*y^5*z^2 - 120*z^3 + 1073*y*z^3 - 3321*y^2*z^3 + 1414*y^3*z^3 + 27*y^4*z^3 + 360*z^4 - 1324*y*z^4 + 1360*y^2*z^4 - 39*y^3*z^4 - 360*z^5 + 506*y*z^5 - 25*y^2*z^5 + 120*z^6 + 6*y*z^6)/(24*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3))* G[1, 0, z] + ((((3*I)/2)*Pi*(11*y^2 - 22*y^3 + 13*y^4 - 3*y^5 + y^6 - 22*y*z + 52*y^3*z - 38*y^4*z + 8*y^5*z + 88*y*z^2 - 54*y^2*z^2 - 56*y^3*z^2 + 35*y^4*z^2 - y^5*z^2 - 124*y*z^3 + 52*y^2*z^3 + 36*y^3*z^3 - 4*y^4*z^3 + 2*z^4 + 69*y*z^4 - 4*y^2*z^4 - 6*y^3*z^4 - 4*z^5 - 10*y*z^5 - 4*y^2*z^5 + 2*z^6 - y*z^6))/(y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-42*y^3 + 474*y^4 - 665*y^5 + 237*y^6 - 4*y^7 - 888*y^2*z + 2448*y^3*z - 3212*y^4*z + 2038*y^5*z - 446*y^6*z + 24*y^7*z - 564*y*z^2 + 5178*y^2*z^2 - 8280*y^3*z^2 + 5728*y^4*z^2 - 1929*y^5*z^2 + 289*y^6*z^2 - 108*z^3 + 2988*y*z^3 - 10820*y^2*z^3 + 9684*y^3*z^3 - 3468*y^4*z^3 + 676*y^5*z^3 + 564*z^4 - 5741*y*z^4 + 9727*y^2*z^4 - 3938*y^3*z^4 + 558*y^4*z^4 - 1044*z^5 + 4798*y*z^5 - 3222*y^2*z^5 + 148*y^3*z^5 + 828*z^6 - 1505*y*z^6 + 25*y^2*z^6 - 240*z^7 + 24*y*z^7)/(24*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 0, z] + ((43 - 69*y + 26*y^2 - 86*z + 86*y*z + 43*z^2 - 17*y*z^2)*G[0, 0, 0, z])/(4*y*(-1 + z)^2*(-1 + y + z)^2) + ((11*y^2 - 22*y^3 + 8*y^4 + 11*y^5 - 3*y^6 - 22*y*z + 32*y^3*z + 28*y^4*z - 28*y^5*z + 88*y*z^2 - 84*y^2*z^2 + 68*y^3*z^2 - 74*y^4*z^2 + 5*y^5*z^2 - 144*y*z^3 + 168*y^2*z^3 - 120*y^3*z^3 + 20*y^4*z^3 - 3*z^4 + 123*y*z^4 - 118*y^2*z^4 + 30*y^3*z^4 + 6*z^5 - 50*y*z^5 + 20*y^2*z^5 - 3*z^6 + 5*y*z^6)*G[0, 1, 0, z])/ (4*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-73*y^4 + 146*y^5 - 90*y^6 + 26*y^7 - 9*y^8 + 38*y^3*z + 220*y^4*z - 472*y^5*z + 284*y^6*z - 70*y^7*z - 108*y^2*z^2 + 80*y^3*z^2 - 446*y^4*z^2 + 662*y^5*z^2 - 280*y^6*z^2 + 8*y^7*z^2 - 72*y*z^3 + 600*y^2*z^3 - 624*y^3*z^3 + 628*y^4*z^3 - 420*y^5*z^3 + 32*y^6*z^3 - 18*z^4 + 340*y*z^4 - 1191*y^2*z^4 + 882*y^3*z^4 - 370*y^4*z^4 + 48*y^5*z^4 + 76*z^5 - 584*y*z^5 + 1014*y^2*z^5 - 384*y^3*z^5 + 32*y^4*z^5 - 118*z^6 + 436*y*z^6 - 315*y^2*z^6 + 8*y^3*z^6 + 80*z^7 - 120*y*z^7 - 20*z^8)* G[0, 1 - y, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((10 - 20*y + 6*y^2 + 7*y^3 - y^4 - 40*z + 60*y*z - 12*y^2*z - 12*y^3*z + 60*z^2 - 60*y*z^2 + 6*y^2*z^2 + 5*y^3*z^2 - 40*z^3 + 20*y*z^3 + 10*z^4)*G[1, 0, 0, z])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((10 - 20*y + 7*y^2 - y^3 + y^4 - 40*z + 60*y*z - 14*y^2*z + 60*z^2 - 60*y*z^2 + 7*y^2*z^2 + y^3*z^2 - 40*z^3 + 20*y*z^3 + 10*z^4)*G[1, 1, 0, z])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((-10 + 20*y - 7*y^2 - 6*y^3 + 2*y^4 + 40*z - 60*y*z + 14*y^2*z + 8*y^3*z - 60*z^2 + 60*y*z^2 - 7*y^2*z^2 - 2*y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4)*G[1, 1 - y, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((-43*y^4 + 86*y^5 - 51*y^6 + 13*y^7 - 5*y^8 + 26*y^3*z + 120*y^4*z - 264*y^5*z + 154*y^6*z - 36*y^7*z - 60*y^2*z^2 + 16*y^3*z^2 - 210*y^4*z^2 + 348*y^5*z^2 - 145*y^6*z^2 + 3*y^7*z^2 - 40*y*z^3 + 320*y^2*z^3 - 276*y^3*z^3 + 284*y^4*z^3 - 208*y^5*z^3 + 12*y^6*z^3 - 10*z^4 + 180*y*z^4 - 618*y^2*z^4 + 413*y^3*z^4 - 168*y^4*z^4 + 18*y^5*z^4 + 40*z^5 - 300*y*z^5 + 516*y^2*z^5 - 182*y^3*z^5 + 12*y^4*z^5 - 60*z^6 + 220*y*z^6 - 158*y^2*z^6 + 3*y^3*z^6 + 40*z^7 - 60*y*z^7 - 10*z^8)* G[1 - y, 0, 0, z])/(2*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-9*y^4 + 18*y^5 - 10*y^6 - y^8 - 102*y^3*z + 240*y^4*z - 160*y^5*z + 20*y^6*z - 2*y^7*z - 120*y^2*z^2 + 648*y^3*z^2 - 792*y^4*z^2 + 266*y^5*z^2 - 8*y^6*z^2 - 2*y^7*z^2 - 80*y*z^3 + 640*y^2*z^3 - 1416*y^3*z^3 + 900*y^4*z^3 - 116*y^5*z^3 - 8*y^6*z^3 - 20*z^4 + 360*y*z^4 - 1221*y^2*z^4 + 1296*y^3*z^4 - 332*y^4*z^4 - 12*y^5*z^4 + 80*z^5 - 600*y*z^5 + 1002*y^2*z^5 - 424*y^3*z^5 - 8*y^4*z^5 - 120*z^6 + 440*y*z^6 - 301*y^2*z^6 - 2*y^3*z^6 + 80*z^7 - 120*y*z^7 - 20*z^8)*G[1 - y, 1, 0, z])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((21*y^4 - 42*y^5 + 26*y^6 - 9*y^7 + 4*y^8 + 18*y^3*z - 120*y^4*z + 164*y^5*z - 88*y^6*z + 26*y^7*z + 60*y^2*z^2 - 192*y^3*z^2 + 324*y^4*z^2 - 256*y^5*z^2 + 90*y^6*z^2 - y^7*z^2 + 40*y*z^3 - 320*y^2*z^3 + 528*y^3*z^3 - 408*y^4*z^3 + 156*y^5*z^3 - 4*y^6*z^3 + 10*z^4 - 180*y*z^4 + 615*y^2*z^4 - 561*y^3*z^4 + 191*y^4*z^4 - 6*y^5*z^4 - 40*z^5 + 300*y*z^5 - 510*y^2*z^5 + 208*y^3*z^5 - 4*y^4*z^5 + 60*z^6 - 220*y*z^6 + 155*y^2*z^6 - y^3*z^6 - 40*z^7 + 60*y*z^7 + 10*z^8)*G[1 - y, 1 - y, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((53*y^4 - 106*y^5 + 51*y^6 - 52*y^3*z - 4*y^4*z + 48*y^5*z + 54*y^2*z^2 - 12*y^3*z^2 + 36*y*z^3 - 192*y^2*z^3 + 100*y^3*z^3 + 9*z^4 - 98*y*z^4 + 147*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6)* G[-y, 1 - y, 0, z])/(2*y^3*(-1 + y + z)^2*(y + z)^4) + ((15 - 2*y - y^2 - 30*z + 6*y*z + 15*z^2 - 4*y*z^2)*Zeta[3])/ (4*y*(-1 + z)^2*(-1 + y + z)^2)) + G[1, z]*(((I/2)*Pi^3*(-2 + y + 2*z))/((-1 + z)^2*(-1 + y + z)^2) + (Pi^2*(-165*y^2 + 204*y^3 + 55*y^4 - 161*y^5 + 43*y^6 + 33*y*z + 546*y^2*z - 381*y^3*z - 539*y^4*z + 341*y^5*z + 12*y^6*z - 312*y*z^2 - 351*y^2*z^2 - 237*y^3*z^2 + 712*y^4*z^2 - 15*y^5*z^2 - 60*z^3 + 859*y*z^3 - 407*y^2*z^3 + 514*y^3*z^3 - 63*y^4*z^3 + 180*z^4 - 926*y*z^4 + 398*y^2*z^4 - 45*y^3*z^4 - 180*z^5 + 358*y*z^5 - 21*y^2*z^5 + 60*z^6 - 12*y*z^6))/ (72*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + ((-10 + 20*y - 7*y^2 - 6*y^3 + 2*y^4 + 40*z - 60*y*z + 14*y^2*z + 8*y^3*z - 60*z^2 + 60*y*z^2 - 7*y^2*z^2 - 2*y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4)*G[0, 1, 0, y])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((10 - 20*y + 7*y^2 + 6*y^3 - 2*y^4 - 40*z + 60*y*z - 14*y^2*z - 8*y^3*z + 60*z^2 - 60*y*z^2 + 7*y^2*z^2 + 2*y^3*z^2 - 40*z^3 + 20*y*z^3 + 10*z^4)*G[1, 1, 0, y])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((10 - 20*y + 10*y^2 - 4*y^3 + 3*y^4 - 40*z + 60*y*z - 20*y^2*z + 2*y^3*z + 60*z^2 - 60*y*z^2 + 10*y^2*z^2 + 2*y^3*z^2 - 40*z^3 + 20*y*z^3 + 10*z^4)*Zeta[3])/(2*y^3*(-1 + z)^2*(-1 + y + z)^2)) + G[0, z]*(((I/4)*Pi^3*(5 - 12*y + 7*y^2 - 10*z + 10*y*z + 5*z^2 + 2*y*z^2))/(y*(-1 + z)^2*(-1 + y + z)^2) + (22392*y - 32529*y^2 + 10137*y^3 - 10800*z - 86658*y*z + 76191*y^2*z - 76*y^3*z + 12255*z^2 + 97995*y*z^2 - 23540*y^2*z^2 - 1251*z^3 - 23668*y*z^3 - 204*z^4)/(576*y*(-1 + z)^2*(-1 + y + z)* (y + z)^2) - ((I/72)*Pi*(-1188*y + 1927*y^2 - 739*y^3 + 594*z + 5042*y*z - 4923*y^2*z + 639*y^3*z - 449*z^2 - 6441*y*z^2 + 2796*y^2*z^2 - 475*z^3 + 2487*y*z^3 + 330*z^4))/ (y*(-1 + z)^2*(-1 + y + z)*(y + z)^2) + (Pi^2*(612*y^3 - 1283*y^4 + 1318*y^5 - 647*y^6 - 144*y^2*z - 3549*y^3*z + 6747*y^4*z - 2573*y^5*z - 661*y^6*z + 648*y*z^2 - 1167*y^2*z^2 + 8157*y^3*z^2 - 4518*y^4*z^2 - 4577*y^5*z^2 + 1236*y^6*z^2 + 216*z^3 - 3353*y*z^3 + 3307*y^2*z^3 + 22*y^3*z^3 - 11650*y^4*z^3 + 5616*y^5*z^3 - 888*z^4 + 5511*y*z^4 + 1843*y^2*z^4 - 15046*y^3*z^4 + 10488*y^4*z^4 + 1368*z^5 - 2895*y*z^5 - 8123*y^2*z^5 + 9732*y^3*z^5 - 936*z^6 - 571*y*z^6 + 4284*y^2*z^6 + 240*z^7 + 660*y*z^7))/(288*y^2*(-1 + z)^3* (-1 + y + z)^2*(y + z)^3) + (Pi^2*(-51*y^4 + 102*y^5 - 66*y^6 + 24*y^7 - 9*y^8 - 6*y^3*z + 220*y^4*z - 376*y^5*z + 228*y^6*z - 66*y^7*z - 108*y^2*z^2 + 256*y^3*z^2 - 566*y^4*z^2 + 590*y^5*z^2 - 240*y^6*z^2 + 6*y^7*z^2 - 72*y*z^3 + 600*y^2*z^3 - 880*y^3*z^3 + 772*y^4*z^3 - 388*y^5*z^3 + 24*y^6*z^3 - 18*z^4 + 340*y*z^4 - 1189*y^2*z^4 + 1040*y^3*z^4 - 408*y^4*z^4 + 36*y^5*z^4 + 76*z^5 - 584*y*z^5 + 1010*y^2*z^5 - 416*y^3*z^5 + 24*y^4*z^5 - 118*z^6 + 436*y*z^6 - 313*y^2*z^6 + 6*y^3*z^6 + 80*z^7 - 120*y*z^7 - 20*z^8)*G[1, y])/(24*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + ((((-9*I)/4)*Pi*(3 - 4*y + y^2 - 6*z + 6*y*z + 3*z^2 - 2*y*z^2))/ (y*(-1 + z)^2*(-1 + y + z)^2) + (-396*y^2 + 567*y^3 - 187*y^4 + 16*y^5 + 792*y*z + 117*y^2*z - 1377*y^3*z + 492*y^4*z - 48*y^5*z - 2853*y*z^2 + 951*y^2*z^2 + 1311*y^3*z^2 - 401*y^4*z^2 - 27*z^3 + 3305*y*z^3 - 443*y^2*z^3 - 597*y^3*z^3 - 24*z^4 - 1149*y*z^4 - 261*y^2*z^4 + 129*z^5 - 95*y*z^5 - 78*z^6)/ (24*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3))*G[0, 0, y] + ((((3*I)/2)*Pi*(11*y^2 - 22*y^3 + 14*y^4 - 4*y^5 + y^6 - 22*y*z + 56*y^3*z - 44*y^4*z + 10*y^5*z + 88*y*z^2 - 48*y^2*z^2 - 70*y^3*z^2 + 44*y^4*z^2 - 2*y^5*z^2 - 120*y*z^3 + 36*y^2*z^3 + 52*y^3*z^3 - 8*y^4*z^3 + 3*z^4 + 60*y*z^4 + 10*y^2*z^4 - 12*y^3*z^4 - 6*z^5 - 4*y*z^5 - 8*y^2*z^5 + 3*z^6 - 2*y*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-207*y^3 + 870*y^4 - 895*y^5 + 242*y^6 - 10*y^7 - 1020*y^2*z + 3306*y^3*z - 4330*y^4*z + 2458*y^5*z - 474*y^6*z + 30*y^7*z - 531*y*z^2 + 5508*y^2*z^2 - 9396*y^3*z^2 + 6632*y^4*z^2 - 2091*y^5*z^2 + 312*y^6*z^2 - 108*z^3 + 2856*y*z^3 - 10816*y^2*z^3 + 9860*y^3*z^3 - 3494*y^4*z^3 + 648*y^5*z^3 + 564*z^4 - 5509*y*z^4 + 9220*y^2*z^4 - 3531*y^3*z^4 + 402*y^4*z^4 - 1044*z^5 + 4604*y*z^5 - 2874*y^2*z^5 - 12*y^3*z^5 + 828*z^6 - 1450*y*z^6 - 18*y^2*z^6 - 240*z^7 + 30*y*z^7)/(24*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[1, 0, y] + ((22 - 27*y + 5*y^2 - 44*z + 44*y*z + 22*z^2 - 17*y*z^2)*G[0, 0, 0, y])/(4*y*(-1 + z)^2*(-1 + y + z)^2) + ((62*y^4 - 124*y^5 + 34*y^6 + 33*y^7 - 10*y^8 - 16*y^3*z - 220*y^4*z + 248*y^5*z + 64*y^6*z - 86*y^7*z + 108*y^2*z^2 - 168*y^3*z^2 + 242*y^4*z^2 + 74*y^5*z^2 - 210*y^6*z^2 + 13*y^7*z^2 + 72*y*z^3 - 600*y^2*z^3 + 576*y^3*z^3 + 60*y^4*z^3 - 316*y^5*z^3 + 52*y^6*z^3 + 18*z^4 - 340*y*z^4 + 1146*y^2*z^4 - 551*y^3*z^4 - 206*y^4*z^4 + 78*y^5*z^4 - 76*z^5 + 584*y*z^5 - 924*y^2*z^5 + 146*y^3*z^5 + 52*y^4*z^5 + 118*z^6 - 436*y*z^6 + 270*y^2*z^6 + 13*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8)* G[0, 1, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-33*y^2 + 66*y^3 - 43*y^4 + 12*y^5 - 2*y^6 + 66*y*z - 172*y^3*z + 134*y^4*z - 28*y^5*z - 264*y*z^2 + 138*y^2*z^2 + 218*y^3*z^2 - 135*y^4*z^2 + 8*y^5*z^2 + 356*y*z^3 - 96*y^2*z^3 - 168*y^3*z^3 + 32*y^4*z^3 - 10*z^4 - 172*y*z^4 - 43*y^2*z^4 + 48*y^3*z^4 + 20*z^5 + 6*y*z^5 + 32*y^2*z^5 - 10*z^6 + 8*y*z^6)*G[1, 0, 0, y])/ (2*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((51*y^4 - 102*y^5 + 66*y^6 - 24*y^7 + 9*y^8 + 6*y^3*z - 220*y^4*z + 376*y^5*z - 228*y^6*z + 66*y^7*z + 108*y^2*z^2 - 256*y^3*z^2 + 566*y^4*z^2 - 590*y^5*z^2 + 240*y^6*z^2 - 6*y^7*z^2 + 72*y*z^3 - 600*y^2*z^3 + 880*y^3*z^3 - 772*y^4*z^3 + 388*y^5*z^3 - 24*y^6*z^3 + 18*z^4 - 340*y*z^4 + 1189*y^2*z^4 - 1040*y^3*z^4 + 408*y^4*z^4 - 36*y^5*z^4 - 76*z^5 + 584*y*z^5 - 1010*y^2*z^5 + 416*y^3*z^5 - 24*y^4*z^5 + 118*z^6 - 436*y*z^6 + 313*y^2*z^6 - 6*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8)*G[1, 1, 0, y])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((9 + 6*y - 5*y^2 - 36*z - 2*y*z - 2*y^2*z + 54*z^2 + 6*y*z^2 - 11*y^2*z^2 - 36*z^3 - 6*y*z^3 + 9*z^4 - 4*y*z^4)*Zeta[3])/ (4*y*(-1 + z)^4*(-1 + y + z)^2)) + G[1 - y, z]* (((I/4)*Pi^3*(11*y^2 - 22*y^3 + 13*y^4 - 3*y^5 + y^6 - 22*y*z + 52*y^3*z - 38*y^4*z + 8*y^5*z + 88*y*z^2 - 54*y^2*z^2 - 56*y^3*z^2 + 35*y^4*z^2 - y^5*z^2 - 124*y*z^3 + 52*y^2*z^3 + 36*y^3*z^3 - 4*y^4*z^3 + 2*z^4 + 69*y*z^4 - 4*y^2*z^4 - 6*y^3*z^4 - 4*z^5 - 10*y*z^5 - 4*y^2*z^5 + 2*z^6 - y*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-42*y^3 + 474*y^4 - 665*y^5 + 237*y^6 - 4*y^7 - 888*y^2*z + 2448*y^3*z - 3212*y^4*z + 2038*y^5*z - 446*y^6*z + 24*y^7*z - 564*y*z^2 + 5178*y^2*z^2 - 8280*y^3*z^2 + 5728*y^4*z^2 - 1929*y^5*z^2 + 289*y^6*z^2 - 108*z^3 + 2988*y*z^3 - 10820*y^2*z^3 + 9684*y^3*z^3 - 3468*y^4*z^3 + 676*y^5*z^3 + 564*z^4 - 5741*y*z^4 + 9727*y^2*z^4 - 3938*y^3*z^4 + 558*y^4*z^4 - 1044*z^5 + 4798*y*z^5 - 3222*y^2*z^5 + 148*y^3*z^5 + 828*z^6 - 1505*y*z^6 + 25*y^2*z^6 - 240*z^7 + 24*y*z^7))/(144*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((((-3*I)/2)*Pi*(11*y^2 - 22*y^3 + 13*y^4 - 3*y^5 + y^6 - 22*y*z + 52*y^3*z - 38*y^4*z + 8*y^5*z + 88*y*z^2 - 54*y^2*z^2 - 56*y^3*z^2 + 35*y^4*z^2 - y^5*z^2 - 124*y*z^3 + 52*y^2*z^3 + 36*y^3*z^3 - 4*y^4*z^3 + 2*z^4 + 69*y*z^4 - 4*y^2*z^4 - 6*y^3*z^4 - 4*z^5 - 10*y*z^5 - 4*y^2*z^5 + 2*z^6 - y*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (42*y^3 - 474*y^4 + 665*y^5 - 237*y^6 + 4*y^7 + 888*y^2*z - 2448*y^3*z + 3212*y^4*z - 2038*y^5*z + 446*y^6*z - 24*y^7*z + 564*y*z^2 - 5178*y^2*z^2 + 8280*y^3*z^2 - 5728*y^4*z^2 + 1929*y^5*z^2 - 289*y^6*z^2 + 108*z^3 - 2988*y*z^3 + 10820*y^2*z^3 - 9684*y^3*z^3 + 3468*y^4*z^3 - 676*y^5*z^3 - 564*z^4 + 5741*y*z^4 - 9727*y^2*z^4 + 3938*y^3*z^4 - 558*y^4*z^4 + 1044*z^5 - 4798*y*z^5 + 3222*y^2*z^5 - 148*y^3*z^5 - 828*z^6 + 1505*y*z^6 - 25*y^2*z^6 + 240*z^7 - 24*y*z^7)/(24*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[1, 0, y] + ((75*y^4 - 150*y^5 + 86*y^6 - 14*y^7 + 5*y^8 - 30*y^3*z - 240*y^4*z + 464*y^5*z - 228*y^6*z + 38*y^7*z + 120*y^2*z^2 - 120*y^3*z^2 + 456*y^4*z^2 - 562*y^5*z^2 + 188*y^6*z^2 - 4*y^7*z^2 + 80*y*z^3 - 640*y^2*z^3 + 664*y^3*z^3 - 548*y^4*z^3 + 292*y^5*z^3 - 16*y^6*z^3 + 20*z^4 - 360*y*z^4 + 1231*y^2*z^4 - 862*y^3*z^4 + 278*y^4*z^4 - 24*y^5*z^4 - 80*z^5 + 600*y*z^5 - 1022*y^2*z^5 + 352*y^3*z^5 - 16*y^4*z^5 + 120*z^6 - 440*y*z^6 + 311*y^2*z^6 - 4*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8)*G[0, 1, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((33*y^2 - 66*y^3 + 38*y^4 - 7*y^5 + 2*y^6 - 66*y*z + 152*y^3*z - 104*y^4*z + 18*y^5*z + 264*y*z^2 - 168*y^2*z^2 - 148*y^3*z^2 + 90*y^4*z^2 - 3*y^5*z^2 - 376*y*z^3 + 176*y^2*z^3 + 88*y^3*z^3 - 12*y^4*z^3 + 5*z^4 + 217*y*z^4 - 27*y^2*z^4 - 18*y^3*z^4 - 10*z^5 - 36*y*z^5 - 12*y^2*z^5 + 5*z^6 - 3*y*z^6)* G[1, 0, 0, y])/(2*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-10 + 20*y - 15*y^2 + 9*y^3 - 4*y^4 + 40*z - 60*y*z + 30*y^2*z - 10*y^3*z - 60*z^2 + 60*y*z^2 - 15*y^2*z^2 + y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4)*G[1, 1, 0, y])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((-32*y^4 + 64*y^5 - 33*y^6 - 2*y^7 + y^8 + 4*y^3*z + 120*y^4*z - 192*y^5*z + 58*y^6*z + 6*y^7*z - 60*y^2*z^2 + 104*y^3*z^2 - 234*y^4*z^2 + 180*y^5*z^2 - 19*y^6*z^2 - 40*y*z^3 + 320*y^2*z^3 - 380*y^3*z^3 + 228*y^4*z^3 - 48*y^5*z^3 - 10*z^4 + 180*y*z^4 - 611*y^2*z^4 + 430*y^3*z^4 - 81*y^4*z^4 + 40*z^5 - 300*y*z^5 + 502*y^2*z^5 - 158*y^3*z^5 - 60*z^6 + 220*y*z^6 - 151*y^2*z^6 + 40*z^7 - 60*y*z^7 - 10*z^8)* Zeta[3])/(2*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4)) + G[1, y]*(((I/4)*Pi^3*(11*y^2 - 22*y^3 + 13*y^4 - 3*y^5 + y^6 - 22*y*z + 52*y^3*z - 38*y^4*z + 8*y^5*z + 88*y*z^2 - 54*y^2*z^2 - 56*y^3*z^2 + 35*y^4*z^2 - y^5*z^2 - 124*y*z^3 + 52*y^2*z^3 + 36*y^3*z^3 - 4*y^4*z^3 + 2*z^4 + 69*y*z^4 - 4*y^2*z^4 - 6*y^3*z^4 - 4*z^5 - 10*y*z^5 - 4*y^2*z^5 + 2*z^6 - y*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(288*y^3 - 306*y^4 - 53*y^5 + 75*y^6 - 4*y^7 - 624*y^2*z + 780*y^3*z - 392*y^4*z + 298*y^5*z - 122*y^6*z + 24*y^7*z - 630*y*z^2 + 4590*y^2*z^2 - 5232*y^3*z^2 + 1852*y^4*z^2 - 285*y^5*z^2 + 127*y^6*z^2 - 108*z^3 + 3300*y*z^3 - 10364*y^2*z^3 + 7020*y^3*z^3 - 1056*y^4*z^3 + 160*y^5*z^3 + 576*z^4 - 6149*y*z^4 + 9493*y^2*z^4 - 2732*y^3*z^4 - 18*y^4*z^4 - 1068*z^5 + 4942*y*z^5 - 3090*y^2*z^5 - 104*y^3*z^5 + 840*z^6 - 1487*y*z^6 - 5*y^2*z^6 - 240*z^7 + 24*y*z^7))/ (144*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-10 + 20*y - 7*y^2 - 6*y^3 + 2*y^4 + 40*z - 60*y*z + 14*y^2*z + 8*y^3*z - 60*z^2 + 60*y*z^2 - 7*y^2*z^2 - 2*y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4)*G[1, z])/(12*y^3*(-1 + z)^2* (-1 + y + z)^2) + (Pi^2*(10 - 20*y + 15*y^2 - 9*y^3 + 4*y^4 - 40*z + 60*y*z - 30*y^2*z + 10*y^3*z + 60*z^2 - 60*y*z^2 + 15*y^2*z^2 - y^3*z^2 - 40*z^3 + 20*y*z^3 + 10*z^4)*G[1 - y, z])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2) + (Pi^2*(53*y^4 - 106*y^5 + 51*y^6 - 52*y^3*z - 4*y^4*z + 48*y^5*z + 54*y^2*z^2 - 12*y^3*z^2 + 36*y*z^3 - 192*y^2*z^3 + 100*y^3*z^3 + 9*z^4 - 98*y*z^4 + 147*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6)* G[-y, z])/(12*y^3*(-1 + y + z)^2*(y + z)^4) + ((-34*y^4 + 68*y^5 - 37*y^6 + y^8 - 4*y^3*z + 140*y^4*z - 216*y^5*z + 74*y^6*z + 2*y^7*z - 72*y^2*z^2 + 144*y^3*z^2 - 292*y^4*z^2 + 228*y^5*z^2 - 39*y^6*z^2 + 2*y^7*z^2 - 48*y*z^3 + 360*y^2*z^3 - 452*y^3*z^3 + 300*y^4*z^3 - 88*y^5*z^3 + 8*y^6*z^3 - 12*z^4 + 200*y*z^4 - 659*y^2*z^4 + 488*y^3*z^4 - 121*y^4*z^4 + 12*y^5*z^4 + 44*z^5 - 316*y*z^5 + 526*y^2*z^5 - 178*y^3*z^5 + 8*y^4*z^5 - 62*z^6 + 224*y*z^6 - 155*y^2*z^6 + 2*y^3*z^6 + 40*z^7 - 60*y*z^7 - 10*z^8)*Zeta[3])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))))/eps + Nc^2*Nf*((-3191 + 2152*y + 5343*z)/(144*y*(-1 + z)*(y + z)) + ((I/216)*Pi*(-4536 + 3127*y + 7663*z))/(y*(-1 + z)*(y + z)) + (Pi^2*(-14736*y^2 + 46036*y^3 - 43701*y^4 + 12401*y^5 - 15960*y*z + 148158*y^2*z - 248561*y^3*z + 130103*y^4*z - 14904*y^5*z - 7542*z^2 + 141327*y*z^2 - 462747*y^2*z^2 + 412711*y^3*z^2 - 93911*y^4*z^2 + 51841*z^3 - 361389*y*z^3 + 568859*y^2*z^3 - 217695*y^3*z^3 - 109820*z^4 + 368135*y*z^4 - 242037*y^2*z^4 + 94285*z^5 - 132113*y*z^5 - 28764*z^6))/(2592*y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3) - ((I/432)*Pi^3*(1944*y^2 - 3575*y^3 + 1512*y^4 + 119*y^5 - 3024*y*z - 4245*y^2*z + 10507*y^3*z - 3415*y^4*z + 333*y^5*z - 216*z^2 + 8715*y*z^2 + 5385*y^2*z^2 - 12176*y^3*z^2 + 3259*y^4*z^2 - 119*z^3 - 6927*y*z^3 - 7936*y^2*z^3 + 6600*y^3*z^3 + 1435*z^4 - 943*y*z^4 + 5304*y^2*z^4 - 1649*z^5 + 2179*y*z^5 + 549*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (Pi^4*(7188*y^3 - 12119*y^4 + 4643*y^5 + 87*y^6 - 14316*y^2*z - 22065*y^3*z + 55199*y^4*z - 18959*y^5*z - 126*y^6*z + 36*y*z^2 + 74691*y^2*z^2 + 15867*y^3*z^2 - 101289*y^4*z^2 + 29280*y^5*z^2 + 111*y^6*z^2 + 12*z^3 - 1535*y*z^3 - 158227*y^2*z^3 + 11565*y^3*z^3 + 93836*y^4*z^3 - 19991*y^5*z^3 - 60*z^4 + 5750*y*z^4 + 171670*y^2*z^4 - 17364*y^3*z^4 - 43934*y^4*z^4 + 5243*y^5*z^4 + 120*z^5 - 8370*y*z^5 - 97962*y^2*z^5 + 3594*y^3*z^5 + 8523*y^4*z^5 - 120*z^6 + 5420*y*z^6 + 26167*y^2*z^6 + 1287*y^3*z^6 + 60*z^7 - 1271*y*z^7 - 2023*y^2*z^7 - 12*z^8 - 30*y*z^8))/ (4320*y^2*(-1 + z)^4*(-1 + y + z)^2*(y + z)^3) + ((-306*y + 243*y^2 - y^3 + 588*y*z - 245*y^2*z + 39*z^2 - 283*y*z^2 - 39*z^3)*G[0, 0, 0, y])/(12*y*(-1 + z)*(-1 + y + z)*(y + z)^2) + ((((-13*I)/3)*Pi)/(y*(-1 + z)^2) + (-204*y + 323*y^2 - 119*y^3 + 102*z + 850*y*z - 764*y^2*z - 39*y^3*z - 85*z^2 - 967*y*z^2 + 125*y^2*z^2 - 16*z^3 + 163*y*z^3 - z^4)/(12*y*(-1 + z)^2*(-1 + y + z)*(y + z)^2))* G[0, 0, 0, z] + (Pi^2*(-y^4 + 8*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[0, 0, 1, y])/(6*y^3*(y + z)^4) + (Pi^2*(-y^4 + 8*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[0, 0, 1, z])/ (6*y^3*(y + z)^4) - (8*Pi^2*(y - 2*z)*G[0, 0, 1 - y, z])/ (3*(y + z)^4) + ((Pi^2*(-50*y^4 + 106*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4))/(6*y^3*(y + z)^4) + ((I/6)*Pi*(45*y^2 - 144*y^3 + 128*y^4 - 23*y^5 + y^6 + 36*y*z - 126*y^2*z + 350*y^3*z - 294*y^4*z + 48*y^5*z - 45*z^2 + 126*y*z^2 - 168*y^2*z^2 - 244*y^3*z^2 + 202*y^4*z^2 - 21*y^5*z^2 + 180*z^3 - 604*y*z^3 + 604*y^2*z^3 + 6*y^3*z^3 - 30*y^4*z^3 - 250*z^4 + 717*y*z^4 - 432*y^2*z^4 + 36*y^3*z^4 + 140*z^5 - 308*y*z^5 + 78*y^2*z^5 - 25*z^6 + 33*y*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-907*y^3 + 701*y^4 + 1233*y^5 - 1169*y^6 + 262*y^7 + 1772*y^2*z + 1458*y^3*z - 12*y^4*z - 5828*y^5*z + 2946*y^6*z - 1290*y*z^2 - 2033*y^2*z^2 - 1788*y^3*z^2 - 5151*y^4*z^2 + 7769*y^5*z^2 - 729*y^6*z^2 - 270*z^3 + 5418*y*z^3 - 3674*y^2*z^3 + 2096*y^3*z^3 + 5942*y^4*z^3 - 1602*y^5*z^3 + 810*z^4 - 7640*y*z^4 + 6504*y^2*z^4 - 1623*y^3*z^4 - 432*y^4*z^4 - 810*z^5 + 4186*y*z^5 - 3154*y^2*z^5 + 1026*y^3*z^5 + 270*z^6 - 674*y*z^6 + 585*y^2*z^6)/ (72*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, y] + ((Pi^2*(-53*y^4 + 112*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4))/ (6*y^3*(y + z)^4) - ((I/2)*Pi*(15*y^2 - 12*y^3 - 16*y^4 + 13*y^5 + 12*y*z - 96*y^2*z + 50*y^3*z + 34*y^4*z + 9*z^2 - 102*y*z^2 + 147*y^2*z^2 + 24*y^3*z^2 - 18*z^3 + 80*y*z^3 - 2*y^2*z^3 - z^4 - 5*y*z^4))/(y*(-1 + y + z)^2*(y + z)^4) + (2911*y^3 - 4517*y^4 + 423*y^5 + 1289*y^6 - 106*y^7 - 212*y^2*z - 15061*y^3*z + 16589*y^4*z + 2633*y^5*z - 4097*y^6*z + 112*y^7*z + 774*y*z^2 - 2639*y^2*z^2 + 32586*y^3*z^2 - 18633*y^4*z^2 - 10297*y^5*z^2 + 3903*y^6*z^2 + 12*y^7*z^2 + 198*z^3 - 3900*y*z^3 + 11433*y^2*z^3 - 34928*y^3*z^3 + 2275*y^4*z^3 + 10307*y^5*z^3 - 1023*y^6*z^3 - 708*z^4 + 6974*y*z^4 - 16130*y^2*z^4 + 16883*y^3*z^4 + 7034*y^4*z^4 - 2958*y^5*z^4 + 864*z^5 - 5202*y*z^5 + 9556*y^2*z^5 - 1683*y^3*z^5 - 2676*y^4*z^5 - 324*z^6 + 1152*y*z^6 - 2011*y^2*z^6 - 690*y^3*z^6 - 102*z^7 + 262*y*z^7 + 3*y^2*z^7 + 72*z^8 - 60*y*z^8)/(72*y^2*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 0, z] - (Pi^2*G[0, 1, 1, y])/(6*y^3) + (Pi^2*(-3*y^4 + 12*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[0, 1, 1, z])/ (6*y^3*(y + z)^4) + (Pi^2*(-2*y^4 - 2*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[0, 1, 1 - y, z])/(6*y^3*(y + z)^4) + (Pi^2*(-8*y^4 + 10*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[0, 1 - y, 0, z])/ (6*y^3*(y + z)^4) - (2*Pi^2*(y - 2*z)*G[0, 1 - y, 1, z])/ (3*(y + z)^4) + (Pi^2*(-6*y^4 + 3*y^7 + 6*y^3*z + 18*y^4*z + 12*y^6*z - 6*y^2*z^2 - 18*y^3*z^2 - 18*y^4*z^2 + 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 + 18*y^3*z^3 + 18*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 - 3*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)* G[0, 1 - y, 1 - y, z])/(6*y^3*(-1 + z)^3*(y + z)^4) + (Pi^2*(-21*y^4 + 3*y^7 + 48*y^3*z + 63*y^4*z + 12*y^6*z + 6*y^2*z^2 - 144*y^3*z^2 - 63*y^4*z^2 + 18*y^5*z^2 + 4*y*z^3 - 18*y^2*z^3 + 144*y^3*z^3 + 33*y^4*z^3 + z^4 - 12*y*z^4 + 18*y^2*z^4 - 45*y^3*z^4 - 3*z^5 + 12*y*z^5 - 6*y^2*z^5 + 3*z^6 - 4*y*z^6 - z^7)* G[0, -y, 1 - y, z])/(6*y^3*(-1 + z)^3*(y + z)^4) + ((Pi^2*(-y + 2*z))/(y + z)^4 - ((I/12)*Pi*(-1 + y)*(540*y - 756*y^2 + 149*y^3 - 108*z - 540*y*z + 231*y^2*z + 216*z^2 + 15*y*z^2 - 67*z^3))/(y*(-1 + y + z)^2*(y + z)^3) + (-2160*y^2 + 5130*y^3 - 3503*y^4 + 476*y^5 + 57*y^6 + 252*y*z + 4140*y^2*z - 8097*y^3*z + 4058*y^4*z - 362*y^5*z + 36*z^2 - 1062*y*z^2 - 1077*y^2*z^2 + 2640*y^3*z^2 - 555*y^4*z^2 - 72*z^3 + 1177*y*z^3 - 1318*y^2*z^3 + 213*y^3*z^3 + 36*z^4 - 376*y*z^4 + 358*y^2*z^4 + 9*y*z^5)/(36*y^2*(-1 + z)*(-1 + y + z)^2*(y + z)^3))* G[1, 0, 0, y] + (Pi^2/(6*y^3) - ((I/12)*Pi*(540*y - 864*y^2 + 207*y^3 + 85*y^4 + 32*y^5 - 108*z - 2376*y*z + 2997*y^2*z - 375*y^3*z - 138*y^4*z + 432*z^2 + 4077*y*z^2 - 3579*y^2*z^2 + 33*y^3*z^2 + 149*y^4*z^2 - 657*z^3 - 3317*y*z^3 + 1463*y^2*z^3 + 231*y^3*z^3 + 450*z^4 + 1143*y*z^4 + 15*y^2*z^4 - 117*z^5 - 67*y*z^5))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (2376*y^2 - 3594*y^3 + 472*y^4 + 590*y^5 + 156*y^6 + 36*y*z - 12924*y^2*z + 14928*y^3*z - 477*y^4*z - 1473*y^5*z - 174*y^6*z + 36*z^2 + 126*y*z^2 + 27624*y^2*z^2 - 23079*y^3*z^2 - 1446*y^4*z^2 + 1602*y^5*z^2 + 9*y^6*z^2 - 48*z^3 - 1256*y*z^3 - 29263*y^2*z^3 + 15252*y^3*z^3 + 2885*y^4*z^3 - 746*y^5*z^3 - 168*z^4 + 2685*y*z^4 + 15474*y^2*z^4 - 2835*y^3*z^4 - 1461*y^4*z^4 + 432*z^5 - 2319*y*z^5 - 3279*y^2*z^5 - 681*y^3*z^5 - 348*z^6 + 761*y*z^6 - 8*y^2*z^6 + 96*z^7 - 33*y*z^7)/(36*y^2*(-1 + z)^3*(-1 + y + z)^2*(y + z)^3))* G[1, 0, 0, z] + (Pi^2*(5*y^4 - 4*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[1, 0, 1, y])/(3*y^3*(y + z)^4) - (Pi^2*G[1, 0, 1 - y, z])/(6*y^3) + ((Pi^2*(-50*y^4 + 106*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4))/ (6*y^3*(y + z)^4) - ((I/12)*Pi*(-180*y^2 + 288*y^3 - 99*y^4 - 11*y^5 + 2*y^6 - 144*y*z + 936*y^2*z - 1044*y^3*z + 226*y^4*z + 26*y^5*z + 108*z^2 + 360*y*z^2 - 1926*y^2*z^2 + 1374*y^3*z^2 - 159*y^4*z^2 - 7*y^5*z^2 - 432*z^3 - 468*y*z^3 + 1936*y^2*z^3 - 784*y^3*z^3 + 44*y^4*z^3 + 585*z^4 + 493*y*z^4 - 952*y^2*z^4 + 174*y^3*z^4 - 306*z^5 - 306*y*z^5 + 188*y^2*z^5 + 45*z^6 + 65*y*z^6))/(y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-1606*y^3 + 4661*y^4 - 3832*y^5 + 931*y^6 - 154*y^7 + 1904*y^2*z + 3606*y^3*z - 14230*y^4*z + 10578*y^5*z - 1918*y^6*z - 108*y^7*z - 315*y*z^2 - 6035*y^2*z^2 - 2595*y^3*z^2 + 17729*y^4*z^2 - 8344*y^5*z^2 - 61*y^6*z^2 - 126*z^3 + 3246*y*z^3 + 4896*y^2*z^3 + 2378*y^3*z^3 - 8668*y^4*z^3 + 26*y^5*z^3 + 828*z^4 - 8340*y*z^4 + 1106*y^2*z^4 - 1279*y^3*z^4 - 540*y^4*z^4 - 1734*z^5 + 8298*y*z^5 - 1720*y^2*z^5 - 766*y^3*z^5 + 1488*z^6 - 2985*y*z^6 - 151*y^2*z^6 - 456*z^7 + 96*y*z^7)/(72*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[1, 1, 0, y] + G[1, 1 - y, z]* ((Pi^2*(2*y^3 - 16*y^4 + 3*y^5 + 42*y^6 - 36*y^7 + 102*y^2*z - 188*y^3*z + 81*y^4*z + 114*y^5*z - 132*y^6*z + 96*y*z^2 - 600*y^2*z^2 + 621*y^3*z^2 - 30*y^4*z^2 - 165*y^5*z^2 - 18*y^6*z^2 + 32*z^3 - 448*y*z^3 + 1239*y^2*z^3 - 722*y^3*z^3 + 25*y^4*z^3 - 60*y^5*z^3 - 128*z^4 + 780*y*z^4 - 1140*y^2*z^4 + 383*y^3*z^4 - 96*y^4*z^4 + 192*z^5 - 612*y*z^5 + 453*y^2*z^5 - 96*y^3*z^5 - 128*z^6 + 196*y*z^6 - 54*y^2*z^6 + 32*z^7 - 12*y*z^7))/ (72*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (2*G[0, 1, 0, y])/y^3 + G[1, 0, 0, y]/y^3 - (3*G[1, 1, 0, y])/y^3) + G[-y, 0, z]*((-2*(9*y^4 - 24*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[0, 1, 0, y])/(y^3*(y + z)^4) + ((25*y^4 - 44*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[1, 0, 0, y])/ (y^3*(y + z)^4) - (10*(y - 2*z)*G[1, 1, 0, y])/(y + z)^4) + G[-y, -y, z]*((2*(19*y^4 - 44*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[0, 1, 0, y])/(y^3*(y + z)^4) + (2*(19*y^4 - 44*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[1, 1, 0, y])/ (y^3*(y + z)^4)) + G[0, 0, z]* (((I/36)*Pi*(648*y - 1025*y^2 + 377*y^3 - 324*z - 2698*y*z + 2421*y^2*z + 129*y^3*z + 271*z^2 + 3063*y*z^2 - 384*y^2*z^2 + 47*z^3 - 507*y*z^3 + 6*z^4))/(y*(-1 + z)^2*(-1 + y + z)* (y + z)^2) + (-8586*y^2 + 10537*y^3 - 1951*y^4 + 1620*y*z + 39038*y^2*z - 32578*y^3*z + 109*y^4*z - 810*z^2 - 2135*y*z^2 - 61697*y^2*z^2 + 25941*y^3*z^2 + 1896*y^4*z^2 + 2412*z^3 - 416*y*z^3 + 36795*y^2*z^3 - 3792*y^3*z^3 - 2394*z^4 + 739*y*z^4 - 5496*y^2*z^4 + 792*z^5 + 192*y*z^5)/(216*y^2*(-1 + z)^3*(-1 + y + z)* (y + z)^2) + (Pi^2*(-168*y^3 - 113*y^4 + 614*y^5 - 333*y^6 + 216*y^2*z - 507*y^3*z + 2426*y^4*z - 2805*y^5*z + 670*y^6*z - 72*y*z^2 - 2211*y^2*z^2 + 5802*y^3*z^2 - 7623*y^4*z^2 + 3732*y^5*z^2 - 331*y^6*z^2 - 24*z^3 + 31*y*z^3 + 7406*y^2*z^3 - 13161*y^3*z^3 + 8420*y^4*z^3 - 1483*y^5*z^3 + 120*z^4 + 584*y*z^4 - 11184*y^2*z^4 + 11896*y^3*z^4 - 3104*y^4*z^4 - 40*y^5*z^4 - 240*z^5 - 1206*y*z^5 + 7974*y^2*z^5 - 3988*y^3*z^5 + 12*y^4*z^5 + 240*z^6 + 884*y*z^6 - 2269*y^2*z^6 + 132*y^3*z^6 - 120*z^7 - 209*y*z^7 + 68*y^2*z^7 + 24*z^8 - 12*y*z^8))/(144*y^2*(-1 + z)^4* (-1 + y + z)^2*(y + z)^3) + (((18*I)*Pi*(y - 2*z))/(y + z)^4 + (9*y^4 + 132*y^5 - 237*y^6 + 100*y^7 - 4*y^8 + 144*y^3*z - 310*y^4*z - 344*y^5*z + 712*y^6*z - 202*y^7*z + 174*y^2*z^2 - 1054*y^3*z^2 + 1355*y^4*z^2 + 376*y^5*z^2 - 681*y^6*z^2 + 86*y^7*z^2 + 144*y*z^3 - 972*y^2*z^3 + 2644*y^3*z^3 - 2004*y^4*z^3 - 180*y^5*z^3 + 182*y^6*z^3 + 33*z^4 - 634*y*z^4 + 1969*y^2*z^4 - 2890*y^3*z^4 + 1190*y^4*z^4 - 130*z^5 + 1052*y*z^5 - 1784*y^2*z^5 + 1358*y^3*z^5 - 244*y^4*z^5 + 193*z^6 - 790*y*z^6 + 679*y^2*z^6 - 202*y^3*z^6 - 128*z^7 + 240*y*z^7 - 66*y^2*z^7 + 32*z^8 - 12*y*z^8)/(12*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4))*G[1, 0, y] + ((10*y^4 - 26*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[0, 1, 0, y])/(y^3*(y + z)^4) + ((-19*y^4 + 32*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[1, 0, 0, y])/ (y^3*(y + z)^4) + ((7*y^4 - 8*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[1, 1, 0, y])/(y^3*(y + z)^4)) + G[1 - y, -y, z]* ((3*(2*y - y^4 - 4*z - 6*y*z - 4*y^3*z + 12*z^2 + 6*y*z^2 - 6*y^2*z^2 - 12*z^3 - 6*y*z^3 + 3*z^4)*G[0, 1, 0, y])/((-1 + z)^3*(y + z)^4) + (3*(2*y - y^4 - 4*z - 6*y*z - 4*y^3*z + 12*z^2 + 6*y*z^2 - 6*y^2*z^2 - 12*z^3 - 6*y*z^3 + 3*z^4)*G[1, 1, 0, y])/((-1 + z)^3*(y + z)^4)) + G[0, -y, z]*(((21*y^4 - 3*y^7 - 48*y^3*z - 63*y^4*z - 12*y^6*z - 6*y^2*z^2 + 144*y^3*z^2 + 63*y^4*z^2 - 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 - 144*y^3*z^3 - 33*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 + 45*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)*G[0, 1, 0, y])/(y^3*(-1 + z)^3*(y + z)^4) + ((21*y^4 - 3*y^7 - 48*y^3*z - 63*y^4*z - 12*y^6*z - 6*y^2*z^2 + 144*y^3*z^2 + 63*y^4*z^2 - 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 - 144*y^3*z^3 - 33*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 + 45*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)* G[1, 1, 0, y])/(y^3*(-1 + z)^3*(y + z)^4)) + (Pi^2/(6*y^3) + ((I/3)*Pi*(-45*y + 72*y^2 - 15*y^3 - y^4 - 4*y^5 + 9*z + 198*y*z - 243*y^2*z + 45*y^3*z - 2*y^4*z - 36*z^2 - 333*y*z^2 + 303*y^2*z^2 - 33*y^3*z^2 - 9*y^4*z^2 + 57*z^3 + 269*y*z^3 - 145*y^2*z^3 - 9*y^3*z^3 - 42*z^4 - 98*y*z^4 + 9*y^2*z^4 + 12*z^5 + 9*y*z^5))/(y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (-65*y^2 - 20*y^3 + 153*y^4 + 101*y^5 - 89*y^6 - 155*y*z + 142*y^2*z + 521*y^3*z + 15*y^4*z - 361*y^5*z - 24*z^2 + 368*y*z^2 + 427*y^2*z^2 - 627*y^3*z^2 - 432*y^4*z^2 - 7*y^5*z^2 + 8*z^3 - 19*y*z^3 - 869*y^2*z^3 + 6*y^3*z^3 - 3*y^4*z^3 + 120*z^4 - 430*y*z^4 + 322*y^2*z^4 + 31*y^3*z^4 - 168*z^5 + 220*y*z^5 + 43*y^2*z^5 + 64*z^6 + 16*y*z^6)/(24*y^2*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3))*G[1, 1, 0, z] + (Pi^2*(-8*y^4 - 2*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[1, 1, 1, y])/ (6*y^3*(y + z)^4) - (Pi^2*G[1, 1, 1 - y, z])/(6*y^3) - (Pi^2*G[1, 1 - y, 0, z])/(3*y^3) - (Pi^2*G[1, 1 - y, 1, z])/(6*y^3) + (Pi^2*G[1, 1 - y, 1 - y, z])/(3*y^3) + (Pi^2*(-7*y^4 + 8*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[1 - y, 0, 0, z])/ (6*y^3*(y + z)^4) - (2*Pi^2*(y - 2*z)*G[1 - y, 0, 1, z])/ (3*(y + z)^4) + (Pi^2*(7*y^4 - 8*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[1 - y, 0, 1 - y, z])/(6*y^3*(y + z)^4) + ((Pi^2*(-55*y^4 + 104*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4))/ (6*y^3*(y + z)^4) - ((I/12)*Pi*(-144*y^3 + 261*y^4 - 119*y^5 + 2*y^6 + 612*y^3*z - 854*y^4*z + 242*y^5*z + 72*z^2 - 54*y^2*z^2 - 1074*y^3*z^2 + 921*y^4*z^2 - 115*y^5*z^2 - 288*z^3 - 36*y*z^3 + 64*y^2*z^3 + 872*y^3*z^3 - 316*y^4*z^3 + 441*z^4 + 97*y*z^4 + 20*y^2*z^4 - 258*y^3*z^4 - 306*z^5 - 90*y*z^5 - 28*y^2*z^5 + 81*z^6 + 29*y*z^6))/(y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-1801*y^3 + 5099*y^4 - 4300*y^5 + 1036*y^6 - 34*y^7 + 1244*y^2*z + 5616*y^3*z - 16960*y^4*z + 11916*y^5*z - 1768*y^6*z - 228*y^7*z - 852*y*z^2 - 2909*y^2*z^2 - 8631*y^3*z^2 + 22439*y^4*z^2 - 9376*y^5*z^2 - 316*y^6*z^2 - 198*z^3 + 5022*y*z^3 - 888*y^2*z^3 + 9530*y^3*z^3 - 11890*y^4*z^3 + 188*y^5*z^3 + 1050*z^4 - 10578*y*z^4 + 5987*y^2*z^4 - 4900*y^3*z^4 + 264*y^4*z^4 - 1962*z^5 + 9582*y*z^5 - 3454*y^2*z^5 - 76*y^3*z^5 + 1566*z^6 - 3258*y*z^6 + 20*y^2*z^6 - 456*z^7 + 84*y*z^7)/(72*y^2*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4))*G[1 - y, 1, 0, z] - (2*Pi^2*(y - 2*z)*G[1 - y, 1, 1, z])/ (3*(y + z)^4) + (Pi^2*(3*y^7 - 6*y^3*z + 12*y^6*z - 6*y^2*z^2 + 18*y^3*z^2 + 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 - 18*y^3*z^3 + 12*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 + 9*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)*G[1 - y, 1, 1 - y, z])/ (6*y^3*(-1 + z)^3*(y + z)^4) + (Pi^2*(5*y^4 + 2*y^3*z + 12*y^2*z^2 + 8*y*z^3 + 2*z^4)* G[1 - y, 1 - y, 0, z])/(6*y^3*(y + z)^4) + (Pi^2*(3*y^4 + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[1 - y, 1 - y, 1, z])/ (6*y^3*(y + z)^4) + (Pi^2*(4*y^4 - 3*y^7 + 4*y^3*z - 12*y^4*z - 12*y^6*z + 12*y^2*z^2 - 12*y^3*z^2 + 12*y^4*z^2 - 18*y^5*z^2 + 8*y*z^3 - 36*y^2*z^3 + 12*y^3*z^3 - 16*y^4*z^3 + 2*z^4 - 24*y*z^4 + 36*y^2*z^4 - 7*y^3*z^4 - 6*z^5 + 24*y*z^5 - 12*y^2*z^5 + 6*z^6 - 8*y*z^6 - 2*z^7)*G[1 - y, 1 - y, 1 - y, z])/ (6*y^3*(-1 + z)^3*(y + z)^4) + (Pi^2*(-2*y + y^4 + 4*z + 6*y*z + 4*y^3*z - 12*z^2 - 6*y*z^2 + 6*y^2*z^2 + 12*z^3 + 6*y*z^3 - 3*z^4)*G[1 - y, -y, 1 - y, z])/ (2*(-1 + z)^3*(y + z)^4) + (Pi^2*(11*y^4 - 28*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[-y, 0, 1, z])/(6*y^3*(y + z)^4) + (Pi^2*(21*y^4 - 48*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[-y, 0, 1 - y, z])/(6*y^3*(y + z)^4) + (5*Pi^2*(y - 2*z)*G[-y, 1 - y, 0, z])/(3*(y + z)^4) + (Pi^2*(11*y^4 - 28*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[-y, 1 - y, 1, z])/(6*y^3*(y + z)^4) - (4*Pi^2*(y - 2*z)*G[-y, 1 - y, 1 - y, z])/(3*(y + z)^4) + (Pi^2*(-19*y^4 + 44*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[-y, -y, 1 - y, z])/(3*y^3*(y + z)^4) + (49*G[0, 0, 0, 0, z])/ (12*y*(-1 + z)^2) + (((6*I)*Pi*(y - 2*z))/(y + z)^4 + (-119*y^4 + 424*y^5 - 407*y^6 + 63*y^7 + 34*y^8 + 616*y^3*z - 814*y^4*z - 616*y^5*z + 850*y^6*z - 34*y^7*z + 294*y^2*z^2 - 3290*y^3*z^2 + 4007*y^4*z^2 - 346*y^5*z^2 - 451*y^6*z^2 + 107*y^7*z^2 + 168*y*z^3 - 1500*y^2*z^3 + 6628*y^3*z^3 - 5612*y^4*z^3 + 716*y^5*z^3 + 212*y^6*z^3 + 33*z^4 - 730*y*z^4 + 2839*y^2*z^4 - 6147*y^3*z^4 + 2912*y^4*z^4 - 42*y^5*z^4 - 130*z^5 + 1196*y*z^5 - 2426*y^2*z^5 + 2446*y^3*z^5 - 340*y^4*z^5 + 193*z^6 - 886*y*z^6 + 865*y^2*z^6 - 253*y^3*z^6 - 128*z^7 + 264*y*z^7 - 72*y^2*z^7 + 32*z^8 - 12*y*z^8)/(12*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4))*G[0, 0, 1, 0, y] + (((-18*I)*Pi*(y - 2*z))/(y + z)^4 + (-9*y^4 + 144*y^5 - 224*y^6 + 89*y^7 - 144*y^3*z + 112*y^4*z - 768*y^5*z + 1150*y^6*z - 354*y^7*z - 2*y^8*z - 174*y^2*z^2 + 886*y^3*z^2 - 370*y^4*z^2 + 1890*y^5*z^2 - 2352*y^6*z^2 + 526*y^7*z^2 - y^8*z^2 - 144*y*z^3 + 1368*y^2*z^3 - 2612*y^3*z^3 + 692*y^4*z^3 - 2748*y^5*z^3 + 2408*y^6*z^3 - 362*y^7*z^3 - 33*z^4 + 934*y*z^4 - 4392*y^2*z^4 + 4581*y^3*z^4 - 985*y^4*z^4 + 2452*y^5*z^4 - 1254*y^6*z^4 + 89*y^7*z^4 + 196*z^5 - 2524*y*z^5 + 7434*y^2*z^5 - 4882*y^3*z^5 + 1034*y^4*z^5 - 1240*y^5*z^5 + 254*y^6*z^5 - 486*z^6 + 3648*y*z^6 - 7086*y^2*z^6 + 3020*y^3*z^6 - 629*y^4*z^6 + 258*y^5*z^6 + 644*z^7 - 2992*y*z^7 + 3708*y^2*z^7 - 962*y^3*z^7 + 152*y^4*z^7 - 481*z^8 + 1342*y*z^8 - 924*y^2*z^8 + 113*y^3*z^8 + 192*z^9 - 276*y*z^9 + 66*y^2*z^9 - 32*z^10 + 12*y*z^10)/(12*y^3*(-1 + z)^4*(-1 + y + z)^2*(y + z)^4))* G[0, 0, 1, 0, z] + (((-18*I)*Pi*(y - 2*z))/(y + z)^4 + (-54*y^3 + 258*y^4 - 305*y^5 + 123*y^6 - 37*y^7 - 12*y^2*z + 24*y^3*z - 704*y^4*z + 970*y^5*z - 332*y^6*z + 126*y*z^2 - 534*y^2*z^2 + 678*y^3*z^2 + 976*y^4*z^2 - 999*y^5*z^2 + 61*y^6*z^2 + 12*z^3 - 480*y*z^3 + 1576*y^2*z^3 - 1116*y^3*z^3 - 648*y^4*z^3 + 112*y^5*z^3 - 36*z^4 + 607*y*z^4 - 1511*y^2*z^4 + 583*y^3*z^4 - 30*y^4*z^4 + 36*z^5 - 278*y*z^5 + 552*y^2*z^5 - 152*y^3*z^5 - 12*z^6 + 25*y*z^6 - 71*y^2*z^6)/(12*y^2*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4))*G[0, 1, 0, 0, y] + (((-18*I)*Pi*(y - 2*z))/(y + z)^4 + (54*y^3 + 18*y^4 - 164*y^5 + 93*y^6 - y^7 + 12*y^2*z - 636*y^3*z + 100*y^4*z + 896*y^5*z - 376*y^6*z + 4*y^7*z + 18*y*z^2 - 522*y^2*z^2 + 2790*y^3*z^2 - 418*y^4*z^2 - 1950*y^5*z^2 + 568*y^6*z^2 - 12*z^3 - 84*y*z^3 + 2356*y^2*z^3 - 5904*y^3*z^3 + 308*y^4*z^3 + 2096*y^5*z^3 - 364*y^6*z^3 + 72*z^4 + 82*y*z^4 - 4483*y^2*z^4 + 6545*y^3*z^4 + 282*y^4*z^4 - 1092*y^5*z^4 + 91*y^6*z^4 - 180*z^5 + 152*y*z^5 + 4392*y^2*z^5 - 3728*y^3*z^5 - 428*y^4*z^5 + 232*y^5*z^5 + 240*z^6 - 378*y*z^6 - 2266*y^2*z^6 + 914*y^3*z^6 + 150*y^4*z^6 - 180*z^7 + 284*y*z^7 + 552*y^2*z^7 - 32*y^3*z^7 + 72*z^8 - 74*y*z^8 - 41*y^2*z^8 - 12*z^9)/ (12*y^2*(-1 + z)^4*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, 0, z] + (((3*I)*Pi*(y - 2*z))/(y + z)^4 + (-74*y^4 + 256*y^5 - 221*y^6 + 33*y^7 - 170*y^3*z + 584*y^4*z - 728*y^5*z + 305*y^6*z - 21*y^7*z - 222*y^2*z^2 + 970*y^3*z^2 - 1155*y^4*z^2 + 562*y^5*z^2 - 36*y^6*z^2 - 144*y*z^3 + 1086*y^2*z^3 - 1746*y^3*z^3 + 753*y^4*z^3 - 18*y^5*z^3 - 33*z^4 + 526*y*z^4 - 1636*y^2*z^4 + 1075*y^3*z^4 - 60*y^4*z^4 + 97*z^5 - 634*y*z^5 + 844*y^2*z^5 - 117*y^3*z^5 - 96*z^6 + 264*y*z^6 - 72*y^2*z^6 + 32*z^7 - 12*y*z^7)/ (12*y^3*(-1 + z)*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 1, 0, y] + (((-6*I)*Pi*(y - 2*z))/(y + z)^4 + (59*y^3 - 112*y^4 + 28*y^5 + 8*y^6 - 7*y^7 - 394*y^2*z + 468*y^3*z - 68*y^4*z - 24*y^5*z - 30*y^6*z + 1486*y^2*z^2 - 1824*y^3*z^2 + 520*y^4*z^2 - 22*y^5*z^2 - 6*y^6*z^2 - 12*z^3 + 24*y*z^3 - 2236*y^2*z^3 + 2040*y^3*z^3 - 332*y^4*z^3 - 24*y^5*z^3 + 48*z^4 - 115*y*z^4 + 1598*y^2*z^4 - 726*y^3*z^4 - 36*y^4*z^4 - 72*z^5 + 158*y*z^5 - 448*y^2*z^5 - 24*y^3*z^5 + 48*z^6 - 67*y*z^6 - 6*y^2*z^6 - 12*z^7)/(12*y^2*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4))*G[0, 1, 1, 0, z] + (((-15*I)*Pi*(y - 2*z))/(y + z)^4 + (41*y^4 - 226*y^5 + 300*y^6 - 119*y^7 + 4*y^8 - 232*y^3*z + 298*y^4*z + 608*y^5*z - 908*y^6*z + 240*y^7*z - 186*y^2*z^2 + 1436*y^3*z^2 - 1505*y^4*z^2 - 712*y^5*z^2 + 884*y^6*z^2 - 105*y^7*z^2 - 144*y*z^3 + 1020*y^2*z^3 - 3168*y^3*z^3 + 2100*y^4*z^3 + 436*y^5*z^3 - 252*y^6*z^3 - 33*z^4 + 634*y*z^4 - 2016*y^2*z^4 + 3149*y^3*z^4 - 1134*y^4*z^4 - 90*y^5*z^4 + 130*z^5 - 1052*y*z^5 + 1788*y^2*z^5 - 1392*y^3*z^5 + 204*y^4*z^5 - 193*z^6 + 790*y*z^6 - 678*y^2*z^6 + 207*y^3*z^6 + 128*z^7 - 240*y*z^7 + 72*y^2*z^7 - 32*z^8 + 12*y*z^8)/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[0, 1 - y, 1, 0, z] + ((-1 + y)*(255*y - 357*y^2 + 70*y^3 - 51*z - 255*y*z + 108*y^2*z + 102*z^2 + 6*y*z^2 - 32*z^3)*G[1, 0, 0, 0, y])/ (6*y*(-1 + y + z)^2*(y + z)^3) + ((255*y - 408*y^2 + 97*y^3 + 42*y^4 + 14*y^5 - 51*z - 1122*y*z + 1413*y^2*z - 170*y^3*z - 70*y^4*z + 204*z^2 + 1923*y*z^2 - 1680*y^2*z^2 + 7*y^3*z^2 + 70*y^4*z^2 - 311*z^3 - 1560*y*z^3 + 683*y^2*z^3 + 108*y^3*z^3 + 214*z^4 + 536*y*z^4 + 6*y^2*z^4 - 56*z^5 - 32*y*z^5)*G[1, 0, 0, 0, z])/(6*y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3) + (((-15*I)*Pi*(y - 2*z))/(y + z)^4 + (79*y^4 - 332*y^5 + 363*y^6 - 109*y^7 + 2*y^8 - 164*y^3*z + 2*y^4*z + 940*y^5*z - 976*y^6*z + 210*y^7*z - 138*y^2*z^2 + 1066*y^3*z^2 - 913*y^4*z^2 - 950*y^5*z^2 + 811*y^6*z^2 - 93*y^7*z^2 - 124*y*z^3 + 764*y^2*z^3 - 2488*y^3*z^3 + 1728*y^4*z^3 + 320*y^5*z^3 - 186*y^6*z^3 - 31*z^4 + 554*y*z^4 - 1537*y^2*z^4 + 2637*y^3*z^4 - 1182*y^4*z^4 + 30*y^5*z^4 + 126*z^5 - 928*y*z^5 + 1400*y^2*z^5 - 1270*y^3*z^5 + 288*y^4*z^5 - 191*z^6 + 702*y*z^6 - 555*y^2*z^6 + 219*y^3*z^6 + 128*z^7 - 216*y*z^7 + 66*y^2*z^7 - 32*z^8 + 12*y*z^8)/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[1, 0, 1, 0, y] + ((-58*y^3 + 68*y^4 + 6*y^5 - 18*y^6 - 9*y^7 + 114*y^2*z + 40*y^3*z - 138*y^4*z - 48*y^5*z + 27*y^6*z + 96*y*z^2 - 684*y^2*z^2 + 354*y^3*z^2 + 24*y^4*z^2 + 105*y^5*z^2 - 36*y^6*z^2 + 32*z^3 - 460*y*z^3 + 1446*y^2*z^3 - 668*y^3*z^3 + 139*y^4*z^3 - 90*y^5*z^3 - 128*z^4 + 816*y*z^4 - 1350*y^2*z^4 + 422*y^3*z^4 - 102*y^4*z^4 + 192*z^5 - 648*y*z^5 + 528*y^2*z^5 - 90*y^3*z^5 - 128*z^6 + 208*y*z^6 - 54*y^2*z^6 + 32*z^7 - 12*y*z^7)*G[1, 0, 1, 0, z])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (((-18*I)*Pi*(y - 2*z))/(y + z)^4 + (-84*y^3 + 42*y^4 + 89*y^5 - 48*y^6 + y^7 - 36*y^2*z + 348*y^3*z - 148*y^4*z - 250*y^5*z + 92*y^6*z + 132*y*z^2 - 90*y^2*z^2 - 714*y^3*z^2 + 242*y^4*z^2 + 207*y^5*z^2 - 40*y^6*z^2 + 12*z^3 - 600*y*z^3 + 320*y^2*z^3 + 888*y^3*z^3 - 252*y^4*z^3 - 40*y^5*z^3 - 60*z^4 + 977*y*z^4 - 154*y^2*z^4 - 637*y^3*z^4 + 120*y^4*z^4 + 108*z^5 - 682*y*z^5 - 120*y^2*z^5 + 200*y^3*z^5 - 84*z^6 + 173*y*z^6 + 80*y^2*z^6 + 24*z^7)/(12*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[1, 1, 0, 0, y] + ((92*y^3 - 172*y^4 + 58*y^5 - 11*y^6 + 7*y^7 + 84*y^2*z - 620*y^3*z + 678*y^4*z - 191*y^5*z + 29*y^6*z + 96*y*z^2 - 564*y^2*z^2 + 1470*y^3*z^2 - 987*y^4*z^2 + 187*y^5*z^2 + 3*y^6*z^2 + 32*z^3 - 460*y*z^3 + 1258*y^2*z^3 - 1573*y^3*z^3 + 593*y^4*z^3 - 33*y^5*z^3 - 128*z^4 + 816*y*z^4 - 1214*y^2*z^4 + 742*y^3*z^4 - 105*y^4*z^4 + 192*z^5 - 648*y*z^5 + 490*y^2*z^5 - 111*y^3*z^5 - 128*z^6 + 208*y*z^6 - 54*y^2*z^6 + 32*z^7 - 12*y*z^7)* G[1, 1, 0, 0, z])/(12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + ((-28*y^4 + 23*y^5 + 12*y^6 - 7*y^7 + 224*y^3*z - 376*y^4*z + 173*y^5*z - 19*y^6*z - 2*y^7*z - 93*y^2*z^2 - 501*y^3*z^2 + 692*y^4*z^2 - 166*y^5*z^2 - 29*y^6*z^2 - 58*y*z^3 + 347*y^2*z^3 + 261*y^3*z^3 - 220*y^4*z^3 - 84*y^5*z^3 - 16*z^4 + 194*y*z^4 - 442*y^2*z^4 + 75*y^3*z^4 - 104*y^4*z^4 + 48*z^5 - 220*y*z^5 + 215*y^2*z^5 - 68*y^3*z^5 - 48*z^6 + 90*y*z^6 - 27*y^2*z^6 + 16*z^7 - 6*y*z^7)*G[1, 1, 1, 0, y])/(6*y^3*(-1 + z)*(-1 + y + z)^2* (y + z)^4) + G[-y, z]*((Pi^2*(-5*y^4 + 16*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[0, 1, y])/(6*y^3*(y + z)^4) + (Pi^2*(11*y^4 - 16*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[1, 0, y])/ (6*y^3*(y + z)^4) + (Pi^2*(3*y^4 - 12*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[1, 1, y])/(6*y^3*(y + z)^4) + (((24*I)*Pi*(y - 2*z))/(y + z)^4 + (18*y^7 - 36*y^8 + 18*y^9 - 95*y^4*z + 238*y^5*z - 97*y^6*z - 162*y^7*z + 108*y^8*z + 18*y^9*z + 604*y^3*z^2 - 682*y^4*z^2 - 108*y^5*z^2 - 46*y^6*z^2 + 180*y^7*z^2 + 108*y^8*z^2 + 174*y^2*z^3 - 2696*y^3*z^3 + 3047*y^4*z^3 - 858*y^5*z^3 + 23*y^6*z^3 + 324*y^7*z^3 + 156*y*z^4 - 1044*y^2*z^4 + 4970*y^3*z^4 - 4040*y^4*z^4 + 638*y^5*z^4 + 480*y^6*z^4 + 33*z^5 - 694*y*z^5 + 2249*y^2*z^5 - 4490*y^3*z^5 + 1890*y^4*z^5 + 270*y^5*z^5 - 130*z^6 + 1160*y*z^6 - 2134*y^2*z^6 + 1780*y^3*z^6 - 84*y^4*z^6 + 193*z^7 - 874*y*z^7 + 827*y^2*z^7 - 168*y^3*z^7 - 128*z^8 + 264*y*z^8 - 72*y^2*z^8 + 32*z^9 - 12*y*z^9)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 0, y] + (((24*I)*Pi*(y - 2*z))/(y + z)^4 + (18*y^7 - 36*y^8 + 18*y^9 - 95*y^4*z + 238*y^5*z - 97*y^6*z - 162*y^7*z + 108*y^8*z + 18*y^9*z + 604*y^3*z^2 - 682*y^4*z^2 - 108*y^5*z^2 - 46*y^6*z^2 + 180*y^7*z^2 + 108*y^8*z^2 + 174*y^2*z^3 - 2696*y^3*z^3 + 3047*y^4*z^3 - 858*y^5*z^3 + 23*y^6*z^3 + 324*y^7*z^3 + 156*y*z^4 - 1044*y^2*z^4 + 4970*y^3*z^4 - 4040*y^4*z^4 + 638*y^5*z^4 + 480*y^6*z^4 + 33*z^5 - 694*y*z^5 + 2249*y^2*z^5 - 4490*y^3*z^5 + 1890*y^4*z^5 + 270*y^5*z^5 - 130*z^6 + 1160*y*z^6 - 2134*y^2*z^6 + 1780*y^3*z^6 - 84*y^4*z^6 + 193*z^7 - 874*y*z^7 + 827*y^2*z^7 - 168*y^3*z^7 - 128*z^8 + 264*y*z^8 - 72*y^2*z^8 + 32*z^9 - 12*y*z^9)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4))*G[1, 1, 0, y] + ((13*y^4 - 44*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[0, 0, 1, 0, y])/ (y^3*(y + z)^4) + ((-25*y^4 + 44*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[0, 1, 0, 0, y])/(y^3*(y + z)^4) + ((5*y^4 - 16*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[0, 1, 1, 0, y])/ (y^3*(y + z)^4) - (22*(y - 2*z)*G[1, 0, 1, 0, y])/(y + z)^4 + ((-25*y^4 + 44*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[1, 1, 0, 0, y])/ (y^3*(y + z)^4) + ((-3*y^4 + 12*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[1, 1, 1, 0, y])/(y^3*(y + z)^4)) + ((152*y^3 - 268*y^4 + 101*y^5 - 13*y^6 + 20*y^7 + 72*y^2*z - 884*y^3*z + 1071*y^4*z - 307*y^5*z + 46*y^6*z + 96*y*z^2 - 516*y^2*z^2 + 1983*y^3*z^2 - 1539*y^4*z^2 + 251*y^5*z^2 + 27*y^6*z^2 + 32*z^3 - 460*y*z^3 + 1205*y^2*z^3 - 2073*y^3*z^3 + 837*y^4*z^3 + 15*y^5*z^3 - 128*z^4 + 816*y*z^4 - 1204*y^2*z^4 + 933*y^3*z^4 - 81*y^4*z^4 + 192*z^5 - 648*y*z^5 + 497*y^2*z^5 - 111*y^3*z^5 - 128*z^6 + 208*y*z^6 - 54*y^2*z^6 + 32*z^7 - 12*y*z^7)*G[1, 1, 1, 0, z])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + ((-2*y^3 + 16*y^4 - 3*y^5 - 42*y^6 + 36*y^7 - 102*y^2*z + 188*y^3*z - 81*y^4*z - 114*y^5*z + 132*y^6*z - 96*y*z^2 + 600*y^2*z^2 - 621*y^3*z^2 + 30*y^4*z^2 + 165*y^5*z^2 + 18*y^6*z^2 - 32*z^3 + 448*y*z^3 - 1239*y^2*z^3 + 722*y^3*z^3 - 25*y^4*z^3 + 60*y^5*z^3 + 128*z^4 - 780*y*z^4 + 1140*y^2*z^4 - 383*y^3*z^4 + 96*y^4*z^4 - 192*z^5 + 612*y*z^5 - 453*y^2*z^5 + 96*y^3*z^5 + 128*z^6 - 196*y*z^6 + 54*y^2*z^6 - 32*z^7 + 12*y*z^7)*G[1, 1 - y, 1, 0, z])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (((-15*I)*Pi*(y - 2*z))/(y + z)^4 + (-18*y^7 + 36*y^8 - 18*y^9 + 12*y^4*z - 156*y^5*z + 205*y^6*z - 11*y^7*z - 32*y^8*z - 18*y^9*z - 252*y^3*z^2 + 444*y^4*z^2 + 376*y^5*z^2 - 802*y^6*z^2 + 348*y^7*z^2 - 108*y^8*z^2 - 174*y^2*z^3 + 1476*y^3*z^3 - 1650*y^4*z^3 - 782*y^5*z^3 + 1317*y^6*z^3 - 375*y^7*z^3 - 140*y*z^4 + 976*y^2*z^4 - 3082*y^3*z^4 + 1780*y^4*z^4 + 1082*y^5*z^4 - 624*y^6*z^4 - 32*z^5 + 624*y*z^5 - 1933*y^2*z^5 + 2853*y^3*z^5 - 606*y^4*z^5 - 396*y^5*z^5 + 128*z^6 - 1044*y*z^6 + 1706*y^2*z^6 - 1172*y^3*z^6 + 60*y^4*z^6 - 192*z^7 + 788*y*z^7 - 647*y^2*z^7 + 177*y^3*z^7 + 128*z^8 - 240*y*z^8 + 72*y^2*z^8 - 32*z^9 + 12*y*z^9)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 0, 1, 0, z] + (((-18*I)*Pi*(y - 2*z))/(y + z)^4 + (-8*y^4 - 134*y^5 + 267*y^6 - 129*y^7 + 4*y^8 - 140*y^3*z + 300*y^4*z + 468*y^5*z - 888*y^6*z + 260*y^7*z - 168*y^2*z^2 + 1034*y^3*z^2 - 1158*y^4*z^2 - 792*y^5*z^2 + 943*y^6*z^2 - 115*y^7*z^2 - 140*y*z^3 + 952*y^2*z^3 - 2496*y^3*z^3 + 1520*y^4*z^3 + 648*y^5*z^3 - 298*y^6*z^3 - 32*z^4 + 624*y*z^4 - 1917*y^2*z^4 + 2609*y^3*z^4 - 778*y^4*z^4 - 174*y^5*z^4 + 128*z^5 - 1044*y*z^5 + 1716*y^2*z^5 - 1180*y^3*z^5 + 128*y^4*z^5 - 192*z^6 + 788*y*z^6 - 649*y^2*z^6 + 173*y^3*z^6 + 128*z^7 - 240*y*z^7 + 66*y^2*z^7 - 32*z^8 + 12*y*z^8)/(12*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4))*G[1 - y, 1, 0, 0, z] + (((-6*I)*Pi*(y - 2*z))/(y + z)^4 + (87*y^4 - 240*y^5 + 214*y^6 - 56*y^7 + y^8 - 474*y^3*z + 588*y^4*z + 352*y^5*z - 562*y^6*z + 108*y^7*z - 204*y^2*z^2 + 2358*y^3*z^2 - 2556*y^4*z^2 - 20*y^5*z^2 + 456*y^6*z^2 - 48*y^7*z^2 - 140*y*z^3 + 1096*y^2*z^3 - 4444*y^3*z^3 + 3148*y^4*z^3 - 100*y^5*z^3 - 102*y^6*z^3 - 32*z^4 + 624*y*z^4 - 2137*y^2*z^4 + 3870*y^3*z^4 - 1446*y^4*z^4 + 12*y^5*z^4 + 128*z^5 - 1044*y*z^5 + 1868*y^2*z^5 - 1478*y^3*z^5 + 180*y^4*z^5 - 192*z^6 + 788*y*z^6 - 689*y^2*z^6 + 168*y^3*z^6 + 128*z^7 - 240*y*z^7 + 66*y^2*z^7 - 32*z^8 + 12*y*z^8)/(12*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4))*G[1 - y, 1, 1, 0, z] + (((6*I)*Pi*(y - 2*z))/(y + z)^4 + (18*y^7 - 36*y^8 + 18*y^9 + 87*y^4*z - 114*y^5*z + 38*y^6*z - 63*y^7*z + 34*y^8*z + 18*y^9*z + 18*y^3*z^2 - 336*y^4*z^2 + 284*y^5*z^2 + 110*y^6*z^2 - 190*y^7*z^2 + 108*y^8*z^2 + 168*y^2*z^3 - 384*y^3*z^3 + 612*y^4*z^3 + 104*y^5*z^3 - 642*y^6*z^3 + 299*y^7*z^3 + 128*y*z^4 - 880*y^2*z^4 + 1138*y^3*z^4 - 432*y^4*z^4 - 606*y^5*z^4 + 410*y^6*z^4 + 32*z^5 - 564*y*z^5 + 1675*y^2*z^5 - 1271*y^3*z^5 + 107*y^4*z^5 + 216*y^5*z^5 - 128*z^6 + 936*y*z^6 - 1448*y^2*z^6 + 644*y^3*z^6 - 76*y^4*z^6 + 192*z^7 - 704*y*z^7 + 551*y^2*z^7 - 145*y^3*z^7 - 128*z^8 + 216*y*z^8 - 66*y^2*z^8 + 32*z^9 - 12*y*z^9)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1 - y, 1, 0, z] + (((24*I)*Pi*(y - 2*z))/(y + z)^4 + (18*y^7 - 36*y^8 + 18*y^9 - 95*y^4*z + 238*y^5*z - 97*y^6*z - 162*y^7*z + 108*y^8*z + 18*y^9*z + 604*y^3*z^2 - 682*y^4*z^2 - 108*y^5*z^2 - 46*y^6*z^2 + 180*y^7*z^2 + 108*y^8*z^2 + 174*y^2*z^3 - 2696*y^3*z^3 + 3047*y^4*z^3 - 858*y^5*z^3 + 23*y^6*z^3 + 324*y^7*z^3 + 156*y*z^4 - 1044*y^2*z^4 + 4970*y^3*z^4 - 4040*y^4*z^4 + 638*y^5*z^4 + 480*y^6*z^4 + 33*z^5 - 694*y*z^5 + 2249*y^2*z^5 - 4490*y^3*z^5 + 1890*y^4*z^5 + 270*y^5*z^5 - 130*z^6 + 1160*y*z^6 - 2134*y^2*z^6 + 1780*y^3*z^6 - 84*y^4*z^6 + 193*z^7 - 874*y*z^7 + 827*y^2*z^7 - 168*y^3*z^7 - 128*z^8 + 264*y*z^8 - 72*y^2*z^8 + 32*z^9 - 12*y*z^9)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^4))*G[-y, 0, 1, 0, z] + (((24*I)*Pi*(y - 2*z))/(y + z)^4 + (18*y^7 - 36*y^8 + 18*y^9 - 95*y^4*z + 238*y^5*z - 97*y^6*z - 162*y^7*z + 108*y^8*z + 18*y^9*z + 604*y^3*z^2 - 682*y^4*z^2 - 108*y^5*z^2 - 46*y^6*z^2 + 180*y^7*z^2 + 108*y^8*z^2 + 174*y^2*z^3 - 2696*y^3*z^3 + 3047*y^4*z^3 - 858*y^5*z^3 + 23*y^6*z^3 + 324*y^7*z^3 + 156*y*z^4 - 1044*y^2*z^4 + 4970*y^3*z^4 - 4040*y^4*z^4 + 638*y^5*z^4 + 480*y^6*z^4 + 33*z^5 - 694*y*z^5 + 2249*y^2*z^5 - 4490*y^3*z^5 + 1890*y^4*z^5 + 270*y^5*z^5 - 130*z^6 + 1160*y*z^6 - 2134*y^2*z^6 + 1780*y^3*z^6 - 84*y^4*z^6 + 193*z^7 - 874*y*z^7 + 827*y^2*z^7 - 168*y^3*z^7 - 128*z^8 + 264*y*z^8 - 72*y^2*z^8 + 32*z^9 - 12*y*z^9)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^4))*G[-y, 1 - y, 1, 0, z] + ((-8*y^4 + 3*y^7 + 34*y^3*z + 24*y^4*z + 12*y^6*z + 18*y^2*z^2 - 102*y^3*z^2 - 24*y^4*z^2 + 18*y^5*z^2 + 12*y*z^3 - 54*y^2*z^3 + 102*y^3*z^3 + 20*y^4*z^3 + 3*z^4 - 36*y*z^4 + 54*y^2*z^4 - 31*y^3*z^4 - 9*z^5 + 36*y*z^5 - 18*y^2*z^5 + 9*z^6 - 12*y*z^6 - 3*z^7)*G[0, 0, 0, 1, 0, y])/(y^3*(-1 + z)^3*(y + z)^4) + (17*(y - 2*z)*G[0, 0, 0, 1, 0, z])/(y + z)^4 + ((7*y^4 - 3*y^7 - 8*y^3*z - 21*y^4*z - 12*y^6*z + 6*y^2*z^2 + 24*y^3*z^2 + 21*y^4*z^2 - 18*y^5*z^2 + 4*y*z^3 - 18*y^2*z^3 - 24*y^3*z^3 - 19*y^4*z^3 + z^4 - 12*y*z^4 + 18*y^2*z^4 + 5*y^3*z^4 - 3*z^5 + 12*y*z^5 - 6*y^2*z^5 + 3*z^6 - 4*y*z^6 - z^7)* G[0, 0, 1, 0, 0, y])/(y^3*(-1 + z)^3*(y + z)^4) + ((17*y^4 - 40*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[0, 0, 1, 0, 0, z])/ (y^3*(y + z)^4) + ((y^4 - 8*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[0, 0, 1, 1, 0, y])/(y^3*(y + z)^4) + ((y^4 - 8*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[0, 0, 1, 1, 0, z])/ (y^3*(y + z)^4) + (16*(y - 2*z)*G[0, 0, 1 - y, 1, 0, z])/(y + z)^4 + (17*(y - 2*z)*G[0, 1, 0, 0, 0, y])/(y + z)^4 + (17*(y - 2*z)*G[0, 1, 0, 0, 0, z])/(y + z)^4 - (10*(y - 2*z)*G[0, 1, 0, 1, 0, y])/(y + z)^4 + ((-4*y^4 + 2*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[0, 1, 0, 1, 0, z])/ (y^3*(y + z)^4) + ((-6*y^4 + 6*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[0, 1, 1, 0, 0, y])/(y^3*(y + z)^4) + ((y^4 - 8*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[0, 1, 1, 0, 0, z])/ (y^3*(y + z)^4) + G[0, 1, 1, 1, 0, y]/y^3 + ((3*y^4 - 12*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[0, 1, 1, 1, 0, z])/ (y^3*(y + z)^4) + ((2*y^4 + 2*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[0, 1, 1 - y, 1, 0, z])/(y^3*(y + z)^4) - (3*(5*y - y^4 - 10*z - 15*y*z - 4*y^3*z + 30*z^2 + 15*y*z^2 - 6*y^2*z^2 - 30*z^3 - 9*y*z^3 + 9*z^4)*G[0, 1 - y, 0, 1, 0, z])/ ((-1 + z)^3*(y + z)^4) + (17*(y - 2*z)*G[0, 1 - y, 1, 0, 0, z])/ (y + z)^4 + (4*(y - 2*z)*G[0, 1 - y, 1, 1, 0, z])/(y + z)^4 + ((6*y^4 - 3*y^7 - 6*y^3*z - 18*y^4*z - 12*y^6*z + 6*y^2*z^2 + 18*y^3*z^2 + 18*y^4*z^2 - 18*y^5*z^2 + 4*y*z^3 - 18*y^2*z^3 - 18*y^3*z^3 - 18*y^4*z^3 + z^4 - 12*y*z^4 + 18*y^2*z^4 + 3*y^3*z^4 - 3*z^5 + 12*y*z^5 - 6*y^2*z^5 + 3*z^6 - 4*y*z^6 - z^7)* G[0, 1 - y, 1 - y, 1, 0, z])/(y^3*(-1 + z)^3*(y + z)^4) + ((21*y^4 - 3*y^7 - 48*y^3*z - 63*y^4*z - 12*y^6*z - 6*y^2*z^2 + 144*y^3*z^2 + 63*y^4*z^2 - 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 - 144*y^3*z^3 - 33*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 + 45*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)* G[0, -y, 0, 1, 0, z])/(y^3*(-1 + z)^3*(y + z)^4) + ((21*y^4 - 3*y^7 - 48*y^3*z - 63*y^4*z - 12*y^6*z - 6*y^2*z^2 + 144*y^3*z^2 + 63*y^4*z^2 - 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 - 144*y^3*z^3 - 33*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 + 45*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)* G[0, -y, 1 - y, 1, 0, z])/(y^3*(-1 + z)^3*(y + z)^4) + ((-11*y^4 - 3*y^7 + 16*y^3*z + 33*y^4*z - 12*y^6*z - 6*y^2*z^2 - 48*y^3*z^2 - 33*y^4*z^2 - 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 + 48*y^3*z^3 - y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 - 19*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)* G[1, 0, 0, 1, 0, y])/(y^3*(-1 + z)^3*(y + z)^4) + ((-18*y^4 + 3*y^7 + 30*y^3*z + 54*y^4*z + 12*y^6*z - 6*y^2*z^2 - 90*y^3*z^2 - 54*y^4*z^2 + 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 + 90*y^3*z^3 + 30*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 - 27*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)* G[1, 0, 1, 0, 0, y])/(y^3*(-1 + z)^3*(y + z)^4) - (2*(5*y^4 - 4*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[1, 0, 1, 1, 0, y])/ (y^3*(y + z)^4) + G[1, 0, 1 - y, 1, 0, z]/y^3 + (17*(y - 2*z)*G[1, 1, 0, 0, 0, y])/(y + z)^4 - (2*(5*y^4 - 4*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[1, 1, 0, 1, 0, y])/ (y^3*(y + z)^4) + ((-5*y^4 + 4*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[1, 1, 1, 0, 0, y])/(y^3*(y + z)^4) + ((8*y^4 + 2*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[1, 1, 1, 1, 0, y])/ (y^3*(y + z)^4) + G[1, 1, 1 - y, 1, 0, z]/y^3 + G[1, 1 - y, 0, 1, 0, z]/y^3 + G[1, 1 - y, 1, 0, 0, z]/y^3 + G[1, 1 - y, 1, 1, 0, z]/y^3 - (2*G[1, 1 - y, 1 - y, 1, 0, z])/y^3 + (16*(y - 2*z)*G[1 - y, 0, 0, 1, 0, z])/(y + z)^4 + (17*(y - 2*z)*G[1 - y, 0, 1, 0, 0, z])/(y + z)^4 + (4*(y - 2*z)*G[1 - y, 0, 1, 1, 0, z])/(y + z)^4 + ((-7*y^4 + 8*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[1 - y, 0, 1 - y, 1, 0, z])/(y^3*(y + z)^4) + (17*(y - 2*z)*G[1 - y, 1, 0, 0, 0, z])/ (y + z)^4 - (3*(y - 2*z)*G[1 - y, 1, 0, 1, 0, z])/(y + z)^4 + (2*(y - 2*z)*G[1 - y, 1, 1, 0, 0, z])/(y + z)^4 + (4*(y - 2*z)*G[1 - y, 1, 1, 1, 0, z])/(y + z)^4 + ((-3*y^7 + 6*y^3*z - 12*y^6*z + 6*y^2*z^2 - 18*y^3*z^2 - 18*y^5*z^2 + 4*y*z^3 - 18*y^2*z^3 + 18*y^3*z^3 - 12*y^4*z^3 + z^4 - 12*y*z^4 + 18*y^2*z^4 - 9*y^3*z^4 - 3*z^5 + 12*y*z^5 - 6*y^2*z^5 + 3*z^6 - 4*y*z^6 - z^7)*G[1 - y, 1, 1 - y, 1, 0, z])/ (y^3*(-1 + z)^3*(y + z)^4) + ((6*y^4 - 3*y^7 - 6*y^3*z - 18*y^4*z - 12*y^6*z + 6*y^2*z^2 + 18*y^3*z^2 + 18*y^4*z^2 - 18*y^5*z^2 + 4*y*z^3 - 18*y^2*z^3 - 18*y^3*z^3 - 18*y^4*z^3 + z^4 - 12*y*z^4 + 18*y^2*z^4 + 3*y^3*z^4 - 3*z^5 + 12*y*z^5 - 6*y^2*z^5 + 3*z^6 - 4*y*z^6 - z^7)* G[1 - y, 1 - y, 0, 1, 0, z])/(y^3*(-1 + z)^3*(y + z)^4) + ((-7*y^4 + 8*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[1 - y, 1 - y, 1, 0, 0, z])/(y^3*(y + z)^4) + ((-3*y^4 - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[1 - y, 1 - y, 1, 1, 0, z])/(y^3*(y + z)^4) + ((-4*y^4 + 3*y^7 - 4*y^3*z + 12*y^4*z + 12*y^6*z - 12*y^2*z^2 + 12*y^3*z^2 - 12*y^4*z^2 + 18*y^5*z^2 - 8*y*z^3 + 36*y^2*z^3 - 12*y^3*z^3 + 16*y^4*z^3 - 2*z^4 + 24*y*z^4 - 36*y^2*z^4 + 7*y^3*z^4 + 6*z^5 - 24*y*z^5 + 12*y^2*z^5 - 6*z^6 + 8*y*z^6 + 2*z^7)* G[1 - y, 1 - y, 1 - y, 1, 0, z])/(y^3*(-1 + z)^3*(y + z)^4) + (3*(2*y - y^4 - 4*z - 6*y*z - 4*y^3*z + 12*z^2 + 6*y*z^2 - 6*y^2*z^2 - 12*z^3 - 6*y*z^3 + 3*z^4)*G[1 - y, -y, 0, 1, 0, z])/ ((-1 + z)^3*(y + z)^4) + (3*(2*y - y^4 - 4*z - 6*y*z - 4*y^3*z + 12*z^2 + 6*y*z^2 - 6*y^2*z^2 - 12*z^3 - 6*y*z^3 + 3*z^4)* G[1 - y, -y, 1 - y, 1, 0, z])/((-1 + z)^3*(y + z)^4) + ((-23*y^4 + 52*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[-y, 0, 0, 1, 0, z])/ (y^3*(y + z)^4) + ((-23*y^4 + 52*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[-y, 0, 1, 0, 0, z])/(y^3*(y + z)^4) + ((-11*y^4 + 28*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[-y, 0, 1, 1, 0, z])/ (y^3*(y + z)^4) + ((-21*y^4 + 48*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[-y, 0, 1 - y, 1, 0, z])/(y^3*(y + z)^4) + ((-21*y^4 + 48*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[-y, 1 - y, 0, 1, 0, z])/(y^3*(y + z)^4) + ((-23*y^4 + 52*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[-y, 1 - y, 1, 0, 0, z])/(y^3*(y + z)^4) + ((-11*y^4 + 28*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[-y, 1 - y, 1, 1, 0, z])/(y^3*(y + z)^4) + (8*(y - 2*z)*G[-y, 1 - y, 1 - y, 1, 0, z])/(y + z)^4 + (2*(19*y^4 - 44*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[-y, -y, 0, 1, 0, z])/(y^3*(y + z)^4) + (2*(19*y^4 - 44*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[-y, -y, 1 - y, 1, 0, z])/(y^3*(y + z)^4) + (((-1/6*I)*Pi*(-72*y^2 + 165*y^3 - 86*y^4 + 7*y^5 + 144*y*z + 207*y^2*z - 516*y^3*z + 179*y^4*z - 333*y*z^2 - 312*y^2*z^2 + 516*y^3*z^2 - 72*y^4*z^2 + 57*z^3 + 220*y*z^3 + 256*y^2*z^3 - 144*y^3*z^3 - 114*z^4 - 31*y*z^4 - 72*y^2*z^4 + 57*z^5))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (-300*y^3 + 689*y^4 + 116*y^5 - 265*y^6 - 804*y^2*z + 3087*y^3*z - 1411*y^4*z - 1253*y^5*z + 603*y^6*z - 360*y*z^2 + 4677*y^2*z^2 - 6201*y^3*z^2 - 1026*y^4*z^2 + 2305*y^5*z^2 - 284*y^6*z^2 - 252*z^3 + 2111*y*z^3 - 8191*y^2*z^3 + 2486*y^3*z^3 + 3532*y^4*z^3 - 1006*y^5*z^3 + 1020*z^4 - 3877*y*z^4 + 4441*y^2*z^4 + 2640*y^3*z^4 - 1622*y^4*z^4 - 1548*z^5 + 2565*y*z^5 + 931*y^2*z^5 - 1658*y^3*z^5 + 1044*z^6 - 143*y*z^6 - 1054*y^2*z^6 - 264*z^7 - 296*y*z^7)/ (72*y^2*(-1 + z)^3*(-1 + y + z)^2*(y + z)^3))*Zeta[3] + G[1, 1, z]*((Pi^2*(-152*y^3 + 268*y^4 - 101*y^5 + 13*y^6 - 20*y^7 - 72*y^2*z + 884*y^3*z - 1071*y^4*z + 307*y^5*z - 46*y^6*z - 96*y*z^2 + 516*y^2*z^2 - 1983*y^3*z^2 + 1539*y^4*z^2 - 251*y^5*z^2 - 27*y^6*z^2 - 32*z^3 + 460*y*z^3 - 1205*y^2*z^3 + 2073*y^3*z^3 - 837*y^4*z^3 - 15*y^5*z^3 + 128*z^4 - 816*y*z^4 + 1204*y^2*z^4 - 933*y^3*z^4 + 81*y^4*z^4 - 192*z^5 + 648*y*z^5 - 497*y^2*z^5 + 111*y^3*z^5 + 128*z^6 - 208*y*z^6 + 54*y^2*z^6 - 32*z^7 + 12*y*z^7))/(72*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) - G[0, 1, 0, y]/y^3 + G[1, 1, 0, y]/y^3 - Zeta[3]/y^3) + G[1, 0, z]*(((-1/36*I)*Pi*(-2268*y + 3564*y^2 - 761*y^3 - 303*y^4 - 232*y^5 + 108*z + 10260*y*z - 12111*y^2*z + 1483*y^3*z + 284*y^4*z + 6*y^5*z - 432*z^2 - 17727*y*z^2 + 14367*y^2*z^2 - 257*y^3*z^2 - 659*y^4*z^2 + 751*z^3 + 14325*y*z^3 - 5767*y^2*z^3 - 1143*y^3*z^3 - 632*z^4 - 4795*y*z^4 - 279*y^2*z^4 + 199*z^5 + 205*y*z^5 + 6*z^6))/(y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (8733*y^2 - 14232*y^3 + 3347*y^4 - 807*y^5 + 2959*y^6 + 795*y*z - 42936*y^2*z + 49359*y^3*z - 12877*y^4*z + 4993*y^5*z - 456*y^6*z - 1620*z^2 - 3306*y*z^2 + 79695*y^2*z^2 - 66351*y^3*z^2 + 8096*y^4*z^2 + 3323*y^5*z^2 + 6444*z^3 + 5117*y*z^3 - 70851*y^2*z^3 + 28018*y^3*z^3 + 8943*y^4*z^3 - 9612*z^4 - 3880*y*z^4 + 25198*y^2*z^4 + 5709*y^3*z^4 + 6372*z^5 + 1658*y*z^5 + 161*y^2*z^5 - 1584*z^6 - 384*y*z^6)/(432*y^2*(-1 + z)^2* (-1 + y + z)^2*(y + z)^3) + (Pi^2*(-3304*y^3 + 5312*y^4 - 1315*y^5 - 441*y^6 - 214*y^7 + 456*y^2*z + 14896*y^3*z - 18609*y^4*z + 2639*y^5*z + 656*y^6*z - 192*y*z^2 - 1440*y^2*z^2 - 26289*y^3*z^2 + 22683*y^4*z^2 - 727*y^5*z^2 - 857*y^6*z^2 - 64*z^3 + 896*y*z^3 + 1493*y^2*z^3 + 22141*y^3*z^3 - 9753*y^4*z^3 - 1239*y^5*z^3 + 256*z^4 - 1560*y*z^4 - 382*y^2*z^4 - 8063*y^3*z^4 + 153*y^4*z^4 - 384*z^5 + 1224*y*z^5 - 235*y^2*z^5 + 619*y^3*z^5 + 256*z^6 - 392*y*z^6 + 108*y^2*z^6 - 64*z^7 + 24*y*z^7))/ (144*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) - G[0, 1, 0, y]/y^3 - G[1, 0, 0, y]/y^3 + (2*G[1, 1, 0, y])/y^3 - Zeta[3]/y^3) + G[0, 0, y]*(((I/12)*Pi*(324*y - 259*y^2 + 2*y^3 - 626*y*z + 263*y^2*z - 43*z^2 + 304*y*z^2 + 43*z^3))/(y*(-1 + z)*(-1 + y + z)*(y + z)^2) + (2052*y - 1831*y^2 + 77*y^3 + 216*z - 4418*y*z + 1985*y^2*z - 751*z^2 + 2443*y*z^2 + 535*z^3)/(36*y*(-1 + z)*(-1 + y + z)* (y + z)^2) + (Pi^2*(-72*y^2 + 114*y^3 - 58*y^4 + y^5 + 144*y*z + 54*y^2*z - 330*y^3*z + 117*y^4*z - 486*y*z^2 + 78*y^2*z^2 + 315*y^3*z^2 - 56*y^4*z^2 + 6*z^3 + 554*y*z^3 - 35*y^2*z^3 - 96*y^3*z^3 - 12*z^4 - 228*y*z^4 - 24*y^2*z^4 + 6*z^5 + 16*y*z^5))/ (72*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + ((-114*y^3 + 194*y^4 - 82*y^5 + 2*y^6 + 198*y^2*z + 168*y^3*z - 526*y^4*z + 163*y^5*z - 18*y*z^2 - 606*y^2*z^2 - 24*y^3*z^2 + 455*y^4*z^2 - 75*y^5*z^2 - 6*z^3 + 86*y*z^3 + 644*y^2*z^3 - 19*y^3*z^3 - 117*y^4*z^3 + 18*z^4 - 118*y*z^4 - 269*y^2*z^4 - 9*y^3*z^4 - 18*z^5 + 50*y*z^5 + 33*y^2*z^5 + 6*z^6)*G[0, 0, z])/ (6*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + ((-12 + 38*y - 47*y^2 + 36*y^3 + 36*z - 76*y*z + 34*y^2*z - 36*z^2 + 38*y*z^2 + 13*y^2*z^2 + 12*z^3)*G[1, 0, z])/(12*y^2*(-1 + z)^2* (-1 + y + z)^2) + (((18*I)*Pi*(y - 2*z))/(y + z)^4 + (18*y^6 - 36*y^7 + 18*y^8 + 24*y^3*z + 102*y^4*z - 188*y^5*z + 9*y^6*z + 35*y^7*z + 18*y^8*z - 12*y^2*z^2 - 36*y^3*z^2 - 500*y^4*z^2 + 772*y^5*z^2 - 338*y^6*z^2 + 108*y^7*z^2 - 120*y*z^3 + 210*y^2*z^3 - 144*y^3*z^3 + 1252*y^4*z^3 - 1314*y^5*z^3 + 379*y^6*z^3 - 12*z^4 + 552*y*z^4 - 650*y^2*z^4 + 588*y^3*z^4 - 1458*y^4*z^4 + 652*y^5*z^4 + 60*z^5 - 980*y*z^5 + 763*y^2*z^5 - 581*y^3*z^5 + 492*y^4*z^5 - 108*z^6 + 784*y*z^6 - 294*y^2*z^6 + 112*y^3*z^6 + 84*z^7 - 236*y*z^7 - 17*y^2*z^7 - 24*z^8)/(12*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 0, z] + ((14*y^4 - 3*y^7 - 22*y^3*z - 42*y^4*z - 12*y^6*z + 6*y^2*z^2 + 66*y^3*z^2 + 42*y^4*z^2 - 18*y^5*z^2 + 4*y*z^3 - 18*y^2*z^3 - 66*y^3*z^3 - 26*y^4*z^3 + z^4 - 12*y*z^4 + 18*y^2*z^4 + 19*y^3*z^4 - 3*z^5 + 12*y*z^5 - 6*y^2*z^5 + 3*z^6 - 4*y*z^6 - z^7)*G[0, 1 - y, 0, z])/(y^3*(-1 + z)^3*(y + z)^4) + G[1, 0, 0, z]/y^3 + G[1, 1, 0, z]/y^3 - G[1, 1 - y, 0, z]/y^3 + ((-19*y^4 + 32*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[1 - y, 0, 0, z])/ (y^3*(y + z)^4) + ((1 - 3*y^3 - 3*z + 3*z^2 - z^3)*G[1 - y, 1, 0, z])/ (y^3*(-1 + z)^3) + ((-7*y^4 + 3*y^7 + 8*y^3*z + 21*y^4*z + 12*y^6*z - 6*y^2*z^2 - 24*y^3*z^2 - 21*y^4*z^2 + 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 + 24*y^3*z^3 + 19*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 - 5*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)*G[1 - y, 1 - y, 0, z])/(y^3*(-1 + z)^3*(y + z)^4) + ((25*y^4 - 44*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[-y, 1 - y, 0, z])/ (y^3*(y + z)^4) + (6*Zeta[3])/(-1 + z)^3) + G[1, 1, y]*((Pi^2*(28*y^4 - 23*y^5 - 12*y^6 + 7*y^7 - 224*y^3*z + 376*y^4*z - 173*y^5*z + 19*y^6*z + 2*y^7*z + 93*y^2*z^2 + 501*y^3*z^2 - 692*y^4*z^2 + 166*y^5*z^2 + 29*y^6*z^2 + 58*y*z^3 - 347*y^2*z^3 - 261*y^3*z^3 + 220*y^4*z^3 + 84*y^5*z^3 + 16*z^4 - 194*y*z^4 + 442*y^2*z^4 - 75*y^3*z^4 + 104*y^4*z^4 - 48*z^5 + 220*y*z^5 - 215*y^2*z^5 + 68*y^3*z^5 + 48*z^6 - 90*y*z^6 + 27*y^2*z^6 - 16*z^7 + 6*y*z^7))/(36*y^3*(-1 + z)*(-1 + y + z)^2* (y + z)^4) + (7*(y - 2*z)*Zeta[3])/(y + z)^4) + G[1 - y, 1 - y, z]*(((-I)*Pi^3*(y - 2*z))/(y + z)^4 + (Pi^2*(-18*y^7 + 36*y^8 - 18*y^9 - 87*y^4*z + 114*y^5*z - 38*y^6*z + 63*y^7*z - 34*y^8*z - 18*y^9*z - 18*y^3*z^2 + 336*y^4*z^2 - 284*y^5*z^2 - 110*y^6*z^2 + 190*y^7*z^2 - 108*y^8*z^2 - 168*y^2*z^3 + 384*y^3*z^3 - 612*y^4*z^3 - 104*y^5*z^3 + 642*y^6*z^3 - 299*y^7*z^3 - 128*y*z^4 + 880*y^2*z^4 - 1138*y^3*z^4 + 432*y^4*z^4 + 606*y^5*z^4 - 410*y^6*z^4 - 32*z^5 + 564*y*z^5 - 1675*y^2*z^5 + 1271*y^3*z^5 - 107*y^4*z^5 - 216*y^5*z^5 + 128*z^6 - 936*y*z^6 + 1448*y^2*z^6 - 644*y^3*z^6 + 76*y^4*z^6 - 192*z^7 + 704*y*z^7 - 551*y^2*z^7 + 145*y^3*z^7 + 128*z^8 - 216*y*z^8 + 66*y^2*z^8 - 32*z^9 + 12*y*z^9))/ (72*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4) + ((7*y^4 - 3*y^7 - 2*y^3*z - 21*y^4*z - 12*y^6*z + 12*y^2*z^2 + 6*y^3*z^2 + 21*y^4*z^2 - 18*y^5*z^2 + 8*y*z^3 - 36*y^2*z^3 - 6*y^3*z^3 - 19*y^4*z^3 + 2*z^4 - 24*y*z^4 + 36*y^2*z^4 - y^3*z^4 - 6*z^5 + 24*y*z^5 - 12*y^2*z^5 + 6*z^6 - 8*y*z^6 - 2*z^7)* G[0, 1, 0, y])/(y^3*(-1 + z)^3*(y + z)^4) + ((7*y^4 - 3*y^7 - 8*y^3*z - 21*y^4*z - 12*y^6*z + 6*y^2*z^2 + 24*y^3*z^2 + 21*y^4*z^2 - 18*y^5*z^2 + 4*y*z^3 - 18*y^2*z^3 - 24*y^3*z^3 - 19*y^4*z^3 + z^4 - 12*y*z^4 + 18*y^2*z^4 + 5*y^3*z^4 - 3*z^5 + 12*y*z^5 - 6*y^2*z^5 + 3*z^6 - 4*y*z^6 - z^7)* G[1, 0, 0, y])/(y^3*(-1 + z)^3*(y + z)^4) + (3*G[1, 1, 0, y])/y^3 + ((-4*y + 3*y^4 + 8*z + 12*y*z + 12*y^3*z - 24*z^2 - 12*y*z^2 + 18*y^2*z^2 + 24*z^3 + 16*y*z^3 - 5*z^4)*Zeta[3])/ ((-1 + z)^3*(y + z)^4)) + G[0, 1, y]* (((-1/2*I)*Pi^3*(y - 2*z))/(y + z)^4 + (Pi^2*(74*y^4 - 256*y^5 + 221*y^6 - 33*y^7 + 170*y^3*z - 584*y^4*z + 728*y^5*z - 305*y^6*z + 21*y^7*z + 222*y^2*z^2 - 970*y^3*z^2 + 1155*y^4*z^2 - 562*y^5*z^2 + 36*y^6*z^2 + 144*y*z^3 - 1086*y^2*z^3 + 1746*y^3*z^3 - 753*y^4*z^3 + 18*y^5*z^3 + 33*z^4 - 526*y*z^4 + 1636*y^2*z^4 - 1075*y^3*z^4 + 60*y^4*z^4 - 97*z^5 + 634*y*z^5 - 844*y^2*z^5 + 117*y^3*z^5 + 96*z^6 - 264*y*z^6 + 72*y^2*z^6 - 32*z^7 + 12*y*z^7))/(72*y^3*(-1 + z)*(-1 + y + z)^2* (y + z)^4) + ((13*y^4 - 38*y^3*z - 12*y^2*z^2 - 8*y*z^3 - 2*z^4)* Zeta[3])/(y^3*(y + z)^4)) + G[-y, 1 - y, z]* (((-4*I)*Pi^3*(y - 2*z))/(y + z)^4 + (Pi^2*(-18*y^7 + 36*y^8 - 18*y^9 + 95*y^4*z - 238*y^5*z + 97*y^6*z + 162*y^7*z - 108*y^8*z - 18*y^9*z - 604*y^3*z^2 + 682*y^4*z^2 + 108*y^5*z^2 + 46*y^6*z^2 - 180*y^7*z^2 - 108*y^8*z^2 - 174*y^2*z^3 + 2696*y^3*z^3 - 3047*y^4*z^3 + 858*y^5*z^3 - 23*y^6*z^3 - 324*y^7*z^3 - 156*y*z^4 + 1044*y^2*z^4 - 4970*y^3*z^4 + 4040*y^4*z^4 - 638*y^5*z^4 - 480*y^6*z^4 - 33*z^5 + 694*y*z^5 - 2249*y^2*z^5 + 4490*y^3*z^5 - 1890*y^4*z^5 - 270*y^5*z^5 + 130*z^6 - 1160*y*z^6 + 2134*y^2*z^6 - 1780*y^3*z^6 + 84*y^4*z^6 - 193*z^7 + 874*y*z^7 - 827*y^2*z^7 + 168*y^3*z^7 + 128*z^8 - 264*y*z^8 + 72*y^2*z^8 - 32*z^9 + 12*y*z^9))/ (72*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4) - (22*(y - 2*z)*G[0, 1, 0, y])/(y + z)^4 + ((-25*y^4 + 44*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[1, 0, 0, y])/ (y^3*(y + z)^4) + ((-3*y^4 + 12*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[1, 1, 0, y])/(y^3*(y + z)^4) + (2*(11*y^4 - 28*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*Zeta[3])/ (y^3*(y + z)^4)) + G[0, 1, z]*((I*Pi^3*(y - 2*z))/(y + z)^4 + (Pi^2*(-59*y^3 + 112*y^4 - 28*y^5 - 8*y^6 + 7*y^7 + 394*y^2*z - 468*y^3*z + 68*y^4*z + 24*y^5*z + 30*y^6*z - 1486*y^2*z^2 + 1824*y^3*z^2 - 520*y^4*z^2 + 22*y^5*z^2 + 6*y^6*z^2 + 12*z^3 - 24*y*z^3 + 2236*y^2*z^3 - 2040*y^3*z^3 + 332*y^4*z^3 + 24*y^5*z^3 - 48*z^4 + 115*y*z^4 - 1598*y^2*z^4 + 726*y^3*z^4 + 36*y^4*z^4 + 72*z^5 - 158*y*z^5 + 448*y^2*z^5 + 24*y^3*z^5 - 48*z^6 + 67*y*z^6 + 6*y^2*z^6 + 12*z^7))/(72*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-2*y^4 - 2*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[0, 1, 0, y])/ (y^3*(y + z)^4) + ((2*y^4 + 2*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[1, 1, 0, y])/(y^3*(y + z)^4) + ((4*y^4 - 2*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*Zeta[3])/ (y^3*(y + z)^4)) + G[1 - y, 0, z]*((((3*I)/2)*Pi^3*(y - 2*z))/ (y + z)^4 + (Pi^2*(107*y^4 - 136*y^5 - 24*y^6 + 55*y^7 - 2*y^8 - 94*y^3*z - 192*y^4*z + 192*y^5*z + 196*y^6*z - 102*y^7*z + 162*y^2*z^2 + 58*y^3*z^2 + 120*y^4*z^2 + 114*y^5*z^2 - 268*y^6*z^2 + 39*y^7*z^2 + 128*y*z^3 - 856*y^2*z^3 + 552*y^3*z^3 - 172*y^4*z^3 - 172*y^5*z^3 + 84*y^6*z^3 + 32*z^4 - 564*y*z^4 + 1659*y^2*z^4 - 1027*y^3*z^4 + 279*y^4*z^4 - 6*y^5*z^4 - 128*z^5 + 936*y*z^5 - 1458*y^2*z^5 + 652*y^3*z^5 - 144*y^4*z^5 + 192*z^6 - 704*y*z^6 + 553*y^2*z^6 - 141*y^3*z^6 - 128*z^7 + 216*y*z^7 - 60*y^2*z^7 + 32*z^8 - 12*y*z^8))/(72*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) - (17*(y - 2*z)*G[0, 0, 0, y])/(y + z)^4 + ((15*y^4 - 24*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[0, 1, 0, y])/ (y^3*(y + z)^4) + ((12*y^4 - 18*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[1, 0, 0, y])/(y^3*(y + z)^4) - (2*(2*y^4 + 2*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[1, 1, 0, y])/ (y^3*(y + z)^4) + ((-14*y^4 + 34*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* Zeta[3])/(y^3*(y + z)^4)) + G[1, 0, y]* ((((3*I)/2)*Pi^3*(y - 2*z))/(y + z)^4 - ((I/36)*Pi*(-2268*y + 5400*y^2 - 3809*y^3 + 671*y^4 + 6*y^5 + 108*z + 4752*y*z - 9159*y^2*z + 4952*y^3*z - 659*y^4*z - 648*z^2 - 2247*y*z^2 + 4026*y^2*z^2 - 1143*y^3*z^2 + 727*z^3 - 448*y*z^3 - 279*y^2*z^3 - 193*z^4 + 205*y*z^4 + 6*z^5))/ (y*(-1 + z)*(-1 + y + z)^2*(y + z)^3) + (8733*y^2 - 19998*y^3 + 15380*y^4 - 3191*y^5 - 924*y^6 + 795*y*z - 20295*y^2*z + 39732*y^3*z - 21083*y^4*z + 1343*y^5*z - 1620*z^2 + 2943*y*z^2 + 15033*y^2*z^2 - 21075*y^3*z^2 + 5703*y^4*z^2 + 3240*z^3 - 4621*y*z^3 - 1808*y^2*z^3 + 3189*y^3*z^3 - 1620*z^4 + 1375*y*z^4 - 739*y^2*z^4 - 492*y*z^5)/(432*y^2*(-1 + z)* (-1 + y + z)^2*(y + z)^3) + (Pi^2*(3438*y^3 - 8028*y^4 + 5445*y^5 - 847*y^6 - 2*y^7 + 2124*y^2*z - 16632*y^3*z + 25908*y^4*z - 13102*y^5*z + 1702*y^6*z - 804*y*z^2 - 4296*y^2*z^2 + 25734*y^3*z^2 - 29286*y^4*z^2 + 9921*y^5*z^2 - 863*y^6*z^2 - 24*z^3 + 3360*y*z^3 - 36*y^2*z^3 - 15184*y^3*z^3 + 13048*y^4*z^3 - 2276*y^5*z^3 + 120*z^4 - 4989*y*z^4 + 4793*y^2*z^4 + 2566*y^3*z^4 - 1650*y^4*z^4 - 216*z^5 + 3114*y*z^5 - 2898*y^2*z^5 + 76*y^3*z^5 + 168*z^6 - 681*y*z^6 + 313*y^2*z^6 - 48*z^7))/(144*y^2*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + ((2*y^3 - 16*y^4 + 3*y^5 + 42*y^6 - 36*y^7 + 102*y^2*z - 188*y^3*z + 81*y^4*z + 114*y^5*z - 132*y^6*z + 96*y*z^2 - 600*y^2*z^2 + 621*y^3*z^2 - 30*y^4*z^2 - 165*y^5*z^2 - 18*y^6*z^2 + 32*z^3 - 448*y*z^3 + 1239*y^2*z^3 - 722*y^3*z^3 + 25*y^4*z^3 - 60*y^5*z^3 - 128*z^4 + 780*y*z^4 - 1140*y^2*z^4 + 383*y^3*z^4 - 96*y^4*z^4 + 192*z^5 - 612*y*z^5 + 453*y^2*z^5 - 96*y^3*z^5 - 128*z^6 + 196*y*z^6 - 54*y^2*z^6 + 32*z^7 - 12*y*z^7)* G[1, 0, z])/(12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + ((-2*y^3 + 16*y^4 - 3*y^5 - 42*y^6 + 36*y^7 - 102*y^2*z + 188*y^3*z - 81*y^4*z - 114*y^5*z + 132*y^6*z - 96*y*z^2 + 600*y^2*z^2 - 621*y^3*z^2 + 30*y^4*z^2 + 165*y^5*z^2 + 18*y^6*z^2 - 32*z^3 + 448*y*z^3 - 1239*y^2*z^3 + 722*y^3*z^3 - 25*y^4*z^3 + 60*y^5*z^3 + 128*z^4 - 780*y*z^4 + 1140*y^2*z^4 - 383*y^3*z^4 + 96*y^4*z^4 - 192*z^5 + 612*y*z^5 - 453*y^2*z^5 + 96*y^3*z^5 + 128*z^6 - 196*y*z^6 + 54*y^2*z^6 - 32*z^7 + 12*y*z^7)*G[1, 1 - y, z])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (((-9*I)*Pi*(y - 2*z))/(y + z)^4 + (-107*y^4 + 136*y^5 + 24*y^6 - 55*y^7 + 2*y^8 + 94*y^3*z + 192*y^4*z - 192*y^5*z - 196*y^6*z + 102*y^7*z - 162*y^2*z^2 - 58*y^3*z^2 - 120*y^4*z^2 - 114*y^5*z^2 + 268*y^6*z^2 - 39*y^7*z^2 - 128*y*z^3 + 856*y^2*z^3 - 552*y^3*z^3 + 172*y^4*z^3 + 172*y^5*z^3 - 84*y^6*z^3 - 32*z^4 + 564*y*z^4 - 1659*y^2*z^4 + 1027*y^3*z^4 - 279*y^4*z^4 + 6*y^5*z^4 + 128*z^5 - 936*y*z^5 + 1458*y^2*z^5 - 652*y^3*z^5 + 144*y^4*z^5 - 192*z^6 + 704*y*z^6 - 553*y^2*z^6 + 141*y^3*z^6 + 128*z^7 - 216*y*z^7 + 60*y^2*z^7 - 32*z^8 + 12*y*z^8)/(12*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4))*G[1 - y, 0, z] + (((6*I)*Pi*(y - 2*z))/(y + z)^4 + (18*y^7 - 36*y^8 + 18*y^9 + 87*y^4*z - 114*y^5*z + 38*y^6*z - 63*y^7*z + 34*y^8*z + 18*y^9*z + 18*y^3*z^2 - 336*y^4*z^2 + 284*y^5*z^2 + 110*y^6*z^2 - 190*y^7*z^2 + 108*y^8*z^2 + 168*y^2*z^3 - 384*y^3*z^3 + 612*y^4*z^3 + 104*y^5*z^3 - 642*y^6*z^3 + 299*y^7*z^3 + 128*y*z^4 - 880*y^2*z^4 + 1138*y^3*z^4 - 432*y^4*z^4 - 606*y^5*z^4 + 410*y^6*z^4 + 32*z^5 - 564*y*z^5 + 1675*y^2*z^5 - 1271*y^3*z^5 + 107*y^4*z^5 + 216*y^5*z^5 - 128*z^6 + 936*y*z^6 - 1448*y^2*z^6 + 644*y^3*z^6 - 76*y^4*z^6 + 192*z^7 - 704*y*z^7 + 551*y^2*z^7 - 145*y^3*z^7 - 128*z^8 + 216*y*z^8 - 66*y^2*z^8 + 32*z^9 - 12*y*z^9)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1 - y, z] + (((-24*I)*Pi*(y - 2*z))/(y + z)^4 + (-18*y^7 + 36*y^8 - 18*y^9 + 95*y^4*z - 238*y^5*z + 97*y^6*z + 162*y^7*z - 108*y^8*z - 18*y^9*z - 604*y^3*z^2 + 682*y^4*z^2 + 108*y^5*z^2 + 46*y^6*z^2 - 180*y^7*z^2 - 108*y^8*z^2 - 174*y^2*z^3 + 2696*y^3*z^3 - 3047*y^4*z^3 + 858*y^5*z^3 - 23*y^6*z^3 - 324*y^7*z^3 - 156*y*z^4 + 1044*y^2*z^4 - 4970*y^3*z^4 + 4040*y^4*z^4 - 638*y^5*z^4 - 480*y^6*z^4 - 33*z^5 + 694*y*z^5 - 2249*y^2*z^5 + 4490*y^3*z^5 - 1890*y^4*z^5 - 270*y^5*z^5 + 130*z^6 - 1160*y*z^6 + 2134*y^2*z^6 - 1780*y^3*z^6 + 84*y^4*z^6 - 193*z^7 + 874*y*z^7 - 827*y^2*z^7 + 168*y^3*z^7 + 128*z^8 - 264*y*z^8 + 72*y^2*z^8 - 32*z^9 + 12*y*z^9)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4))*G[-y, 0, z] + (((24*I)*Pi*(y - 2*z))/(y + z)^4 + (18*y^7 - 36*y^8 + 18*y^9 - 95*y^4*z + 238*y^5*z - 97*y^6*z - 162*y^7*z + 108*y^8*z + 18*y^9*z + 604*y^3*z^2 - 682*y^4*z^2 - 108*y^5*z^2 - 46*y^6*z^2 + 180*y^7*z^2 + 108*y^8*z^2 + 174*y^2*z^3 - 2696*y^3*z^3 + 3047*y^4*z^3 - 858*y^5*z^3 + 23*y^6*z^3 + 324*y^7*z^3 + 156*y*z^4 - 1044*y^2*z^4 + 4970*y^3*z^4 - 4040*y^4*z^4 + 638*y^5*z^4 + 480*y^6*z^4 + 33*z^5 - 694*y*z^5 + 2249*y^2*z^5 - 4490*y^3*z^5 + 1890*y^4*z^5 + 270*y^5*z^5 - 130*z^6 + 1160*y*z^6 - 2134*y^2*z^6 + 1780*y^3*z^6 - 84*y^4*z^6 + 193*z^7 - 874*y*z^7 + 827*y^2*z^7 - 168*y^3*z^7 - 128*z^8 + 264*y*z^8 - 72*y^2*z^8 + 32*z^9 - 12*y*z^9)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4))* G[-y, 1 - y, z] - (17*(y - 2*z)*G[0, 0, 0, z])/(y + z)^4 + (16*(y - 2*z)*G[0, 0, 1 - y, z])/(y + z)^4 + ((-2*y^4 - 2*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[0, 1, 0, z])/ (y^3*(y + z)^4) + ((2*y^4 + 2*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[0, 1, 1 - y, z])/(y^3*(y + z)^4) + ((8*y^4 - 10*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[0, 1 - y, 0, z])/ (y^3*(y + z)^4) + ((6*y^4 - 3*y^7 - 6*y^3*z - 18*y^4*z - 12*y^6*z + 6*y^2*z^2 + 18*y^3*z^2 + 18*y^4*z^2 - 18*y^5*z^2 + 4*y*z^3 - 18*y^2*z^3 - 18*y^3*z^3 - 18*y^4*z^3 + z^4 - 12*y*z^4 + 18*y^2*z^4 + 3*y^3*z^4 - 3*z^5 + 12*y*z^5 - 6*y^2*z^5 + 3*z^6 - 4*y*z^6 - z^7)*G[0, 1 - y, 1 - y, z])/(y^3*(-1 + z)^3*(y + z)^4) + ((-21*y^4 + 3*y^7 + 48*y^3*z + 63*y^4*z + 12*y^6*z + 6*y^2*z^2 - 144*y^3*z^2 - 63*y^4*z^2 + 18*y^5*z^2 + 4*y*z^3 - 18*y^2*z^3 + 144*y^3*z^3 + 33*y^4*z^3 + z^4 - 12*y*z^4 + 18*y^2*z^4 - 45*y^3*z^4 - 3*z^5 + 12*y*z^5 - 6*y^2*z^5 + 3*z^6 - 4*y*z^6 - z^7)* G[0, -y, 0, z])/(y^3*(-1 + z)^3*(y + z)^4) + ((21*y^4 - 3*y^7 - 48*y^3*z - 63*y^4*z - 12*y^6*z - 6*y^2*z^2 + 144*y^3*z^2 + 63*y^4*z^2 - 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 - 144*y^3*z^3 - 33*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 + 45*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)* G[0, -y, 1 - y, z])/(y^3*(-1 + z)^3*(y + z)^4) - G[1, 0, 0, z]/y^3 + G[1, 0, 1 - y, z]/y^3 - G[1, 1, 0, z]/y^3 + G[1, 1, 1 - y, z]/y^3 + (2*G[1, 1 - y, 0, z])/y^3 - (2*G[1, 1 - y, 1 - y, z])/y^3 + ((7*y^4 - 8*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[1 - y, 0, 0, z])/ (y^3*(y + z)^4) + ((-7*y^4 + 8*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[1 - y, 0, 1 - y, z])/(y^3*(y + z)^4) + ((3*y^7 - 6*y^3*z + 12*y^6*z - 6*y^2*z^2 + 18*y^3*z^2 + 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 - 18*y^3*z^3 + 12*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 + 9*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)*G[1 - y, 1, 0, z])/(y^3*(-1 + z)^3*(y + z)^4) + ((-3*y^7 + 6*y^3*z - 12*y^6*z + 6*y^2*z^2 - 18*y^3*z^2 - 18*y^5*z^2 + 4*y*z^3 - 18*y^2*z^3 + 18*y^3*z^3 - 12*y^4*z^3 + z^4 - 12*y*z^4 + 18*y^2*z^4 - 9*y^3*z^4 - 3*z^5 + 12*y*z^5 - 6*y^2*z^5 + 3*z^6 - 4*y*z^6 - z^7)*G[1 - y, 1, 1 - y, z])/(y^3*(-1 + z)^3*(y + z)^4) + ((-5*y^4 - 2*y^3*z - 12*y^2*z^2 - 8*y*z^3 - 2*z^4)* G[1 - y, 1 - y, 0, z])/(y^3*(y + z)^4) + ((-4*y^4 + 3*y^7 - 4*y^3*z + 12*y^4*z + 12*y^6*z - 12*y^2*z^2 + 12*y^3*z^2 - 12*y^4*z^2 + 18*y^5*z^2 - 8*y*z^3 + 36*y^2*z^3 - 12*y^3*z^3 + 16*y^4*z^3 - 2*z^4 + 24*y*z^4 - 36*y^2*z^4 + 7*y^3*z^4 + 6*z^5 - 24*y*z^5 + 12*y^2*z^5 - 6*z^6 + 8*y*z^6 + 2*z^7)*G[1 - y, 1 - y, 1 - y, z])/(y^3*(-1 + z)^3*(y + z)^4) - (3*(2*y - y^4 - 4*z - 6*y*z - 4*y^3*z + 12*z^2 + 6*y*z^2 - 6*y^2*z^2 - 12*z^3 - 6*y*z^3 + 3*z^4)*G[1 - y, -y, 0, z])/ ((-1 + z)^3*(y + z)^4) + (3*(2*y - y^4 - 4*z - 6*y*z - 4*y^3*z + 12*z^2 + 6*y*z^2 - 6*y^2*z^2 - 12*z^3 - 6*y*z^3 + 3*z^4)* G[1 - y, -y, 1 - y, z])/((-1 + z)^3*(y + z)^4) + ((23*y^4 - 52*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[-y, 0, 0, z])/ (y^3*(y + z)^4) + ((-21*y^4 + 48*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[-y, 0, 1 - y, z])/(y^3*(y + z)^4) - (10*(y - 2*z)*G[-y, 1 - y, 0, z])/(y + z)^4 + (8*(y - 2*z)*G[-y, 1 - y, 1 - y, z])/(y + z)^4 - (2*(19*y^4 - 44*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[-y, -y, 0, z])/ (y^3*(y + z)^4) + (2*(19*y^4 - 44*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[-y, -y, 1 - y, z])/(y^3*(y + z)^4) + ((16*y^4 - 6*y^7 - 26*y^3*z - 48*y^4*z - 24*y^6*z + 6*y^2*z^2 + 78*y^3*z^2 + 48*y^4*z^2 - 36*y^5*z^2 + 4*y*z^3 - 18*y^2*z^3 - 78*y^3*z^3 - 40*y^4*z^3 + z^4 - 12*y*z^4 + 18*y^2*z^4 + 20*y^3*z^4 - 3*z^5 + 12*y*z^5 - 6*y^2*z^5 + 3*z^6 - 4*y*z^6 - z^7)* Zeta[3])/(y^3*(-1 + z)^3*(y + z)^4)) + G[1 - y, 1, z]*((I*Pi^3*(y - 2*z))/(y + z)^4 + (Pi^2*(-87*y^4 + 240*y^5 - 214*y^6 + 56*y^7 - y^8 + 474*y^3*z - 588*y^4*z - 352*y^5*z + 562*y^6*z - 108*y^7*z + 204*y^2*z^2 - 2358*y^3*z^2 + 2556*y^4*z^2 + 20*y^5*z^2 - 456*y^6*z^2 + 48*y^7*z^2 + 140*y*z^3 - 1096*y^2*z^3 + 4444*y^3*z^3 - 3148*y^4*z^3 + 100*y^5*z^3 + 102*y^6*z^3 + 32*z^4 - 624*y*z^4 + 2137*y^2*z^4 - 3870*y^3*z^4 + 1446*y^4*z^4 - 12*y^5*z^4 - 128*z^5 + 1044*y*z^5 - 1868*y^2*z^5 + 1478*y^3*z^5 - 180*y^4*z^5 + 192*z^6 - 788*y*z^6 + 689*y^2*z^6 - 168*y^3*z^6 - 128*z^7 + 240*y*z^7 - 66*y^2*z^7 + 32*z^8 - 12*y*z^8))/(72*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((3*y^7 - 6*y^3*z + 12*y^6*z - 6*y^2*z^2 + 18*y^3*z^2 + 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 - 18*y^3*z^3 + 12*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 + 9*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)*G[0, 1, 0, y])/(y^3*(-1 + z)^3*(y + z)^4) + ((-3*y^7 + 6*y^3*z - 12*y^6*z + 6*y^2*z^2 - 18*y^3*z^2 - 18*y^5*z^2 + 4*y*z^3 - 18*y^2*z^3 + 18*y^3*z^3 - 12*y^4*z^3 + z^4 - 12*y*z^4 + 18*y^2*z^4 - 9*y^3*z^4 - 3*z^5 + 12*y*z^5 - 6*y^2*z^5 + 3*z^6 - 4*y*z^6 - z^7)*G[1, 1, 0, y])/(y^3*(-1 + z)^3*(y + z)^4) + ((-4*y^4 + 3*y^7 + 2*y^3*z + 12*y^4*z + 12*y^6*z - 6*y^2*z^2 - 6*y^3*z^2 - 12*y^4*z^2 + 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 + 6*y^3*z^3 + 16*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 + y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)*Zeta[3])/ (y^3*(-1 + z)^3*(y + z)^4)) + G[0, 1 - y, z]* ((((5*I)/2)*Pi^3*(y - 2*z))/(y + z)^4 + (Pi^2*(-41*y^4 + 226*y^5 - 300*y^6 + 119*y^7 - 4*y^8 + 232*y^3*z - 298*y^4*z - 608*y^5*z + 908*y^6*z - 240*y^7*z + 186*y^2*z^2 - 1436*y^3*z^2 + 1505*y^4*z^2 + 712*y^5*z^2 - 884*y^6*z^2 + 105*y^7*z^2 + 144*y*z^3 - 1020*y^2*z^3 + 3168*y^3*z^3 - 2100*y^4*z^3 - 436*y^5*z^3 + 252*y^6*z^3 + 33*z^4 - 634*y*z^4 + 2016*y^2*z^4 - 3149*y^3*z^4 + 1134*y^4*z^4 + 90*y^5*z^4 - 130*z^5 + 1052*y*z^5 - 1788*y^2*z^5 + 1392*y^3*z^5 - 204*y^4*z^5 + 193*z^6 - 790*y*z^6 + 678*y^2*z^6 - 207*y^3*z^6 - 128*z^7 + 240*y*z^7 - 72*y^2*z^7 + 32*z^8 - 12*y*z^8))/(72*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + (((-15*I)*Pi*(y - 2*z))/(y + z)^4 + (41*y^4 - 226*y^5 + 300*y^6 - 119*y^7 + 4*y^8 - 232*y^3*z + 298*y^4*z + 608*y^5*z - 908*y^6*z + 240*y^7*z - 186*y^2*z^2 + 1436*y^3*z^2 - 1505*y^4*z^2 - 712*y^5*z^2 + 884*y^6*z^2 - 105*y^7*z^2 - 144*y*z^3 + 1020*y^2*z^3 - 3168*y^3*z^3 + 2100*y^4*z^3 + 436*y^5*z^3 - 252*y^6*z^3 - 33*z^4 + 634*y*z^4 - 2016*y^2*z^4 + 3149*y^3*z^4 - 1134*y^4*z^4 - 90*y^5*z^4 + 130*z^5 - 1052*y*z^5 + 1788*y^2*z^5 - 1392*y^3*z^5 + 204*y^4*z^5 - 193*z^6 + 790*y*z^6 - 678*y^2*z^6 + 207*y^3*z^6 + 128*z^7 - 240*y*z^7 + 72*y^2*z^7 - 32*z^8 + 12*y*z^8)/(12*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4))*G[1, 0, y] + ((-12*y^4 + 3*y^7 + 18*y^3*z + 36*y^4*z + 12*y^6*z - 6*y^2*z^2 - 54*y^3*z^2 - 36*y^4*z^2 + 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 + 54*y^3*z^3 + 24*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 - 15*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)* G[0, 1, 0, y])/(y^3*(-1 + z)^3*(y + z)^4) + ((-14*y^4 + 3*y^7 + 22*y^3*z + 42*y^4*z + 12*y^6*z - 6*y^2*z^2 - 66*y^3*z^2 - 42*y^4*z^2 + 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 + 66*y^3*z^3 + 26*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 - 19*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)* G[1, 0, 0, y])/(y^3*(-1 + z)^3*(y + z)^4) + ((y^4 - 14*y^3*z - 12*y^2*z^2 - 8*y*z^3 - 2*z^4)*G[1, 1, 0, y])/ (y^3*(y + z)^4) + ((11*y^4 - 3*y^7 - 28*y^3*z - 33*y^4*z - 12*y^6*z - 6*y^2*z^2 + 84*y^3*z^2 + 33*y^4*z^2 - 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 - 84*y^3*z^3 - 23*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 + 25*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)*Zeta[3])/(y^3*(-1 + z)^3*(y + z)^4)) + G[1, z]*(-1/360*Pi^4/y^3 - ((I/18)*Pi^3*(-45*y + 72*y^2 - 15*y^3 - y^4 - 4*y^5 + 9*z + 198*y*z - 243*y^2*z + 45*y^3*z - 2*y^4*z - 36*z^2 - 333*y*z^2 + 303*y^2*z^2 - 33*y^3*z^2 - 9*y^4*z^2 + 57*z^3 + 269*y*z^3 - 145*y^2*z^3 - 9*y^3*z^3 - 42*z^4 - 98*y*z^4 + 9*y^2*z^4 + 12*z^5 + 9*y*z^5))/(y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3) + (Pi^2*(65*y^2 + 20*y^3 - 153*y^4 - 101*y^5 + 89*y^6 + 155*y*z - 142*y^2*z - 521*y^3*z - 15*y^4*z + 361*y^5*z + 24*z^2 - 368*y*z^2 - 427*y^2*z^2 + 627*y^3*z^2 + 432*y^4*z^2 + 7*y^5*z^2 - 8*z^3 + 19*y*z^3 + 869*y^2*z^3 - 6*y^3*z^3 + 3*y^4*z^3 - 120*z^4 + 430*y*z^4 - 322*y^2*z^4 - 31*y^3*z^4 + 168*z^5 - 220*y*z^5 - 43*y^2*z^5 - 64*z^6 - 16*y*z^6))/(144*y^2*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3) - (Pi^2*G[0, 1, y])/(3*y^3) - (Pi^2*G[1, 0, y])/(6*y^3) + (Pi^2*G[1, 1, y])/(2*y^3) + ((2*y^3 - 16*y^4 + 3*y^5 + 42*y^6 - 36*y^7 + 102*y^2*z - 188*y^3*z + 81*y^4*z + 114*y^5*z - 132*y^6*z + 96*y*z^2 - 600*y^2*z^2 + 621*y^3*z^2 - 30*y^4*z^2 - 165*y^5*z^2 - 18*y^6*z^2 + 32*z^3 - 448*y*z^3 + 1239*y^2*z^3 - 722*y^3*z^3 + 25*y^4*z^3 - 60*y^5*z^3 - 128*z^4 + 780*y*z^4 - 1140*y^2*z^4 + 383*y^3*z^4 - 96*y^4*z^4 + 192*z^5 - 612*y*z^5 + 453*y^2*z^5 - 96*y^3*z^5 - 128*z^6 + 196*y*z^6 - 54*y^2*z^6 + 32*z^7 - 12*y*z^7)* G[0, 1, 0, y])/(12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + ((-2*y^3 + 16*y^4 - 3*y^5 - 42*y^6 + 36*y^7 - 102*y^2*z + 188*y^3*z - 81*y^4*z - 114*y^5*z + 132*y^6*z - 96*y*z^2 + 600*y^2*z^2 - 621*y^3*z^2 + 30*y^4*z^2 + 165*y^5*z^2 + 18*y^6*z^2 - 32*z^3 + 448*y*z^3 - 1239*y^2*z^3 + 722*y^3*z^3 - 25*y^4*z^3 + 60*y^5*z^3 + 128*z^4 - 780*y*z^4 + 1140*y^2*z^4 - 383*y^3*z^4 + 96*y^4*z^4 - 192*z^5 + 612*y*z^5 - 453*y^2*z^5 + 96*y^3*z^5 + 128*z^6 - 196*y*z^6 + 54*y^2*z^6 - 32*z^7 + 12*y*z^7)*G[1, 1, 0, y])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) - G[0, 0, 1, 0, y]/y^3 - G[0, 1, 0, 0, y]/y^3 + (2*G[0, 1, 1, 0, y])/y^3 + (2*G[1, 0, 1, 0, y])/y^3 + G[1, 1, 0, 0, y]/y^3 - (3*G[1, 1, 1, 0, y])/y^3 + ((58*y^3 - 56*y^4 - 52*y^5 + 80*y^6 - 31*y^7 - 114*y^2*z - 4*y^3*z - 36*y^4*z + 326*y^5*z - 203*y^6*z - 96*y*z^2 + 720*y^2*z^2 - 600*y^3*z^2 + 474*y^4*z^2 - 439*y^5*z^2 + 30*y^6*z^2 - 32*z^3 + 472*y*z^3 - 1600*y^2*z^3 + 1114*y^3*z^3 - 497*y^4*z^3 + 72*y^5*z^3 + 128*z^4 - 852*y*z^4 + 1550*y^2*z^4 - 652*y^3*z^4 + 84*y^4*z^4 - 192*z^5 + 684*y*z^5 - 610*y^2*z^5 + 84*y^3*z^5 + 128*z^6 - 220*y*z^6 + 54*y^2*z^6 - 32*z^7 + 12*y*z^7)* Zeta[3])/(12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3)) + G[1 - y, z]*(((I/72)*Pi^3*(-144*y^3 + 261*y^4 - 119*y^5 + 2*y^6 + 612*y^3*z - 854*y^4*z + 242*y^5*z + 72*z^2 - 54*y^2*z^2 - 1074*y^3*z^2 + 921*y^4*z^2 - 115*y^5*z^2 - 288*z^3 - 36*y*z^3 + 64*y^2*z^3 + 872*y^3*z^3 - 316*y^4*z^3 + 441*z^4 + 97*y*z^4 + 20*y^2*z^4 - 258*y^3*z^4 - 306*z^5 - 90*y*z^5 - 28*y^2*z^5 + 81*z^6 + 29*y*z^6))/(y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^4*(-599*y^4 + 72*y^7 + 1192*y^3*z + 1797*y^4*z + 288*y^6*z - 6*y^2*z^2 - 3576*y^3*z^2 - 1797*y^4*z^2 + 432*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 + 3576*y^3*z^3 + 887*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 - 1120*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7))/(360*y^3*(-1 + z)^3*(y + z)^4) + (Pi^2*(1801*y^3 - 5099*y^4 + 4300*y^5 - 1036*y^6 + 34*y^7 - 1244*y^2*z - 5616*y^3*z + 16960*y^4*z - 11916*y^5*z + 1768*y^6*z + 228*y^7*z + 852*y*z^2 + 2909*y^2*z^2 + 8631*y^3*z^2 - 22439*y^4*z^2 + 9376*y^5*z^2 + 316*y^6*z^2 + 198*z^3 - 5022*y*z^3 + 888*y^2*z^3 - 9530*y^3*z^3 + 11890*y^4*z^3 - 188*y^5*z^3 - 1050*z^4 + 10578*y*z^4 - 5987*y^2*z^4 + 4900*y^3*z^4 - 264*y^4*z^4 + 1962*z^5 - 9582*y*z^5 + 3454*y^2*z^5 + 76*y^3*z^5 - 1566*z^6 + 3258*y*z^6 - 20*y^2*z^6 + 456*z^7 - 84*y*z^7))/ (432*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-y + 2*z)*G[0, 0, y])/(y + z)^4 + (Pi^2*(5*y^4 - 4*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[0, 1, y])/ (3*y^3*(y + z)^4) + ((Pi^2*(-50*y^4 + 106*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4))/(6*y^3*(y + z)^4) - ((I/12)*Pi*(-144*y^3 + 261*y^4 - 119*y^5 + 2*y^6 + 612*y^3*z - 854*y^4*z + 242*y^5*z + 72*z^2 - 54*y^2*z^2 - 1074*y^3*z^2 + 921*y^4*z^2 - 115*y^5*z^2 - 288*z^3 - 36*y*z^3 + 64*y^2*z^3 + 872*y^3*z^3 - 316*y^4*z^3 + 441*z^4 + 97*y*z^4 + 20*y^2*z^4 - 258*y^3*z^4 - 306*z^5 - 90*y*z^5 - 28*y^2*z^5 + 81*z^6 + 29*y*z^6))/(y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-1801*y^3 + 5099*y^4 - 4300*y^5 + 1036*y^6 - 34*y^7 + 1244*y^2*z + 5616*y^3*z - 16960*y^4*z + 11916*y^5*z - 1768*y^6*z - 228*y^7*z - 852*y*z^2 - 2909*y^2*z^2 - 8631*y^3*z^2 + 22439*y^4*z^2 - 9376*y^5*z^2 - 316*y^6*z^2 - 198*z^3 + 5022*y*z^3 - 888*y^2*z^3 + 9530*y^3*z^3 - 11890*y^4*z^3 + 188*y^5*z^3 + 1050*z^4 - 10578*y*z^4 + 5987*y^2*z^4 - 4900*y^3*z^4 + 264*y^4*z^4 - 1962*z^5 + 9582*y*z^5 - 3454*y^2*z^5 - 76*y^3*z^5 + 1566*z^6 - 3258*y*z^6 + 20*y^2*z^6 - 456*z^7 + 84*y*z^7)/(72*y^2*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4))*G[1, 0, y] + (Pi^2*(-8*y^4 - 2*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[1, 1, y])/ (6*y^3*(y + z)^4) + (((-15*I)*Pi*(y - 2*z))/(y + z)^4 + (-18*y^7 + 36*y^8 - 18*y^9 - 12*y^4*z - 114*y^5*z + 182*y^6*z - y^7*z - 34*y^8*z - 18*y^9*z - 240*y^3*z^2 + 480*y^4*z^2 + 284*y^5*z^2 - 722*y^6*z^2 + 318*y^7*z^2 - 108*y^8*z^2 - 126*y^2*z^3 + 1266*y^3*z^3 - 1512*y^4*z^3 - 688*y^5*z^3 + 1206*y^6*z^3 - 363*y^7*z^3 - 128*y*z^4 + 712*y^2*z^4 - 2466*y^3*z^4 + 1496*y^4*z^4 + 982*y^5*z^4 - 582*y^6*z^4 - 32*z^5 + 564*y*z^5 - 1416*y^2*z^5 + 2189*y^3*z^5 - 486*y^4*z^5 - 348*y^5*z^5 + 128*z^6 - 936*y*z^6 + 1266*y^2*z^6 - 914*y^3*z^6 + 72*y^4*z^6 - 192*z^7 + 704*y*z^7 - 502*y^2*z^7 + 165*y^3*z^7 + 128*z^8 - 216*y*z^8 + 66*y^2*z^8 - 32*z^9 + 12*y*z^9)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, y] + (((-18*I)*Pi*(y - 2*z))/(y + z)^4 + (-18*y^6 + 36*y^7 - 18*y^8 - 24*y^3*z - 102*y^4*z + 188*y^5*z - 9*y^6*z - 35*y^7*z - 18*y^8*z + 12*y^2*z^2 + 36*y^3*z^2 + 500*y^4*z^2 - 772*y^5*z^2 + 338*y^6*z^2 - 108*y^7*z^2 + 120*y*z^3 - 210*y^2*z^3 + 144*y^3*z^3 - 1252*y^4*z^3 + 1314*y^5*z^3 - 379*y^6*z^3 + 12*z^4 - 552*y*z^4 + 650*y^2*z^4 - 588*y^3*z^4 + 1458*y^4*z^4 - 652*y^5*z^4 - 60*z^5 + 980*y*z^5 - 763*y^2*z^5 + 581*y^3*z^5 - 492*y^4*z^5 + 108*z^6 - 784*y*z^6 + 294*y^2*z^6 - 112*y^3*z^6 - 84*z^7 + 236*y*z^7 + 17*y^2*z^7 + 24*z^8)/(12*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^4))*G[1, 0, 0, y] + ((-206*y^4 + 406*y^5 - 219*y^6 + 19*y^7 + 328*y^3*z - 122*y^4*z - 446*y^5*z + 277*y^6*z - 37*y^7*z - 156*y^2*z^2 - 822*y^3*z^2 + 796*y^4*z^2 + 118*y^5*z^2 - 130*y^6*z^2 - 116*y*z^3 + 604*y^2*z^3 + 570*y^3*z^3 - 380*y^4*z^3 - 186*y^5*z^3 - 32*z^4 + 388*y*z^4 - 797*y^2*z^4 + 15*y^3*z^4 - 160*y^4*z^4 + 96*z^5 - 440*y*z^5 + 403*y^2*z^5 - 109*y^3*z^5 - 96*z^6 + 180*y*z^6 - 54*y^2*z^6 + 32*z^7 - 12*y*z^7)*G[1, 1, 0, y])/(12*y^3*(-1 + z)*(-1 + y + z)^2* (y + z)^4) + ((-11*y^4 - 3*y^7 + 16*y^3*z + 33*y^4*z - 12*y^6*z - 6*y^2*z^2 - 48*y^3*z^2 - 33*y^4*z^2 - 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 + 48*y^3*z^3 - y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 - 19*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)* G[0, 0, 1, 0, y])/(y^3*(-1 + z)^3*(y + z)^4) + ((-18*y^4 + 3*y^7 + 30*y^3*z + 54*y^4*z + 12*y^6*z - 6*y^2*z^2 - 90*y^3*z^2 - 54*y^4*z^2 + 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 + 90*y^3*z^3 + 30*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 - 27*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)* G[0, 1, 0, 0, y])/(y^3*(-1 + z)^3*(y + z)^4) - (2*(5*y^4 - 4*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[0, 1, 1, 0, y])/ (y^3*(y + z)^4) + (17*(y - 2*z)*G[1, 0, 0, 0, y])/(y + z)^4 - (2*(5*y^4 - 4*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[1, 0, 1, 0, y])/ (y^3*(y + z)^4) + ((-5*y^4 + 4*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[1, 1, 0, 0, y])/(y^3*(y + z)^4) + ((8*y^4 + 2*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[1, 1, 1, 0, y])/ (y^3*(y + z)^4) + (((12*I)*Pi*(y - 2*z))/(y + z)^4 + (18*y^7 - 36*y^8 + 18*y^9 - 206*y^4*z + 532*y^5*z - 395*y^6*z + 12*y^7*z + 33*y^8*z + 18*y^9*z + 820*y^3*z^2 - 840*y^4*z^2 - 920*y^5*z^2 + 1168*y^6*z^2 - 354*y^7*z^2 + 108*y^8*z^2 + 216*y^2*z^3 - 3892*y^3*z^3 + 4086*y^4*z^3 + 688*y^5*z^3 - 1505*y^6*z^3 + 384*y^7*z^3 + 152*y*z^4 - 1216*y^2*z^4 + 6974*y^3*z^4 - 4756*y^4*z^4 - 810*y^5*z^4 + 642*y^6*z^4 + 32*z^5 - 684*y*z^5 + 2411*y^2*z^5 - 5696*y^3*z^5 + 1773*y^4*z^5 + 390*y^5*z^5 - 128*z^6 + 1152*y*z^6 - 2116*y^2*z^6 + 1998*y^3*z^6 - 96*y^4*z^6 + 192*z^7 - 872*y*z^7 + 783*y^2*z^7 - 204*y^3*z^7 - 128*z^8 + 264*y*z^8 - 78*y^2*z^8 + 32*z^9 - 12*y*z^9)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4))*Zeta[3]) + G[1, y]*(((I/72)*Pi^3*(-180*y^2 + 288*y^3 - 99*y^4 - 11*y^5 + 2*y^6 - 144*y*z + 936*y^2*z - 1044*y^3*z + 226*y^4*z + 26*y^5*z + 108*z^2 + 360*y*z^2 - 1926*y^2*z^2 + 1374*y^3*z^2 - 159*y^4*z^2 - 7*y^5*z^2 - 432*z^3 - 468*y*z^3 + 1936*y^2*z^3 - 784*y^3*z^3 + 44*y^4*z^3 + 585*z^4 + 493*y*z^4 - 952*y^2*z^4 + 174*y^3*z^4 - 306*z^5 - 306*y*z^5 + 188*y^2*z^5 + 45*z^6 + 65*y*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^4*(-599*y^4 + 72*y^7 + 1192*y^3*z + 1797*y^4*z + 288*y^6*z - 6*y^2*z^2 - 3576*y^3*z^2 - 1797*y^4*z^2 + 432*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 + 3576*y^3*z^3 + 887*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 - 1120*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7))/(360*y^3*(-1 + z)^3*(y + z)^4) + (Pi^2*(1606*y^3 - 4661*y^4 + 3832*y^5 - 931*y^6 + 154*y^7 - 1904*y^2*z - 3606*y^3*z + 14230*y^4*z - 10578*y^5*z + 1918*y^6*z + 108*y^7*z + 315*y*z^2 + 6035*y^2*z^2 + 2595*y^3*z^2 - 17729*y^4*z^2 + 8344*y^5*z^2 + 61*y^6*z^2 + 126*z^3 - 3246*y*z^3 - 4896*y^2*z^3 - 2378*y^3*z^3 + 8668*y^4*z^3 - 26*y^5*z^3 - 828*z^4 + 8340*y*z^4 - 1106*y^2*z^4 + 1279*y^3*z^4 + 540*y^4*z^4 + 1734*z^5 - 8298*y*z^5 + 1720*y^2*z^5 + 766*y^3*z^5 - 1488*z^6 + 2985*y*z^6 + 151*y^2*z^6 + 456*z^7 - 96*y*z^7))/(432*y^2*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + (Pi^2*(2*y^3 - 16*y^4 + 3*y^5 + 42*y^6 - 36*y^7 + 102*y^2*z - 188*y^3*z + 81*y^4*z + 114*y^5*z - 132*y^6*z + 96*y*z^2 - 600*y^2*z^2 + 621*y^3*z^2 - 30*y^4*z^2 - 165*y^5*z^2 - 18*y^6*z^2 + 32*z^3 - 448*y*z^3 + 1239*y^2*z^3 - 722*y^3*z^3 + 25*y^4*z^3 - 60*y^5*z^3 - 128*z^4 + 780*y*z^4 - 1140*y^2*z^4 + 383*y^3*z^4 - 96*y^4*z^4 + 192*z^5 - 612*y*z^5 + 453*y^2*z^5 - 96*y^3*z^5 - 128*z^6 + 196*y*z^6 - 54*y^2*z^6 + 32*z^7 - 12*y*z^7)* G[1, z])/(72*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(-7*y^4 + 8*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[0, 0, z])/ (6*y^3*(y + z)^4) + (Pi^2*(-2*y^4 - 2*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[0, 1, z])/(6*y^3*(y + z)^4) + (Pi^2*(-y^4 + 14*y^3*z + 12*y^2*z^2 + 8*y*z^3 + 2*z^4)*G[0, 1 - y, z])/ (6*y^3*(y + z)^4) + (Pi^2*(-21*y^4 + 3*y^7 + 48*y^3*z + 63*y^4*z + 12*y^6*z + 6*y^2*z^2 - 144*y^3*z^2 - 63*y^4*z^2 + 18*y^5*z^2 + 4*y*z^3 - 18*y^2*z^3 + 144*y^3*z^3 + 33*y^4*z^3 + z^4 - 12*y*z^4 + 18*y^2*z^4 - 45*y^3*z^4 - 3*z^5 + 12*y*z^5 - 6*y^2*z^5 + 3*z^6 - 4*y*z^6 - z^7)*G[0, -y, z])/(6*y^3*(-1 + z)^3*(y + z)^4) - (Pi^2*G[1, 0, z])/(3*y^3) - (Pi^2*G[1, 1, z])/(6*y^3) + (Pi^2*G[1, 1 - y, z])/(2*y^3) + (Pi^2*(2*y^4 + 2*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[1 - y, 0, z])/ (3*y^3*(y + z)^4) + (Pi^2*(3*y^7 - 6*y^3*z + 12*y^6*z - 6*y^2*z^2 + 18*y^3*z^2 + 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 - 18*y^3*z^3 + 12*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 + 9*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)*G[1 - y, 1, z])/ (6*y^3*(-1 + z)^3*(y + z)^4) - (Pi^2*G[1 - y, 1 - y, z])/(2*y^3) + (Pi^2*(-2*y + y^4 + 4*z + 6*y*z + 4*y^3*z - 12*z^2 - 6*y*z^2 + 6*y^2*z^2 + 12*z^3 + 6*y*z^3 - 3*z^4)*G[1 - y, -y, z])/ (2*(-1 + z)^3*(y + z)^4) + (5*Pi^2*(y - 2*z)*G[-y, 0, z])/ (3*(y + z)^4) + (Pi^2*(3*y^4 - 12*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[-y, 1 - y, z])/(6*y^3*(y + z)^4) + (Pi^2*(-19*y^4 + 44*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[-y, -y, z])/ (3*y^3*(y + z)^4) + (((12*I)*Pi*(y - 2*z))/(y + z)^4 + (-298*y^4 + 752*y^5 - 613*y^6 + 156*y^7 - 3*y^8 + 740*y^3*z - 352*y^4*z - 1728*y^5*z + 1640*y^6*z - 318*y^7*z + 222*y^2*z^2 - 3672*y^3*z^2 + 3248*y^4*z^2 + 1464*y^5*z^2 - 1435*y^6*z^2 + 150*y^7*z^2 + 144*y*z^3 - 1248*y^2*z^3 + 6820*y^3*z^3 - 4392*y^4*z^3 - 728*y^5*z^3 + 390*y^6*z^3 + 30*z^4 - 664*y*z^4 + 2473*y^2*z^4 - 5800*y^3*z^4 + 1959*y^4*z^4 + 228*y^5*z^4 - 124*z^5 + 1136*y*z^5 - 2168*y^2*z^5 + 2134*y^3*z^5 - 168*y^4*z^5 + 190*z^6 - 868*y*z^6 + 799*y^2*z^6 - 222*y^3*z^6 - 128*z^7 + 264*y*z^7 - 78*y^2*z^7 + 32*z^8 - 12*y*z^8)/(12*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4))*Zeta[3] + G[1 - y, z]* ((Pi^2*(206*y^4 - 406*y^5 + 219*y^6 - 19*y^7 - 328*y^3*z + 122*y^4*z + 446*y^5*z - 277*y^6*z + 37*y^7*z + 156*y^2*z^2 + 822*y^3*z^2 - 796*y^4*z^2 - 118*y^5*z^2 + 130*y^6*z^2 + 116*y*z^3 - 604*y^2*z^3 - 570*y^3*z^3 + 380*y^4*z^3 + 186*y^5*z^3 + 32*z^4 - 388*y*z^4 + 797*y^2*z^4 - 15*y^3*z^4 + 160*y^4*z^4 - 96*z^5 + 440*y*z^5 - 403*y^2*z^5 + 109*y^3*z^5 + 96*z^6 - 180*y*z^6 + 54*y^2*z^6 - 32*z^7 + 12*y*z^7))/ (72*y^3*(-1 + z)*(-1 + y + z)^2*(y + z)^4) + (7*(y - 2*z)*Zeta[3])/ (y + z)^4) + G[-y, z]*(((-4*I)*Pi^3*(y - 2*z))/(y + z)^4 + (Pi^2*(-18*y^7 + 36*y^8 - 18*y^9 + 95*y^4*z - 238*y^5*z + 97*y^6*z + 162*y^7*z - 108*y^8*z - 18*y^9*z - 604*y^3*z^2 + 682*y^4*z^2 + 108*y^5*z^2 + 46*y^6*z^2 - 180*y^7*z^2 - 108*y^8*z^2 - 174*y^2*z^3 + 2696*y^3*z^3 - 3047*y^4*z^3 + 858*y^5*z^3 - 23*y^6*z^3 - 324*y^7*z^3 - 156*y*z^4 + 1044*y^2*z^4 - 4970*y^3*z^4 + 4040*y^4*z^4 - 638*y^5*z^4 - 480*y^6*z^4 - 33*z^5 + 694*y*z^5 - 2249*y^2*z^5 + 4490*y^3*z^5 - 1890*y^4*z^5 - 270*y^5*z^5 + 130*z^6 - 1160*y*z^6 + 2134*y^2*z^6 - 1780*y^3*z^6 + 84*y^4*z^6 - 193*z^7 + 874*y*z^7 - 827*y^2*z^7 + 168*y^3*z^7 + 128*z^8 - 264*y*z^8 + 72*y^2*z^8 - 32*z^9 + 12*y*z^9))/(72*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4) + (2*(11*y^4 - 28*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*Zeta[3])/ (y^3*(y + z)^4))) + G[0, z]* ((-11622*y + 14627*y^2 - 3005*y^3 + 5145*z + 39328*y*z - 31149*y^2*z - 5144*y^3*z - 8833*z^2 - 38565*y*z^2 + 224*y^2*z^2 + 6346*z^3 + 2710*y*z^3 - 2658*z^4)/(432*y*(-1 + z)^2*(-1 + y + z)*(y + z)^2) - ((I/216)*Pi*(7452*y - 9583*y^2 + 2131*y^3 - 3564*z - 26294*y*z + 20901*y^2*z + 2064*y^3*z + 5321*z^2 + 27309*y*z^2 - 2928*y^2*z^2 - 2477*z^3 - 4272*y*z^3 + 720*z^4))/(y*(-1 + z)^2*(-1 + y + z)* (y + z)^2) + ((I/144)*Pi^3*(216*y^2 - 185*y^3 - 146*y^4 + 115*y^5 - 432*y*z + 309*y^2*z - 284*y^3*z + 407*y^4*z + 1929*y*z^2 - 2136*y^2*z^2 + 778*y^3*z^2 + 84*y^4*z^2 + 139*z^3 - 2924*y*z^3 + 1906*y^2*z^3 + 36*y^3*z^3 - 278*z^4 + 1559*y*z^4 - 180*y^2*z^4 + 139*z^5 - 132*y*z^5))/(y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(780*y^3 - 2495*y^4 + 2471*y^5 - 756*y^6 + 1266*y^2*z - 9101*y^3*z + 15239*y^4*z - 7852*y^5*z + 460*y^6*z - 858*y*z^2 - 7842*y^2*z^2 + 30621*y^3*z^2 - 27528*y^4*z^2 + 5143*y^5*z^2 + 290*y^6*z^2 - 90*z^3 + 2884*y*z^3 + 18548*y^2*z^3 - 40326*y^3*z^3 + 16187*y^4*z^3 + 220*y^5*z^3 + 358*z^4 - 3601*y*z^4 - 19423*y^2*z^4 + 20265*y^3*z^4 - 1421*y^4*z^4 - 534*z^5 + 2079*y*z^5 + 8248*y^2*z^5 - 2245*y^3*z^5 + 354*z^6 - 601*y*z^6 - 797*y^2*z^6 - 88*z^7 + 97*y*z^7))/(144*y^2*(-1 + z)^3* (-1 + y + z)^2*(y + z)^3) + (((-1/12*I)*Pi*(-216*y^2 + 367*y^3 - 153*y^4 + 2*y^5 + 432*y*z + 237*y^2*z - 977*y^3*z + 308*y^4*z - 1383*y*z^2 + 147*y^2*z^2 + 847*y^3*z^2 - 149*y^4*z^2 + 43*z^3 + 1533*y*z^3 - 151*y^2*z^3 - 231*y^3*z^3 - 86*z^4 - 649*y*z^4 - 15*y^2*z^4 + 43*z^5 + 67*y*z^5))/(y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (702*y^2 - 1288*y^3 + 657*y^4 - 71*y^5 - 1926*y*z - 300*y^2*z + 3662*y^3*z - 1352*y^4*z - 60*y^5*z - 252*z^2 + 6252*y*z^2 - 1326*y^2*z^2 - 3148*y^3*z^2 + 302*y^4*z^2 + 512*z^3 - 6996*y*z^3 + 1198*y^2*z^3 + 381*y^3*z^3 - 289*z^4 + 3115*y*z^4 - 405*y^2*z^4 + 50*z^5 - 445*y*z^5 - 21*z^6)/(36*y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3))*G[0, 0, y] + (Pi^2*(y - 2*z)*G[0, 1, y])/ (3*(y + z)^4) + ((Pi^2*(46*y^4 - 98*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4))/(6*y^3*(y + z)^4) + ((I/6)*Pi*(45*y^2 - 180*y^3 + 193*y^4 - 59*y^5 + y^6 + 36*y*z - 234*y^2*z + 610*y^3*z - 532*y^4*z + 120*y^5*z + 27*z^2 - 90*y*z^2 + 276*y^2*z^2 - 764*y^3*z^2 + 483*y^4*z^2 - 57*y^5*z^2 - 108*z^3 - 20*y*z^3 + 4*y^2*z^3 + 410*y^3*z^3 - 138*y^4*z^3 + 157*z^4 + 197*y*z^4 - 132*y^2*z^4 - 72*y^3*z^4 - 98*z^5 - 156*y*z^5 + 42*y^2*z^5 + 22*z^6 + 33*y*z^6))/(y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (2911*y^3 - 7763*y^4 + 6254*y^5 - 1544*y^6 + 142*y^7 - 212*y^2*z - 11748*y^3*z + 26360*y^4*z - 17448*y^5*z + 3108*y^6*z + 120*y^7*z + 774*y*z^2 - 175*y^2*z^2 + 19839*y^3*z^2 - 35071*y^4*z^2 + 14794*y^5*z^2 - 516*y^6*z^2 + 198*z^3 - 4638*y*z^3 + 4108*y^2*z^3 - 18798*y^3*z^3 + 19394*y^4*z^3 - 2028*y^5*z^3 - 1050*z^4 + 10036*y*z^4 - 7403*y^2*z^4 + 8466*y^3*z^4 - 1872*y^4*z^4 + 1962*z^5 - 9338*y*z^5 + 3694*y^2*z^5 - 408*y^3*z^5 - 1566*z^6 + 3250*y*z^6 - 12*y^2*z^6 + 456*z^7 - 84*y*z^7)/(72*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[1, 0, y] + (Pi^2*(2*y^4 + 2*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[1, 1, y])/(3*y^3*(y + z)^4) + ((-204*y^2 + 345*y^3 - 142*y^4 + y^5 + 408*y*z + 219*y^2*z - 912*y^3*z + 285*y^4*z - 1311*y*z^2 + 156*y^2*z^2 + 786*y^3*z^2 - 140*y^4*z^2 + 39*z^3 + 1460*y*z^3 - 158*y^2*z^3 - 216*y^3*z^3 - 78*z^4 - 621*y*z^4 - 12*y^2*z^4 + 39*z^5 + 64*y*z^5)*G[0, 0, 0, y])/ (12*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (((-12*I)*Pi*(y - 2*z))/(y + z)^4 + (-5*y^4 + 130*y^5 - 191*y^6 + 56*y^7 - 2*y^8 - 428*y^3*z + 730*y^4*z - 756*y^5*z + 534*y^6*z - 110*y^7*z - 222*y^2*z^2 + 1956*y^3*z^2 - 2231*y^4*z^2 + 1278*y^5*z^2 - 467*y^6*z^2 + 46*y^7*z^2 - 156*y*z^3 + 1284*y^2*z^3 - 3664*y^3*z^3 + 2420*y^4*z^3 - 756*y^5*z^3 + 112*y^6*z^3 - 33*z^4 + 706*y*z^4 - 2677*y^2*z^4 + 3300*y^3*z^4 - 1004*y^4*z^4 + 96*y^5*z^4 + 130*z^5 - 1196*y*z^5 + 2462*y^2*z^5 - 1282*y^3*z^5 + 88*y^4*z^5 - 193*z^6 + 910*y*z^6 - 919*y^2*z^6 + 118*y^3*z^6 + 128*z^7 - 276*y*z^7 + 72*y^2*z^7 - 32*z^8 + 12*y*z^8)/(12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 0, y] + (((18*I)*Pi*(y - 2*z))/(y + z)^4 + (-126*y^3 + 462*y^4 - 471*y^5 + 136*y^6 - y^7 - 132*y^2*z + 744*y^3*z - 1632*y^4*z + 1282*y^5*z - 268*y^6*z - 90*y*z^2 + 510*y^2*z^2 - 1242*y^3*z^2 + 2082*y^4*z^2 - 1125*y^5*z^2 + 128*y^6*z^2 - 12*z^3 + 432*y*z^3 - 672*y^2*z^3 + 688*y^3*z^3 - 1072*y^4*z^3 + 308*y^5*z^3 + 60*z^4 - 771*y*z^4 + 274*y^2*z^4 + 35*y^3*z^4 + 156*y^4*z^4 - 108*z^5 + 606*y*z^5 + 96*y^2*z^5 - 100*y^3*z^5 + 84*z^6 - 177*y*z^6 - 76*y^2*z^6 - 24*z^7)/ (12*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[1, 0, 0, y] + (((-9*I)*Pi*(y - 2*z))/(y + z)^4 + (-138*y^4 + 210*y^5 - 58*y^6 - 16*y^7 + 2*y^8 + 66*y^3*z + 358*y^4*z - 560*y^5*z + 112*y^6*z + 24*y^7*z - 162*y^2*z^2 + 22*y^3*z^2 - 581*y^4*z^2 + 598*y^5*z^2 - 102*y^6*z^2 - 132*y*z^3 + 852*y^2*z^3 - 740*y^3*z^3 + 840*y^4*z^3 - 444*y^5*z^3 + 60*y^6*z^3 - 33*z^4 + 574*y*z^4 - 1679*y^2*z^4 + 1302*y^3*z^4 - 741*y^4*z^4 + 204*y^5*z^4 + 130*z^5 - 944*y*z^5 + 1510*y^2*z^5 - 818*y^3*z^5 + 264*y^4*z^5 - 193*z^6 + 706*y*z^6 - 581*y^2*z^6 + 168*y^3*z^6 + 128*z^7 - 216*y*z^7 + 60*y^2*z^7 - 32*z^8 + 12*y*z^8)/(12*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4))*G[1, 1, 0, y] + ((-7*y^4 + 26*y^3*z + 12*y^2*z^2 + 8*y*z^3 + 2*z^4)*G[0, 0, 1, 0, y])/ (y^3*(y + z)^4) + ((13*y^4 - 20*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[0, 1, 0, 0, y])/(y^3*(y + z)^4) - (2*(y - 2*z)*G[0, 1, 1, 0, y])/ (y + z)^4 - (17*(y - 2*z)*G[1, 0, 0, 0, y])/(y + z)^4 + ((15*y^4 - 24*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[1, 0, 1, 0, y])/ (y^3*(y + z)^4) + ((12*y^4 - 18*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[1, 1, 0, 0, y])/(y^3*(y + z)^4) - (2*(2*y^4 + 2*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[1, 1, 1, 0, y])/ (y^3*(y + z)^4) + ((-504*y^3 + 1159*y^4 - 680*y^5 + 97*y^6 + 1188*y^2*z + 2217*y^3*z - 6100*y^4*z + 2853*y^5*z - 212*y^6*z + 108*y*z^2 - 5433*y^2*z^2 - 4680*y^3*z^2 + 12627*y^4*z^2 - 4188*y^5*z^2 + 88*y^6*z^2 + 36*z^3 - 191*y*z^3 + 9820*y^2*z^3 + 6253*y^3*z^3 - 12472*y^4*z^3 + 2438*y^5*z^3 - 180*z^4 - 280*y*z^4 - 8868*y^2*z^4 - 5048*y^3*z^4 + 5641*y^4*z^4 - 504*y^5*z^4 + 360*z^5 + 870*y*z^5 + 4248*y^2*z^5 + 2059*y^3*z^5 - 936*y^4*z^5 - 360*z^6 - 640*y*z^6 - 1099*y^2*z^6 - 324*y^3*z^6 + 180*z^7 + 97*y*z^7 + 144*y^2*z^7 - 36*z^8 + 36*y*z^8)*Zeta[3])/ (36*y^2*(-1 + z)^4*(-1 + y + z)^2*(y + z)^3) + G[1, y]*((((3*I)/2)*Pi^3*(y - 2*z))/(y + z)^4 + (Pi^2*(138*y^4 - 210*y^5 + 58*y^6 + 16*y^7 - 2*y^8 - 66*y^3*z - 358*y^4*z + 560*y^5*z - 112*y^6*z - 24*y^7*z + 162*y^2*z^2 - 22*y^3*z^2 + 581*y^4*z^2 - 598*y^5*z^2 + 102*y^6*z^2 + 132*y*z^3 - 852*y^2*z^3 + 740*y^3*z^3 - 840*y^4*z^3 + 444*y^5*z^3 - 60*y^6*z^3 + 33*z^4 - 574*y*z^4 + 1679*y^2*z^4 - 1302*y^3*z^4 + 741*y^4*z^4 - 204*y^5*z^4 - 130*z^5 + 944*y*z^5 - 1510*y^2*z^5 + 818*y^3*z^5 - 264*y^4*z^5 + 193*z^6 - 706*y*z^6 + 581*y^2*z^6 - 168*y^3*z^6 - 128*z^7 + 216*y*z^7 - 60*y^2*z^7 + 32*z^8 - 12*y*z^8))/(72*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-14*y^4 + 34*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* Zeta[3])/(y^3*(y + z)^4))) + G[0, y]*(-1/5*Pi^4/(-1 + z)^3 + (-24291*y + 25838*y^2 - 1110*y^3 - 7524*z + 62797*y*z - 28058*y^2*z + 20192*z^2 - 39616*y*z^2 - 12668*z^3)/(432*y*(-1 + z)*(-1 + y + z)* (y + z)^2) - ((I/18)*Pi*(1053*y - 955*y^2 + 33*y^3 + 135*z - 2315*y*z + 1021*y^2*z - 442*z^2 + 1295*y*z^2 + 307*z^3))/ (y*(-1 + z)*(-1 + y + z)*(y + z)^2) + ((I/36)*Pi^3*(54*y^2 - 84*y^3 + 35*y^4 + 2*y^5 - 108*y*z - 36*y^2*z + 219*y^3*z - 68*y^4*z + 369*y*z^2 - 93*y^2*z^2 - 192*y^3*z^2 + 39*y^4*z^2 - 3*z^3 - 433*y*z^3 + 68*y^2*z^3 + 63*y^3*z^3 + 6*z^4 + 187*y*z^4 + 9*y^2*z^4 - 3*z^5 - 15*y*z^5))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(7146*y^2 - 12917*y^3 + 6094*y^4 - 203*y^5 + 3168*y*z - 35403*y^2*z + 43864*y^3*z - 12583*y^4*z + 15*y^5*z - 216*z^2 - 15522*y*z^2 + 68208*y^2*z^2 - 48944*y^3*z^2 + 5925*y^4*z^2 - 560*z^3 + 29506*y*z^3 - 58352*y^2*z^3 + 17433*y^3*z^3 + 2830*z^4 - 24904*y*z^4 + 18213*y^2*z^4 - 3116*z^5 + 7752*y*z^5 + 1062*z^6))/ (432*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (((I/36)*Pi*(-810*y^2 + 1547*y^3 - 800*y^4 + 63*y^5 + 1836*y*z + 1077*y^2*z - 4609*y^3*z + 1636*y^4*z + 21*y^5*z + 270*z^2 - 5727*y*z^2 - 333*y^2*z^2 + 4307*y^3*z^2 - 584*y^4*z^2 - 505*z^3 + 6073*y*z^3 + 279*y^2*z^3 - 993*y^3*z^3 + 221*z^4 - 2462*y*z^4 - 129*y^2*z^4 - 7*z^5 + 280*y*z^5 + 21*z^6))/(y*(-1 + z)^2* (-1 + y + z)^2*(y + z)^3) + (Pi^2*(1104*y^3 - 1970*y^4 + 883*y^5 - 41*y^6 - 2328*y^2*z - 1326*y^3*z + 5461*y^4*z - 1819*y^5*z - 72*y*z^2 + 7278*y^2*z^2 - 267*y^3*z^2 - 4925*y^4*z^2 + 813*y^5*z^2 - 24*z^3 - 62*y*z^3 - 7817*y^2*z^3 + 265*y^3*z^3 + 1311*y^4*z^3 + 72*z^4 + 340*y*z^4 + 3182*y^2*z^4 + 183*y^3*z^4 - 72*z^5 - 206*y*z^5 - 315*y^2*z^5 + 24*z^6))/(144*y^2*(-1 + z)^2* (-1 + y + z)^2*(y + z)^3) + (222*y^2 + 2711*y^3 - 3623*y^4 + 690*y^5 + 13956*y*z - 11733*y^2*z - 11473*y^3*z + 8992*y^4*z + 792*y^5*z + 7416*z^2 - 48480*y*z^2 + 23007*y^2*z^2 + 15911*y^3*z^2 - 923*y^4*z^2 - 21400*z^3 + 59167*y*z^3 - 11985*y^2*z^3 - 2703*y^3*z^3 + 21992*z^4 - 29042*y*z^4 + 1971*y^2*z^4 - 9448*z^5 + 4399*y*z^5 + 1440*z^6)/ (432*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3))*G[0, z] + (((-1/12*I)*Pi*(-216*y^2 + 374*y^3 - 167*y^4 + 9*y^5 + 432*y*z + 258*y^2*z - 1033*y^3*z + 343*y^4*z - 1362*y*z^2 + 63*y^2*z^2 + 917*y^3*z^2 - 149*y^4*z^2 + 50*z^3 + 1477*y*z^3 - 81*y^2*z^3 - 231*y^3*z^3 - 100*z^4 - 614*y*z^4 - 15*y^2*z^4 + 50*z^5 + 67*y*z^5))/(y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (1071*y^3 - 2026*y^4 + 1047*y^5 - 92*y^6 - 1305*y^2*z - 2952*y^3*z + 6359*y^4*z - 2117*y^5*z - 21*y^6*z + 135*y*z^2 + 3264*y^2*z^2 + 4194*y^3*z^2 - 6157*y^4*z^2 + 731*y^5*z^2 + 135*z^3 - 964*y*z^3 - 2340*y^2*z^3 - 3149*y^3*z^3 + 1485*y^4*z^3 - 402*z^4 + 1553*y*z^4 + 361*y^2*z^4 + 723*y^3*z^4 + 399*z^5 - 754*y*z^5 + 20*y^2*z^5 - 132*z^6 + 30*y*z^6)/(36*y^2*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3))*G[0, 0, z] + (Pi^2*(-y + 2*z)*G[0, 1, z])/ (6*(y + z)^4) + (Pi^2*(8*y^4 - 3*y^7 - 10*y^3*z - 24*y^4*z - 12*y^6*z + 6*y^2*z^2 + 30*y^3*z^2 + 24*y^4*z^2 - 18*y^5*z^2 + 4*y*z^3 - 18*y^2*z^3 - 30*y^3*z^3 - 20*y^4*z^3 + z^4 - 12*y*z^4 + 18*y^2*z^4 + 7*y^3*z^4 - 3*z^5 + 12*y*z^5 - 6*y^2*z^5 + 3*z^6 - 4*y*z^6 - z^7)*G[0, 1 - y, z])/(6*y^3*(-1 + z)^3*(y + z)^4) + (Pi^2/(6*y^3) - ((I/12)*Pi*(90*y - 144*y^2 + 39*y^3 + 23*y^4 + 6*y^5 - 18*z - 396*y*z + 513*y^2*z - 45*y^3*z - 40*y^4*z + 72*z^2 + 693*y*z^2 - 597*y^2*z^2 - 45*y^3*z^2 + 35*y^4*z^2 - 105*z^3 - 571*y*z^3 + 201*y^2*z^3 + 69*y^3*z^3 + 66*z^4 + 185*y*z^4 + 33*y^2*z^4 - 15*z^5 - y*z^5))/(y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3) + (-447*y^2 + 858*y^3 - 416*y^4 - 18*y^5 - 37*y^6 + 183*y*z + 2262*y^2*z - 3618*y^3*z + 994*y^4*z + 38*y^5*z + 36*z^2 - 390*y*z^2 - 4944*y^2*z^2 + 5052*y^3*z^2 - 512*y^4*z^2 - 131*y^5*z^2 - 12*z^3 - 140*y*z^3 + 5112*y^2*z^3 - 2380*y^3*z^3 - 177*y^4*z^3 - 180*z^4 + 730*y*z^4 - 2092*y^2*z^4 + 51*y^3*z^4 + 252*z^5 - 395*y*z^5 + 109*y^2*z^5 - 96*z^6 + 12*y*z^6)/ (36*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3))*G[1, 0, z] + (Pi^2*G[1, 1, z])/(6*y^3) - (Pi^2*G[1, 1 - y, z])/(6*y^3) + ((Pi^2*(46*y^4 - 98*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4))/ (6*y^3*(y + z)^4) + ((I/12)*Pi*(-144*y^3 + 261*y^4 - 119*y^5 + 2*y^6 + 612*y^3*z - 854*y^4*z + 242*y^5*z + 72*z^2 - 54*y^2*z^2 - 1074*y^3*z^2 + 921*y^4*z^2 - 115*y^5*z^2 - 288*z^3 - 36*y*z^3 + 64*y^2*z^3 + 872*y^3*z^3 - 316*y^4*z^3 + 441*z^4 + 97*y*z^4 + 20*y^2*z^4 - 258*y^3*z^4 - 306*z^5 - 90*y*z^5 - 28*y^2*z^5 + 81*z^6 + 29*y*z^6))/(y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (1801*y^3 - 5099*y^4 + 4300*y^5 - 1036*y^6 + 34*y^7 - 1244*y^2*z - 5616*y^3*z + 16960*y^4*z - 11916*y^5*z + 1768*y^6*z + 228*y^7*z + 852*y*z^2 + 2909*y^2*z^2 + 8631*y^3*z^2 - 22439*y^4*z^2 + 9376*y^5*z^2 + 316*y^6*z^2 + 198*z^3 - 5022*y*z^3 + 888*y^2*z^3 - 9530*y^3*z^3 + 11890*y^4*z^3 - 188*y^5*z^3 - 1050*z^4 + 10578*y*z^4 - 5987*y^2*z^4 + 4900*y^3*z^4 - 264*y^4*z^4 + 1962*z^5 - 9582*y*z^5 + 3454*y^2*z^5 + 76*y^3*z^5 - 1566*z^6 + 3258*y*z^6 - 20*y^2*z^6 + 456*z^7 - 84*y*z^7)/(72*y^2*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4))*G[1 - y, 0, z] + (Pi^2*(2*y^4 - 3*y^7 + 2*y^3*z - 6*y^4*z - 12*y^6*z + 6*y^2*z^2 - 6*y^3*z^2 + 6*y^4*z^2 - 18*y^5*z^2 + 4*y*z^3 - 18*y^2*z^3 + 6*y^3*z^3 - 14*y^4*z^3 + z^4 - 12*y*z^4 + 18*y^2*z^4 - 5*y^3*z^4 - 3*z^5 + 12*y*z^5 - 6*y^2*z^5 + 3*z^6 - 4*y*z^6 - z^7)* G[1 - y, 1, z])/(6*y^3*(-1 + z)^3*(y + z)^4) + (Pi^2*(-4*y^4 + 3*y^7 + 2*y^3*z + 12*y^4*z + 12*y^6*z - 6*y^2*z^2 - 6*y^3*z^2 - 12*y^4*z^2 + 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 + 6*y^3*z^3 + 16*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 + y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)* G[1 - y, 1 - y, z])/(6*y^3*(-1 + z)^3*(y + z)^4) + (Pi^2*(11*y^4 - 16*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[-y, 1 - y, z])/ (6*y^3*(y + z)^4) + ((-102*y^2 + 177*y^3 - 80*y^4 + 5*y^5 + 204*y*z + 123*y^2*z - 492*y^3*z + 165*y^4*z - 642*y*z^2 + 24*y^2*z^2 + 438*y^3*z^2 - 70*y^4*z^2 + 24*z^3 + 694*y*z^3 - 34*y^2*z^3 - 108*y^3*z^3 - 48*z^4 - 288*y*z^4 - 6*y^2*z^4 + 24*z^5 + 32*y*z^5)* G[0, 0, 0, z])/(6*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (((-3*I)*Pi*(y - 2*z))/(y + z)^4 + (46*y^3 - 68*y^4 + 11*y^5 + 21*y^6 + 2*y^7 + 196*y^2*z - 600*y^3*z + 428*y^4*z + 38*y^5*z - 38*y^6*z + 36*y*z^2 - 904*y^2*z^2 + 1650*y^3*z^2 - 598*y^4*z^2 - 113*y^5*z^2 + 25*y^6*z^2 + 12*z^3 - 168*y*z^3 + 1576*y^2*z^3 - 1672*y^3*z^3 + 168*y^4*z^3 + 76*y^5*z^3 - 48*z^4 + 289*y*z^4 - 1227*y^2*z^4 + 550*y^3*z^4 + 78*y^4*z^4 + 72*z^5 - 218*y*z^5 + 358*y^2*z^5 + 28*y^3*z^5 - 48*z^6 + 61*y*z^6 + y^2*z^6 + 12*z^7)/ (12*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, z] + (((15*I)*Pi*(y - 2*z))/(y + z)^4 + (-41*y^4 + 226*y^5 - 300*y^6 + 119*y^7 - 4*y^8 + 232*y^3*z - 298*y^4*z - 608*y^5*z + 908*y^6*z - 240*y^7*z + 186*y^2*z^2 - 1436*y^3*z^2 + 1505*y^4*z^2 + 712*y^5*z^2 - 884*y^6*z^2 + 105*y^7*z^2 + 144*y*z^3 - 1020*y^2*z^3 + 3168*y^3*z^3 - 2100*y^4*z^3 - 436*y^5*z^3 + 252*y^6*z^3 + 33*z^4 - 634*y*z^4 + 2016*y^2*z^4 - 3149*y^3*z^4 + 1134*y^4*z^4 + 90*y^5*z^4 - 130*z^5 + 1052*y*z^5 - 1788*y^2*z^5 + 1392*y^3*z^5 - 204*y^4*z^5 + 193*z^6 - 790*y*z^6 + 678*y^2*z^6 - 207*y^3*z^6 - 128*z^7 + 240*y*z^7 - 72*y^2*z^7 + 32*z^8 - 12*y*z^8)/(12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[0, 1 - y, 0, z] + ((118*y^3 - 164*y^4 + 12*y^5 + 39*y^6 + 8*y^7 - 126*y^2*z - 304*y^3*z + 456*y^4*z + 51*y^5*z - 70*y^6*z - 96*y*z^2 + 732*y^2*z^2 + 84*y^3*z^2 - 357*y^4*z^2 - 162*y^5*z^2 + 55*y^6*z^2 - 32*z^3 + 460*y*z^3 - 1524*y^2*z^3 + 341*y^3*z^3 - 38*y^4*z^3 + 123*y^5*z^3 + 128*z^4 - 816*y*z^4 + 1410*y^2*z^4 - 324*y^3*z^4 + 111*y^4*z^4 - 192*z^5 + 648*y*z^5 - 546*y^2*z^5 + 85*y^3*z^5 + 128*z^6 - 208*y*z^6 + 54*y^2*z^6 - 32*z^7 + 12*y*z^7)* G[1, 0, 0, z])/(12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + ((28*y^3 - 20*y^4 - 29*y^5 + 11*y^6 + 2*y^7 - 108*y^2*z + 92*y^3*z - 63*y^4*z + 85*y^5*z - 20*y^6*z - 96*y*z^2 + 660*y^2*z^2 - 615*y^3*z^2 + 237*y^4*z^2 - 89*y^5*z^2 + 15*y^6*z^2 - 32*z^3 + 460*y*z^3 - 1421*y^2*z^3 + 919*y^3*z^3 - 215*y^4*z^3 + 39*y^5*z^3 + 128*z^4 - 816*y*z^4 + 1348*y^2*z^4 - 505*y^3*z^4 + 63*y^4*z^4 - 192*z^5 + 648*y*z^5 - 533*y^2*z^5 + 81*y^3*z^5 + 128*z^6 - 208*y*z^6 + 54*y^2*z^6 - 32*z^7 + 12*y*z^7)*G[1, 1, 0, z])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + ((2*y^3 - 16*y^4 + 3*y^5 + 42*y^6 - 36*y^7 + 102*y^2*z - 188*y^3*z + 81*y^4*z + 114*y^5*z - 132*y^6*z + 96*y*z^2 - 600*y^2*z^2 + 621*y^3*z^2 - 30*y^4*z^2 - 165*y^5*z^2 - 18*y^6*z^2 + 32*z^3 - 448*y*z^3 + 1239*y^2*z^3 - 722*y^3*z^3 + 25*y^4*z^3 - 60*y^5*z^3 - 128*z^4 + 780*y*z^4 - 1140*y^2*z^4 + 383*y^3*z^4 - 96*y^4*z^4 + 192*z^5 - 612*y*z^5 + 453*y^2*z^5 - 96*y^3*z^5 - 128*z^6 + 196*y*z^6 - 54*y^2*z^6 + 32*z^7 - 12*y*z^7)*G[1, 1 - y, 0, z])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (((18*I)*Pi*(y - 2*z))/(y + z)^4 + (8*y^4 + 134*y^5 - 267*y^6 + 129*y^7 - 4*y^8 + 140*y^3*z - 300*y^4*z - 468*y^5*z + 888*y^6*z - 260*y^7*z + 168*y^2*z^2 - 1034*y^3*z^2 + 1158*y^4*z^2 + 792*y^5*z^2 - 943*y^6*z^2 + 115*y^7*z^2 + 140*y*z^3 - 952*y^2*z^3 + 2496*y^3*z^3 - 1520*y^4*z^3 - 648*y^5*z^3 + 298*y^6*z^3 + 32*z^4 - 624*y*z^4 + 1917*y^2*z^4 - 2609*y^3*z^4 + 778*y^4*z^4 + 174*y^5*z^4 - 128*z^5 + 1044*y*z^5 - 1716*y^2*z^5 + 1180*y^3*z^5 - 128*y^4*z^5 + 192*z^6 - 788*y*z^6 + 649*y^2*z^6 - 173*y^3*z^6 - 128*z^7 + 240*y*z^7 - 66*y^2*z^7 + 32*z^8 - 12*y*z^8)/(12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 0, 0, z] + (((-3*I)*Pi*(y - 2*z))/(y + z)^4 + (-12*y^4 + 12*y^5 + 6*y^6 - 8*y^7 - y^8 + 252*y^3*z - 444*y^4*z + 216*y^5*z - 50*y^6*z + 20*y^7*z + 246*y^2*z^2 - 1476*y^3*z^2 + 1656*y^4*z^2 - 564*y^5*z^2 + 108*y^6*z^2 - 16*y^7*z^2 + 140*y*z^3 - 1264*y^2*z^3 + 3116*y^3*z^3 - 2084*y^4*z^3 + 476*y^5*z^3 - 70*y^6*z^3 + 32*z^4 - 624*y*z^4 + 2396*y^2*z^4 - 2952*y^3*z^4 + 1067*y^4*z^4 - 144*y^5*z^4 - 128*z^5 + 1044*y*z^5 - 2050*y^2*z^5 + 1208*y^3*z^5 - 184*y^4*z^5 + 192*z^6 - 788*y*z^6 + 738*y^2*z^6 - 148*y^3*z^6 - 128*z^7 + 240*y*z^7 - 66*y^2*z^7 + 32*z^8 - 12*y*z^8)/(12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1, 0, z] + (((-6*I)*Pi*(y - 2*z))/(y + z)^4 + (-18*y^7 + 36*y^8 - 18*y^9 - 87*y^4*z + 114*y^5*z - 38*y^6*z + 63*y^7*z - 34*y^8*z - 18*y^9*z - 18*y^3*z^2 + 336*y^4*z^2 - 284*y^5*z^2 - 110*y^6*z^2 + 190*y^7*z^2 - 108*y^8*z^2 - 168*y^2*z^3 + 384*y^3*z^3 - 612*y^4*z^3 - 104*y^5*z^3 + 642*y^6*z^3 - 299*y^7*z^3 - 128*y*z^4 + 880*y^2*z^4 - 1138*y^3*z^4 + 432*y^4*z^4 + 606*y^5*z^4 - 410*y^6*z^4 - 32*z^5 + 564*y*z^5 - 1675*y^2*z^5 + 1271*y^3*z^5 - 107*y^4*z^5 - 216*y^5*z^5 + 128*z^6 - 936*y*z^6 + 1448*y^2*z^6 - 644*y^3*z^6 + 76*y^4*z^6 - 192*z^7 + 704*y*z^7 - 551*y^2*z^7 + 145*y^3*z^7 + 128*z^8 - 216*y*z^8 + 66*y^2*z^8 - 32*z^9 + 12*y*z^9)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1 - y, 0, z] + (((-24*I)*Pi*(y - 2*z))/(y + z)^4 + (-18*y^7 + 36*y^8 - 18*y^9 + 95*y^4*z - 238*y^5*z + 97*y^6*z + 162*y^7*z - 108*y^8*z - 18*y^9*z - 604*y^3*z^2 + 682*y^4*z^2 + 108*y^5*z^2 + 46*y^6*z^2 - 180*y^7*z^2 - 108*y^8*z^2 - 174*y^2*z^3 + 2696*y^3*z^3 - 3047*y^4*z^3 + 858*y^5*z^3 - 23*y^6*z^3 - 324*y^7*z^3 - 156*y*z^4 + 1044*y^2*z^4 - 4970*y^3*z^4 + 4040*y^4*z^4 - 638*y^5*z^4 - 480*y^6*z^4 - 33*z^5 + 694*y*z^5 - 2249*y^2*z^5 + 4490*y^3*z^5 - 1890*y^4*z^5 - 270*y^5*z^5 + 130*z^6 - 1160*y*z^6 + 2134*y^2*z^6 - 1780*y^3*z^6 + 84*y^4*z^6 - 193*z^7 + 874*y*z^7 - 827*y^2*z^7 + 168*y^3*z^7 + 128*z^8 - 264*y*z^8 + 72*y^2*z^8 - 32*z^9 + 12*y*z^9)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4))* G[-y, 1 - y, 0, z] + ((6*y^4 - 6*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[0, 0, 1, 0, z])/(y^3*(y + z)^4) - (16*(y - 2*z)*G[0, 0, 1 - y, 0, z])/(y + z)^4 + ((6*y^4 - 6*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[0, 1, 0, 0, z])/ (y^3*(y + z)^4) + ((3*y^4 + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[0, 1, 1, 0, z])/(y^3*(y + z)^4) + ((-2*y^4 - 2*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[0, 1, 1 - y, 0, z])/ (y^3*(y + z)^4) - (17*(y - 2*z)*G[0, 1 - y, 0, 0, z])/(y + z)^4 + (2*(y - 2*z)*G[0, 1 - y, 1, 0, z])/(y + z)^4 + ((-6*y^4 + 3*y^7 + 6*y^3*z + 18*y^4*z + 12*y^6*z - 6*y^2*z^2 - 18*y^3*z^2 - 18*y^4*z^2 + 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 + 18*y^3*z^3 + 18*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 - 3*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)* G[0, 1 - y, 1 - y, 0, z])/(y^3*(-1 + z)^3*(y + z)^4) + ((-21*y^4 + 3*y^7 + 48*y^3*z + 63*y^4*z + 12*y^6*z + 6*y^2*z^2 - 144*y^3*z^2 - 63*y^4*z^2 + 18*y^5*z^2 + 4*y*z^3 - 18*y^2*z^3 + 144*y^3*z^3 + 33*y^4*z^3 + z^4 - 12*y*z^4 + 18*y^2*z^4 - 45*y^3*z^4 - 3*z^5 + 12*y*z^5 - 6*y^2*z^5 + 3*z^6 - 4*y*z^6 - z^7)* G[0, -y, 1 - y, 0, z])/(y^3*(-1 + z)^3*(y + z)^4) - G[1, 0, 1 - y, 0, z]/y^3 - G[1, 1, 1 - y, 0, z]/y^3 - G[1, 1 - y, 0, 0, z]/y^3 - G[1, 1 - y, 1, 0, z]/y^3 + (2*G[1, 1 - y, 1 - y, 0, z])/y^3 - (17*(y - 2*z)*G[1 - y, 0, 0, 0, z])/ (y + z)^4 + (2*(y - 2*z)*G[1 - y, 0, 1, 0, z])/(y + z)^4 + ((7*y^4 - 8*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[1 - y, 0, 1 - y, 0, z])/(y^3*(y + z)^4) + (5*(y - 2*z)*G[1 - y, 1, 0, 0, z])/ (y + z)^4 + (2*(y - 2*z)*G[1 - y, 1, 1, 0, z])/(y + z)^4 + ((3*y^7 - 6*y^3*z + 12*y^6*z - 6*y^2*z^2 + 18*y^3*z^2 + 18*y^5*z^2 - 4*y*z^3 + 18*y^2*z^3 - 18*y^3*z^3 + 12*y^4*z^3 - z^4 + 12*y*z^4 - 18*y^2*z^4 + 9*y^3*z^4 + 3*z^5 - 12*y*z^5 + 6*y^2*z^5 - 3*z^6 + 4*y*z^6 + z^7)*G[1 - y, 1, 1 - y, 0, z])/(y^3*(-1 + z)^3* (y + z)^4) + ((7*y^4 - 8*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* G[1 - y, 1 - y, 0, 0, z])/(y^3*(y + z)^4) + (z*(6*y^3 + 6*y^2*z + 4*y*z^2 + z^3)*G[1 - y, 1 - y, 1, 0, z])/ (y^3*(y + z)^4) + ((4*y^4 - 3*y^7 + 4*y^3*z - 12*y^4*z - 12*y^6*z + 12*y^2*z^2 - 12*y^3*z^2 + 12*y^4*z^2 - 18*y^5*z^2 + 8*y*z^3 - 36*y^2*z^3 + 12*y^3*z^3 - 16*y^4*z^3 + 2*z^4 - 24*y*z^4 + 36*y^2*z^4 - 7*y^3*z^4 - 6*z^5 + 24*y*z^5 - 12*y^2*z^5 + 6*z^6 - 8*y*z^6 - 2*z^7)*G[1 - y, 1 - y, 1 - y, 0, z])/ (y^3*(-1 + z)^3*(y + z)^4) - (3*(2*y - y^4 - 4*z - 6*y*z - 4*y^3*z + 12*z^2 + 6*y*z^2 - 6*y^2*z^2 - 12*z^3 - 6*y*z^3 + 3*z^4)* G[1 - y, -y, 1 - y, 0, z])/((-1 + z)^3*(y + z)^4) + ((-3*y^4 - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[-y, 0, 1, 0, z])/ (y^3*(y + z)^4) + ((21*y^4 - 48*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[-y, 0, 1 - y, 0, z])/(y^3*(y + z)^4) + ((23*y^4 - 52*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[-y, 1 - y, 0, 0, z])/(y^3*(y + z)^4) + ((-3*y^4 - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[-y, 1 - y, 1, 0, z])/(y^3*(y + z)^4) - (8*(y - 2*z)*G[-y, 1 - y, 1 - y, 0, z])/(y + z)^4 - (2*(19*y^4 - 44*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[-y, -y, 1 - y, 0, z])/(y^3*(y + z)^4) + ((-192*y^3 + 420*y^4 - 280*y^5 + 77*y^6 + 324*y^2*z + 576*y^3*z - 1500*y^4*z + 667*y^5*z - 36*y*z^2 - 702*y^2*z^2 - 1056*y^3*z^2 + 1599*y^4*z^2 - 156*y^5*z^2 - 12*z^3 + 258*y*z^3 + 332*y^2*z^3 + 857*y^3*z^3 - 288*y^4*z^3 + 36*z^4 - 408*y*z^4 + 22*y^2*z^4 - 108*y^3*z^4 - 36*z^5 + 186*y*z^5 + 24*y^2*z^5 + 12*z^6)*Zeta[3])/ (12*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + G[1, z]*((Pi^2*(-30*y^2 + 36*y^3 + 26*y^4 - 53*y^5 + 34*y^6 + 6*y*z + 96*y^2*z - 18*y^3*z - 199*y^4*z + 152*y^5*z - 60*y*z^2 - 6*y^2*z^2 - 207*y^3*z^2 + 254*y^4*z^2 + 3*y^5*z^2 - 12*z^3 + 182*y*z^3 - 197*y^2*z^3 + 190*y^3*z^3 + 21*y^4*z^3 + 36*z^4 - 208*y*z^4 + 122*y^2*z^4 + 33*y^3*z^4 - 36*z^5 + 80*y*z^5 + 15*y^2*z^5 + 12*z^6))/(72*y^2*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3) + Zeta[3]/y^3) + G[1 - y, z]* ((((3*I)/2)*Pi^3*(y - 2*z))/(y + z)^4 + (Pi^2*(18*y^6 - 36*y^7 + 18*y^8 + 99*y^3*z - 126*y^4*z + 32*y^5*z - 55*y^6*z + 35*y^7*z + 18*y^8*z - 234*y^2*z^2 + 108*y^3*z^2 + 68*y^4*z^2 + 160*y^5*z^2 - 210*y^6*z^2 + 108*y^7*z^2 - 78*y*z^3 + 1092*y^2*z^3 - 1044*y^3*z^3 + 668*y^4*z^3 - 750*y^5*z^3 + 315*y^6*z^3 - 12*z^4 + 384*y*z^4 - 1978*y^2*z^4 + 1652*y^3*z^4 - 1082*y^4*z^4 + 480*y^5*z^4 + 60*z^5 - 721*y*z^5 + 1681*y^2*z^5 - 960*y^3*z^5 + 360*y^4*z^5 - 108*z^6 + 602*y*z^6 - 564*y^2*z^6 + 108*y^3*z^6 + 84*z^7 - 187*y*z^7 + 3*y^2*z^7 - 24*z^8))/ (72*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4) + ((16*y^4 - 6*y^7 - 26*y^3*z - 48*y^4*z - 24*y^6*z + 6*y^2*z^2 + 78*y^3*z^2 + 48*y^4*z^2 - 36*y^5*z^2 + 4*y*z^3 - 18*y^2*z^3 - 78*y^3*z^3 - 40*y^4*z^3 + z^4 - 12*y*z^4 + 18*y^2*z^4 + 20*y^3*z^4 - 3*z^5 + 12*y*z^5 - 6*y^2*z^5 + 3*z^6 - 4*y*z^6 - z^7)*Zeta[3])/(y^3*(-1 + z)^3*(y + z)^4))) + (30*Zeta[5])/(-1 + z)^3) + Nc^3*((689328 - 582271*y - 1271599*z)/(10368*y*(-1 + z)*(y + z)) - ((I/1728)*Pi*(-96804 + 70279*y + 167083*z))/(y*(-1 + z)*(y + z)) + ((I/240)*Pi^5*(-90 + 28*y + 11*y^2 + 360*z - 182*y*z + 26*y^2*z - 540*z^2 + 234*y*z^2 + 35*y^2*z^2 + 360*z^3 - 130*y*z^3 - 90*z^4 + 50*y*z^4))/(y*(-1 + z)^4*(-1 + y + z)^2) - ((I/864)*Pi^3*(-8250*y^2 + 8678*y^3 + 5730*y^4 - 6158*y^5 + 19524*y*z - 11394*y^2*z + 11711*y^3*z - 23186*y^4*z + 3519*y^5*z + 3132*z^2 - 82719*y*z^2 + 91353*y^2*z^2 - 47686*y^3*z^2 + 9539*y^4*z^2 - 13363*z^3 + 130215*y*z^3 - 101438*y^2*z^3 + 19380*y^3*z^3 + 20201*z^4 - 83621*y*z^4 + 27090*y^2*z^4 - 12841*z^5 + 16601*y*z^5 + 2871*z^6))/(y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(126168*y^2 - 317835*y^3 + 217523*y^4 - 25856*y^5 + 20544*y*z - 868305*y^2*z + 1450923*y^3*z - 673686*y^4*z + 75264*y^5*z + 26784*z^2 - 529545*y*z^2 + 2556675*y^2*z^2 - 2509125*y^3*z^2 + 604387*y^4*z^2 - 243891*z^3 + 1818929*y*z^3 - 3522179*y^2*z^3 + 1524261*y^3*z^3 + 628062*z^4 - 2292471*y*z^4 + 1757049*y^2*z^4 - 631587*z^5 + 982543*y*z^5 + 220632*z^6))/(10368*y*(-1 + z)^2* (-1 + y + z)^2*(y + z)^3) + (Pi^4*(43122*y^3 - 97342*y^4 + 53618*y^5 + 12203*y^6 - 11457*y^7 - 67974*y^2*z - 33858*y^3*z + 263239*y^4*z - 126752*y^5*z - 66692*y^6*z + 31893*y^7*z + 10962*y*z^2 + 383808*y^2*z^2 - 541713*y^3*z^2 + 70506*y^4*z^2 - 26850*y^5*z^2 + 140970*y^6*z^2 - 38115*y^7*z^2 + 3654*z^3 - 52996*y*z^3 - 931801*y^2*z^3 + 1728584*y^3*z^3 - 968186*y^4*z^3 + 348214*y^5*z^3 - 142268*y^6*z^3 + 15231*y^7*z^3 - 18108*z^4 + 92521*y*z^4 + 1259815*y^2*z^4 - 2351741*y^3*z^4 + 1329950*y^4*z^4 - 362896*y^5*z^4 + 50891*y^6*z^4 + 36180*z^5 - 58932*y*z^5 - 1031100*y^2*z^5 + 1683519*y^3*z^5 - 744765*y^4*z^5 + 114666*y^5*z^5 - 36432*z^6 - 12656*y*z^6 + 509314*y^2*z^6 - 611864*y^3*z^6 + 151494*y^4*z^6 + 18486*z^7 + 31232*y*z^7 - 135973*y^2*z^7 + 86399*y^3*z^7 - 3780*z^8 - 10131*y*z^8 + 13911*y^2*z^8))/(8640*(-1 + y)*y^2*(-1 + z)^4* (-1 + y + z)^2*(y + z)^3) + ((((-3*I)/4)*Pi*(-22 + 5*y + 22*z))/(y*(-1 + z)*(-1 + y + z)) + (Pi^2*(-11 + 37*y - 13*y^2 + 22*z - 48*y*z - 11*z^2 + 11*y*z^2))/ (12*y*(-1 + z)^2*(-1 + y + z)^2) + (1683*y - 972*y^2 - 58*y^3 - 2505*y*z + 856*y^2*z + 150*z^2 + 764*y*z^2 - 150*z^3)/ (24*y*(-1 + z)*(-1 + y + z)*(y + z)^2))*G[0, 0, 0, y] + (((-1/24*I)*Pi*(221 - 221*y - 311*z + 396*y*z + 90*z^2))/ (y*(-1 + z)^2*(-1 + y + z)) + (Pi^2*(785 - 1614*y + 829*y^2 - 3140*z + 4834*y*z - 1694*y^2*z + 4710*z^2 - 4710*y*z^2 + 811*y^2*z^2 - 3140*z^3 + 1446*y*z^3 + 785*z^4 + 44*y*z^4))/(48*y*(-1 + z)^4*(-1 + y + z)^2) + (-4824*y^2 + 8062*y^3 - 3238*y^4 - 1233*y*z + 27392*y^2*z - 25978*y^3*z + 3040*y^4*z - 1458*z^2 + 8719*y*z^2 - 46940*y^2*z^2 + 21060*y^3*z^2 - 288*y^4*z^2 + 4536*z^3 - 13751*y*z^3 + 27888*y^2*z^3 - 4116*y^3*z^3 - 4698*z^4 + 6439*y*z^4 - 4002*y^2*z^4 + 1620*z^5 - 174*y*z^5)/(72*y^2*(-1 + z)^3*(-1 + y + z)* (y + z)^2))*G[0, 0, 0, z] + (Pi^2*(29*y^4 - 58*y^5 + 127*y^6 - 113*y^7 + 35*y^8 - 16*y^3*z - 90*y^4*z + 556*y^5*z - 706*y^6*z + 296*y^7*z + 42*y^2*z^2 - 44*y^3*z^2 + 747*y^4*z^2 - 1616*y^5*z^2 + 961*y^6*z^2 - 43*y^7*z^2 + 28*y*z^3 - 260*y^2*z^3 + 672*y^3*z^3 - 1792*y^4*z^3 + 1516*y^5*z^3 - 172*y^6*z^3 + 7*z^4 - 150*y*z^4 + 639*y^2*z^4 - 1261*y^3*z^4 + 1313*y^4*z^4 - 258*y^5*z^4 - 34*z^5 + 276*y*z^5 - 666*y^2*z^5 + 692*y^3*z^5 - 172*y^4*z^5 + 57*z^6 - 214*y*z^6 + 245*y^2*z^6 - 43*y^3*z^6 - 40*z^7 + 60*y*z^7 + 10*z^8)*G[0, 0, 1, y])/ (24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(29*y^4 - 58*y^5 + 35*y^6 - 50*y^7 + 18*y^8 - 16*y^3*z - 148*y^4*z + 304*y^5*z - 340*y^6*z + 240*y^7*z - 40*y^8*z + 42*y^2*z^2 - 12*y^3*z^2 + 404*y^4*z^2 - 936*y^5*z^2 + 990*y^6*z^2 - 352*y^7*z^2 + 16*y^8*z^2 + 28*y*z^3 - 344*y^2*z^3 + 376*y^3*z^3 - 916*y^4*z^3 + 1744*y^5*z^3 - 1148*y^6*z^3 + 152*y^7*z^3 + 7*z^4 - 206*y*z^4 + 1109*y^2*z^4 - 1114*y^3*z^4 + 1459*y^4*z^4 - 1658*y^5*z^4 + 483*y^6*z^4 - 14*y^7*z^4 - 48*z^5 + 604*y*z^5 - 1836*y^2*z^5 + 1464*y^3*z^5 - 1248*y^4*z^5 + 664*y^5*z^5 - 56*y^6*z^5 + 132*z^6 - 916*y*z^6 + 1664*y^2*z^6 - 940*y^3*z^6 + 470*y^4*z^6 - 84*y^5*z^6 - 188*z^7 + 764*y*z^7 - 788*y^2*z^7 + 256*y^3*z^7 - 56*y^4*z^7 + 147*z^8 - 334*y*z^8 + 153*y^2*z^8 - 14*y^3*z^8 - 60*z^9 + 60*y*z^9 + 10*z^10)*G[0, 0, 1, z])/ (24*y^3*(-1 + z)^4*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(248*y^4 - 496*y^5 + 310*y^6 - 95*y^7 + 33*y^8 - 64*y^3*z - 880*y^4*z + 1688*y^5*z - 1000*y^6*z + 256*y^7*z + 432*y^2*z^2 - 672*y^3*z^2 + 2012*y^4*z^2 - 2458*y^5*z^2 + 1004*y^6*z^2 - 29*y^7*z^2 + 288*y*z^3 - 2400*y^2*z^3 + 3000*y^3*z^3 - 2756*y^4*z^3 + 1572*y^5*z^3 - 116*y^6*z^3 + 72*z^4 - 1360*y*z^4 + 4758*y^2*z^4 - 3823*y^3*z^4 + 1525*y^4*z^4 - 174*y^5*z^4 - 304*z^5 + 2336*y*z^5 - 4044*y^2*z^5 + 1588*y^3*z^5 - 116*y^4*z^5 + 472*z^6 - 1744*y*z^6 + 1254*y^2*z^6 - 29*y^3*z^6 - 320*z^7 + 480*y*z^7 + 80*z^8)* G[0, 0, 1 - y, z])/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (((I/24)*Pi*(236*y^3 + 464*y^4 - 1077*y^5 + 479*y^6 - 85*y^7 + 1058*y^2*z - 3078*y^3*z - 654*y^4*z + 3566*y^5*z - 1110*y^6*z + 90*y^7*z + 1791*y*z^2 - 7760*y^2*z^2 + 9714*y^3*z^2 + 1368*y^4*z^2 - 3659*y^5*z^2 + 651*y^6*z^2 + 324*z^3 - 6480*y*z^3 + 15748*y^2*z^3 - 10464*y^3*z^3 - 1842*y^4*z^3 + 1200*y^5*z^3 - 972*z^4 + 8074*y*z^4 - 12203*y^2*z^4 + 3585*y^3*z^4 + 684*y^4*z^4 + 972*z^5 - 3782*y*z^5 + 3100*y^2*z^5 + 12*y^3*z^5 - 324*z^6 + 307*y*z^6 + 57*y^2*z^6 + 90*y*z^7))/(y^2*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(523*y^4 - 1046*y^5 + 373*y^6 + 129*y^7 - 29*y^8 - 1274*y^3*z + 460*y^4*z + 1260*y^5*z - 230*y^6*z - 316*y^7*z - 228*y^2*z^2 + 5568*y^3*z^2 - 5660*y^4*z^2 + 1392*y^5*z^2 - 601*y^6*z^2 + 71*y^7*z^2 - 152*y*z^3 + 1240*y^2*z^3 - 9828*y^3*z^3 + 8364*y^4*z^3 - 2148*y^5*z^3 + 284*y^6*z^3 - 38*z^4 + 700*y*z^4 - 2544*y^2*z^4 + 8177*y^3*z^4 - 4000*y^4*z^4 + 426*y^5*z^4 + 156*z^5 - 1184*y*z^5 + 2280*y^2*z^5 - 2714*y^3*z^5 + 284*y^4*z^5 - 238*z^6 + 876*y*z^6 - 748*y^2*z^6 + 71*y^3*z^6 + 160*z^7 - 240*y*z^7 - 40*z^8))/(24*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + (-324*y^4 + 720*y^5 - 396*y^6 + 10156*y^3*z - 10778*y^4*z - 7167*y^5*z + 9391*y^6*z - 2195*y^7*z + 13666*y^2*z^2 - 62100*y^3*z^2 + 25596*y^4*z^2 + 40840*y^5*z^2 - 22188*y^6*z^2 + 468*y^7*z^2 + 24300*y*z^3 - 92608*y^2*z^3 + 121248*y^3*z^3 + 17364*y^4*z^3 - 59485*y^5*z^3 + 6285*y^6*z^3 + 6552*z^4 - 90786*y*z^4 + 169118*y^2*z^4 - 78048*y^3*z^4 - 50448*y^4*z^4 + 14730*y^5*z^4 - 19656*z^5 + 114455*y*z^5 - 110641*y^2*z^5 + 4521*y^3*z^5 + 11682*y^4*z^5 + 19656*z^6 - 53230*y*z^6 + 20216*y^2*z^6 + 2496*y^3*z^6 - 6552*z^7 + 4739*y*z^7 + 249*y^2*z^7 + 522*y*z^8)/(144*y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^4))*G[0, 1, 0, y] + (((I/24)*Pi*(-1226*y^3 + 1588*y^4 - 53*y^5 - 273*y^6 - 36*y^7 - 1850*y^2*z + 10136*y^3*z - 8370*y^4*z - 357*y^5*z + 657*y^6*z - 18*y^7*z - 1593*y*z^2 + 12814*y^2*z^2 - 30534*y^3*z^2 + 15654*y^4*z^2 + 1101*y^5*z^2 - 999*y^6*z^2 + 162*y^7*z^2 - 324*z^3 + 7569*y*z^3 - 31700*y^2*z^3 + 43628*y^3*z^3 - 12874*y^4*z^3 - 2035*y^5*z^3 + 1047*y^6*z^3 + 1368*z^4 - 13578*y*z^4 + 36965*y^2*z^4 - 30758*y^3*z^4 + 3102*y^4*z^4 + 1992*y^5*z^4 - 2160*z^5 + 11232*y*z^5 - 21103*y^2*z^5 + 8778*y^3*z^5 + 1332*y^4*z^5 + 1512*z^6 - 4023*y*z^6 + 4997*y^2*z^6 + 84*y^3*z^6 - 396*z^7 + 375*y*z^7 - 123*y^2*z^7 + 18*y*z^8))/(y^2*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + (324*y^4 - 648*y^5 + 324*y^6 - 19510*y^3*z + 28166*y^4*z - 1811*y^5*z - 7081*y^6*z + 236*y^7*z - 19486*y^2*z^2 + 127762*y^3*z^2 - 114910*y^4*z^2 - 9199*y^5*z^2 + 19807*y^6*z^2 - 878*y^7*z^2 - 19722*y*z^3 + 123410*y^2*z^3 - 312330*y^3*z^3 + 153252*y^4*z^3 + 44579*y^5*z^3 - 21315*y^6*z^3 + 678*y^7*z^3 - 5508*z^4 + 88860*y*z^4 - 275318*y^2*z^4 + 357822*y^3*z^4 - 58632*y^4*z^4 - 53609*y^5*z^4 + 8409*y^6*z^4 + 20712*z^5 - 147097*y*z^5 + 279153*y^2*z^5 - 186180*y^3*z^5 - 27394*y^4*z^5 + 20904*y^5*z^5 - 27648*z^6 + 105015*y*z^6 - 127941*y^2*z^6 + 25962*y^3*z^6 + 19338*y^4*z^6 + 13752*z^7 - 25269*y*z^7 + 19537*y^2*z^7 + 6510*y^3*z^7 + 132*z^8 - 2087*y*z^8 + 645*y^2*z^8 - 1440*z^9 + 300*y*z^9)/(144*y^2*(-1 + z)^3*z*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(533*y^4 - 1066*y^5 + 272*y^6 + 394*y^7 - 152*y^8 - 1432*y^3*z - 336*y^4*z + 2856*y^5*z + 488*y^6*z - 1876*y^7*z + 300*y^8*z - 366*y^2*z^2 + 9316*y^3*z^2 - 8240*y^4*z^2 + 1600*y^5*z^2 - 4352*y^6*z^2 + 2652*y^7*z^2 - 154*y^8*z^2 - 244*y*z^3 + 2672*y^2*z^3 - 26380*y^3*z^3 + 27236*y^4*z^3 - 12400*y^5*z^3 + 6520*y^6*z^3 - 1284*y^7*z^3 - 61*z^4 + 1578*y*z^4 - 8190*y^2*z^4 + 41394*y^3*z^4 - 37399*y^4*z^4 + 14478*y^5*z^4 - 3324*y^6*z^4 + 90*y^7*z^4 + 364*z^5 - 4232*y*z^5 + 13360*y^2*z^5 - 37668*y^3*z^5 + 24920*y^4*z^5 - 6032*y^5*z^5 + 360*y^6*z^5 - 906*z^6 + 6028*y*z^6 - 12170*y^2*z^6 + 18784*y^3*z^6 - 7080*y^4*z^6 + 540*y^5*z^6 + 1204*z^7 - 4812*y*z^7 + 5856*y^2*z^7 - 4104*y^3*z^7 + 360*y^4*z^7 - 901*z^8 + 2042*y*z^8 - 1162*y^2*z^8 + 90*y^3*z^8 + 360*z^9 - 360*y*z^9 - 60*z^10))/(24*y^3*(-1 + z)^4*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 0, z] + (Pi^2*(21 - 42*y - 54*y^2 + 93*y^3 - 29*y^4 - 82*z + 124*y*z + 108*y^2*z - 128*y^3*z + 121*z^2 - 122*y*z^2 - 54*y^2*z^2 + 35*y^3*z^2 - 80*z^3 + 40*y*z^3 + 20*z^4)*G[0, 1, 1, y])/ (24*y^3*(-1 + z)^2*(-1 + y + z)^2) + (Pi^2*(-17*y^4 + 34*y^5 - 12*y^6 + 19*y^7 - 10*y^8 - 332*y^3*z + 730*y^4*z - 412*y^5*z + 100*y^6*z - 58*y^7*z - 366*y^2*z^2 + 2052*y^3*z^2 - 2417*y^4*z^2 + 836*y^5*z^2 - 144*y^6*z^2 - y^7*z^2 - 244*y*z^3 + 1940*y^2*z^3 - 4380*y^3*z^3 + 2788*y^4*z^3 - 492*y^5*z^3 - 4*y^6*z^3 - 61*z^4 + 1090*y*z^4 - 3678*y^2*z^4 + 3951*y^3*z^4 - 1090*y^4*z^4 - 6*y^5*z^4 + 242*z^5 - 1808*y*z^5 + 3000*y^2*z^5 - 1290*y^3*z^5 - 4*y^4*z^5 - 361*z^6 + 1322*y*z^6 - 896*y^2*z^6 - y^3*z^6 + 240*z^7 - 360*y*z^7 - 60*z^8)*G[0, 1, 1, z])/ (24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(72*y^4 - 144*y^5 + 56*y^6 + 14*y^7 - y^8 + 222*y^3*z - 730*y^4*z + 588*y^5*z - 56*y^6*z - 30*y^7*z + 366*y^2*z^2 - 1612*y^3*z^2 + 2021*y^4*z^2 - 660*y^5*z^2 - 54*y^6*z^2 + 12*y^7*z^2 + 244*y*z^3 - 1940*y^2*z^3 + 3676*y^3*z^3 - 2084*y^4*z^3 + 140*y^5*z^3 + 48*y^6*z^3 + 61*z^4 - 1090*y*z^4 + 3667*y^2*z^4 - 3390*y^3*z^4 + 672*y^4*z^4 + 72*y^5*z^4 - 242*z^5 + 1808*y*z^5 - 2978*y^2*z^5 + 1092*y^3*z^5 + 48*y^4*z^5 + 361*z^6 - 1322*y*z^6 + 885*y^2*z^6 + 12*y^3*z^6 - 240*z^7 + 360*y*z^7 + 60*z^8)* G[0, 1, 1 - y, z])/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(165*y^4 - 330*y^5 + 212*y^6 - 75*y^7 + 28*y^8 + 198*y^3*z - 1060*y^4*z + 1380*y^5*z - 724*y^6*z + 206*y^7*z + 528*y^2*z^2 - 1864*y^3*z^2 + 3014*y^4*z^2 - 2220*y^5*z^2 + 756*y^6*z^2 - 19*y^7*z^2 + 352*y*z^3 - 2840*y^2*z^3 + 4960*y^3*z^3 - 3808*y^4*z^3 + 1396*y^5*z^3 - 76*y^6*z^3 + 88*z^4 - 1600*y*z^4 + 5491*y^2*z^4 - 5195*y^3*z^4 + 1793*y^4*z^4 - 114*y^5*z^4 - 356*z^5 + 2684*y*z^5 - 4574*y^2*z^5 + 1920*y^3*z^5 - 76*y^4*z^5 + 538*z^6 - 1976*y*z^6 + 1395*y^2*z^6 - 19*y^3*z^6 - 360*z^7 + 540*y*z^7 + 90*z^8)* G[0, 1 - y, 0, z])/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(112*y^4 - 224*y^5 + 117*y^6 + 6*y^7 - y^8 + 184*y^3*z - 820*y^4*z + 880*y^5*z - 210*y^6*z - 14*y^7*z + 408*y^2*z^2 - 1568*y^3*z^2 + 2240*y^4*z^2 - 1052*y^5*z^2 + 71*y^6*z^2 + 4*y^7*z^2 + 272*y*z^3 - 2200*y^2*z^3 + 3908*y^3*z^3 - 2444*y^4*z^3 + 368*y^5*z^3 + 16*y^6*z^3 + 68*z^4 - 1240*y*z^4 + 4229*y^2*z^4 - 3842*y^3*z^4 + 895*y^4*z^4 + 24*y^5*z^4 - 276*z^5 + 2084*y*z^5 - 3490*y^2*z^5 + 1314*y^3*z^5 + 16*y^4*z^5 + 418*z^6 - 1536*y*z^6 + 1053*y^2*z^6 + 4*y^3*z^6 - 280*z^7 + 420*y*z^7 + 70*z^8)* G[0, 1 - y, 1, z])/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(134*y^4 - 268*y^5 + 178*y^6 - 104*y^7 + 96*y^8 - 36*y^9 + 206*y^3*z - 1084*y^4*z + 1456*y^5*z - 950*y^6*z + 612*y^7*z - 240*y^8*z + 474*y^2*z^2 - 1986*y^3*z^2 + 3741*y^4*z^2 - 3384*y^5*z^2 + 2022*y^6*z^2 - 744*y^7*z^2 + 316*y*z^3 - 3014*y^2*z^3 + 6384*y^3*z^3 - 6475*y^4*z^3 + 3976*y^5*z^3 - 1474*y^6*z^3 + 20*y^7*z^3 + 79*z^4 - 1746*y*z^4 + 7441*y^2*z^4 - 9400*y^3*z^4 + 5569*y^4*z^4 - 1936*y^5*z^4 + 80*y^6*z^4 - 397*z^5 + 3822*y*z^5 - 8979*y^2*z^5 + 6582*y^3*z^5 - 1965*y^4*z^5 + 120*y^5*z^5 + 797*z^6 - 4150*y*z^6 + 5321*y^2*z^6 - 1806*y^3*z^6 + 80*y^4*z^6 - 799*z^7 + 2238*y*z^7 - 1243*y^2*z^7 + 20*y^3*z^7 + 400*z^8 - 480*y*z^8 - 80*z^9)*G[0, 1 - y, 1 - y, z])/ (24*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(165*y^4 - 330*y^5 + 160*y^6 - 12*y^7 + 33*y^8 - 18*y^9 - 66*y^3*z - 705*y^4*z + 1246*y^5*z - 528*y^6*z + 156*y^7*z - 105*y^8*z + 264*y^2*z^2 - 246*y^3*z^2 + 1446*y^4*z^2 - 1830*y^5*z^2 + 774*y^6*z^2 - 252*y^7*z^2 + 176*y*z^3 - 1744*y^2*z^3 + 1848*y^3*z^3 - 1806*y^4*z^3 + 1374*y^5*z^3 - 478*y^6*z^3 + 44*z^4 - 1016*y*z^4 + 4387*y^2*z^4 - 3420*y^3*z^4 + 1302*y^4*z^4 - 478*y^5*z^4 - 232*z^5 + 2292*y*z^5 - 5337*y^2*z^5 + 2610*y^3*z^5 - 402*y^4*z^5 + 482*z^6 - 2540*y*z^6 + 3169*y^2*z^6 - 726*y^3*z^6 - 494*z^7 + 1388*y*z^7 - 739*y^2*z^7 + 250*z^8 - 300*y*z^8 - 50*z^9)*G[0, -y, 1 - y, z])/ (12*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + (((I/24)*Pi*(2970*y - 7128*y^2 + 4987*y^3 - 901*y^4 + 72*y^5 - 594*z - 5346*y*z + 11397*y^2*z - 6646*y^3*z + 1045*y^4*z + 1782*z^2 + 1299*y*z^2 - 5028*y^2*z^2 + 1659*y^3*z^2 - 1547*z^3 + 932*y*z^3 + 615*y^2*z^3 + 215*z^4 + 73*y*z^4 + 144*z^5))/ (y*(-1 + z)*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(66*y^2 - 132*y^3 - 52*y^4 + 85*y^5 + 23*y^6 - 132*y*z - 208*y^3*z + 444*y^4*z - 124*y^5*z + 528*y*z^2 - 1104*y^2*z^2 + 1322*y^3*z^2 - 778*y^4*z^2 + 131*y^5*z^2 - 1264*y*z^3 + 2284*y^2*z^3 - 1676*y^3*z^3 + 524*y^4*z^3 - 118*z^4 + 1557*y*z^4 - 1747*y^2*z^4 + 786*y^3*z^4 + 236*z^5 - 820*y*z^5 + 524*y^2*z^5 - 118*z^6 + 131*y*z^6))/(24*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (360*y^4 - 720*y^5 + 360*y^6 + 20571*y^2*z - 48276*y^3*z + 32113*y^4*z - 3640*y^5*z - 732*y^6*z - 6411*y*z^2 - 30159*y^2*z^2 + 71733*y^3*z^2 - 39355*y^4*z^2 + 3616*y^5*z^2 - 2340*z^3 + 23157*y*z^3 - 5646*y^2*z^3 - 23349*y^3*z^3 + 6882*y^4*z^3 + 4680*z^4 - 22244*y*z^4 + 16856*y^2*z^4 + 636*y^3*z^4 - 2340*z^5 + 4850*y*z^5 - 1250*y^2*z^5 + 648*y*z^6)/(144*y^2*(-1 + z)*z* (-1 + y + z)^2*(y + z)^3))*G[1, 0, 0, y] + ((Pi^2*(-34 + 68*y - 162*y^2 + 170*y^3 - 50*y^4 + 206*z - 342*y*z + 648*y^2*z - 584*y^3*z + 104*y^4*z - 519*z^2 + 688*y*z^2 - 972*y^2*z^2 + 720*y^3*z^2 - 48*y^4*z^2 + 696*z^3 - 692*y*z^3 + 648*y^2*z^3 - 376*y^3*z^3 - 524*z^4 + 348*y*z^4 - 162*y^2*z^4 + 70*y^3*z^4 + 210*z^5 - 70*y*z^5 - 35*z^6))/(12*y^3*(-1 + z)^4* (-1 + y + z)^2) + ((I/24)*Pi*(-2970*y^2 + 4392*y^3 - 729*y^4 - 557*y^5 - 136*y^6 + 594*y*z + 14958*y^2*z - 18567*y^3*z + 1632*y^4*z + 1715*y^5*z - 116*y^6*z - 4050*y*z^2 - 29943*y^2*z^2 + 29838*y^3*z^2 + 426*y^4*z^2 - 2779*y^5*z^2 + 144*y^6*z^2 - 360*z^3 + 10719*y*z^3 + 30196*y^2*z^3 - 20812*y^3*z^3 - 3564*y^4*z^3 + 1297*y^5*z^3 + 1440*z^4 - 13869*y*z^4 - 15508*y^2*z^4 + 4462*y^3*z^4 + 1911*y^4*z^4 - 2160*z^5 + 8883*y*z^5 + 3374*y^2*z^5 + 579*y^3*z^5 + 1440*z^6 - 2349*y*z^6 - 107*y^2*z^6 - 360*z^7 + 72*y*z^7))/(y^2*(-1 + z)^3*(-1 + y + z)^2* (y + z)^3) + (-22947*y^2 + 31248*y^3 + 582*y^4 - 7346*y^5 - 1537*y^6 + 3243*y*z + 108801*y^2*z - 114168*y^3*z - 15738*y^4*z + 20549*y^5*z + 997*y^6*z + 1548*z^2 - 34539*y*z^2 - 185760*y^2*z^2 + 148110*y^3*z^2 + 48513*y^4*z^2 - 25267*y^5*z^2 + 504*y^6*z^2 - 13524*z^3 + 115530*y*z^3 + 132724*y^2*z^3 - 63865*y^3*z^3 - 58299*y^4*z^3 + 11956*y^5*z^3 + 38688*z^4 - 172746*y*z^4 - 24187*y^2*z^4 - 18173*y^3*z^4 + 24834*y^4*z^4 - 50400*z^5 + 121839*y*z^5 - 13057*y^2*z^5 + 16812*y^3*z^5 + 31092*z^6 - 34323*y*z^6 + 4426*y^2*z^6 - 7404*z^7 + 996*y*z^7)/ (144*y^2*(-1 + z)^3*(-1 + y + z)^2*(y + z)^3))*G[1, 0, 0, z] + (Pi^2*(-218*y^4 + 436*y^5 - 278*y^6 + 85*y^7 - 29*y^8 - 344*y^3*z + 1560*y^4*z - 1892*y^5*z + 896*y^6*z - 228*y^7*z - 780*y^2*z^2 + 2936*y^3*z^2 - 4512*y^4*z^2 + 2986*y^5*z^2 - 900*y^6*z^2 + 27*y^7*z^2 - 520*y*z^3 + 4160*y^2*z^3 - 7504*y^3*z^3 + 5556*y^4*z^3 - 1808*y^5*z^3 + 108*y^6*z^3 - 130*z^4 + 2340*y*z^4 - 7990*y^2*z^4 + 7661*y^3*z^4 - 2523*y^4*z^4 + 162*y^5*z^4 + 520*z^5 - 3900*y*z^5 + 6620*y^2*z^5 - 2776*y^3*z^5 + 108*y^4*z^5 - 780*z^6 + 2860*y*z^6 - 2010*y^2*z^6 + 27*y^3*z^6 + 520*z^7 - 780*y*z^7 - 130*z^8)* G[1, 0, 1, y])/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-70 + 140*y - 53*y^2 + y^3 - 2*y^4 + 280*z - 420*y*z + 106*y^2*z + 2*y^3*z - 420*z^2 + 420*y*z^2 - 53*y^2*z^2 - 3*y^3*z^2 + 280*z^3 - 140*y*z^3 - 70*z^4)*G[1, 0, 1, z])/ (24*y^3*(-1 + z)^2*(-1 + y + z)^2) + (Pi^2*(50 - 100*y + 36*y^2 + 19*y^3 - 5*y^4 - 200*z + 300*y*z - 72*y^2*z - 28*y^3*z + 300*z^2 - 300*y*z^2 + 36*y^2*z^2 + 9*y^3*z^2 - 200*z^3 + 100*y*z^3 + 50*z^4)*G[1, 0, 1 - y, z])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2) + (((-1/24*I)*Pi*(259*y^3 + 292*y^4 - 929*y^5 + 445*y^6 - 67*y^7 - 662*y^2*z + 2340*y^3*z - 4256*y^4*z + 3314*y^5*z - 916*y^6*z + 72*y^7*z - 1890*y*z^2 + 8930*y^2*z^2 - 13056*y^3*z^2 + 9406*y^4*z^2 - 3275*y^5*z^2 + 491*y^6*z^2 - 324*z^3 + 9900*y*z^3 - 24492*y^2*z^3 + 19080*y^3*z^3 - 6028*y^4*z^3 + 920*y^5*z^3 + 1728*z^4 - 18612*y*z^4 + 25179*y^2*z^4 - 8746*y^3*z^4 + 606*y^4*z^4 - 3204*z^5 + 15156*y*z^5 - 9050*y^2*z^5 + 128*y^3*z^5 + 2520*z^6 - 4626*y*z^6 + 95*y^2*z^6 - 720*z^7 + 72*y*z^7))/ (y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(502*y^4 - 1004*y^5 + 565*y^6 - 93*y^7 + 32*y^8 - 1358*y^3*z + 710*y^4*z + 1904*y^5*z - 1502*y^6*z + 250*y^7*z - 354*y^2*z^2 + 6148*y^3*z^2 - 5125*y^4*z^2 - 1354*y^5*z^2 + 1245*y^6*z^2 - 29*y^7*z^2 - 236*y*z^3 + 1900*y^2*z^3 - 10288*y^3*z^3 + 5740*y^4*z^3 + 756*y^5*z^3 - 116*y^6*z^3 - 59*z^4 + 1070*y*z^4 - 3574*y^2*z^4 + 7471*y^3*z^4 - 1679*y^4*z^4 - 174*y^5*z^4 + 238*z^5 - 1792*y*z^5 + 2864*y^2*z^5 - 1944*y^3*z^5 - 116*y^4*z^5 - 359*z^6 + 1318*y*z^6 - 836*y^2*z^6 - 29*y^3*z^6 + 240*z^7 - 360*y*z^7 - 60*z^8))/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-324*y^4 + 1008*y^5 - 1044*y^6 + 360*y^7 + 12112*y^3*z - 33848*y^4*z + 26513*y^5*z - 5532*y^6*z + 755*y^7*z + 12142*y^2*z^2 - 98262*y^3*z^2 + 161486*y^4*z^2 - 87658*y^5*z^2 + 14806*y^6*z^2 + 612*y^7*z^2 + 20352*y*z^3 - 125224*y^2*z^3 + 302433*y^3*z^3 - 267376*y^4*z^3 + 79435*y^5*z^3 - 1322*y^6*z^3 + 6084*z^4 - 121578*y*z^4 + 351682*y^2*z^4 - 392212*y^3*z^4 + 161466*y^4*z^4 - 8936*y^5*z^4 - 30636*z^5 + 253048*y*z^5 - 388068*y^2*z^5 + 189928*y^3*z^5 - 14496*y^4*z^5 + 55308*z^6 - 224510*y*z^6 + 155986*y^2*z^6 - 12272*y^3*z^6 - 43044*z^7 + 74428*y*z^7 - 6518*y^2*z^7 + 12288*z^8 - 1740*y*z^8)/(144*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^4))*G[1, 1, 0, y] + G[-y, -y, z]*((-5*(49*y^4 - 98*y^5 + 47*y^6 - 68*y^3*z + 36*y^4*z + 24*y^5*z + 30*y^2*z^2 + 68*y^3*z^2 - 60*y^4*z^2 + 20*y*z^3 - 112*y^2*z^3 + 20*y^3*z^3 + 5*z^4 - 58*y*z^4 + 87*y^2*z^4 - 12*z^5 + 36*y*z^5 + 6*z^6)*G[0, 1, 0, y])/(2*y^3*(-1 + y + z)^2*(y + z)^4) - (5*(49*y^4 - 98*y^5 + 47*y^6 - 68*y^3*z + 36*y^4*z + 24*y^5*z + 30*y^2*z^2 + 68*y^3*z^2 - 60*y^4*z^2 + 20*y*z^3 - 112*y^2*z^3 + 20*y^3*z^3 + 5*z^4 - 58*y*z^4 + 87*y^2*z^4 - 12*z^5 + 36*y*z^5 + 6*z^6)*G[1, 1, 0, y])/(2*y^3*(-1 + y + z)^2*(y + z)^4)) + G[-y, 0, z]*(((117*y^4 - 234*y^5 + 113*y^6 - 192*y^3*z + 144*y^4*z + 32*y^5*z + 42*y^2*z^2 + 276*y^3*z^2 - 222*y^4*z^2 + 28*y*z^3 - 176*y^2*z^3 - 48*y^3*z^3 + 7*z^4 - 94*y*z^4 + 143*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6)*G[0, 1, 0, y])/(2*y^3*(-1 + y + z)^2* (y + z)^4) + ((-329*y^4 + 658*y^5 - 315*y^6 + 268*y^3*z + 132*y^4*z - 344*y^5*z - 390*y^2*z^2 + 284*y^3*z^2 - 144*y^4*z^2 - 260*y*z^3 + 1360*y^2*z^3 - 796*y^3*z^3 - 65*z^4 + 690*y*z^4 - 1031*y^2*z^4 + 140*z^5 - 420*y*z^5 - 70*z^6)*G[1, 0, 0, y])/ (4*y^3*(-1 + y + z)^2*(y + z)^4) + ((137*y^4 - 274*y^5 + 133*y^6 - 112*y^3*z - 56*y^4*z + 152*y^5*z + 162*y^2*z^2 - 124*y^3*z^2 + 78*y^4*z^2 + 108*y*z^3 - 576*y^2*z^3 + 352*y^3*z^3 + 27*z^4 - 294*y*z^4 + 443*y^2*z^4 - 60*z^5 + 180*y*z^5 + 30*z^6)*G[1, 1, 0, y])/(4*y^3*(-1 + y + z)^2* (y + z)^4)) + G[1 - y, -y, z]* (((-54*y^4 + 108*y^5 - 53*y^6 + 12*y^7 - 33*y^8 + 18*y^9 - 18*y^3*z + 304*y^4*z - 444*y^5*z + 207*y^6*z - 156*y^7*z + 105*y^8*z - 126*y^2*z^2 + 334*y^3*z^2 - 789*y^4*z^2 + 756*y^5*z^2 - 453*y^6*z^2 + 252*y^7*z^2 - 84*y*z^3 + 786*y^2*z^3 - 1228*y^3*z^3 + 1131*y^4*z^3 - 744*y^5*z^3 + 371*y^6*z^3 - 21*z^4 + 454*y*z^4 - 1902*y^2*z^4 + 1872*y^3*z^4 - 874*y^4*z^4 + 342*y^5*z^4 + 103*z^5 - 978*y*z^5 + 2250*y^2*z^5 - 1306*y^3*z^5 + 282*y^4*z^5 - 203*z^6 + 1050*y*z^6 - 1308*y^2*z^6 + 346*y^3*z^6 + 201*z^7 - 562*y*z^7 + 300*y^2*z^7 - 100*z^8 + 120*y*z^8 + 20*z^9)*G[0, 1, 0, y])/ (2*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((-54*y^4 + 108*y^5 - 53*y^6 + 12*y^7 - 33*y^8 + 18*y^9 - 18*y^3*z + 304*y^4*z - 444*y^5*z + 207*y^6*z - 156*y^7*z + 105*y^8*z - 126*y^2*z^2 + 334*y^3*z^2 - 789*y^4*z^2 + 756*y^5*z^2 - 453*y^6*z^2 + 252*y^7*z^2 - 84*y*z^3 + 786*y^2*z^3 - 1228*y^3*z^3 + 1131*y^4*z^3 - 744*y^5*z^3 + 371*y^6*z^3 - 21*z^4 + 454*y*z^4 - 1902*y^2*z^4 + 1872*y^3*z^4 - 874*y^4*z^4 + 342*y^5*z^4 + 103*z^5 - 978*y*z^5 + 2250*y^2*z^5 - 1306*y^3*z^5 + 282*y^4*z^5 - 203*z^6 + 1050*y*z^6 - 1308*y^2*z^6 + 346*y^3*z^6 + 201*z^7 - 562*y*z^7 + 300*y^2*z^7 - 100*z^8 + 120*y*z^8 + 20*z^9)*G[1, 1, 0, y])/ (2*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4)) + G[0, -y, z]*(((-165*y^4 + 330*y^5 - 160*y^6 + 12*y^7 - 33*y^8 + 18*y^9 + 66*y^3*z + 705*y^4*z - 1246*y^5*z + 528*y^6*z - 156*y^7*z + 105*y^8*z - 264*y^2*z^2 + 246*y^3*z^2 - 1446*y^4*z^2 + 1830*y^5*z^2 - 774*y^6*z^2 + 252*y^7*z^2 - 176*y*z^3 + 1744*y^2*z^3 - 1848*y^3*z^3 + 1806*y^4*z^3 - 1374*y^5*z^3 + 478*y^6*z^3 - 44*z^4 + 1016*y*z^4 - 4387*y^2*z^4 + 3420*y^3*z^4 - 1302*y^4*z^4 + 478*y^5*z^4 + 232*z^5 - 2292*y*z^5 + 5337*y^2*z^5 - 2610*y^3*z^5 + 402*y^4*z^5 - 482*z^6 + 2540*y*z^6 - 3169*y^2*z^6 + 726*y^3*z^6 + 494*z^7 - 1388*y*z^7 + 739*y^2*z^7 - 250*z^8 + 300*y*z^8 + 50*z^9)*G[0, 1, 0, y])/(2*y^3*(-1 + z)^3*(-1 + y + z)^2* (y + z)^4) + ((-165*y^4 + 330*y^5 - 160*y^6 + 12*y^7 - 33*y^8 + 18*y^9 + 66*y^3*z + 705*y^4*z - 1246*y^5*z + 528*y^6*z - 156*y^7*z + 105*y^8*z - 264*y^2*z^2 + 246*y^3*z^2 - 1446*y^4*z^2 + 1830*y^5*z^2 - 774*y^6*z^2 + 252*y^7*z^2 - 176*y*z^3 + 1744*y^2*z^3 - 1848*y^3*z^3 + 1806*y^4*z^3 - 1374*y^5*z^3 + 478*y^6*z^3 - 44*z^4 + 1016*y*z^4 - 4387*y^2*z^4 + 3420*y^3*z^4 - 1302*y^4*z^4 + 478*y^5*z^4 + 232*z^5 - 2292*y*z^5 + 5337*y^2*z^5 - 2610*y^3*z^5 + 402*y^4*z^5 - 482*z^6 + 2540*y*z^6 - 3169*y^2*z^6 + 726*y^3*z^6 + 494*z^7 - 1388*y*z^7 + 739*y^2*z^7 - 250*z^8 + 300*y*z^8 + 50*z^9)*G[1, 1, 0, y])/(2*y^3*(-1 + z)^3*(-1 + y + z)^2* (y + z)^4)) + ((Pi^2*(-80 + 160*y - 63*y^2 - 219*y^3 + 108*y^4 + 320*z - 480*y*z + 126*y^2*z + 222*y^3*z - 480*z^2 + 480*y*z^2 - 63*y^2*z^2 - 3*y^3*z^2 + 320*z^3 - 160*y*z^3 - 80*z^4))/ (24*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((I/12)*Pi*(495*y^2 - 612*y^3 - 165*y^4 + 373*y^5 - 74*y^6 - 99*y*z - 1638*y^2*z + 1143*y^3*z + 1287*y^4*z - 748*y^5*z - 36*y^6*z + 936*y*z^2 + 1053*y^2*z^2 + 381*y^3*z^2 - 1641*y^4*z^2 + 45*y^5*z^2 + 180*z^3 - 2577*y*z^3 + 1111*y^2*z^3 - 1157*y^3*z^3 + 189*y^4*z^3 - 540*z^4 + 2778*y*z^4 - 1084*y^2*z^4 + 135*y^3*z^4 + 540*z^5 - 1074*y*z^5 + 63*y^2*z^5 - 180*z^6 + 36*y*z^6))/ (y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (36*y^4 - 36*y^5 + 2127*y^2*z + 3396*y^3*z - 11140*y^4*z + 3162*y^5*z + 1413*y^6*z + 921*y*z^2 + 9210*y^2*z^2 - 43782*y^3*z^2 + 31388*y^4*z^2 - 963*y^5*z^2 - 468*y^6*z^2 - 252*z^3 + 16152*y*z^3 - 74628*y^2*z^3 + 87198*y^3*z^3 - 22219*y^4*z^3 + 672*y^5*z^3 + 7440*z^4 - 65620*y*z^4 + 117474*y^2*z^4 - 52179*y^3*z^4 + 4770*y^4*z^4 - 20808*z^5 + 79760*y*z^5 - 57525*y^2*z^5 + 6312*y^3*z^5 + 20304*z^6 - 31873*y*z^6 + 3342*y^2*z^6 - 6684*z^7 + 660*y*z^7)/(144*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^3))* G[1, 1, 0, z] + (Pi^2*(147*y^4 - 294*y^5 + 184*y^6 - 60*y^7 + 23*y^8 + 258*y^3*z - 1100*y^4*z + 1284*y^5*z - 608*y^6*z + 166*y^7*z + 552*y^2*z^2 - 2120*y^3*z^2 + 3178*y^4*z^2 - 2046*y^5*z^2 + 618*y^6*z^2 - 14*y^7*z^2 + 368*y*z^3 - 2920*y^2*z^3 + 5312*y^3*z^3 - 3884*y^4*z^3 + 1232*y^5*z^3 - 56*y^6*z^3 + 92*z^4 - 1640*y*z^4 + 5573*y^2*z^4 - 5356*y^3*z^4 + 1738*y^4*z^4 - 84*y^5*z^4 - 364*z^5 + 2716*y*z^5 - 4594*y^2*z^5 + 1920*y^3*z^5 - 56*y^4*z^5 + 542*z^6 - 1984*y*z^6 + 1389*y^2*z^6 - 14*y^3*z^6 - 360*z^7 + 540*y*z^7 + 90*z^8)*G[1, 1, 1, y])/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(10 - 20*y + 7*y^2 - 23*y^3 + 14*y^4 - 40*z + 60*y*z - 14*y^2*z + 18*y^3*z + 60*z^2 - 60*y*z^2 + 7*y^2*z^2 + 5*y^3*z^2 - 40*z^3 + 20*y*z^3 + 10*z^4)*G[1, 1, 1, z])/(12*y^3*(-1 + z)^2* (-1 + y + z)^2) + (Pi^2*(15 - 30*y + 12*y^2 + 7*y^3 - 4*y^4 - 60*z + 90*y*z - 24*y^2*z - 6*y^3*z + 90*z^2 - 90*y*z^2 + 12*y^2*z^2 - y^3*z^2 - 60*z^3 + 30*y*z^3 + 15*z^4)*G[1, 1, 1 - y, z])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2) + (Pi^2*(55 - 110*y + 41*y^2 + 15*y^3 - 3*y^4 - 220*z + 330*y*z - 82*y^2*z - 24*y^3*z + 330*z^2 - 330*y*z^2 + 41*y^2*z^2 + 9*y^3*z^2 - 220*z^3 + 110*y*z^3 + 55*z^4)*G[1, 1 - y, 0, z])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2) + (Pi^2*(25 - 50*y + 19*y^2 + 9*y^3 - 4*y^4 - 100*z + 150*y*z - 38*y^2*z - 10*y^3*z + 150*z^2 - 150*y*z^2 + 19*y^2*z^2 + y^3*z^2 - 100*z^3 + 50*y*z^3 + 25*z^4)*G[1, 1 - y, 1, z])/(12*y^3*(-1 + z)^2* (-1 + y + z)^2) + (Pi^2*(-25 + 50*y - 19*y^2 - 6*y^3 + y^4 + 100*z - 150*y*z + 38*y^2*z + 10*y^3*z - 150*z^2 + 150*y*z^2 - 19*y^2*z^2 - 4*y^3*z^2 + 100*z^3 - 50*y*z^3 - 25*z^4)*G[1, 1 - y, 1 - y, z])/ (6*y^3*(-1 + z)^2*(-1 + y + z)^2) + (Pi^2*(134*y^4 - 268*y^5 + 170*y^6 - 63*y^7 + 27*y^8 + 140*y^3*z - 820*y^4*z + 1092*y^5*z - 592*y^6*z + 180*y^7*z + 408*y^2*z^2 - 1392*y^3*z^2 + 2294*y^4*z^2 - 1758*y^5*z^2 + 620*y^6*z^2 - 9*y^7*z^2 + 272*y*z^3 - 2200*y^2*z^3 + 3768*y^3*z^3 - 2916*y^4*z^3 + 1096*y^5*z^3 - 36*y^6*z^3 + 68*z^4 - 1240*y*z^4 + 4260*y^2*z^4 - 3983*y^3*z^4 + 1371*y^4*z^4 - 54*y^5*z^4 - 276*z^5 + 2084*y*z^5 - 3552*y^2*z^5 + 1476*y^3*z^5 - 36*y^4*z^5 + 418*z^6 - 1536*y*z^6 + 1084*y^2*z^6 - 9*y^3*z^6 - 280*z^7 + 420*y*z^7 + 70*z^8)* G[1 - y, 0, 0, z])/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(114*y^4 - 228*y^5 + 119*y^6 + 6*y^7 - y^8 + 192*y^3*z - 840*y^4*z + 896*y^5*z - 214*y^6*z - 14*y^7*z + 420*y^2*z^2 - 1608*y^3*z^2 + 2286*y^4*z^2 - 1072*y^5*z^2 + 73*y^6*z^2 + 4*y^7*z^2 + 280*y*z^3 - 2240*y^2*z^3 + 3972*y^3*z^3 - 2484*y^4*z^3 + 376*y^5*z^3 + 16*y^6*z^3 + 70*z^4 - 1260*y*z^4 + 4275*y^2*z^4 - 3882*y^3*z^4 + 907*y^4*z^4 + 24*y^5*z^4 - 280*z^5 + 2100*y*z^5 - 3510*y^2*z^5 + 1322*y^3*z^5 + 16*y^4*z^5 + 420*z^6 - 1540*y*z^6 + 1055*y^2*z^6 + 4*y^3*z^6 - 280*z^7 + 420*y*z^7 + 70*z^8)* G[1 - y, 0, 1, z])/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-124*y^4 + 248*y^5 - 157*y^6 + 58*y^7 - 25*y^8 - 100*y^3*z + 700*y^4*z - 980*y^5*z + 546*y^6*z - 166*y^7*z - 348*y^2*z^2 + 1112*y^3*z^2 - 1916*y^4*z^2 + 1564*y^5*z^2 - 571*y^6*z^2 + 8*y^7*z^2 - 232*y*z^3 + 1880*y^2*z^3 - 3116*y^3*z^3 + 2460*y^4*z^3 - 980*y^5*z^3 + 32*y^6*z^3 - 58*z^4 + 1060*y*z^4 - 3647*y^2*z^4 + 3354*y^3*z^4 - 1177*y^4*z^4 + 48*y^5*z^4 + 236*z^5 - 1784*y*z^5 + 3046*y^2*z^5 - 1258*y^3*z^5 + 32*y^4*z^5 - 358*z^6 + 1316*y*z^6 - 931*y^2*z^6 + 8*y^3*z^6 + 240*z^7 - 360*y*z^7 - 60*z^8)* G[1 - y, 0, 1 - y, z])/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (((-1/24*I)*Pi*(-731*y^3 + 2632*y^4 - 2765*y^5 + 931*y^6 - 67*y^7 - 1454*y^2*z + 7344*y^3*z - 12716*y^4*z + 8534*y^5*z - 1888*y^6*z + 72*y^7*z - 1692*y*z^2 + 10694*y^2*z^2 - 22200*y^3*z^2 + 21034*y^4*z^2 - 8207*y^5*z^2 + 977*y^6*z^2 - 324*z^3 + 8964*y*z^3 - 25860*y^2*z^3 + 27072*y^3*z^3 - 13264*y^4*z^3 + 2468*y^5*z^3 + 1692*z^4 - 17388*y*z^4 + 25881*y^2*z^4 - 12364*y^3*z^4 + 2334*y^4*z^4 - 3132*z^5 + 14724*y*z^5 - 9446*y^2*z^5 + 884*y^3*z^5 + 2484*z^6 - 4680*y*z^6 + 185*y^2*z^6 - 720*z^7 + 72*y*z^7))/(y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(654*y^4 - 1308*y^5 + 765*y^6 - 158*y^7 + 55*y^8 - 948*y^3*z - 720*y^4*z + 3420*y^5*z - 2162*y^6*z + 426*y^7*z + 360*y^2*z^2 + 3072*y^3*z^2 - 738*y^4*z^2 - 3864*y^5*z^2 + 1919*y^6*z^2 - 48*y^7*z^2 + 240*y*z^3 - 1920*y^2*z^3 - 2844*y^3*z^3 + 388*y^4*z^3 + 2260*y^5*z^3 - 192*y^6*z^3 + 60*z^4 - 1080*y*z^4 + 3771*y^2*z^4 + 106*y^3*z^4 + 663*y^4*z^4 - 288*y^5*z^4 - 240*z^5 + 1800*y*z^5 - 3222*y^2*z^5 + 662*y^3*z^5 - 192*y^4*z^5 + 360*z^6 - 1320*y*z^6 + 1011*y^2*z^6 - 48*y^3*z^6 - 240*z^7 + 360*y*z^7 + 60*z^8))/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-324*y^4 + 1368*y^5 - 1764*y^6 + 720*y^7 + 14239*y^3*z - 37424*y^4*z + 25958*y^5*z - 2028*y^6*z - 745*y^7*z + 15190*y^2*z^2 - 109500*y^3*z^2 + 170324*y^4*z^2 - 82126*y^5*z^2 + 7618*y^6*z^2 + 1752*y^7*z^2 + 21021*y*z^3 - 133726*y^2*z^3 + 317619*y^3*z^3 - 266470*y^4*z^3 + 67036*y^5*z^3 + 3082*y^6*z^3 + 5832*z^4 - 121926*y*z^4 + 356926*y^2*z^4 - 391588*y^3*z^4 + 149004*y^4*z^4 - 1874*y^5*z^4 - 29784*z^5 + 250831*y*z^5 - 383376*y^2*z^5 + 179779*y^3*z^5 - 8202*y^4*z^5 + 54360*z^6 - 221576*y*z^6 + 150418*y^2*z^6 - 8822*y^3*z^6 - 42696*z^7 + 73258*y*z^7 - 5432*y^2*z^7 + 12288*z^8 - 1608*y*z^8)/(144*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^4))*G[1 - y, 1, 0, z] + (Pi^2*(2*y^4 - 4*y^5 - 4*y^6 + 13*y^7 - 7*y^8 - 124*y^3*z + 240*y^4*z - 136*y^5*z + 60*y^6*z - 40*y^7*z - 120*y^2*z^2 + 736*y^3*z^2 - 888*y^4*z^2 + 362*y^5*z^2 - 94*y^6*z^2 - y^7*z^2 - 80*y*z^3 + 640*y^2*z^3 - 1568*y^3*z^3 + 1100*y^4*z^3 - 244*y^5*z^3 - 4*y^6*z^3 - 20*z^4 + 360*y*z^4 - 1226*y^2*z^4 + 1437*y^3*z^4 - 457*y^4*z^4 - 6*y^5*z^4 + 80*z^5 - 600*y*z^5 + 1012*y^2*z^5 - 480*y^3*z^5 - 4*y^4*z^5 - 120*z^6 + 440*y*z^6 - 306*y^2*z^6 - y^3*z^6 + 80*z^7 - 120*y*z^7 - 20*z^8)*G[1 - y, 1, 1, z])/(12*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + (Pi^2*(-y^4 + 2*y^5 - 12*y^6 - 14*y^7 + 63*y^8 - 36*y^9 + 62*y^3*z - 119*y^4*z + 10*y^5*z - 20*y^6*z + 276*y^7*z - 207*y^8*z + 60*y^2*z^2 - 430*y^3*z^2 + 480*y^4*z^2 - 126*y^5*z^2 + 438*y^6*z^2 - 474*y^7*z^2 + 40*y*z^3 - 380*y^2*z^3 + 1096*y^3*z^3 - 772*y^4*z^3 + 442*y^5*z^3 - 534*y^6*z^3 - 4*y^7*z^3 + 10*z^4 - 220*y*z^4 + 919*y^2*z^4 - 1342*y^3*z^4 + 632*y^4*z^4 - 340*y^5*z^4 - 16*y^6*z^4 - 50*z^5 + 480*y*z^5 - 1077*y^2*z^5 + 802*y^3*z^5 - 204*y^4*z^5 - 24*y^5*z^5 + 100*z^6 - 520*y*z^6 + 617*y^2*z^6 - 184*y^3*z^6 - 16*y^4*z^6 - 100*z^7 + 280*y*z^7 - 139*y^2*z^7 - 4*y^3*z^7 + 50*z^8 - 60*y*z^8 - 10*z^9)*G[1 - y, 1, 1 - y, z])/(24*y^3*(-1 + z)^3* (-1 + y + z)^2*(y + z)^4) + (Pi^2*(-123*y^4 + 246*y^5 - 151*y^6 + 52*y^7 - 24*y^8 - 294*y^3*z + 1080*y^4*z - 1144*y^5*z + 510*y^6*z - 152*y^7*z - 540*y^2*z^2 + 2256*y^3*z^2 - 3210*y^4*z^2 + 1862*y^5*z^2 - 519*y^6*z^2 + 4*y^7*z^2 - 360*y*z^3 + 2880*y^2*z^3 - 5476*y^3*z^3 + 3880*y^4*z^3 - 1084*y^5*z^3 + 16*y^6*z^3 - 90*z^4 + 1620*y*z^4 - 5518*y^2*z^4 + 5412*y^3*z^4 - 1667*y^4*z^4 + 24*y^5*z^4 + 360*z^5 - 2700*y*z^5 + 4556*y^2*z^5 - 1902*y^3*z^5 + 16*y^4*z^5 - 540*z^6 + 1980*y*z^6 - 1378*y^2*z^6 + 4*y^3*z^6 + 360*z^7 - 540*y*z^7 - 90*z^8)* G[1 - y, 1 - y, 0, z])/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-26*y^4 + 52*y^5 - 27*y^6 - 2*y^7 + y^8 - 38*y^3*z + 180*y^4*z - 198*y^5*z + 46*y^6*z + 6*y^7*z - 90*y^2*z^2 + 332*y^3*z^2 - 480*y^4*z^2 + 228*y^5*z^2 - 13*y^6*z^2 - 60*y*z^3 + 480*y^2*z^3 - 832*y^3*z^3 + 516*y^4*z^3 - 78*y^5*z^3 - 15*z^4 + 270*y*z^4 - 916*y^2*z^4 + 818*y^3*z^4 - 189*y^4*z^4 + 60*z^5 - 450*y*z^5 + 752*y^2*z^5 - 280*y^3*z^5 - 90*z^6 + 330*y*z^6 - 226*y^2*z^6 + 60*z^7 - 90*y*z^7 - 15*z^8)*G[1 - y, 1 - y, 1, z])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-51*y^4 + 102*y^5 - 62*y^6 + 39*y^7 - 46*y^8 + 18*y^9 - 138*y^3*z + 531*y^4*z - 590*y^5*z + 342*y^6*z - 263*y^7*z + 118*y^8*z - 240*y^2*z^2 + 1170*y^3*z^2 - 1920*y^4*z^2 + 1392*y^5*z^2 - 778*y^6*z^2 + 333*y^7*z^2 - 160*y*z^3 + 1520*y^2*z^3 - 3504*y^3*z^3 + 3240*y^4*z^3 - 1612*y^5*z^3 + 574*y^6*z^3 - y^7*z^3 - 40*z^4 + 880*y*z^4 - 3731*y^2*z^4 + 4911*y^3*z^4 - 2639*y^4*z^4 + 732*y^5*z^4 - 4*y^6*z^4 + 200*z^5 - 1920*y*z^5 + 4473*y^2*z^5 - 3301*y^3*z^5 + 843*y^4*z^5 - 6*y^5*z^5 - 400*z^6 + 2080*y*z^6 - 2633*y^2*z^6 + 863*y^3*z^6 - 4*y^4*z^6 + 400*z^7 - 1120*y*z^7 + 611*y^2*z^7 - y^3*z^7 - 200*z^8 + 240*y*z^8 + 40*z^9)* G[1 - y, 1 - y, 1 - y, z])/(12*y^3*(-1 + z)^3*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(54*y^4 - 108*y^5 + 53*y^6 - 12*y^7 + 33*y^8 - 18*y^9 + 18*y^3*z - 304*y^4*z + 444*y^5*z - 207*y^6*z + 156*y^7*z - 105*y^8*z + 126*y^2*z^2 - 334*y^3*z^2 + 789*y^4*z^2 - 756*y^5*z^2 + 453*y^6*z^2 - 252*y^7*z^2 + 84*y*z^3 - 786*y^2*z^3 + 1228*y^3*z^3 - 1131*y^4*z^3 + 744*y^5*z^3 - 371*y^6*z^3 + 21*z^4 - 454*y*z^4 + 1902*y^2*z^4 - 1872*y^3*z^4 + 874*y^4*z^4 - 342*y^5*z^4 - 103*z^5 + 978*y*z^5 - 2250*y^2*z^5 + 1306*y^3*z^5 - 282*y^4*z^5 + 203*z^6 - 1050*y*z^6 + 1308*y^2*z^6 - 346*y^3*z^6 - 201*z^7 + 562*y*z^7 - 300*y^2*z^7 + 100*z^8 - 120*y*z^8 - 20*z^9)*G[1 - y, -y, 1 - y, z])/ (12*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-139*y^4 + 278*y^5 - 133*y^6 + 236*y^3*z - 188*y^4*z - 24*y^5*z - 42*y^2*z^2 - 364*y^3*z^2 + 300*y^4*z^2 - 28*y*z^3 + 176*y^2*z^3 + 100*y^3*z^3 - 7*z^4 + 94*y*z^4 - 141*y^2*z^4 + 20*z^5 - 60*y*z^5 - 10*z^6)*G[-y, 0, 1, z])/(24*y^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-138*y^4 + 276*y^5 - 133*y^6 + 174*y^3*z - 66*y^4*z - 88*y^5*z - 102*y^2*z^2 - 120*y^3*z^2 + 111*y^4*z^2 - 68*y*z^3 + 376*y^2*z^3 - 126*y^3*z^3 - 17*z^4 + 194*y*z^4 - 292*y^2*z^4 + 40*z^5 - 120*y*z^5 - 20*z^6)*G[-y, 0, 1 - y, z])/(12*y^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-137*y^4 + 274*y^5 - 133*y^6 + 112*y^3*z + 56*y^4*z - 152*y^5*z - 162*y^2*z^2 + 124*y^3*z^2 - 78*y^4*z^2 - 108*y*z^3 + 576*y^2*z^3 - 352*y^3*z^3 - 27*z^4 + 294*y*z^4 - 443*y^2*z^4 + 60*z^5 - 180*y*z^5 - 30*z^6)*G[-y, 1 - y, 0, z])/(24*y^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-139*y^4 + 278*y^5 - 133*y^6 + 236*y^3*z - 188*y^4*z - 24*y^5*z - 42*y^2*z^2 - 364*y^3*z^2 + 300*y^4*z^2 - 28*y*z^3 + 176*y^2*z^3 + 100*y^3*z^3 - 7*z^4 + 94*y*z^4 - 141*y^2*z^4 + 20*z^5 - 60*y*z^5 - 10*z^6)*G[-y, 1 - y, 1, z])/(24*y^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(53*y^4 - 106*y^5 + 51*y^6 - 52*y^3*z - 4*y^4*z + 48*y^5*z + 54*y^2*z^2 - 12*y^3*z^2 + 36*y*z^3 - 192*y^2*z^3 + 100*y^3*z^3 + 9*z^4 - 98*y*z^4 + 147*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6)* G[-y, 1 - y, 1 - y, z])/(12*y^3*(-1 + y + z)^2*(y + z)^4) + (5*Pi^2*(49*y^4 - 98*y^5 + 47*y^6 - 68*y^3*z + 36*y^4*z + 24*y^5*z + 30*y^2*z^2 + 68*y^3*z^2 - 60*y^4*z^2 + 20*y*z^3 - 112*y^2*z^3 + 20*y^3*z^3 + 5*z^4 - 58*y*z^4 + 87*y^2*z^4 - 12*z^5 + 36*y*z^5 + 6*z^6)*G[-y, -y, 1 - y, z])/(12*y^3*(-1 + y + z)^2*(y + z)^4) + (3*(-19 + 3*y + 19*z)*G[0, 0, 0, 0, y])/(4*y*(-1 + z)*(-1 + y + z)) + (((36*I)*Pi)/(y*(-1 + z)^2) + (257 - 257*y - 311*z + 342*y*z + 54*z^2)/ (24*y*(-1 + z)^2*(-1 + y + z)))*G[0, 0, 0, 0, z] + ((((-3*I)/4)*Pi*(40*y^4 - 80*y^5 + 65*y^6 - 27*y^7 + 6*y^8 + 28*y^3*z - 220*y^4*z + 372*y^5*z - 238*y^6*z + 66*y^7*z + 108*y^2*z^2 - 344*y^3*z^2 + 692*y^4*z^2 - 666*y^5*z^2 + 269*y^6*z^2 - 15*y^7*z^2 + 72*y*z^3 - 600*y^2*z^3 + 1052*y^3*z^3 - 992*y^4*z^3 + 488*y^5*z^3 - 60*y^6*z^3 + 18*z^4 - 340*y*z^4 + 1199*y^2*z^4 - 1211*y^3*z^4 + 546*y^4*z^4 - 90*y^5*z^4 - 76*z^5 + 584*y*z^5 - 1030*y^2*z^5 + 490*y^3*z^5 - 60*y^4*z^5 + 118*z^6 - 436*y*z^6 + 323*y^2*z^6 - 15*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8))/ (y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-351*y^4 + 2451*y^5 - 4470*y^6 + 2973*y^7 - 511*y^8 - 98*y^9 + 4608*y^3*z - 11060*y^4*z + 3166*y^5*z + 9268*y^6*z - 6770*y^7*z + 866*y^8*z - 90*y^9*z + 3984*y^2*z^2 - 28766*y^3*z^2 + 50442*y^4*z^2 - 25514*y^5*z^2 - 4248*y^6*z^2 + 5027*y^7*z^2 - 919*y^8*z^2 + 2682*y*z^3 - 21456*y^2*z^3 + 67724*y^3*z^3 - 81430*y^4*z^3 + 34314*y^5*z^3 - 204*y^6*z^3 - 1606*y^7*z^3 + 648*z^4 - 11648*y*z^4 + 43927*y^2*z^4 - 76542*y^3*z^4 + 59450*y^4*z^4 - 15859*y^5*z^4 + 30*y^6*z^4 - 2438*z^5 + 19446*y*z^5 - 43070*y^2*z^5 + 42580*y^3*z^5 - 18536*y^4*z^5 + 2006*y^5*z^5 + 3446*z^6 - 15310*y*z^6 + 20383*y^2*z^6 - 10198*y^3*z^6 + 1673*y^4*z^6 - 2170*z^7 + 5464*y*z^7 - 3888*y^2*z^7 + 594*y^3*z^7 + 514*z^8 - 634*y*z^8 + 120*y^2*z^8)/ (24*(-1 + y)*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[0, 0, 1, 0, y] + ((((-3*I)/4)*Pi*(-84*y^4 + 168*y^5 - 51*y^6 - 51*y^7 + 18*y^8 + 60*y^3*z + 388*y^4*z - 652*y^5*z + 236*y^7*z - 32*y^8*z - 108*y^2*z^2 - 128*y^3*z^2 - 604*y^4*z^2 + 622*y^5*z^2 + 458*y^6*z^2 - 326*y^7*z^2 + 20*y^8*z^2 - 72*y*z^3 + 816*y^2*z^3 - 216*y^3*z^3 + 12*y^4*z^3 + 504*y^5*z^3 - 780*y^6*z^3 + 180*y^7*z^3 - 18*z^4 + 484*y*z^4 - 2449*y^2*z^4 + 893*y^3*z^4 + 1030*y^4*z^4 - 1228*y^5*z^4 + 469*y^6*z^4 - 15*y^7*z^4 + 112*z^5 - 1336*y*z^5 + 3796*y^2*z^5 - 992*y^3*z^5 - 1204*y^4*z^5 + 700*y^5*z^5 - 60*y^6*z^5 - 288*z^6 + 1944*y*z^6 - 3234*y^2*z^6 + 426*y^3*z^6 + 528*y^4*z^6 - 90*y^5*z^6 + 392*z^7 - 1576*y*z^7 + 1444*y^2*z^7 - 28*y^3*z^7 - 60*y^4*z^7 - 298*z^8 + 676*y*z^8 - 265*y^2*z^8 - 15*y^3*z^8 + 120*z^9 - 120*y*z^9 - 20*z^10))/ (y^3*(-1 + z)^4*(-1 + y + z)^2*(y + z)^4) + (-215*y^4 - 560*y^5 + 1166*y^6 - 451*y^7 + 60*y^8 + 1204*y^3*z - 862*y^4*z + 4250*y^5*z - 6078*y^6*z + 1722*y^7*z + 10*y^8*z + 2460*y^2*z^2 - 11450*y^3*z^2 + 9891*y^4*z^2 - 13314*y^5*z^2 + 11718*y^6*z^2 - 2174*y^7*z^2 + 194*y^8*z^2 + 2334*y*z^3 - 19842*y^2*z^3 + 43438*y^3*z^3 - 28520*y^4*z^3 + 20252*y^5*z^3 - 11096*y^6*z^3 + 2422*y^7*z^3 - 162*y^8*z^3 + 648*z^4 - 15008*y*z^4 + 63969*y^2*z^4 - 84851*y^3*z^4 + 38719*y^4*z^4 - 17032*y^5*z^4 + 7324*y^6*z^4 - 1111*y^7*z^4 - 3734*z^5 + 40178*y*z^5 - 107358*y^2*z^5 + 91610*y^3*z^5 - 28172*y^4*z^5 + 9410*y^5*z^5 - 2422*y^6*z^5 + 8970*z^6 - 57420*y*z^6 + 100524*y^2*z^6 - 54088*y^3*z^6 + 11323*y^4*z^6 - 2598*y^5*z^6 - 11500*z^7 + 46382*y*z^7 - 51138*y^2*z^7 + 15692*y^3*z^7 - 2062*y^4*z^7 + 8300*z^8 - 20300*y*z^8 + 12123*y^2*z^8 - 1555*y^3*z^8 - 3198*z^9 + 3954*y*z^9 - 738*y^2*z^9 + 514*z^10 - 120*y*z^10)/ (24*y^3*(-1 + z)^4*(-1 + y + z)^2*(y + z)^4))*G[0, 0, 1, 0, z] + ((((-3*I)/2)*Pi*(-33*y^2 + 66*y^3 - 20*y^4 - 11*y^5 + 2*y^6 + 66*y*z - 80*y^3*z - 4*y^4*z + 26*y^5*z - 264*y*z^2 + 276*y^2*z^2 - 104*y^3*z^2 + 64*y^4*z^2 - 7*y^5*z^2 + 448*y*z^3 - 464*y^2*z^3 + 168*y^3*z^3 - 28*y^4*z^3 + 13*z^4 - 379*y*z^4 + 251*y^2*z^4 - 42*y^3*z^4 - 26*z^5 + 136*y*z^5 - 28*y^2*z^5 + 13*z^6 - 7*y*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (434*y^3 - 156*y^4 - 1585*y^5 + 2258*y^6 - 1289*y^7 + 344*y^8 + 1388*y^2*z - 5768*y^3*z + 3874*y^4*z + 6324*y^5*z - 8486*y^6*z + 2758*y^7*z - 78*y^8*z + 1989*y*z^2 - 11333*y^2*z^2 + 21182*y^3*z^2 - 7628*y^4*z^2 - 11609*y^5*z^2 + 8064*y^6*z^2 - 671*y^7*z^2 + 390*z^3 - 7536*y*z^3 + 25052*y^2*z^3 - 27796*y^3*z^3 + 4040*y^4*z^3 + 7130*y^5*z^3 - 1304*y^6*z^3 - 1170*z^4 + 9854*y*z^4 - 21287*y^2*z^4 + 14225*y^3*z^4 - 836*y^4*z^4 - 792*y^5*z^4 + 1170*z^5 - 4930*y*z^5 + 6270*y^2*z^5 - 2406*y^3*z^5 - 92*y^4*z^5 - 390*z^6 + 497*y*z^6 + 36*y^2*z^6 - 137*y^3*z^6 + 126*y*z^7 - 126*y^2*z^7)/(24*(-1 + y)*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 0, 0, y] + ((((-3*I)/2)*Pi*(-33*y^2 + 66*y^3 - 13*y^4 - 33*y^5 + 13*y^6 + 66*y*z + 66*y^2*z - 184*y^3*z - 80*y^4*z + 160*y^5*z - 28*y^6*z - 396*y*z^2 + 285*y^2*z^2 - 122*y^3*z^2 + 432*y^4*z^2 - 232*y^5*z^2 + 12*y^6*z^2 + 1070*y*z^3 - 1272*y^2*z^3 + 916*y^3*z^3 - 596*y^4*z^3 + 100*y^5*z^3 + 20*z^4 - 1673*y*z^4 + 1990*y^2*z^4 - 1086*y^3*z^4 + 267*y^4*z^4 - 7*y^5*z^4 - 80*z^5 + 1578*y*z^5 - 1450*y^2*z^5 + 440*y^3*z^5 - 28*y^4*z^5 + 120*z^6 - 836*y*z^6 + 439*y^2*z^6 - 42*y^3*z^6 - 80*z^7 + 198*y*z^7 - 28*y^2*z^7 + 20*z^8 - 7*y*z^8))/(y*(-1 + z)^4*(-1 + y + z)^2*(y + z)^4) + (-1028*y^3 + 784*y^4 + 743*y^5 - 285*y^6 - 214*y^7 - 1520*y^2*z + 8512*y^3*z - 4098*y^4*z - 3380*y^5*z + 644*y^6*z + 76*y^7*z - 1395*y*z^2 + 10824*y^2*z^2 - 27152*y^3*z^2 + 9032*y^4*z^2 + 6252*y^5*z^2 - 2180*y^6*z^2 + 222*y^7*z^2 - 258*z^3 + 6684*y*z^3 - 28658*y^2*z^3 + 45074*y^3*z^3 - 9512*y^4*z^3 - 8084*y^5*z^3 + 2636*y^6*z^3 - 186*y^7*z^3 + 1008*z^4 - 11321*y*z^4 + 37185*y^2*z^4 - 41822*y^3*z^4 + 3112*y^4*z^4 + 6169*y^5*z^4 - 1223*y^6*z^4 - 1104*z^5 + 6302*y*z^5 - 25128*y^2*z^5 + 21072*y^3*z^5 + 1738*y^4*z^5 - 2312*y^5*z^5 - 516*z^6 + 3105*y*z^6 + 8696*y^2*z^6 - 4798*y^3*z^6 - 1464*y^4*z^6 + 1962*z^7 - 4888*y*z^7 - 1622*y^2*z^7 + 40*y^3*z^7 - 1452*z^8 + 1519*y*z^8 + 223*y^2*z^8 + 360*z^9 - 6*y*z^9)/(24*y^2*(-1 + z)^4*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 0, 0, z] + ((((3*I)/4)*Pi*(-29*y^4 + 58*y^5 - 4*y^6 - 30*y^7 + 9*y^8 - 50*y^3*z + 220*y^4*z - 128*y^5*z - 112*y^6*z + 78*y^7*z - 108*y^2*z^2 + 432*y^3*z^2 - 458*y^4*z^2 - 98*y^5*z^2 + 218*y^6*z^2 - 12*y^7*z^2 - 72*y*z^3 + 600*y^2*z^3 - 984*y^3*z^3 + 252*y^4*z^3 + 276*y^5*z^3 - 48*y^6*z^3 - 18*z^4 + 340*y*z^4 - 1149*y^2*z^4 + 842*y^3*z^4 + 72*y^4*z^4 - 72*y^5*z^4 + 76*z^5 - 584*y*z^5 + 930*y^2*z^5 - 228*y^3*z^5 - 48*y^4*z^5 - 118*z^6 + 436*y*z^6 - 273*y^2*z^6 - 12*y^3*z^6 + 80*z^7 - 120*y*z^7 - 20*z^8))/(y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + (-671*y^4 + 2485*y^5 - 2225*y^6 + 408*y^7 + 36*y^8 - 2720*y^3*z + 10280*y^4*z - 13312*y^5*z + 5974*y^6*z - 474*y^7*z + 96*y^8*z - 3804*y^2*z^2 + 21247*y^3*z^2 - 34666*y^4*z^2 + 21701*y^5*z^2 - 4265*y^6*z^2 + 594*y^7*z^2 - 2604*y*z^3 + 22440*y^2*z^3 - 53492*y^3*z^3 + 43828*y^4*z^3 - 12074*y^5*z^3 + 1308*y^6*z^3 - 648*z^4 + 11828*y*z^4 - 46184*y^2*z^4 + 56007*y^3*z^4 - 20595*y^4*z^4 + 1728*y^5*z^4 + 2438*z^5 - 19918*y*z^5 + 41032*y^2*z^5 - 22728*y^3*z^5 + 1956*y^4*z^5 - 3446*z^6 + 14888*y*z^6 - 14252*y^2*z^6 + 1686*y^3*z^6 + 2170*z^7 - 4314*y*z^7 + 768*y^2*z^7 - 514*z^8 + 120*y*z^8)/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 1, 0, y] + ((((3*I)/2)*Pi*(11*y^2 - 22*y^3 + 10*y^4 - 6*y^5 + 2*y^6 - 22*y*z + 40*y^3*z - 44*y^4*z + 16*y^5*z + 88*y*z^2 - 72*y^2*z^2 - 50*y^3*z^2 + 54*y^4*z^2 - 2*y^5*z^2 - 136*y*z^3 + 76*y^2*z^3 + 52*y^3*z^3 - 8*y^4*z^3 - z^4 + 90*y*z^4 - 5*y^2*z^4 - 12*y^3*z^4 + 2*z^5 - 18*y*z^5 - 8*y^2*z^5 - z^6 - 2*y*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (427*y^3 - 440*y^4 - 391*y^5 + 499*y^6 - 83*y^7 - 1400*y^2*z + 1727*y^3*z - 2324*y^4*z + 3181*y^5*z - 1363*y^6*z + 11*y^7*z + 432*y*z^2 + 7918*y^2*z^2 - 15132*y^3*z^2 + 12654*y^4*z^2 - 5831*y^5*z^2 + 657*y^6*z^2 + 36*y^7*z^2 + 42*z^3 - 738*y*z^3 - 21124*y^2*z^3 + 32832*y^3*z^3 - 17154*y^4*z^3 + 2945*y^5*z^3 + 63*y^6*z^3 + 162*z^4 - 2372*y*z^4 + 30411*y^2*z^4 - 29598*y^3*z^4 + 7510*y^4*z^4 - 120*y^5*z^4 - 1098*z^5 + 7236*y*z^5 - 22203*y^2*z^5 + 10068*y^3*z^5 - 390*y^4*z^5 + 1902*z^6 - 6576*y*z^6 + 6527*y^2*z^6 - 360*y^3*z^6 - 1368*z^7 + 2030*y*z^7 - 129*y^2*z^7 + 360*z^8 - 12*y*z^8)/(24*y^2*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 1, 0, z] + ((((3*I)/4)*Pi*(73*y^4 - 146*y^5 + 90*y^6 - 26*y^7 + 9*y^8 - 38*y^3*z - 220*y^4*z + 472*y^5*z - 284*y^6*z + 70*y^7*z + 108*y^2*z^2 - 80*y^3*z^2 + 446*y^4*z^2 - 662*y^5*z^2 + 280*y^6*z^2 - 8*y^7*z^2 + 72*y*z^3 - 600*y^2*z^3 + 624*y^3*z^3 - 628*y^4*z^3 + 420*y^5*z^3 - 32*y^6*z^3 + 18*z^4 - 340*y*z^4 + 1191*y^2*z^4 - 882*y^3*z^4 + 370*y^4*z^4 - 48*y^5*z^4 - 76*z^5 + 584*y*z^5 - 1014*y^2*z^5 + 384*y^3*z^5 - 32*y^4*z^5 + 118*z^6 - 436*y*z^6 + 315*y^2*z^6 - 8*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8))/(y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + (-348*y^4 + 1893*y^5 - 2321*y^6 + 811*y^7 - 35*y^8 + 1890*y^3*z - 596*y^4*z - 6960*y^5*z + 6902*y^6*z - 1446*y^7*z + 84*y^8*z + 2742*y^2*z^2 - 10727*y^3*z^2 + 3982*y^4*z^2 + 9843*y^5*z^2 - 5787*y^6*z^2 + 831*y^7*z^2 + 2388*y*z^3 - 13128*y^2*z^3 + 21180*y^3*z^3 - 5548*y^4*z^3 - 4622*y^5*z^3 + 1500*y^6*z^3 + 648*z^4 - 9800*y*z^4 + 23007*y^2*z^4 - 19208*y^3*z^4 + 4503*y^4*z^4 + 42*y^5*z^4 - 2438*z^5 + 15130*y*z^5 - 18270*y^2*z^5 + 8650*y^3*z^5 - 1944*y^4*z^5 + 3446*z^6 - 10532*y*z^6 + 6321*y^2*z^6 - 1785*y^3*z^6 - 2170*z^7 + 2934*y*z^7 - 672*y^2*z^7 + 514*z^8 - 120*y*z^8)/(24*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4))*G[0, 1 - y, 1, 0, z] + ((((51*I)/4)*Pi*(-1 + y))/(y*(-1 + y + z)^2) + (-2805*y + 6732*y^2 - 4702*y^3 + 823*y^4 - 48*y^5 + 561*z + 5049*y*z - 10740*y^2*z + 6205*y^3*z - 919*y^4*z - 1683*z^2 - 1203*y*z^2 + 4701*y^2*z^2 - 1503*y^3*z^2 + 1469*z^3 - 872*y*z^3 - 597*y^2*z^3 - 191*z^4 - 121*y*z^4 - 156*z^5)/(24*y*(-1 + z)*(-1 + y + z)^2* (y + z)^3))*G[1, 0, 0, 0, y] + ((((-3*I)/4)*Pi*(35 - 53*y + 18*y^2 - 70*z + 70*y*z + 35*z^2 - 17*y*z^2))/(y*(-1 + z)^2*(-1 + y + z)^2) + (2805*y^2 - 3948*y^3 + 406*y^4 + 519*y^5 + 218*y^6 - 561*y*z - 13527*y^2*z + 15888*y^3*z - 735*y^4*z - 1429*y^5*z + 100*y^6*z + 4425*y*z^2 + 25032*y^2*z^2 - 24519*y^3*z^2 - 1155*y^4*z^2 + 2693*y^5*z^2 - 156*y^6*z^2 + 540*z^3 - 12806*y*z^3 - 22443*y^2*z^3 + 16349*y^3*z^3 + 3851*y^4*z^3 - 1297*y^5*z^3 - 2160*z^4 + 17526*y*z^4 + 9806*y^2*z^4 - 3065*y^3*z^4 - 1881*y^4*z^4 + 3240*z^5 - 11577*y*z^5 - 1822*y^2*z^5 - 543*y^3*z^5 - 2160*z^6 + 3041*y*z^6 + 149*y^2*z^6 + 540*z^7 - 48*y*z^7)/ (24*y^2*(-1 + z)^3*(-1 + y + z)^2*(y + z)^3))*G[1, 0, 0, 0, z] + ((((3*I)/4)*Pi*(77*y^4 - 154*y^5 + 96*y^6 - 22*y^7 + 5*y^8 - 22*y^3*z - 260*y^4*z + 512*y^5*z - 280*y^6*z + 54*y^7*z + 132*y^2*z^2 - 160*y^3*z^2 + 550*y^4*z^2 - 694*y^5*z^2 + 262*y^6*z^2 - 12*y^7*z^2 + 88*y*z^3 - 680*y^2*z^3 + 760*y^3*z^3 - 716*y^4*z^3 + 428*y^5*z^3 - 48*y^6*z^3 + 22*z^4 - 380*y*z^4 + 1285*y^2*z^4 - 974*y^3*z^4 + 402*y^4*z^4 - 72*y^5*z^4 - 84*z^5 + 616*y*z^5 - 1058*y^2*z^5 + 408*y^3*z^5 - 48*y^4*z^5 + 122*z^6 - 444*y*z^6 + 321*y^2*z^6 - 12*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8))/ (y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-826*y^4 + 2999*y^5 - 3017*y^6 + 968*y^7 - 100*y^8 + 440*y^3*z + 3866*y^4*z - 11428*y^5*z + 8838*y^6*z - 1854*y^7*z + 72*y^8*z + 864*y^2*z^2 - 2535*y^3*z^2 - 7054*y^4*z^2 + 16199*y^5*z^2 - 7297*y^6*z^2 + 774*y^7*z^2 + 1202*y*z^3 - 5038*y^2*z^3 + 5678*y^3*z^3 + 5570*y^4*z^3 - 7618*y^5*z^3 + 1308*y^6*z^3 + 368*z^4 - 5746*y*z^4 + 10619*y^2*z^4 - 6763*y^3*z^4 + 516*y^4*z^4 - 264*y^5*z^4 - 1638*z^5 + 10220*y*z^5 - 10204*y^2*z^5 + 4914*y^3*z^5 - 2100*y^4*z^5 + 2686*z^6 - 8130*y*z^6 + 4383*y^2*z^6 - 1734*y^3*z^6 - 1930*z^7 + 2574*y*z^7 - 624*y^2*z^7 + 514*z^8 - 120*y*z^8)/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[1, 0, 1, 0, y] + (((-3*I)*Pi*(5 - 10*y + 4*y^2 + 2*y^3 - 10*z + 10*y*z + 5*z^2))/ (y^3*(-1 + y + z)^2) + (6*y^5 - 6*y^6 + 18*y^4*z - 36*y^5*z - 18*y^6*z + 24*y^7*z + 31*y^3*z^2 - 218*y^4*z^2 + 36*y^5*z^2 + 231*y^6*z^2 - 21*y^7*z^2 + 1629*y^2*z^3 - 2747*y^3*z^3 + 1118*y^4*z^3 + 279*y^5*z^3 - 120*y^6*z^3 - 69*y^7*z^3 + 1524*y*z^4 - 10965*y^2*z^4 + 11626*y^3*z^4 - 2457*y^4*z^4 + 126*y^5*z^4 - 420*y^6*z^4 + 30*y^7*z^4 + 508*z^5 - 8576*y*z^5 + 28206*y^2*z^5 - 19537*y^3*z^5 + 3380*y^4*z^5 - 1062*y^5*z^5 + 225*y^6*z^5 - 2546*z^6 + 19184*y*z^6 - 35724*y^2*z^6 + 16112*y^3*z^6 - 2774*y^4*z^6 + 543*y^5*z^6 + 5104*z^7 - 21456*y*z^7 + 23151*y^2*z^7 - 6520*y^3*z^7 + 897*y^4*z^7 - 5116*z^8 + 12164*y*z^8 - 6903*y^2*z^8 + 1035*y^3*z^8 + 2564*z^9 - 2960*y*z^9 + 606*y^2*z^9 - 514*z^10 + 120*y*z^10)/(24*y^3*(-1 + z)^3*z^2* (-1 + y + z)^2*(y + z)^3))*G[1, 0, 1, 0, z] + ((((3*I)/2)*Pi*(33*y^2 - 66*y^3 + 41*y^4 - 10*y^5 + 2*y^6 - 66*y*z + 164*y^3*z - 122*y^4*z + 24*y^5*z + 264*y*z^2 - 150*y^2*z^2 - 190*y^3*z^2 + 117*y^4*z^2 - 6*y^5*z^2 - 364*y*z^3 + 128*y^2*z^3 + 136*y^3*z^3 - 24*y^4*z^3 + 8*z^4 + 190*y*z^4 + 15*y^2*z^4 - 36*y^3*z^4 - 16*z^5 - 18*y*z^5 - 24*y^2*z^5 + 8*z^6 - 6*y*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-269*y^3 + 1648*y^4 - 1890*y^5 + 633*y^6 - 122*y^7 - 1256*y^2*z + 5550*y^3*z - 8856*y^4*z + 5748*y^5*z - 1366*y^6*z + 72*y^7*z - 2022*y*z^2 + 11330*y^2*z^2 - 19098*y^3*z^2 + 14970*y^4*z^2 - 5006*y^5*z^2 + 533*y^6*z^2 - 390*z^3 + 10758*y*z^3 - 28222*y^2*z^3 + 23750*y^3*z^3 - 8124*y^4*z^3 + 848*y^5*z^3 + 2040*z^4 - 20485*y*z^4 + 27835*y^2*z^4 - 9631*y^3*z^4 + 162*y^4*z^4 - 3750*z^5 + 16880*y*z^5 - 9656*y^2*z^5 - 352*y^3*z^5 + 2940*z^6 - 5227*y*z^6 - 31*y^2*z^6 - 840*z^7 + 96*y*z^7)/ (24*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[1, 1, 0, 0, y] + ((((3*I)/2)*Pi*(-10 + 20*y - 6*y^2 - 13*y^3 + 5*y^4 + 40*z - 60*y*z + 12*y^2*z + 16*y^3*z - 60*z^2 + 60*y*z^2 - 6*y^2*z^2 - 3*y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4))/(y^3*(-1 + z)^2*(-1 + y + z)^2) + (419*y^3 - 703*y^4 + 70*y^5 + 235*y^6 - 35*y^7 + 729*y^2*z - 3481*y^3*z + 3016*y^4*z + 333*y^5*z - 662*y^6*z + 17*y^7*z + 762*y*z^2 - 4971*y^2*z^2 + 9992*y^3*z^2 - 4605*y^4*z^2 - 1080*y^5*z^2 + 436*y^6*z^2 + 36*y^7*z^2 + 254*z^3 - 4258*y*z^3 + 12778*y^2*z^3 - 13579*y^3*z^3 + 3158*y^4*z^3 + 650*y^5*z^3 + 45*y^6*z^3 - 1273*z^4 + 9472*y*z^4 - 16074*y^2*z^4 + 9458*y^3*z^4 - 1175*y^4*z^4 + 81*y^5*z^4 + 2552*z^5 - 10548*y*z^5 + 10329*y^2*z^5 - 3280*y^3*z^5 + 327*y^4*z^5 - 2558*z^6 + 5962*y*z^6 - 3067*y^2*z^6 + 471*y^3*z^6 + 1282*z^7 - 1450*y*z^7 + 276*y^2*z^7 - 257*z^8 + 60*y*z^8)/(12*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^3))* G[1, 1, 0, 0, z] + (((-3*I)*Pi*(5 - 10*y + 9*y^2 - 6*y^3 + 2*y^4 - 20*z + 30*y*z - 18*y^2*z + 8*y^3*z + 30*z^2 - 30*y*z^2 + 9*y^2*z^2 - 2*y^3*z^2 - 20*z^3 + 10*y*z^3 + 5*z^4))/(y^3*(-1 + z)^2*(-1 + y + z)^2) + (-398*y^4 + 124*y^5 + 449*y^6 - 121*y^7 - 54*y^8 + 652*y^3*z - 1074*y^4*z + 1796*y^5*z - 950*y^6*z - 232*y^7*z - 78*y^8*z - 3015*y^2*z^2 + 1430*y^3*z^2 + 4242*y^4*z^2 - 3040*y^5*z^2 - 803*y^6*z^2 - 175*y^7*z^2 - 1966*y*z^3 + 14270*y^2*z^3 - 9018*y^3*z^3 - 1676*y^4*z^3 - 1568*y^5*z^3 + 512*y^6*z^3 - 508*z^4 + 8466*y*z^4 - 25182*y^2*z^4 + 12871*y^3*z^4 - 4174*y^4*z^4 + 2160*y^5*z^4 + 2038*z^5 - 13728*y*z^5 + 20328*y^2*z^5 - 7926*y^3*z^5 + 2948*y^4*z^5 - 3066*z^6 + 10042*y*z^6 - 7115*y^2*z^6 + 1991*y^3*z^6 + 2050*z^7 - 2934*y*z^7 + 714*y^2*z^7 - 514*z^8 + 120*y*z^8)/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[1, 1, 1, 0, y] + G[-y, z]* ((Pi^2*(32*y^4 - 64*y^5 + 31*y^6 - 70*y^3*z + 74*y^4*z - 8*y^5*z - 6*y^2*z^2 + 144*y^3*z^2 - 111*y^4*z^2 - 4*y*z^3 + 8*y^2*z^3 - 74*y^3*z^3 - z^4 + 2*y*z^4 - 2*y^2*z^4)*G[0, 1, y])/ (12*y^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-74*y^4 + 148*y^5 - 71*y^6 + 34*y^3*z + 82*y^4*z - 104*y^5*z - 114*y^2*z^2 + 168*y^3*z^2 - 111*y^4*z^2 - 76*y*z^3 + 392*y^2*z^3 - 274*y^3*z^3 - 19*z^4 + 198*y*z^4 - 296*y^2*z^4 + 40*z^5 - 120*y*z^5 - 20*z^6)*G[1, 0, y])/(12*y^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-33*y^4 + 66*y^5 - 31*y^6 + 132*y^3*z - 196*y^4*z + 72*y^5*z + 66*y^2*z^2 - 388*y^3*z^2 + 300*y^4*z^2 + 44*y*z^3 - 208*y^2*z^3 + 300*y^3*z^3 + 11*z^4 - 102*y*z^4 + 153*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6)*G[1, 1, y])/(24*y^3*(-1 + y + z)^2*(y + z)^4) + ((((-3*I)/2)*Pi*(53*y^4 - 106*y^5 + 51*y^6 - 52*y^3*z - 4*y^4*z + 48*y^5*z + 54*y^2*z^2 - 12*y^3*z^2 + 36*y*z^3 - 192*y^2*z^3 + 100*y^3*z^3 + 9*z^4 - 98*y*z^4 + 147*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6))/(y^3*(-1 + y + z)^2*(y + z)^4) + (27*y^6 - 87*y^7 + 90*y^8 - 30*y^9 + 108*y^5*z - 456*y^6*z + 606*y^7*z - 258*y^8*z + 6*y^9*z + 637*y^4*z^2 - 2000*y^5*z^2 + 2349*y^6*z^2 - 1038*y^7*z^2 + 120*y^8*z^2 - 84*y^9*z^2 - 1436*y^3*z^3 - 137*y^4*z^3 + 4313*y^5*z^3 - 3306*y^6*z^3 + 786*y^7*z^3 - 492*y^8*z^3 - 987*y^2*z^4 + 7413*y^3*z^4 - 4952*y^4*z^4 - 2308*y^5*z^4 + 2154*y^6*z^4 - 1347*y^7*z^4 - 1146*y*z^5 + 6024*y^2*z^5 - 15680*y^3*z^5 + 8955*y^4*z^5 + 307*y^5*z^5 - 1848*y^6*z^5 - 324*z^6 + 4978*y*z^6 - 12803*y^2*z^6 + 15756*y^3*z^6 - 5025*y^4*z^6 - 960*y^5*z^6 + 1219*z^7 - 8105*y*z^7 + 11824*y^2*z^7 - 6800*y^3*z^7 + 414*y^4*z^7 - 1723*z^8 + 5920*y*z^8 - 4400*y^2*z^8 + 747*y^3*z^8 + 1085*z^9 - 1707*y*z^9 + 342*y^2*z^9 - 257*z^10 + 60*y*z^10)/ (12*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, y] + ((((-3*I)/2)*Pi*(53*y^4 - 106*y^5 + 51*y^6 - 52*y^3*z - 4*y^4*z + 48*y^5*z + 54*y^2*z^2 - 12*y^3*z^2 + 36*y*z^3 - 192*y^2*z^3 + 100*y^3*z^3 + 9*z^4 - 98*y*z^4 + 147*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6))/(y^3*(-1 + y + z)^2*(y + z)^4) + (27*y^6 - 87*y^7 + 90*y^8 - 30*y^9 + 108*y^5*z - 456*y^6*z + 606*y^7*z - 258*y^8*z + 6*y^9*z + 637*y^4*z^2 - 2000*y^5*z^2 + 2349*y^6*z^2 - 1038*y^7*z^2 + 120*y^8*z^2 - 84*y^9*z^2 - 1436*y^3*z^3 - 137*y^4*z^3 + 4313*y^5*z^3 - 3306*y^6*z^3 + 786*y^7*z^3 - 492*y^8*z^3 - 987*y^2*z^4 + 7413*y^3*z^4 - 4952*y^4*z^4 - 2308*y^5*z^4 + 2154*y^6*z^4 - 1347*y^7*z^4 - 1146*y*z^5 + 6024*y^2*z^5 - 15680*y^3*z^5 + 8955*y^4*z^5 + 307*y^5*z^5 - 1848*y^6*z^5 - 324*z^6 + 4978*y*z^6 - 12803*y^2*z^6 + 15756*y^3*z^6 - 5025*y^4*z^6 - 960*y^5*z^6 + 1219*z^7 - 8105*y*z^7 + 11824*y^2*z^7 - 6800*y^3*z^7 + 414*y^4*z^7 - 1723*z^8 + 5920*y*z^8 - 4400*y^2*z^8 + 747*y^3*z^8 + 1085*z^9 - 1707*y*z^9 + 342*y^2*z^9 - 257*z^10 + 60*y*z^10)/ (12*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^4))*G[1, 1, 0, y] + ((-161*y^4 + 322*y^5 - 155*y^6 + 412*y^3*z - 492*y^4*z + 104*y^5*z + 90*y^2*z^2 - 964*y^3*z^2 + 744*y^4*z^2 + 60*y*z^3 - 240*y^2*z^3 + 596*y^3*z^3 + 15*z^4 - 110*y*z^4 + 161*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6)*G[0, 0, 1, 0, y])/(4*y^3*(-1 + y + z)^2* (y + z)^4) + ((329*y^4 - 658*y^5 + 315*y^6 - 268*y^3*z - 132*y^4*z + 344*y^5*z + 390*y^2*z^2 - 284*y^3*z^2 + 144*y^4*z^2 + 260*y*z^3 - 1360*y^2*z^3 + 796*y^3*z^3 + 65*z^4 - 690*y*z^4 + 1031*y^2*z^4 - 140*z^5 + 420*y*z^5 + 70*z^6)*G[0, 1, 0, 0, y])/ (4*y^3*(-1 + y + z)^2*(y + z)^4) + ((-32*y^4 + 64*y^5 - 31*y^6 + 70*y^3*z - 74*y^4*z + 8*y^5*z + 6*y^2*z^2 - 144*y^3*z^2 + 111*y^4*z^2 + 4*y*z^3 - 8*y^2*z^3 + 74*y^3*z^3 + z^4 - 2*y*z^4 + 2*y^2*z^4)*G[0, 1, 1, 0, y])/ (2*y^3*(-1 + y + z)^2*(y + z)^4) + ((287*y^4 - 574*y^5 + 275*y^6 - 304*y^3*z + 24*y^4*z + 232*y^5*z + 270*y^2*z^2 + 28*y^3*z^2 - 78*y^4*z^2 + 180*y*z^3 - 960*y^2*z^3 + 448*y^3*z^3 + 45*z^4 - 490*y*z^4 + 733*y^2*z^4 - 100*z^5 + 300*y*z^5 + 50*z^6)*G[1, 0, 1, 0, y])/(4*y^3*(-1 + y + z)^2* (y + z)^4) + ((329*y^4 - 658*y^5 + 315*y^6 - 268*y^3*z - 132*y^4*z + 344*y^5*z + 390*y^2*z^2 - 284*y^3*z^2 + 144*y^4*z^2 + 260*y*z^3 - 1360*y^2*z^3 + 796*y^3*z^3 + 65*z^4 - 690*y*z^4 + 1031*y^2*z^4 - 140*z^5 + 420*y*z^5 + 70*z^6)*G[1, 1, 0, 0, y])/ (4*y^3*(-1 + y + z)^2*(y + z)^4) + ((33*y^4 - 66*y^5 + 31*y^6 - 132*y^3*z + 196*y^4*z - 72*y^5*z - 66*y^2*z^2 + 388*y^3*z^2 - 300*y^4*z^2 - 44*y*z^3 + 208*y^2*z^3 - 300*y^3*z^3 - 11*z^4 + 102*y*z^4 - 153*y^2*z^4 + 20*z^5 - 60*y*z^5 - 10*z^6)*G[1, 1, 1, 0, y])/(4*y^3*(-1 + y + z)^2* (y + z)^4)) + ((((3*I)/2)*Pi*(-10 + 20*y - 7*y^2 - 7*y^3 + 4*y^4 + 40*z - 60*y*z + 14*y^2*z + 6*y^3*z - 60*z^2 + 60*y*z^2 - 7*y^2*z^2 + y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4))/ (y^3*(-1 + z)^2*(-1 + y + z)^2) + (3*y^5 - 3*y^6 + 9*y^4*z - 15*y^5*z - 12*y^6*z + 12*y^7*z - 575*y^3*z^2 + 1180*y^4*z^2 - 641*y^5*z^2 + 34*y^6*z^2 + 52*y^7*z^2 - 693*y^2*z^3 + 4487*y^3*z^3 - 5400*y^4*z^3 + 1474*y^5*z^3 + 212*y^6*z^3 + 12*y^7*z^3 - 762*y*z^4 + 4824*y^2*z^4 - 11763*y^3*z^4 + 7743*y^4*z^4 - 740*y^5*z^4 - 3*y^6*z^4 - 254*z^5 + 3736*y*z^5 - 10967*y^2*z^5 + 12930*y^3*z^5 - 3963*y^4*z^5 + 147*y^5*z^5 + 1019*z^6 - 6696*y*z^6 + 10510*y^2*z^6 - 5640*y^3*z^6 + 507*y^4*z^6 - 1533*z^7 + 5292*y*z^7 - 3950*y^2*z^7 + 561*y^3*z^7 + 1025*z^8 - 1630*y*z^8 + 276*y^2*z^8 - 257*z^9 + 60*y*z^9)/(12*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^3))* G[1, 1, 1, 0, z] + ((((-3*I)/2)*Pi*(-10 + 20*y - 7*y^2 - 6*y^3 + 2*y^4 + 40*z - 60*y*z + 14*y^2*z + 8*y^3*z - 60*z^2 + 60*y*z^2 - 7*y^2*z^2 - 2*y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4))/(y^3*(-1 + z)^2*(-1 + y + z)^2) + (-6*y^5 + 6*y^6 - 18*y^4*z + 30*y^5*z + 24*y^6*z - 24*y^7*z + 325*y^3*z^2 - 740*y^4*z^2 + 372*y^5*z^2 + 294*y^6*z^2 - 288*y^7*z^2 + 1551*y^2*z^3 - 4444*y^3*z^3 + 3540*y^4*z^3 + 246*y^5*z^3 - 1134*y^6*z^3 - 18*y^7*z^3 + 1524*y*z^4 - 9408*y^2*z^4 + 12816*y^3*z^4 - 4206*y^4*z^4 - 1032*y^5*z^4 - 180*y^6*z^4 + 508*z^5 - 7172*y*z^5 + 19644*y^2*z^5 - 14164*y^3*z^5 + 2180*y^4*z^5 - 600*y^5*z^5 - 2038*z^6 + 12492*y*z^6 - 17862*y^2*z^6 + 6589*y^3*z^6 - 1086*y^4*z^6 + 3066*z^7 - 9684*y*z^7 + 6669*y^2*z^7 - 1122*y^3*z^7 - 2050*z^8 + 2960*y*z^8 - 594*y^2*z^8 + 514*z^9 - 120*y*z^9)/(24*y^3*(-1 + z)^2*z^2* (-1 + y + z)^2*(y + z)^3))*G[1, 1 - y, 1, 0, z] + ((((3*I)/4)*Pi*(75*y^4 - 150*y^5 + 88*y^6 - 22*y^7 + 9*y^8 - 30*y^3*z - 240*y^4*z + 472*y^5*z - 264*y^6*z + 62*y^7*z + 120*y^2*z^2 - 120*y^3*z^2 + 468*y^4*z^2 - 626*y^5*z^2 + 246*y^6*z^2 - 4*y^7*z^2 + 80*y*z^3 - 640*y^2*z^3 + 672*y^3*z^3 - 604*y^4*z^3 + 364*y^5*z^3 - 16*y^6*z^3 + 20*z^4 - 360*y*z^4 + 1233*y^2*z^4 - 886*y^3*z^4 + 326*y^4*z^4 - 24*y^5*z^4 - 80*z^5 + 600*y*z^5 - 1026*y^2*z^5 + 368*y^3*z^5 - 16*y^4*z^5 + 120*z^6 - 440*y*z^6 + 313*y^2*z^6 - 4*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8))/(y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + (-60*y^6 + 180*y^7 - 180*y^8 + 60*y^9 - 240*y^5*z + 948*y^6*z - 1188*y^7*z + 492*y^8*z - 12*y^9*z - 683*y^4*z^2 + 3745*y^5*z^2 - 5656*y^6*z^2 + 3115*y^7*z^2 - 689*y^8*z^2 + 168*y^9*z^2 + 1222*y^3*z^3 + 2058*y^4*z^3 - 12454*y^5*z^3 + 12780*y^6*z^3 - 4812*y^7*z^3 + 1074*y^8*z^3 + 1809*y^2*z^4 - 6829*y^3*z^4 - 3540*y^4*z^4 + 19277*y^5*z^4 - 13178*y^6*z^4 + 3333*y^7*z^4 + 1828*y*z^5 - 9344*y^2*z^5 + 12944*y^3*z^5 + 5088*y^4*z^5 - 13768*y^5*z^5 + 5028*y^6*z^5 + 508*z^6 - 7944*y*z^6 + 17354*y^2*z^6 - 11176*y^3*z^6 - 2514*y^4*z^6 + 2988*y^5*z^6 - 2038*z^7 + 12978*y*z^7 - 14590*y^2*z^7 + 5360*y^3*z^7 - 576*y^4*z^7 + 3066*z^8 - 9556*y*z^8 + 5449*y^2*z^8 - 1521*y^3*z^8 - 2050*z^9 + 2814*y*z^9 - 678*y^2*z^9 + 514*z^10 - 120*y*z^10)/(24*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2* (y + z)^4))*G[1 - y, 0, 1, 0, z] + ((((3*I)/2)*Pi*(43*y^4 - 86*y^5 + 51*y^6 - 13*y^7 + 5*y^8 - 26*y^3*z - 120*y^4*z + 264*y^5*z - 154*y^6*z + 36*y^7*z + 60*y^2*z^2 - 16*y^3*z^2 + 210*y^4*z^2 - 348*y^5*z^2 + 145*y^6*z^2 - 3*y^7*z^2 + 40*y*z^3 - 320*y^2*z^3 + 276*y^3*z^3 - 284*y^4*z^3 + 208*y^5*z^3 - 12*y^6*z^3 + 10*z^4 - 180*y*z^4 + 618*y^2*z^4 - 413*y^3*z^4 + 168*y^4*z^4 - 18*y^5*z^4 - 40*z^5 + 300*y*z^5 - 516*y^2*z^5 + 182*y^3*z^5 - 12*y^4*z^5 + 60*z^6 - 220*y*z^6 + 158*y^2*z^6 - 3*y^3*z^6 - 40*z^7 + 60*y*z^7 + 10*z^8))/(y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + (-355*y^4 + 1970*y^5 - 2516*y^6 + 939*y^7 - 38*y^8 + 644*y^3*z + 1968*y^4*z - 8978*y^5*z + 7804*y^6*z - 1690*y^7*z + 96*y^8*z + 1620*y^2*z^2 - 3878*y^3*z^2 - 5196*y^4*z^2 + 14416*y^5*z^2 - 6928*y^6*z^2 + 983*y^7*z^2 + 1774*y*z^3 - 8210*y^2*z^3 + 7650*y^3*z^3 + 5656*y^4*z^3 - 7890*y^5*z^3 + 1988*y^6*z^3 + 508*z^4 - 7662*y*z^4 + 15129*y^2*z^4 - 7583*y^3*z^4 - 499*y^4*z^4 + 714*y^5*z^4 - 2038*z^5 + 12456*y*z^5 - 12780*y^2*z^5 + 4848*y^3*z^5 - 1516*y^4*z^5 + 3066*z^6 - 9142*y*z^6 + 4913*y^2*z^6 - 1681*y^3*z^6 - 2050*z^7 + 2694*y*z^7 - 672*y^2*z^7 + 514*z^8 - 120*y*z^8)/(24*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4))*G[1 - y, 1, 0, 0, z] + ((((-3*I)/2)*Pi*(-21*y^4 + 42*y^5 - 22*y^6 - 2*y^7 + y^8 - 18*y^3*z + 120*y^4*z - 148*y^5*z + 36*y^6*z + 6*y^7*z - 60*y^2*z^2 + 192*y^3*z^2 - 300*y^4*z^2 + 158*y^5*z^2 - 8*y^6*z^2 - 40*y*z^3 + 320*y^2*z^3 - 512*y^3*z^3 + 316*y^4*z^3 - 48*y^5*z^3 - 10*z^4 + 180*y*z^4 - 611*y^2*z^4 + 518*y^3*z^4 - 114*y^4*z^4 + 40*z^5 - 300*y*z^5 + 502*y^2*z^5 - 180*y^3*z^5 - 60*z^6 + 220*y*z^6 - 151*y^2*z^6 + 40*z^7 - 60*y*z^7 - 10*z^8))/(y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + (-249*y^4 + 954*y^5 - 1139*y^6 + 562*y^7 - 80*y^8 + 3168*y^3*z - 4908*y^4*z - 974*y^5*z + 3950*y^6*z - 1152*y^7*z - 12*y^8*z + 2682*y^2*z^2 - 17790*y^3*z^2 + 18372*y^4*z^2 + 430*y^5*z^2 - 3795*y^6*z^2 + 222*y^7*z^2 + 1990*y*z^3 - 14354*y^2*z^3 + 36362*y^3*z^3 - 21524*y^4*z^3 - 322*y^5*z^3 + 432*y^6*z^3 + 508*z^4 - 8898*y*z^4 + 27752*y^2*z^4 - 33300*y^3*z^4 + 9897*y^4*z^4 - 456*y^5*z^4 - 2038*z^5 + 14880*y*z^5 - 23830*y^2*z^5 + 13126*y^3*z^5 - 1680*y^4*z^5 + 3066*z^6 - 11146*y*z^6 + 8410*y^2*z^6 - 1566*y^3*z^6 - 2050*z^7 + 3294*y*z^7 - 660*y^2*z^7 + 514*z^8 - 120*y*z^8)/ (24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[1 - y, 1, 1, 0, z] + ((((-3*I)/2)*Pi*(21*y^4 - 42*y^5 + 26*y^6 - 9*y^7 + 4*y^8 + 18*y^3*z - 120*y^4*z + 164*y^5*z - 88*y^6*z + 26*y^7*z + 60*y^2*z^2 - 192*y^3*z^2 + 324*y^4*z^2 - 256*y^5*z^2 + 90*y^6*z^2 - y^7*z^2 + 40*y*z^3 - 320*y^2*z^3 + 528*y^3*z^3 - 408*y^4*z^3 + 156*y^5*z^3 - 4*y^6*z^3 + 10*z^4 - 180*y*z^4 + 615*y^2*z^4 - 561*y^3*z^4 + 191*y^4*z^4 - 6*y^5*z^4 - 40*z^5 + 300*y*z^5 - 510*y^2*z^5 + 208*y^3*z^5 - 4*y^4*z^5 + 60*z^6 - 220*y*z^6 + 155*y^2*z^6 - y^3*z^6 - 40*z^7 + 60*y*z^7 + 10*z^8))/(y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + (60*y^6 - 180*y^7 + 180*y^8 - 60*y^9 + 240*y^5*z - 948*y^6*z + 1188*y^7*z - 492*y^8*z + 12*y^9*z - 106*y^4*z^2 - 1714*y^5*z^2 + 3955*y^6*z^2 - 2601*y^7*z^2 + 634*y^8*z^2 - 168*y^9*z^2 - 904*y^3*z^3 + 510*y^4*z^3 + 5710*y^5*z^3 - 7754*y^6*z^3 + 3614*y^7*z^3 - 1056*y^8*z^3 - 2424*y^2*z^4 + 6394*y^3*z^4 - 234*y^4*z^4 - 10064*y^5*z^4 + 8099*y^6*z^4 - 2797*y^7*z^4 - 1924*y*z^5 + 12020*y^2*z^5 - 13916*y^3*z^5 - 1238*y^4*z^5 + 7530*y^5*z^5 - 3496*y^6*z^5 - 508*z^6 + 8340*y*z^6 - 21845*y^2*z^6 + 13325*y^3*z^6 - 46*y^4*z^6 - 1398*y^5*z^6 + 2038*z^7 - 13602*y*z^7 + 18034*y^2*z^7 - 6542*y^3*z^7 + 1244*y^4*z^7 - 3066*z^8 + 10000*y*z^8 - 6493*y^2*z^8 + 1643*y^3*z^8 + 2050*z^9 - 2934*y*z^9 + 708*y^2*z^9 - 514*z^10 + 120*y*z^10)/(24*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2* (y + z)^4))*G[1 - y, 1 - y, 1, 0, z] + ((((-3*I)/2)*Pi*(53*y^4 - 106*y^5 + 51*y^6 - 52*y^3*z - 4*y^4*z + 48*y^5*z + 54*y^2*z^2 - 12*y^3*z^2 + 36*y*z^3 - 192*y^2*z^3 + 100*y^3*z^3 + 9*z^4 - 98*y*z^4 + 147*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6))/(y^3*(-1 + y + z)^2*(y + z)^4) + (27*y^6 - 87*y^7 + 90*y^8 - 30*y^9 + 108*y^5*z - 456*y^6*z + 606*y^7*z - 258*y^8*z + 6*y^9*z + 637*y^4*z^2 - 2000*y^5*z^2 + 2349*y^6*z^2 - 1038*y^7*z^2 + 120*y^8*z^2 - 84*y^9*z^2 - 1436*y^3*z^3 - 137*y^4*z^3 + 4313*y^5*z^3 - 3306*y^6*z^3 + 786*y^7*z^3 - 492*y^8*z^3 - 987*y^2*z^4 + 7413*y^3*z^4 - 4952*y^4*z^4 - 2308*y^5*z^4 + 2154*y^6*z^4 - 1347*y^7*z^4 - 1146*y*z^5 + 6024*y^2*z^5 - 15680*y^3*z^5 + 8955*y^4*z^5 + 307*y^5*z^5 - 1848*y^6*z^5 - 324*z^6 + 4978*y*z^6 - 12803*y^2*z^6 + 15756*y^3*z^6 - 5025*y^4*z^6 - 960*y^5*z^6 + 1219*z^7 - 8105*y*z^7 + 11824*y^2*z^7 - 6800*y^3*z^7 + 414*y^4*z^7 - 1723*z^8 + 5920*y*z^8 - 4400*y^2*z^8 + 747*y^3*z^8 + 1085*z^9 - 1707*y*z^9 + 342*y^2*z^9 - 257*z^10 + 60*y*z^10)/(12*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2* (y + z)^4))*G[-y, 0, 1, 0, z] + ((((-3*I)/2)*Pi*(53*y^4 - 106*y^5 + 51*y^6 - 52*y^3*z - 4*y^4*z + 48*y^5*z + 54*y^2*z^2 - 12*y^3*z^2 + 36*y*z^3 - 192*y^2*z^3 + 100*y^3*z^3 + 9*z^4 - 98*y*z^4 + 147*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6))/(y^3*(-1 + y + z)^2*(y + z)^4) + (27*y^6 - 87*y^7 + 90*y^8 - 30*y^9 + 108*y^5*z - 456*y^6*z + 606*y^7*z - 258*y^8*z + 6*y^9*z + 637*y^4*z^2 - 2000*y^5*z^2 + 2349*y^6*z^2 - 1038*y^7*z^2 + 120*y^8*z^2 - 84*y^9*z^2 - 1436*y^3*z^3 - 137*y^4*z^3 + 4313*y^5*z^3 - 3306*y^6*z^3 + 786*y^7*z^3 - 492*y^8*z^3 - 987*y^2*z^4 + 7413*y^3*z^4 - 4952*y^4*z^4 - 2308*y^5*z^4 + 2154*y^6*z^4 - 1347*y^7*z^4 - 1146*y*z^5 + 6024*y^2*z^5 - 15680*y^3*z^5 + 8955*y^4*z^5 + 307*y^5*z^5 - 1848*y^6*z^5 - 324*z^6 + 4978*y*z^6 - 12803*y^2*z^6 + 15756*y^3*z^6 - 5025*y^4*z^6 - 960*y^5*z^6 + 1219*z^7 - 8105*y*z^7 + 11824*y^2*z^7 - 6800*y^3*z^7 + 414*y^4*z^7 - 1723*z^8 + 5920*y*z^8 - 4400*y^2*z^8 + 747*y^3*z^8 + 1085*z^9 - 1707*y*z^9 + 342*y^2*z^9 - 257*z^10 + 60*y*z^10)/(12*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2* (y + z)^4))*G[-y, 1 - y, 1, 0, z] - (137*G[0, 0, 0, 0, 0, z])/ (4*y*(-1 + z)^2) + ((115*y^4 - 230*y^5 + 21*y^6 + 67*y^7 + 47*y^8 - 36*y^9 - 266*y^3*z - 55*y^4*z + 290*y^5*z + 205*y^6*z + y^7*z - 191*y^8*z - 36*y^2*z^2 + 1354*y^3*z^2 - 1488*y^4*z^2 + 912*y^5*z^2 - 403*y^6*z^2 - 231*y^7*z^2 - 24*y*z^3 + 156*y^2*z^3 - 3108*y^3*z^3 + 3912*y^4*z^3 - 1904*y^5*z^3 + 245*y^6*z^3 - 53*y^7*z^3 - 6*z^4 + 84*y*z^4 - 352*y^2*z^4 + 3927*y^3*z^4 - 3880*y^4*z^4 + 1214*y^5*z^4 - 212*y^6*z^4 + 18*z^5 - 108*y*z^5 + 480*y^2*z^5 - 2669*y^3*z^5 + 1608*y^4*z^5 - 318*y^5*z^5 - 18*z^6 + 60*y*z^6 - 348*y^2*z^6 + 815*y^3*z^6 - 212*y^4*z^6 + 6*z^7 - 12*y*z^7 + 100*y^2*z^7 - 53*y^3*z^7)*G[0, 0, 0, 1, 0, y])/(4*y^3*(-1 + z)^3*(-1 + y + z)^2* (y + z)^4) + ((-268*y^4 + 536*y^5 - 158*y^6 - 167*y^7 + 57*y^8 + 50*y^3*z + 1526*y^4*z - 2208*y^5*z - 36*y^6*z + 764*y^7*z - 96*y^8*z - 486*y^2*z^2 + 744*y^3*z^2 - 3499*y^4*z^2 + 2470*y^5*z^2 + 1538*y^6*z^2 - 1044*y^7*z^2 + 66*y^8*z^2 - 324*y*z^3 + 3672*y^2*z^3 - 4426*y^3*z^3 + 3428*y^4*z^3 + 916*y^5*z^3 - 2584*y^6*z^3 + 608*y^7*z^3 - 81*z^4 + 2178*y*z^4 - 11059*y^2*z^4 + 9097*y^3*z^4 - 333*y^4*z^4 - 3552*y^5*z^4 + 1614*y^6*z^4 - 53*y^7*z^4 + 504*z^5 - 6012*y*z^5 + 17236*y^2*z^5 - 8890*y^3*z^5 - 1982*y^4*z^5 + 2264*y^5*z^5 - 212*y^6*z^5 - 1296*z^6 + 8748*y*z^6 - 14784*y^2*z^6 + 4084*y^3*z^6 + 1367*y^4*z^6 - 318*y^5*z^6 + 1764*z^7 - 7092*y*z^7 + 6652*y^2*z^7 - 606*y^3*z^7 - 212*y^4*z^7 - 1341*z^8 + 3042*y*z^8 - 1231*y^2*z^8 - 53*y^3*z^8 + 540*z^9 - 540*y*z^9 - 90*z^10)* G[0, 0, 0, 1, 0, z])/(4*y^3*(-1 + z)^4*(-1 + y + z)^2*(y + z)^4) + ((-131*y^4 + 262*y^5 - 210*y^6 + 105*y^7 - 80*y^8 + 36*y^9 - 128*y^3*z + 921*y^4*z - 1502*y^5*z + 1050*y^6*z - 583*y^7*z + 224*y^8*z - 390*y^2*z^2 + 1460*y^3*z^2 - 3273*y^4*z^2 + 3564*y^5*z^2 - 2162*y^6*z^2 + 747*y^7*z^2 - 260*y*z^3 + 2530*y^2*z^3 - 5176*y^3*z^3 + 6023*y^4*z^3 - 4308*y^5*z^3 + 1678*y^6*z^3 - 53*y^7*z^3 - 65*z^4 + 1470*y*z^4 - 6374*y^2*z^4 + 8153*y^3*z^4 - 5548*y^4*z^4 + 2338*y^5*z^4 - 212*y^6*z^4 + 335*z^5 - 3270*y*z^5 + 7842*y^2*z^5 - 6031*y^3*z^5 + 2220*y^4*z^5 - 318*y^5*z^5 - 685*z^6 + 3590*y*z^6 - 4732*y^2*z^6 + 1775*y^3*z^6 - 212*y^4*z^6 + 695*z^7 - 1950*y*z^7 + 1124*y^2*z^7 - 53*y^3*z^7 - 350*z^8 + 420*y*z^8 + 70*z^9)*G[0, 0, 1, 0, 0, y])/(4*y^3*(-1 + z)^3*(-1 + y + z)^2* (y + z)^4) + ((-241*y^4 + 482*y^5 - 112*y^6 - 205*y^7 + 76*y^8 + 224*y^3*z + 1012*y^4*z - 1684*y^5*z - 372*y^6*z + 976*y^7*z - 156*y^8*z - 258*y^2*z^2 - 772*y^3*z^2 - 978*y^4*z^2 + 686*y^5*z^2 + 2472*y^6*z^2 - 1398*y^7*z^2 + 74*y^8*z^2 - 172*y*z^3 + 1976*y^2*z^3 + 788*y^3*z^3 - 2208*y^4*z^3 + 3872*y^5*z^3 - 3584*y^6*z^3 + 656*y^7*z^3 - 43*z^4 + 1174*y*z^4 - 5938*y^2*z^4 - 117*y^3*z^4 + 6291*y^4*z^4 - 5762*y^5*z^4 + 1772*y^6*z^4 - 53*y^7*z^4 + 272*z^5 - 3276*y*z^5 + 9152*y^2*z^5 + 40*y^3*z^5 - 5844*y^4*z^5 + 2700*y^5*z^5 - 212*y^6*z^5 - 708*z^6 + 4804*y*z^6 - 7718*y^2*z^6 - 410*y^3*z^6 + 2174*y^4*z^6 - 318*y^5*z^6 + 972*z^7 - 3916*y*z^7 + 3400*y^2*z^7 + 300*y^3*z^7 - 212*y^4*z^7 - 743*z^8 + 1686*y*z^8 - 614*y^2*z^8 - 53*y^3*z^8 + 300*z^9 - 300*y*z^9 - 50*z^10)* G[0, 0, 1, 0, 0, z])/(4*y^3*(-1 + z)^4*(-1 + y + z)^2*(y + z)^4) + ((-29*y^4 + 58*y^5 - 127*y^6 + 113*y^7 - 35*y^8 + 16*y^3*z + 90*y^4*z - 556*y^5*z + 706*y^6*z - 296*y^7*z - 42*y^2*z^2 + 44*y^3*z^2 - 747*y^4*z^2 + 1616*y^5*z^2 - 961*y^6*z^2 + 43*y^7*z^2 - 28*y*z^3 + 260*y^2*z^3 - 672*y^3*z^3 + 1792*y^4*z^3 - 1516*y^5*z^3 + 172*y^6*z^3 - 7*z^4 + 150*y*z^4 - 639*y^2*z^4 + 1261*y^3*z^4 - 1313*y^4*z^4 + 258*y^5*z^4 + 34*z^5 - 276*y*z^5 + 666*y^2*z^5 - 692*y^3*z^5 + 172*y^4*z^5 - 57*z^6 + 214*y*z^6 - 245*y^2*z^6 + 43*y^3*z^6 + 40*z^7 - 60*y*z^7 - 10*z^8)*G[0, 0, 1, 1, 0, y])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-29*y^4 + 58*y^5 - 35*y^6 + 50*y^7 - 18*y^8 + 16*y^3*z + 148*y^4*z - 304*y^5*z + 340*y^6*z - 240*y^7*z + 40*y^8*z - 42*y^2*z^2 + 12*y^3*z^2 - 404*y^4*z^2 + 936*y^5*z^2 - 990*y^6*z^2 + 352*y^7*z^2 - 16*y^8*z^2 - 28*y*z^3 + 344*y^2*z^3 - 376*y^3*z^3 + 916*y^4*z^3 - 1744*y^5*z^3 + 1148*y^6*z^3 - 152*y^7*z^3 - 7*z^4 + 206*y*z^4 - 1109*y^2*z^4 + 1114*y^3*z^4 - 1459*y^4*z^4 + 1658*y^5*z^4 - 483*y^6*z^4 + 14*y^7*z^4 + 48*z^5 - 604*y*z^5 + 1836*y^2*z^5 - 1464*y^3*z^5 + 1248*y^4*z^5 - 664*y^5*z^5 + 56*y^6*z^5 - 132*z^6 + 916*y*z^6 - 1664*y^2*z^6 + 940*y^3*z^6 - 470*y^4*z^6 + 84*y^5*z^6 + 188*z^7 - 764*y*z^7 + 788*y^2*z^7 - 256*y^3*z^7 + 56*y^4*z^7 - 147*z^8 + 334*y*z^8 - 153*y^2*z^8 + 14*y^3*z^8 + 60*z^9 - 60*y*z^9 - 10*z^10)*G[0, 0, 1, 1, 0, z])/(4*y^3*(-1 + z)^4*(-1 + y + z)^2* (y + z)^4) + ((-248*y^4 + 496*y^5 - 310*y^6 + 95*y^7 - 33*y^8 + 64*y^3*z + 880*y^4*z - 1688*y^5*z + 1000*y^6*z - 256*y^7*z - 432*y^2*z^2 + 672*y^3*z^2 - 2012*y^4*z^2 + 2458*y^5*z^2 - 1004*y^6*z^2 + 29*y^7*z^2 - 288*y*z^3 + 2400*y^2*z^3 - 3000*y^3*z^3 + 2756*y^4*z^3 - 1572*y^5*z^3 + 116*y^6*z^3 - 72*z^4 + 1360*y*z^4 - 4758*y^2*z^4 + 3823*y^3*z^4 - 1525*y^4*z^4 + 174*y^5*z^4 + 304*z^5 - 2336*y*z^5 + 4044*y^2*z^5 - 1588*y^3*z^5 + 116*y^4*z^5 - 472*z^6 + 1744*y*z^6 - 1254*y^2*z^6 + 29*y^3*z^6 + 320*z^7 - 480*y*z^7 - 80*z^8)*G[0, 0, 1 - y, 1, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-187*y^2 + 374*y^3 - 110*y^4 - 59*y^5 + 8*y^6 + 374*y*z - 440*y^3*z - 16*y^4*z + 134*y^5*z - 1496*y*z^2 + 1584*y^2*z^2 - 596*y^3*z^2 + 346*y^4*z^2 - 43*y^5*z^2 + 2552*y*z^3 - 2656*y^2*z^3 + 952*y^3*z^3 - 172*y^4*z^3 + 77*z^4 - 2171*y*z^4 + 1439*y^2*z^4 - 258*y^3*z^4 - 154*z^5 + 784*y*z^5 - 172*y^2*z^5 + 77*z^6 - 43*y*z^6)*G[0, 1, 0, 0, 0, y])/(4*y*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + ((-187*y^2 + 374*y^3 - 54*y^4 - 223*y^5 + 90*y^6 + 374*y*z + 374*y^2*z - 964*y^3*z - 676*y^4*z + 1090*y^5*z - 198*y^6*z - 2244*y*z^2 + 1733*y^2*z^2 - 1222*y^3*z^2 + 3136*y^4*z^2 - 1590*y^5*z^2 + 81*y^6*z^2 + 6142*y*z^3 - 7824*y^2*z^3 + 6436*y^3*z^3 - 4164*y^4*z^3 + 658*y^5*z^3 + 133*z^4 - 9831*y*z^4 + 12473*y^2*z^4 - 7334*y^3*z^4 + 1768*y^4*z^4 - 43*y^5*z^4 - 532*z^5 + 9532*y*z^5 - 9200*y^2*z^5 + 2860*y^3*z^5 - 172*y^4*z^5 + 798*z^6 - 5170*y*z^6 + 2776*y^2*z^6 - 258*y^3*z^6 - 532*z^7 + 1240*y*z^7 - 172*y^2*z^7 + 133*z^8 - 43*y*z^8)*G[0, 1, 0, 0, 0, z])/(4*y*(-1 + z)^4* (-1 + y + z)^2*(y + z)^4) + ((166*y^4 - 332*y^5 + 67*y^6 + 99*y^7 - 27*y^8 + 4*y^3*z - 680*y^4*z + 612*y^5*z + 262*y^6*z - 252*y^7*z + 336*y^2*z^2 - 720*y^3*z^2 + 814*y^4*z^2 + 366*y^5*z^2 - 671*y^6*z^2 + 45*y^7*z^2 + 224*y*z^3 - 1840*y^2*z^3 + 1996*y^3*z^3 + 144*y^4*z^3 - 1024*y^5*z^3 + 180*y^6*z^3 + 56*z^4 - 1040*y*z^4 + 3469*y^2*z^4 - 1749*y^3*z^4 - 651*y^4*z^4 + 270*y^5*z^4 - 232*z^5 + 1768*y*z^5 - 2762*y^2*z^5 + 424*y^3*z^5 + 180*y^4*z^5 + 356*z^6 - 1312*y*z^6 + 797*y^2*z^6 + 45*y^3*z^6 - 240*z^7 + 360*y*z^7 + 60*z^8)*G[0, 1, 0, 1, 0, y])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((94*y^4 - 188*y^5 + 70*y^6 + 62*y^7 - 21*y^8 + 178*y^3*z - 918*y^4*z + 1020*y^5*z - 32*y^6*z - 294*y^7*z + 46*y^8*z + 366*y^2*z^2 - 1792*y^3*z^2 + 3395*y^4*z^2 - 1828*y^5*z^2 - 546*y^6*z^2 + 430*y^7*z^2 - 19*y^8*z^2 + 244*y*z^3 - 2672*y^2*z^3 + 6430*y^3*z^3 - 6032*y^4*z^3 + 1016*y^5*z^3 + 980*y^6*z^3 - 194*y^7*z^3 + 61*z^4 - 1578*y*z^4 + 7905*y^2*z^4 - 11298*y^3*z^4 + 5379*y^4*z^4 + 400*y^5*z^4 - 516*y^6*z^4 + 20*y^7*z^4 - 364*z^5 + 4232*y*z^5 - 12220*y^2*z^5 + 10540*y^3*z^5 - 2164*y^4*z^5 - 516*y^5*z^5 + 80*y^6*z^5 + 906*z^6 - 6028*y*z^6 + 10460*y^2*z^6 - 5002*y^3*z^6 + 172*y^4*z^6 + 120*y^5*z^6 - 1204*z^7 + 4812*y*z^7 - 4716*y^2*z^7 + 924*y^3*z^7 + 80*y^4*z^7 + 901*z^8 - 2042*y*z^8 + 877*y^2*z^8 + 20*y^3*z^8 - 360*z^9 + 360*y*z^9 + 60*z^10)*G[0, 1, 0, 1, 0, z])/ (4*y^3*(-1 + z)^4*(-1 + y + z)^2*(y + z)^4) + ((120*y^4 - 240*y^5 + 28*y^6 + 109*y^7 - 29*y^8 + 150*y^3*z - 790*y^4*z + 512*y^5*z + 380*y^6*z - 276*y^7*z + 390*y^2*z^2 - 1420*y^3*z^2 + 1523*y^4*z^2 + 350*y^5*z^2 - 786*y^6*z^2 + 51*y^7*z^2 + 260*y*z^3 - 2140*y^2*z^3 + 3292*y^3*z^3 - 720*y^4*z^3 - 1044*y^5*z^3 + 204*y^6*z^3 + 65*z^4 - 1210*y*z^4 + 4063*y^2*z^4 - 2815*y^3*z^4 - 366*y^4*z^4 + 306*y^5*z^4 - 270*z^5 + 2060*y*z^5 - 3266*y^2*z^5 + 742*y^3*z^5 + 204*y^4*z^5 + 415*z^6 - 1530*y*z^6 + 953*y^2*z^6 + 51*y^3*z^6 - 280*z^7 + 420*y*z^7 + 70*z^8)* G[0, 1, 1, 0, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((39*y^4 - 78*y^5 + 11*y^6 + 65*y^7 - 19*y^8 + 288*y^3*z - 808*y^4*z + 564*y^5*z + 216*y^6*z - 294*y^7*z + 34*y^8*z + 366*y^2*z^2 - 2452*y^3*z^2 + 3646*y^4*z^2 - 1086*y^5*z^2 - 920*y^6*z^2 + 412*y^7*z^2 - 21*y^8*z^2 + 244*y*z^3 - 2672*y^2*z^3 + 8064*y^3*z^3 - 7024*y^4*z^3 + 440*y^5*z^3 + 1264*y^6*z^3 - 234*y^7*z^3 + 61*z^4 - 1578*y*z^4 + 7901*y^2*z^4 - 13431*y^3*z^4 + 6580*y^4*z^4 + 706*y^5*z^4 - 715*y^6*z^4 + 27*y^7*z^4 - 364*z^5 + 4232*y*z^5 - 12204*y^2*z^5 + 12086*y^3*z^5 - 2730*y^4*z^5 - 732*y^5*z^5 + 108*y^6*z^5 + 906*z^6 - 6028*y*z^6 + 10436*y^2*z^6 - 5568*y^3*z^6 + 183*y^4*z^6 + 162*y^5*z^6 - 1204*z^7 + 4812*y*z^7 - 4700*y^2*z^7 + 986*y^3*z^7 + 108*y^4*z^7 + 901*z^8 - 2042*y*z^8 + 873*y^2*z^8 + 27*y^3*z^8 - 360*z^9 + 360*y*z^9 + 60*z^10)*G[0, 1, 1, 0, 0, z])/ (4*y^3*(-1 + z)^4*(-1 + y + z)^2*(y + z)^4) + ((-21 + 42*y + 54*y^2 - 93*y^3 + 29*y^4 + 82*z - 124*y*z - 108*y^2*z + 128*y^3*z - 121*z^2 + 122*y*z^2 + 54*y^2*z^2 - 35*y^3*z^2 + 80*z^3 - 40*y*z^3 - 20*z^4)*G[0, 1, 1, 1, 0, y])/(4*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((17*y^4 - 34*y^5 + 12*y^6 - 19*y^7 + 10*y^8 + 332*y^3*z - 730*y^4*z + 412*y^5*z - 100*y^6*z + 58*y^7*z + 366*y^2*z^2 - 2052*y^3*z^2 + 2417*y^4*z^2 - 836*y^5*z^2 + 144*y^6*z^2 + y^7*z^2 + 244*y*z^3 - 1940*y^2*z^3 + 4380*y^3*z^3 - 2788*y^4*z^3 + 492*y^5*z^3 + 4*y^6*z^3 + 61*z^4 - 1090*y*z^4 + 3678*y^2*z^4 - 3951*y^3*z^4 + 1090*y^4*z^4 + 6*y^5*z^4 - 242*z^5 + 1808*y*z^5 - 3000*y^2*z^5 + 1290*y^3*z^5 + 4*y^4*z^5 + 361*z^6 - 1322*y*z^6 + 896*y^2*z^6 + y^3*z^6 - 240*z^7 + 360*y*z^7 + 60*z^8)* G[0, 1, 1, 1, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-72*y^4 + 144*y^5 - 56*y^6 - 14*y^7 + y^8 - 222*y^3*z + 730*y^4*z - 588*y^5*z + 56*y^6*z + 30*y^7*z - 366*y^2*z^2 + 1612*y^3*z^2 - 2021*y^4*z^2 + 660*y^5*z^2 + 54*y^6*z^2 - 12*y^7*z^2 - 244*y*z^3 + 1940*y^2*z^3 - 3676*y^3*z^3 + 2084*y^4*z^3 - 140*y^5*z^3 - 48*y^6*z^3 - 61*z^4 + 1090*y*z^4 - 3667*y^2*z^4 + 3390*y^3*z^4 - 672*y^4*z^4 - 72*y^5*z^4 + 242*z^5 - 1808*y*z^5 + 2978*y^2*z^5 - 1092*y^3*z^5 - 48*y^4*z^5 - 361*z^6 + 1322*y*z^6 - 885*y^2*z^6 - 12*y^3*z^6 + 240*z^7 - 360*y*z^7 - 60*z^8)*G[0, 1, 1 - y, 1, 0, z])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((260*y^4 - 520*y^5 + 317*y^6 - 125*y^7 + 104*y^8 - 36*y^9 + 50*y^3*z - 1410*y^4*z + 2368*y^5*z - 1451*y^6*z + 691*y^7*z - 248*y^8*z + 570*y^2*z^2 - 1430*y^3*z^2 + 3987*y^4*z^2 - 4734*y^5*z^2 + 2675*y^6*z^2 - 807*y^7*z^2 + 380*y*z^3 - 3670*y^2*z^3 + 5868*y^3*z^3 - 6601*y^4*z^3 + 5010*y^5*z^3 - 1785*y^6*z^3 + 25*y^7*z^3 + 95*z^4 - 2130*y*z^4 + 9142*y^2*z^4 - 9649*y^3*z^4 + 5785*y^4*z^4 - 2310*y^5*z^4 + 100*y^6*z^4 - 485*z^5 + 4710*y*z^5 - 11106*y^2*z^5 + 7189*y^3*z^5 - 2121*y^4*z^5 + 150*y^5*z^5 + 985*z^6 - 5150*y*z^6 + 6616*y^2*z^6 - 2053*y^3*z^6 + 100*y^4*z^6 - 995*z^7 + 2790*y*z^7 - 1552*y^2*z^7 + 25*y^3*z^7 + 500*z^8 - 600*y*z^8 - 100*z^9)*G[0, 1 - y, 0, 1, 0, z])/(4*y^3*(-1 + z)^3*(-1 + y + z)^2* (y + z)^4) + ((-291*y^4 + 582*y^5 - 351*y^6 + 96*y^7 - 36*y^8 - 42*y^3*z + 1260*y^4*z - 2040*y^5*z + 1086*y^6*z - 264*y^7*z - 624*y^2*z^2 + 1464*y^3*z^2 - 3060*y^4*z^2 + 2910*y^5*z^2 - 1047*y^6*z^2 + 24*y^7*z^2 - 416*y*z^3 + 3400*y^2*z^3 - 4844*y^3*z^3 + 3888*y^4*z^3 - 1740*y^5*z^3 + 96*y^6*z^3 - 104*z^4 + 1920*y*z^4 - 6632*y^2*z^4 + 5560*y^3*z^4 - 1929*y^4*z^4 + 144*y^5*z^4 + 428*z^5 - 3252*y*z^5 + 5560*y^2*z^5 - 2162*y^3*z^5 + 96*y^4*z^5 - 654*z^6 + 2408*y*z^6 - 1704*y^2*z^6 + 24*y^3*z^6 + 440*z^7 - 660*y*z^7 - 110*z^8)*G[0, 1 - y, 1, 0, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-112*y^4 + 224*y^5 - 117*y^6 - 6*y^7 + y^8 - 184*y^3*z + 820*y^4*z - 880*y^5*z + 210*y^6*z + 14*y^7*z - 408*y^2*z^2 + 1568*y^3*z^2 - 2240*y^4*z^2 + 1052*y^5*z^2 - 71*y^6*z^2 - 4*y^7*z^2 - 272*y*z^3 + 2200*y^2*z^3 - 3908*y^3*z^3 + 2444*y^4*z^3 - 368*y^5*z^3 - 16*y^6*z^3 - 68*z^4 + 1240*y*z^4 - 4229*y^2*z^4 + 3842*y^3*z^4 - 895*y^4*z^4 - 24*y^5*z^4 + 276*z^5 - 2084*y*z^5 + 3490*y^2*z^5 - 1314*y^3*z^5 - 16*y^4*z^5 - 418*z^6 + 1536*y*z^6 - 1053*y^2*z^6 - 4*y^3*z^6 + 280*z^7 - 420*y*z^7 - 70*z^8)* G[0, 1 - y, 1, 1, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-134*y^4 + 268*y^5 - 178*y^6 + 104*y^7 - 96*y^8 + 36*y^9 - 206*y^3*z + 1084*y^4*z - 1456*y^5*z + 950*y^6*z - 612*y^7*z + 240*y^8*z - 474*y^2*z^2 + 1986*y^3*z^2 - 3741*y^4*z^2 + 3384*y^5*z^2 - 2022*y^6*z^2 + 744*y^7*z^2 - 316*y*z^3 + 3014*y^2*z^3 - 6384*y^3*z^3 + 6475*y^4*z^3 - 3976*y^5*z^3 + 1474*y^6*z^3 - 20*y^7*z^3 - 79*z^4 + 1746*y*z^4 - 7441*y^2*z^4 + 9400*y^3*z^4 - 5569*y^4*z^4 + 1936*y^5*z^4 - 80*y^6*z^4 + 397*z^5 - 3822*y*z^5 + 8979*y^2*z^5 - 6582*y^3*z^5 + 1965*y^4*z^5 - 120*y^5*z^5 - 797*z^6 + 4150*y*z^6 - 5321*y^2*z^6 + 1806*y^3*z^6 - 80*y^4*z^6 + 799*z^7 - 2238*y*z^7 + 1243*y^2*z^7 - 20*y^3*z^7 - 400*z^8 + 480*y*z^8 + 80*z^9)*G[0, 1 - y, 1 - y, 1, 0, z])/(4*y^3*(-1 + z)^3*(-1 + y + z)^2* (y + z)^4) + ((-165*y^4 + 330*y^5 - 160*y^6 + 12*y^7 - 33*y^8 + 18*y^9 + 66*y^3*z + 705*y^4*z - 1246*y^5*z + 528*y^6*z - 156*y^7*z + 105*y^8*z - 264*y^2*z^2 + 246*y^3*z^2 - 1446*y^4*z^2 + 1830*y^5*z^2 - 774*y^6*z^2 + 252*y^7*z^2 - 176*y*z^3 + 1744*y^2*z^3 - 1848*y^3*z^3 + 1806*y^4*z^3 - 1374*y^5*z^3 + 478*y^6*z^3 - 44*z^4 + 1016*y*z^4 - 4387*y^2*z^4 + 3420*y^3*z^4 - 1302*y^4*z^4 + 478*y^5*z^4 + 232*z^5 - 2292*y*z^5 + 5337*y^2*z^5 - 2610*y^3*z^5 + 402*y^4*z^5 - 482*z^6 + 2540*y*z^6 - 3169*y^2*z^6 + 726*y^3*z^6 + 494*z^7 - 1388*y*z^7 + 739*y^2*z^7 - 250*z^8 + 300*y*z^8 + 50*z^9)*G[0, -y, 0, 1, 0, z])/ (2*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((-165*y^4 + 330*y^5 - 160*y^6 + 12*y^7 - 33*y^8 + 18*y^9 + 66*y^3*z + 705*y^4*z - 1246*y^5*z + 528*y^6*z - 156*y^7*z + 105*y^8*z - 264*y^2*z^2 + 246*y^3*z^2 - 1446*y^4*z^2 + 1830*y^5*z^2 - 774*y^6*z^2 + 252*y^7*z^2 - 176*y*z^3 + 1744*y^2*z^3 - 1848*y^3*z^3 + 1806*y^4*z^3 - 1374*y^5*z^3 + 478*y^6*z^3 - 44*z^4 + 1016*y*z^4 - 4387*y^2*z^4 + 3420*y^3*z^4 - 1302*y^4*z^4 + 478*y^5*z^4 + 232*z^5 - 2292*y*z^5 + 5337*y^2*z^5 - 2610*y^3*z^5 + 402*y^4*z^5 - 482*z^6 + 2540*y*z^6 - 3169*y^2*z^6 + 726*y^3*z^6 + 494*z^7 - 1388*y*z^7 + 739*y^2*z^7 - 250*z^8 + 300*y*z^8 + 50*z^9)*G[0, -y, 1 - y, 1, 0, z])/ (2*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) - (12*(-1 + y)*G[1, 0, 0, 0, 0, y])/(y*(-1 + y + z)^2) + (4*(7 - 11*y + 4*y^2 - 14*z + 14*y*z + 7*z^2 - 3*y*z^2)* G[1, 0, 0, 0, 0, z])/(y*(-1 + z)^2*(-1 + y + z)^2) + ((164*y^4 - 328*y^5 + 228*y^6 - 49*y^7 - 49*y^8 + 36*y^9 - 4*y^3*z - 804*y^4*z + 1556*y^5*z - 880*y^6*z - 59*y^7*z + 193*y^8*z + 324*y^2*z^2 - 596*y^3*z^2 + 2256*y^4*z^2 - 2994*y^5*z^2 + 938*y^6*z^2 + 285*y^7*z^2 + 216*y*z^3 - 2004*y^2*z^3 + 2864*y^3*z^3 - 3780*y^4*z^3 + 2670*y^5*z^3 - 298*y^6*z^3 + 39*y^7*z^3 + 54*z^4 - 1156*y*z^4 + 4886*y^2*z^4 - 5025*y^3*z^4 + 3295*y^4*z^4 - 1102*y^5*z^4 + 156*y^6*z^4 - 262*z^5 + 2472*y*z^5 - 5874*y^2*z^5 + 3901*y^3*z^5 - 1287*y^4*z^5 + 234*y^5*z^5 + 512*z^6 - 2640*y*z^6 + 3486*y^2*z^6 - 1179*y^3*z^6 + 156*y^4*z^6 - 504*z^7 + 1408*y*z^7 - 818*y^2*z^7 + 39*y^3*z^7 + 250*z^8 - 300*y*z^8 - 50*z^9)* G[1, 0, 0, 1, 0, y])/(4*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((19 - 38*y + 11*y^2 + 14*y^3 - y^4 - 116*z + 192*y*z - 44*y^2*z - 50*y^3*z - 2*y^4*z + 294*z^2 - 388*y*z^2 + 66*y^2*z^2 + 78*y^3*z^2 - 3*y^4*z^2 - 396*z^3 + 392*y*z^3 - 44*y^2*z^3 - 54*y^3*z^3 + 299*z^4 - 198*y*z^4 + 11*y^2*z^4 + 12*y^3*z^4 - 120*z^5 + 40*y*z^5 + 20*z^6)* G[1, 0, 0, 1, 0, z])/(2*y^3*(-1 + z)^4*(-1 + y + z)^2) + ((262*y^4 - 524*y^5 + 328*y^6 - 99*y^7 + 79*y^8 - 36*y^9 - 74*y^3*z - 1152*y^4*z + 2276*y^5*z - 1380*y^6*z + 563*y^7*z - 223*y^8*z + 450*y^2*z^2 - 490*y^3*z^2 + 2799*y^4*z^2 - 4278*y^5*z^2 + 2446*y^6*z^2 - 729*y^7*z^2 + 300*y*z^3 - 2790*y^2*z^3 + 3224*y^3*z^3 - 4501*y^4*z^3 + 4434*y^5*z^3 - 1734*y^6*z^3 + 49*y^7*z^3 + 75*z^4 - 1610*y*z^4 + 6791*y^2*z^4 - 6091*y^3*z^4 + 4178*y^4*z^4 - 2238*y^5*z^4 + 196*y^6*z^4 - 365*z^5 + 3450*y*z^5 - 8133*y^2*z^5 + 4889*y^3*z^5 - 1782*y^4*z^5 + 294*y^5*z^5 + 715*z^6 - 3690*y*z^6 + 4803*y^2*z^6 - 1507*y^3*z^6 + 196*y^4*z^6 - 705*z^7 + 1970*y*z^7 - 1121*y^2*z^7 + 49*y^3*z^7 + 350*z^8 - 420*y*z^8 - 70*z^9)*G[1, 0, 1, 0, 0, y])/(4*y^3*(-1 + z)^3*(-1 + y + z)^2* (y + z)^4) + ((112 - 224*y + 76*y^2 + 53*y^3 - 9*y^4 - 668*z + 1116*y*z - 304*y^2*z - 202*y^3*z + 26*y^4*z + 1662*z^2 - 2224*y*z^2 + 456*y^2*z^2 + 264*y^3*z^2 - 5*y^4*z^2 - 2208*z^3 + 2216*y*z^3 - 304*y^2*z^3 - 150*y^3*z^3 + 1652*z^4 - 1104*y*z^4 + 76*y^2*z^4 + 35*y^3*z^4 - 660*z^5 + 220*y*z^5 + 110*z^6)*G[1, 0, 1, 0, 0, z])/ (4*y^3*(-1 + z)^4*(-1 + y + z)^2) + ((218*y^4 - 436*y^5 + 278*y^6 - 85*y^7 + 29*y^8 + 344*y^3*z - 1560*y^4*z + 1892*y^5*z - 896*y^6*z + 228*y^7*z + 780*y^2*z^2 - 2936*y^3*z^2 + 4512*y^4*z^2 - 2986*y^5*z^2 + 900*y^6*z^2 - 27*y^7*z^2 + 520*y*z^3 - 4160*y^2*z^3 + 7504*y^3*z^3 - 5556*y^4*z^3 + 1808*y^5*z^3 - 108*y^6*z^3 + 130*z^4 - 2340*y*z^4 + 7990*y^2*z^4 - 7661*y^3*z^4 + 2523*y^4*z^4 - 162*y^5*z^4 - 520*z^5 + 3900*y*z^5 - 6620*y^2*z^5 + 2776*y^3*z^5 - 108*y^4*z^5 + 780*z^6 - 2860*y*z^6 + 2010*y^2*z^6 - 27*y^3*z^6 - 520*z^7 + 780*y*z^7 + 130*z^8)* G[1, 0, 1, 1, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((70 - 140*y + 53*y^2 - y^3 + 2*y^4 - 280*z + 420*y*z - 106*y^2*z - 2*y^3*z + 420*z^2 - 420*y*z^2 + 53*y^2*z^2 + 3*y^3*z^2 - 280*z^3 + 140*y*z^3 + 70*z^4)*G[1, 0, 1, 1, 0, z])/(4*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((-50 + 100*y - 36*y^2 - 19*y^3 + 5*y^4 + 200*z - 300*y*z + 72*y^2*z + 28*y^3*z - 300*z^2 + 300*y*z^2 - 36*y^2*z^2 - 9*y^3*z^2 + 200*z^3 - 100*y*z^3 - 50*z^4)*G[1, 0, 1 - y, 1, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((-187*y^2 + 374*y^3 - 239*y^4 + 60*y^5 - 8*y^6 + 374*y*z - 956*y^3*z + 718*y^4*z - 136*y^5*z - 1496*y*z^2 + 810*y^2*z^2 + 1150*y^3*z^2 - 703*y^4*z^2 + 44*y^5*z^2 + 2036*y*z^3 - 632*y^2*z^3 - 864*y^3*z^3 + 176*y^4*z^3 - 52*z^4 - 1020*y*z^4 - 175*y^2*z^4 + 264*y^3*z^4 + 104*z^5 + 62*y*z^5 + 176*y^2*z^5 - 52*z^6 + 44*y*z^6)* G[1, 1, 0, 0, 0, y])/(4*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((90 - 180*y + 48*y^2 + 89*y^3 - 31*y^4 - 360*z + 540*y*z - 96*y^2*z - 116*y^3*z + 540*z^2 - 540*y*z^2 + 48*y^2*z^2 + 27*y^3*z^2 - 360*z^3 + 180*y*z^3 + 90*z^4)*G[1, 1, 0, 0, 0, z])/(4*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((193*y^4 - 386*y^5 + 245*y^6 - 75*y^7 + 25*y^8 + 244*y^3*z - 1270*y^4*z + 1620*y^5*z - 790*y^6*z + 200*y^7*z + 630*y^2*z^2 - 2276*y^3*z^2 + 3629*y^4*z^2 - 2532*y^5*z^2 + 795*y^6*z^2 - 25*y^7*z^2 + 420*y*z^3 - 3420*y^2*z^3 + 6032*y^3*z^3 - 4520*y^4*z^3 + 1548*y^5*z^3 - 100*y^6*z^3 + 105*z^4 - 1930*y*z^4 + 6647*y^2*z^4 - 6287*y^3*z^4 + 2093*y^4*z^4 - 150*y^5*z^4 - 430*z^5 + 3260*y*z^5 - 5554*y^2*z^5 + 2312*y^3*z^5 - 100*y^4*z^5 + 655*z^6 - 2410*y*z^6 + 1697*y^2*z^6 - 25*y^3*z^6 - 440*z^7 + 660*y*z^7 + 110*z^8)*G[1, 1, 0, 1, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((50 - 100*y + 39*y^2 - 23*y^3 + 14*y^4 - 200*z + 300*y*z - 78*y^2*z + 18*y^3*z + 300*z^2 - 300*y*z^2 + 39*y^2*z^2 + 5*y^3*z^2 - 200*z^3 + 100*y*z^3 + 50*z^4)*G[1, 1, 0, 1, 0, z])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((57*y^4 - 114*y^5 + 89*y^6 - 46*y^7 + 14*y^8 + 96*y^3*z - 420*y^4*z + 566*y^5*z - 362*y^6*z + 120*y^7*z + 210*y^2*z^2 - 804*y^3*z^2 + 1320*y^4*z^2 - 1066*y^5*z^2 + 429*y^6*z^2 - 18*y^7*z^2 + 140*y*z^3 - 1120*y^2*z^3 + 2104*y^3*z^3 - 1792*y^4*z^3 + 778*y^5*z^3 - 72*y^6*z^3 + 35*z^4 - 630*y*z^4 + 2167*y^2*z^4 - 2226*y^3*z^4 + 921*y^4*z^4 - 108*y^5*z^4 - 140*z^5 + 1050*y*z^5 - 1814*y^2*z^5 + 848*y^3*z^5 - 72*y^4*z^5 + 210*z^6 - 770*y*z^6 + 557*y^2*z^6 - 18*y^3*z^6 - 140*z^7 + 210*y*z^7 + 35*z^8)*G[1, 1, 1, 0, 0, y])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((30 - 60*y + 22*y^2 + 8*y^3 - 5*y^4 - 120*z + 180*y*z - 44*y^2*z - 6*y^3*z + 180*z^2 - 180*y*z^2 + 22*y^2*z^2 - 2*y^3*z^2 - 120*z^3 + 60*y*z^3 + 30*z^4)*G[1, 1, 1, 0, 0, z])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((-147*y^4 + 294*y^5 - 184*y^6 + 60*y^7 - 23*y^8 - 258*y^3*z + 1100*y^4*z - 1284*y^5*z + 608*y^6*z - 166*y^7*z - 552*y^2*z^2 + 2120*y^3*z^2 - 3178*y^4*z^2 + 2046*y^5*z^2 - 618*y^6*z^2 + 14*y^7*z^2 - 368*y*z^3 + 2920*y^2*z^3 - 5312*y^3*z^3 + 3884*y^4*z^3 - 1232*y^5*z^3 + 56*y^6*z^3 - 92*z^4 + 1640*y*z^4 - 5573*y^2*z^4 + 5356*y^3*z^4 - 1738*y^4*z^4 + 84*y^5*z^4 + 364*z^5 - 2716*y*z^5 + 4594*y^2*z^5 - 1920*y^3*z^5 + 56*y^4*z^5 - 542*z^6 + 1984*y*z^6 - 1389*y^2*z^6 + 14*y^3*z^6 + 360*z^7 - 540*y*z^7 - 90*z^8)*G[1, 1, 1, 1, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-10 + 20*y - 7*y^2 + 23*y^3 - 14*y^4 + 40*z - 60*y*z + 14*y^2*z - 18*y^3*z - 60*z^2 + 60*y*z^2 - 7*y^2*z^2 - 5*y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4)*G[1, 1, 1, 1, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((-15 + 30*y - 12*y^2 - 7*y^3 + 4*y^4 + 60*z - 90*y*z + 24*y^2*z + 6*y^3*z - 90*z^2 + 90*y*z^2 - 12*y^2*z^2 + y^3*z^2 + 60*z^3 - 30*y*z^3 - 15*z^4)*G[1, 1, 1 - y, 1, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((-50 + 100*y - 36*y^2 - 19*y^3 + 5*y^4 + 200*z - 300*y*z + 72*y^2*z + 28*y^3*z - 300*z^2 + 300*y*z^2 - 36*y^2*z^2 - 9*y^3*z^2 + 200*z^3 - 100*y*z^3 - 50*z^4)*G[1, 1 - y, 0, 1, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((-55 + 110*y - 39*y^2 - 22*y^3 + 6*y^4 + 220*z - 330*y*z + 78*y^2*z + 32*y^3*z - 330*z^2 + 330*y*z^2 - 39*y^2*z^2 - 10*y^3*z^2 + 220*z^3 - 110*y*z^3 - 55*z^4)*G[1, 1 - y, 1, 0, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((-25 + 50*y - 19*y^2 - 9*y^3 + 4*y^4 + 100*z - 150*y*z + 38*y^2*z + 10*y^3*z - 150*z^2 + 150*y*z^2 - 19*y^2*z^2 - y^3*z^2 + 100*z^3 - 50*y*z^3 - 25*z^4)*G[1, 1 - y, 1, 1, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((25 - 50*y + 19*y^2 + 6*y^3 - y^4 - 100*z + 150*y*z - 38*y^2*z - 10*y^3*z + 150*z^2 - 150*y*z^2 + 19*y^2*z^2 + 4*y^3*z^2 - 100*z^3 + 50*y*z^3 + 25*z^4)*G[1, 1 - y, 1 - y, 1, 0, z])/ (y^3*(-1 + z)^2*(-1 + y + z)^2) + ((-256*y^4 + 512*y^5 - 304*y^6 + 81*y^7 - 33*y^8 + 32*y^3*z + 960*y^4*z - 1696*y^5*z + 932*y^6*z - 228*y^7*z - 480*y^2*z^2 + 832*y^3*z^2 - 2112*y^4*z^2 + 2342*y^5*z^2 - 886*y^6*z^2 + 15*y^7*z^2 - 320*y*z^3 + 2560*y^2*z^3 - 3200*y^3*z^3 + 2692*y^4*z^3 - 1380*y^5*z^3 + 60*y^6*z^3 - 80*z^4 + 1440*y*z^4 - 4928*y^2*z^4 + 3857*y^3*z^4 - 1377*y^4*z^4 + 90*y^5*z^4 + 320*z^5 - 2400*y*z^5 + 4096*y^2*z^5 - 1536*y^3*z^5 + 60*y^4*z^5 - 480*z^6 + 1760*y*z^6 - 1248*y^2*z^6 + 15*y^3*z^6 + 320*z^7 - 480*y*z^7 - 80*z^8)* G[1 - y, 0, 0, 1, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-299*y^4 + 598*y^5 - 349*y^6 + 86*y^7 - 36*y^8 - 74*y^3*z + 1340*y^4*z - 2064*y^5*z + 1042*y^6*z - 244*y^7*z - 672*y^2*z^2 + 1624*y^3*z^2 - 3184*y^4*z^2 + 2850*y^5*z^2 - 965*y^6*z^2 + 14*y^7*z^2 - 448*y*z^3 + 3560*y^2*z^3 - 5060*y^3*z^3 + 3888*y^4*z^3 - 1612*y^5*z^3 + 56*y^6*z^3 - 112*z^4 + 2000*y*z^4 - 6806*y^2*z^4 + 5630*y^3*z^4 - 1837*y^4*z^4 + 84*y^5*z^4 + 444*z^5 - 3316*y*z^5 + 5620*y^2*z^5 - 2134*y^3*z^5 + 56*y^4*z^5 - 662*z^6 + 2424*y*z^6 - 1702*y^2*z^6 + 14*y^3*z^6 + 440*z^7 - 660*y*z^7 - 110*z^8)* G[1 - y, 0, 1, 0, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-114*y^4 + 228*y^5 - 119*y^6 - 6*y^7 + y^8 - 192*y^3*z + 840*y^4*z - 896*y^5*z + 214*y^6*z + 14*y^7*z - 420*y^2*z^2 + 1608*y^3*z^2 - 2286*y^4*z^2 + 1072*y^5*z^2 - 73*y^6*z^2 - 4*y^7*z^2 - 280*y*z^3 + 2240*y^2*z^3 - 3972*y^3*z^3 + 2484*y^4*z^3 - 376*y^5*z^3 - 16*y^6*z^3 - 70*z^4 + 1260*y*z^4 - 4275*y^2*z^4 + 3882*y^3*z^4 - 907*y^4*z^4 - 24*y^5*z^4 + 280*z^5 - 2100*y*z^5 + 3510*y^2*z^5 - 1322*y^3*z^5 - 16*y^4*z^5 - 420*z^6 + 1540*y*z^6 - 1055*y^2*z^6 - 4*y^3*z^6 + 280*z^7 - 420*y*z^7 - 70*z^8)*G[1 - y, 0, 1, 1, 0, z])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((124*y^4 - 248*y^5 + 157*y^6 - 58*y^7 + 25*y^8 + 100*y^3*z - 700*y^4*z + 980*y^5*z - 546*y^6*z + 166*y^7*z + 348*y^2*z^2 - 1112*y^3*z^2 + 1916*y^4*z^2 - 1564*y^5*z^2 + 571*y^6*z^2 - 8*y^7*z^2 + 232*y*z^3 - 1880*y^2*z^3 + 3116*y^3*z^3 - 2460*y^4*z^3 + 980*y^5*z^3 - 32*y^6*z^3 + 58*z^4 - 1060*y*z^4 + 3647*y^2*z^4 - 3354*y^3*z^4 + 1177*y^4*z^4 - 48*y^5*z^4 - 236*z^5 + 1784*y*z^5 - 3046*y^2*z^5 + 1258*y^3*z^5 - 32*y^4*z^5 + 358*z^6 - 1316*y*z^6 + 931*y^2*z^6 - 8*y^3*z^6 - 240*z^7 + 360*y*z^7 + 60*z^8)* G[1 - y, 0, 1 - y, 1, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-277*y^4 + 554*y^5 - 329*y^6 + 87*y^7 - 35*y^8 + 14*y^3*z + 1080*y^4*z - 1856*y^5*z + 1006*y^6*z - 244*y^7*z - 540*y^2*z^2 + 1024*y^3*z^2 - 2430*y^4*z^2 + 2572*y^5*z^2 - 955*y^6*z^2 + 17*y^7*z^2 - 360*y*z^3 + 2880*y^2*z^3 - 3724*y^3*z^3 + 3076*y^4*z^3 - 1512*y^5*z^3 + 68*y^6*z^3 - 90*z^4 + 1620*y*z^4 - 5542*y^2*z^4 + 4407*y^3*z^4 - 1552*y^4*z^4 + 102*y^5*z^4 + 360*z^5 - 2700*y*z^5 + 4604*y^2*z^5 - 1738*y^3*z^5 + 68*y^4*z^5 - 540*z^6 + 1980*y*z^6 - 1402*y^2*z^6 + 17*y^3*z^6 + 360*z^7 - 540*y*z^7 - 90*z^8)*G[1 - y, 1, 0, 0, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((3*y^4 - 6*y^5 + 7*y^6 - 8*y^7 - 186*y^3*z + 366*y^4*z - 164*y^5*z - 32*y^6*z - 180*y^2*z^2 + 732*y^3*z^2 - 525*y^4*z^2 - 48*y^5*z^2 - 120*y*z^3 + 600*y^2*z^3 - 650*y^3*z^3 - 32*y^4*z^3 - 30*z^4 + 300*y*z^4 - 446*y^2*z^4 - 8*y^3*z^4 + 60*z^5 - 180*y*z^5 - 30*z^6)*G[1 - y, 1, 0, 1, 0, z])/(4*y^3*(-1 + y + z)^2*(y + z)^4) + ((-31*y^4 + 62*y^5 - 27*y^6 - 13*y^7 + 5*y^8 - 58*y^3*z + 240*y^4*z - 228*y^5*z + 2*y^6*z + 36*y^7*z - 120*y^2*z^2 + 472*y^3*z^2 - 630*y^4*z^2 + 192*y^5*z^2 + 67*y^6*z^2 - 3*y^7*z^2 - 80*y*z^3 + 640*y^2*z^3 - 1132*y^3*z^3 + 612*y^4*z^3 + 12*y^5*z^3 - 12*y^6*z^3 - 20*z^4 + 360*y*z^4 - 1216*y^2*z^4 + 1067*y^3*z^4 - 174*y^4*z^4 - 18*y^5*z^4 + 80*z^5 - 600*y*z^5 + 992*y^2*z^5 - 346*y^3*z^5 - 12*y^4*z^5 - 120*z^6 + 440*y*z^6 - 296*y^2*z^6 - 3*y^3*z^6 + 80*z^7 - 120*y*z^7 - 20*z^8)*G[1 - y, 1, 1, 0, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-2*y^4 + 4*y^5 + 4*y^6 - 13*y^7 + 7*y^8 + 124*y^3*z - 240*y^4*z + 136*y^5*z - 60*y^6*z + 40*y^7*z + 120*y^2*z^2 - 736*y^3*z^2 + 888*y^4*z^2 - 362*y^5*z^2 + 94*y^6*z^2 + y^7*z^2 + 80*y*z^3 - 640*y^2*z^3 + 1568*y^3*z^3 - 1100*y^4*z^3 + 244*y^5*z^3 + 4*y^6*z^3 + 20*z^4 - 360*y*z^4 + 1226*y^2*z^4 - 1437*y^3*z^4 + 457*y^4*z^4 + 6*y^5*z^4 - 80*z^5 + 600*y*z^5 - 1012*y^2*z^5 + 480*y^3*z^5 + 4*y^4*z^5 + 120*z^6 - 440*y*z^6 + 306*y^2*z^6 + y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8)*G[1 - y, 1, 1, 1, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((y^4 - 2*y^5 + 12*y^6 + 14*y^7 - 63*y^8 + 36*y^9 - 62*y^3*z + 119*y^4*z - 10*y^5*z + 20*y^6*z - 276*y^7*z + 207*y^8*z - 60*y^2*z^2 + 430*y^3*z^2 - 480*y^4*z^2 + 126*y^5*z^2 - 438*y^6*z^2 + 474*y^7*z^2 - 40*y*z^3 + 380*y^2*z^3 - 1096*y^3*z^3 + 772*y^4*z^3 - 442*y^5*z^3 + 534*y^6*z^3 + 4*y^7*z^3 - 10*z^4 + 220*y*z^4 - 919*y^2*z^4 + 1342*y^3*z^4 - 632*y^4*z^4 + 340*y^5*z^4 + 16*y^6*z^4 + 50*z^5 - 480*y*z^5 + 1077*y^2*z^5 - 802*y^3*z^5 + 204*y^4*z^5 + 24*y^5*z^5 - 100*z^6 + 520*y*z^6 - 617*y^2*z^6 + 184*y^3*z^6 + 16*y^4*z^6 + 100*z^7 - 280*y*z^7 + 139*y^2*z^7 + 4*y^3*z^7 - 50*z^8 + 60*y*z^8 + 10*z^9)*G[1 - y, 1, 1 - y, 1, 0, z])/ (4*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((-135*y^4 + 270*y^5 - 163*y^6 + 88*y^7 - 96*y^8 + 36*y^9 - 210*y^3*z + 1095*y^4*z - 1402*y^5*z + 841*y^6*z - 564*y^7*z + 240*y^8*z - 480*y^2*z^2 + 2010*y^3*z^2 - 3678*y^4*z^2 + 3114*y^5*z^2 - 1785*y^6*z^2 + 696*y^7*z^2 - 320*y*z^3 + 3040*y^2*z^3 - 6372*y^3*z^3 + 6166*y^4*z^3 - 3510*y^5*z^3 + 1267*y^6*z^3 - 4*y^7*z^3 - 80*z^4 + 1760*y*z^4 - 7468*y^2*z^4 + 9244*y^3*z^4 - 5115*y^4*z^4 + 1588*y^5*z^4 - 16*y^6*z^4 + 400*z^5 - 3840*y*z^5 + 8964*y^2*z^5 - 6366*y^3*z^5 + 1683*y^4*z^5 - 24*y^5*z^5 - 800*z^6 + 4160*y*z^6 - 5284*y^2*z^6 + 1698*y^3*z^6 - 16*y^4*z^6 + 800*z^7 - 2240*y*z^7 + 1228*y^2*z^7 - 4*y^3*z^7 - 400*z^8 + 480*y*z^8 + 80*z^9)* G[1 - y, 1 - y, 0, 1, 0, z])/(4*y^3*(-1 + z)^3*(-1 + y + z)^2* (y + z)^4) + ((78*y^4 - 156*y^5 + 95*y^6 - 31*y^7 + 14*y^8 + 114*y^3*z - 540*y^4*z + 650*y^5*z - 314*y^6*z + 90*y^7*z + 270*y^2*z^2 - 996*y^3*z^2 + 1524*y^4*z^2 - 1018*y^5*z^2 + 315*y^6*z^2 - 3*y^7*z^2 + 180*y*z^3 - 1440*y^2*z^3 + 2552*y^3*z^3 - 1864*y^4*z^3 + 598*y^5*z^3 - 12*y^6*z^3 + 45*z^4 - 810*y*z^4 + 2762*y^2*z^4 - 2603*y^3*z^4 + 828*y^4*z^4 - 18*y^5*z^4 - 180*z^5 + 1350*y*z^5 - 2284*y^2*z^5 + 936*y^3*z^5 - 12*y^4*z^5 + 270*z^6 - 990*y*z^6 + 692*y^2*z^6 - 3*y^3*z^6 - 180*z^7 + 270*y*z^7 + 45*z^8)* G[1 - y, 1 - y, 1, 0, 0, z])/(2*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((26*y^4 - 52*y^5 + 27*y^6 + 2*y^7 - y^8 + 38*y^3*z - 180*y^4*z + 198*y^5*z - 46*y^6*z - 6*y^7*z + 90*y^2*z^2 - 332*y^3*z^2 + 480*y^4*z^2 - 228*y^5*z^2 + 13*y^6*z^2 + 60*y*z^3 - 480*y^2*z^3 + 832*y^3*z^3 - 516*y^4*z^3 + 78*y^5*z^3 + 15*z^4 - 270*y*z^4 + 916*y^2*z^4 - 818*y^3*z^4 + 189*y^4*z^4 - 60*z^5 + 450*y*z^5 - 752*y^2*z^5 + 280*y^3*z^5 + 90*z^6 - 330*y*z^6 + 226*y^2*z^6 - 60*z^7 + 90*y*z^7 + 15*z^8)*G[1 - y, 1 - y, 1, 1, 0, z])/(2*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((51*y^4 - 102*y^5 + 62*y^6 - 39*y^7 + 46*y^8 - 18*y^9 + 138*y^3*z - 531*y^4*z + 590*y^5*z - 342*y^6*z + 263*y^7*z - 118*y^8*z + 240*y^2*z^2 - 1170*y^3*z^2 + 1920*y^4*z^2 - 1392*y^5*z^2 + 778*y^6*z^2 - 333*y^7*z^2 + 160*y*z^3 - 1520*y^2*z^3 + 3504*y^3*z^3 - 3240*y^4*z^3 + 1612*y^5*z^3 - 574*y^6*z^3 + y^7*z^3 + 40*z^4 - 880*y*z^4 + 3731*y^2*z^4 - 4911*y^3*z^4 + 2639*y^4*z^4 - 732*y^5*z^4 + 4*y^6*z^4 - 200*z^5 + 1920*y*z^5 - 4473*y^2*z^5 + 3301*y^3*z^5 - 843*y^4*z^5 + 6*y^5*z^5 + 400*z^6 - 2080*y*z^6 + 2633*y^2*z^6 - 863*y^3*z^6 + 4*y^4*z^6 - 400*z^7 + 1120*y*z^7 - 611*y^2*z^7 + y^3*z^7 + 200*z^8 - 240*y*z^8 - 40*z^9)* G[1 - y, 1 - y, 1 - y, 1, 0, z])/(2*y^3*(-1 + z)^3*(-1 + y + z)^2* (y + z)^4) + ((-54*y^4 + 108*y^5 - 53*y^6 + 12*y^7 - 33*y^8 + 18*y^9 - 18*y^3*z + 304*y^4*z - 444*y^5*z + 207*y^6*z - 156*y^7*z + 105*y^8*z - 126*y^2*z^2 + 334*y^3*z^2 - 789*y^4*z^2 + 756*y^5*z^2 - 453*y^6*z^2 + 252*y^7*z^2 - 84*y*z^3 + 786*y^2*z^3 - 1228*y^3*z^3 + 1131*y^4*z^3 - 744*y^5*z^3 + 371*y^6*z^3 - 21*z^4 + 454*y*z^4 - 1902*y^2*z^4 + 1872*y^3*z^4 - 874*y^4*z^4 + 342*y^5*z^4 + 103*z^5 - 978*y*z^5 + 2250*y^2*z^5 - 1306*y^3*z^5 + 282*y^4*z^5 - 203*z^6 + 1050*y*z^6 - 1308*y^2*z^6 + 346*y^3*z^6 + 201*z^7 - 562*y*z^7 + 300*y^2*z^7 - 100*z^8 + 120*y*z^8 + 20*z^9)*G[1 - y, -y, 0, 1, 0, z])/ (2*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((-54*y^4 + 108*y^5 - 53*y^6 + 12*y^7 - 33*y^8 + 18*y^9 - 18*y^3*z + 304*y^4*z - 444*y^5*z + 207*y^6*z - 156*y^7*z + 105*y^8*z - 126*y^2*z^2 + 334*y^3*z^2 - 789*y^4*z^2 + 756*y^5*z^2 - 453*y^6*z^2 + 252*y^7*z^2 - 84*y*z^3 + 786*y^2*z^3 - 1228*y^3*z^3 + 1131*y^4*z^3 - 744*y^5*z^3 + 371*y^6*z^3 - 21*z^4 + 454*y*z^4 - 1902*y^2*z^4 + 1872*y^3*z^4 - 874*y^4*z^4 + 342*y^5*z^4 + 103*z^5 - 978*y*z^5 + 2250*y^2*z^5 - 1306*y^3*z^5 + 282*y^4*z^5 - 203*z^6 + 1050*y*z^6 - 1308*y^2*z^6 + 346*y^3*z^6 + 201*z^7 - 562*y*z^7 + 300*y^2*z^7 - 100*z^8 + 120*y*z^8 + 20*z^9)*G[1 - y, -y, 1 - y, 1, 0, z])/ (2*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((307*y^4 - 614*y^5 + 297*y^6 - 356*y^3*z + 84*y^4*z + 232*y^5*z + 258*y^2*z^2 + 140*y^3*z^2 - 144*y^4*z^2 + 172*y*z^3 - 944*y^2*z^3 + 404*y^3*z^3 + 43*z^4 - 486*y*z^4 + 733*y^2*z^4 - 100*z^5 + 300*y*z^5 + 50*z^6)*G[-y, 0, 0, 1, 0, z])/(4*y^3*(-1 + y + z)^2* (y + z)^4) + ((307*y^4 - 614*y^5 + 297*y^6 - 356*y^3*z + 84*y^4*z + 232*y^5*z + 258*y^2*z^2 + 140*y^3*z^2 - 144*y^4*z^2 + 172*y*z^3 - 944*y^2*z^3 + 404*y^3*z^3 + 43*z^4 - 486*y*z^4 + 733*y^2*z^4 - 100*z^5 + 300*y*z^5 + 50*z^6)*G[-y, 0, 1, 0, 0, z])/ (4*y^3*(-1 + y + z)^2*(y + z)^4) + ((139*y^4 - 278*y^5 + 133*y^6 - 236*y^3*z + 188*y^4*z + 24*y^5*z + 42*y^2*z^2 + 364*y^3*z^2 - 300*y^4*z^2 + 28*y*z^3 - 176*y^2*z^3 - 100*y^3*z^3 + 7*z^4 - 94*y*z^4 + 141*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6)*G[-y, 0, 1, 1, 0, z])/(4*y^3*(-1 + y + z)^2*(y + z)^4) + ((138*y^4 - 276*y^5 + 133*y^6 - 174*y^3*z + 66*y^4*z + 88*y^5*z + 102*y^2*z^2 + 120*y^3*z^2 - 111*y^4*z^2 + 68*y*z^3 - 376*y^2*z^3 + 126*y^3*z^3 + 17*z^4 - 194*y*z^4 + 292*y^2*z^4 - 40*z^5 + 120*y*z^5 + 20*z^6)*G[-y, 0, 1 - y, 1, 0, z])/(2*y^3*(-1 + y + z)^2*(y + z)^4) + ((138*y^4 - 276*y^5 + 133*y^6 - 174*y^3*z + 66*y^4*z + 88*y^5*z + 102*y^2*z^2 + 120*y^3*z^2 - 111*y^4*z^2 + 68*y*z^3 - 376*y^2*z^3 + 126*y^3*z^3 + 17*z^4 - 194*y*z^4 + 292*y^2*z^4 - 40*z^5 + 120*y*z^5 + 20*z^6)*G[-y, 1 - y, 0, 1, 0, z])/(2*y^3*(-1 + y + z)^2*(y + z)^4) + ((307*y^4 - 614*y^5 + 297*y^6 - 356*y^3*z + 84*y^4*z + 232*y^5*z + 258*y^2*z^2 + 140*y^3*z^2 - 144*y^4*z^2 + 172*y*z^3 - 944*y^2*z^3 + 404*y^3*z^3 + 43*z^4 - 486*y*z^4 + 733*y^2*z^4 - 100*z^5 + 300*y*z^5 + 50*z^6)*G[-y, 1 - y, 1, 0, 0, z])/ (4*y^3*(-1 + y + z)^2*(y + z)^4) + ((139*y^4 - 278*y^5 + 133*y^6 - 236*y^3*z + 188*y^4*z + 24*y^5*z + 42*y^2*z^2 + 364*y^3*z^2 - 300*y^4*z^2 + 28*y*z^3 - 176*y^2*z^3 - 100*y^3*z^3 + 7*z^4 - 94*y*z^4 + 141*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6)*G[-y, 1 - y, 1, 1, 0, z])/(4*y^3*(-1 + y + z)^2*(y + z)^4) + ((-53*y^4 + 106*y^5 - 51*y^6 + 52*y^3*z + 4*y^4*z - 48*y^5*z - 54*y^2*z^2 + 12*y^3*z^2 - 36*y*z^3 + 192*y^2*z^3 - 100*y^3*z^3 - 9*z^4 + 98*y*z^4 - 147*y^2*z^4 + 20*z^5 - 60*y*z^5 - 10*z^6)* G[-y, 1 - y, 1 - y, 1, 0, z])/(2*y^3*(-1 + y + z)^2*(y + z)^4) - (5*(49*y^4 - 98*y^5 + 47*y^6 - 68*y^3*z + 36*y^4*z + 24*y^5*z + 30*y^2*z^2 + 68*y^3*z^2 - 60*y^4*z^2 + 20*y*z^3 - 112*y^2*z^3 + 20*y^3*z^3 + 5*z^4 - 58*y*z^4 + 87*y^2*z^4 - 12*z^5 + 36*y*z^5 + 6*z^6)*G[-y, -y, 0, 1, 0, z])/(2*y^3*(-1 + y + z)^2*(y + z)^4) - (5*(49*y^4 - 98*y^5 + 47*y^6 - 68*y^3*z + 36*y^4*z + 24*y^5*z + 30*y^2*z^2 + 68*y^3*z^2 - 60*y^4*z^2 + 20*y*z^3 - 112*y^2*z^3 + 20*y^3*z^3 + 5*z^4 - 58*y*z^4 + 87*y^2*z^4 - 12*z^5 + 36*y*z^5 + 6*z^6)*G[-y, -y, 1 - y, 1, 0, z])/(2*y^3*(-1 + y + z)^2*(y + z)^4) + ((Pi^2*(172 - 120*y + 59*y^2 - 688*z + 350*y*z - 106*y^2*z + 1032*z^2 - 366*y*z^2 + 65*y^2*z^2 - 688*z^3 + 138*y*z^3 + 172*z^4 - 2*y*z^4))/ (24*y*(-1 + z)^4*(-1 + y + z)^2) + ((I/24)*Pi*(1224*y^3 - 2379*y^4 + 1190*y^5 - y^6 - 288*y^2*z - 6417*y^3*z + 10059*y^4*z - 3751*y^5*z + 325*y^6*z + 1296*y*z^2 - 1413*y^2*z^2 + 14325*y^3*z^2 - 16440*y^4*z^2 + 4469*y^5*z^2 + 432*z^3 - 6159*y*z^3 + 6797*y^2*z^3 - 17248*y^3*z^3 + 11892*y^4*z^3 - 936*y^5*z^3 - 1656*z^4 + 10845*y*z^4 - 9211*y^2*z^4 + 10096*y^3*z^4 - 2160*y^4*z^4 + 2376*z^5 - 8541*y*z^5 + 4691*y^2*z^5 - 1656*y^3*z^5 - 1512*z^6 + 2703*y*z^6 - 576*y^2*z^6 + 360*z^7 - 144*y*z^7))/(y^2*(-1 + z)^3*(-1 + y + z)^2* (y + z)^3) + (-432*y^4 + 792*y^5 - 360*y^6 + 2742*y^3*z - 5547*y^4*z + 3046*y^5*z - 1175*y^6*z + 4776*y^2*z^2 - 28815*y^3*z^2 + 35081*y^4*z^2 - 12525*y^5*z^2 - 1895*y^6*z^2 + 7218*y*z^3 - 40419*y^2*z^3 + 82833*y^3*z^3 - 50124*y^4*z^3 - 1575*y^5*z^3 + 2242*y^6*z^3 + 3708*z^4 - 38955*y*z^4 + 94225*y^2*z^4 - 81218*y^3*z^4 + 8346*y^4*z^4 + 6698*y^5*z^4 - 15288*z^5 + 72407*y*z^5 - 80115*y^2*z^5 + 15130*y^3*z^5 + 9112*y^4*z^5 + 23616*z^6 - 55779*y*z^6 + 17007*y^2*z^6 + 8140*y^3*z^6 - 16200*z^7 + 14067*y*z^7 + 4526*y^2*z^7 + 4164*z^8 + 1042*y*z^8)/(144*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^3))* Zeta[3] + G[0, 0, y]*(((I/8)*Pi^3*(9 - 25*y + 8*y^2 - 18*z + 34*y*z + 9*z^2 - 9*y*z^2))/(y*(-1 + z)^2*(-1 + y + z)^2) + ((I/24)*Pi*(-1782*y + 986*y^2 + 113*y^3 + 2566*y*z - 760*y^2*z - 202*z^2 - 671*y*z^2 + 202*z^3))/(y*(-1 + z)*(-1 + y + z)* (y + z)^2) + (-324*y^2 + 360*y^3 - 22473*y*z + 19644*y^2*z - 899*y^3*z - 2700*z^2 + 46275*y*z^2 - 20398*y^2*z^2 + 7542*z^3 - 24341*y*z^3 - 4842*z^4)/(144*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-396*y^2 - 468*y^3 + 2623*y^4 - 2240*y^5 + 487*y^6 + 792*y*z - 4968*y^2*z + 13008*y^3*z - 13743*y^4*z + 5340*y^5*z - 423*y^6*z - 7146*y*z^2 + 27048*y^2*z^2 - 36267*y^3*z^2 + 19325*y^4*z^2 - 2972*y^5*z^2 - 1458*z^3 + 19822*y*z^3 - 44387*y^2*z^3 + 34216*y^3*z^3 - 8205*y^4*z^3 + 4347*z^4 - 22755*y*z^4 + 29031*y^2*z^4 - 10617*y^3*z^4 - 4320*z^5 + 10718*y*z^5 - 6392*y^2*z^5 + 1431*z^6 - 1431*y*z^6))/(144*(-1 + y)*y*(-1 + z)^2* (-1 + y + z)^2*(y + z)^3) + ((((15*I)/4)*Pi*(7 - 10*y + 3*y^2 - 14*z + 14*y*z + 7*z^2 - 4*y*z^2))/ (y*(-1 + z)^2*(-1 + y + z)^2) + (1578*y^3 - 2483*y^4 + 931*y^5 - 26*y^6 - 1206*y^2*z - 3897*y^3*z + 6703*y^4*z - 1882*y^5*z + 144*y^6*z + 1170*y*z^2 + 2613*y^2*z^2 + 3873*y^3*z^2 - 5861*y^4*z^2 + 1305*y^5*z^2 + 390*z^3 - 4301*y*z^3 - 1469*y^2*z^3 - 2219*y^3*z^3 + 1995*y^4*z^3 - 1200*z^4 + 5224*y*z^4 - 19*y^2*z^4 + 783*y^3*z^4 + 1230*z^5 - 2225*y*z^5 + 81*y^2*z^5 - 420*z^6 + 132*y*z^6)/(24*y^2*(-1 + z)^2* (-1 + y + z)^2*(y + z)^3))*G[0, 0, z] + ((((-3*I)/4)*Pi*(-1 - 11*y + 4*y^2 + 2*z + 14*y*z - z^2 - 3*y*z^2))/ (y*(-1 + z)^2*(-1 + y + z)^2) + (-3*y + 3*y^2 + 6*y*z + 12*y^2*z - 12*y^3*z + 210*z^2 - 398*y*z^2 + 314*y^2*z^2 - 144*y^3*z^2 - 630*z^3 + 793*y*z^3 - 313*y^2*z^3 - 9*y^3*z^3 + 630*z^4 - 401*y*z^4 - 16*y^2*z^4 - 210*z^5 + 3*y*z^5)/(12*y^2*(-1 + z)^2*z^2* (-1 + y + z)^2))*G[1, 0, z] + ((((-3*I)/2)*Pi*(33*y^2 - 66*y^3 + 38*y^4 - 7*y^5 + 2*y^6 - 66*y*z + 152*y^3*z - 104*y^4*z + 18*y^5*z + 264*y*z^2 - 168*y^2*z^2 - 148*y^3*z^2 + 90*y^4*z^2 - 3*y^5*z^2 - 376*y*z^3 + 176*y^2*z^3 + 88*y^3*z^3 - 12*y^4*z^3 + 5*z^4 + 217*y*z^4 - 27*y^2*z^4 - 18*y^3*z^4 - 10*z^5 - 36*y*z^5 - 12*y^2*z^5 + 5*z^6 - 3*y*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (60*y^5 - 180*y^6 + 180*y^7 - 60*y^8 + 240*y^4*z - 948*y^5*z + 1188*y^6*z - 492*y^7*z + 12*y^8*z + 959*y^3*z^2 - 4402*y^4*z^2 + 6108*y^5*z^2 - 3243*y^6*z^2 + 746*y^7*z^2 - 168*y^8*z^2 + 1760*y^2*z^3 - 9234*y^3*z^3 + 17784*y^4*z^3 - 14412*y^5*z^3 + 5254*y^6*z^3 - 1032*y^7*z^3 + 2016*y*z^4 - 12902*y^2*z^4 + 27978*y^3*z^4 - 29784*y^4*z^4 + 15260*y^5*z^4 - 3251*y^6*z^4 + 390*z^5 - 10602*y*z^5 + 31546*y^2*z^5 - 36026*y^3*z^5 + 21396*y^4*z^5 - 5336*y^5*z^5 - 2010*z^6 + 20587*y*z^6 - 32449*y^2*z^6 + 18289*y^3*z^6 - 4386*y^4*z^6 + 3690*z^7 - 17516*y*z^7 + 12392*y^2*z^7 - 1700*y^3*z^7 - 2910*z^8 + 5599*y*z^8 - 347*y^2*z^8 + 840*z^9 - 84*y*z^9)/ (24*y^2*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^4))*G[1 - y, 0, z] - (3*(19 - 28*y + 9*y^2 - 38*z + 38*y*z + 19*z^2 - 10*y*z^2)* G[0, 0, 0, z])/(2*y*(-1 + z)^2*(-1 + y + z)^2) + ((-4 - 12*y + y^2 + 8*z + 22*y*z - 4*z^2 - 10*y*z^2)*G[0, 1, 0, z])/ (4*y*(-1 + z)^2*(-1 + y + z)^2) + ((-208*y^4 + 416*y^5 - 259*y^6 + 108*y^7 - 93*y^8 + 36*y^9 + 26*y^3*z + 998*y^4*z - 1852*y^5*z + 1209*y^6*z - 618*y^7*z + 237*y^8*z - 390*y^2*z^2 + 690*y^3*z^2 - 2643*y^4*z^2 + 3708*y^5*z^2 - 2319*y^6*z^2 + 756*y^7*z^2 - 260*y*z^3 + 2530*y^2*z^3 - 3524*y^3*z^3 + 4453*y^4*z^3 - 4076*y^5*z^3 + 1633*y^6*z^3 - 30*y^7*z^3 - 65*z^4 + 1470*y*z^4 - 6346*y^2*z^4 + 6280*y^3*z^4 - 4142*y^4*z^4 + 2020*y^5*z^4 - 120*y^6*z^4 + 335*z^5 - 3270*y*z^5 + 7758*y^2*z^5 - 4908*y^3*z^5 + 1662*y^4*z^5 - 180*y^5*z^5 - 685*z^6 + 3590*y*z^6 - 4648*y^2*z^6 + 1466*y^3*z^6 - 120*y^4*z^6 + 695*z^7 - 1950*y*z^7 + 1096*y^2*z^7 - 30*y^3*z^7 - 350*z^8 + 420*y*z^8 + 70*z^9)*G[0, 1 - y, 0, z])/ (4*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((-70 + 140*y - 55*y^2 - 45*y^3 + 12*y^4 + 280*z - 420*y*z + 110*y^2*z + 66*y^3*z - 420*z^2 + 420*y*z^2 - 55*y^2*z^2 - 21*y^3*z^2 + 280*z^3 - 140*y*z^3 - 70*z^4)*G[1, 0, 0, z])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((-35 + 70*y - 26*y^2 - 9*y^3 + 4*y^4 + 140*z - 210*y*z + 52*y^2*z + 10*y^3*z - 210*z^2 + 210*y*z^2 - 26*y^2*z^2 - y^3*z^2 + 140*z^3 - 70*y*z^3 - 35*z^4)*G[1, 1, 0, z])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((35 - 70*y + 27*y^2 + 21*y^3 - 8*y^4 - 140*z + 210*y*z - 54*y^2*z - 26*y^3*z + 210*z^2 - 210*y*z^2 + 27*y^2*z^2 + 5*y^3*z^2 - 140*z^3 + 70*y*z^3 + 35*z^4)*G[1, 1 - y, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((134*y^4 - 268*y^5 + 157*y^6 - 36*y^7 + 13*y^8 - 58*y^3*z - 420*y^4*z + 838*y^5*z - 458*y^6*z + 98*y^7*z + 210*y^2*z^2 - 188*y^3*z^2 + 804*y^4*z^2 - 1088*y^5*z^2 + 419*y^6*z^2 - 10*y^7*z^2 + 140*y*z^3 - 1120*y^2*z^3 + 1144*y^3*z^3 - 1028*y^4*z^3 + 630*y^5*z^3 - 40*y^6*z^3 + 35*z^4 - 630*y*z^4 + 2158*y^2*z^4 - 1528*y^3*z^4 + 563*y^4*z^4 - 60*y^5*z^4 - 140*z^5 + 1050*y*z^5 - 1796*y^2*z^5 + 640*y^3*z^5 - 40*y^4*z^5 + 210*z^6 - 770*y*z^6 + 548*y^2*z^6 - 10*y^3*z^6 - 140*z^7 + 210*y*z^7 + 35*z^8)*G[1 - y, 0, 0, z])/(2*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-70 + 140*y - 74*y^2 + 31*y^3 - 71*y^4 + 36*y^5 + 350*z - 560*y*z + 222*y^2*z - 59*y^3*z + 71*y^4*z - 700*z^2 + 840*y*z^2 - 222*y^2*z^2 + 25*y^3*z^2 + 700*z^3 - 560*y*z^3 + 74*y^2*z^3 + 3*y^3*z^3 - 350*z^4 + 140*y*z^4 + 70*z^5)* G[1 - y, 1, 0, z])/(4*y^3*(-1 + z)^3*(-1 + y + z)^2) + ((68*y^4 - 136*y^5 + 82*y^6 - 43*y^7 + 47*y^8 - 18*y^9 + 74*y^3*z - 488*y^4*z + 674*y^5*z - 418*y^6*z + 277*y^7*z - 119*y^8*z + 210*y^2*z^2 - 790*y^3*z^2 + 1566*y^4*z^2 - 1464*y^5*z^2 + 884*y^6*z^2 - 345*y^7*z^2 + 140*y*z^3 - 1330*y^2*z^3 + 2616*y^3*z^3 - 2622*y^4*z^3 + 1656*y^5*z^3 - 632*y^6*z^3 + 3*y^7*z^3 + 35*z^4 - 770*y*z^4 + 3269*y^2*z^4 - 3891*y^3*z^4 + 2217*y^4*z^4 - 766*y^5*z^4 + 12*y^6*z^4 - 175*z^5 + 1680*y*z^5 - 3927*y^2*z^5 + 2727*y^3*z^5 - 753*y^4*z^5 + 18*y^5*z^5 + 350*z^6 - 1820*y*z^6 + 2317*y^2*z^6 - 739*y^3*z^6 + 12*y^4*z^6 - 350*z^7 + 980*y*z^7 - 539*y^2*z^7 + 3*y^3*z^7 + 175*z^8 - 210*y*z^8 - 35*z^9)* G[1 - y, 1 - y, 0, z])/(2*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((-329*y^4 + 658*y^5 - 315*y^6 + 268*y^3*z + 132*y^4*z - 344*y^5*z - 390*y^2*z^2 + 284*y^3*z^2 - 144*y^4*z^2 - 260*y*z^3 + 1360*y^2*z^3 - 796*y^3*z^3 - 65*z^4 + 690*y*z^4 - 1031*y^2*z^4 + 140*z^5 - 420*y*z^5 - 70*z^6)*G[-y, 1 - y, 0, z])/ (4*y^3*(-1 + y + z)^2*(y + z)^4) + ((39 - 44*y + 119*y^2 - 72*y^3 - 117*z + 110*y*z - 119*y^2*z + 117*z^2 - 88*y*z^2 - 39*z^3 + 22*y*z^3)*Zeta[3])/ (4*y*(-1 + z)^3*(-1 + y + z)^2)) + G[1, 1, z]*(((-1/4*I)*Pi^3*(-10 + 20*y - 7*y^2 - 7*y^3 + 4*y^4 + 40*z - 60*y*z + 14*y^2*z + 6*y^3*z - 60*z^2 + 60*y*z^2 - 7*y^2*z^2 + y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4))/(y^3*(-1 + z)^2* (-1 + y + z)^2) + (Pi^2*(-3*y^5 + 3*y^6 - 9*y^4*z + 15*y^5*z + 12*y^6*z - 12*y^7*z + 575*y^3*z^2 - 1180*y^4*z^2 + 641*y^5*z^2 - 34*y^6*z^2 - 52*y^7*z^2 + 693*y^2*z^3 - 4487*y^3*z^3 + 5400*y^4*z^3 - 1474*y^5*z^3 - 212*y^6*z^3 - 12*y^7*z^3 + 762*y*z^4 - 4824*y^2*z^4 + 11763*y^3*z^4 - 7743*y^4*z^4 + 740*y^5*z^4 + 3*y^6*z^4 + 254*z^5 - 3736*y*z^5 + 10967*y^2*z^5 - 12930*y^3*z^5 + 3963*y^4*z^5 - 147*y^5*z^5 - 1019*z^6 + 6696*y*z^6 - 10510*y^2*z^6 + 5640*y^3*z^6 - 507*y^4*z^6 + 1533*z^7 - 5292*y*z^7 + 3950*y^2*z^7 - 561*y^3*z^7 - 1025*z^8 + 1630*y*z^8 - 276*y^2*z^8 + 257*z^9 - 60*y*z^9))/ (72*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^3) + ((15 - 30*y + 12*y^2 + 7*y^3 - 4*y^4 - 60*z + 90*y*z - 24*y^2*z - 6*y^3*z + 90*z^2 - 90*y*z^2 + 12*y^2*z^2 - y^3*z^2 - 60*z^3 + 30*y*z^3 + 15*z^4)*G[0, 1, 0, y])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((-15 + 30*y - 12*y^2 - 7*y^3 + 4*y^4 + 60*z - 90*y*z + 24*y^2*z + 6*y^3*z - 90*z^2 + 90*y*z^2 - 12*y^2*z^2 + y^3*z^2 + 60*z^3 - 30*y*z^3 - 15*z^4)*G[1, 1, 0, y])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((5 - 10*y + 2*y^2 + 15*y^3 - 9*y^4 - 20*z + 30*y*z - 4*y^2*z - 12*y^3*z + 30*z^2 - 30*y*z^2 + 2*y^2*z^2 - 3*y^3*z^2 - 20*z^3 + 10*y*z^3 + 5*z^4)*Zeta[3])/(2*y^3*(-1 + z)^2*(-1 + y + z)^2)) + G[1, 1 - y, z]*(((I/4)*Pi^3*(-10 + 20*y - 7*y^2 - 6*y^3 + 2*y^4 + 40*z - 60*y*z + 14*y^2*z + 8*y^3*z - 60*z^2 + 60*y*z^2 - 7*y^2*z^2 - 2*y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4))/(y^3*(-1 + z)^2* (-1 + y + z)^2) + (Pi^2*(6*y^5 - 6*y^6 + 18*y^4*z - 30*y^5*z - 24*y^6*z + 24*y^7*z - 325*y^3*z^2 + 740*y^4*z^2 - 372*y^5*z^2 - 294*y^6*z^2 + 288*y^7*z^2 - 1551*y^2*z^3 + 4444*y^3*z^3 - 3540*y^4*z^3 - 246*y^5*z^3 + 1134*y^6*z^3 + 18*y^7*z^3 - 1524*y*z^4 + 9408*y^2*z^4 - 12816*y^3*z^4 + 4206*y^4*z^4 + 1032*y^5*z^4 + 180*y^6*z^4 - 508*z^5 + 7172*y*z^5 - 19644*y^2*z^5 + 14164*y^3*z^5 - 2180*y^4*z^5 + 600*y^5*z^5 + 2038*z^6 - 12492*y*z^6 + 17862*y^2*z^6 - 6589*y^3*z^6 + 1086*y^4*z^6 - 3066*z^7 + 9684*y*z^7 - 6669*y^2*z^7 + 1122*y^3*z^7 + 2050*z^8 - 2960*y*z^8 + 594*y^2*z^8 - 514*z^9 + 120*y*z^9))/ (144*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^3) + ((-55 + 110*y - 42*y^2 - 21*y^3 + 7*y^4 + 220*z - 330*y*z + 84*y^2*z + 28*y^3*z - 330*z^2 + 330*y*z^2 - 42*y^2*z^2 - 7*y^3*z^2 + 220*z^3 - 110*y*z^3 - 55*z^4)*G[0, 1, 0, y])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((-35 + 70*y - 27*y^2 - 21*y^3 + 8*y^4 + 140*z - 210*y*z + 54*y^2*z + 26*y^3*z - 210*z^2 + 210*y*z^2 - 27*y^2*z^2 - 5*y^3*z^2 + 140*z^3 - 70*y*z^3 - 35*z^4)*G[1, 0, 0, y])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((55 - 110*y + 43*y^2 + 8*y^3 - 110*z + 110*y*z + 55*z^2)* G[1, 1, 0, y])/(2*y^3*(-1 + y + z)^2) + ((20 - 40*y + 14*y^2 + 13*y^3 - 6*y^4 - 80*z + 120*y*z - 28*y^2*z - 14*y^3*z + 120*z^2 - 120*y*z^2 + 14*y^2*z^2 + y^3*z^2 - 80*z^3 + 40*y*z^3 + 20*z^4)*Zeta[3])/(2*y^3*(-1 + z)^2*(-1 + y + z)^2)) + G[0, 0, z]*(((-1/8*I)*Pi^3*(31 - 71*y + 40*y^2 - 124*z + 208*y*z - 84*y^2*z + 186*z^2 - 186*y*z^2 + 38*y^2*z^2 - 124*z^3 + 40*y*z^3 + 31*z^4 + 9*y*z^4))/(y*(-1 + z)^4*(-1 + y + z)^2) + ((I/144)*Pi*(9072*y^2 - 15265*y^3 + 6193*y^4 + 324*y*z - 50834*y^2*z + 50506*y^3*z - 6541*y^4*z + 1944*z^2 - 9541*y*z^2 + 88697*y^2*z^2 - 43743*y^3*z^2 + 996*y^4*z^2 - 6048*z^3 + 18572*y*z^3 - 55767*y^2*z^3 + 9798*y^3*z^3 + 6264*z^4 - 10033*y*z^4 + 9480*y^2*z^4 - 2160*z^5 + 678*y*z^5))/(y^2*(-1 + z)^3*(-1 + y + z)* (y + z)^2) + (247608*y^2 - 317683*y^3 + 70075*y^4 + 96732*y*z - 1215110*y^2*z + 944224*y^3*z - 29827*y^4*z + 82512*z^2 - 446815*y*z^2 + 1929791*y^2*z^2 - 716337*y^3*z^2 - 34632*y^4*z^2 - 249552*z^3 + 607046*y*z^3 - 1097529*y^2*z^3 + 101028*y^3*z^3 + 251568*z^4 - 262159*y*z^4 + 140856*y^2*z^4 - 84528*z^5 + 5196*y*z^5)/ (1728*y^2*(-1 + z)^3*(-1 + y + z)*(y + z)^2) + (Pi^2*(1572*y^3 - 959*y^4 - 1468*y^5 + 855*y^6 + 756*y^2*z - 5277*y^3*z - 2326*y^4*z + 11247*y^5*z - 5012*y^6*z + 2340*y*z^2 - 2553*y^2*z^2 - 3522*y^3*z^2 + 29901*y^4*z^2 - 31326*y^5*z^2 + 6671*y^6*z^2 + 780*z^3 - 11723*y*z^3 - 2578*y^2*z^3 + 44715*y^3*z^3 - 70666*y^4*z^3 + 32699*y^5*z^3 - 2718*y^6*z^3 - 3984*z^4 + 22454*y*z^4 + 23496*y^2*z^4 - 83462*y^3*z^4 + 64204*y^4*z^4 - 11764*y^5*z^4 + 8112*z^5 - 19446*y*z^5 - 39918*y^2*z^5 + 63872*y^3*z^5 - 20766*y^4*z^5 - 8232*z^6 + 5732*y*z^6 + 28169*y^2*z^6 - 18102*y^3*z^6 + 4164*z^7 + 1633*y*z^7 - 7372*y^2*z^7 - 840*z^8 - 990*y*z^8))/ (288*y^2*(-1 + z)^4*(-1 + y + z)^2*(y + z)^3) + ((((-3*I)/4)*Pi*(84*y^4 - 168*y^5 + 103*y^6 - 29*y^7 + 10*y^8 - 60*y^3*z - 220*y^4*z + 524*y^5*z - 322*y^6*z + 78*y^7*z + 108*y^2*z^2 + 8*y^3*z^2 + 392*y^4*z^2 - 718*y^5*z^2 + 315*y^6*z^2 - 9*y^7*z^2 + 72*y*z^3 - 600*y^2*z^3 + 500*y^3*z^3 - 576*y^4*z^3 + 456*y^5*z^3 - 36*y^6*z^3 + 18*z^4 - 340*y*z^4 + 1193*y^2*z^4 - 813*y^3*z^4 + 366*y^4*z^4 - 54*y^5*z^4 - 76*z^5 + 584*y*z^5 - 1018*y^2*z^5 + 374*y^3*z^5 - 36*y^4*z^5 + 118*z^6 - 436*y*z^6 + 317*y^2*z^6 - 9*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8))/(y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (215*y^4 - 1714*y^5 + 2306*y^6 - 839*y^7 + 32*y^8 - 1204*y^3*z - 544*y^4*z + 7506*y^5*z - 6990*y^6*z + 1472*y^7*z - 90*y^8*z - 2460*y^2*z^2 + 7014*y^3*z^2 + 1028*y^4*z^2 - 11664*y^5*z^2 + 5918*y^6*z^2 - 865*y^7*z^2 - 2334*y*z^3 + 11634*y^2*z^3 - 13802*y^3*z^3 - 668*y^4*z^3 + 5790*y^5*z^3 - 1582*y^6*z^3 - 648*z^4 + 9518*y*z^4 - 20147*y^2*z^4 + 12795*y^3*z^4 - 1951*y^4*z^4 - 150*y^5*z^4 + 2438*z^5 - 14608*y*z^5 + 15898*y^2*z^5 - 6554*y^3*z^5 + 1862*y^4*z^5 - 3446*z^6 + 10118*y*z^6 - 5591*y^2*z^6 + 1751*y^3*z^6 + 2170*z^7 - 2814*y*z^7 + 666*y^2*z^7 - 514*z^8 + 120*y*z^8)/ (24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[1, 0, y] + ((-23 + 31*y - 8*y^2 + 46*z - 46*y*z - 23*z^2 + 15*y*z^2)* G[0, 0, 0, y])/(y*(-1 + z)^2*(-1 + y + z)^2) + ((-173*y^4 + 346*y^5 - 87*y^6 - 106*y^7 + 33*y^8 + 34*y^3*z + 640*y^4*z - 676*y^5*z - 250*y^6*z + 278*y^7*z - 312*y^2*z^2 + 552*y^3*z^2 - 734*y^4*z^2 - 322*y^5*z^2 + 695*y^6*z^2 - 40*y^7*z^2 - 208*y*z^3 + 1760*y^2*z^3 - 1788*y^3*z^3 - 184*y^4*z^3 + 1024*y^5*z^3 - 160*y^6*z^3 - 52*z^4 + 1000*y*z^4 - 3390*y^2*z^4 + 1678*y^3*z^4 + 644*y^4*z^4 - 240*y^5*z^4 + 224*z^5 - 1736*y*z^5 + 2748*y^2*z^5 - 436*y^3*z^5 - 160*y^4*z^5 - 352*z^6 + 1304*y*z^6 - 806*y^2*z^6 - 40*y^3*z^6 + 240*z^7 - 360*y*z^7 - 60*z^8)*G[0, 1, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((263*y^4 - 526*y^5 + 330*y^6 - 93*y^7 + 26*y^8 - 136*y^3*z - 790*y^4*z + 1720*y^5*z - 1032*y^6*z + 238*y^7*z + 390*y^2*z^2 - 276*y^3*z^2 + 1619*y^4*z^2 - 2420*y^5*z^2 + 1022*y^6*z^2 - 41*y^7*z^2 + 260*y*z^3 - 2140*y^2*z^3 + 2212*y^3*z^3 - 2292*y^4*z^3 + 1576*y^5*z^3 - 164*y^6*z^3 + 65*z^4 - 1210*y*z^4 + 4222*y^2*z^4 - 3145*y^3*z^4 + 1390*y^4*z^4 - 246*y^5*z^4 - 270*z^5 + 2060*y*z^5 - 3584*y^2*z^5 + 1386*y^3*z^5 - 164*y^4*z^5 + 415*z^6 - 1530*y*z^6 + 1112*y^2*z^6 - 41*y^3*z^6 - 280*z^7 + 420*y*z^7 + 70*z^8)*G[1, 0, 0, y])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-131*y^4 + 262*y^5 - 175*y^6 + 71*y^7 - 27*y^8 - 128*y^3*z + 790*y^4*z - 1100*y^5*z + 634*y^6*z - 196*y^7*z - 390*y^2*z^2 + 1332*y^3*z^2 - 2273*y^4*z^2 + 1840*y^5*z^2 - 689*y^6*z^2 + 17*y^7*z^2 - 260*y*z^3 + 2140*y^2*z^3 - 3704*y^3*z^3 + 2984*y^4*z^3 - 1212*y^5*z^3 + 68*y^6*z^3 - 65*z^4 + 1210*y*z^4 - 4199*y^2*z^4 + 3995*y^3*z^4 - 1465*y^4*z^4 + 102*y^5*z^4 + 270*z^5 - 2060*y*z^5 + 3538*y^2*z^5 - 1512*y^3*z^5 + 68*y^4*z^5 - 415*z^6 + 1530*y*z^6 - 1089*y^2*z^6 + 17*y^3*z^6 + 280*z^7 - 420*y*z^7 - 70*z^8)*G[1, 1, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-39 + 4*y + 9*y^2 + 156*z - 86*y*z + 34*y^2*z - 234*z^2 + 78*y*z^2 + 35*y^2*z^2 + 156*z^3 - 18*y*z^3 - 39*z^4 + 22*y*z^4)*Zeta[3])/(4*y*(-1 + z)^4*(-1 + y + z)^2)) + G[1, 0, z]*(((-1/2*I)*Pi^3*(-5 + 10*y - 9*y^2 + y^3 + y^4 + 20*z - 30*y*z + 18*y^2*z - 4*y^3*z - 30*z^2 + 30*y*z^2 - 9*y^2*z^2 + 3*y^3*z^2 + 20*z^3 - 10*y*z^3 - 5*z^4))/(y^3*(-1 + z)^2* (-1 + y + z)^2) - ((I/144)*Pi*(21759*y^2 - 34944*y^3 + 9424*y^4 + 1368*y^5 + 2393*y^6 - 4827*y*z - 94854*y^2*z + 124098*y^3*z - 23288*y^4*z - 2305*y^5*z + 246*y^6*z - 1944*z^2 + 22008*y*z^2 + 164268*y^2*z^2 - 155886*y^3*z^2 + 5239*y^4*z^2 + 8854*y^5*z^2 + 7992*z^3 - 36644*y*z^3 - 137262*y^2*z^3 + 61403*y^3*z^3 + 16542*y^4*z^3 - 12312*z^4 + 27034*y*z^4 + 45593*y^2*z^4 + 7968*y^3*z^4 + 8424*z^5 - 8033*y*z^5 + 496*y^2*z^5 - 2160*z^6 + 462*y*z^6))/(y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (3888*y^3 - 7776*y^4 + 3888*y^5 - 75300*y^2*z + 132144*y^3*z - 74565*y^4*z + 74749*y^5*z - 57028*y^6*z + 135732*y*z^2 + 242292*y^2*z^2 - 678819*y^3*z^2 + 474513*y^4*z^2 - 171174*y^5*z^2 + 7620*y^6*z^2 + 82512*z^3 - 626916*y*z^3 - 483963*y^2*z^3 + 1298721*y^3*z^3 - 382095*y^4*z^3 - 55687*y^5*z^3 - 332064*z^4 + 1014747*y*z^4 + 672319*y^2*z^4 - 682813*y^3*z^4 - 158301*y^4*z^4 + 501120*z^5 - 695142*y*z^5 - 324345*y^2*z^5 - 122529*y^3*z^5 - 336096*z^6 + 175047*y*z^6 - 31003*y^2*z^6 + 84528*z^7 - 3468*y*z^7)/ (1728*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(-18836*y^3 + 30028*y^4 - 7085*y^5 - 4845*y^6 + 700*y^7 + 516*y^2*z + 105868*y^3*z - 134479*y^4*z + 13632*y^5*z + 16579*y^6*z - 1252*y^7*z - 3048*y*z^2 + 2004*y^2*z^2 - 242831*y^3*z^2 + 222582*y^4*z^2 + 3546*y^5*z^2 - 18275*y^6*z^2 + 624*y^7*z^2 - 1016*z^3 + 16792*y*z^3 - 13853*y^2*z^3 + 284000*y^3*z^3 - 160620*y^4*z^3 - 19492*y^5*z^3 + 6757*y^6*z^3 + 5092*z^4 - 36928*y*z^4 + 24879*y^2*z^4 - 171210*y^3*z^4 + 41130*y^4*z^4 + 9615*y^5*z^4 - 10208*z^5 + 40752*y*z^5 - 19299*y^2*z^5 + 45324*y^3*z^5 + 1431*y^4*z^5 + 10232*z^6 - 22888*y*z^6 + 6257*y^2*z^6 - 2315*y^3*z^6 - 5128*z^7 + 5560*y*z^7 - 504*y^2*z^7 + 1028*z^8 - 240*y*z^8))/(288*y^3*(-1 + z)^3* (-1 + y + z)^2*(y + z)^3) + ((-3 - 41*y + 18*y^2 + 6*z + 46*y*z - 3*z^2 - 5*y*z^2)*G[0, 0, 0, y])/(4*y*(-1 + z)^2*(-1 + y + z)^2) + ((45 - 90*y + 33*y^2 + 17*y^3 - 4*y^4 - 180*z + 270*y*z - 66*y^2*z - 26*y^3*z + 270*z^2 - 270*y*z^2 + 33*y^2*z^2 + 9*y^3*z^2 - 180*z^3 + 90*y*z^3 + 45*z^4)*G[0, 1, 0, y])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((35 - 70*y + 27*y^2 + 21*y^3 - 8*y^4 - 140*z + 210*y*z - 54*y^2*z - 26*y^3*z + 210*z^2 - 210*y*z^2 + 27*y^2*z^2 + 5*y^3*z^2 - 140*z^3 + 70*y*z^3 + 35*z^4)*G[1, 0, 0, y])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((-55 + 110*y - 41*y^2 - 15*y^3 + 3*y^4 + 220*z - 330*y*z + 82*y^2*z + 24*y^3*z - 330*z^2 + 330*y*z^2 - 41*y^2*z^2 - 9*y^3*z^2 + 220*z^3 - 110*y*z^3 - 55*z^4)*G[1, 1, 0, y])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((-126 + 252*y - 125*y^2 - 32*y^3 + 15*y^4 + 744*z - 1248*y*z + 500*y^2*z + 122*y^3*z - 54*y^4*z - 1836*z^2 + 2472*y*z^2 - 750*y^2*z^2 - 102*y^3*z^2 + 3*y^4*z^2 + 2424*z^3 - 2448*y*z^3 + 500*y^2*z^3 + 14*y^3*z^3 - 1806*z^4 + 1212*y*z^4 - 125*y^2*z^4 - 2*y^3*z^4 + 720*z^5 - 240*y*z^5 - 120*z^6)*Zeta[3])/ (4*y^3*(-1 + z)^4*(-1 + y + z)^2)) + G[-y, 1 - y, z]* (((I/4)*Pi^3*(53*y^4 - 106*y^5 + 51*y^6 - 52*y^3*z - 4*y^4*z + 48*y^5*z + 54*y^2*z^2 - 12*y^3*z^2 + 36*y*z^3 - 192*y^2*z^3 + 100*y^3*z^3 + 9*z^4 - 98*y*z^4 + 147*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6))/(y^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-27*y^6 + 87*y^7 - 90*y^8 + 30*y^9 - 108*y^5*z + 456*y^6*z - 606*y^7*z + 258*y^8*z - 6*y^9*z - 637*y^4*z^2 + 2000*y^5*z^2 - 2349*y^6*z^2 + 1038*y^7*z^2 - 120*y^8*z^2 + 84*y^9*z^2 + 1436*y^3*z^3 + 137*y^4*z^3 - 4313*y^5*z^3 + 3306*y^6*z^3 - 786*y^7*z^3 + 492*y^8*z^3 + 987*y^2*z^4 - 7413*y^3*z^4 + 4952*y^4*z^4 + 2308*y^5*z^4 - 2154*y^6*z^4 + 1347*y^7*z^4 + 1146*y*z^5 - 6024*y^2*z^5 + 15680*y^3*z^5 - 8955*y^4*z^5 - 307*y^5*z^5 + 1848*y^6*z^5 + 324*z^6 - 4978*y*z^6 + 12803*y^2*z^6 - 15756*y^3*z^6 + 5025*y^4*z^6 + 960*y^5*z^6 - 1219*z^7 + 8105*y*z^7 - 11824*y^2*z^7 + 6800*y^3*z^7 - 414*y^4*z^7 + 1723*z^8 - 5920*y*z^8 + 4400*y^2*z^8 - 747*y^3*z^8 - 1085*z^9 + 1707*y*z^9 - 342*y^2*z^9 + 257*z^10 - 60*y*z^10))/ (72*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^4) + ((287*y^4 - 574*y^5 + 275*y^6 - 304*y^3*z + 24*y^4*z + 232*y^5*z + 270*y^2*z^2 + 28*y^3*z^2 - 78*y^4*z^2 + 180*y*z^3 - 960*y^2*z^3 + 448*y^3*z^3 + 45*z^4 - 490*y*z^4 + 733*y^2*z^4 - 100*z^5 + 300*y*z^5 + 50*z^6)*G[0, 1, 0, y])/(4*y^3*(-1 + y + z)^2* (y + z)^4) + ((329*y^4 - 658*y^5 + 315*y^6 - 268*y^3*z - 132*y^4*z + 344*y^5*z + 390*y^2*z^2 - 284*y^3*z^2 + 144*y^4*z^2 + 260*y*z^3 - 1360*y^2*z^3 + 796*y^3*z^3 + 65*z^4 - 690*y*z^4 + 1031*y^2*z^4 - 140*z^5 + 420*y*z^5 + 70*z^6)*G[1, 0, 0, y])/(4*y^3*(-1 + y + z)^2* (y + z)^4) + ((33*y^4 - 66*y^5 + 31*y^6 - 132*y^3*z + 196*y^4*z - 72*y^5*z - 66*y^2*z^2 + 388*y^3*z^2 - 300*y^4*z^2 - 44*y*z^3 + 208*y^2*z^3 - 300*y^3*z^3 - 11*z^4 + 102*y*z^4 - 153*y^2*z^4 + 20*z^5 - 60*y*z^5 - 10*z^6)*G[1, 1, 0, y])/(4*y^3*(-1 + y + z)^2* (y + z)^4) + ((-139*y^4 + 278*y^5 - 133*y^6 + 236*y^3*z - 188*y^4*z - 24*y^5*z - 42*y^2*z^2 - 364*y^3*z^2 + 300*y^4*z^2 - 28*y*z^3 + 176*y^2*z^3 + 100*y^3*z^3 - 7*z^4 + 94*y*z^4 - 141*y^2*z^4 + 20*z^5 - 60*y*z^5 - 10*z^6)*Zeta[3])/ (2*y^3*(-1 + y + z)^2*(y + z)^4)) + G[1, 1, y]*(((I/2)*Pi^3*(5 - 10*y + 9*y^2 - 6*y^3 + 2*y^4 - 20*z + 30*y*z - 18*y^2*z + 8*y^3*z + 30*z^2 - 30*y*z^2 + 9*y^2*z^2 - 2*y^3*z^2 - 20*z^3 + 10*y*z^3 + 5*z^4))/(y^3*(-1 + z)^2* (-1 + y + z)^2) + (Pi^2*(398*y^4 - 124*y^5 - 449*y^6 + 121*y^7 + 54*y^8 - 652*y^3*z + 1074*y^4*z - 1796*y^5*z + 950*y^6*z + 232*y^7*z + 78*y^8*z + 3015*y^2*z^2 - 1430*y^3*z^2 - 4242*y^4*z^2 + 3040*y^5*z^2 + 803*y^6*z^2 + 175*y^7*z^2 + 1966*y*z^3 - 14270*y^2*z^3 + 9018*y^3*z^3 + 1676*y^4*z^3 + 1568*y^5*z^3 - 512*y^6*z^3 + 508*z^4 - 8466*y*z^4 + 25182*y^2*z^4 - 12871*y^3*z^4 + 4174*y^4*z^4 - 2160*y^5*z^4 - 2038*z^5 + 13728*y*z^5 - 20328*y^2*z^5 + 7926*y^3*z^5 - 2948*y^4*z^5 + 3066*z^6 - 10042*y*z^6 + 7115*y^2*z^6 - 1991*y^3*z^6 - 2050*z^7 + 2934*y*z^7 - 714*y^2*z^7 + 514*z^8 - 120*y*z^8))/ (144*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-125*y^4 + 250*y^5 - 128*y^6 - 2*y^7 + y^8 - 38*y^3*z + 600*y^4*z - 824*y^5*z + 248*y^6*z + 6*y^7*z - 288*y^2*z^2 + 824*y^3*z^2 - 1440*y^4*z^2 + 886*y^5*z^2 - 114*y^6*z^2 - 192*y*z^3 + 1680*y^2*z^3 - 2544*y^3*z^3 + 1572*y^4*z^3 - 308*y^5*z^3 - 48*z^4 + 960*y*z^4 - 3387*y^2*z^4 + 2766*y^3*z^4 - 606*y^4*z^4 + 216*z^5 - 1704*y*z^5 + 2886*y^2*z^5 - 1008*y^3*z^5 - 348*z^6 + 1296*y*z^6 - 891*y^2*z^6 + 240*z^7 - 360*y*z^7 - 60*z^8)*Zeta[3])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4)) + G[0, 1, y]*(((-1/8*I)*Pi^3*(-29*y^4 + 58*y^5 - 4*y^6 - 30*y^7 + 9*y^8 - 50*y^3*z + 220*y^4*z - 128*y^5*z - 112*y^6*z + 78*y^7*z - 108*y^2*z^2 + 432*y^3*z^2 - 458*y^4*z^2 - 98*y^5*z^2 + 218*y^6*z^2 - 12*y^7*z^2 - 72*y*z^3 + 600*y^2*z^3 - 984*y^3*z^3 + 252*y^4*z^3 + 276*y^5*z^3 - 48*y^6*z^3 - 18*z^4 + 340*y*z^4 - 1149*y^2*z^4 + 842*y^3*z^4 + 72*y^4*z^4 - 72*y^5*z^4 + 76*z^5 - 584*y*z^5 + 930*y^2*z^5 - 228*y^3*z^5 - 48*y^4*z^5 - 118*z^6 + 436*y*z^6 - 273*y^2*z^6 - 12*y^3*z^6 + 80*z^7 - 120*y*z^7 - 20*z^8))/(y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(671*y^4 - 2485*y^5 + 2225*y^6 - 408*y^7 - 36*y^8 + 2720*y^3*z - 10280*y^4*z + 13312*y^5*z - 5974*y^6*z + 474*y^7*z - 96*y^8*z + 3804*y^2*z^2 - 21247*y^3*z^2 + 34666*y^4*z^2 - 21701*y^5*z^2 + 4265*y^6*z^2 - 594*y^7*z^2 + 2604*y*z^3 - 22440*y^2*z^3 + 53492*y^3*z^3 - 43828*y^4*z^3 + 12074*y^5*z^3 - 1308*y^6*z^3 + 648*z^4 - 11828*y*z^4 + 46184*y^2*z^4 - 56007*y^3*z^4 + 20595*y^4*z^4 - 1728*y^5*z^4 - 2438*z^5 + 19918*y*z^5 - 41032*y^2*z^5 + 22728*y^3*z^5 - 1956*y^4*z^5 + 3446*z^6 - 14888*y*z^6 + 14252*y^2*z^6 - 1686*y^3*z^6 - 2170*z^7 + 4314*y*z^7 - 768*y^2*z^7 + 514*z^8 - 120*y*z^8))/ (144*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-191*y^4 + 382*y^5 - 160*y^6 + 4*y^7 - 4*y^8 + 226*y^3*z + 320*y^4*z - 804*y^5*z + 336*y^6*z - 16*y^7*z - 156*y^2*z^2 - 560*y^3*z^2 + 188*y^4*z^2 + 486*y^5*z^2 - 184*y^6*z^2 - 4*y^7*z^2 - 104*y*z^3 + 880*y^2*z^3 + 312*y^3*z^3 - 556*y^4*z^3 - 56*y^5*z^3 - 16*y^6*z^3 - 26*z^4 + 500*y*z^4 - 1707*y^2*z^4 + 156*y^3*z^4 + 251*y^4*z^4 - 24*y^5*z^4 + 112*z^5 - 868*y*z^5 + 1398*y^2*z^5 - 130*y^3*z^5 - 16*y^4*z^5 - 176*z^6 + 652*y*z^6 - 415*y^2*z^6 - 4*y^3*z^6 + 120*z^7 - 180*y*z^7 - 30*z^8)*Zeta[3])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4)) + G[1 - y, 0, z]*(((-1/8*I)*Pi^3*(53*y^4 - 106*y^5 + 66*y^6 - 22*y^7 + 9*y^8 + 14*y^3*z - 240*y^4*z + 384*y^5*z - 220*y^6*z + 62*y^7*z + 120*y^2*z^2 - 296*y^3*z^2 + 600*y^4*z^2 - 582*y^5*z^2 + 224*y^6*z^2 - 4*y^7*z^2 + 80*y*z^3 - 640*y^2*z^3 + 936*y^3*z^3 - 780*y^4*z^3 + 364*y^5*z^3 - 16*y^6*z^3 + 20*z^4 - 360*y*z^4 + 1233*y^2*z^4 - 1062*y^3*z^4 + 392*y^4*z^4 - 24*y^5*z^4 - 80*z^5 + 600*y*z^5 - 1026*y^2*z^5 + 412*y^3*z^5 - 16*y^4*z^5 + 120*z^6 - 440*y*z^6 + 313*y^2*z^6 - 4*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8))/ (y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-434*y^4 + 61*y^5 + 815*y^6 - 425*y^7 - 17*y^8 - 326*y^3*z + 600*y^4*z + 2234*y^5*z - 2778*y^6*z + 492*y^7*z - 78*y^8*z - 2235*y^2*z^2 + 3443*y^3*z^2 + 1422*y^4*z^2 - 5203*y^5*z^2 + 1849*y^6*z^2 - 447*y^7*z^2 - 1870*y*z^3 + 10886*y^2*z^3 - 8622*y^3*z^3 - 1806*y^4*z^3 + 1652*y^5*z^3 - 456*y^6*z^3 - 508*z^4 + 8058*y*z^4 - 19620*y^2*z^4 + 9732*y^3*z^4 - 2061*y^4*z^4 + 876*y^5*z^4 + 2038*z^5 - 13080*y*z^5 + 16224*y^2*z^5 - 6030*y^3*z^5 + 2184*y^4*z^5 - 3066*z^6 + 9586*y*z^6 - 5957*y^2*z^6 + 1803*y^3*z^6 + 2050*z^7 - 2814*y*z^7 + 702*y^2*z^7 - 514*z^8 + 120*y*z^8))/(144*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + ((187*y^2 - 374*y^3 + 212*y^4 - 33*y^5 + 8*y^6 - 374*y*z + 848*y^3*z - 556*y^4*z + 82*y^5*z + 1496*y*z^2 - 972*y^2*z^2 - 772*y^3*z^2 + 460*y^4*z^2 - 17*y^5*z^2 - 2144*y*z^3 + 1064*y^2*z^3 + 432*y^3*z^3 - 68*y^4*z^3 + 25*z^4 + 1263*y*z^4 - 203*y^2*z^4 - 102*y^3*z^4 - 50*z^5 - 224*y*z^5 - 68*y^2*z^5 + 25*z^6 - 17*y*z^6)*G[0, 0, 0, y])/(4*y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-286*y^4 + 572*y^5 - 331*y^6 + 67*y^7 - 27*y^8 - 220*y^3*z + 1580*y^4*z - 2112*y^5*z + 930*y^6*z - 188*y^7*z - 792*y^2*z^2 + 2448*y^3*z^2 - 4072*y^4*z^2 + 2910*y^5*z^2 - 813*y^6*z^2 + 13*y^7*z^2 - 528*y*z^3 + 4200*y^2*z^3 - 6716*y^3*z^3 + 4816*y^4*z^3 - 1556*y^5*z^3 + 52*y^6*z^3 - 132*z^4 + 2360*y*z^4 - 8021*y^2*z^4 + 7035*y^3*z^4 - 2117*y^4*z^4 + 78*y^5*z^4 + 524*z^5 - 3916*y*z^5 + 6610*y^2*z^5 - 2560*y^3*z^5 + 52*y^4*z^5 - 782*z^6 + 2864*y*z^6 - 1997*y^2*z^6 + 13*y^3*z^6 + 520*z^7 - 780*y*z^7 - 130*z^8)*G[0, 1, 0, y])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-191*y^4 + 382*y^5 - 234*y^6 + 70*y^7 - 27*y^8 - 38*y^3*z + 840*y^4*z - 1356*y^5*z + 748*y^6*z - 194*y^7*z - 420*y^2*z^2 + 992*y^3*z^2 - 2052*y^4*z^2 + 1986*y^5*z^2 - 740*y^6*z^2 + 16*y^7*z^2 - 280*y*z^3 + 2240*y^2*z^3 - 3200*y^3*z^3 + 2628*y^4*z^3 - 1216*y^5*z^3 + 64*y^6*z^3 - 70*z^4 + 1260*y*z^4 - 4313*y^2*z^4 + 3646*y^3*z^4 - 1316*y^4*z^4 + 96*y^5*z^4 + 280*z^5 - 2100*y*z^5 + 3586*y^2*z^5 - 1416*y^3*z^5 + 64*y^4*z^5 - 420*z^6 + 1540*y*z^6 - 1093*y^2*z^6 + 16*y^3*z^6 + 280*z^7 - 420*y*z^7 - 70*z^8)*G[1, 0, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((90*y^4 - 180*y^5 + 119*y^6 - 52*y^7 + 23*y^8 + 228*y^3*z - 820*y^4*z + 888*y^5*z - 446*y^6*z + 150*y^7*z + 408*y^2*z^2 - 1744*y^3*z^2 + 2516*y^4*z^2 - 1548*y^5*z^2 + 489*y^6*z^2 - 6*y^7*z^2 + 272*y*z^3 - 2200*y^2*z^3 + 4268*y^3*z^3 - 3140*y^4*z^3 + 968*y^5*z^3 - 24*y^6*z^3 + 68*z^4 - 1240*y*z^4 + 4253*y^2*z^4 - 4268*y^3*z^4 + 1401*y^4*z^4 - 36*y^5*z^4 - 276*z^5 + 2084*y*z^5 - 3538*y^2*z^5 + 1522*y^3*z^5 - 24*y^4*z^5 + 418*z^6 - 1536*y*z^6 + 1077*y^2*z^6 - 6*y^3*z^6 - 280*z^7 + 420*y*z^7 + 70*z^8)*G[1, 1, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((291*y^4 - 582*y^5 + 309*y^6 - 12*y^7 + 4*y^8 + 174*y^3*z - 1500*y^4*z + 1980*y^5*z - 666*y^6*z + 32*y^7*z + 756*y^2*z^2 - 2160*y^3*z^2 + 3576*y^4*z^2 - 2286*y^5*z^2 + 397*y^6*z^2 - 4*y^7*z^2 + 504*y*z^3 - 3960*y^2*z^3 + 5964*y^3*z^3 - 3864*y^4*z^3 + 928*y^5*z^3 - 16*y^6*z^3 + 126*z^4 - 2220*y*z^4 + 7476*y^2*z^4 - 6156*y^3*z^4 + 1517*y^4*z^4 - 24*y^5*z^4 - 492*z^5 + 3648*y*z^5 - 6096*y^2*z^5 + 2182*y^3*z^5 - 16*y^4*z^5 + 726*z^6 - 2652*y*z^6 + 1824*y^2*z^6 - 4*y^3*z^6 - 480*z^7 + 720*y*z^7 + 120*z^8)*Zeta[3])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4)) + G[1 - y, 1, z]*(((I/4)*Pi^3*(-21*y^4 + 42*y^5 - 22*y^6 - 2*y^7 + y^8 - 18*y^3*z + 120*y^4*z - 148*y^5*z + 36*y^6*z + 6*y^7*z - 60*y^2*z^2 + 192*y^3*z^2 - 300*y^4*z^2 + 158*y^5*z^2 - 8*y^6*z^2 - 40*y*z^3 + 320*y^2*z^3 - 512*y^3*z^3 + 316*y^4*z^3 - 48*y^5*z^3 - 10*z^4 + 180*y*z^4 - 611*y^2*z^4 + 518*y^3*z^4 - 114*y^4*z^4 + 40*z^5 - 300*y*z^5 + 502*y^2*z^5 - 180*y^3*z^5 - 60*z^6 + 220*y*z^6 - 151*y^2*z^6 + 40*z^7 - 60*y*z^7 - 10*z^8))/ (y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(249*y^4 - 954*y^5 + 1139*y^6 - 562*y^7 + 80*y^8 - 3168*y^3*z + 4908*y^4*z + 974*y^5*z - 3950*y^6*z + 1152*y^7*z + 12*y^8*z - 2682*y^2*z^2 + 17790*y^3*z^2 - 18372*y^4*z^2 - 430*y^5*z^2 + 3795*y^6*z^2 - 222*y^7*z^2 - 1990*y*z^3 + 14354*y^2*z^3 - 36362*y^3*z^3 + 21524*y^4*z^3 + 322*y^5*z^3 - 432*y^6*z^3 - 508*z^4 + 8898*y*z^4 - 27752*y^2*z^4 + 33300*y^3*z^4 - 9897*y^4*z^4 + 456*y^5*z^4 + 2038*z^5 - 14880*y*z^5 + 23830*y^2*z^5 - 13126*y^3*z^5 + 1680*y^4*z^5 - 3066*z^6 + 11146*y*z^6 - 8410*y^2*z^6 + 1566*y^3*z^6 + 2050*z^7 - 3294*y*z^7 + 660*y^2*z^7 - 514*z^8 + 120*y*z^8))/(144*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + ((-y^4 + 2*y^5 - 12*y^6 - 14*y^7 + 63*y^8 - 36*y^9 + 62*y^3*z - 119*y^4*z + 10*y^5*z - 20*y^6*z + 276*y^7*z - 207*y^8*z + 60*y^2*z^2 - 430*y^3*z^2 + 480*y^4*z^2 - 126*y^5*z^2 + 438*y^6*z^2 - 474*y^7*z^2 + 40*y*z^3 - 380*y^2*z^3 + 1096*y^3*z^3 - 772*y^4*z^3 + 442*y^5*z^3 - 534*y^6*z^3 - 4*y^7*z^3 + 10*z^4 - 220*y*z^4 + 919*y^2*z^4 - 1342*y^3*z^4 + 632*y^4*z^4 - 340*y^5*z^4 - 16*y^6*z^4 - 50*z^5 + 480*y*z^5 - 1077*y^2*z^5 + 802*y^3*z^5 - 204*y^4*z^5 - 24*y^5*z^5 + 100*z^6 - 520*y*z^6 + 617*y^2*z^6 - 184*y^3*z^6 - 16*y^4*z^6 - 100*z^7 + 280*y*z^7 - 139*y^2*z^7 - 4*y^3*z^7 + 50*z^8 - 60*y*z^8 - 10*z^9)* G[0, 1, 0, y])/(4*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((y^4 - 2*y^5 + 12*y^6 + 14*y^7 - 63*y^8 + 36*y^9 - 62*y^3*z + 119*y^4*z - 10*y^5*z + 20*y^6*z - 276*y^7*z + 207*y^8*z - 60*y^2*z^2 + 430*y^3*z^2 - 480*y^4*z^2 + 126*y^5*z^2 - 438*y^6*z^2 + 474*y^7*z^2 - 40*y*z^3 + 380*y^2*z^3 - 1096*y^3*z^3 + 772*y^4*z^3 - 442*y^5*z^3 + 534*y^6*z^3 + 4*y^7*z^3 - 10*z^4 + 220*y*z^4 - 919*y^2*z^4 + 1342*y^3*z^4 - 632*y^4*z^4 + 340*y^5*z^4 + 16*y^6*z^4 + 50*z^5 - 480*y*z^5 + 1077*y^2*z^5 - 802*y^3*z^5 + 204*y^4*z^5 + 24*y^5*z^5 - 100*z^6 + 520*y*z^6 - 617*y^2*z^6 + 184*y^3*z^6 + 16*y^4*z^6 + 100*z^7 - 280*y*z^7 + 139*y^2*z^7 + 4*y^3*z^7 - 50*z^8 + 60*y*z^8 + 10*z^9)* G[1, 1, 0, y])/(4*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((63*y^4 - 126*y^5 + 64*y^6 - 30*y^7 + 67*y^8 - 36*y^9 + 54*y^3*z - 423*y^4*z + 562*y^5*z - 312*y^6*z + 332*y^7*z - 211*y^8*z + 180*y^2*z^2 - 630*y^3*z^2 + 1248*y^4*z^2 - 1110*y^5*z^2 + 850*y^6*z^2 - 522*y^7*z^2 + 120*y*z^3 - 1140*y^2*z^3 + 2104*y^3*z^3 - 1956*y^4*z^3 + 1330*y^5*z^3 - 762*y^6*z^3 + 4*y^7*z^3 + 30*z^4 - 660*y*z^4 + 2791*y^2*z^4 - 3102*y^3*z^4 + 1628*y^4*z^4 - 716*y^5*z^4 + 16*y^6*z^4 - 150*z^5 + 1440*y*z^5 - 3333*y^2*z^5 + 2146*y^3*z^5 - 576*y^4*z^5 + 24*y^5*z^5 + 300*z^6 - 1560*y*z^6 + 1953*y^2*z^6 - 576*y^3*z^6 + 16*y^4*z^6 - 300*z^7 + 840*y*z^7 - 451*y^2*z^7 + 4*y^3*z^7 + 150*z^8 - 180*y*z^8 - 30*z^9)* Zeta[3])/(4*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4)) + G[1 - y, 1 - y, z]*(((I/4)*Pi^3*(21*y^4 - 42*y^5 + 26*y^6 - 9*y^7 + 4*y^8 + 18*y^3*z - 120*y^4*z + 164*y^5*z - 88*y^6*z + 26*y^7*z + 60*y^2*z^2 - 192*y^3*z^2 + 324*y^4*z^2 - 256*y^5*z^2 + 90*y^6*z^2 - y^7*z^2 + 40*y*z^3 - 320*y^2*z^3 + 528*y^3*z^3 - 408*y^4*z^3 + 156*y^5*z^3 - 4*y^6*z^3 + 10*z^4 - 180*y*z^4 + 615*y^2*z^4 - 561*y^3*z^4 + 191*y^4*z^4 - 6*y^5*z^4 - 40*z^5 + 300*y*z^5 - 510*y^2*z^5 + 208*y^3*z^5 - 4*y^4*z^5 + 60*z^6 - 220*y*z^6 + 155*y^2*z^6 - y^3*z^6 - 40*z^7 + 60*y*z^7 + 10*z^8))/ (y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-60*y^6 + 180*y^7 - 180*y^8 + 60*y^9 - 240*y^5*z + 948*y^6*z - 1188*y^7*z + 492*y^8*z - 12*y^9*z + 106*y^4*z^2 + 1714*y^5*z^2 - 3955*y^6*z^2 + 2601*y^7*z^2 - 634*y^8*z^2 + 168*y^9*z^2 + 904*y^3*z^3 - 510*y^4*z^3 - 5710*y^5*z^3 + 7754*y^6*z^3 - 3614*y^7*z^3 + 1056*y^8*z^3 + 2424*y^2*z^4 - 6394*y^3*z^4 + 234*y^4*z^4 + 10064*y^5*z^4 - 8099*y^6*z^4 + 2797*y^7*z^4 + 1924*y*z^5 - 12020*y^2*z^5 + 13916*y^3*z^5 + 1238*y^4*z^5 - 7530*y^5*z^5 + 3496*y^6*z^5 + 508*z^6 - 8340*y*z^6 + 21845*y^2*z^6 - 13325*y^3*z^6 + 46*y^4*z^6 + 1398*y^5*z^6 - 2038*z^7 + 13602*y*z^7 - 18034*y^2*z^7 + 6542*y^3*z^7 - 1244*y^4*z^7 + 3066*z^8 - 10000*y*z^8 + 6493*y^2*z^8 - 1643*y^3*z^8 - 2050*z^9 + 2934*y*z^9 - 708*y^2*z^9 + 514*z^10 - 120*y*z^10))/(144*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^4) + ((-145*y^4 + 290*y^5 - 171*y^6 + 80*y^7 - 92*y^8 + 36*y^9 - 250*y^3*z + 1225*y^4*z - 1514*y^5*z + 833*y^6*z - 532*y^7*z + 236*y^8*z - 540*y^2*z^2 + 2330*y^3*z^2 - 4146*y^4*z^2 + 3282*y^5*z^2 - 1721*y^6*z^2 + 672*y^7*z^2 - 360*y*z^3 + 3420*y^2*z^3 - 7284*y^3*z^3 + 6858*y^4*z^3 - 3574*y^5*z^3 + 1219*y^6*z^3 - 4*y^7*z^3 - 90*z^4 + 1980*y*z^4 - 8396*y^2*z^4 + 10452*y^3*z^4 - 5561*y^4*z^4 + 1576*y^5*z^4 - 16*y^6*z^4 + 450*z^5 - 4320*y*z^5 + 10068*y^2*z^5 - 7126*y^3*z^5 + 1785*y^4*z^5 - 24*y^5*z^5 - 900*z^6 + 4680*y*z^6 - 5928*y^2*z^6 + 1882*y^3*z^6 - 16*y^4*z^6 + 900*z^7 - 2520*y*z^7 + 1376*y^2*z^7 - 4*y^3*z^7 - 450*z^8 + 540*y*z^8 + 90*z^9)*G[0, 1, 0, y])/ (4*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((-68*y^4 + 136*y^5 - 82*y^6 + 43*y^7 - 47*y^8 + 18*y^9 - 74*y^3*z + 488*y^4*z - 674*y^5*z + 418*y^6*z - 277*y^7*z + 119*y^8*z - 210*y^2*z^2 + 790*y^3*z^2 - 1566*y^4*z^2 + 1464*y^5*z^2 - 884*y^6*z^2 + 345*y^7*z^2 - 140*y*z^3 + 1330*y^2*z^3 - 2616*y^3*z^3 + 2622*y^4*z^3 - 1656*y^5*z^3 + 632*y^6*z^3 - 3*y^7*z^3 - 35*z^4 + 770*y*z^4 - 3269*y^2*z^4 + 3891*y^3*z^4 - 2217*y^4*z^4 + 766*y^5*z^4 - 12*y^6*z^4 + 175*z^5 - 1680*y*z^5 + 3927*y^2*z^5 - 2727*y^3*z^5 + 753*y^4*z^5 - 18*y^5*z^5 - 350*z^6 + 1820*y*z^6 - 2317*y^2*z^6 + 739*y^3*z^6 - 12*y^4*z^6 + 350*z^7 - 980*y*z^7 + 539*y^2*z^7 - 3*y^3*z^7 - 175*z^8 + 210*y*z^8 + 35*z^9)* G[1, 0, 0, y])/(2*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((-45 + 90*y - 56*y^2 + 21*y^3 - 10*y^4 + 180*z - 270*y*z + 112*y^2*z - 22*y^3*z - 270*z^2 + 270*y*z^2 - 56*y^2*z^2 + y^3*z^2 + 180*z^3 - 90*y*z^3 - 45*z^4)*G[1, 1, 0, y])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((32*y^4 - 64*y^5 + 33*y^6 - 16*y^7 + 35*y^8 - 18*y^9 - 4*y^3*z - 152*y^4*z + 256*y^5*z - 163*y^6*z + 172*y^7*z - 107*y^8*z + 60*y^2*z^2 - 100*y^3*z^2 + 354*y^4*z^2 - 480*y^5*z^2 + 437*y^6*z^2 - 264*y^7*z^2 + 40*y*z^3 - 380*y^2*z^3 + 484*y^3*z^3 - 534*y^4*z^3 + 588*y^5*z^3 - 379*y^6*z^3 + 10*z^4 - 220*y*z^4 + 931*y^2*z^4 - 828*y^3*z^4 + 489*y^4*z^4 - 318*y^5*z^4 - 50*z^5 + 480*y*z^5 - 1113*y^2*z^5 + 624*y^3*z^5 - 189*y^4*z^5 + 100*z^6 - 520*y*z^6 + 653*y^2*z^6 - 176*y^3*z^6 - 100*z^7 + 280*y*z^7 - 151*y^2*z^7 + 50*z^8 - 60*y*z^8 - 10*z^9)*Zeta[3])/ (2*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4)) + G[1, 0, y]*(((-1/144*I)*Pi*(21759*y^2 - 52416*y^3 + 38989*y^4 - 8794*y^5 + 462*y^6 - 4827*y*z - 38151*y^2*z + 89625*y^3*z - 56827*y^4*z + 9718*y^5*z - 1944*z^2 + 18153*y*z^2 + 11994*y^2*z^2 - 46965*y^3*z^2 + 17838*y^4*z^2 + 3888*z^3 - 15944*y*z^3 + 3224*y^2*z^3 + 8832*y^3*z^3 - 1944*z^4 + 2156*y*z^4 + 712*y^2*z^4 + 462*y*z^5))/(y^2*(-1 + z)*(-1 + y + z)^2*(y + z)^3) - ((I/8)*Pi^3*(33*y^2 - 66*y^3 + 30*y^4 - 6*y^5 + 7*y^6 - 66*y*z + 120*y^3*z - 84*y^4*z + 26*y^5*z + 264*y*z^2 - 216*y^2*z^2 - 78*y^3*z^2 + 64*y^4*z^2 + 8*y^5*z^2 - 408*y*z^3 + 276*y^2*z^3 + 4*y^3*z^3 + 32*y^4*z^3 - 3*z^4 + 282*y*z^4 - 118*y^2*z^4 + 48*y^3*z^4 + 6*z^5 - 80*y*z^5 + 32*y^2*z^5 - 3*z^6 + 8*y*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (3888*y^3 - 12096*y^4 + 12528*y^5 - 4320*y^6 - 75300*y^2*z + 177660*y^3*z - 148795*y^4*z + 33919*y^5*z + 12516*y^6*z + 135732*y*z^2 - 115848*y^2*z^2 - 258033*y^3*z^2 + 265624*y^4*z^2 - 30055*y^5*z^2 + 82512*z^3 - 470628*y*z^3 + 360939*y^2*z^3 + 126750*y^3*z^3 - 104733*y^4*z^3 - 165024*z^4 + 407753*y*z^4 - 176072*y^2*z^4 - 66657*y^3*z^4 + 82512*z^5 - 75437*y*z^5 - 1915*y^2*z^5 + 2580*y*z^6)/(1728*y^2*(-1 + z)*z*(-1 + y + z)^2* (y + z)^3) + (Pi^2*(-17936*y^3 + 41578*y^4 - 28073*y^5 + 5147*y^6 - 668*y^7 - 10712*y^2*z + 83160*y^3*z - 130268*y^4*z + 70878*y^5*z - 12638*y^6*z + 540*y^7*z + 5718*y*z^2 + 13454*y^2*z^2 - 115938*y^3*z^2 + 149728*y^4*z^2 - 60233*y^5*z^2 + 6979*y^6*z^2 + 456*z^3 - 26784*y*z^3 + 28620*y^2*z^3 + 58996*y^3*z^3 - 75668*y^4*z^3 + 16660*y^5*z^3 - 2580*z^4 + 45393*y*z^4 - 53627*y^2*z^4 - 12494*y^3*z^4 + 14118*y^4*z^4 + 4992*z^5 - 32694*y*z^5 + 21466*y^2*z^5 + 4084*y^3*z^5 - 4068*z^6 + 7755*y*z^6 + 799*y^2*z^6 + 1200*z^7 + 612*y*z^7))/ (288*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((((3*I)/2)*Pi*(-10 + 20*y - 7*y^2 - 6*y^3 + 2*y^4 + 40*z - 60*y*z + 14*y^2*z + 8*y^3*z - 60*z^2 + 60*y*z^2 - 7*y^2*z^2 - 2*y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4))/(y^3*(-1 + z)^2*(-1 + y + z)^2) + (6*y^5 - 6*y^6 + 18*y^4*z - 30*y^5*z - 24*y^6*z + 24*y^7*z - 325*y^3*z^2 + 740*y^4*z^2 - 372*y^5*z^2 - 294*y^6*z^2 + 288*y^7*z^2 - 1551*y^2*z^3 + 4444*y^3*z^3 - 3540*y^4*z^3 - 246*y^5*z^3 + 1134*y^6*z^3 + 18*y^7*z^3 - 1524*y*z^4 + 9408*y^2*z^4 - 12816*y^3*z^4 + 4206*y^4*z^4 + 1032*y^5*z^4 + 180*y^6*z^4 - 508*z^5 + 7172*y*z^5 - 19644*y^2*z^5 + 14164*y^3*z^5 - 2180*y^4*z^5 + 600*y^5*z^5 + 2038*z^6 - 12492*y*z^6 + 17862*y^2*z^6 - 6589*y^3*z^6 + 1086*y^4*z^6 - 3066*z^7 + 9684*y*z^7 - 6669*y^2*z^7 + 1122*y^3*z^7 + 2050*z^8 - 2960*y*z^8 + 594*y^2*z^8 - 514*z^9 + 120*y*z^9)/ (24*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^3))*G[1, 0, z] + ((((-3*I)/2)*Pi*(-10 + 20*y - 7*y^2 - 6*y^3 + 2*y^4 + 40*z - 60*y*z + 14*y^2*z + 8*y^3*z - 60*z^2 + 60*y*z^2 - 7*y^2*z^2 - 2*y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4))/(y^3*(-1 + z)^2*(-1 + y + z)^2) + (-6*y^5 + 6*y^6 - 18*y^4*z + 30*y^5*z + 24*y^6*z - 24*y^7*z + 325*y^3*z^2 - 740*y^4*z^2 + 372*y^5*z^2 + 294*y^6*z^2 - 288*y^7*z^2 + 1551*y^2*z^3 - 4444*y^3*z^3 + 3540*y^4*z^3 + 246*y^5*z^3 - 1134*y^6*z^3 - 18*y^7*z^3 + 1524*y*z^4 - 9408*y^2*z^4 + 12816*y^3*z^4 - 4206*y^4*z^4 - 1032*y^5*z^4 - 180*y^6*z^4 + 508*z^5 - 7172*y*z^5 + 19644*y^2*z^5 - 14164*y^3*z^5 + 2180*y^4*z^5 - 600*y^5*z^5 - 2038*z^6 + 12492*y*z^6 - 17862*y^2*z^6 + 6589*y^3*z^6 - 1086*y^4*z^6 + 3066*z^7 - 9684*y*z^7 + 6669*y^2*z^7 - 1122*y^3*z^7 - 2050*z^8 + 2960*y*z^8 - 594*y^2*z^8 + 514*z^9 - 120*y*z^9)/ (24*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^3))*G[1, 1 - y, z] + ((((3*I)/4)*Pi*(53*y^4 - 106*y^5 + 66*y^6 - 22*y^7 + 9*y^8 + 14*y^3*z - 240*y^4*z + 384*y^5*z - 220*y^6*z + 62*y^7*z + 120*y^2*z^2 - 296*y^3*z^2 + 600*y^4*z^2 - 582*y^5*z^2 + 224*y^6*z^2 - 4*y^7*z^2 + 80*y*z^3 - 640*y^2*z^3 + 936*y^3*z^3 - 780*y^4*z^3 + 364*y^5*z^3 - 16*y^6*z^3 + 20*z^4 - 360*y*z^4 + 1233*y^2*z^4 - 1062*y^3*z^4 + 392*y^4*z^4 - 24*y^5*z^4 - 80*z^5 + 600*y*z^5 - 1026*y^2*z^5 + 412*y^3*z^5 - 16*y^4*z^5 + 120*z^6 - 440*y*z^6 + 313*y^2*z^6 - 4*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8))/(y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (434*y^4 - 61*y^5 - 815*y^6 + 425*y^7 + 17*y^8 + 326*y^3*z - 600*y^4*z - 2234*y^5*z + 2778*y^6*z - 492*y^7*z + 78*y^8*z + 2235*y^2*z^2 - 3443*y^3*z^2 - 1422*y^4*z^2 + 5203*y^5*z^2 - 1849*y^6*z^2 + 447*y^7*z^2 + 1870*y*z^3 - 10886*y^2*z^3 + 8622*y^3*z^3 + 1806*y^4*z^3 - 1652*y^5*z^3 + 456*y^6*z^3 + 508*z^4 - 8058*y*z^4 + 19620*y^2*z^4 - 9732*y^3*z^4 + 2061*y^4*z^4 - 876*y^5*z^4 - 2038*z^5 + 13080*y*z^5 - 16224*y^2*z^5 + 6030*y^3*z^5 - 2184*y^4*z^5 + 3066*z^6 - 9586*y*z^6 + 5957*y^2*z^6 - 1803*y^3*z^6 - 2050*z^7 + 2814*y*z^7 - 702*y^2*z^7 + 514*z^8 - 120*y*z^8)/(24*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4))*G[1 - y, 0, z] + ((((-3*I)/2)*Pi*(21*y^4 - 42*y^5 + 26*y^6 - 9*y^7 + 4*y^8 + 18*y^3*z - 120*y^4*z + 164*y^5*z - 88*y^6*z + 26*y^7*z + 60*y^2*z^2 - 192*y^3*z^2 + 324*y^4*z^2 - 256*y^5*z^2 + 90*y^6*z^2 - y^7*z^2 + 40*y*z^3 - 320*y^2*z^3 + 528*y^3*z^3 - 408*y^4*z^3 + 156*y^5*z^3 - 4*y^6*z^3 + 10*z^4 - 180*y*z^4 + 615*y^2*z^4 - 561*y^3*z^4 + 191*y^4*z^4 - 6*y^5*z^4 - 40*z^5 + 300*y*z^5 - 510*y^2*z^5 + 208*y^3*z^5 - 4*y^4*z^5 + 60*z^6 - 220*y*z^6 + 155*y^2*z^6 - y^3*z^6 - 40*z^7 + 60*y*z^7 + 10*z^8))/ (y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (60*y^6 - 180*y^7 + 180*y^8 - 60*y^9 + 240*y^5*z - 948*y^6*z + 1188*y^7*z - 492*y^8*z + 12*y^9*z - 106*y^4*z^2 - 1714*y^5*z^2 + 3955*y^6*z^2 - 2601*y^7*z^2 + 634*y^8*z^2 - 168*y^9*z^2 - 904*y^3*z^3 + 510*y^4*z^3 + 5710*y^5*z^3 - 7754*y^6*z^3 + 3614*y^7*z^3 - 1056*y^8*z^3 - 2424*y^2*z^4 + 6394*y^3*z^4 - 234*y^4*z^4 - 10064*y^5*z^4 + 8099*y^6*z^4 - 2797*y^7*z^4 - 1924*y*z^5 + 12020*y^2*z^5 - 13916*y^3*z^5 - 1238*y^4*z^5 + 7530*y^5*z^5 - 3496*y^6*z^5 - 508*z^6 + 8340*y*z^6 - 21845*y^2*z^6 + 13325*y^3*z^6 - 46*y^4*z^6 - 1398*y^5*z^6 + 2038*z^7 - 13602*y*z^7 + 18034*y^2*z^7 - 6542*y^3*z^7 + 1244*y^4*z^7 - 3066*z^8 + 10000*y*z^8 - 6493*y^2*z^8 + 1643*y^3*z^8 + 2050*z^9 - 2934*y*z^9 + 708*y^2*z^9 - 514*z^10 + 120*y*z^10)/(24*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1 - y, z] + ((((3*I)/2)*Pi*(53*y^4 - 106*y^5 + 51*y^6 - 52*y^3*z - 4*y^4*z + 48*y^5*z + 54*y^2*z^2 - 12*y^3*z^2 + 36*y*z^3 - 192*y^2*z^3 + 100*y^3*z^3 + 9*z^4 - 98*y*z^4 + 147*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6))/(y^3*(-1 + y + z)^2* (y + z)^4) + (-27*y^6 + 87*y^7 - 90*y^8 + 30*y^9 - 108*y^5*z + 456*y^6*z - 606*y^7*z + 258*y^8*z - 6*y^9*z - 637*y^4*z^2 + 2000*y^5*z^2 - 2349*y^6*z^2 + 1038*y^7*z^2 - 120*y^8*z^2 + 84*y^9*z^2 + 1436*y^3*z^3 + 137*y^4*z^3 - 4313*y^5*z^3 + 3306*y^6*z^3 - 786*y^7*z^3 + 492*y^8*z^3 + 987*y^2*z^4 - 7413*y^3*z^4 + 4952*y^4*z^4 + 2308*y^5*z^4 - 2154*y^6*z^4 + 1347*y^7*z^4 + 1146*y*z^5 - 6024*y^2*z^5 + 15680*y^3*z^5 - 8955*y^4*z^5 - 307*y^5*z^5 + 1848*y^6*z^5 + 324*z^6 - 4978*y*z^6 + 12803*y^2*z^6 - 15756*y^3*z^6 + 5025*y^4*z^6 + 960*y^5*z^6 - 1219*z^7 + 8105*y*z^7 - 11824*y^2*z^7 + 6800*y^3*z^7 - 414*y^4*z^7 + 1723*z^8 - 5920*y*z^8 + 4400*y^2*z^8 - 747*y^3*z^8 - 1085*z^9 + 1707*y*z^9 - 342*y^2*z^9 + 257*z^10 - 60*y*z^10)/ (12*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^4))*G[-y, 0, z] + ((((-3*I)/2)*Pi*(53*y^4 - 106*y^5 + 51*y^6 - 52*y^3*z - 4*y^4*z + 48*y^5*z + 54*y^2*z^2 - 12*y^3*z^2 + 36*y*z^3 - 192*y^2*z^3 + 100*y^3*z^3 + 9*z^4 - 98*y*z^4 + 147*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6))/(y^3*(-1 + y + z)^2*(y + z)^4) + (27*y^6 - 87*y^7 + 90*y^8 - 30*y^9 + 108*y^5*z - 456*y^6*z + 606*y^7*z - 258*y^8*z + 6*y^9*z + 637*y^4*z^2 - 2000*y^5*z^2 + 2349*y^6*z^2 - 1038*y^7*z^2 + 120*y^8*z^2 - 84*y^9*z^2 - 1436*y^3*z^3 - 137*y^4*z^3 + 4313*y^5*z^3 - 3306*y^6*z^3 + 786*y^7*z^3 - 492*y^8*z^3 - 987*y^2*z^4 + 7413*y^3*z^4 - 4952*y^4*z^4 - 2308*y^5*z^4 + 2154*y^6*z^4 - 1347*y^7*z^4 - 1146*y*z^5 + 6024*y^2*z^5 - 15680*y^3*z^5 + 8955*y^4*z^5 + 307*y^5*z^5 - 1848*y^6*z^5 - 324*z^6 + 4978*y*z^6 - 12803*y^2*z^6 + 15756*y^3*z^6 - 5025*y^4*z^6 - 960*y^5*z^6 + 1219*z^7 - 8105*y*z^7 + 11824*y^2*z^7 - 6800*y^3*z^7 + 414*y^4*z^7 - 1723*z^8 + 5920*y*z^8 - 4400*y^2*z^8 + 747*y^3*z^8 + 1085*z^9 - 1707*y*z^9 + 342*y^2*z^9 - 257*z^10 + 60*y*z^10)/ (12*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^4))*G[-y, 1 - y, z] + ((268*y^4 - 536*y^5 + 325*y^6 - 92*y^7 + 35*y^8 - 50*y^3*z - 990*y^4*z + 1804*y^5*z - 1018*y^6*z + 254*y^7*z + 486*y^2*z^2 - 844*y^3*z^2 + 2253*y^4*z^2 - 2552*y^5*z^2 + 991*y^6*z^2 - 22*y^7*z^2 + 324*y*z^3 - 2700*y^2*z^3 + 3456*y^3*z^3 - 2976*y^4*z^3 + 1556*y^5*z^3 - 88*y^6*z^3 + 81*z^4 - 1530*y*z^4 + 5340*y^2*z^4 - 4272*y^3*z^4 + 1568*y^4*z^4 - 132*y^5*z^4 - 342*z^5 + 2628*y*z^5 - 4524*y^2*z^5 + 1732*y^3*z^5 - 88*y^4*z^5 + 531*z^6 - 1962*y*z^6 + 1398*y^2*z^6 - 22*y^3*z^6 - 360*z^7 + 540*y*z^7 + 90*z^8)*G[0, 0, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-248*y^4 + 496*y^5 - 310*y^6 + 95*y^7 - 33*y^8 + 64*y^3*z + 880*y^4*z - 1688*y^5*z + 1000*y^6*z - 256*y^7*z - 432*y^2*z^2 + 672*y^3*z^2 - 2012*y^4*z^2 + 2458*y^5*z^2 - 1004*y^6*z^2 + 29*y^7*z^2 - 288*y*z^3 + 2400*y^2*z^3 - 3000*y^3*z^3 + 2756*y^4*z^3 - 1572*y^5*z^3 + 116*y^6*z^3 - 72*z^4 + 1360*y*z^4 - 4758*y^2*z^4 + 3823*y^3*z^4 - 1525*y^4*z^4 + 174*y^5*z^4 + 304*z^5 - 2336*y*z^5 + 4044*y^2*z^5 - 1588*y^3*z^5 + 116*y^4*z^5 - 472*z^6 + 1744*y*z^6 - 1254*y^2*z^6 + 29*y^3*z^6 + 320*z^7 - 480*y*z^7 - 80*z^8)*G[0, 0, 1 - y, z])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((72*y^4 - 144*y^5 + 56*y^6 + 14*y^7 - y^8 + 222*y^3*z - 730*y^4*z + 588*y^5*z - 56*y^6*z - 30*y^7*z + 366*y^2*z^2 - 1612*y^3*z^2 + 2021*y^4*z^2 - 660*y^5*z^2 - 54*y^6*z^2 + 12*y^7*z^2 + 244*y*z^3 - 1940*y^2*z^3 + 3676*y^3*z^3 - 2084*y^4*z^3 + 140*y^5*z^3 + 48*y^6*z^3 + 61*z^4 - 1090*y*z^4 + 3667*y^2*z^4 - 3390*y^3*z^4 + 672*y^4*z^4 + 72*y^5*z^4 - 242*z^5 + 1808*y*z^5 - 2978*y^2*z^5 + 1092*y^3*z^5 + 48*y^4*z^5 + 361*z^6 - 1322*y*z^6 + 885*y^2*z^6 + 12*y^3*z^6 - 240*z^7 + 360*y*z^7 + 60*z^8)*G[0, 1, 0, z])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-72*y^4 + 144*y^5 - 56*y^6 - 14*y^7 + y^8 - 222*y^3*z + 730*y^4*z - 588*y^5*z + 56*y^6*z + 30*y^7*z - 366*y^2*z^2 + 1612*y^3*z^2 - 2021*y^4*z^2 + 660*y^5*z^2 + 54*y^6*z^2 - 12*y^7*z^2 - 244*y*z^3 + 1940*y^2*z^3 - 3676*y^3*z^3 + 2084*y^4*z^3 - 140*y^5*z^3 - 48*y^6*z^3 - 61*z^4 + 1090*y*z^4 - 3667*y^2*z^4 + 3390*y^3*z^4 - 672*y^4*z^4 - 72*y^5*z^4 + 242*z^5 - 1808*y*z^5 + 2978*y^2*z^5 - 1092*y^3*z^5 - 48*y^4*z^5 - 361*z^6 + 1322*y*z^6 - 885*y^2*z^6 - 12*y^3*z^6 + 240*z^7 - 360*y*z^7 - 60*z^8)*G[0, 1, 1 - y, z])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-165*y^4 + 330*y^5 - 212*y^6 + 75*y^7 - 28*y^8 - 198*y^3*z + 1060*y^4*z - 1380*y^5*z + 724*y^6*z - 206*y^7*z - 528*y^2*z^2 + 1864*y^3*z^2 - 3014*y^4*z^2 + 2220*y^5*z^2 - 756*y^6*z^2 + 19*y^7*z^2 - 352*y*z^3 + 2840*y^2*z^3 - 4960*y^3*z^3 + 3808*y^4*z^3 - 1396*y^5*z^3 + 76*y^6*z^3 - 88*z^4 + 1600*y*z^4 - 5491*y^2*z^4 + 5195*y^3*z^4 - 1793*y^4*z^4 + 114*y^5*z^4 + 356*z^5 - 2684*y*z^5 + 4574*y^2*z^5 - 1920*y^3*z^5 + 76*y^4*z^5 - 538*z^6 + 1976*y*z^6 - 1395*y^2*z^6 + 19*y^3*z^6 + 360*z^7 - 540*y*z^7 - 90*z^8)*G[0, 1 - y, 0, z])/(4*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + ((-134*y^4 + 268*y^5 - 178*y^6 + 104*y^7 - 96*y^8 + 36*y^9 - 206*y^3*z + 1084*y^4*z - 1456*y^5*z + 950*y^6*z - 612*y^7*z + 240*y^8*z - 474*y^2*z^2 + 1986*y^3*z^2 - 3741*y^4*z^2 + 3384*y^5*z^2 - 2022*y^6*z^2 + 744*y^7*z^2 - 316*y*z^3 + 3014*y^2*z^3 - 6384*y^3*z^3 + 6475*y^4*z^3 - 3976*y^5*z^3 + 1474*y^6*z^3 - 20*y^7*z^3 - 79*z^4 + 1746*y*z^4 - 7441*y^2*z^4 + 9400*y^3*z^4 - 5569*y^4*z^4 + 1936*y^5*z^4 - 80*y^6*z^4 + 397*z^5 - 3822*y*z^5 + 8979*y^2*z^5 - 6582*y^3*z^5 + 1965*y^4*z^5 - 120*y^5*z^5 - 797*z^6 + 4150*y*z^6 - 5321*y^2*z^6 + 1806*y^3*z^6 - 80*y^4*z^6 + 799*z^7 - 2238*y*z^7 + 1243*y^2*z^7 - 20*y^3*z^7 - 400*z^8 + 480*y*z^8 + 80*z^9)*G[0, 1 - y, 1 - y, z])/ (4*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((165*y^4 - 330*y^5 + 160*y^6 - 12*y^7 + 33*y^8 - 18*y^9 - 66*y^3*z - 705*y^4*z + 1246*y^5*z - 528*y^6*z + 156*y^7*z - 105*y^8*z + 264*y^2*z^2 - 246*y^3*z^2 + 1446*y^4*z^2 - 1830*y^5*z^2 + 774*y^6*z^2 - 252*y^7*z^2 + 176*y*z^3 - 1744*y^2*z^3 + 1848*y^3*z^3 - 1806*y^4*z^3 + 1374*y^5*z^3 - 478*y^6*z^3 + 44*z^4 - 1016*y*z^4 + 4387*y^2*z^4 - 3420*y^3*z^4 + 1302*y^4*z^4 - 478*y^5*z^4 - 232*z^5 + 2292*y*z^5 - 5337*y^2*z^5 + 2610*y^3*z^5 - 402*y^4*z^5 + 482*z^6 - 2540*y*z^6 + 3169*y^2*z^6 - 726*y^3*z^6 - 494*z^7 + 1388*y*z^7 - 739*y^2*z^7 + 250*z^8 - 300*y*z^8 - 50*z^9)* G[0, -y, 0, z])/(2*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((-165*y^4 + 330*y^5 - 160*y^6 + 12*y^7 - 33*y^8 + 18*y^9 + 66*y^3*z + 705*y^4*z - 1246*y^5*z + 528*y^6*z - 156*y^7*z + 105*y^8*z - 264*y^2*z^2 + 246*y^3*z^2 - 1446*y^4*z^2 + 1830*y^5*z^2 - 774*y^6*z^2 + 252*y^7*z^2 - 176*y*z^3 + 1744*y^2*z^3 - 1848*y^3*z^3 + 1806*y^4*z^3 - 1374*y^5*z^3 + 478*y^6*z^3 - 44*z^4 + 1016*y*z^4 - 4387*y^2*z^4 + 3420*y^3*z^4 - 1302*y^4*z^4 + 478*y^5*z^4 + 232*z^5 - 2292*y*z^5 + 5337*y^2*z^5 - 2610*y^3*z^5 + 402*y^4*z^5 - 482*z^6 + 2540*y*z^6 - 3169*y^2*z^6 + 726*y^3*z^6 + 494*z^7 - 1388*y*z^7 + 739*y^2*z^7 - 250*z^8 + 300*y*z^8 + 50*z^9)* G[0, -y, 1 - y, z])/(2*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((55 - 110*y + 39*y^2 + 22*y^3 - 6*y^4 - 220*z + 330*y*z - 78*y^2*z - 32*y^3*z + 330*z^2 - 330*y*z^2 + 39*y^2*z^2 + 10*y^3*z^2 - 220*z^3 + 110*y*z^3 + 55*z^4)*G[1, 0, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((-50 + 100*y - 36*y^2 - 19*y^3 + 5*y^4 + 200*z - 300*y*z + 72*y^2*z + 28*y^3*z - 300*z^2 + 300*y*z^2 - 36*y^2*z^2 - 9*y^3*z^2 + 200*z^3 - 100*y*z^3 - 50*z^4)*G[1, 0, 1 - y, z])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((15 - 30*y + 12*y^2 + 7*y^3 - 4*y^4 - 60*z + 90*y*z - 24*y^2*z - 6*y^3*z + 90*z^2 - 90*y*z^2 + 12*y^2*z^2 - y^3*z^2 - 60*z^3 + 30*y*z^3 + 15*z^4)*G[1, 1, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((-15 + 30*y - 12*y^2 - 7*y^3 + 4*y^4 + 60*z - 90*y*z + 24*y^2*z + 6*y^3*z - 90*z^2 + 90*y*z^2 - 12*y^2*z^2 + y^3*z^2 + 60*z^3 - 30*y*z^3 - 15*z^4)*G[1, 1, 1 - y, z])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((-55 + 110*y - 41*y^2 - 15*y^3 + 3*y^4 + 220*z - 330*y*z + 82*y^2*z + 24*y^3*z - 330*z^2 + 330*y*z^2 - 41*y^2*z^2 - 9*y^3*z^2 + 220*z^3 - 110*y*z^3 - 55*z^4)*G[1, 1 - y, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((25 - 50*y + 19*y^2 + 6*y^3 - y^4 - 100*z + 150*y*z - 38*y^2*z - 10*y^3*z + 150*z^2 - 150*y*z^2 + 19*y^2*z^2 + 4*y^3*z^2 - 100*z^3 + 50*y*z^3 + 25*z^4)*G[1, 1 - y, 1 - y, z])/(y^3*(-1 + z)^2* (-1 + y + z)^2) + ((-134*y^4 + 268*y^5 - 170*y^6 + 63*y^7 - 27*y^8 - 140*y^3*z + 820*y^4*z - 1092*y^5*z + 592*y^6*z - 180*y^7*z - 408*y^2*z^2 + 1392*y^3*z^2 - 2294*y^4*z^2 + 1758*y^5*z^2 - 620*y^6*z^2 + 9*y^7*z^2 - 272*y*z^3 + 2200*y^2*z^3 - 3768*y^3*z^3 + 2916*y^4*z^3 - 1096*y^5*z^3 + 36*y^6*z^3 - 68*z^4 + 1240*y*z^4 - 4260*y^2*z^4 + 3983*y^3*z^4 - 1371*y^4*z^4 + 54*y^5*z^4 + 276*z^5 - 2084*y*z^5 + 3552*y^2*z^5 - 1476*y^3*z^5 + 36*y^4*z^5 - 418*z^6 + 1536*y*z^6 - 1084*y^2*z^6 + 9*y^3*z^6 + 280*z^7 - 420*y*z^7 - 70*z^8)*G[1 - y, 0, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((124*y^4 - 248*y^5 + 157*y^6 - 58*y^7 + 25*y^8 + 100*y^3*z - 700*y^4*z + 980*y^5*z - 546*y^6*z + 166*y^7*z + 348*y^2*z^2 - 1112*y^3*z^2 + 1916*y^4*z^2 - 1564*y^5*z^2 + 571*y^6*z^2 - 8*y^7*z^2 + 232*y*z^3 - 1880*y^2*z^3 + 3116*y^3*z^3 - 2460*y^4*z^3 + 980*y^5*z^3 - 32*y^6*z^3 + 58*z^4 - 1060*y*z^4 + 3647*y^2*z^4 - 3354*y^3*z^4 + 1177*y^4*z^4 - 48*y^5*z^4 - 236*z^5 + 1784*y*z^5 - 3046*y^2*z^5 + 1258*y^3*z^5 - 32*y^4*z^5 + 358*z^6 - 1316*y*z^6 + 931*y^2*z^6 - 8*y^3*z^6 - 240*z^7 + 360*y*z^7 + 60*z^8)*G[1 - y, 0, 1 - y, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-y^4 + 2*y^5 - 12*y^6 - 14*y^7 + 63*y^8 - 36*y^9 + 62*y^3*z - 119*y^4*z + 10*y^5*z - 20*y^6*z + 276*y^7*z - 207*y^8*z + 60*y^2*z^2 - 430*y^3*z^2 + 480*y^4*z^2 - 126*y^5*z^2 + 438*y^6*z^2 - 474*y^7*z^2 + 40*y*z^3 - 380*y^2*z^3 + 1096*y^3*z^3 - 772*y^4*z^3 + 442*y^5*z^3 - 534*y^6*z^3 - 4*y^7*z^3 + 10*z^4 - 220*y*z^4 + 919*y^2*z^4 - 1342*y^3*z^4 + 632*y^4*z^4 - 340*y^5*z^4 - 16*y^6*z^4 - 50*z^5 + 480*y*z^5 - 1077*y^2*z^5 + 802*y^3*z^5 - 204*y^4*z^5 - 24*y^5*z^5 + 100*z^6 - 520*y*z^6 + 617*y^2*z^6 - 184*y^3*z^6 - 16*y^4*z^6 - 100*z^7 + 280*y*z^7 - 139*y^2*z^7 - 4*y^3*z^7 + 50*z^8 - 60*y*z^8 - 10*z^9)* G[1 - y, 1, 0, z])/(4*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((y^4 - 2*y^5 + 12*y^6 + 14*y^7 - 63*y^8 + 36*y^9 - 62*y^3*z + 119*y^4*z - 10*y^5*z + 20*y^6*z - 276*y^7*z + 207*y^8*z - 60*y^2*z^2 + 430*y^3*z^2 - 480*y^4*z^2 + 126*y^5*z^2 - 438*y^6*z^2 + 474*y^7*z^2 - 40*y*z^3 + 380*y^2*z^3 - 1096*y^3*z^3 + 772*y^4*z^3 - 442*y^5*z^3 + 534*y^6*z^3 + 4*y^7*z^3 - 10*z^4 + 220*y*z^4 - 919*y^2*z^4 + 1342*y^3*z^4 - 632*y^4*z^4 + 340*y^5*z^4 + 16*y^6*z^4 + 50*z^5 - 480*y*z^5 + 1077*y^2*z^5 - 802*y^3*z^5 + 204*y^4*z^5 + 24*y^5*z^5 - 100*z^6 + 520*y*z^6 - 617*y^2*z^6 + 184*y^3*z^6 + 16*y^4*z^6 + 100*z^7 - 280*y*z^7 + 139*y^2*z^7 + 4*y^3*z^7 - 50*z^8 + 60*y*z^8 + 10*z^9)* G[1 - y, 1, 1 - y, z])/(4*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((123*y^4 - 246*y^5 + 151*y^6 - 52*y^7 + 24*y^8 + 294*y^3*z - 1080*y^4*z + 1144*y^5*z - 510*y^6*z + 152*y^7*z + 540*y^2*z^2 - 2256*y^3*z^2 + 3210*y^4*z^2 - 1862*y^5*z^2 + 519*y^6*z^2 - 4*y^7*z^2 + 360*y*z^3 - 2880*y^2*z^3 + 5476*y^3*z^3 - 3880*y^4*z^3 + 1084*y^5*z^3 - 16*y^6*z^3 + 90*z^4 - 1620*y*z^4 + 5518*y^2*z^4 - 5412*y^3*z^4 + 1667*y^4*z^4 - 24*y^5*z^4 - 360*z^5 + 2700*y*z^5 - 4556*y^2*z^5 + 1902*y^3*z^5 - 16*y^4*z^5 + 540*z^6 - 1980*y*z^6 + 1378*y^2*z^6 - 4*y^3*z^6 - 360*z^7 + 540*y*z^7 + 90*z^8)*G[1 - y, 1 - y, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((51*y^4 - 102*y^5 + 62*y^6 - 39*y^7 + 46*y^8 - 18*y^9 + 138*y^3*z - 531*y^4*z + 590*y^5*z - 342*y^6*z + 263*y^7*z - 118*y^8*z + 240*y^2*z^2 - 1170*y^3*z^2 + 1920*y^4*z^2 - 1392*y^5*z^2 + 778*y^6*z^2 - 333*y^7*z^2 + 160*y*z^3 - 1520*y^2*z^3 + 3504*y^3*z^3 - 3240*y^4*z^3 + 1612*y^5*z^3 - 574*y^6*z^3 + y^7*z^3 + 40*z^4 - 880*y*z^4 + 3731*y^2*z^4 - 4911*y^3*z^4 + 2639*y^4*z^4 - 732*y^5*z^4 + 4*y^6*z^4 - 200*z^5 + 1920*y*z^5 - 4473*y^2*z^5 + 3301*y^3*z^5 - 843*y^4*z^5 + 6*y^5*z^5 + 400*z^6 - 2080*y*z^6 + 2633*y^2*z^6 - 863*y^3*z^6 + 4*y^4*z^6 - 400*z^7 + 1120*y*z^7 - 611*y^2*z^7 + y^3*z^7 + 200*z^8 - 240*y*z^8 - 40*z^9)*G[1 - y, 1 - y, 1 - y, z])/ (2*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((54*y^4 - 108*y^5 + 53*y^6 - 12*y^7 + 33*y^8 - 18*y^9 + 18*y^3*z - 304*y^4*z + 444*y^5*z - 207*y^6*z + 156*y^7*z - 105*y^8*z + 126*y^2*z^2 - 334*y^3*z^2 + 789*y^4*z^2 - 756*y^5*z^2 + 453*y^6*z^2 - 252*y^7*z^2 + 84*y*z^3 - 786*y^2*z^3 + 1228*y^3*z^3 - 1131*y^4*z^3 + 744*y^5*z^3 - 371*y^6*z^3 + 21*z^4 - 454*y*z^4 + 1902*y^2*z^4 - 1872*y^3*z^4 + 874*y^4*z^4 - 342*y^5*z^4 - 103*z^5 + 978*y*z^5 - 2250*y^2*z^5 + 1306*y^3*z^5 - 282*y^4*z^5 + 203*z^6 - 1050*y*z^6 + 1308*y^2*z^6 - 346*y^3*z^6 - 201*z^7 + 562*y*z^7 - 300*y^2*z^7 + 100*z^8 - 120*y*z^8 - 20*z^9)*G[1 - y, -y, 0, z])/ (2*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((-54*y^4 + 108*y^5 - 53*y^6 + 12*y^7 - 33*y^8 + 18*y^9 - 18*y^3*z + 304*y^4*z - 444*y^5*z + 207*y^6*z - 156*y^7*z + 105*y^8*z - 126*y^2*z^2 + 334*y^3*z^2 - 789*y^4*z^2 + 756*y^5*z^2 - 453*y^6*z^2 + 252*y^7*z^2 - 84*y*z^3 + 786*y^2*z^3 - 1228*y^3*z^3 + 1131*y^4*z^3 - 744*y^5*z^3 + 371*y^6*z^3 - 21*z^4 + 454*y*z^4 - 1902*y^2*z^4 + 1872*y^3*z^4 - 874*y^4*z^4 + 342*y^5*z^4 + 103*z^5 - 978*y*z^5 + 2250*y^2*z^5 - 1306*y^3*z^5 + 282*y^4*z^5 - 203*z^6 + 1050*y*z^6 - 1308*y^2*z^6 + 346*y^3*z^6 + 201*z^7 - 562*y*z^7 + 300*y^2*z^7 - 100*z^8 + 120*y*z^8 + 20*z^9)*G[1 - y, -y, 1 - y, z])/ (2*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((-307*y^4 + 614*y^5 - 297*y^6 + 356*y^3*z - 84*y^4*z - 232*y^5*z - 258*y^2*z^2 - 140*y^3*z^2 + 144*y^4*z^2 - 172*y*z^3 + 944*y^2*z^3 - 404*y^3*z^3 - 43*z^4 + 486*y*z^4 - 733*y^2*z^4 + 100*z^5 - 300*y*z^5 - 50*z^6)*G[-y, 0, 0, z])/(4*y^3*(-1 + y + z)^2* (y + z)^4) + ((138*y^4 - 276*y^5 + 133*y^6 - 174*y^3*z + 66*y^4*z + 88*y^5*z + 102*y^2*z^2 + 120*y^3*z^2 - 111*y^4*z^2 + 68*y*z^3 - 376*y^2*z^3 + 126*y^3*z^3 + 17*z^4 - 194*y*z^4 + 292*y^2*z^4 - 40*z^5 + 120*y*z^5 + 20*z^6)*G[-y, 0, 1 - y, z])/ (2*y^3*(-1 + y + z)^2*(y + z)^4) + ((137*y^4 - 274*y^5 + 133*y^6 - 112*y^3*z - 56*y^4*z + 152*y^5*z + 162*y^2*z^2 - 124*y^3*z^2 + 78*y^4*z^2 + 108*y*z^3 - 576*y^2*z^3 + 352*y^3*z^3 + 27*z^4 - 294*y*z^4 + 443*y^2*z^4 - 60*z^5 + 180*y*z^5 + 30*z^6)*G[-y, 1 - y, 0, z])/(4*y^3*(-1 + y + z)^2* (y + z)^4) + ((-53*y^4 + 106*y^5 - 51*y^6 + 52*y^3*z + 4*y^4*z - 48*y^5*z - 54*y^2*z^2 + 12*y^3*z^2 - 36*y*z^3 + 192*y^2*z^3 - 100*y^3*z^3 - 9*z^4 + 98*y*z^4 - 147*y^2*z^4 + 20*z^5 - 60*y*z^5 - 10*z^6)*G[-y, 1 - y, 1 - y, z])/(2*y^3*(-1 + y + z)^2*(y + z)^4) + (5*(49*y^4 - 98*y^5 + 47*y^6 - 68*y^3*z + 36*y^4*z + 24*y^5*z + 30*y^2*z^2 + 68*y^3*z^2 - 60*y^4*z^2 + 20*y*z^3 - 112*y^2*z^3 + 20*y^3*z^3 + 5*z^4 - 58*y*z^4 + 87*y^2*z^4 - 12*z^5 + 36*y*z^5 + 6*z^6)*G[-y, -y, 0, z])/(2*y^3*(-1 + y + z)^2*(y + z)^4) - (5*(49*y^4 - 98*y^5 + 47*y^6 - 68*y^3*z + 36*y^4*z + 24*y^5*z + 30*y^2*z^2 + 68*y^3*z^2 - 60*y^4*z^2 + 20*y*z^3 - 112*y^2*z^3 + 20*y^3*z^3 + 5*z^4 - 58*y*z^4 + 87*y^2*z^4 - 12*z^5 + 36*y*z^5 + 6*z^6)*G[-y, -y, 1 - y, z])/(2*y^3*(-1 + y + z)^2*(y + z)^4) + ((-218*y^4 + 436*y^5 - 220*y^6 + 34*y^7 - 122*y^8 + 72*y^9 + 118*y^3*z + 868*y^4*z - 1648*y^5*z + 796*y^6*z - 562*y^7*z + 410*y^8*z - 318*y^2*z^2 + 102*y^3*z^2 - 1671*y^4*z^2 + 2532*y^5*z^2 - 1688*y^6*z^2 + 966*y^7*z^2 - 212*y*z^3 + 2098*y^2*z^3 - 1864*y^3*z^3 + 2121*y^4*z^3 - 2388*y^5*z^3 + 1424*y^6*z^3 - 6*y^7*z^3 - 53*z^4 + 1222*y*z^4 - 5281*y^2*z^4 + 3834*y^3*z^4 - 1757*y^4*z^4 + 1176*y^5*z^4 - 24*y^6*z^4 + 279*z^5 - 2754*y*z^5 + 6435*y^2*z^5 - 3080*y^3*z^5 + 681*y^4*z^5 - 36*y^5*z^5 - 579*z^6 + 3050*y*z^6 - 3829*y^2*z^6 + 896*y^3*z^6 - 24*y^4*z^6 + 593*z^7 - 1666*y*z^7 + 895*y^2*z^7 - 6*y^3*z^7 - 300*z^8 + 360*y*z^8 + 60*z^9)*Zeta[3])/(4*y^3*(-1 + z)^3* (-1 + y + z)^2*(y + z)^4)) + G[0, 1 - y, z]* (((-1/8*I)*Pi^3*(73*y^4 - 146*y^5 + 90*y^6 - 26*y^7 + 9*y^8 - 38*y^3*z - 220*y^4*z + 472*y^5*z - 284*y^6*z + 70*y^7*z + 108*y^2*z^2 - 80*y^3*z^2 + 446*y^4*z^2 - 662*y^5*z^2 + 280*y^6*z^2 - 8*y^7*z^2 + 72*y*z^3 - 600*y^2*z^3 + 624*y^3*z^3 - 628*y^4*z^3 + 420*y^5*z^3 - 32*y^6*z^3 + 18*z^4 - 340*y*z^4 + 1191*y^2*z^4 - 882*y^3*z^4 + 370*y^4*z^4 - 48*y^5*z^4 - 76*z^5 + 584*y*z^5 - 1014*y^2*z^5 + 384*y^3*z^5 - 32*y^4*z^5 + 118*z^6 - 436*y*z^6 + 315*y^2*z^6 - 8*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8))/ (y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(348*y^4 - 1893*y^5 + 2321*y^6 - 811*y^7 + 35*y^8 - 1890*y^3*z + 596*y^4*z + 6960*y^5*z - 6902*y^6*z + 1446*y^7*z - 84*y^8*z - 2742*y^2*z^2 + 10727*y^3*z^2 - 3982*y^4*z^2 - 9843*y^5*z^2 + 5787*y^6*z^2 - 831*y^7*z^2 - 2388*y*z^3 + 13128*y^2*z^3 - 21180*y^3*z^3 + 5548*y^4*z^3 + 4622*y^5*z^3 - 1500*y^6*z^3 - 648*z^4 + 9800*y*z^4 - 23007*y^2*z^4 + 19208*y^3*z^4 - 4503*y^4*z^4 - 42*y^5*z^4 + 2438*z^5 - 15130*y*z^5 + 18270*y^2*z^5 - 8650*y^3*z^5 + 1944*y^4*z^5 - 3446*z^6 + 10532*y*z^6 - 6321*y^2*z^6 + 1785*y^3*z^6 + 2170*z^7 - 2934*y*z^7 + 672*y^2*z^7 - 514*z^8 + 120*y*z^8))/(144*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + ((((3*I)/4)*Pi*(73*y^4 - 146*y^5 + 90*y^6 - 26*y^7 + 9*y^8 - 38*y^3*z - 220*y^4*z + 472*y^5*z - 284*y^6*z + 70*y^7*z + 108*y^2*z^2 - 80*y^3*z^2 + 446*y^4*z^2 - 662*y^5*z^2 + 280*y^6*z^2 - 8*y^7*z^2 + 72*y*z^3 - 600*y^2*z^3 + 624*y^3*z^3 - 628*y^4*z^3 + 420*y^5*z^3 - 32*y^6*z^3 + 18*z^4 - 340*y*z^4 + 1191*y^2*z^4 - 882*y^3*z^4 + 370*y^4*z^4 - 48*y^5*z^4 - 76*z^5 + 584*y*z^5 - 1014*y^2*z^5 + 384*y^3*z^5 - 32*y^4*z^5 + 118*z^6 - 436*y*z^6 + 315*y^2*z^6 - 8*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8))/(y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-348*y^4 + 1893*y^5 - 2321*y^6 + 811*y^7 - 35*y^8 + 1890*y^3*z - 596*y^4*z - 6960*y^5*z + 6902*y^6*z - 1446*y^7*z + 84*y^8*z + 2742*y^2*z^2 - 10727*y^3*z^2 + 3982*y^4*z^2 + 9843*y^5*z^2 - 5787*y^6*z^2 + 831*y^7*z^2 + 2388*y*z^3 - 13128*y^2*z^3 + 21180*y^3*z^3 - 5548*y^4*z^3 - 4622*y^5*z^3 + 1500*y^6*z^3 + 648*z^4 - 9800*y*z^4 + 23007*y^2*z^4 - 19208*y^3*z^4 + 4503*y^4*z^4 + 42*y^5*z^4 - 2438*z^5 + 15130*y*z^5 - 18270*y^2*z^5 + 8650*y^3*z^5 - 1944*y^4*z^5 + 3446*z^6 - 10532*y*z^6 + 6321*y^2*z^6 - 1785*y^3*z^6 - 2170*z^7 + 2934*y*z^7 - 672*y^2*z^7 + 514*z^8 - 120*y*z^8)/ (24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[1, 0, y] + ((227*y^4 - 454*y^5 + 277*y^6 - 103*y^7 + 94*y^8 - 36*y^9 + 182*y^3*z - 1507*y^4*z + 2206*y^5*z - 1243*y^6*z + 605*y^7*z - 238*y^8*z + 636*y^2*z^2 - 2214*y^3*z^2 + 4722*y^4*z^2 - 4512*y^5*z^2 + 2311*y^6*z^2 - 741*y^7*z^2 + 424*y*z^3 - 4076*y^2*z^3 + 7692*y^3*z^3 - 7806*y^4*z^3 + 4736*y^5*z^3 - 1581*y^6*z^3 + 23*y^7*z^3 + 106*z^4 - 2364*y*z^4 + 10108*y^2*z^4 - 11715*y^3*z^4 + 6525*y^4*z^4 - 2150*y^5*z^4 + 92*y^6*z^4 - 538*z^5 + 5208*y*z^5 - 12228*y^2*z^5 + 8323*y^3*z^5 - 2253*y^4*z^5 + 138*y^5*z^5 + 1088*z^6 - 5680*y*z^6 + 7256*y^2*z^6 - 2291*y^3*z^6 + 92*y^4*z^6 - 1096*z^7 + 3072*y*z^7 - 1696*y^2*z^7 + 23*y^3*z^7 + 550*z^8 - 660*y*z^8 - 110*z^9)*G[0, 1, 0, y])/ (4*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((208*y^4 - 416*y^5 + 259*y^6 - 108*y^7 + 93*y^8 - 36*y^9 - 26*y^3*z - 998*y^4*z + 1852*y^5*z - 1209*y^6*z + 618*y^7*z - 237*y^8*z + 390*y^2*z^2 - 690*y^3*z^2 + 2643*y^4*z^2 - 3708*y^5*z^2 + 2319*y^6*z^2 - 756*y^7*z^2 + 260*y*z^3 - 2530*y^2*z^3 + 3524*y^3*z^3 - 4453*y^4*z^3 + 4076*y^5*z^3 - 1633*y^6*z^3 + 30*y^7*z^3 + 65*z^4 - 1470*y*z^4 + 6346*y^2*z^4 - 6280*y^3*z^4 + 4142*y^4*z^4 - 2020*y^5*z^4 + 120*y^6*z^4 - 335*z^5 + 3270*y*z^5 - 7758*y^2*z^5 + 4908*y^3*z^5 - 1662*y^4*z^5 + 180*y^5*z^5 + 685*z^6 - 3590*y*z^6 + 4648*y^2*z^6 - 1466*y^3*z^6 + 120*y^4*z^6 - 695*z^7 + 1950*y*z^7 - 1096*y^2*z^7 + 30*y^3*z^7 + 350*z^8 - 420*y*z^8 - 70*z^9)*G[1, 0, 0, y])/(4*y^3*(-1 + z)^3*(-1 + y + z)^2* (y + z)^4) + ((39*y^4 - 78*y^5 + 73*y^6 - 54*y^7 + 20*y^8 + 354*y^3*z - 860*y^4*z + 720*y^5*z - 362*y^6*z + 148*y^7*z + 432*y^2*z^2 - 2264*y^3*z^2 + 2968*y^4*z^2 - 1530*y^5*z^2 + 465*y^6*z^2 - 14*y^7*z^2 + 288*y*z^3 - 2280*y^2*z^3 + 5076*y^3*z^3 - 3728*y^4*z^3 + 1052*y^5*z^3 - 56*y^6*z^3 + 72*z^4 - 1280*y*z^4 + 4350*y^2*z^4 - 4830*y^3*z^4 + 1657*y^4*z^4 - 84*y^5*z^4 - 284*z^5 + 2116*y*z^5 - 3588*y^2*z^5 + 1678*y^3*z^5 - 56*y^4*z^5 + 422*z^6 - 1544*y*z^6 + 1086*y^2*z^6 - 14*y^3*z^6 - 280*z^7 + 420*y*z^7 + 70*z^8)*G[1, 1, 0, y])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-207*y^4 + 414*y^5 - 222*y^6 + 44*y^7 - 75*y^8 + 36*y^9 - 36*y^3*z + 1117*y^4*z - 1762*y^5*z + 842*y^6*z - 390*y^7*z + 219*y^8*z - 450*y^2*z^2 + 1120*y^3*z^2 - 2973*y^4*z^2 + 3066*y^5*z^2 - 1476*y^6*z^2 + 564*y^7*z^2 - 300*y*z^3 + 2910*y^2*z^3 - 4520*y^3*z^3 + 4463*y^4*z^3 - 2814*y^5*z^3 + 1008*y^6*z^3 - 2*y^7*z^3 - 75*z^4 + 1690*y*z^4 - 7240*y^2*z^4 + 7244*y^3*z^4 - 3523*y^4*z^4 + 1144*y^5*z^4 - 8*y^6*z^4 + 385*z^5 - 3750*y*z^5 + 8760*y^2*z^5 - 5230*y^3*z^5 + 1131*y^4*z^5 - 12*y^5*z^5 - 785*z^6 + 4110*y*z^6 - 5190*y^2*z^6 + 1424*y^3*z^6 - 8*y^4*z^6 + 795*z^7 - 2230*y*z^7 + 1210*y^2*z^7 - 2*y^3*z^7 - 400*z^8 + 480*y*z^8 + 80*z^9)*Zeta[3])/(4*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4)) + G[0, 1, z]*(((-1/4*I)*Pi^3*(11*y^2 - 22*y^3 + 10*y^4 - 6*y^5 + 2*y^6 - 22*y*z + 40*y^3*z - 44*y^4*z + 16*y^5*z + 88*y*z^2 - 72*y^2*z^2 - 50*y^3*z^2 + 54*y^4*z^2 - 2*y^5*z^2 - 136*y*z^3 + 76*y^2*z^3 + 52*y^3*z^3 - 8*y^4*z^3 - z^4 + 90*y*z^4 - 5*y^2*z^4 - 12*y^3*z^4 + 2*z^5 - 18*y*z^5 - 8*y^2*z^5 - z^6 - 2*y*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-427*y^3 + 440*y^4 + 391*y^5 - 499*y^6 + 83*y^7 + 1400*y^2*z - 1727*y^3*z + 2324*y^4*z - 3181*y^5*z + 1363*y^6*z - 11*y^7*z - 432*y*z^2 - 7918*y^2*z^2 + 15132*y^3*z^2 - 12654*y^4*z^2 + 5831*y^5*z^2 - 657*y^6*z^2 - 36*y^7*z^2 - 42*z^3 + 738*y*z^3 + 21124*y^2*z^3 - 32832*y^3*z^3 + 17154*y^4*z^3 - 2945*y^5*z^3 - 63*y^6*z^3 - 162*z^4 + 2372*y*z^4 - 30411*y^2*z^4 + 29598*y^3*z^4 - 7510*y^4*z^4 + 120*y^5*z^4 + 1098*z^5 - 7236*y*z^5 + 22203*y^2*z^5 - 10068*y^3*z^5 + 390*y^4*z^5 - 1902*z^6 + 6576*y*z^6 - 6527*y^2*z^6 + 360*y^3*z^6 + 1368*z^7 - 2030*y*z^7 + 129*y^2*z^7 - 360*z^8 + 12*y*z^8))/(144*y^2*(-1 + z)^3* (-1 + y + z)^2*(y + z)^4) + ((72*y^4 - 144*y^5 + 56*y^6 + 14*y^7 - y^8 + 222*y^3*z - 730*y^4*z + 588*y^5*z - 56*y^6*z - 30*y^7*z + 366*y^2*z^2 - 1612*y^3*z^2 + 2021*y^4*z^2 - 660*y^5*z^2 - 54*y^6*z^2 + 12*y^7*z^2 + 244*y*z^3 - 1940*y^2*z^3 + 3676*y^3*z^3 - 2084*y^4*z^3 + 140*y^5*z^3 + 48*y^6*z^3 + 61*z^4 - 1090*y*z^4 + 3667*y^2*z^4 - 3390*y^3*z^4 + 672*y^4*z^4 + 72*y^5*z^4 - 242*z^5 + 1808*y*z^5 - 2978*y^2*z^5 + 1092*y^3*z^5 + 48*y^4*z^5 + 361*z^6 - 1322*y*z^6 + 885*y^2*z^6 + 12*y^3*z^6 - 240*z^7 + 360*y*z^7 + 60*z^8)*G[0, 1, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-72*y^4 + 144*y^5 - 56*y^6 - 14*y^7 + y^8 - 222*y^3*z + 730*y^4*z - 588*y^5*z + 56*y^6*z + 30*y^7*z - 366*y^2*z^2 + 1612*y^3*z^2 - 2021*y^4*z^2 + 660*y^5*z^2 + 54*y^6*z^2 - 12*y^7*z^2 - 244*y*z^3 + 1940*y^2*z^3 - 3676*y^3*z^3 + 2084*y^4*z^3 - 140*y^5*z^3 - 48*y^6*z^3 - 61*z^4 + 1090*y*z^4 - 3667*y^2*z^4 + 3390*y^3*z^4 - 672*y^4*z^4 - 72*y^5*z^4 + 242*z^5 - 1808*y*z^5 + 2978*y^2*z^5 - 1092*y^3*z^5 - 48*y^4*z^5 - 361*z^6 + 1322*y*z^6 - 885*y^2*z^6 - 12*y^3*z^6 + 240*z^7 - 360*y*z^7 - 60*z^8)*G[1, 1, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-94*y^4 + 188*y^5 - 85*y^6 - 26*y^7 + 12*y^8 - 178*y^3*z + 918*y^4*z - 1080*y^5*z + 236*y^6*z + 140*y^7*z - 36*y^8*z - 366*y^2*z^2 + 1792*y^3*z^2 - 3485*y^4*z^2 + 2284*y^5*z^2 - 70*y^6*z^2 - 228*y^7*z^2 + 6*y^8*z^2 - 244*y*z^3 + 2672*y^2*z^3 - 6490*y^3*z^3 + 6536*y^4*z^3 - 2120*y^5*z^3 - 212*y^6*z^3 + 44*y^7*z^3 - 61*z^4 + 1578*y*z^4 - 7920*y^2*z^4 + 11574*y^3*z^4 - 6400*y^4*z^4 + 852*y^5*z^4 + 31*y^6*z^4 - 2*y^7*z^4 + 364*z^5 - 4232*y*z^5 + 12280*y^2*z^5 - 11018*y^3*z^5 + 3182*y^4*z^5 - 184*y^5*z^5 - 8*y^6*z^5 - 906*z^6 + 6028*y*z^6 - 10550*y^2*z^6 + 5404*y^3*z^6 - 667*y^4*z^6 - 12*y^5*z^6 + 1204*z^7 - 4812*y*z^7 + 4776*y^2*z^7 - 1082*y^3*z^7 - 8*y^4*z^7 - 901*z^8 + 2042*y*z^8 - 892*y^2*z^8 - 2*y^3*z^8 + 360*z^9 - 360*y*z^9 - 60*z^10)*Zeta[3])/(4*y^3*(-1 + z)^4*(-1 + y + z)^2* (y + z)^4)) + G[1, z]*((Pi^4*(339 - 678*y + 279*y^2 + 1138*y^3 - 571*y^4 - 1986*z + 3342*y*z - 1116*y^2*z - 3506*y^3*z + 1238*y^4*z + 4869*z^2 - 6588*y*z^2 + 1674*y^2*z^2 + 3402*y^3*z^2 - 523*y^4*z^2 - 6396*z^3 + 6492*y*z^3 - 1116*y^2*z^3 - 1030*y^3*z^3 + 4749*z^4 - 3198*y*z^4 + 279*y^2*z^4 - 4*y^3*z^4 - 1890*z^5 + 630*y*z^5 + 315*z^6))/(720*y^3*(-1 + z)^4*(-1 + y + z)^2) - ((I/72)*Pi^3*(495*y^2 - 612*y^3 - 165*y^4 + 373*y^5 - 74*y^6 - 99*y*z - 1638*y^2*z + 1143*y^3*z + 1287*y^4*z - 748*y^5*z - 36*y^6*z + 936*y*z^2 + 1053*y^2*z^2 + 381*y^3*z^2 - 1641*y^4*z^2 + 45*y^5*z^2 + 180*z^3 - 2577*y*z^3 + 1111*y^2*z^3 - 1157*y^3*z^3 + 189*y^4*z^3 - 540*z^4 + 2778*y*z^4 - 1084*y^2*z^4 + 135*y^3*z^4 + 540*z^5 - 1074*y*z^5 + 63*y^2*z^5 - 180*z^6 + 36*y*z^6))/ (y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(-36*y^4 + 36*y^5 - 2127*y^2*z - 3396*y^3*z + 11140*y^4*z - 3162*y^5*z - 1413*y^6*z - 921*y*z^2 - 9210*y^2*z^2 + 43782*y^3*z^2 - 31388*y^4*z^2 + 963*y^5*z^2 + 468*y^6*z^2 + 252*z^3 - 16152*y*z^3 + 74628*y^2*z^3 - 87198*y^3*z^3 + 22219*y^4*z^3 - 672*y^5*z^3 - 7440*z^4 + 65620*y*z^4 - 117474*y^2*z^4 + 52179*y^3*z^4 - 4770*y^4*z^4 + 20808*z^5 - 79760*y*z^5 + 57525*y^2*z^5 - 6312*y^3*z^5 - 20304*z^6 + 31873*y*z^6 - 3342*y^2*z^6 + 6684*z^7 - 660*y*z^7))/ (864*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(-1 - 12*y + 4*y^2 + 2*z + 16*y*z - z^2 - 4*y*z^2)*G[0, 0, y])/ (12*y*(-1 + z)^2*(-1 + y + z)^2) + (Pi^2*(45 - 90*y + 35*y^2 + 10*y^3 - y^4 - 180*z + 270*y*z - 70*y^2*z - 18*y^3*z + 270*z^2 - 270*y*z^2 + 35*y^2*z^2 + 8*y^3*z^2 - 180*z^3 + 90*y*z^3 + 45*z^4)*G[0, 1, y])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2) + (Pi^2*(30 - 60*y + 23*y^2 + 12*y^3 - 3*y^4 - 120*z + 180*y*z - 46*y^2*z - 18*y^3*z + 180*z^2 - 180*y*z^2 + 23*y^2*z^2 + 6*y^3*z^2 - 120*z^3 + 60*y*z^3 + 30*z^4)*G[1, 0, y])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2) + (Pi^2*(-55 + 110*y - 43*y^2 - 8*y^3 + 110*z - 110*y*z - 55*z^2)* G[1, 1, y])/(12*y^3*(-1 + y + z)^2) + ((((3*I)/2)*Pi*(-10 + 20*y - 7*y^2 - 6*y^3 + 2*y^4 + 40*z - 60*y*z + 14*y^2*z + 8*y^3*z - 60*z^2 + 60*y*z^2 - 7*y^2*z^2 - 2*y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4))/(y^3*(-1 + z)^2*(-1 + y + z)^2) + (6*y^5 - 6*y^6 + 18*y^4*z - 30*y^5*z - 24*y^6*z + 24*y^7*z - 325*y^3*z^2 + 740*y^4*z^2 - 372*y^5*z^2 - 294*y^6*z^2 + 288*y^7*z^2 - 1551*y^2*z^3 + 4444*y^3*z^3 - 3540*y^4*z^3 - 246*y^5*z^3 + 1134*y^6*z^3 + 18*y^7*z^3 - 1524*y*z^4 + 9408*y^2*z^4 - 12816*y^3*z^4 + 4206*y^4*z^4 + 1032*y^5*z^4 + 180*y^6*z^4 - 508*z^5 + 7172*y*z^5 - 19644*y^2*z^5 + 14164*y^3*z^5 - 2180*y^4*z^5 + 600*y^5*z^5 + 2038*z^6 - 12492*y*z^6 + 17862*y^2*z^6 - 6589*y^3*z^6 + 1086*y^4*z^6 - 3066*z^7 + 9684*y*z^7 - 6669*y^2*z^7 + 1122*y^3*z^7 + 2050*z^8 - 2960*y*z^8 + 594*y^2*z^8 - 514*z^9 + 120*y*z^9)/ (24*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^3))*G[0, 1, 0, y] + ((((-3*I)/2)*Pi*(-10 + 20*y - 7*y^2 - 6*y^3 + 2*y^4 + 40*z - 60*y*z + 14*y^2*z + 8*y^3*z - 60*z^2 + 60*y*z^2 - 7*y^2*z^2 - 2*y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4))/(y^3*(-1 + z)^2*(-1 + y + z)^2) + (-6*y^5 + 6*y^6 - 18*y^4*z + 30*y^5*z + 24*y^6*z - 24*y^7*z + 325*y^3*z^2 - 740*y^4*z^2 + 372*y^5*z^2 + 294*y^6*z^2 - 288*y^7*z^2 + 1551*y^2*z^3 - 4444*y^3*z^3 + 3540*y^4*z^3 + 246*y^5*z^3 - 1134*y^6*z^3 - 18*y^7*z^3 + 1524*y*z^4 - 9408*y^2*z^4 + 12816*y^3*z^4 - 4206*y^4*z^4 - 1032*y^5*z^4 - 180*y^6*z^4 + 508*z^5 - 7172*y*z^5 + 19644*y^2*z^5 - 14164*y^3*z^5 + 2180*y^4*z^5 - 600*y^5*z^5 - 2038*z^6 + 12492*y*z^6 - 17862*y^2*z^6 + 6589*y^3*z^6 - 1086*y^4*z^6 + 3066*z^7 - 9684*y*z^7 + 6669*y^2*z^7 - 1122*y^3*z^7 - 2050*z^8 + 2960*y*z^8 - 594*y^2*z^8 + 514*z^9 - 120*y*z^9)/ (24*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^3))*G[1, 1, 0, y] + ((45 - 90*y + 34*y^2 + 23*y^3 - 8*y^4 - 180*z + 270*y*z - 68*y^2*z - 30*y^3*z + 270*z^2 - 270*y*z^2 + 34*y^2*z^2 + 7*y^3*z^2 - 180*z^3 + 90*y*z^3 + 45*z^4)*G[0, 0, 1, 0, y])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((35 - 70*y + 27*y^2 + 21*y^3 - 8*y^4 - 140*z + 210*y*z - 54*y^2*z - 26*y^3*z + 210*z^2 - 210*y*z^2 + 27*y^2*z^2 + 5*y^3*z^2 - 140*z^3 + 70*y*z^3 + 35*z^4)*G[0, 1, 0, 0, y])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((-45 + 90*y - 35*y^2 - 10*y^3 + y^4 + 180*z - 270*y*z + 70*y^2*z + 18*y^3*z - 270*z^2 + 270*y*z^2 - 35*y^2*z^2 - 8*y^3*z^2 + 180*z^3 - 90*y*z^3 - 45*z^4)*G[0, 1, 1, 0, y])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((-55 + 110*y - 42*y^2 - 21*y^3 + 7*y^4 + 220*z - 330*y*z + 84*y^2*z + 28*y^3*z - 330*z^2 + 330*y*z^2 - 42*y^2*z^2 - 7*y^3*z^2 + 220*z^3 - 110*y*z^3 - 55*z^4)*G[1, 0, 1, 0, y])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((-35 + 70*y - 27*y^2 - 21*y^3 + 8*y^4 + 140*z - 210*y*z + 54*y^2*z + 26*y^3*z - 210*z^2 + 210*y*z^2 - 27*y^2*z^2 - 5*y^3*z^2 + 140*z^3 - 70*y*z^3 - 35*z^4)*G[1, 1, 0, 0, y])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((55 - 110*y + 43*y^2 + 8*y^3 - 110*z + 110*y*z + 55*z^2)*G[1, 1, 1, 0, y])/(2*y^3*(-1 + y + z)^2) + ((((3*I)/2)*Pi*(10 - 20*y + 10*y^2 - 4*y^3 + 3*y^4 - 40*z + 60*y*z - 20*y^2*z + 2*y^3*z + 60*z^2 - 60*y*z^2 + 10*y^2*z^2 + 2*y^3*z^2 - 40*z^3 + 20*y*z^3 + 10*z^4))/(y^3*(-1 + z)^2*(-1 + y + z)^2) + (-12*y^5 + 12*y^6 - 36*y^4*z + 72*y^5*z + 36*y^6*z - 48*y^7*z - 49*y^3*z^2 + 650*y^4*z^2 - 842*y^5*z^2 + 370*y^6*z^2 - 212*y^7*z^2 - 1635*y^2*z^3 + 3887*y^3*z^3 - 5084*y^4*z^3 + 4212*y^5*z^3 - 2156*y^6*z^3 + 362*y^7*z^3 - 1524*y*z^4 + 12063*y^2*z^4 - 18508*y^3*z^4 + 14244*y^4*z^4 - 8118*y^5*z^4 + 2236*y^6*z^4 + 6*y^7*z^4 - 508*z^5 + 8936*y*z^5 - 33386*y^2*z^5 + 34322*y^3*z^5 - 17470*y^4*z^5 + 5630*y^5*z^5 - 174*y^6*z^5 + 2546*z^6 - 20624*y*z^6 + 44748*y^2*z^6 - 29695*y^3*z^6 + 8872*y^4*z^6 - 618*y^5*z^6 - 5104*z^7 + 23616*y*z^7 - 30033*y^2*z^7 + 11171*y^3*z^7 - 1068*y^4*z^7 + 5116*z^8 - 13604*y*z^8 + 8861*y^2*z^8 - 1128*y^3*z^8 - 2564*z^9 + 3320*y*z^9 - 618*y^2*z^9 + 514*z^10 - 120*y*z^10)/ (24*y^3*(-1 + z)^3*z^2*(-1 + y + z)^2*(y + z)^3))*Zeta[3]) + G[1 - y, z]*(((I/144)*Pi^3*(-731*y^3 + 2632*y^4 - 2765*y^5 + 931*y^6 - 67*y^7 - 1454*y^2*z + 7344*y^3*z - 12716*y^4*z + 8534*y^5*z - 1888*y^6*z + 72*y^7*z - 1692*y*z^2 + 10694*y^2*z^2 - 22200*y^3*z^2 + 21034*y^4*z^2 - 8207*y^5*z^2 + 977*y^6*z^2 - 324*z^3 + 8964*y*z^3 - 25860*y^2*z^3 + 27072*y^3*z^3 - 13264*y^4*z^3 + 2468*y^5*z^3 + 1692*z^4 - 17388*y*z^4 + 25881*y^2*z^4 - 12364*y^3*z^4 + 2334*y^4*z^4 - 3132*z^5 + 14724*y*z^5 - 9446*y^2*z^5 + 884*y^3*z^5 + 2484*z^6 - 4680*y*z^6 + 185*y^2*z^6 - 720*z^7 + 72*y*z^7))/(y^2*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(324*y^4 - 1368*y^5 + 1764*y^6 - 720*y^7 - 14239*y^3*z + 37424*y^4*z - 25958*y^5*z + 2028*y^6*z + 745*y^7*z - 15190*y^2*z^2 + 109500*y^3*z^2 - 170324*y^4*z^2 + 82126*y^5*z^2 - 7618*y^6*z^2 - 1752*y^7*z^2 - 21021*y*z^3 + 133726*y^2*z^3 - 317619*y^3*z^3 + 266470*y^4*z^3 - 67036*y^5*z^3 - 3082*y^6*z^3 - 5832*z^4 + 121926*y*z^4 - 356926*y^2*z^4 + 391588*y^3*z^4 - 149004*y^4*z^4 + 1874*y^5*z^4 + 29784*z^5 - 250831*y*z^5 + 383376*y^2*z^5 - 179779*y^3*z^5 + 8202*y^4*z^5 - 54360*z^6 + 221576*y*z^6 - 150418*y^2*z^6 + 8822*y^3*z^6 + 42696*z^7 - 73258*y*z^7 + 5432*y^2*z^7 - 12288*z^8 + 1608*y*z^8))/ (864*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4) + (Pi^4*(3628*y^4 - 7256*y^5 + 4057*y^6 - 958*y^7 + 1012*y^8 - 432*y^9 - 5222*y^3*z - 7648*y^4*z + 25470*y^5*z - 16003*y^6*z + 6194*y^7*z - 2740*y^8*z + 2034*y^2*z^2 + 22234*y^3*z^2 - 1248*y^4*z^2 - 38622*y^5*z^2 + 26827*y^6*z^2 - 8058*y^7*z^2 + 1356*y*z^3 - 12594*y^2*z^3 - 33836*y^3*z^3 + 9520*y^4*z^3 + 35286*y^5*z^3 - 17529*y^6*z^3 + 230*y^7*z^3 + 339*z^4 - 7266*y*z^4 + 30756*y^2*z^4 + 19366*y^3*z^4 - 912*y^4*z^4 - 16690*y^5*z^4 + 920*y^6*z^4 - 1647*z^5 + 15552*y*z^5 - 37044*y^2*z^5 + 180*y^3*z^5 - 4260*y^4*z^5 + 1380*y^5*z^5 + 3222*z^6 - 16620*y*z^6 + 22026*y^2*z^6 - 2952*y^3*z^6 + 920*y^4*z^6 - 3174*z^7 + 8868*y*z^7 - 5178*y^2*z^7 + 230*y^3*z^7 + 1575*z^8 - 1890*y*z^8 - 315*z^9))/(720*y^3*(-1 + z)^3*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(66*y^2 - 132*y^3 + 90*y^4 - 55*y^5 + 23*y^6 - 132*y*z + 360*y^3*z - 400*y^4*z + 156*y^5*z + 528*y*z^2 - 252*y^2*z^2 - 654*y^3*z^2 + 484*y^4*z^2 - 9*y^5*z^2 - 696*y*z^3 + 20*y^2*z^3 + 572*y^3*z^3 - 36*y^4*z^3 + 24*z^4 + 281*y*z^4 + 225*y^2*z^4 - 54*y^3*z^4 - 48*z^5 + 28*y*z^5 - 36*y^2*z^5 + 24*z^6 - 9*y*z^6)*G[0, 0, y])/(24*y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(-220*y^4 + 440*y^5 - 265*y^6 + 70*y^7 - 29*y^8 - 352*y^3*z + 1580*y^4*z - 1848*y^5*z + 810*y^6*z - 198*y^7*z - 792*y^2*z^2 + 2976*y^3*z^2 - 4468*y^4*z^2 + 2796*y^5*z^2 - 767*y^6*z^2 + 12*y^7*z^2 - 528*y*z^3 + 4200*y^2*z^3 - 7508*y^3*z^3 + 5356*y^4*z^3 - 1576*y^5*z^3 + 48*y^6*z^3 - 132*z^4 + 2360*y*z^4 - 8021*y^2*z^4 + 7566*y^3*z^4 - 2325*y^4*z^4 + 72*y^5*z^4 + 524*z^5 - 3916*y*z^5 + 6610*y^2*z^5 - 2694*y^3*z^5 + 48*y^4*z^5 - 782*z^6 + 2864*y*z^6 - 1997*y^2*z^6 + 12*y^3*z^6 + 520*z^7 - 780*y*z^7 - 130*z^8)*G[0, 1, y])/(24*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + (((-1/24*I)*Pi*(-731*y^3 + 2632*y^4 - 2765*y^5 + 931*y^6 - 67*y^7 - 1454*y^2*z + 7344*y^3*z - 12716*y^4*z + 8534*y^5*z - 1888*y^6*z + 72*y^7*z - 1692*y*z^2 + 10694*y^2*z^2 - 22200*y^3*z^2 + 21034*y^4*z^2 - 8207*y^5*z^2 + 977*y^6*z^2 - 324*z^3 + 8964*y*z^3 - 25860*y^2*z^3 + 27072*y^3*z^3 - 13264*y^4*z^3 + 2468*y^5*z^3 + 1692*z^4 - 17388*y*z^4 + 25881*y^2*z^4 - 12364*y^3*z^4 + 2334*y^4*z^4 - 3132*z^5 + 14724*y*z^5 - 9446*y^2*z^5 + 884*y^3*z^5 + 2484*z^6 - 4680*y*z^6 + 185*y^2*z^6 - 720*z^7 + 72*y*z^7))/(y^2*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(501*y^4 - 1002*y^5 + 579*y^6 - 108*y^7 + 32*y^8 - 1362*y^3*z + 720*y^4*z + 1956*y^5*z - 1590*y^6*z + 280*y^7*z - 360*y^2*z^2 + 6168*y^3*z^2 - 5058*y^4*z^2 - 1554*y^5*z^2 + 1379*y^6*z^2 - 44*y^7*z^2 - 240*y*z^3 + 1920*y^2*z^3 - 10260*y^3*z^3 + 5520*y^4*z^3 + 992*y^5*z^3 - 176*y^6*z^3 - 60*z^4 + 1080*y*z^4 - 3582*y^2*z^4 + 7356*y^3*z^4 - 1475*y^4*z^4 - 264*y^5*z^4 + 240*z^5 - 1800*y*z^5 + 2844*y^2*z^5 - 1858*y^3*z^5 - 176*y^4*z^5 - 360*z^6 + 1320*y*z^6 - 822*y^2*z^6 - 44*y^3*z^6 + 240*z^7 - 360*y*z^7 - 60*z^8))/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-324*y^4 + 1368*y^5 - 1764*y^6 + 720*y^7 + 14239*y^3*z - 37424*y^4*z + 25958*y^5*z - 2028*y^6*z - 745*y^7*z + 15190*y^2*z^2 - 109500*y^3*z^2 + 170324*y^4*z^2 - 82126*y^5*z^2 + 7618*y^6*z^2 + 1752*y^7*z^2 + 21021*y*z^3 - 133726*y^2*z^3 + 317619*y^3*z^3 - 266470*y^4*z^3 + 67036*y^5*z^3 + 3082*y^6*z^3 + 5832*z^4 - 121926*y*z^4 + 356926*y^2*z^4 - 391588*y^3*z^4 + 149004*y^4*z^4 - 1874*y^5*z^4 - 29784*z^5 + 250831*y*z^5 - 383376*y^2*z^5 + 179779*y^3*z^5 - 8202*y^4*z^5 + 54360*z^6 - 221576*y*z^6 + 150418*y^2*z^6 - 8822*y^3*z^6 - 42696*z^7 + 73258*y*z^7 - 5432*y^2*z^7 + 12288*z^8 - 1608*y*z^8)/ (144*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4))*G[1, 0, y] + (Pi^2*(145*y^4 - 290*y^5 + 176*y^6 - 54*y^7 + 23*y^8 + 250*y^3*z - 1080*y^4*z + 1244*y^5*z - 568*y^6*z + 154*y^7*z + 540*y^2*z^2 - 2080*y^3*z^2 + 3096*y^4*z^2 - 1942*y^5*z^2 + 562*y^6*z^2 - 8*y^7*z^2 + 360*y*z^3 - 2880*y^2*z^3 + 5224*y^3*z^3 - 3748*y^4*z^3 + 1128*y^5*z^3 - 32*y^6*z^3 + 90*z^4 - 1620*y*z^4 + 5521*y^2*z^4 - 5262*y^3*z^4 + 1642*y^4*z^4 - 48*y^5*z^4 - 360*z^5 + 2700*y*z^5 - 4562*y^2*z^5 + 1876*y^3*z^5 - 32*y^4*z^5 + 540*z^6 - 1980*y*z^6 + 1381*y^2*z^6 - 8*y^3*z^6 - 360*z^7 + 540*y*z^7 + 90*z^8)*G[1, 1, y])/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((((3*I)/4)*Pi*(75*y^4 - 150*y^5 + 86*y^6 - 14*y^7 + 5*y^8 - 30*y^3*z - 240*y^4*z + 464*y^5*z - 228*y^6*z + 38*y^7*z + 120*y^2*z^2 - 120*y^3*z^2 + 456*y^4*z^2 - 562*y^5*z^2 + 188*y^6*z^2 - 4*y^7*z^2 + 80*y*z^3 - 640*y^2*z^3 + 664*y^3*z^3 - 548*y^4*z^3 + 292*y^5*z^3 - 16*y^6*z^3 + 20*z^4 - 360*y*z^4 + 1231*y^2*z^4 - 862*y^3*z^4 + 278*y^4*z^4 - 24*y^5*z^4 - 80*z^5 + 600*y*z^5 - 1022*y^2*z^5 + 352*y^3*z^5 - 16*y^4*z^5 + 120*z^6 - 440*y*z^6 + 311*y^2*z^6 - 4*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8))/(y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-60*y^6 + 180*y^7 - 180*y^8 + 60*y^9 - 240*y^5*z + 948*y^6*z - 1188*y^7*z + 492*y^8*z - 12*y^9*z - 551*y^4*z^2 + 3535*y^5*z^2 - 5601*y^6*z^2 + 3203*y^7*z^2 - 730*y^8*z^2 + 168*y^9*z^2 + 1156*y^3*z^3 + 1908*y^4*z^3 - 12234*y^5*z^3 + 13058*y^6*z^3 - 5010*y^7*z^3 + 1038*y^8*z^3 + 1545*y^2*z^4 - 5641*y^3*z^4 - 4686*y^4*z^4 + 20139*y^5*z^4 - 13577*y^6*z^4 + 3135*y^7*z^4 + 1762*y*z^5 - 7886*y^2*z^5 + 9366*y^3*z^5 + 7870*y^4*z^5 - 14624*y^5*z^5 + 4632*y^6*z^5 + 508*z^6 - 7614*y*z^6 + 14505*y^2*z^6 - 7088*y^3*z^6 - 4173*y^4*z^6 + 2664*y^5*z^6 - 2038*z^7 + 12396*y*z^7 - 12174*y^2*z^7 + 3638*y^3*z^7 - 612*y^4*z^7 + 3066*z^8 - 9118*y*z^8 + 4652*y^2*z^8 - 1431*y^3*z^8 - 2050*z^9 + 2694*y*z^9 - 642*y^2*z^9 + 514*z^10 - 120*y*z^10)/(24*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 0, y] + ((((3*I)/2)*Pi*(33*y^2 - 66*y^3 + 38*y^4 - 7*y^5 + 2*y^6 - 66*y*z + 152*y^3*z - 104*y^4*z + 18*y^5*z + 264*y*z^2 - 168*y^2*z^2 - 148*y^3*z^2 + 90*y^4*z^2 - 3*y^5*z^2 - 376*y*z^3 + 176*y^2*z^3 + 88*y^3*z^3 - 12*y^4*z^3 + 5*z^4 + 217*y*z^4 - 27*y^2*z^4 - 18*y^3*z^4 - 10*z^5 - 36*y*z^5 - 12*y^2*z^5 + 5*z^6 - 3*y*z^6))/(y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-60*y^5 + 180*y^6 - 180*y^7 + 60*y^8 - 240*y^4*z + 948*y^5*z - 1188*y^6*z + 492*y^7*z - 12*y^8*z - 959*y^3*z^2 + 4402*y^4*z^2 - 6108*y^5*z^2 + 3243*y^6*z^2 - 746*y^7*z^2 + 168*y^8*z^2 - 1760*y^2*z^3 + 9234*y^3*z^3 - 17784*y^4*z^3 + 14412*y^5*z^3 - 5254*y^6*z^3 + 1032*y^7*z^3 - 2016*y*z^4 + 12902*y^2*z^4 - 27978*y^3*z^4 + 29784*y^4*z^4 - 15260*y^5*z^4 + 3251*y^6*z^4 - 390*z^5 + 10602*y*z^5 - 31546*y^2*z^5 + 36026*y^3*z^5 - 21396*y^4*z^5 + 5336*y^5*z^5 + 2010*z^6 - 20587*y*z^6 + 32449*y^2*z^6 - 18289*y^3*z^6 + 4386*y^4*z^6 - 3690*z^7 + 17516*y*z^7 - 12392*y^2*z^7 + 1700*y^3*z^7 + 2910*z^8 - 5599*y*z^8 + 347*y^2*z^8 - 840*z^9 + 84*y*z^9)/ (24*y^2*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^4))*G[1, 0, 0, y] + ((((-3*I)/2)*Pi*(10 - 20*y + 15*y^2 - 9*y^3 + 4*y^4 - 40*z + 60*y*z - 30*y^2*z + 10*y^3*z + 60*z^2 - 60*y*z^2 + 15*y^2*z^2 - y^3*z^2 - 40*z^3 + 20*y*z^3 + 10*z^4))/(y^3*(-1 + z)^2*(-1 + y + z)^2) + (-1223*y^4 + 2092*y^5 - 886*y^6 + 89*y^7 - 72*y^8 - 8*y^3*z + 3168*y^4*z - 4510*y^5*z + 2248*y^6*z - 706*y^7*z - 60*y^8*z - 2850*y^2*z^2 + 3008*y^3*z^2 - 2352*y^4*z^2 + 4010*y^5*z^2 - 3230*y^6*z^2 + 89*y^7*z^2 - 1966*y*z^3 + 13562*y^2*z^3 - 9594*y^3*z^3 + 2044*y^4*z^3 - 4586*y^5*z^3 + 1076*y^6*z^3 - 508*z^4 + 8454*y*z^4 - 24111*y^2*z^4 + 11881*y^3*z^4 - 4621*y^4*z^4 + 2466*y^5*z^4 + 2038*z^5 - 13704*y*z^5 + 19668*y^2*z^5 - 7212*y^3*z^5 + 2852*y^4*z^5 - 3066*z^6 + 10030*y*z^6 - 7001*y^2*z^6 + 1925*y^3*z^6 + 2050*z^7 - 2934*y*z^7 + 732*y^2*z^7 - 514*z^8 + 120*y*z^8)/ (24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[1, 1, 0, y] + ((158*y^4 - 316*y^5 + 200*y^6 - 25*y^7 - 49*y^8 + 36*y^9 - 28*y^3*z - 738*y^4*z + 1408*y^5*z - 700*y^6*z - 131*y^7*z + 193*y^8*z + 288*y^2*z^2 - 452*y^3*z^2 + 1926*y^4*z^2 - 2478*y^5*z^2 + 566*y^6*z^2 + 357*y^7*z^2 + 192*y*z^3 - 1848*y^2*z^3 + 2464*y^3*z^3 - 3030*y^4*z^3 + 1890*y^5*z^3 + 18*y^6*z^3 + 15*y^7*z^3 + 48*z^4 - 1072*y*z^4 + 4606*y^2*z^4 - 4425*y^3*z^4 + 2455*y^4*z^4 - 558*y^5*z^4 + 60*y^6*z^4 - 244*z^5 + 2364*y*z^5 - 5610*y^2*z^5 + 3421*y^3*z^5 - 831*y^4*z^5 + 90*y^5*z^5 + 494*z^6 - 2580*y*z^6 + 3354*y^2*z^6 - 995*y^3*z^6 + 60*y^4*z^6 - 498*z^7 + 1396*y*z^7 - 790*y^2*z^7 + 15*y^3*z^7 + 250*z^8 - 300*y*z^8 - 50*z^9)*G[0, 0, 1, 0, y])/(4*y^3*(-1 + z)^3*(-1 + y + z)^2* (y + z)^4) + ((257*y^4 - 514*y^5 + 286*y^6 - 64*y^7 + 79*y^8 - 36*y^9 - 94*y^3*z - 1097*y^4*z + 2078*y^5*z - 1114*y^6*z + 458*y^7*z - 223*y^8*z + 420*y^2*z^2 - 370*y^3*z^2 + 2412*y^4*z^2 - 3534*y^5*z^2 + 1900*y^6*z^2 - 624*y^7*z^2 + 280*y*z^3 - 2660*y^2*z^3 + 2816*y^3*z^3 - 3480*y^4*z^3 + 3290*y^5*z^3 - 1272*y^6*z^3 + 14*y^7*z^3 + 70*z^4 - 1540*y*z^4 + 6539*y^2*z^4 - 5352*y^3*z^4 + 2962*y^4*z^4 - 1440*y^5*z^4 + 56*y^6*z^4 - 350*z^5 + 3360*y*z^5 - 7857*y^2*z^5 + 4220*y^3*z^5 - 1110*y^4*z^5 + 84*y^5*z^5 + 700*z^6 - 3640*y*z^6 + 4637*y^2*z^6 - 1234*y^3*z^6 + 56*y^4*z^6 - 700*z^7 + 1960*y*z^7 - 1079*y^2*z^7 + 14*y^3*z^7 + 350*z^8 - 420*y*z^8 - 70*z^9)*G[0, 1, 0, 0, y])/ (4*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((220*y^4 - 440*y^5 + 265*y^6 - 70*y^7 + 29*y^8 + 352*y^3*z - 1580*y^4*z + 1848*y^5*z - 810*y^6*z + 198*y^7*z + 792*y^2*z^2 - 2976*y^3*z^2 + 4468*y^4*z^2 - 2796*y^5*z^2 + 767*y^6*z^2 - 12*y^7*z^2 + 528*y*z^3 - 4200*y^2*z^3 + 7508*y^3*z^3 - 5356*y^4*z^3 + 1576*y^5*z^3 - 48*y^6*z^3 + 132*z^4 - 2360*y*z^4 + 8021*y^2*z^4 - 7566*y^3*z^4 + 2325*y^4*z^4 - 72*y^5*z^4 - 524*z^5 + 3916*y*z^5 - 6610*y^2*z^5 + 2694*y^3*z^5 - 48*y^4*z^5 + 782*z^6 - 2864*y*z^6 + 1997*y^2*z^6 - 12*y^3*z^6 - 520*z^7 + 780*y*z^7 + 130*z^8)*G[0, 1, 1, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-187*y^2 + 374*y^3 - 212*y^4 + 33*y^5 - 8*y^6 + 374*y*z - 848*y^3*z + 556*y^4*z - 82*y^5*z - 1496*y*z^2 + 972*y^2*z^2 + 772*y^3*z^2 - 460*y^4*z^2 + 17*y^5*z^2 + 2144*y*z^3 - 1064*y^2*z^3 - 432*y^3*z^3 + 68*y^4*z^3 - 25*z^4 - 1263*y*z^4 + 203*y^2*z^4 + 102*y^3*z^4 + 50*z^5 + 224*y*z^5 + 68*y^2*z^5 - 25*z^6 + 17*y*z^6)*G[1, 0, 0, 0, y])/(4*y*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((200*y^4 - 400*y^5 + 239*y^6 - 62*y^7 + 25*y^8 + 272*y^3*z - 1340*y^4*z + 1624*y^5*z - 726*y^6*z + 174*y^7*z + 672*y^2*z^2 - 2416*y^3*z^2 + 3712*y^4*z^2 - 2420*y^5*z^2 + 685*y^6*z^2 - 12*y^7*z^2 + 448*y*z^3 - 3560*y^2*z^3 + 6204*y^3*z^3 - 4452*y^4*z^3 + 1368*y^5*z^3 - 48*y^6*z^3 + 112*z^4 - 2000*y*z^4 + 6795*y^2*z^4 - 6310*y^3*z^4 + 1953*y^4*z^4 - 72*y^5*z^4 - 444*z^5 + 3316*y*z^5 - 5598*y^2*z^5 + 2262*y^3*z^5 - 48*y^4*z^5 + 662*z^6 - 2424*y*z^6 + 1691*y^2*z^6 - 12*y^3*z^6 - 440*z^7 + 660*y*z^7 + 110*z^8)*G[1, 0, 1, 0, y])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((57*y^4 - 114*y^5 + 77*y^6 - 34*y^7 + 14*y^8 + 96*y^3*z - 420*y^4*z + 518*y^5*z - 290*y^6*z + 96*y^7*z + 210*y^2*z^2 - 804*y^3*z^2 + 1248*y^4*z^2 - 898*y^5*z^2 + 321*y^6*z^2 - 6*y^7*z^2 + 140*y*z^3 - 1120*y^2*z^3 + 2056*y^3*z^3 - 1600*y^4*z^3 + 586*y^5*z^3 - 24*y^6*z^3 + 35*z^4 - 630*y*z^4 + 2155*y^2*z^4 - 2118*y^3*z^4 + 753*y^4*z^4 - 36*y^5*z^4 - 140*z^5 + 1050*y*z^5 - 1790*y^2*z^5 + 776*y^3*z^5 - 24*y^4*z^5 + 210*z^6 - 770*y*z^6 + 545*y^2*z^6 - 6*y^3*z^6 - 140*z^7 + 210*y*z^7 + 35*z^8)*G[1, 1, 0, 0, y])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-145*y^4 + 290*y^5 - 176*y^6 + 54*y^7 - 23*y^8 - 250*y^3*z + 1080*y^4*z - 1244*y^5*z + 568*y^6*z - 154*y^7*z - 540*y^2*z^2 + 2080*y^3*z^2 - 3096*y^4*z^2 + 1942*y^5*z^2 - 562*y^6*z^2 + 8*y^7*z^2 - 360*y*z^3 + 2880*y^2*z^3 - 5224*y^3*z^3 + 3748*y^4*z^3 - 1128*y^5*z^3 + 32*y^6*z^3 - 90*z^4 + 1620*y*z^4 - 5521*y^2*z^4 + 5262*y^3*z^4 - 1642*y^4*z^4 + 48*y^5*z^4 + 360*z^5 - 2700*y*z^5 + 4562*y^2*z^5 - 1876*y^3*z^5 + 32*y^4*z^5 - 540*z^6 + 1980*y*z^6 - 1381*y^2*z^6 + 8*y^3*z^6 + 360*z^7 - 540*y*z^7 - 90*z^8)*G[1, 1, 1, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((((3*I)/2)*Pi*(-32*y^4 + 64*y^5 - 33*y^6 - 2*y^7 + y^8 + 4*y^3*z + 120*y^4*z - 192*y^5*z + 58*y^6*z + 6*y^7*z - 60*y^2*z^2 + 104*y^3*z^2 - 234*y^4*z^2 + 180*y^5*z^2 - 19*y^6*z^2 - 40*y*z^3 + 320*y^2*z^3 - 380*y^3*z^3 + 228*y^4*z^3 - 48*y^5*z^3 - 10*z^4 + 180*y*z^4 - 611*y^2*z^4 + 430*y^3*z^4 - 81*y^4*z^4 + 40*z^5 - 300*y*z^5 + 502*y^2*z^5 - 158*y^3*z^5 - 60*z^6 + 220*y*z^6 - 151*y^2*z^6 + 40*z^7 - 60*y*z^7 - 10*z^8))/ (y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (30*y^6 - 90*y^7 + 90*y^8 - 30*y^9 + 120*y^5*z - 474*y^6*z + 594*y^7*z - 246*y^8*z + 6*y^9*z + 683*y^4*z^2 - 2380*y^5*z^2 + 2990*y^6*z^2 - 1626*y^7*z^2 + 393*y^8*z^2 - 84*y^9*z^2 - 2032*y^3*z^3 + 1125*y^4*z^3 + 5597*y^5*z^3 - 6976*y^6*z^3 + 2736*y^7*z^3 - 492*y^8*z^3 - 1128*y^2*z^4 + 10588*y^3*z^4 - 8127*y^4*z^4 - 7252*y^5*z^4 + 7562*y^6*z^4 - 1554*y^7*z^4 - 974*y*z^5 + 6406*y^2*z^5 - 20342*y^3*z^5 + 9121*y^4*z^5 + 6219*y^5*z^5 - 2502*y^6*z^5 - 254*z^6 + 4392*y*z^6 - 12743*y^2*z^6 + 17372*y^3*z^6 - 2661*y^4*z^6 - 1704*y^5*z^6 + 1019*z^7 - 7389*y*z^7 + 11098*y^2*z^7 - 6228*y^3*z^7 + 36*y^4*z^7 - 1533*z^8 + 5558*y*z^8 - 3951*y^2*z^8 + 642*y^3*z^8 + 1025*z^9 - 1647*y*z^9 + 318*y^2*z^9 - 257*z^10 + 60*y*z^10)/ (12*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^4))*Zeta[3]) + G[1, y]*(((I/144)*Pi^3*(259*y^3 + 292*y^4 - 929*y^5 + 445*y^6 - 67*y^7 - 662*y^2*z + 2340*y^3*z - 4256*y^4*z + 3314*y^5*z - 916*y^6*z + 72*y^7*z - 1890*y*z^2 + 8930*y^2*z^2 - 13056*y^3*z^2 + 9406*y^4*z^2 - 3275*y^5*z^2 + 491*y^6*z^2 - 324*z^3 + 9900*y*z^3 - 24492*y^2*z^3 + 19080*y^3*z^3 - 6028*y^4*z^3 + 920*y^5*z^3 + 1728*z^4 - 18612*y*z^4 + 25179*y^2*z^4 - 8746*y^3*z^4 + 606*y^4*z^4 - 3204*z^5 + 15156*y*z^5 - 9050*y^2*z^5 + 128*y^3*z^5 + 2520*z^6 - 4626*y*z^6 + 95*y^2*z^6 - 720*z^7 + 72*y*z^7))/ (y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(324*y^4 - 1008*y^5 + 1044*y^6 - 360*y^7 - 12112*y^3*z + 33848*y^4*z - 26513*y^5*z + 5532*y^6*z - 755*y^7*z - 12142*y^2*z^2 + 98262*y^3*z^2 - 161486*y^4*z^2 + 87658*y^5*z^2 - 14806*y^6*z^2 - 612*y^7*z^2 - 20352*y*z^3 + 125224*y^2*z^3 - 302433*y^3*z^3 + 267376*y^4*z^3 - 79435*y^5*z^3 + 1322*y^6*z^3 - 6084*z^4 + 121578*y*z^4 - 351682*y^2*z^4 + 392212*y^3*z^4 - 161466*y^4*z^4 + 8936*y^5*z^4 + 30636*z^5 - 253048*y*z^5 + 388068*y^2*z^5 - 189928*y^3*z^5 + 14496*y^4*z^5 - 55308*z^6 + 224510*y*z^6 - 155986*y^2*z^6 + 12272*y^3*z^6 + 43044*z^7 - 74428*y*z^7 + 6518*y^2*z^7 - 12288*z^8 + 1740*y*z^8))/ (864*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4) + (Pi^4*(7187*y^4 - 14374*y^5 + 8085*y^6 - 1908*y^7 + 2024*y^8 - 864*y^9 - 10720*y^3*z - 14537*y^4*z + 50410*y^5*z - 31887*y^6*z + 12364*y^7*z - 5480*y^8*z + 3654*y^2*z^2 + 46124*y^3*z^2 - 4533*y^4*z^2 - 76434*y^5*z^2 + 53471*y^6*z^2 - 16092*y^7*z^2 + 2436*y*z^3 - 23394*y^2*z^3 - 71100*y^3*z^3 + 21319*y^4*z^3 + 69942*y^5*z^3 - 34933*y^6*z^3 + 452*y^7*z^3 + 609*z^4 - 13566*y*z^4 + 58585*y^2*z^4 + 41848*y^3*z^4 - 2994*y^4*z^4 - 33120*y^5*z^4 + 1808*y^6*z^4 - 3087*z^5 + 29862*y*z^5 - 71931*y^2*z^5 - 840*y^3*z^5 - 8250*y^4*z^5 + 2712*y^5*z^5 + 6237*z^6 - 32550*y*z^6 + 43413*y^2*z^6 - 5764*y^3*z^6 + 1808*y^4*z^6 - 6279*z^7 + 17598*y*z^7 - 10327*y^2*z^7 + 452*y^3*z^7 + 3150*z^8 - 3780*y*z^8 - 630*z^9))/ (1440*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(131*y^4 - 262*y^5 + 175*y^6 - 71*y^7 + 27*y^8 + 128*y^3*z - 790*y^4*z + 1100*y^5*z - 634*y^6*z + 196*y^7*z + 390*y^2*z^2 - 1332*y^3*z^2 + 2273*y^4*z^2 - 1840*y^5*z^2 + 689*y^6*z^2 - 17*y^7*z^2 + 260*y*z^3 - 2140*y^2*z^3 + 3704*y^3*z^3 - 2984*y^4*z^3 + 1212*y^5*z^3 - 68*y^6*z^3 + 65*z^4 - 1210*y*z^4 + 4199*y^2*z^4 - 3995*y^3*z^4 + 1465*y^4*z^4 - 102*y^5*z^4 - 270*z^5 + 2060*y*z^5 - 3538*y^2*z^5 + 1512*y^3*z^5 - 68*y^4*z^5 + 415*z^6 - 1530*y*z^6 + 1089*y^2*z^6 - 17*y^3*z^6 - 280*z^7 + 420*y*z^7 + 70*z^8)*G[0, 0, z])/(24*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(72*y^4 - 144*y^5 + 56*y^6 + 14*y^7 - y^8 + 222*y^3*z - 730*y^4*z + 588*y^5*z - 56*y^6*z - 30*y^7*z + 366*y^2*z^2 - 1612*y^3*z^2 + 2021*y^4*z^2 - 660*y^5*z^2 - 54*y^6*z^2 + 12*y^7*z^2 + 244*y*z^3 - 1940*y^2*z^3 + 3676*y^3*z^3 - 2084*y^4*z^3 + 140*y^5*z^3 + 48*y^6*z^3 + 61*z^4 - 1090*y*z^4 + 3667*y^2*z^4 - 3390*y^3*z^4 + 672*y^4*z^4 + 72*y^5*z^4 - 242*z^5 + 1808*y*z^5 - 2978*y^2*z^5 + 1092*y^3*z^5 + 48*y^4*z^5 + 361*z^6 - 1322*y*z^6 + 885*y^2*z^6 + 12*y^3*z^6 - 240*z^7 + 360*y*z^7 + 60*z^8)*G[0, 1, z])/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-39*y^4 + 78*y^5 - 73*y^6 + 54*y^7 - 20*y^8 - 354*y^3*z + 860*y^4*z - 720*y^5*z + 362*y^6*z - 148*y^7*z - 432*y^2*z^2 + 2264*y^3*z^2 - 2968*y^4*z^2 + 1530*y^5*z^2 - 465*y^6*z^2 + 14*y^7*z^2 - 288*y*z^3 + 2280*y^2*z^3 - 5076*y^3*z^3 + 3728*y^4*z^3 - 1052*y^5*z^3 + 56*y^6*z^3 - 72*z^4 + 1280*y*z^4 - 4350*y^2*z^4 + 4830*y^3*z^4 - 1657*y^4*z^4 + 84*y^5*z^4 + 284*z^5 - 2116*y*z^5 + 3588*y^2*z^5 - 1678*y^3*z^5 + 56*y^4*z^5 - 422*z^6 + 1544*y*z^6 - 1086*y^2*z^6 + 14*y^3*z^6 + 280*z^7 - 420*y*z^7 - 70*z^8)*G[0, 1 - y, z])/(24*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(165*y^4 - 330*y^5 + 160*y^6 - 12*y^7 + 33*y^8 - 18*y^9 - 66*y^3*z - 705*y^4*z + 1246*y^5*z - 528*y^6*z + 156*y^7*z - 105*y^8*z + 264*y^2*z^2 - 246*y^3*z^2 + 1446*y^4*z^2 - 1830*y^5*z^2 + 774*y^6*z^2 - 252*y^7*z^2 + 176*y*z^3 - 1744*y^2*z^3 + 1848*y^3*z^3 - 1806*y^4*z^3 + 1374*y^5*z^3 - 478*y^6*z^3 + 44*z^4 - 1016*y*z^4 + 4387*y^2*z^4 - 3420*y^3*z^4 + 1302*y^4*z^4 - 478*y^5*z^4 - 232*z^5 + 2292*y*z^5 - 5337*y^2*z^5 + 2610*y^3*z^5 - 402*y^4*z^5 + 482*z^6 - 2540*y*z^6 + 3169*y^2*z^6 - 726*y^3*z^6 - 494*z^7 + 1388*y*z^7 - 739*y^2*z^7 + 250*z^8 - 300*y*z^8 - 50*z^9)*G[0, -y, z])/(12*y^3*(-1 + z)^3*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(55 - 110*y + 41*y^2 + 15*y^3 - 3*y^4 - 220*z + 330*y*z - 82*y^2*z - 24*y^3*z + 330*z^2 - 330*y*z^2 + 41*y^2*z^2 + 9*y^3*z^2 - 220*z^3 + 110*y*z^3 + 55*z^4)*G[1, 0, z])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2) + (Pi^2*(15 - 30*y + 12*y^2 + 7*y^3 - 4*y^4 - 60*z + 90*y*z - 24*y^2*z - 6*y^3*z + 90*z^2 - 90*y*z^2 + 12*y^2*z^2 - y^3*z^2 - 60*z^3 + 30*y*z^3 + 15*z^4)*G[1, 1, z])/(12*y^3*(-1 + z)^2*(-1 + y + z)^2) + (Pi^2*(-55 + 110*y - 43*y^2 - 8*y^3 + 110*z - 110*y*z - 55*z^2)* G[1, 1 - y, z])/(12*y^3*(-1 + y + z)^2) + (Pi^2*(-90*y^4 + 180*y^5 - 119*y^6 + 52*y^7 - 23*y^8 - 228*y^3*z + 820*y^4*z - 888*y^5*z + 446*y^6*z - 150*y^7*z - 408*y^2*z^2 + 1744*y^3*z^2 - 2516*y^4*z^2 + 1548*y^5*z^2 - 489*y^6*z^2 + 6*y^7*z^2 - 272*y*z^3 + 2200*y^2*z^3 - 4268*y^3*z^3 + 3140*y^4*z^3 - 968*y^5*z^3 + 24*y^6*z^3 - 68*z^4 + 1240*y*z^4 - 4253*y^2*z^4 + 4268*y^3*z^4 - 1401*y^4*z^4 + 36*y^5*z^4 + 276*z^5 - 2084*y*z^5 + 3538*y^2*z^5 - 1522*y^3*z^5 + 24*y^4*z^5 - 418*z^6 + 1536*y*z^6 - 1077*y^2*z^6 + 6*y^3*z^6 + 280*z^7 - 420*y*z^7 - 70*z^8)*G[1 - y, 0, z])/(24*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(-y^4 + 2*y^5 - 12*y^6 - 14*y^7 + 63*y^8 - 36*y^9 + 62*y^3*z - 119*y^4*z + 10*y^5*z - 20*y^6*z + 276*y^7*z - 207*y^8*z + 60*y^2*z^2 - 430*y^3*z^2 + 480*y^4*z^2 - 126*y^5*z^2 + 438*y^6*z^2 - 474*y^7*z^2 + 40*y*z^3 - 380*y^2*z^3 + 1096*y^3*z^3 - 772*y^4*z^3 + 442*y^5*z^3 - 534*y^6*z^3 - 4*y^7*z^3 + 10*z^4 - 220*y*z^4 + 919*y^2*z^4 - 1342*y^3*z^4 + 632*y^4*z^4 - 340*y^5*z^4 - 16*y^6*z^4 - 50*z^5 + 480*y*z^5 - 1077*y^2*z^5 + 802*y^3*z^5 - 204*y^4*z^5 - 24*y^5*z^5 + 100*z^6 - 520*y*z^6 + 617*y^2*z^6 - 184*y^3*z^6 - 16*y^4*z^6 - 100*z^7 + 280*y*z^7 - 139*y^2*z^7 - 4*y^3*z^7 + 50*z^8 - 60*y*z^8 - 10*z^9)* G[1 - y, 1, z])/(24*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(45 - 90*y + 56*y^2 - 21*y^3 + 10*y^4 - 180*z + 270*y*z - 112*y^2*z + 22*y^3*z + 270*z^2 - 270*y*z^2 + 56*y^2*z^2 - y^3*z^2 - 180*z^3 + 90*y*z^3 + 45*z^4)*G[1 - y, 1 - y, z])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2) + (Pi^2*(54*y^4 - 108*y^5 + 53*y^6 - 12*y^7 + 33*y^8 - 18*y^9 + 18*y^3*z - 304*y^4*z + 444*y^5*z - 207*y^6*z + 156*y^7*z - 105*y^8*z + 126*y^2*z^2 - 334*y^3*z^2 + 789*y^4*z^2 - 756*y^5*z^2 + 453*y^6*z^2 - 252*y^7*z^2 + 84*y*z^3 - 786*y^2*z^3 + 1228*y^3*z^3 - 1131*y^4*z^3 + 744*y^5*z^3 - 371*y^6*z^3 + 21*z^4 - 454*y*z^4 + 1902*y^2*z^4 - 1872*y^3*z^4 + 874*y^4*z^4 - 342*y^5*z^4 - 103*z^5 + 978*y*z^5 - 2250*y^2*z^5 + 1306*y^3*z^5 - 282*y^4*z^5 + 203*z^6 - 1050*y*z^6 + 1308*y^2*z^6 - 346*y^3*z^6 - 201*z^7 + 562*y*z^7 - 300*y^2*z^7 + 100*z^8 - 120*y*z^8 - 20*z^9)*G[1 - y, -y, z])/ (12*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-137*y^4 + 274*y^5 - 133*y^6 + 112*y^3*z + 56*y^4*z - 152*y^5*z - 162*y^2*z^2 + 124*y^3*z^2 - 78*y^4*z^2 - 108*y*z^3 + 576*y^2*z^3 - 352*y^3*z^3 - 27*z^4 + 294*y*z^4 - 443*y^2*z^4 + 60*z^5 - 180*y*z^5 - 30*z^6)*G[-y, 0, z])/(24*y^3*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(-33*y^4 + 66*y^5 - 31*y^6 + 132*y^3*z - 196*y^4*z + 72*y^5*z + 66*y^2*z^2 - 388*y^3*z^2 + 300*y^4*z^2 + 44*y*z^3 - 208*y^2*z^3 + 300*y^3*z^3 + 11*z^4 - 102*y*z^4 + 153*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6)*G[-y, 1 - y, z])/ (24*y^3*(-1 + y + z)^2*(y + z)^4) + (5*Pi^2*(49*y^4 - 98*y^5 + 47*y^6 - 68*y^3*z + 36*y^4*z + 24*y^5*z + 30*y^2*z^2 + 68*y^3*z^2 - 60*y^4*z^2 + 20*y*z^3 - 112*y^2*z^3 + 20*y^3*z^3 + 5*z^4 - 58*y*z^4 + 87*y^2*z^4 - 12*z^5 + 36*y*z^5 + 6*z^6)*G[-y, -y, z])/(12*y^3*(-1 + y + z)^2*(y + z)^4) + ((((3*I)/2)*Pi*(-34*y^4 + 68*y^5 - 37*y^6 + y^8 - 4*y^3*z + 140*y^4*z - 216*y^5*z + 74*y^6*z + 2*y^7*z - 72*y^2*z^2 + 144*y^3*z^2 - 292*y^4*z^2 + 228*y^5*z^2 - 39*y^6*z^2 + 2*y^7*z^2 - 48*y*z^3 + 360*y^2*z^3 - 452*y^3*z^3 + 300*y^4*z^3 - 88*y^5*z^3 + 8*y^6*z^3 - 12*z^4 + 200*y*z^4 - 659*y^2*z^4 + 488*y^3*z^4 - 121*y^4*z^4 + 12*y^5*z^4 + 44*z^5 - 316*y*z^5 + 526*y^2*z^5 - 178*y^3*z^5 + 8*y^4*z^5 - 62*z^6 + 224*y*z^6 - 155*y^2*z^6 + 2*y^3*z^6 + 40*z^7 - 60*y*z^7 - 10*z^8))/ (y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (1781*y^4 - 4474*y^5 + 3695*y^6 - 1182*y^7 + 132*y^8 - 2788*y^3*z - 1108*y^4*z + 12204*y^5*z - 10978*y^6*z + 2574*y^7*z + 6*y^8*z - 735*y^2*z^2 + 14970*y^3*z^2 - 9232*y^4*z^2 - 14388*y^5*z^2 + 10391*y^6*z^2 - 840*y^7*z^2 - 828*y*z^3 + 6564*y^2*z^3 - 30560*y^3*z^3 + 14286*y^4*z^3 + 8680*y^5*z^3 - 2280*y^6*z^3 - 228*z^4 + 5066*y*z^4 - 16541*y^2*z^4 + 28490*y^3*z^4 - 6489*y^4*z^4 - 1470*y^5*z^4 + 1238*z^5 - 10462*y*z^5 + 16960*y^2*z^5 - 11558*y^3*z^5 + 900*y^4*z^5 - 2306*z^6 + 9158*y*z^6 - 6878*y^2*z^6 + 1446*y^3*z^6 + 1810*z^7 - 3054*y*z^7 + 630*y^2*z^7 - 514*z^8 + 120*y*z^8)/(24*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4))*Zeta[3] + G[1, z]*(((I/4)*Pi^3*(-10 + 20*y - 7*y^2 - 6*y^3 + 2*y^4 + 40*z - 60*y*z + 14*y^2*z + 8*y^3*z - 60*z^2 + 60*y*z^2 - 7*y^2*z^2 - 2*y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4))/(y^3*(-1 + z)^2* (-1 + y + z)^2) + (Pi^2*(6*y^5 - 6*y^6 + 18*y^4*z - 30*y^5*z - 24*y^6*z + 24*y^7*z - 325*y^3*z^2 + 740*y^4*z^2 - 372*y^5*z^2 - 294*y^6*z^2 + 288*y^7*z^2 - 1551*y^2*z^3 + 4444*y^3*z^3 - 3540*y^4*z^3 - 246*y^5*z^3 + 1134*y^6*z^3 + 18*y^7*z^3 - 1524*y*z^4 + 9408*y^2*z^4 - 12816*y^3*z^4 + 4206*y^4*z^4 + 1032*y^5*z^4 + 180*y^6*z^4 - 508*z^5 + 7172*y*z^5 - 19644*y^2*z^5 + 14164*y^3*z^5 - 2180*y^4*z^5 + 600*y^5*z^5 + 2038*z^6 - 12492*y*z^6 + 17862*y^2*z^6 - 6589*y^3*z^6 + 1086*y^4*z^6 - 3066*z^7 + 9684*y*z^7 - 6669*y^2*z^7 + 1122*y^3*z^7 + 2050*z^8 - 2960*y*z^8 + 594*y^2*z^8 - 514*z^9 + 120*y*z^9))/(144*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^3) + ((20 - 40*y + 14*y^2 + 13*y^3 - 6*y^4 - 80*z + 120*y*z - 28*y^2*z - 14*y^3*z + 120*z^2 - 120*y*z^2 + 14*y^2*z^2 + y^3*z^2 - 80*z^3 + 40*y*z^3 + 20*z^4)*Zeta[3])/(2*y^3*(-1 + z)^2*(-1 + y + z)^2)) + G[-y, z]*(((I/4)*Pi^3*(53*y^4 - 106*y^5 + 51*y^6 - 52*y^3*z - 4*y^4*z + 48*y^5*z + 54*y^2*z^2 - 12*y^3*z^2 + 36*y*z^3 - 192*y^2*z^3 + 100*y^3*z^3 + 9*z^4 - 98*y*z^4 + 147*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6))/(y^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-27*y^6 + 87*y^7 - 90*y^8 + 30*y^9 - 108*y^5*z + 456*y^6*z - 606*y^7*z + 258*y^8*z - 6*y^9*z - 637*y^4*z^2 + 2000*y^5*z^2 - 2349*y^6*z^2 + 1038*y^7*z^2 - 120*y^8*z^2 + 84*y^9*z^2 + 1436*y^3*z^3 + 137*y^4*z^3 - 4313*y^5*z^3 + 3306*y^6*z^3 - 786*y^7*z^3 + 492*y^8*z^3 + 987*y^2*z^4 - 7413*y^3*z^4 + 4952*y^4*z^4 + 2308*y^5*z^4 - 2154*y^6*z^4 + 1347*y^7*z^4 + 1146*y*z^5 - 6024*y^2*z^5 + 15680*y^3*z^5 - 8955*y^4*z^5 - 307*y^5*z^5 + 1848*y^6*z^5 + 324*z^6 - 4978*y*z^6 + 12803*y^2*z^6 - 15756*y^3*z^6 + 5025*y^4*z^6 + 960*y^5*z^6 - 1219*z^7 + 8105*y*z^7 - 11824*y^2*z^7 + 6800*y^3*z^7 - 414*y^4*z^7 + 1723*z^8 - 5920*y*z^8 + 4400*y^2*z^8 - 747*y^3*z^8 - 1085*z^9 + 1707*y*z^9 - 342*y^2*z^9 + 257*z^10 - 60*y*z^10))/(72*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^4) + ((-139*y^4 + 278*y^5 - 133*y^6 + 236*y^3*z - 188*y^4*z - 24*y^5*z - 42*y^2*z^2 - 364*y^3*z^2 + 300*y^4*z^2 - 28*y*z^3 + 176*y^2*z^3 + 100*y^3*z^3 - 7*z^4 + 94*y*z^4 - 141*y^2*z^4 + 20*z^5 - 60*y*z^5 - 10*z^6)*Zeta[3])/(2*y^3*(-1 + y + z)^2*(y + z)^4)) + G[1 - y, z]*(((I/4)*Pi^3*(10 - 20*y + 15*y^2 - 9*y^3 + 4*y^4 - 40*z + 60*y*z - 30*y^2*z + 10*y^3*z + 60*z^2 - 60*y*z^2 + 15*y^2*z^2 - y^3*z^2 - 40*z^3 + 20*y*z^3 + 10*z^4))/(y^3*(-1 + z)^2* (-1 + y + z)^2) + (Pi^2*(1223*y^4 - 2092*y^5 + 886*y^6 - 89*y^7 + 72*y^8 + 8*y^3*z - 3168*y^4*z + 4510*y^5*z - 2248*y^6*z + 706*y^7*z + 60*y^8*z + 2850*y^2*z^2 - 3008*y^3*z^2 + 2352*y^4*z^2 - 4010*y^5*z^2 + 3230*y^6*z^2 - 89*y^7*z^2 + 1966*y*z^3 - 13562*y^2*z^3 + 9594*y^3*z^3 - 2044*y^4*z^3 + 4586*y^5*z^3 - 1076*y^6*z^3 + 508*z^4 - 8454*y*z^4 + 24111*y^2*z^4 - 11881*y^3*z^4 + 4621*y^4*z^4 - 2466*y^5*z^4 - 2038*z^5 + 13704*y*z^5 - 19668*y^2*z^5 + 7212*y^3*z^5 - 2852*y^4*z^5 + 3066*z^6 - 10030*y*z^6 + 7001*y^2*z^6 - 1925*y^3*z^6 - 2050*z^7 + 2934*y*z^7 - 732*y^2*z^7 + 514*z^8 - 120*y*z^8))/(144*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-141*y^4 + 282*y^5 - 148*y^6 + 2*y^7 + y^8 - 102*y^3*z + 760*y^4*z - 968*y^5*z + 304*y^6*z - 2*y^7*z - 384*y^2*z^2 + 1144*y^3*z^2 - 1832*y^4*z^2 + 1102*y^5*z^2 - 166*y^6*z^2 + 4*y^7*z^2 - 256*y*z^3 + 2000*y^2*z^3 - 3072*y^3*z^3 + 1956*y^4*z^3 - 436*y^5*z^3 + 16*y^6*z^3 - 64*z^4 + 1120*y*z^4 - 3759*y^2*z^4 + 3122*y^3*z^4 - 758*y^4*z^4 + 24*y^5*z^4 + 248*z^5 - 1832*y*z^5 + 3054*y^2*z^5 - 1096*y^3*z^5 + 16*y^4*z^5 - 364*z^6 + 1328*y*z^6 - 911*y^2*z^6 + 4*y^3*z^6 + 240*z^7 - 360*y*z^7 - 60*z^8)*Zeta[3])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4))) + G[0, z]* (((I/1728)*Pi*(157968*y - 232507*y^2 + 74539*y^3 - 75420*z - 615854*y*z + 540597*y^2*z + 27696*y^3*z + 83429*z^2 + 685353*y*z^2 - 103620*y^2*z^2 - 14093*z^3 - 125232*y*z^3 + 6084*z^4))/(y*(-1 + z)^2*(-1 + y + z)*(y + z)^2) + (892656*y - 1325257*y^2 + 432601*y^3 - 392976*z - 3448346*y*z + 3032607*y^2*z + 371166*y^3*z + 448175*z^2 + 3685107*y*z^2 - 99816*y^2*z^2 - 200531*z^3 - 325650*y*z^3 + 145332*z^4)/ (10368*y*(-1 + z)^2*(-1 + y + z)*(y + z)^2) + (Pi^4*(-285 + 1404*y - 1013*y^2 + 1140*z - 3358*y*z + 1794*y^2*z - 1710*z^2 + 2346*y*z^2 - 1129*y^2*z^2 + 1140*z^3 + 230*y*z^3 - 285*z^4 - 622*y*z^4))/(960*y*(-1 + z)^4*(-1 + y + z)^2) + ((I/288)*Pi^3*(1836*y^3 - 2125*y^4 + 176*y^5 + 113*y^6 - 432*y^2*z - 5475*y^3*z + 5031*y^4*z + 1781*y^5*z - 1445*y^6*z + 1944*y*z^2 + 1671*y^2*z^2 + 1509*y^3*z^2 + 3906*y^4*z^2 - 7459*y^5*z^2 + 1116*y^6*z^2 + 648*z^3 - 8335*y*z^3 - 5485*y^2*z^3 + 15986*y^3*z^3 - 17198*y^4*z^3 + 4854*y^5*z^3 - 2664*z^4 + 12657*y*z^4 + 12719*y^2*z^4 - 24134*y^3*z^4 + 9738*y^4*z^4 + 4104*z^5 - 7401*y*z^5 - 13219*y^2*z^5 + 10062*y^3*z^5 - 2808*z^6 + 451*y*z^6 + 4746*y^2*z^6 + 720*z^7 + 684*y*z^7))/ (y^2*(-1 + z)^3*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(-10722*y^3 + 43229*y^4 - 49255*y^5 + 16748*y^6 - 8598*y^2*z + 139905*y^3*z - 286794*y^4*z + 173942*y^5*z - 22001*y^6*z + 25470*y*z^2 + 78936*y^2*z^2 - 524922*y^3*z^2 + 579087*y^4*z^2 - 165610*y^5*z^2 + 5217*y^6*z^2 + 5580*z^3 - 93382*y*z^3 - 249997*y^2*z^3 + 787211*y^3*z^3 - 436151*y^4*z^3 + 40815*y^5*z^3 - 22344*z^4 + 124236*y*z^4 + 338396*y^2*z^4 - 494099*y^3*z^4 + 100521*y^4*z^4 + 33552*z^5 - 67080*y*z^5 - 199531*y^2*z^5 + 102591*y^3*z^5 - 22392*z^6 + 7630*y*z^6 + 40794*y^2*z^6 + 5604*z^7 + 3126*y*z^7))/(864*y^2*(-1 + z)^3*(-1 + y + z)^2* (y + z)^3) + ((Pi^2*(381 - 454*y + 107*y^2 - 762*z + 694*y*z + 381*z^2 - 240*y*z^2))/(48*y*(-1 + z)^2*(-1 + y + z)^2) - ((I/24)*Pi*(1188*y^2 - 1976*y^3 + 891*y^4 - 103*y^5 - 2376*y*z - 1176*y^2*z + 5671*y^3*z - 2191*y^4*z + 144*y^5*z + 7734*y*z^2 - 213*y^2*z^2 - 6023*y^3*z^2 + 1423*y^4*z^2 - 194*z^3 - 7935*y*z^3 - 1201*y^2*z^3 + 2451*y^3*z^3 + 622*z^4 + 2072*y*z^4 + 1443*y^2*z^4 - 662*z^5 + 505*y*z^5 + 234*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (324*y^3 - 684*y^4 + 360*y^5 - 4308*y^2*z + 7107*y^3*z - 3548*y^4*z + 821*y^5*z + 25050*y*z^2 - 15477*y^2*z^2 - 24048*y^3*z^2 + 13833*y^4*z^2 + 402*y^5*z^2 + 5040*z^3 - 86136*y*z^3 + 41382*y^2*z^3 + 30288*y^3*z^3 - 4852*y^4*z^3 - 13584*z^4 + 97252*y*z^4 - 17374*y^2*z^4 - 8922*y^3*z^4 + 11088*z^5 - 36234*y*z^5 - 2640*y^2*z^5 - 1584*z^6 + 68*y*z^6 - 960*z^7)/(144*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^3))* G[0, 0, y] + (Pi^2*(-58*y^4 + 116*y^5 + 17*y^6 - 94*y^7 + 29*y^8 - 100*y^3*z + 440*y^4*z - 156*y^5*z - 410*y^6*z + 246*y^7*z - 216*y^2*z^2 + 864*y^3*z^2 - 766*y^4*z^2 - 600*y^5*z^2 + 711*y^6*z^2 - 36*y^7*z^2 - 144*y*z^3 + 1200*y^2*z^3 - 1868*y^3*z^3 + 68*y^4*z^3 + 972*y^5*z^3 - 144*y^6*z^3 - 36*z^4 + 680*y*z^4 - 2273*y^2*z^4 + 1450*y^3*z^4 + 489*y^4*z^4 - 216*y^5*z^4 + 152*z^5 - 1168*y*z^5 + 1810*y^2*z^5 - 310*y^3*z^5 - 144*y^4*z^5 - 236*z^6 + 872*y*z^6 - 521*y^2*z^6 - 36*y^3*z^6 + 160*z^7 - 240*y*z^7 - 40*z^8)*G[0, 1, y])/(24*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + (((I/24)*Pi*(-1226*y^3 + 3820*y^4 - 3510*y^5 + 1001*y^6 - 85*y^7 - 1850*y^2*z + 9918*y^3*z - 16290*y^4*z + 10124*y^5*z - 2082*y^6*z + 90*y^7*z - 1593*y*z^2 + 11684*y^2*z^2 - 25878*y^3*z^2 + 24516*y^4*z^2 - 9188*y^5*z^2 + 1101*y^6*z^2 - 324*z^3 + 8568*y*z^3 - 26068*y^2*z^3 + 28480*y^3*z^3 - 14222*y^4*z^3 + 2604*y^5*z^3 + 1692*z^4 - 16747*y*z^4 + 24855*y^2*z^4 - 11913*y^3*z^4 + 2196*y^4*z^4 - 3132*z^5 + 14252*y*z^5 - 8732*y^2*z^5 + 624*y^3*z^5 + 2484*z^6 - 4570*y*z^6 + 111*y^2*z^6 - 720*z^7 + 90*y*z^7))/ (y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-479*y^4 + 958*y^5 - 595*y^6 + 142*y^7 - 31*y^8 + 1186*y^3*z - 460*y^4*z - 2148*y^5*z + 1758*y^6*z - 346*y^7*z + 228*y^2*z^2 - 5216*y^3*z^2 + 3800*y^4*z^2 + 2274*y^5*z^2 - 1669*y^6*z^2 + 80*y^7*z^2 + 152*y*z^3 - 1240*y^2*z^3 + 8236*y^3*z^3 - 3736*y^4*z^3 - 1688*y^5*z^3 + 320*y^6*z^3 + 38*z^4 - 700*y*z^4 + 2278*y^2*z^4 - 5426*y^3*z^4 + 524*y^4*z^4 + 480*y^5*z^4 - 156*z^5 + 1184*y*z^5 - 1748*y^2*z^5 + 1140*y^3*z^5 + 320*y^4*z^5 + 238*z^6 - 876*y*z^6 + 482*y^2*z^6 + 80*y^3*z^6 - 160*z^7 + 240*y*z^7 + 40*z^8))/(24*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + (324*y^4 - 1008*y^5 + 1044*y^6 - 360*y^7 - 19510*y^3*z + 51680*y^4*z - 40866*y^5*z + 9445*y^6*z - 749*y^7*z - 19486*y^2*z^2 + 139926*y^3*z^2 - 229596*y^4*z^2 + 129202*y^5*z^2 - 22614*y^6*z^2 - 618*y^7*z^2 - 19722*y*z^3 + 146356*y^2*z^3 - 385893*y^3*z^3 + 365076*y^4*z^3 - 119452*y^5*z^3 + 5217*y^6*z^3 - 5508*z^4 + 117054*y*z^4 - 376640*y^2*z^4 + 470762*y^3*z^4 - 223876*y^4*z^4 + 21762*y^5*z^4 + 28812*z^5 - 246383*y*z^5 + 404883*y^2*z^5 - 226332*y^3*z^5 + 29484*y^4*z^5 - 53388*z^6 + 222172*y*z^6 - 162556*y^2*z^6 + 19320*y^3*z^6 + 42372*z^7 - 74801*y*z^7 + 7443*y^2*z^7 - 12288*z^8 + 1680*y*z^8)/(144*y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^4))*G[1, 0, y] + (Pi^2*(-94*y^4 + 188*y^5 - 136*y^6 + 65*y^7 - 23*y^8 - 244*y^3*z + 860*y^4*z - 972*y^5*z + 532*y^6*z - 176*y^7*z - 432*y^2*z^2 + 1824*y^3*z^2 - 2686*y^4*z^2 + 1770*y^5*z^2 - 610*y^6*z^2 + 19*y^7*z^2 - 288*y*z^3 + 2280*y^2*z^3 - 4448*y^3*z^3 + 3428*y^4*z^3 - 1192*y^5*z^3 + 76*y^6*z^3 - 72*z^4 + 1280*y*z^4 - 4358*y^2*z^4 + 4465*y^3*z^4 - 1607*y^4*z^4 + 114*y^5*z^4 + 284*z^5 - 2116*y*z^5 + 3604*y^2*z^5 - 1616*y^3*z^5 + 76*y^4*z^5 - 422*z^6 + 1544*y*z^6 - 1094*y^2*z^6 + 19*y^3*z^6 + 280*z^7 - 420*y*z^7 - 70*z^8)*G[1, 1, y])/ (24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((((3*I)/4)*Pi*(22 - 27*y + 5*y^2 - 44*z + 44*y*z + 22*z^2 - 17*y*z^2))/(y*(-1 + z)^2*(-1 + y + z)^2) + (1122*y^2 - 1875*y^3 + 887*y^4 - 134*y^5 - 2244*y*z - 1137*y^2*z + 5499*y^3*z - 2154*y^4*z + 84*y^5*z + 7278*y*z^2 - 45*y^2*z^2 - 5709*y^3*z^2 + 1117*y^4*z^2 - 192*z^3 - 7429*y*z^3 - 1055*y^2*z^3 + 1935*y^3*z^3 + 594*z^4 + 2022*y*z^4 + 1065*y^2*z^4 - 612*z^5 + 373*y*z^5 + 210*z^6)/ (24*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3))*G[0, 0, 0, y] + ((((-3*I)/4)*Pi*(-62*y^4 + 124*y^5 - 34*y^6 - 33*y^7 + 10*y^8 + 16*y^3*z + 220*y^4*z - 248*y^5*z - 64*y^6*z + 86*y^7*z - 108*y^2*z^2 + 168*y^3*z^2 - 242*y^4*z^2 - 74*y^5*z^2 + 210*y^6*z^2 - 13*y^7*z^2 - 72*y*z^3 + 600*y^2*z^3 - 576*y^3*z^3 - 60*y^4*z^3 + 316*y^5*z^3 - 52*y^6*z^3 - 18*z^4 + 340*y*z^4 - 1146*y^2*z^4 + 551*y^3*z^4 + 206*y^4*z^4 - 78*y^5*z^4 + 76*z^5 - 584*y*z^5 + 924*y^2*z^5 - 146*y^3*z^5 - 52*y^4*z^5 - 118*z^6 + 436*y*z^6 - 270*y^2*z^6 - 13*y^3*z^6 + 80*z^7 - 120*y*z^7 - 20*z^8))/(y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (47*y^4 - 1336*y^5 + 1844*y^6 - 556*y^7 - 5*y^8 + 3170*y^3*z - 7874*y^4*z + 9850*y^5*z - 5678*y^6*z + 880*y^7*z - 90*y^8*z + 3156*y^2*z^2 - 20704*y^3*z^2 + 30028*y^4*z^2 - 18740*y^5*z^2 + 4946*y^6*z^2 - 704*y^7*z^2 + 2508*y*z^3 - 19464*y^2*z^3 + 49508*y^3*z^3 - 39506*y^4*z^3 + 11982*y^5*z^3 - 1682*y^6*z^3 + 648*z^4 - 11390*y*z^4 + 41423*y^2*z^4 - 51508*y^3*z^4 + 19336*y^4*z^4 - 2136*y^5*z^4 - 2438*z^5 + 19210*y*z^5 - 37852*y^2*z^5 + 21246*y^3*z^5 - 2126*y^4*z^5 + 3446*z^6 - 14402*y*z^6 + 13511*y^2*z^6 - 1712*y^3*z^6 - 2170*z^7 + 4194*y*z^7 - 774*y^2*z^7 + 514*z^8 - 120*y*z^8)/ (24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, y] + ((((-3*I)/2)*Pi*(33*y^2 - 66*y^3 + 43*y^4 - 12*y^5 + 2*y^6 - 66*y*z + 172*y^3*z - 134*y^4*z + 28*y^5*z + 264*y*z^2 - 138*y^2*z^2 - 218*y^3*z^2 + 135*y^4*z^2 - 8*y^5*z^2 - 356*y*z^3 + 96*y^2*z^3 + 168*y^3*z^3 - 32*y^4*z^3 + 10*z^4 + 172*y*z^4 + 43*y^2*z^4 - 48*y^3*z^4 - 20*z^5 - 6*y*z^5 - 32*y^2*z^5 + 10*z^6 - 8*y*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (1424*y^3 - 4390*y^4 + 3947*y^5 - 1097*y^6 + 116*y^7 + 2180*y^2*z - 11436*y^3*z + 18410*y^4*z - 11274*y^5*z + 2276*y^6*z - 66*y^7*z + 1791*y*z^2 - 13460*y^2*z^2 + 29352*y^3*z^2 - 27322*y^4*z^2 + 9875*y^5*z^2 - 979*y^6*z^2 + 390*z^3 - 9714*y*z^3 + 29622*y^2*z^3 - 31798*y^3*z^3 + 15146*y^4*z^3 - 2248*y^5*z^3 - 2010*z^4 + 19068*y*z^4 - 28015*y^2*z^4 + 12752*y^3*z^4 - 1644*y^4*z^4 + 3690*z^5 - 16272*y*z^5 + 9722*y^2*z^5 - 244*y^3*z^5 - 2910*z^6 + 5241*y*z^6 - 49*y^2*z^6 + 840*z^7 - 114*y*z^7)/(24*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))* G[1, 0, 0, y] + ((((3*I)/4)*Pi*(51*y^4 - 102*y^5 + 66*y^6 - 24*y^7 + 9*y^8 + 6*y^3*z - 220*y^4*z + 376*y^5*z - 228*y^6*z + 66*y^7*z + 108*y^2*z^2 - 256*y^3*z^2 + 566*y^4*z^2 - 590*y^5*z^2 + 240*y^6*z^2 - 6*y^7*z^2 + 72*y*z^3 - 600*y^2*z^3 + 880*y^3*z^3 - 772*y^4*z^3 + 388*y^5*z^3 - 24*y^6*z^3 + 18*z^4 - 340*y*z^4 + 1189*y^2*z^4 - 1040*y^3*z^4 + 408*y^4*z^4 - 36*y^5*z^4 - 76*z^5 + 584*y*z^5 - 1010*y^2*z^5 + 416*y^3*z^5 - 24*y^4*z^5 + 118*z^6 - 436*y*z^6 + 313*y^2*z^6 - 6*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8))/(y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (739*y^4 - 707*y^5 - 321*y^6 + 266*y^7 + 23*y^8 + 1018*y^3*z - 2858*y^4*z + 560*y^5*z + 1226*y^6*z - 156*y^7*z + 72*y^8*z + 3042*y^2*z^2 - 6873*y^3*z^2 + 4138*y^4*z^2 + 821*y^5*z^2 - 215*y^6*z^2 + 270*y^7*z^2 + 2430*y*z^3 - 14154*y^2*z^3 + 14914*y^3*z^3 - 4162*y^4*z^3 + 1302*y^5*z^3 - 120*y^6*z^3 + 648*z^4 - 9908*y*z^4 + 24412*y^2*z^4 - 14863*y^3*z^4 + 4806*y^4*z^4 - 1596*y^5*z^4 - 2438*z^5 + 15220*y*z^5 - 19226*y^2*z^5 + 7670*y^3*z^5 - 2568*y^4*z^5 + 3446*z^6 - 10556*y*z^6 + 6622*y^2*z^6 - 1866*y^3*z^6 - 2170*z^7 + 2934*y*z^7 - 696*y^2*z^7 + 514*z^8 - 120*y*z^8)/ (24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[1, 1, 0, y] - (3*(19 - 22*y + 3*y^2 - 38*z + 38*y*z + 19*z^2 - 16*y*z^2)* G[0, 0, 0, 0, y])/(4*y*(-1 + z)^2*(-1 + y + z)^2) + ((122*y^4 - 244*y^5 + 215*y^6 - 111*y^7 + 33*y^8 - 106*y^3*z - 290*y^4*z + 1012*y^5*z - 874*y^6*z + 288*y^7*z + 138*y^2*z^2 + 92*y^3*z^2 + 883*y^4*z^2 - 1958*y^5*z^2 + 1037*y^6*z^2 - 45*y^7*z^2 + 92*y*z^3 - 820*y^2*z^3 + 880*y^3*z^3 - 1828*y^4*z^3 + 1592*y^5*z^3 - 180*y^6*z^3 + 23*z^4 - 470*y*z^4 + 1762*y^2*z^4 - 1723*y^3*z^4 + 1326*y^4*z^4 - 270*y^5*z^4 - 106*z^5 + 844*y*z^5 - 1616*y^2*z^5 + 902*y^3*z^5 - 180*y^4*z^5 + 173*z^6 - 646*y*z^6 + 536*y^2*z^6 - 45*y^3*z^6 - 120*z^7 + 180*y*z^7 + 30*z^8)* G[0, 0, 1, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-197*y^4 + 394*y^5 - 102*y^6 - 106*y^7 + 28*y^8 + 4*y^3*z + 790*y^4*z - 808*y^5*z - 220*y^6*z + 268*y^7*z - 390*y^2*z^2 + 804*y^3*z^2 - 1043*y^4*z^2 - 202*y^5*z^2 + 690*y^6*z^2 - 50*y^7*z^2 - 260*y*z^3 + 2140*y^2*z^3 - 2356*y^3*z^3 + 80*y^4*z^3 + 1028*y^5*z^3 - 200*y^6*z^3 - 65*z^4 + 1210*y*z^4 - 4060*y^2*z^4 + 2178*y^3*z^4 + 598*y^4*z^4 - 300*y^5*z^4 + 270*z^5 - 2060*y*z^5 + 3260*y^2*z^5 - 580*y^3*z^5 - 200*y^4*z^5 - 415*z^6 + 1530*y*z^6 - 950*y^2*z^6 - 50*y^3*z^6 + 280*z^7 - 420*y*z^7 - 70*z^8)* G[0, 1, 0, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((58*y^4 - 116*y^5 - 17*y^6 + 94*y^7 - 29*y^8 + 100*y^3*z - 440*y^4*z + 156*y^5*z + 410*y^6*z - 246*y^7*z + 216*y^2*z^2 - 864*y^3*z^2 + 766*y^4*z^2 + 600*y^5*z^2 - 711*y^6*z^2 + 36*y^7*z^2 + 144*y*z^3 - 1200*y^2*z^3 + 1868*y^3*z^3 - 68*y^4*z^3 - 972*y^5*z^3 + 144*y^6*z^3 + 36*z^4 - 680*y*z^4 + 2273*y^2*z^4 - 1450*y^3*z^4 - 489*y^4*z^4 + 216*y^5*z^4 - 152*z^5 + 1168*y*z^5 - 1810*y^2*z^5 + 310*y^3*z^5 + 144*y^4*z^5 + 236*z^6 - 872*y*z^6 + 521*y^2*z^6 + 36*y^3*z^6 - 160*z^7 + 240*y*z^7 + 40*z^8)* G[0, 1, 1, 0, y])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((187*y^2 - 374*y^3 + 247*y^4 - 68*y^5 + 8*y^6 - 374*y*z + 988*y^3*z - 766*y^4*z + 152*y^5*z + 1496*y*z^2 - 762*y^2*z^2 - 1262*y^3*z^2 + 775*y^4*z^2 - 52*y^5*z^2 - 2004*y*z^3 + 504*y^2*z^3 + 992*y^3*z^3 - 208*y^4*z^3 + 60*z^4 + 948*y*z^4 + 287*y^2*z^4 - 312*y^3*z^4 - 120*z^5 - 14*y*z^5 - 208*y^2*z^5 + 60*z^6 - 52*y*z^6)* G[1, 0, 0, 0, y])/(4*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-283*y^4 + 566*y^5 - 345*y^6 + 84*y^7 - 27*y^8 - 208*y^3*z + 1550*y^4*z - 2156*y^5*z + 1026*y^6*z - 222*y^7*z - 774*y^2*z^2 + 2388*y^3*z^2 - 4105*y^4*z^2 + 3118*y^5*z^2 - 963*y^6*z^2 + 30*y^7*z^2 - 516*y*z^3 + 4140*y^2*z^3 - 6688*y^3*z^3 + 5028*y^4*z^3 - 1816*y^5*z^3 + 120*y^6*z^3 - 129*z^4 + 2330*y*z^4 - 7969*y^2*z^4 + 7128*y^3*z^4 - 2337*y^4*z^4 + 180*y^5*z^4 + 518*z^5 - 3892*y*z^5 + 6614*y^2*z^5 - 2650*y^3*z^5 + 120*y^4*z^5 - 779*z^6 + 2858*y*z^6 - 2011*y^2*z^6 + 30*y^3*z^6 + 520*z^7 - 780*y*z^7 - 130*z^8)*G[1, 0, 1, 0, y])/(4*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + ((-186*y^4 + 372*y^5 - 246*y^6 + 87*y^7 - 27*y^8 - 18*y^3*z + 790*y^4*z - 1384*y^5*z + 840*y^6*z - 228*y^7*z - 390*y^2*z^2 + 892*y^3*z^2 - 2039*y^4*z^2 + 2174*y^5*z^2 - 888*y^6*z^2 + 33*y^7*z^2 - 260*y*z^3 + 2140*y^2*z^3 - 3108*y^3*z^3 + 2800*y^4*z^3 - 1468*y^5*z^3 + 132*y^6*z^3 - 65*z^4 + 1210*y*z^4 - 4215*y^2*z^4 + 3699*y^3*z^4 - 1524*y^4*z^4 + 198*y^5*z^4 + 270*z^5 - 2060*y*z^5 + 3570*y^2*z^5 - 1498*y^3*z^5 + 132*y^4*z^5 - 415*z^6 + 1530*y*z^6 - 1105*y^2*z^6 + 33*y^3*z^6 + 280*z^7 - 420*y*z^7 - 70*z^8)*G[1, 1, 0, 0, y])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((94*y^4 - 188*y^5 + 136*y^6 - 65*y^7 + 23*y^8 + 244*y^3*z - 860*y^4*z + 972*y^5*z - 532*y^6*z + 176*y^7*z + 432*y^2*z^2 - 1824*y^3*z^2 + 2686*y^4*z^2 - 1770*y^5*z^2 + 610*y^6*z^2 - 19*y^7*z^2 + 288*y*z^3 - 2280*y^2*z^3 + 4448*y^3*z^3 - 3428*y^4*z^3 + 1192*y^5*z^3 - 76*y^6*z^3 + 72*z^4 - 1280*y*z^4 + 4358*y^2*z^4 - 4465*y^3*z^4 + 1607*y^4*z^4 - 114*y^5*z^4 - 284*z^5 + 2116*y*z^5 - 3604*y^2*z^5 + 1616*y^3*z^5 - 76*y^4*z^5 + 422*z^6 - 1544*y*z^6 + 1094*y^2*z^6 - 19*y^3*z^6 - 280*z^7 + 420*y*z^7 + 70*z^8)*G[1, 1, 1, 0, y])/(4*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + ((((-3*I)/4)*Pi*(-9 - 6*y + 5*y^2 + 36*z + 2*y*z + 2*y^2*z - 54*z^2 - 6*y*z^2 + 11*y^2*z^2 + 36*z^3 + 6*y*z^3 - 9*z^4 + 4*y*z^4))/ (y*(-1 + z)^4*(-1 + y + z)^2) + (5148*y^3 - 10607*y^4 + 6202*y^5 - 707*y^6 + 594*y^2*z - 36645*y^3*z + 58388*y^4*z - 26937*y^5*z + 3916*y^6*z + 6534*y*z^2 - 18078*y^2*z^2 + 108846*y^3*z^2 - 129681*y^4*z^2 + 44790*y^5*z^2 - 2219*y^6*z^2 + 2178*z^3 - 38444*y*z^3 + 70900*y^2*z^3 - 172679*y^3*z^3 + 137642*y^4*z^3 - 24361*y^5*z^3 - 72*y^6*z^3 - 10764*z^4 + 89084*y*z^4 - 114546*y^2*z^4 + 143566*y^3*z^4 - 60062*y^4*z^4 + 3060*y^5*z^4 + 21384*z^5 - 102306*y*z^5 + 86076*y^2*z^5 - 52430*y^3*z^5 + 7074*y^4*z^5 - 21348*z^6 + 58898*y*z^6 - 26548*y^2*z^6 + 5112*y^3*z^6 + 10710*z^7 - 14198*y*z^7 + 1602*y^2*z^7 - 2160*z^8 + 432*y*z^8)/(72*y^2*(-1 + z)^4*(-1 + y + z)^2*(y + z)^3))*Zeta[3] + G[1, y]*(((-1/8*I)*Pi^3*(51*y^4 - 102*y^5 + 66*y^6 - 24*y^7 + 9*y^8 + 6*y^3*z - 220*y^4*z + 376*y^5*z - 228*y^6*z + 66*y^7*z + 108*y^2*z^2 - 256*y^3*z^2 + 566*y^4*z^2 - 590*y^5*z^2 + 240*y^6*z^2 - 6*y^7*z^2 + 72*y*z^3 - 600*y^2*z^3 + 880*y^3*z^3 - 772*y^4*z^3 + 388*y^5*z^3 - 24*y^6*z^3 + 18*z^4 - 340*y*z^4 + 1189*y^2*z^4 - 1040*y^3*z^4 + 408*y^4*z^4 - 36*y^5*z^4 - 76*z^5 + 584*y*z^5 - 1010*y^2*z^5 + 416*y^3*z^5 - 24*y^4*z^5 + 118*z^6 - 436*y*z^6 + 313*y^2*z^6 - 6*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8))/(y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-739*y^4 + 707*y^5 + 321*y^6 - 266*y^7 - 23*y^8 - 1018*y^3*z + 2858*y^4*z - 560*y^5*z - 1226*y^6*z + 156*y^7*z - 72*y^8*z - 3042*y^2*z^2 + 6873*y^3*z^2 - 4138*y^4*z^2 - 821*y^5*z^2 + 215*y^6*z^2 - 270*y^7*z^2 - 2430*y*z^3 + 14154*y^2*z^3 - 14914*y^3*z^3 + 4162*y^4*z^3 - 1302*y^5*z^3 + 120*y^6*z^3 - 648*z^4 + 9908*y*z^4 - 24412*y^2*z^4 + 14863*y^3*z^4 - 4806*y^4*z^4 + 1596*y^5*z^4 + 2438*z^5 - 15220*y*z^5 + 19226*y^2*z^5 - 7670*y^3*z^5 + 2568*y^4*z^5 - 3446*z^6 + 10556*y*z^6 - 6622*y^2*z^6 + 1866*y^3*z^6 + 2170*z^7 - 2934*y*z^7 + 696*y^2*z^7 - 514*z^8 + 120*y*z^8))/ (144*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((286*y^4 - 572*y^5 + 308*y^6 - 16*y^7 + 4*y^8 + 154*y^3*z - 1450*y^4*z + 1956*y^5*z - 680*y^6*z + 40*y^7*z + 726*y^2*z^2 - 2060*y^3*z^2 + 3485*y^4*z^2 - 2292*y^5*z^2 + 428*y^6*z^2 - 8*y^7*z^2 + 484*y*z^3 - 3860*y^2*z^3 + 5820*y^3*z^3 - 3828*y^4*z^3 + 972*y^5*z^3 - 32*y^6*z^3 + 121*z^4 - 2170*y*z^4 + 7365*y^2*z^4 - 6092*y^3*z^4 + 1543*y^4*z^4 - 48*y^5*z^4 - 482*z^5 + 3608*y*z^5 - 6054*y^2*z^5 + 2186*y^3*z^5 - 32*y^4*z^5 + 721*z^6 - 2642*y*z^6 + 1823*y^2*z^6 - 8*y^3*z^6 - 480*z^7 + 720*y*z^7 + 120*z^8)*Zeta[3])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4))) + G[0, y]* (((-1/144*I)*Pi*(-22419*y + 19036*y^2 + 87*y^3 - 2970*z + 46733*y*z - 18862*y^2*z + 8248*z^2 - 24227*y*z^2 - 5278*z^3))/ (y*(-1 + z)*(-1 + y + z)*(y + z)^2) + (295272*y - 307441*y^2 + 8418*y^3 + 81000*z - 745574*y*z + 324277*y^2*z - 223861*z^2 + 458720*y*z^2 + 142861*z^3)/ (1728*y*(-1 + z)*(-1 + y + z)*(y + z)^2) + (Pi^4*(1077 - 2323*y + 1991*y^2 - 864*y^3 - 4308*z + 7950*y*z - 4030*y^2*z + 864*y^3*z + 6462*z^2 - 9768*y*z^2 + 1967*y^2*z^2 - 4308*z^3 + 5074*y*z^3 + 1077*z^4 - 933*y*z^4))/ (1440*y*(-1 + z)^4*(-1 + y + z)^2) + ((I/144)*Pi^3*(-594*y^2 + 210*y^3 + 679*y^4 - 278*y^5 + 1188*y*z - 1746*y^2*z + 2841*y^3*z - 2194*y^4*z + 270*y^5*z - 6201*y*z^2 + 10389*y^2*z^2 - 7152*y^3*z^2 + 1491*y^4*z^2 - 681*z^3 + 12001*y*z^3 - 13448*y^2*z^3 + 4077*y^3*z^3 + 1992*z^4 - 10153*y*z^4 + 5391*y^2*z^4 - 1941*z^5 + 3165*y*z^5 + 630*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(324*y^3 - 684*y^4 + 360*y^5 - 36384*y^2*z + 52607*y^3*z - 12806*y^4*z - 3866*y^5*z - 16458*y*z^2 + 145557*y^2*z^2 - 139603*y^3*z^2 + 18152*y^4*z^2 + 4794*y^5*z^2 + 2484*z^3 + 43038*y*z^3 - 199821*y^2*z^3 + 110429*y^3*z^3 - 798*y^4*z^3 - 13696*z^4 - 30665*y*z^4 + 105139*y^2*z^4 - 19893*y^3*z^4 + 24953*z^5 - 2026*y*z^5 - 13203*y^2*z^5 - 18754*z^6 + 6111*y*z^6 + 5013*z^7))/(864*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^3) + ((Pi^2*(316 - 486*y + 183*y^2 - 1264*z + 1580*y*z - 368*y^2*z + 1896*z^2 - 1818*y*z^2 + 182*y^2*z^2 - 1264*z^3 + 844*y*z^3 + 316*z^4 - 120*y*z^4))/(24*y*(-1 + z)^4*(-1 + y + z)^2) - ((I/24)*Pi*(1512*y^3 - 2404*y^4 + 865*y^5 + 27*y^6 - 1404*y^2*z - 3468*y^3*z + 6359*y^4*z - 1811*y^5*z + 234*y^6*z + 972*y*z^2 + 3426*y^2*z^2 + 3051*y^3*z^2 - 5911*y^4*z^2 + 1729*y^5*z^2 + 324*z^3 - 3646*y*z^3 - 2531*y^2*z^3 - 2205*y^3*z^3 + 2739*y^4*z^3 - 1008*z^4 + 4520*y*z^4 + 238*y^2*z^4 + 1371*y^3*z^4 + 1044*z^5 - 1990*y*z^5 + 271*y^2*z^5 - 360*z^6 + 144*y*z^6))/(y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (14406*y^3 - 26880*y^4 + 13892*y^5 - 1418*y^6 - 2046*y^2*z - 74148*y^3*z + 114636*y^4*z - 43484*y^5*z + 2234*y^6*z + 14742*y*z^2 - 19917*y^2*z^2 + 163650*y^3*z^2 - 179544*y^4*z^2 + 43630*y^5*z^2 - 924*y^6*z^2 + 6552*z^3 - 72915*y*z^3 + 80891*y^2*z^3 - 184202*y^3*z^3 + 121326*y^4*z^3 - 14362*y^5*z^3 - 26340*z^4 + 131619*y*z^4 - 100265*y^2*z^4 + 101846*y^3*z^4 - 29862*y^4*z^4 + 39708*z^5 - 104787*y*z^5 + 47899*y^2*z^5 - 21660*y^3*z^5 - 26604*z^6 + 32667*y*z^6 - 6562*y^2*z^6 + 6684*z^7 - 1326*y*z^7)/(144*y^2*(-1 + z)^3*(-1 + y + z)^2* (y + z)^3))*G[0, 0, z] + (Pi^2*(11*y^2 - 22*y^3 + 7*y^4 - 17*y^5 + 4*y^6 - 22*y*z + 28*y^3*z - 82*y^4*z + 42*y^5*z + 88*y*z^2 - 90*y^2*z^2 - 92*y^3*z^2 + 135*y^4*z^2 - 9*y^5*z^2 - 148*y*z^3 + 68*y^2*z^3 + 156*y^3*z^3 - 36*y^4*z^3 - 4*z^4 + 103*y*z^4 + 51*y^2*z^4 - 54*y^3*z^4 + 8*z^5 - 12*y*z^5 - 36*y^2*z^5 - 4*z^6 - 9*y*z^6)*G[0, 1, z])/(24*y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-115*y^4 + 230*y^5 - 160*y^6 + 109*y^7 - 95*y^8 + 36*y^9 + 2*y^3*z + 575*y^4*z - 1102*y^5*z + 916*y^6*z - 625*y^7*z + 239*y^8*z - 228*y^2*z^2 + 462*y^3*z^2 - 1662*y^4*z^2 + 2580*y^5*z^2 - 2030*y^6*z^2 + 759*y^7*z^2 - 152*y*z^3 + 1468*y^2*z^3 - 2216*y^3*z^3 + 3122*y^4*z^3 - 3316*y^5*z^3 + 1526*y^6*z^3 - 27*y^7*z^3 - 38*z^4 + 852*y*z^4 - 3679*y^2*z^4 + 3965*y^3*z^4 - 3186*y^4*z^4 + 1806*y^5*z^4 - 108*y^6*z^4 + 194*z^5 - 1884*y*z^5 + 4509*y^2*z^5 - 3167*y^3*z^5 + 1374*y^4*z^5 - 162*y^5*z^5 - 394*z^6 + 2060*y*z^6 - 2713*y^2*z^6 + 981*y^3*z^6 - 108*y^4*z^6 + 398*z^7 - 1116*y*z^7 + 643*y^2*z^7 - 27*y^3*z^7 - 200*z^8 + 240*y*z^8 + 40*z^9)*G[0, 1 - y, z])/ (24*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((Pi^2*(-40 + 80*y - 35*y^2 + 23*y^3 + 9*y^4 + 160*z - 240*y*z + 70*y^2*z - 64*y^3*z - 240*z^2 + 240*y*z^2 - 35*y^2*z^2 + 41*y^3*z^2 + 160*z^3 - 80*y*z^3 - 40*z^4))/(24*y^3*(-1 + z)^2* (-1 + y + z)^2) + (4083*y^2 - 13116*y^3 + 13208*y^4 - 4093*y^5 + 403*y^6 - 2559*y*z - 35202*y^2*z + 76932*y^3*z - 41233*y^4*z + 4959*y^5*z + 36*y^6*z - 720*z^2 - 7764*y*z^2 + 116652*y^2*z^2 - 132369*y^3*z^2 + 30743*y^4*z^2 + 451*y^5*z^2 - 3444*z^3 + 49814*y*z^3 - 151657*y^2*z^3 + 73501*y^3*z^3 - 1401*y^4*z^3 + 14652*z^4 - 66598*y*z^4 + 69315*y^2*z^4 - 4509*y^3*z^4 - 16092*z^5 + 27605*y*z^5 - 3191*y^2*z^5 + 5604*z^6 - 498*y*z^6)/ (144*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + ((I/24)*Pi*(495*y^2 - 1152*y^3 + 771*y^4 - 116*y^5 - 15*y^6 - 99*y*z - 3258*y^2*z + 5571*y^3*z - 2070*y^4*z - 53*y^5*z + 18*y^6*z - 684*y*z^2 + 8721*y^2*z^2 - 8376*y^3*z^2 + 1062*y^4*z^2 + 178*y^5*z^2 - 360*z^3 + 3219*y*z^3 - 9908*y^2*z^3 + 3912*y^3*z^3 + 246*y^4*z^3 + 1080*z^4 - 3972*y*z^4 + 3970*y^2*z^4 + 48*y^3*z^4 - 1080*z^5 + 1518*y*z^5 - 20*y^2*z^5 + 360*z^6 + 18*y*z^6))/(y^2*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3))*G[1, 0, z] + (Pi^2*(-60 + 120*y - 43*y^2 - 23*y^3 + 12*y^4 + 240*z - 360*y*z + 86*y^2*z + 22*y^3*z - 360*z^2 + 360*y*z^2 - 43*y^2*z^2 + y^3*z^2 + 240*z^3 - 120*y*z^3 - 60*z^4)* G[1, 1, z])/(24*y^3*(-1 + z)^2*(-1 + y + z)^2) + (Pi^2*(30 - 60*y + 23*y^2 + 12*y^3 - 3*y^4 - 120*z + 180*y*z - 46*y^2*z - 18*y^3*z + 180*z^2 - 180*y*z^2 + 23*y^2*z^2 + 6*y^3*z^2 - 120*z^3 + 60*y*z^3 + 30*z^4)*G[1, 1 - y, z])/ (12*y^3*(-1 + z)^2*(-1 + y + z)^2) + (((I/24)*Pi*(-731*y^3 + 2632*y^4 - 2765*y^5 + 931*y^6 - 67*y^7 - 1454*y^2*z + 7344*y^3*z - 12716*y^4*z + 8534*y^5*z - 1888*y^6*z + 72*y^7*z - 1692*y*z^2 + 10694*y^2*z^2 - 22200*y^3*z^2 + 21034*y^4*z^2 - 8207*y^5*z^2 + 977*y^6*z^2 - 324*z^3 + 8964*y*z^3 - 25860*y^2*z^3 + 27072*y^3*z^3 - 13264*y^4*z^3 + 2468*y^5*z^3 + 1692*z^4 - 17388*y*z^4 + 25881*y^2*z^4 - 12364*y^3*z^4 + 2334*y^4*z^4 - 3132*z^5 + 14724*y*z^5 - 9446*y^2*z^5 + 884*y^3*z^5 + 2484*z^6 - 4680*y*z^6 + 185*y^2*z^6 - 720*z^7 + 72*y*z^7))/(y^2*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(-477*y^4 + 954*y^5 - 552*y^6 + 101*y^7 - 31*y^8 + 1194*y^3*z - 480*y^4*z - 1968*y^5*z + 1508*y^6*z - 264*y^7*z + 240*y^2*z^2 - 5256*y^3*z^2 + 4092*y^4*z^2 + 1680*y^5*z^2 - 1298*y^6*z^2 + 39*y^7*z^2 + 160*y*z^3 - 1280*y^2*z^3 + 8464*y^3*z^3 - 4432*y^4*z^3 - 1024*y^5*z^3 + 156*y^6*z^3 + 40*z^4 - 720*y*z^4 + 2365*y^2*z^4 - 5835*y^3*z^4 + 1110*y^4*z^4 + 234*y^5*z^4 - 160*z^5 + 1200*y*z^5 - 1850*y^2*z^5 + 1394*y^3*z^5 + 156*y^4*z^5 + 240*z^6 - 880*y*z^6 + 525*y^2*z^6 + 39*y^3*z^6 - 160*z^7 + 240*y*z^7 + 40*z^8))/ (24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (324*y^4 - 1368*y^5 + 1764*y^6 - 720*y^7 - 14239*y^3*z + 37424*y^4*z - 25958*y^5*z + 2028*y^6*z + 745*y^7*z - 15190*y^2*z^2 + 109500*y^3*z^2 - 170324*y^4*z^2 + 82126*y^5*z^2 - 7618*y^6*z^2 - 1752*y^7*z^2 - 21021*y*z^3 + 133726*y^2*z^3 - 317619*y^3*z^3 + 266470*y^4*z^3 - 67036*y^5*z^3 - 3082*y^6*z^3 - 5832*z^4 + 121926*y*z^4 - 356926*y^2*z^4 + 391588*y^3*z^4 - 149004*y^4*z^4 + 1874*y^5*z^4 + 29784*z^5 - 250831*y*z^5 + 383376*y^2*z^5 - 179779*y^3*z^5 + 8202*y^4*z^5 - 54360*z^6 + 221576*y*z^6 - 150418*y^2*z^6 + 8822*y^3*z^6 + 42696*z^7 - 73258*y*z^7 + 5432*y^2*z^7 - 12288*z^8 + 1608*y*z^8)/ (144*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^4))*G[1 - y, 0, z] + (Pi^2*(-71*y^4 + 142*y^5 - 73*y^6 + 26*y^7 - 68*y^8 + 36*y^9 - 218*y^3*z + 791*y^4*z - 794*y^5*z + 323*y^6*z - 322*y^7*z + 212*y^8*z - 360*y^2*z^2 + 1810*y^3*z^2 - 2826*y^4*z^2 + 1686*y^5*z^2 - 827*y^6*z^2 + 510*y^7*z^2 - 240*y*z^3 + 2280*y^2*z^3 - 5308*y^3*z^3 + 4546*y^4*z^3 - 1818*y^5*z^3 + 713*y^6*z^3 + 2*y^7*z^3 - 60*z^4 + 1320*y*z^4 - 5582*y^2*z^4 + 7270*y^3*z^4 - 3483*y^4*z^4 + 808*y^5*z^4 + 8*y^6*z^4 + 300*z^5 - 2880*y*z^5 + 6666*y^2*z^5 - 4764*y^3*z^5 + 1035*y^4*z^5 + 12*y^5*z^5 - 600*z^6 + 3120*y*z^6 - 3906*y^2*z^6 + 1208*y^3*z^6 + 8*y^4*z^6 + 600*z^7 - 1680*y*z^7 + 902*y^2*z^7 + 2*y^3*z^7 - 300*z^8 + 360*y*z^8 + 60*z^9)*G[1 - y, 1, z])/ (24*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(93*y^4 - 186*y^5 + 117*y^6 - 84*y^7 + 94*y^8 - 36*y^9 + 174*y^3*z - 813*y^4*z + 1014*y^5*z - 687*y^6*z + 548*y^7*z - 238*y^8*z + 360*y^2*z^2 - 1590*y^3*z^2 + 2826*y^4*z^2 - 2430*y^5*z^2 + 1603*y^6*z^2 - 684*y^7*z^2 + 240*y*z^3 - 2280*y^2*z^3 + 4956*y^3*z^3 - 4866*y^4*z^3 + 2962*y^5*z^3 - 1193*y^6*z^3 + 4*y^7*z^3 + 60*z^4 - 1320*y*z^4 + 5604*y^2*z^4 - 7152*y^3*z^4 + 4151*y^4*z^4 - 1420*y^5*z^4 + 16*y^6*z^4 - 300*z^5 + 2880*y*z^5 - 6732*y^2*z^5 + 4930*y^3*z^5 - 1407*y^4*z^5 + 24*y^5*z^5 + 600*z^6 - 3120*y*z^6 + 3972*y^2*z^6 - 1322*y^3*z^6 + 16*y^4*z^6 - 600*z^7 + 1680*y*z^7 - 924*y^2*z^7 + 4*y^3*z^7 + 300*z^8 - 360*y*z^8 - 60*z^9)*G[1 - y, 1 - y, z])/ (24*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-74*y^4 + 148*y^5 - 71*y^6 + 34*y^3*z + 82*y^4*z - 104*y^5*z - 114*y^2*z^2 + 168*y^3*z^2 - 111*y^4*z^2 - 76*y*z^3 + 392*y^2*z^3 - 274*y^3*z^3 - 19*z^4 + 198*y*z^4 - 296*y^2*z^4 + 40*z^5 - 120*y*z^5 - 20*z^6)*G[-y, 1 - y, z])/(12*y^3*(-1 + y + z)^2* (y + z)^4) + ((((3*I)/4)*Pi*(43 - 69*y + 26*y^2 - 86*z + 86*y*z + 43*z^2 - 17*y*z^2))/(y*(-1 + z)^2*(-1 + y + z)^2) + (1608*y^3 - 2550*y^4 + 905*y^5 + 37*y^6 - 786*y^2*z - 4674*y^3*z + 6777*y^4*z - 1713*y^5*z + 210*y^6*z + 1458*y*z^2 + 717*y^2*z^2 + 5247*y^3*z^2 - 5835*y^4*z^2 + 1549*y^5*z^2 + 486*z^3 - 5403*y*z^3 + 959*y^2*z^3 - 2909*y^3*z^3 + 2349*y^4*z^3 - 1512*z^4 + 6516*y*z^4 - 939*y^2*z^4 + 975*y^3*z^4 + 1566*z^5 - 2655*y*z^5 + 49*y^2*z^5 - 540*z^6 + 84*y*z^6)/(24*y^2*(-1 + z)^2* (-1 + y + z)^2*(y + z)^3))*G[0, 0, 0, z] + ((((-3*I)/4)*Pi*(-11*y^2 + 22*y^3 - 8*y^4 - 11*y^5 + 3*y^6 + 22*y*z - 32*y^3*z - 28*y^4*z + 28*y^5*z - 88*y*z^2 + 84*y^2*z^2 - 68*y^3*z^2 + 74*y^4*z^2 - 5*y^5*z^2 + 144*y*z^3 - 168*y^2*z^3 + 120*y^3*z^3 - 20*y^4*z^3 + 3*z^4 - 123*y*z^4 + 118*y^2*z^4 - 30*y^3*z^4 - 6*z^5 + 50*y*z^5 - 20*y^2*z^5 + 3*z^6 - 5*y*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (395*y^3 - 913*y^4 + 664*y^5 - 153*y^6 + y^7 + 1280*y^2*z - 5669*y^3*z + 6899*y^4*z - 2730*y^5*z + 263*y^6*z + 11*y^7*z + 414*y*z^2 - 8977*y^2*z^2 + 22308*y^3*z^2 - 16509*y^4*z^2 + 3412*y^5*z^2 + 9*y^6*z^2 - 30*y^7*z^2 + 120*z^3 - 3294*y*z^3 + 25129*y^2*z^3 - 37832*y^3*z^3 + 16067*y^4*z^3 - 1116*y^5*z^3 - 191*y^6*z^3 - 846*z^4 + 9461*y*z^4 - 34586*y^2*z^4 + 29614*y^3*z^4 - 5442*y^4*z^4 - 338*y^5*z^4 + 2178*z^5 - 12753*y*z^5 + 23354*y^2*z^5 - 8880*y^3*z^5 - 174*y^4*z^5 - 2658*z^6 + 8223*y*z^6 - 6237*y^2*z^6 + 46*y^3*z^6 + 1566*z^7 - 2045*y*z^7 + 37*y^2*z^7 - 360*z^8 - 6*y*z^8)/(24*y^2*(-1 + z)^3* (-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, z] + ((((-3*I)/4)*Pi*(73*y^4 - 146*y^5 + 90*y^6 - 26*y^7 + 9*y^8 - 38*y^3*z - 220*y^4*z + 472*y^5*z - 284*y^6*z + 70*y^7*z + 108*y^2*z^2 - 80*y^3*z^2 + 446*y^4*z^2 - 662*y^5*z^2 + 280*y^6*z^2 - 8*y^7*z^2 + 72*y*z^3 - 600*y^2*z^3 + 624*y^3*z^3 - 628*y^4*z^3 + 420*y^5*z^3 - 32*y^6*z^3 + 18*z^4 - 340*y*z^4 + 1191*y^2*z^4 - 882*y^3*z^4 + 370*y^4*z^4 - 48*y^5*z^4 - 76*z^5 + 584*y*z^5 - 1014*y^2*z^5 + 384*y^3*z^5 - 32*y^4*z^5 + 118*z^6 - 436*y*z^6 + 315*y^2*z^6 - 8*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8))/(y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (348*y^4 - 1893*y^5 + 2321*y^6 - 811*y^7 + 35*y^8 - 1890*y^3*z + 596*y^4*z + 6960*y^5*z - 6902*y^6*z + 1446*y^7*z - 84*y^8*z - 2742*y^2*z^2 + 10727*y^3*z^2 - 3982*y^4*z^2 - 9843*y^5*z^2 + 5787*y^6*z^2 - 831*y^7*z^2 - 2388*y*z^3 + 13128*y^2*z^3 - 21180*y^3*z^3 + 5548*y^4*z^3 + 4622*y^5*z^3 - 1500*y^6*z^3 - 648*z^4 + 9800*y*z^4 - 23007*y^2*z^4 + 19208*y^3*z^4 - 4503*y^4*z^4 - 42*y^5*z^4 + 2438*z^5 - 15130*y*z^5 + 18270*y^2*z^5 - 8650*y^3*z^5 + 1944*y^4*z^5 - 3446*z^6 + 10532*y*z^6 - 6321*y^2*z^6 + 1785*y^3*z^6 + 2170*z^7 - 2934*y*z^7 + 672*y^2*z^7 - 514*z^8 + 120*y*z^8)/ (24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[0, 1 - y, 0, z] + ((((-3*I)/2)*Pi*(-10 + 20*y - 6*y^2 - 7*y^3 + y^4 + 40*z - 60*y*z + 12*y^2*z + 12*y^3*z - 60*z^2 + 60*y*z^2 - 6*y^2*z^2 - 5*y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4))/(y^3*(-1 + z)^2*(-1 + y + z)^2) + (317*y^3 - 382*y^4 + 63*y^5 + 16*y^7 - 1689*y^2*z + 905*y^3*z + 1267*y^4*z - 261*y^5*z - 236*y^6*z + 32*y^7*z - 1524*y*z^2 + 11277*y^2*z^2 - 7621*y^3*z^2 - 1275*y^4*z^2 - 399*y^5*z^2 + 640*y^6*z^2 - 30*y^7*z^2 - 508*z^3 + 8576*y*z^3 - 28845*y^2*z^3 + 15067*y^3*z^3 - 793*y^4*z^3 + 1449*y^5*z^3 - 350*y^6*z^3 + 2546*z^4 - 19184*y*z^4 + 36381*y^2*z^4 - 13564*y^3*z^4 + 2245*y^4*z^4 - 798*y^5*z^4 - 5104*z^5 + 21456*y*z^5 - 23508*y^2*z^5 + 5960*y^3*z^5 - 1044*y^4*z^5 + 5116*z^6 - 12164*y*z^6 + 7002*y^2*z^6 - 1064*y^3*z^6 - 2564*z^7 + 2960*y*z^7 - 618*y^2*z^7 + 514*z^8 - 120*y*z^8)/ (24*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^3))*G[1, 0, 0, z] + ((((3*I)/2)*Pi*(10 - 20*y + 7*y^2 - y^3 + y^4 - 40*z + 60*y*z - 14*y^2*z + 60*z^2 - 60*y*z^2 + 7*y^2*z^2 + y^3*z^2 - 40*z^3 + 20*y*z^3 + 10*z^4))/(y^3*(-1 + z)^2*(-1 + y + z)^2) + (178*y^3 - 890*y^4 + 964*y^5 - 325*y^6 + 23*y^7 + 1590*y^2*z - 4840*y^3*z + 5814*y^4*z - 3023*y^5*z + 541*y^6*z + 12*y^7*z + 1524*y*z^2 - 10632*y^2*z^2 + 16968*y^3*z^2 - 10545*y^4*z^2 + 2689*y^5*z^2 - 111*y^6*z^2 + 508*z^3 - 7532*y*z^3 + 23812*y^2*z^3 - 21437*y^3*z^3 + 6697*y^4*z^3 - 525*y^5*z^3 - 2038*z^4 + 13572*y*z^4 - 22700*y^2*z^4 + 10262*y^3*z^4 - 1041*y^4*z^4 + 3066*z^5 - 10764*y*z^5 + 8542*y^2*z^5 - 1131*y^3*z^5 - 2050*z^6 + 3320*y*z^6 - 612*y^2*z^6 + 514*z^7 - 120*y*z^7)/(24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3))* G[1, 1, 0, z] + ((((3*I)/2)*Pi*(-10 + 20*y - 7*y^2 - 6*y^3 + 2*y^4 + 40*z - 60*y*z + 14*y^2*z + 8*y^3*z - 60*z^2 + 60*y*z^2 - 7*y^2*z^2 - 2*y^3*z^2 + 40*z^3 - 20*y*z^3 - 10*z^4))/ (y^3*(-1 + z)^2*(-1 + y + z)^2) + (6*y^5 - 6*y^6 + 18*y^4*z - 30*y^5*z - 24*y^6*z + 24*y^7*z - 325*y^3*z^2 + 740*y^4*z^2 - 372*y^5*z^2 - 294*y^6*z^2 + 288*y^7*z^2 - 1551*y^2*z^3 + 4444*y^3*z^3 - 3540*y^4*z^3 - 246*y^5*z^3 + 1134*y^6*z^3 + 18*y^7*z^3 - 1524*y*z^4 + 9408*y^2*z^4 - 12816*y^3*z^4 + 4206*y^4*z^4 + 1032*y^5*z^4 + 180*y^6*z^4 - 508*z^5 + 7172*y*z^5 - 19644*y^2*z^5 + 14164*y^3*z^5 - 2180*y^4*z^5 + 600*y^5*z^5 + 2038*z^6 - 12492*y*z^6 + 17862*y^2*z^6 - 6589*y^3*z^6 + 1086*y^4*z^6 - 3066*z^7 + 9684*y*z^7 - 6669*y^2*z^7 + 1122*y^3*z^7 + 2050*z^8 - 2960*y*z^8 + 594*y^2*z^8 - 514*z^9 + 120*y*z^9)/(24*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^3))* G[1, 1 - y, 0, z] + ((((-3*I)/2)*Pi*(43*y^4 - 86*y^5 + 51*y^6 - 13*y^7 + 5*y^8 - 26*y^3*z - 120*y^4*z + 264*y^5*z - 154*y^6*z + 36*y^7*z + 60*y^2*z^2 - 16*y^3*z^2 + 210*y^4*z^2 - 348*y^5*z^2 + 145*y^6*z^2 - 3*y^7*z^2 + 40*y*z^3 - 320*y^2*z^3 + 276*y^3*z^3 - 284*y^4*z^3 + 208*y^5*z^3 - 12*y^6*z^3 + 10*z^4 - 180*y*z^4 + 618*y^2*z^4 - 413*y^3*z^4 + 168*y^4*z^4 - 18*y^5*z^4 - 40*z^5 + 300*y*z^5 - 516*y^2*z^5 + 182*y^3*z^5 - 12*y^4*z^5 + 60*z^6 - 220*y*z^6 + 158*y^2*z^6 - 3*y^3*z^6 - 40*z^7 + 60*y*z^7 + 10*z^8))/(y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (355*y^4 - 1970*y^5 + 2516*y^6 - 939*y^7 + 38*y^8 - 644*y^3*z - 1968*y^4*z + 8978*y^5*z - 7804*y^6*z + 1690*y^7*z - 96*y^8*z - 1620*y^2*z^2 + 3878*y^3*z^2 + 5196*y^4*z^2 - 14416*y^5*z^2 + 6928*y^6*z^2 - 983*y^7*z^2 - 1774*y*z^3 + 8210*y^2*z^3 - 7650*y^3*z^3 - 5656*y^4*z^3 + 7890*y^5*z^3 - 1988*y^6*z^3 - 508*z^4 + 7662*y*z^4 - 15129*y^2*z^4 + 7583*y^3*z^4 + 499*y^4*z^4 - 714*y^5*z^4 + 2038*z^5 - 12456*y*z^5 + 12780*y^2*z^5 - 4848*y^3*z^5 + 1516*y^4*z^5 - 3066*z^6 + 9142*y*z^6 - 4913*y^2*z^6 + 1681*y^3*z^6 + 2050*z^7 - 2694*y*z^7 + 672*y^2*z^7 - 514*z^8 + 120*y*z^8)/(24*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4))*G[1 - y, 0, 0, z] + ((((-3*I)/4)*Pi*(9*y^4 - 18*y^5 + 10*y^6 + y^8 + 102*y^3*z - 240*y^4*z + 160*y^5*z - 20*y^6*z + 2*y^7*z + 120*y^2*z^2 - 648*y^3*z^2 + 792*y^4*z^2 - 266*y^5*z^2 + 8*y^6*z^2 + 2*y^7*z^2 + 80*y*z^3 - 640*y^2*z^3 + 1416*y^3*z^3 - 900*y^4*z^3 + 116*y^5*z^3 + 8*y^6*z^3 + 20*z^4 - 360*y*z^4 + 1221*y^2*z^4 - 1296*y^3*z^4 + 332*y^4*z^4 + 12*y^5*z^4 - 80*z^5 + 600*y*z^5 - 1002*y^2*z^5 + 424*y^3*z^5 + 8*y^4*z^5 + 120*z^6 - 440*y*z^6 + 301*y^2*z^6 + 2*y^3*z^6 - 80*z^7 + 120*y*z^7 + 20*z^8))/ (y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-408*y^4 + 867*y^5 - 507*y^6 + 40*y^7 - 16*y^8 - 2916*y^3*z + 7326*y^4*z - 5550*y^5*z + 1354*y^6*z - 244*y^7*z - 6*y^8*z - 3561*y^2*z^2 + 18543*y^3*z^2 - 23292*y^4*z^2 + 9645*y^5*z^2 - 1683*y^6*z^2 + 116*y^7*z^2 - 2152*y*z^3 + 18488*y^2*z^3 - 40912*y^3*z^3 + 28156*y^4*z^3 - 6772*y^5*z^3 + 704*y^6*z^3 - 508*z^4 + 9624*y*z^4 - 35092*y^2*z^4 + 39537*y^3*z^4 - 14116*y^4*z^4 + 1722*y^5*z^4 + 2038*z^5 - 16086*y*z^5 + 29690*y^2*z^5 - 16030*y^3*z^5 + 2312*y^4*z^5 - 3066*z^6 + 12028*y*z^6 - 10251*y^2*z^6 + 1778*y^3*z^6 + 2050*z^7 - 3534*y*z^7 + 726*y^2*z^7 - 514*z^8 + 120*y*z^8)/ (24*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4))*G[1 - y, 1, 0, z] + ((((3*I)/2)*Pi*(21*y^4 - 42*y^5 + 26*y^6 - 9*y^7 + 4*y^8 + 18*y^3*z - 120*y^4*z + 164*y^5*z - 88*y^6*z + 26*y^7*z + 60*y^2*z^2 - 192*y^3*z^2 + 324*y^4*z^2 - 256*y^5*z^2 + 90*y^6*z^2 - y^7*z^2 + 40*y*z^3 - 320*y^2*z^3 + 528*y^3*z^3 - 408*y^4*z^3 + 156*y^5*z^3 - 4*y^6*z^3 + 10*z^4 - 180*y*z^4 + 615*y^2*z^4 - 561*y^3*z^4 + 191*y^4*z^4 - 6*y^5*z^4 - 40*z^5 + 300*y*z^5 - 510*y^2*z^5 + 208*y^3*z^5 - 4*y^4*z^5 + 60*z^6 - 220*y*z^6 + 155*y^2*z^6 - y^3*z^6 - 40*z^7 + 60*y*z^7 + 10*z^8))/ (y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (-60*y^6 + 180*y^7 - 180*y^8 + 60*y^9 - 240*y^5*z + 948*y^6*z - 1188*y^7*z + 492*y^8*z - 12*y^9*z + 106*y^4*z^2 + 1714*y^5*z^2 - 3955*y^6*z^2 + 2601*y^7*z^2 - 634*y^8*z^2 + 168*y^9*z^2 + 904*y^3*z^3 - 510*y^4*z^3 - 5710*y^5*z^3 + 7754*y^6*z^3 - 3614*y^7*z^3 + 1056*y^8*z^3 + 2424*y^2*z^4 - 6394*y^3*z^4 + 234*y^4*z^4 + 10064*y^5*z^4 - 8099*y^6*z^4 + 2797*y^7*z^4 + 1924*y*z^5 - 12020*y^2*z^5 + 13916*y^3*z^5 + 1238*y^4*z^5 - 7530*y^5*z^5 + 3496*y^6*z^5 + 508*z^6 - 8340*y*z^6 + 21845*y^2*z^6 - 13325*y^3*z^6 + 46*y^4*z^6 + 1398*y^5*z^6 - 2038*z^7 + 13602*y*z^7 - 18034*y^2*z^7 + 6542*y^3*z^7 - 1244*y^4*z^7 + 3066*z^8 - 10000*y*z^8 + 6493*y^2*z^8 - 1643*y^3*z^8 - 2050*z^9 + 2934*y*z^9 - 708*y^2*z^9 + 514*z^10 - 120*y*z^10)/(24*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1 - y, 0, z] + ((((3*I)/2)*Pi*(53*y^4 - 106*y^5 + 51*y^6 - 52*y^3*z - 4*y^4*z + 48*y^5*z + 54*y^2*z^2 - 12*y^3*z^2 + 36*y*z^3 - 192*y^2*z^3 + 100*y^3*z^3 + 9*z^4 - 98*y*z^4 + 147*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6))/(y^3*(-1 + y + z)^2*(y + z)^4) + (-27*y^6 + 87*y^7 - 90*y^8 + 30*y^9 - 108*y^5*z + 456*y^6*z - 606*y^7*z + 258*y^8*z - 6*y^9*z - 637*y^4*z^2 + 2000*y^5*z^2 - 2349*y^6*z^2 + 1038*y^7*z^2 - 120*y^8*z^2 + 84*y^9*z^2 + 1436*y^3*z^3 + 137*y^4*z^3 - 4313*y^5*z^3 + 3306*y^6*z^3 - 786*y^7*z^3 + 492*y^8*z^3 + 987*y^2*z^4 - 7413*y^3*z^4 + 4952*y^4*z^4 + 2308*y^5*z^4 - 2154*y^6*z^4 + 1347*y^7*z^4 + 1146*y*z^5 - 6024*y^2*z^5 + 15680*y^3*z^5 - 8955*y^4*z^5 - 307*y^5*z^5 + 1848*y^6*z^5 + 324*z^6 - 4978*y*z^6 + 12803*y^2*z^6 - 15756*y^3*z^6 + 5025*y^4*z^6 + 960*y^5*z^6 - 1219*z^7 + 8105*y*z^7 - 11824*y^2*z^7 + 6800*y^3*z^7 - 414*y^4*z^7 + 1723*z^8 - 5920*y*z^8 + 4400*y^2*z^8 - 747*y^3*z^8 - 1085*z^9 + 1707*y*z^9 - 342*y^2*z^9 + 257*z^10 - 60*y*z^10)/ (12*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^4))* G[-y, 1 - y, 0, z] - (4*(8 - 13*y + 5*y^2 - 16*z + 16*y*z + 8*z^2 - 3*y*z^2)*G[0, 0, 0, 0, z])/(y*(-1 + z)^2*(-1 + y + z)^2) + ((-75*y^4 + 150*y^5 - 60*y^6 - 40*y^7 + 12*y^8 + 30*y^3*z + 390*y^4*z - 660*y^5*z + 80*y^6*z + 182*y^7*z - 22*y^8*z - 120*y^2*z^2 + 60*y^3*z^2 - 855*y^4*z^2 + 900*y^5*z^2 + 248*y^6*z^2 - 256*y^7*z^2 + 13*y^8*z^2 - 80*y*z^3 + 880*y^2*z^3 - 770*y^3*z^3 + 860*y^4*z^3 - 108*y^5*z^3 - 564*y^6*z^3 + 142*y^7*z^3 - 20*z^4 + 520*y*z^4 - 2605*y^2*z^4 + 1840*y^3*z^4 - 157*y^4*z^4 - 706*y^5*z^4 + 378*y^6*z^4 - 16*y^7*z^4 + 120*z^5 - 1400*y*z^5 + 4020*y^2*z^5 - 1936*y^3*z^5 - 424*y^4*z^5 + 532*y^5*z^5 - 64*y^6*z^5 - 300*z^6 + 2000*y*z^6 - 3430*y^2*z^6 + 932*y^3*z^6 + 328*y^4*z^6 - 96*y^5*z^6 + 400*z^7 - 1600*y*z^7 + 1540*y^2*z^7 - 140*y^3*z^7 - 64*y^4*z^7 - 300*z^8 + 680*y*z^8 - 285*y^2*z^8 - 16*y^3*z^8 + 120*z^9 - 120*y*z^9 - 20*z^10)* G[0, 0, 1, 0, z])/(4*y^3*(-1 + z)^4*(-1 + y + z)^2*(y + z)^4) + ((248*y^4 - 496*y^5 + 310*y^6 - 95*y^7 + 33*y^8 - 64*y^3*z - 880*y^4*z + 1688*y^5*z - 1000*y^6*z + 256*y^7*z + 432*y^2*z^2 - 672*y^3*z^2 + 2012*y^4*z^2 - 2458*y^5*z^2 + 1004*y^6*z^2 - 29*y^7*z^2 + 288*y*z^3 - 2400*y^2*z^3 + 3000*y^3*z^3 - 2756*y^4*z^3 + 1572*y^5*z^3 - 116*y^6*z^3 + 72*z^4 - 1360*y*z^4 + 4758*y^2*z^4 - 3823*y^3*z^4 + 1525*y^4*z^4 - 174*y^5*z^4 - 304*z^5 + 2336*y*z^5 - 4044*y^2*z^5 + 1588*y^3*z^5 - 116*y^4*z^5 + 472*z^6 - 1744*y*z^6 + 1254*y^2*z^6 - 29*y^3*z^6 - 320*z^7 + 480*y*z^7 + 80*z^8)*G[0, 0, 1 - y, 0, z])/(4*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + ((-116*y^4 + 232*y^5 - 82*y^6 - 60*y^7 + 17*y^8 - 134*y^3*z + 962*y^4*z - 1156*y^5*z + 88*y^6*z + 276*y^7*z - 36*y^8*z - 366*y^2*z^2 + 1528*y^3*z^2 - 3225*y^4*z^2 + 1944*y^5*z^2 + 442*y^6*z^2 - 402*y^7*z^2 + 16*y^8*z^2 - 244*y*z^3 + 2672*y^2*z^3 - 5730*y^3*z^3 + 5360*y^4*z^3 - 980*y^5*z^3 - 920*y^6*z^3 + 200*y^7*z^3 - 61*z^4 + 1578*y*z^4 - 7895*y^2*z^4 + 10260*y^3*z^4 - 4481*y^4*z^4 - 548*y^5*z^4 + 558*y^6*z^4 - 26*y^7*z^4 + 364*z^5 - 4232*y*z^5 + 12180*y^2*z^5 - 9642*y^3*z^5 + 1578*y^4*z^5 + 652*y^5*z^5 - 104*y^6*z^5 - 906*z^6 + 6028*y*z^6 - 10400*y^2*z^6 + 4566*y^3*z^6 + 23*y^4*z^6 - 156*y^5*z^6 + 1204*z^7 - 4812*y*z^7 + 4676*y^2*z^7 - 822*y^3*z^7 - 104*y^4*z^7 - 901*z^8 + 2042*y*z^8 - 867*y^2*z^8 - 26*y^3*z^8 + 360*z^9 - 360*y*z^9 - 60*z^10)*G[0, 1, 0, 0, z])/(4*y^3*(-1 + z)^4* (-1 + y + z)^2*(y + z)^4) + ((-83*y^4 + 166*y^5 - 63*y^6 + 3*y^7 - 3*y^8 - 200*y^3*z + 730*y^4*z - 616*y^5*z + 138*y^6*z - 12*y^7*z - 366*y^2*z^2 + 1524*y^3*z^2 - 1931*y^4*z^2 + 752*y^5*z^2 - 81*y^6*z^2 - 3*y^7*z^2 - 244*y*z^3 + 1940*y^2*z^3 - 3528*y^3*z^3 + 2016*y^4*z^3 - 296*y^5*z^3 - 12*y^6*z^3 - 61*z^4 + 1090*y*z^4 - 3663*y^2*z^4 + 3287*y^3*z^4 - 723*y^4*z^4 - 18*y^5*z^4 + 242*z^5 - 1808*y*z^5 + 2970*y^2*z^5 - 1080*y^3*z^5 - 12*y^4*z^5 - 361*z^6 + 1322*y*z^6 - 881*y^2*z^6 - 3*y^3*z^6 + 240*z^7 - 360*y*z^7 - 60*z^8)*G[0, 1, 1, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((72*y^4 - 144*y^5 + 56*y^6 + 14*y^7 - y^8 + 222*y^3*z - 730*y^4*z + 588*y^5*z - 56*y^6*z - 30*y^7*z + 366*y^2*z^2 - 1612*y^3*z^2 + 2021*y^4*z^2 - 660*y^5*z^2 - 54*y^6*z^2 + 12*y^7*z^2 + 244*y*z^3 - 1940*y^2*z^3 + 3676*y^3*z^3 - 2084*y^4*z^3 + 140*y^5*z^3 + 48*y^6*z^3 + 61*z^4 - 1090*y*z^4 + 3667*y^2*z^4 - 3390*y^3*z^4 + 672*y^4*z^4 + 72*y^5*z^4 - 242*z^5 + 1808*y*z^5 - 2978*y^2*z^5 + 1092*y^3*z^5 + 48*y^4*z^5 + 361*z^6 - 1322*y*z^6 + 885*y^2*z^6 + 12*y^3*z^6 - 240*z^7 + 360*y*z^7 + 60*z^8)*G[0, 1, 1 - y, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((291*y^4 - 582*y^5 + 351*y^6 - 96*y^7 + 36*y^8 + 42*y^3*z - 1260*y^4*z + 2040*y^5*z - 1086*y^6*z + 264*y^7*z + 624*y^2*z^2 - 1464*y^3*z^2 + 3060*y^4*z^2 - 2910*y^5*z^2 + 1047*y^6*z^2 - 24*y^7*z^2 + 416*y*z^3 - 3400*y^2*z^3 + 4844*y^3*z^3 - 3888*y^4*z^3 + 1740*y^5*z^3 - 96*y^6*z^3 + 104*z^4 - 1920*y*z^4 + 6632*y^2*z^4 - 5560*y^3*z^4 + 1929*y^4*z^4 - 144*y^5*z^4 - 428*z^5 + 3252*y*z^5 - 5560*y^2*z^5 + 2162*y^3*z^5 - 96*y^4*z^5 + 654*z^6 - 2408*y*z^6 + 1704*y^2*z^6 - 24*y^3*z^6 - 440*z^7 + 660*y*z^7 + 110*z^8)*G[0, 1 - y, 0, 0, z])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((19*y^4 - 38*y^5 + 18*y^6 + 5*y^7 + y^8 + 208*y^3*z - 490*y^4*z + 316*y^5*z - 16*y^6*z - 8*y^7*z + 246*y^2*z^2 - 1316*y^3*z^2 + 1589*y^4*z^2 - 488*y^5*z^2 - 24*y^6*z^2 + 7*y^7*z^2 + 164*y*z^3 - 1300*y^2*z^3 + 2852*y^3*z^3 - 1764*y^4*z^3 + 172*y^5*z^3 + 28*y^6*z^3 + 41*z^4 - 730*y*z^4 + 2462*y^2*z^4 - 2583*y^3*z^4 + 619*y^4*z^4 + 42*y^5*z^4 - 162*z^5 + 1208*y*z^5 - 2008*y^2*z^5 + 832*y^3*z^5 + 28*y^4*z^5 + 241*z^6 - 882*y*z^6 + 600*y^2*z^6 + 7*y^3*z^6 - 160*z^7 + 240*y*z^7 + 40*z^8)*G[0, 1 - y, 1, 0, z])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((134*y^4 - 268*y^5 + 178*y^6 - 104*y^7 + 96*y^8 - 36*y^9 + 206*y^3*z - 1084*y^4*z + 1456*y^5*z - 950*y^6*z + 612*y^7*z - 240*y^8*z + 474*y^2*z^2 - 1986*y^3*z^2 + 3741*y^4*z^2 - 3384*y^5*z^2 + 2022*y^6*z^2 - 744*y^7*z^2 + 316*y*z^3 - 3014*y^2*z^3 + 6384*y^3*z^3 - 6475*y^4*z^3 + 3976*y^5*z^3 - 1474*y^6*z^3 + 20*y^7*z^3 + 79*z^4 - 1746*y*z^4 + 7441*y^2*z^4 - 9400*y^3*z^4 + 5569*y^4*z^4 - 1936*y^5*z^4 + 80*y^6*z^4 - 397*z^5 + 3822*y*z^5 - 8979*y^2*z^5 + 6582*y^3*z^5 - 1965*y^4*z^5 + 120*y^5*z^5 + 797*z^6 - 4150*y*z^6 + 5321*y^2*z^6 - 1806*y^3*z^6 + 80*y^4*z^6 - 799*z^7 + 2238*y*z^7 - 1243*y^2*z^7 + 20*y^3*z^7 + 400*z^8 - 480*y*z^8 - 80*z^9)*G[0, 1 - y, 1 - y, 0, z])/ (4*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((165*y^4 - 330*y^5 + 160*y^6 - 12*y^7 + 33*y^8 - 18*y^9 - 66*y^3*z - 705*y^4*z + 1246*y^5*z - 528*y^6*z + 156*y^7*z - 105*y^8*z + 264*y^2*z^2 - 246*y^3*z^2 + 1446*y^4*z^2 - 1830*y^5*z^2 + 774*y^6*z^2 - 252*y^7*z^2 + 176*y*z^3 - 1744*y^2*z^3 + 1848*y^3*z^3 - 1806*y^4*z^3 + 1374*y^5*z^3 - 478*y^6*z^3 + 44*z^4 - 1016*y*z^4 + 4387*y^2*z^4 - 3420*y^3*z^4 + 1302*y^4*z^4 - 478*y^5*z^4 - 232*z^5 + 2292*y*z^5 - 5337*y^2*z^5 + 2610*y^3*z^5 - 402*y^4*z^5 + 482*z^6 - 2540*y*z^6 + 3169*y^2*z^6 - 726*y^3*z^6 - 494*z^7 + 1388*y*z^7 - 739*y^2*z^7 + 250*z^8 - 300*y*z^8 - 50*z^9)* G[0, -y, 1 - y, 0, z])/(2*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((-90 + 180*y - 51*y^2 - 59*y^3 + 12*y^4 + 360*z - 540*y*z + 102*y^2*z + 94*y^3*z - 540*z^2 + 540*y*z^2 - 51*y^2*z^2 - 35*y^3*z^2 + 360*z^3 - 180*y*z^3 - 90*z^4)*G[1, 0, 0, 0, z])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((-40 + 80*y - 24*y^2 + y^3 - y^4 + 160*z - 240*y*z + 48*y^2*z - 240*z^2 + 240*y*z^2 - 24*y^2*z^2 - y^3*z^2 + 160*z^3 - 80*y*z^3 - 40*z^4)*G[1, 0, 1, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((50 - 100*y + 36*y^2 + 19*y^3 - 5*y^4 - 200*z + 300*y*z - 72*y^2*z - 28*y^3*z + 300*z^2 - 300*y*z^2 + 36*y^2*z^2 + 9*y^3*z^2 - 200*z^3 + 100*y*z^3 + 50*z^4)*G[1, 0, 1 - y, 0, z])/(2*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((-50 + 100*y - 34*y^2 + 11*y^3 - 7*y^4 + 200*z - 300*y*z + 68*y^2*z - 8*y^3*z - 300*z^2 + 300*y*z^2 - 34*y^2*z^2 - 3*y^3*z^2 + 200*z^3 - 100*y*z^3 - 50*z^4)*G[1, 1, 0, 0, z])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((30 - 60*y + 19*y^2 + 9*y^3 - 4*y^4 - 120*z + 180*y*z - 38*y^2*z - 10*y^3*z + 180*z^2 - 180*y*z^2 + 19*y^2*z^2 + y^3*z^2 - 120*z^3 + 60*y*z^3 + 30*z^4)*G[1, 1, 1, 0, z])/(4*y^3*(-1 + z)^2* (-1 + y + z)^2) + ((15 - 30*y + 12*y^2 + 7*y^3 - 4*y^4 - 60*z + 90*y*z - 24*y^2*z - 6*y^3*z + 90*z^2 - 90*y*z^2 + 12*y^2*z^2 - y^3*z^2 - 60*z^3 + 30*y*z^3 + 15*z^4)*G[1, 1, 1 - y, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((55 - 110*y + 39*y^2 + 22*y^3 - 6*y^4 - 220*z + 330*y*z - 78*y^2*z - 32*y^3*z + 330*z^2 - 330*y*z^2 + 39*y^2*z^2 + 10*y^3*z^2 - 220*z^3 + 110*y*z^3 + 55*z^4)*G[1, 1 - y, 0, 0, z])/ (2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((20 - 40*y + 15*y^2 + y^4 - 80*z + 120*y*z - 30*y^2*z - 2*y^3*z + 120*z^2 - 120*y*z^2 + 15*y^2*z^2 + 2*y^3*z^2 - 80*z^3 + 40*y*z^3 + 20*z^4)*G[1, 1 - y, 1, 0, z])/(2*y^3*(-1 + z)^2*(-1 + y + z)^2) + ((-25 + 50*y - 19*y^2 - 6*y^3 + y^4 + 100*z - 150*y*z + 38*y^2*z + 10*y^3*z - 150*z^2 + 150*y*z^2 - 19*y^2*z^2 - 4*y^3*z^2 + 100*z^3 - 50*y*z^3 - 25*z^4)*G[1, 1 - y, 1 - y, 0, z])/ (y^3*(-1 + z)^2*(-1 + y + z)^2) + ((277*y^4 - 554*y^5 + 329*y^6 - 87*y^7 + 35*y^8 - 14*y^3*z - 1080*y^4*z + 1856*y^5*z - 1006*y^6*z + 244*y^7*z + 540*y^2*z^2 - 1024*y^3*z^2 + 2430*y^4*z^2 - 2572*y^5*z^2 + 955*y^6*z^2 - 17*y^7*z^2 + 360*y*z^3 - 2880*y^2*z^3 + 3724*y^3*z^3 - 3076*y^4*z^3 + 1512*y^5*z^3 - 68*y^6*z^3 + 90*z^4 - 1620*y*z^4 + 5542*y^2*z^4 - 4407*y^3*z^4 + 1552*y^4*z^4 - 102*y^5*z^4 - 360*z^5 + 2700*y*z^5 - 4604*y^2*z^5 + 1738*y^3*z^5 - 68*y^4*z^5 + 540*z^6 - 1980*y*z^6 + 1402*y^2*z^6 - 17*y^3*z^6 - 360*z^7 + 540*y*z^7 + 90*z^8)*G[1 - y, 0, 0, 0, z])/(4*y^3*(-1 + z)^2* (-1 + y + z)^2*(y + z)^4) + ((18*y^4 - 36*y^5 + 19*y^6 + 3*y^7 + y^8 + 204*y^3*z - 480*y^4*z + 316*y^5*z - 26*y^6*z - 4*y^7*z + 240*y^2*z^2 - 1296*y^3*z^2 + 1578*y^4*z^2 - 506*y^5*z^2 - 7*y^6*z^2 + 5*y^7*z^2 + 160*y*z^3 - 1280*y^2*z^3 + 2828*y^3*z^3 - 1776*y^4*z^3 + 200*y^5*z^3 + 20*y^6*z^3 + 40*z^4 - 720*y*z^4 + 2441*y^2*z^4 - 2581*y^3*z^4 + 641*y^4*z^4 + 30*y^5*z^4 - 160*z^5 + 1200*y*z^5 - 2002*y^2*z^5 + 840*y^3*z^5 + 20*y^4*z^5 + 240*z^6 - 880*y*z^6 + 601*y^2*z^6 + 5*y^3*z^6 - 160*z^7 + 240*y*z^7 + 40*z^8)* G[1 - y, 0, 1, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-124*y^4 + 248*y^5 - 157*y^6 + 58*y^7 - 25*y^8 - 100*y^3*z + 700*y^4*z - 980*y^5*z + 546*y^6*z - 166*y^7*z - 348*y^2*z^2 + 1112*y^3*z^2 - 1916*y^4*z^2 + 1564*y^5*z^2 - 571*y^6*z^2 + 8*y^7*z^2 - 232*y*z^3 + 1880*y^2*z^3 - 3116*y^3*z^3 + 2460*y^4*z^3 - 980*y^5*z^3 + 32*y^6*z^3 - 58*z^4 + 1060*y*z^4 - 3647*y^2*z^4 + 3354*y^3*z^4 - 1177*y^4*z^4 + 48*y^5*z^4 + 236*z^5 - 1784*y*z^5 + 3046*y^2*z^5 - 1258*y^3*z^5 + 32*y^4*z^5 - 358*z^6 + 1316*y*z^6 - 931*y^2*z^6 + 8*y^3*z^6 + 240*z^7 - 360*y*z^7 - 60*z^8)*G[1 - y, 0, 1 - y, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-25*y^4 + 50*y^5 - 35*y^6 + 18*y^7 - 4*y^8 + 230*y^3*z - 360*y^4*z + 40*y^5*z + 142*y^6*z - 44*y^7*z + 180*y^2*z^2 - 1280*y^3*z^2 + 1350*y^4*z^2 - 122*y^5*z^2 - 171*y^6*z^2 + 10*y^7*z^2 + 120*y*z^3 - 960*y^2*z^3 + 2540*y^3*z^3 - 1448*y^4*z^3 - 44*y^5*z^3 + 40*y^6*z^3 + 30*z^4 - 540*y*z^4 + 1820*y^2*z^4 - 2142*y^3*z^4 + 439*y^4*z^4 + 60*y^5*z^4 - 120*z^5 + 900*y*z^5 - 1480*y^2*z^5 + 642*y^3*z^5 + 40*y^4*z^5 + 180*z^6 - 660*y*z^6 + 440*y^2*z^6 + 10*y^3*z^6 - 120*z^7 + 180*y*z^7 + 30*z^8)*G[1 - y, 1, 0, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-72*y^4 + 144*y^5 - 85*y^6 + 12*y^7 - 5*y^8 - 156*y^3*z + 600*y^4*z - 640*y^5*z + 218*y^6*z - 34*y^7*z - 300*y^2*z^2 + 1224*y^3*z^2 - 1746*y^4*z^2 + 920*y^5*z^2 - 171*y^6*z^2 + 2*y^7*z^2 - 200*y*z^3 + 1600*y^2*z^3 - 2988*y^3*z^3 + 2028*y^4*z^3 - 456*y^5*z^3 + 8*y^6*z^3 - 50*z^4 + 900*y*z^4 - 3063*y^2*z^4 + 2940*y^3*z^4 - 823*y^4*z^4 + 12*y^5*z^4 + 200*z^5 - 1500*y*z^5 + 2526*y^2*z^5 - 1022*y^3*z^5 + 8*y^4*z^5 - 300*z^6 + 1100*y*z^6 - 763*y^2*z^6 + 2*y^3*z^6 + 200*z^7 - 300*y*z^7 - 50*z^8)*G[1 - y, 1, 1, 0, z])/(4*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-y^4 + 2*y^5 - 12*y^6 - 14*y^7 + 63*y^8 - 36*y^9 + 62*y^3*z - 119*y^4*z + 10*y^5*z - 20*y^6*z + 276*y^7*z - 207*y^8*z + 60*y^2*z^2 - 430*y^3*z^2 + 480*y^4*z^2 - 126*y^5*z^2 + 438*y^6*z^2 - 474*y^7*z^2 + 40*y*z^3 - 380*y^2*z^3 + 1096*y^3*z^3 - 772*y^4*z^3 + 442*y^5*z^3 - 534*y^6*z^3 - 4*y^7*z^3 + 10*z^4 - 220*y*z^4 + 919*y^2*z^4 - 1342*y^3*z^4 + 632*y^4*z^4 - 340*y^5*z^4 - 16*y^6*z^4 - 50*z^5 + 480*y*z^5 - 1077*y^2*z^5 + 802*y^3*z^5 - 204*y^4*z^5 - 24*y^5*z^5 + 100*z^6 - 520*y*z^6 + 617*y^2*z^6 - 184*y^3*z^6 - 16*y^4*z^6 - 100*z^7 + 280*y*z^7 - 139*y^2*z^7 - 4*y^3*z^7 + 50*z^8 - 60*y*z^8 - 10*z^9)* G[1 - y, 1, 1 - y, 0, z])/(4*y^3*(-1 + z)^3*(-1 + y + z)^2* (y + z)^4) + ((-78*y^4 + 156*y^5 - 95*y^6 + 31*y^7 - 14*y^8 - 114*y^3*z + 540*y^4*z - 650*y^5*z + 314*y^6*z - 90*y^7*z - 270*y^2*z^2 + 996*y^3*z^2 - 1524*y^4*z^2 + 1018*y^5*z^2 - 315*y^6*z^2 + 3*y^7*z^2 - 180*y*z^3 + 1440*y^2*z^3 - 2552*y^3*z^3 + 1864*y^4*z^3 - 598*y^5*z^3 + 12*y^6*z^3 - 45*z^4 + 810*y*z^4 - 2762*y^2*z^4 + 2603*y^3*z^4 - 828*y^4*z^4 + 18*y^5*z^4 + 180*z^5 - 1350*y*z^5 + 2284*y^2*z^5 - 936*y^3*z^5 + 12*y^4*z^5 - 270*z^6 + 990*y*z^6 - 692*y^2*z^6 + 3*y^3*z^6 + 180*z^7 - 270*y*z^7 - 45*z^8)* G[1 - y, 1 - y, 0, 0, z])/(2*y^3*(-1 + z)^2*(-1 + y + z)^2* (y + z)^4) + ((-9*y^4 + 18*y^5 - 7*y^6 - 6*y^7 + 2*y^8 - 102*y^3*z + 240*y^4*z - 148*y^5*z - 10*y^6*z + 16*y^7*z - 120*y^2*z^2 + 648*y^3*z^2 - 774*y^4*z^2 + 206*y^5*z^2 + 37*y^6*z^2 - 2*y^7*z^2 - 80*y*z^3 + 640*y^2*z^3 - 1404*y^3*z^3 + 840*y^4*z^3 - 56*y^5*z^3 - 8*y^6*z^3 - 20*z^4 + 360*y*z^4 - 1218*y^2*z^4 + 1266*y^3*z^4 - 287*y^4*z^4 - 12*y^5*z^4 + 80*z^5 - 600*y*z^5 + 996*y^2*z^5 - 406*y^3*z^5 - 8*y^4*z^5 - 120*z^6 + 440*y*z^6 - 298*y^2*z^6 - 2*y^3*z^6 + 80*z^7 - 120*y*z^7 - 20*z^8)*G[1 - y, 1 - y, 1, 0, z])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + ((-51*y^4 + 102*y^5 - 62*y^6 + 39*y^7 - 46*y^8 + 18*y^9 - 138*y^3*z + 531*y^4*z - 590*y^5*z + 342*y^6*z - 263*y^7*z + 118*y^8*z - 240*y^2*z^2 + 1170*y^3*z^2 - 1920*y^4*z^2 + 1392*y^5*z^2 - 778*y^6*z^2 + 333*y^7*z^2 - 160*y*z^3 + 1520*y^2*z^3 - 3504*y^3*z^3 + 3240*y^4*z^3 - 1612*y^5*z^3 + 574*y^6*z^3 - y^7*z^3 - 40*z^4 + 880*y*z^4 - 3731*y^2*z^4 + 4911*y^3*z^4 - 2639*y^4*z^4 + 732*y^5*z^4 - 4*y^6*z^4 + 200*z^5 - 1920*y*z^5 + 4473*y^2*z^5 - 3301*y^3*z^5 + 843*y^4*z^5 - 6*y^5*z^5 - 400*z^6 + 2080*y*z^6 - 2633*y^2*z^6 + 863*y^3*z^6 - 4*y^4*z^6 + 400*z^7 - 1120*y*z^7 + 611*y^2*z^7 - y^3*z^7 - 200*z^8 + 240*y*z^8 + 40*z^9)* G[1 - y, 1 - y, 1 - y, 0, z])/(2*y^3*(-1 + z)^3*(-1 + y + z)^2* (y + z)^4) + ((54*y^4 - 108*y^5 + 53*y^6 - 12*y^7 + 33*y^8 - 18*y^9 + 18*y^3*z - 304*y^4*z + 444*y^5*z - 207*y^6*z + 156*y^7*z - 105*y^8*z + 126*y^2*z^2 - 334*y^3*z^2 + 789*y^4*z^2 - 756*y^5*z^2 + 453*y^6*z^2 - 252*y^7*z^2 + 84*y*z^3 - 786*y^2*z^3 + 1228*y^3*z^3 - 1131*y^4*z^3 + 744*y^5*z^3 - 371*y^6*z^3 + 21*z^4 - 454*y*z^4 + 1902*y^2*z^4 - 1872*y^3*z^4 + 874*y^4*z^4 - 342*y^5*z^4 - 103*z^5 + 978*y*z^5 - 2250*y^2*z^5 + 1306*y^3*z^5 - 282*y^4*z^5 + 203*z^6 - 1050*y*z^6 + 1308*y^2*z^6 - 346*y^3*z^6 - 201*z^7 + 562*y*z^7 - 300*y^2*z^7 + 100*z^8 - 120*y*z^8 - 20*z^9)*G[1 - y, -y, 1 - y, 0, z])/(2*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4) + ((21*y^4 - 42*y^5 + 20*y^6 + 18*y^3*z - 78*y^4*z + 56*y^5*z + 60*y^2*z^2 - 156*y^3*z^2 + 111*y^4*z^2 + 40*y*z^3 - 200*y^2*z^3 + 174*y^3*z^3 + 10*z^4 - 100*y*z^4 + 149*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6)*G[-y, 0, 1, 0, z])/(2*y^3*(-1 + y + z)^2* (y + z)^4) + ((-138*y^4 + 276*y^5 - 133*y^6 + 174*y^3*z - 66*y^4*z - 88*y^5*z - 102*y^2*z^2 - 120*y^3*z^2 + 111*y^4*z^2 - 68*y*z^3 + 376*y^2*z^3 - 126*y^3*z^3 - 17*z^4 + 194*y*z^4 - 292*y^2*z^4 + 40*z^5 - 120*y*z^5 - 20*z^6)*G[-y, 0, 1 - y, 0, z])/ (2*y^3*(-1 + y + z)^2*(y + z)^4) + ((-307*y^4 + 614*y^5 - 297*y^6 + 356*y^3*z - 84*y^4*z - 232*y^5*z - 258*y^2*z^2 - 140*y^3*z^2 + 144*y^4*z^2 - 172*y*z^3 + 944*y^2*z^3 - 404*y^3*z^3 - 43*z^4 + 486*y*z^4 - 733*y^2*z^4 + 100*z^5 - 300*y*z^5 - 50*z^6)*G[-y, 1 - y, 0, 0, z])/(4*y^3*(-1 + y + z)^2* (y + z)^4) + ((21*y^4 - 42*y^5 + 20*y^6 + 18*y^3*z - 78*y^4*z + 56*y^5*z + 60*y^2*z^2 - 156*y^3*z^2 + 111*y^4*z^2 + 40*y*z^3 - 200*y^2*z^3 + 174*y^3*z^3 + 10*z^4 - 100*y*z^4 + 149*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6)*G[-y, 1 - y, 1, 0, z])/ (2*y^3*(-1 + y + z)^2*(y + z)^4) + ((53*y^4 - 106*y^5 + 51*y^6 - 52*y^3*z - 4*y^4*z + 48*y^5*z + 54*y^2*z^2 - 12*y^3*z^2 + 36*y*z^3 - 192*y^2*z^3 + 100*y^3*z^3 + 9*z^4 - 98*y*z^4 + 147*y^2*z^4 - 20*z^5 + 60*y*z^5 + 10*z^6)* G[-y, 1 - y, 1 - y, 0, z])/(2*y^3*(-1 + y + z)^2*(y + z)^4) + (5*(49*y^4 - 98*y^5 + 47*y^6 - 68*y^3*z + 36*y^4*z + 24*y^5*z + 30*y^2*z^2 + 68*y^3*z^2 - 60*y^4*z^2 + 20*y*z^3 - 112*y^2*z^3 + 20*y^3*z^3 + 5*z^4 - 58*y*z^4 + 87*y^2*z^4 - 12*z^5 + 36*y*z^5 + 6*z^6)*G[-y, -y, 1 - y, 0, z])/(2*y^3*(-1 + y + z)^2*(y + z)^4) + ((((-3*I)/4)*Pi*(-15 + 2*y + y^2 + 30*z - 6*y*z - 15*z^2 + 4*y*z^2))/ (y*(-1 + z)^2*(-1 + y + z)^2) + (1308*y^3 - 3924*y^4 + 4466*y^5 - 2415*y^6 + 583*y^7 - 1026*y^2*z - 5166*y^3*z + 18708*y^4*z - 18901*y^5*z + 7034*y^6*z - 649*y^7*z + 954*y*z^2 + 621*y^2*z^2 + 13047*y^3*z^2 - 35589*y^4*z^2 + 26564*y^5*z^2 - 5663*y^6*z^2 + 12*y^7*z^2 + 318*z^3 - 5391*y*z^3 + 7688*y^2*z^3 - 20394*y^3*z^3 + 30826*y^4*z^3 - 13983*y^5*z^3 + 936*y^6*z^3 - 1314*z^4 + 10917*y*z^4 - 15778*y^2*z^4 + 15344*y^3*z^4 - 10969*y^4*z^4 + 1854*y^5*z^4 + 2034*z^5 - 9945*y*z^5 + 11174*y^2*z^5 - 4319*y^3*z^5 + 1056*y^4*z^5 - 1398*z^6 + 3933*y*z^6 - 2787*y^2*z^6 + 234*y^3*z^6 + 360*z^7 - 468*y*z^7 + 108*y^2*z^7)/ (24*(-1 + y)*y^2*(-1 + z)^3*(-1 + y + z)^2*(y + z)^3))*Zeta[3] + G[1, z]*(((I/4)*Pi^3*(7 - 3*y - 8*z + z^2))/((-1 + z)^2* (-1 + y + z)^2) + (Pi^2*(-6*y^4 + 6*y^5 - 18*y^3*z + 30*y^4*z + 24*y^5*z - 24*y^6*z + 147*y^2*z^2 + 150*y^3*z^2 - 592*y^4*z^2 + 619*y^5*z^2 - 311*y^6*z^2 - 39*y*z^3 + 396*y^2*z^3 - 2274*y^3*z^3 + 3269*y^4*z^3 - 1675*y^5*z^3 - 30*y^6*z^3 + 1224*y*z^4 - 4152*y^2*z^4 + 6339*y^3*z^4 - 3721*y^4*z^4 - 69*y^5*z^4 + 360*z^5 - 4168*y*z^5 + 7273*y^2*z^5 - 4517*y^3*z^5 - 75*y^4*z^5 - 1080*z^6 + 4838*y*z^6 - 3673*y^2*z^6 - 45*y^3*z^6 + 1080*z^7 - 1873*y*z^7 + 9*y^2*z^7 - 360*z^8 + 18*y*z^8))/ (144*y^2*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^3) + ((-60 + 120*y - 49*y^2 - 22*y^3 + 9*y^4 + 240*z - 360*y*z + 98*y^2*z + 26*y^3*z - 360*z^2 + 360*y*z^2 - 49*y^2*z^2 - 4*y^3*z^2 + 240*z^3 - 120*y*z^3 - 60*z^4)*Zeta[3])/ (4*y^3*(-1 + z)^2*(-1 + y + z)^2)) + G[0, z]*(((-1/8*I)*Pi^3*(16 - 19*y + 8*y^2 - 32*z + 22*y*z + 16*z^2 - 3*y*z^2))/(y*(-1 + z)^2*(-1 + y + z)^2) + (-41232*y^2 + 41411*y^3 + 12751*y^4 - 12930*y^5 - 314256*y*z + 544233*y^2*z - 110329*y^3*z - 125744*y^4*z - 684*y^5*z - 140616*z^2 + 1217793*y*z^2 - 1065849*y^2*z^2 - 126721*y^3*z^2 + 72151*y^4*z^2 + 450155*z^3 - 1561451*y*z^3 + 466641*y^2*z^3 + 154797*y^3*z^3 - 486274*z^4 + 665095*y*z^4 + 82593*y^2*z^4 + 184547*z^5 - 7181*y*z^5 - 7812*z^6)/(1728*y*(-1 + z)^2* (-1 + y + z)^2*(y + z)^3) + ((I/144)*Pi*(6468*y^2 - 13393*y^3 + 8176*y^4 - 1251*y^5 - 23088*y*z + 813*y^2*z + 43412*y^3*z - 21545*y^4*z + 1104*y^5*z - 4914*z^2 + 75702*y*z^2 - 11202*y^2*z^2 - 54718*y^3*z^2 + 12928*y^4*z^2 + 12212*z^3 - 79658*y*z^3 - 11478*y^2*z^3 + 24258*y^3*z^3 - 8578*z^4 + 23122*y*z^4 + 15252*y^2*z^4 + 176*z^5 + 3922*y*z^5 + 1104*z^6))/ (y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(5748*y^3 - 10057*y^4 + 4613*y^5 - 292*y^6 - 13776*y^2*z - 9711*y^3*z + 39444*y^4*z - 16855*y^5*z + 1798*y^6*z - 1368*y*z^2 + 59127*y^2*z^2 + 990*y^3*z^2 - 65286*y^4*z^2 + 23465*y^5*z^2 - 1470*y^6*z^2 - 456*z^3 + 4793*y*z^3 - 91402*y^2*z^3 - 8896*y^3*z^3 + 55966*y^4*z^3 - 11115*y^5*z^3 + 1848*z^4 - 4533*y*z^4 + 55064*y^2*z^4 + 25996*y^3*z^4 - 19959*y^4*z^4 - 2808*z^5 - 1479*y*z^5 - 3598*y^2*z^5 - 14091*y^3*z^5 + 1896*z^6 + 4225*y*z^6 - 5415*y^2*z^6 - 480*z^7 - 1638*y*z^7))/(288*y^2*(-1 + z)^3*(-1 + y + z)^2*(y + z)^3) + ((-22 + 8*y - 5*y^2 + 88*z - 28*y*z + 16*y^2*z - 132*z^2 + 18*y*z^2 - 2*y^2*z^2 + 88*z^3 + 4*y*z^3 - 22*z^4 - 2*y*z^4)* Zeta[3])/(4*y*(-1 + z)^4*(-1 + y + z)^2)) + G[1 - y, z]*(((-1/8*I)*Pi^3*(33*y^2 - 66*y^3 + 42*y^4 - 18*y^5 + 7*y^6 - 66*y*z + 168*y^3*z - 156*y^4*z + 50*y^5*z + 264*y*z^2 - 144*y^2*z^2 - 246*y^3*z^2 + 172*y^4*z^2 - 4*y^5*z^2 - 360*y*z^3 + 84*y^2*z^3 + 196*y^3*z^3 - 16*y^4*z^3 + 9*z^4 + 174*y*z^4 + 50*y^2*z^4 - 24*y^3*z^4 - 18*z^5 - 8*y*z^5 - 16*y^2*z^5 + 9*z^6 - 4*y*z^6))/(y*(-1 + z)^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(60*y^5 - 180*y^6 + 180*y^7 - 60*y^8 + 240*y^4*z - 948*y^5*z + 1188*y^6*z - 492*y^7*z + 12*y^8*z + 302*y^3*z^2 - 2581*y^4*z^2 + 4462*y^5*z^2 - 2641*y^6*z^2 + 650*y^7*z^2 - 168*y^8*z^2 + 2012*y^2*z^3 - 6816*y^3*z^3 + 11260*y^4*z^3 - 9108*y^5*z^3 + 3858*y^6*z^3 - 1050*y^7*z^3 + 1137*y*z^4 - 12149*y^2*z^4 + 23058*y^3*z^4 - 19709*y^4*z^4 + 9782*y^5*z^4 - 2913*y^6*z^4 + 228*z^5 - 6468*y*z^5 + 26996*y^2*z^5 - 29394*y^3*z^5 + 14302*y^4*z^5 - 4200*y^5*z^5 - 1284*z^6 + 13247*y*z^6 - 26212*y^2*z^6 + 14070*y^3*z^6 - 3120*y^4*z^6 + 2484*z^7 - 11656*y*z^7 + 9488*y^2*z^7 - 1068*y^3*z^7 - 2028*z^8 + 3758*y*z^8 - 135*y^2*z^8 + 600*z^9 - 18*y*z^9))/ (144*y^2*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^4) + ((-225*y^4 + 450*y^5 - 219*y^6 + 32*y^7 - 122*y^8 + 72*y^9 + 90*y^3*z + 945*y^4*z - 1686*y^5*z + 785*y^6*z - 556*y^7*z + 410*y^8*z - 360*y^2*z^2 + 270*y^3*z^2 - 1854*y^4*z^2 + 2550*y^5*z^2 - 1661*y^6*z^2 + 960*y^7*z^2 - 240*y*z^3 + 2280*y^2*z^3 - 2196*y^3*z^3 + 2270*y^4*z^3 - 2354*y^5*z^3 + 1399*y^6*z^3 - 4*y^7*z^3 - 60*z^4 + 1320*y*z^4 - 5574*y^2*z^4 + 4100*y^3*z^4 - 1771*y^4*z^4 + 1136*y^5*z^4 - 16*y^6*z^4 + 300*z^5 - 2880*y*z^5 + 6642*y^2*z^5 - 3146*y^3*z^5 + 651*y^4*z^5 - 24*y^5*z^5 - 600*z^6 + 3120*y*z^6 - 3882*y^2*z^6 + 886*y^3*z^6 - 16*y^4*z^6 + 600*z^7 - 1680*y*z^7 + 894*y^2*z^7 - 4*y^3*z^7 - 300*z^8 + 360*y*z^8 + 60*z^9)*Zeta[3])/ (4*y^3*(-1 + z)^3*(-1 + y + z)^2*(y + z)^4))) + ((-75 + 228*y - 380*y^2 + 180*y^3 + 300*z - 716*y*z + 784*y^2*z - 180*y^3*z - 450*z^2 + 708*y*z^2 - 368*y^2*z^2 + 300*z^3 - 228*y*z^3 - 75*z^4 + 8*y*z^4)*Zeta[5])/(2*y*(-1 + z)^4*(-1 + y + z)^2)), alpha[2, 3] -> (-2*Nc^3)/(3*eps^6*y*z) + ((4*Nc^2*Nf)/(3*y*z) + Nc^3*(-53/(6*y*z) - ((2*I)*Pi)/(y*z) + G[0, y]/(y*z) + G[0, z]/(y*z)))/eps^5 + ((-49*Nc*Nf^2)/(81*y*z) + Nc^2*Nf*(2543/(324*y*z) + (((7*I)/3)*Pi)/(y*z) - (7*G[0, y])/(6*y*z) - (7*G[0, z])/(6*y*z)) + Nc^3*((((-52*I)/3)*Pi)/(y*z) + (17*Pi^2)/(6*y*z) + (4751 - 4670*z)/(162*y*(-1 + z)*z) + (((3*I)*Pi)/(y*z) + (95 - 214*z + 113*z^2)/(12*y*(-1 + z)^2*z))* G[0, z] + G[0, y]*(95/(12*y*z) + ((3*I)*Pi)/(y*z) - (2*G[0, z])/(y*z)) - (2*G[0, 0, y])/(y*z) - (2*G[0, 0, z])/(y*z) + G[1, 0, y]/(y*z) + G[1, 0, z]/(y*z)))/eps^4 + Nc*Nf^2*(-1/960*Pi^4/(y*z) - ((I/5832)*Pi*(-5041 + 3151*z))/ (y*(-1 + z)*z) + (-20417 + 129605*z)/(209952*y*(-1 + z)*z) + ((I/2592)*Pi^3*(53 - 106*y + 53*y^2 - 236*z + 432*y*z - 298*y^2*z + 384*z^2 - 450*y*z^2 + 197*y^2*z^2 - 272*z^3 + 124*y*z^3 + 71*z^4))/ (y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(-3190*y + 9498*y^2 - 9426*y^3 + 3118*y^4 - 3190*z + 22873*y*z - 43021*y^2*z + 31221*y^3*z - 7883*y^4*z + 12727*z^2 - 53110*y*z^2 + 68270*y^2*z^2 - 32040*y^3*z^2 + 4009*y^4*z^2 - 18867*z^3 + 51832*y*z^3 - 43066*y^2*z^3 + 10245*y^3*z^3 + 12313*z^4 - 21244*y*z^4 + 9075*y^2*z^4 - 2983*z^5 + 2839*y*z^5))/ (7776*(-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)) + (Pi^2*G[0, 1, y])/(72*y*z) + (Pi^2*G[0, 1, z])/(54*y*z) + G[0, 1 - y, z]*((7*Pi^2)/(216*y*z) - (7*G[1, 0, y])/(36*y*z)) + G[0, 0, z]*((43*Pi^2)/(432*y*z) - ((I/216)*Pi*(80 - 244*z + 143*z^2))/ (y*(-1 + z)^2*z) + (104 - 104*y - 1224*z + 967*y*z + 1917*z^2 - 581*y*z^2 - 797*z^3)/(648*y*(-1 + z)^2*z*(-1 + y + z)) + (7*G[1, 0, y])/(36*y*z)) + ((-41*Pi^2)/(432*y*z) + ((I/216)*Pi*(152 - 304*y + 152*y^2 - 596*z + 855*y*z - 208*y^2*z + 879*z^2 - 846*y*z^2 + 80*y^2*z^2 - 578*z^3 + 295*y*z^3 + 143*z^4))/ (y*(-1 + z)^2*z*(-1 + y + z)^2) + (734*y - 1540*y^2 + 806*y^3 + 1058*z - 4416*y*z + 4445*y^2*z - 604*y^3*z - 3848*z^2 + 7950*y*z^2 - 3946*y^2*z^2 + 176*y^3*z^2 + 5283*z^3 - 6272*y*z^3 + 1419*y^2*z^3 - 3254*z^4 + 2004*y*z^4 + 761*z^5)/(648*y*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)))*G[1, 0, z] - (Pi^2*G[1, 1, y])/(72*y*z) - (Pi^2*G[1, 1, z])/(18*y*z) - (Pi^2*G[1 - y, 0, z])/(216*y*z) + G[0, 0, y]*((((-10*I)/27)*Pi)/(y*z) + (43*Pi^2)/(432*y*z) + (-104 + 280*y - 176*y^2 + 41*z + 40*y*z)/(648*(-1 + y)*y*z* (-1 + y + z)) - (7*G[0, 0, z])/(36*y*z) + (7*G[1 - y, 0, z])/ (36*y*z)) + (Pi^2*G[1 - y, 1, z])/(27*y*z) + (Pi^2*G[1 - y, 1 - y, z])/(216*y*z) - (Pi^2*G[-y, 1 - y, z])/(27*y*z) + G[1, 0, y]*((-43*Pi^2)/(432*y*z) + ((I/216)*Pi*(80 - 160*y + 80*y^2 - 244*z + 295*y*z + 143*z^2))/ (y*z*(-1 + y + z)^2) + (-212*y + 600*y^2 - 564*y^3 + 176*y^4 + 112*z + 748*y*z - 2279*y^2*z + 1419*y^3*z + 796*z^2 - 2728*y*z^2 + 2004*y^2*z^2 - 689*z^3 + 761*y*z^3)/(648*(-1 + y)*y*z*(-1 + y + z)^2* (y + z)) + G[1 - y, 0, z]/(36*y*z) - G[1 - y, 1 - y, z]/(36*y*z) - (2*G[-y, 0, z])/(9*y*z) + (2*G[-y, 1 - y, z])/(9*y*z)) + (10/(27*y*z) + (((7*I)/36)*Pi)/(y*z))*G[0, 0, 0, y] + ((((7*I)/36)*Pi)/(y*z) + (80 - 244*z + 143*z^2)/(216*y*(-1 + z)^2*z))* G[0, 0, 0, z] + (((I/36)*Pi)/(y*z) + (40*y^2 - 68*y^3 + 40*y^4 + 260*y*z - 492*y^2*z + 205*y^3*z + 112*z^2 - 564*y*z^2 + 339*y^2*z^2 - 140*z^3 + 223*y*z^3 + 49*z^4)/(216*y*z*(-1 + y + z)^2* (y + z)^2))*G[0, 1, 0, y] + (((I/36)*Pi)/(y*z) + (40*y^2 - 80*y^3 + 40*y^4 + 260*y*z - 492*y^2*z + 205*y^3*z + 112*z^2 - 528*y*z^2 + 339*y^2*z^2 - 116*z^3 + 223*y*z^3 + 49*z^4)/(216*y*z*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 0, z] + ((((-7*I)/36)*Pi)/(y*z) + (-80 + 160*y - 80*y^2 + 244*z - 295*y*z - 143*z^2)/ (216*y*z*(-1 + y + z)^2))*G[1, 0, 0, y] + ((((-7*I)/36)*Pi)/(y*z) + (-152 + 304*y - 152*y^2 + 596*z - 855*y*z + 208*y^2*z - 879*z^2 + 846*y*z^2 - 80*y^2*z^2 + 578*z^3 - 295*y*z^3 - 143*z^4)/(216*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 0, 0, z] + (((-1/36*I)*Pi)/(y*z) + (-40*y^2 + 80*y^3 - 40*y^4 + 100*y*z + 36*y^2*z - 205*y^3*z + 32*z^2 + 48*y*z^2 - 339*y^2*z^2 + 92*z^3 - 223*y*z^3 - 49*z^4)/(216*y*z*(-1 + y + z)^2*(y + z)^2))* G[1, 1, 0, y] + G[-y, z]*((2*G[0, 1, 0, y])/(9*y*z) + (2*G[1, 1, 0, y])/(9*y*z)) + ((((-2*I)/9)*Pi)/(y*z) + (-19 + 40*y - 19*y^2 + 72*z - 109*y*z + 26*y^2*z - 103*z^2 + 104*y*z^2 - 10*y^2*z^2 + 66*z^3 - 35*y*z^3 - 16*z^4)/ (18*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1, 0, z] + ((((7*I)/36)*Pi)/(y*z) + (80*y^2 - 160*y^3 + 80*y^4 + 340*y*z - 828*y^2*z + 455*y^3*z + 152*z^2 - 960*y*z^2 + 813*y^2*z^2 - 292*z^3 + 581*y*z^3 + 143*z^4)/(216*y*z*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 1, 0, z] - (7*G[0, 0, 0, 0, y])/(36*y*z) - (7*G[0, 0, 0, 0, z])/(36*y*z) + (7*G[0, 0, 1, 0, y])/(36*y*z) - G[0, 0, 1, 0, z]/(36*y*z) - G[0, 1, 0, 0, y]/(36*y*z) - G[0, 1, 0, 0, z]/(36*y*z) - G[0, 1, 1, 0, y]/(12*y*z) - G[0, 1, 1, 0, z]/(9*y*z) - (7*G[0, 1 - y, 1, 0, z])/(36*y*z) + (7*G[1, 0, 0, 0, y])/(36*y*z) + (7*G[1, 0, 0, 0, z])/(36*y*z) - (7*G[1, 0, 1, 0, y])/(36*y*z) + G[1, 1, 0, 0, y]/(36*y*z) + (2*G[1, 1, 0, 0, z])/(9*y*z) + G[1, 1, 1, 0, y]/(12*y*z) + G[1, 1, 1, 0, z]/(3*y*z) - (7*G[1 - y, 0, 1, 0, z])/(36*y*z) - (7*G[1 - y, 1, 0, 0, z])/(36*y*z) - (2*G[1 - y, 1, 1, 0, z])/(9*y*z) - G[1 - y, 1 - y, 1, 0, z]/(36*y*z) + (2*G[-y, 0, 1, 0, z])/(9*y*z) + (2*G[-y, 1 - y, 1, 0, z])/(9*y*z) + ((((-7*I)/54)*Pi)/(y*z) + (-593 + 970*y - 593*y^2 + 644*z - 750*y*z + 1618*y^2*z + 870*z^2 - 1626*y*z^2 - 917*y^2*z^2 - 1300*z^3 + 1406*y*z^3 + 379*z^4)/(1944*y*(-1 + z)^2*z*(-1 + y + z)^2))* Zeta[3] + G[1, z]*(((I/27)*Pi^3)/(y*z) + (Pi^2*(19 - 40*y + 19*y^2 - 72*z + 109*y*z - 26*y^2*z + 103*z^2 - 104*y*z^2 + 10*y^2*z^2 - 66*z^3 + 35*y*z^3 + 16*z^4))/ (108*y*(-1 + z)^2*z*(-1 + y + z)^2) - Zeta[3]/(9*y*z)) + G[0, z]*((((-5*I)/144)*Pi^3)/(y*z) + ((I/648)*Pi*(-104 + 104*y + 1224*z - 967*y*z - 1917*z^2 + 581*y*z^2 + 797*z^3))/(y*(-1 + z)^2*z*(-1 + y + z)) + (1084 - 1084*y + 9366*z - 7642*y*z - 18411*z^2 + 3263*y*z^2 + 7961*z^3)/(5832*y*(-1 + z)^2*z*(-1 + y + z)) + (Pi^2*(-520 + 1040*y - 520*y^2 + 2644*z - 4194*y*z + 1532*y^2*z - 4635*z^2 + 5022*y*z^2 - 889*y^2*z^2 + 3418*z^3 - 1868*y*z^3 - 907*z^4))/(2592*y*(-1 + z)^2*z*(-1 + y + z)^2) - (Pi^2*G[1, y])/(216*y*z) + ((((7*I)/36)*Pi)/(y*z) + (80 - 160*y + 80*y^2 - 244*z + 295*y*z + 143*z^2)/ (216*y*z*(-1 + y + z)^2))*G[0, 0, y] + ((((-7*I)/36)*Pi)/(y*z) + (-80*y^2 + 160*y^3 - 80*y^4 - 340*y*z + 804*y^2*z - 455*y^3*z - 152*z^2 + 912*y*z^2 - 813*y^2*z^2 + 268*z^3 - 581*y*z^3 - 143*z^4)/(216*y*z*(-1 + y + z)^2*(y + z)^2))* G[1, 0, y] - (7*G[0, 0, 0, y])/(36*y*z) - G[0, 1, 0, y]/(36*y*z) + (7*G[1, 0, 0, y])/(36*y*z) + G[1, 1, 0, y]/(36*y*z) - (5*Zeta[3])/(108*y*z)) + G[0, y]*((((-5*I)/144)*Pi^3)/(y*z) + (-542 + 598*y - 56*y^2 + 1487*z - 2405*y*z)/(2916*(-1 + y)*y*z* (-1 + y + z)) + ((I/648)*Pi*(104 - 280*y + 176*y^2 - 41*z - 40*y*z))/ ((-1 + y)*y*z*(-1 + y + z)) + (Pi^2*(-260 + 532*y - 260*y^2 + 532*z - 565*y*z - 269*z^2))/(1296*y*z*(-1 + y + z)^2) + ((43*Pi^2)/(432*y*z) - ((I/216)*Pi*(80 - 160*y + 80*y^2 - 244*z + 295*y*z + 143*z^2))/(y*z*(-1 + y + z)^2) + (104*y - 384*y^2 + 456*y^3 - 176*y^4 + 104*z - 1180*y*z + 2495*y^2*z - 1419*y^3*z - 1120*z^2 + 3160*y*z^2 - 2004*y^2*z^2 + 797*z^3 - 761*y*z^3)/(648*(-1 + y)*y*z*(-1 + y + z)^2*(y + z)))* G[0, z] - (Pi^2*G[1 - y, z])/(216*y*z) + ((((7*I)/36)*Pi)/(y*z) + (80 - 160*y + 80*y^2 - 244*z + 295*y*z + 143*z^2)/(216*y*z*(-1 + y + z)^2))*G[0, 0, z] - G[1, 0, z]/(18*z*(-1 + y + z)^2) + ((((-7*I)/36)*Pi)/(y*z) + (-80*y^2 + 160*y^3 - 80*y^4 - 340*y*z + 828*y^2*z - 455*y^3*z - 152*z^2 + 960*y*z^2 - 813*y^2*z^2 + 292*z^3 - 581*y*z^3 - 143*z^4)/ (216*y*z*(-1 + y + z)^2*(y + z)^2))*G[1 - y, 0, z] - (7*G[0, 0, 0, z])/(36*y*z) + (7*G[0, 1 - y, 0, z])/(36*y*z) + (7*G[1 - y, 0, 0, z])/(36*y*z) + G[1 - y, 1 - y, 0, z]/(36*y*z) - (2*G[-y, 1 - y, 0, z])/(9*y*z) - (5*Zeta[3])/(108*y*z)) + G[1, y]*(((I/216)*Pi^3)/(y*z) + (Pi^2*(40*y^2 - 80*y^3 + 40*y^4 - 100*y*z - 36*y^2*z + 205*y^3*z - 32*z^2 - 48*y*z^2 + 339*y^2*z^2 - 92*z^3 + 223*y*z^3 + 49*z^4))/(1296*y*z*(-1 + y + z)^2*(y + z)^2) + (Pi^2*G[1 - y, z])/(24*y*z) - (Pi^2*G[-y, z])/(27*y*z) + Zeta[3]/(3*y*z)) + G[1 - y, z]*((((-7*I)/216)*Pi^3)/(y*z) + (Pi^2*(-80*y^2 + 160*y^3 - 80*y^4 - 340*y*z + 828*y^2*z - 455*y^3*z - 152*z^2 + 960*y*z^2 - 813*y^2*z^2 + 292*z^3 - 581*y*z^3 - 143*z^4))/ (1296*y*z*(-1 + y + z)^2*(y + z)^2) + ((((7*I)/36)*Pi)/(y*z) + (80*y^2 - 160*y^3 + 80*y^4 + 340*y*z - 828*y^2*z + 455*y^3*z + 152*z^2 - 960*y*z^2 + 813*y^2*z^2 - 292*z^3 + 581*y*z^3 + 143*z^4)/(216*y*z*(-1 + y + z)^2*(y + z)^2))* G[1, 0, y] - (7*G[0, 1, 0, y])/(36*y*z) - (7*G[1, 0, 0, y])/ (36*y*z) - G[1, 1, 0, y]/(4*y*z) + (4*Zeta[3])/(9*y*z))) + ((5*Nf^3)/(108*y*z) + Nc*Nf^2*(-763/(972*y*z) - (((23*I)/54)*Pi)/(y*z) + (23*G[0, y])/(108*y*z) + (23*G[0, z])/(108*y*z)) + Nc^2*Nf*((((623*I)/108)*Pi)/(y*z) - (583*Pi^2)/(324*y*z) + (-3491 + 3086*z)/(972*y*(-1 + z)*z) + ((((-11*I)/6)*Pi)/(y*z) + (-244 + 668*z - 379*z^2)/ (108*y*(-1 + z)^2*z))*G[0, z] + G[0, y]*(-61/(27*y*z) - (((11*I)/6)*Pi)/(y*z) + (4*G[0, z])/(3*y*z)) + (4*G[0, 0, y])/(3*y*z) + (4*G[0, 0, z])/(3*y*z) - (5*G[1, 0, y])/(6*y*z) - (5*G[1, 0, z])/(6*y*z)) + Nc^3*((((5*I)/2)*Pi^3)/(y*z) + (90229 - 74515*z)/(3888*y*(-1 + z)*z) - ((I/216)*Pi*(-6959 + 6635*z))/(y*(-1 + z)*z) + (Pi^2*(10625 - 21250*y + 10625*y^2 - 21034*z + 21088*y*z + 10463*z^2))/ (648*y*z*(-1 + y + z)^2) - (Pi^2*G[1, y])/(6*y*z) + (-115/(12*y*z) - ((6*I)*Pi)/(y*z))*G[0, 0, y] + (((-6*I)*Pi)/(y*z) + (-115 + 302*z - 169*z^2)/(12*y*(-1 + z)^2*z))* G[0, 0, z] + (((3*I)*Pi)/(y*z) + (73 - 146*y + 73*y^2 - 170*z + 164*y*z + 91*z^2)/(12*y*z*(-1 + y + z)^2))*G[1, 0, y] + G[0, z]*((-25*Pi^2)/(6*y*z) + ((I/12)*Pi*(175 - 422*z + 229*z^2))/ (y*(-1 + z)^2*z) + (-2062 + 2062*y + 9570*z - 7616*y*z - 12189*z^2 + 4681*y*z^2 + 4681*z^3)/(216*y*(-1 + z)^2*z* (-1 + y + z)) + (9*G[0, 0, y])/(2*y*z) - (2*G[1, 0, y])/(y*z)) + G[1 - y, z]*(-1/6*Pi^2/(y*z) + G[1, 0, y]/(y*z)) + (((3*I)*Pi)/(y*z) + (73 - 146*y + 73*y^2 - 170*z + 164*y*z + 91*z^2)/ (12*y*z*(-1 + y + z)^2))*G[1, 0, z] + G[0, y]*((((175*I)/12)*Pi)/(y*z) - (25*Pi^2)/(6*y*z) + (-1031 + 2062*y - 1031*y^2 + 1954*z - 2985*y*z + 977*y^2*z - 923*z^2 + 977*y*z^2)/(108*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)) + (((-6*I)*Pi)/(y*z) + (-115 + 230*y - 115*y^2 + 508*z - 756*y*z + 254*y^2*z - 822*z^2 + 810*y*z^2 - 133*y^2*z^2 + 580*z^3 - 284*y*z^3 - 151*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, z] + (9*G[0, 0, z])/(2*y*z) - G[1, 0, z]/(y*z) - G[1 - y, 0, z]/(y*z)) + (9*G[0, 0, 0, y])/(2*y*z) + (9*G[0, 0, 0, z])/(2*y*z) - (2*G[0, 1, 0, y])/(y*z) - (2*G[0, 1, 0, z])/(y*z) - (3*G[1, 0, 0, y])/(y*z) - (3*G[1, 0, 0, z])/(y*z) + G[1, 1, 0, y]/(y*z) + G[1 - y, 1, 0, z]/(y*z) + (2*Zeta[3])/(3*y*z)))/eps^3 + (Nc*Nf^2*((((199*I)/648)*Pi)/(y*z) + (17*Pi^2)/(162*y*z) + (-464 + 491*z)/(648*y*(-1 + z)*z) + (((I/12)*Pi)/(y*z) + (-140 + 172*z - 59*z^2)/(648*y*(-1 + z)^2*z))* G[0, z] + G[0, y]*(-35/(162*y*z) + ((I/12)*Pi)/(y*z) - G[0, z]/(12*y*z)) - G[0, 0, y]/(12*y*z) - G[0, 0, z]/(12*y*z) + G[1, 0, y]/(12*y*z) + G[1, 0, z]/(12*y*z)) + Nc^2*Nf*((((-41*I)/54)*Pi^3)/(y*z) + (57001 - 59701*z)/ (7776*y*(-1 + z)*z) - ((I/648)*Pi*(-4181 + 4451*z))/(y*(-1 + z)*z) + (Pi^2*(-2603 + 5206*y - 2603*y^2 + 9332*z - 14376*y*z + 4342*y^2*z - 12648*z^2 + 13566*y*z^2 - 1955*y^2*z^2 + 7712*z^3 - 4396*y*z^3 - 1793*z^4))/(3888*y*(-1 + z)^2*z*(-1 + y + z)^2) + (5*Pi^2*G[1, y])/(36*y*z) + (Pi^2*G[1, z])/(9*y*z) + (-19/(36*y*z) + (((3*I)/2)*Pi)/(y*z))*G[0, 0, y] + ((((3*I)/2)*Pi)/(y*z) + (-19 - 22*z + 26*z^2)/(36*y*(-1 + z)^2*z))* G[0, 0, z] + ((((-5*I)/6)*Pi)/(y*z) + (-1 + 2*y - y^2 + 14*z + 25*y*z - 10*z^2)/(36*y*z*(-1 + y + z)^2))*G[1, 0, y] + G[1 - y, z]*(Pi^2/(36*y*z) - G[1, 0, y]/(6*y*z)) + G[0, z]*((211*Pi^2)/(216*y*z) - ((I/12)*Pi*(-7 - 6*z + 8*z^2))/ (y*(-1 + z)^2*z) + (-2698 + 2698*y + 7518*z - 4118*y*z - 6897*z^2 + 1429*y*z^2 + 2077*z^3)/(648*y*(-1 + z)^2*z*(-1 + y + z)) - (7*G[0, 0, y])/(6*y*z) + G[1, 0, y]/(2*y*z)) + ((((-5*I)/6)*Pi)/(y*z) + (35 - 70*y + 35*y^2 - 80*z + 141*y*z - 22*y^2*z + 45*z^2 - 96*y*z^2 - y^2*z^2 + 10*z^3 + 25*y*z^3 - 10*z^4)/(36*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 0, z] + G[0, y]*((((7*I)/12)*Pi)/(y*z) + (211*Pi^2)/(216*y*z) + (-1349 + 2806*y - 1457*y^2 + 2779*z - 4047*y*z + 1511*y^2*z - 1430*z^2 + 1187*y*z^2)/(324*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)) + ((((3*I)/2)*Pi)/(y*z) + (-19 + 38*y - 19*y^2 + 40*z - 93*y*z + 14*y^2*z - 15*z^2 + 84*y*z^2 - y^2*z^2 - 14*z^3 - 29*y*z^3 + 8*z^4)/(36*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, z] - (7*G[0, 0, z])/(6*y*z) + G[1, 0, z]/(3*y*z) + G[1 - y, 0, z]/(6*y*z)) - (7*G[0, 0, 0, y])/(6*y*z) - (7*G[0, 0, 0, z])/(6*y*z) + (7*G[0, 1, 0, y])/(6*y*z) + (7*G[0, 1, 0, z])/(6*y*z) + (5*G[1, 0, 0, y])/(6*y*z) + (5*G[1, 0, 0, z])/(6*y*z) - (5*G[1, 1, 0, y])/(6*y*z) - (2*G[1, 1, 0, z])/(3*y*z) - G[1 - y, 1, 0, z]/(6*y*z) + Zeta[3]/(27*y*z)) + Nc^3*((-10121*Pi^4)/(6480*y*z) - ((I/1296)*Pi*(-17551 + 7777*z))/(y*(-1 + z)*z) + (-64835 + 64835*y + 18395*z - 16451*y*z - 1944*z^2)/ (7776*(-1 + y)*y*(-1 + z)*z) + ((I/108)*Pi^3*(1099 - 2198*y + 1099*y^2 - 2090*z + 2117*y*z + 1018*z^2))/(y*z*(-1 + y + z)^2) + (Pi^2*(154783 - 308918*y + 154135*y^2 - 581980*z + 874536*y*z - 286454*y^2*z + 821184*z^2 - 823182*y*z^2 + 132427*y^2*z^2 - 515560*z^3 + 257564*y*z^3 + 121573*z^4))/(7776*y*(-1 + z)^2*z* (-1 + y + z)^2) + (2*Pi^2*G[0, 1, y])/(3*y*z) + (Pi^2*G[0, 1, z])/(3*y*z) + G[0, 1 - y, z]*((2*Pi^2)/(3*y*z) - (4*G[1, 0, y])/(y*z)) + G[0, 0, z]*((49*Pi^2)/(6*y*z) - (((3*I)/2)*Pi*(10 - 32*z + 19*z^2))/(y*(-1 + z)^2*z) + (-86 + 86*y - 1788*z + 1982*y*z + 3471*z^2 - 1597*y*z^2 - 1597*z^3)/ (72*y*(-1 + z)^2*z*(-1 + y + z)) + (9*G[1, 0, y])/(2*y*z)) + ((-25*Pi^2)/(6*y*z) + ((I/12)*Pi*(109 - 218*y + 109*y^2 - 290*z + 272*y*z + 163*z^2))/(y*z*(-1 + y + z)^2) + (-232 + 428*y - 196*y^2 - 128*z - 399*y*z + 188*y^2*z + 1557*z^2 - 438*y*z^2 + 2*y^2*z^2 - 1802*z^3 + 409*y*z^3 + 605*z^4)/ (72*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 0, z] - (Pi^2*G[1, 1, y])/(3*y*z) - (Pi^2*G[1, 1, z])/(3*y*z) - (Pi^2*G[1, 1 - y, z])/(6*y*z) + (Pi^2*G[1 - y, 0, z])/(6*y*z) + G[0, 0, y]*(((-15*I)*Pi)/(y*z) + (49*Pi^2)/(6*y*z) + (-43 + 86*y - 43*y^2 + 167*z - 183*y*z + 70*y^2*z - 124*z^2 + 70*y*z^2)/(36*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)) - (11*G[0, 0, z])/(y*z) + (3*G[1, 0, z])/(2*y*z) + (3*G[1 - y, 0, z])/(y*z)) + (Pi^2*G[1 - y, 1, z])/(3*y*z) - (Pi^2*G[1 - y, 1 - y, z])/(6*y*z) - (Pi^2*G[-y, 1 - y, z])/(3*y*z) + G[1, 0, y]*((-4*Pi^2)/(y*z) + ((I/12)*Pi*(109 - 218*y + 109*y^2 - 290*z + 272*y*z + 163*z^2))/(y*z*(-1 + y + z)^2) + (-74 + 112*y - 38*y^2 + 894*z - 485*y*z + 2*y^2*z - 1425*z^2 + 409*y*z^2 + 605*z^3)/(72*y*(-1 + z)*z*(-1 + y + z)^2) - G[1, 0, z]/(y*z) + G[1, 1 - y, z]/(y*z) - G[1 - y, 0, z]/(y*z) + G[1 - y, 1 - y, z]/(y*z) - (2*G[-y, 0, z])/(y*z) + (2*G[-y, 1 - y, z])/(y*z)) + (61/(6*y*z) + (((27*I)/2)*Pi)/(y*z))* G[0, 0, 0, y] + ((((27*I)/2)*Pi)/(y*z) + (122 - 448*z + 275*z^2)/ (12*y*(-1 + z)^2*z))*G[0, 0, 0, z] + (((-6*I)*Pi)/(y*z) + (-34 + 80*y - 43*y^2 + 184*z - 288*y*z + 98*y^2*z - 336*z^2 + 330*y*z^2 - 52*y^2*z^2 + 256*z^3 - 122*y*z^3 - 70*z^4)/(6*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1, 0, y] + (((-6*I)*Pi)/(y*z) + (-34 + 68*y - 34*y^2 + 196*z - 294*y*z + 104*y^2*z - 369*z^2 + 366*y*z^2 - 61*y^2*z^2 + 286*z^3 - 140*y*z^3 - 79*z^4)/(6*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1, 0, z] + (((-9*I)*Pi)/(y*z) + (-91 + 182*y - 91*y^2 + 254*z - 236*y*z - 145*z^2)/(12*y*z*(-1 + y + z)^2))*G[1, 0, 0, y] + (((-9*I)*Pi)/(y*z) + (-91 + 182*y - 91*y^2 + 484*z - 696*y*z + 230*y^2*z - 876*z^2 + 822*y*z^2 - 127*y^2*z^2 + 664*z^3 - 308*y*z^3 - 181*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, 0, z] + (((3*I)*Pi)/(y*z) + (55 - 110*y + 55*y^2 - 268*z + 396*y*z - 134*y^2*z + 462*z^2 - 450*y*z^2 + 73*y^2*z^2 - 340*z^3 + 164*y*z^3 + 91*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1, 0, y] + G[-y, z]*((2*G[0, 1, 0, y])/(y*z) + (2*G[1, 1, 0, y])/(y*z)) + ((11 - 10*y + 2*y^2 - 44*z + 48*y*z - 16*y^2*z + 66*z^2 - 60*y*z^2 + 11*y^2*z^2 - 44*z^3 + 22*y*z^3 + 11*z^4)*G[1, 1, 0, z])/(3*y*(-1 + z)^2*z*(-1 + y + z)^2) + (((3*I)*Pi)/(y*z) + (11 - 22*y + 11*y^2 - 92*z + 132*y*z - 46*y^2*z + 198*z^2 - 186*y*z^2 + 29*y^2*z^2 - 164*z^3 + 76*y*z^3 + 47*z^4)/ (12*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[1 - y, 1, 0, z] - (11*G[0, 0, 0, 0, y])/(y*z) - (11*G[0, 0, 0, 0, z])/(y*z) + (17*G[0, 0, 1, 0, y])/(2*y*z) + (13*G[0, 0, 1, 0, z])/(2*y*z) + (7*G[0, 1, 0, 0, y])/(y*z) + (7*G[0, 1, 0, 0, z])/(y*z) - (4*G[0, 1, 1, 0, y])/(y*z) - (2*G[0, 1, 1, 0, z])/(y*z) - (4*G[0, 1 - y, 1, 0, z])/(y*z) + (17*G[1, 0, 0, 0, y])/(2*y*z) + (17*G[1, 0, 0, 0, z])/(2*y*z) - (6*G[1, 0, 1, 0, y])/(y*z) - (3*G[1, 0, 1, 0, z])/(y*z) - (5*G[1, 1, 0, 0, y])/(y*z) - (2*G[1, 1, 0, 0, z])/(y*z) + (2*G[1, 1, 1, 0, y])/(y*z) + (2*G[1, 1, 1, 0, z])/(y*z) + G[1, 1 - y, 1, 0, z]/(y*z) - (3*G[1 - y, 0, 1, 0, z])/(y*z) - (3*G[1 - y, 1, 0, 0, z])/(y*z) - (2*G[1 - y, 1, 1, 0, z])/(y*z) + G[1 - y, 1 - y, 1, 0, z]/(y*z) + (2*G[-y, 0, 1, 0, z])/(y*z) + (2*G[-y, 1 - y, 1, 0, z])/(y*z) + (((2*I)*Pi)/(y*z) + (-41 - 134*y + 121*y^2 - 160*z + 726*y*z - 350*y^2*z + 645*z^2 - 996*y*z^2 + 202*y^2*z^2 - 646*z^3 + 404*y*z^3 + 202*z^4)/(54*y*(-1 + z)^2*z*(-1 + y + z)^2))*Zeta[3] + G[0, z]*((((-7*I)/2)*Pi^3)/(y*z) + ((I/24)*Pi*(-119 + 119*y + 1045*z - 962*y*z - 1588*z^2 + 662*y*z^2 + 662*z^3))/(y*(-1 + z)^2*z* (-1 + y + z)) + (18089 - 18089*y + 2793*z - 35678*y*z - 54201*z^2 + 40447*y*z^2 + 33319*z^3)/(2592*y*(-1 + z)^2*z* (-1 + y + z)) + (Pi^2*(-5129 + 10258*y - 5129*y^2 + 23828*z - 37758*y*z + 13858*y^2*z - 39882*z^2 + 42942*y*z^2 - 7829*y^2*z^2 + 28796*z^3 - 15442*y*z^3 - 7613*z^4))/ (432*y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*G[1, y])/(3*y*z) + ((((27*I)/2)*Pi)/(y*z) + (122 - 244*y + 122*y^2 - 596*z + 858*y*z - 280*y^2*z + 1029*z^2 - 966*y*z^2 + 149*y^2*z^2 - 758*z^3 + 352*y*z^3 + 203*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 0, y] + (((-6*I)*Pi)/(y*z) + (-10 + 20*y - 10*y^2 + 52*z - 74*y*z + 24*y^2*z - 93*z^2 + 86*y*z^2 - 13*y^2*z^2 + 70*z^3 - 32*y*z^3 - 19*z^4)/(2*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, y] - (11*G[0, 0, 0, y])/(y*z) + (9*G[0, 1, 0, y])/(2*y*z) + (7*G[1, 0, 0, y])/(y*z) - (2*G[1, 1, 0, y])/(y*z) - (4*Zeta[3])/(y*z)) + G[0, y]*((((-7*I)/2)*Pi^3)/(y*z) + ((I/24)*Pi*(-119 + 238*y - 119*y^2 + 166*z - 285*y*z + 83*y^2*z - 47*z^2 + 83*y*z^2))/((-1 + y)*y*(-1 + z)*z*(-1 + y + z)) + (-18089 + 55131*y - 55995*y^2 + 18953*y^3 + 50434*z - 111181*y*z + 85640*y^2*z - 24893*y^3*z - 32993*z^2 + 50110*y*z^2 - 17765*y^2*z^2 + 648*z^3)/(2592*(-1 + y)^2*y*(-1 + z)*z* (-1 + y + z)) + (Pi^2*(-5129 + 10402*y - 5237*y^2 + 20228*z - 30774*y*z + 10330*y^2*z - 29982*z^2 + 30414*y*z^2 - 5129*y^2*z^2 + 19796*z^3 - 10042*y*z^3 - 4913*z^4))/ (432*y*(-1 + z)^2*z*(-1 + y + z)^2) + ((49*Pi^2)/(6*y*z) - (((3*I)/2)*Pi*(10 - 20*y + 10*y^2 - 48*z + 71*y*z - 24*y^2*z + 82*z^2 - 80*y*z^2 + 13*y^2*z^2 - 60*z^3 + 29*y*z^3 + 16*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (-86 + 258*y - 258*y^2 + 86*y^3 - 1006*z + 2143*y*z - 1607*y^2*z + 470*y^3*z + 3228*z^2 - 5760*y*z^2 + 2887*y^2*z^2 - 391*y^3*z^2 - 3094*z^3 + 4353*y*z^3 - 1187*y^2*z^3 + 958*z^4 - 994*y*z^4)/ (72*(-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, z] + (Pi^2*G[1, z])/(6*y*z) + (Pi^2*G[1 - y, z])/(6*y*z) + ((((27*I)/2)*Pi)/(y*z) + (61 - 122*y + 61*y^2 - 328*z + 489*y*z - 170*y^2*z + 597*z^2 - 588*y*z^2 + 97*y^2*z^2 - 454*z^3 + 221*y*z^3 + 124*z^4)/(6*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 0, z] + (((-3*I)*Pi)/(y*z) + (-49 + 74*y - 31*y^2 + 98*z - 80*y*z - 49*z^2)/(12*y*z*(-1 + y + z)^2))*G[1, 0, z] + (((-3*I)*Pi)/(y*z) + (-11 + 22*y - 11*y^2 + 92*z - 132*y*z + 46*y^2*z - 198*z^2 + 186*y*z^2 - 29*y^2*z^2 + 164*z^3 - 76*y*z^3 - 47*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[1 - y, 0, z] - (11*G[0, 0, 0, z])/(y*z) + (5*G[0, 1, 0, z])/ (2*y*z) + (4*G[0, 1 - y, 0, z])/(y*z) + (4*G[1, 0, 0, z])/(y*z) - G[1, 1 - y, 0, z]/(y*z) + (3*G[1 - y, 0, 0, z])/(y*z) - G[1 - y, 1 - y, 0, z]/(y*z) - (2*G[-y, 1 - y, 0, z])/(y*z) - (4*Zeta[3])/(y*z)) + G[1, z]* ((Pi^2*(-11 + 10*y - 2*y^2 + 44*z - 48*y*z + 16*y^2*z - 66*z^2 + 60*y*z^2 - 11*y^2*z^2 + 44*z^3 - 22*y*z^3 - 11*z^4))/ (18*y*(-1 + z)^2*z*(-1 + y + z)^2) - G[0, 1, 0, y]/(y*z) + G[1, 1, 0, y]/(y*z) + Zeta[3]/(y*z)) + G[1 - y, z]* (((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(-11 + 22*y - 11*y^2 + 92*z - 132*y*z + 46*y^2*z - 198*z^2 + 186*y*z^2 - 29*y^2*z^2 + 164*z^3 - 76*y*z^3 - 47*z^4))/(72*y*(-1 + z)^2*z*(-1 + y + z)^2) + (((3*I)*Pi)/(y*z) + (11 - 22*y + 11*y^2 - 92*z + 132*y*z - 46*y^2*z + 198*z^2 - 186*y*z^2 + 29*y^2*z^2 - 164*z^3 + 76*y*z^3 + 47*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, y] - (3*G[0, 1, 0, y])/(y*z) - (3*G[1, 0, 0, y])/(y*z) - G[1, 1, 0, y]/(y*z) + (4*Zeta[3])/(y*z)) + G[1, y]*(((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(-55 + 110*y - 55*y^2 + 268*z - 396*y*z + 134*y^2*z - 462*z^2 + 450*y*z^2 - 73*y^2*z^2 + 340*z^3 - 164*y*z^3 - 91*z^4))/(72*y*(-1 + z)^2*z* (-1 + y + z)^2) - (Pi^2*G[1, z])/(6*y*z) + (Pi^2*G[1 - y, z])/ (6*y*z) - (Pi^2*G[-y, z])/(3*y*z) + (5*Zeta[3])/(y*z))))/eps^2 + Nc^2*Nf*((((997*I)/4320)*Pi^5)/(y*z) + (-55438183 + 55438183*y + 43400935*z - 42887719*y*z - 513216*z^2)/ (839808*(-1 + y)*y*(-1 + z)*z) - ((I/5832)*Pi*(357442 - 357442*y - 273499*z + 273013*y*z + 486*z^2))/ ((-1 + y)*y*(-1 + z)*z) + ((I/3888)*Pi^3*(-32132*y + 94344*y^2 - 92292*y^3 + 30080*y^4 - 32132*z + 212243*y*z - 395675*y^2*z + 287055*y^3*z - 71491*y^4*z + 115955*z^2 - 462362*y*z^2 + 596794*y^2*z^2 - 286434*y^3*z^2 + 37343*y^4*z^2 - 157035*z^3 + 432608*y*z^3 - 368540*y^2*z^3 + 91671*y^3*z^3 + 94733*z^4 - 173174*y*z^4 + 77145*y^2*z^4 - 21521*z^5 + 22817*y*z^5))/ ((-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)) + (Pi^2*(4037437*y - 16049956*y^2 + 23925246*y^3 - 15850372*y^4 + 3937645*y^5 + 4037437*z - 30765464*y*z + 75783602*y^2*z - 82977898*y^3*z + 41479661*y^4*z - 7557338*y^5*z - 14679544*z^2 + 71694776*y*z^2 - 127635084*y^2*z^2 + 102294263*y^3*z^2 - 35158942*y^4*z^2 + 3484531*y^5*z^2 + 19836420*z^3 - 72217642*y*z^3 + 94689011*y^2*z^3 - 51970660*y^3*z^3 + 9664815*y^4*z^3 - 11782012*z^4 + 32522519*y*z^4 - 29606662*y^2*z^4 + 8864211*y^3*z^4 + 2585755*z^5 - 5271626*y*z^5 + 2683927*y^2*z^5 + 1944*z^6))/ (139968*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)) + (Pi^4*(-48241*y + 191452*y^2 - 287034*y^3 + 192676*y^4 - 48853*y^5 + 249678*y*z - 952282*y^2*z + 1385070*y^3*z - 912582*y^4*z + 230116*y^5*z + 144*z^2 - 538227*y*z^2 + 1931402*y^2*z^2 - 2640853*y^3*z^2 + 1643720*y^4*z^2 - 395898*y^5*z^2 - 720*z^3 + 617780*y*z^3 - 2038596*y^2*z^3 + 2512648*y^3*z^3 - 1390852*y^4*z^3 + 298588*y^5*z^3 + 1440*z^4 - 393975*y*z^4 + 1171648*y^2*z^4 - 1225452*y^3*z^4 + 531156*y^4*z^4 - 83089*y^5*z^4 - 1440*z^5 + 125406*y*z^5 - 338258*y^2*z^5 + 278986*y^3*z^5 - 65846*y^4*z^5 + 720*z^6 - 9253*y*z^6 + 31322*y^2*z^6 - 22501*y^3*z^6 - 144*z^7 - 3168*y*z^7 + 3312*y^2*z^7))/(51840*(-1 + y)^2*y^2*(-1 + z)^4*z* (-1 + y + z)^2) + ((((127*I)/9)*Pi)/(y*z) - (179*Pi^2)/(36*y*z) + (-286 + 878*y - 592*y^2 + 221*z - 534*y*z + 583*y^2*z + 65*z^2 - 335*y*z^2)/(108*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)))*G[0, 0, 0, y] + ((-179*Pi^2)/(36*y*z) + ((I/9)*Pi*(127 - 410*z + 244*z^2))/ (y*(-1 + z)^2*z) + (-286 + 286*y + 5781*z - 4919*y*z - 9624*z^2 + 3211*y*z^2 + 4129*z^3)/(108*y*(-1 + z)^2*z*(-1 + y + z)))* G[0, 0, 0, z] + (Pi^2*(-y^2 + 2*y^3 - y^4 + 3*y*z - 3*y^2*z + 3*z^2 - 6*y*z^2)*G[0, 0, 1, y])/(18*(-1 + y)^2*y^3*z) + (Pi^2*(8*y^2 - 16*y^3 + 8*y^4 + 3*y*z - 3*y^2*z + 3*z^2 - 6*y*z^2)* G[0, 0, 1, z])/(18*(-1 + y)^2*y^3*z) - (10*Pi^2*G[0, 0, 1 - y, z])/ (9*y*z) + ((Pi^2*(13*y^2 + 2*y*z + 2*z^2))/(12*y^3*z) - ((I/18)*Pi*(103*y^2 - 236*y^3 + 112*y^4 + 44*y*z - 800*y^2*z + 1079*y^3*z - 236*y^4*z - 5*z^2 - 676*y*z^2 + 2344*y^2*z^2 - 1468*y^3*z^2 + 121*y^4*z^2 - 220*z^3 + 1953*y*z^3 - 2700*y^2*z^3 + 619*y^3*z^3 + 630*z^4 - 2048*y*z^4 + 1050*y^2*z^4 - 580*z^5 + 727*y*z^5 + 175*z^6))/(y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (448*y^3 - 2352*y^4 + 3000*y^5 - 1096*y^6 + 221*y^2*z - 10585*y^3*z + 24655*y^4*z - 17611*y^5*z + 3320*y^6*z - 380*y*z^2 - 13466*y^2*z^2 + 55316*y^3*z^2 - 64700*y^4*z^2 + 25244*y^5*z^2 - 1438*y^6*z^2 + 810*z^3 - 6700*y*z^3 + 50026*y^2*z^3 - 95112*y^3*z^3 + 60823*y^4*z^3 - 9847*y^5*z^3 - 2430*z^4 + 19758*y*z^4 - 63050*y^2*z^4 + 63782*y^3*z^4 - 19212*y^4*z^4 + 2430*z^5 - 17896*y*z^5 + 30101*y^2*z^5 - 14635*y^3*z^5 - 810*z^6 + 5218*y*z^6 - 3832*y^2*z^6)/(216*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2))*G[0, 1, 0, y] + ((Pi^2*(13*y^2 - 26*y^3 + 13*y^4 + 2*y*z - 2*y^2*z + 2*z^2 - 4*y*z^2))/ (12*(-1 + y)^2*y^3*z) - ((I/18)*Pi*(130*y^2 - 260*y^3 + 130*y^4 + 98*y*z - 708*y^2*z + 655*y^3*z + 22*z^2 - 744*y*z^2 + 1104*y^2*z^2 - 296*z^3 + 763*y*z^3 + 184*z^4))/ (y*z*(-1 + y + z)^2*(y + z)^2) + (-1006*y^3 + 3486*y^4 - 3954*y^5 + 1474*y^6 - 1121*y^2*z + 14849*y^3*z - 32209*y^4*z + 23617*y^5*z - 5136*y^6*z + 254*y*z^2 + 16801*y^2*z^2 - 74091*y^3*z^2 + 98175*y^4*z^2 - 47013*y^5*z^2 + 5568*y^6*z^2 - 594*z^3 + 5636*y*z^3 - 65814*y^2*z^3 + 158798*y^3*z^3 - 134235*y^4*z^3 + 38583*y^5*z^3 - 1852*y^6*z^3 + 2124*z^4 - 22570*y*z^4 + 111222*y^2*z^4 - 164654*y^3*z^4 + 85453*y^4*z^4 - 11179*y^5*z^4 - 2592*z^5 + 31354*y*z^5 - 90451*y^2*z^5 + 81369*y^3*z^5 - 20724*y^4*z^5 + 972*z^6 - 18812*y*z^6 + 33285*y^2*z^6 - 15319*y^3*z^6 + 306*z^7 + 4138*y*z^7 - 3922*y^2*z^7 - 216*z^8)/ (216*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 0, z] + (Pi^2*(-5*y^2 + 10*y^3 - 5*y^4 - 3*y*z + 9*y^2*z - 6*y^3*z - 3*z^2 + 6*y*z^2 - 6*y^2*z^2)*G[0, 1, 1, y])/ (18*(-1 + y)^2*y^3*z) + (Pi^2*(-5*y^2 + 10*y^3 - 5*y^4 + 6*y*z - 6*y^2*z + 6*z^2 - 12*y*z^2)*G[0, 1, 1, z])/(36*(-1 + y)^2*y^3*z) + (Pi^2*(y^2 - 2*y^3 + y^4 - 6*y*z + 6*y^2*z - 6*z^2 + 12*y*z^2)* G[0, 1, 1 - y, z])/(36*(-1 + y)^2*y^3*z) + (Pi^2*(-5*y^2 + 10*y^3 - 5*y^4 - 3*y*z + 3*y^2*z - 3*z^2 + 6*y*z^2)* G[0, 1 - y, 0, z])/(18*(-1 + y)^2*y^3*z) + (Pi^2*(-11 + 22*y - 11*y^2 - 3*z + 3*y*z + 3*z^2)*G[0, 1 - y, 1, z])/ (18*(-1 + y)^2*y*z) + (Pi^2*(-4*y^2 + 8*y^3 - 4*y^4 - 3*y*z + 15*y^2*z - 15*y^3*z - 6*y^4*z + 9*y^5*z - 3*z^2 + 15*y*z^2 - 21*y^2*z^2 + 24*y^3*z^2 - 12*y^4*z^2 + 9*z^3 - 27*y*z^3 + 13*y^2*z^3 - 8*y^3*z^3 + 4*y^4*z^3 - 9*z^4 + 21*y*z^4 - 3*y^2*z^4 + 3*z^5 - 6*y*z^5)*G[0, 1 - y, 1 - y, z])/(18*(-1 + y)^2*y^3*(-1 + z)^3* z) + (Pi^2*(-4*y^2 + 8*y^3 - 4*y^4 + y*z + 11*y^2*z - 21*y^3*z + 6*y^4*z + 3*y^5*z + z^2 - 5*y*z^2 - 9*y^2*z^2 + 24*y^3*z^2 - 12*y^4*z^2 - 3*z^3 + 9*y*z^3 + y^2*z^3 - 8*y^3*z^3 + 4*y^4*z^3 + 3*z^4 - 7*y*z^4 + y^2*z^4 - z^5 + 2*y*z^5)*G[0, -y, 1 - y, z])/ (6*(-1 + y)^2*y^3*(-1 + z)^3*z) + ((107*Pi^2)/(24*y*z) - ((I/36)*Pi*(418 - 836*y + 418*y^2 - 1328*z + 1529*y*z + 787*z^2))/(y*z*(-1 + y + z)^2) + (-298*y^2 + 1020*y^3 - 1146*y^4 + 424*y^5 - 82*y*z + 4431*y^2*z - 9277*y^3*z + 5181*y^4*z - 253*y^5*z - 108*z^2 + 3951*y*z^2 - 14755*y^2*z^2 + 14767*y^3*z^2 - 4206*y^4*z^2 + 216*z^3 - 7056*y*z^3 + 13521*y^2*z^3 - 6681*y^3*z^3 - 108*z^4 + 3187*y*z^4 - 2728*y^2*z^4)/(108*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)^2*(y + z)))* G[1, 0, 0, y] + ((Pi^2*(331*y^2 + 12*y*z + 12*z^2))/(72*y^3*z) - ((I/36)*Pi*(742 - 1484*y + 742*y^2 - 3076*z + 4377*y*z - 1100*y^2*z + 4749*z^2 - 4494*y*z^2 + 454*y^2*z^2 - 3238*z^3 + 1601*y*z^3 + 823*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (1864*y^2 - 3953*y^3 + 2089*y^4 + 2296*y*z - 15088*y^2*z + 17982*y^3*z - 4449*y^4*z + 108*z^2 - 12575*y*z^2 + 40716*y^2*z^2 - 28905*y^3*z^2 + 3036*y^4*z^2 - 144*z^3 + 26263*y*z^3 - 50755*y^2*z^3 + 20117*y^3*z^3 - 703*y^4*z^3 - 504*z^4 - 26299*y*z^4 + 30430*y^2*z^4 - 5268*y^3*z^4 + 1296*z^5 + 12629*y*z^5 - 7167*y^2*z^5 - 1044*z^6 - 2314*y*z^6 + 288*z^7)/ (108*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)))*G[1, 0, 0, z] + (Pi^2*(2*y^2 - 4*y^3 + 2*y^4 + 6*y*z - 9*y^2*z + 3*y^3*z + 6*z^2 - 12*y*z^2 + 3*y^2*z^2)*G[1, 0, 1, y])/(18*(-1 + y)^2*y^3*z) - (7*Pi^2*G[1, 0, 1, z])/(36*y*z) + (Pi^2*(2*y^2 - 3*y*z - 3*z^2)* G[1, 0, 1 - y, z])/(18*y^3*z) + ((Pi^2*(-41*y^2 + 12*y*z + 12*z^2))/(72*y^3*z) + ((I/36)*Pi*(134*y^2 - 268*y^3 + 134*y^4 + 592*y*z - 1396*y^2*z + 1291*y^3*z - 292*y^4*z + 350*z^2 - 2420*y*z^2 + 3713*y^2*z^2 - 1814*y^3*z^2 + 152*y^4*z^2 - 1076*z^3 + 3981*y*z^3 - 3774*y^2*z^3 + 779*y^3*z^3 + 1317*z^4 - 3058*y*z^4 + 1317*y^2*z^4 - 806*z^5 + 905*y*z^5 + 215*z^6))/(y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (-544*y^3 + 1848*y^4 - 2064*y^5 + 760*y^6 - 2627*y^2*z + 10291*y^3*z - 16981*y^4*z + 11641*y^5*z - 2324*y^6*z - 2668*y*z^2 + 16496*y^2*z^2 - 39332*y^3*z^2 + 39920*y^4*z^2 - 15428*y^5*z^2 + 778*y^6*z^2 + 378*z^3 + 6532*y*z^3 - 31846*y^2*z^3 + 52320*y^3*z^3 - 32233*y^4*z^3 + 5065*y^5*z^3 - 2484*z^4 - 1266*y*z^4 + 21164*y^2*z^4 - 25178*y^3*z^4 + 8232*y^4*z^4 + 5202*z^5 - 7544*y*z^5 - 1319*y^2*z^5 + 3229*y^3*z^5 - 4464*z^6 + 6098*y*z^6 - 1868*y^2*z^6 + 1368*z^7 - 1152*y*z^7)/(216*(-1 + y)*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[1, 1, 0, y] + G[-y, 0, z]*((-2*(5*y^2 - 3*y*z - 3*z^2)*G[0, 1, 0, y])/(3*y^3*z) + ((14*y^2 + 3*y*z + 3*z^2)*G[1, 0, 0, y])/(3*y^3*z) - (5*G[1, 1, 0, y])/(3*y*z)) + G[-y, -y, z]* ((2*(10*y^2 - 3*y*z - 3*z^2)*G[0, 1, 0, y])/(3*y^3*z) + (2*(10*y^2 - 3*y*z - 3*z^2)*G[1, 1, 0, y])/(3*y^3*z)) + G[1 - y, -y, z]*(((10 - 20*y + 10*y^2 - 27*z + 48*y*z - 12*y^2*z - 9*y^3*z + 18*z^2 - 51*y*z^2 + 30*y^2*z^2 + 8*z^3 + 11*y*z^3 - 10*y^2*z^3 - 12*z^4 + 3*y*z^4 + 3*z^5)*G[0, 1, 0, y])/ (3*(-1 + y)^2*y*(-1 + z)^3*z) + ((10 - 20*y + 10*y^2 - 27*z + 48*y*z - 12*y^2*z - 9*y^3*z + 18*z^2 - 51*y*z^2 + 30*y^2*z^2 + 8*z^3 + 11*y*z^3 - 10*y^2*z^3 - 12*z^4 + 3*y*z^4 + 3*z^5)*G[1, 1, 0, y])/(3*(-1 + y)^2*y*(-1 + z)^3*z)) + G[0, -y, z]*(((4*y^2 - 8*y^3 + 4*y^4 - y*z - 11*y^2*z + 21*y^3*z - 6*y^4*z - 3*y^5*z - z^2 + 5*y*z^2 + 9*y^2*z^2 - 24*y^3*z^2 + 12*y^4*z^2 + 3*z^3 - 9*y*z^3 - y^2*z^3 + 8*y^3*z^3 - 4*y^4*z^3 - 3*z^4 + 7*y*z^4 - y^2*z^4 + z^5 - 2*y*z^5)*G[0, 1, 0, y])/ ((-1 + y)^2*y^3*(-1 + z)^3*z) + ((4*y^2 - 8*y^3 + 4*y^4 - y*z - 11*y^2*z + 21*y^3*z - 6*y^4*z - 3*y^5*z - z^2 + 5*y*z^2 + 9*y^2*z^2 - 24*y^3*z^2 + 12*y^4*z^2 + 3*z^3 - 9*y*z^3 - y^2*z^3 + 8*y^3*z^3 - 4*y^4*z^3 - 3*z^4 + 7*y*z^4 - y^2*z^4 + z^5 - 2*y*z^5)*G[1, 1, 0, y])/ ((-1 + y)^2*y^3*(-1 + z)^3*z)) + ((Pi^2*(107*y^2 + 6*y*z + 6*z^2))/(36*y^3*z) - ((I/18)*Pi*(97 - 254*y + 115*y^2 - 460*z + 708*y*z - 134*y^2*z + 780*z^2 - 702*y*z^2 + 43*y^2*z^2 - 568*z^3 + 248*y*z^3 + 151*z^4))/ (y*(-1 + z)^2*z*(-1 + y + z)^2) + (215*y^2 + 686*y^3 - 181*y^4 - 433*y*z + 1482*y^2*z + 326*y^3*z - 1690*y^4*z - 216*z^2 + 2164*y*z^2 - 1632*y^2*z^2 - 3790*y^3*z^2 + 1070*y^4*z^2 + 72*z^3 - 2355*y*z^3 - 1070*y^2*z^3 + 1977*y^3*z^3 + 1080*z^4 - 50*y*z^4 + 1005*y^2*z^4 - 1512*z^5 + 674*y*z^5 + 576*z^6)/ (216*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)))*G[1, 1, 0, z] + (Pi^2*(4*y^2 - 9*y*z - 9*z^2)*G[1, 1, 1, y])/(18*y^3*z) + (5*Pi^2*G[1, 1, 1, z])/(9*y*z) + (Pi^2*(-y - z)*G[1, 1, 1 - y, z])/ (6*y^3) + (Pi^2*(y^2 - 6*y*z - 6*z^2)*G[1, 1 - y, 0, z])/(18*y^3*z) + (Pi^2*(y^2 - 6*y*z - 6*z^2)*G[1, 1 - y, 1, z])/(36*y^3*z) + (Pi^2*(-y^2 + 6*y*z + 6*z^2)*G[1, 1 - y, 1 - y, z])/(18*y^3*z) + (Pi^2*(-5*y^2 - 6*y*z - 6*z^2)*G[1 - y, 0, 0, z])/(36*y^3*z) + (Pi^2*(-10 + 20*y - 10*y^2 - 3*z + 3*y*z + 3*z^2)*G[1 - y, 0, 1, z])/ (18*(-1 + y)^2*y*z) + (Pi^2*(7*y^2 + 6*y*z + 6*z^2)* G[1 - y, 0, 1 - y, z])/(36*y^3*z) + ((Pi^2*(-259*y^2 + 518*y^3 - 259*y^4 - 12*y*z + 12*y^2*z - 12*z^2 + 24*y*z^2))/(72*(-1 + y)^2*y^3*z) + ((I/36)*Pi*(220*y^2 - 440*y^3 + 220*y^4 + 764*y*z - 2516*y^2*z + 2303*y^3*z - 464*y^4*z + 436*z^2 - 4144*y*z^2 + 7075*y^2*z^2 - 3322*y^3*z^2 + 238*y^4*z^2 - 1852*z^3 + 8013*y*z^3 - 7482*y^2*z^3 + 1447*y^3*z^3 + 2913*z^4 - 6638*y*z^4 + 2697*y^2*z^4 - 2014*z^5 + 2005*y*z^5 + 517*z^6))/(y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (58*y^3 - 138*y^4 + 102*y^5 - 22*y^6 - 775*y^2*z + 3875*y^3*z - 6602*y^4*z + 3902*y^5*z - 400*y^6*z - 1202*y*z^2 + 8956*y^2*z^2 - 22594*y^3*z^2 + 21346*y^4*z^2 - 6448*y^5*z^2 - 364*y^6*z^2 + 594*z^3 + 2756*y*z^3 - 21023*y^2*z^3 + 35229*y^3*z^3 - 18998*y^4*z^3 + 1658*y^5*z^3 - 3150*z^4 + 1716*y*z^4 + 15424*y^2*z^4 - 18556*y^3*z^4 + 5178*y^4*z^4 + 5886*z^5 - 8044*y*z^5 - 1048*y^2*z^5 + 2774*y^3*z^5 - 4698*z^6 + 5926*y*z^6 - 1534*y^2*z^6 + 1368*z^7 - 1152*y*z^7)/(216*(-1 + y)*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[1 - y, 1, 0, z] + (Pi^2*(-17 + 34*y - 17*y^2 - 6*z + 6*y*z + 6*z^2)*G[1 - y, 1, 1, z])/ (36*(-1 + y)^2*y*z) + (Pi^2*(y^2 - 2*y^3 + y^4 - 6*y*z + 3*y^2*z + 24*y^3*z - 39*y^4*z + 18*y^5*z - 6*z^2 + 30*y*z^2 - 15*y^2*z^2 - 6*y^3*z^2 + 3*y^4*z^2 + 18*z^3 - 54*y*z^3 + 17*y^2*z^3 + 2*y^3*z^3 - y^4*z^3 - 18*z^4 + 42*y*z^4 - 6*y^2*z^4 + 6*z^5 - 12*y*z^5)* G[1 - y, 1, 1 - y, z])/(36*(-1 + y)^2*y^3*(-1 + z)^3*z) + (Pi^2*(2*y - 3*y^2 + y^3 + 2*z - 4*y*z + y^2*z)*G[1 - y, 1 - y, 0, z])/ (6*(-1 + y)^2*y^3) + (Pi^2*(y^2 - 2*y^3 + y^4 + y*z - y^2*z + z^2 - 2*y*z^2)*G[1 - y, 1 - y, 1, z])/(6*(-1 + y)^2*y^3*z) + (Pi^2*(-y^2 + 2*y^3 - y^4 + 12*y*z - 15*y^2*z - 18*y^3*z + 39*y^4*z - 18*y^5*z + 12*z^2 - 60*y*z^2 + 57*y^2*z^2 - 12*y^3*z^2 - 3*y^4*z^2 - 36*z^3 + 108*y*z^3 - 71*y^2*z^3 + 16*y^3*z^3 + y^4*z^3 + 36*z^4 - 84*y*z^4 + 36*y^2*z^4 - 6*y^3*z^4 - 12*z^5 + 24*y*z^5 - 6*y^2*z^5)* G[1 - y, 1 - y, 1 - y, z])/(36*(-1 + y)^2*y^3*(-1 + z)^3*z) + (Pi^2*(-10 + 20*y - 10*y^2 + 27*z - 48*y*z + 12*y^2*z + 9*y^3*z - 18*z^2 + 51*y*z^2 - 30*y^2*z^2 - 8*z^3 - 11*y*z^3 + 10*y^2*z^3 + 12*z^4 - 3*y*z^4 - 3*z^5)*G[1 - y, -y, 1 - y, z])/ (18*(-1 + y)^2*y*(-1 + z)^3*z) + (Pi^2*(7*y^2 - 3*y*z - 3*z^2)* G[-y, 0, 1, z])/(18*y^3*z) + (Pi^2*(4*y^2 - y*z - z^2)* G[-y, 0, 1 - y, z])/(6*y^3*z) + (5*Pi^2*G[-y, 1 - y, 0, z])/(18*y*z) + (Pi^2*(7*y^2 - 3*y*z - 3*z^2)*G[-y, 1 - y, 1, z])/(18*y^3*z) - (Pi^2*G[-y, 1 - y, 1 - y, z])/(6*y*z) + (Pi^2*(-10*y^2 + 3*y*z + 3*z^2)*G[-y, -y, 1 - y, z])/(9*y^3*z) + (-449/(36*y*z) - (((19*I)/2)*Pi)/(y*z))*G[0, 0, 0, 0, y] + ((((-19*I)/2)*Pi)/(y*z) + (-449 + 1486*z - 890*z^2)/(36*y*(-1 + z)^2*z))* G[0, 0, 0, 0, z] + ((((13*I)/2)*Pi)/(y*z) + (389*y^4 - 1574*y^5 + 2370*y^6 - 1574*y^7 + 389*y^8 + 1156*y^3*z - 6258*y^4*z + 12733*y^5*z - 12004*y^6*z + 5067*y^7*z - 694*y^8*z + 884*y^2*z^2 - 8190*y^3*z^2 + 24329*y^4*z^2 - 32570*y^5*z^2 + 20885*y^6*z^2 - 5748*y^7*z^2 + 407*y^8*z^2 + 324*y*z^3 - 4724*y^2*z^3 + 21097*y^3*z^3 - 40400*y^4*z^3 + 37058*y^5*z^3 - 15610*y^6*z^3 + 2255*y^7*z^3 + 99*z^4 - 1608*y*z^4 + 9804*y^2*z^4 - 25816*y^3*z^4 + 32372*y^4*z^4 - 19000*y^5*z^4 + 4155*y^6*z^4 - 390*z^5 + 3036*y*z^5 - 9872*y^2*z^5 + 15489*y^3*z^5 - 11616*y^4*z^5 + 3353*y^5*z^5 + 579*z^6 - 2700*y*z^6 + 4868*y^2*z^6 - 4036*y^3*z^6 + 1286*y^4*z^6 - 384*z^7 + 1104*y*z^7 - 1020*y^2*z^7 + 300*y^3*z^7 + 96*z^8 - 156*y*z^8 + 60*y^2*z^8)/ (36*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[0, 0, 1, 0, y] + ((((11*I)/6)*Pi)/(y*z) + (-263*y^4 + 789*y^5 - 789*y^6 + 263*y^7 - 148*y^3*z + 2526*y^4*z - 5747*y^5*z + 4415*y^6*z - 1046*y^7*z + 160*y^2*z^2 + 1452*y^3*z^2 - 10417*y^4*z^2 + 17003*y^5*z^2 - 9755*y^6*z^2 + 1557*y^7*z^2 + 252*y*z^3 - 1134*y^2*z^3 - 5009*y^3*z^3 + 22573*y^4*z^3 - 26340*y^5*z^3 + 10704*y^6*z^3 - 1046*y^7*z^3 + 99*z^4 - 1761*y*z^4 + 3864*y^2*z^4 + 8232*y^3*z^4 - 27494*y^4*z^4 + 22688*y^5*z^4 - 5855*y^6*z^4 + 263*y^7*z^4 - 588*z^5 + 5088*y*z^5 - 7616*y^2*z^5 - 6728*y^3*z^5 + 18820*y^4*z^5 - 10319*y^5*z^5 + 1271*y^6*z^5 + 1458*z^6 - 7842*y*z^6 + 8904*y^2*z^6 + 2174*y^3*z^6 - 6665*y^4*z^6 + 1935*y^5*z^6 - 1932*z^7 + 6888*y*z^7 - 6006*y^2*z^7 + 265*y^3*z^7 + 929*y^4*z^7 + 1443*z^8 - 3369*y*z^8 + 2128*y^2*z^8 - 238*y^3*z^8 - 576*z^9 + 804*y*z^9 - 300*y^2*z^9 + 96*z^10 - 60*y*z^10)/ (36*(-1 + y)*y^3*(-1 + z)^4*z*(-1 + y + z)^2*(y + z)^2))* G[0, 0, 1, 0, z] + ((((7*I)/3)*Pi)/(y*z) + (91*y^3 - 378*y^4 + 574*y^5 - 378*y^6 + 91*y^7 + 86*y^2*z - 912*y^3*z + 2499*y^4*z - 2830*y^5*z + 1379*y^6*z - 222*y^7*z + 43*y*z^2 - 870*y^2*z^2 + 3769*y^3*z^2 - 6396*y^4*z^2 + 4849*y^5*z^2 - 1488*y^6*z^2 + 94*y^7*z^2 + 12*z^3 - 372*y*z^3 + 2661*y^2*z^3 - 6624*y^3*z^3 + 7186*y^4*z^3 - 3350*y^5*z^3 + 487*y^6*z^3 - 36*z^4 + 781*y*z^4 - 3286*y^2*z^4 + 5196*y^3*z^4 - 3488*y^4*z^4 + 831*y^5*z^4 + 36*z^5 - 618*y*z^5 + 1701*y^2*z^5 - 1696*y^3*z^5 + 577*y^4*z^5 - 12*z^6 + 166*y*z^6 - 292*y^2*z^6 + 139*y^3*z^6)/(12*(-1 + y)^2*y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2))*G[0, 1, 0, 0, y] + ((((7*I)/3)*Pi)/(y*z) + (-97*y^3 + 291*y^4 - 291*y^5 + 97*y^6 - 74*y^2*z + 1004*y^3*z - 2215*y^4*z + 1679*y^5*z - 394*y^6*z - y*z^2 + 847*y^2*z^2 - 4468*y^3*z^2 + 6834*y^4*z^2 - 3812*y^5*z^2 + 600*y^6*z^2 + 12*z^3 + 170*y*z^3 - 3419*y^2*z^3 + 10383*y^3*z^3 - 10992*y^4*z^3 + 4258*y^5*z^3 - 400*y^6*z^3 - 72*z^4 - 767*y*z^4 + 6831*y^2*z^4 - 13515*y^3*z^4 + 9741*y^4*z^4 - 2342*y^5*z^4 + 100*y^6*z^4 + 180*z^5 + 1388*y*z^5 - 7476*y^2*z^5 + 9914*y^3*z^5 - 4529*y^4*z^5 + 511*y^5*z^5 - 240*z^6 - 1247*y*z^6 + 4493*y^2*z^6 - 3825*y^3*z^6 + 867*y^4*z^6 + 180*z^7 + 554*y*z^7 - 1347*y^2*z^7 + 601*y^3*z^7 - 72*z^8 - 97*y*z^8 + 145*y^2*z^8 + 12*z^9)/ (12*(-1 + y)*y^2*(-1 + z)^4*z*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 0, 0, z] + (((I/3)*Pi)/(y*z) + (-127*y^4 + 399*y^5 - 399*y^6 + 127*y^7 - 110*y^3*z + 777*y^4*z - 1504*y^5*z + 964*y^6*z - 127*y^7*z + 134*y^2*z^2 - 30*y^3*z^2 - 1277*y^4*z^2 + 1702*y^5*z^2 - 529*y^6*z^2 + 252*y*z^3 - 1194*y^2*z^3 + 1121*y^3*z^3 + 418*y^4*z^3 - 561*y^5*z^3 + 99*z^4 - 1077*y*z^4 + 2502*y^2*z^4 - 1625*y^3*z^4 + 173*y^4*z^4 - 291*z^5 + 1461*y*z^5 - 1778*y^2*z^5 + 608*y^3*z^5 + 288*z^6 - 696*y*z^6 + 336*y^2*z^6 - 96*z^7 + 60*y*z^7)/ (36*(-1 + y)*y^3*(-1 + z)*z*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 1, 0, y] + ((((7*I)/3)*Pi)/(y*z) + (10*y^3 + 6*y^4 - 18*y^5 + 2*y^6 + 92*y^2*z - 96*y^3*z - 116*y^4*z + 152*y^5*z - 32*y^6*z + 70*y*z^2 - 246*y^2*z^2 - 63*y^3*z^2 + 473*y^4*z^2 - 257*y^5*z^2 + 23*y^6*z^2 + 12*z^3 - 168*y*z^3 + 66*y^2*z^3 + 552*y^3*z^3 - 566*y^4*z^3 + 116*y^5*z^3 - 48*z^4 + 127*y*z^4 + 271*y^2*z^4 - 560*y^3*z^4 + 210*y^4*z^4 + 72*z^5 - 30*y*z^5 - 230*y^2*z^5 + 164*y^3*z^5 - 48*z^6 + y*z^6 + 47*y^2*z^6 + 12*z^7)/(12*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 1, 0, z] + ((((-20*I)/3)*Pi)/(y*z) + (241*y^4 - 723*y^5 + 723*y^6 - 241*y^7 + 842*y^3*z - 3616*y^4*z + 5317*y^5*z - 3073*y^6*z + 530*y^7*z + 646*y^2*z^2 - 5486*y^3*z^2 + 12746*y^4*z^2 - 11600*y^5*z^2 + 3971*y^6*z^2 - 277*y^7*z^2 + 252*y*z^3 - 3316*y^2*z^3 + 12751*y^3*z^3 - 18105*y^4*z^3 + 10027*y^5*z^3 - 1609*y^6*z^3 + 99*z^4 - 1221*y*z^4 + 6342*y^2*z^4 - 13364*y^3*z^4 + 11213*y^4*z^4 - 3033*y^5*z^4 - 390*z^5 + 2214*y*z^5 - 5584*y^2*z^5 + 6251*y^3*z^5 - 2491*y^4*z^5 + 579*z^6 - 1833*y*z^6 + 2176*y^2*z^6 - 994*y^3*z^6 - 384*z^7 + 648*y*z^7 - 264*y^2*z^7 + 96*z^8 - 60*y*z^8)/(36*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[0, 1 - y, 1, 0, z] + ((((26*I)/3)*Pi)/(y*z) + (133 - 266*y + 133*y^2 - 418*z + 482*y*z + 247*z^2)/(12*y*z*(-1 + y + z)^2))*G[1, 0, 0, 0, y] + ((((26*I)/3)*Pi)/(y*z) + (235 - 470*y + 235*y^2 - 980*z + 1402*y*z - 358*y^2*z + 1520*z^2 - 1450*y*z^2 + 151*y^2*z^2 - 1040*z^3 + 518*y*z^3 + 265*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, 0, 0, z] + ((((-19*I)/3)*Pi)/(y*z) + (328*y^4 - 984*y^5 + 975*y^6 - 319*y^7 + 992*y^3*z - 4324*y^4*z + 6505*y^5*z - 3835*y^6*z + 662*y^7*z + 679*y^2*z^2 - 5969*y^3*z^2 + 14369*y^4*z^2 - 13457*y^5*z^2 + 4715*y^6*z^2 - 337*y^7*z^2 + 216*y*z^3 - 3190*y^2*z^3 + 13141*y^3*z^3 - 19605*y^4*z^3 + 11251*y^5*z^3 - 1849*y^6*z^3 + 93*z^4 - 1047*y*z^4 + 5739*y^2*z^4 - 13205*y^3*z^4 + 11777*y^4*z^4 - 3321*y^5*z^4 - 378*z^5 + 1902*y*z^5 - 4852*y^2*z^5 + 5951*y^3*z^5 - 2551*y^4*z^5 + 573*z^6 - 1587*y*z^6 + 1852*y^2*z^6 - 910*y^3*z^6 - 384*z^7 + 576*y*z^7 - 228*y^2*z^7 + 96*z^8 - 60*y*z^8)/(36*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[1, 0, 1, 0, y] + ((163*y^2 - 447*y^3 + 438*y^4 - 154*y^5 - 24*y*z - 430*y^2*z + 1108*y^3*z - 854*y^4*z + 200*y^5*z - 96*z^2 + 348*y*z^2 + 60*y^2*z^2 - 822*y^3*z^2 + 583*y^4*z^2 - 73*y^5*z^2 + 384*z^3 - 960*y*z^3 + 698*y^2*z^3 + 54*y^3*z^3 - 140*y^4*z^3 - 576*z^4 + 1032*y*z^4 - 671*y^2*z^4 + 107*y^3*z^4 + 384*z^5 - 456*y*z^5 + 180*y^2*z^5 - 96*z^6 + 60*y*z^6)*G[1, 0, 1, 0, z])/ (36*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + ((((-3*I)/2)*Pi)/(y*z) + (-223*y^3 + 446*y^4 - 223*y^5 - 734*y^2*z + 2096*y^3*z - 2042*y^4*z + 458*y^5*z - 367*y*z^2 + 3106*y^2*z^2 - 5350*y^3*z^2 + 2746*y^4*z^2 - 232*y^5*z^2 + 36*z^3 + 1060*y*z^3 - 5034*y^2*z^3 + 5268*y^3*z^3 - 1144*y^4*z^3 - 180*z^4 - 1071*y*z^4 + 3662*y^2*z^4 - 1788*y^3*z^4 + 324*z^5 + 430*y*z^5 - 1000*y^2*z^5 - 252*z^6 - 52*y*z^6 + 72*z^7)/(36*y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2))*G[1, 1, 0, 0, y] + ((((16*I)/3)*Pi)/(y*z) + (-11*y^2 + 77*y^3 - 95*y^4 + 29*y^5 - 8*y*z + 150*y^2*z - 365*y^3*z + 253*y^4*z - 30*y^5*z - 32*z^2 + 116*y*z^2 - 460*y^2*z^2 + 638*y^3*z^2 - 270*y^4*z^2 + 8*y^5*z^2 + 128*z^3 - 320*y*z^3 + 574*y^2*z^3 - 475*y^3*z^3 + 105*y^4*z^3 - 192*z^4 + 344*y*z^4 - 313*y^2*z^4 + 125*y^3*z^4 + 128*z^5 - 152*y*z^5 + 60*y^2*z^5 - 32*z^6 + 20*y*z^6)/(12*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 1, 0, 0, z] + (((-1/2*I)*Pi)/(y*z) + (19*y^4 - 57*y^5 + 57*y^6 - 19*y^7 + 10*y^3*z - 53*y^4*z + 147*y^5*z - 123*y^6*z + 19*y^7*z + 31*y^2*z^2 - 7*y^3*z^2 + 28*y^4*z^2 - 100*y^5*z^2 + 48*y^6*z^2 + 60*y*z^3 - 143*y^2*z^3 - 17*y^3*z^3 + 108*y^4*z^3 - 8*y^5*z^3 + 32*z^4 - 228*y*z^4 + 233*y^2*z^4 + 59*y^3*z^4 - 84*y^4*z^4 - 96*z^5 + 296*y*z^5 - 161*y^2*z^5 - 27*y^3*z^5 + 96*z^6 - 148*y*z^6 + 40*y^2*z^6 - 32*z^7 + 20*y*z^7)/(12*(-1 + y)*y^3*(-1 + z)*z* (-1 + y + z)^2*(y + z)^2))*G[1, 1, 1, 0, y] + G[-y, z]*((Pi^2*(-y^2 + 3*y*z + 3*z^2)*G[0, 1, y])/(18*y^3*z) + (Pi^2*(5*y^2 + 3*y*z + 3*z^2)*G[1, 0, y])/(18*y^3*z) + (Pi^2*(4*y^2 - 3*y*z - 3*z^2)*G[1, 1, y])/(18*y^3*z) + ((((14*I)/3)*Pi)/(y*z) + (-42*y^4 + 92*y^5 - 50*y^6 - 18*y^7 + 18*y^8 - 306*y^3*z + 884*y^4*z - 830*y^5*z + 252*y^6*z - 18*y^7*z + 18*y^8*z - 255*y^2*z^2 + 1675*y^3*z^2 - 2910*y^4*z^2 + 1952*y^5*z^2 - 570*y^6*z^2 + 108*y^7*z^2 - 96*y*z^3 + 1148*y^2*z^3 - 3510*y^3*z^3 + 4004*y^4*z^3 - 1926*y^5*z^3 + 368*y^6*z^3 - 33*z^4 + 467*y*z^4 - 2105*y^2*z^4 + 3569*y^3*z^4 - 2550*y^4*z^4 + 640*y^5*z^4 + 130*z^5 - 846*y*z^5 + 1886*y^2*z^5 - 1724*y^3*z^5 + 578*y^4*z^5 - 193*z^6 + 695*y*z^6 - 774*y^2*z^6 + 296*y^3*z^6 + 128*z^7 - 240*y*z^7 + 100*y^2*z^7 - 32*z^8 + 20*y*z^8)/(12*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 0, y] + ((((14*I)/3)*Pi)/(y*z) + (-42*y^4 + 92*y^5 - 50*y^6 - 18*y^7 + 18*y^8 - 306*y^3*z + 884*y^4*z - 830*y^5*z + 252*y^6*z - 18*y^7*z + 18*y^8*z - 255*y^2*z^2 + 1675*y^3*z^2 - 2910*y^4*z^2 + 1952*y^5*z^2 - 570*y^6*z^2 + 108*y^7*z^2 - 96*y*z^3 + 1148*y^2*z^3 - 3510*y^3*z^3 + 4004*y^4*z^3 - 1926*y^5*z^3 + 368*y^6*z^3 - 33*z^4 + 467*y*z^4 - 2105*y^2*z^4 + 3569*y^3*z^4 - 2550*y^4*z^4 + 640*y^5*z^4 + 130*z^5 - 846*y*z^5 + 1886*y^2*z^5 - 1724*y^3*z^5 + 578*y^4*z^5 - 193*z^6 + 695*y*z^6 - 774*y^2*z^6 + 296*y^3*z^6 + 128*z^7 - 240*y*z^7 + 100*y^2*z^7 - 32*z^8 + 20*y*z^8)/ (12*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[1, 1, 0, y] + ((2*y^2 - 3*y*z - 3*z^2)*G[0, 0, 1, 0, y])/(y^3*z) + ((-14*y^2 - 3*y*z - 3*z^2)*G[0, 1, 0, 0, y])/(3*y^3*z) + ((y^2 - 3*y*z - 3*z^2)*G[0, 1, 1, 0, y])/(3*y^3*z) - (4*G[1, 0, 1, 0, y])/(y*z) + ((-14*y^2 - 3*y*z - 3*z^2)* G[1, 1, 0, 0, y])/(3*y^3*z) + ((-4*y^2 + 3*y*z + 3*z^2)* G[1, 1, 1, 0, y])/(3*y^3*z)) + ((((8*I)/3)*Pi)/(y*z) + (-35*y^2 + 137*y^3 - 161*y^4 + 59*y^5 - 8*y*z + 170*y^2*z - 401*y^3*z + 277*y^4*z - 38*y^5*z - 32*z^2 + 116*y*z^2 - 395*y^2*z^2 + 523*y^3*z^2 - 211*y^4*z^2 - y^5*z^2 + 128*z^3 - 320*y*z^3 + 480*y^2*z^3 - 351*y^3*z^3 + 75*y^4*z^3 - 192*z^4 + 344*y*z^4 - 280*y^2*z^4 + 92*y^3*z^4 + 128*z^5 - 152*y*z^5 + 60*y^2*z^5 - 32*z^6 + 20*y*z^6)/(12*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 1, 1, 0, z] + (((I/3)*Pi)/(y*z) + (-58*y^2 + 150*y^3 - 141*y^4 + 49*y^5 + 24*y*z + 82*y^2*z - 202*y^3*z + 86*y^4*z + 10*y^5*z + 96*z^2 - 312*y*z^2 + 237*y^2*z^2 + 75*y^3*z^2 - 145*y^4*z^2 + 49*y^5*z^2 - 384*z^3 + 852*y*z^3 - 632*y^2*z^3 + 36*y^3*z^3 + 92*y^4*z^3 + 576*z^4 - 924*y*z^4 + 515*y^2*z^4 - 59*y^3*z^4 - 384*z^5 + 420*y*z^5 - 144*y^2*z^5 + 96*z^6 - 60*y*z^6)/(36*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 1 - y, 1, 0, z] + ((((-19*I)/3)*Pi)/(y*z) + (67*y^4 - 183*y^5 + 147*y^6 - 13*y^7 - 18*y^8 + 256*y^3*z - 1076*y^4*z + 1531*y^5*z - 861*y^6*z + 168*y^7*z - 18*y^8*z + 205*y^2*z^2 - 1749*y^3*z^2 + 4074*y^4*z^2 - 3766*y^5*z^2 + 1387*y^6*z^2 - 151*y^7*z^2 + 84*y*z^3 - 1100*y^2*z^3 + 4253*y^3*z^3 - 6105*y^4*z^3 + 3453*y^5*z^3 - 597*y^6*z^3 + 32*z^4 - 408*y*z^4 + 2147*y^2*z^4 - 4581*y^3*z^4 + 3861*y^4*z^4 - 1039*y^5*z^4 - 128*z^5 + 740*y*z^5 - 1914*y^2*z^5 + 2187*y^3*z^5 - 861*y^4*z^5 + 192*z^6 - 612*y*z^6 + 762*y^2*z^6 - 366*y^3*z^6 - 128*z^7 + 216*y*z^7 - 100*y^2*z^7 + 32*z^8 - 20*y*z^8)/ (12*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 0, 1, 0, z] + ((((-41*I)/6)*Pi)/(y*z) + (220*y^4 - 660*y^5 + 660*y^6 - 220*y^7 + 824*y^3*z - 3502*y^4*z + 5107*y^5*z - 2917*y^6*z + 488*y^7*z + 652*y^2*z^2 - 5480*y^3*z^2 + 12677*y^4*z^2 - 11441*y^5*z^2 + 3848*y^6*z^2 - 256*y^7*z^2 + 252*y*z^3 - 3370*y^2*z^3 + 12985*y^3*z^3 - 18411*y^4*z^3 + 10087*y^5*z^3 - 1579*y^6*z^3 + 96*z^4 - 1224*y*z^4 + 6507*y^2*z^4 - 13919*y^3*z^4 + 11681*y^4*z^4 - 3105*y^5*z^4 - 384*z^5 + 2220*y*z^5 - 5812*y^2*z^5 + 6725*y^3*z^5 - 2677*y^4*z^5 + 576*z^6 - 1836*y*z^6 + 2323*y^2*z^6 - 1135*y^3*z^6 - 384*z^7 + 648*y*z^7 - 300*y^2*z^7 + 96*z^8 - 60*y*z^8)/(36*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[1 - y, 1, 0, 0, z] + ((((-14*I)/3)*Pi)/(y*z) + (36*y^4 - 108*y^5 + 102*y^6 - 30*y^7 + 152*y^3*z - 634*y^4*z + 876*y^5*z - 458*y^6*z + 64*y^7*z + 144*y^2*z^2 - 1084*y^3*z^2 + 2359*y^4*z^2 - 1991*y^5*z^2 + 605*y^6*z^2 - 33*y^7*z^2 + 84*y*z^3 - 814*y^2*z^3 + 2698*y^3*z^3 - 3504*y^4*z^3 + 1772*y^5*z^3 - 248*y^6*z^3 + 32*z^4 - 408*y*z^4 + 1685*y^2*z^4 - 3037*y^3*z^4 + 2290*y^4*z^4 - 550*y^5*z^4 - 128*z^5 + 740*y*z^5 - 1604*y^2*z^5 + 1564*y^3*z^5 - 548*y^4*z^5 + 192*z^6 - 612*y*z^6 + 689*y^2*z^6 - 293*y^3*z^6 - 128*z^7 + 216*y*z^7 - 100*y^2*z^7 + 32*z^8 - 20*y*z^8)/(12*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[1 - y, 1, 1, 0, z] + ((((7*I)/6)*Pi)/(y*z) + (-83*y^4 + 195*y^5 - 87*y^6 - 79*y^7 + 54*y^8 - 298*y^3*z + 1184*y^4*z - 1649*y^5*z + 953*y^6*z - 244*y^7*z + 54*y^8*z - 299*y^2*z^2 + 2059*y^3*z^2 - 4636*y^4*z^2 + 4498*y^5*z^2 - 1939*y^6*z^2 + 317*y^7*z^2 - 216*y*z^3 + 1694*y^2*z^3 - 5165*y^3*z^3 + 7077*y^4*z^3 - 4205*y^5*z^3 + 851*y^6*z^3 - 96*z^4 + 1044*y*z^4 - 3447*y^2*z^4 + 5611*y^3*z^4 - 4315*y^4*z^4 + 1167*y^5*z^4 + 384*z^5 - 1896*y*z^5 + 3236*y^2*z^5 - 2683*y^3*z^5 + 887*y^4*z^5 - 576*z^6 + 1584*y*z^6 - 1412*y^2*z^6 + 476*y^3*z^6 + 384*z^7 - 576*y*z^7 + 228*y^2*z^7 - 96*z^8 + 60*y*z^8)/ (36*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 1 - y, 1, 0, z] + ((((14*I)/3)*Pi)/(y*z) + (-42*y^4 + 92*y^5 - 50*y^6 - 18*y^7 + 18*y^8 - 306*y^3*z + 884*y^4*z - 830*y^5*z + 252*y^6*z - 18*y^7*z + 18*y^8*z - 255*y^2*z^2 + 1675*y^3*z^2 - 2910*y^4*z^2 + 1952*y^5*z^2 - 570*y^6*z^2 + 108*y^7*z^2 - 96*y*z^3 + 1148*y^2*z^3 - 3510*y^3*z^3 + 4004*y^4*z^3 - 1926*y^5*z^3 + 368*y^6*z^3 - 33*z^4 + 467*y*z^4 - 2105*y^2*z^4 + 3569*y^3*z^4 - 2550*y^4*z^4 + 640*y^5*z^4 + 130*z^5 - 846*y*z^5 + 1886*y^2*z^5 - 1724*y^3*z^5 + 578*y^4*z^5 - 193*z^6 + 695*y*z^6 - 774*y^2*z^6 + 296*y^3*z^6 + 128*z^7 - 240*y*z^7 + 100*y^2*z^7 - 32*z^8 + 20*y*z^8)/(12*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[-y, 0, 1, 0, z] + ((((14*I)/3)*Pi)/(y*z) + (-42*y^4 + 92*y^5 - 50*y^6 - 18*y^7 + 18*y^8 - 306*y^3*z + 884*y^4*z - 830*y^5*z + 252*y^6*z - 18*y^7*z + 18*y^8*z - 255*y^2*z^2 + 1675*y^3*z^2 - 2910*y^4*z^2 + 1952*y^5*z^2 - 570*y^6*z^2 + 108*y^7*z^2 - 96*y*z^3 + 1148*y^2*z^3 - 3510*y^3*z^3 + 4004*y^4*z^3 - 1926*y^5*z^3 + 368*y^6*z^3 - 33*z^4 + 467*y*z^4 - 2105*y^2*z^4 + 3569*y^3*z^4 - 2550*y^4*z^4 + 640*y^5*z^4 + 130*z^5 - 846*y*z^5 + 1886*y^2*z^5 - 1724*y^3*z^5 + 578*y^4*z^5 - 193*z^6 + 695*y*z^6 - 774*y^2*z^6 + 296*y^3*z^6 + 128*z^7 - 240*y*z^7 + 100*y^2*z^7 - 32*z^8 + 20*y*z^8)/ (12*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[-y, 1 - y, 1, 0, z] + (53*G[0, 0, 0, 0, 0, y])/(6*y*z) + (53*G[0, 0, 0, 0, 0, z])/(6*y*z) + ((25*y^2 - 50*y^3 + 25*y^4 + 18*y*z - 105*y^2*z + 180*y^3*z - 111*y^4*z + 18*y^5*z + 18*z^2 - 90*y*z^2 + 177*y^2*z^2 - 186*y^3*z^2 + 75*y^4*z^2 - 54*z^3 + 162*y*z^3 - 151*y^2*z^3 + 86*y^3*z^3 - 25*y^4*z^3 + 54*z^4 - 126*y*z^4 + 66*y^2*z^4 - 12*y^3*z^4 - 18*z^5 + 36*y*z^5 - 12*y^2*z^5)*G[0, 0, 0, 1, 0, y])/ (6*(-1 + y)^2*y^3*(-1 + z)^3*z) - (13*G[0, 0, 0, 1, 0, z])/(6*y*z) + ((7*y^2 + y*z - 21*y^2*z - 3*y^3*z + z^2 - 3*y*z^2 + 21*y^2*z^2 - 3*z^3 + 3*y*z^3 - 7*y^2*z^3 + 3*z^4 - y*z^4 - z^5)* G[0, 0, 1, 0, 0, y])/(y^3*(-1 + z)^3*z) + ((-7*y^2 + 14*y^3 - 7*y^4 - 3*y*z + 3*y^2*z - 3*z^2 + 6*y*z^2)* G[0, 0, 1, 0, 0, z])/(3*(-1 + y)^2*y^3*z) + ((y^2 - 2*y^3 + y^4 - 3*y*z + 3*y^2*z - 3*z^2 + 6*y*z^2)* G[0, 0, 1, 1, 0, y])/(3*(-1 + y)^2*y^3*z) + ((-8*y^2 + 16*y^3 - 8*y^4 - 3*y*z + 3*y^2*z - 3*z^2 + 6*y*z^2)* G[0, 0, 1, 1, 0, z])/(3*(-1 + y)^2*y^3*z) + (20*G[0, 0, 1 - y, 1, 0, z])/(3*y*z) - (7*G[0, 1, 0, 0, 0, y])/(3*y*z) - (7*G[0, 1, 0, 0, 0, z])/(3*y*z) + ((4 - 8*y + 4*y^2 + 3*z - 3*y*z - 3*z^2)*G[0, 1, 0, 1, 0, y])/ (3*(-1 + y)^2*y*z) + ((-7*y^2 + 14*y^3 - 7*y^4 - 6*y*z + 6*y^2*z - 6*z^2 + 12*y*z^2)*G[0, 1, 0, 1, 0, z])/(6*(-1 + y)^2*y^3*z) + ((-y^2 - 2*y*z - 2*z^2)*G[0, 1, 1, 0, 0, y])/(2*y^3*z) + ((-8*y^2 + 16*y^3 - 8*y^4 - 3*y*z + 3*y^2*z - 3*z^2 + 6*y*z^2)* G[0, 1, 1, 0, 0, z])/(3*(-1 + y)^2*y^3*z) + ((5*y^2 - 10*y^3 + 5*y^4 + 3*y*z - 9*y^2*z + 6*y^3*z + 3*z^2 - 6*y*z^2 + 6*y^2*z^2)*G[0, 1, 1, 1, 0, y])/(3*(-1 + y)^2*y^3*z) + ((5*y^2 - 10*y^3 + 5*y^4 - 6*y*z + 6*y^2*z - 6*z^2 + 12*y*z^2)* G[0, 1, 1, 1, 0, z])/(6*(-1 + y)^2*y^3*z) + ((-y^2 + 2*y^3 - y^4 + 6*y*z - 6*y^2*z + 6*z^2 - 12*y*z^2)* G[0, 1, 1 - y, 1, 0, z])/(6*(-1 + y)^2*y^3*z) + ((-13 + 26*y - 13*y^2 + 37*z - 70*y*z + 27*y^2*z + 6*y^3*z - 31*z^2 + 72*y*z^2 - 39*y^2*z^2 + z^3 - 20*y*z^3 + 13*y^2*z^3 + 8*z^4 - 2*y*z^4 - 2*z^5)*G[0, 1 - y, 0, 1, 0, z])/(2*(-1 + y)^2*y*(-1 + z)^3* z) + ((41 - 82*y + 41*y^2 + 6*z - 6*y*z - 6*z^2)* G[0, 1 - y, 1, 0, 0, z])/(6*(-1 + y)^2*y*z) + ((11 - 22*y + 11*y^2 + 3*z - 3*y*z - 3*z^2)*G[0, 1 - y, 1, 1, 0, z])/ (3*(-1 + y)^2*y*z) + ((4*y^2 - 8*y^3 + 4*y^4 + 3*y*z - 15*y^2*z + 15*y^3*z + 6*y^4*z - 9*y^5*z + 3*z^2 - 15*y*z^2 + 21*y^2*z^2 - 24*y^3*z^2 + 12*y^4*z^2 - 9*z^3 + 27*y*z^3 - 13*y^2*z^3 + 8*y^3*z^3 - 4*y^4*z^3 + 9*z^4 - 21*y*z^4 + 3*y^2*z^4 - 3*z^5 + 6*y*z^5)* G[0, 1 - y, 1 - y, 1, 0, z])/(3*(-1 + y)^2*y^3*(-1 + z)^3*z) + ((4*y^2 - 8*y^3 + 4*y^4 - y*z - 11*y^2*z + 21*y^3*z - 6*y^4*z - 3*y^5*z - z^2 + 5*y*z^2 + 9*y^2*z^2 - 24*y^3*z^2 + 12*y^4*z^2 + 3*z^3 - 9*y*z^3 - y^2*z^3 + 8*y^3*z^3 - 4*y^4*z^3 - 3*z^4 + 7*y*z^4 - y^2*z^4 + z^5 - 2*y*z^5)*G[0, -y, 0, 1, 0, z])/ ((-1 + y)^2*y^3*(-1 + z)^3*z) + ((4*y^2 - 8*y^3 + 4*y^4 - y*z - 11*y^2*z + 21*y^3*z - 6*y^4*z - 3*y^5*z - z^2 + 5*y*z^2 + 9*y^2*z^2 - 24*y^3*z^2 + 12*y^4*z^2 + 3*z^3 - 9*y*z^3 - y^2*z^3 + 8*y^3*z^3 - 4*y^4*z^3 - 3*z^4 + 7*y*z^4 - y^2*z^4 + z^5 - 2*y*z^5)*G[0, -y, 1 - y, 1, 0, z])/ ((-1 + y)^2*y^3*(-1 + z)^3*z) - (49*G[1, 0, 0, 0, 0, y])/(6*y*z) - (49*G[1, 0, 0, 0, 0, z])/(6*y*z) + ((-19*y^2 + 38*y^3 - 19*y^4 - 6*y*z + 75*y^2*z - 144*y^3*z + 93*y^4*z - 18*y^5*z - 6*z^2 + 30*y*z^2 - 123*y^2*z^2 + 150*y^3*z^2 - 57*y^4*z^2 + 18*z^3 - 54*y*z^3 + 109*y^2*z^3 - 74*y^3*z^3 + 19*y^4*z^3 - 18*z^4 + 42*y*z^4 - 54*y^2*z^4 + 12*y^3*z^4 + 6*z^5 - 12*y*z^5 + 12*y^2*z^5)*G[1, 0, 0, 1, 0, y])/ (6*(-1 + y)^2*y^3*(-1 + z)^3*z) + G[1, 0, 0, 1, 0, z]/(6*y*z) + ((-20*y^2 - 3*y*z + 60*y^2*z + 9*y^3*z - 3*z^2 + 9*y*z^2 - 60*y^2*z^2 + 9*z^3 - 9*y*z^3 + 20*y^2*z^3 - 9*z^4 + 3*y*z^4 + 3*z^5)* G[1, 0, 1, 0, 0, y])/(3*y^3*(-1 + z)^3*z) + ((-2*y^2 + 4*y^3 - 2*y^4 - 6*y*z + 9*y^2*z - 3*y^3*z - 6*z^2 + 12*y*z^2 - 3*y^2*z^2)*G[1, 0, 1, 1, 0, y])/(3*(-1 + y)^2*y^3*z) + (7*G[1, 0, 1, 1, 0, z])/(6*y*z) + ((-2*y^2 + 3*y*z + 3*z^2)* G[1, 0, 1 - y, 1, 0, z])/(3*y^3*z) + (5*G[1, 1, 0, 0, 0, y])/(3*y*z) - (14*G[1, 1, 0, 0, 0, z])/(3*y*z) + ((-y^2 + 2*y^3 - y^4 - 6*y*z + 9*y^2*z - 3*y^3*z - 6*z^2 + 12*y*z^2 - 3*y^2*z^2)*G[1, 1, 0, 1, 0, y])/(3*(-1 + y)^2*y^3*z) + (3*G[1, 1, 0, 1, 0, z])/(2*y*z) + ((5*y^2 - 6*y*z - 6*z^2)* G[1, 1, 1, 0, 0, y])/(6*y^3*z) - (7*G[1, 1, 1, 0, 0, z])/(6*y*z) + ((-4*y^2 + 9*y*z + 9*z^2)*G[1, 1, 1, 1, 0, y])/(3*y^3*z) - (10*G[1, 1, 1, 1, 0, z])/(3*y*z) + ((y + z)*G[1, 1, 1 - y, 1, 0, z])/ y^3 + ((-2*y^2 + 3*y*z + 3*z^2)*G[1, 1 - y, 0, 1, 0, z])/(3*y^3*z) + ((-2*y^2 + 3*y*z + 3*z^2)*G[1, 1 - y, 1, 0, 0, z])/(3*y^3*z) + ((-y^2 + 6*y*z + 6*z^2)*G[1, 1 - y, 1, 1, 0, z])/(6*y^3*z) + ((y^2 - 6*y*z - 6*z^2)*G[1, 1 - y, 1 - y, 1, 0, z])/(3*y^3*z) + (19*G[1 - y, 0, 0, 1, 0, z])/(3*y*z) + ((20 - 40*y + 20*y^2 + 3*z - 3*y*z - 3*z^2)*G[1 - y, 0, 1, 0, 0, z])/ (3*(-1 + y)^2*y*z) + ((10 - 20*y + 10*y^2 + 3*z - 3*y*z - 3*z^2)* G[1 - y, 0, 1, 1, 0, z])/(3*(-1 + y)^2*y*z) + ((-7*y^2 - 6*y*z - 6*z^2)*G[1 - y, 0, 1 - y, 1, 0, z])/(6*y^3*z) + (19*G[1 - y, 1, 0, 0, 0, z])/(3*y*z) + ((-1 + 2*y - y^2 + 6*z - 6*y*z - 6*z^2)*G[1 - y, 1, 0, 1, 0, z])/ (6*(-1 + y)^2*y*z) + ((23 - 46*y + 23*y^2 + 6*z - 6*y*z - 6*z^2)* G[1 - y, 1, 1, 0, 0, z])/(6*(-1 + y)^2*y*z) + ((17 - 34*y + 17*y^2 + 6*z - 6*y*z - 6*z^2)*G[1 - y, 1, 1, 1, 0, z])/ (6*(-1 + y)^2*y*z) + ((-y^2 + 2*y^3 - y^4 + 6*y*z - 3*y^2*z - 24*y^3*z + 39*y^4*z - 18*y^5*z + 6*z^2 - 30*y*z^2 + 15*y^2*z^2 + 6*y^3*z^2 - 3*y^4*z^2 - 18*z^3 + 54*y*z^3 - 17*y^2*z^3 - 2*y^3*z^3 + y^4*z^3 + 18*z^4 - 42*y*z^4 + 6*y^2*z^4 - 6*z^5 + 12*y*z^5)* G[1 - y, 1, 1 - y, 1, 0, z])/(6*(-1 + y)^2*y^3*(-1 + z)^3*z) + ((y^2 - 2*y^3 + y^4 + y*z - 4*y^2*z + 3*y^3*z + 3*y^4*z - 3*y^5*z + z^2 - 5*y*z^2 + 6*y^2*z^2 - 6*y^3*z^2 + 3*y^4*z^2 - 3*z^3 + 9*y*z^3 - 4*y^2*z^3 + 2*y^3*z^3 - y^4*z^3 + 3*z^4 - 7*y*z^4 + y^2*z^4 - z^5 + 2*y*z^5)*G[1 - y, 1 - y, 0, 1, 0, z])/((-1 + y)^2*y^3*(-1 + z)^3*z) + ((-7*y^2 + 14*y^3 - 7*y^4 - 6*y*z + 6*y^2*z - 6*z^2 + 12*y*z^2)* G[1 - y, 1 - y, 1, 0, 0, z])/(6*(-1 + y)^2*y^3*z) + ((-y^2 + 2*y^3 - y^4 - y*z + y^2*z - z^2 + 2*y*z^2)* G[1 - y, 1 - y, 1, 1, 0, z])/((-1 + y)^2*y^3*z) + ((y^2 - 2*y^3 + y^4 - 12*y*z + 15*y^2*z + 18*y^3*z - 39*y^4*z + 18*y^5*z - 12*z^2 + 60*y*z^2 - 57*y^2*z^2 + 12*y^3*z^2 + 3*y^4*z^2 + 36*z^3 - 108*y*z^3 + 71*y^2*z^3 - 16*y^3*z^3 - y^4*z^3 - 36*z^4 + 84*y*z^4 - 36*y^2*z^4 + 6*y^3*z^4 + 12*z^5 - 24*y*z^5 + 6*y^2*z^5)* G[1 - y, 1 - y, 1 - y, 1, 0, z])/(6*(-1 + y)^2*y^3*(-1 + z)^3*z) + ((10 - 20*y + 10*y^2 - 27*z + 48*y*z - 12*y^2*z - 9*y^3*z + 18*z^2 - 51*y*z^2 + 30*y^2*z^2 + 8*z^3 + 11*y*z^3 - 10*y^2*z^3 - 12*z^4 + 3*y*z^4 + 3*z^5)*G[1 - y, -y, 0, 1, 0, z])/(3*(-1 + y)^2*y*(-1 + z)^3* z) + ((10 - 20*y + 10*y^2 - 27*z + 48*y*z - 12*y^2*z - 9*y^3*z + 18*z^2 - 51*y*z^2 + 30*y^2*z^2 + 8*z^3 + 11*y*z^3 - 10*y^2*z^3 - 12*z^4 + 3*y*z^4 + 3*z^5)*G[1 - y, -y, 1 - y, 1, 0, z])/ (3*(-1 + y)^2*y*(-1 + z)^3*z) + ((-14*y^2 + 3*y*z + 3*z^2)* G[-y, 0, 0, 1, 0, z])/(3*y^3*z) + ((-14*y^2 + 3*y*z + 3*z^2)*G[-y, 0, 1, 0, 0, z])/(3*y^3*z) + ((-7*y^2 + 3*y*z + 3*z^2)*G[-y, 0, 1, 1, 0, z])/(3*y^3*z) + ((-4*y^2 + y*z + z^2)*G[-y, 0, 1 - y, 1, 0, z])/(y^3*z) + ((-4*y^2 + y*z + z^2)*G[-y, 1 - y, 0, 1, 0, z])/(y^3*z) + ((-14*y^2 + 3*y*z + 3*z^2)*G[-y, 1 - y, 1, 0, 0, z])/(3*y^3*z) + ((-7*y^2 + 3*y*z + 3*z^2)*G[-y, 1 - y, 1, 1, 0, z])/(3*y^3*z) + G[-y, 1 - y, 1 - y, 1, 0, z]/(y*z) + (2*(10*y^2 - 3*y*z - 3*z^2)*G[-y, -y, 0, 1, 0, z])/(3*y^3*z) + (2*(10*y^2 - 3*y*z - 3*z^2)*G[-y, -y, 1 - y, 1, 0, z])/(3*y^3*z) + ((-31*Pi^2)/(3*y*z) + ((I/36)*Pi*(773 - 1666*y + 809*y^2 - 4028*z + 5934*y*z - 1786*y^2*z + 7104*z^2 - 6786*y*z^2 + 935*y^2*z^2 - 5216*z^3 + 2518*y*z^3 + 1367*z^4))/(y*(-1 + z)^2*z* (-1 + y + z)^2) + (6913*y^2 - 23763*y^3 + 24627*y^4 - 7777*y^5 + 6913*y*z - 73412*y^2*z + 151918*y^3*z - 111576*y^4*z + 26157*y^5*z - 49973*y*z^2 + 250430*y^2*z^2 - 356802*y^3*z^2 + 184833*y^4*z^2 - 28164*y^5*z^2 + 2268*z^3 + 119143*y*z^3 - 390632*y^2*z^3 + 393531*y^3*z^3 - 134580*y^4*z^3 + 10270*y^5*z^3 - 9180*z^4 - 123697*y*z^4 + 301703*y^2*z^4 - 206818*y^3*z^4 + 36696*y^4*z^4 + 13932*z^5 + 52268*y*z^5 - 107000*y^2*z^5 + 41448*y^3*z^5 - 9396*z^6 - 1630*y*z^6 + 11998*y^2*z^6 + 2376*z^7 - 3024*y*z^7)/ (648*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)))*Zeta[3] + G[1, 1 - y, z]*(((-1/18*I)*Pi^3)/(y*z) + (Pi^2*(58*y^2 - 150*y^3 + 141*y^4 - 49*y^5 - 24*y*z - 82*y^2*z + 202*y^3*z - 86*y^4*z - 10*y^5*z - 96*z^2 + 312*y*z^2 - 237*y^2*z^2 - 75*y^3*z^2 + 145*y^4*z^2 - 49*y^5*z^2 + 384*z^3 - 852*y*z^3 + 632*y^2*z^3 - 36*y^3*z^3 - 92*y^4*z^3 - 576*z^4 + 924*y*z^4 - 515*y^2*z^4 + 59*y^3*z^4 + 384*z^5 - 420*y*z^5 + 144*y^2*z^5 - 96*z^6 + 60*y*z^6))/(216*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2) + ((-y^2 + 6*y*z + 6*z^2)*G[0, 1, 0, y])/(3*y^3*z) + ((-y^2 + 6*y*z + 6*z^2)*G[1, 0, 0, y])/(6*y^3*z) - (3*(y + z)*G[1, 1, 0, y])/y^3 + Zeta[3]/(2*y*z)) + G[1, 1, y]*(((I/12)*Pi^3)/(y*z) + (Pi^2*(-19*y^4 + 57*y^5 - 57*y^6 + 19*y^7 - 10*y^3*z + 53*y^4*z - 147*y^5*z + 123*y^6*z - 19*y^7*z - 31*y^2*z^2 + 7*y^3*z^2 - 28*y^4*z^2 + 100*y^5*z^2 - 48*y^6*z^2 - 60*y*z^3 + 143*y^2*z^3 + 17*y^3*z^3 - 108*y^4*z^3 + 8*y^5*z^3 - 32*z^4 + 228*y*z^4 - 233*y^2*z^4 - 59*y^3*z^4 + 84*y^4*z^4 + 96*z^5 - 296*y*z^5 + 161*y^2*z^5 + 27*y^3*z^5 - 96*z^6 + 148*y*z^6 - 40*y^2*z^6 + 32*z^7 - 20*y*z^7))/(72*(-1 + y)*y^3*(-1 + z)*z*(-1 + y + z)^2* (y + z)^2) + ((17 - 34*y + 17*y^2 + 12*z - 12*y*z - 12*z^2)*Zeta[3])/ (6*(-1 + y)^2*y*z)) + G[1, 0, z]*((((-115*I)/72)*Pi^3)/(y*z) + ((I/108)*Pi*(2053*y - 4340*y^2 + 2287*y^3 + 2377*z - 13806*y*z + 14356*y^2*z - 2168*y^3*z - 10438*z^2 + 27822*y*z^2 - 14408*y^2*z^2 + 559*y^3*z^2 + 16725*z^3 - 23560*y*z^3 + 5070*y^2*z^3 - 11644*z^4 + 7491*y*z^4 + 2980*z^5))/ (y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)) + (4934*y^2 - 11104*y^3 + 6170*y^4 + 3980*y*z - 37180*y^2*z + 34305*y^3*z - 2868*y^4*z - 1620*z^2 - 21630*y*z^2 + 76344*y^2*z^2 - 31324*y^3*z^2 - 799*y^4*z^2 + 6444*z^3 + 40595*y*z^3 - 66382*y^2*z^3 + 10626*y^3*z^3 - 9612*z^4 - 32220*y*z^4 + 22284*y^2*z^4 + 6372*z^5 + 9275*y*z^5 - 1584*z^6)/ (432*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)) + (Pi^2*(1492*y^2 - 4532*y^3 + 4550*y^4 - 1510*y^5 + 16*y*z - 6208*y^2*z + 15015*y^3*z - 10987*y^4*z + 2164*y^5*z + 64*z^2 - 208*y*z^2 + 9751*y^2*z^2 - 18549*y^3*z^2 + 9810*y^4*z^2 - 868*y^5*z^2 - 256*z^3 + 568*y*z^3 - 6942*y^2*z^3 + 9765*y^3*z^3 - 3159*y^4*z^3 + 384*z^4 - 616*y*z^4 + 2003*y^2*z^4 - 1699*y^3*z^4 - 256*z^5 + 280*y*z^5 - 96*y^2*z^5 + 64*z^6 - 40*y*z^6))/ (144*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - G[0, 0, 0, y]/(6*y*z) + ((y^2 - 3*y*z - 3*z^2)*G[0, 1, 0, y])/ (3*y^3*z) + ((y^2 - 6*y*z - 6*z^2)*G[1, 0, 0, y])/(6*y^3*z) + ((-y^2 + 6*y*z + 6*z^2)*G[1, 1, 0, y])/(3*y^3*z) + ((-44*y^2 - 9*y*z - 9*z^2)*Zeta[3])/(9*y^3*z)) + G[1, 1, z]*((((-4*I)/9)*Pi^3)/(y*z) + (Pi^2*(35*y^2 - 137*y^3 + 161*y^4 - 59*y^5 + 8*y*z - 170*y^2*z + 401*y^3*z - 277*y^4*z + 38*y^5*z + 32*z^2 - 116*y*z^2 + 395*y^2*z^2 - 523*y^3*z^2 + 211*y^4*z^2 + y^5*z^2 - 128*z^3 + 320*y*z^3 - 480*y^2*z^3 + 351*y^3*z^3 - 75*y^4*z^3 + 192*z^4 - 344*y*z^4 + 280*y^2*z^4 - 92*y^3*z^4 - 128*z^5 + 152*y*z^5 - 60*y^2*z^5 + 32*z^6 - 20*y*z^6))/(72*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2) + ((-y - z)*G[0, 1, 0, y])/y^3 + ((y + z)*G[1, 1, 0, y])/y^3 + ((-5*y^2 - 6*y*z - 6*z^2)*Zeta[3])/ (6*y^3*z)) + G[0, 0, z]*((((119*I)/72)*Pi^3)/(y*z) - ((I/108)*Pi*(-589 + 589*y + 6957*z - 5765*y*z - 10998*z^2 + 3658*y*z^2 + 4630*z^3))/(y*(-1 + z)^2*z*(-1 + y + z)) + (2761*y - 2761*y^2 + 63932*y*z - 57369*y^2*z - 4860*z^2 - 190860*y*z^2 + 100371*y^2*z^2 + 14472*z^3 + 178772*y*z^3 - 39917*y^2*z^3 - 14364*z^4 - 54605*y*z^4 + 4752*z^5)/ (1296*y^2*(-1 + z)^3*z*(-1 + y + z)) + (Pi^2*(3310*y - 6620*y^2 + 3310*y^3 - 23916*y*z + 40816*y^2*z - 17248*y^3*z - 72*z^2 + 68907*y*z^2 - 95114*y^2*z^2 + 30891*y^3*z^2 + 360*z^3 - 102668*y*z^3 + 106598*y^2*z^3 - 23242*y^3*z^3 - 720*z^4 + 84072*y*z^4 - 58042*y^2*z^4 + 6307*y^3*z^4 + 720*z^5 - 36048*y*z^5 + 12362*y^2*z^5 - 360*z^6 + 6343*y*z^6 + 72*z^7))/(432*y^2*(-1 + z)^4*z*(-1 + y + z)^2) + ((((43*I)/6)*Pi)/(y*z) + (-269*y^4 + 807*y^5 - 807*y^6 + 269*y^7 - 916*y^3*z + 3848*y^4*z - 5708*y^5*z + 3362*y^6*z - 586*y^7*z - 692*y^2*z^2 + 5716*y^3*z^2 - 13357*y^4*z^2 + 12325*y^5*z^2 - 4297*y^6*z^2 + 305*y^7*z^2 - 252*y*z^3 + 3398*y^2*z^3 - 13118*y^3*z^3 + 18882*y^4*z^3 - 10640*y^5*z^3 + 1730*y^6*z^3 - 99*z^4 + 1221*y*z^4 - 6405*y^2*z^4 + 13741*y^3*z^4 - 11722*y^4*z^4 + 3228*y^5*z^4 + 390*z^5 - 2214*y*z^5 + 5648*y^2*z^5 - 6454*y^3*z^5 + 2630*y^4*z^5 - 579*z^6 + 1833*y*z^6 - 2213*y^2*z^6 + 1031*y^3*z^6 + 384*z^7 - 648*y*z^7 + 264*y^2*z^7 - 96*z^8 + 60*y*z^8)/(36*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[1, 0, y] + (53*G[0, 0, 0, y])/ (6*y*z) + ((-13*y^2 + 26*y^3 - 13*y^4 - 6*y*z + 6*y^2*z - 6*z^2 + 12*y*z^2)*G[0, 1, 0, y])/(6*(-1 + y)^2*y^3*z) + ((-23*y^2 - 3*y*z - 3*z^2)*G[1, 0, 0, y])/(3*y^3*z) + ((y^2 + y*z + z^2)*G[1, 1, 0, y])/(y^3*z) + ((33 - 66*y + 33*y^2 + 4*z - 4*y*z - 4*z^2)*Zeta[3])/ (2*(-1 + y)^2*y*z)) + G[-y, 1 - y, z]*((((-7*I)/9)*Pi^3)/(y*z) + (Pi^2*(42*y^4 - 92*y^5 + 50*y^6 + 18*y^7 - 18*y^8 + 306*y^3*z - 884*y^4*z + 830*y^5*z - 252*y^6*z + 18*y^7*z - 18*y^8*z + 255*y^2*z^2 - 1675*y^3*z^2 + 2910*y^4*z^2 - 1952*y^5*z^2 + 570*y^6*z^2 - 108*y^7*z^2 + 96*y*z^3 - 1148*y^2*z^3 + 3510*y^3*z^3 - 4004*y^4*z^3 + 1926*y^5*z^3 - 368*y^6*z^3 + 33*z^4 - 467*y*z^4 + 2105*y^2*z^4 - 3569*y^3*z^4 + 2550*y^4*z^4 - 640*y^5*z^4 - 130*z^5 + 846*y*z^5 - 1886*y^2*z^5 + 1724*y^3*z^5 - 578*y^4*z^5 + 193*z^6 - 695*y*z^6 + 774*y^2*z^6 - 296*y^3*z^6 - 128*z^7 + 240*y*z^7 - 100*y^2*z^7 + 32*z^8 - 20*y*z^8))/ (72*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) - (4*G[0, 1, 0, y])/(y*z) + ((-14*y^2 - 3*y*z - 3*z^2)*G[1, 0, 0, y])/ (3*y^3*z) + ((-4*y^2 + 3*y*z + 3*z^2)*G[1, 1, 0, y])/(3*y^3*z) + (2*(7*y^2 - 3*y*z - 3*z^2)*Zeta[3])/(3*y^3*z)) + G[0, 1, z]*((((-7*I)/18)*Pi^3)/(y*z) + (Pi^2*(-10*y^3 - 6*y^4 + 18*y^5 - 2*y^6 - 92*y^2*z + 96*y^3*z + 116*y^4*z - 152*y^5*z + 32*y^6*z - 70*y*z^2 + 246*y^2*z^2 + 63*y^3*z^2 - 473*y^4*z^2 + 257*y^5*z^2 - 23*y^6*z^2 - 12*z^3 + 168*y*z^3 - 66*y^2*z^3 - 552*y^3*z^3 + 566*y^4*z^3 - 116*y^5*z^3 + 48*z^4 - 127*y*z^4 - 271*y^2*z^4 + 560*y^3*z^4 - 210*y^4*z^4 - 72*z^5 + 30*y*z^5 + 230*y^2*z^5 - 164*y^3*z^5 + 48*z^6 - y*z^6 - 47*y^2*z^6 - 12*z^7))/(72*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2) + ((y^2 - 2*y^3 + y^4 - 6*y*z + 6*y^2*z - 6*z^2 + 12*y*z^2)*G[0, 1, 0, y])/(6*(-1 + y)^2*y^3*z) + ((-y^2 + 2*y^3 - y^4 + 6*y*z - 6*y^2*z + 6*z^2 - 12*y*z^2)* G[1, 1, 0, y])/(6*(-1 + y)^2*y^3*z) + ((-y^2 + 2*y^3 - y^4 + y*z - y^2*z + z^2 - 2*y*z^2)*Zeta[3])/ ((-1 + y)^2*y^3*z)) + G[0, 1, y]*(((-1/18*I)*Pi^3)/(y*z) + (Pi^2*(127*y^4 - 399*y^5 + 399*y^6 - 127*y^7 + 110*y^3*z - 777*y^4*z + 1504*y^5*z - 964*y^6*z + 127*y^7*z - 134*y^2*z^2 + 30*y^3*z^2 + 1277*y^4*z^2 - 1702*y^5*z^2 + 529*y^6*z^2 - 252*y*z^3 + 1194*y^2*z^3 - 1121*y^3*z^3 - 418*y^4*z^3 + 561*y^5*z^3 - 99*z^4 + 1077*y*z^4 - 2502*y^2*z^4 + 1625*y^3*z^4 - 173*y^4*z^4 + 291*z^5 - 1461*y*z^5 + 1778*y^2*z^5 - 608*y^3*z^5 - 288*z^6 + 696*y*z^6 - 336*y^2*z^6 + 96*z^7 - 60*y*z^7))/(216*(-1 + y)*y^3*(-1 + z)*z* (-1 + y + z)^2*(y + z)^2) + ((-29*y^2 + 58*y^3 - 29*y^4 - 12*y*z + 18*y^2*z - 6*y^3*z - 12*z^2 + 24*y*z^2 - 6*y^2*z^2)*Zeta[3])/ (6*(-1 + y)^2*y^3*z)) + G[1 - y, 0, z]*((((5*I)/18)*Pi^3)/(y*z) + (Pi^2*(-34*y^4 + 102*y^5 - 102*y^6 + 34*y^7 - 118*y^3*z + 486*y^4*z - 721*y^5*z + 429*y^6*z - 76*y^7*z - 112*y^2*z^2 + 764*y^3*z^2 - 1697*y^4*z^2 + 1547*y^5*z^2 - 542*y^6*z^2 + 40*y^7*z^2 - 72*y*z^3 + 588*y^2*z^3 - 1797*y^3*z^3 + 2391*y^4*z^3 - 1311*y^5*z^3 + 213*y^6*z^3 - 32*z^4 + 348*y*z^4 - 1171*y^2*z^4 + 1929*y^3*z^4 - 1471*y^4*z^4 + 385*y^5*z^4 + 128*z^5 - 632*y*z^5 + 1102*y^2*z^5 - 949*y^3*z^5 + 327*y^4*z^5 - 192*z^6 + 528*y*z^6 - 483*y^2*z^6 + 171*y^3*z^6 + 128*z^7 - 192*y*z^7 + 76*y^2*z^7 - 32*z^8 + 20*y*z^8))/(72*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2) - (19*G[0, 0, 0, y])/(3*y*z) + ((16*y^2 - 32*y^3 + 16*y^4 + 3*y*z - 3*y^2*z + 3*z^2 - 6*y*z^2)* G[0, 1, 0, y])/(3*(-1 + y)^2*y^3*z) + ((13*y^2 + 6*y*z + 6*z^2)*G[1, 0, 0, y])/(6*y^3*z) + (2*(y^2 - 3*y*z - 3*z^2)*G[1, 1, 0, y])/(3*y^3*z) + ((-55*y^2 + 110*y^3 - 55*y^4 + 6*y*z - 24*y^2*z + 18*y^3*z + 6*z^2 - 12*y*z^2 + 18*y^2*z^2)*Zeta[3])/(6*(-1 + y)^2*y^3*z)) + G[0, 0, y]*((((119*I)/72)*Pi^3)/(y*z) - ((I/108)*Pi*(-589 + 1502*y - 913*y^2 + 791*z - 1407*y*z + 895*y^2*z - 202*z^2 - 77*y*z^2))/((-1 + y)*y*(-1 + z)*z*(-1 + y + z)) + (2761 - 4143*y + 3*y^2 + 1379*y^3 - 17168*z + 42155*y*z - 26380*y^2*z + 1393*y^3*z + 14569*z^2 - 35240*y*z^2 + 20833*y^2*z^2 - 162*z^3)/(1296*(-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)) + (Pi^2*(1655 - 6662*y + 10014*y^2 - 6662*y^3 + 1655*y^4 - 6548*z + 22918*y*z - 29496*y^2*z + 16424*y^3*z - 3298*y^4*z + 9732*z^2 - 29046*y*z^2 + 30569*y^2*z^2 - 12898*y^3*z^2 + 1646*y^4*z^2 - 6440*z^3 + 15980*y*z^3 - 12676*y^2*z^3 + 3130*y^3*z^3 + 1601*z^4 - 3190*y*z^4 + 1592*y^2*z^4))/(216*(-1 + y)^2*y*(-1 + z)^2*z* (-1 + y + z)^2) + ((((-19*I)/2)*Pi)/(y*z) + (-449*y + 898*y^2 - 449*y^3 + 2312*y*z - 3456*y^2*z + 946*y^3*z - 36*z^2 - 4050*y*z^2 + 4176*y^2*z^2 - 485*y^3*z^2 + 108*z^3 + 2960*y*z^3 - 1618*y^2*z^3 - 108*z^4 - 773*y*z^4 + 36*z^5)/ (36*y^2*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 0, z] + (((I/3)*Pi)/(y*z) + (58*y - 62*y^2 + 49*y^3 - 172*y*z + 69*y^2*z + 10*y^3*z - 36*z^2 + 282*y*z^2 - 132*y^2*z^2 + 49*y^3*z^2 + 108*z^3 - 280*y*z^3 + 125*y^2*z^3 - 108*z^4 + 112*y*z^4 + 36*z^5)/ (36*y^2*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 0, z] + ((((41*I)/6)*Pi)/(y*z) + (211*y^3 - 368*y^4 + 103*y^5 + 54*y^6 + 710*y^2*z - 2288*y^3*z + 2045*y^4*z - 434*y^5*z + 54*y^6*z + 355*y*z^2 - 3724*y^2*z^2 + 6607*y^3*z^2 - 3418*y^4*z^2 + 436*y^5*z^2 - 36*z^3 - 1408*y*z^3 + 7059*y^2*z^3 - 7158*y^3*z^3 + 1627*y^4*z^3 + 180*z^4 + 1962*y*z^4 - 5600*y^2*z^4 + 2517*y^3*z^4 - 324*z^5 - 1120*y*z^5 + 1555*y^2*z^5 + 252*z^6 + 211*y*z^6 - 72*z^7)/(36*y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2))*G[1 - y, 0, z] + (53*G[0, 0, 0, z])/(6*y*z) - G[0, 1, 0, z]/(6*y*z) + ((20*y^2 + 3*y*z - 60*y^2*z - 9*y^3*z + 3*z^2 - 9*y*z^2 + 60*y^2*z^2 - 9*z^3 + 9*y*z^3 - 20*y^2*z^3 + 9*z^4 - 3*y*z^4 - 3*z^5)*G[0, 1 - y, 0, z])/(3*y^3*(-1 + z)^3*z) + ((-2*y^2 + 3*y*z + 3*z^2)*G[1, 0, 0, z])/(3*y^3*z) + ((y + z)*G[1, 1, 0, z])/y^3 + ((y^2 - 6*y*z - 6*z^2)* G[1, 1 - y, 0, z])/(6*y^3*z) + ((-7*y^2 - y*z - z^2)* G[1 - y, 0, 0, z])/(y^3*z) + ((y^2 + 3*y*z - 3*y^2*z - 9*y^3*z + 3*z^2 - 9*y*z^2 + 3*y^2*z^2 - 9*z^3 + 9*y*z^3 - y^2*z^3 + 9*z^4 - 3*y*z^4 - 3*z^5)*G[1 - y, 1, 0, z])/(3*y^3*(-1 + z)^3*z) + ((-7*y^2 - 6*y*z + 21*y^2*z + 18*y^3*z - 6*z^2 + 18*y*z^2 - 21*y^2*z^2 + 18*z^3 - 18*y*z^3 + 7*y^2*z^3 - 18*z^4 + 6*y*z^4 + 6*z^5)*G[1 - y, 1 - y, 0, z])/(6*y^3*(-1 + z)^3*z) + ((14*y^2 + 3*y*z + 3*z^2)*G[-y, 1 - y, 0, z])/(3*y^3*z) + (3*(-11 + 33*z + 4*y*z - 33*z^2 + 11*z^3)*Zeta[3])/ (2*y*(-1 + z)^3*z)) + G[1, 0, y]*((((-95*I)/72)*Pi^3)/(y*z) + ((I/108)*Pi*(487*y - 1551*y^2 + 1641*y^3 - 577*y^4 + 163*z - 5502*y*z + 11473*y^2*z - 6693*y^3*z + 559*y^4*z - 4275*z^2 + 16816*y*z^2 - 17395*y^2*z^2 + 5070*y^3*z^2 + 7308*z^3 - 14799*y*z^3 + 7491*y^2*z^3 - 3196*z^4 + 2980*y*z^4))/ ((-1 + y)*y*(-1 + z)*z*(-1 + y + z)^2*(y + z)) + (607*y^2 - 2236*y^3 + 3066*y^4 - 1852*y^5 + 415*y^6 - 347*y*z + 16465*y^2*z - 41457*y^3*z + 33568*y^4*z - 6890*y^5*z - 1339*y^6*z - 1620*z^2 + 23273*y*z^2 - 84302*y^2*z^2 + 114109*y^3*z^2 - 62050*y^4*z^2 + 10590*y^5*z^2 + 3240*z^3 - 41399*y*z^3 + 98530*y^2*z^3 - 85751*y^3*z^3 + 25416*y^4*z^3 - 1620*z^4 + 18509*y*z^4 - 30376*y^2*z^4 + 13487*y^3*z^4 - 36*y*z^5)/ (432*(-1 + y)^2*y^2*(-1 + z)*z*(-1 + y + z)^2*(y + z)) + (Pi^2*(-776*y^3 + 1552*y^4 - 770*y^5 - 1492*y^2*z + 7156*y^3*z - 7497*y^4*z + 1532*y^5*z - 764*y*z^2 + 9656*y^2*z^2 - 20025*y^3*z^2 + 10338*y^4*z^2 - 764*y^5*z^2 - 24*z^3 + 4220*y*z^3 - 20867*y^2*z^3 + 21710*y^3*z^3 - 4397*y^4*z^3 + 120*z^4 - 7809*y*z^4 + 18750*y^2*z^4 - 8067*y^3*z^4 - 216*z^5 + 6014*y*z^5 - 6047*y^2*z^5 + 168*z^6 - 1661*y*z^6 - 48*z^7))/ (144*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (((-1/3*I)*Pi)/(y*z) + (58*y^2 - 150*y^3 + 141*y^4 - 49*y^5 - 24*y*z - 82*y^2*z + 202*y^3*z - 86*y^4*z - 10*y^5*z - 96*z^2 + 312*y*z^2 - 237*y^2*z^2 - 75*y^3*z^2 + 145*y^4*z^2 - 49*y^5*z^2 + 384*z^3 - 852*y*z^3 + 632*y^2*z^3 - 36*y^3*z^3 - 92*y^4*z^3 - 576*z^4 + 924*y*z^4 - 515*y^2*z^4 + 59*y^3*z^4 + 384*z^5 - 420*y*z^5 + 144*y^2*z^5 - 96*z^6 + 60*y*z^6)/(36*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 0, z] + (((I/3)*Pi)/(y*z) + (-58*y^2 + 150*y^3 - 141*y^4 + 49*y^5 + 24*y*z + 82*y^2*z - 202*y^3*z + 86*y^4*z + 10*y^5*z + 96*z^2 - 312*y*z^2 + 237*y^2*z^2 + 75*y^3*z^2 - 145*y^4*z^2 + 49*y^5*z^2 - 384*z^3 + 852*y*z^3 - 632*y^2*z^3 + 36*y^3*z^3 + 92*y^4*z^3 + 576*z^4 - 924*y*z^4 + 515*y^2*z^4 - 59*y^3*z^4 - 384*z^5 + 420*y*z^5 - 144*y^2*z^5 + 96*z^6 - 60*y*z^6)/(36*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 1 - y, z] + ((((-5*I)/3)*Pi)/(y*z) + (34*y^4 - 102*y^5 + 102*y^6 - 34*y^7 + 118*y^3*z - 486*y^4*z + 721*y^5*z - 429*y^6*z + 76*y^7*z + 112*y^2*z^2 - 764*y^3*z^2 + 1697*y^4*z^2 - 1547*y^5*z^2 + 542*y^6*z^2 - 40*y^7*z^2 + 72*y*z^3 - 588*y^2*z^3 + 1797*y^3*z^3 - 2391*y^4*z^3 + 1311*y^5*z^3 - 213*y^6*z^3 + 32*z^4 - 348*y*z^4 + 1171*y^2*z^4 - 1929*y^3*z^4 + 1471*y^4*z^4 - 385*y^5*z^4 - 128*z^5 + 632*y*z^5 - 1102*y^2*z^5 + 949*y^3*z^5 - 327*y^4*z^5 + 192*z^6 - 528*y*z^6 + 483*y^2*z^6 - 171*y^3*z^6 - 128*z^7 + 192*y*z^7 - 76*y^2*z^7 + 32*z^8 - 20*y*z^8)/(12*(-1 + y)*y^3* (-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))*G[1 - y, 0, z] + ((((7*I)/6)*Pi)/(y*z) + (-83*y^4 + 195*y^5 - 87*y^6 - 79*y^7 + 54*y^8 - 298*y^3*z + 1184*y^4*z - 1649*y^5*z + 953*y^6*z - 244*y^7*z + 54*y^8*z - 299*y^2*z^2 + 2059*y^3*z^2 - 4636*y^4*z^2 + 4498*y^5*z^2 - 1939*y^6*z^2 + 317*y^7*z^2 - 216*y*z^3 + 1694*y^2*z^3 - 5165*y^3*z^3 + 7077*y^4*z^3 - 4205*y^5*z^3 + 851*y^6*z^3 - 96*z^4 + 1044*y*z^4 - 3447*y^2*z^4 + 5611*y^3*z^4 - 4315*y^4*z^4 + 1167*y^5*z^4 + 384*z^5 - 1896*y*z^5 + 3236*y^2*z^5 - 2683*y^3*z^5 + 887*y^4*z^5 - 576*z^6 + 1584*y*z^6 - 1412*y^2*z^6 + 476*y^3*z^6 + 384*z^7 - 576*y*z^7 + 228*y^2*z^7 - 96*z^8 + 60*y*z^8)/(36*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2))*G[1 - y, 1 - y, z] + ((((-14*I)/3)*Pi)/(y*z) + (42*y^4 - 92*y^5 + 50*y^6 + 18*y^7 - 18*y^8 + 306*y^3*z - 884*y^4*z + 830*y^5*z - 252*y^6*z + 18*y^7*z - 18*y^8*z + 255*y^2*z^2 - 1675*y^3*z^2 + 2910*y^4*z^2 - 1952*y^5*z^2 + 570*y^6*z^2 - 108*y^7*z^2 + 96*y*z^3 - 1148*y^2*z^3 + 3510*y^3*z^3 - 4004*y^4*z^3 + 1926*y^5*z^3 - 368*y^6*z^3 + 33*z^4 - 467*y*z^4 + 2105*y^2*z^4 - 3569*y^3*z^4 + 2550*y^4*z^4 - 640*y^5*z^4 - 130*z^5 + 846*y*z^5 - 1886*y^2*z^5 + 1724*y^3*z^5 - 578*y^4*z^5 + 193*z^6 - 695*y*z^6 + 774*y^2*z^6 - 296*y^3*z^6 - 128*z^7 + 240*y*z^7 - 100*y^2*z^7 + 32*z^8 - 20*y*z^8)/ (12*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[-y, 0, z] + ((((14*I)/3)*Pi)/(y*z) + (-42*y^4 + 92*y^5 - 50*y^6 - 18*y^7 + 18*y^8 - 306*y^3*z + 884*y^4*z - 830*y^5*z + 252*y^6*z - 18*y^7*z + 18*y^8*z - 255*y^2*z^2 + 1675*y^3*z^2 - 2910*y^4*z^2 + 1952*y^5*z^2 - 570*y^6*z^2 + 108*y^7*z^2 - 96*y*z^3 + 1148*y^2*z^3 - 3510*y^3*z^3 + 4004*y^4*z^3 - 1926*y^5*z^3 + 368*y^6*z^3 - 33*z^4 + 467*y*z^4 - 2105*y^2*z^4 + 3569*y^3*z^4 - 2550*y^4*z^4 + 640*y^5*z^4 + 130*z^5 - 846*y*z^5 + 1886*y^2*z^5 - 1724*y^3*z^5 + 578*y^4*z^5 - 193*z^6 + 695*y*z^6 - 774*y^2*z^6 + 296*y^3*z^6 + 128*z^7 - 240*y*z^7 + 100*y^2*z^7 - 32*z^8 + 20*y*z^8)/(12*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[-y, 1 - y, z] - (13*G[0, 0, 0, z])/(2*y*z) + (20*G[0, 0, 1 - y, z])/(3*y*z) + ((y^2 - 2*y^3 + y^4 - 6*y*z + 6*y^2*z - 6*z^2 + 12*y*z^2)* G[0, 1, 0, z])/(6*(-1 + y)^2*y^3*z) + ((-y^2 + 2*y^3 - y^4 + 6*y*z - 6*y^2*z + 6*z^2 - 12*y*z^2)* G[0, 1, 1 - y, z])/(6*(-1 + y)^2*y^3*z) + ((5*y^2 - 10*y^3 + 5*y^4 + 3*y*z - 3*y^2*z + 3*z^2 - 6*y*z^2)* G[0, 1 - y, 0, z])/(3*(-1 + y)^2*y^3*z) + ((4*y^2 - 8*y^3 + 4*y^4 + 3*y*z - 15*y^2*z + 15*y^3*z + 6*y^4*z - 9*y^5*z + 3*z^2 - 15*y*z^2 + 21*y^2*z^2 - 24*y^3*z^2 + 12*y^4*z^2 - 9*z^3 + 27*y*z^3 - 13*y^2*z^3 + 8*y^3*z^3 - 4*y^4*z^3 + 9*z^4 - 21*y*z^4 + 3*y^2*z^4 - 3*z^5 + 6*y*z^5)*G[0, 1 - y, 1 - y, z])/ (3*(-1 + y)^2*y^3*(-1 + z)^3*z) + ((-4*y^2 + 8*y^3 - 4*y^4 + y*z + 11*y^2*z - 21*y^3*z + 6*y^4*z + 3*y^5*z + z^2 - 5*y*z^2 - 9*y^2*z^2 + 24*y^3*z^2 - 12*y^4*z^2 - 3*z^3 + 9*y*z^3 + y^2*z^3 - 8*y^3*z^3 + 4*y^4*z^3 + 3*z^4 - 7*y*z^4 + y^2*z^4 - z^5 + 2*y*z^5)*G[0, -y, 0, z])/ ((-1 + y)^2*y^3*(-1 + z)^3*z) + ((4*y^2 - 8*y^3 + 4*y^4 - y*z - 11*y^2*z + 21*y^3*z - 6*y^4*z - 3*y^5*z - z^2 + 5*y*z^2 + 9*y^2*z^2 - 24*y^3*z^2 + 12*y^4*z^2 + 3*z^3 - 9*y*z^3 - y^2*z^3 + 8*y^3*z^3 - 4*y^4*z^3 - 3*z^4 + 7*y*z^4 - y^2*z^4 + z^5 - 2*y*z^5)*G[0, -y, 1 - y, z])/ ((-1 + y)^2*y^3*(-1 + z)^3*z) + ((2*y^2 - 3*y*z - 3*z^2)* G[1, 0, 0, z])/(3*y^3*z) + ((-2*y^2 + 3*y*z + 3*z^2)* G[1, 0, 1 - y, z])/(3*y^3*z) + ((-y - z)*G[1, 1, 0, z])/y^3 + ((y + z)*G[1, 1, 1 - y, z])/y^3 + ((-y^2 + 6*y*z + 6*z^2)* G[1, 1 - y, 0, z])/(3*y^3*z) + ((y^2 - 6*y*z - 6*z^2)* G[1, 1 - y, 1 - y, z])/(3*y^3*z) + ((5*y^2 + 6*y*z + 6*z^2)*G[1 - y, 0, 0, z])/(6*y^3*z) + ((-7*y^2 - 6*y*z - 6*z^2)*G[1 - y, 0, 1 - y, z])/(6*y^3*z) + ((y^2 - 2*y^3 + y^4 - 6*y*z + 3*y^2*z + 24*y^3*z - 39*y^4*z + 18*y^5*z - 6*z^2 + 30*y*z^2 - 15*y^2*z^2 - 6*y^3*z^2 + 3*y^4*z^2 + 18*z^3 - 54*y*z^3 + 17*y^2*z^3 + 2*y^3*z^3 - y^4*z^3 - 18*z^4 + 42*y*z^4 - 6*y^2*z^4 + 6*z^5 - 12*y*z^5)*G[1 - y, 1, 0, z])/ (6*(-1 + y)^2*y^3*(-1 + z)^3*z) + ((-y^2 + 2*y^3 - y^4 + 6*y*z - 3*y^2*z - 24*y^3*z + 39*y^4*z - 18*y^5*z + 6*z^2 - 30*y*z^2 + 15*y^2*z^2 + 6*y^3*z^2 - 3*y^4*z^2 - 18*z^3 + 54*y*z^3 - 17*y^2*z^3 - 2*y^3*z^3 + y^4*z^3 + 18*z^4 - 42*y*z^4 + 6*y^2*z^4 - 6*z^5 + 12*y*z^5)*G[1 - y, 1, 1 - y, z])/ (6*(-1 + y)^2*y^3*(-1 + z)^3*z) + ((-2*y + 3*y^2 - y^3 - 2*z + 4*y*z - y^2*z)*G[1 - y, 1 - y, 0, z])/ ((-1 + y)^2*y^3) + ((y^2 - 2*y^3 + y^4 - 12*y*z + 15*y^2*z + 18*y^3*z - 39*y^4*z + 18*y^5*z - 12*z^2 + 60*y*z^2 - 57*y^2*z^2 + 12*y^3*z^2 + 3*y^4*z^2 + 36*z^3 - 108*y*z^3 + 71*y^2*z^3 - 16*y^3*z^3 - y^4*z^3 - 36*z^4 + 84*y*z^4 - 36*y^2*z^4 + 6*y^3*z^4 + 12*z^5 - 24*y*z^5 + 6*y^2*z^5)*G[1 - y, 1 - y, 1 - y, z])/ (6*(-1 + y)^2*y^3*(-1 + z)^3*z) + ((-10 + 20*y - 10*y^2 + 27*z - 48*y*z + 12*y^2*z + 9*y^3*z - 18*z^2 + 51*y*z^2 - 30*y^2*z^2 - 8*z^3 - 11*y*z^3 + 10*y^2*z^3 + 12*z^4 - 3*y*z^4 - 3*z^5)*G[1 - y, -y, 0, z])/(3*(-1 + y)^2*y*(-1 + z)^3* z) + ((10 - 20*y + 10*y^2 - 27*z + 48*y*z - 12*y^2*z - 9*y^3*z + 18*z^2 - 51*y*z^2 + 30*y^2*z^2 + 8*z^3 + 11*y*z^3 - 10*y^2*z^3 - 12*z^4 + 3*y*z^4 + 3*z^5)*G[1 - y, -y, 1 - y, z])/ (3*(-1 + y)^2*y*(-1 + z)^3*z) + ((14*y^2 - 3*y*z - 3*z^2)* G[-y, 0, 0, z])/(3*y^3*z) + ((-4*y^2 + y*z + z^2)* G[-y, 0, 1 - y, z])/(y^3*z) - (5*G[-y, 1 - y, 0, z])/(3*y*z) + G[-y, 1 - y, 1 - y, z]/(y*z) - (2*(10*y^2 - 3*y*z - 3*z^2)* G[-y, -y, 0, z])/(3*y^3*z) + (2*(10*y^2 - 3*y*z - 3*z^2)* G[-y, -y, 1 - y, z])/(3*y^3*z) + ((253*y^2 + 18*y*z - 759*y^2*z - 108*y^3*z + 18*z^2 - 54*y*z^2 + 759*y^2*z^2 - 54*z^3 + 54*y*z^3 - 253*y^2*z^3 + 54*z^4 - 18*y*z^4 - 18*z^5)*Zeta[3])/(18*y^3*(-1 + z)^3*z)) + G[1 - y, 1 - y, z]*((((-7*I)/36)*Pi^3)/(y*z) + (Pi^2*(83*y^4 - 195*y^5 + 87*y^6 + 79*y^7 - 54*y^8 + 298*y^3*z - 1184*y^4*z + 1649*y^5*z - 953*y^6*z + 244*y^7*z - 54*y^8*z + 299*y^2*z^2 - 2059*y^3*z^2 + 4636*y^4*z^2 - 4498*y^5*z^2 + 1939*y^6*z^2 - 317*y^7*z^2 + 216*y*z^3 - 1694*y^2*z^3 + 5165*y^3*z^3 - 7077*y^4*z^3 + 4205*y^5*z^3 - 851*y^6*z^3 + 96*z^4 - 1044*y*z^4 + 3447*y^2*z^4 - 5611*y^3*z^4 + 4315*y^4*z^4 - 1167*y^5*z^4 - 384*z^5 + 1896*y*z^5 - 3236*y^2*z^5 + 2683*y^3*z^5 - 887*y^4*z^5 + 576*z^6 - 1584*y*z^6 + 1412*y^2*z^6 - 476*y^3*z^6 - 384*z^7 + 576*y*z^7 - 228*y^2*z^7 + 96*z^8 - 60*y*z^8))/ (216*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + ((y^2 - 2*y^3 + y^4 + 2*y*z - 6*y^2*z + 4*y^3*z + 3*y^4*z - 3*y^5*z + 2*z^2 - 10*y*z^2 + 13*y^2*z^2 - 9*y^3*z^2 + 3*y^4*z^2 - 6*z^3 + 18*y*z^3 - 13*y^2*z^3 + 5*y^3*z^3 - y^4*z^3 + 6*z^4 - 14*y*z^4 + 6*y^2*z^4 - y^3*z^4 - 2*z^5 + 4*y*z^5 - y^2*z^5)*G[0, 1, 0, y])/ ((-1 + y)^2*y^3*(-1 + z)^3*z) + ((7*y^2 + 6*y*z - 21*y^2*z - 18*y^3*z + 6*z^2 - 18*y*z^2 + 21*y^2*z^2 - 18*z^3 + 18*y*z^3 - 7*y^2*z^3 + 18*z^4 - 6*y*z^4 - 6*z^5)*G[1, 0, 0, y])/(6*y^3*(-1 + z)^3*z) + ((-7*y^2 + 14*y^3 - 7*y^4 + 18*y*z - 30*y^2*z + 12*y^3*z + 18*z^2 - 36*y*z^2 + 12*y^2*z^2)*G[1, 1, 0, y])/(6*(-1 + y)^2*y^3*z) + ((-2 + 4*y - 2*y^2 + 5*z - 8*y*z + 3*y^3*z - 2*z^2 + 9*y*z^2 - 6*y^2*z^2 - 4*z^3 - y*z^3 + 2*y^2*z^3 + 4*z^4 - y*z^4 - z^5)* Zeta[3])/((-1 + y)^2*y*(-1 + z)^3*z)) + G[0, 1 - y, z]*((((10*I)/9)*Pi^3)/(y*z) + (Pi^2*(-241*y^4 + 723*y^5 - 723*y^6 + 241*y^7 - 842*y^3*z + 3616*y^4*z - 5317*y^5*z + 3073*y^6*z - 530*y^7*z - 646*y^2*z^2 + 5486*y^3*z^2 - 12746*y^4*z^2 + 11600*y^5*z^2 - 3971*y^6*z^2 + 277*y^7*z^2 - 252*y*z^3 + 3316*y^2*z^3 - 12751*y^3*z^3 + 18105*y^4*z^3 - 10027*y^5*z^3 + 1609*y^6*z^3 - 99*z^4 + 1221*y*z^4 - 6342*y^2*z^4 + 13364*y^3*z^4 - 11213*y^4*z^4 + 3033*y^5*z^4 + 390*z^5 - 2214*y*z^5 + 5584*y^2*z^5 - 6251*y^3*z^5 + 2491*y^4*z^5 - 579*z^6 + 1833*y*z^6 - 2176*y^2*z^6 + 994*y^3*z^6 + 384*z^7 - 648*y*z^7 + 264*y^2*z^7 - 96*z^8 + 60*y*z^8))/ (216*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + ((((-20*I)/3)*Pi)/(y*z) + (241*y^4 - 723*y^5 + 723*y^6 - 241*y^7 + 842*y^3*z - 3616*y^4*z + 5317*y^5*z - 3073*y^6*z + 530*y^7*z + 646*y^2*z^2 - 5486*y^3*z^2 + 12746*y^4*z^2 - 11600*y^5*z^2 + 3971*y^6*z^2 - 277*y^7*z^2 + 252*y*z^3 - 3316*y^2*z^3 + 12751*y^3*z^3 - 18105*y^4*z^3 + 10027*y^5*z^3 - 1609*y^6*z^3 + 99*z^4 - 1221*y*z^4 + 6342*y^2*z^4 - 13364*y^3*z^4 + 11213*y^4*z^4 - 3033*y^5*z^4 - 390*z^5 + 2214*y*z^5 - 5584*y^2*z^5 + 6251*y^3*z^5 - 2491*y^4*z^5 + 579*z^6 - 1833*y*z^6 + 2176*y^2*z^6 - 994*y^3*z^6 - 384*z^7 + 648*y*z^7 - 264*y^2*z^7 + 96*z^8 - 60*y*z^8)/(36*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[1, 0, y] + ((-35*y^2 + 70*y^3 - 35*y^4 - 6*y*z + 111*y^2*z - 192*y^3*z + 69*y^4*z + 18*y^5*z - 6*z^2 + 30*y*z^2 - 123*y^2*z^2 + 210*y^3*z^2 - 105*y^4*z^2 + 18*z^3 - 54*y*z^3 + 53*y^2*z^3 - 70*y^3*z^3 + 35*y^4*z^3 - 18*z^4 + 42*y*z^4 - 6*y^2*z^4 + 6*z^5 - 12*y*z^5)*G[0, 1, 0, y])/(6*(-1 + y)^2*y^3*(-1 + z)^3*z) + ((-20*y^2 - 3*y*z + 60*y^2*z + 9*y^3*z - 3*z^2 + 9*y*z^2 - 60*y^2*z^2 + 9*z^3 - 9*y*z^3 + 20*y^2*z^3 - 9*z^4 + 3*y*z^4 + 3*z^5)*G[1, 0, 0, y])/(3*y^3*(-1 + z)^3*z) + ((7*y^2 - 14*y^3 + 7*y^4 - 4*y*z + 6*y^2*z - 2*y^3*z - 4*z^2 + 8*y*z^2 - 2*y^2*z^2)*G[1, 1, 0, y])/(2*(-1 + y)^2*y^3*z) + ((17*y^2 - 34*y^3 + 17*y^4 - 2*y*z - 45*y^2*z + 92*y^3*z - 39*y^4*z - 6*y^5*z - 2*z^2 + 10*y*z^2 + 29*y^2*z^2 - 90*y^3*z^2 + 51*y^4*z^2 + 6*z^3 - 18*y*z^3 + 13*y^2*z^3 + 22*y^3*z^3 - 17*y^4*z^3 - 6*z^4 + 14*y*z^4 - 18*y^2*z^4 + 4*y^3*z^4 + 2*z^5 - 4*y*z^5 + 4*y^2*z^5)* Zeta[3])/(2*(-1 + y)^2*y^3*(-1 + z)^3*z)) + G[1 - y, 1, z]*((((7*I)/9)*Pi^3)/(y*z) + (Pi^2*(-36*y^4 + 108*y^5 - 102*y^6 + 30*y^7 - 152*y^3*z + 634*y^4*z - 876*y^5*z + 458*y^6*z - 64*y^7*z - 144*y^2*z^2 + 1084*y^3*z^2 - 2359*y^4*z^2 + 1991*y^5*z^2 - 605*y^6*z^2 + 33*y^7*z^2 - 84*y*z^3 + 814*y^2*z^3 - 2698*y^3*z^3 + 3504*y^4*z^3 - 1772*y^5*z^3 + 248*y^6*z^3 - 32*z^4 + 408*y*z^4 - 1685*y^2*z^4 + 3037*y^3*z^4 - 2290*y^4*z^4 + 550*y^5*z^4 + 128*z^5 - 740*y*z^5 + 1604*y^2*z^5 - 1564*y^3*z^5 + 548*y^4*z^5 - 192*z^6 + 612*y*z^6 - 689*y^2*z^6 + 293*y^3*z^6 + 128*z^7 - 216*y*z^7 + 100*y^2*z^7 - 32*z^8 + 20*y*z^8))/(72*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2) + ((y^2 - 2*y^3 + y^4 - 6*y*z + 3*y^2*z + 24*y^3*z - 39*y^4*z + 18*y^5*z - 6*z^2 + 30*y*z^2 - 15*y^2*z^2 - 6*y^3*z^2 + 3*y^4*z^2 + 18*z^3 - 54*y*z^3 + 17*y^2*z^3 + 2*y^3*z^3 - y^4*z^3 - 18*z^4 + 42*y*z^4 - 6*y^2*z^4 + 6*z^5 - 12*y*z^5)*G[0, 1, 0, y])/ (6*(-1 + y)^2*y^3*(-1 + z)^3*z) + ((-y^2 + 2*y^3 - y^4 + 6*y*z - 3*y^2*z - 24*y^3*z + 39*y^4*z - 18*y^5*z + 6*z^2 - 30*y*z^2 + 15*y^2*z^2 + 6*y^3*z^2 - 3*y^4*z^2 - 18*z^3 + 54*y*z^3 - 17*y^2*z^3 - 2*y^3*z^3 + y^4*z^3 + 18*z^4 - 42*y*z^4 + 6*y^2*z^4 - 6*z^5 + 12*y*z^5)*G[1, 1, 0, y])/ (6*(-1 + y)^2*y^3*(-1 + z)^3*z) + ((-7*y^2 + 14*y^3 - 7*y^4 - 6*y*z + 39*y^2*z - 36*y^3*z - 15*y^4*z + 18*y^5*z - 6*z^2 + 30*y*z^2 - 87*y^2*z^2 + 78*y^3*z^2 - 21*y^4*z^2 + 18*z^3 - 54*y*z^3 + 97*y^2*z^3 - 50*y^3*z^3 + 7*y^4*z^3 - 18*z^4 + 42*y*z^4 - 54*y^2*z^4 + 12*y^3*z^4 + 6*z^5 - 12*y*z^5 + 12*y^2*z^5)*Zeta[3])/(6*(-1 + y)^2*y^3*(-1 + z)^3*z)) + G[1, z]*((Pi^4*(-325*y^2 - 2*y*z - 2*z^2))/(720*y^3*z) + ((I/108)*Pi^3*(97 - 254*y + 115*y^2 - 460*z + 708*y*z - 134*y^2*z + 780*z^2 - 702*y*z^2 + 43*y^2*z^2 - 568*z^3 + 248*y*z^3 + 151*z^4))/ (y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(-215*y^2 - 686*y^3 + 181*y^4 + 433*y*z - 1482*y^2*z - 326*y^3*z + 1690*y^4*z + 216*z^2 - 2164*y*z^2 + 1632*y^2*z^2 + 3790*y^3*z^2 - 1070*y^4*z^2 - 72*z^3 + 2355*y*z^3 + 1070*y^2*z^3 - 1977*y^3*z^3 - 1080*z^4 + 50*y*z^4 - 1005*y^2*z^4 + 1512*z^5 - 674*y*z^5 - 576*z^6))/(1296*y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)) - (Pi^2*G[0, 0, y])/(36*y*z) + (Pi^2*(-y - z)*G[0, 1, y])/ (3*y^3) + (Pi^2*(y^2 - 6*y*z - 6*z^2)*G[1, 0, y])/(36*y^3*z) + (Pi^2*(y + z)*G[1, 1, y])/(2*y^3) + (((-1/3*I)*Pi)/(y*z) + (58*y^2 - 150*y^3 + 141*y^4 - 49*y^5 - 24*y*z - 82*y^2*z + 202*y^3*z - 86*y^4*z - 10*y^5*z - 96*z^2 + 312*y*z^2 - 237*y^2*z^2 - 75*y^3*z^2 + 145*y^4*z^2 - 49*y^5*z^2 + 384*z^3 - 852*y*z^3 + 632*y^2*z^3 - 36*y^3*z^3 - 92*y^4*z^3 - 576*z^4 + 924*y*z^4 - 515*y^2*z^4 + 59*y^3*z^4 + 384*z^5 - 420*y*z^5 + 144*y^2*z^5 - 96*z^6 + 60*y*z^6)/(36*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 1, 0, y] + (((I/3)*Pi)/(y*z) + (-58*y^2 + 150*y^3 - 141*y^4 + 49*y^5 + 24*y*z + 82*y^2*z - 202*y^3*z + 86*y^4*z + 10*y^5*z + 96*z^2 - 312*y*z^2 + 237*y^2*z^2 + 75*y^3*z^2 - 145*y^4*z^2 + 49*y^5*z^2 - 384*z^3 + 852*y*z^3 - 632*y^2*z^3 + 36*y^3*z^3 + 92*y^4*z^3 + 576*z^4 - 924*y*z^4 + 515*y^2*z^4 - 59*y^3*z^4 - 384*z^5 + 420*y*z^5 - 144*y^2*z^5 + 96*z^6 - 60*y*z^6)/(36*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 1, 0, y] + ((y^2 - 3*y*z - 3*z^2)*G[0, 0, 1, 0, y])/(3*y^3*z) + ((y^2 - 6*y*z - 6*z^2)*G[0, 1, 0, 0, y])/(6*y^3*z) + (2*(y + z)*G[0, 1, 1, 0, y])/y^3 + ((-y^2 + 6*y*z + 6*z^2)* G[1, 0, 1, 0, y])/(3*y^3*z) + ((-y^2 + 6*y*z + 6*z^2)* G[1, 1, 0, 0, y])/(6*y^3*z) - (3*(y + z)*G[1, 1, 1, 0, y])/y^3 + ((((7*I)/3)*Pi)/(y*z) + (-196*y^2 + 564*y^3 - 537*y^4 + 169*y^5 + 24*y*z + 718*y^2*z - 1906*y^3*z + 1550*y^4*z - 386*y^5*z + 96*z^2 - 384*y*z^2 - 552*y^2*z^2 + 1914*y^3*z^2 - 1198*y^4*z^2 + 124*y^5*z^2 - 384*z^3 + 1068*y*z^3 - 482*y^2*z^3 - 516*y^3*z^3 + 278*y^4*z^3 + 576*z^4 - 1140*y*z^4 + 728*y^2*z^4 - 56*y^3*z^4 - 384*z^5 + 492*y*z^5 - 216*y^2*z^5 + 96*z^6 - 60*y*z^6)/ (36*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*Zeta[3]) + G[1 - y, z]*((Pi^4*(-1463*y^2 + 2926*y^3 - 1463*y^4 - 6*y*z + 4257*y^2*z - 8208*y^3*z + 3525*y^4*z + 432*y^5*z - 6*z^2 + 30*y*z^2 - 3855*y^2*z^2 + 8364*y^3*z^2 - 4389*y^4*z^2 + 18*z^3 - 54*y*z^3 + 653*y^2*z^3 - 2512*y^3*z^3 + 1463*y^4*z^3 - 18*z^4 + 42*y*z^4 + 546*y^2*z^4 - 138*y^3*z^4 + 6*z^5 - 12*y*z^5 - 138*y^2*z^5))/(2160*(-1 + y)^2*y^3*(-1 + z)^3*z) - ((I/216)*Pi^3*(220*y^2 - 440*y^3 + 220*y^4 + 764*y*z - 2516*y^2*z + 2303*y^3*z - 464*y^4*z + 436*z^2 - 4144*y*z^2 + 7075*y^2*z^2 - 3322*y^3*z^2 + 238*y^4*z^2 - 1852*z^3 + 8013*y*z^3 - 7482*y^2*z^3 + 1447*y^3*z^3 + 2913*z^4 - 6638*y*z^4 + 2697*y^2*z^4 - 2014*z^5 + 2005*y*z^5 + 517*z^6))/(y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (Pi^2*(-58*y^3 + 138*y^4 - 102*y^5 + 22*y^6 + 775*y^2*z - 3875*y^3*z + 6602*y^4*z - 3902*y^5*z + 400*y^6*z + 1202*y*z^2 - 8956*y^2*z^2 + 22594*y^3*z^2 - 21346*y^4*z^2 + 6448*y^5*z^2 + 364*y^6*z^2 - 594*z^3 - 2756*y*z^3 + 21023*y^2*z^3 - 35229*y^3*z^3 + 18998*y^4*z^3 - 1658*y^5*z^3 + 3150*z^4 - 1716*y*z^4 - 15424*y^2*z^4 + 18556*y^3*z^4 - 5178*y^4*z^4 - 5886*z^5 + 8044*y*z^5 + 1048*y^2*z^5 - 2774*y^3*z^5 + 4698*z^6 - 5926*y*z^6 + 1534*y^2*z^6 - 1368*z^7 + 1152*y*z^7))/(1296*(-1 + y)*y^2* (-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) - (5*Pi^2*G[0, 0, y])/ (36*y*z) + (Pi^2*(7*y^2 - 14*y^3 + 7*y^4 + 12*y*z - 18*y^2*z + 6*y^3*z + 12*z^2 - 24*y*z^2 + 6*y^2*z^2)*G[0, 1, y])/ (36*(-1 + y)^2*y^3*z) + ((Pi^2*(-259*y^2 + 12*y*z + 12*z^2))/ (72*y^3*z) + ((I/36)*Pi*(220*y^2 - 440*y^3 + 220*y^4 + 764*y*z - 2516*y^2*z + 2303*y^3*z - 464*y^4*z + 436*z^2 - 4144*y*z^2 + 7075*y^2*z^2 - 3322*y^3*z^2 + 238*y^4*z^2 - 1852*z^3 + 8013*y*z^3 - 7482*y^2*z^3 + 1447*y^3*z^3 + 2913*z^4 - 6638*y*z^4 + 2697*y^2*z^4 - 2014*z^5 + 2005*y*z^5 + 517*z^6))/ (y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (58*y^3 - 138*y^4 + 102*y^5 - 22*y^6 - 775*y^2*z + 3875*y^3*z - 6602*y^4*z + 3902*y^5*z - 400*y^6*z - 1202*y*z^2 + 8956*y^2*z^2 - 22594*y^3*z^2 + 21346*y^4*z^2 - 6448*y^5*z^2 - 364*y^6*z^2 + 594*z^3 + 2756*y*z^3 - 21023*y^2*z^3 + 35229*y^3*z^3 - 18998*y^4*z^3 + 1658*y^5*z^3 - 3150*z^4 + 1716*y*z^4 + 15424*y^2*z^4 - 18556*y^3*z^4 + 5178*y^4*z^4 + 5886*z^5 - 8044*y*z^5 - 1048*y^2*z^5 + 2774*y^3*z^5 - 4698*z^6 + 5926*y*z^6 - 1534*y^2*z^6 + 1368*z^7 - 1152*y*z^7)/(216*(-1 + y)*y^2*(-1 + z)^2* z*(-1 + y + z)^2*(y + z)^2))*G[1, 0, y] + (Pi^2*(-11*y^2 - 18*y*z - 18*z^2)*G[1, 1, y])/(36*y^3*z) + ((((-19*I)/3)*Pi)/(y*z) + (67*y^4 - 183*y^5 + 144*y^6 - 10*y^7 - 18*y^8 + 244*y^3*z - 1014*y^4*z + 1435*y^5*z - 801*y^6*z + 154*y^7*z - 18*y^8*z + 181*y^2*z^2 - 1565*y^3*z^2 + 3674*y^4*z^2 - 3416*y^5*z^2 + 1268*y^6*z^2 - 142*y^7*z^2 + 72*y*z^3 - 918*y^2*z^3 + 3621*y^3*z^3 - 5301*y^4*z^3 + 3051*y^5*z^3 - 537*y^6*z^3 + 32*z^4 - 348*y*z^4 + 1714*y^2*z^4 - 3714*y^3*z^4 + 3217*y^4*z^4 - 889*y^5*z^4 - 128*z^5 + 632*y*z^5 - 1474*y^2*z^5 + 1675*y^3*z^5 - 681*y^4*z^5 + 192*z^6 - 528*y*z^6 + 573*y^2*z^6 - 261*y^3*z^6 - 128*z^7 + 192*y*z^7 - 76*y^2*z^7 + 32*z^8 - 20*y*z^8)/(12*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 0, y] + ((((-41*I)/6)*Pi)/(y*z) + (-211*y^3 + 368*y^4 - 103*y^5 - 54*y^6 - 710*y^2*z + 2288*y^3*z - 2045*y^4*z + 434*y^5*z - 54*y^6*z - 355*y*z^2 + 3724*y^2*z^2 - 6607*y^3*z^2 + 3418*y^4*z^2 - 436*y^5*z^2 + 36*z^3 + 1408*y*z^3 - 7059*y^2*z^3 + 7158*y^3*z^3 - 1627*y^4*z^3 - 180*z^4 - 1962*y*z^4 + 5600*y^2*z^4 - 2517*y^3*z^4 + 324*z^5 + 1120*y*z^5 - 1555*y^2*z^5 - 252*z^6 - 211*y*z^6 + 72*z^7)/(36*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[1, 0, 0, y] + ((((-7*I)/2)*Pi)/(y*z) + (-16*y^4 + 48*y^5 - 48*y^6 + 16*y^7 - 116*y^3*z + 570*y^4*z - 733*y^5*z + 295*y^6*z - 16*y^7*z + 20*y^2*z^2 + 780*y^3*z^2 - 1925*y^4*z^2 + 1426*y^5*z^2 - 301*y^6*z^2 + 180*y*z^3 - 138*y^2*z^3 - 1423*y^3*z^3 + 2140*y^4*z^3 - 795*y^5*z^3 + 96*z^4 - 684*y*z^4 + 381*y^2*z^4 + 922*y^3*z^4 - 715*y^4*z^4 - 288*z^5 + 888*y*z^5 - 419*y^2*z^5 - 109*y^3*z^5 + 288*z^6 - 444*y*z^6 + 156*y^2*z^6 - 96*z^7 + 60*y*z^7)/(36*(-1 + y)*y^3*(-1 + z)*z*(-1 + y + z)^2*(y + z)^2))* G[1, 1, 0, y] + ((-3*y^2 + 6*y^3 - 3*y^4 - y*z + 12*y^2*z - 23*y^3*z + 15*y^4*z - 3*y^5*z - z^2 + 5*y*z^2 - 20*y^2*z^2 + 24*y^3*z^2 - 9*y^4*z^2 + 3*z^3 - 9*y*z^3 + 18*y^2*z^3 - 12*y^3*z^3 + 3*y^4*z^3 - 3*z^4 + 7*y*z^4 - 9*y^2*z^4 + 2*y^3*z^4 + z^5 - 2*y*z^5 + 2*y^2*z^5)*G[0, 0, 1, 0, y])/ ((-1 + y)^2*y^3*(-1 + z)^3*z) + ((-20*y^2 - 3*y*z + 60*y^2*z + 9*y^3*z - 3*z^2 + 9*y*z^2 - 60*y^2*z^2 + 9*z^3 - 9*y*z^3 + 20*y^2*z^3 - 9*z^4 + 3*y*z^4 + 3*z^5)*G[0, 1, 0, 0, y])/(3*y^3*(-1 + z)^3*z) + ((-7*y^2 + 14*y^3 - 7*y^4 - 12*y*z + 18*y^2*z - 6*y^3*z - 12*z^2 + 24*y*z^2 - 6*y^2*z^2)*G[0, 1, 1, 0, y])/(6*(-1 + y)^2*y^3*z) + (19*G[1, 0, 0, 0, y])/(3*y*z) + ((-7*y^2 + 14*y^3 - 7*y^4 - 12*y*z + 18*y^2*z - 6*y^3*z - 12*z^2 + 24*y*z^2 - 6*y^2*z^2)*G[1, 0, 1, 0, y])/(6*(-1 + y)^2*y^3*z) + ((8*y^2 - 3*y*z - 3*z^2)*G[1, 1, 0, 0, y])/(3*y^3*z) + ((11*y^2 + 18*y*z + 18*z^2)*G[1, 1, 1, 0, y])/(6*y^3*z) + ((((28*I)/3)*Pi)/(y*z) + (-69*y^4 + 189*y^5 - 147*y^6 + 9*y^7 + 18*y^8 - 290*y^3*z + 1224*y^4*z - 1686*y^5*z + 890*y^6*z - 156*y^7*z + 18*y^8*z - 237*y^2*z^2 + 2069*y^3*z^2 - 4736*y^4*z^2 + 4210*y^5*z^2 - 1450*y^6*z^2 + 144*y^7*z^2 - 96*y*z^3 + 1326*y^2*z^3 - 5154*y^3*z^3 + 7218*y^4*z^3 - 3914*y^5*z^3 + 632*y^6*z^3 - 32*z^4 + 468*y*z^4 - 2661*y^2*z^4 + 5689*y^3*z^4 - 4680*y^4*z^4 + 1204*y^5*z^4 + 128*z^5 - 848*y*z^5 + 2416*y^2*z^5 - 2802*y^3*z^5 + 1082*y^4*z^5 - 192*z^6 + 696*y*z^6 - 968*y^2*z^6 + 488*y^3*z^6 + 128*z^7 - 240*y*z^7 + 124*y^2*z^7 - 32*z^8 + 20*y*z^8)/(12*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* Zeta[3]) + G[1, y]*((Pi^4*(-244*y^2 + 488*y^3 - 244*y^4 - 3*y*z + 666*y^2*z - 1179*y^3*z + 300*y^4*z + 216*y^5*z - 3*z^2 + 15*y*z^2 - 465*y^2*z^2 + 1257*y^3*z^2 - 732*y^4*z^2 + 9*z^3 - 27*y*z^3 - 161*y^2*z^3 - 281*y^3*z^3 + 244*y^4*z^3 - 9*z^4 + 21*y*z^4 + 273*y^2*z^4 - 69*y^3*z^4 + 3*z^5 - 6*y*z^5 - 69*y^2*z^5))/ (1080*(-1 + y)^2*y^3*(-1 + z)^3*z) - ((I/216)*Pi^3*(134*y^2 - 268*y^3 + 134*y^4 + 592*y*z - 1396*y^2*z + 1291*y^3*z - 292*y^4*z + 350*z^2 - 2420*y*z^2 + 3713*y^2*z^2 - 1814*y^3*z^2 + 152*y^4*z^2 - 1076*z^3 + 3981*y*z^3 - 3774*y^2*z^3 + 779*y^3*z^3 + 1317*z^4 - 3058*y*z^4 + 1317*y^2*z^4 - 806*z^5 + 905*y*z^5 + 215*z^6))/(y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (Pi^2*(544*y^3 - 1848*y^4 + 2064*y^5 - 760*y^6 + 2627*y^2*z - 10291*y^3*z + 16981*y^4*z - 11641*y^5*z + 2324*y^6*z + 2668*y*z^2 - 16496*y^2*z^2 + 39332*y^3*z^2 - 39920*y^4*z^2 + 15428*y^5*z^2 - 778*y^6*z^2 - 378*z^3 - 6532*y*z^3 + 31846*y^2*z^3 - 52320*y^3*z^3 + 32233*y^4*z^3 - 5065*y^5*z^3 + 2484*z^4 + 1266*y*z^4 - 21164*y^2*z^4 + 25178*y^3*z^4 - 8232*y^4*z^4 - 5202*z^5 + 7544*y*z^5 + 1319*y^2*z^5 - 3229*y^3*z^5 + 4464*z^6 - 6098*y*z^6 + 1868*y^2*z^6 - 1368*z^7 + 1152*y*z^7))/ (1296*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (Pi^2*(-y^2 - y*z - z^2)*G[0, 0, z])/(6*y^3*z) + (Pi^2*(y^2 - 2*y^3 + y^4 - 6*y*z + 6*y^2*z - 6*z^2 + 12*y*z^2)* G[0, 1, z])/(36*(-1 + y)^2*y^3*z) + (Pi^2*(-7*y^2 + 14*y^3 - 7*y^4 + 4*y*z - 6*y^2*z + 2*y^3*z + 4*z^2 - 8*y*z^2 + 2*y^2*z^2)*G[0, 1 - y, z])/(12*(-1 + y)^2*y^3*z) + (Pi^2*(-4*y^2 + 8*y^3 - 4*y^4 + y*z + 11*y^2*z - 21*y^3*z + 6*y^4*z + 3*y^5*z + z^2 - 5*y*z^2 - 9*y^2*z^2 + 24*y^3*z^2 - 12*y^4*z^2 - 3*z^3 + 9*y*z^3 + y^2*z^3 - 8*y^3*z^3 + 4*y^4*z^3 + 3*z^4 - 7*y*z^4 + y^2*z^4 - z^5 + 2*y*z^5)*G[0, -y, z])/ (6*(-1 + y)^2*y^3*(-1 + z)^3*z) + (Pi^2*(y^2 - 6*y*z - 6*z^2)* G[1, 0, z])/(18*y^3*z) + (Pi^2*(-y - z)*G[1, 1, z])/(6*y^3) + (Pi^2*(y + z)*G[1, 1 - y, z])/(2*y^3) + (Pi^2*(-y^2 + 3*y*z + 3*z^2)*G[1 - y, 0, z])/(9*y^3*z) + (Pi^2*(y^2 - 2*y^3 + y^4 - 6*y*z + 3*y^2*z + 24*y^3*z - 39*y^4*z + 18*y^5*z - 6*z^2 + 30*y*z^2 - 15*y^2*z^2 - 6*y^3*z^2 + 3*y^4*z^2 + 18*z^3 - 54*y*z^3 + 17*y^2*z^3 + 2*y^3*z^3 - y^4*z^3 - 18*z^4 + 42*y*z^4 - 6*y^2*z^4 + 6*z^5 - 12*y*z^5)*G[1 - y, 1, z])/ (36*(-1 + y)^2*y^3*(-1 + z)^3*z) + (Pi^2*(7*y^2 - 14*y^3 + 7*y^4 - 18*y*z + 30*y^2*z - 12*y^3*z - 18*z^2 + 36*y*z^2 - 12*y^2*z^2)*G[1 - y, 1 - y, z])/ (36*(-1 + y)^2*y^3*z) + (Pi^2*(-10 + 20*y - 10*y^2 + 27*z - 48*y*z + 12*y^2*z + 9*y^3*z - 18*z^2 + 51*y*z^2 - 30*y^2*z^2 - 8*z^3 - 11*y*z^3 + 10*y^2*z^3 + 12*z^4 - 3*y*z^4 - 3*z^5)*G[1 - y, -y, z])/ (18*(-1 + y)^2*y*(-1 + z)^3*z) + (5*Pi^2*G[-y, 0, z])/(18*y*z) + (Pi^2*(4*y^2 - 3*y*z - 3*z^2)*G[-y, 1 - y, z])/(18*y^3*z) + (Pi^2*(-10*y^2 + 3*y*z + 3*z^2)*G[-y, -y, z])/(9*y^3*z) + ((((35*I)/3)*Pi)/(y*z) + (-376*y^4 + 1128*y^5 - 1110*y^6 + 358*y^7 - 1220*y^3*z + 5602*y^4*z - 8260*y^5*z + 4630*y^6*z - 752*y^7*z - 898*y^2*z^2 + 8414*y^3*z^2 - 20039*y^4*z^2 + 18077*y^5*z^2 - 5939*y^6*z^2 + 385*y^7*z^2 - 288*y*z^3 + 4834*y^2*z^3 - 20218*y^3*z^3 + 29148*y^4*z^3 - 15814*y^5*z^3 + 2410*y^6*z^3 - 90*z^4 + 1410*y*z^4 - 9459*y^2*z^4 + 21905*y^3*z^4 - 18680*y^4*z^4 + 4878*y^5*z^4 + 372*z^5 - 2556*y*z^5 + 8416*y^2*z^5 - 10730*y^3*z^5 + 4354*y^4*z^5 - 570*z^6 + 2094*y*z^6 - 3301*y^2*z^6 + 1849*y^3*z^6 + 384*z^7 - 720*y*z^7 + 408*y^2*z^7 - 96*z^8 + 60*y*z^8)/(36*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*Zeta[3] + G[1, z]*(((-1/18*I)*Pi^3)/(y*z) + (Pi^2*(58*y^2 - 150*y^3 + 141*y^4 - 49*y^5 - 24*y*z - 82*y^2*z + 202*y^3*z - 86*y^4*z - 10*y^5*z - 96*z^2 + 312*y*z^2 - 237*y^2*z^2 - 75*y^3*z^2 + 145*y^4*z^2 - 49*y^5*z^2 + 384*z^3 - 852*y*z^3 + 632*y^2*z^3 - 36*y^3*z^3 - 92*y^4*z^3 - 576*z^4 + 924*y*z^4 - 515*y^2*z^4 + 59*y^3*z^4 + 384*z^5 - 420*y*z^5 + 144*y^2*z^5 - 96*z^6 + 60*y*z^6))/ (216*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + Zeta[3]/(2*y*z)) + G[1 - y, z]*((((7*I)/12)*Pi^3)/(y*z) + (Pi^2*(16*y^4 - 48*y^5 + 48*y^6 - 16*y^7 + 116*y^3*z - 570*y^4*z + 733*y^5*z - 295*y^6*z + 16*y^7*z - 20*y^2*z^2 - 780*y^3*z^2 + 1925*y^4*z^2 - 1426*y^5*z^2 + 301*y^6*z^2 - 180*y*z^3 + 138*y^2*z^3 + 1423*y^3*z^3 - 2140*y^4*z^3 + 795*y^5*z^3 - 96*z^4 + 684*y*z^4 - 381*y^2*z^4 - 922*y^3*z^4 + 715*y^4*z^4 + 288*z^5 - 888*y*z^5 + 419*y^2*z^5 + 109*y^3*z^5 - 288*z^6 + 444*y*z^6 - 156*y^2*z^6 + 96*z^7 - 60*y*z^7))/ (216*(-1 + y)*y^3*(-1 + z)*z*(-1 + y + z)^2*(y + z)^2) + ((19 - 38*y + 19*y^2 + 12*z - 12*y*z - 12*z^2)*Zeta[3])/ (6*(-1 + y)^2*y*z)) + G[-y, z]*((((-7*I)/9)*Pi^3)/(y*z) + (Pi^2*(42*y^4 - 92*y^5 + 50*y^6 + 18*y^7 - 18*y^8 + 306*y^3*z - 884*y^4*z + 830*y^5*z - 252*y^6*z + 18*y^7*z - 18*y^8*z + 255*y^2*z^2 - 1675*y^3*z^2 + 2910*y^4*z^2 - 1952*y^5*z^2 + 570*y^6*z^2 - 108*y^7*z^2 + 96*y*z^3 - 1148*y^2*z^3 + 3510*y^3*z^3 - 4004*y^4*z^3 + 1926*y^5*z^3 - 368*y^6*z^3 + 33*z^4 - 467*y*z^4 + 2105*y^2*z^4 - 3569*y^3*z^4 + 2550*y^4*z^4 - 640*y^5*z^4 - 130*z^5 + 846*y*z^5 - 1886*y^2*z^5 + 1724*y^3*z^5 - 578*y^4*z^5 + 193*z^6 - 695*y*z^6 + 774*y^2*z^6 - 296*y^3*z^6 - 128*z^7 + 240*y*z^7 - 100*y^2*z^7 + 32*z^8 - 20*y*z^8))/ (72*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (2*(7*y^2 - 3*y*z - 3*z^2)*Zeta[3])/(3*y^3*z))) + G[0, z]*((Pi^4*(1439 - 2878*y + 1439*y^2 - 576*z + 576*y*z + 576*z^2))/ (8640*(-1 + y)^2*y*z) + ((I/1296)*Pi*(-8053 + 8053*y + 100863*z - 83378*y*z - 162405*z^2 + 50155*y*z^2 + 69595*z^3))/ (y*(-1 + z)^2*z*(-1 + y + z)) + (-185333 + 185333*y + 1744485*z - 1582750*y*z - 2710761*z^2 + 957371*y*z^2 + 1151609*z^3)/ (23328*y*(-1 + z)^2*z*(-1 + y + z)) - ((I/432)*Pi^3*(1229 - 2458*y + 1229*y^2 - 6152*z + 9594*y*z - 3838*y^2*z + 10665*z^2 - 11124*y*z^2 + 2264*y^2*z^2 - 7790*z^3 + 3988*y*z^3 + 2048*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(-22828*y^2 + 66756*y^3 - 65028*y^4 + 21100*y^5 - 22828*y*z + 266027*y^2*z - 604981*y^3*z + 508620*y^4*z - 146838*y^5*z + 201053*y*z^2 - 1091882*y^2*z^2 + 1747464*y^3*z^2 - 1057743*y^4*z^2 + 201918*y^5*z^2 + 2430*z^3 - 560299*y*z^3 + 1950113*y^2*z^3 - 2168286*y^3*z^3 + 850116*y^4*z^3 - 76342*y^5*z^3 - 9666*z^4 + 704587*y*z^4 - 1666604*y^2*z^4 + 1208944*y^3*z^4 - 235965*y^4*z^4 + 14418*z^5 - 420077*y*z^5 + 657014*y^2*z^5 - 249735*y^3*z^5 - 9558*z^6 + 99292*y*z^6 - 91840*y^2*z^6 + 2376*z^7 - 1728*y*z^7))/(3888*(-1 + y)*y^2* (-1 + z)^3*z*(-1 + y + z)^2*(y + z)) + ((-179*Pi^2)/(36*y*z) + ((I/36)*Pi*(508 - 1016*y + 508*y^2 - 2548*z + 3789*y*z - 1040*y^2*z + 4467*z^2 - 4518*y*z^2 + 526*y^2*z^2 - 3322*z^3 + 1745*y*z^3 + 895*z^4))/(y*(-1 + z)^2*z* (-1 + y + z)^2) + (-286*y + 1146*y^2 - 1434*y^3 + 574*y^4 - 286*z + 5749*y*z - 12805*y^2*z + 8874*y^3*z - 1532*y^4*z + 4927*z^2 - 23317*y*z^2 + 30065*y^2*z^2 - 12528*y^3*z^2 + 565*y^4*z^2 - 12270*z^3 + 32992*y*z^3 - 25522*y^2*z^3 + 5088*y^3*z^3 + 10903*z^4 - 18124*y*z^4 + 7509*y^2*z^4 - 3274*z^5 + 2986*y*z^5)/(108*(-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)))* G[0, 0, y] + (Pi^2*(-1 + y + z)*G[0, 1, y])/(6*(-1 + y)^2*y) + ((Pi^2*(139*y^2 - 6*y*z - 6*z^2))/(36*y^3*z) - ((I/18)*Pi*(164*y^2 - 328*y^3 + 164*y^4 + 490*y*z - 1684*y^2*z + 1633*y^3*z - 340*y^4*z + 272*z^2 - 2600*y*z^2 + 4673*y^2*z^2 - 2300*y^3*z^2 + 173*y^4*z^2 - 1136*z^3 + 5049*y*z^3 - 4950*y^2*z^3 + 989*y^3*z^3 + 1791*z^4 - 4252*y*z^4 + 1794*y^2*z^4 - 1262*z^5 + 1313*y*z^5 + 335*z^6))/ (y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (332*y^3 - 1140*y^4 + 1284*y^5 - 476*y^6 + 1555*y^2*z - 9785*y^3*z + 18002*y^4*z - 11492*y^5*z + 1720*y^6*z + 1592*y*z^2 - 16942*y^2*z^2 + 48532*y^3*z^2 - 49924*y^4*z^2 + 17470*y^5*z^2 - 458*y^6*z^2 - 594*z^3 - 6110*y*z^3 + 44243*y^2*z^3 - 77697*y^3*z^3 + 46418*y^4*z^3 - 6476*y^5*z^3 + 3150*z^4 + 5580*y*z^4 - 42496*y^2*z^4 + 47368*y^3*z^4 - 14142*y^4*z^4 - 5886*z^5 + 1954*y*z^5 + 13900*y^2*z^5 - 9536*y^3*z^5 + 4698*z^6 - 4168*y*z^6 - 260*y^2*z^6 - 1368*z^7 + 1152*y*z^7)/ (216*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[1, 0, y] + (Pi^2*(-y^2 + 12*y*z + 12*z^2)*G[1, 1, y])/(36*y^3*z) + ((((-19*I)/2)*Pi)/(y*z) + (-449 + 898*y - 449*y^2 + 2264*z - 3366*y*z + 910*y^2*z - 3981*z^2 + 4032*y*z^2 - 458*y^2*z^2 + 2966*z^3 - 1564*y*z^3 - 800*z^4)/(36*y*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 0, 0, y] + ((((13*I)/6)*Pi)/(y*z) + (-185*y^4 + 609*y^5 - 627*y^6 + 203*y^7 + 8*y^3*z + 1250*y^4*z - 3122*y^5*z + 2294*y^6*z - 430*y^7*z + 274*y^2*z^2 + 52*y^3*z^2 - 3769*y^4*z^2 + 5917*y^5*z^2 - 2695*y^6*z^2 + 221*y^7*z^2 + 288*y*z^3 - 1528*y^2*z^3 + 88*y^3*z^3 + 5004*y^4*z^3 - 4838*y^5*z^3 + 1022*y^6*z^3 + 99*z^4 - 1437*y*z^4 + 3537*y^2*z^4 - 827*y^3*z^4 - 2776*y^4*z^4 + 1440*y^5*z^4 - 390*z^5 + 2646*y*z^5 - 3922*y^2*z^5 + 1112*y^3*z^5 + 482*y^4*z^5 + 579*z^6 - 2193*y*z^6 + 1975*y^2*z^6 - 433*y^3*z^6 - 384*z^7 + 756*y*z^7 - 336*y^2*z^7 + 96*z^8 - 60*y*z^8)/(36*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 0, y] + ((((25*I)/3)*Pi)/(y*z) + (359*y^3 - 718*y^4 + 359*y^5 + 1006*y^2*z - 3556*y^3*z + 3490*y^4*z - 730*y^5*z + 503*y*z^2 - 5210*y^2*z^2 + 9632*y^3*z^2 - 4826*y^4*z^2 + 368*y^5*z^2 - 36*z^3 - 1976*y*z^3 + 9798*y^2*z^3 - 9996*y^3*z^3 + 2048*y^4*z^3 + 180*z^4 + 2865*y*z^4 - 7966*y^2*z^4 + 3558*y^3*z^4 - 324*z^5 - 1814*y*z^5 + 2372*y^2*z^5 + 252*z^6 + 422*y*z^6 - 72*z^7)/(36*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[1, 0, 0, y] + (((-I)*Pi)/(y*z) + (113*y^4 - 339*y^5 + 339*y^6 - 113*y^7 + 370*y^3*z - 1376*y^4*z + 2054*y^5*z - 1298*y^6*z + 250*y^7*z + 338*y^2*z^2 - 2014*y^3*z^2 + 4333*y^4*z^2 - 4075*y^5*z^2 + 1549*y^6*z^2 - 131*y^7*z^2 + 216*y*z^3 - 1592*y^2*z^3 + 4322*y^3*z^3 - 5622*y^4*z^3 + 3260*y^5*z^3 - 584*y^6*z^3 + 99*z^4 - 1041*y*z^4 + 3051*y^2*z^4 - 4369*y^3*z^4 + 3202*y^4*z^4 - 906*y^5*z^4 - 390*z^5 + 1890*y*z^5 - 2870*y^2*z^5 + 2026*y^3*z^5 - 656*y^4*z^5 + 579*z^6 - 1581*y*z^6 + 1265*y^2*z^6 - 335*y^3*z^6 - 384*z^7 + 576*y*z^7 - 192*y^2*z^7 + 96*z^8 - 60*y*z^8)/ (36*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[1, 1, 0, y] + (53*G[0, 0, 0, 0, y])/(6*y*z) + ((-35*y^2 + 70*y^3 - 35*y^4 + 12*y*z - 18*y^2*z + 6*y^3*z + 12*z^2 - 24*y*z^2 + 6*y^2*z^2)*G[0, 0, 1, 0, y])/(6*(-1 + y)^2*y^3*z) + ((-7*y^2 + 3*y*z + 3*z^2)*G[0, 1, 0, 0, y])/(3*y^3*z) + ((1 - y - z)*G[0, 1, 1, 0, y])/((-1 + y)^2*y) - (8*G[1, 0, 0, 0, y])/(y*z) + ((17*y^2 - 34*y^3 + 17*y^4 + 3*y*z - 3*y^2*z + 3*z^2 - 6*y*z^2)*G[1, 0, 1, 0, y])/(3*(-1 + y)^2*y^3*z) + ((3*y^2 + 2*y*z + 2*z^2)*G[1, 1, 0, 0, y])/(2*y^3*z) + ((y^2 - 12*y*z - 12*z^2)*G[1, 1, 1, 0, y])/(6*y^3*z) + ((((-329*I)/18)*Pi)/(y*z) + (545*y - 1743*y^2 + 1779*y^3 - 581*y^4 - 4594*y*z + 12170*y^2*z - 10306*y^3*z + 2730*y^4*z - 36*z^2 + 14518*y*z^2 - 32648*y^2*z^2 + 22782*y^3*z^2 - 4616*y^4*z^2 + 180*z^3 - 23140*y*z^3 + 43838*y^2*z^3 - 24262*y^3*z^3 + 3312*y^4*z^3 - 360*z^4 + 20185*y*z^4 - 31289*y^2*z^4 + 12624*y^3*z^4 - 872*y^4*z^4 + 360*z^5 - 9430*y*z^5 + 11228*y^2*z^5 - 2590*y^3*z^5 - 180*z^6 + 2024*y*z^6 - 1556*y^2*z^6 + 36*z^7 - 108*y*z^7)/(36*(-1 + y)*y^2*(-1 + z)^4*z* (-1 + y + z)^2))*Zeta[3] + G[1, y]*(((I/6)*Pi^3)/(y*z) + (Pi^2*(-113*y^4 + 339*y^5 - 339*y^6 + 113*y^7 - 370*y^3*z + 1376*y^4*z - 2054*y^5*z + 1298*y^6*z - 250*y^7*z - 338*y^2*z^2 + 2014*y^3*z^2 - 4333*y^4*z^2 + 4075*y^5*z^2 - 1549*y^6*z^2 + 131*y^7*z^2 - 216*y*z^3 + 1592*y^2*z^3 - 4322*y^3*z^3 + 5622*y^4*z^3 - 3260*y^5*z^3 + 584*y^6*z^3 - 99*z^4 + 1041*y*z^4 - 3051*y^2*z^4 + 4369*y^3*z^4 - 3202*y^4*z^4 + 906*y^5*z^4 + 390*z^5 - 1890*y*z^5 + 2870*y^2*z^5 - 2026*y^3*z^5 + 656*y^4*z^5 - 579*z^6 + 1581*y*z^6 - 1265*y^2*z^6 + 335*y^3*z^6 + 384*z^7 - 576*y*z^7 + 192*y^2*z^7 - 96*z^8 + 60*y*z^8))/ (216*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + ((-10*y^2 + 20*y^3 - 10*y^4 + y*z - 4*y^2*z + 3*y^3*z + z^2 - 2*y*z^2 + 3*y^2*z^2)*Zeta[3])/((-1 + y)^2*y^3*z))) + G[0, y]*(((I/1296)*Pi*(8053 - 28947*y + 33735*y^2 - 12841*y^3 - 3614*z + 13157*y*z - 20008*y^2*z + 10465*y^3*z - 4547*z^2 + 13414*y*z^2 - 8975*y^2*z^2 + 108*z^3))/((-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)) + (Pi^4*(-1439 + 4317*z - 1728*y*z - 4317*z^2 + 1439*z^3))/ (8640*y*(-1 + z)^3*z) + (185333 - 565287*y + 574575*y^2 - 194621*y^3 - 78634*z + 341035*y*z - 397082*y^2*z + 134681*y^3*z - 120955*z^2 + 162368*y*z^2 - 57613*y^2*z^2 + 14256*z^3 + 1944*y*z^3)/ (23328*(-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)) - ((I/432)*Pi^3*(1229 - 2578*y + 1265*y^2 - 4772*z + 7338*y*z - 2626*y^2*z + 6978*z^2 - 6894*y*z^2 + 1337*y^2*z^2 - 4556*z^3 + 2134*y*z^3 + 1121*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(22828*y - 74424*y^2 + 79284*y^3 - 27688*y^4 + 22828*z - 149734*y*z + 283021*y^2*z - 210420*y^3*z + 54305*y^4*z - 74662*z^2 + 292717*y*z^2 - 372815*y^2*z^2 + 186606*y^3*z^2 - 28309*y^4*z^2 + 88332*z^3 - 233425*y*z^3 + 197026*y^2*z^3 - 55470*y^3*z^3 - 43990*z^4 + 71569*y*z^4 - 31116*y^2*z^4 + 7492*z^5 - 3955*y*z^5))/(3888*(-1 + y)*y*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)) + ((-179*Pi^2)/(36*y*z) + ((I/36)*Pi*(508 - 1016*y + 508*y^2 - 2632*z + 3957*y*z - 1124*y^2*z + 4698*z^2 - 4812*y*z^2 + 589*y^2*z^2 - 3532*z^3 + 1871*y*z^3 + 958*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (-286*y^2 + 1092*y^3 - 1326*y^4 + 520*y^5 - 286*y*z + 6352*y^2*z - 14470*y^3*z + 10413*y^4*z - 2009*y^5*z + 5179*y*z^2 - 25963*y^2*z^2 + 35249*y^3*z^2 - 15750*y^4*z^2 + 1150*y^5*z^2 - 405*z^3 - 11937*y*z^3 + 36070*y^2*z^3 - 30148*y^3*z^3 + 6663*y^4*z^3 + 1206*z^4 + 9193*y*z^4 - 18988*y^2*z^4 + 8616*y^3*z^4 - 1197*z^5 - 1861*y*z^5 + 2815*y^2*z^5 + 396*z^6 - 288*y*z^6)/(108*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)))* G[0, 0, z] + (Pi^2*G[0, 1, z])/(12*y*z) + (Pi^2*(13*y^2 + 6*y*z - 39*y^2*z - 18*y^3*z + 6*z^2 - 18*y*z^2 + 39*y^2*z^2 - 18*z^3 + 18*y*z^3 - 13*y^2*z^3 + 18*z^4 - 6*y*z^4 - 6*z^5)*G[0, 1 - y, z])/(36*y^3*(-1 + z)^3*z) + ((Pi^2*(41*y^2 + 12*y*z + 12*z^2))/(72*y^3*z) - ((I/12)*Pi*(54 - 88*y + 48*y^2 - 204*z + 257*y*z - 72*y^2*z + 291*z^2 - 262*y*z^2 + 30*y^2*z^2 - 186*z^3 + 93*y*z^3 + 45*z^4))/ (y*(-1 + z)^2*z*(-1 + y + z)^2) + (-158*y + 253*y^2 - 155*y^3 + 36*z + 630*y*z - 802*y^2*z + 174*y^3*z - 12*z^2 - 1142*y*z^2 + 958*y^2*z^2 - 56*y^3*z^2 - 180*z^3 + 1026*y*z^3 - 409*y^2*z^3 + 252*z^4 - 356*y*z^4 - 96*z^5)/(36*y^2*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 0, z] + (Pi^2*(y^2 + 3*y*z + 3*z^2)* G[1, 1, z])/(18*y^3*z) + (Pi^2*(y^2 - 6*y*z - 6*z^2)*G[1, 1 - y, z])/ (36*y^3*z) + ((Pi^2*(79*y^2 - 4*y*z - 4*z^2))/(24*y^3*z) - ((I/36)*Pi*(220*y^2 - 440*y^3 + 220*y^4 + 764*y*z - 2516*y^2*z + 2303*y^3*z - 464*y^4*z + 436*z^2 - 4144*y*z^2 + 7075*y^2*z^2 - 3322*y^3*z^2 + 238*y^4*z^2 - 1852*z^3 + 8013*y*z^3 - 7482*y^2*z^3 + 1447*y^3*z^3 + 2913*z^4 - 6638*y*z^4 + 2697*y^2*z^4 - 2014*z^5 + 2005*y*z^5 + 517*z^6))/ (y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (-58*y^3 + 138*y^4 - 102*y^5 + 22*y^6 + 775*y^2*z - 3875*y^3*z + 6602*y^4*z - 3902*y^5*z + 400*y^6*z + 1202*y*z^2 - 8956*y^2*z^2 + 22594*y^3*z^2 - 21346*y^4*z^2 + 6448*y^5*z^2 + 364*y^6*z^2 - 594*z^3 - 2756*y*z^3 + 21023*y^2*z^3 - 35229*y^3*z^3 + 18998*y^4*z^3 - 1658*y^5*z^3 + 3150*z^4 - 1716*y*z^4 - 15424*y^2*z^4 + 18556*y^3*z^4 - 5178*y^4*z^4 - 5886*z^5 + 8044*y*z^5 + 1048*y^2*z^5 - 2774*y^3*z^5 + 4698*z^6 - 5926*y*z^6 + 1534*y^2*z^6 - 1368*z^7 + 1152*y*z^7)/(216*(-1 + y)*y^2*(-1 + z)^2* z*(-1 + y + z)^2*(y + z)^2))*G[1 - y, 0, z] + (Pi^2*(2*y^2 + 3*y*z - 6*y^2*z - 9*y^3*z + 3*z^2 - 9*y*z^2 + 6*y^2*z^2 - 9*z^3 + 9*y*z^3 - 2*y^2*z^3 + 9*z^4 - 3*y*z^4 - 3*z^5)* G[1 - y, 1, z])/(18*y^3*(-1 + z)^3*z) + (Pi^2*(-y + 3*y^3 - z + 3*y*z + 3*z^2 - 3*y*z^2 - 3*z^3 + y*z^3 + z^4)* G[1 - y, 1 - y, z])/(6*y^3*(-1 + z)^3) + (Pi^2*(5*y^2 + 3*y*z + 3*z^2)*G[-y, 1 - y, z])/(18*y^3*z) + ((((-19*I)/2)*Pi)/(y*z) + (-449 + 898*y - 449*y^2 + 2372*z - 3582*y*z + 1018*y^2*z - 4278*z^2 + 4410*y*z^2 - 539*y^2*z^2 + 3236*z^3 - 1726*y*z^3 - 881*z^4)/(36*y*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 0, 0, z] + (((I/6)*Pi)/(y*z) + (-106*y^2 + 264*y^3 - 246*y^4 + 88*y^5 - 124*y*z + 694*y^2*z - 1147*y^3*z + 729*y^4*z - 152*y^5*z - 36*z^2 + 556*y*z^2 - 1594*y^2*z^2 + 1742*y^3*z^2 - 738*y^4*z^2 + 70*y^5*z^2 + 144*z^3 - 927*y*z^3 + 1621*y^2*z^3 - 1129*y^3*z^3 + 255*y^4*z^3 - 216*z^4 + 682*y*z^4 - 694*y^2*z^4 + 264*y^3*z^4 + 144*z^5 - 187*y*z^5 + 79*y^2*z^5 - 36*z^6)/(36*(-1 + y)*y^2* (-1 + z)^2*z*(-1 + y + z)^2*(y + z)))*G[0, 1, 0, z] + ((((20*I)/3)*Pi)/(y*z) + (-241*y^4 + 723*y^5 - 723*y^6 + 241*y^7 - 842*y^3*z + 3616*y^4*z - 5317*y^5*z + 3073*y^6*z - 530*y^7*z - 646*y^2*z^2 + 5486*y^3*z^2 - 12746*y^4*z^2 + 11600*y^5*z^2 - 3971*y^6*z^2 + 277*y^7*z^2 - 252*y*z^3 + 3316*y^2*z^3 - 12751*y^3*z^3 + 18105*y^4*z^3 - 10027*y^5*z^3 + 1609*y^6*z^3 - 99*z^4 + 1221*y*z^4 - 6342*y^2*z^4 + 13364*y^3*z^4 - 11213*y^4*z^4 + 3033*y^5*z^4 + 390*z^5 - 2214*y*z^5 + 5584*y^2*z^5 - 6251*y^3*z^5 + 2491*y^4*z^5 - 579*z^6 + 1833*y*z^6 - 2176*y^2*z^6 + 994*y^3*z^6 + 384*z^7 - 648*y*z^7 + 264*y^2*z^7 - 96*z^8 + 60*y*z^8)/(36*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[0, 1 - y, 0, z] + ((((3*I)/2)*Pi)/(y*z) + (-229*y^2 + 621*y^3 - 594*y^4 + 202*y^5 + 24*y*z + 766*y^2*z - 1879*y^3*z + 1397*y^4*z - 308*y^5*z + 96*z^2 - 348*y*z^2 - 654*y^2*z^2 + 1956*y^3*z^2 - 1180*y^4*z^2 + 130*y^5*z^2 - 384*z^3 + 960*y*z^3 - 254*y^2*z^3 - 711*y^3*z^3 + 353*y^4*z^3 + 576*z^4 - 1032*y*z^4 + 551*y^2*z^4 + 13*y^3*z^4 - 384*z^5 + 456*y*z^5 - 180*y^2*z^5 + 96*z^6 - 60*y*z^6)/ (36*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 0, 0, z] + ((I*Pi)/(y*z) + (-56*y^2 + 174*y^3 - 156*y^4 + 38*y^5 + 24*y*z + 134*y^2*z - 443*y^3*z + 337*y^4*z - 52*y^5*z + 96*z^2 - 348*y*z^2 + 219*y^2*z^2 + 261*y^3*z^2 - 248*y^4*z^2 + 20*y^5*z^2 - 384*z^3 + 960*y*z^3 - 796*y^2*z^3 + 123*y^3*z^3 + 61*y^4*z^3 + 576*z^4 - 1032*y*z^4 + 679*y^2*z^4 - 115*y^3*z^4 - 384*z^5 + 456*y*z^5 - 180*y^2*z^5 + 96*z^6 - 60*y*z^6)/(36*(-1 + y)*y^3* (-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1, 0, z] + (((-1/3*I)*Pi)/(y*z) + (58*y^2 - 150*y^3 + 141*y^4 - 49*y^5 - 24*y*z - 82*y^2*z + 202*y^3*z - 86*y^4*z - 10*y^5*z - 96*z^2 + 312*y*z^2 - 237*y^2*z^2 - 75*y^3*z^2 + 145*y^4*z^2 - 49*y^5*z^2 + 384*z^3 - 852*y*z^3 + 632*y^2*z^3 - 36*y^3*z^3 - 92*y^4*z^3 - 576*z^4 + 924*y*z^4 - 515*y^2*z^4 + 59*y^3*z^4 + 384*z^5 - 420*y*z^5 + 144*y^2*z^5 - 96*z^6 + 60*y*z^6)/(36*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 1 - y, 0, z] + ((((41*I)/6)*Pi)/(y*z) + (-220*y^4 + 660*y^5 - 660*y^6 + 220*y^7 - 824*y^3*z + 3502*y^4*z - 5107*y^5*z + 2917*y^6*z - 488*y^7*z - 652*y^2*z^2 + 5480*y^3*z^2 - 12677*y^4*z^2 + 11441*y^5*z^2 - 3848*y^6*z^2 + 256*y^7*z^2 - 252*y*z^3 + 3370*y^2*z^3 - 12985*y^3*z^3 + 18411*y^4*z^3 - 10087*y^5*z^3 + 1579*y^6*z^3 - 96*z^4 + 1224*y*z^4 - 6507*y^2*z^4 + 13919*y^3*z^4 - 11681*y^4*z^4 + 3105*y^5*z^4 + 384*z^5 - 2220*y*z^5 + 5812*y^2*z^5 - 6725*y^3*z^5 + 2677*y^4*z^5 - 576*z^6 + 1836*y*z^6 - 2323*y^2*z^6 + 1135*y^3*z^6 + 384*z^7 - 648*y*z^7 + 300*y^2*z^7 - 96*z^8 + 60*y*z^8)/(36*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[1 - y, 0, 0, z] + (((-1/2*I)*Pi)/(y*z) + (10*y^3 - 30*y^4 + 39*y^5 - 19*y^6 - 32*y^2*z + 74*y^3*z - 11*y^4*z - 57*y^5*z + 26*y^6*z - 156*y*z^2 + 542*y^2*z^2 - 680*y^3*z^2 + 280*y^4*z^2 + 24*y^5*z^2 - 10*y^6*z^2 - 96*z^3 + 840*y*z^3 - 1716*y^2*z^3 + 1406*y^3*z^3 - 392*y^4*z^3 - 6*y^5*z^3 + 384*z^4 - 1644*y*z^4 + 2174*y^2*z^4 - 1142*y^3*z^4 + 156*y^4*z^4 - 576*z^5 + 1452*y*z^5 - 1208*y^2*z^5 + 332*y^3*z^5 + 384*z^6 - 552*y*z^6 + 240*y^2*z^6 - 96*z^7 + 60*y*z^7)/(36*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)))* G[1 - y, 1, 0, z] + ((((-7*I)/6)*Pi)/(y*z) + (83*y^4 - 195*y^5 + 87*y^6 + 79*y^7 - 54*y^8 + 298*y^3*z - 1184*y^4*z + 1649*y^5*z - 953*y^6*z + 244*y^7*z - 54*y^8*z + 299*y^2*z^2 - 2059*y^3*z^2 + 4636*y^4*z^2 - 4498*y^5*z^2 + 1939*y^6*z^2 - 317*y^7*z^2 + 216*y*z^3 - 1694*y^2*z^3 + 5165*y^3*z^3 - 7077*y^4*z^3 + 4205*y^5*z^3 - 851*y^6*z^3 + 96*z^4 - 1044*y*z^4 + 3447*y^2*z^4 - 5611*y^3*z^4 + 4315*y^4*z^4 - 1167*y^5*z^4 - 384*z^5 + 1896*y*z^5 - 3236*y^2*z^5 + 2683*y^3*z^5 - 887*y^4*z^5 + 576*z^6 - 1584*y*z^6 + 1412*y^2*z^6 - 476*y^3*z^6 - 384*z^7 + 576*y*z^7 - 228*y^2*z^7 + 96*z^8 - 60*y*z^8)/(36*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 1 - y, 0, z] + ((((-14*I)/3)*Pi)/(y*z) + (42*y^4 - 92*y^5 + 50*y^6 + 18*y^7 - 18*y^8 + 306*y^3*z - 884*y^4*z + 830*y^5*z - 252*y^6*z + 18*y^7*z - 18*y^8*z + 255*y^2*z^2 - 1675*y^3*z^2 + 2910*y^4*z^2 - 1952*y^5*z^2 + 570*y^6*z^2 - 108*y^7*z^2 + 96*y*z^3 - 1148*y^2*z^3 + 3510*y^3*z^3 - 4004*y^4*z^3 + 1926*y^5*z^3 - 368*y^6*z^3 + 33*z^4 - 467*y*z^4 + 2105*y^2*z^4 - 3569*y^3*z^4 + 2550*y^4*z^4 - 640*y^5*z^4 - 130*z^5 + 846*y*z^5 - 1886*y^2*z^5 + 1724*y^3*z^5 - 578*y^4*z^5 + 193*z^6 - 695*y*z^6 + 774*y^2*z^6 - 296*y^3*z^6 - 128*z^7 + 240*y*z^7 - 100*y^2*z^7 + 32*z^8 - 20*y*z^8)/ (12*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[-y, 1 - y, 0, z] + (53*G[0, 0, 0, 0, z])/(6*y*z) + ((y^2 - 2*y^3 + y^4 + 6*y*z - 6*y^2*z + 6*z^2 - 12*y*z^2)* G[0, 0, 1, 0, z])/(6*(-1 + y)^2*y^3*z) - (20*G[0, 0, 1 - y, 0, z])/ (3*y*z) + ((-y^2 + 2*y^3 - y^4 + 6*y*z - 6*y^2*z + 6*z^2 - 12*y*z^2)* G[0, 1, 0, 0, z])/(6*(-1 + y)^2*y^3*z) + ((-2*y^2 + 4*y^3 - 2*y^4 + 3*y*z - 3*y^2*z + 3*z^2 - 6*y*z^2)* G[0, 1, 1, 0, z])/(3*(-1 + y)^2*y^3*z) + ((y^2 - 2*y^3 + y^4 - 6*y*z + 6*y^2*z - 6*z^2 + 12*y*z^2)* G[0, 1, 1 - y, 0, z])/(6*(-1 + y)^2*y^3*z) + ((-41 + 82*y - 41*y^2 - 6*z + 6*y*z + 6*z^2)*G[0, 1 - y, 0, 0, z])/ (6*(-1 + y)^2*y*z) + ((5 - 10*y + 5*y^2 - 6*z + 6*y*z + 6*z^2)* G[0, 1 - y, 1, 0, z])/(6*(-1 + y)^2*y*z) + ((-4*y^2 + 8*y^3 - 4*y^4 - 3*y*z + 15*y^2*z - 15*y^3*z - 6*y^4*z + 9*y^5*z - 3*z^2 + 15*y*z^2 - 21*y^2*z^2 + 24*y^3*z^2 - 12*y^4*z^2 + 9*z^3 - 27*y*z^3 + 13*y^2*z^3 - 8*y^3*z^3 + 4*y^4*z^3 - 9*z^4 + 21*y*z^4 - 3*y^2*z^4 + 3*z^5 - 6*y*z^5)*G[0, 1 - y, 1 - y, 0, z])/ (3*(-1 + y)^2*y^3*(-1 + z)^3*z) + ((-4*y^2 + 8*y^3 - 4*y^4 + y*z + 11*y^2*z - 21*y^3*z + 6*y^4*z + 3*y^5*z + z^2 - 5*y*z^2 - 9*y^2*z^2 + 24*y^3*z^2 - 12*y^4*z^2 - 3*z^3 + 9*y*z^3 + y^2*z^3 - 8*y^3*z^3 + 4*y^4*z^3 + 3*z^4 - 7*y*z^4 + y^2*z^4 - z^5 + 2*y*z^5)*G[0, -y, 1 - y, 0, z])/ ((-1 + y)^2*y^3*(-1 + z)^3*z) - (5*G[1, 0, 0, 0, z])/(3*y*z) - G[1, 0, 1, 0, z]/(3*y*z) + ((2*y^2 - 3*y*z - 3*z^2)* G[1, 0, 1 - y, 0, z])/(3*y^3*z) - (4*G[1, 1, 0, 0, z])/(3*y*z) - G[1, 1, 1, 0, z]/(3*y*z) + ((-y - z)*G[1, 1, 1 - y, 0, z])/y^3 + ((2*y^2 - 3*y*z - 3*z^2)*G[1, 1 - y, 0, 0, z])/(3*y^3*z) + ((y^2 - 6*y*z - 6*z^2)*G[1, 1 - y, 1, 0, z])/(6*y^3*z) + ((-y^2 + 6*y*z + 6*z^2)*G[1, 1 - y, 1 - y, 0, z])/(3*y^3*z) - (19*G[1 - y, 0, 0, 0, z])/(3*y*z) + ((5 - 10*y + 5*y^2 - 6*z + 6*y*z + 6*z^2)*G[1 - y, 0, 1, 0, z])/ (6*(-1 + y)^2*y*z) + ((7*y^2 + 6*y*z + 6*z^2)*G[1 - y, 0, 1 - y, 0, z])/(6*y^3*z) + ((1 - 2*y + y^2 - z + y*z + z^2)* G[1 - y, 1, 0, 0, z])/((-1 + y)^2*y*z) + ((5 - 10*y + 5*y^2 - 6*z + 6*y*z + 6*z^2)*G[1 - y, 1, 1, 0, z])/ (6*(-1 + y)^2*y*z) + ((y^2 - 2*y^3 + y^4 - 6*y*z + 3*y^2*z + 24*y^3*z - 39*y^4*z + 18*y^5*z - 6*z^2 + 30*y*z^2 - 15*y^2*z^2 - 6*y^3*z^2 + 3*y^4*z^2 + 18*z^3 - 54*y*z^3 + 17*y^2*z^3 + 2*y^3*z^3 - y^4*z^3 - 18*z^4 + 42*y*z^4 - 6*y^2*z^4 + 6*z^5 - 12*y*z^5)*G[1 - y, 1, 1 - y, 0, z])/(6*(-1 + y)^2*y^3*(-1 + z)^3* z) + ((7*y^2 - 14*y^3 + 7*y^4 + 6*y*z - 6*y^2*z + 6*z^2 - 12*y*z^2)* G[1 - y, 1 - y, 0, 0, z])/(6*(-1 + y)^2*y^3*z) + ((-y^2 + 2*y^3 - y^4 + 6*y*z - 6*y^2*z + 6*z^2 - 12*y*z^2)* G[1 - y, 1 - y, 1, 0, z])/(6*(-1 + y)^2*y^3*z) + ((-y^2 + 2*y^3 - y^4 + 12*y*z - 15*y^2*z - 18*y^3*z + 39*y^4*z - 18*y^5*z + 12*z^2 - 60*y*z^2 + 57*y^2*z^2 - 12*y^3*z^2 - 3*y^4*z^2 - 36*z^3 + 108*y*z^3 - 71*y^2*z^3 + 16*y^3*z^3 + y^4*z^3 + 36*z^4 - 84*y*z^4 + 36*y^2*z^4 - 6*y^3*z^4 - 12*z^5 + 24*y*z^5 - 6*y^2*z^5)*G[1 - y, 1 - y, 1 - y, 0, z])/ (6*(-1 + y)^2*y^3*(-1 + z)^3*z) + ((-10 + 20*y - 10*y^2 + 27*z - 48*y*z + 12*y^2*z + 9*y^3*z - 18*z^2 + 51*y*z^2 - 30*y^2*z^2 - 8*z^3 - 11*y*z^3 + 10*y^2*z^3 + 12*z^4 - 3*y*z^4 - 3*z^5)*G[1 - y, -y, 1 - y, 0, z])/ (3*(-1 + y)^2*y*(-1 + z)^3*z) + ((-2*y^2 - 3*y*z - 3*z^2)* G[-y, 0, 1, 0, z])/(3*y^3*z) + ((4*y^2 - y*z - z^2)* G[-y, 0, 1 - y, 0, z])/(y^3*z) + ((14*y^2 - 3*y*z - 3*z^2)* G[-y, 1 - y, 0, 0, z])/(3*y^3*z) + ((-2*y^2 - 3*y*z - 3*z^2)* G[-y, 1 - y, 1, 0, z])/(3*y^3*z) - G[-y, 1 - y, 1 - y, 0, z]/(y*z) - (2*(10*y^2 - 3*y*z - 3*z^2)*G[-y, -y, 1 - y, 0, z])/(3*y^3*z) + ((((-329*I)/18)*Pi)/(y*z) + (-545*y + 2228*y^2 - 3348*y^3 + 2192*y^4 - 527*y^5 + 3080*y*z - 10636*y^2*z + 13380*y^3*z - 7154*y^4*z + 1330*y^5*z - 36*z^2 - 5448*y*z^2 + 16134*y^2*z^2 - 16433*y^3*z^2 + 6346*y^4*z^2 - 572*y^5*z^2 + 108*z^3 + 3764*y*z^3 - 9608*y^2*z^3 + 7600*y^3*z^3 - 1846*y^4*z^3 - 108*z^4 - 779*y*z^4 + 1846*y^2*z^4 - 968*y^3*z^4 + 36*z^5 - 72*y*z^5 + 36*y^2*z^5)/(36*(-1 + y)^2*y^2* (-1 + z)^2*z*(-1 + y + z)^2))*Zeta[3] + G[0, z]*((((119*I)/72)*Pi^3)/(y*z) + (Pi^2*(3310*y - 6728*y^2 + 3346*y^3 - 16720*y*z + 24957*y^2*z - 7184*y^3*z - 72*z^2 + 29466*y*z^2 - 29520*y^2*z^2 + 3715*y^3*z^2 + 216*z^3 - 22012*y*z^3 + 11291*y^2*z^3 - 216*z^4 + 5956*y*z^4 + 72*z^5))/(432*y^2*(-1 + z)^2*z*(-1 + y + z)^2) + (-2761*y + 4611*y^2 - 939*y^3 - 911*y^4 - 2761*z - 46091*y*z + 106538*y^2*z - 70884*y^3*z + 13198*y^4*z - 52700*z^2 + 273281*y*z^2 - 350107*y^2*z^2 + 139167*y^3*z^2 - 7841*y^4*z^2 + 167802*z^3 - 448592*y*z^3 + 346334*y^2*z^3 - 67344*y^3*z^3 - 166460*z^4 + 276482*y*z^4 - 111822*y^2*z^4 + 54119*z^5 - 52319*y*z^5)/(1296*(-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)) - ((I/108)*Pi*(-589*y + 2037*y^2 - 2307*y^3 + 859*y^4 - 589*z + 8368*y*z - 18022*y^2*z + 12672*y^3*z - 2429*y^4*z + 6655*z^2 - 30844*y*z^2 + 40412*y^2*z^2 - 17712*y^3*z^2 + 1318*y^4*z^2 - 15453*z^3 + 42220*y*z^3 - 33943*y^2*z^3 + 7347*y^3*z^3 + 13297*z^4 - 22894*y*z^4 + 9768*y^2*z^4 - 3910*z^5 + 3739*y*z^5))/((-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)) + (33*Zeta[3])/(2*y*z)) + G[1, z]*(((-1/9*I)*Pi^3)/(y*z) + (Pi^2*(2*y + 26*y^2 + 11*y^3 + 52*y*z - 189*y^2*z + 62*y^3*z - 36*z^2 - 54*y*z^2 + 132*y^2*z^2 + 29*y^3*z^2 + 108*z^3 - 56*y*z^3 + 31*y^2*z^3 - 108*z^4 + 56*y*z^4 + 36*z^5))/(216*y^2*(-1 + z)^2*z*(-1 + y + z)^2) + ((-5*y^2 + 6*y*z + 6*z^2)*Zeta[3])/(6*y^3*z)) + G[1 - y, z]*((((5*I)/18)*Pi^3)/(y*z) + (Pi^2*(31*y^3 - 44*y^4 - 2*y^5 + 18*y^6 + 92*y^2*z - 288*y^3*z + 271*y^4*z - 72*y^5*z + 18*y^6*z + 37*y*z^2 - 444*y^2*z^2 + 871*y^3*z^2 - 554*y^4*z^2 + 109*y^5*z^2 - 12*z^3 - 116*y*z^3 + 807*y^2*z^3 - 990*y^3*z^3 + 289*y^4*z^3 + 60*z^4 + 89*y*z^4 - 588*y^2*z^4 + 339*y^3*z^4 - 108*z^5 + 22*y*z^5 + 133*y^2*z^5 + 84*z^6 - 32*y*z^6 - 24*z^7))/(72*y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2) + ((55*y^2 + 6*y*z - 165*y^2*z - 36*y^3*z + 6*z^2 - 18*y*z^2 + 165*y^2*z^2 - 18*z^3 + 18*y*z^3 - 55*y^2*z^3 + 18*z^4 - 6*y*z^4 - 6*z^5)*Zeta[3])/(6*y^3*(-1 + z)^3*z))) + ((-1249 + 2498*y - 1249*y^2 + 3297*z - 5694*y*z + 1047*y^2*z + 1350*y^3*z - 1947*z^2 + 6144*y*z^2 - 3747*y^2*z^2 - 1451*z^3 - 1148*y*z^3 + 1249*y^2*z^3 + 1800*z^4 - 450*y*z^4 - 450*z^5)*Zeta[5])/ (45*(-1 + y)^2*y*(-1 + z)^3*z)) + (Nc*Nf^2*(((I/108)*Pi^3)/(y*z) + ((I/648)*Pi*(-310 + 301*z))/ (y*(-1 + z)*z) + (5*(-4625 + 3977*z))/(34992*y*(-1 + z)*z) + (Pi^2*(-1345 + 2690*y - 1345*y^2 + 5596*z - 8376*y*z + 2978*y^2*z - 8664*z^2 + 8538*y*z^2 - 1561*y^2*z^2 + 5920*z^3 - 2852*y*z^3 - 1507*z^4))/(7776*y*(-1 + z)^2*z*(-1 + y + z)^2) - (Pi^2*G[1, y])/(72*y*z) - (Pi^2*G[1, z])/(54*y*z) + (5/(27*y*z) + ((I/36)*Pi)/(y*z))*G[0, 0, y] + (((I/36)*Pi)/(y*z) + (40 - 92*z + 49*z^2)/(216*y*(-1 + z)^2*z))* G[0, 0, z] + (((-1/36*I)*Pi)/(y*z) + (-40 + 80*y - 40*y^2 + 92*z - 125*y*z - 49*z^2)/(216*y*z*(-1 + y + z)^2))*G[1, 0, y] + G[1 - y, z]*(Pi^2/(216*y*z) - G[1, 0, y]/(36*y*z)) + G[0, z]*(Pi^2/(48*y*z) - ((I/216)*Pi*(40 - 92*z + 49*z^2))/ (y*(-1 + z)^2*z) + (92 - 92*y - 552*z + 361*y*z + 741*z^2 - 173*y*z^2 - 281*z^3)/(648*y*(-1 + z)^2*z*(-1 + y + z)) - G[0, 0, y]/(36*y*z) + G[1, 0, y]/(36*y*z)) + (((-1/36*I)*Pi)/(y*z) + (-76 + 152*y - 76*y^2 + 268*z - 405*y*z + 104*y^2*z - 357*z^2 + 378*y*z^2 - 40*y^2*z^2 + 214*z^3 - 125*y*z^3 - 49*z^4)/(216*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, z] + G[0, y]*((((-5*I)/27)*Pi)/(y*z) + Pi^2/(48*y*z) + (-92 + 220*y - 128*y^2 + 83*z - 20*y*z)/(648*(-1 + y)*y*z* (-1 + y + z)) + (((I/36)*Pi)/(y*z) + (40 - 80*y + 40*y^2 - 92*z + 125*y*z + 49*z^2)/(216*y*z*(-1 + y + z)^2))*G[0, z] - G[0, 0, z]/(36*y*z) + G[1 - y, 0, z]/(36*y*z)) - G[0, 0, 0, y]/(36*y*z) - G[0, 0, 0, z]/(36*y*z) - G[0, 1, 0, y]/(12*y*z) - G[0, 1, 0, z]/(12*y*z) + G[1, 0, 0, y]/(36*y*z) + G[1, 0, 0, z]/(36*y*z) + G[1, 1, 0, y]/(12*y*z) + G[1, 1, 0, z]/(9*y*z) - G[1 - y, 1, 0, z]/(36*y*z) - (17*Zeta[3])/(162*y*z)) + Nc^2*Nf*((1001*Pi^4)/(4320*y*z) - ((I/144)*Pi*(-2929 + 2529*z))/ (y*(-1 + z)*z) + (-3178535 + 3178535*y + 2402555*z - 2408387*y*z + 5832*z^2)/(139968*(-1 + y)*y*(-1 + z)*z) + ((I/1296)*Pi^3*(1645 - 3290*y + 1645*y^2 - 6940*z + 10572*y*z - 4154*y^2*z + 10860*z^2 - 10842*y*z^2 + 2293*y^2*z^2 - 7480*z^3 + 3560*y*z^3 + 1915*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(-212485*y + 633891*y^2 - 630327*y^3 + 208921*y^4 - 212485*z + 1482913*y*z - 2765113*y^2*z + 1948329*y^3*z - 453644*y^4*z + 845134*z^2 - 3399760*y*z^2 + 4300028*y^2*z^2 - 1977327*y^3*z^2 + 234517*y^4*z^2 - 1261086*z^3 + 3393442*y*z^3 - 2794273*y^2*z^3 + 659325*y^3*z^3 + 836710*z^4 - 1474975*y*z^4 + 635673*y^2*z^4 - 208273*z^5 + 210865*y*z^5))/(23328*(-1 + y)*y*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)) - (Pi^2*G[0, 1, y])/(4*y*z) - (2*Pi^2*G[0, 1, z])/(9*y*z) + G[0, 1 - y, z]*((5*Pi^2)/(36*y*z) - (5*G[1, 0, y])/(6*y*z)) + G[0, 0, z]*((25*Pi^2)/(72*y*z) - ((I/36)*Pi*(212 - 484*z + 257*z^2))/(y*(-1 + z)^2*z) + (200 - 200*y - 1045*z + 758*y*z + 1369*z^2 - 416*y*z^2 - 524*z^3)/ (36*y*(-1 + z)^2*z*(-1 + y + z)) + G[1, 0, y]/(y*z)) + ((-35*Pi^2)/(72*y*z) + ((I/36)*Pi*(260 - 520*y + 260*y^2 - 980*z + 1443*y*z - 376*y^2*z + 1395*z^2 - 1398*y*z^2 + 152*y^2*z^2 - 890*z^3 + 475*y*z^3 + 215*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (2731*y - 5588*y^2 + 2857*y^3 + 2947*z - 16338*y*z + 17902*y^2*z - 3500*y^3*z - 11398*z^2 + 30876*y*z^2 - 17834*y^2*z^2 + 1210*y^3*z^2 + 16479*z^3 - 24670*y*z^3 + 6087*y^2*z^3 - 10552*z^4 + 7401*y*z^4 + 2524*z^5)/(216*y*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)))*G[1, 0, z] + (Pi^2*G[1, 1, y])/(6*y*z) - (Pi^2*G[1, 1, z])/(18*y*z) + (Pi^2*G[1, 1 - y, z])/(36*y*z) + G[0, 0, y]*((((-53*I)/9)*Pi)/(y*z) + (25*Pi^2)/(72*y*z) + (200 - 436*y + 236*y^2 - 382*z + 570*y*z - 239*y^2*z + 182*z^2 - 131*y*z^2)/(36*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)) - (2*G[0, 0, z])/(3*y*z) - G[1, 0, z]/(6*y*z) + (7*G[1 - y, 0, z])/ (6*y*z)) + (Pi^2*G[1 - y, 1, z])/(6*y*z) + (Pi^2*G[1 - y, 1 - y, z])/(36*y*z) - (Pi^2*G[-y, 1 - y, z])/(6*y*z) + G[1, 0, y]*((-35*Pi^2)/(72*y*z) + ((I/36)*Pi*(152 - 304*y + 152*y^2 - 388*z + 475*y*z + 215*z^2))/(y*z*(-1 + y + z)^2) + (1102*y - 3396*y^2 + 3486*y^3 - 1192*y^4 + 886*z - 8112*y*z + 15607*y^2*z - 9591*y^3*z + 1210*y^4*z - 4932*z^2 + 18619*y*z^2 - 19630*y^2*z^2 + 6087*y^3*z^2 + 6714*z^3 - 14115*y*z^3 + 7401*y^2*z^3 - 2668*z^4 + 2524*y*z^4)/(216*(-1 + y)*y*(-1 + z)*z* (-1 + y + z)^2*(y + z)) + G[1, 0, z]/(6*y*z) - G[1, 1 - y, z]/(6*y*z) - G[1 - y, 1 - y, z]/(6*y*z) - G[-y, 0, z]/(y*z) + G[-y, 1 - y, z]/(y*z)) + (191/(36*y*z) + (((2*I)/3)*Pi)/(y*z))*G[0, 0, 0, y] + ((((2*I)/3)*Pi)/(y*z) + (191 - 430*z + 227*z^2)/(36*y*(-1 + z)^2*z))* G[0, 0, 0, z] + ((I*Pi)/(y*z) + (-47*y^2 + 94*y^3 - 38*y^4 + 14*y*z + 220*y^2*z - 361*y^3*z + 64*y^4*z + 25*z^2 + 14*y*z^2 - 551*y^2*z^2 + 422*y^3*z^2 - 29*y^4*z^2 - 40*z^3 - 207*y*z^3 + 630*y^2*z^3 - 161*y^3*z^3 - 15*z^4 + 322*y*z^4 - 255*y^2*z^4 + 50*z^5 - 143*y*z^5 - 20*z^6)/(36*y*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2))*G[0, 1, 0, y] + ((I*Pi)/(y*z) + (-65*y^2 + 130*y^3 - 65*y^4 - 22*y*z + 352*y^2*z - 445*y^3*z + 70*y^4*z + 7*z^2 + 170*y*z^2 - 695*y^2*z^2 + 410*y^3*z^2 - 20*y^4*z^2 + 20*z^3 - 351*y*z^3 + 594*y^2*z^3 - 125*y^3*z^3 - 72*z^4 + 310*y*z^4 - 201*y^2*z^4 + 56*z^5 - 107*y*z^5 - 11*z^6)/(36*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 0, z] + ((((-5*I)/6)*Pi)/(y*z) + (-161 + 322*y - 161*y^2 + 406*z - 493*y*z - 224*z^2)/ (36*y*z*(-1 + y + z)^2))*G[1, 0, 0, y] + ((((-5*I)/6)*Pi)/(y*z) + (-269 + 538*y - 269*y^2 + 992*z - 1449*y*z + 370*y^2*z - 1383*z^2 + 1368*y*z^2 - 143*y^2*z^2 + 866*z^3 - 457*y*z^3 - 206*z^4)/(36*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, 0, z] + ((((-5*I)/6)*Pi)/(y*z) + (8*y^2 - 16*y^3 + 8*y^4 + 124*y*z - 112*y^2*z + 67*y^3*z - 4*y^4*z + 80*z^2 - 320*y*z^2 + 236*y^2*z^2 - 68*y^3*z^2 - y^4*z^2 - 152*z^3 + 267*y*z^3 - 168*y^2*z^3 + 23*y^3*z^3 + 54*z^4 - 76*y*z^4 + 39*y^2*z^4 + 28*z^5 + 5*y*z^5 - 10*z^6)/ (36*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))*G[1, 1, 0, y] + G[-y, z]*(G[0, 1, 0, y]/(y*z) + G[1, 1, 0, y]/(y*z)) + (((-2*I)*Pi)/(y*z) + (-23 + 46*y - 20*y^2 + 100*z - 142*y*z + 36*y^2*z - 160*z^2 + 148*y*z^2 - 17*y^2*z^2 + 112*z^3 - 52*y*z^3 - 29*z^4)/(6*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1, 0, z] + ((((7*I)/6)*Pi)/(y*z) + (110*y^2 - 220*y^3 + 110*y^4 + 328*y*z - 1072*y^2*z + 991*y^3*z - 208*y^4*z + 182*z^2 - 1628*y*z^2 + 2750*y^2*z^2 - 1304*y^3*z^2 + 101*y^4*z^2 - 704*z^3 + 2931*y*z^3 - 2724*y^2*z^3 + 539*y^3*z^3 + 1026*z^4 - 2296*y*z^4 + 939*y^2*z^4 - 668*z^5 + 665*y*z^5 + 164*z^6)/(36*y*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2))*G[1 - y, 1, 0, z] - (2*G[0, 0, 0, 0, y])/(3*y*z) - (2*G[0, 0, 0, 0, z])/(3*y*z) - G[0, 0, 1, 0, y]/(3*y*z) - (4*G[0, 0, 1, 0, z])/(3*y*z) - (7*G[0, 1, 0, 0, y])/(6*y*z) - (7*G[0, 1, 0, 0, z])/(6*y*z) + (3*G[0, 1, 1, 0, y])/(2*y*z) + (4*G[0, 1, 1, 0, z])/(3*y*z) - (5*G[0, 1 - y, 1, 0, z])/(6*y*z) + (2*G[1, 0, 0, 0, y])/(3*y*z) + (2*G[1, 0, 0, 0, z])/(3*y*z) - G[1, 0, 1, 0, y]/(6*y*z) + (5*G[1, 0, 1, 0, z])/(6*y*z) + (7*G[1, 1, 0, 0, y])/(6*y*z) + (7*G[1, 1, 0, 0, z])/(3*y*z) - G[1, 1, 1, 0, y]/(y*z) + G[1, 1, 1, 0, z]/(3*y*z) - G[1, 1 - y, 1, 0, z]/(6*y*z) - G[1 - y, 0, 1, 0, z]/(y*z) - (7*G[1 - y, 1, 0, 0, z])/(6*y*z) - G[1 - y, 1, 1, 0, z]/(y*z) - G[1 - y, 1 - y, 1, 0, z]/(6*y*z) + G[-y, 0, 1, 0, z]/(y*z) + G[-y, 1 - y, 1, 0, z]/(y*z) + ((((41*I)/9)*Pi)/(y*z) + (2224 - 4448*y + 2062*y^2 - 11164*z + 15612*y*z - 4448*y^2*z + 19257*z^2 - 17718*y*z^2 + 2305*y^2*z^2 - 13918*z^3 + 6554*y*z^3 + 3601*z^4)/(324*y*(-1 + z)^2*z*(-1 + y + z)^2))*Zeta[3] + G[0, z]*((((-5*I)/72)*Pi^3)/(y*z) + ((I/108)*Pi*(-748 + 748*y + 3561*z - 2552*y*z - 4533*z^2 + 1396*y*z^2 + 1720*z^3))/(y*(-1 + z)^2*z*(-1 + y + z)) + (-1257 + 1257*y + 13873*z - 10378*y*z - 21448*z^2 + 5682*y*z^2 + 8832*z^3)/(432*y*(-1 + z)^2*z*(-1 + y + z)) + (Pi^2*(-4355 + 8710*y - 4355*y^2 + 18896*z - 28380*y*z + 9970*y^2*z - 30081*z^2 + 30000*y*z^2 - 5300*y^2*z^2 + 20894*z^3 - 10330*y*z^3 - 5354*z^4))/(1296*y*(-1 + z)^2*z*(-1 + y + z)^2) - (Pi^2*G[1, y])/(12*y*z) + ((((2*I)/3)*Pi)/(y*z) + (191 - 382*y + 191*y^2 - 836*z + 1293*y*z - 370*y^2*z + 1344*z^2 - 1446*y*z^2 + 182*y^2*z^2 - 944*z^3 + 535*y*z^3 + 245*z^4)/ (36*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 0, y] + (((-I)*Pi)/(y*z) + (-131*y^2 + 262*y^3 - 131*y^4 - 370*y*z + 1216*y^2*z - 1177*y^3*z + 250*y^4*z - 203*z^2 + 1790*y*z^2 - 3137*y^2*z^2 + 1550*y^3*z^2 - 122*y^4*z^2 + 764*z^3 - 3231*y*z^3 + 3150*y^2*z^3 - 641*y^3*z^3 - 1104*z^4 + 2578*y*z^4 - 1101*y^2*z^4 + 728*z^5 - 767*y*z^5 - 185*z^6)/ (36*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))*G[1, 0, y] - (2*G[0, 0, 0, y])/(3*y*z) - (2*G[0, 1, 0, y])/(3*y*z) + (5*G[1, 0, 0, y])/(6*y*z) + G[1, 1, 0, y]/(2*y*z) - (34*Zeta[3])/(9*y*z)) + G[0, y]*((((-5*I)/72)*Pi^3)/(y*z) + ((I/108)*Pi*(-748 + 1604*y - 856*y^2 + 1442*z - 2154*y*z + 865*y^2*z - 694*z^2 + 541*y*z^2))/((-1 + y)*y*(-1 + z)*z* (-1 + y + z)) + (419 - 1521*y + 1785*y^2 - 683*y^3 - 492*z + 1131*y*z - 1274*y^2*z + 635*y^3*z + 79*z^2 + 342*y*z^2 - 415*y^2*z^2 - 6*z^3)/(144*(-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)) + (Pi^2*(-4355 + 8710*y - 4301*y^2 + 17636*z - 26184*y*z + 8818*y^2*z - 26724*z^2 + 26130*y*z^2 - 4463*y^2*z^2 + 17960*z^3 - 8656*y*z^3 - 4517*z^4))/(1296*y*(-1 + z)^2*z*(-1 + y + z)^2) + ((25*Pi^2)/(72*y*z) - ((I/36)*Pi*(212 - 424*y + 212*y^2 - 920*z + 1419*y*z - 412*y^2*z + 1470*z^2 - 1572*y*z^2 + 203*y^2*z^2 - 1028*z^3 + 577*y*z^3 + 266*z^4))/(y*(-1 + z)^2*z* (-1 + y + z)^2) + (400*y - 1260*y^2 + 1320*y^3 - 460*y^4 + 400*z - 3570*y*z + 7245*y^2*z - 5073*y^3*z + 998*y^4*z - 2382*z^2 + 10405*y*z^2 - 13551*y^2*z^2 + 6078*y^3*z^2 - 502*y^4*z^2 + 4552*z^3 - 12568*y*z^3 + 10293*y^2*z^3 - 2325*y^3*z^3 - 3558*z^4 + 6273*y*z^4 - 2763*y^2*z^4 + 988*z^5 - 940*y*z^5)/(72*(-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)))* G[0, z] - (Pi^2*G[1, z])/(12*y*z) + ((((2*I)/3)*Pi)/(y*z) + (191 - 382*y + 191*y^2 - 824*z + 1269*y*z - 358*y^2*z + 1311*z^2 - 1404*y*z^2 + 173*y^2*z^2 - 914*z^3 + 517*y*z^3 + 236*z^4)/ (36*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 0, z] + (((I/6)*Pi)/(y*z) + (-13 + 26*y - 16*y^2 + 48*z - 74*y*z + 24*y^2*z - 67*z^2 + 74*y*z^2 - 10*y^2*z^2 + 42*z^3 - 26*y*z^3 - 10*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 0, z] + ((((-7*I)/6)*Pi)/(y*z) + (-110*y^2 + 220*y^3 - 110*y^4 - 328*y*z + 1072*y^2*z - 991*y^3*z + 208*y^4*z - 182*z^2 + 1628*y*z^2 - 2750*y^2*z^2 + 1304*y^3*z^2 - 101*y^4*z^2 + 704*z^3 - 2931*y*z^3 + 2724*y^2*z^3 - 539*y^3*z^3 - 1026*z^4 + 2296*y*z^4 - 939*y^2*z^4 + 668*z^5 - 665*y*z^5 - 164*z^6)/ (36*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))*G[1 - y, 0, z] - (2*G[0, 0, 0, z])/(3*y*z) - G[0, 1, 0, z]/(2*y*z) + (5*G[0, 1 - y, 0, z])/(6*y*z) - G[1, 0, 0, z]/(3*y*z) + G[1, 1, 0, z]/(3*y*z) + G[1, 1 - y, 0, z]/(6*y*z) + (7*G[1 - y, 0, 0, z])/(6*y*z) - G[1 - y, 1, 0, z]/(6*y*z) + G[1 - y, 1 - y, 0, z]/(6*y*z) - G[-y, 1 - y, 0, z]/(y*z) - (34*Zeta[3])/(9*y*z)) + G[1, z]*(((I/3)*Pi^3)/(y*z) + (Pi^2*(23 - 46*y + 20*y^2 - 100*z + 142*y*z - 36*y^2*z + 160*z^2 - 148*y*z^2 + 17*y^2*z^2 - 112*z^3 + 52*y*z^3 + 29*z^4))/ (36*y*(-1 + z)^2*z*(-1 + y + z)^2) + G[0, 1, 0, y]/(6*y*z) - G[1, 1, 0, y]/(6*y*z) + Zeta[3]/(2*y*z)) + G[1 - y, z]*((((-7*I)/36)*Pi^3)/(y*z) + (Pi^2*(-110*y^2 + 220*y^3 - 110*y^4 - 328*y*z + 1072*y^2*z - 991*y^3*z + 208*y^4*z - 182*z^2 + 1628*y*z^2 - 2750*y^2*z^2 + 1304*y^3*z^2 - 101*y^4*z^2 + 704*z^3 - 2931*y*z^3 + 2724*y^2*z^3 - 539*y^3*z^3 - 1026*z^4 + 2296*y*z^4 - 939*y^2*z^4 + 668*z^5 - 665*y*z^5 - 164*z^6))/ (216*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + ((((7*I)/6)*Pi)/(y*z) + (110*y^2 - 220*y^3 + 110*y^4 + 328*y*z - 1072*y^2*z + 991*y^3*z - 208*y^4*z + 182*z^2 - 1628*y*z^2 + 2750*y^2*z^2 - 1304*y^3*z^2 + 101*y^4*z^2 - 704*z^3 + 2931*y*z^3 - 2724*y^2*z^3 + 539*y^3*z^3 + 1026*z^4 - 2296*y*z^4 + 939*y^2*z^4 - 668*z^5 + 665*y*z^5 + 164*z^6)/ (36*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))*G[1, 0, y] - G[0, 1, 0, y]/(y*z) - (7*G[1, 0, 0, y])/(6*y*z) - (7*G[1, 1, 0, y])/(6*y*z) + (2*Zeta[3])/(y*z)) + G[1, y]*((((5*I)/36)*Pi^3)/(y*z) + (Pi^2*(-8*y^2 + 16*y^3 - 8*y^4 - 124*y*z + 112*y^2*z - 67*y^3*z + 4*y^4*z - 80*z^2 + 320*y*z^2 - 236*y^2*z^2 + 68*y^3*z^2 + y^4*z^2 + 152*z^3 - 267*y*z^3 + 168*y^2*z^3 - 23*y^3*z^3 - 54*z^4 + 76*y*z^4 - 39*y^2*z^4 - 28*z^5 - 5*y*z^5 + 10*z^6))/(216*y*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2) + (Pi^2*G[1, z])/(36*y*z) + (7*Pi^2*G[1 - y, z])/ (36*y*z) - (Pi^2*G[-y, z])/(6*y*z) + (5*Zeta[3])/(2*y*z))) + Nc^3*((((-1697*I)/2160)*Pi^5)/(y*z) + (8161621 - 8161621*y - 6612982*z + 6811270*y*z - 198288*z^2)/(139968*(-1 + y)*y*(-1 + z)*z) + ((I/5184)*Pi*(158005 - 158005*y - 163765*z + 167653*y*z - 3888*z^2))/ ((-1 + y)*y*(-1 + z)*z) + ((I/2592)*Pi^3*(28009 - 55370*y + 27361*y^2 - 94468*z + 143160*y*z - 44570*y^2*z + 117312*z^2 - 121074*y*z^2 + 17317*y^2*z^2 - 63256*z^3 + 33284*y*z^3 + 12403*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(-112253*y + 333519*y^2 - 330279*y^3 + 109013*y^4 - 112253*z + 551870*y*z - 728804*y^2*z + 220608*y^3*z + 68579*y^4*z + 229043*z^2 - 424178*y*z^2 - 117710*y^2*z^2 + 460683*y^3*z^2 - 153346*y^4*z^2 - 36345*z^3 - 384040*y*z^3 + 776905*y^2*z^3 - 351012*y^3*z^3 - 165427*z^4 + 459091*y*z^4 - 288156*y^2*z^4 + 84982*z^5 - 90490*y*z^5))/(23328*(-1 + y)*y*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)) + (Pi^4*(-3843 + 15264*y - 22761*y^2 + 15102*y^3 - 3762*y^4 + 21978*z - 81190*y*z + 111442*y^2*z - 67274*y^3*z + 15044*y^4*z - 52515*z^2 + 178212*y*z^2 - 221092*y^2*z^2 + 117944*y^3*z^2 - 22525*y^4*z^2 + 67140*z^3 - 206490*y*z^3 + 225902*y^2*z^3 - 101758*y^3*z^3 + 15110*y^4*z^3 - 48465*z^4 + 132850*y*z^4 - 123188*y^2*z^4 + 42742*y^3*z^4 - 3795*y^4*z^4 + 18738*z^5 - 44808*y*z^5 + 32874*y^2*z^5 - 6900*y^3*z^5 - 3033*z^6 + 6162*y*z^6 - 3105*y^2*z^6))/ (720*(-1 + y)^2*y*(-1 + z)^4*z*(-1 + y + z)^2) + ((((91*I)/12)*Pi)/(y*z) - (433*Pi^2)/(24*y*z) + (856 - 1712*y + 856*y^2 - 1910*z + 2658*y*z - 901*y^2*z + 1054*z^2 - 901*y*z^2)/(36*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)))* G[0, 0, 0, y] + ((-433*Pi^2)/(24*y*z) + ((I/12)*Pi*(91 - 794*z + 550*z^2))/(y*(-1 + z)^2*z) + (1712 - 1712*y - 1794*z - 224*y*z - 1239*z^2 + 1321*y*z^2 + 1321*z^3)/(72*y*(-1 + z)^2*z*(-1 + y + z)))*G[0, 0, 0, z] - (37*Pi^2*G[0, 0, 1, y])/(12*y*z) - (4*Pi^2*G[0, 0, 1, z])/(3*y*z) - (29*Pi^2*G[0, 0, 1 - y, z])/(12*y*z) + ((29*Pi^2)/(4*y*z) - ((I/4)*Pi*(13 - 50*y + 31*y^2 - 148*z + 246*y*z - 86*y^2*z + 342*z^2 - 330*y*z^2 + 49*y^2*z^2 - 292*z^3 + 134*y*z^3 + 85*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (-1066*y^3 + 2712*y^4 - 2298*y^5 + 652*y^6 - 1646*y^2*z + 6784*y^3*z - 9640*y^4*z + 5368*y^5*z - 866*y^6*z - 1102*y*z^2 + 6188*y^2*z^2 - 12029*y^3*z^2 + 9911*y^4*z^2 - 3386*y^5*z^2 + 274*y^6*z^2 - 324*z^3 + 3286*y*z^3 - 6904*y^2*z^3 + 5796*y^3*z^3 - 2230*y^4*z^3 + 376*y^5*z^3 + 972*z^4 - 2991*y*z^4 + 1007*y^2*z^4 + 2113*y^3*z^4 - 813*y^4*z^4 - 972*z^5 + 532*y*z^5 + 2098*y^2*z^5 - 1658*y^3*z^5 + 324*z^6 + 275*y*z^6 - 743*y^2*z^6)/ (72*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 0, y] + ((95*Pi^2)/(12*y*z) - ((I/4)*Pi*(13 - 26*y + 13*y^2 - 172*z + 258*y*z - 98*y^2*z + 408*z^2 - 402*y*z^2 + 67*y^2*z^2 - 352*z^3 + 170*y*z^3 + 103*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (1219*y^3 - 3567*y^4 + 3477*y^5 - 1129*y^6 + 1952*y^2*z - 9689*y^3*z + 15547*y^4*z - 9547*y^5*z + 1737*y^6*z + 1255*y*z^2 - 9019*y^2*z^2 + 20703*y^3*z^2 - 19113*y^4*z^2 + 6588*y^5*z^2 - 306*y^6*z^2 + 324*z^3 - 4661*y*z^3 + 12219*y^2*z^3 - 11081*y^3*z^3 + 2199*y^4*z^3 + 1086*y^5*z^3 - 194*y^6*z^3 - 1368*z^4 + 5746*y*z^4 - 1092*y^2*z^4 - 10453*y^3*z^4 + 8447*y^4*z^4 - 1496*y^5*z^4 + 2160*z^5 - 1822*y*z^5 - 9224*y^2*z^5 + 12723*y^3*z^5 - 3621*y^4*z^5 - 1512*z^6 - 1225*y*z^6 + 6375*y^2*z^6 - 3530*y^3*z^6 + 396*z^7 + 707*y*z^7 - 1211*y^2*z^7)/(72*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2* (y + z)^2))*G[0, 1, 0, z] + (19*Pi^2*G[0, 1, 1, y])/(12*y*z) + (Pi^2*G[0, 1, 1, z])/(3*y*z) + (7*Pi^2*G[0, 1, 1 - y, z])/(12*y*z) - (7*Pi^2*G[0, 1 - y, 0, z])/(6*y*z) - (Pi^2*G[0, 1 - y, 1, z])/ (2*y*z) + (7*Pi^2*G[0, 1 - y, 1 - y, z])/(6*y*z) + (5*Pi^2*G[0, -y, 1 - y, z])/(6*y*z) + ((145*Pi^2)/(12*y*z) - ((I/12)*Pi*(53 - 106*y + 53*y^2 - 322*z + 268*y*z + 215*z^2))/(y*z*(-1 + y + z)^2) + (1346 - 4146*y + 4254*y^2 - 1454*y^3 - 3450*z + 9149*y*z - 7225*y^2*z + 1526*y^3*z + 2991*z^2 - 5638*y*z^2 + 2827*y^2*z^2 - 887*z^3 + 707*y*z^3)/(72*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)^2))* G[1, 0, 0, y] + ((73*Pi^2)/(6*y*z) - ((I/12)*Pi*(53 - 106*y + 53*y^2 - 572*z + 768*y*z - 250*y^2*z + 1308*z^2 - 1146*y*z^2 + 161*y^2*z^2 - 1112*z^3 + 484*y*z^3 + 323*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (-2264*y + 4456*y^2 - 2192*y^3 + 8236*y*z - 13507*y^2*z + 4620*y^3*z - 360*z^2 - 10247*y*z^2 + 14529*y^2*z^2 - 3198*y^3*z^2 + 1440*z^3 + 3965*y*z^3 - 6217*y^2*z^3 + 662*y^3*z^3 - 2160*z^4 + 1187*y*z^4 + 739*y^2*z^4 + 1440*z^5 - 877*y*z^5 - 360*z^6)/(72*y^2*(-1 + z)^3*z*(-1 + y + z)^2))* G[1, 0, 0, z] + (23*Pi^2*G[1, 0, 1, y])/(12*y*z) + (Pi^2*G[1, 0, 1, z])/(3*y*z) + (3*Pi^2*G[1, 0, 1 - y, z])/(4*y*z) + ((-41*Pi^2)/(12*y*z) + ((I/12)*Pi*(55 - 110*y + 55*y^2 - 364*z + 528*y*z - 182*y^2*z + 726*z^2 - 690*y*z^2 + 109*y^2*z^2 - 580*z^3 + 272*y*z^3 + 163*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (322*y^3 - 1038*y^4 + 1110*y^5 - 394*y^6 + 1130*y^2*z - 2686*y^3*z + 2779*y^4*z - 1555*y^5*z + 332*y^6*z + 286*y*z^2 - 746*y^2*z^2 - 931*y^3*z^2 + 2245*y^4*z^2 - 748*y^5*z^2 + 2*y^6*z^2 - 324*z^3 + 2828*y*z^3 - 10565*y^2*z^3 + 15159*y^3*z^3 - 8231*y^4*z^3 + 1133*y^5*z^3 + 1728*z^4 - 10971*y*z^4 + 22465*y^2*z^4 - 17743*y^3*z^4 + 4305*y^4*z^4 - 3204*z^5 + 13034*y*z^5 - 15769*y^2*z^5 + 5939*y^3*z^5 + 2520*z^6 - 5897*y*z^6 + 3485*y^2*z^6 - 720*z^7 + 720*y*z^7)/(72*(-1 + y)*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[1, 1, 0, y] + G[0, -y, z]*((-5*G[0, 1, 0, y])/(y*z) - (5*G[1, 1, 0, y])/(y*z)) + G[1 - y, -y, z]*((-4*G[0, 1, 0, y])/(y*z) - (4*G[1, 1, 0, y])/(y*z)) + G[-y, 0, z]*((-4*G[0, 1, 0, y])/(y*z) + (6*G[1, 0, 0, y])/(y*z) - (3*G[1, 1, 0, y])/(y*z)) + G[-y, -y, z]*((8*G[0, 1, 0, y])/(y*z) + (8*G[1, 1, 0, y])/(y*z)) + (Pi^2/(3*y*z) + (I*Pi*(11 - 10*y + 2*y^2 - 44*z + 48*y*z - 16*y^2*z + 66*z^2 - 60*y*z^2 + 11*y^2*z^2 - 44*z^3 + 22*y*z^3 + 11*z^4))/ (y*(-1 + z)^2*z*(-1 + y + z)^2) + (623*y - 742*y^2 + 191*y^3 - 2648*y*z + 3051*y^2*z - 862*y^3*z + 180*z^2 + 3879*y*z^2 - 3546*y^2*z^2 + 506*y^3*z^2 - 540*z^3 - 2306*y*z^3 + 1237*y^2*z^3 + 540*z^4 + 452*y*z^4 - 180*z^5)/(36*y^2*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 1, 0, z] - (2*Pi^2*G[1, 1, 1, y])/(3*y*z) + (2*Pi^2*G[1, 1, 1, z])/(3*y*z) - (Pi^2*G[1, 1, 1 - y, z])/(3*y*z) + (3*Pi^2*G[1, 1 - y, 0, z])/(4*y*z) - (Pi^2*G[1, 1 - y, 1, z])/ (6*y*z) - (2*Pi^2*G[1, 1 - y, 1 - y, z])/(3*y*z) - (Pi^2*G[1 - y, 0, 0, z])/(12*y*z) - (Pi^2*G[1 - y, 0, 1, z])/(2*y*z) + (2*Pi^2*G[1 - y, 0, 1 - y, z])/(3*y*z) + ((-14*Pi^2)/(3*y*z) - ((I/12)*Pi*(77 - 154*y + 77*y^2 - 164*z + 264*y*z - 82*y^2*z + 66*z^2 - 102*y*z^2 + 23*y^2*z^2 + 52*z^3 - 8*y*z^3 - 31*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (1262*y^3 - 3858*y^4 + 3930*y^5 - 1334*y^6 + 3010*y^2*z - 13022*y^3*z + 19565*y^4*z - 11765*y^5*z + 2212*y^6*z + 1226*y*z^2 - 12994*y^2*z^2 + 32341*y^3*z^2 - 30739*y^4*z^2 + 11212*y^5*z^2 - 938*y^6*z^2 - 324*z^3 - 1940*y*z^3 + 16973*y^2*z^3 - 29931*y^3*z^3 + 18659*y^4*z^3 - 3437*y^5*z^3 + 1692*z^4 - 2667*y*z^4 - 4939*y^2*z^4 + 9265*y^3*z^4 - 3567*y^4*z^4 - 3132*z^5 + 6970*y*z^5 - 3983*y^2*z^5 + 145*y^3*z^5 + 2484*z^6 - 4309*y*z^6 + 1933*y^2*z^6 - 720*z^7 + 720*y*z^7)/(72*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2))*G[1 - y, 1, 0, z] - (Pi^2*G[1 - y, 1, 1, z])/(6*y*z) - (Pi^2*G[1 - y, 1, 1 - y, z])/(6*y*z) + (Pi^2*G[1 - y, 1 - y, 0, z])/ (6*y*z) + (Pi^2*G[1 - y, 1 - y, 1, z])/(3*y*z) - (Pi^2*G[1 - y, 1 - y, 1 - y, z])/(6*y*z) + (2*Pi^2*G[1 - y, -y, 1 - y, z])/(3*y*z) + (Pi^2*G[-y, 0, 1, z])/ (3*y*z) + (5*Pi^2*G[-y, 0, 1 - y, z])/(6*y*z) + (Pi^2*G[-y, 1 - y, 0, z])/(2*y*z) + (Pi^2*G[-y, 1 - y, 1, z])/ (3*y*z) - (Pi^2*G[-y, 1 - y, 1 - y, z])/(3*y*z) - (4*Pi^2*G[-y, -y, 1 - y, z])/(3*y*z) + (-37/(12*y*z) - ((33*I)*Pi)/(y*z))*G[0, 0, 0, 0, y] + (((-33*I)*Pi)/(y*z) + (-37 + 650*z - 469*z^2)/(12*y*(-1 + z)^2*z))* G[0, 0, 0, 0, z] + ((((51*I)/2)*Pi)/(y*z) + (67*y^2 - 340*y^3 + 600*y^4 - 448*y^5 + 121*y^6 - 580*y^2*z + 2117*y^3*z - 2796*y^4*z + 1573*y^5*z - 314*y^6*z - 54*z^2 + 216*y*z^2 + 945*y^2*z^2 - 3606*y^3*z^2 + 3904*y^4*z^2 - 1586*y^5*z^2 + 175*y^6*z^2 + 228*z^3 - 780*y*z^3 - 82*y^2*z^3 + 2149*y^3*z^3 - 2000*y^4*z^3 + 497*y^5*z^3 - 354*z^4 + 1032*y*z^4 - 746*y^2*z^4 - 212*y^3*z^4 + 274*y^4*z^4 + 240*z^5 - 588*y*z^5 + 456*y^2*z^5 - 108*y^3*z^5 - 60*z^6 + 120*y*z^6 - 60*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 0, 1, 0, y] + ((((39*I)/2)*Pi)/(y*z) + (43*y^2 - 86*y^3 + 43*y^4 - 642*y^2*z + 973*y^3*z - 376*y^4*z + 54*z^2 - 108*y*z^2 + 2514*y^2*z^2 - 2912*y^3*z^2 + 810*y^4*z^2 - 336*z^3 + 540*y*z^3 - 4496*y^2*z^3 + 3806*y^3*z^3 - 700*y^4*z^3 + 864*z^4 - 1080*y*z^4 + 4179*y^2*z^4 - 2314*y^3*z^4 + 205*y^4*z^4 - 1176*z^5 + 1080*y*z^5 - 1974*y^2*z^5 + 533*y^3*z^5 + 894*z^6 - 540*y*z^6 + 376*y^2*z^6 - 360*z^7 + 108*y*z^7 + 60*z^8)/(12*y^3*(-1 + z)^4*z* (-1 + y + z)^2))*G[0, 0, 1, 0, z] + (((21*I)*Pi)/(y*z) + (16 - 100*y + 195*y^2 - 154*y^3 + 43*y^4 - 220*z + 767*y*z - 990*y^2*z + 553*y^3*z - 110*y^4*z + 525*z^2 - 1476*y*z^2 + 1465*y^2*z^2 - 572*y^3*z^2 + 61*y^4*z^2 - 454*z^3 + 1063*y*z^3 - 800*y^2*z^3 + 185*y^3*z^3 + 133*z^4 - 254*y*z^4 + 124*y^2*z^4)/(6*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1, 0, 0, y] + (((21*I)*Pi)/(y*z) + (16 - 32*y + 16*y^2 - 336*z + 541*y*z - 226*y^2*z + 1380*z^2 - 1772*y*z^2 + 546*y^2*z^2 - 2480*z^3 + 2366*y*z^3 - 460*y^2*z^3 + 2280*z^4 - 1432*y*z^4 + 133*y^2*z^4 - 1056*z^5 + 329*y*z^5 + 196*z^6)/(6*y*(-1 + z)^4*z* (-1 + y + z)^2))*G[0, 1, 0, 0, z] + (((-12*I)*Pi)/(y*z) + (-21*y^2 + 58*y^3 - 33*y^4 + 180*y^2*z - 286*y^3*z + 102*y^4*z - 18*z^2 + 36*y*z^2 - 405*y^2*z^2 + 380*y^3*z^2 - 60*y^4*z^2 + 76*z^3 - 108*y*z^3 + 354*y^2*z^3 - 152*y^3*z^3 - 118*z^4 + 108*y*z^4 - 108*y^2*z^4 + 80*z^5 - 36*y*z^5 - 20*z^6)/(4*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1, 1, 0, y] + (((-6*I)*Pi)/(y*z) + (-71 + 82*y - 26*y^2 + 272*z - 282*y*z + 76*y^2*z - 393*z^2 + 306*y*z^2 - 44*y^2*z^2 + 254*z^3 - 106*y*z^3 - 62*z^4)/ (6*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 1, 1, 0, z] + (((-12*I)*Pi)/(y*z) + (55*y^2 - 110*y^3 + 55*y^4 - 4*y^2*z + 30*y^3*z - 2*y^4*z + 54*z^2 - 108*y*z^2 - 219*y^2*z^2 + 216*y^3*z^2 - 26*y^4*z^2 - 228*z^3 + 324*y*z^3 + 230*y^2*z^3 - 136*y^3*z^3 + 354*z^4 - 324*y*z^4 - 62*y^2*z^4 - 240*z^5 + 108*y*z^5 + 60*z^6)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1 - y, 1, 0, z] + ((((51*I)/2)*Pi)/(y*z) + (28 - 56*y + 28*y^2 - 260*z + 209*y*z + 181*z^2)/ (12*y*z*(-1 + y + z)^2))*G[1, 0, 0, 0, y] + ((((51*I)/2)*Pi)/(y*z) + (28 - 56*y + 28*y^2 - 532*z + 753*y*z - 272*y^2*z + 1323*z^2 - 1230*y*z^2 + 190*y^2*z^2 - 1162*z^3 + 533*y*z^3 + 343*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, 0, 0, z] + (((-18*I)*Pi)/(y*z) + (-61*y^2 + 146*y^3 - 79*y^4 - 24*y*z + 508*y^2*z - 690*y^3*z + 218*y^4*z + 66*z^2 - 36*y*z^2 - 1029*y^2*z^2 + 912*y^3*z^2 - 124*y^4*z^2 - 252*z^3 + 252*y*z^3 + 778*y^2*z^3 - 368*y^3*z^3 + 366*z^4 - 300*y*z^4 - 196*y^2*z^4 - 240*z^5 + 108*y*z^5 + 60*z^6)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 0, 1, 0, y] + (((-9*I)*Pi)/(y*z) + (-25*y^2 + 38*y^3 - 16*y^4 + 3*y*z + 56*y^2*z - 47*y^3*z - 15*z^2 + 24*y*z^2 - 43*y^2*z^2 + 30*z^3 - 27*y*z^3 - 15*z^4)/(3*y^3*z*(-1 + y + z)^2))*G[1, 0, 1, 0, z] + (((-15*I)*Pi)/(y*z) + (-77 + 154*y - 77*y^2 + 500*z - 666*y*z + 202*y^2*z - 990*z^2 + 846*y*z^2 - 113*y^2*z^2 + 788*z^3 - 334*y*z^3 - 221*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1, 0, 0, y] + G[-y, z]*(-1/6*(Pi^2*G[0, 1, y])/(y*z) + (Pi^2*G[1, 0, y])/(2*y*z) + (((6*I)*Pi)/(y*z) + (4*y^2 - 2*y^4 - 2*y^2*z - 2*y^3*z - 9*z^2 + 18*y*z^2 - 8*y^2*z^2 + 20*z^3 - 18*y*z^3 - 10*z^4)/(2*y^3*z* (-1 + y + z)^2))*G[0, 1, 0, y] + (((6*I)*Pi)/(y*z) + (4*y^2 - 2*y^4 - 2*y^2*z - 2*y^3*z - 9*z^2 + 18*y*z^2 - 8*y^2*z^2 + 20*z^3 - 18*y*z^3 - 10*z^4)/ (2*y^3*z*(-1 + y + z)^2))*G[1, 1, 0, y] + (2*G[0, 0, 1, 0, y])/ (y*z) - (6*G[0, 1, 0, 0, y])/(y*z) + G[0, 1, 1, 0, y]/(y*z) - (5*G[1, 0, 1, 0, y])/(y*z) - (6*G[1, 1, 0, 0, y])/(y*z)) + (((-6*I)*Pi)/(y*z) + (-77*y^2 + 106*y^3 - 41*y^4 + 6*y*z + 344*y^2*z - 435*y^3*z + 142*y^4*z - 30*z^2 + 36*y*z^2 - 588*y^2*z^2 + 522*y^3*z^2 - 86*y^4*z^2 + 120*z^3 - 144*y*z^3 + 452*y^2*z^3 - 193*y^3*z^3 - 180*z^4 + 156*y*z^4 - 131*y^2*z^4 + 120*z^5 - 54*y*z^5 - 30*z^6)/(6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1, 0, 0, z] + (((6*I)*Pi)/(y*z) + (19*y^2 - 38*y^3 + 19*y^4 + 4*y*z - 148*y^2*z + 206*y^3*z - 70*y^4*z - 20*z^2 + 24*y*z^2 + 294*y^2*z^2 - 282*y^3*z^2 + 43*y^4*z^2 + 80*z^3 - 96*y*z^3 - 220*y^2*z^3 + 114*y^3*z^3 - 120*z^4 + 104*y*z^4 + 55*y^2*z^4 + 80*z^5 - 36*y*z^5 - 20*z^6)/(4*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1, 1, 0, y] + (((6*I)*Pi)/(y*z) + (25*y^2 - 50*y^3 + 25*y^4 + 6*y*z - 76*y^2*z + 69*y^3*z - 2*y^4*z - 30*z^2 + 36*y*z^2 + 57*y^2*z^2 - 12*y^3*z^2 - 11*y^4*z^2 + 120*z^3 - 144*y*z^3 + 14*y^2*z^3 - 7*y^3*z^3 - 180*z^4 + 156*y*z^4 - 20*y^2*z^4 + 120*z^5 - 54*y*z^5 - 30*z^6)/(6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1, 1, 0, z] + (((3*I)*Pi)/(y*z) + (10*y^2 - 8*y^3 + y^4 - 6*y*z - 64*y^2*z + 78*y^3*z - 26*y^4*z + 30*z^2 - 36*y*z^2 + 153*y^2*z^2 - 120*y^3*z^2 + 19*y^4*z^2 - 120*z^3 + 144*y*z^3 - 154*y^2*z^3 + 50*y^3*z^3 + 180*z^4 - 156*y*z^4 + 55*y^2*z^4 - 120*z^5 + 54*y*z^5 + 30*z^6)/(6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1 - y, 1, 0, z] + (((-9*I)*Pi)/(y*z) + (25*y^2 - 50*y^3 + 25*y^4 - 4*y*z - 40*y^2*z + 62*y^3*z - 14*y^4*z + 20*z^2 - 24*y*z^2 + 3*y^2*z^2 + 8*y^3*z^2 - 2*y^4*z^2 - 80*z^3 + 96*y*z^3 + 14*y^2*z^3 - 20*y^3*z^3 + 120*z^4 - 104*y*z^4 - 2*y^2*z^4 - 80*z^5 + 36*y*z^5 + 20*z^6)/(4*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1 - y, 0, 1, 0, z] + (((-9*I)*Pi)/(y*z) + (77*y^2 - 154*y^3 + 77*y^4 - 12*y*z - 92*y^2*z + 156*y^3*z - 34*y^4*z + 60*z^2 - 72*y*z^2 - 78*y^2*z^2 + 90*y^3*z^2 - 13*y^4*z^2 - 240*z^3 + 288*y*z^3 + 124*y^2*z^3 - 92*y^3*z^3 + 360*z^4 - 312*y*z^4 - 31*y^2*z^4 - 240*z^5 + 108*y*z^5 + 60*z^6)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1 - y, 1, 0, 0, z] + (((-6*I)*Pi)/(y*z) + (2*y^2 + 4*y^3 - 4*y^4 - 2*y*z - 10*y^3*z + 4*y^4*z + 10*z^2 - 12*y*z^2 - y^2*z^2 + 10*y^3*z^2 - y^4*z^2 - 40*z^3 + 48*y*z^3 - 6*y^2*z^3 - 4*y^3*z^3 + 60*z^4 - 52*y*z^4 + 5*y^2*z^4 - 40*z^5 + 18*y*z^5 + 10*z^6)/(2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1 - y, 1, 1, 0, z] + (((3*I)*Pi)/(y*z) + (-43*y^2 + 86*y^3 - 43*y^4 + 12*y*z + 28*y^2*z - 36*y^3*z - 10*y^4*z - 60*z^2 + 72*y*z^2 + 84*y^2*z^2 - 138*y^3*z^2 + 29*y^4*z^2 + 240*z^3 - 288*y*z^3 - 80*y^2*z^3 + 88*y^3*z^3 - 360*z^4 + 312*y*z^4 + 11*y^2*z^4 + 240*z^5 - 108*y*z^5 - 60*z^6)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1 - y, 1 - y, 1, 0, z] + (((6*I)*Pi)/(y*z) + (4*y^2 - 2*y^4 - 2*y^2*z - 2*y^3*z - 9*z^2 + 18*y*z^2 - 8*y^2*z^2 + 20*z^3 - 18*y*z^3 - 10*z^4)/ (2*y^3*z*(-1 + y + z)^2))*G[-y, 0, 1, 0, z] + (((6*I)*Pi)/(y*z) + (4*y^2 - 2*y^4 - 2*y^2*z - 2*y^3*z - 9*z^2 + 18*y*z^2 - 8*y^2*z^2 + 20*z^3 - 18*y*z^3 - 10*z^4)/ (2*y^3*z*(-1 + y + z)^2))*G[-y, 1 - y, 1, 0, z] + (57*G[0, 0, 0, 0, 0, y])/(2*y*z) + (57*G[0, 0, 0, 0, 0, z])/(2*y*z) - (25*G[0, 0, 0, 1, 0, y])/(y*z) - (22*G[0, 0, 0, 1, 0, z])/(y*z) - (59*G[0, 0, 1, 0, 0, y])/(2*y*z) - (47*G[0, 0, 1, 0, 0, z])/(2*y*z) + (37*G[0, 0, 1, 1, 0, y])/(2*y*z) + (8*G[0, 0, 1, 1, 0, z])/(y*z) + (29*G[0, 0, 1 - y, 1, 0, z])/(2*y*z) - (43*G[0, 1, 0, 0, 0, y])/ (2*y*z) - (43*G[0, 1, 0, 0, 0, z])/(2*y*z) + (31*G[0, 1, 0, 1, 0, y])/ (2*y*z) + (15*G[0, 1, 0, 1, 0, z])/(2*y*z) + (18*G[0, 1, 1, 0, 0, y])/ (y*z) + (11*G[0, 1, 1, 0, 0, z])/(y*z) - (19*G[0, 1, 1, 1, 0, y])/ (2*y*z) - (2*G[0, 1, 1, 1, 0, z])/(y*z) - (7*G[0, 1, 1 - y, 1, 0, z])/ (2*y*z) + (13*G[0, 1 - y, 0, 1, 0, z])/(y*z) + (13*G[0, 1 - y, 1, 0, 0, z])/(y*z) + (3*G[0, 1 - y, 1, 1, 0, z])/ (y*z) - (7*G[0, 1 - y, 1 - y, 1, 0, z])/(y*z) - (5*G[0, -y, 0, 1, 0, z])/(y*z) - (5*G[0, -y, 1 - y, 1, 0, z])/(y*z) - (24*G[1, 0, 0, 0, 0, y])/(y*z) - (24*G[1, 0, 0, 0, 0, z])/(y*z) + (35*G[1, 0, 0, 1, 0, y])/(2*y*z) + (10*G[1, 0, 0, 1, 0, z])/(y*z) + (23*G[1, 0, 1, 0, 0, y])/(y*z) + (12*G[1, 0, 1, 0, 0, z])/(y*z) - (23*G[1, 0, 1, 1, 0, y])/(2*y*z) - (2*G[1, 0, 1, 1, 0, z])/(y*z) - (9*G[1, 0, 1 - y, 1, 0, z])/(2*y*z) + (35*G[1, 1, 0, 0, 0, y])/ (2*y*z) + (9*G[1, 1, 0, 0, 0, z])/(y*z) - (19*G[1, 1, 0, 1, 0, y])/ (2*y*z) - (12*G[1, 1, 1, 0, 0, y])/(y*z) - (5*G[1, 1, 1, 0, 0, z])/ (y*z) + (4*G[1, 1, 1, 1, 0, y])/(y*z) - (4*G[1, 1, 1, 1, 0, z])/ (y*z) + (2*G[1, 1, 1 - y, 1, 0, z])/(y*z) - (9*G[1, 1 - y, 0, 1, 0, z])/(2*y*z) - (5*G[1, 1 - y, 1, 0, 0, z])/ (y*z) + G[1, 1 - y, 1, 1, 0, z]/(y*z) + (4*G[1, 1 - y, 1 - y, 1, 0, z])/(y*z) + (23*G[1 - y, 0, 0, 1, 0, z])/ (2*y*z) + (11*G[1 - y, 0, 1, 0, 0, z])/(y*z) + (3*G[1 - y, 0, 1, 1, 0, z])/(y*z) - (4*G[1 - y, 0, 1 - y, 1, 0, z])/ (y*z) + (17*G[1 - y, 1, 0, 0, 0, z])/(2*y*z) - (2*G[1 - y, 1, 0, 1, 0, z])/(y*z) + G[1 - y, 1, 1, 0, 0, z]/(y*z) + G[1 - y, 1, 1, 1, 0, z]/(y*z) + G[1 - y, 1, 1 - y, 1, 0, z]/(y*z) - (3*G[1 - y, 1 - y, 0, 1, 0, z])/(y*z) - (3*G[1 - y, 1 - y, 1, 0, 0, z])/(y*z) - (2*G[1 - y, 1 - y, 1, 1, 0, z])/(y*z) + G[1 - y, 1 - y, 1 - y, 1, 0, z]/(y*z) - (4*G[1 - y, -y, 0, 1, 0, z])/ (y*z) - (4*G[1 - y, -y, 1 - y, 1, 0, z])/(y*z) - (6*G[-y, 0, 0, 1, 0, z])/(y*z) - (6*G[-y, 0, 1, 0, 0, z])/(y*z) - (2*G[-y, 0, 1, 1, 0, z])/(y*z) - (5*G[-y, 0, 1 - y, 1, 0, z])/(y*z) - (5*G[-y, 1 - y, 0, 1, 0, z])/(y*z) - (6*G[-y, 1 - y, 1, 0, 0, z])/ (y*z) - (2*G[-y, 1 - y, 1, 1, 0, z])/(y*z) + (2*G[-y, 1 - y, 1 - y, 1, 0, z])/(y*z) + (8*G[-y, -y, 0, 1, 0, z])/ (y*z) + (8*G[-y, -y, 1 - y, 1, 0, z])/(y*z) + ((-113*Pi^2)/(54*y*z) - ((I/18)*Pi*(481 - 746*y + 319*y^2 - 1600*z + 1914*y*z - 530*y^2*z + 1995*z^2 - 1644*y*z^2 + 238*y^2*z^2 - 1114*z^3 + 476*y*z^3 + 238*z^4))/(y*(-1 + z)^2*z* (-1 + y + z)^2) + (-11375*y + 30885*y^2 - 28077*y^3 + 8567*y^4 + 59683*y*z - 141395*y^2*z + 108169*y^3*z - 26457*y^4*z - 1296*z^2 - 121472*y*z^2 + 251708*y^2*z^2 - 158259*y^3*z^2 + 28671*y^4*z^2 + 4968*z^3 + 118988*y*z^3 - 212796*y^2*z^3 + 100593*y^3*z^3 - 9809*y^4*z^3 - 7128*z^4 - 54337*y*z^4 + 82919*y^2*z^4 - 23398*y^3*z^4 + 4536*z^5 + 7433*y*z^5 - 11321*y^2*z^5 - 1080*z^6 + 1080*y*z^6)/(216*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2))* Zeta[3] + G[1 - y, 0, z]*(((I/2)*Pi^3)/(y*z) + (Pi^2*(-15*y^2 + 30*y^3 - 15*y^4 + 4*y*z - 2*y^3*z - 6*y^4*z - 20*z^2 + 24*y*z^2 + 57*y^2*z^2 - 68*y^3*z^2 + 12*y^4*z^2 + 80*z^3 - 96*y*z^3 - 54*y^2*z^3 + 40*y^3*z^3 - 120*z^4 + 104*y*z^4 + 12*y^2*z^4 + 80*z^5 - 36*y*z^5 - 20*z^6))/ (24*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (17*G[0, 0, 0, y])/(2*y*z) + (17*G[0, 1, 0, y])/(2*y*z) + (6*G[1, 0, 0, y])/(y*z) + (2*G[1, 1, 0, y])/(y*z) - (13*Zeta[3])/(y*z)) + G[0, 1 - y, z]*(((2*I)*Pi^3)/(y*z) + (Pi^2*(-55*y^2 + 110*y^3 - 55*y^4 + 4*y^2*z - 30*y^3*z + 2*y^4*z - 54*z^2 + 108*y*z^2 + 219*y^2*z^2 - 216*y^3*z^2 + 26*y^4*z^2 + 228*z^3 - 324*y*z^3 - 230*y^2*z^3 + 136*y^3*z^3 - 354*z^4 + 324*y*z^4 + 62*y^2*z^4 + 240*z^5 - 108*y*z^5 - 60*z^6))/ (72*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (((-12*I)*Pi)/(y*z) + (55*y^2 - 110*y^3 + 55*y^4 - 4*y^2*z + 30*y^3*z - 2*y^4*z + 54*z^2 - 108*y*z^2 - 219*y^2*z^2 + 216*y^3*z^2 - 26*y^4*z^2 - 228*z^3 + 324*y*z^3 + 230*y^2*z^3 - 136*y^3*z^3 + 354*z^4 - 324*y*z^4 - 62*y^2*z^4 - 240*z^5 + 108*y*z^5 + 60*z^6)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, y] + (11*G[0, 1, 0, y])/(y*z) + (12*G[1, 0, 0, y])/(y*z) - G[1, 1, 0, y]/(y*z) - (9*Zeta[3])/(y*z)) + G[1, 0, y]*(((-3*I)*Pi^3)/(y*z) - ((I/72)*Pi*(-878 + 1864*y - 986*y^2 + 1938*z - 3935*y*z + 1094*y^2*z - 1335*z^2 + 1963*y*z^2 + 275*z^3))/(y*(-1 + z)*z*(-1 + y + z)^2) + (Pi^2*(-587 + 1222*y - 623*y^2 + 3284*z - 4146*y*z + 1078*y^2*z - 6096*z^2 + 4710*y*z^2 - 497*y^2*z^2 + 4688*z^3 - 1786*y*z^3 - 1289*z^4))/(144*y*(-1 + z)^2*z*(-1 + y + z)^2) + (-4625*y^2 + 14499*y^3 - 15123*y^4 + 5249*y^5 - 5129*y*z + 36646*y^2*z - 66798*y^3*z + 41058*y^4*z - 5777*y^5*z - 1296*z^2 + 25531*y*z^2 - 82126*y^2*z^2 + 82890*y^3*z^2 - 25407*y^4*z^2 + 2592*z^3 - 32539*y*z^3 + 60010*y^2*z^3 - 30063*y^3*z^3 - 1296*z^4 + 12137*y*z^4 - 10433*y^2*z^4)/(288*(-1 + y)*y^2*(-1 + z)* z*(-1 + y + z)^2*(y + z)) + (((-3*I)*Pi)/(y*z) + (-10*y^2 + 8*y^3 - y^4 + 6*y*z + 64*y^2*z - 78*y^3*z + 26*y^4*z - 30*z^2 + 36*y*z^2 - 153*y^2*z^2 + 120*y^3*z^2 - 19*y^4*z^2 + 120*z^3 - 144*y*z^3 + 154*y^2*z^3 - 50*y^3*z^3 - 180*z^4 + 156*y*z^4 - 55*y^2*z^4 + 120*z^5 - 54*y*z^5 - 30*z^6)/ (6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 0, z] + (((3*I)*Pi)/(y*z) + (10*y^2 - 8*y^3 + y^4 - 6*y*z - 64*y^2*z + 78*y^3*z - 26*y^4*z + 30*z^2 - 36*y*z^2 + 153*y^2*z^2 - 120*y^3*z^2 + 19*y^4*z^2 - 120*z^3 + 144*y*z^3 - 154*y^2*z^3 + 50*y^3*z^3 + 180*z^4 - 156*y*z^4 + 55*y^2*z^4 - 120*z^5 + 54*y*z^5 + 30*z^6)/(6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1 - y, z] + (((-3*I)*Pi)/(y*z) + (15*y^2 - 30*y^3 + 15*y^4 - 4*y*z + 2*y^3*z + 6*y^4*z + 20*z^2 - 24*y*z^2 - 57*y^2*z^2 + 68*y^3*z^2 - 12*y^4*z^2 - 80*z^3 + 96*y*z^3 + 54*y^2*z^3 - 40*y^3*z^3 + 120*z^4 - 104*y*z^4 - 12*y^2*z^4 - 80*z^5 + 36*y*z^5 + 20*z^6)/(4*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1 - y, 0, z] + (((3*I)*Pi)/(y*z) + (-43*y^2 + 86*y^3 - 43*y^4 + 12*y*z + 28*y^2*z - 36*y^3*z - 10*y^4*z - 60*z^2 + 72*y*z^2 + 84*y^2*z^2 - 138*y^3*z^2 + 29*y^4*z^2 + 240*z^3 - 288*y*z^3 - 80*y^2*z^3 + 88*y^3*z^3 - 360*z^4 + 312*y*z^4 + 11*y^2*z^4 + 240*z^5 - 108*y*z^5 - 60*z^6)/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1 - y, 1 - y, z] + (((-6*I)*Pi)/(y*z) + (-4*y^2 + 2*y^4 + 2*y^2*z + 2*y^3*z + 9*z^2 - 18*y*z^2 + 8*y^2*z^2 - 20*z^3 + 18*y*z^3 + 10*z^4)/ (2*y^3*z*(-1 + y + z)^2))*G[-y, 0, z] + (((6*I)*Pi)/(y*z) + (4*y^2 - 2*y^4 - 2*y^2*z - 2*y^3*z - 9*z^2 + 18*y*z^2 - 8*y^2*z^2 + 20*z^3 - 18*y*z^3 - 10*z^4)/ (2*y^3*z*(-1 + y + z)^2))*G[-y, 1 - y, z] - (11*G[0, 0, 0, z])/ (y*z) + (29*G[0, 0, 1 - y, z])/(2*y*z) + (7*G[0, 1, 0, z])/ (2*y*z) - (7*G[0, 1, 1 - y, z])/(2*y*z) + (7*G[0, 1 - y, 0, z])/ (y*z) - (7*G[0, 1 - y, 1 - y, z])/(y*z) + (5*G[0, -y, 0, z])/ (y*z) - (5*G[0, -y, 1 - y, z])/(y*z) + (5*G[1, 0, 0, z])/(y*z) - (9*G[1, 0, 1 - y, z])/(2*y*z) - (2*G[1, 1, 0, z])/(y*z) + (2*G[1, 1, 1 - y, z])/(y*z) - (9*G[1, 1 - y, 0, z])/(2*y*z) + (4*G[1, 1 - y, 1 - y, z])/(y*z) + G[1 - y, 0, 0, z]/(2*y*z) - (4*G[1 - y, 0, 1 - y, z])/(y*z) - G[1 - y, 1, 0, z]/(y*z) + G[1 - y, 1, 1 - y, z]/(y*z) - G[1 - y, 1 - y, 0, z]/(y*z) + G[1 - y, 1 - y, 1 - y, z]/(y*z) + (4*G[1 - y, -y, 0, z])/(y*z) - (4*G[1 - y, -y, 1 - y, z])/(y*z) + (6*G[-y, 0, 0, z])/(y*z) - (5*G[-y, 0, 1 - y, z])/(y*z) - (3*G[-y, 1 - y, 0, z])/(y*z) + (2*G[-y, 1 - y, 1 - y, z])/(y*z) - (8*G[-y, -y, 0, z])/(y*z) + (8*G[-y, -y, 1 - y, z])/(y*z) - (15*Zeta[3])/(2*y*z)) + G[0, 1, y]*(((2*I)*Pi^3)/(y*z) + (Pi^2*(21*y^2 - 58*y^3 + 33*y^4 - 180*y^2*z + 286*y^3*z - 102*y^4*z + 18*z^2 - 36*y*z^2 + 405*y^2*z^2 - 380*y^3*z^2 + 60*y^4*z^2 - 76*z^3 + 108*y*z^3 - 354*y^2*z^3 + 152*y^3*z^3 + 118*z^4 - 108*y*z^4 + 108*y^2*z^4 - 80*z^5 + 36*y*z^5 + 20*z^6))/(24*y^3*(-1 + z)^2*z* (-1 + y + z)^2) - (7*Zeta[3])/(2*y*z)) + G[1, 1, z]*(((-I)*Pi^3)/(y*z) + (Pi^2*(-25*y^2 + 50*y^3 - 25*y^4 - 6*y*z + 76*y^2*z - 69*y^3*z + 2*y^4*z + 30*z^2 - 36*y*z^2 - 57*y^2*z^2 + 12*y^3*z^2 + 11*y^4*z^2 - 120*z^3 + 144*y*z^3 - 14*y^2*z^3 + 7*y^3*z^3 + 180*z^4 - 156*y*z^4 + 20*y^2*z^4 - 120*z^5 + 54*y*z^5 + 30*z^6))/(36*y^3*(-1 + z)^2*z* (-1 + y + z)^2) - (2*G[0, 1, 0, y])/(y*z) + (2*G[1, 1, 0, y])/ (y*z) - (3*Zeta[3])/(y*z)) + G[1, 1 - y, z]* (((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(-10*y^2 + 8*y^3 - y^4 + 6*y*z + 64*y^2*z - 78*y^3*z + 26*y^4*z - 30*z^2 + 36*y*z^2 - 153*y^2*z^2 + 120*y^3*z^2 - 19*y^4*z^2 + 120*z^3 - 144*y*z^3 + 154*y^2*z^3 - 50*y^3*z^3 - 180*z^4 + 156*y*z^4 - 55*y^2*z^4 + 120*z^5 - 54*y*z^5 - 30*z^6))/(36*y^3*(-1 + z)^2*z* (-1 + y + z)^2) - (5*G[0, 1, 0, y])/(2*y*z) - (2*G[1, 0, 0, y])/(y*z) + (4*G[1, 1, 0, y])/(y*z) - Zeta[3]/(y*z)) + G[0, 1, z]*((I*Pi^3)/(y*z) + (Pi^2*(71 - 82*y + 26*y^2 - 272*z + 282*y*z - 76*y^2*z + 393*z^2 - 306*y*z^2 + 44*y^2*z^2 - 254*z^3 + 106*y*z^3 + 62*z^4))/(36*y*(-1 + z)^2*z*(-1 + y + z)^2) + (7*G[0, 1, 0, y])/(2*y*z) - (7*G[1, 1, 0, y])/(2*y*z) + (3*Zeta[3])/(2*y*z)) + G[1, 1, y]*(((-I)*Pi^3)/(y*z) + (Pi^2*(-19*y^2 + 38*y^3 - 19*y^4 - 4*y*z + 148*y^2*z - 206*y^3*z + 70*y^4*z + 20*z^2 - 24*y*z^2 - 294*y^2*z^2 + 282*y^3*z^2 - 43*y^4*z^2 - 80*z^3 + 96*y*z^3 + 220*y^2*z^3 - 114*y^3*z^3 + 120*z^4 - 104*y*z^4 - 55*y^2*z^4 - 80*z^5 + 36*y*z^5 + 20*z^6))/ (24*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (3*Zeta[3])/(y*z)) + G[1 - y, 1, z]*((I*Pi^3)/(y*z) + (Pi^2*(-2*y^2 - 4*y^3 + 4*y^4 + 2*y*z + 10*y^3*z - 4*y^4*z - 10*z^2 + 12*y*z^2 + y^2*z^2 - 10*y^3*z^2 + y^4*z^2 + 40*z^3 - 48*y*z^3 + 6*y^2*z^3 + 4*y^3*z^3 - 60*z^4 + 52*y*z^4 - 5*y^2*z^4 + 40*z^5 - 18*y*z^5 - 10*z^6))/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - G[0, 1, 0, y]/(y*z) + G[1, 1, 0, y]/(y*z) + (3*Zeta[3])/(y*z)) + G[-y, 1 - y, z]*(((-I)*Pi^3)/(y*z) + (Pi^2*(-4*y^2 + 2*y^4 + 2*y^2*z + 2*y^3*z + 9*z^2 - 18*y*z^2 + 8*y^2*z^2 - 20*z^3 + 18*y*z^3 + 10*z^4))/ (12*y^3*z*(-1 + y + z)^2) - (5*G[0, 1, 0, y])/(y*z) - (6*G[1, 0, 0, y])/(y*z) + (4*Zeta[3])/(y*z)) + G[1 - y, 1 - y, z]*(((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(43*y^2 - 86*y^3 + 43*y^4 - 12*y*z - 28*y^2*z + 36*y^3*z + 10*y^4*z + 60*z^2 - 72*y*z^2 - 84*y^2*z^2 + 138*y^3*z^2 - 29*y^4*z^2 - 240*z^3 + 288*y*z^3 + 80*y^2*z^3 - 88*y^3*z^3 + 360*z^4 - 312*y*z^4 - 11*y^2*z^4 - 240*z^5 + 108*y*z^5 + 60*z^6))/ (72*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (3*G[0, 1, 0, y])/(y*z) - (3*G[1, 0, 0, y])/(y*z) - G[1, 1, 0, y]/(y*z) + (4*Zeta[3])/(y*z)) + G[1, 0, z]*((((-7*I)/2)*Pi^3)/(y*z) - ((I/72)*Pi*(1796 - 3484*y + 1688*y^2 - 5336*z + 8787*y*z - 2764*y^2*z + 5559*z^2 - 7266*y*z^2 + 1094*y^2*z^2 - 2294*z^3 + 1963*y*z^3 + 275*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(-497*y^2 + 1186*y^3 - 641*y^4 - 24*y*z + 3284*y^2*z - 4350*y^3*z + 1186*y^4*z + 120*z^2 - 144*y*z^2 - 6438*y^2*z^2 + 5190*y^3*z^2 - 569*y^4*z^2 - 480*z^3 + 576*y*z^3 + 5012*y^2*z^3 - 2026*y^3*z^3 + 720*z^4 - 624*y*z^4 - 1361*y^2*z^4 - 480*z^5 + 216*y*z^5 + 120*z^6))/(144*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (-13085*y^2 + 25834*y^3 - 12749*y^4 - 12581*y*z + 71102*y^2*z - 77815*y^3*z + 16730*y^4*z + 1296*z^2 + 42316*y*z^2 - 123900*y^2*z^2 + 74152*y^3*z^2 - 5777*y^4*z^2 - 5328*z^3 - 53002*y*z^3 + 91626*y^2*z^3 - 23967*y^3*z^3 + 8208*z^4 + 29380*y*z^4 - 25743*y^2*z^4 - 5616*z^5 - 6113*y*z^5 + 1440*z^6)/ (288*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)) - (5*G[0, 0, 0, y])/(2*y*z) + (5*G[0, 1, 0, y])/(y*z) + (2*G[1, 0, 0, y])/(y*z) - (9*G[1, 1, 0, y])/(2*y*z) + (11*Zeta[3])/(2*y*z)) + G[0, 0, z]*((((13*I)/2)*Pi^3)/(y*z) - ((I/72)*Pi*(1358 - 1358*y - 576*z - 1106*y*z - 2493*z^2 + 1711*y*z^2 + 1711*z^3))/(y*(-1 + z)^2*z*(-1 + y + z)) + (17891*y - 17891*y^2 - 72692*y*z + 44829*y^2*z + 3888*z^2 + 97038*y*z^2 - 28593*y^2*z^2 - 12096*z^3 - 47996*y*z^3 + 2951*y^2*z^3 + 12528*z^4 + 5759*y*z^4 - 4320*z^5)/ (864*y^2*(-1 + z)^3*z*(-1 + y + z)) + (Pi^2*(560 - 1120*y + 560*y^2 - 5028*z + 9083*y*z - 4028*y^2*z + 16323*z^2 - 24256*y*z^2 + 8286*y^2*z^2 - 26212*z^3 + 29422*y*z^3 - 6692*y^2*z^3 + 22578*z^4 - 16832*y*z^4 + 1892*y^2*z^4 - 10032*z^5 + 3703*y*z^5 + 1811*z^6))/ (72*y*(-1 + z)^4*z*(-1 + y + z)^2) + ((((27*I)/2)*Pi)/(y*z) + (-7*y^2 + 14*y^3 - 7*y^4 - 52*y^2*z + 69*y^3*z - 26*y^4*z - 18*z^2 + 36*y*z^2 + 163*y^2*z^2 - 160*y^3*z^2 + 23*y^4*z^2 + 76*z^3 - 108*y*z^3 - 142*y^2*z^3 + 77*y^3*z^3 - 118*z^4 + 108*y*z^4 + 38*y^2*z^4 + 80*z^5 - 36*y*z^5 - 20*z^6)/ (4*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 0, y] + (57*G[0, 0, 0, y])/(2*y*z) - (11*G[0, 1, 0, y])/(y*z) - (35*G[1, 0, 0, y])/(2*y*z) + (9*G[1, 1, 0, y])/(2*y*z) + (9*Zeta[3])/(y*z)) + G[0, 0, y]*((((13*I)/2)*Pi^3)/(y*z) + ((I/36)*Pi*(-679 + 1358*y - 679*y^2 + 1601*z - 2199*y*z + 760*y^2*z - 922*z^2 + 760*y*z^2))/((-1 + y)*y*(-1 + z)*z* (-1 + y + z)) + (17891 - 54537*y + 55401*y^2 - 18755*y^3 - 42370*z + 94675*y*z - 73076*y^2*z + 20771*y^3*z + 25343*z^2 - 38122*y*z^2 + 13643*y^2*z^2 - 864*z^3)/(864*(-1 + y)^2*y*(-1 + z)* z*(-1 + y + z)) + (Pi^2*(560 - 2312*y + 3558*y^2 - 2420*y^3 + 614*y^4 - 2132*z + 7591*y*z - 9930*y^2*z + 5603*y^3*z - 1132*y^4*z + 3063*z^2 - 9228*y*z^2 + 9863*y^2*z^2 - 4234*y^3*z^2 + 542*y^4*z^2 - 1970*z^3 + 4883*y*z^3 - 3928*y^2*z^3 + 1003*y^3*z^3 + 479*z^4 - 934*y*z^4 + 461*y^2*z^4))/ (72*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2) + (((-33*I)*Pi)/(y*z) + (-37 + 74*y - 37*y^2 + 568*z - 762*y*z + 254*y^2*z - 1377*z^2 + 1212*y*z^2 - 172*y^2*z^2 + 1198*z^3 - 524*y*z^3 - 352*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 0, z] + ((((9*I)/2)*Pi)/(y*z) + (74 - 52*y + 2*y^2 - 284*z + 231*y*z - 52*y^2*z + 411*z^2 - 282*y*z^2 + 38*y^2*z^2 - 266*z^3 + 103*y*z^3 + 65*z^4)/(12*y*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 0, z] + (((9*I)*Pi)/(y*z) + (-95 + 190*y - 95*y^2 + 260*z - 420*y*z + 142*y^2*z - 240*z^2 + 294*y*z^2 - 59*y^2*z^2 + 80*z^3 - 64*y*z^3 - 5*z^4)/ (12*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[1 - y, 0, z] + (57*G[0, 0, 0, z])/(2*y*z) - (5*G[0, 1, 0, z])/(y*z) - (12*G[0, 1 - y, 0, z])/(y*z) - (15*G[1, 0, 0, z])/(2*y*z) + (2*G[1, 1, 0, z])/(y*z) + (2*G[1, 1 - y, 0, z])/(y*z) - (10*G[1 - y, 0, 0, z])/(y*z) - (5*G[1 - y, 1, 0, z])/(2*y*z) + (3*G[1 - y, 1 - y, 0, z])/(y*z) + (6*G[-y, 1 - y, 0, z])/(y*z) + (9*Zeta[3])/(y*z)) + G[1 - y, z]*((83*Pi^4)/(90*y*z) + ((I/72)*Pi^3*(77 - 154*y + 77*y^2 - 164*z + 264*y*z - 82*y^2*z + 66*z^2 - 102*y*z^2 + 23*y^2*z^2 + 52*z^3 - 8*y*z^3 - 31*z^4))/ (y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(-1262*y^3 + 3858*y^4 - 3930*y^5 + 1334*y^6 - 3010*y^2*z + 13022*y^3*z - 19565*y^4*z + 11765*y^5*z - 2212*y^6*z - 1226*y*z^2 + 12994*y^2*z^2 - 32341*y^3*z^2 + 30739*y^4*z^2 - 11212*y^5*z^2 + 938*y^6*z^2 + 324*z^3 + 1940*y*z^3 - 16973*y^2*z^3 + 29931*y^3*z^3 - 18659*y^4*z^3 + 3437*y^5*z^3 - 1692*z^4 + 2667*y*z^4 + 4939*y^2*z^4 - 9265*y^3*z^4 + 3567*y^4*z^4 + 3132*z^5 - 6970*y*z^5 + 3983*y^2*z^5 - 145*y^3*z^5 - 2484*z^6 + 4309*y*z^6 - 1933*y^2*z^6 + 720*z^7 - 720*y*z^7))/(432*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2) - (Pi^2*G[0, 0, y])/(12*y*z) + (5*Pi^2*G[0, 1, y])/ (6*y*z) + ((-9*Pi^2)/(2*y*z) - ((I/12)*Pi*(77 - 154*y + 77*y^2 - 164*z + 264*y*z - 82*y^2*z + 66*z^2 - 102*y*z^2 + 23*y^2*z^2 + 52*z^3 - 8*y*z^3 - 31*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (1262*y^3 - 3858*y^4 + 3930*y^5 - 1334*y^6 + 3010*y^2*z - 13022*y^3*z + 19565*y^4*z - 11765*y^5*z + 2212*y^6*z + 1226*y*z^2 - 12994*y^2*z^2 + 32341*y^3*z^2 - 30739*y^4*z^2 + 11212*y^5*z^2 - 938*y^6*z^2 - 324*z^3 - 1940*y*z^3 + 16973*y^2*z^3 - 29931*y^3*z^3 + 18659*y^4*z^3 - 3437*y^5*z^3 + 1692*z^4 - 2667*y*z^4 - 4939*y^2*z^4 + 9265*y^3*z^4 - 3567*y^4*z^4 - 3132*z^5 + 6970*y*z^5 - 3983*y^2*z^5 + 145*y^3*z^5 + 2484*z^6 - 4309*y*z^6 + 1933*y^2*z^6 - 720*z^7 + 720*y*z^7)/(72*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2))*G[1, 0, y] - (Pi^2*G[1, 1, y])/(6*y*z) + (((-9*I)*Pi)/(y*z) + (25*y^2 - 42*y^3 + 19*y^4 - 4*y*z - 48*y^2*z + 66*y^3*z - 18*y^4*z + 20*z^2 - 24*y*z^2 + 25*y^2*z^2 - 16*y^3*z^2 + 4*y^4*z^2 - 80*z^3 + 96*y*z^3 - 6*y^2*z^3 - 8*y^3*z^3 + 120*z^4 - 104*y*z^4 + 4*y^2*z^4 - 80*z^5 + 36*y*z^5 + 20*z^6)/(4*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1, 0, y] + (((-9*I)*Pi)/(y*z) + (95 - 190*y + 95*y^2 - 260*z + 420*y*z - 142*y^2*z + 240*z^2 - 294*y*z^2 + 59*y^2*z^2 - 80*z^3 + 64*y*z^3 + 5*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, 0, y] + (((-3*I)*Pi)/(y*z) + (-13*y^2 + 26*y^3 - 13*y^4 + 12*y*z - 92*y^2*z + 144*y^3*z - 70*y^4*z - 60*z^2 + 72*y*z^2 + 264*y^2*z^2 - 318*y^3*z^2 + 59*y^4*z^2 + 240*z^3 - 288*y*z^3 - 200*y^2*z^3 + 148*y^3*z^3 - 360*z^4 + 312*y*z^4 + 41*y^2*z^4 + 240*z^5 - 108*y*z^5 - 60*z^6)/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 1, 0, y] + (15*G[0, 0, 1, 0, y])/(2*y*z) + (11*G[0, 1, 0, 0, y])/(y*z) - (5*G[0, 1, 1, 0, y])/(y*z) + (17*G[1, 0, 0, 0, y])/(2*y*z) - (5*G[1, 0, 1, 0, y])/(y*z) - (2*G[1, 1, 0, 0, y])/(y*z) + G[1, 1, 1, 0, y]/(y*z) + (((12*I)*Pi)/(y*z) + (-7*y^2 + 6*y^3 - y^4 + 2*y*z + 20*y^2*z - 20*y^3*z + 6*y^4*z - 10*z^2 + 12*y*z^2 - 29*y^2*z^2 + 20*y^3*z^2 - 4*y^4*z^2 + 40*z^3 - 48*y*z^3 + 26*y^2*z^3 - 6*y^3*z^3 - 60*z^4 + 52*y*z^4 - 10*y^2*z^4 + 40*z^5 - 18*y*z^5 - 10*z^6)/(2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*Zeta[3]) + G[1, z]*((-7*Pi^4)/(72*y*z) - ((I/6)*Pi^3*(11 - 10*y + 2*y^2 - 44*z + 48*y*z - 16*y^2*z + 66*z^2 - 60*y*z^2 + 11*y^2*z^2 - 44*z^3 + 22*y*z^3 + 11*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(-623*y + 742*y^2 - 191*y^3 + 2648*y*z - 3051*y^2*z + 862*y^3*z - 180*z^2 - 3879*y*z^2 + 3546*y^2*z^2 - 506*y^3*z^2 + 540*z^3 + 2306*y*z^3 - 1237*y^2*z^3 - 540*z^4 - 452*y*z^4 + 180*z^5))/(216*y^2*(-1 + z)^2*z*(-1 + y + z)^2) - (2*Pi^2*G[0, 0, y])/(3*y*z) + (3*Pi^2*G[0, 1, y])/(4*y*z) + (7*Pi^2*G[1, 0, y])/(12*y*z) - (2*Pi^2*G[1, 1, y])/(3*y*z) + (((-3*I)*Pi)/(y*z) + (-10*y^2 + 8*y^3 - y^4 + 6*y*z + 64*y^2*z - 78*y^3*z + 26*y^4*z - 30*z^2 + 36*y*z^2 - 153*y^2*z^2 + 120*y^3*z^2 - 19*y^4*z^2 + 120*z^3 - 144*y*z^3 + 154*y^2*z^3 - 50*y^3*z^3 - 180*z^4 + 156*y*z^4 - 55*y^2*z^4 + 120*z^5 - 54*y*z^5 - 30*z^6)/(6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1, 0, y] + (((3*I)*Pi)/(y*z) + (10*y^2 - 8*y^3 + y^4 - 6*y*z - 64*y^2*z + 78*y^3*z - 26*y^4*z + 30*z^2 - 36*y*z^2 + 153*y^2*z^2 - 120*y^3*z^2 + 19*y^4*z^2 - 120*z^3 + 144*y*z^3 - 154*y^2*z^3 + 50*y^3*z^3 + 180*z^4 - 156*y*z^4 + 55*y^2*z^4 - 120*z^5 + 54*y*z^5 + 30*z^6)/(6*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 1, 0, y] + (3*G[0, 0, 1, 0, y])/(y*z) + (2*G[0, 1, 0, 0, y])/(y*z) - (9*G[0, 1, 1, 0, y])/(2*y*z) - (5*G[1, 0, 1, 0, y])/(2*y*z) - (2*G[1, 1, 0, 0, y])/(y*z) + (4*G[1, 1, 1, 0, y])/(y*z) + (((3*I)*Pi)/(y*z) + (-4*y^2 + 4*y^3 - y^4 - 2*y*z + 20*y^2*z - 30*y^3*z + 14*y^4*z + 10*z^2 - 12*y*z^2 - 26*y^2*z^2 + 42*y^3*z^2 - 10*y^4*z^2 - 40*z^3 + 48*y*z^3 + 8*y^2*z^3 - 16*y^3*z^3 + 60*z^4 - 52*y*z^4 + 2*y^2*z^4 - 40*z^5 + 18*y*z^5 + 10*z^6)/(2*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*Zeta[3]) + G[0, z]*((8423*Pi^4)/(4320*y*z) + ((I/864)*Pi*(11845 - 11845*y - 34575*z + 11894*y*z + 28707*z^2 + 1151*y*z^2 - 5977*z^3))/(y*(-1 + z)^2*z*(-1 + y + z)) + (-48011 + 96022*y - 48011*y^2 + 370905*z - 612655*y*z + 241750*y^2*z - 514860*z^2 + 618698*y*z^2 - 103190*y^2*z^2 + 191318*z^3 - 192614*y*z^3 + 648*z^4)/(5184*(-1 + y)*y*(-1 + z)^2*z* (-1 + y + z)) - ((I/144)*Pi^3*(809 - 1618*y + 809*y^2 - 3956*z + 6654*y*z - 2626*y^2*z + 6834*z^2 - 7950*y*z^2 + 1565*y^2*z^2 - 5036*z^3 + 2914*y*z^3 + 1349*z^4))/(y*(-1 + z)^2*z* (-1 + y + z)^2) + (Pi^2*(5707*y - 17661*y^2 + 18201*y^3 - 6247*y^4 + 21433*y*z - 92345*y^2*z + 117475*y^3*z - 46563*y^4*z - 1944*z^2 - 128285*y*z^2 + 384143*y^2*z^2 - 348186*y^3*z^2 + 94056*y^4*z^2 + 7992*z^3 + 197027*y*z^3 - 452943*y^2*z^3 + 290466*y^3*z^3 - 41894*y^4*z^3 - 12312*z^4 - 121306*y*z^4 + 210278*y^2*z^4 - 77308*y^3*z^4 + 8424*z^5 + 23264*y*z^5 - 31472*y^2*z^5 - 2160*z^6 + 2160*y*z^6))/(2592*(-1 + y)*y^2* (-1 + z)^3*z*(-1 + y + z)^2) + ((-433*Pi^2)/(24*y*z) + ((I/12)*Pi*(91 - 182*y + 91*y^2 - 688*z + 924*y*z - 290*y^2*z + 1437*z^2 - 1248*y*z^2 + 172*y^2*z^2 - 1174*z^3 + 506*y*z^3 + 334*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (1712 - 5136*y + 5136*y^2 - 1712*y^3 - 5462*z + 14363*y*z - 11761*y^2*z + 2860*y^3*z + 6429*z^2 - 13953*y*z^2 + 8984*y^2*z^2 - 1244*y^3*z^2 - 3320*z^3 + 5151*y*z^3 - 2263*y^2*z^3 + 641*z^4 - 425*y*z^4)/(72*(-1 + y)*y*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 0, y] - (19*Pi^2*G[0, 1, y])/(12*y*z) + ((31*Pi^2)/(4*y*z) - ((I/4)*Pi*(5 - 10*y + 5*y^2 - 92*z + 114*y*z - 34*y^2*z + 228*z^2 - 186*y*z^2 + 23*y^2*z^2 - 200*z^3 + 82*y*z^3 + 59*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (-1106*y^3 + 3408*y^4 - 3498*y^5 + 1196*y^6 - 2698*y^2*z + 10928*y^3*z - 16382*y^4*z + 10106*y^5*z - 1954*y^6*z - 1070*y*z^2 + 10156*y^2*z^2 - 24745*y^3*z^2 + 23995*y^4*z^2 - 9190*y^5*z^2 + 818*y^6*z^2 + 324*z^3 + 746*y*z^3 - 9602*y^2*z^3 + 18774*y^3*z^3 - 12884*y^4*z^3 + 2642*y^5*z^3 - 1692*z^4 + 5193*y*z^4 - 3089*y^2*z^4 - 2143*y^3*z^4 + 1803*y^4*z^4 + 3132*z^5 - 9064*y*z^5 + 7700*y^2*z^5 - 1768*y^3*z^5 - 2484*z^6 + 4915*y*z^6 - 2467*y^2*z^6 + 720*z^7 - 720*y*z^7)/(72*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2))*G[1, 0, y] + (3*Pi^2*G[1, 1, y])/(4*y*z) + (((-33*I)*Pi)/(y*z) + (-37 + 74*y - 37*y^2 + 412*z - 495*y*z + 134*y^2*z - 948*z^2 + 738*y*z^2 - 82*y^2*z^2 + 808*z^3 - 317*y*z^3 - 235*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 0, 0, y] + ((((27*I)/2)*Pi)/(y*z) + (-y^2 - 58*y^3 + 44*y^4 - 320*y^2*z + 549*y^3*z - 208*y^4*z + 54*z^2 - 108*y*z^2 + 930*y^2*z^2 - 864*y^3*z^2 + 134*y^4*z^2 - 228*z^3 + 324*y*z^3 - 896*y^2*z^3 + 373*y^3*z^3 + 354*z^4 - 324*y*z^4 + 287*y^2*z^4 - 240*z^5 + 108*y*z^5 + 60*z^6)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 1, 0, y] + (((21*I)*Pi)/(y*z) + (2 - 4*y + 2*y^2 - 68*z + 72*y*z - 16*y^2*z + 177*z^2 - 126*y*z^2 + 11*y^2*z^2 - 158*z^3 + 58*y*z^3 + 47*z^4)/ (3*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 0, 0, y] + (((-6*I)*Pi)/(y*z) + (-5*y^2 + 10*y^3 - 5*y^4 + 84*y^2*z - 124*y^3*z + 46*y^4*z + 18*z^2 - 36*y*z^2 - 191*y^2*z^2 + 200*y^3*z^2 - 32*y^4*z^2 - 76*z^3 + 108*y*z^3 + 150*y^2*z^3 - 86*y^3*z^3 + 118*z^4 - 108*y*z^4 - 38*y^2*z^4 - 80*z^5 + 36*y*z^5 + 20*z^6)/(4*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1, 0, y] + (57*G[0, 0, 0, 0, y])/(2*y*z) - (21*G[0, 0, 1, 0, y])/(y*z) - (35*G[0, 1, 0, 0, y])/(2*y*z) + (19*G[0, 1, 1, 0, y])/(2*y*z) - (43*G[1, 0, 0, 0, y])/(2*y*z) + (29*G[1, 0, 1, 0, y])/(2*y*z) + (12*G[1, 1, 0, 0, y])/(y*z) - (9*G[1, 1, 1, 0, y])/(2*y*z) + (((-12*I)*Pi)/(y*z) + (454 - 548*y + 184*y^2 - 2400*z + 2704*y*z - 808*y^2*z + 5271*z^2 - 5138*y*z^2 + 1221*y^2*z^2 - 6164*z^3 + 5102*y*z^3 - 1078*y^2*z^3 + 4056*z^4 - 2650*y*z^4 + 319*y^2*z^4 - 1428*z^5 + 530*y*z^5 + 211*z^6)/(36*y*(-1 + z)^4*z*(-1 + y + z)^2))* Zeta[3] + G[1, y]*((I*Pi^3)/(y*z) + (Pi^2*(5*y^2 - 10*y^3 + 5*y^4 - 84*y^2*z + 124*y^3*z - 46*y^4*z - 18*z^2 + 36*y*z^2 + 191*y^2*z^2 - 200*y^3*z^2 + 32*y^4*z^2 + 76*z^3 - 108*y*z^3 - 150*y^2*z^3 + 86*y^3*z^3 - 118*z^4 + 108*y*z^4 + 38*y^2*z^4 + 80*z^5 - 36*y*z^5 - 20*z^6))/ (24*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (25*Zeta[3])/(2*y*z))) + G[1, y]*((33*Pi^4)/(40*y*z) - ((I/72)*Pi^3*(55 - 110*y + 55*y^2 - 364*z + 528*y*z - 182*y^2*z + 726*z^2 - 690*y*z^2 + 109*y^2*z^2 - 580*z^3 + 272*y*z^3 + 163*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(-322*y^3 + 1038*y^4 - 1110*y^5 + 394*y^6 - 1130*y^2*z + 2686*y^3*z - 2779*y^4*z + 1555*y^5*z - 332*y^6*z - 286*y*z^2 + 746*y^2*z^2 + 931*y^3*z^2 - 2245*y^4*z^2 + 748*y^5*z^2 - 2*y^6*z^2 + 324*z^3 - 2828*y*z^3 + 10565*y^2*z^3 - 15159*y^3*z^3 + 8231*y^4*z^3 - 1133*y^5*z^3 - 1728*z^4 + 10971*y*z^4 - 22465*y^2*z^4 + 17743*y^3*z^4 - 4305*y^4*z^4 + 3204*z^5 - 13034*y*z^5 + 15769*y^2*z^5 - 5939*y^3*z^5 - 2520*z^6 + 5897*y*z^6 - 3485*y^2*z^6 + 720*z^7 - 720*y*z^7))/ (432*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) - (3*Pi^2*G[0, 0, z])/(4*y*z) + (7*Pi^2*G[0, 1, z])/(12*y*z) + (Pi^2*G[0, 1 - y, z])/(6*y*z) + (5*Pi^2*G[0, -y, z])/(6*y*z) + (3*Pi^2*G[1, 0, z])/(4*y*z) - (Pi^2*G[1, 1, z])/(3*y*z) - (2*Pi^2*G[1, 1 - y, z])/(3*y*z) - (Pi^2*G[1 - y, 0, z])/(3*y*z) - (Pi^2*G[1 - y, 1, z])/(6*y*z) + (Pi^2*G[1 - y, 1 - y, z])/(6*y*z) + (2*Pi^2*G[1 - y, -y, z])/(3*y*z) + (Pi^2*G[-y, 0, z])/(2*y*z) - (4*Pi^2*G[-y, -y, z])/(3*y*z) + (((15*I)*Pi)/(y*z) + (-2*y^2 - 4*y^3 + 4*y^4 + 6*y*z - 12*y^2*z + 16*y^3*z - 4*y^4*z - 12*z^2 + 31*y^2*z^2 - 22*y^3*z^2 + y^4*z^2 + 44*z^3 - 36*y*z^3 - 18*y^2*z^3 + 10*y^3*z^3 - 62*z^4 + 48*y*z^4 + y^2*z^4 + 40*z^5 - 18*y*z^5 - 10*z^6)/(2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* Zeta[3] + G[1, z]*(((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(-10*y^2 + 8*y^3 - y^4 + 6*y*z + 64*y^2*z - 78*y^3*z + 26*y^4*z - 30*z^2 + 36*y*z^2 - 153*y^2*z^2 + 120*y^3*z^2 - 19*y^4*z^2 + 120*z^3 - 144*y*z^3 + 154*y^2*z^3 - 50*y^3*z^3 - 180*z^4 + 156*y*z^4 - 55*y^2*z^4 + 120*z^5 - 54*y*z^5 - 30*z^6))/(36*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - Zeta[3]/(y*z)) + G[-y, z]*(((-I)*Pi^3)/(y*z) + (Pi^2*(-4*y^2 + 2*y^4 + 2*y^2*z + 2*y^3*z + 9*z^2 - 18*y*z^2 + 8*y^2*z^2 - 20*z^3 + 18*y*z^3 + 10*z^4))/(12*y^3*z* (-1 + y + z)^2) + (4*Zeta[3])/(y*z)) + G[1 - y, z]* (((I/2)*Pi^3)/(y*z) + (Pi^2*(13*y^2 - 26*y^3 + 13*y^4 - 12*y*z + 92*y^2*z - 144*y^3*z + 70*y^4*z + 60*z^2 - 72*y*z^2 - 264*y^2*z^2 + 318*y^3*z^2 - 59*y^4*z^2 - 240*z^3 + 288*y*z^3 + 200*y^2*z^3 - 148*y^3*z^3 + 360*z^4 - 312*y*z^4 - 41*y^2*z^4 - 240*z^5 + 108*y*z^5 + 60*z^6))/(72*y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (7*Zeta[3])/(y*z))) + G[0, y]*((8423*Pi^4)/(4320*y*z) - ((I/864)*Pi*(11845 - 36399*y + 37263*y^2 - 12709*y^3 - 32006*z + 70061*y*z - 54724*y^2*z + 16669*y^3*z + 20809*z^2 - 29702*y*z^2 + 9541*y^2*z^2 - 648*z^3))/ ((-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)) + (-48011 + 151521*y - 159009*y^2 + 55499*y^3 + 100810*z - 184435*y*z + 148088*y^2*z - 64463*y^3*z - 56903*z^2 + 20710*y*z^2 + 28849*y^2*z^2 + 4104*z^3 + 3240*y*z^3)/ (5184*(-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)) - ((I/144)*Pi^3*(809 - 1762*y + 917*y^2 - 2948*z + 4854*y*z - 1690*y^2*z + 4062*z^2 - 4494*y*z^2 + 809*y^2*z^2 - 2516*z^3 + 1402*y*z^3 + 593*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(-5707 + 14205*y - 11721*y^2 + 3223*y^3 + 41944*z - 88390*y*z + 62288*y^2*z - 15842*y^3*z - 90294*z^2 + 151860*y*z^2 - 78991*y^2*z^2 + 12241*y^3*z^2 + 77584*z^3 - 96018*y*z^3 + 28802*y^2*z^3 - 23527*z^4 + 18343*y*z^4))/ (2592*(-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)^2) + ((-433*Pi^2)/(24*y*z) + ((I/12)*Pi*(91 - 182*y + 91*y^2 - 868*z + 1284*y*z - 470*y^2*z + 1932*z^2 - 1878*y*z^2 + 307*y^2*z^2 - 1624*z^3 + 776*y*z^3 + 469*z^4))/(y*(-1 + z)^2*z* (-1 + y + z)^2) + (1712*y - 5136*y^2 + 5136*y^3 - 1712*y^4 - 4088*y*z + 10403*y^2*z - 7873*y^3*z + 1558*y^4*z + 324*z^2 + 1503*y*z^2 - 4623*y^2*z^2 + 3122*y^3*z^2 - 272*y^4*z^2 - 1008*z^3 + 2770*y*z^3 - 1911*y^2*z^3 + 41*y^3*z^3 + 1044*z^4 - 2257*y*z^4 + 1267*y^2*z^4 - 360*z^5 + 360*y*z^5)/ (72*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 0, z] - (3*Pi^2*G[0, 1, z])/(4*y*z) - (4*Pi^2*G[0, 1 - y, z])/(3*y*z) + ((11*Pi^2)/(3*y*z) - ((I/6)*Pi*(46 - 56*y + 19*y^2 - 92*z + 65*y*z + 46*z^2))/(y*z*(-1 + y + z)^2) + (-y - 148*y^2 + 125*y^3 + 6*y*z + 415*y^2*z - 216*y^3*z - 120*z^2 + 185*y*z^2 - 466*y^2*z^2 + 92*y^3*z^2 + 360*z^3 - 384*y*z^3 + 199*y^2*z^3 - 360*z^4 + 194*y*z^4 + 120*z^5)/(24*y^2*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 0, z] + (Pi^2*G[1, 1, z])/(2*y*z) + (7*Pi^2*G[1, 1 - y, z])/(12*y*z) + ((49*Pi^2)/(12*y*z) + ((I/12)*Pi*(77 - 154*y + 77*y^2 - 164*z + 264*y*z - 82*y^2*z + 66*z^2 - 102*y*z^2 + 23*y^2*z^2 + 52*z^3 - 8*y*z^3 - 31*z^4))/ (y*(-1 + z)^2*z*(-1 + y + z)^2) + (-1262*y^3 + 3858*y^4 - 3930*y^5 + 1334*y^6 - 3010*y^2*z + 13022*y^3*z - 19565*y^4*z + 11765*y^5*z - 2212*y^6*z - 1226*y*z^2 + 12994*y^2*z^2 - 32341*y^3*z^2 + 30739*y^4*z^2 - 11212*y^5*z^2 + 938*y^6*z^2 + 324*z^3 + 1940*y*z^3 - 16973*y^2*z^3 + 29931*y^3*z^3 - 18659*y^4*z^3 + 3437*y^5*z^3 - 1692*z^4 + 2667*y*z^4 + 4939*y^2*z^4 - 9265*y^3*z^4 + 3567*y^4*z^4 + 3132*z^5 - 6970*y*z^5 + 3983*y^2*z^5 - 145*y^3*z^5 - 2484*z^6 + 4309*y*z^6 - 1933*y^2*z^6 + 720*z^7 - 720*y*z^7)/ (72*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 0, z] - (Pi^2*G[1 - y, 1, z])/(2*y*z) + (Pi^2*G[1 - y, 1 - y, z])/(6*y*z) + (Pi^2*G[-y, 1 - y, z])/(2*y*z) + (((-33*I)*Pi)/(y*z) + (-37 + 74*y - 37*y^2 + 664*z - 999*y*z + 386*y^2*z - 1641*z^2 + 1620*y*z^2 - 271*y^2*z^2 + 1438*z^3 - 695*y*z^3 - 424*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 0, 0, z] + ((((15*I)/2)*Pi)/(y*z) + (26 - 32*y + 11*y^2 - 116*z + 125*y*z - 34*y^2*z + 189*z^2 - 148*y*z^2 + 20*y^2*z^2 - 134*z^3 + 55*y*z^3 + 35*z^4)/ (4*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 1, 0, z] + (((12*I)*Pi)/(y*z) + (-55*y^2 + 110*y^3 - 55*y^4 + 4*y^2*z - 30*y^3*z + 2*y^4*z - 54*z^2 + 108*y*z^2 + 219*y^2*z^2 - 216*y^3*z^2 + 26*y^4*z^2 + 228*z^3 - 324*y*z^3 - 230*y^2*z^3 + 136*y^3*z^3 - 354*z^4 + 324*y*z^4 + 62*y^2*z^4 + 240*z^5 - 108*y*z^5 - 60*z^6)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1 - y, 0, z] + (((12*I)*Pi)/(y*z) + (85*y^2 - 122*y^3 + 49*y^4 - 12*y*z - 412*y^2*z + 468*y^3*z - 122*y^4*z + 60*z^2 - 72*y*z^2 + 762*y^2*z^2 - 558*y^3*z^2 + 67*y^4*z^2 - 240*z^3 + 288*y*z^3 - 628*y^2*z^3 + 212*y^3*z^3 + 360*z^4 - 312*y*z^4 + 193*y^2*z^4 - 240*z^5 + 108*y*z^5 + 60*z^6)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 0, 0, z] + ((-29*y^2 + 22*y^3 - 2*y^4 - 6*y*z + 92*y^2*z - 69*y^3*z + 16*y^4*z + 30*z^2 - 36*y*z^2 - 81*y^2*z^2 + 66*y^3*z^2 - 11*y^4*z^2 - 120*z^3 + 144*y*z^3 + 2*y^2*z^3 - 19*y^3*z^3 + 180*z^4 - 156*y*z^4 + 16*y^2*z^4 - 120*z^5 + 54*y*z^5 + 30*z^6)* G[1, 1, 0, z])/(6*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (((-3*I)*Pi)/(y*z) + (-10*y^2 + 8*y^3 - y^4 + 6*y*z + 64*y^2*z - 78*y^3*z + 26*y^4*z - 30*z^2 + 36*y*z^2 - 153*y^2*z^2 + 120*y^3*z^2 - 19*y^4*z^2 + 120*z^3 - 144*y*z^3 + 154*y^2*z^3 - 50*y^3*z^3 - 180*z^4 + 156*y*z^4 - 55*y^2*z^4 + 120*z^5 - 54*y*z^5 - 30*z^6)/(6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1 - y, 0, z] + (((9*I)*Pi)/(y*z) + (-77*y^2 + 154*y^3 - 77*y^4 + 12*y*z + 92*y^2*z - 156*y^3*z + 34*y^4*z - 60*z^2 + 72*y*z^2 + 78*y^2*z^2 - 90*y^3*z^2 + 13*y^4*z^2 + 240*z^3 - 288*y*z^3 - 124*y^2*z^3 + 92*y^3*z^3 - 360*z^4 + 312*y*z^4 + 31*y^2*z^4 + 240*z^5 - 108*y*z^5 - 60*z^6)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1 - y, 0, 0, z] + ((20*y^2 - 64*y^3 + 38*y^4 + 12*y*z - 116*y^2*z + 222*y^3*z - 88*y^4*z - 60*z^2 + 72*y*z^2 + 165*y^2*z^2 - 246*y^3*z^2 + 47*y^4*z^2 + 240*z^3 - 288*y*z^3 - 62*y^2*z^3 + 88*y^3*z^3 - 360*z^4 + 312*y*z^4 - 7*y^2*z^4 + 240*z^5 - 108*y*z^5 - 60*z^6)* G[1 - y, 1, 0, z])/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (((-3*I)*Pi)/(y*z) + (43*y^2 - 86*y^3 + 43*y^4 - 12*y*z - 28*y^2*z + 36*y^3*z + 10*y^4*z + 60*z^2 - 72*y*z^2 - 84*y^2*z^2 + 138*y^3*z^2 - 29*y^4*z^2 - 240*z^3 + 288*y*z^3 + 80*y^2*z^3 - 88*y^3*z^3 + 360*z^4 - 312*y*z^4 - 11*y^2*z^4 - 240*z^5 + 108*y*z^5 + 60*z^6)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1 - y, 1 - y, 0, z] + (((-6*I)*Pi)/(y*z) + (-4*y^2 + 2*y^4 + 2*y^2*z + 2*y^3*z + 9*z^2 - 18*y*z^2 + 8*y^2*z^2 - 20*z^3 + 18*y*z^3 + 10*z^4)/(2*y^3*z* (-1 + y + z)^2))*G[-y, 1 - y, 0, z] + (57*G[0, 0, 0, 0, z])/ (2*y*z) - (15*G[0, 0, 1, 0, z])/(2*y*z) - (29*G[0, 0, 1 - y, 0, z])/ (2*y*z) - (21*G[0, 1, 0, 0, z])/(2*y*z) + G[0, 1, 1, 0, z]/(y*z) + (7*G[0, 1, 1 - y, 0, z])/(2*y*z) - (13*G[0, 1 - y, 0, 0, z])/(y*z) + G[0, 1 - y, 1, 0, z]/(y*z) + (7*G[0, 1 - y, 1 - y, 0, z])/(y*z) + (5*G[0, -y, 1 - y, 0, z])/(y*z) - (13*G[1, 0, 0, 0, z])/(y*z) + (3*G[1, 0, 1, 0, z])/(2*y*z) + (9*G[1, 0, 1 - y, 0, z])/(2*y*z) + G[1, 1, 0, 0, z]/(y*z) - G[1, 1, 1, 0, z]/(y*z) - (2*G[1, 1, 1 - y, 0, z])/(y*z) + (5*G[1, 1 - y, 0, 0, z])/(y*z) + G[1, 1 - y, 1, 0, z]/(2*y*z) - (4*G[1, 1 - y, 1 - y, 0, z])/(y*z) - (17*G[1 - y, 0, 0, 0, z])/(2*y*z) + G[1 - y, 0, 1, 0, z]/(2*y*z) + (4*G[1 - y, 0, 1 - y, 0, z])/(y*z) + (3*G[1 - y, 1, 0, 0, z])/ (y*z) + (4*G[1 - y, 1, 1, 0, z])/(y*z) - G[1 - y, 1, 1 - y, 0, z]/ (y*z) + (3*G[1 - y, 1 - y, 0, 0, z])/(y*z) - G[1 - y, 1 - y, 1 - y, 0, z]/(y*z) + (4*G[1 - y, -y, 1 - y, 0, z])/ (y*z) - G[-y, 0, 1, 0, z]/(y*z) + (5*G[-y, 0, 1 - y, 0, z])/(y*z) + (6*G[-y, 1 - y, 0, 0, z])/(y*z) - G[-y, 1 - y, 1, 0, z]/(y*z) - (2*G[-y, 1 - y, 1 - y, 0, z])/(y*z) - (8*G[-y, -y, 1 - y, 0, z])/ (y*z) + (((-12*I)*Pi)/(y*z) + (454 - 1600*y + 2130*y^2 - 1276*y^3 + 292*y^4 - 1276*z + 4592*y*z - 5868*y^2*z + 3172*y^3*z - 620*y^4*z + 1239*z^2 - 4680*y*z^2 + 5476*y^2*z^2 - 2408*y^3*z^2 + 319*y^4*z^2 - 466*z^3 + 2002*y*z^3 - 1958*y^2*z^3 + 530*y^3*z^3 + 49*z^4 - 314*y*z^4 + 211*y^2*z^4)/ (36*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2))*Zeta[3] + G[1 - y, z]*(((I/2)*Pi^3)/(y*z) + (Pi^2*(-21 + 50*y - 27*y^2 + 48*z - 86*y*z + 26*y^2*z - 27*z^2 + 36*y*z^2 - 6*y^2*z^2 - 6*z^3 + 6*z^4))/(24*y*(-1 + z)^2*z*(-1 + y + z)^2) - (13*Zeta[3])/(y*z)) + G[1, z]*(((I/2)*Pi^3)/(y*z) + (Pi^2*(13 - 10*y + y^2 - 52*z + 49*y*z - 14*y^2*z + 78*z^2 - 62*y*z^2 + 10*y^2*z^2 - 52*z^3 + 23*y*z^3 + 13*z^4))/ (12*y*(-1 + z)^2*z*(-1 + y + z)^2) + Zeta[3]/(2*y*z)) + G[0, z]*((((13*I)/2)*Pi^3)/(y*z) + (Pi^2*(560 - 1180*y + 605*y^2 - 3296*z + 4977*y*z - 1738*y^2*z + 6264*z^2 - 6150*y*z^2 + 1001*y^2*z^2 - 4880*z^3 + 2353*y*z^3 + 1352*z^4))/ (72*y*(-1 + z)^2*z*(-1 + y + z)^2) + ((I/72)*Pi*(-1358 + 4074*y - 4074*y^2 + 1358*y^3 + 3362*z - 8861*y*z + 6949*y^2*z - 1450*y^3*z - 2361*z^2 + 5655*y*z^2 - 3824*y^2*z^2 + 422*y^3*z^2 + 68*z^3 - 471*y*z^3 + 619*y^2*z^3 + 289*z^4 - 397*y*z^4))/((-1 + y)*y*(-1 + z)^2*z* (-1 + y + z)^2) + (17891*y - 72284*y^2 + 109506*y^3 - 73724*y^4 + 18611*y^5 + 17891*z - 153832*y*z + 391432*y^2*z - 423746*y^3*z + 199069*y^4*z - 30814*y^5*z - 83924*z^2 + 426358*y*z^2 - 761712*y^2*z^2 + 596335*y^3*z^2 - 190286*y^4*z^2 + 13229*y^5*z^2 + 144432*z^3 - 525206*y*z^3 + 677755*y^2*z^3 - 361004*y^3*z^3 + 63915*y^4*z^3 - 108764*z^4 + 292351*y*z^4 - 261362*y^2*z^4 + 77883*y^3*z^4 + 30473*z^5 - 57562*y*z^5 + 27197*y^2*z^5 - 108*z^6)/(864*(-1 + y)^2*y* (-1 + z)^2*z*(-1 + y + z)^2*(y + z)) + (9*Zeta[3])/(y*z))) - (64*Zeta[5])/(15*y*z)))/eps + Nc^3*((618377*Pi^6)/(1632960*y*z) + (252283877 - 252283877*y - 203761070*z + 205119926*y*z - 1358856*z^2)/ (839808*(-1 + y)*y*(-1 + z)*z) + ((I/93312)*Pi*(22986803 - 22986803*y - 18902081*z + 19191737*y*z - 289656*z^2))/((-1 + y)*y*(-1 + z)*z) - ((I/7776)*Pi^3*(-4945*y + 15105*y^2 - 15375*y^3 + 5215*y^4 - 4945*z + 52984*y*z - 229354*y^2*z + 327168*y^3*z - 145853*y^4*z + 27187*z^2 - 266698*y*z^2 + 651860*y^2*z^2 - 523728*y^3*z^2 + 116887*y^4*z^2 - 42027*z^3 + 341488*y*z^3 - 516904*y^2*z^3 + 211935*y^3*z^3 + 22273*z^4 - 130825*y*z^4 + 103044*y^2*z^4 - 2488*z^5 + 7996*y*z^5))/ ((-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)) + (Pi^2*(-41674669*y + 166366252*y^2 - 249050742*y^3 + 165701404*y^4 - 41342245*y^5 - 41674669*z + 320555288*y*z - 801781502*y^2*z + 896997826*y^3*z - 462498953*y^4*z + 88402010*y^5*z + 153572788*z^2 - 759662960*y*z^2 + 1378177560*y^2*z^2 - 1135837877*y^3*z^2 + 408142222*y^4*z^2 - 44391733*y^5*z^2 - 206932200*z^3 + 764838226*y*z^3 - 1023760877*y^2*z^3 + 579865612*y^3*z^3 - 114012705*y^4*z^3 + 119189584*z^4 - 332580083*y*z^4 + 308035294*y^2*z^4 - 94642851*y^3*z^4 - 23500375*z^5 + 47871014*y*z^5 - 24368695*y^2*z^5 - 655128*z^6 + 653184*y*z^6))/ (559872*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)) - ((I/4320)*Pi^5*(15373 - 59548*y + 86892*y^2 - 56632*y^3 + 13915*y^4 - 85758*z + 313438*y*z - 424326*y^2*z + 252234*y^3*z - 55588*y^4*z + 199815*z^2 - 679766*y*z^2 + 837115*y^2*z^2 - 440240*y^3*z^2 + 82644*y^4*z^2 - 249140*z^3 + 780360*y*z^3 - 856252*y^2*z^3 + 383536*y^3*z^3 - 56776*y^4*z^3 + 175515*z^4 - 498460*y*z^4 + 468468*y^2*z^4 - 162624*y^3*z^4 + 14509*y^4*z^4 - 66318*z^5 + 166730*y*z^5 - 125002*y^2*z^5 + 26318*y^3*z^5 + 10513*z^6 - 22754*y*z^6 + 11809*y^2*z^6))/((-1 + y)^2*y*(-1 + z)^4*z* (-1 + y + z)^2) + (Pi^4*(791435*y - 3883447*y^2 + 7620554*y^3 - 7475330*y^4 + 3665611*y^5 - 718823*y^6 - 4434126*y*z + 20350928*y^2*z - 36973364*y^3*z + 33156360*y^4*z - 14620526*y^5*z + 2520728*y^6*z + 43848*z^2 + 10067757*y*z^2 - 43649347*y^2*z^2 + 73436865*y^3*z^2 - 59754699*y^4*z^2 + 23168974*y^5*z^2 - 3316854*y^6*z^2 - 217296*z^3 - 11646580*y*z^3 + 48439672*y^2*z^3 - 75140672*y^3*z^3 + 54505768*y^4*z^3 - 17761996*y^5*z^3 + 1834928*y^6*z^3 + 434160*z^4 + 6885861*y*z^4 - 28763885*y^2*z^4 + 41063156*y^3*z^4 - 25925904*y^4*z^4 + 6635231*y^5*z^4 - 349355*y^6*z^4 - 437184*z^5 - 1562190*y*z^5 + 8210344*y^2*z^5 - 10988580*y^3*z^5 + 5790600*y^4*z^5 - 999166*y^5*z^5 + 221832*z^6 - 220957*y*z^6 - 602745*y^2*z^6 + 983337*y^3*z^6 - 384923*y^4*z^6 - 45360*z^7 + 118800*y*z^7 - 101520*y^2*z^7 + 28080*y^3*z^7))/ (103680*(-1 + y)^3*y^2*(-1 + z)^4*z*(-1 + y + z)^2) + (8*G[0, 1 - y, -y, z]*G[1, 1, 0, y])/(y*z) - (22*G[0, -y, -y, z]*G[1, 1, 0, y])/(y*z) + (3*G[1, 0, -y, z]*G[1, 1, 0, y])/(y*z) + G[0, -y, 0, z]* ((-17*G[1, 0, 0, y])/(y*z) + (5*G[1, 1, 0, y])/(y*z)) + G[0, 0, -y, z]*((12*G[0, 1, 0, y])/(y*z) + (12*G[1, 1, 0, y])/(y*z)) + (((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(-11*y^2 + 68*y^3 - 132*y^4 + 104*y^5 - 29*y^6 + 48*y*z - 221*y^2*z + 246*y^3*z + 174*y^4*z - 550*y^5*z + 411*y^6*z - 108*y^7*z + 30*z^2 - 360*y*z^2 + 1159*y^2*z^2 - 1532*y^3*z^2 + 763*y^4*z^2 + 54*y^5*z^2 - 114*y^6*z^2 - 150*z^3 + 1020*y*z^3 - 2209*y^2*z^3 + 2386*y^3*z^3 - 1419*y^4*z^3 + 424*y^5*z^3 - 52*y^6*z^3 + 300*z^4 - 1440*y*z^4 + 2048*y^2*z^4 - 1500*y^3*z^4 + 702*y^4*z^4 - 140*y^5*z^4 - 300*z^5 + 1080*y*z^5 - 934*y^2*z^5 + 332*y^3*z^5 - 88*y^4*z^5 + 150*z^6 - 408*y*z^6 + 168*y^2*z^6 - 30*z^7 + 60*y*z^7))/(72*(-1 + y)^2*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[1 - y, 1, 1 - y, z] + (((32*I)*Pi)/(y*z) + (521*Pi^2)/(12*y*z) + (-289 + 578*y - 289*y^2 + 635*z - 885*y*z + 298*y^2*z - 346*z^2 + 298*y*z^2)/(4*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)))* G[0, 0, 0, 0, y] + ((521*Pi^2)/(12*y*z) - ((4*I)*Pi*(-8 - 20*z + 19*z^2))/(y*(-1 + z)^2*z) + (-1734 + 1734*y + 3764*z - 1742*y*z - 2123*z^2 + 93*y*z^2 + 93*z^3)/ (24*y*(-1 + z)^2*z*(-1 + y + z)))*G[0, 0, 0, 0, z] + (12*Pi^2*G[0, 0, 0, 1, y])/(y*z) + (31*Pi^2*G[0, 0, 0, 1, z])/(6*y*z) + (25*Pi^2*G[0, 0, 0, 1 - y, z])/(3*y*z) + ((-245*Pi^2)/(8*y*z) + ((I/4)*Pi*(-98*y^2 + 320*y^3 - 390*y^4 + 212*y^5 - 44*y^6 + 80*y^2*z - 193*y^3*z + 174*y^4*z - 77*y^5*z + 16*y^6*z - 54*z^2 + 216*y*z^2 - 45*y^2*z^2 - 636*y^3*z^2 + 769*y^4*z^2 - 266*y^5*z^2 + 10*y^6*z^2 + 228*z^3 - 780*y*z^3 + 578*y^2*z^3 + 499*y^3*z^3 - 680*y^4*z^3 + 167*y^5*z^3 - 354*z^4 + 1032*y*z^4 - 911*y^2*z^4 + 118*y^3*z^4 + 109*y^4*z^4 + 240*z^5 - 588*y*z^5 + 456*y^2*z^5 - 108*y^3*z^5 - 60*z^6 + 120*y*z^6 - 60*y^2*z^6))/((-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (1580*y^4 - 7582*y^5 + 14594*y^6 - 14090*y^7 + 6826*y^8 - 1328*y^9 + 3904*y^3*z - 23498*y^4*z + 57509*y^5*z - 72845*y^6*z + 49899*y^7*z - 17251*y^8*z + 2282*y^9*z + 2912*y^2*z^2 - 25600*y^3*z^2 + 84189*y^4*z^2 - 139425*y^5*z^2 + 126743*y^6*z^2 - 62577*y^7*z^2 + 14912*y^8*z^2 - 1142*y^9*z^2 + 1434*y*z^3 - 15266*y^2*z^3 + 62783*y^3*z^3 - 130859*y^4*z^3 + 151340*y^5*z^3 - 97748*y^6*z^3 + 32615*y^7*z^3 - 4299*y^8*z^3 + 648*z^4 - 7822*y*z^4 + 34723*y^2*z^4 - 79505*y^3*z^4 + 103888*y^4*z^4 - 78386*y^5*z^4 + 31901*y^6*z^4 - 5471*y^7*z^4 - 2438*z^5 + 16264*y*z^5 - 43030*y^2*z^5 + 58861*y^3*z^5 - 44561*y^4*z^5 + 17925*y^5*z^5 - 3021*y^6*z^5 + 3446*z^6 - 16280*y*z^6 + 29817*y^2*z^6 - 26167*y^3*z^6 + 10765*y^4*z^6 - 1569*y^5*z^6 - 2170*z^7 + 7886*y*z^7 - 10578*y^2*z^7 + 6178*y^3*z^7 - 1316*y^4*z^7 + 514*z^8 - 1482*y*z^8 + 1422*y^2*z^8 - 454*y^3*z^8)/(24*(-1 + y)^3*y^3* (-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))*G[0, 0, 1, 0, y] + ((-207*Pi^2)/(8*y*z) + ((I/12)*Pi*(-256*y^2 + 512*y^3 - 256*y^4 + 384*y^2*z - 931*y^3*z + 412*y^4*z + 162*z^2 - 324*y*z^2 + 1767*y^2*z^2 - 1036*y^3*z^2 + 120*y^4*z^2 - 1008*z^3 + 1620*y*z^3 - 5788*y^2*z^3 + 3718*y^3*z^3 - 560*y^4*z^3 + 2592*z^4 - 3240*y*z^4 + 6762*y^2*z^4 - 3092*y^3*z^4 + 230*y^4*z^4 - 3528*z^5 + 3240*y*z^5 - 3612*y^2*z^5 + 829*y^3*z^5 + 2682*z^6 - 1620*y*z^6 + 743*y^2*z^6 - 1080*z^7 + 324*y*z^7 + 180*z^8))/(y^3*(-1 + z)^4*z* (-1 + y + z)^2) + (4205*y^4 - 12381*y^5 + 12147*y^6 - 3971*y^7 + 6610*y^3*z - 41730*y^4*z + 77645*y^5*z - 55931*y^6*z + 13406*y^7*z + 1685*y^2*z^2 - 39099*y^3*z^2 + 141739*y^4*z^2 - 185807*y^5*z^2 + 97274*y^6*z^2 - 15396*y^7*z^2 - 3258*y*z^3 + 1380*y^2*z^3 + 80945*y^3*z^3 - 223021*y^4*z^3 + 214992*y^5*z^3 - 79548*y^6*z^3 + 7718*y^7*z^3 - 1944*z^4 + 24114*y*z^4 - 40284*y^2*z^4 - 54600*y^3*z^4 + 168317*y^4*z^4 - 125525*y^5*z^4 + 30797*y^6*z^4 - 1451*y^7*z^4 + 11202*z^5 - 73086*y*z^5 + 118952*y^2*z^5 - 37372*y^3*z^5 - 46390*y^4*z^5 + 33071*y^5*z^5 - 4433*y^6*z^5 - 26910*z^6 + 117690*y*z^6 - 159633*y^2*z^6 + 79921*y^3*z^6 - 8983*y^4*z^6 - 2301*y^5*z^6 + 34500*z^7 - 108186*y*z^7 + 111924*y^2*z^7 - 45307*y^3*z^7 + 5557*y^4*z^7 - 24900*z^8 + 55986*y*z^8 - 39412*y^2*z^8 + 8902*y^3*z^8 + 9594*z^9 - 14622*y*z^9 + 5388*y^2*z^9 - 1542*z^10 + 1362*y*z^10)/ (72*(-1 + y)*y^3*(-1 + z)^4*z*(-1 + y + z)^2*(y + z)^2))* G[0, 0, 1, 0, z] - (49*Pi^2*G[0, 0, 1, 1, y])/(6*y*z) - (4*Pi^2*G[0, 0, 1, 1, z])/(3*y*z) - (19*Pi^2*G[0, 0, 1, 1 - y, z])/ (12*y*z) + (55*Pi^2*G[0, 0, 1 - y, 0, z])/(12*y*z) - (65*Pi^2*G[0, 0, 1 - y, 1 - y, z])/(12*y*z) - (2*Pi^2*G[0, 0, -y, 1 - y, z])/(y*z) + ((-157*Pi^2)/(6*y*z) - ((I/12)*Pi*(289 - 940*y + 1140*y^2 - 616*y^3 + 127*y^4 - 220*z + 788*y*z - 990*y^2*z + 532*y^3*z - 110*y^4*z - 840*z^2 + 1926*y*z^2 - 1475*y^2*z^2 + 352*y^3*z^2 + 19*y^4*z^2 + 1184*z^3 - 2528*y*z^3 + 1720*y^2*z^3 - 340*y^3*z^3 - 413*z^4 + 754*y*z^4 - 359*y^2*z^4))/((-1 + y)^2*y*(-1 + z)^2*z* (-1 + y + z)^2) + (4402*y^3 - 21014*y^4 + 40114*y^5 - 38278*y^6 + 18260*y^7 - 3484*y^8 + 7544*y^2*z - 52484*y^3*z + 142055*y^4*z - 194191*y^5*z + 141929*y^6*z - 52295*y^7*z + 7442*y^8*z + 4906*y*z^2 - 50836*y^2*z^2 + 189592*y^3*z^2 - 347762*y^4*z^2 + 344450*y^5*z^2 - 182410*y^6*z^2 + 45184*y^7*z^2 - 3160*y^8*z^2 + 1170*z^3 - 22282*y*z^3 + 120657*y^2*z^3 - 296769*y^3*z^3 + 383726*y^4*z^3 - 267510*y^5*z^3 + 92955*y^6*z^3 - 11947*y^7*z^3 - 3510*z^4 + 35328*y*z^4 - 125996*y^2*z^4 + 215460*y^3*z^4 - 192534*y^4*z^4 + 87116*y^5*z^4 - 15792*y^6*z^4 + 3510*z^5 - 23434*y*z^5 + 57403*y^2*z^5 - 66801*y^3*z^5 + 37705*y^4*z^5 - 8383*y^5*z^5 - 1170*z^6 + 5482*y*z^6 - 8772*y^2*z^6 + 5802*y^3*z^6 - 1378*y^4*z^6)/(72*(-1 + y)^3*y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2))*G[0, 1, 0, 0, y] + ((-331*Pi^2)/(12*y*z) + ((I/12)*Pi*(-289 + 578*y - 289*y^2 + 294*z - 604*y*z + 184*y^2*z + 2505*z^2 - 2932*y*z^2 + 966*y^2*z^2 - 7180*z^3 + 6496*y*z^3 - 1220*y^2*z^3 + 7905*z^4 - 4742*y*z^4 + 413*y^2*z^4 - 4026*z^5 + 1204*y*z^5 + 791*z^6))/ (y*(-1 + z)^4*z*(-1 + y + z)^2) + (4555*y^3 - 13503*y^4 + 13341*y^5 - 4393*y^6 + 7454*y^2*z - 45528*y^3*z + 81607*y^4*z - 55921*y^5*z + 12388*y^6*z + 4267*y*z^2 - 48063*y^2*z^2 + 150200*y^3*z^2 - 181768*y^4*z^2 + 88456*y^5*z^2 - 12804*y^6*z^2 + 774*z^3 - 20844*y*z^3 + 113335*y^2*z^3 - 226361*y^3*z^3 + 190500*y^4*z^3 - 63294*y^5*z^3 + 5134*y^6*z^3 - 3024*z^4 + 35901*y*z^4 - 118389*y^2*z^4 + 158191*y^3*z^4 - 90019*y^4*z^4 + 18043*y^5*z^4 - 631*y^6*z^4 + 3312*z^5 - 19532*y*z^5 + 38170*y^2*z^5 - 30194*y^3*z^5 + 10507*y^4*z^5 - 931*y^5*z^5 + 1548*z^6 - 13257*y*z^6 + 25409*y^2*z^6 - 17690*y^3*z^6 + 2982*y^4*z^6 - 5886*z^7 + 21024*y*z^7 - 22667*y^2*z^7 + 7133*y^3*z^7 + 4356*z^8 - 8459*y*z^8 + 4751*y^2*z^8 - 1080*z^9 + 900*y*z^9)/ (72*(-1 + y)*y^2*(-1 + z)^4*z*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 0, 0, z] - (41*Pi^2*G[0, 1, 0, 1, y])/(6*y*z) - (4*Pi^2*G[0, 1, 0, 1, z])/(3*y*z) - (7*Pi^2*G[0, 1, 0, 1 - y, z])/ (3*y*z) + ((13*Pi^2)/(y*z) - ((I/12)*Pi*(-86*y^2 + 28*y^3 + 22*y^4 - 520*y^2*z + 924*y^3*z - 368*y^4*z + 162*z^2 - 324*y*z^2 + 1995*y^2*z^2 - 1770*y^3*z^2 + 265*y^4*z^2 - 684*z^3 + 972*y*z^3 - 2086*y^2*z^3 + 818*y^3*z^3 + 1062*z^4 - 972*y*z^4 + 697*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (-2390*y^4 + 6594*y^5 - 6117*y^6 + 1913*y^7 - 3943*y^3*z + 15599*y^4*z - 22070*y^5*z + 12512*y^6*z - 2098*y^7*z + 373*y^2*z^2 + 3919*y^3*z^2 - 12538*y^4*z^2 + 12070*y^5*z^2 - 4747*y^6*z^2 + 581*y^7*z^2 + 4068*y*z^3 - 19636*y^2*z^3 + 37435*y^3*z^3 - 34203*y^4*z^3 + 13768*y^5*z^3 - 1252*y^6*z^3 + 1944*z^4 - 22062*y*z^4 + 66774*y^2*z^4 - 87890*y^3*z^4 + 52856*y^4*z^4 - 10758*y^5*z^4 - 7314*z^5 + 42894*y*z^5 - 83140*y^2*z^5 + 66920*y^3*z^5 - 19720*y^4*z^5 + 10338*z^6 - 37236*y*z^6 + 42637*y^2*z^6 - 16441*y^3*z^6 - 6510*z^7 + 13698*y*z^7 - 7008*y^2*z^7 + 1542*z^8 - 1362*y*z^8)/(72*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[0, 1, 1, 0, y] + ((8*Pi^2)/(y*z) - ((I/6)*Pi*(158 - 136*y + 23*y^2 - 596*z + 516*y*z - 118*y^2*z + 849*z^2 - 588*y*z^2 + 77*y^2*z^2 - 542*z^3 + 208*y*z^3 + 131*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (-442*y^3 + 174*y^4 + 942*y^5 - 674*y^6 + 304*y^2*z + 1844*y^3*z - 2593*y^4*z - 149*y^5*z + 594*y^6*z + 224*y*z^2 + 1240*y^2*z^2 - 9786*y^3*z^2 + 12651*y^4*z^2 - 4662*y^5*z^2 + 333*y^6*z^2 - 126*z^3 - 124*y*z^3 - 7503*y^2*z^3 + 22919*y^3*z^3 - 20379*y^4*z^3 + 5754*y^5*z^3 - 361*y^6*z^3 - 486*z^4 + 2042*y*z^4 + 8769*y^2*z^4 - 21680*y^3*z^4 + 13168*y^4*z^4 - 1993*y^5*z^4 + 3294*z^5 - 8522*y*z^5 + 137*y^2*z^5 + 7644*y^3*z^5 - 2913*y^4*z^5 - 5706*z^6 + 11194*y*z^6 - 4737*y^2*z^6 - 391*y^3*z^6 + 4104*z^7 - 5714*y*z^7 + 1790*y^2*z^7 - 1080*z^8 + 900*y*z^8)/(72*(-1 + y)*y^2*(-1 + z)^3*z* (-1 + y + z)^2*(y + z)^2))*G[0, 1, 1, 0, z] + (47*Pi^2*G[0, 1, 1, 1, y])/(12*y*z) + (Pi^2*G[0, 1, 1, 1, z])/(6*y*z) + (Pi^2*G[0, 1, 1, 1 - y, z])/(2*y*z) - (2*Pi^2*G[0, 1, 1 - y, 0, z])/ (y*z) + (Pi^2*G[0, 1, 1 - y, 1, z])/(12*y*z) + (11*Pi^2*G[0, 1, 1 - y, 1 - y, z])/(6*y*z) + (29*Pi^2*G[0, 1 - y, 0, 0, z])/(12*y*z) + (Pi^2*G[0, 1 - y, 0, 1, z])/ (2*y*z) - (11*Pi^2*G[0, 1 - y, 0, 1 - y, z])/(3*y*z) + ((215*Pi^2)/(12*y*z) + ((I/12)*Pi*(440*y^2 - 880*y^3 + 440*y^4 - 1112*y^2*z + 1740*y^3*z - 556*y^4*z + 162*z^2 - 324*y*z^2 + 993*y^2*z^2 - 1002*y^3*z^2 + 197*y^4*z^2 - 684*z^3 + 972*y*z^3 - 410*y^2*z^3 + 142*y^3*z^3 + 1062*z^4 - 972*y*z^4 + 89*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (-3520*y^4 + 10776*y^5 - 10992*y^6 + 3736*y^7 - 8849*y^3*z + 38089*y^4*z - 56695*y^5*z + 33727*y^6*z - 6272*y^7*z - 6211*y^2*z^2 + 45695*y^3*z^2 - 102110*y^4*z^2 + 92006*y^5*z^2 - 32477*y^6*z^2 + 2683*y^7*z^2 - 3420*y*z^3 + 26452*y^2*z^3 - 81304*y^3*z^3 + 105960*y^4*z^3 - 57577*y^5*z^3 + 9889*y^6*z^3 - 1944*z^4 + 15978*y*z^4 - 43683*y^2*z^4 + 61595*y^3*z^4 - 42641*y^4*z^4 + 11343*y^5*z^4 + 7314*z^5 - 28530*y*z^5 + 35902*y^2*z^5 - 18761*y^3*z^5 + 4075*y^4*z^5 - 10338*z^6 + 24168*y*z^6 - 15508*y^2*z^6 + 1624*y^3*z^6 + 6510*z^7 - 9558*y*z^7 + 3048*y^2*z^7 - 1542*z^8 + 1362*y*z^8)/(72*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[0, 1 - y, 1, 0, z] - (3*Pi^2*G[0, 1 - y, 1, 1, z])/(4*y*z) + (5*Pi^2*G[0, 1 - y, 1, 1 - y, z])/(4*y*z) - (29*Pi^2*G[0, 1 - y, 1 - y, 0, z])/(12*y*z) - (Pi^2*G[0, 1 - y, 1 - y, 1, z])/(2*y*z) + (13*Pi^2*G[0, 1 - y, 1 - y, 1 - y, z])/(6*y*z) - (4*Pi^2*G[0, 1 - y, -y, 1 - y, z])/(3*y*z) - (2*Pi^2*G[0, -y, 0, 1, z])/ (3*y*z) - (13*Pi^2*G[0, -y, 0, 1 - y, z])/(6*y*z) - (5*Pi^2*G[0, -y, 1 - y, 0, z])/(6*y*z) - (2*Pi^2*G[0, -y, 1 - y, 1, z])/ (3*y*z) + (5*Pi^2*G[0, -y, 1 - y, 1 - y, z])/(6*y*z) + (11*Pi^2*G[0, -y, -y, 1 - y, z])/(3*y*z) + ((-273*Pi^2)/(8*y*z) - ((I/12)*Pi*(356 - 712*y + 356*y^2 - 100*z + 253*y*z - 103*z^2))/(y*z*(-1 + y + z)^2) + (-4370 + 13416*y - 13722*y^2 + 4676*y^3 + 14022*z - 34013*y*z + 24811*y^2*z - 4820*y^3*z - 14760*z^2 + 24751*y*z^2 - 10801*y^2*z^2 + 5108*z^3 - 4298*y*z^3)/(72*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)^2))* G[1, 0, 0, 0, y] + ((-811*Pi^2)/(24*y*z) + ((I/12)*Pi*(-356 + 712*y - 356*y^2 + 164*z - 381*y*z + 64*y^2*z + 1329*z^2 - 1050*y*z^2 + 130*y^2*z^2 - 1726*z^3 + 719*y*z^3 + 589*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (6971*y - 13798*y^2 + 6827*y^3 - 28543*y*z + 44515*y^2*z - 14787*y^3*z + 1620*z^2 + 42458*y*z^2 - 52659*y^2*z^2 + 10863*y^3*z^2 - 6480*z^3 - 25826*y*z^3 + 26317*y^2*z^3 - 2417*y^3*z^3 + 9720*z^4 + 3595*y*z^4 - 4375*y^2*z^4 - 6480*z^5 + 1345*y*z^5 + 1620*z^6)/(72*y^2*(-1 + z)^3*z*(-1 + y + z)^2))* G[1, 0, 0, 0, z] - (23*Pi^2*G[1, 0, 0, 1, y])/(3*y*z) - (4*Pi^2*G[1, 0, 0, 1, z])/(3*y*z) - (11*Pi^2*G[1, 0, 0, 1 - y, z])/ (4*y*z) + ((131*Pi^2)/(6*y*z) + ((I/12)*Pi*(202*y^2 - 332*y^3 + 148*y^4 - 72*y*z - 16*y^2*z + 240*y^3*z - 116*y^4*z + 198*z^2 - 108*y*z^2 - 777*y^2*z^2 + 426*y^3*z^2 + 13*y^4*z^2 - 756*z^3 + 756*y*z^3 + 794*y^2*z^3 - 334*y^3*z^3 + 1098*z^4 - 900*y*z^4 - 203*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (-3280*y^4 + 9696*y^5 - 9624*y^6 + 3208*y^7 - 6791*y^3*z + 30289*y^4*z - 47290*y^5*z + 29824*y^6*z - 6032*y^7*z - 1975*y^2*z^2 + 26033*y^3*z^2 - 70886*y^4*z^2 + 72608*y^5*z^2 - 28862*y^6*z^2 + 2740*y^7*z^2 - 162*y*z^3 + 3808*y^2*z^3 - 29929*y^3*z^3 + 58785*y^4*z^3 - 40900*y^5*z^3 + 8578*y^6*z^3 - 1104*z^4 + 3876*y*z^4 - 1545*y^2*z^4 + 4721*y^3*z^4 - 11414*y^4*z^4 + 5970*y^5*z^4 + 4914*z^5 - 12300*y*z^5 + 1714*y^2*z^5 + 8722*y^3*z^5 - 3410*y^4*z^5 - 8058*z^6 + 14982*y*z^6 - 4150*y^2*z^6 - 2756*y^3*z^6 + 5790*z^7 - 7758*y*z^7 + 2148*y^2*z^7 - 1542*z^8 + 1362*y*z^8)/(72*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[1, 0, 1, 0, y] + ((77*Pi^2)/(6*y*z) - (((3*I)/4)*Pi*(15*y^2 - 14*y^3 + 3*y^4 - 4*y*z - 38*y^2*z + 26*y^3*z + 20*z^2 - 32*y*z^2 + 39*y^2*z^2 - 40*z^3 + 36*y*z^3 + 20*z^4))/(y^3*z*(-1 + y + z)^2) + (18*y^3 - 18*y^4 + 998*y^2*z - 3594*y^3*z + 4017*y^4*z - 1421*y^5*z + 546*y*z^2 - 4420*y^2*z^2 + 12341*y^3*z^2 - 12244*y^4*z^2 + 3777*y^5*z^2 - 1524*z^3 + 1104*y*z^3 + 5846*y^2*z^3 - 16259*y^3*z^3 + 14277*y^4*z^3 - 3444*y^5*z^3 + 7638*z^4 - 11238*y*z^4 + 766*y^2*z^4 + 9429*y^3*z^4 - 7395*y^4*z^4 + 980*y^5*z^4 - 15312*z^5 + 22992*y*z^5 - 8144*y^2*z^5 - 1727*y^3*z^5 + 1471*y^4*z^5 + 15348*z^6 - 20778*y*z^6 + 6718*y^2*z^6 - 208*y^3*z^6 - 7692*z^7 + 8736*y*z^7 - 1764*y^2*z^7 + 1542*z^8 - 1362*y*z^8)/(72*(-1 + y)*y^3*(-1 + z)^3*z^2* (-1 + y + z)^2))*G[1, 0, 1, 0, z] + (59*Pi^2*G[1, 0, 1, 1, y])/ (12*y*z) + (5*Pi^2*G[1, 0, 1, 1, z])/(6*y*z) + (Pi^2*G[1, 0, 1, 1 - y, z])/(12*y*z) - (7*Pi^2*G[1, 0, 1 - y, 0, z])/ (3*y*z) + (Pi^2*G[1, 0, 1 - y, 1, z])/(12*y*z) + (2*Pi^2*G[1, 0, 1 - y, 1 - y, z])/(y*z) - (Pi^2*G[1, 0, -y, 1 - y, z])/ (2*y*z) + ((113*Pi^2)/(6*y*z) - (((3*I)/4)*Pi*(-11 + 22*y - 11*y^2 - 20*z + 2*y*z + 6*y^2*z + 110*z^2 - 62*y*z^2 + y^2*z^2 - 116*z^3 + 38*y*z^3 + 37*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (-902*y^3 + 2790*y^4 - 2874*y^5 + 986*y^6 - 2224*y^2*z + 8754*y^3*z - 13285*y^4*z + 8663*y^5*z - 1908*y^6*z - 734*y*z^2 + 7314*y^2*z^2 - 18667*y^3*z^2 + 19261*y^4*z^2 - 8202*y^5*z^2 + 872*y^6*z^2 + 390*z^3 - 888*y*z^3 - 3623*y^2*z^3 + 11161*y^3*z^3 - 9403*y^4*z^3 + 2363*y^5*z^3 - 2040*z^4 + 8185*y*z^4 - 9291*y^2*z^4 + 2771*y^3*z^4 + 687*y^4*z^4 + 3750*z^5 - 11610*y*z^5 + 10927*y^2*z^5 - 3067*y^3*z^5 - 2940*z^6 + 5887*y*z^6 - 3103*y^2*z^6 + 840*z^7 - 840*y*z^7)/(24*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[1, 1, 0, 0, y] + ((8*Pi^2)/(y*z) - ((I/6)*Pi*(176*y^2 - 208*y^3 + 68*y^4 - 18*y*z - 812*y^2*z + 975*y^3*z - 316*y^4*z + 90*z^2 - 108*y*z^2 + 1434*y^2*z^2 - 1236*y^3*z^2 + 203*y^4*z^2 - 360*z^3 + 432*y*z^3 - 1136*y^2*z^3 + 469*y^3*z^3 + 540*z^4 - 468*y*z^4 + 338*y^2*z^4 - 360*z^5 + 162*y*z^5 + 90*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (-781*y^2 + 1707*y^3 - 987*y^4 + 61*y^5 + 546*y*z + 6197*y^2*z - 14647*y^3*z + 9539*y^4*z - 1635*y^5*z - 1524*z^2 + 924*y*z^2 - 18010*y^2*z^2 + 35950*y^3*z^2 - 20145*y^4*z^2 + 2805*y^5*z^2 + 7638*z^3 - 10518*y*z^3 + 26242*y^2*z^3 - 37710*y^3*z^3 + 15651*y^4*z^3 - 1123*y^5*z^3 - 15312*z^4 + 21912*y*z^4 - 20921*y^2*z^4 + 17767*y^3*z^4 - 4166*y^4*z^4 + 15348*z^5 - 20058*y*z^5 + 8857*y^2*z^5 - 3067*y^3*z^5 - 7692*z^6 + 8556*y*z^6 - 1584*y^2*z^6 + 1542*z^7 - 1362*y*z^7)/(72*(-1 + y)*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[1, 1, 0, 0, z] + (41*Pi^2*G[1, 1, 0, 1, y])/ (12*y*z) + (Pi^2*G[1, 1, 0, 1, z])/(6*y*z) + (5*Pi^2*G[1, 1, 0, 1 - y, z])/(6*y*z) + ((-37*Pi^2)/(6*y*z) + ((I/2)*Pi*(y^2 - 2*y^3 + y^4 + 6*y*z - 112*y^2*z + 144*y^3*z - 50*y^4*z - 30*z^2 + 36*y*z^2 + 276*y^2*z^2 - 258*y^3*z^2 + 37*y^4*z^2 + 120*z^3 - 144*y*z^3 - 220*y^2*z^3 + 116*y^3*z^3 - 180*z^4 + 156*y*z^4 + 55*y^2*z^4 + 120*z^5 - 54*y*z^5 - 30*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (313*y^4 - 1005*y^5 + 1071*y^6 - 379*y^7 + 210*y^3*z - 860*y^4*z + 1661*y^5*z - 1223*y^6*z + 212*y^7*z + 223*y^2*z^2 + 1339*y^3*z^2 - 4847*y^4*z^2 + 4725*y^5*z^2 - 1439*y^6*z^2 + 35*y^7*z^2 + 768*y*z^3 - 836*y^2*z^3 - 8235*y^3*z^3 + 16705*y^4*z^3 - 9861*y^5*z^3 + 1459*y^6*z^3 + 508*z^4 - 4002*y*z^4 + 1928*y^2*z^4 + 13000*y^3*z^4 - 16058*y^4*z^4 + 4612*y^5*z^4 - 2038*z^5 + 7858*y*z^5 - 3256*y^2*z^5 - 7443*y^3*z^5 + 4879*y^4*z^5 + 3066*z^6 - 7236*y*z^6 + 2957*y^2*z^6 + 1129*y^3*z^6 - 2050*z^7 + 3066*y*z^7 - 1016*y^2*z^7 + 514*z^8 - 454*y*z^8)/(24*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[1, 1, 1, 0, y] + G[-y, -y, z]*((((24*I)*Pi)/(y*z) + (-22*y^2 + 164*y^3 - 112*y^4 + 42*y*z + 50*y^2*z - 152*y^3*z - 75*z^2 + 66*y*z^2 - 58*y^2*z^2 + 180*z^3 - 108*y*z^3 - 90*z^4)/(6*y^3*z*(-1 + y + z)^2))* G[0, 1, 0, y] + (((24*I)*Pi)/(y*z) + (-22*y^2 + 164*y^3 - 112*y^4 + 42*y*z + 50*y^2*z - 152*y^3*z - 75*z^2 + 66*y*z^2 - 58*y^2*z^2 + 180*z^3 - 108*y*z^3 - 90*z^4)/(6*y^3*z*(-1 + y + z)^2))* G[1, 1, 0, y] + (16*G[0, 0, 1, 0, y])/(y*z) - (24*G[0, 1, 0, 0, y])/ (y*z) + (6*G[0, 1, 1, 0, y])/(y*z) - (22*G[1, 0, 1, 0, y])/(y*z) - (24*G[1, 1, 0, 0, y])/(y*z) - (4*G[1, 1, 1, 0, y])/(y*z)) + G[-y, 0, z]*((((-12*I)*Pi)/(y*z) + (11*y^2 - 70*y^3 + 47*y^4 - 42*y*z + 32*y^2*z + 34*y^3*z + 21*z^2 + 42*y*z^2 - 43*y^2*z^2 - 60*z^3 + 30*z^4)/(6*y^3*z*(-1 + y + z)^2))*G[0, 1, 0, y] + (((18*I)*Pi)/(y*z) + (-38*y^2 + 244*y^3 - 164*y^4 - 42*y*z + 298*y^2*z - 340*y^3*z - 195*z^2 + 474*y*z^2 - 398*y^2*z^2 + 420*z^3 - 432*y*z^3 - 210*z^4)/(12*y^3*z*(-1 + y + z)^2))* G[1, 0, 0, y] + (((-9*I)*Pi)/(y*z) + (-16*y^2 - 16*y^3 + 20*y^4 + 2*y^2*z + 22*y^3*z + 81*z^2 - 162*y*z^2 + 74*y^2*z^2 - 180*z^3 + 162*y*z^3 + 90*z^4)/(12*y^3*z*(-1 + y + z)^2))*G[1, 1, 0, y] - (9*G[0, 0, 1, 0, y])/(y*z) + (12*G[0, 1, 0, 0, y])/(y*z) - (2*G[0, 1, 1, 0, y])/(y*z) - (17*G[1, 0, 0, 0, y])/(y*z) + (14*G[1, 0, 1, 0, y])/(y*z) + (11*G[1, 1, 0, 0, y])/(y*z) - (2*G[1, 1, 1, 0, y])/(y*z)) + G[1 - y, -y, z]* ((((-12*I)*Pi)/(y*z) + (-47*y^2 + 164*y^3 - 216*y^4 + 128*y^5 - 29*y^6 + 18*y*z + 157*y^2*z - 618*y^3*z + 708*y^4*z - 226*y^5*z - 93*y^6*z + 54*y^7*z - 63*z^2 + 162*y*z^2 - 461*y^2*z^2 + 1054*y^3*z^2 - 1100*y^4*z^2 + 450*y^5*z^2 - 42*y^6*z^2 + 309*z^3 - 942*y*z^3 + 1193*y^2*z^3 - 1112*y^3*z^3 + 870*y^4*z^3 - 374*y^5*z^3 + 56*y^6*z^3 - 609*z^4 + 1794*y*z^4 - 1723*y^2*z^4 + 768*y^3*z^4 - 291*y^4*z^4 + 76*y^5*z^4 + 603*z^5 - 1620*y*z^5 + 1253*y^2*z^5 - 310*y^3*z^5 + 29*y^4*z^5 - 300*z^6 + 708*y*z^6 - 417*y^2*z^6 + 54*y^3*z^6 + 60*z^7 - 120*y*z^7 + 45*y^2*z^7)/ (6*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))*G[0, 1, 0, y] + (((-12*I)*Pi)/(y*z) + (-47*y^2 + 164*y^3 - 216*y^4 + 128*y^5 - 29*y^6 + 18*y*z + 157*y^2*z - 618*y^3*z + 708*y^4*z - 226*y^5*z - 93*y^6*z + 54*y^7*z - 63*z^2 + 162*y*z^2 - 461*y^2*z^2 + 1054*y^3*z^2 - 1100*y^4*z^2 + 450*y^5*z^2 - 42*y^6*z^2 + 309*z^3 - 942*y*z^3 + 1193*y^2*z^3 - 1112*y^3*z^3 + 870*y^4*z^3 - 374*y^5*z^3 + 56*y^6*z^3 - 609*z^4 + 1794*y*z^4 - 1723*y^2*z^4 + 768*y^3*z^4 - 291*y^4*z^4 + 76*y^5*z^4 + 603*z^5 - 1620*y*z^5 + 1253*y^2*z^5 - 310*y^3*z^5 + 29*y^4*z^5 - 300*z^6 + 708*y*z^6 - 417*y^2*z^6 + 54*y^3*z^6 + 60*z^7 - 120*y*z^7 + 45*y^2*z^7)/ (6*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))*G[1, 1, 0, y] - (8*G[0, 0, 1, 0, y])/(y*z) + (12*G[0, 1, 0, 0, y])/(y*z) - (3*G[0, 1, 1, 0, y])/(y*z) + (11*G[1, 0, 1, 0, y])/(y*z) + (12*G[1, 1, 0, 0, y])/(y*z) + (2*G[1, 1, 1, 0, y])/(y*z)) + G[0, -y, z]*((-3*Pi^2*G[1, 0, y])/(2*y*z) - (Pi^2*G[1, 1, y])/(2*y*z) + (((-15*I)*Pi)/(y*z) + (-5*y^2 + 28*y^3 - 52*y^4 + 40*y^5 - 11*y^6 + 7*y*z + 13*y^2*z - 118*y^3*z + 178*y^4*z - 71*y^5*z - 27*y^6*z + 18*y^7*z - 44*z^2 + 141*y*z^2 - 254*y^2*z^2 + 378*y^3*z^2 - 356*y^4*z^2 + 153*y^5*z^2 - 18*y^6*z^2 + 232*z^3 - 746*y*z^3 + 1014*y^2*z^3 - 793*y^3*z^3 + 406*y^4*z^3 - 133*y^5*z^3 + 20*y^6*z^3 - 482*z^4 + 1422*y*z^4 - 1628*y^2*z^4 + 883*y^3*z^4 - 229*y^4*z^4 + 29*y^5*z^4 + 494*z^5 - 1305*y*z^5 + 1250*y^2*z^5 - 477*y^3*z^5 + 53*y^4*z^5 - 250*z^6 + 581*y*z^6 - 445*y^2*z^6 + 99*y^3*z^6 + 50*z^7 - 100*y*z^7 + 55*y^2*z^7)/(2*(-1 + y)^2*y^3* (-1 + z)^3*z*(-1 + y + z)^2))*G[0, 1, 0, y] + (((-15*I)*Pi)/(y*z) + (-5*y^2 + 28*y^3 - 52*y^4 + 40*y^5 - 11*y^6 + 7*y*z + 13*y^2*z - 118*y^3*z + 178*y^4*z - 71*y^5*z - 27*y^6*z + 18*y^7*z - 44*z^2 + 141*y*z^2 - 254*y^2*z^2 + 378*y^3*z^2 - 356*y^4*z^2 + 153*y^5*z^2 - 18*y^6*z^2 + 232*z^3 - 746*y*z^3 + 1014*y^2*z^3 - 793*y^3*z^3 + 406*y^4*z^3 - 133*y^5*z^3 + 20*y^6*z^3 - 482*z^4 + 1422*y*z^4 - 1628*y^2*z^4 + 883*y^3*z^4 - 229*y^4*z^4 + 29*y^5*z^4 + 494*z^5 - 1305*y*z^5 + 1250*y^2*z^5 - 477*y^3*z^5 + 53*y^4*z^5 - 250*z^6 + 581*y*z^6 - 445*y^2*z^6 + 99*y^3*z^6 + 50*z^7 - 100*y*z^7 + 55*y^2*z^7)/(2*(-1 + y)^2*y^3* (-1 + z)^3*z*(-1 + y + z)^2))*G[1, 1, 0, y] - (5*G[0, 0, 1, 0, y])/(y*z) + (17*G[0, 1, 0, 0, y])/(y*z) - G[0, 1, 1, 0, y]/(y*z) + (13*G[1, 0, 1, 0, y])/(y*z) + (17*G[1, 1, 0, 0, y])/(y*z) + (3*G[1, 1, 1, 0, y])/(y*z)) + ((-9*Pi^2)/(y*z) - ((I/6)*Pi*(-20*y^2 + 40*y^3 - 20*y^4 - 18*y*z + 8*y^2*z + 123*y^3*z - 104*y^4*z + 90*z^2 - 108*y*z^2 + 159*y^2*z^2 - 294*y^3*z^2 + 88*y^4*z^2 - 360*z^3 + 432*y*z^3 - 262*y^2*z^3 + 131*y^3*z^3 + 540*z^4 - 468*y*z^4 + 115*y^2*z^4 - 360*z^5 + 162*y*z^5 + 90*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (6*y^3 - 6*y^4 + 207*y^2*z - 865*y^3*z + 1003*y^4*z - 345*y^5*z - 182*y*z^2 - 924*y^2*z^2 + 3606*y^3*z^2 - 3390*y^4*z^2 + 890*y^5*z^2 + 508*z^3 - 970*y*z^3 + 3292*y^2*z^3 - 5888*y^3*z^3 + 3451*y^4*z^3 - 393*y^5*z^3 - 2038*z^4 + 4456*y*z^4 - 5648*y^2*z^4 + 4380*y^3*z^4 - 1210*y^4*z^4 + 3066*z^5 - 5728*y*z^5 + 4081*y^2*z^5 - 1239*y^3*z^5 - 2050*z^6 + 2878*y*z^6 - 1008*y^2*z^6 + 514*z^7 - 454*y*z^7)/(24*(-1 + y)*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2))* G[1, 1, 1, 0, z] - (19*Pi^2*G[1, 1, 1, 1, y])/(12*y*z) - (7*Pi^2*G[1, 1, 1, 1, z])/(3*y*z) + (2*Pi^2*G[1, 1, 1, 1 - y, z])/ (3*y*z) + (Pi^2*G[1, 1, 1 - y, 0, z])/(2*y*z) + (2*Pi^2*G[1, 1, 1 - y, 1, z])/(3*y*z) - (Pi^2*G[1, 1, 1 - y, 1 - y, z])/ (3*y*z) - (9*Pi^2*G[1, 1 - y, 0, 0, z])/(4*y*z) + (Pi^2*G[1, 1 - y, 0, 1, z])/(12*y*z) + (25*Pi^2*G[1, 1 - y, 0, 1 - y, z])/(12*y*z) + ((-55*Pi^2)/(12*y*z) + ((I/12)*Pi*(5*y^2 + 62*y^3 - 49*y^4 - 36*y*z - 164*y^2*z + 138*y^3*z - 46*y^4*z + 180*z^2 - 216*y*z^2 + 588*y^2*z^2 - 390*y^3*z^2 + 59*y^4*z^2 - 720*z^3 + 864*y*z^3 - 704*y^2*z^3 + 190*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 275*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (-18*y^3 + 18*y^4 + 644*y^2*z - 2010*y^3*z + 2217*y^4*z - 851*y^5*z + 546*y*z^2 - 1898*y^2*z^2 + 2444*y^3*z^2 - 1048*y^4*z^2 - 44*y^5*z^2 - 1524*z^3 + 2010*y*z^3 - 690*y^2*z^3 + 516*y^3*z^3 - 217*y^4*z^3 - 95*y^5*z^3 + 6114*z^4 - 10668*y*z^4 + 6622*y^2*z^4 - 1908*y^3*z^4 + 20*y^4*z^4 - 9198*z^5 + 14484*y*z^5 - 6802*y^2*z^5 + 976*y^3*z^5 + 6150*z^6 - 7734*y*z^6 + 2124*y^2*z^6 - 1542*z^7 + 1362*y*z^7)/(72*(-1 + y)*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2))* G[1, 1 - y, 1, 0, z] + (7*Pi^2*G[1, 1 - y, 1, 1, z])/(6*y*z) - (3*Pi^2*G[1, 1 - y, 1, 1 - y, z])/(4*y*z) + (2*Pi^2*G[1, 1 - y, 1 - y, 0, z])/(y*z) - (Pi^2*G[1, 1 - y, 1 - y, 1, z])/(6*y*z) - (5*Pi^2*G[1, 1 - y, 1 - y, 1 - y, z])/(3*y*z) - (Pi^2*G[1, 1 - y, -y, 1 - y, z])/(2*y*z) - (Pi^2*G[1 - y, 0, 0, 0, z])/ (3*y*z) + (2*Pi^2*G[1 - y, 0, 0, 1, z])/(3*y*z) - (29*Pi^2*G[1 - y, 0, 0, 1 - y, z])/(12*y*z) + ((161*Pi^2)/(12*y*z) + ((I/12)*Pi*(445*y^2 - 890*y^3 + 445*y^4 - 36*y*z - 1240*y^2*z + 1878*y^3*z - 566*y^4*z + 180*z^2 - 216*y*z^2 + 1347*y^2*z^2 - 1248*y^3*z^2 + 202*y^4*z^2 - 720*z^3 + 864*y*z^3 - 754*y^2*z^3 + 260*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 202*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/ (y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (-180*y^5 + 540*y^6 - 540*y^7 + 180*y^8 - 3227*y^4*z + 10275*y^5*z - 10905*y^6*z + 3893*y^7*z - 36*y^8*z - 7033*y^3*z^2 + 32879*y^4*z^2 - 51317*y^5*z^2 + 32183*y^6*z^2 - 7216*y^7*z^2 + 504*y^8*z^2 - 3758*y^2*z^3 + 35800*y^3*z^3 - 89080*y^4*z^3 + 86368*y^5*z^3 - 33754*y^6*z^3 + 4010*y^7*z^3 - 1890*y*z^4 + 16388*y^2*z^4 - 63404*y^3*z^4 + 94626*y^4*z^4 - 56327*y^5*z^4 + 10787*y^6*z^4 - 1524*z^5 + 10440*y*z^5 - 27996*y^2*z^5 + 46762*y^3*z^5 - 38068*y^4*z^5 + 11034*y^5*z^5 + 6114*z^6 - 21324*y*z^6 + 24728*y^2*z^6 - 13249*y^3*z^6 + 3371*y^4*z^6 - 9198*z^7 + 20250*y*z^7 - 12230*y^2*z^7 + 1124*y^3*z^7 + 6150*z^8 - 8838*y*z^8 + 2868*y^2*z^8 - 1542*z^9 + 1362*y*z^9)/(72*(-1 + y)*y^3*(-1 + z)^2* z^2*(-1 + y + z)^2*(y + z)^2))*G[1 - y, 0, 1, 0, z] - (11*Pi^2*G[1 - y, 0, 1, 1, z])/(12*y*z) + (7*Pi^2*G[1 - y, 0, 1, 1 - y, z])/(6*y*z) - (5*Pi^2*G[1 - y, 0, 1 - y, 0, z])/(4*y*z) - (Pi^2*G[1 - y, 0, 1 - y, 1, z])/(6*y*z) + (13*Pi^2*G[1 - y, 0, 1 - y, 1 - y, z])/(6*y*z) - (11*Pi^2*G[1 - y, 0, -y, 1 - y, z])/(6*y*z) + ((79*Pi^2)/(6*y*z) + ((I/12)*Pi*(451*y^2 - 902*y^3 + 451*y^4 - 36*y*z - 1156*y^2*z + 1788*y^3*z - 542*y^4*z + 180*z^2 - 216*y*z^2 + 1086*y^2*z^2 - 1050*y^3*z^2 + 181*y^4*z^2 - 720*z^3 + 864*y*z^3 - 508*y^2*z^3 + 164*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 127*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (-3181*y^4 + 9795*y^5 - 10047*y^6 + 3433*y^7 - 7472*y^3*z + 33568*y^4*z - 50857*y^5*z + 30211*y^6*z - 5450*y^7*z - 3901*y^2*z^2 + 35765*y^3*z^2 - 86258*y^4*z^2 + 79934*y^5*z^2 - 28019*y^6*z^2 + 2191*y^7*z^2 - 1728*y*z^3 + 14878*y^2*z^3 - 56689*y^3*z^3 + 82911*y^4*z^3 - 47221*y^5*z^3 + 8029*y^6*z^3 - 1524*z^4 + 9594*y*z^4 - 22395*y^2*z^4 + 34571*y^3*z^4 - 28025*y^4*z^4 + 8175*y^5*z^4 + 6114*z^5 - 19758*y*z^5 + 18268*y^2*z^5 - 5795*y^3*z^5 + 811*y^4*z^5 - 9198*z^6 + 19008*y*z^6 - 9358*y^2*z^6 - 380*y^3*z^6 + 6150*z^7 - 8478*y*z^7 + 2508*y^2*z^7 - 1542*z^8 + 1362*y*z^8)/(72*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[1 - y, 1, 0, 0, z] - (19*Pi^2*G[1 - y, 1, 0, 1, z])/(12*y*z) + (3*Pi^2*G[1 - y, 1, 0, 1 - y, z])/(2*y*z) + ((91*Pi^2)/(12*y*z) + ((I/6)*Pi*(73*y^2 - 74*y^3 + 19*y^4 - 18*y*z - 220*y^2*z + 240*y^3*z - 74*y^4*z + 90*z^2 - 108*y*z^2 + 321*y^2*z^2 - 240*y^3*z^2 + 46*y^4*z^2 - 360*z^3 + 432*y*z^3 - 274*y^2*z^3 + 74*y^3*z^3 + 540*z^4 - 468*y*z^4 + 100*y^2*z^4 - 360*z^5 + 162*y*z^5 + 90*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (-1075*y^4 + 2361*y^5 - 1641*y^6 + 355*y^7 - 2792*y^3*z + 11368*y^4*z - 15292*y^5*z + 8134*y^6*z - 1418*y^7*z - 2173*y^2*z^2 + 16853*y^3*z^2 - 37229*y^4*z^2 + 32663*y^5*z^2 - 10901*y^6*z^2 + 787*y^7*z^2 - 2376*y*z^3 + 14638*y^2*z^3 - 40882*y^3*z^3 + 51426*y^4*z^3 - 26758*y^5*z^3 + 4132*y^6*z^3 - 1524*z^4 + 13302*y*z^4 - 35532*y^2*z^4 + 47426*y^3*z^4 - 31154*y^4*z^4 + 7302*y^5*z^4 + 6114*z^5 - 27030*y*z^5 + 40150*y^2*z^5 - 26534*y^3*z^5 + 6940*y^4*z^5 - 9198*z^6 + 25020*y*z^6 - 21391*y^2*z^6 + 5929*y^3*z^6 + 6150*z^7 - 10278*y*z^7 + 4308*y^2*z^7 - 1542*z^8 + 1362*y*z^8)/(72*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2))*G[1 - y, 1, 1, 0, z] + (17*Pi^2*G[1 - y, 1, 1, 1, z])/(6*y*z) - (Pi^2*G[1 - y, 1, 1, 1 - y, z])/ (6*y*z) + (11*Pi^2*G[1 - y, 1, 1 - y, 0, z])/(6*y*z) + (Pi^2*G[1 - y, 1, 1 - y, 1, z])/(3*y*z) - (5*Pi^2*G[1 - y, 1, 1 - y, 1 - y, z])/(3*y*z) - (Pi^2*G[1 - y, 1 - y, 0, 0, z])/(12*y*z) - (Pi^2*G[1 - y, 1 - y, 0, 1, z])/(2*y*z) + (2*Pi^2*G[1 - y, 1 - y, 0, 1 - y, z])/(3*y*z) + ((-14*Pi^2)/(3*y*z) - ((I/12)*Pi*(239*y^2 - 478*y^3 + 239*y^4 - 36*y*z - 524*y^2*z + 768*y^3*z - 190*y^4*z + 180*z^2 - 216*y*z^2 + 408*y^2*z^2 - 246*y^3*z^2 + 23*y^4*z^2 - 720*z^3 + 864*y*z^3 - 200*y^2*z^3 - 44*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 77*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (180*y^5 - 540*y^6 + 540*y^7 - 180*y^8 + 1856*y^4*z - 6108*y^5*z + 6684*y^6*z - 2468*y^7*z + 36*y^8*z + 3112*y^3*z^2 - 15110*y^4*z^2 + 24371*y^5*z^2 - 16097*y^6*z^2 + 4228*y^7*z^2 - 504*y^8*z^2 + 1892*y^2*z^3 - 13672*y^3*z^3 + 32515*y^4*z^3 - 32113*y^5*z^3 + 14368*y^6*z^3 - 2558*y^7*z^3 + 2178*y*z^4 - 9446*y^2*z^4 + 19151*y^3*z^4 - 21183*y^4*z^4 + 12497*y^5*z^4 - 3377*y^6*z^4 + 1524*z^5 - 11628*y*z^5 + 19059*y^2*z^5 - 7825*y^3*z^5 - 3245*y^4*z^5 + 1431*y^5*z^5 - 6114*z^6 + 23196*y*z^6 - 20576*y^2*z^6 - 923*y^3*z^6 + 4777*y^4*z^6 + 9198*z^7 - 21582*y*z^7 + 12299*y^2*z^7 + 157*y^3*z^7 - 6150*z^8 + 9198*y*z^8 - 3228*y^2*z^8 + 1542*z^9 - 1362*y*z^9)/(72*(-1 + y)*y^3*(-1 + z)^2* z^2*(-1 + y + z)^2*(y + z)^2))*G[1 - y, 1 - y, 1, 0, z] - (Pi^2*G[1 - y, 1 - y, 1, 1, z])/(6*y*z) - (Pi^2*G[1 - y, 1 - y, 1, 1 - y, z])/(6*y*z) + (Pi^2*G[1 - y, 1 - y, 1 - y, 0, z])/(6*y*z) + (Pi^2*G[1 - y, 1 - y, 1 - y, 1, z])/(3*y*z) - (Pi^2*G[1 - y, 1 - y, 1 - y, 1 - y, z])/(6*y*z) + (2*Pi^2*G[1 - y, 1 - y, -y, 1 - y, z])/(3*y*z) - (Pi^2*G[1 - y, -y, 0, 1, z])/(y*z) - (11*Pi^2*G[1 - y, -y, 0, 1 - y, z])/ (6*y*z) - (5*Pi^2*G[1 - y, -y, 1 - y, 0, z])/(6*y*z) - (Pi^2*G[1 - y, -y, 1 - y, 1, z])/(y*z) + (2*Pi^2*G[1 - y, -y, 1 - y, 1 - y, z])/(3*y*z) + (10*Pi^2*G[1 - y, -y, -y, 1 - y, z])/(3*y*z) - (Pi^2*G[-y, 0, 0, 1, z])/(3*y*z) - (8*Pi^2*G[-y, 0, 0, 1 - y, z])/ (3*y*z) + ((-9*Pi^2)/(y*z) - ((I/6)*Pi*(19*y^2 - 110*y^3 + 73*y^4 - 92*y^2*z + 128*y^3*z + 81*z^2 - 162*y*z^2 + 127*y^2*z^2 - 180*z^3 + 162*y*z^3 + 90*z^4))/(y^3*z*(-1 + y + z)^2) + (162*y^5 - 522*y^6 + 540*y^7 - 180*y^8 + 697*y^4*z - 3003*y^5*z + 4065*y^6*z - 1795*y^7*z + 36*y^8*z + 4400*y^3*z^2 - 13966*y^4*z^2 + 17572*y^5*z^2 - 10336*y^6*z^2 + 2834*y^7*z^2 - 504*y^8*z^2 + 3865*y^2*z^3 - 23513*y^3*z^3 + 43523*y^4*z^3 - 35237*y^5*z^3 + 14237*y^6*z^3 - 2875*y^7*z^3 + 3132*y*z^4 - 19972*y^2*z^4 + 49984*y^3*z^4 - 57072*y^4*z^4 + 31552*y^5*z^4 - 7444*y^6*z^4 + 1944*z^5 - 16446*y*z^5 + 43128*y^2*z^5 - 53894*y^3*z^5 + 35198*y^4*z^5 - 9750*y^5*z^5 - 7314*z^6 + 31770*y*z^6 - 46108*y^2*z^6 + 29024*y^3*z^6 - 7732*y^4*z^6 + 10338*z^7 - 28092*y*z^7 + 23395*y^2*z^7 - 6001*y^3*z^7 - 6510*z^8 + 10998*y*z^8 - 4308*y^2*z^8 + 1542*z^9 - 1362*y*z^9)/ (72*(-1 + y)*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^2))* G[-y, 0, 1, 0, z] - (2*Pi^2*G[-y, 0, 1, 1, z])/(3*y*z) - (Pi^2*G[-y, 0, 1, 1 - y, z])/(6*y*z) - (7*Pi^2*G[-y, 0, 1 - y, 0, z])/ (6*y*z) - (2*Pi^2*G[-y, 0, 1 - y, 1, z])/(3*y*z) + (5*Pi^2*G[-y, 0, 1 - y, 1 - y, z])/(6*y*z) + (11*Pi^2*G[-y, 0, -y, 1 - y, z])/(3*y*z) - (Pi^2*G[-y, 1 - y, 0, 0, z])/ (y*z) - (2*Pi^2*G[-y, 1 - y, 0, 1, z])/(3*y*z) + (Pi^2*G[-y, 1 - y, 0, 1 - y, z])/(y*z) + ((-9*Pi^2)/(y*z) - ((I/6)*Pi*(19*y^2 - 110*y^3 + 73*y^4 - 92*y^2*z + 128*y^3*z + 81*z^2 - 162*y*z^2 + 127*y^2*z^2 - 180*z^3 + 162*y*z^3 + 90*z^4))/(y^3*z*(-1 + y + z)^2) + (162*y^5 - 522*y^6 + 540*y^7 - 180*y^8 + 697*y^4*z - 3003*y^5*z + 4065*y^6*z - 1795*y^7*z + 36*y^8*z + 4400*y^3*z^2 - 13966*y^4*z^2 + 17572*y^5*z^2 - 10336*y^6*z^2 + 2834*y^7*z^2 - 504*y^8*z^2 + 3865*y^2*z^3 - 23513*y^3*z^3 + 43523*y^4*z^3 - 35237*y^5*z^3 + 14237*y^6*z^3 - 2875*y^7*z^3 + 3132*y*z^4 - 19972*y^2*z^4 + 49984*y^3*z^4 - 57072*y^4*z^4 + 31552*y^5*z^4 - 7444*y^6*z^4 + 1944*z^5 - 16446*y*z^5 + 43128*y^2*z^5 - 53894*y^3*z^5 + 35198*y^4*z^5 - 9750*y^5*z^5 - 7314*z^6 + 31770*y*z^6 - 46108*y^2*z^6 + 29024*y^3*z^6 - 7732*y^4*z^6 + 10338*z^7 - 28092*y*z^7 + 23395*y^2*z^7 - 6001*y^3*z^7 - 6510*z^8 + 10998*y*z^8 - 4308*y^2*z^8 + 1542*z^9 - 1362*y*z^9)/ (72*(-1 + y)*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^2))* G[-y, 1 - y, 1, 0, z] - (2*Pi^2*G[-y, 1 - y, 1, 1, z])/(3*y*z) - (Pi^2*G[-y, 1 - y, 1, 1 - y, z])/(6*y*z) + (Pi^2*G[-y, 1 - y, 1 - y, 0, z])/(2*y*z) + (Pi^2*G[-y, 1 - y, 1 - y, 1, z])/(3*y*z) - (Pi^2*G[-y, 1 - y, 1 - y, 1 - y, z])/(3*y*z) + (Pi^2*G[-y, 1 - y, -y, 1 - y, z])/(y*z) + (2*Pi^2*G[-y, -y, 0, 1, z])/ (y*z) + (11*Pi^2*G[-y, -y, 0, 1 - y, z])/(3*y*z) + (5*Pi^2*G[-y, -y, 1 - y, 0, z])/(3*y*z) + (2*Pi^2*G[-y, -y, 1 - y, 1, z])/(y*z) - (4*Pi^2*G[-y, -y, 1 - y, 1 - y, z])/(3*y*z) - (20*Pi^2*G[-y, -y, -y, 1 - y, z])/(3*y*z) + (-215/(6*y*z) + (((171*I)/2)*Pi)/(y*z))*G[0, 0, 0, 0, 0, y] + ((((171*I)/2)*Pi)/(y*z) + (-430 - 784*z + 803*z^2)/(12*y*(-1 + z)^2*z))* G[0, 0, 0, 0, 0, z] + (((-75*I)*Pi)/(y*z) + (-320*y^2 + 980*y^3 - 1095*y^4 + 530*y^5 - 95*y^6 - 126*y*z + 964*y^2*z - 1851*y^3*z + 1569*y^4*z - 865*y^5*z + 417*y^6*z - 108*y^7*z - 18*z^2 + 702*y*z^2 - 1238*y^2*z^2 - 761*y^3*z^2 + 2245*y^4*z^2 - 981*y^5*z^2 + 24*y^6*z^2 + 54*z^3 - 1512*y*z^3 + 1346*y^2*z^3 + 3577*y^3*z^3 - 5085*y^4*z^3 + 1831*y^5*z^3 - 130*y^6*z^3 - 54*z^4 + 1584*y*z^4 - 1420*y^2*z^4 - 2313*y^3*z^4 + 2775*y^4*z^4 - 623*y^5*z^4 + 18*z^5 - 810*y*z^5 + 824*y^2*z^5 + 314*y^3*z^5 - 409*y^4*z^5 + 162*y*z^6 - 126*y^2*z^6 + 54*y^3*z^6 - 30*y^2*z^7)/(12*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))* G[0, 0, 0, 1, 0, y] + (((-66*I)*Pi)/(y*z) + (296*y^2 - 592*y^3 + 296*y^4 - 510*y^2*z + 1223*y^3*z - 554*y^4*z - 243*z^2 + 486*y*z^2 - 1776*y^2*z^2 + 632*y^3*z^2 + 84*y^4*z^2 + 1512*z^3 - 2430*y*z^3 + 6284*y^2*z^3 - 3530*y^3*z^3 + 472*y^4*z^3 - 3888*z^4 + 4860*y*z^4 - 7536*y^2*z^4 + 3124*y^3*z^4 - 217*y^4*z^4 + 5292*z^5 - 4860*y*z^5 + 4098*y^2*z^5 - 857*y^3*z^5 - 4023*z^6 + 2430*y*z^6 - 856*y^2*z^6 + 1620*z^7 - 486*y*z^7 - 270*z^8)/ (12*y^3*(-1 + z)^4*z*(-1 + y + z)^2))*G[0, 0, 0, 1, 0, z] + ((((-177*I)/2)*Pi)/(y*z) + (-115*y^2 + 396*y^3 - 514*y^4 + 300*y^5 - 67*y^6 - 14*y*z + 305*y^2*z - 949*y^3*z + 1132*y^4*z - 535*y^5*z + 25*y^6*z + 36*y^7*z - 65*z^2 + 330*y*z^2 - 562*y^2*z^2 + 601*y^3*z^2 - 562*y^4*z^2 + 333*y^5*z^2 - 73*y^6*z^2 + 335*z^3 - 1330*y*z^3 + 1434*y^2*z^3 - 161*y^3*z^3 - 334*y^4*z^3 + 7*y^5*z^3 + 43*y^6*z^3 - 685*z^4 + 2290*y*z^4 - 2325*y^2*z^4 + 479*y^3*z^4 + 316*y^4*z^4 - 69*y^5*z^4 + 695*z^5 - 1980*y*z^5 + 1831*y^2*z^5 - 510*y^3*z^5 - 38*y^4*z^5 - 350*z^6 + 844*y*z^6 - 638*y^2*z^6 + 144*y^3*z^6 + 70*z^7 - 140*y*z^7 + 70*y^2*z^7)/ (4*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))*G[0, 0, 1, 0, 0, y] + ((((-141*I)/2)*Pi)/(y*z) + (307*y^2 - 1228*y^3 + 1842*y^4 - 1228*y^5 + 307*y^6 + 42*y*z - 456*y^2*z + 1579*y^3*z - 2262*y^4*z + 1401*y^5*z - 304*y^6*z - 129*z^2 + 264*y*z^2 - 2685*y^2*z^2 + 7618*y^3*z^2 - 8300*y^4*z^2 + 3940*y^5*z^2 - 708*y^6*z^2 + 816*z^3 - 2292*y*z^3 + 10000*y^2*z^3 - 22422*y^3*z^3 + 21104*y^4*z^3 - 8270*y^5*z^3 + 1064*y^6*z^3 - 2124*z^4 + 5988*y*z^4 - 14955*y^2*z^4 + 24584*y^3*z^4 - 18534*y^4*z^4 + 5388*y^5*z^4 - 377*y^6*z^4 + 2916*z^5 - 7782*y*z^5 + 12288*y^2*z^5 - 13201*y^3*z^5 + 7094*y^4*z^5 - 1195*y^5*z^5 - 2229*z^6 + 5496*y*z^6 - 5879*y^2*z^6 + 3394*y^3*z^6 - 962*y^4*z^6 + 900*z^7 - 2016*y*z^7 + 1560*y^2*z^7 - 324*y^3*z^7 - 150*z^8 + 300*y*z^8 - 180*y^2*z^8)/(12*(-1 + y)^2*y^3*(-1 + z)^4*z*(-1 + y + z)^2))* G[0, 0, 1, 0, 0, z] + ((((111*I)/2)*Pi)/(y*z) + (-94*y^2 + 160*y^3 + 30*y^4 - 164*y^5 + 68*y^6 + 42*y*z - 938*y^2*z + 3169*y^3*z - 4260*y^4*z + 2543*y^5*z - 556*y^6*z - 21*z^2 - 84*y*z^2 + 2973*y^2*z^2 - 8130*y^3*z^2 + 8219*y^4*z^2 - 3334*y^5*z^2 + 383*y^6*z^2 + 102*z^3 - 78*y*z^3 - 2588*y^2*z^3 + 6215*y^3*z^3 - 4828*y^4*z^3 + 1165*y^5*z^3 - 171*z^4 + 300*y*z^4 + 419*y^2*z^4 - 1306*y^3*z^4 + 734*y^4*z^4 + 120*z^5 - 240*y*z^5 + 288*y^2*z^5 - 108*y^3*z^5 - 30*z^6 + 60*y*z^6 - 60*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 0, 1, 1, 0, y] + (((24*I)*Pi)/(y*z) + (284*y^2 - 824*y^3 + 846*y^4 - 356*y^5 + 50*y^6 + 42*y*z - 1914*y^2*z + 5408*y^3*z - 5670*y^4*z + 2562*y^5*z - 428*y^6*z - 21*z^2 - 168*y*z^2 + 5181*y^2*z^2 - 13942*y^3*z^2 + 14054*y^4*z^2 - 6040*y^5*z^2 + 936*y^6*z^2 + 144*z^3 + 132*y*z^3 - 7096*y^2*z^3 + 18108*y^3*z^3 - 16820*y^4*z^3 + 6284*y^5*z^3 - 752*y^6*z^3 - 396*z^4 + 372*y*z^4 + 4854*y^2*z^4 - 12356*y^3*z^4 + 10332*y^4*z^4 - 3048*y^5*z^4 + 212*y^6*z^4 + 564*z^5 - 918*y*z^5 - 990*y^2*z^5 + 3928*y^3*z^5 - 3026*y^4*z^5 + 562*y^5*z^5 - 441*z^6 + 840*y*z^6 - 667*y^2*z^6 - 214*y^3*z^6 + 302*y^4*z^6 + 180*z^7 - 360*y*z^7 + 408*y^2*z^7 - 108*y^3*z^7 - 30*z^8 + 60*y*z^8 - 60*y^2*z^8)/ (12*(-1 + y)^2*y^3*(-1 + z)^4*z*(-1 + y + z)^2))* G[0, 0, 1, 1, 0, z] + ((((87*I)/2)*Pi)/(y*z) + (-440*y^2 + 880*y^3 - 440*y^4 + 968*y^2*z - 1539*y^3*z + 484*y^4*z - 216*z^2 + 432*y*z^2 - 642*y^2*z^2 + 636*y^3*z^2 - 143*y^4*z^2 + 912*z^3 - 1296*y*z^3 + 140*y^2*z^3 + 23*y^3*z^3 - 1416*z^4 + 1296*y*z^4 - 26*y^2*z^4 + 960*z^5 - 432*y*z^5 - 240*z^6)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 0, 1 - y, 1, 0, z] + ((((-129*I)/2)*Pi)/(y*z) + (325 - 1096*y + 1389*y^2 - 790*y^3 + 172*y^4 - 376*z + 1463*y*z - 1992*y^2*z + 1153*y^3*z - 248*y^4*z - 591*z^2 + 942*y*z^2 - 254*y^2*z^2 - 224*y^3*z^2 + 100*y^4*z^2 + 1010*z^3 - 1937*y*z^3 + 1168*y^2*z^3 - 187*y^3*z^3 - 368*z^4 + 628*y*z^4 - 287*y^2*z^4)/(12*(-1 + y)^2*y*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 1, 0, 0, 0, y] + ((((-129*I)/2)*Pi)/(y*z) + (325 - 650*y + 325*y^2 - 354*z + 649*y*z - 166*y^2*z - 2706*z^2 + 3418*y*z^2 - 1209*y^2*z^2 + 7864*z^3 - 7432*y*z^3 + 1454*y^2*z^3 - 8691*z^4 + 5372*y*z^4 - 485*y^2*z^4 + 4434*z^5 - 1357*y*z^5 - 872*z^6)/(12*y*(-1 + z)^4*z*(-1 + y + z)^2))* G[0, 1, 0, 0, 0, z] + ((((93*I)/2)*Pi)/(y*z) + (-295*y^2 + 880*y^3 - 945*y^4 + 430*y^5 - 70*y^6 - 12*y*z + 16*y^2*z + 337*y^3*z - 870*y^4*z + 713*y^5*z - 184*y^6*z + 168*z^2 - 624*y*z^2 + 2475*y^2*z^2 - 5100*y^3*z^2 + 4658*y^4*z^2 - 1744*y^5*z^2 + 173*y^6*z^2 - 696*z^3 + 2328*y*z^3 - 4934*y^2*z^3 + 6263*y^3*z^3 - 3736*y^4*z^3 + 763*y^5*z^3 + 1068*z^4 - 3096*y*z^4 + 4064*y^2*z^4 - 2812*y^3*z^4 + 812*y^4*z^4 - 720*z^5 + 1764*y*z^5 - 1536*y^2*z^5 + 432*y^3*z^5 + 180*z^6 - 360*y*z^6 + 210*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1, 0, 1, 0, y] + ((((45*I)/2)*Pi)/(y*z) + (113*y^2 - 248*y^3 + 117*y^4 + 58*y^5 - 40*y^6 + 12*y*z - 972*y^2*z + 2582*y^3*z - 2400*y^4*z + 882*y^5*z - 104*y^6*z + 183*z^2 - 804*y*z^2 + 4140*y^2*z^2 - 8962*y^3*z^2 + 8300*y^4*z^2 - 3352*y^5*z^2 + 495*y^6*z^2 - 1092*z^3 + 4194*y*z^3 - 10108*y^2*z^3 + 15324*y^3*z^3 - 12014*y^4*z^3 + 4178*y^5*z^3 - 482*y^6*z^3 + 2718*z^4 - 9336*y*z^4 + 14667*y^2*z^4 - 14642*y^3*z^4 + 8664*y^4*z^4 - 2250*y^5*z^4 + 149*y^6*z^4 - 3612*z^5 + 11064*y*z^5 - 12696*y^2*z^5 + 7984*y^3*z^5 - 3068*y^4*z^5 + 448*y^5*z^5 + 2703*z^6 - 7308*y*z^6 + 6314*y^2*z^6 - 2308*y^3*z^6 + 419*y^4*z^6 - 1080*z^7 + 2538*y*z^7 - 1608*y^2*z^7 + 270*y^3*z^7 + 180*z^8 - 360*y*z^8 + 150*y^2*z^8)/(12*(-1 + y)^2*y^3*(-1 + z)^4*z* (-1 + y + z)^2))*G[0, 1, 0, 1, 0, z] + (((54*I)*Pi)/(y*z) + (-40*y^2 + 104*y^3 - 86*y^4 + 20*y^5 + 2*y^6 + 14*y*z - 254*y^2*z + 815*y^3*z - 1040*y^4*z + 585*y^5*z - 120*y^6*z + 65*z^2 - 316*y*z^2 + 1323*y^2*z^2 - 2678*y^3*z^2 + 2397*y^4*z^2 - 882*y^5*z^2 + 89*y^6*z^2 - 270*z^3 + 1014*y*z^3 - 2152*y^2*z^3 + 2697*y^3*z^3 - 1620*y^4*z^3 + 335*y^5*z^3 + 415*z^4 - 1276*y*z^4 + 1621*y^2*z^4 - 1082*y^3*z^4 + 320*y^4*z^4 - 280*z^5 + 704*y*z^5 - 568*y^2*z^5 + 144*y^3*z^5 + 70*z^6 - 140*y*z^6 + 70*y^2*z^6)/(4*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1, 1, 0, 0, y] + (((33*I)*Pi)/(y*z) + (257*y^2 - 812*y^3 + 948*y^4 - 488*y^5 + 95*y^6 + 12*y*z - 1884*y^2*z + 5771*y^3*z - 6534*y^4*z + 3231*y^5*z - 596*y^6*z + 183*z^2 - 804*y*z^2 + 6528*y^2*z^2 - 16426*y^3*z^2 + 16724*y^4*z^2 - 7360*y^5*z^2 + 1155*y^6*z^2 - 1092*z^3 + 4194*y*z^3 - 13420*y^2*z^3 + 24678*y^3*z^3 - 21242*y^4*z^3 + 7820*y^5*z^3 - 938*y^6*z^3 + 2718*z^4 - 9336*y*z^4 + 17235*y^2*z^4 - 21206*y^3*z^4 + 14205*y^4*z^4 - 3912*y^5*z^4 + 266*y^6*z^4 - 3612*z^5 + 11064*y*z^5 - 13752*y^2*z^5 + 10393*y^3*z^5 - 4718*y^4*z^5 + 745*y^5*z^5 + 2703*z^6 - 7308*y*z^6 + 6494*y^2*z^6 - 2668*y^3*z^6 + 599*y^4*z^6 - 1080*z^7 + 2538*y*z^7 - 1608*y^2*z^7 + 270*y^3*z^7 + 180*z^8 - 360*y*z^8 + 150*y^2*z^8)/ (12*(-1 + y)^2*y^3*(-1 + z)^4*z*(-1 + y + z)^2))* G[0, 1, 1, 0, 0, z] + ((((-57*I)/2)*Pi)/(y*z) + (34*y^2 - 4*y^3 - 159*y^4 + 194*y^5 - 65*y^6 - 36*y*z + 962*y^2*z - 3175*y^3*z + 4086*y^4*z - 2315*y^5*z + 478*y^6*z - 63*z^2 + 396*y*z^2 - 3396*y^2*z^2 + 8208*y^3*z^2 - 7823*y^4*z^2 + 3004*y^5*z^2 - 326*y^6*z^2 + 246*z^3 - 1086*y*z^3 + 4322*y^2*z^3 - 7319*y^3*z^3 + 4894*y^4*z^3 - 1057*y^5*z^3 - 363*z^4 + 1248*y*z^4 - 2564*y^2*z^4 + 2560*y^3*z^4 - 911*y^4*z^4 + 240*z^5 - 642*y*z^5 + 732*y^2*z^5 - 270*y^3*z^5 - 60*z^6 + 120*y*z^6 - 90*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1, 1, 1, 0, y] + (((-6*I)*Pi)/(y*z) + (-145*y^2 + 412*y^3 - 408*y^4 + 160*y^5 - 19*y^6 + 12*y*z + 514*y^2*z - 1607*y^3*z + 1782*y^4*z - 859*y^5*z + 158*y^6*z + 183*z^2 - 780*y*z^2 + 360*y^2*z^2 + 1548*y^3*z^2 - 2080*y^4*z^2 + 878*y^5*z^2 - 109*y^6*z^2 - 726*z^3 + 2622*y*z^3 - 2690*y^2*z^3 + 287*y^3*z^3 + 746*y^4*z^3 - 239*y^5*z^3 + 1083*z^4 - 3312*y*z^4 + 3119*y^2*z^4 - 910*y^3*z^4 - 10*y^4*z^4 - 720*z^5 + 1818*y*z^5 - 1308*y^2*z^5 + 270*y^3*z^5 + 180*z^6 - 360*y*z^6 + 150*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1, 1, 1, 0, z] + ((((-21*I)/2)*Pi)/(y*z) + (20*y^2 - 44*y^3 + 21*y^4 + 10*y^5 - 7*y^6 - 12*y*z + 118*y^2*z - 308*y^3*z + 336*y^4*z - 160*y^5*z + 26*y^6*z - 183*z^2 + 780*y*z^2 - 1473*y^2*z^2 + 1560*y^3*z^2 - 922*y^4*z^2 + 254*y^5*z^2 - 16*y^6*z^2 + 726*z^3 - 2622*y*z^3 + 3520*y^2*z^3 - 2296*y^3*z^3 + 782*y^4*z^3 - 110*y^5*z^3 - 1083*z^4 + 3312*y*z^4 - 3343*y^2*z^4 + 1358*y^3*z^4 - 214*y^4*z^4 + 720*z^5 - 1818*y*z^5 + 1308*y^2*z^5 - 270*y^3*z^5 - 180*z^6 + 360*y*z^6 - 150*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1, 1 - y, 1, 0, z] + (((39*I)*Pi)/(y*z) + (140*y^2 - 560*y^3 + 840*y^4 - 560*y^5 + 140*y^6 - 10*y*z - 406*y^2*z + 1559*y^3*z - 2080*y^4*z + 1121*y^5*z - 148*y^6*z - 36*y^7*z + 95*z^2 - 330*y*z^2 + 800*y^2*z^2 - 1561*y^3*z^2 + 1691*y^4*z^2 - 819*y^5*z^2 + 124*y^6*z^2 - 485*z^3 + 1630*y*z^3 - 1888*y^2*z^3 + 973*y^3*z^3 - 385*y^4*z^3 + 199*y^5*z^3 - 44*y^6*z^3 + 985*z^4 - 3010*y*z^4 + 2914*y^2*z^4 - 843*y^3*z^4 - 79*y^4*z^4 + 23*y^5*z^4 - 995*z^5 + 2700*y*z^5 - 2264*y^2*z^5 + 576*y^3*z^5 + 13*y^4*z^5 + 500*z^6 - 1180*y*z^6 + 794*y^2*z^6 - 144*y^3*z^6 - 100*z^7 + 200*y*z^7 - 90*y^2*z^7)/ (4*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))* G[0, 1 - y, 0, 1, 0, z] + (((39*I)*Pi)/(y*z) + (-415*y^2 + 1660*y^3 - 2490*y^4 + 1660*y^5 - 415*y^6 + 30*y*z + 736*y^2*z - 2858*y^3*z + 3786*y^4*z - 2092*y^5*z + 398*y^6*z - 312*z^2 + 1128*y*z^2 - 1614*y^2*z^2 + 1410*y^3*z^2 - 1021*y^4*z^2 + 500*y^5*z^2 - 91*y^6*z^2 + 1284*z^3 - 4260*y*z^3 + 4420*y^2*z^3 - 1156*y^3*z^3 - 436*y^4*z^3 + 148*y^5*z^3 - 1962*z^4 + 5676*y*z^4 - 5167*y^2*z^4 + 1430*y^3*z^4 + 53*y^4*z^4 + 1320*z^5 - 3234*y*z^5 + 2340*y^2*z^5 - 486*y^3*z^5 - 330*z^6 + 660*y*z^6 - 300*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1 - y, 1, 0, 0, z] + (((9*I)*Pi)/(y*z) + (-116*y^2 + 344*y^3 - 366*y^4 + 164*y^5 - 26*y^6 + 30*y*z + 224*y^2*z - 784*y^3*z + 840*y^4*z - 374*y^5*z + 64*y^6*z - 204*z^2 + 696*y*z^2 - 1071*y^2*z^2 + 1020*y^3*z^2 - 626*y^4*z^2 + 220*y^5*z^2 - 35*y^6*z^2 + 828*z^3 - 2700*y*z^3 + 3002*y^2*z^3 - 1340*y^3*z^3 + 226*y^4*z^3 - 16*y^5*z^3 - 1254*z^4 + 3612*y*z^4 - 3287*y^2*z^4 + 1030*y^3*z^4 - 71*y^4*z^4 + 840*z^5 - 2058*y*z^5 + 1428*y^2*z^5 - 270*y^3*z^5 - 210*z^6 + 420*y*z^6 - 180*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1 - y, 1, 1, 0, z] + (((-21*I)*Pi)/(y*z) + (-196*y^2 + 784*y^3 - 1176*y^4 + 784*y^5 - 196*y^6 - 12*y*z + 446*y^2*z - 1518*y^3*z + 1830*y^4*z - 722*y^5*z - 132*y^6*z + 108*y^7*z - 237*z^2 + 1008*y*z^2 - 1321*y^2*z^2 + 452*y^3*z^2 + 344*y^4*z^2 - 378*y^5*z^2 + 132*y^6*z^2 + 1191*z^3 - 4398*y*z^3 + 4591*y^2*z^3 - 214*y^3*z^3 - 1836*y^4*z^3 + 686*y^5*z^3 - 20*y^6*z^3 - 2391*z^4 + 7746*y*z^4 - 7577*y^2*z^4 + 1602*y^3*z^4 + 912*y^4*z^4 - 262*y^5*z^4 + 2397*z^5 - 6750*y*z^5 + 5821*y^2*z^5 - 1484*y^3*z^5 - 74*y^4*z^5 - 1200*z^6 + 2886*y*z^6 - 1974*y^2*z^6 + 378*y^3*z^6 + 240*z^7 - 480*y*z^7 + 210*y^2*z^7)/ (12*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))* G[0, 1 - y, 1 - y, 1, 0, z] + (((-15*I)*Pi)/(y*z) + (-5*y^2 + 28*y^3 - 52*y^4 + 40*y^5 - 11*y^6 + 7*y*z + 13*y^2*z - 118*y^3*z + 178*y^4*z - 71*y^5*z - 27*y^6*z + 18*y^7*z - 44*z^2 + 141*y*z^2 - 254*y^2*z^2 + 378*y^3*z^2 - 356*y^4*z^2 + 153*y^5*z^2 - 18*y^6*z^2 + 232*z^3 - 746*y*z^3 + 1014*y^2*z^3 - 793*y^3*z^3 + 406*y^4*z^3 - 133*y^5*z^3 + 20*y^6*z^3 - 482*z^4 + 1422*y*z^4 - 1628*y^2*z^4 + 883*y^3*z^4 - 229*y^4*z^4 + 29*y^5*z^4 + 494*z^5 - 1305*y*z^5 + 1250*y^2*z^5 - 477*y^3*z^5 + 53*y^4*z^5 - 250*z^6 + 581*y*z^6 - 445*y^2*z^6 + 99*y^3*z^6 + 50*z^7 - 100*y*z^7 + 55*y^2*z^7)/(2*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))* G[0, -y, 0, 1, 0, z] + (((-15*I)*Pi)/(y*z) + (-5*y^2 + 28*y^3 - 52*y^4 + 40*y^5 - 11*y^6 + 7*y*z + 13*y^2*z - 118*y^3*z + 178*y^4*z - 71*y^5*z - 27*y^6*z + 18*y^7*z - 44*z^2 + 141*y*z^2 - 254*y^2*z^2 + 378*y^3*z^2 - 356*y^4*z^2 + 153*y^5*z^2 - 18*y^6*z^2 + 232*z^3 - 746*y*z^3 + 1014*y^2*z^3 - 793*y^3*z^3 + 406*y^4*z^3 - 133*y^5*z^3 + 20*y^6*z^3 - 482*z^4 + 1422*y*z^4 - 1628*y^2*z^4 + 883*y^3*z^4 - 229*y^4*z^4 + 29*y^5*z^4 + 494*z^5 - 1305*y*z^5 + 1250*y^2*z^5 - 477*y^3*z^5 + 53*y^4*z^5 - 250*z^6 + 581*y*z^6 - 445*y^2*z^6 + 99*y^3*z^6 + 50*z^7 - 100*y*z^7 + 55*y^2*z^7)/(2*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))* G[0, -y, 1 - y, 1, 0, z] + (((-72*I)*Pi)/(y*z) + (395 - 790*y + 395*y^2 - 214*z + 358*y*z - 37*z^2)/ (12*y*z*(-1 + y + z)^2))*G[1, 0, 0, 0, 0, y] + (((-72*I)*Pi)/(y*z) + (395 - 790*y + 395*y^2 - 236*z + 402*y*z - 22*y^2*z - 1326*z^2 + 1182*y*z^2 - 181*y^2*z^2 + 1780*z^3 - 794*y*z^3 - 613*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, 0, 0, 0, z] + ((((105*I)/2)*Pi)/(y*z) + (128*y^2 - 440*y^3 + 570*y^4 - 332*y^5 + 74*y^6 + 56*y^2*z - 159*y^3*z - 36*y^4*z + 409*y^5*z - 378*y^6*z + 108*y^7*z + 162*z^2 - 648*y*z^2 - 250*y^2*z^2 + 3059*y^3*z^2 - 3499*y^4*z^2 + 1233*y^5*z^2 - 45*y^6*z^2 - 786*z^3 + 2868*y*z^3 - 1922*y^2*z^3 - 3421*y^3*z^3 + 4839*y^4*z^3 - 1747*y^5*z^3 + 133*y^6*z^3 + 1536*z^4 - 5016*y*z^4 + 4966*y^2*z^4 + 69*y^3*z^4 - 2034*y^4*z^4 + 545*y^5*z^4 - 1512*z^5 + 4320*y*z^5 - 4394*y^2*z^5 + 1324*y^3*z^5 + 160*y^4*z^5 + 750*z^6 - 1824*y*z^6 + 1596*y^2*z^6 - 432*y^3*z^6 - 150*z^7 + 300*y*z^7 - 180*y^2*z^7)/(12*(-1 + y)^2*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[1, 0, 0, 1, 0, y] + (((30*I)*Pi)/(y*z) + (71*y^2 - 82*y^3 + 26*y^4 - 6*y*z - 504*y^2*z + 488*y^3*z - 104*y^4*z + 57*z^2 - 78*y*z^2 + 1485*y^2*z^2 - 1114*y^3*z^2 + 147*y^4*z^2 - 348*z^3 + 480*y*z^3 - 2320*y^2*z^3 + 1282*y^3*z^3 - 122*y^4*z^3 + 882*z^4 - 1020*y*z^4 + 2025*y^2*z^4 - 740*y^3*z^4 + 35*y^4*z^4 - 1188*z^5 + 1050*y*z^5 - 936*y^2*z^5 + 166*y^3*z^5 + 897*z^6 - 534*y*z^6 + 179*y^2*z^6 - 360*z^7 + 108*y*z^7 + 60*z^8)/(6*y^3*(-1 + z)^4*z*(-1 + y + z)^2))* G[1, 0, 0, 1, 0, z] + (((69*I)*Pi)/(y*z) + (242*y^2 - 896*y^3 + 1254*y^4 - 788*y^5 + 188*y^6 - 18*y*z - 376*y^2*z + 1737*y^3*z - 2514*y^4*z + 1327*y^5*z - 48*y^6*z - 108*y^7*z + 225*z^2 - 810*y*z^2 + 611*y^2*z^2 - 211*y^3*z^2 + 773*y^4*z^2 - 801*y^5*z^2 + 201*y^6*z^2 - 1095*z^3 + 3810*y*z^3 - 3281*y^2*z^3 - 547*y^3*z^3 + 1299*y^4*z^3 - 25*y^5*z^3 - 125*y^6*z^3 + 2145*z^4 - 6810*y*z^4 + 6517*y^2*z^4 - 1173*y^3*z^4 - 894*y^4*z^4 + 179*y^5*z^4 - 2115*z^5 + 5940*y*z^5 - 5417*y^2*z^5 + 1522*y^3*z^5 + 82*y^4*z^5 + 1050*z^6 - 2532*y*z^6 + 1914*y^2*z^6 - 432*y^3*z^6 - 210*z^7 + 420*y*z^7 - 210*y^2*z^7)/ (12*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))* G[1, 0, 1, 0, 0, y] + (((36*I)*Pi)/(y*z) + (21*y^2 - 10*y^3 - 3*y^4 - 26*y*z - 222*y^2*z + 197*y^3*z - 32*y^4*z + 112*z^2 - 68*y*z^2 + 873*y^2*z^2 - 678*y^3*z^2 + 109*y^4*z^2 - 668*z^3 + 730*y*z^3 - 1692*y^2*z^3 + 920*y^3*z^3 - 86*y^4*z^3 + 1662*z^4 - 1720*y*z^4 + 1743*y^2*z^4 - 560*y^3*z^4 + 24*y^4*z^4 - 2208*z^5 + 1850*y*z^5 - 918*y^2*z^5 + 131*y^3*z^5 + 1652*z^6 - 964*y*z^6 + 195*y^2*z^6 - 660*z^7 + 198*y*z^7 + 110*z^8)/ (4*y^3*(-1 + z)^4*z*(-1 + y + z)^2))*G[1, 0, 1, 0, 0, z] + ((((-69*I)/2)*Pi)/(y*z) + (-y^2 + 52*y^3 - 138*y^4 + 124*y^5 - 37*y^6 + 30*y*z + 652*y^2*z - 2525*y^3*z + 3396*y^4*z - 1975*y^5*z + 422*y^6*z + 390*z^2 - 1680*y*z^2 + 552*y^2*z^2 + 4314*y^3*z^2 - 5812*y^4*z^2 + 2534*y^5*z^2 - 298*y^6*z^2 - 1560*z^3 + 5640*y*z^3 - 5348*y^2*z^3 - 733*y^3*z^3 + 2858*y^4*z^3 - 857*y^5*z^3 + 2340*z^4 - 7140*y*z^4 + 6797*y^2*z^4 - 1810*y^3*z^4 - 217*y^4*z^4 - 1560*z^5 + 3930*y*z^5 - 3012*y^2*z^5 + 702*y^3*z^5 + 390*z^6 - 780*y*z^6 + 360*y^2*z^6)/(12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, 1, 1, 0, y] + (((-6*I)*Pi)/(y*z) + (-203*y^2 + 214*y^3 - 59*y^4 - 42*y*z + 692*y^2*z - 609*y^3*z + 142*y^4*z + 210*z^2 - 252*y*z^2 - 699*y^2*z^2 + 564*y^3*z^2 - 77*y^4*z^2 - 840*z^3 + 1008*y*z^3 + 134*y^2*z^3 - 169*y^3*z^3 + 1260*z^4 - 1092*y*z^4 + 76*y^2*z^4 - 840*z^5 + 378*y*z^5 + 210*z^6)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 0, 1, 1, 0, z] + ((((-27*I)/2)*Pi)/(y*z) + (22*y^2 - 44*y^3 + 22*y^4 + 3*y*z + 74*y^2*z - 66*y^3*z + 16*y^4*z - 150*z^2 + 288*y*z^2 - 462*y^2*z^2 + 234*y^3*z^2 - 23*y^4*z^2 + 600*z^3 - 882*y*z^3 + 614*y^2*z^3 - 124*y^3*z^3 - 900*z^4 + 888*y*z^4 - 248*y^2*z^4 + 600*z^5 - 297*y*z^5 - 150*z^6)/(6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, 1 - y, 1, 0, z] + ((((105*I)/2)*Pi)/(y*z) + (-137 + 274*y - 137*y^2 - 76*z - 234*y*z + 178*y^2*z + 894*z^2 - 306*y*z^2 - 65*y^2*z^2 - 1012*z^3 + 266*y*z^3 + 331*z^4)/ (12*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1, 0, 0, 0, y] + (((27*I)*Pi)/(y*z) + (281*y^2 - 370*y^3 + 137*y^4 - 54*y*z - 1520*y^2*z + 1947*y^3*z - 646*y^4*z + 270*z^2 - 324*y*z^2 + 3018*y^2*z^2 - 2598*y^3*z^2 + 416*y^4*z^2 - 1080*z^3 + 1296*y*z^3 - 2600*y^2*z^3 + 1021*y^3*z^3 + 1620*z^4 - 1404*y*z^4 + 821*y^2*z^4 - 1080*z^5 + 486*y*z^5 + 270*z^6)/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 1, 0, 0, 0, z] + ((((-57*I)/2)*Pi)/(y*z) + (67*y^2 - 244*y^3 + 336*y^4 - 208*y^5 + 49*y^6 + 72*y*z + 146*y^2*z - 1021*y^3*z + 1518*y^4*z - 917*y^5*z + 202*y^6*z + 315*z^2 - 1548*y*z^2 + 1257*y^2*z^2 + 2076*y^3*z^2 - 3482*y^4*z^2 + 1558*y^5*z^2 - 176*y^6*z^2 - 1290*z^3 + 4902*y*z^3 - 5176*y^2*z^3 + 331*y^3*z^3 + 1816*y^4*z^3 - 583*y^5*z^3 + 1965*z^4 - 6108*y*z^4 + 5962*y^2*z^4 - 1736*y^3*z^4 - 113*y^4*z^4 - 1320*z^5 + 3342*y*z^5 - 2556*y^2*z^5 + 594*y^3*z^5 + 330*z^6 - 660*y*z^6 + 300*y^2*z^6)/(12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1, 0, 1, 0, y] + ((-63*y^2 + 46*y^3 - 3*y^4 - 10*y*z + 228*y^2*z - 205*y^3*z + 62*y^4*z + 50*z^2 - 60*y*z^2 - 267*y^2*z^2 + 244*y^3*z^2 - 45*y^4*z^2 - 200*z^3 + 240*y*z^3 + 102*y^2*z^3 - 85*y^3*z^3 + 300*z^4 - 260*y*z^4 - 200*z^5 + 90*y*z^5 + 50*z^6)* G[1, 1, 0, 1, 0, z])/(4*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (((-36*I)*Pi)/(y*z) + (-19*y^2 + 38*y^3 - 19*y^4 + 12*y*z + 820*y^2*z - 1098*y^3*z + 374*y^4*z + 210*z^2 - 468*y*z^2 - 1944*y^2*z^2 + 1914*y^3*z^2 - 271*y^4*z^2 - 840*z^3 + 1332*y*z^3 + 1504*y^2*z^3 - 854*y^3*z^3 + 1260*z^4 - 1308*y*z^4 - 361*y^2*z^4 - 840*z^5 + 432*y*z^5 + 210*z^6)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1, 1, 0, 0, y] + (((-15*I)*Pi)/(y*z) + (-56*y^2 + 52*y^3 - 11*y^4 - 18*y*z + 164*y^2*z - 42*y^3*z - 38*y^4*z + 90*z^2 - 108*y*z^2 - 90*y^2*z^2 - 42*y^3*z^2 + 34*y^4*z^2 - 360*z^3 + 432*y*z^3 - 88*y^2*z^3 + 32*y^3*z^3 + 540*z^4 - 468*y*z^4 + 70*y^2*z^4 - 360*z^5 + 162*y*z^5 + 90*z^6)/ (6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1, 1, 0, 0, z] + (((12*I)*Pi)/(y*z) + (34*y^2 - 68*y^3 + 34*y^4 - 96*y*z - 376*y^2*z + 774*y^3*z - 344*y^4*z - 276*z^2 + 936*y*z^2 + 531*y^2*z^2 - 1206*y^3*z^2 + 241*y^4*z^2 + 1092*z^3 - 2232*y*z^3 - 70*y^2*z^3 + 500*y^3*z^3 - 1626*z^4 + 2040*y*z^4 - 119*y^2*z^4 + 1080*z^5 - 648*y*z^5 - 270*z^6)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1, 1, 1, 0, y] + (((-12*I)*Pi)/(y*z) + (101*y^2 - 58*y^3 - 7*y^4 + 6*y*z - 380*y^2*z + 399*y^3*z - 154*y^4*z - 30*z^2 + 36*y*z^2 + 513*y^2*z^2 - 540*y^3*z^2 + 119*y^4*z^2 + 120*z^3 - 144*y*z^3 - 290*y^2*z^3 + 199*y^3*z^3 - 180*z^4 + 156*y*z^4 + 56*y^2*z^4 + 120*z^5 - 54*y*z^5 - 30*z^6)/ (6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1, 1, 1, 0, z] + (((6*I)*Pi)/(y*z) + (9*y^2 - 18*y^3 + 9*y^4 - 6*y*z - 12*y^2*z + 19*y^3*z - 2*y^4*z - 15*z^2 + 54*y*z^2 - 30*y^2*z^2 + 8*y^3*z^2 - 3*y^4*z^2 + 60*z^3 - 126*y*z^3 + 60*y^2*z^3 - 9*y^3*z^3 - 90*z^4 + 114*y*z^4 - 27*y^2*z^4 + 60*z^5 - 36*y*z^5 - 15*z^6)/ (2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1, 1 - y, 1, 0, z] + ((((-27*I)/2)*Pi)/(y*z) + (22*y^2 - 44*y^3 + 22*y^4 + 3*y*z + 74*y^2*z - 66*y^3*z + 16*y^4*z - 150*z^2 + 288*y*z^2 - 462*y^2*z^2 + 234*y^3*z^2 - 23*y^4*z^2 + 600*z^3 - 882*y*z^3 + 614*y^2*z^3 - 124*y^3*z^3 - 900*z^4 + 888*y*z^4 - 248*y^2*z^4 + 600*z^5 - 297*y*z^5 - 150*z^6)/(6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1 - y, 0, 1, 0, z] + (((-15*I)*Pi)/(y*z) + (22*y^2 - 44*y^3 + 22*y^4 + 6*y*z + 92*y^2*z - 96*y^3*z + 28*y^4*z - 165*z^2 + 306*y*z^2 - 525*y^2*z^2 + 288*y^3*z^2 - 32*y^4*z^2 + 660*z^3 - 954*y*z^3 + 686*y^2*z^3 - 148*y^3*z^3 - 990*z^4 + 966*y*z^4 - 275*y^2*z^4 + 660*z^5 - 324*y*z^5 - 165*z^6)/ (6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1 - y, 1, 0, 0, z] + (((3*I)*Pi)/(y*z) + (37*y^2 - 62*y^3 + 28*y^4 - 12*y*z - 52*y^2*z + 63*y^3*z - 8*y^4*z - 75*z^2 + 198*y*z^2 - 123*y^2*z^2 + 36*y^3*z^2 - 8*y^4*z^2 + 300*z^3 - 522*y*z^3 + 254*y^2*z^3 - 37*y^3*z^3 - 450*z^4 + 498*y*z^4 - 116*y^2*z^4 + 300*z^5 - 162*y*z^5 - 75*z^6)/ (6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1 - y, 1, 1, 0, z] + (((12*I)*Pi)/(y*z) + (-10*y^2 + 8*y^3 - y^4 + 12*y*z - 56*y^2*z + 54*y^3*z - 10*y^4*z + 75*z^2 - 198*y*z^2 + 285*y^2*z^2 - 126*y^3*z^2 + 8*y^4*z^2 - 300*z^3 + 522*y*z^3 - 362*y^2*z^3 + 64*y^3*z^3 + 450*z^4 - 498*y*z^4 + 143*y^2*z^4 - 300*z^5 + 162*y*z^5 + 75*z^6)/(3*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1 - y, 1 - y, 1, 0, z] + ((((69*I)/2)*Pi)/(y*z) + (-436*y^2 + 872*y^3 - 436*y^4 + 48*y*z + 1072*y^2*z - 1641*y^3*z + 476*y^4*z - 240*z^2 + 288*y*z^2 - 984*y^2*z^2 + 864*y^3*z^2 - 139*y^4*z^2 + 960*z^3 - 1152*y*z^3 + 496*y^2*z^3 - 95*y^3*z^3 - 1440*z^4 + 1248*y*z^4 - 148*y^2*z^4 + 960*z^5 - 432*y*z^5 - 240*z^6)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1 - y, 0, 0, 1, 0, z] + (((33*I)*Pi)/(y*z) + (-413*y^2 + 1652*y^3 - 2478*y^4 + 1652*y^5 - 413*y^6 + 78*y*z + 704*y^2*z - 3016*y^3*z + 4002*y^4*z - 2162*y^5*z + 394*y^6*z - 336*z^2 + 1032*y*z^2 - 1572*y^2*z^2 + 1878*y^3*z^2 - 1577*y^4*z^2 + 664*y^5*z^2 - 89*y^6*z^2 + 1332*z^3 - 4212*y*z^3 + 4424*y^2*z^3 - 1586*y^3*z^3 - 20*y^4*z^3 + 62*y^5*z^3 - 1986*z^4 + 5676*y*z^4 - 5183*y^2*z^4 + 1558*y^3*z^4 - 35*y^4*z^4 + 1320*z^5 - 3234*y*z^5 + 2340*y^2*z^5 - 486*y^3*z^5 - 330*z^6 + 660*y*z^6 - 300*y^2*z^6)/(12*(-1 + y)^2*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1 - y, 0, 1, 0, 0, z] + (((9*I)*Pi)/(y*z) + (-94*y^2 + 256*y^3 - 234*y^4 + 76*y^5 - 4*y^6 + 42*y*z + 100*y^2*z - 440*y^3*z + 432*y^4*z - 154*y^5*z + 20*y^6*z - 210*z^2 + 672*y*z^2 - 849*y^2*z^2 + 540*y^3*z^2 - 184*y^4*z^2 + 44*y^5*z^2 - 13*y^6*z^2 + 840*z^3 - 2688*y*z^3 + 2842*y^2*z^3 - 1060*y^3*z^3 + 38*y^4*z^3 + 28*y^5*z^3 - 1260*z^4 + 3612*y*z^4 - 3247*y^2*z^4 + 974*y^3*z^4 - 49*y^4*z^4 + 840*z^5 - 2058*y*z^5 + 1428*y^2*z^5 - 270*y^3*z^5 - 210*z^6 + 420*y*z^6 - 180*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1 - y, 0, 1, 1, 0, z] + (((-12*I)*Pi)/(y*z) + (257*y^2 - 514*y^3 + 257*y^4 + 30*y*z - 680*y^2*z + 888*y^3*z - 214*y^4*z + 174*z^2 - 468*y*z^2 + 765*y^2*z^2 - 384*y^3*z^2 + 32*y^4*z^2 - 708*z^3 + 1224*y*z^3 - 518*y^2*z^3 + 10*y^3*z^3 + 1074*z^4 - 1164*y*z^4 + 176*y^2*z^4 - 720*z^5 + 378*y*z^5 + 180*z^6)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1 - y, 0, 1 - y, 1, 0, z] + ((((51*I)/2)*Pi)/(y*z) + (-418*y^2 + 836*y^3 - 418*y^4 + 54*y*z + 940*y^2*z - 1461*y^3*z + 416*y^4*z - 270*z^2 + 324*y*z^2 - 738*y^2*z^2 + 624*y^3*z^2 - 103*y^4*z^2 + 1080*z^3 - 1296*y*z^3 + 328*y^2*z^3 + y^3*z^3 - 1620*z^4 + 1404*y*z^4 - 112*y^2*z^4 + 1080*z^5 - 486*y*z^5 - 270*z^6)/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1 - y, 1, 0, 0, 0, z] + (((-6*I)*Pi)/(y*z) + (29*y^2 - 164*y^3 + 306*y^4 - 236*y^5 + 65*y^6 + 18*y*z - 130*y^2*z + 330*y^3*z - 342*y^4*z + 124*y^5*z - 90*z^2 + 324*y*z^2 - 313*y^2*z^2 + 14*y^3*z^2 + 65*y^4*z^2 + 180*z^3 - 522*y*z^3 + 396*y^2*z^3 - 54*y^3*z^3 - 90*z^4 + 180*y*z^4 - 60*y^2*z^4)/(12*(-1 + y)^2*y^3*z*(-1 + y + z)^2))* G[1 - y, 1, 0, 1, 0, z] + (((3*I)*Pi)/(y*z) + (-68*y^2 + 224*y^3 - 276*y^4 + 152*y^5 - 32*y^6 + 12*y*z + 248*y^2*z - 883*y^3*z + 1098*y^4*z - 599*y^5*z + 124*y^6*z - 60*z^2 + 192*y*z^2 - 621*y^2*z^2 + 1314*y^3*z^2 - 1310*y^4*z^2 + 562*y^5*z^2 - 77*y^6*z^2 + 240*z^3 - 768*y*z^3 + 1052*y^2*z^3 - 959*y^3*z^3 + 580*y^4*z^3 - 145*y^5*z^3 - 360*z^4 + 1032*y*z^4 - 938*y^2*z^4 + 358*y^3*z^4 - 77*y^4*z^4 + 240*z^5 - 588*y*z^5 + 372*y^2*z^5 - 54*y^3*z^5 - 60*z^6 + 120*y*z^6 - 45*y^2*z^6)/ (6*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1 - y, 1, 1, 0, 0, z] + (((3*I)*Pi)/(y*z) + (-80*y^2 + 320*y^3 - 480*y^4 + 320*y^5 - 80*y^6 - 12*y*z + 416*y^2*z - 1423*y^3*z + 1890*y^4*z - 1115*y^5*z + 244*y^6*z + 60*z^2 - 192*y*z^2 - 375*y^2*z^2 + 1818*y^3*z^2 - 2186*y^4*z^2 + 1018*y^5*z^2 - 143*y^6*z^2 - 240*z^3 + 768*y*z^3 - 568*y^2*z^3 - 527*y^3*z^3 + 832*y^4*z^3 - 265*y^5*z^3 + 360*z^4 - 1032*y*z^4 + 1072*y^2*z^4 - 350*y^3*z^4 - 35*y^4*z^4 - 240*z^5 + 588*y*z^5 - 540*y^2*z^5 + 162*y^3*z^5 + 60*z^6 - 120*y*z^6 + 75*y^2*z^6)/ (6*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1 - y, 1, 1, 1, 0, z] + (((3*I)*Pi)/(y*z) + (11*y^2 - 68*y^3 + 132*y^4 - 104*y^5 + 29*y^6 - 48*y*z + 221*y^2*z - 246*y^3*z - 174*y^4*z + 550*y^5*z - 411*y^6*z + 108*y^7*z - 30*z^2 + 360*y*z^2 - 1159*y^2*z^2 + 1532*y^3*z^2 - 763*y^4*z^2 - 54*y^5*z^2 + 114*y^6*z^2 + 150*z^3 - 1020*y*z^3 + 2209*y^2*z^3 - 2386*y^3*z^3 + 1419*y^4*z^3 - 424*y^5*z^3 + 52*y^6*z^3 - 300*z^4 + 1440*y*z^4 - 2048*y^2*z^4 + 1500*y^3*z^4 - 702*y^4*z^4 + 140*y^5*z^4 + 300*z^5 - 1080*y*z^5 + 934*y^2*z^5 - 332*y^3*z^5 + 88*y^4*z^5 - 150*z^6 + 408*y*z^6 - 168*y^2*z^6 + 30*z^7 - 60*y*z^7)/(12*(-1 + y)^2*y^3* (-1 + z)^3*z*(-1 + y + z)^2))*G[1 - y, 1, 1 - y, 1, 0, z] + (((-9*I)*Pi)/(y*z) + (-35*y^2 + 140*y^3 - 210*y^4 + 140*y^5 - 35*y^6 - y*z + 115*y^2*z - 380*y^3*z + 440*y^4*z - 177*y^5*z - 15*y^6*z + 18*y^7*z - 40*z^2 + 165*y*z^2 - 353*y^2*z^2 + 452*y^3*z^2 - 290*y^4*z^2 + 51*y^5*z^2 + 15*y^6*z^2 + 200*z^3 - 730*y*z^3 + 943*y^2*z^3 - 497*y^3*z^3 + 66*y^4*z^3 + 19*y^5*z^3 - y^6*z^3 - 400*z^4 + 1290*y*z^4 - 1371*y^2*z^4 + 521*y^3*z^4 - 20*y^4*z^4 - 15*y^5*z^4 + 400*z^5 - 1125*y*z^5 + 995*y^2*z^5 - 299*y^3*z^5 + 14*y^4*z^5 - 200*z^6 + 481*y*z^6 - 329*y^2*z^6 + 63*y^3*z^6 + 40*z^7 - 80*y*z^7 + 35*y^2*z^7)/(2*(-1 + y)^2*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[1 - y, 1 - y, 0, 1, 0, z] + (((-9*I)*Pi)/(y*z) + (239*y^2 - 956*y^3 + 1434*y^4 - 956*y^5 + 239*y^6 - 500*y^2*z + 1660*y^3*z - 1962*y^4*z + 944*y^5*z - 142*y^6*z + 270*z^2 - 1080*y*z^2 + 1710*y^2*z^2 - 1314*y^3*z^2 + 455*y^4*z^2 - 28*y^5*z^2 - 13*y^6*z^2 - 1080*z^3 + 3780*y*z^3 - 4388*y^2*z^3 + 1736*y^3*z^3 + 80*y^4*z^3 - 128*y^5*z^3 + 1620*z^4 - 4860*y*z^4 + 4691*y^2*z^4 - 1558*y^3*z^4 + 77*y^4*z^4 - 1080*z^5 + 2700*y*z^5 - 1992*y^2*z^5 + 432*y^3*z^5 + 270*z^6 - 540*y*z^6 + 240*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1 - y, 1 - y, 1, 0, 0, z] + (((-6*I)*Pi)/(y*z) + (2*y^2 - 10*y^4 + 12*y^5 - 4*y^6 + 6*y*z - 20*y^2*z + 12*y^3*z + 16*y^4*z - 18*y^5*z + 4*y^6*z + 15*z^2 - 84*y*z^2 + 138*y^2*z^2 - 74*y^3*z^2 - 6*y^4*z^2 + 12*y^5*z^2 - y^6*z^2 - 60*z^3 + 246*y*z^3 - 308*y^2*z^3 + 132*y^3*z^3 - 6*y^4*z^3 - 4*y^5*z^3 + 90*z^4 - 294*y*z^4 + 282*y^2*z^4 - 88*y^3*z^4 + 5*y^4*z^4 - 60*z^5 + 156*y*z^5 - 104*y^2*z^5 + 18*y^3*z^5 + 15*z^6 - 30*y*z^6 + 10*y^2*z^6)/(2*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1 - y, 1 - y, 1, 1, 0, z] + (((3*I)*Pi)/(y*z) + (151*y^2 - 604*y^3 + 906*y^4 - 604*y^5 + 151*y^6 + 60*y*z - 683*y^2*z + 1800*y^3*z - 1788*y^4*z + 500*y^5*z + 219*y^6*z - 108*y^7*z + 240*z^2 - 1260*y*z^2 + 2770*y^2*z^2 - 2978*y^3*z^2 + 1303*y^4*z^2 + 108*y^5*z^2 - 183*y^6*z^2 - 1200*z^3 + 4920*y*z^3 - 7174*y^2*z^3 + 4378*y^3*z^3 - 777*y^4*z^3 - 176*y^5*z^3 + 29*y^6*z^3 + 2400*z^4 - 8280*y*z^4 + 9677*y^2*z^4 - 4434*y^3*z^4 + 543*y^4*z^4 + 64*y^5*z^4 - 2400*z^5 + 7020*y*z^5 - 6613*y^2*z^5 + 2270*y^3*z^5 - 187*y^4*z^5 + 1200*z^6 - 2940*y*z^6 + 2082*y^2*z^6 - 432*y^3*z^6 - 240*z^7 + 480*y*z^7 - 210*y^2*z^7)/ (12*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))* G[1 - y, 1 - y, 1 - y, 1, 0, z] + (((-12*I)*Pi)/(y*z) + (-47*y^2 + 164*y^3 - 216*y^4 + 128*y^5 - 29*y^6 + 18*y*z + 157*y^2*z - 618*y^3*z + 708*y^4*z - 226*y^5*z - 93*y^6*z + 54*y^7*z - 63*z^2 + 162*y*z^2 - 461*y^2*z^2 + 1054*y^3*z^2 - 1100*y^4*z^2 + 450*y^5*z^2 - 42*y^6*z^2 + 309*z^3 - 942*y*z^3 + 1193*y^2*z^3 - 1112*y^3*z^3 + 870*y^4*z^3 - 374*y^5*z^3 + 56*y^6*z^3 - 609*z^4 + 1794*y*z^4 - 1723*y^2*z^4 + 768*y^3*z^4 - 291*y^4*z^4 + 76*y^5*z^4 + 603*z^5 - 1620*y*z^5 + 1253*y^2*z^5 - 310*y^3*z^5 + 29*y^4*z^5 - 300*z^6 + 708*y*z^6 - 417*y^2*z^6 + 54*y^3*z^6 + 60*z^7 - 120*y*z^7 + 45*y^2*z^7)/ (6*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))* G[1 - y, -y, 0, 1, 0, z] + (((-12*I)*Pi)/(y*z) + (-47*y^2 + 164*y^3 - 216*y^4 + 128*y^5 - 29*y^6 + 18*y*z + 157*y^2*z - 618*y^3*z + 708*y^4*z - 226*y^5*z - 93*y^6*z + 54*y^7*z - 63*z^2 + 162*y*z^2 - 461*y^2*z^2 + 1054*y^3*z^2 - 1100*y^4*z^2 + 450*y^5*z^2 - 42*y^6*z^2 + 309*z^3 - 942*y*z^3 + 1193*y^2*z^3 - 1112*y^3*z^3 + 870*y^4*z^3 - 374*y^5*z^3 + 56*y^6*z^3 - 609*z^4 + 1794*y*z^4 - 1723*y^2*z^4 + 768*y^3*z^4 - 291*y^4*z^4 + 76*y^5*z^4 + 603*z^5 - 1620*y*z^5 + 1253*y^2*z^5 - 310*y^3*z^5 + 29*y^4*z^5 - 300*z^6 + 708*y*z^6 - 417*y^2*z^6 + 54*y^3*z^6 + 60*z^7 - 120*y*z^7 + 45*y^2*z^7)/(6*(-1 + y)^2*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[1 - y, -y, 1 - y, 1, 0, z] + (((-18*I)*Pi)/(y*z) + (38*y^2 - 196*y^3 + 128*y^4 - 42*y*z - 70*y^2*z + 172*y^3*z + 129*z^2 - 174*y*z^2 + 110*y^2*z^2 - 300*z^3 + 216*y*z^3 + 150*z^4)/(12*y^3*z*(-1 + y + z)^2))* G[-y, 0, 0, 1, 0, z] + (((-18*I)*Pi)/(y*z) + (38*y^2 - 196*y^3 + 128*y^4 - 42*y*z - 70*y^2*z + 172*y^3*z + 129*z^2 - 174*y*z^2 + 110*y^2*z^2 - 300*z^3 + 216*y*z^3 + 150*z^4)/ (12*y^3*z*(-1 + y + z)^2))*G[-y, 0, 1, 0, 0, z] + (((-6*I)*Pi)/(y*z) + (46*y^2 - 164*y^3 + 100*y^4 - 42*y*z - 62*y^2*z + 140*y^3*z + 21*z^2 + 42*y*z^2 + 10*y^2*z^2 - 60*z^3 + 30*z^4)/ (12*y^3*z*(-1 + y + z)^2))*G[-y, 0, 1, 1, 0, z] + (((-15*I)*Pi)/(y*z) + (5*y^2 - 30*y^3 + 20*y^4 - 7*y*z - 10*y^2*z + 27*y^3*z + 17*z^2 - 20*y*z^2 + 14*y^2*z^2 - 40*z^3 + 27*y*z^3 + 20*z^4)/(2*y^3*z*(-1 + y + z)^2))*G[-y, 0, 1 - y, 1, 0, z] + (((-15*I)*Pi)/(y*z) + (5*y^2 - 30*y^3 + 20*y^4 - 7*y*z - 10*y^2*z + 27*y^3*z + 17*z^2 - 20*y*z^2 + 14*y^2*z^2 - 40*z^3 + 27*y*z^3 + 20*z^4)/(2*y^3*z*(-1 + y + z)^2))*G[-y, 1 - y, 0, 1, 0, z] + (((-18*I)*Pi)/(y*z) + (38*y^2 - 196*y^3 + 128*y^4 - 42*y*z - 70*y^2*z + 172*y^3*z + 129*z^2 - 174*y*z^2 + 110*y^2*z^2 - 300*z^3 + 216*y*z^3 + 150*z^4)/(12*y^3*z*(-1 + y + z)^2))* G[-y, 1 - y, 1, 0, 0, z] + (((-6*I)*Pi)/(y*z) + (46*y^2 - 164*y^3 + 100*y^4 - 42*y*z - 62*y^2*z + 140*y^3*z + 21*z^2 + 42*y*z^2 + 10*y^2*z^2 - 60*z^3 + 30*z^4)/(12*y^3*z*(-1 + y + z)^2))* G[-y, 1 - y, 1, 1, 0, z] + (((6*I)*Pi)/(y*z) + (4*y^2 - 2*y^4 - 2*y^2*z - 2*y^3*z - 9*z^2 + 18*y*z^2 - 8*y^2*z^2 + 20*z^3 - 18*y*z^3 - 10*z^4)/(2*y^3*z*(-1 + y + z)^2))* G[-y, 1 - y, 1 - y, 1, 0, z] + (((24*I)*Pi)/(y*z) + (-22*y^2 + 164*y^3 - 112*y^4 + 42*y*z + 50*y^2*z - 152*y^3*z - 75*z^2 + 66*y*z^2 - 58*y^2*z^2 + 180*z^3 - 108*y*z^3 - 90*z^4)/(6*y^3*z*(-1 + y + z)^2))*G[-y, -y, 0, 1, 0, z] + (((24*I)*Pi)/(y*z) + (-22*y^2 + 164*y^3 - 112*y^4 + 42*y*z + 50*y^2*z - 152*y^3*z - 75*z^2 + 66*y*z^2 - 58*y^2*z^2 + 180*z^3 - 108*y*z^3 - 90*z^4)/(6*y^3*z*(-1 + y + z)^2))*G[-y, -y, 1 - y, 1, 0, z] - (77*G[0, 0, 0, 0, 0, 0, y])/(y*z) - (77*G[0, 0, 0, 0, 0, 0, z])/(y*z) + (177*G[0, 0, 0, 0, 1, 0, y])/(2*y*z) + (149*G[0, 0, 0, 0, 1, 0, z])/ (2*y*z) + (86*G[0, 0, 0, 1, 0, 0, y])/(y*z) + (79*G[0, 0, 0, 1, 0, 0, z])/(y*z) - (72*G[0, 0, 0, 1, 1, 0, y])/(y*z) - (31*G[0, 0, 0, 1, 1, 0, z])/(y*z) - (50*G[0, 0, 0, 1 - y, 1, 0, z])/ (y*z) + (91*G[0, 0, 1, 0, 0, 0, y])/(y*z) + (74*G[0, 0, 1, 0, 0, 0, z])/ (y*z) - (75*G[0, 0, 1, 0, 1, 0, y])/(y*z) - (53*G[0, 0, 1, 0, 1, 0, z])/ (2*y*z) - (157*G[0, 0, 1, 1, 0, 0, y])/(2*y*z) - (40*G[0, 0, 1, 1, 0, 0, z])/(y*z) + (49*G[0, 0, 1, 1, 1, 0, y])/(y*z) + (8*G[0, 0, 1, 1, 1, 0, z])/(y*z) + (19*G[0, 0, 1, 1 - y, 1, 0, z])/ (2*y*z) - (103*G[0, 0, 1 - y, 0, 1, 0, z])/(2*y*z) - (93*G[0, 0, 1 - y, 1, 0, 0, z])/(2*y*z) + (65*G[0, 0, 1 - y, 1 - y, 1, 0, z])/(2*y*z) + (12*G[0, 0, -y, 0, 1, 0, z])/(y*z) + (12*G[0, 0, -y, 1 - y, 1, 0, z])/ (y*z) + (64*G[0, 1, 0, 0, 0, 0, y])/(y*z) + (64*G[0, 1, 0, 0, 0, 0, z])/ (y*z) - (109*G[0, 1, 0, 0, 1, 0, y])/(2*y*z) - (53*G[0, 1, 0, 0, 1, 0, z])/(2*y*z) - (62*G[0, 1, 0, 1, 0, 0, y])/ (y*z) - (33*G[0, 1, 0, 1, 0, 0, z])/(y*z) + (41*G[0, 1, 0, 1, 1, 0, y])/ (y*z) + (8*G[0, 1, 0, 1, 1, 0, z])/(y*z) + (14*G[0, 1, 0, 1 - y, 1, 0, z])/(y*z) - (125*G[0, 1, 1, 0, 0, 0, y])/ (2*y*z) - (41*G[0, 1, 1, 0, 0, 0, z])/(y*z) + (40*G[0, 1, 1, 0, 1, 0, y])/(y*z) + (6*G[0, 1, 1, 0, 1, 0, z])/(y*z) + (49*G[0, 1, 1, 1, 0, 0, y])/(y*z) + (17*G[0, 1, 1, 1, 0, 0, z])/ (2*y*z) - (47*G[0, 1, 1, 1, 1, 0, y])/(2*y*z) - G[0, 1, 1, 1, 1, 0, z]/(y*z) - (3*G[0, 1, 1, 1 - y, 1, 0, z])/(y*z) + (14*G[0, 1, 1 - y, 0, 1, 0, z])/(y*z) + (15*G[0, 1, 1 - y, 1, 0, 0, z])/ (y*z) - G[0, 1, 1 - y, 1, 1, 0, z]/(2*y*z) - (11*G[0, 1, 1 - y, 1 - y, 1, 0, z])/(y*z) - (46*G[0, 1 - y, 0, 0, 1, 0, z])/(y*z) - (46*G[0, 1 - y, 0, 1, 0, 0, z])/ (y*z) - (3*G[0, 1 - y, 0, 1, 1, 0, z])/(y*z) + (22*G[0, 1 - y, 0, 1 - y, 1, 0, z])/(y*z) - (77*G[0, 1 - y, 1, 0, 0, 0, z])/(2*y*z) + (15*G[0, 1 - y, 1, 0, 1, 0, z])/(2*y*z) + (15*G[0, 1 - y, 1, 1, 0, 0, z])/(2*y*z) + (9*G[0, 1 - y, 1, 1, 1, 0, z])/ (2*y*z) - (15*G[0, 1 - y, 1, 1 - y, 1, 0, z])/(2*y*z) + (41*G[0, 1 - y, 1 - y, 0, 1, 0, z])/(2*y*z) + (22*G[0, 1 - y, 1 - y, 1, 0, 0, z])/(y*z) + (3*G[0, 1 - y, 1 - y, 1, 1, 0, z])/(y*z) - (13*G[0, 1 - y, 1 - y, 1 - y, 1, 0, z])/(y*z) + (8*G[0, 1 - y, -y, 0, 1, 0, z])/(y*z) + (8*G[0, 1 - y, -y, 1 - y, 1, 0, z])/(y*z) + (13*G[0, -y, 0, 0, 1, 0, z])/ (y*z) + (13*G[0, -y, 0, 1, 0, 0, z])/(y*z) + (4*G[0, -y, 0, 1, 1, 0, z])/(y*z) + (13*G[0, -y, 0, 1 - y, 1, 0, z])/ (y*z) + (13*G[0, -y, 1 - y, 0, 1, 0, z])/(y*z) + (13*G[0, -y, 1 - y, 1, 0, 0, z])/(y*z) + (4*G[0, -y, 1 - y, 1, 1, 0, z])/ (y*z) - (5*G[0, -y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (22*G[0, -y, -y, 0, 1, 0, z])/(y*z) - (22*G[0, -y, -y, 1 - y, 1, 0, z])/ (y*z) + (137*G[1, 0, 0, 0, 0, 0, y])/(2*y*z) + (137*G[1, 0, 0, 0, 0, 0, z])/(2*y*z) - (135*G[1, 0, 0, 0, 1, 0, y])/ (2*y*z) - (33*G[1, 0, 0, 0, 1, 0, z])/(y*z) - (135*G[1, 0, 0, 1, 0, 0, y])/(2*y*z) - (37*G[1, 0, 0, 1, 0, 0, z])/ (y*z) + (46*G[1, 0, 0, 1, 1, 0, y])/(y*z) + (8*G[1, 0, 0, 1, 1, 0, z])/ (y*z) + (33*G[1, 0, 0, 1 - y, 1, 0, z])/(2*y*z) - (75*G[1, 0, 1, 0, 0, 0, y])/(y*z) - (81*G[1, 0, 1, 0, 0, 0, z])/ (2*y*z) + (58*G[1, 0, 1, 0, 1, 0, y])/(y*z) + (19*G[1, 0, 1, 0, 1, 0, z])/(2*y*z) + (56*G[1, 0, 1, 1, 0, 0, y])/ (y*z) + (21*G[1, 0, 1, 1, 0, 0, z])/(2*y*z) - (59*G[1, 0, 1, 1, 1, 0, y])/(2*y*z) - (5*G[1, 0, 1, 1, 1, 0, z])/(y*z) - G[1, 0, 1, 1 - y, 1, 0, z]/(2*y*z) + (16*G[1, 0, 1 - y, 0, 1, 0, z])/ (y*z) + (18*G[1, 0, 1 - y, 1, 0, 0, z])/(y*z) - G[1, 0, 1 - y, 1, 1, 0, z]/(2*y*z) - (12*G[1, 0, 1 - y, 1 - y, 1, 0, z])/ (y*z) + (3*G[1, 0, -y, 0, 1, 0, z])/(y*z) + (3*G[1, 0, -y, 1 - y, 1, 0, z])/(y*z) - (56*G[1, 1, 0, 0, 0, 0, y])/ (y*z) - (32*G[1, 1, 0, 0, 0, 0, z])/(y*z) + (36*G[1, 1, 0, 0, 1, 0, y])/ (y*z) + (3*G[1, 1, 0, 0, 1, 0, z])/(y*z) + (46*G[1, 1, 0, 1, 0, 0, y])/ (y*z) + (5*G[1, 1, 0, 1, 0, 0, z])/(2*y*z) - (41*G[1, 1, 0, 1, 1, 0, y])/(2*y*z) - G[1, 1, 0, 1, 1, 0, z]/(y*z) - (5*G[1, 1, 0, 1 - y, 1, 0, z])/(y*z) + (47*G[1, 1, 1, 0, 0, 0, y])/ (y*z) + (31*G[1, 1, 1, 0, 0, 0, z])/(2*y*z) - (51*G[1, 1, 1, 0, 1, 0, y])/(2*y*z) - (7*G[1, 1, 1, 0, 1, 0, z])/(y*z) - (29*G[1, 1, 1, 1, 0, 0, y])/(y*z) + (5*G[1, 1, 1, 1, 0, 0, z])/(y*z) + (19*G[1, 1, 1, 1, 1, 0, y])/(2*y*z) + (14*G[1, 1, 1, 1, 1, 0, z])/ (y*z) - (4*G[1, 1, 1, 1 - y, 1, 0, z])/(y*z) - (5*G[1, 1, 1 - y, 0, 1, 0, z])/(y*z) - (6*G[1, 1, 1 - y, 1, 0, 0, z])/ (y*z) - (4*G[1, 1, 1 - y, 1, 1, 0, z])/(y*z) + (2*G[1, 1, 1 - y, 1 - y, 1, 0, z])/(y*z) + (33*G[1, 1 - y, 0, 0, 1, 0, z])/(2*y*z) + (18*G[1, 1 - y, 0, 1, 0, 0, z])/(y*z) - G[1, 1 - y, 0, 1, 1, 0, z]/ (2*y*z) - (25*G[1, 1 - y, 0, 1 - y, 1, 0, z])/(2*y*z) + (35*G[1, 1 - y, 1, 0, 0, 0, z])/(2*y*z) - (5*G[1, 1 - y, 1, 1, 0, 0, z])/ (y*z) - (7*G[1, 1 - y, 1, 1, 1, 0, z])/(y*z) + (9*G[1, 1 - y, 1, 1 - y, 1, 0, z])/(2*y*z) - (12*G[1, 1 - y, 1 - y, 0, 1, 0, z])/(y*z) - (14*G[1, 1 - y, 1 - y, 1, 0, 0, z])/(y*z) + G[1, 1 - y, 1 - y, 1, 1, 0, z]/(y*z) + (10*G[1, 1 - y, 1 - y, 1 - y, 1, 0, z])/(y*z) + (3*G[1, 1 - y, -y, 0, 1, 0, z])/(y*z) + (3*G[1, 1 - y, -y, 1 - y, 1, 0, z])/(y*z) - (81*G[1 - y, 0, 0, 0, 1, 0, z])/(2*y*z) - (85*G[1 - y, 0, 0, 1, 0, 0, z])/(2*y*z) - (4*G[1 - y, 0, 0, 1, 1, 0, z])/ (y*z) + (29*G[1 - y, 0, 0, 1 - y, 1, 0, z])/(2*y*z) - (69*G[1 - y, 0, 1, 0, 0, 0, z])/(2*y*z) + (5*G[1 - y, 0, 1, 0, 1, 0, z])/ (y*z) + (9*G[1 - y, 0, 1, 1, 0, 0, z])/(2*y*z) + (11*G[1 - y, 0, 1, 1, 1, 0, z])/(2*y*z) - (7*G[1 - y, 0, 1, 1 - y, 1, 0, z])/(y*z) + (33*G[1 - y, 0, 1 - y, 0, 1, 0, z])/(2*y*z) + (11*G[1 - y, 0, 1 - y, 1, 0, 0, z])/(y*z) + G[1 - y, 0, 1 - y, 1, 1, 0, z]/(y*z) - (13*G[1 - y, 0, 1 - y, 1 - y, 1, 0, z])/(y*z) + (11*G[1 - y, 0, -y, 0, 1, 0, z])/(y*z) + (11*G[1 - y, 0, -y, 1 - y, 1, 0, z])/(y*z) - (24*G[1 - y, 1, 0, 0, 0, 0, z])/(y*z) + (6*G[1 - y, 1, 0, 0, 1, 0, z])/ (y*z) + (29*G[1 - y, 1, 0, 1, 0, 0, z])/(2*y*z) + (19*G[1 - y, 1, 0, 1, 1, 0, z])/(2*y*z) - (9*G[1 - y, 1, 0, 1 - y, 1, 0, z])/(y*z) + (11*G[1 - y, 1, 1, 0, 0, 0, z])/(2*y*z) + (25*G[1 - y, 1, 1, 0, 1, 0, z])/(2*y*z) + (3*G[1 - y, 1, 1, 1, 0, 0, z])/ (y*z) - (17*G[1 - y, 1, 1, 1, 1, 0, z])/(y*z) + G[1 - y, 1, 1, 1 - y, 1, 0, z]/(y*z) - (9*G[1 - y, 1, 1 - y, 0, 1, 0, z])/(y*z) - (10*G[1 - y, 1, 1 - y, 1, 0, 0, z])/(y*z) - (2*G[1 - y, 1, 1 - y, 1, 1, 0, z])/(y*z) + (10*G[1 - y, 1, 1 - y, 1 - y, 1, 0, z])/(y*z) + (23*G[1 - y, 1 - y, 0, 0, 1, 0, z])/(2*y*z) + (11*G[1 - y, 1 - y, 0, 1, 0, 0, z])/(y*z) + (3*G[1 - y, 1 - y, 0, 1, 1, 0, z])/(y*z) - (4*G[1 - y, 1 - y, 0, 1 - y, 1, 0, z])/(y*z) + (17*G[1 - y, 1 - y, 1, 0, 0, 0, z])/(2*y*z) - (2*G[1 - y, 1 - y, 1, 0, 1, 0, z])/(y*z) + G[1 - y, 1 - y, 1, 1, 0, 0, z]/(y*z) + G[1 - y, 1 - y, 1, 1, 1, 0, z]/ (y*z) + G[1 - y, 1 - y, 1, 1 - y, 1, 0, z]/(y*z) - (3*G[1 - y, 1 - y, 1 - y, 0, 1, 0, z])/(y*z) - (3*G[1 - y, 1 - y, 1 - y, 1, 0, 0, z])/(y*z) - (2*G[1 - y, 1 - y, 1 - y, 1, 1, 0, z])/(y*z) + G[1 - y, 1 - y, 1 - y, 1 - y, 1, 0, z]/(y*z) - (4*G[1 - y, 1 - y, -y, 0, 1, 0, z])/(y*z) - (4*G[1 - y, 1 - y, -y, 1 - y, 1, 0, z])/(y*z) + (12*G[1 - y, -y, 0, 0, 1, 0, z])/(y*z) + (12*G[1 - y, -y, 0, 1, 0, 0, z])/(y*z) + (6*G[1 - y, -y, 0, 1, 1, 0, z])/ (y*z) + (11*G[1 - y, -y, 0, 1 - y, 1, 0, z])/(y*z) + (11*G[1 - y, -y, 1 - y, 0, 1, 0, z])/(y*z) + (12*G[1 - y, -y, 1 - y, 1, 0, 0, z])/(y*z) + (6*G[1 - y, -y, 1 - y, 1, 1, 0, z])/(y*z) - (4*G[1 - y, -y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (20*G[1 - y, -y, -y, 0, 1, 0, z])/(y*z) - (20*G[1 - y, -y, -y, 1 - y, 1, 0, z])/(y*z) + (17*G[-y, 0, 0, 0, 1, 0, z])/(y*z) + (18*G[-y, 0, 0, 1, 0, 0, z])/ (y*z) + (2*G[-y, 0, 0, 1, 1, 0, z])/(y*z) + (16*G[-y, 0, 0, 1 - y, 1, 0, z])/(y*z) + (17*G[-y, 0, 1, 0, 0, 0, z])/ (y*z) - (3*G[-y, 0, 1, 0, 1, 0, z])/(y*z) + (2*G[-y, 0, 1, 1, 0, 0, z])/ (y*z) + (4*G[-y, 0, 1, 1, 1, 0, z])/(y*z) + G[-y, 0, 1, 1 - y, 1, 0, z]/ (y*z) + (15*G[-y, 0, 1 - y, 0, 1, 0, z])/(y*z) + (17*G[-y, 0, 1 - y, 1, 0, 0, z])/(y*z) + (4*G[-y, 0, 1 - y, 1, 1, 0, z])/ (y*z) - (5*G[-y, 0, 1 - y, 1 - y, 1, 0, z])/(y*z) - (22*G[-y, 0, -y, 0, 1, 0, z])/(y*z) - (22*G[-y, 0, -y, 1 - y, 1, 0, z])/ (y*z) + (16*G[-y, 1 - y, 0, 0, 1, 0, z])/(y*z) + (17*G[-y, 1 - y, 0, 1, 0, 0, z])/(y*z) + (4*G[-y, 1 - y, 0, 1, 1, 0, z])/ (y*z) - (6*G[-y, 1 - y, 0, 1 - y, 1, 0, z])/(y*z) + (17*G[-y, 1 - y, 1, 0, 0, 0, z])/(y*z) - (3*G[-y, 1 - y, 1, 0, 1, 0, z])/ (y*z) + (2*G[-y, 1 - y, 1, 1, 0, 0, z])/(y*z) + (4*G[-y, 1 - y, 1, 1, 1, 0, z])/(y*z) + G[-y, 1 - y, 1, 1 - y, 1, 0, z]/ (y*z) - (5*G[-y, 1 - y, 1 - y, 0, 1, 0, z])/(y*z) - (6*G[-y, 1 - y, 1 - y, 1, 0, 0, z])/(y*z) - (2*G[-y, 1 - y, 1 - y, 1, 1, 0, z])/(y*z) + (2*G[-y, 1 - y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (6*G[-y, 1 - y, -y, 0, 1, 0, z])/(y*z) - (6*G[-y, 1 - y, -y, 1 - y, 1, 0, z])/(y*z) - (24*G[-y, -y, 0, 0, 1, 0, z])/(y*z) - (24*G[-y, -y, 0, 1, 0, 0, z])/ (y*z) - (12*G[-y, -y, 0, 1, 1, 0, z])/(y*z) - (22*G[-y, -y, 0, 1 - y, 1, 0, z])/(y*z) - (22*G[-y, -y, 1 - y, 0, 1, 0, z])/(y*z) - (24*G[-y, -y, 1 - y, 1, 0, 0, z])/(y*z) - (12*G[-y, -y, 1 - y, 1, 1, 0, z])/(y*z) + (8*G[-y, -y, 1 - y, 1 - y, 1, 0, z])/(y*z) + (40*G[-y, -y, -y, 0, 1, 0, z])/(y*z) + (40*G[-y, -y, -y, 1 - y, 1, 0, z])/(y*z) + ((((-5*I)/18)*Pi^3)/(y*z) - ((I/216)*Pi*(36380*y - 103380*y^2 + 97926*y^3 - 30926*y^4 - 196264*y*z + 481220*y^2*z - 381982*y^3*z + 97026*y^4*z + 3888*z^2 + 409241*y*z^2 - 867599*y^2*z^2 + 561567*y^3*z^2 - 105153*y^4*z^2 - 14904*z^3 - 410699*y*z^3 + 741843*y^2*z^3 - 358209*y^3*z^3 + 36137*y^4*z^3 + 21384*z^4 + 193591*y*z^4 - 292757*y^2*z^4 + 83614*y^3*z^4 - 13608*z^5 - 29009*y*z^5 + 40673*y^2*z^5 + 3240*z^6 - 3240*y*z^6))/ ((-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2) + (Pi^2*(4588 - 16948*y + 23667*y^2 - 14842*y^3 + 3535*y^4 - 25464*z + 87652*y*z - 112416*y^2*z + 63696*y^3*z - 13468*y^4*z + 59016*z^2 - 187526*y*z^2 + 217627*y^2*z^2 - 108488*y^3*z^2 + 19389*y^4*z^2 - 73184*z^3 + 212010*y*z^3 - 217450*y^2*z^3 + 90958*y^3*z^3 - 12406*y^4*z^3 + 51276*z^4 - 133390*y*z^4 + 116640*y^2*z^4 - 37422*y^3*z^4 + 3004*y^4*z^4 - 19272*z^5 + 44210*y*z^5 - 31000*y^2*z^5 + 5990*y^3*z^5 + 3040*z^6 - 6008*y*z^6 + 2986*y^2*z^6))/(72*(-1 + y)^2*y*(-1 + z)^4*z*(-1 + y + z)^2) + (478187*y^2 - 1879970*y^3 + 2746542*y^4 - 1765922*y^5 + 421163*y^6 + 478187*y*z - 4824135*y^2*z + 13046754*y^3*z - 15109730*y^4*z + 7976055*y^5*z - 1567131*y^6*z - 2886817*y*z^2 + 16925777*y^2*z^2 - 34188082*y^3*z^2 + 30929475*y^4*z^2 - 12494715*y^5*z^2 + 1720194*y^6*z^2 + 100116*z^3 + 6255557*y*z^3 - 27563907*y^2*z^3 + 43067347*y^3*z^3 - 29649357*y^4*z^3 + 8384396*y^5*z^3 - 606302*y^6*z^3 - 412776*z^4 - 5996465*y*z^4 + 22364202*y^2*z^4 - 27208617*y^3*z^4 + 13322366*y^4*z^4 - 2067738*y^5*z^4 + 637632*z^5 + 2148502*y*z^5 - 8321378*y^2*z^5 + 7754128*y^3*z^5 - 2207220*y^4*z^5 - 437400*z^6 + 235126*y*z^6 + 819106*y^2*z^6 - 623636*y^3*z^6 + 112428*z^7 - 234090*y*z^7 + 122148*y^2*z^7)/ (3888*(-1 + y)^2*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)))*Zeta[3] + (113*Zeta[3]^2)/(9*y*z) + G[1, 0, 1, y]*((((23*I)/4)*Pi^3)/(y*z) + (Pi^2*(y^2 - 52*y^3 + 138*y^4 - 124*y^5 + 37*y^6 - 30*y*z - 652*y^2*z + 2525*y^3*z - 3396*y^4*z + 1975*y^5*z - 422*y^6*z - 390*z^2 + 1680*y*z^2 - 552*y^2*z^2 - 4314*y^3*z^2 + 5812*y^4*z^2 - 2534*y^5*z^2 + 298*y^6*z^2 + 1560*z^3 - 5640*y*z^3 + 5348*y^2*z^3 + 733*y^3*z^3 - 2858*y^4*z^3 + 857*y^5*z^3 - 2340*z^4 + 7140*y*z^4 - 6797*y^2*z^4 + 1810*y^3*z^4 + 217*y^4*z^4 + 1560*z^5 - 3930*y*z^5 + 3012*y^2*z^5 - 702*y^3*z^5 - 390*z^6 + 780*y*z^6 - 360*y^2*z^6))/ (72*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (61*Zeta[3])/(2*y*z)) + G[0, 0, 0, z]*((((-109*I)/8)*Pi^3)/(y*z) + ((I/72)*Pi*(5026 - 5026*y - 10332*z + 4388*y*z + 5193*z^2 + 113*y*z^2 + 113*z^3))/(y*(-1 + z)^2*z*(-1 + y + z)) + (-33523*y + 33523*y^2 + 205528*y*z - 152385*y^2*z - 17496*z^2 - 357294*y*z^2 + 161025*y^2*z^2 + 54432*z^3 + 234040*y*z^3 - 47995*y^2*z^3 - 56376*z^4 - 48751*y*z^4 + 19440*z^5)/ (864*y^2*(-1 + z)^3*z*(-1 + y + z)) + (Pi^2*(1625 - 3250*y + 1625*y^2 - 330*z - 3358*y*z + 3556*y^2*z - 20370*z^2 + 41066*y*z^2 - 17985*y^2*z^2 + 52280*z^3 - 70118*y*z^3 + 18478*y^2*z^3 - 55695*z^4 + 46936*y*z^4 - 5836*y^2*z^4 + 27930*z^5 - 11276*y*z^5 - 5440*z^6))/(144*y*(-1 + z)^4*z* (-1 + y + z)^2) + (57*G[0, 1, 0, y])/(2*y*z) + (46*G[1, 0, 0, y])/(y*z) - (11*G[1, 1, 0, y])/(y*z) - (21*Zeta[3])/(y*z)) + G[0, 0, 0, y]*((((-109*I)/8)*Pi^3)/(y*z) - ((I/36)*Pi*(-2513 + 5026*y - 2513*y^2 + 5620*z - 7809*y*z + 2648*y^2*z - 3107*z^2 + 2648*y*z^2))/((-1 + y)*y*(-1 + z)*z* (-1 + y + z)) + (-33523 + 103017*y - 105465*y^2 + 35971*y^3 + 75254*z - 164699*y*z + 127504*y^2*z - 38059*y^3*z - 44539*z^2 + 59594*y*z^2 - 17863*y^2*z^2 + 2808*z^3)/(864*(-1 + y)^2*y*(-1 + z)*z* (-1 + y + z)) + (Pi^2*(1625 - 6092*y + 8628*y^2 - 5480*y^3 + 1319*y^4 - 7028*z + 24130*y*z - 30330*y^2*z + 16490*y^3*z - 3262*y^4*z + 11202*z^2 - 33930*y*z^2 + 35555*y^2*z^2 - 14668*y^3*z^2 + 1787*y^4*z^2 - 7820*z^3 + 20150*y*z^3 - 16192*y^2*z^3 + 3970*y^3*z^3 + 2021*z^4 - 4258*y*z^4 + 2183*y^2*z^4))/(144*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2) - (77*G[0, 0, 0, z])/(y*z) + (23*G[0, 1, 0, z])/(2*y*z) + (34*G[0, 1 - y, 0, z])/(y*z) + (16*G[1, 0, 0, z])/(y*z) - (9*G[1, 1, 0, z])/(y*z) - (4*G[1, 1 - y, 0, z])/(y*z) + (30*G[1 - y, 0, 0, z])/(y*z) + (21*G[1 - y, 1, 0, z])/(2*y*z) - (17*G[1 - y, 1 - y, 0, z])/(2*y*z) - (17*G[-y, 1 - y, 0, z])/(y*z) - (21*Zeta[3])/(y*z)) + G[1, 0, 0, z]*((((19*I)/2)*Pi^3)/(y*z) + ((I/72)*Pi*(-6682*y + 13148*y^2 - 6466*y^3 + 28118*y*z - 44261*y^2*z + 14850*y^3*z - 1080*z^2 - 44491*y*z^2 + 55467*y^2*z^2 - 11574*y^3*z^2 + 4320*z^3 + 31585*y*z^3 - 30311*y^2*z^3 + 2866*y^3*z^3 - 6480*z^4 - 8759*y*z^4 + 5957*y^2*z^4 + 4320*z^5 + 229*y*z^5 - 1080*z^6))/(y^2*(-1 + z)^3*z*(-1 + y + z)^2) + (-84793*y^2 + 169658*y^3 - 84865*y^4 - 82633*y*z + 575335*y^2*z - 679821*y^3*z + 183795*y^4*z + 9288*z^2 + 353045*y*z^2 - 1317318*y^2*z^2 + 970167*y^3*z^2 - 125817*y^4*z^2 - 81144*z^3 - 533002*y*z^3 + 1367542*y^2*z^3 - 592181*y^3*z^3 + 26671*y^4*z^3 + 232128*z^4 + 307282*y*z^4 - 660361*y^2*z^4 + 131961*y^3*z^4 - 302400*z^5 - 14573*y*z^5 + 119595*y^2*z^5 + 186552*z^6 - 30119*y*z^6 - 44424*z^7)/(864*y^2*(-1 + z)^3*z*(-1 + y + z)^2* (y + z)) + (Pi^2*(-2003*y^2 + 3622*y^3 - 1715*y^4 - 48*y*z + 5946*y^2*z - 10574*y^3*z + 4412*y^4*z - 408*z^2 + 1104*y*z^2 - 1617*y^2*z^2 + 7228*y^3*z^2 - 3522*y^4*z^2 + 2472*z^3 - 4800*y*z^3 - 12932*y^2*z^3 + 5348*y^3*z^3 + 812*y^4*z^3 - 6228*z^4 + 9120*y*z^4 + 19083*y^2*z^4 - 8290*y^3*z^4 + 85*y^4*z^4 + 8352*z^5 - 8880*y*z^5 - 10614*y^2*z^5 + 2666*y^3*z^5 - 6288*z^6 + 4368*y*z^6 + 2137*y^2*z^6 + 2520*z^7 - 864*y*z^7 - 420*z^8))/ (144*y^3*(-1 + z)^4*z*(-1 + y + z)^2) + (27*G[1, 1, 0, y])/(2*y*z) - (35*Zeta[3])/(2*y*z)) + G[-y, 1 - y, 0, z]*((((3*I)/2)*Pi^3)/(y*z) + (Pi^2*(16*y^2 + 16*y^3 - 20*y^4 - 2*y^2*z - 22*y^3*z - 81*z^2 + 162*y*z^2 - 74*y^2*z^2 + 180*z^3 - 162*y*z^3 - 90*z^4))/ (72*y^3*z*(-1 + y + z)^2) - (15*Zeta[3])/(y*z)) + G[1 - y, 1 - y, 0, z]*(((I/2)*Pi^3)/(y*z) + (Pi^2*(-30*y^2 + 120*y^3 - 180*y^4 + 120*y^5 - 30*y^6 - 9*y*z + 92*y^2*z - 236*y^3*z + 244*y^4*z - 103*y^5*z + 12*y^6*z - 45*z^2 + 216*y*z^2 - 385*y^2*z^2 + 304*y^3*z^2 - 86*y^4*z^2 - 10*y^5*z^2 + 6*y^6*z^2 + 180*z^3 - 684*y*z^3 + 884*y^2*z^3 - 437*y^3*z^3 + 40*y^4*z^3 + 17*y^5*z^3 - 270*z^4 + 846*y*z^4 - 871*y^2*z^4 + 330*y^3*z^4 - 30*y^4*z^4 + 180*z^5 - 459*y*z^5 + 350*y^2*z^5 - 81*y^3*z^5 - 45*z^6 + 90*y*z^6 - 40*y^2*z^6))/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (13*Zeta[3])/(y*z)) + G[0, 1, 0, z]*((((23*I)/4)*Pi^3)/(y*z) + ((I/72)*Pi*(3767*y^3 - 11031*y^4 + 10761*y^5 - 3497*y^6 + 6076*y^2*z - 34237*y^3*z + 58136*y^4*z - 37496*y^5*z + 7521*y^6*z + 3875*y*z^2 - 36407*y^2*z^2 + 100059*y^3*z^2 - 107334*y^4*z^2 + 44844*y^5*z^2 - 4713*y^6*z^2 + 972*z^3 - 18493*y*z^3 + 79392*y^2*z^3 - 128998*y^3*z^3 + 86952*y^4*z^3 - 21162*y^5*z^3 + 1013*y^6*z^3 - 4104*z^4 + 33188*y*z^4 - 79671*y^2*z^4 + 76771*y^3*z^4 - 30209*y^4*z^4 + 3377*y^5*z^4 + 6480*z^5 - 27356*y*z^5 + 36293*y^2*z^5 - 17931*y^3*z^5 + 3162*y^4*z^5 - 4536*z^6 + 9745*y*z^6 - 5130*y^2*z^6 + 245*y^3*z^6 + 1188*z^7 - 959*y*z^7 - 553*y^2*z^7))/((-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2* (y + z)^2) + (-12159*y^3 + 47892*y^4 - 70722*y^5 + 46404*y^6 - 11415*y^7 - 20658*y^2*z + 155971*y^3*z - 369844*y^4*z + 383424*y^5*z - 177910*y^6*z + 29017*y^7*z - 16665*y*z^2 + 188366*y^2*z^2 - 676850*y^3*z^2 + 1057798*y^4*z^2 - 783746*y^5*z^2 + 255578*y^6*z^2 - 24481*y^7*z^2 - 11016*z^3 + 118861*y*z^3 - 599356*y^2*z^3 + 1355264*y^3*z^3 - 1477284*y^4*z^3 + 769850*y^5*z^3 - 163234*y^6*z^3 + 6951*y^7*z^3 + 41424*z^4 - 282624*y*z^4 + 897562*y^2*z^4 - 1394456*y^3*z^4 + 1066204*y^4*z^4 - 367308*y^5*z^4 + 39162*y^6*z^4 - 55296*z^5 + 296280*y*z^5 - 669340*y^2*z^5 + 729566*y^3*z^5 - 369640*y^4*z^5 + 68358*y^5*z^5 + 27504*z^6 - 131803*y*z^6 + 223328*y^2*z^6 - 163831*y^3*z^6 + 44874*y^4*z^6 + 264*z^7 + 10947*y*z^7 - 17742*y^2*z^7 + 6567*y^3*z^7 - 2880*z^8 + 5004*y*z^8 - 2160*y^2*z^8)/ (288*(-1 + y)^2*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^2) + (Pi^2*(-523*y^2 + 1940*y^3 - 2720*y^4 + 1712*y^5 - 409*y^6 - 8*y*z + 1054*y^2*z - 3494*y^3*z + 4286*y^4*z - 2266*y^5*z + 428*y^6*z - 122*z^2 + 536*y*z^2 + 1355*y^2*z^2 - 6514*y^3*z^2 + 8291*y^4*z^2 - 4408*y^5*z^2 + 862*y^6*z^2 + 728*z^3 - 2796*y*z^3 - 4828*y^2*z^3 + 22664*y^3*z^3 - 24768*y^4*z^3 + 10396*y^5*z^3 - 1396*y^6*z^3 - 1812*z^4 + 6224*y*z^4 + 2887*y^2*z^4 - 22840*y^3*z^4 + 22034*y^4*z^4 - 6976*y^5*z^4 + 503*y^6*z^4 + 2408*z^5 - 7376*y*z^5 + 2030*y^2*z^5 + 9410*y^3*z^5 - 8118*y^4*z^5 + 1566*y^5*z^5 - 1802*z^6 + 4872*y*z^6 - 2947*y^2*z^6 - 986*y^3*z^6 + 983*y^4*z^6 + 720*z^7 - 1692*y*z^7 + 1072*y^2*z^7 - 180*y^3*z^7 - 120*z^8 + 240*y*z^8 - 100*y^2*z^8))/(48*(-1 + y)^2*y^3*(-1 + z)^4*z* (-1 + y + z)^2) - (19*G[1, 0, 0, y])/(2*y*z) + (12*G[1, 1, 0, y])/(y*z) - (25*Zeta[3])/(2*y*z)) + G[1, 1, 0, y]*((((-5*I)/4)*Pi^3)/(y*z) + (Pi^2*(343*y^2 - 638*y^3 + 307*y^4 - 48*y*z + 224*y^2*z - 204*y^3*z + 154*y^4*z - 354*z^2 + 900*y*z^2 - 2700*y^2*z^2 + 1938*y^3*z^2 - 269*y^4*z^2 + 1428*z^3 - 2412*y*z^3 + 3356*y^2*z^3 - 1096*y^3*z^3 - 2154*z^4 + 2316*y*z^4 - 1223*y^2*z^4 + 1440*z^5 - 756*y*z^5 - 360*z^6))/(144*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - ((I/72)*Pi*(-1571*y^3 + 4929*y^4 - 5145*y^5 + 1787*y^6 - 4600*y^2*z + 16088*y^3*z - 22307*y^4*z + 13685*y^5*z - 2866*y^6*z - 1463*y*z^2 + 12853*y^2*z^2 - 28777*y^3*z^2 + 26485*y^4*z^2 - 10516*y^5*z^2 + 1094*y^6*z^2 + 972*z^3 - 4084*y*z^3 + 3205*y^2*z^3 + 3693*y^3*z^3 - 5777*y^4*z^3 + 1991*y^5*z^3 - 5184*z^4 + 23838*y*z^4 - 35660*y^2*z^4 + 20999*y^3*z^4 - 3345*y^4*z^4 + 9612*z^5 - 31732*y*z^5 + 32567*y^2*z^5 - 10447*y^3*z^5 - 7560*z^6 + 15601*y*z^6 - 8365*y^2*z^6 + 2160*z^7 - 2160*y*z^7))/ ((-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (-4331*y^3 + 18224*y^4 - 28686*y^5 + 20024*y^6 - 5231*y^7 - 12754*y^2*z + 59420*y^3*z - 117670*y^4*z + 120398*y^5*z - 61696*y^6*z + 12302*y^7*z + 895*y*z^2 + 11128*y^2*z^2 - 68304*y^3*z^2 + 135986*y^4*z^2 - 121920*y^5*z^2 + 45832*y^6*z^2 - 3617*y^7*z^2 + 12168*z^3 - 91340*y*z^3 + 239094*y^2*z^3 - 273530*y^3*z^3 + 131074*y^4*z^3 - 13198*y^5*z^3 - 4160*y^6*z^3 - 61272*z^4 + 334730*y*z^4 - 670398*y^2*z^4 + 622920*y^3*z^4 - 262478*y^4*z^4 + 36498*y^5*z^4 + 110616*z^5 - 447344*y*z^5 + 656048*y^2*z^5 - 414400*y^3*z^5 + 94864*y^4*z^5 - 86088*z^6 + 251383*y*z^6 - 246974*y^2*z^6 + 81679*y^3*z^6 + 24576*z^7 - 48324*y*z^7 + 23856*y^2*z^7)/(288*(-1 + y)^2*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2) - (3*G[1, 1, 0, z])/(y*z) - (4*G[1, 1, 1, z])/(y*z) - (23*G[1, 1 - y, 0, z])/(2*y*z) + (9*G[1, 1 - y, 1, z])/(2*y*z) + (10*G[1, 1 - y, 1 - y, z])/(y*z) + (3*G[1, 1 - y, -y, z])/(y*z) - (9*G[1 - y, 0, 0, z])/(2*y*z) - (7*G[1 - y, 0, 1, z])/(y*z) - (4*G[1 - y, 0, 1 - y, z])/(y*z) + (11*G[1 - y, 0, -y, z])/(y*z) - (11*G[1 - y, 1, 0, z])/(y*z) + G[1 - y, 1, 1, z]/(y*z) + (12*G[1 - y, 1, 1 - y, z])/(y*z) + (2*G[1 - y, 1 - y, 0, z])/(y*z) + G[1 - y, 1 - y, 1, z]/(y*z) - G[1 - y, 1 - y, 1 - y, z]/(y*z) - (4*G[1 - y, 1 - y, -y, z])/(y*z) + (5*G[1 - y, -y, 0, z])/(y*z) + (2*G[1 - y, -y, 1 - y, z])/(y*z) - (20*G[1 - y, -y, -y, z])/(y*z) + (6*G[-y, 0, 0, z])/(y*z) + G[-y, 0, 1, z]/(y*z) + (3*G[-y, 0, 1 - y, z])/(y*z) - (22*G[-y, 0, -y, z])/(y*z) - (2*G[-y, 1 - y, 0, z])/(y*z) + G[-y, 1 - y, 1, z]/(y*z) - (6*G[-y, 1 - y, -y, z])/(y*z) - (10*G[-y, -y, 0, z])/(y*z) - (4*G[-y, -y, 1 - y, z])/(y*z) + (40*G[-y, -y, -y, z])/(y*z) - (25*Zeta[3])/(2*y*z)) + G[-y, 0, 1 - y, z]*((((5*I)/2)*Pi^3)/(y*z) + (Pi^2*(-5*y^2 + 30*y^3 - 20*y^4 + 7*y*z + 10*y^2*z - 27*y^3*z - 17*z^2 + 20*y*z^2 - 14*y^2*z^2 + 40*z^3 - 27*y*z^3 - 20*z^4))/ (12*y^3*z*(-1 + y + z)^2) - (12*Zeta[3])/(y*z)) + G[1 - y, -y, 1 - y, z]*(((2*I)*Pi^3)/(y*z) + (Pi^2*(47*y^2 - 164*y^3 + 216*y^4 - 128*y^5 + 29*y^6 - 18*y*z - 157*y^2*z + 618*y^3*z - 708*y^4*z + 226*y^5*z + 93*y^6*z - 54*y^7*z + 63*z^2 - 162*y*z^2 + 461*y^2*z^2 - 1054*y^3*z^2 + 1100*y^4*z^2 - 450*y^5*z^2 + 42*y^6*z^2 - 309*z^3 + 942*y*z^3 - 1193*y^2*z^3 + 1112*y^3*z^3 - 870*y^4*z^3 + 374*y^5*z^3 - 56*y^6*z^3 + 609*z^4 - 1794*y*z^4 + 1723*y^2*z^4 - 768*y^3*z^4 + 291*y^4*z^4 - 76*y^5*z^4 - 603*z^5 + 1620*y*z^5 - 1253*y^2*z^5 + 310*y^3*z^5 - 29*y^4*z^5 + 300*z^6 - 708*y*z^6 + 417*y^2*z^6 - 54*y^3*z^6 - 60*z^7 + 120*y*z^7 - 45*y^2*z^7))/ (36*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2) - (12*Zeta[3])/(y*z)) + G[0, -y, 1 - y, z]*((((5*I)/2)*Pi^3)/(y*z) + (Pi^2*(5*y^2 - 28*y^3 + 52*y^4 - 40*y^5 + 11*y^6 - 7*y*z - 13*y^2*z + 118*y^3*z - 178*y^4*z + 71*y^5*z + 27*y^6*z - 18*y^7*z + 44*z^2 - 141*y*z^2 + 254*y^2*z^2 - 378*y^3*z^2 + 356*y^4*z^2 - 153*y^5*z^2 + 18*y^6*z^2 - 232*z^3 + 746*y*z^3 - 1014*y^2*z^3 + 793*y^3*z^3 - 406*y^4*z^3 + 133*y^5*z^3 - 20*y^6*z^3 + 482*z^4 - 1422*y*z^4 + 1628*y^2*z^4 - 883*y^3*z^4 + 229*y^4*z^4 - 29*y^5*z^4 - 494*z^5 + 1305*y*z^5 - 1250*y^2*z^5 + 477*y^3*z^5 - 53*y^4*z^5 + 250*z^6 - 581*y*z^6 + 445*y^2*z^6 - 99*y^3*z^6 - 50*z^7 + 100*y*z^7 - 55*y^2*z^7))/(12*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2) + (17*G[1, 0, 0, y])/(y*z) + (3*G[1, 1, 0, y])/(y*z) - (12*Zeta[3])/(y*z)) + G[1 - y, 0, 1 - y, z]*(((2*I)*Pi^3)/(y*z) + (Pi^2*(-257*y^2 + 514*y^3 - 257*y^4 - 30*y*z + 680*y^2*z - 888*y^3*z + 214*y^4*z - 174*z^2 + 468*y*z^2 - 765*y^2*z^2 + 384*y^3*z^2 - 32*y^4*z^2 + 708*z^3 - 1224*y*z^3 + 518*y^2*z^3 - 10*y^3*z^3 - 1074*z^4 + 1164*y*z^4 - 176*y^2*z^4 + 720*z^5 - 378*y*z^5 - 180*z^6))/(72*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (10*Zeta[3])/(y*z)) + G[0, 1 - y, 1 - y, z]*((((7*I)/2)*Pi^3)/(y*z) + (Pi^2*(196*y^2 - 784*y^3 + 1176*y^4 - 784*y^5 + 196*y^6 + 12*y*z - 446*y^2*z + 1518*y^3*z - 1830*y^4*z + 722*y^5*z + 132*y^6*z - 108*y^7*z + 237*z^2 - 1008*y*z^2 + 1321*y^2*z^2 - 452*y^3*z^2 - 344*y^4*z^2 + 378*y^5*z^2 - 132*y^6*z^2 - 1191*z^3 + 4398*y*z^3 - 4591*y^2*z^3 + 214*y^3*z^3 + 1836*y^4*z^3 - 686*y^5*z^3 + 20*y^6*z^3 + 2391*z^4 - 7746*y*z^4 + 7577*y^2*z^4 - 1602*y^3*z^4 - 912*y^4*z^4 + 262*y^5*z^4 - 2397*z^5 + 6750*y*z^5 - 5821*y^2*z^5 + 1484*y^3*z^5 + 74*y^4*z^5 + 1200*z^6 - 2886*y*z^6 + 1974*y^2*z^6 - 378*y^3*z^6 - 240*z^7 + 480*y*z^7 - 210*y^2*z^7))/ (72*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2) + (21*G[1, 0, 0, y])/(y*z) - (7*G[1, 1, 0, y])/(y*z) - (9*Zeta[3])/(y*z)) + G[0, 1, 1, y]*((((19*I)/4)*Pi^3)/(y*z) + (Pi^2*(-34*y^2 + 4*y^3 + 159*y^4 - 194*y^5 + 65*y^6 + 36*y*z - 962*y^2*z + 3175*y^3*z - 4086*y^4*z + 2315*y^5*z - 478*y^6*z + 63*z^2 - 396*y*z^2 + 3396*y^2*z^2 - 8208*y^3*z^2 + 7823*y^4*z^2 - 3004*y^5*z^2 + 326*y^6*z^2 - 246*z^3 + 1086*y*z^3 - 4322*y^2*z^3 + 7319*y^3*z^3 - 4894*y^4*z^3 + 1057*y^5*z^3 + 363*z^4 - 1248*y*z^4 + 2564*y^2*z^4 - 2560*y^3*z^4 + 911*y^4*z^4 - 240*z^5 + 642*y*z^5 - 732*y^2*z^5 + 270*y^3*z^5 + 60*z^6 - 120*y*z^6 + 90*y^2*z^6))/ (72*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (15*Zeta[3])/(2*y*z)) + G[1 - y, 1, 1, z]*(((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(80*y^2 - 320*y^3 + 480*y^4 - 320*y^5 + 80*y^6 + 12*y*z - 416*y^2*z + 1423*y^3*z - 1890*y^4*z + 1115*y^5*z - 244*y^6*z - 60*z^2 + 192*y*z^2 + 375*y^2*z^2 - 1818*y^3*z^2 + 2186*y^4*z^2 - 1018*y^5*z^2 + 143*y^6*z^2 + 240*z^3 - 768*y*z^3 + 568*y^2*z^3 + 527*y^3*z^3 - 832*y^4*z^3 + 265*y^5*z^3 - 360*z^4 + 1032*y*z^4 - 1072*y^2*z^4 + 350*y^3*z^4 + 35*y^4*z^4 + 240*z^5 - 588*y*z^5 + 540*y^2*z^5 - 162*y^3*z^5 - 60*z^6 + 120*y*z^6 - 75*y^2*z^6))/ (36*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (6*Zeta[3])/(y*z)) + G[0, 1 - y, 1, z]*((((-3*I)/2)*Pi^3)/(y*z) + (Pi^2*(116*y^2 - 344*y^3 + 366*y^4 - 164*y^5 + 26*y^6 - 30*y*z - 224*y^2*z + 784*y^3*z - 840*y^4*z + 374*y^5*z - 64*y^6*z + 204*z^2 - 696*y*z^2 + 1071*y^2*z^2 - 1020*y^3*z^2 + 626*y^4*z^2 - 220*y^5*z^2 + 35*y^6*z^2 - 828*z^3 + 2700*y*z^3 - 3002*y^2*z^3 + 1340*y^3*z^3 - 226*y^4*z^3 + 16*y^5*z^3 + 1254*z^4 - 3612*y*z^4 + 3287*y^2*z^4 - 1030*y^3*z^4 + 71*y^4*z^4 - 840*z^5 + 2058*y*z^5 - 1428*y^2*z^5 + 270*y^3*z^5 + 210*z^6 - 420*y*z^6 + 180*y^2*z^6))/ (72*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (15*G[1, 1, 0, y])/(2*y*z) - (9*Zeta[3])/(2*y*z)) + G[0, 0, 1, z]*(((-4*I)*Pi^3)/(y*z) + (Pi^2*(-284*y^2 + 824*y^3 - 846*y^4 + 356*y^5 - 50*y^6 - 42*y*z + 1914*y^2*z - 5408*y^3*z + 5670*y^4*z - 2562*y^5*z + 428*y^6*z + 21*z^2 + 168*y*z^2 - 5181*y^2*z^2 + 13942*y^3*z^2 - 14054*y^4*z^2 + 6040*y^5*z^2 - 936*y^6*z^2 - 144*z^3 - 132*y*z^3 + 7096*y^2*z^3 - 18108*y^3*z^3 + 16820*y^4*z^3 - 6284*y^5*z^3 + 752*y^6*z^3 + 396*z^4 - 372*y*z^4 - 4854*y^2*z^4 + 12356*y^3*z^4 - 10332*y^4*z^4 + 3048*y^5*z^4 - 212*y^6*z^4 - 564*z^5 + 918*y*z^5 + 990*y^2*z^5 - 3928*y^3*z^5 + 3026*y^4*z^5 - 562*y^5*z^5 + 441*z^6 - 840*y*z^6 + 667*y^2*z^6 + 214*y^3*z^6 - 302*y^4*z^6 - 180*z^7 + 360*y*z^7 - 408*y^2*z^7 + 108*y^3*z^7 + 30*z^8 - 60*y*z^8 + 60*y^2*z^8))/(72*(-1 + y)^2*y^3*(-1 + z)^4*z*(-1 + y + z)^2) - (19*G[0, 1, 0, y])/(2*y*z) + (19*G[1, 1, 0, y])/(2*y*z) - (9*Zeta[3])/(2*y*z)) + G[1 - y, 0, 1, z]*((((-3*I)/2)*Pi^3)/(y*z) + (Pi^2*(94*y^2 - 256*y^3 + 234*y^4 - 76*y^5 + 4*y^6 - 42*y*z - 100*y^2*z + 440*y^3*z - 432*y^4*z + 154*y^5*z - 20*y^6*z + 210*z^2 - 672*y*z^2 + 849*y^2*z^2 - 540*y^3*z^2 + 184*y^4*z^2 - 44*y^5*z^2 + 13*y^6*z^2 - 840*z^3 + 2688*y*z^3 - 2842*y^2*z^3 + 1060*y^3*z^3 - 38*y^4*z^3 - 28*y^5*z^3 + 1260*z^4 - 3612*y*z^4 + 3247*y^2*z^4 - 974*y^3*z^4 + 49*y^4*z^4 - 840*z^5 + 2058*y*z^5 - 1428*y^2*z^5 + 270*y^3*z^5 + 210*z^6 - 420*y*z^6 + 180*y^2*z^6))/ (72*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (4*Zeta[3])/(y*z)) + G[1, 0, 1, z]*((I*Pi^3)/(y*z) + (Pi^2*(203*y^2 - 214*y^3 + 59*y^4 + 42*y*z - 692*y^2*z + 609*y^3*z - 142*y^4*z - 210*z^2 + 252*y*z^2 + 699*y^2*z^2 - 564*y^3*z^2 + 77*y^4*z^2 + 840*z^3 - 1008*y*z^3 - 134*y^2*z^3 + 169*y^3*z^3 - 1260*z^4 + 1092*y*z^4 - 76*y^2*z^4 + 840*z^5 - 378*y*z^5 - 210*z^6))/(72*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - G[1, 1, 0, y]/(2*y*z) - (3*Zeta[3])/(y*z)) + G[1, 1 - y, 1, z]*(((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(-37*y^2 + 62*y^3 - 28*y^4 + 12*y*z + 52*y^2*z - 63*y^3*z + 8*y^4*z + 75*z^2 - 198*y*z^2 + 123*y^2*z^2 - 36*y^3*z^2 + 8*y^4*z^2 - 300*z^3 + 522*y*z^3 - 254*y^2*z^3 + 37*y^3*z^3 + 450*z^4 - 498*y*z^4 + 116*y^2*z^4 - 300*z^5 + 162*y*z^5 + 75*z^6))/ (36*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (5*Zeta[3])/(2*y*z)) + G[1, 1 - y, 0, z]*((((9*I)/4)*Pi^3)/(y*z) + (Pi^2*(-20*y^2 + 16*y^3 - 2*y^4 + 21*y*z - 130*y^2*z + 138*y^3*z - 32*y^4*z + 165*z^2 - 414*y*z^2 + 633*y^2*z^2 - 306*y^3*z^2 + 25*y^4*z^2 - 660*z^3 + 1116*y*z^3 - 796*y^2*z^3 + 152*y^3*z^3 + 990*z^4 - 1074*y*z^4 + 313*y^2*z^4 - 660*z^5 + 351*y*z^5 + 165*z^6))/(36*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (2*Zeta[3])/(y*z)) + G[1, 1, 0, z]*((I*Pi^3)/(y*z) + ((I/36)*Pi*(1264*y - 1676*y^2 + 463*y^3 - 5524*y*z + 6513*y^2*z - 1706*y^3*z + 540*z^2 + 8007*y*z^2 - 7338*y^2*z^2 + 913*y^3*z^2 - 1620*z^3 - 4498*y*z^3 + 2501*y^2*z^3 + 1620*z^4 + 751*y*z^4 - 540*z^5))/(y^2*(-1 + z)^2*z*(-1 + y + z)^2) + (8483*y^2 - 17266*y^3 + 5765*y^4 + 10103*y*z - 58698*y^2*z + 46481*y^3*z - 3682*y^4*z - 756*z^2 - 26240*y*z^2 + 81180*y^2*z^2 - 30274*y^3*z^2 + 752*y^4*z^2 + 22320*z^3 - 14832*y*z^3 - 17156*y^2*z^3 + 3894*y^3*z^3 - 62424*z^4 + 67972*y*z^4 - 13809*y^2*z^4 + 60912*z^5 - 37003*y*z^5 - 20052*z^6)/ (432*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)) + (Pi^2*(-1033*y^2 + 938*y^3 - 187*y^4 - 6*y*z + 4348*y^2*z - 4875*y^3*z + 1670*y^4*z - 240*z^2 + 504*y*z^2 - 7035*y^2*z^2 + 6288*y^3*z^2 - 1159*y^4*z^2 + 960*z^3 - 1476*y*z^3 + 5158*y^2*z^3 - 2351*y^3*z^3 - 1440*z^4 + 1464*y*z^4 - 1438*y^2*z^4 + 960*z^5 - 486*y*z^5 - 240*z^6))/(72*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (3*Zeta[3])/(2*y*z)) + G[1, 0, 1 - y, z]*((((9*I)/4)*Pi^3)/(y*z) + (Pi^2*(-22*y^2 + 44*y^3 - 22*y^4 - 3*y*z - 74*y^2*z + 66*y^3*z - 16*y^4*z + 150*z^2 - 288*y*z^2 + 462*y^2*z^2 - 234*y^3*z^2 + 23*y^4*z^2 - 600*z^3 + 882*y*z^3 - 614*y^2*z^3 + 124*y^3*z^3 + 900*z^4 - 888*y*z^4 + 248*y^2*z^4 - 600*z^5 + 297*y*z^5 + 150*z^6))/ (36*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (10*G[1, 1, 0, y])/(y*z) - (3*Zeta[3])/(2*y*z)) + G[0, 1, 1 - y, z]*((((7*I)/4)*Pi^3)/(y*z) + (Pi^2*(-20*y^2 + 44*y^3 - 21*y^4 - 10*y^5 + 7*y^6 + 12*y*z - 118*y^2*z + 308*y^3*z - 336*y^4*z + 160*y^5*z - 26*y^6*z + 183*z^2 - 780*y*z^2 + 1473*y^2*z^2 - 1560*y^3*z^2 + 922*y^4*z^2 - 254*y^5*z^2 + 16*y^6*z^2 - 726*z^3 + 2622*y*z^3 - 3520*y^2*z^3 + 2296*y^3*z^3 - 782*y^4*z^3 + 110*y^5*z^3 + 1083*z^4 - 3312*y*z^4 + 3343*y^2*z^4 - 1358*y^3*z^4 + 214*y^4*z^4 - 720*z^5 + 1818*y*z^5 - 1308*y^2*z^5 + 270*y^3*z^5 + 180*z^6 - 360*y*z^6 + 150*y^2*z^6))/ (72*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (19*G[1, 0, 0, y])/(2*y*z) - (9*G[1, 1, 0, y])/(y*z) - (3*Zeta[3])/(2*y*z)) + G[1, 1 - y, 1 - y, z]*(((-2*I)*Pi^3)/(y*z) + (Pi^2*(10*y^2 - 8*y^3 + y^4 - 12*y*z + 56*y^2*z - 54*y^3*z + 10*y^4*z - 75*z^2 + 198*y*z^2 - 285*y^2*z^2 + 126*y^3*z^2 - 8*y^4*z^2 + 300*z^3 - 522*y*z^3 + 362*y^2*z^3 - 64*y^3*z^3 - 450*z^4 + 498*y*z^4 - 143*y^2*z^4 + 300*z^5 - 162*y*z^5 - 75*z^6))/ (18*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - Zeta[3]/(y*z)) + G[0, 1, 1, z]*((I*Pi^3)/(y*z) + (Pi^2*(145*y^2 - 412*y^3 + 408*y^4 - 160*y^5 + 19*y^6 - 12*y*z - 514*y^2*z + 1607*y^3*z - 1782*y^4*z + 859*y^5*z - 158*y^6*z - 183*z^2 + 780*y*z^2 - 360*y^2*z^2 - 1548*y^3*z^2 + 2080*y^4*z^2 - 878*y^5*z^2 + 109*y^6*z^2 + 726*z^3 - 2622*y*z^3 + 2690*y^2*z^3 - 287*y^3*z^3 - 746*y^4*z^3 + 239*y^5*z^3 - 1083*z^4 + 3312*y*z^4 - 3119*y^2*z^4 + 910*y^3*z^4 + 10*y^4*z^4 + 720*z^5 - 1818*y*z^5 + 1308*y^2*z^5 - 270*y^3*z^5 - 180*z^6 + 360*y*z^6 - 150*y^2*z^6))/(72*(-1 + y)^2*y^3*(-1 + z)^2*z* (-1 + y + z)^2) - (3*G[1, 1, 0, y])/(y*z) + Zeta[3]/(2*y*z)) + G[-y, 0, 1, z]*((I*Pi^3)/(y*z) + (Pi^2*(-46*y^2 + 164*y^3 - 100*y^4 + 42*y*z + 62*y^2*z - 140*y^3*z - 21*z^2 - 42*y*z^2 - 10*y^2*z^2 + 60*z^3 - 30*z^4))/(72*y^3*z*(-1 + y + z)^2) + (3*Zeta[3])/(y*z)) + G[-y, 1 - y, 1, z]*((I*Pi^3)/(y*z) + (Pi^2*(-46*y^2 + 164*y^3 - 100*y^4 + 42*y*z + 62*y^2*z - 140*y^3*z - 21*z^2 - 42*y*z^2 - 10*y^2*z^2 + 60*z^3 - 30*z^4))/ (72*y^3*z*(-1 + y + z)^2) + (3*Zeta[3])/(y*z)) + G[1 - y, 1 - y, 1, z]*((I*Pi^3)/(y*z) + (Pi^2*(-2*y^2 + 10*y^4 - 12*y^5 + 4*y^6 - 6*y*z + 20*y^2*z - 12*y^3*z - 16*y^4*z + 18*y^5*z - 4*y^6*z - 15*z^2 + 84*y*z^2 - 138*y^2*z^2 + 74*y^3*z^2 + 6*y^4*z^2 - 12*y^5*z^2 + y^6*z^2 + 60*z^3 - 246*y*z^3 + 308*y^2*z^3 - 132*y^3*z^3 + 6*y^4*z^3 + 4*y^5*z^3 - 90*z^4 + 294*y*z^4 - 282*y^2*z^4 + 88*y^3*z^4 - 5*y^4*z^4 + 60*z^5 - 156*y*z^5 + 104*y^2*z^5 - 18*y^3*z^5 - 15*z^6 + 30*y*z^6 - 10*y^2*z^6))/(12*(-1 + y)^2*y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (3*Zeta[3])/(y*z)) + G[-y, 1 - y, 1 - y, z]* (((-I)*Pi^3)/(y*z) + (Pi^2*(-4*y^2 + 2*y^4 + 2*y^2*z + 2*y^3*z + 9*z^2 - 18*y*z^2 + 8*y^2*z^2 - 20*z^3 + 18*y*z^3 + 10*z^4))/ (12*y^3*z*(-1 + y + z)^2) + (4*Zeta[3])/(y*z)) + G[1 - y, 1 - y, 1 - y, z]*(((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(-151*y^2 + 604*y^3 - 906*y^4 + 604*y^5 - 151*y^6 - 60*y*z + 683*y^2*z - 1800*y^3*z + 1788*y^4*z - 500*y^5*z - 219*y^6*z + 108*y^7*z - 240*z^2 + 1260*y*z^2 - 2770*y^2*z^2 + 2978*y^3*z^2 - 1303*y^4*z^2 - 108*y^5*z^2 + 183*y^6*z^2 + 1200*z^3 - 4920*y*z^3 + 7174*y^2*z^3 - 4378*y^3*z^3 + 777*y^4*z^3 + 176*y^5*z^3 - 29*y^6*z^3 - 2400*z^4 + 8280*y*z^4 - 9677*y^2*z^4 + 4434*y^3*z^4 - 543*y^4*z^4 - 64*y^5*z^4 + 2400*z^5 - 7020*y*z^5 + 6613*y^2*z^5 - 2270*y^3*z^5 + 187*y^4*z^5 - 1200*z^6 + 2940*y*z^6 - 2082*y^2*z^6 + 432*y^3*z^6 + 240*z^7 - 480*y*z^7 + 210*y^2*z^7))/ (72*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2) + (4*Zeta[3])/(y*z)) + G[1 - y, 1, 0, z]*(((-5*I)*Pi^3)/(y*z) + (Pi^2*(2795*y^2 - 10988*y^3 + 16242*y^4 - 10700*y^5 + 2651*y^6 + 36*y*z - 8564*y^2*z + 29554*y^3*z - 37542*y^4*z + 20498*y^5*z - 3982*y^6*z + 360*z^2 - 1584*y*z^2 + 11664*y^2*z^2 - 29550*y^3*z^2 + 30305*y^4*z^2 - 12856*y^5*z^2 + 1661*y^6*z^2 - 1440*z^3 + 5256*y*z^3 - 10832*y^2*z^3 + 14270*y^3*z^3 - 9652*y^4*z^3 + 2398*y^5*z^3 + 2160*z^4 - 6624*y*z^4 + 7253*y^2*z^4 - 3826*y^3*z^4 + 977*y^4*z^4 - 1440*z^5 + 3636*y*z^5 - 2616*y^2*z^5 + 540*y^3*z^5 + 360*z^6 - 720*y*z^6 + 300*y^2*z^6))/ (144*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - ((I/72)*Pi*(-3181*y^3 + 9759*y^4 - 9975*y^5 + 3397*y^6 - 7820*y^2*z + 34996*y^3*z - 53305*y^4*z + 32215*y^5*z - 6086*y^6*z - 3073*y*z^2 + 36287*y^2*z^2 - 93503*y^3*z^2 + 90347*y^4*z^2 - 33086*y^5*z^2 + 2704*y^6*z^2 + 972*z^3 + 5380*y*z^3 - 52789*y^2*z^3 + 95403*y^3*z^3 - 59827*y^4*z^3 + 10861*y^5*z^3 - 5076*z^4 + 6186*y*z^4 + 22352*y^2*z^4 - 35825*y^3*z^4 + 13011*y^4*z^4 + 9396*z^5 - 18380*y*z^5 + 6889*y^2*z^5 + 2095*y^3*z^5 - 7452*z^6 + 12047*y*z^6 - 4919*y^2*z^6 + 2160*z^7 - 2160*y*z^7))/ ((-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (-15289*y^3 + 60976*y^4 - 91194*y^5 + 60616*y^6 - 15109*y^7 - 39614*y^2*z + 226836*y^3*z - 472214*y^4*z + 453434*y^5*z - 199500*y^6*z + 31058*y^7*z + 2117*y*z^2 + 121488*y^2*z^2 - 552082*y^3*z^2 + 877186*y^4*z^2 - 612490*y^5*z^2 + 169368*y^6*z^2 - 5587*y^7*z^2 + 34992*z^3 - 223076*y*z^3 + 344818*y^2*z^3 - 12026*y^3*z^3 - 321166*y^4*z^3 + 207050*y^5*z^3 - 30484*y^6*z^3 - 178704*z^4 + 859140*y*z^4 - 1442926*y^2*z^4 + 1070420*y^3*z^4 - 330406*y^4*z^4 + 22476*y^5*z^4 + 326160*z^5 - 1202708*y*z^5 + 1608024*y^2*z^5 - 917316*y^3*z^5 + 185624*y^4*z^5 - 256176*z^6 + 709715*y*z^6 - 663358*y^2*z^6 + 209819*y^3*z^6 + 73728*z^7 - 145188*y*z^7 + 71568*y^2*z^7)/(864*(-1 + y)^2*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2) + (4*Zeta[3])/(y*z)) + G[0, 1, 0, y]*((((15*I)/4)*Pi^3)/(y*z) + (Pi^2*(-385*y^2 + 1124*y^3 - 1166*y^4 + 500*y^5 - 73*y^6 - 28*y*z + 444*y^2*z - 780*y^3*z + 262*y^4*z + 188*y^5*z - 86*y^6*z - 76*z^2 + 416*y*z^2 + 170*y^2*z^2 - 2294*y^3*z^2 + 2859*y^4*z^2 - 1180*y^5*z^2 + 101*y^6*z^2 + 312*z^3 - 1248*y*z^3 + 388*y^2*z^3 + 2368*y^3*z^3 - 2420*y^4*z^3 + 608*y^5*z^3 - 476*z^4 + 1520*y*z^4 - 1217*y^2*z^4 - 238*y^3*z^4 + 407*y^4*z^4 + 320*z^5 - 820*y*z^5 + 680*y^2*z^5 - 180*y^3*z^5 - 80*z^6 + 160*y*z^6 - 80*y^2*z^6))/ (48*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + ((I/72)*Pi*(-3308*y^3 + 9126*y^4 - 8379*y^5 + 2561*y^6 - 5158*y^2*z + 26072*y^3*z - 41405*y^4*z + 24959*y^5*z - 4468*y^6*z - 3416*y*z^2 + 27034*y^2*z^2 - 66337*y^3*z^2 + 63943*y^4*z^2 - 23578*y^5*z^2 + 1922*y^6*z^2 - 972*z^3 + 13598*y*z^3 - 49697*y^2*z^3 + 70353*y^3*z^3 - 40295*y^4*z^3 + 7013*y^5*z^3 + 2916*z^4 - 18708*y*z^4 + 38716*y^2*z^4 - 30676*y^3*z^4 + 8616*y^4*z^4 - 2916*z^5 + 10286*y*z^5 - 11251*y^2*z^5 + 3881*y^3*z^5 + 972*z^6 - 1760*y*z^6 + 356*y^2*z^6))/((-1 + y)*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2) + (8949*y^3 - 35992*y^4 + 53168*y^5 - 34156*y^6 + 8031*y^7 + 16326*y^2*z - 124480*y^3*z + 290628*y^4*z - 292246*y^5*z + 129114*y^6*z - 19342*y^7*z + 17631*y*z^2 - 173648*y^2*z^2 + 558352*y^3*z^2 - 785566*y^4*z^2 + 515710*y^5*z^2 - 140480*y^6*z^2 + 7857*y^7*z^2 + 13104*z^3 - 124472*y*z^3 + 520456*y^2*z^3 - 983582*y^3*z^3 + 882750*y^4*z^3 - 353886*y^5*z^3 + 45522*y^6*z^3 - 39312*z^4 + 244576*y*z^4 - 629370*y^2*z^4 + 755238*y^3*z^4 - 415006*y^4*z^4 + 84162*y^5*z^4 + 39312*z^5 - 186368*y*z^5 + 318706*y^2*z^5 - 234620*y^3*z^5 + 63186*y^4*z^5 - 13104*z^6 + 48741*y*z^6 - 52470*y^2*z^6 + 16689*y^3*z^6 - 108*y*z^7)/ (288*(-1 + y)^2*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) - (14*G[0, 1, 0, z])/(y*z) + (3*G[0, 1, 1, z])/(y*z) + (10*G[0, 1, 1 - y, z])/(y*z) - (69*G[0, 1 - y, 0, z])/(2*y*z) + (15*G[0, 1 - y, 1, z])/(2*y*z) + (37*G[0, 1 - y, 1 - y, z])/(2*y*z) + (8*G[0, 1 - y, -y, z])/(y*z) + (9*G[0, -y, 0, z])/(y*z) + (13*G[0, -y, 1 - y, z])/(y*z) - (22*G[0, -y, -y, z])/(y*z) - (33*G[1, 0, 0, z])/(2*y*z) + G[1, 0, 1, z]/(2*y*z) + (11*G[1, 0, 1 - y, z])/(y*z) + (3*G[1, 0, -y, z])/(y*z) + (4*G[1, 1, 0, z])/(y*z) + (4*G[1, 1, 1, z])/(y*z) - (7*G[1, 1, 1 - y, z])/(y*z) + (27*G[1, 1 - y, 0, z])/(2*y*z) - (9*G[1, 1 - y, 1, z])/(2*y*z) - (10*G[1, 1 - y, 1 - y, z])/(y*z) + (3*G[1, 1 - y, -y, z])/(y*z) - (26*G[1 - y, 0, 0, z])/(y*z) + (7*G[1 - y, 0, 1, z])/(y*z) + (31*G[1 - y, 0, 1 - y, z])/(2*y*z) + (11*G[1 - y, 0, -y, z])/(y*z) + (8*G[1 - y, 1, 0, z])/(y*z) - G[1 - y, 1, 1, z]/(y*z) - (6*G[1 - y, 1, 1 - y, z])/(y*z) + (17*G[1 - y, 1 - y, 0, z])/(2*y*z) - G[1 - y, 1 - y, 1, z]/(y*z) - (3*G[1 - y, 1 - y, 1 - y, z])/(y*z) - (4*G[1 - y, 1 - y, -y, z])/ (y*z) + (10*G[1 - y, -y, 0, z])/(y*z) + (11*G[1 - y, -y, 1 - y, z])/ (y*z) - (20*G[1 - y, -y, -y, z])/(y*z) + (11*G[-y, 0, 0, z])/(y*z) - G[-y, 0, 1, z]/(y*z) + (11*G[-y, 0, 1 - y, z])/(y*z) - (22*G[-y, 0, -y, z])/(y*z) + (14*G[-y, 1 - y, 0, z])/(y*z) - G[-y, 1 - y, 1, z]/(y*z) - (5*G[-y, 1 - y, 1 - y, z])/(y*z) - (6*G[-y, 1 - y, -y, z])/(y*z) - (20*G[-y, -y, 0, z])/(y*z) - (22*G[-y, -y, 1 - y, z])/(y*z) + (40*G[-y, -y, -y, z])/(y*z) + (11*Zeta[3])/(2*y*z)) + G[1, 1, 1 - y, z]*(((-I)*Pi^3)/(y*z) + (Pi^2*(-9*y^2 + 18*y^3 - 9*y^4 + 6*y*z + 12*y^2*z - 19*y^3*z + 2*y^4*z + 15*z^2 - 54*y*z^2 + 30*y^2*z^2 - 8*y^3*z^2 + 3*y^4*z^2 - 60*z^3 + 126*y*z^3 - 60*y^2*z^3 + 9*y^3*z^3 + 90*z^4 - 114*y*z^4 + 27*y^2*z^4 - 60*z^5 + 36*y*z^5 + 15*z^6))/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (6*Zeta[3])/(y*z)) + G[1, 1, 1, z]*(((2*I)*Pi^3)/(y*z) + (Pi^2*(-101*y^2 + 58*y^3 + 7*y^4 - 6*y*z + 380*y^2*z - 399*y^3*z + 154*y^4*z + 30*z^2 - 36*y*z^2 - 513*y^2*z^2 + 540*y^3*z^2 - 119*y^4*z^2 - 120*z^3 + 144*y*z^3 + 290*y^2*z^3 - 199*y^3*z^3 + 180*z^4 - 156*y*z^4 - 56*y^2*z^4 - 120*z^5 + 54*y*z^5 + 30*z^6))/ (36*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (9*Zeta[3])/(y*z)) + G[1, 1, 1, y]*(((-2*I)*Pi^3)/(y*z) + (Pi^2*(-34*y^2 + 68*y^3 - 34*y^4 + 96*y*z + 376*y^2*z - 774*y^3*z + 344*y^4*z + 276*z^2 - 936*y*z^2 - 531*y^2*z^2 + 1206*y^3*z^2 - 241*y^4*z^2 - 1092*z^3 + 2232*y*z^3 + 70*y^2*z^3 - 500*y^3*z^3 + 1626*z^4 - 2040*y*z^4 + 119*y^2*z^4 - 1080*z^5 + 648*y*z^5 + 270*z^6))/(72*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (25*Zeta[3])/(2*y*z)) + G[0, 0, 1, y]*((((-37*I)/4)*Pi^3)/(y*z) + (Pi^2*(94*y^2 - 160*y^3 - 30*y^4 + 164*y^5 - 68*y^6 - 42*y*z + 938*y^2*z - 3169*y^3*z + 4260*y^4*z - 2543*y^5*z + 556*y^6*z + 21*z^2 + 84*y*z^2 - 2973*y^2*z^2 + 8130*y^3*z^2 - 8219*y^4*z^2 + 3334*y^5*z^2 - 383*y^6*z^2 - 102*z^3 + 78*y*z^3 + 2588*y^2*z^3 - 6215*y^3*z^3 + 4828*y^4*z^3 - 1165*y^5*z^3 + 171*z^4 - 300*y*z^4 - 419*y^2*z^4 + 1306*y^3*z^4 - 734*y^4*z^4 - 120*z^5 + 240*y*z^5 - 288*y^2*z^5 + 108*y^3*z^5 + 30*z^6 - 60*y*z^6 + 60*y^2*z^6))/ (72*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (45*Zeta[3])/(2*y*z)) + G[-y, -y, 1 - y, z]*(((-4*I)*Pi^3)/(y*z) + (Pi^2*(22*y^2 - 164*y^3 + 112*y^4 - 42*y*z - 50*y^2*z + 152*y^3*z + 75*z^2 - 66*y*z^2 + 58*y^2*z^2 - 180*z^3 + 108*y*z^3 + 90*z^4))/ (36*y^3*z*(-1 + y + z)^2) + (24*Zeta[3])/(y*z)) + G[0, 0, 1 - y, z]*((((-29*I)/4)*Pi^3)/(y*z) + (Pi^2*(440*y^2 - 880*y^3 + 440*y^4 - 968*y^2*z + 1539*y^3*z - 484*y^4*z + 216*z^2 - 432*y*z^2 + 642*y^2*z^2 - 636*y^3*z^2 + 143*y^4*z^2 - 912*z^3 + 1296*y*z^3 - 140*y^2*z^3 - 23*y^3*z^3 + 1416*z^4 - 1296*y*z^4 + 26*y^2*z^4 - 960*z^5 + 432*y*z^5 + 240*z^6))/(72*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (79*G[0, 1, 0, y])/(2*y*z) - (93*G[1, 0, 0, y])/(2*y*z) + (17*G[1, 1, 0, y])/(2*y*z) + (24*Zeta[3])/(y*z)) + G[1, 0, 0, y]*((((37*I)/4)*Pi^3)/(y*z) + ((I/72)*Pi*(3928 - 12108*y + 12432*y^2 - 4252*y^3 - 12660*z + 31297*y*z - 23105*y^2*z + 4468*y^3*z + 13263*z^2 - 22964*y*z^2 + 10241*y^2*z^2 - 4531*z^3 + 3991*y*z^3))/((-1 + y)*y*(-1 + z)*z* (-1 + y + z)^2) + (Pi^2*(-505 + 1972*y - 2898*y^2 + 1900*y^3 - 469*y^4 + 1076*z - 4612*y*z + 7102*y^2*z - 4688*y^3*z + 1122*y^4*z - 434*z^2 + 2842*y*z^2 - 4917*y^2*z^2 + 3124*y^3*z^2 - 607*y^4*z^2 - 340*z^3 + 172*y*z^3 + 580*y^2*z^3 - 428*y^3*z^3 + 203*z^4 - 374*y*z^4 + 179*y^2*z^4))/(48*(-1 + y)^2*y*(-1 + z)^2*z* (-1 + y + z)^2) + (-25483*y^2 + 104020*y^3 - 159162*y^4 + 108196*y^5 - 27571*y^6 - 32395*y*z + 299437*y^2*z - 725620*y^3*z + 708496*y^4*z - 275257*y^5*z + 25339*y^6*z - 14040*z^2 + 237753*y*z^2 - 905821*y^2*z^2 + 1306628*y^3*z^2 - 796477*y^4*z^2 + 171525*y^5*z^2 + 28080*z^3 - 353403*y*z^3 + 868845*y^2*z^3 - 790449*y^3*z^3 + 247143*y^4*z^3 - 14040*z^4 + 148261*y*z^4 - 234746*y^2*z^4 + 100957*y^3*z^4 - 216*y*z^5)/(864*(-1 + y)^2*y^2* (-1 + z)*z*(-1 + y + z)^2*(y + z)) - (13*G[1, 0, 0, z])/(y*z) + (21*G[1, 0, 1 - y, z])/(2*y*z) + (8*G[1, 1, 0, z])/(y*z) - (8*G[1, 1, 1 - y, z])/(y*z) + (27*G[1, 1 - y, 0, z])/(2*y*z) - (11*G[1, 1 - y, 1 - y, z])/(y*z) - (23*G[1 - y, 0, 0, z])/(2*y*z) + (17*G[1 - y, 0, 1 - y, z])/(y*z) + (6*G[1 - y, 1 - y, 0, z])/(y*z) - (3*G[1 - y, 1 - y, 1 - y, z])/(y*z) - (12*G[1 - y, -y, 0, z])/(y*z) + (12*G[1 - y, -y, 1 - y, z])/(y*z) - (18*G[-y, 0, 0, z])/(y*z) + (13*G[-y, 0, 1 - y, z])/(y*z) + (11*G[-y, 1 - y, 0, z])/(y*z) - (6*G[-y, 1 - y, 1 - y, z])/(y*z) + (24*G[-y, -y, 0, z])/(y*z) - (24*G[-y, -y, 1 - y, z])/(y*z) + (55*Zeta[3])/(2*y*z)) + G[0, 1 - y, 0, z]*((((-7*I)/2)*Pi^3)/(y*z) + (Pi^2*(191*y^2 - 764*y^3 + 1146*y^4 - 764*y^5 + 191*y^6 + 12*y*z - 188*y^2*z + 595*y^3*z - 720*y^4*z + 347*y^5*z - 46*y^6*z + 264*z^2 - 1104*y*z^2 + 1083*y^2*z^2 + 558*y^3*z^2 - 1330*y^4*z^2 + 590*y^5*z^2 - 61*y^6*z^2 - 1068*z^3 + 3792*y*z^3 - 3878*y^2*z^3 + 419*y^3*z^3 + 1076*y^4*z^3 - 341*y^5*z^3 + 1614*z^4 - 4860*y*z^4 + 4544*y^2*z^4 - 1240*y^3*z^4 - 88*y^4*z^4 - 1080*z^5 + 2700*y*z^5 - 1992*y^2*z^5 + 432*y^3*z^5 + 270*z^6 - 540*y*z^6 + 240*y^2*z^6))/ (72*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (29*G[1, 0, 0, y])/(y*z) + (7*G[1, 1, 0, y])/(y*z) + (33*Zeta[3])/(y*z)) + G[1 - y, 0, 0, z]*(((-1/4*I)*Pi^3)/(y*z) + (Pi^2*(244*y^2 - 488*y^3 + 244*y^4 + 24*y*z - 580*y^2*z + 747*y^3*z - 164*y^4*z + 204*z^2 - 504*y*z^2 + 582*y^2*z^2 - 192*y^3*z^2 + y^4*z^2 - 828*z^3 + 1368*y*z^3 - 400*y^2*z^3 - 67*y^3*z^3 + 1254*z^4 - 1320*y*z^4 + 154*y^2*z^4 - 840*z^5 + 432*y*z^5 + 210*z^6))/(72*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (45*Zeta[3])/(y*z)) + G[-y, 1 - y, z]*((299*Pi^4)/(180*y*z) + ((I/36)*Pi^3*(19*y^2 - 110*y^3 + 73*y^4 - 92*y^2*z + 128*y^3*z + 81*z^2 - 162*y*z^2 + 127*y^2*z^2 - 180*z^3 + 162*y*z^3 + 90*z^4))/ (y^3*z*(-1 + y + z)^2) + (Pi^2*(-162*y^5 + 522*y^6 - 540*y^7 + 180*y^8 - 697*y^4*z + 3003*y^5*z - 4065*y^6*z + 1795*y^7*z - 36*y^8*z - 4400*y^3*z^2 + 13966*y^4*z^2 - 17572*y^5*z^2 + 10336*y^6*z^2 - 2834*y^7*z^2 + 504*y^8*z^2 - 3865*y^2*z^3 + 23513*y^3*z^3 - 43523*y^4*z^3 + 35237*y^5*z^3 - 14237*y^6*z^3 + 2875*y^7*z^3 - 3132*y*z^4 + 19972*y^2*z^4 - 49984*y^3*z^4 + 57072*y^4*z^4 - 31552*y^5*z^4 + 7444*y^6*z^4 - 1944*z^5 + 16446*y*z^5 - 43128*y^2*z^5 + 53894*y^3*z^5 - 35198*y^4*z^5 + 9750*y^5*z^5 + 7314*z^6 - 31770*y*z^6 + 46108*y^2*z^6 - 29024*y^3*z^6 + 7732*y^4*z^6 - 10338*z^7 + 28092*y*z^7 - 23395*y^2*z^7 + 6001*y^3*z^7 + 6510*z^8 - 10998*y*z^8 + 4308*y^2*z^8 - 1542*z^9 + 1362*y*z^9))/(432*(-1 + y)*y^3*(-1 + z)^2* z^2*(-1 + y + z)^2*(y + z)^2) + (((-15*I)*Pi)/(y*z) + (10*y^2 - 68*y^3 + 46*y^4 - 58*y^2*z + 82*y^3*z + 45*z^2 - 90*y*z^2 + 76*y^2*z^2 - 100*z^3 + 90*y*z^3 + 50*z^4)/ (4*y^3*z*(-1 + y + z)^2))*G[0, 1, 0, y] + (((-18*I)*Pi)/(y*z) + (38*y^2 - 244*y^3 + 164*y^4 + 42*y*z - 298*y^2*z + 340*y^3*z + 195*z^2 - 474*y*z^2 + 398*y^2*z^2 - 420*z^3 + 432*y*z^3 + 210*z^4)/(12*y^3*z*(-1 + y + z)^2))* G[1, 0, 0, y] + ((70*y^2 - 164*y^3 + 88*y^4 - 42*y*z - 74*y^2*z + 128*y^3*z - 33*z^2 + 150*y*z^2 - 38*y^2*z^2 + 60*z^3 - 108*y*z^3 - 30*z^4)*G[1, 1, 0, y])/(12*y^3*z*(-1 + y + z)^2) + (10*G[0, 0, 1, 0, y])/(y*z) + (17*G[0, 1, 0, 0, y])/(y*z) - (8*G[0, 1, 1, 0, y])/(y*z) + (17*G[1, 0, 0, 0, y])/(y*z) - (8*G[1, 0, 1, 0, y])/(y*z) - (4*G[1, 1, 0, 0, y])/(y*z) + (5*G[1, 1, 1, 0, y])/(y*z) + (((12*I)*Pi)/(y*z) + (-46*y^2 + 164*y^3 - 100*y^4 + 42*y*z + 62*y^2*z - 140*y^3*z - 21*z^2 - 42*y*z^2 - 10*y^2*z^2 + 60*z^3 - 30*z^4)/ (6*y^3*z*(-1 + y + z)^2))*Zeta[3]) + G[0, 0, y]*((-2323*Pi^4)/(720*y*z) + ((I/864)*Pi*(32689 - 100659*y + 103251*y^2 - 35281*y^3 - 75242*z + 165245*y*z - 129352*y^2*z + 39349*y^3*z + 45145*z^2 - 60518*y*z^2 + 17965*y^2*z^2 - 2592*z^3))/((-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)) + (28217 - 83451*y + 81819*y^2 - 26585*y^3 - 34510*z + 33157*y*z - 17900*y^2*z + 20117*y^3*z + 10073*z^2 + 46634*y*z^2 - 50983*y^2*z^2 - 3780*z^3 - 2808*y*z^3)/(1728*(-1 + y)^2*y*(-1 + z)*z* (-1 + y + z)) - ((I/72)*Pi^3*(20 + 136*y - 474*y^2 + 460*y^3 - 142*y^4 - 404*z + 1027*y*z - 810*y^2*z + 191*y^3*z - 4*y^4*z + 1011*z^2 - 2916*y*z^2 + 2711*y^2*z^2 - 898*y^3*z^2 + 74*y^4*z^2 - 890*z^3 + 2351*y*z^3 - 1816*y^2*z^3 + 391*y^3*z^3 + 263*z^4 - 598*y*z^4 + 317*y^2*z^4))/((-1 + y)^2*y*(-1 + z)^2*z* (-1 + y + z)^2) + (Pi^2*(11417 - 56107*y + 110336*y^2 - 108536*y^3 + 53407*y^4 - 10517*y^5 - 51113*z + 224064*y*z - 389353*y^2*z + 334811*y^3*z - 142200*y^4*z + 23791*y^5*z + 84756*z^2 - 327636*y*z^2 + 489938*y^2*z^2 - 349194*y^3*z^2 + 115182*y^4*z^2 - 13082*y^5*z^2 - 61841*z^3 + 207658*y*z^3 - 256752*y^2*z^3 + 137972*y^3*z^3 - 26965*y^4*z^3 + 16781*z^4 - 47979*y*z^4 + 45639*y^2*z^4 - 14477*y^3*z^4))/(432*(-1 + y)^3*y*(-1 + z)^2*z* (-1 + y + z)^2) + ((521*Pi^2)/(12*y*z) - ((I/4)*Pi*(-128 + 256*y - 128*y^2 + 92*z - 228*y*z + 76*y^2*z + 387*z^2 - 222*y*z^2 + 7*y^2*z^2 - 538*z^3 + 194*y*z^3 + 187*z^4))/ (y*(-1 + z)^2*z*(-1 + y + z)^2) + (-1734*y + 5202*y^2 - 5202*y^3 + 1734*y^4 + 5924*y*z - 14991*y^2*z + 11811*y^3*z - 2744*y^4*z - 390*z^2 - 6349*y*z^2 + 14249*y^2*z^2 - 8800*y^3*z^2 + 1128*y^4*z^2 + 1200*z^3 + 1442*y*z^3 - 4391*y^2*z^3 + 2073*y^3*z^3 - 1230*z^4 + 1137*y*z^4 - 69*y^2*z^4 + 420*z^5 - 420*y*z^5)/(24*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 0, z] + (25*Pi^2*G[0, 1, z])/(12*y*z) + (35*Pi^2*G[0, 1 - y, z])/ (12*y*z) + ((-107*Pi^2)/(24*y*z) + ((I/12)*Pi*(167 - 46*y - 49*y^2 - 632*z + 363*y*z - 46*y^2*z + 903*z^2 - 516*y*z^2 + 59*y^2*z^2 - 578*z^3 + 199*y*z^3 + 140*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (18*y^2 + 193*y*z + 640*y^2*z - 851*y^3*z - 910*y*z^2 - 30*y^2*z^2 - 44*y^3*z^2 + 1260*z^3 - 798*y*z^3 + 246*y^2*z^3 - 95*y^3*z^3 - 3780*z^4 + 3554*y*z^4 - 874*y^2*z^4 + 3780*z^5 - 2039*y*z^5 - 1260*z^6)/(72*y^2*(-1 + z)^2*z^2*(-1 + y + z)^2))*G[1, 0, z] - (2*Pi^2*G[1, 1, z])/(3*y*z) - (23*Pi^2*G[1, 1 - y, z])/(12*y*z) + ((-25*Pi^2)/(2*y*z) - ((I/12)*Pi*(505 - 1010*y + 505*y^2 - 1660*z + 2580*y*z - 866*y^2*z + 2040*z^2 - 2202*y*z^2 + 397*y^2*z^2 - 1120*z^3 + 632*y*z^3 + 235*z^4))/(y*(-1 + z)^2*z* (-1 + y + z)^2) + (180*y^4 - 540*y^5 + 540*y^6 - 180*y^7 + 3523*y^3*z - 11145*y^4*z + 11757*y^5*z - 4171*y^6*z + 36*y^7*z + 7766*y^2*z^2 - 36232*y^3*z^2 + 57463*y^4*z^2 - 37183*y^5*z^2 + 8690*y^6*z^2 - 504*y^7*z^2 + 2659*y*z^3 - 35807*y^2*z^3 + 97982*y^3*z^3 - 101078*y^4*z^3 + 41693*y^5*z^3 - 4909*y^6*z^3 - 1170*z^4 - 3556*y*z^4 + 52027*y^2*z^4 - 102171*y^3*z^4 + 69151*y^4*z^4 - 14281*y^5*z^4 + 6030*z^5 - 10185*y*z^5 - 19499*y^2*z^5 + 37295*y^3*z^5 - 14721*y^4*z^5 - 11070*z^6 + 22922*y*z^6 - 10657*y^2*z^6 - 1195*y^3*z^6 + 8730*z^7 - 14360*y*z^7 + 6170*y^2*z^7 - 2520*z^8 + 2520*y*z^8)/ (72*(-1 + y)*y^2*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 0, z] + (5*Pi^2*G[1 - y, 1, z])/(6*y*z) - (Pi^2*G[1 - y, 1 - y, z])/(12*y*z) - (Pi^2*G[-y, 1 - y, z])/(y*z) + ((((171*I)/2)*Pi)/(y*z) + (-215 + 430*y - 215*y^2 + 176*z - 372*y*z + 106*y^2*z + 591*z^2 - 384*y*z^2 + 28*y^2*z^2 - 850*z^3 + 326*y*z^3 + 298*z^4)/(6*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 0, 0, z] + (((-15*I)*Pi)/(y*z) + (-142 + 104*y - 7*y^2 + 520*z - 336*y*z + 26*y^2*z - 720*z^2 + 354*y*z^2 - 16*y^2*z^2 + 448*z^3 - 122*y*z^3 - 106*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1, 0, z] + (((-36*I)*Pi)/(y*z) + (-476*y^2 + 952*y^3 - 476*y^4 - 42*y*z + 1822*y^2*z - 2938*y^3*z + 960*y^4*z + 108*y^5*z - 195*z^2 + 600*y*z^2 - 2861*y^2*z^2 + 3336*y^3*z^2 - 771*y^4*z^2 + 1005*z^3 - 1980*y*z^3 + 2411*y^2*z^3 - 1666*y^3*z^3 + 287*y^4*z^3 - 2055*z^4 + 2760*y*z^4 - 1147*y^2*z^4 + 316*y^3*z^4 + 2085*z^5 - 1770*y*z^5 + 251*y^2*z^5 - 1050*z^6 + 432*y*z^6 + 210*z^7)/(12*y^3*(-1 + z)^3*z*(-1 + y + z)^2))*G[0, 1 - y, 0, z] + ((((-45*I)/2)*Pi)/(y*z) + (-118*y^2 + 20*y^3 + 44*y^4 - 12*y*z + 676*y^2*z - 441*y^3*z + 56*y^4*z - 210*z^2 + 468*y*z^2 - 1485*y^2*z^2 + 750*y^3*z^2 - 64*y^4*z^2 + 840*z^3 - 1332*y*z^3 + 1414*y^2*z^3 - 329*y^3*z^3 - 1260*z^4 + 1308*y*z^4 - 487*y^2*z^4 + 840*z^5 - 432*y*z^5 - 210*z^6)/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 0, 0, z] + (((6*I)*Pi)/(y*z) + (21*y^2 - 26*y^3 + 9*y^4 - 2*y*z - 44*y^2*z + 33*y^3*z - 2*y^4*z - 35*z^2 + 78*y*z^2 - 20*y^2*z^2 + 4*y^3*z^2 - 3*y^4*z^2 + 140*z^3 - 222*y*z^3 + 88*y^2*z^3 - 11*y^3*z^3 - 210*z^4 + 218*y*z^4 - 45*y^2*z^4 + 140*z^5 - 72*y*z^5 - 35*z^6)/ (2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1, 0, z] + (((6*I)*Pi)/(y*z) + (8*y^2 + 44*y^3 - 37*y^4 + 6*y*z - 140*y^2*z + 81*y^3*z - 22*y^4*z + 105*z^2 - 234*y*z^2 + 453*y^2*z^2 - 246*y^3*z^2 + 35*y^4*z^2 - 420*z^3 + 666*y*z^3 - 518*y^2*z^3 + 121*y^3*z^3 + 630*z^4 - 654*y*z^4 + 197*y^2*z^4 - 420*z^5 + 216*y*z^5 + 105*z^6)/(6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1 - y, 0, z] + (((-30*I)*Pi)/(y*z) + (169*y^2 - 338*y^3 + 169*y^4 + 4*y*z - 500*y^2*z + 750*y^3*z - 234*y^4*z + 70*z^2 - 156*y*z^2 + 602*y^2*z^2 - 538*y^3*z^2 + 91*y^4*z^2 - 280*z^3 + 444*y*z^3 - 380*y^2*z^3 + 126*y^3*z^3 + 420*z^4 - 436*y*z^4 + 109*y^2*z^4 - 280*z^5 + 144*y*z^5 + 70*z^6)/ (4*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1 - y, 0, 0, z] + ((((-15*I)/2)*Pi)/(y*z) + (23*y^2 - 142*y^3 + 95*y^4 - 12*y*z - 139*y^2*z + 661*y^3*z - 489*y^4*z + 108*y^5*z - 210*z^2 + 480*y*z^2 + 104*y^2*z^2 - 1029*y^3*z^2 + 480*y^4*z^2 + 1050*z^3 - 1800*y*z^3 + 292*y^2*z^3 + 643*y^3*z^3 - 86*y^4*z^3 - 2100*z^4 + 2640*y*z^4 - 455*y^2*z^4 - 133*y^3*z^4 + 2100*z^5 - 1740*y*z^5 + 175*y^2*z^5 - 1050*z^6 + 432*y*z^6 + 210*z^7)/(12*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[1 - y, 1, 0, z] + (((9*I)*Pi)/(y*z) + (257*y^2 - 514*y^3 + 257*y^4 + 12*y*z - 973*y^2*z + 1378*y^3*z - 291*y^4*z - 108*y^5*z + 210*z^2 - 480*y*z^2 + 1616*y^2*z^2 - 1290*y^3*z^2 + 93*y^4*z^2 - 1050*z^3 + 1800*y*z^3 - 1580*y^2*z^3 + 502*y^3*z^3 - 59*y^4*z^3 + 2100*z^4 - 2640*y*z^4 + 919*y^2*z^4 - 76*y^3*z^4 - 2100*z^5 + 1740*y*z^5 - 239*y^2*z^5 + 1050*z^6 - 432*y*z^6 - 210*z^7)/(12*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[1 - y, 1 - y, 0, z] + (((18*I)*Pi)/(y*z) + (-38*y^2 + 244*y^3 - 164*y^4 - 42*y*z + 298*y^2*z - 340*y^3*z - 195*z^2 + 474*y*z^2 - 398*y^2*z^2 + 420*z^3 - 432*y*z^3 - 210*z^4)/(12*y^3*z*(-1 + y + z)^2))* G[-y, 1 - y, 0, z] - (77*G[0, 0, 0, 0, z])/(y*z) + (14*G[0, 0, 1, 0, z])/(y*z) + (93*G[0, 0, 1 - y, 0, z])/(2*y*z) + (45*G[0, 1, 0, 0, z])/(2*y*z) - (3*G[0, 1, 1, 0, z])/(y*z) - (19*G[0, 1, 1 - y, 0, z])/(2*y*z) + (83*G[0, 1 - y, 0, 0, z])/ (2*y*z) + (7*G[0, 1 - y, 1, 0, z])/(2*y*z) - (21*G[0, 1 - y, 1 - y, 0, z])/(y*z) - (17*G[0, -y, 1 - y, 0, z])/ (y*z) + (27*G[1, 0, 0, 0, z])/(y*z) - G[1, 0, 1, 0, z]/(2*y*z) - (21*G[1, 0, 1 - y, 0, z])/(2*y*z) - (6*G[1, 1, 0, 0, z])/(y*z) - (4*G[1, 1, 1, 0, z])/(y*z) + (8*G[1, 1, 1 - y, 0, z])/(y*z) - (13*G[1, 1 - y, 0, 0, z])/(y*z) + G[1, 1 - y, 1, 0, z]/(2*y*z) + (11*G[1, 1 - y, 1 - y, 0, z])/(y*z) + (30*G[1 - y, 0, 0, 0, z])/ (y*z) + (3*G[1 - y, 0, 1, 0, z])/(y*z) - (17*G[1 - y, 0, 1 - y, 0, z])/(y*z) - (3*G[1 - y, 1, 0, 0, z])/ (2*y*z) - (5*G[1 - y, 1, 1, 0, z])/(y*z) - (10*G[1 - y, 1 - y, 0, 0, z])/(y*z) - (5*G[1 - y, 1 - y, 1, 0, z])/ (2*y*z) + (3*G[1 - y, 1 - y, 1 - y, 0, z])/(y*z) - (12*G[1 - y, -y, 1 - y, 0, z])/(y*z) - (13*G[-y, 0, 1 - y, 0, z])/ (y*z) - (18*G[-y, 1 - y, 0, 0, z])/(y*z) + (6*G[-y, 1 - y, 1 - y, 0, z])/(y*z) + (24*G[-y, -y, 1 - y, 0, z])/ (y*z) + (((27*I)*Pi)/(y*z) + (283 - 1068*y + 1522*y^2 - 972*y^3 + 235*y^4 - 1259*z + 4608*y*z - 6048*y^2*z + 3288*y^3*z - 517*y^4*z - 72*y^5*z + 2245*z^2 - 7874*y*z^2 + 9463*y^2*z^2 - 4596*y^3*z^2 + 736*y^4*z^2 - 2011*z^3 + 6632*y*z^3 - 6995*y^2*z^3 + 2762*y^3*z^3 - 310*y^4*z^3 + 908*z^4 - 2734*y*z^4 + 2302*y^2*z^4 - 554*y^3*z^4 - 166*z^5 + 436*y*z^5 - 244*y^2*z^5)/ (4*(-1 + y)^2*y*(-1 + z)^3*z*(-1 + y + z)^2))*Zeta[3]) + G[1, 1, z]*((523*Pi^4)/(360*y*z) + ((I/36)*Pi^3*(-20*y^2 + 40*y^3 - 20*y^4 - 18*y*z + 8*y^2*z + 123*y^3*z - 104*y^4*z + 90*z^2 - 108*y*z^2 + 159*y^2*z^2 - 294*y^3*z^2 + 88*y^4*z^2 - 360*z^3 + 432*y*z^3 - 262*y^2*z^3 + 131*y^3*z^3 + 540*z^4 - 468*y*z^4 + 115*y^2*z^4 - 360*z^5 + 162*y*z^5 + 90*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(-6*y^3 + 6*y^4 - 207*y^2*z + 865*y^3*z - 1003*y^4*z + 345*y^5*z + 182*y*z^2 + 924*y^2*z^2 - 3606*y^3*z^2 + 3390*y^4*z^2 - 890*y^5*z^2 - 508*z^3 + 970*y*z^3 - 3292*y^2*z^3 + 5888*y^3*z^3 - 3451*y^4*z^3 + 393*y^5*z^3 + 2038*z^4 - 4456*y*z^4 + 5648*y^2*z^4 - 4380*y^3*z^4 + 1210*y^4*z^4 - 3066*z^5 + 5728*y*z^5 - 4081*y^2*z^5 + 1239*y^3*z^5 + 2050*z^6 - 2878*y*z^6 + 1008*y^2*z^6 - 514*z^7 + 454*y*z^7))/(144*(-1 + y)*y^3*(-1 + z)^2* z^2*(-1 + y + z)^2) + (((-6*I)*Pi)/(y*z) + (-9*y^2 + 18*y^3 - 9*y^4 + 6*y*z + 12*y^2*z - 19*y^3*z + 2*y^4*z + 15*z^2 - 54*y*z^2 + 30*y^2*z^2 - 8*y^3*z^2 + 3*y^4*z^2 - 60*z^3 + 126*y*z^3 - 60*y^2*z^3 + 9*y^3*z^3 + 90*z^4 - 114*y*z^4 + 27*y^2*z^4 - 60*z^5 + 36*y*z^5 + 15*z^6)/(2*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 1, 0, y] + (((6*I)*Pi)/(y*z) + (9*y^2 - 18*y^3 + 9*y^4 - 6*y*z - 12*y^2*z + 19*y^3*z - 2*y^4*z - 15*z^2 + 54*y*z^2 - 30*y^2*z^2 + 8*y^3*z^2 - 3*y^4*z^2 + 60*z^3 - 126*y*z^3 + 60*y^2*z^3 - 9*y^3*z^3 - 90*z^4 + 114*y*z^4 - 27*y^2*z^4 + 60*z^5 - 36*y*z^5 - 15*z^6)/ (2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1, 0, y] + (8*G[0, 0, 1, 0, y])/(y*z) + (8*G[0, 1, 0, 0, y])/(y*z) - G[0, 1, 1, 0, y]/(y*z) - (7*G[1, 0, 1, 0, y])/(y*z) - (8*G[1, 1, 0, 0, y])/(y*z) + (((-9*I)*Pi)/(y*z) + (5*y^2 + 26*y^3 - 22*y^4 + 24*y*z - 104*y^2*z + 117*y^3*z - 64*y^4*z + 15*z^2 - 126*y*z^2 + 288*y^2*z^2 - 258*y^3*z^2 + 59*y^4*z^2 - 60*z^3 + 234*y*z^3 - 284*y^2*z^3 + 115*y^3*z^3 + 90*z^4 - 186*y*z^4 + 95*y^2*z^4 - 60*z^5 + 54*y*z^5 + 15*z^6)/ (6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*Zeta[3]) + G[1, 1 - y, z]*((37*Pi^4)/(90*y*z) - ((I/72)*Pi^3*(5*y^2 + 62*y^3 - 49*y^4 - 36*y*z - 164*y^2*z + 138*y^3*z - 46*y^4*z + 180*z^2 - 216*y*z^2 + 588*y^2*z^2 - 390*y^3*z^2 + 59*y^4*z^2 - 720*z^3 + 864*y*z^3 - 704*y^2*z^3 + 190*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 275*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(18*y^3 - 18*y^4 - 644*y^2*z + 2010*y^3*z - 2217*y^4*z + 851*y^5*z - 546*y*z^2 + 1898*y^2*z^2 - 2444*y^3*z^2 + 1048*y^4*z^2 + 44*y^5*z^2 + 1524*z^3 - 2010*y*z^3 + 690*y^2*z^3 - 516*y^3*z^3 + 217*y^4*z^3 + 95*y^5*z^3 - 6114*z^4 + 10668*y*z^4 - 6622*y^2*z^4 + 1908*y^3*z^4 - 20*y^4*z^4 + 9198*z^5 - 14484*y*z^5 + 6802*y^2*z^5 - 976*y^3*z^5 - 6150*z^6 + 7734*y*z^6 - 2124*y^2*z^6 + 1542*z^7 - 1362*y*z^7))/(432*(-1 + y)*y^3*(-1 + z)^2*z^2* (-1 + y + z)^2) + ((((-15*I)/2)*Pi)/(y*z) + (49*y^2 - 122*y^3 + 67*y^4 - 42*y*z + 200*y^2*z - 126*y^3*z + 34*y^4*z - 330*z^2 + 828*y*z^2 - 1146*y^2*z^2 + 534*y^3*z^2 - 59*y^4*z^2 + 1320*z^3 - 2232*y*z^3 + 1496*y^2*z^3 - 286*y^3*z^3 - 1980*z^4 + 2148*y*z^4 - 599*y^2*z^4 + 1320*z^5 - 702*y*z^5 - 330*z^6)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 1, 0, y] + (((-6*I)*Pi)/(y*z) + (-8*y^2 - 44*y^3 + 37*y^4 - 6*y*z + 140*y^2*z - 81*y^3*z + 22*y^4*z - 105*z^2 + 234*y*z^2 - 453*y^2*z^2 + 246*y^3*z^2 - 35*y^4*z^2 + 420*z^3 - 666*y*z^3 + 518*y^2*z^3 - 121*y^3*z^3 - 630*z^4 + 654*y*z^4 - 197*y^2*z^4 + 420*z^5 - 216*y*z^5 - 105*z^6)/(6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, 0, y] + (((12*I)*Pi)/(y*z) + (-6*y^2 - 4*y^3 + 6*y^4 + 16*y*z - 68*y^2*z + 52*y^3*z + 55*z^2 - 142*y*z^2 + 117*y^2*z^2 - 110*z^3 + 126*y*z^3 + 55*z^4)/(2*y^3*z*(-1 + y + z)^2))* G[1, 1, 0, y] + (23*G[0, 0, 1, 0, y])/(2*y*z) + (7*G[0, 1, 0, 0, y])/(2*y*z) - (29*G[0, 1, 1, 0, y])/(2*y*z) + (4*G[1, 0, 0, 0, y])/(y*z) - (25*G[1, 0, 1, 0, y])/(2*y*z) - (14*G[1, 1, 0, 0, y])/(y*z) + (23*G[1, 1, 1, 0, y])/(2*y*z) + (((-3*I)*Pi)/(y*z) + (-13*y^2 + 30*y^3 - 16*y^4 - 4*y*z + 36*y^2*z - 45*y^3*z + 8*y^4*z + 20*z^2 - 24*y*z^2 - 16*y^2*z^2 + 12*y^3*z^2 + 2*y^4*z^2 - 80*z^3 + 96*y*z^3 - 24*y^2*z^3 + 3*y^3*z^3 + 120*z^4 - 104*y*z^4 + 17*y^2*z^4 - 80*z^5 + 36*y*z^5 + 20*z^6)/ (2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*Zeta[3]) + G[0, 1, y]*((-481*Pi^4)/(180*y*z) + ((I/72)*Pi^3*(-86*y^2 + 28*y^3 + 22*y^4 - 520*y^2*z + 924*y^3*z - 368*y^4*z + 162*z^2 - 324*y*z^2 + 1995*y^2*z^2 - 1770*y^3*z^2 + 265*y^4*z^2 - 684*z^3 + 972*y*z^3 - 2086*y^2*z^3 + 818*y^3*z^3 + 1062*z^4 - 972*y*z^4 + 697*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(2390*y^4 - 6594*y^5 + 6117*y^6 - 1913*y^7 + 3943*y^3*z - 15599*y^4*z + 22070*y^5*z - 12512*y^6*z + 2098*y^7*z - 373*y^2*z^2 - 3919*y^3*z^2 + 12538*y^4*z^2 - 12070*y^5*z^2 + 4747*y^6*z^2 - 581*y^7*z^2 - 4068*y*z^3 + 19636*y^2*z^3 - 37435*y^3*z^3 + 34203*y^4*z^3 - 13768*y^5*z^3 + 1252*y^6*z^3 - 1944*z^4 + 22062*y*z^4 - 66774*y^2*z^4 + 87890*y^3*z^4 - 52856*y^4*z^4 + 10758*y^5*z^4 + 7314*z^5 - 42894*y*z^5 + 83140*y^2*z^5 - 66920*y^3*z^5 + 19720*y^4*z^5 - 10338*z^6 + 37236*y*z^6 - 42637*y^2*z^6 + 16441*y^3*z^6 + 6510*z^7 - 13698*y*z^7 + 7008*y^2*z^7 - 1542*z^8 + 1362*y*z^8))/ (432*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) - (11*Pi^2*G[0, 1, z])/(6*y*z) - (17*Pi^2*G[0, 1 - y, z])/(4*y*z) + (Pi^2*G[0, -y, z])/(6*y*z) - (29*Pi^2*G[1, 0, z])/(12*y*z) + (Pi^2*G[1, 1, z])/(6*y*z) + (29*Pi^2*G[1, 1 - y, z])/(12*y*z) - (5*Pi^2*G[1 - y, 0, z])/(2*y*z) + (3*Pi^2*G[1 - y, 1, z])/(2*y*z) + (5*Pi^2*G[1 - y, 1 - y, z])/(6*y*z) + (Pi^2*G[1 - y, -y, z])/(2*y*z) + (Pi^2*G[-y, 0, z])/(3*y*z) + (4*Pi^2*G[-y, 1 - y, z])/(3*y*z) - (Pi^2*G[-y, -y, z])/(y*z) + ((((-21*I)/2)*Pi)/(y*z) + (436*y^2 - 1444*y^3 + 1791*y^4 - 994*y^5 + 211*y^6 + 102*y*z - 1756*y^2*z + 4946*y^3*z - 5466*y^4*z + 2644*y^5*z - 470*y^6*z - 78*z^2 - 96*y*z^2 + 2415*y^2*z^2 - 6042*y^3*z^2 + 5698*y^4*z^2 - 2162*y^5*z^2 + 247*y^6*z^2 + 336*z^3 - 528*y*z^3 - 910*y^2*z^3 + 2884*y^3*z^3 - 2282*y^4*z^3 + 536*y^5*z^3 - 528*z^4 + 1116*y*z^4 - 701*y^2*z^4 - 182*y^3*z^4 + 247*y^4*z^4 + 360*z^5 - 774*y*z^5 + 636*y^2*z^5 - 162*y^3*z^5 - 90*z^6 + 180*y*z^6 - 120*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*Zeta[3]) + G[1, 1, y]*((43*Pi^4)/(30*y*z) - ((I/12)*Pi^3*(y^2 - 2*y^3 + y^4 + 6*y*z - 112*y^2*z + 144*y^3*z - 50*y^4*z - 30*z^2 + 36*y*z^2 + 276*y^2*z^2 - 258*y^3*z^2 + 37*y^4*z^2 + 120*z^3 - 144*y*z^3 - 220*y^2*z^3 + 116*y^3*z^3 - 180*z^4 + 156*y*z^4 + 55*y^2*z^4 + 120*z^5 - 54*y*z^5 - 30*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(-313*y^4 + 1005*y^5 - 1071*y^6 + 379*y^7 - 210*y^3*z + 860*y^4*z - 1661*y^5*z + 1223*y^6*z - 212*y^7*z - 223*y^2*z^2 - 1339*y^3*z^2 + 4847*y^4*z^2 - 4725*y^5*z^2 + 1439*y^6*z^2 - 35*y^7*z^2 - 768*y*z^3 + 836*y^2*z^3 + 8235*y^3*z^3 - 16705*y^4*z^3 + 9861*y^5*z^3 - 1459*y^6*z^3 - 508*z^4 + 4002*y*z^4 - 1928*y^2*z^4 - 13000*y^3*z^4 + 16058*y^4*z^4 - 4612*y^5*z^4 + 2038*z^5 - 7858*y*z^5 + 3256*y^2*z^5 + 7443*y^3*z^5 - 4879*y^4*z^5 - 3066*z^6 + 7236*y*z^6 - 2957*y^2*z^6 - 1129*y^3*z^6 + 2050*z^7 - 3066*y*z^7 + 1016*y^2*z^7 - 514*z^8 + 454*y*z^8))/(144*(-1 + y)*y^3*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2) - (23*Pi^2*G[1, 1 - y, z])/(12*y*z) - (Pi^2*G[1 - y, 0, z])/(12*y*z) - (2*Pi^2*G[1 - y, 1, z])/(y*z) - (Pi^2*G[1 - y, 1 - y, z])/(6*y*z) - (Pi^2*G[1 - y, -y, z])/(3*y*z) + (Pi^2*G[-y, 0, z])/(3*y*z) - (5*Pi^2*G[-y, 1 - y, z])/(6*y*z) + (2*Pi^2*G[-y, -y, z])/(3*y*z) + (((9*I)*Pi)/(y*z) + (-187*y^2 + 700*y^3 - 990*y^4 + 628*y^5 - 151*y^6 - 36*y*z + 688*y^2*z - 2114*y^3*z + 2622*y^4*z - 1474*y^5*z + 314*y^6*z - 144*z^2 + 720*y*z^2 - 1695*y^2*z^2 + 2514*y^3*z^2 - 2263*y^4*z^2 + 1028*y^5*z^2 - 160*y^6*z^2 + 648*z^3 - 2376*y*z^3 + 2866*y^2*z^3 - 1600*y^3*z^3 + 650*y^4*z^3 - 188*y^5*z^3 - 1044*z^4 + 3096*y*z^4 - 2584*y^2*z^4 + 608*y^3*z^4 - 16*y^4*z^4 + 720*z^5 - 1764*y*z^5 + 1032*y^2*z^5 - 108*y^3*z^5 - 180*z^6 + 360*y*z^6 - 120*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*Zeta[3]) + G[1 - y, 0, z]*((-973*Pi^4)/(720*y*z) - ((I/72)*Pi^3*(245*y^2 - 490*y^3 + 245*y^4 - 36*y*z - 440*y^2*z + 678*y^3*z - 166*y^4*z + 180*z^2 - 216*y*z^2 + 147*y^2*z^2 - 48*y^3*z^2 + 2*y^4*z^2 - 720*z^3 + 864*y*z^3 + 46*y^2*z^3 - 140*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 2*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(1810*y^4 - 5628*y^5 + 5826*y^6 - 2008*y^7 + 3551*y^3*z - 15799*y^4*z + 23911*y^5*z - 14125*y^6*z + 2462*y^7*z + 2035*y^2*z^2 - 13637*y^3*z^2 + 29693*y^4*z^2 - 25679*y^5*z^2 + 8633*y^6*z^2 - 739*y^7*z^2 + 2016*y*z^3 - 7936*y^2*z^3 + 12436*y^3*z^3 - 9468*y^4*z^3 + 3391*y^5*z^3 - 619*y^6*z^3 + 1524*z^4 - 10782*y*z^4 + 13458*y^2*z^4 + 4366*y^3*z^4 - 13288*y^4*z^4 + 4290*y^5*z^4 - 6114*z^5 + 21630*y*z^5 - 14116*y^2*z^5 - 8377*y^3*z^5 + 7337*y^4*z^5 + 9198*z^6 - 20340*y*z^6 + 9427*y^2*z^6 + 1661*y^3*z^6 - 6150*z^7 + 8838*y*z^7 - 2868*y^2*z^7 + 1542*z^8 - 1362*y*z^8))/(432*(-1 + y)*y^3*(-1 + z)^2* z*(-1 + y + z)^2*(y + z)^2) + ((((-51*I)/2)*Pi)/(y*z) + (499 - 998*y + 499*y^2 - 1696*z + 2649*y*z - 902*y^2*z + 2169*z^2 - 2352*y*z^2 + 427*y^2*z^2 - 1246*z^3 + 701*y*z^3 + 274*z^4)/ (12*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 0, 0, y] + ((((51*I)/2)*Pi)/(y*z) + (-352*y^2 + 1348*y^3 - 1947*y^4 + 1258*y^5 - 307*y^6 + 36*y*z + 688*y^2*z - 2549*y^3*z + 3180*y^4*z - 1645*y^5*z + 290*y^6*z - 396*z^2 + 1440*y*z^2 - 2319*y^2*z^2 + 2262*y^3*z^2 - 1411*y^4*z^2 + 488*y^5*z^2 - 64*y^6*z^2 + 1572*z^3 - 5304*y*z^3 + 6166*y^2*z^3 - 2755*y^3*z^3 + 260*y^4*z^3 + 61*y^5*z^3 - 2346*z^4 + 6924*y*z^4 - 6727*y^2*z^4 + 2342*y^3*z^4 - 163*y^4*z^4 + 1560*z^5 - 3876*y*z^5 + 2904*y^2*z^5 - 648*y^3*z^5 - 390*z^6 + 780*y*z^6 - 360*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 1, 0, y] + (((18*I)*Pi)/(y*z) + (-296*y^2 + 592*y^3 - 296*y^4 - 12*y*z + 692*y^2*z - 996*y^3*z + 268*y^4*z - 210*z^2 + 468*y*z^2 - 639*y^2*z^2 + 378*y^3*z^2 - 53*y^4*z^2 + 840*z^3 - 1332*y*z^3 + 386*y^2*z^3 + 26*y^3*z^3 - 1260*z^4 + 1308*y*z^4 - 143*y^2*z^4 + 840*z^5 - 432*y*z^5 - 210*z^6)/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 0, 0, y] + (((6*I)*Pi)/(y*z) + (190*y^2 - 380*y^3 + 190*y^4 + 78*y*z - 556*y^2*z + 600*y^3*z - 104*y^4*z + 204*z^2 - 720*y*z^2 + 813*y^2*z^2 - 198*y^3*z^2 - 17*y^4*z^2 - 828*z^3 + 1692*y*z^3 - 718*y^2*z^3 - 22*y^3*z^3 + 1254*z^4 - 1536*y*z^4 + 271*y^2*z^4 - 840*z^5 + 486*y*z^5 + 210*z^6)/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 1, 0, y] + (24*G[0, 0, 0, 0, y])/(y*z) - (39*G[0, 0, 1, 0, y])/(2*y*z) - (34*G[0, 1, 0, 0, y])/(y*z) + (15*G[0, 1, 1, 0, y])/(y*z) - (22*G[1, 0, 0, 0, y])/(y*z) + (9*G[1, 0, 1, 0, y])/(y*z) + (9*G[1, 1, 0, 0, y])/(2*y*z) + G[1, 1, 1, 0, y]/(2*y*z) + (((-39*I)*Pi)/(y*z) + (109*y^2 - 376*y^3 + 489*y^4 - 286*y^5 + 64*y^6 - 81*y*z + 26*y^2*z + 458*y^3*z - 774*y^4*z + 475*y^5*z - 104*y^6*z + 189*z^2 - 432*y*z^2 + 198*y^2*z^2 + 72*y^3*z^2 + 91*y^4*z^2 - 164*y^5*z^2 + 46*y^6*z^2 - 738*z^3 + 2124*y*z^3 - 1756*y^2*z^3 + 163*y^3*z^3 + 244*y^4*z^3 - 37*y^5*z^3 + 1089*z^4 - 2988*y*z^4 + 2419*y^2*z^4 - 506*y^3*z^4 - 44*y^4*z^4 - 720*z^5 + 1737*y*z^5 - 1146*y^2*z^5 + 189*y^3*z^5 + 180*z^6 - 360*y*z^6 + 150*y^2*z^6)/ (6*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*Zeta[3]) + G[1 - y, 1, z]*((-487*Pi^4)/(360*y*z) - ((I/36)*Pi^3*(73*y^2 - 74*y^3 + 19*y^4 - 18*y*z - 220*y^2*z + 240*y^3*z - 74*y^4*z + 90*z^2 - 108*y*z^2 + 321*y^2*z^2 - 240*y^3*z^2 + 46*y^4*z^2 - 360*z^3 + 432*y*z^3 - 274*y^2*z^3 + 74*y^3*z^3 + 540*z^4 - 468*y*z^4 + 100*y^2*z^4 - 360*z^5 + 162*y*z^5 + 90*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(1075*y^4 - 2361*y^5 + 1641*y^6 - 355*y^7 + 2792*y^3*z - 11368*y^4*z + 15292*y^5*z - 8134*y^6*z + 1418*y^7*z + 2173*y^2*z^2 - 16853*y^3*z^2 + 37229*y^4*z^2 - 32663*y^5*z^2 + 10901*y^6*z^2 - 787*y^7*z^2 + 2376*y*z^3 - 14638*y^2*z^3 + 40882*y^3*z^3 - 51426*y^4*z^3 + 26758*y^5*z^3 - 4132*y^6*z^3 + 1524*z^4 - 13302*y*z^4 + 35532*y^2*z^4 - 47426*y^3*z^4 + 31154*y^4*z^4 - 7302*y^5*z^4 - 6114*z^5 + 27030*y*z^5 - 40150*y^2*z^5 + 26534*y^3*z^5 - 6940*y^4*z^5 + 9198*z^6 - 25020*y*z^6 + 21391*y^2*z^6 - 5929*y^3*z^6 - 6150*z^7 + 10278*y*z^7 - 4308*y^2*z^7 + 1542*z^8 - 1362*y*z^8))/ (432*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (((-3*I)*Pi)/(y*z) + (-11*y^2 + 68*y^3 - 132*y^4 + 104*y^5 - 29*y^6 + 48*y*z - 221*y^2*z + 246*y^3*z + 174*y^4*z - 550*y^5*z + 411*y^6*z - 108*y^7*z + 30*z^2 - 360*y*z^2 + 1159*y^2*z^2 - 1532*y^3*z^2 + 763*y^4*z^2 + 54*y^5*z^2 - 114*y^6*z^2 - 150*z^3 + 1020*y*z^3 - 2209*y^2*z^3 + 2386*y^3*z^3 - 1419*y^4*z^3 + 424*y^5*z^3 - 52*y^6*z^3 + 300*z^4 - 1440*y*z^4 + 2048*y^2*z^4 - 1500*y^3*z^4 + 702*y^4*z^4 - 140*y^5*z^4 - 300*z^5 + 1080*y*z^5 - 934*y^2*z^5 + 332*y^3*z^5 - 88*y^4*z^5 + 150*z^6 - 408*y*z^6 + 168*y^2*z^6 - 30*z^7 + 60*y*z^7)/(12*(-1 + y)^2*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[0, 1, 0, y] + (((3*I)*Pi)/(y*z) + (11*y^2 - 68*y^3 + 132*y^4 - 104*y^5 + 29*y^6 - 48*y*z + 221*y^2*z - 246*y^3*z - 174*y^4*z + 550*y^5*z - 411*y^6*z + 108*y^7*z - 30*z^2 + 360*y*z^2 - 1159*y^2*z^2 + 1532*y^3*z^2 - 763*y^4*z^2 - 54*y^5*z^2 + 114*y^6*z^2 + 150*z^3 - 1020*y*z^3 + 2209*y^2*z^3 - 2386*y^3*z^3 + 1419*y^4*z^3 - 424*y^5*z^3 + 52*y^6*z^3 - 300*z^4 + 1440*y*z^4 - 2048*y^2*z^4 + 1500*y^3*z^4 - 702*y^4*z^4 + 140*y^5*z^4 + 300*z^5 - 1080*y*z^5 + 934*y^2*z^5 - 332*y^3*z^5 + 88*y^4*z^5 - 150*z^6 + 408*y*z^6 - 168*y^2*z^6 + 30*z^7 - 60*y*z^7)/(12*(-1 + y)^2*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[1, 1, 0, y] + (3*G[0, 0, 1, 0, y])/(y*z) - (9*G[0, 1, 1, 0, y])/(y*z) - (6*G[1, 0, 1, 0, y])/(y*z) + (12*G[1, 1, 1, 0, y])/(y*z) + (((9*I)*Pi)/(y*z) + (23*y^2 - 68*y^3 + 72*y^4 - 32*y^5 + 5*y^6 + 36*y*z - 295*y^2*z + 618*y^3*z - 354*y^4*z - 254*y^5*z + 357*y^6*z - 108*y^7*z + 90*z^2 - 540*y*z^2 + 1643*y^2*z^2 - 2380*y^3*z^2 + 1445*y^4*z^2 - 162*y^5*z^2 - 96*y^6*z^2 - 450*z^3 + 1980*y*z^3 - 4109*y^2*z^3 + 4358*y^3*z^3 - 2217*y^4*z^3 + 488*y^5*z^3 - 50*y^6*z^3 + 900*z^4 - 3240*y*z^4 + 5194*y^2*z^4 - 4032*y^3*z^4 + 1356*y^4*z^4 - 148*y^5*z^4 - 900*z^5 + 2700*y*z^5 - 3416*y^2*z^5 + 1828*y^3*z^5 - 302*y^4*z^5 + 450*z^6 - 1116*y*z^6 + 1080*y^2*z^6 - 324*y^3*z^6 - 90*z^7 + 180*y*z^7 - 120*y^2*z^7)/(12*(-1 + y)^2*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*Zeta[3]) + G[1 - y, 1 - y, z]* ((83*Pi^4)/(90*y*z) + ((I/72)*Pi^3*(239*y^2 - 478*y^3 + 239*y^4 - 36*y*z - 524*y^2*z + 768*y^3*z - 190*y^4*z + 180*z^2 - 216*y*z^2 + 408*y^2*z^2 - 246*y^3*z^2 + 23*y^4*z^2 - 720*z^3 + 864*y*z^3 - 200*y^2*z^3 - 44*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 77*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(-180*y^5 + 540*y^6 - 540*y^7 + 180*y^8 - 1856*y^4*z + 6108*y^5*z - 6684*y^6*z + 2468*y^7*z - 36*y^8*z - 3112*y^3*z^2 + 15110*y^4*z^2 - 24371*y^5*z^2 + 16097*y^6*z^2 - 4228*y^7*z^2 + 504*y^8*z^2 - 1892*y^2*z^3 + 13672*y^3*z^3 - 32515*y^4*z^3 + 32113*y^5*z^3 - 14368*y^6*z^3 + 2558*y^7*z^3 - 2178*y*z^4 + 9446*y^2*z^4 - 19151*y^3*z^4 + 21183*y^4*z^4 - 12497*y^5*z^4 + 3377*y^6*z^4 - 1524*z^5 + 11628*y*z^5 - 19059*y^2*z^5 + 7825*y^3*z^5 + 3245*y^4*z^5 - 1431*y^5*z^5 + 6114*z^6 - 23196*y*z^6 + 20576*y^2*z^6 + 923*y^3*z^6 - 4777*y^4*z^6 - 9198*z^7 + 21582*y*z^7 - 12299*y^2*z^7 - 157*y^3*z^7 + 6150*z^8 - 9198*y*z^8 + 3228*y^2*z^8 - 1542*z^9 + 1362*y*z^9))/ (432*(-1 + y)*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^2) + (((-9*I)*Pi)/(y*z) + (-35*y^2 + 136*y^3 - 199*y^4 + 130*y^5 - 32*y^6 - 9*y*z + 151*y^2*z - 434*y^3*z + 471*y^4*z - 181*y^5*z - 16*y^6*z + 18*y^7*z - 45*z^2 + 225*y*z^2 - 542*y^2*z^2 + 708*y^3*z^2 - 455*y^4*z^2 + 99*y^5*z^2 + 10*y^6*z^2 + 225*z^3 - 900*y*z^3 + 1340*y^2*z^3 - 923*y^3*z^3 + 285*y^4*z^3 - 29*y^5*z^3 + 2*y^6*z^3 - 450*z^4 + 1530*y*z^4 - 1793*y^2*z^4 + 859*y^3*z^4 - 140*y^4*z^4 - y^5*z^4 + 450*z^5 - 1305*y*z^5 + 1229*y^2*z^5 - 427*y^3*z^5 + 38*y^4*z^5 - 225*z^6 + 549*y*z^6 - 390*y^2*z^6 + 81*y^3*z^6 + 45*z^7 - 90*y*z^7 + 40*y^2*z^7)/(2*(-1 + y)^2*y^3* (-1 + z)^3*z*(-1 + y + z)^2))*G[0, 1, 0, y] + (((-9*I)*Pi)/(y*z) + (-257*y^2 + 514*y^3 - 257*y^4 - 12*y*z + 973*y^2*z - 1378*y^3*z + 291*y^4*z + 108*y^5*z - 210*z^2 + 480*y*z^2 - 1616*y^2*z^2 + 1290*y^3*z^2 - 93*y^4*z^2 + 1050*z^3 - 1800*y*z^3 + 1580*y^2*z^3 - 502*y^3*z^3 + 59*y^4*z^3 - 2100*z^4 + 2640*y*z^4 - 919*y^2*z^4 + 76*y^3*z^4 + 2100*z^5 - 1740*y*z^5 + 239*y^2*z^5 - 1050*z^6 + 432*y*z^6 + 210*z^7)/(12*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[1, 0, 0, y] + (((-3*I)*Pi)/(y*z) + (-121*y^2 + 484*y^3 - 726*y^4 + 484*y^5 - 121*y^6 - 108*y*z + 604*y^2*z - 1172*y^3*z + 966*y^4*z - 292*y^5*z + 2*y^6*z - 270*z^2 + 1512*y*z^2 - 2910*y^2*z^2 + 2334*y^3*z^2 - 577*y^4*z^2 - 148*y^5*z^2 + 59*y^6*z^2 + 1080*z^3 - 4428*y*z^3 + 6220*y^2*z^3 - 3508*y^3*z^3 + 560*y^4*z^3 + 76*y^5*z^3 - 1620*z^4 + 5292*y*z^4 - 5761*y^2*z^4 + 2402*y^3*z^4 - 283*y^4*z^4 + 1080*z^5 - 2808*y*z^5 + 2208*y^2*z^5 - 540*y^3*z^5 - 270*z^6 + 540*y*z^6 - 240*y^2*z^6)/(12*(-1 + y)^2*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 1, 0, y] + (15*G[0, 0, 1, 0, y])/(2*y*z) + (11*G[0, 1, 0, 0, y])/(y*z) - (5*G[0, 1, 1, 0, y])/(y*z) + (17*G[1, 0, 0, 0, y])/(2*y*z) - (5*G[1, 0, 1, 0, y])/(y*z) - (2*G[1, 1, 0, 0, y])/(y*z) + G[1, 1, 1, 0, y]/(y*z) + (((12*I)*Pi)/(y*z) + (7*y^2 - 20*y^3 + 20*y^4 - 8*y^5 + y^6 - 2*y*z - 15*y^2*z + 36*y^3*z + 10*y^4*z - 76*y^5*z + 65*y^6*z - 18*y^7*z + 10*z^2 - 30*y*z^2 + 34*y^2*z^2 + 2*y^3*z^2 - 62*y^4*z^2 + 72*y^5*z^2 - 26*y^6*z^2 - 50*z^3 + 160*y*z^3 - 120*y^2*z^3 - 38*y^3*z^3 + 60*y^4*z^3 - 8*y^5*z^3 - 4*y^6*z^3 + 100*z^4 - 300*y*z^4 + 206*y^2*z^4 + 26*y^3*z^4 - 39*y^4*z^4 + 2*y^5*z^4 - 100*z^5 + 270*y*z^5 - 160*y^2*z^5 - 6*y^3*z^5 + 11*y^4*z^5 + 50*z^6 - 118*y*z^6 + 53*y^2*z^6 - 10*z^7 + 20*y*z^7 - 5*y^2*z^7)/ (2*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))*Zeta[3]) + G[0, 1 - y, z]*((-2243*Pi^4)/(720*y*z) - ((I/72)*Pi^3*(440*y^2 - 880*y^3 + 440*y^4 - 1112*y^2*z + 1740*y^3*z - 556*y^4*z + 162*z^2 - 324*y*z^2 + 993*y^2*z^2 - 1002*y^3*z^2 + 197*y^4*z^2 - 684*z^3 + 972*y*z^3 - 410*y^2*z^3 + 142*y^3*z^3 + 1062*z^4 - 972*y*z^4 + 89*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/ (y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(3520*y^4 - 10776*y^5 + 10992*y^6 - 3736*y^7 + 8849*y^3*z - 38089*y^4*z + 56695*y^5*z - 33727*y^6*z + 6272*y^7*z + 6211*y^2*z^2 - 45695*y^3*z^2 + 102110*y^4*z^2 - 92006*y^5*z^2 + 32477*y^6*z^2 - 2683*y^7*z^2 + 3420*y*z^3 - 26452*y^2*z^3 + 81304*y^3*z^3 - 105960*y^4*z^3 + 57577*y^5*z^3 - 9889*y^6*z^3 + 1944*z^4 - 15978*y*z^4 + 43683*y^2*z^4 - 61595*y^3*z^4 + 42641*y^4*z^4 - 11343*y^5*z^4 - 7314*z^5 + 28530*y*z^5 - 35902*y^2*z^5 + 18761*y^3*z^5 - 4075*y^4*z^5 + 10338*z^6 - 24168*y*z^6 + 15508*y^2*z^6 - 1624*y^3*z^6 - 6510*z^7 + 9558*y*z^7 - 3048*y^2*z^7 + 1542*z^8 - 1362*y*z^8))/ (432*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + ((197*Pi^2)/(12*y*z) + ((I/12)*Pi*(440*y^2 - 880*y^3 + 440*y^4 - 1112*y^2*z + 1740*y^3*z - 556*y^4*z + 162*z^2 - 324*y*z^2 + 993*y^2*z^2 - 1002*y^3*z^2 + 197*y^4*z^2 - 684*z^3 + 972*y*z^3 - 410*y^2*z^3 + 142*y^3*z^3 + 1062*z^4 - 972*y*z^4 + 89*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (-3520*y^4 + 10776*y^5 - 10992*y^6 + 3736*y^7 - 8849*y^3*z + 38089*y^4*z - 56695*y^5*z + 33727*y^6*z - 6272*y^7*z - 6211*y^2*z^2 + 45695*y^3*z^2 - 102110*y^4*z^2 + 92006*y^5*z^2 - 32477*y^6*z^2 + 2683*y^7*z^2 - 3420*y*z^3 + 26452*y^2*z^3 - 81304*y^3*z^3 + 105960*y^4*z^3 - 57577*y^5*z^3 + 9889*y^6*z^3 - 1944*z^4 + 15978*y*z^4 - 43683*y^2*z^4 + 61595*y^3*z^4 - 42641*y^4*z^4 + 11343*y^5*z^4 + 7314*z^5 - 28530*y*z^5 + 35902*y^2*z^5 - 18761*y^3*z^5 + 4075*y^4*z^5 - 10338*z^6 + 24168*y*z^6 - 15508*y^2*z^6 + 1624*y^3*z^6 + 6510*z^7 - 9558*y*z^7 + 3048*y^2*z^7 - 1542*z^8 + 1362*y*z^8)/ (72*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[1, 0, y] + (8*Pi^2*G[1, 1, y])/(3*y*z) + (((33*I)*Pi)/(y*z) + (394*y^2 - 1516*y^3 + 2199*y^4 - 1426*y^5 + 349*y^6 + 12*y*z - 1346*y^2*z + 4635*y^3*z - 5847*y^4*z + 3005*y^5*z - 351*y^6*z - 108*y^7*z + 318*z^2 - 1332*y*z^2 + 3436*y^2*z^2 - 5957*y^3*z^2 + 5713*y^4*z^2 - 2547*y^5*z^2 + 369*y^6*z^2 - 1614*z^3 + 5892*y*z^3 - 8020*y^2*z^3 + 5521*y^3*z^3 - 2523*y^4*z^3 + 895*y^5*z^3 - 151*y^6*z^3 + 3264*z^4 - 10464*y*z^4 + 11294*y^2*z^4 - 4671*y^3*z^4 + 582*y^4*z^4 - 35*y^5*z^4 - 3288*z^5 + 9180*y*z^5 - 8206*y^2*z^5 + 2528*y^3*z^5 - 124*y^4*z^5 + 1650*z^6 - 3948*y*z^6 + 2748*y^2*z^6 - 540*y^3*z^6 - 330*z^7 + 660*y*z^7 - 300*y^2*z^7)/ (12*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))*G[0, 1, 0, y] + (((36*I)*Pi)/(y*z) + (476*y^2 - 952*y^3 + 476*y^4 + 42*y*z - 1822*y^2*z + 2938*y^3*z - 960*y^4*z - 108*y^5*z + 195*z^2 - 600*y*z^2 + 2861*y^2*z^2 - 3336*y^3*z^2 + 771*y^4*z^2 - 1005*z^3 + 1980*y*z^3 - 2411*y^2*z^3 + 1666*y^3*z^3 - 287*y^4*z^3 + 2055*z^4 - 2760*y*z^4 + 1147*y^2*z^4 - 316*y^3*z^4 - 2085*z^5 + 1770*y*z^5 - 251*y^2*z^5 + 1050*z^6 - 432*y*z^6 - 210*z^7)/ (12*y^3*(-1 + z)^3*z*(-1 + y + z)^2))*G[1, 0, 0, y] + (((-3*I)*Pi)/(y*z) + (-11*y^2 + 44*y^3 - 66*y^4 + 44*y^5 - 11*y^6 + 18*y*z + 120*y^2*z - 556*y^3*z + 782*y^4*z - 466*y^5*z + 102*y^6*z + 72*z^2 - 360*y*z^2 + 184*y^2*z^2 + 842*y^3*z^2 - 1227*y^4*z^2 + 560*y^5*z^2 - 71*y^6*z^2 - 284*z^3 + 1108*y*z^3 - 1112*y^2*z^3 - 106*y^3*z^3 + 572*y^4*z^3 - 178*y^5*z^3 + 422*z^4 - 1348*y*z^4 + 1307*y^2*z^4 - 350*y^3*z^4 - 41*y^4*z^4 - 280*z^5 + 722*y*z^5 - 548*y^2*z^5 + 126*y^3*z^5 + 70*z^6 - 140*y*z^6 + 60*y^2*z^6)/(4*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1, 0, y] - (33*G[0, 0, 1, 0, y])/(y*z) - (75*G[0, 1, 0, 0, y])/ (2*y*z) + (51*G[0, 1, 1, 0, y])/(2*y*z) - (34*G[1, 0, 0, 0, y])/ (y*z) + (49*G[1, 0, 1, 0, y])/(2*y*z) + (33*G[1, 1, 0, 0, y])/ (2*y*z) - (16*G[1, 1, 1, 0, y])/(y*z) + (((-27*I)*Pi)/(y*z) + (-115*y^2 + 420*y^3 - 580*y^4 + 360*y^5 - 85*y^6 + 24*y*z + 393*y^2*z - 1482*y^3*z + 1860*y^4*z - 930*y^5*z + 99*y^6*z + 36*y^7*z - 75*z^2 + 180*y*z^2 - 808*y^2*z^2 + 2150*y^3*z^2 - 2383*y^4*z^2 + 1098*y^5*z^2 - 162*y^6*z^2 + 385*z^3 - 1130*y*z^3 + 1592*y^2*z^3 - 1806*y^3*z^3 + 1471*y^4*z^3 - 588*y^5*z^3 + 76*y^6*z^3 - 785*z^4 + 2230*y*z^4 - 2203*y^2*z^4 + 1080*y^3*z^4 - 408*y^4*z^4 + 96*y^5*z^4 + 795*z^5 - 2070*y*z^5 + 1657*y^2*z^5 - 452*y^3*z^5 + 40*y^4*z^5 - 400*z^6 + 926*y*z^6 - 586*y^2*z^6 + 90*y^3*z^6 + 80*z^7 - 160*y*z^7 + 70*y^2*z^7)/(4*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))* Zeta[3]) + G[1, 0, y]*((1441*Pi^4)/(1440*y*z) + ((I/144)*Pi^3*(73 - 2*y - 35*y^2 - 76*z + 510*y*z - 434*y^2*z - 156*z^2 - 762*y*z^2 + 343*y^2*z^2 + 248*z^3 + 254*y*z^3 - 89*z^4))/ (y*(-1 + z)^2*z*(-1 + y + z)^2) - ((I/864)*Pi*(22621*y^2 - 71499*y^3 + 75135*y^4 - 26257*y^5 + 27157*y*z - 244830*y^2*z + 446122*y^3*z - 257478*y^4*z + 29029*y^5*z + 11664*z^2 - 203787*y*z^2 + 645784*y^2*z^2 - 629560*y^3*z^2 + 179571*y^4*z^2 - 23328*z^3 + 293589*y*z^3 - 522426*y^2*z^3 + 252165*y^3*z^3 + 11664*z^4 - 116959*y*z^4 + 101623*y^2*z^4))/((-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)^2*(y + z)) + (45727*y^2 - 180712*y^3 + 267774*y^4 - 176320*y^5 + 43531*y^6 + 259027*y*z - 2050405*y^2*z + 4497463*y^3*z - 3898762*y^4*z + 1211620*y^5*z - 18943*y^6*z + 247536*z^2 - 2433237*y*z^2 + 7684345*y^2*z^2 - 10131863*y^3*z^2 + 5717695*y^4*z^2 - 1084476*y^5*z^2 - 495072*z^3 + 3702192*y*z^3 - 8005335*y^2*z^3 + 6884814*y^3*z^3 - 2086707*y^4*z^3 + 247536*z^4 - 1527442*y*z^4 + 2300432*y^2*z^4 - 1020526*y^3*z^4 - 540*y*z^5 + 648*y^2*z^5)/ (5184*(-1 + y)^2*y^2*(-1 + z)*z*(-1 + y + z)^2*(y + z)) + (Pi^2*(-14690*y^3 + 44754*y^4 - 45582*y^5 + 15518*y^6 - 28822*y^2*z + 157322*y^3*z - 273455*y^4*z + 180299*y^5*z - 35344*y^6*z - 15896*y*z^2 + 187384*y^2*z^2 - 534097*y^3*z^2 + 570643*y^4*z^2 - 226792*y^5*z^2 + 19442*y^6*z^2 - 1368*z^3 + 82952*y*z^3 - 448643*y^2*z^3 + 769245*y^3*z^3 - 493877*y^4*z^3 + 91691*y^5*z^3 + 7740*z^4 - 156999*y*z^4 + 483901*y^2*z^4 - 488329*y^3*z^4 + 152319*y^4*z^4 - 14976*z^5 + 132326*y*z^5 - 228283*y^2*z^5 + 110933*y^3*z^5 + 12204*z^6 - 45983*y*z^6 + 34463*y^2*z^6 - 3600*z^7 + 3600*y*z^7))/(864*(-1 + y)*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2) + ((31*Pi^2)/(12*y*z) - ((I/12)*Pi*(5*y^2 + 62*y^3 - 49*y^4 - 36*y*z - 164*y^2*z + 138*y^3*z - 46*y^4*z + 180*z^2 - 216*y*z^2 + 588*y^2*z^2 - 390*y^3*z^2 + 59*y^4*z^2 - 720*z^3 + 864*y*z^3 - 704*y^2*z^3 + 190*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 275*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (18*y^3 - 18*y^4 - 644*y^2*z + 2010*y^3*z - 2217*y^4*z + 851*y^5*z - 546*y*z^2 + 1898*y^2*z^2 - 2444*y^3*z^2 + 1048*y^4*z^2 + 44*y^5*z^2 + 1524*z^3 - 2010*y*z^3 + 690*y^2*z^3 - 516*y^3*z^3 + 217*y^4*z^3 + 95*y^5*z^3 - 6114*z^4 + 10668*y*z^4 - 6622*y^2*z^4 + 1908*y^3*z^4 - 20*y^4*z^4 + 9198*z^5 - 14484*y*z^5 + 6802*y^2*z^5 - 976*y^3*z^5 - 6150*z^6 + 7734*y*z^6 - 2124*y^2*z^6 + 1542*z^7 - 1362*y*z^7)/(72*(-1 + y)*y^3*(-1 + z)^2* z^2*(-1 + y + z)^2))*G[1, 0, z] + (Pi^2*G[1, 1, z])/(2*y*z) + ((-8*Pi^2)/(3*y*z) + ((I/12)*Pi*(5*y^2 + 62*y^3 - 49*y^4 - 36*y*z - 164*y^2*z + 138*y^3*z - 46*y^4*z + 180*z^2 - 216*y*z^2 + 588*y^2*z^2 - 390*y^3*z^2 + 59*y^4*z^2 - 720*z^3 + 864*y*z^3 - 704*y^2*z^3 + 190*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 275*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (-18*y^3 + 18*y^4 + 644*y^2*z - 2010*y^3*z + 2217*y^4*z - 851*y^5*z + 546*y*z^2 - 1898*y^2*z^2 + 2444*y^3*z^2 - 1048*y^4*z^2 - 44*y^5*z^2 - 1524*z^3 + 2010*y*z^3 - 690*y^2*z^3 + 516*y^3*z^3 - 217*y^4*z^3 - 95*y^5*z^3 + 6114*z^4 - 10668*y*z^4 + 6622*y^2*z^4 - 1908*y^3*z^4 + 20*y^4*z^4 - 9198*z^5 + 14484*y*z^5 - 6802*y^2*z^5 + 976*y^3*z^5 + 6150*z^6 - 7734*y*z^6 + 2124*y^2*z^6 - 1542*z^7 + 1362*y*z^7)/(72*(-1 + y)*y^3*(-1 + z)^2* z^2*(-1 + y + z)^2))*G[1, 1 - y, z] + ((53*Pi^2)/(12*y*z) + ((I/12)*Pi*(245*y^2 - 490*y^3 + 245*y^4 - 36*y*z - 440*y^2*z + 678*y^3*z - 166*y^4*z + 180*z^2 - 216*y*z^2 + 147*y^2*z^2 - 48*y^3*z^2 + 2*y^4*z^2 - 720*z^3 + 864*y*z^3 + 46*y^2*z^3 - 140*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 2*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (-1810*y^4 + 5628*y^5 - 5826*y^6 + 2008*y^7 - 3551*y^3*z + 15799*y^4*z - 23911*y^5*z + 14125*y^6*z - 2462*y^7*z - 2035*y^2*z^2 + 13637*y^3*z^2 - 29693*y^4*z^2 + 25679*y^5*z^2 - 8633*y^6*z^2 + 739*y^7*z^2 - 2016*y*z^3 + 7936*y^2*z^3 - 12436*y^3*z^3 + 9468*y^4*z^3 - 3391*y^5*z^3 + 619*y^6*z^3 - 1524*z^4 + 10782*y*z^4 - 13458*y^2*z^4 - 4366*y^3*z^4 + 13288*y^4*z^4 - 4290*y^5*z^4 + 6114*z^5 - 21630*y*z^5 + 14116*y^2*z^5 + 8377*y^3*z^5 - 7337*y^4*z^5 - 9198*z^6 + 20340*y*z^6 - 9427*y^2*z^6 - 1661*y^3*z^6 + 6150*z^7 - 8838*y*z^7 + 2868*y^2*z^7 - 1542*z^8 + 1362*y*z^8)/ (72*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 0, z] + (2*Pi^2*G[1 - y, 1, z])/(3*y*z) + ((-9*Pi^2)/(2*y*z) - ((I/12)*Pi*(239*y^2 - 478*y^3 + 239*y^4 - 36*y*z - 524*y^2*z + 768*y^3*z - 190*y^4*z + 180*z^2 - 216*y*z^2 + 408*y^2*z^2 - 246*y^3*z^2 + 23*y^4*z^2 - 720*z^3 + 864*y*z^3 - 200*y^2*z^3 - 44*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 77*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (180*y^5 - 540*y^6 + 540*y^7 - 180*y^8 + 1856*y^4*z - 6108*y^5*z + 6684*y^6*z - 2468*y^7*z + 36*y^8*z + 3112*y^3*z^2 - 15110*y^4*z^2 + 24371*y^5*z^2 - 16097*y^6*z^2 + 4228*y^7*z^2 - 504*y^8*z^2 + 1892*y^2*z^3 - 13672*y^3*z^3 + 32515*y^4*z^3 - 32113*y^5*z^3 + 14368*y^6*z^3 - 2558*y^7*z^3 + 2178*y*z^4 - 9446*y^2*z^4 + 19151*y^3*z^4 - 21183*y^4*z^4 + 12497*y^5*z^4 - 3377*y^6*z^4 + 1524*z^5 - 11628*y*z^5 + 19059*y^2*z^5 - 7825*y^3*z^5 - 3245*y^4*z^5 + 1431*y^5*z^5 - 6114*z^6 + 23196*y*z^6 - 20576*y^2*z^6 - 923*y^3*z^6 + 4777*y^4*z^6 + 9198*z^7 - 21582*y*z^7 + 12299*y^2*z^7 + 157*y^3*z^7 - 6150*z^8 + 9198*y*z^8 - 3228*y^2*z^8 + 1542*z^9 - 1362*y*z^9)/(72*(-1 + y)*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2* (y + z)^2))*G[1 - y, 1 - y, z] - (5*Pi^2*G[1 - y, -y, z])/ (6*y*z) + ((47*Pi^2)/(6*y*z) + ((I/6)*Pi*(19*y^2 - 110*y^3 + 73*y^4 - 92*y^2*z + 128*y^3*z + 81*z^2 - 162*y*z^2 + 127*y^2*z^2 - 180*z^3 + 162*y*z^3 + 90*z^4))/(y^3*z*(-1 + y + z)^2) + (-162*y^5 + 522*y^6 - 540*y^7 + 180*y^8 - 697*y^4*z + 3003*y^5*z - 4065*y^6*z + 1795*y^7*z - 36*y^8*z - 4400*y^3*z^2 + 13966*y^4*z^2 - 17572*y^5*z^2 + 10336*y^6*z^2 - 2834*y^7*z^2 + 504*y^8*z^2 - 3865*y^2*z^3 + 23513*y^3*z^3 - 43523*y^4*z^3 + 35237*y^5*z^3 - 14237*y^6*z^3 + 2875*y^7*z^3 - 3132*y*z^4 + 19972*y^2*z^4 - 49984*y^3*z^4 + 57072*y^4*z^4 - 31552*y^5*z^4 + 7444*y^6*z^4 - 1944*z^5 + 16446*y*z^5 - 43128*y^2*z^5 + 53894*y^3*z^5 - 35198*y^4*z^5 + 9750*y^5*z^5 + 7314*z^6 - 31770*y*z^6 + 46108*y^2*z^6 - 29024*y^3*z^6 + 7732*y^4*z^6 - 10338*z^7 + 28092*y*z^7 - 23395*y^2*z^7 + 6001*y^3*z^7 + 6510*z^8 - 10998*y*z^8 + 4308*y^2*z^8 - 1542*z^9 + 1362*y*z^9)/ (72*(-1 + y)*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^2))* G[-y, 0, z] + ((-17*Pi^2)/(2*y*z) - ((I/6)*Pi*(19*y^2 - 110*y^3 + 73*y^4 - 92*y^2*z + 128*y^3*z + 81*z^2 - 162*y*z^2 + 127*y^2*z^2 - 180*z^3 + 162*y*z^3 + 90*z^4))/ (y^3*z*(-1 + y + z)^2) + (162*y^5 - 522*y^6 + 540*y^7 - 180*y^8 + 697*y^4*z - 3003*y^5*z + 4065*y^6*z - 1795*y^7*z + 36*y^8*z + 4400*y^3*z^2 - 13966*y^4*z^2 + 17572*y^5*z^2 - 10336*y^6*z^2 + 2834*y^7*z^2 - 504*y^8*z^2 + 3865*y^2*z^3 - 23513*y^3*z^3 + 43523*y^4*z^3 - 35237*y^5*z^3 + 14237*y^6*z^3 - 2875*y^7*z^3 + 3132*y*z^4 - 19972*y^2*z^4 + 49984*y^3*z^4 - 57072*y^4*z^4 + 31552*y^5*z^4 - 7444*y^6*z^4 + 1944*z^5 - 16446*y*z^5 + 43128*y^2*z^5 - 53894*y^3*z^5 + 35198*y^4*z^5 - 9750*y^5*z^5 - 7314*z^6 + 31770*y*z^6 - 46108*y^2*z^6 + 29024*y^3*z^6 - 7732*y^4*z^6 + 10338*z^7 - 28092*y*z^7 + 23395*y^2*z^7 - 6001*y^3*z^7 - 6510*z^8 + 10998*y*z^8 - 4308*y^2*z^8 + 1542*z^9 - 1362*y*z^9)/(72*(-1 + y)*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2* (y + z)^2))*G[-y, 1 - y, z] + (5*Pi^2*G[-y, -y, z])/(3*y*z) + (((-33*I)*Pi)/(y*z) + (116*y^2 - 232*y^3 + 116*y^4 - 218*y^2*z + 332*y^3*z - 92*y^4*z + 81*z^2 - 162*y*z^2 + 87*y^2*z^2 - 38*y^3*z^2 + 11*y^4*z^2 - 342*z^3 + 486*y*z^3 + 16*y^2*z^3 - 62*y^3*z^3 + 531*z^4 - 486*y*z^4 - y^2*z^4 - 360*z^5 + 162*y*z^5 + 90*z^6)/(4*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 0, 0, z] + ((((87*I)/2)*Pi)/(y*z) + (-440*y^2 + 880*y^3 - 440*y^4 + 968*y^2*z - 1539*y^3*z + 484*y^4*z - 216*z^2 + 432*y*z^2 - 642*y^2*z^2 + 636*y^3*z^2 - 143*y^4*z^2 + 912*z^3 - 1296*y*z^3 + 140*y^2*z^3 + 23*y^3*z^3 - 1416*z^4 + 1296*y*z^4 - 26*y^2*z^4 + 960*z^5 - 432*y*z^5 - 240*z^6)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 0, 1 - y, z] + ((((21*I)/2)*Pi)/(y*z) + (-20*y^2 + 44*y^3 - 21*y^4 - 10*y^5 + 7*y^6 + 12*y*z - 118*y^2*z + 308*y^3*z - 336*y^4*z + 160*y^5*z - 26*y^6*z + 183*z^2 - 780*y*z^2 + 1473*y^2*z^2 - 1560*y^3*z^2 + 922*y^4*z^2 - 254*y^5*z^2 + 16*y^6*z^2 - 726*z^3 + 2622*y*z^3 - 3520*y^2*z^3 + 2296*y^3*z^3 - 782*y^4*z^3 + 110*y^5*z^3 + 1083*z^4 - 3312*y*z^4 + 3343*y^2*z^4 - 1358*y^3*z^4 + 214*y^4*z^4 - 720*z^5 + 1818*y*z^5 - 1308*y^2*z^5 + 270*y^3*z^5 + 180*z^6 - 360*y*z^6 + 150*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 1, 0, z] + ((((-21*I)/2)*Pi)/(y*z) + (20*y^2 - 44*y^3 + 21*y^4 + 10*y^5 - 7*y^6 - 12*y*z + 118*y^2*z - 308*y^3*z + 336*y^4*z - 160*y^5*z + 26*y^6*z - 183*z^2 + 780*y*z^2 - 1473*y^2*z^2 + 1560*y^3*z^2 - 922*y^4*z^2 + 254*y^5*z^2 - 16*y^6*z^2 + 726*z^3 - 2622*y*z^3 + 3520*y^2*z^3 - 2296*y^3*z^3 + 782*y^4*z^3 - 110*y^5*z^3 - 1083*z^4 + 3312*y*z^4 - 3343*y^2*z^4 + 1358*y^3*z^4 - 214*y^4*z^4 + 720*z^5 - 1818*y*z^5 + 1308*y^2*z^5 - 270*y^3*z^5 - 180*z^6 + 360*y*z^6 - 150*y^2*z^6)/(12*(-1 + y)^2*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 1, 1 - y, z] + (((21*I)*Pi)/(y*z) + (-191*y^2 + 764*y^3 - 1146*y^4 + 764*y^5 - 191*y^6 - 12*y*z + 188*y^2*z - 595*y^3*z + 720*y^4*z - 347*y^5*z + 46*y^6*z - 264*z^2 + 1104*y*z^2 - 1083*y^2*z^2 - 558*y^3*z^2 + 1330*y^4*z^2 - 590*y^5*z^2 + 61*y^6*z^2 + 1068*z^3 - 3792*y*z^3 + 3878*y^2*z^3 - 419*y^3*z^3 - 1076*y^4*z^3 + 341*y^5*z^3 - 1614*z^4 + 4860*y*z^4 - 4544*y^2*z^4 + 1240*y^3*z^4 + 88*y^4*z^4 + 1080*z^5 - 2700*y*z^5 + 1992*y^2*z^5 - 432*y^3*z^5 - 270*z^6 + 540*y*z^6 - 240*y^2*z^6)/(12*(-1 + y)^2*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 1 - y, 0, z] + (((-21*I)*Pi)/(y*z) + (-196*y^2 + 784*y^3 - 1176*y^4 + 784*y^5 - 196*y^6 - 12*y*z + 446*y^2*z - 1518*y^3*z + 1830*y^4*z - 722*y^5*z - 132*y^6*z + 108*y^7*z - 237*z^2 + 1008*y*z^2 - 1321*y^2*z^2 + 452*y^3*z^2 + 344*y^4*z^2 - 378*y^5*z^2 + 132*y^6*z^2 + 1191*z^3 - 4398*y*z^3 + 4591*y^2*z^3 - 214*y^3*z^3 - 1836*y^4*z^3 + 686*y^5*z^3 - 20*y^6*z^3 - 2391*z^4 + 7746*y*z^4 - 7577*y^2*z^4 + 1602*y^3*z^4 + 912*y^4*z^4 - 262*y^5*z^4 + 2397*z^5 - 6750*y*z^5 + 5821*y^2*z^5 - 1484*y^3*z^5 - 74*y^4*z^5 - 1200*z^6 + 2886*y*z^6 - 1974*y^2*z^6 + 378*y^3*z^6 + 240*z^7 - 480*y*z^7 + 210*y^2*z^7)/(12*(-1 + y)^2*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[0, 1 - y, 1 - y, z] + (((15*I)*Pi)/(y*z) + (5*y^2 - 28*y^3 + 52*y^4 - 40*y^5 + 11*y^6 - 7*y*z - 13*y^2*z + 118*y^3*z - 178*y^4*z + 71*y^5*z + 27*y^6*z - 18*y^7*z + 44*z^2 - 141*y*z^2 + 254*y^2*z^2 - 378*y^3*z^2 + 356*y^4*z^2 - 153*y^5*z^2 + 18*y^6*z^2 - 232*z^3 + 746*y*z^3 - 1014*y^2*z^3 + 793*y^3*z^3 - 406*y^4*z^3 + 133*y^5*z^3 - 20*y^6*z^3 + 482*z^4 - 1422*y*z^4 + 1628*y^2*z^4 - 883*y^3*z^4 + 229*y^4*z^4 - 29*y^5*z^4 - 494*z^5 + 1305*y*z^5 - 1250*y^2*z^5 + 477*y^3*z^5 - 53*y^4*z^5 + 250*z^6 - 581*y*z^6 + 445*y^2*z^6 - 99*y^3*z^6 - 50*z^7 + 100*y*z^7 - 55*y^2*z^7)/(2*(-1 + y)^2*y^3* (-1 + z)^3*z*(-1 + y + z)^2))*G[0, -y, 0, z] + (((-15*I)*Pi)/(y*z) + (-5*y^2 + 28*y^3 - 52*y^4 + 40*y^5 - 11*y^6 + 7*y*z + 13*y^2*z - 118*y^3*z + 178*y^4*z - 71*y^5*z - 27*y^6*z + 18*y^7*z - 44*z^2 + 141*y*z^2 - 254*y^2*z^2 + 378*y^3*z^2 - 356*y^4*z^2 + 153*y^5*z^2 - 18*y^6*z^2 + 232*z^3 - 746*y*z^3 + 1014*y^2*z^3 - 793*y^3*z^3 + 406*y^4*z^3 - 133*y^5*z^3 + 20*y^6*z^3 - 482*z^4 + 1422*y*z^4 - 1628*y^2*z^4 + 883*y^3*z^4 - 229*y^4*z^4 + 29*y^5*z^4 + 494*z^5 - 1305*y*z^5 + 1250*y^2*z^5 - 477*y^3*z^5 + 53*y^4*z^5 - 250*z^6 + 581*y*z^6 - 445*y^2*z^6 + 99*y^3*z^6 + 50*z^7 - 100*y*z^7 + 55*y^2*z^7)/(2*(-1 + y)^2*y^3* (-1 + z)^3*z*(-1 + y + z)^2))*G[0, -y, 1 - y, z] + (((15*I)*Pi)/(y*z) + (-22*y^2 + 44*y^3 - 22*y^4 - 6*y*z - 92*y^2*z + 96*y^3*z - 28*y^4*z + 165*z^2 - 306*y*z^2 + 525*y^2*z^2 - 288*y^3*z^2 + 32*y^4*z^2 - 660*z^3 + 954*y*z^3 - 686*y^2*z^3 + 148*y^3*z^3 + 990*z^4 - 966*y*z^4 + 275*y^2*z^4 - 660*z^5 + 324*y*z^5 + 165*z^6)/(6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, 0, z] + ((((-27*I)/2)*Pi)/(y*z) + (22*y^2 - 44*y^3 + 22*y^4 + 3*y*z + 74*y^2*z - 66*y^3*z + 16*y^4*z - 150*z^2 + 288*y*z^2 - 462*y^2*z^2 + 234*y^3*z^2 - 23*y^4*z^2 + 600*z^3 - 882*y*z^3 + 614*y^2*z^3 - 124*y^3*z^3 - 900*z^4 + 888*y*z^4 - 248*y^2*z^4 + 600*z^5 - 297*y*z^5 - 150*z^6)/ (6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 0, 1 - y, z] + (((-6*I)*Pi)/(y*z) + (-9*y^2 + 18*y^3 - 9*y^4 + 6*y*z + 12*y^2*z - 19*y^3*z + 2*y^4*z + 15*z^2 - 54*y*z^2 + 30*y^2*z^2 - 8*y^3*z^2 + 3*y^4*z^2 - 60*z^3 + 126*y*z^3 - 60*y^2*z^3 + 9*y^3*z^3 + 90*z^4 - 114*y*z^4 + 27*y^2*z^4 - 60*z^5 + 36*y*z^5 + 15*z^6)/ (2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1, 0, z] + (((6*I)*Pi)/(y*z) + (9*y^2 - 18*y^3 + 9*y^4 - 6*y*z - 12*y^2*z + 19*y^3*z - 2*y^4*z - 15*z^2 + 54*y*z^2 - 30*y^2*z^2 + 8*y^3*z^2 - 3*y^4*z^2 + 60*z^3 - 126*y*z^3 + 60*y^2*z^3 - 9*y^3*z^3 - 90*z^4 + 114*y*z^4 - 27*y^2*z^4 + 60*z^5 - 36*y*z^5 - 15*z^6)/ (2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1, 1 - y, z] + ((((-27*I)/2)*Pi)/(y*z) + (20*y^2 - 16*y^3 + 2*y^4 - 21*y*z + 130*y^2*z - 138*y^3*z + 32*y^4*z - 165*z^2 + 414*y*z^2 - 633*y^2*z^2 + 306*y^3*z^2 - 25*y^4*z^2 + 660*z^3 - 1116*y*z^3 + 796*y^2*z^3 - 152*y^3*z^3 - 990*z^4 + 1074*y*z^4 - 313*y^2*z^4 + 660*z^5 - 351*y*z^5 - 165*z^6)/(6*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 1 - y, 0, z] + (((12*I)*Pi)/(y*z) + (-10*y^2 + 8*y^3 - y^4 + 12*y*z - 56*y^2*z + 54*y^3*z - 10*y^4*z + 75*z^2 - 198*y*z^2 + 285*y^2*z^2 - 126*y^3*z^2 + 8*y^4*z^2 - 300*z^3 + 522*y*z^3 - 362*y^2*z^3 + 64*y^3*z^3 + 450*z^4 - 498*y*z^4 + 143*y^2*z^4 - 300*z^5 + 162*y*z^5 + 75*z^6)/(3*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1 - y, 1 - y, z] + ((((3*I)/2)*Pi)/(y*z) + (-244*y^2 + 488*y^3 - 244*y^4 - 24*y*z + 580*y^2*z - 747*y^3*z + 164*y^4*z - 204*z^2 + 504*y*z^2 - 582*y^2*z^2 + 192*y^3*z^2 - y^4*z^2 + 828*z^3 - 1368*y*z^3 + 400*y^2*z^3 + 67*y^3*z^3 - 1254*z^4 + 1320*y*z^4 - 154*y^2*z^4 + 840*z^5 - 432*y*z^5 - 210*z^6)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1 - y, 0, 0, z] + (((-12*I)*Pi)/(y*z) + (257*y^2 - 514*y^3 + 257*y^4 + 30*y*z - 680*y^2*z + 888*y^3*z - 214*y^4*z + 174*z^2 - 468*y*z^2 + 765*y^2*z^2 - 384*y^3*z^2 + 32*y^4*z^2 - 708*z^3 + 1224*y*z^3 - 518*y^2*z^3 + 10*y^3*z^3 + 1074*z^4 - 1164*y*z^4 + 176*y^2*z^4 - 720*z^5 + 378*y*z^5 + 180*z^6)/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1 - y, 0, 1 - y, z] + (((-3*I)*Pi)/(y*z) + (-11*y^2 + 68*y^3 - 132*y^4 + 104*y^5 - 29*y^6 + 48*y*z - 221*y^2*z + 246*y^3*z + 174*y^4*z - 550*y^5*z + 411*y^6*z - 108*y^7*z + 30*z^2 - 360*y*z^2 + 1159*y^2*z^2 - 1532*y^3*z^2 + 763*y^4*z^2 + 54*y^5*z^2 - 114*y^6*z^2 - 150*z^3 + 1020*y*z^3 - 2209*y^2*z^3 + 2386*y^3*z^3 - 1419*y^4*z^3 + 424*y^5*z^3 - 52*y^6*z^3 + 300*z^4 - 1440*y*z^4 + 2048*y^2*z^4 - 1500*y^3*z^4 + 702*y^4*z^4 - 140*y^5*z^4 - 300*z^5 + 1080*y*z^5 - 934*y^2*z^5 + 332*y^3*z^5 - 88*y^4*z^5 + 150*z^6 - 408*y*z^6 + 168*y^2*z^6 - 30*z^7 + 60*y*z^7)/(12*(-1 + y)^2*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[1 - y, 1, 0, z] + (((3*I)*Pi)/(y*z) + (11*y^2 - 68*y^3 + 132*y^4 - 104*y^5 + 29*y^6 - 48*y*z + 221*y^2*z - 246*y^3*z - 174*y^4*z + 550*y^5*z - 411*y^6*z + 108*y^7*z - 30*z^2 + 360*y*z^2 - 1159*y^2*z^2 + 1532*y^3*z^2 - 763*y^4*z^2 - 54*y^5*z^2 + 114*y^6*z^2 + 150*z^3 - 1020*y*z^3 + 2209*y^2*z^3 - 2386*y^3*z^3 + 1419*y^4*z^3 - 424*y^5*z^3 + 52*y^6*z^3 - 300*z^4 + 1440*y*z^4 - 2048*y^2*z^4 + 1500*y^3*z^4 - 702*y^4*z^4 + 140*y^5*z^4 + 300*z^5 - 1080*y*z^5 + 934*y^2*z^5 - 332*y^3*z^5 + 88*y^4*z^5 - 150*z^6 + 408*y*z^6 - 168*y^2*z^6 + 30*z^7 - 60*y*z^7)/(12*(-1 + y)^2*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[1 - y, 1, 1 - y, z] + (((-3*I)*Pi)/(y*z) + (30*y^2 - 120*y^3 + 180*y^4 - 120*y^5 + 30*y^6 + 9*y*z - 92*y^2*z + 236*y^3*z - 244*y^4*z + 103*y^5*z - 12*y^6*z + 45*z^2 - 216*y*z^2 + 385*y^2*z^2 - 304*y^3*z^2 + 86*y^4*z^2 + 10*y^5*z^2 - 6*y^6*z^2 - 180*z^3 + 684*y*z^3 - 884*y^2*z^3 + 437*y^3*z^3 - 40*y^4*z^3 - 17*y^5*z^3 + 270*z^4 - 846*y*z^4 + 871*y^2*z^4 - 330*y^3*z^4 + 30*y^4*z^4 - 180*z^5 + 459*y*z^5 - 350*y^2*z^5 + 81*y^3*z^5 + 45*z^6 - 90*y*z^6 + 40*y^2*z^6)/ (2*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1 - y, 1 - y, 0, z] + (((3*I)*Pi)/(y*z) + (151*y^2 - 604*y^3 + 906*y^4 - 604*y^5 + 151*y^6 + 60*y*z - 683*y^2*z + 1800*y^3*z - 1788*y^4*z + 500*y^5*z + 219*y^6*z - 108*y^7*z + 240*z^2 - 1260*y*z^2 + 2770*y^2*z^2 - 2978*y^3*z^2 + 1303*y^4*z^2 + 108*y^5*z^2 - 183*y^6*z^2 - 1200*z^3 + 4920*y*z^3 - 7174*y^2*z^3 + 4378*y^3*z^3 - 777*y^4*z^3 - 176*y^5*z^3 + 29*y^6*z^3 + 2400*z^4 - 8280*y*z^4 + 9677*y^2*z^4 - 4434*y^3*z^4 + 543*y^4*z^4 + 64*y^5*z^4 - 2400*z^5 + 7020*y*z^5 - 6613*y^2*z^5 + 2270*y^3*z^5 - 187*y^4*z^5 + 1200*z^6 - 2940*y*z^6 + 2082*y^2*z^6 - 432*y^3*z^6 - 240*z^7 + 480*y*z^7 - 210*y^2*z^7)/ (12*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))* G[1 - y, 1 - y, 1 - y, z] + (((12*I)*Pi)/(y*z) + (47*y^2 - 164*y^3 + 216*y^4 - 128*y^5 + 29*y^6 - 18*y*z - 157*y^2*z + 618*y^3*z - 708*y^4*z + 226*y^5*z + 93*y^6*z - 54*y^7*z + 63*z^2 - 162*y*z^2 + 461*y^2*z^2 - 1054*y^3*z^2 + 1100*y^4*z^2 - 450*y^5*z^2 + 42*y^6*z^2 - 309*z^3 + 942*y*z^3 - 1193*y^2*z^3 + 1112*y^3*z^3 - 870*y^4*z^3 + 374*y^5*z^3 - 56*y^6*z^3 + 609*z^4 - 1794*y*z^4 + 1723*y^2*z^4 - 768*y^3*z^4 + 291*y^4*z^4 - 76*y^5*z^4 - 603*z^5 + 1620*y*z^5 - 1253*y^2*z^5 + 310*y^3*z^5 - 29*y^4*z^5 + 300*z^6 - 708*y*z^6 + 417*y^2*z^6 - 54*y^3*z^6 - 60*z^7 + 120*y*z^7 - 45*y^2*z^7)/(6*(-1 + y)^2*y^3* (-1 + z)^3*z*(-1 + y + z)^2))*G[1 - y, -y, 0, z] + (((-12*I)*Pi)/(y*z) + (-47*y^2 + 164*y^3 - 216*y^4 + 128*y^5 - 29*y^6 + 18*y*z + 157*y^2*z - 618*y^3*z + 708*y^4*z - 226*y^5*z - 93*y^6*z + 54*y^7*z - 63*z^2 + 162*y*z^2 - 461*y^2*z^2 + 1054*y^3*z^2 - 1100*y^4*z^2 + 450*y^5*z^2 - 42*y^6*z^2 + 309*z^3 - 942*y*z^3 + 1193*y^2*z^3 - 1112*y^3*z^3 + 870*y^4*z^3 - 374*y^5*z^3 + 56*y^6*z^3 - 609*z^4 + 1794*y*z^4 - 1723*y^2*z^4 + 768*y^3*z^4 - 291*y^4*z^4 + 76*y^5*z^4 + 603*z^5 - 1620*y*z^5 + 1253*y^2*z^5 - 310*y^3*z^5 + 29*y^4*z^5 - 300*z^6 + 708*y*z^6 - 417*y^2*z^6 + 54*y^3*z^6 + 60*z^7 - 120*y*z^7 + 45*y^2*z^7)/ (6*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))* G[1 - y, -y, 1 - y, z] + (((18*I)*Pi)/(y*z) + (-38*y^2 + 196*y^3 - 128*y^4 + 42*y*z + 70*y^2*z - 172*y^3*z - 129*z^2 + 174*y*z^2 - 110*y^2*z^2 + 300*z^3 - 216*y*z^3 - 150*z^4)/ (12*y^3*z*(-1 + y + z)^2))*G[-y, 0, 0, z] + (((-15*I)*Pi)/(y*z) + (5*y^2 - 30*y^3 + 20*y^4 - 7*y*z - 10*y^2*z + 27*y^3*z + 17*z^2 - 20*y*z^2 + 14*y^2*z^2 - 40*z^3 + 27*y*z^3 + 20*z^4)/(2*y^3*z*(-1 + y + z)^2))*G[-y, 0, 1 - y, z] + (((-9*I)*Pi)/(y*z) + (-16*y^2 - 16*y^3 + 20*y^4 + 2*y^2*z + 22*y^3*z + 81*z^2 - 162*y*z^2 + 74*y^2*z^2 - 180*z^3 + 162*y*z^3 + 90*z^4)/ (12*y^3*z*(-1 + y + z)^2))*G[-y, 1 - y, 0, z] + (((6*I)*Pi)/(y*z) + (4*y^2 - 2*y^4 - 2*y^2*z - 2*y^3*z - 9*z^2 + 18*y*z^2 - 8*y^2*z^2 + 20*z^3 - 18*y*z^3 - 10*z^4)/ (2*y^3*z*(-1 + y + z)^2))*G[-y, 1 - y, 1 - y, z] + (((-24*I)*Pi)/(y*z) + (22*y^2 - 164*y^3 + 112*y^4 - 42*y*z - 50*y^2*z + 152*y^3*z + 75*z^2 - 66*y*z^2 + 58*y^2*z^2 - 180*z^3 + 108*y*z^3 + 90*z^4)/(6*y^3*z*(-1 + y + z)^2))*G[-y, -y, 0, z] + (((24*I)*Pi)/(y*z) + (-22*y^2 + 164*y^3 - 112*y^4 + 42*y*z + 50*y^2*z - 152*y^3*z - 75*z^2 + 66*y*z^2 - 58*y^2*z^2 + 180*z^3 - 108*y*z^3 - 90*z^4)/(6*y^3*z*(-1 + y + z)^2))* G[-y, -y, 1 - y, z] + (57*G[0, 0, 0, 0, z])/(2*y*z) - (50*G[0, 0, 0, 1 - y, z])/(y*z) - (19*G[0, 0, 1, 0, z])/(2*y*z) + (19*G[0, 0, 1, 1 - y, z])/(2*y*z) - (55*G[0, 0, 1 - y, 0, z])/ (2*y*z) + (65*G[0, 0, 1 - y, 1 - y, z])/(2*y*z) - (12*G[0, 0, -y, 0, z])/(y*z) + (12*G[0, 0, -y, 1 - y, z])/(y*z) - (15*G[0, 1, 0, 0, z])/(y*z) + (14*G[0, 1, 0, 1 - y, z])/(y*z) + (3*G[0, 1, 1, 0, z])/(y*z) - (3*G[0, 1, 1, 1 - y, z])/(y*z) + (12*G[0, 1, 1 - y, 0, z])/(y*z) - (11*G[0, 1, 1 - y, 1 - y, z])/ (y*z) - (29*G[0, 1 - y, 0, 0, z])/(2*y*z) + (22*G[0, 1 - y, 0, 1 - y, z])/(y*z) + (15*G[0, 1 - y, 1, 0, z])/ (2*y*z) - (15*G[0, 1 - y, 1, 1 - y, z])/(2*y*z) + (29*G[0, 1 - y, 1 - y, 0, z])/(2*y*z) - (13*G[0, 1 - y, 1 - y, 1 - y, z])/(y*z) - (8*G[0, 1 - y, -y, 0, z])/ (y*z) + (8*G[0, 1 - y, -y, 1 - y, z])/(y*z) - (13*G[0, -y, 0, 0, z])/ (y*z) + (13*G[0, -y, 0, 1 - y, z])/(y*z) + (5*G[0, -y, 1 - y, 0, z])/ (y*z) - (5*G[0, -y, 1 - y, 1 - y, z])/(y*z) + (22*G[0, -y, -y, 0, z])/ (y*z) - (22*G[0, -y, -y, 1 - y, z])/(y*z) - (35*G[1, 0, 0, 0, z])/ (2*y*z) + (33*G[1, 0, 0, 1 - y, z])/(2*y*z) + G[1, 0, 1, 0, z]/(2*y*z) - G[1, 0, 1, 1 - y, z]/(2*y*z) + (14*G[1, 0, 1 - y, 0, z])/(y*z) - (12*G[1, 0, 1 - y, 1 - y, z])/ (y*z) - (3*G[1, 0, -y, 0, z])/(y*z) + (3*G[1, 0, -y, 1 - y, z])/ (y*z) + (6*G[1, 1, 0, 0, z])/(y*z) - (5*G[1, 1, 0, 1 - y, z])/(y*z) + (4*G[1, 1, 1, 0, z])/(y*z) - (4*G[1, 1, 1, 1 - y, z])/(y*z) - (3*G[1, 1, 1 - y, 0, z])/(y*z) + (2*G[1, 1, 1 - y, 1 - y, z])/(y*z) + (27*G[1, 1 - y, 0, 0, z])/(2*y*z) - (25*G[1, 1 - y, 0, 1 - y, z])/ (2*y*z) - (9*G[1, 1 - y, 1, 0, z])/(2*y*z) + (9*G[1, 1 - y, 1, 1 - y, z])/(2*y*z) - (12*G[1, 1 - y, 1 - y, 0, z])/ (y*z) + (10*G[1, 1 - y, 1 - y, 1 - y, z])/(y*z) - (3*G[1, 1 - y, -y, 0, z])/(y*z) + (3*G[1, 1 - y, -y, 1 - y, z])/ (y*z) + (2*G[1 - y, 0, 0, 0, z])/(y*z) + (29*G[1 - y, 0, 0, 1 - y, z])/(2*y*z) + (7*G[1 - y, 0, 1, 0, z])/ (y*z) - (7*G[1 - y, 0, 1, 1 - y, z])/(y*z) + (15*G[1 - y, 0, 1 - y, 0, z])/(2*y*z) - (13*G[1 - y, 0, 1 - y, 1 - y, z])/(y*z) - (11*G[1 - y, 0, -y, 0, z])/ (y*z) + (11*G[1 - y, 0, -y, 1 - y, z])/(y*z) + (10*G[1 - y, 1, 0, 0, z])/(y*z) - (9*G[1 - y, 1, 0, 1 - y, z])/(y*z) - G[1 - y, 1, 1, 0, z]/(y*z) + G[1 - y, 1, 1, 1 - y, z]/(y*z) - (11*G[1 - y, 1, 1 - y, 0, z])/(y*z) + (10*G[1 - y, 1, 1 - y, 1 - y, z])/(y*z) + G[1 - y, 1 - y, 0, 0, z]/ (2*y*z) - (4*G[1 - y, 1 - y, 0, 1 - y, z])/(y*z) - G[1 - y, 1 - y, 1, 0, z]/(y*z) + G[1 - y, 1 - y, 1, 1 - y, z]/(y*z) - G[1 - y, 1 - y, 1 - y, 0, z]/(y*z) + G[1 - y, 1 - y, 1 - y, 1 - y, z]/ (y*z) + (4*G[1 - y, 1 - y, -y, 0, z])/(y*z) - (4*G[1 - y, 1 - y, -y, 1 - y, z])/(y*z) - (12*G[1 - y, -y, 0, 0, z])/ (y*z) + (11*G[1 - y, -y, 0, 1 - y, z])/(y*z) + (5*G[1 - y, -y, 1 - y, 0, z])/(y*z) - (4*G[1 - y, -y, 1 - y, 1 - y, z])/(y*z) + (20*G[1 - y, -y, -y, 0, z])/ (y*z) - (20*G[1 - y, -y, -y, 1 - y, z])/(y*z) - (17*G[-y, 0, 0, 0, z])/(y*z) + (16*G[-y, 0, 0, 1 - y, z])/(y*z) - G[-y, 0, 1, 0, z]/(y*z) + G[-y, 0, 1, 1 - y, z]/(y*z) + (7*G[-y, 0, 1 - y, 0, z])/(y*z) - (5*G[-y, 0, 1 - y, 1 - y, z])/ (y*z) + (22*G[-y, 0, -y, 0, z])/(y*z) - (22*G[-y, 0, -y, 1 - y, z])/ (y*z) + (6*G[-y, 1 - y, 0, 0, z])/(y*z) - (6*G[-y, 1 - y, 0, 1 - y, z])/(y*z) - G[-y, 1 - y, 1, 0, z]/(y*z) + G[-y, 1 - y, 1, 1 - y, z]/(y*z) - (3*G[-y, 1 - y, 1 - y, 0, z])/ (y*z) + (2*G[-y, 1 - y, 1 - y, 1 - y, z])/(y*z) + (6*G[-y, 1 - y, -y, 0, z])/(y*z) - (6*G[-y, 1 - y, -y, 1 - y, z])/ (y*z) + (24*G[-y, -y, 0, 0, z])/(y*z) - (22*G[-y, -y, 0, 1 - y, z])/ (y*z) - (10*G[-y, -y, 1 - y, 0, z])/(y*z) + (8*G[-y, -y, 1 - y, 1 - y, z])/(y*z) - (40*G[-y, -y, -y, 0, z])/ (y*z) + (40*G[-y, -y, -y, 1 - y, z])/(y*z) + ((((-45*I)/2)*Pi)/(y*z) + (-1874*y^2 + 7280*y^3 - 10650*y^4 + 6956*y^5 - 1712*y^6 - 180*y*z + 9892*y^2*z - 34308*y^3*z + 44076*y^4*z - 23464*y^5*z + 3336*y^6*z + 648*y^7*z - 477*z^2 + 2808*y*z^2 - 24005*y^2*z^2 + 66178*y^3*z^2 - 73226*y^4*z^2 + 34056*y^5*z^2 - 5226*y^6*z^2 + 2511*z^3 - 10638*y*z^3 + 34751*y^2*z^3 - 66368*y^3*z^3 + 58518*y^4*z^3 - 21404*y^5*z^3 + 2306*y^6*z^3 - 5211*z^4 + 17946*y*z^4 - 31573*y^2*z^4 + 36168*y^3*z^4 - 21510*y^4*z^4 + 4504*y^5*z^4 + 5337*z^5 - 15390*y*z^5 + 17237*y^2*z^5 - 10084*y^3*z^5 + 2792*y^4*z^5 - 2700*z^6 + 6534*y*z^6 - 4968*y^2*z^6 + 1134*y^3*z^6 + 540*z^7 - 1080*y*z^7 + 540*y^2*z^7)/(36*(-1 + y)^2*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*Zeta[3]) + G[1, 0, z]*((1129*Pi^4)/(480*y*z) - ((I/864)*Pi*(81931*y^2 - 162818*y^3 + 80887*y^4 + 77395*y*z - 479034*y^2*z + 503617*y^3*z - 94082*y^4*z - 11664*z^2 - 289648*y*z^2 + 885072*y^2*z^2 - 491576*y^3*z^2 + 29029*y^4*z^2 + 47952*z^3 + 409854*y*z^3 - 701254*y^2*z^3 + 166611*y^3*z^3 - 73872*z^4 - 260344*y*z^4 + 213285*y^2*z^4 + 50544*z^5 + 62743*y*z^5 - 12960*z^6))/(y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)) + ((I/144)*Pi^3*(563*y^2 - 550*y^3 + 131*y^4 - 72*y*z - 956*y^2*z + 1218*y^3*z - 550*y^4*z + 360*z^2 - 432*y*z^2 + 138*y^2*z^2 - 642*y^3*z^2 + 347*y^4*z^2 - 1440*z^3 + 1728*y*z^3 + 340*y^2*z^3 - 26*y^3*z^3 + 2160*z^4 - 1872*y*z^4 - 85*y^2*z^4 - 1440*z^5 + 648*y*z^5 + 360*z^6))/(y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (474415*y^2 - 1420833*y^3 + 1418421*y^4 - 472003*y^5 + 261115*y*z - 3014545*y^2*z + 5516986*y^3*z - 3141270*y^4*z + 377714*y^5*z - 247536*z^2 - 665992*y*z^2 + 5944210*y^2*z^2 - 7636112*y^3*z^2 + 2658717*y^4*z^2 - 53935*y^5*z^2 + 996192*z^3 + 342285*y*z^3 - 5520427*y^2*z^3 + 5119114*y^3*z^3 - 935868*y^4*z^3 - 1503360*z^4 + 523178*y*z^4 + 2411113*y^2*z^4 - 1430931*y^3*z^4 + 1008288*z^5 - 714818*y*z^5 - 294766*y^2*z^5 - 253584*z^6 + 254232*y*z^6)/(5184*(-1 + y)*y^2* (-1 + z)^2*z*(-1 + y + z)^2*(y + z)) + (Pi^2*(34834*y^2 - 100662*y^3 + 96936*y^4 - 31108*y^5 - 1092*y*z - 156494*y^2*z + 406759*y^3*z - 333617*y^4*z + 84444*y^5*z + 3048*z^2 - 1128*y*z^2 + 280603*y^2*z^2 - 634762*y^3*z^2 + 427287*y^4*z^2 - 75048*y^5*z^2 - 15276*z^3 + 18156*y*z^3 - 253633*y^2*z^3 + 470952*y^3*z^3 - 242487*y^4*z^3 + 21928*y^5*z^3 + 30624*z^4 - 39504*y*z^4 + 119711*y^2*z^4 - 161056*y^3*z^4 + 51665*y^4*z^4 - 30696*z^5 + 37236*y*z^5 - 27469*y^2*z^5 + 18769*y^3*z^5 + 15384*z^6 - 16392*y*z^6 + 2448*y^2*z^6 - 3084*z^7 + 2724*y*z^7))/(864*(-1 + y)*y^3*(-1 + z)^3*z*(-1 + y + z)^2) + (23*Pi^2*G[1, 1, y])/(12*y*z) + ((((-15*I)/2)*Pi)/(y*z) + (-151 - 10*y + 83*y^2 + 568*z - 291*y*z + 50*y^2*z - 807*z^2 + 504*y*z^2 - 79*y^2*z^2 + 514*z^3 - 203*y*z^3 - 124*z^4)/ (12*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 0, 0, y] + (((15*I)*Pi)/(y*z) + (5*y^2 + 14*y^3 - 13*y^4 - 308*y^2*z + 300*y^3*z - 70*y^4*z + 270*z^2 - 540*y*z^2 + 1092*y^2*z^2 - 594*y^3*z^2 + 59*y^4*z^2 - 1080*z^3 + 1620*y*z^3 - 1280*y^2*z^3 + 280*y^3*z^3 + 1620*z^4 - 1620*y*z^4 + 491*y^2*z^4 - 1080*z^5 + 540*y*z^5 + 270*z^6)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1, 0, y] + (((6*I)*Pi)/(y*z) + (8*y^2 + 44*y^3 - 37*y^4 + 6*y*z - 140*y^2*z + 81*y^3*z - 22*y^4*z + 105*z^2 - 234*y*z^2 + 453*y^2*z^2 - 246*y^3*z^2 + 35*y^4*z^2 - 420*z^3 + 666*y*z^3 - 518*y^2*z^3 + 121*y^3*z^3 + 630*z^4 - 654*y*z^4 + 197*y^2*z^4 - 420*z^5 + 216*y*z^5 + 105*z^6)/(6*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 0, 0, y] + ((((-27*I)/2)*Pi)/(y*z) + (20*y^2 - 16*y^3 + 2*y^4 - 21*y*z + 130*y^2*z - 138*y^3*z + 32*y^4*z - 165*z^2 + 414*y*z^2 - 633*y^2*z^2 + 306*y^3*z^2 - 25*y^4*z^2 + 660*z^3 - 1116*y*z^3 + 796*y^2*z^3 - 152*y^3*z^3 - 990*z^4 + 1074*y*z^4 - 313*y^2*z^4 + 660*z^5 - 351*y*z^5 - 165*z^6)/(6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1, 0, y] + (9*G[0, 0, 0, 0, y])/(2*y*z) - (33*G[0, 0, 1, 0, y])/(2*y*z) - (14*G[0, 1, 0, 0, y])/(y*z) + (29*G[0, 1, 1, 0, y])/(2*y*z) - (4*G[1, 0, 0, 0, y])/(y*z) + (27*G[1, 0, 1, 0, y])/(2*y*z) + (27*G[1, 1, 0, 0, y])/(2*y*z) - (23*G[1, 1, 1, 0, y])/(2*y*z) + ((((33*I)/2)*Pi)/(y*z) + (1139*y^2 - 2854*y^3 + 1571*y^4 + 486*y*z - 7662*y^2*z + 13586*y^3*z - 5528*y^4*z - 1134*z^2 - 648*y*z^2 + 20046*y^2*z^2 - 25858*y^3*z^2 + 7185*y^4*z^2 + 6696*z^3 - 4050*y*z^3 - 26344*y^2*z^3 + 25462*y^3*z^3 - 4718*y^4*z^3 - 16524*z^4 + 12960*y*z^4 + 18291*y^2*z^4 - 12992*y^3*z^4 + 1166*y^4*z^4 + 21816*z^5 - 15390*y*z^5 - 6258*y^2*z^5 + 2656*y^3*z^5 - 16254*z^6 + 8424*y*z^6 + 788*y^2*z^6 + 6480*z^7 - 1782*y*z^7 - 1080*z^8)/(36*y^3*(-1 + z)^4*z*(-1 + y + z)^2))* Zeta[3]) + G[0, 0, z]*((-2323*Pi^4)/(720*y*z) + ((I/864)*Pi*(32689*y - 32689*y^2 - 200800*y*z + 146115*y^2*z + 11664*z^2 + 358920*y*z^2 - 157797*y^2*z^2 - 36288*z^3 - 247492*y*z^3 + 48259*y^2*z^3 + 37584*z^4 + 56683*y*z^4 - 12960*z^5))/(y^2*(-1 + z)^3*z*(-1 + y + z)) + (-28217*y + 56434*y^2 - 28217*y^3 + 398184*y*z - 741919*y^2*z + 343735*y^3*z - 82512*z^2 - 791099*y*z^2 + 1363875*y^2*z^2 - 490048*y^3*z^2 + 249552*z^3 + 417354*y*z^3 - 847700*y^2*z^3 + 180146*y^3*z^3 - 251568*z^4 + 88522*y*z^4 + 163694*y^2*z^4 + 84528*z^5 - 84744*y*z^5)/(1728*(-1 + y)*y^2*(-1 + z)^3*z* (-1 + y + z)) + ((I/72)*Pi^3*(-20 + 40*y - 20*y^2 - 996*z + 2473*y*z - 1396*y^2*z + 5001*z^2 - 9608*y*z^2 + 3966*y^2*z^2 - 9644*z^3 + 13442*y*z^3 - 3556*y^2*z^3 + 9186*z^4 - 8224*y*z^4 + 1060*y^2*z^4 - 4344*z^5 + 1877*y*z^5 + 817*z^6))/ (y*(-1 + z)^4*z*(-1 + y + z)^2) + (Pi^2*(22834*y - 68970*y^2 + 69438*y^3 - 23302*y^4 - 115146*y*z + 288412*y^2*z - 232784*y^3*z + 59518*y^4*z - 2340*z^2 + 238059*y*z^2 - 477221*y^2*z^2 + 288149*y^3*z^2 - 46935*y^4*z^2 + 11952*z^3 - 259976*y*z^3 + 391426*y^2*z^3 - 148254*y^3*z^3 + 6004*y^4*z^3 - 24336*z^4 + 163080*y*z^4 - 164554*y^2*z^4 + 19979*y^3*z^4 + 4103*y^4*z^4 + 24696*z^5 - 62262*y*z^5 + 34634*y^2*z^5 + 4084*y^3*z^5 - 12492*z^6 + 15931*y*z^6 - 3727*y^2*z^6 + 2520*z^7 - 2520*y*z^7))/(864*(-1 + y)*y^2*(-1 + z)^4* z*(-1 + y + z)^2) + (4*Pi^2*G[0, 1, y])/(y*z) + ((-407*Pi^2)/(24*y*z) - ((I/12)*Pi*(338*y^2 - 676*y^3 + 338*y^4 - 632*y^2*z + 1029*y^3*z - 316*y^4*z + 162*z^2 - 324*y*z^2 + 183*y^2*z^2 - 210*y^3*z^2 + 68*y^4*z^2 - 684*z^3 + 972*y*z^3 + 178*y^2*z^3 - 143*y^3*z^3 + 1062*z^4 - 972*y*z^4 - 67*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (1044*y^4 - 3210*y^5 + 3288*y^6 - 1122*y^7 + 2688*y^3*z - 11158*y^4*z + 16407*y^5*z - 9703*y^6*z + 1766*y^7*z + 1884*y^2*z^2 - 13070*y^3*z^2 + 28349*y^4*z^2 - 25201*y^5*z^2 + 8788*y^6*z^2 - 702*y^7*z^2 + 1086*y*z^3 - 7530*y^2*z^3 + 21123*y^3*z^3 - 26529*y^4*z^3 + 14281*y^5*z^3 - 2431*y^6*z^3 + 648*z^4 - 5044*y*z^4 + 11633*y^2*z^4 - 13347*y^3*z^4 + 8293*y^4*z^4 - 2219*y^5*z^4 - 2438*z^5 + 8988*y*z^5 - 9108*y^2*z^5 + 2499*y^3*z^5 + 59*y^4*z^5 + 3446*z^6 - 7642*y*z^6 + 4017*y^2*z^6 + 107*y^3*z^6 - 2170*z^7 + 3066*y*z^7 - 896*y^2*z^7 + 514*z^8 - 454*y*z^8)/(24*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2))*G[1, 0, y] - (11*Pi^2*G[1, 1, y])/(6*y*z) + ((((171*I)/2)*Pi)/(y*z) + (-215 + 430*y - 215*y^2 + 308*z - 636*y*z + 238*y^2*z + 228*z^2 + 78*y*z^2 - 71*y^2*z^2 - 520*z^3 + 128*y*z^3 + 199*z^4)/(6*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 0, 0, y] + (((-33*I)*Pi)/(y*z) + (296*y^2 - 1028*y^3 + 1347*y^4 - 794*y^5 + 179*y^6 + 42*y*z - 320*y^2*z + 634*y^3*z - 438*y^4*z + 44*y^5*z + 38*y^6*z - 156*z^2 + 456*y*z^2 - 1464*y^2*z^2 + 3054*y^3*z^2 - 2878*y^4*z^2 + 1106*y^5*z^2 - 118*y^6*z^2 + 672*z^3 - 2028*y*z^3 + 3712*y^2*z^3 - 4474*y^3*z^3 + 2672*y^4*z^3 - 554*y^5*z^3 - 1056*z^4 + 2880*y*z^4 - 3442*y^2*z^4 + 2192*y^3*z^4 - 604*y^4*z^4 + 720*z^5 - 1710*y*z^5 + 1428*y^2*z^5 - 378*y^3*z^5 - 180*z^6 + 360*y*z^6 - 210*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 1, 0, y] + ((((-105*I)/2)*Pi)/(y*z) + (389*y^2 - 778*y^3 + 389*y^4 + 42*y*z - 806*y^2*z + 1353*y^3*z - 466*y^4*z + 195*z^2 - 558*y*z^2 + 465*y^2*z^2 - 528*y^3*z^2 + 155*y^4*z^2 - 810*z^3 + 1422*y*z^3 - 68*y^2*z^3 - 47*y^3*z^3 + 1245*z^4 - 1338*y*z^4 + 20*y^2*z^4 - 840*z^5 + 432*y*z^5 + 210*z^6)/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 0, 0, y] + ((((27*I)/2)*Pi)/(y*z) + (-46*y^2 + 92*y^3 - 46*y^4 - 14*y*z + 26*y^2*z - 13*y^3*z - 16*y^4*z - 65*z^2 + 186*y*z^2 + 94*y^2*z^2 - 196*y^3*z^2 + 35*y^4*z^2 + 270*z^3 - 474*y*z^3 - 82*y^2*z^3 + 117*y^3*z^3 - 415*z^4 + 446*y*z^4 + 8*y^2*z^4 + 280*z^5 - 144*y*z^5 - 70*z^6)/(4*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1, 0, y] - (77*G[0, 0, 0, 0, y])/(y*z) + (109*G[0, 0, 1, 0, y])/ (2*y*z) + (46*G[0, 1, 0, 0, y])/(y*z) - (24*G[0, 1, 1, 0, y])/(y*z) + (57*G[1, 0, 0, 0, y])/(y*z) - (37*G[1, 0, 1, 0, y])/(y*z) - (61*G[1, 1, 0, 0, y])/(2*y*z) + (11*G[1, 1, 1, 0, y])/(y*z) + (((27*I)*Pi)/(y*z) + (-283 + 1028*y - 1412*y^2 + 872*y^3 - 205*y^4 + 1510*z - 5200*y*z + 6674*y^2*z - 3788*y^3*z + 804*y^4*z - 3292*z^2 + 10614*y*z^2 - 12499*y^2*z^2 + 6324*y^3*z^2 - 1147*y^4*z^2 + 3656*z^3 - 11222*y*z^3 + 12262*y^2*z^3 - 5554*y^3*z^3 + 858*y^4*z^3 - 1979*z^4 + 6178*y*z^4 - 6303*y^2*z^4 + 2356*y^3*z^4 - 232*y^4*z^4 + 194*z^5 - 1346*y*z^5 + 1438*y^2*z^5 - 366*y^3*z^5 + 326*z^6 - 124*y*z^6 - 82*y^2*z^6 - 152*z^7 + 72*y*z^7 + 20*z^8)/(4*(-1 + y)^2*y*(-1 + z)^4*z* (-1 + y + z)^2))*Zeta[3]) + G[0, 1, z]*((-877*Pi^4)/(720*y*z) + ((I/36)*Pi^3*(158 - 136*y + 23*y^2 - 596*z + 516*y*z - 118*y^2*z + 849*z^2 - 588*y*z^2 + 77*y^2*z^2 - 542*z^3 + 208*y*z^3 + 131*z^4))/ (y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(442*y^3 - 174*y^4 - 942*y^5 + 674*y^6 - 304*y^2*z - 1844*y^3*z + 2593*y^4*z + 149*y^5*z - 594*y^6*z - 224*y*z^2 - 1240*y^2*z^2 + 9786*y^3*z^2 - 12651*y^4*z^2 + 4662*y^5*z^2 - 333*y^6*z^2 + 126*z^3 + 124*y*z^3 + 7503*y^2*z^3 - 22919*y^3*z^3 + 20379*y^4*z^3 - 5754*y^5*z^3 + 361*y^6*z^3 + 486*z^4 - 2042*y*z^4 - 8769*y^2*z^4 + 21680*y^3*z^4 - 13168*y^4*z^4 + 1993*y^5*z^4 - 3294*z^5 + 8522*y*z^5 - 137*y^2*z^5 - 7644*y^3*z^5 + 2913*y^4*z^5 + 5706*z^6 - 11194*y*z^6 + 4737*y^2*z^6 + 391*y^3*z^6 - 4104*z^7 + 5714*y*z^7 - 1790*y^2*z^7 + 1080*z^8 - 900*y*z^8))/ (432*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^2) - (7*Pi^2*G[1, 0, y])/(4*y*z) + (3*Pi^2*G[1, 1, y])/(2*y*z) + ((((21*I)/2)*Pi)/(y*z) + (-20*y^2 + 44*y^3 - 21*y^4 - 10*y^5 + 7*y^6 + 12*y*z - 118*y^2*z + 308*y^3*z - 336*y^4*z + 160*y^5*z - 26*y^6*z + 183*z^2 - 780*y*z^2 + 1473*y^2*z^2 - 1560*y^3*z^2 + 922*y^4*z^2 - 254*y^5*z^2 + 16*y^6*z^2 - 726*z^3 + 2622*y*z^3 - 3520*y^2*z^3 + 2296*y^3*z^3 - 782*y^4*z^3 + 110*y^5*z^3 + 1083*z^4 - 3312*y*z^4 + 3343*y^2*z^4 - 1358*y^3*z^4 + 214*y^4*z^4 - 720*z^5 + 1818*y*z^5 - 1308*y^2*z^5 + 270*y^3*z^5 + 180*z^6 - 360*y*z^6 + 150*y^2*z^6)/(12*(-1 + y)^2*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 1, 0, y] + ((((-21*I)/2)*Pi)/(y*z) + (20*y^2 - 44*y^3 + 21*y^4 + 10*y^5 - 7*y^6 - 12*y*z + 118*y^2*z - 308*y^3*z + 336*y^4*z - 160*y^5*z + 26*y^6*z - 183*z^2 + 780*y*z^2 - 1473*y^2*z^2 + 1560*y^3*z^2 - 922*y^4*z^2 + 254*y^5*z^2 - 16*y^6*z^2 + 726*z^3 - 2622*y*z^3 + 3520*y^2*z^3 - 2296*y^3*z^3 + 782*y^4*z^3 - 110*y^5*z^3 - 1083*z^4 + 3312*y*z^4 - 3343*y^2*z^4 + 1358*y^3*z^4 - 214*y^4*z^4 + 720*z^5 - 1818*y*z^5 + 1308*y^2*z^5 - 270*y^3*z^5 - 180*z^6 + 360*y*z^6 - 150*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1, 0, y] - (12*G[0, 0, 1, 0, y])/(y*z) - (19*G[0, 1, 0, 0, y])/(2*y*z) + (11*G[0, 1, 1, 0, y])/(y*z) + (10*G[1, 0, 1, 0, y])/(y*z) + (19*G[1, 1, 0, 0, y])/(2*y*z) - (9*G[1, 1, 1, 0, y])/(y*z) + ((((9*I)/2)*Pi)/(y*z) + (52*y^2 - 228*y^3 + 367*y^4 - 258*y^5 + 67*y^6 - 4*y*z - 274*y^2*z + 1086*y^3*z - 1542*y^4*z + 942*y^5*z - 208*y^6*z - 61*z^2 + 268*y*z^2 + 250*y^2*z^2 - 1936*y^3*z^2 + 2583*y^4*z^2 - 1332*y^5*z^2 + 228*y^6*z^2 + 364*z^3 - 1398*y*z^3 + 1036*y^2*z^3 + 1390*y^3*z^3 - 2288*y^4*z^3 + 1032*y^5*z^3 - 136*y^6*z^3 - 906*z^4 + 3112*y*z^4 - 3034*y^2*z^4 + 168*y^3*z^4 + 1053*y^4*z^4 - 414*y^5*z^4 + 31*y^6*z^4 + 1204*z^5 - 3688*y*z^5 + 3454*y^2*z^5 - 890*y^3*z^5 - 186*y^4*z^5 + 66*y^5*z^5 - 901*z^6 + 2436*y*z^6 - 1970*y^2*z^6 + 500*y^3*z^6 - 5*y^4*z^6 + 360*z^7 - 846*y*z^7 + 536*y^2*z^7 - 90*y^3*z^7 - 60*z^8 + 120*y*z^8 - 50*y^2*z^8)/(4*(-1 + y)^2*y^3*(-1 + z)^4*z*(-1 + y + z)^2))* Zeta[3]) + G[-y, z]*(-1/3*(Pi^2*G[0, 0, 1, y])/(y*z) + ((-17*Pi^2)/(2*y*z) - ((I/6)*Pi*(19*y^2 - 110*y^3 + 73*y^4 - 92*y^2*z + 128*y^3*z + 81*z^2 - 162*y*z^2 + 127*y^2*z^2 - 180*z^3 + 162*y*z^3 + 90*z^4))/(y^3*z*(-1 + y + z)^2) + (162*y^5 - 522*y^6 + 540*y^7 - 180*y^8 + 697*y^4*z - 3003*y^5*z + 4065*y^6*z - 1795*y^7*z + 36*y^8*z + 4400*y^3*z^2 - 13966*y^4*z^2 + 17572*y^5*z^2 - 10336*y^6*z^2 + 2834*y^7*z^2 - 504*y^8*z^2 + 3865*y^2*z^3 - 23513*y^3*z^3 + 43523*y^4*z^3 - 35237*y^5*z^3 + 14237*y^6*z^3 - 2875*y^7*z^3 + 3132*y*z^4 - 19972*y^2*z^4 + 49984*y^3*z^4 - 57072*y^4*z^4 + 31552*y^5*z^4 - 7444*y^6*z^4 + 1944*z^5 - 16446*y*z^5 + 43128*y^2*z^5 - 53894*y^3*z^5 + 35198*y^4*z^5 - 9750*y^5*z^5 - 7314*z^6 + 31770*y*z^6 - 46108*y^2*z^6 + 29024*y^3*z^6 - 7732*y^4*z^6 + 10338*z^7 - 28092*y*z^7 + 23395*y^2*z^7 - 6001*y^3*z^7 - 6510*z^8 + 10998*y*z^8 - 4308*y^2*z^8 + 1542*z^9 - 1362*y*z^9)/ (72*(-1 + y)*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 0, y] - (Pi^2*G[1, 0, 0, y])/(y*z) + (4*Pi^2*G[1, 0, 1, y])/ (3*y*z) + ((-17*Pi^2)/(2*y*z) - ((I/6)*Pi*(19*y^2 - 110*y^3 + 73*y^4 - 92*y^2*z + 128*y^3*z + 81*z^2 - 162*y*z^2 + 127*y^2*z^2 - 180*z^3 + 162*y*z^3 + 90*z^4))/ (y^3*z*(-1 + y + z)^2) + (162*y^5 - 522*y^6 + 540*y^7 - 180*y^8 + 697*y^4*z - 3003*y^5*z + 4065*y^6*z - 1795*y^7*z + 36*y^8*z + 4400*y^3*z^2 - 13966*y^4*z^2 + 17572*y^5*z^2 - 10336*y^6*z^2 + 2834*y^7*z^2 - 504*y^8*z^2 + 3865*y^2*z^3 - 23513*y^3*z^3 + 43523*y^4*z^3 - 35237*y^5*z^3 + 14237*y^6*z^3 - 2875*y^7*z^3 + 3132*y*z^4 - 19972*y^2*z^4 + 49984*y^3*z^4 - 57072*y^4*z^4 + 31552*y^5*z^4 - 7444*y^6*z^4 + 1944*z^5 - 16446*y*z^5 + 43128*y^2*z^5 - 53894*y^3*z^5 + 35198*y^4*z^5 - 9750*y^5*z^5 - 7314*z^6 + 31770*y*z^6 - 46108*y^2*z^6 + 29024*y^3*z^6 - 7732*y^4*z^6 + 10338*z^7 - 28092*y*z^7 + 23395*y^2*z^7 - 6001*y^3*z^7 - 6510*z^8 + 10998*y*z^8 - 4308*y^2*z^8 + 1542*z^9 - 1362*y*z^9)/(72*(-1 + y)*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2* (y + z)^2))*G[1, 1, 0, y] - (5*Pi^2*G[1, 1, 1, y])/(6*y*z) + (((6*I)*Pi)/(y*z) + (-2*y^2 + 28*y^3 - 20*y^4 + 42*y*z - 66*y^2*z + 12*y^3*z + 15*z^2 - 114*y*z^2 + 94*y^2*z^2 - 20*z^3 + 72*y*z^3 + 10*z^4)/(4*y^3*z*(-1 + y + z)^2))*G[0, 0, 1, 0, y] + (((-18*I)*Pi)/(y*z) + (38*y^2 - 244*y^3 + 164*y^4 + 42*y*z - 298*y^2*z + 340*y^3*z + 195*z^2 - 474*y*z^2 + 398*y^2*z^2 - 420*z^3 + 432*y*z^3 + 210*z^4)/(12*y^3*z*(-1 + y + z)^2))* G[0, 1, 0, 0, y] + (((3*I)*Pi)/(y*z) + (16*y^2 - 20*y^3 + 7*y^4 + 21*y*z - 68*y^2*z + 41*y^3*z + 3*z^2 - 48*y*z^2 + 61*y^2*z^2 + 27*y*z^3)/(6*y^3*z*(-1 + y + z)^2))*G[0, 1, 1, 0, y] + (((-15*I)*Pi)/(y*z) + (10*y^2 - 68*y^3 + 46*y^4 - 58*y^2*z + 82*y^3*z + 45*z^2 - 90*y*z^2 + 76*y^2*z^2 - 100*z^3 + 90*y*z^3 + 50*z^4)/(4*y^3*z*(-1 + y + z)^2))*G[1, 0, 1, 0, y] + (((-18*I)*Pi)/(y*z) + (38*y^2 - 244*y^3 + 164*y^4 + 42*y*z - 298*y^2*z + 340*y^3*z + 195*z^2 - 474*y*z^2 + 398*y^2*z^2 - 420*z^3 + 432*y*z^3 + 210*z^4)/(12*y^3*z*(-1 + y + z)^2))* G[1, 1, 0, 0, y] + ((70*y^2 - 164*y^3 + 88*y^4 - 42*y*z - 74*y^2*z + 128*y^3*z - 33*z^2 + 150*y*z^2 - 38*y^2*z^2 + 60*z^3 - 108*y*z^3 - 30*z^4)*G[1, 1, 1, 0, y])/(12*y^3*z*(-1 + y + z)^2) + (11*G[0, 0, 0, 1, 0, y])/(y*z) - (6*G[0, 0, 1, 0, 0, y])/(y*z) + (2*G[0, 0, 1, 1, 0, y])/(y*z) + (17*G[0, 1, 0, 0, 0, y])/(y*z) - (10*G[0, 1, 0, 1, 0, y])/(y*z) - (5*G[0, 1, 1, 0, 0, y])/(y*z) + (10*G[1, 0, 0, 1, 0, y])/(y*z) + (17*G[1, 0, 1, 0, 0, y])/(y*z) - (8*G[1, 0, 1, 1, 0, y])/(y*z) + (17*G[1, 1, 0, 0, 0, y])/(y*z) - (8*G[1, 1, 0, 1, 0, y])/(y*z) - (4*G[1, 1, 1, 0, 0, y])/(y*z) + (5*G[1, 1, 1, 1, 0, y])/(y*z) + G[1, 0, y]*((((3*I)/2)*Pi^3)/(y*z) + (Pi^2*(8*y^2 + 20*y^3 - 19*y^4 - 21*y*z + 56*y^2*z - 53*y^3*z - 57*z^2 + 156*y*z^2 - 109*y^2*z^2 + 120*z^3 - 135*y*z^3 - 60*z^4))/ (36*y^3*z*(-1 + y + z)^2) - (15*Zeta[3])/(y*z)) + G[1, 1, y]*((Pi^2*(-70*y^2 + 164*y^3 - 88*y^4 + 42*y*z + 74*y^2*z - 128*y^3*z + 33*z^2 - 150*y*z^2 + 38*y^2*z^2 - 60*z^3 + 108*y*z^3 + 30*z^4))/(72*y^3*z*(-1 + y + z)^2) + (7*Zeta[3])/(y*z)) + G[0, 1, y]*(((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(-16*y^2 + 20*y^3 - 7*y^4 - 21*y*z + 68*y^2*z - 41*y^3*z - 3*z^2 + 48*y*z^2 - 61*y^2*z^2 - 27*y*z^3))/ (36*y^3*z*(-1 + y + z)^2) + (15*Zeta[3])/(y*z))) + ((((-64*I)/5)*Pi)/(y*z) + (-20623 + 76192*y - 106413*y^2 + 66742*y^3 - 15898*y^4 + 106638*z - 364876*y*z + 451470*y^2*z - 227844*y^3*z + 26512*y^4*z + 8100*y^5*z - 221370*z^2 + 710660*y*z^2 - 799498*y^2*z^2 + 351956*y^3*z^2 - 33108*y^4*z^2 - 8100*y^5*z^2 + 223460*z^3 - 705120*y*z^3 + 751792*y^2*z^3 - 309604*y^3*z^3 + 37312*y^4*z^3 - 88845*z^4 + 342700*y*z^4 - 372393*y^2*z^4 + 137226*y^3*z^4 - 13198*y^4*z^4 - 29262*z^5 - 39512*y*z^5 + 79330*y^2*z^5 - 21716*y^3*z^5 + 44852*z^6 - 28144*y*z^6 - 2668*y^2*z^6 - 17100*z^7 + 8100*y*z^7 + 2250*z^8)/ (90*(-1 + y)^2*y*(-1 + z)^4*z*(-1 + y + z)^2))*Zeta[5] + G[0, z]*((((1079*I)/1440)*Pi^5)/(y*z) - ((I/5184)*Pi*(164273 - 328546*y + 164273*y^2 - 1379007*z + 2477029*y*z - 1098022*y^2*z + 2042766*z^2 - 2671754*y*z^2 + 627044*y^2*z^2 - 826088*z^3 + 829976*y*z^3 - 1944*z^4))/ ((-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)) + (-3404809 + 6809618*y - 3404809*y^2 + 30120483*z - 57085367*y*z + 26964884*y^2*z - 45631902*z^2 + 62004730*y*z^2 - 16326172*y^2*z^2 + 18869572*z^3 - 18962884*y*z^3 + 46656*z^4)/(93312*(-1 + y)*y* (-1 + z)^2*z*(-1 + y + z)) - ((I/864)*Pi^3*(-1564*y + 5232*y^2 - 5772*y^3 + 2104*y^4 + 5756*y*z - 6346*y^2*z - 2650*y^3*z + 3240*y^4*z + 1944*z^2 - 12841*y*z^2 - 2783*y^2*z^2 + 22815*y^3*z^2 - 8919*y^4*z^2 - 7992*z^3 + 21787*y*z^3 + 1311*y^2*z^3 - 19977*y^3*z^3 + 4223*y^4*z^3 + 12312*z^4 - 22415*y*z^4 + 5815*y^2*z^4 + 4936*y^3*z^4 - 8424*z^5 + 11437*y*z^5 - 3229*y^2*z^5 + 2160*z^6 - 2160*y*z^6))/ ((-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2) + (Pi^2*(-403943*y^2 + 1614908*y^3 - 2421066*y^4 + 1613180*y^5 - 403079*y^6 - 403943*y*z + 4850343*y^2*z - 14145600*y^3*z + 17407976*y^4*z - 9760809*y^5*z + 2052033*y^6*z + 3422059*y*z^2 - 20777972*y^2*z^2 + 43419952*y^3*z^2 - 40656009*y^4*z^2 + 17075139*y^5*z^2 - 2483169*y^6*z^2 + 200880*z^3 - 9843566*y*z^3 + 39817722*y^2*z^3 - 61028227*y^3*z^3 + 41748399*y^4*z^3 - 11728775*y^5*z^3 + 832919*y^6*z^3 - 804384*z^4 + 13428950*y*z^4 - 38280927*y^2*z^4 + 42322965*y^3*z^4 - 19467869*y^4*z^4 + 2802561*y^5*z^4 + 1207872*z^5 - 9385603*y*z^5 + 18582167*y^2*z^5 - 13794301*y^3*z^5 + 3389865*y^4*z^5 - 806112*z^6 + 3171983*y*z^6 - 3976174*y^2*z^6 + 1609007*y^3*z^6 + 201744*z^7 - 389880*y*z^7 + 188784*y^2*z^7))/(31104*(-1 + y)^2*y^2*(-1 + z)^3*z*(-1 + y + z)^2* (y + z)) + (Pi^4*(51101 - 197924*y + 288786*y^2 - 188204*y^3 + 46241*y^4 - 322518*z + 1224482*y*z - 1734558*y^2*z + 1086318*y^3*z - 253724*y^4*z + 833457*z^2 - 2987986*y*z^2 + 3935261*y^2*z^2 - 2244424*y^3*z^2 + 463404*y^4*z^2 - 1120300*z^3 + 3712584*y*z^3 - 4407812*y^2*z^3 + 2179808*y^3*z^3 - 363128*y^4*z^3 + 805575*z^4 - 2450372*y*z^4 + 2523906*y^2*z^4 - 984660*y^3*z^4 + 100943*y^4*z^4 - 261966*z^5 + 778054*y*z^5 - 667106*y^2*z^5 + 163690*y^3*z^5 - 4357*z^6 - 68470*y*z^6 + 55259*y^2*z^6 + 21888*z^7 - 10368*y*z^7 - 2880*z^8))/ (17280*(-1 + y)^2*y*(-1 + z)^4*z*(-1 + y + z)^2) + ((521*Pi^2)/(12*y*z) + ((I/4)*Pi*(128 - 256*y + 128*y^2 - 248*z + 495*y*z - 196*y^2*z + 42*z^2 - 252*y*z^2 + 83*y^2*z^2 + 148*z^3 + 13*y*z^3 - 70*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (-1734 + 5202*y - 5202*y^2 + 1734*y^3 + 6858*z - 17371*y*z + 13881*y^2*z - 3368*y^3*z - 10188*z^2 + 20524*y*z^2 - 12184*y^2*z^2 + 1584*y^3*z^2 + 6738*z^3 - 9765*y*z^3 + 3555*y^2*z^3 - 1674*z^4 + 1410*y*z^4)/(24*(-1 + y)*y*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 0, 0, y] + (47*Pi^2*G[0, 0, 1, y])/(6*y*z) + ((-125*Pi^2)/(8*y*z) + ((I/12)*Pi*(-278*y^2 + 376*y^3 - 143*y^4 + 140*y^2*z - 3*y^3*z - 74*y^4*z + 162*z^2 - 324*y*z^2 + 1140*y^2*z^2 - 942*y^3*z^2 + 127*y^4*z^2 - 684*z^3 + 972*y*z^3 - 1588*y^2*z^3 + 569*y^3*z^3 + 1062*z^4 - 972*y*z^4 + 586*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (3248*y^4 - 9186*y^5 + 8646*y^6 - 2708*y^7 + 4480*y^3*z - 23018*y^4*z + 36668*y^5*z - 21884*y^6*z + 3754*y^7*z - 10*y^2*z^2 - 12016*y^3*z^2 + 39637*y^4*z^2 - 41719*y^5*z^2 + 15817*y^6*z^2 - 1331*y^7*z^2 - 3780*y*z^3 + 14656*y^2*z^3 - 11740*y^3*z^3 - 8226*y^4*z^3 + 11774*y^5*z^3 - 2864*y^6*z^3 - 1944*z^4 + 20748*y*z^4 - 54381*y^2*z^4 + 55937*y^3*z^4 - 24044*y^4*z^4 + 2748*y^5*z^4 + 7314*z^5 - 40770*y*z^5 + 71482*y^2*z^5 - 50354*y^3*z^5 + 12688*y^4*z^5 - 10338*z^6 + 35778*y*z^6 - 38395*y^2*z^6 + 13693*y^3*z^6 + 6510*z^7 - 13338*y*z^7 + 6648*y^2*z^7 - 1542*z^8 + 1362*y*z^8)/ (72*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 0, y] - (47*Pi^2*G[0, 1, 1, y])/(12*y*z) + ((-83*Pi^2)/(3*y*z) - ((I/12)*Pi*(361 - 722*y + 361*y^2 - 724*z + 1446*y*z - 578*y^2*z + 186*z^2 - 798*y*z^2 + 253*y^2*z^2 + 356*z^3 + 74*y*z^3 - 179*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (1332*y^3 - 4092*y^4 + 4188*y^5 - 1428*y^6 + 3084*y^2*z - 13752*y^3*z + 21583*y^4*z - 13701*y^5*z + 2786*y^6*z + 1164*y*z^2 - 13434*y^2*z^2 + 35702*y^3*z^2 - 36322*y^4*z^2 + 14336*y^5*z^2 - 1308*y^6*z^2 - 390*z^3 - 1566*y*z^3 + 18115*y^2*z^3 - 35237*y^3*z^3 + 23851*y^4*z^3 - 4773*y^5*z^3 + 2010*z^4 - 3684*y*z^4 - 5650*y^2*z^4 + 12118*y^3*z^4 - 5070*y^4*z^4 - 3690*z^5 + 8250*y*z^5 - 4347*y^2*z^5 - 213*y^3*z^5 + 2910*z^6 - 5004*y*z^6 + 2232*y^2*z^6 - 840*z^7 + 840*y*z^7)/(24*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2))*G[1, 0, 0, y] - (19*Pi^2*G[1, 0, 1, y])/(4*y*z) + ((25*Pi^2)/(4*y*z) - ((I/4)*Pi*(-40*y^2 + 80*y^3 - 40*y^4 - 32*y^2*z + 42*y^3*z - 28*y^4*z - 54*z^2 + 108*y*z^2 + 243*y^2*z^2 - 270*y^3*z^2 + 41*y^4*z^2 + 228*z^3 - 324*y*z^3 - 230*y^2*z^3 + 148*y^3*z^3 - 354*z^4 + 324*y*z^4 + 59*y^2*z^4 + 240*z^5 - 108*y*z^5 - 60*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (-1610*y^4 + 5010*y^5 - 5190*y^6 + 1790*y^7 - 3841*y^3*z + 14027*y^4*z - 19448*y^5*z + 11270*y^6*z - 2008*y^7*z - 3635*y^2*z^2 + 15067*y^3*z^2 - 22855*y^4*z^2 + 15517*y^5*z^2 - 4831*y^6*z^2 + 503*y^7*z^2 - 3546*y*z^3 + 14840*y^2*z^3 - 14495*y^3*z^3 - 1815*y^4*z^3 + 5980*y^5*z^3 - 964*y^6*z^3 - 1944*z^4 + 16302*y*z^4 - 24558*y^2*z^4 - 3596*y^3*z^4 + 21428*y^4*z^4 - 7344*y^5*z^4 + 7314*z^5 - 28800*y*z^5 + 22184*y^2*z^5 + 8762*y^3*z^5 - 9460*y^4*z^5 - 10338*z^6 + 24240*y*z^6 - 11879*y^2*z^6 - 1897*y^3*z^6 + 6510*z^7 - 9558*y*z^7 + 3048*y^2*z^7 - 1542*z^8 + 1362*y*z^8)/ (72*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[1, 1, 0, y] + (19*Pi^2*G[1, 1, 1, y])/(12*y*z) + ((((171*I)/2)*Pi)/(y*z) + (-430 + 860*y - 430*y^2 + 1036*z - 1932*y*z + 752*y^2*z - 699*z^2 + 1338*y*z^2 - 349*y^2*z^2 + 10*z^3 - 266*y*z^3 + 83*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 0, 0, 0, y] + (((-63*I)*Pi)/(y*z) + (340*y^2 - 1168*y^3 + 1512*y^4 - 880*y^5 + 196*y^6 - 84*y*z + 86*y^2*z + 167*y^3*z - 258*y^4*z + 85*y^5*z + 4*y^6*z + 69*z^2 + 60*y*z^2 - 1716*y^2*z^2 + 4080*y^3*z^2 - 3671*y^4*z^2 + 1282*y^5*z^2 - 101*y^6*z^2 - 318*z^3 + 546*y*z^3 + 1418*y^2*z^3 - 4025*y^3*z^3 + 3058*y^4*z^3 - 685*y^5*z^3 + 519*z^4 - 1116*y*z^4 + 388*y^2*z^4 + 784*y^3*z^4 - 542*y^4*z^4 - 360*z^5 + 774*y*z^5 - 636*y^2*z^5 + 162*y^3*z^5 + 90*z^6 - 180*y*z^6 + 120*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 0, 1, 0, y] + ((((-105*I)/2)*Pi)/(y*z) + (325*y^2 - 1108*y^3 + 1422*y^4 - 820*y^5 + 181*y^6 - 42*y*z - 22*y^2*z + 320*y^3*z - 426*y^4*z + 196*y^5*z - 26*y^6*z - 195*z^2 + 948*y*z^2 - 2838*y^2*z^2 + 4506*y^3*z^2 - 3413*y^4*z^2 + 1060*y^5*z^2 - 71*y^6*z^2 + 810*z^3 - 3042*y*z^3 + 5726*y^2*z^3 - 6140*y^3*z^3 + 3256*y^4*z^3 - 604*y^5*z^3 - 1245*z^4 + 3828*y*z^4 - 4685*y^2*z^4 + 2854*y^3*z^4 - 755*y^4*z^4 + 840*z^5 - 2112*y*z^5 + 1704*y^2*z^5 - 432*y^3*z^5 - 210*z^6 + 420*y*z^6 - 210*y^2*z^6)/(12*(-1 + y)^2*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 1, 0, 0, y] + ((((57*I)/2)*Pi)/(y*z) + (-42*y^2 + 128*y^3 - 142*y^4 + 68*y^5 - 12*y^6 - 140*y^2*z + 516*y^3*z - 704*y^4*z + 420*y^5*z - 92*y^6*z + 36*z^2 - 144*y*z^2 + 835*y^2*z^2 - 1928*y^3*z^2 + 1822*y^4*z^2 - 696*y^5*z^2 + 75*y^6*z^2 - 152*z^3 + 520*y*z^3 - 1342*y^2*z^3 + 1962*y^3*z^3 - 1254*y^4*z^3 + 266*y^5*z^3 + 236*z^4 - 688*y*z^4 + 999*y^2*z^4 - 786*y^3*z^4 + 249*y^4*z^4 - 160*z^5 + 392*y*z^5 - 360*y^2*z^5 + 108*y^3*z^5 + 40*z^6 - 80*y*z^6 + 50*y^2*z^6)/(4*(-1 + y)^2*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 1, 1, 0, y] + ((((-129*I)/2)*Pi)/(y*z) + (131 - 262*y + 131*y^2 - 284*z + 566*y*z - 230*y^2*z + 126*z^2 - 362*y*z^2 + 107*y^2*z^2 + 76*z^3 + 58*y*z^3 - 49*z^4)/(4*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, 0, 0, y] + ((((87*I)/2)*Pi)/(y*z) + (-239*y^2 + 896*y^3 - 1269*y^4 + 806*y^5 - 194*y^6 + 18*y*z + 86*y^2*z - 460*y^3*z + 654*y^4*z - 362*y^5*z + 64*y^6*z - 387*z^2 + 1476*y*z^2 - 1215*y^2*z^2 - 1074*y^3*z^2 + 1873*y^4*z^2 - 722*y^5*z^2 + 49*y^6*z^2 + 1554*z^3 - 5322*y*z^3 + 5312*y^2*z^3 - 542*y^3*z^3 - 1442*y^4*z^3 + 440*y^5*z^3 - 2337*z^4 + 6924*y*z^4 - 6488*y^2*z^4 + 1828*y^3*z^4 + 103*y^4*z^4 + 1560*z^5 - 3876*y*z^5 + 2904*y^2*z^5 - 648*y^3*z^5 - 390*z^6 + 780*y*z^6 - 360*y^2*z^6)/(12*(-1 + y)^2*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 0, 1, 0, y] + (((36*I)*Pi)/(y*z) + (-48*y^2 + 96*y^3 - 48*y^4 - 14*y*z - 30*y^2*z + 23*y^3*z - 12*y^4*z - 65*z^2 + 186*y*z^2 + 258*y^2*z^2 - 280*y^3*z^2 + 33*y^4*z^2 + 270*z^3 - 474*y*z^3 - 234*y^2*z^3 + 161*y^3*z^3 - 415*z^4 + 446*y*z^4 + 54*y^2*z^4 + 280*z^5 - 144*y*z^5 - 70*z^6)/(4*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1, 0, 0, y] + ((((-27*I)/2)*Pi)/(y*z) + (34*y^2 - 68*y^3 + 34*y^4 + 54*y*z + 248*y^2*z - 453*y^3*z + 208*y^4*z + 216*z^2 - 648*y*z^2 - 600*y^2*z^2 + 972*y^3*z^2 - 173*y^4*z^2 - 852*z^3 + 1620*y*z^3 + 320*y^2*z^3 - 451*y^3*z^3 + 1266*z^4 - 1512*y*z^4 - 2*y^2*z^4 - 840*z^5 + 486*y*z^5 + 210*z^6)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1, 1, 0, y] - (77*G[0, 0, 0, 0, 0, y])/(y*z) + (133*G[0, 0, 0, 1, 0, y])/(2*y*z) + (78*G[0, 0, 1, 0, 0, y])/(y*z) - (47*G[0, 0, 1, 1, 0, y])/(y*z) + (57*G[0, 1, 0, 0, 0, y])/(y*z) - (40*G[0, 1, 0, 1, 0, y])/(y*z) - (93*G[0, 1, 1, 0, 0, y])/(2*y*z) + (47*G[0, 1, 1, 1, 0, y])/(2*y*z) + (64*G[1, 0, 0, 0, 0, y])/(y*z) - (91*G[1, 0, 0, 1, 0, y])/(2*y*z) - (60*G[1, 0, 1, 0, 0, y])/(y*z) + (57*G[1, 0, 1, 1, 0, y])/(2*y*z) - (91*G[1, 1, 0, 0, 0, y])/(2*y*z) + (47*G[1, 1, 0, 1, 0, y])/(2*y*z) + (30*G[1, 1, 1, 0, 0, y])/(y*z) - (19*G[1, 1, 1, 1, 0, y])/(2*y*z) + ((313*Pi^2)/(18*y*z) + ((I/36)*Pi*(2737 - 4394*y + 1927*y^2 - 15450*z + 21862*y*z - 7924*y^2*z + 36438*z^2 - 42914*y*z^2 + 11913*y^2*z^2 - 45992*z^3 + 42806*y*z^3 - 8734*y^2*z^3 + 32793*z^4 - 21700*y*z^4 + 2332*y^2*z^4 - 12534*z^5 + 4340*y*z^5 + 2008*z^6))/(y*(-1 + z)^4*z*(-1 + y + z)^2) + (-20029*y + 55875*y^2 - 51771*y^3 + 15925*y^4 + 146910*y*z - 365842*y^2*z + 296894*y^3*z - 77962*y^4*z - 6534*z^2 - 410961*y*z^2 + 938891*y^2*z^2 - 669545*y^3*z^2 + 147501*y^4*z^2 + 32292*z^3 + 569924*y*z^3 - 1195558*y^2*z^3 + 710652*y^3*z^3 - 113638*y^4*z^3 - 64152*z^4 - 407433*y*z^4 + 791551*y^2*z^4 - 359102*y^3*z^4 + 30928*y^4*z^4 + 64044*z^5 + 129162*y*z^5 - 254252*y^2*z^5 + 70118*y^3*z^5 - 32130*z^6 - 2173*y*z^6 + 29335*y^2*z^6 + 6480*z^7 - 5400*y*z^7)/(216*(-1 + y)*y^2* (-1 + z)^4*z*(-1 + y + z)^2))*Zeta[3] + G[0, 0, y]*((((-109*I)/8)*Pi^3)/(y*z) - ((I/72)*Pi*(-5026 + 15078*y - 15078*y^2 + 5026*y^3 + 19246*z - 48589*y*z + 38363*y^2*z - 9020*y^3*z - 27702*z^2 + 55884*y*z^2 - 32947*y^2*z^2 + 4117*y^3*z^2 + 17770*z^3 - 26013*y*z^3 + 9539*y^2*z^3 - 4288*z^4 + 3640*y*z^4))/((-1 + y)*y*(-1 + z)^2*z* (-1 + y + z)^2) + (Pi^2*(1625 - 6116*y + 8694*y^2 - 5540*y^3 + 1337*y^4 - 1928*z + 7546*y*z - 10686*y^2*z + 6458*y^3*z - 1390*y^4*z - 2823*z^2 + 6198*y*z^2 - 3607*y^2*z^2 - 148*y^3*z^2 + 374*y^4*z^2 + 4930*z^3 - 11212*y*z^3 + 7706*y^2*z^3 - 1412*y^3*z^3 - 1804*z^4 + 3584*y*z^4 - 1786*y^2*z^4))/ (144*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2) + (-33523*y + 134452*y^2 - 202002*y^3 + 134740*y^4 - 33667*y^5 - 33523*z + 351236*y*z - 917588*y^2*z + 985354*y^3*z - 455273*y^4*z + 69794*y^5*z + 223912*z^2 - 1183268*y*z^2 + 2107416*y^2*z^2 - 1606673*y^3*z^2 + 485242*y^4*z^2 - 26629*y^5*z^2 - 467682*z^3 + 1669318*y*z^3 - 2089349*y^2*z^3 + 1062460*y^3*z^3 - 174207*y^4*z^3 + 398260*z^4 - 1025789*y*z^4 + 875626*y^2*z^4 - 248637*y^3*z^4 - 121507*z^5 + 222026*y*z^5 - 101059*y^2*z^5 + 540*z^6)/(864*(-1 + y)^2*y*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)) - (21*Zeta[3])/(y*z)) + G[1, 1, y]*((((9*I)/4)*Pi^3)/(y*z) + (Pi^2*(-34*y^2 + 68*y^3 - 34*y^4 - 54*y*z - 248*y^2*z + 453*y^3*z - 208*y^4*z - 216*z^2 + 648*y*z^2 + 600*y^2*z^2 - 972*y^3*z^2 + 173*y^4*z^2 + 852*z^3 - 1620*y*z^3 - 320*y^2*z^3 + 451*y^3*z^3 - 1266*z^4 + 1512*y*z^4 + 2*y^2*z^4 + 840*z^5 - 486*y*z^5 - 210*z^6))/(72*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (15*Zeta[3])/(2*y*z)) + G[0, 1, y]*((((-19*I)/4)*Pi^3)/(y*z) + (Pi^2*(42*y^2 - 128*y^3 + 142*y^4 - 68*y^5 + 12*y^6 + 140*y^2*z - 516*y^3*z + 704*y^4*z - 420*y^5*z + 92*y^6*z - 36*z^2 + 144*y*z^2 - 835*y^2*z^2 + 1928*y^3*z^2 - 1822*y^4*z^2 + 696*y^5*z^2 - 75*y^6*z^2 + 152*z^3 - 520*y*z^3 + 1342*y^2*z^3 - 1962*y^3*z^3 + 1254*y^4*z^3 - 266*y^5*z^3 - 236*z^4 + 688*y*z^4 - 999*y^2*z^4 + 786*y^3*z^4 - 249*y^4*z^4 + 160*z^5 - 392*y*z^5 + 360*y^2*z^5 - 108*y^3*z^5 - 40*z^6 + 80*y*z^6 - 50*y^2*z^6))/ (24*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (10*Zeta[3])/(y*z)) + G[1, 0, y]*((((21*I)/4)*Pi^3)/(y*z) + (Pi^2*(-1555*y^2 + 2990*y^3 - 1465*y^4 + 84*y*z + 3292*y^2*z - 5922*y^3*z + 2186*y^4*z + 228*z^2 - 792*y*z^2 - 1026*y^2*z^2 + 3246*y^3*z^2 - 907*y^4*z^2 - 936*z^3 + 1872*y*z^3 - 1604*y^2*z^3 - 314*y^3*z^3 + 1428*z^4 - 1704*y*z^4 + 893*y^2*z^4 - 960*z^5 + 540*y*z^5 + 240*z^6))/ (144*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + ((I/72)*Pi*(-3208*y^3 + 9894*y^4 - 10164*y^5 + 3478*y^6 - 7874*y^2*z + 34324*y^3*z - 52831*y^4*z + 32683*y^5*z - 6302*y^6*z - 3100*y*z^2 + 34538*y^2*z^2 - 89195*y^3*z^2 + 88265*y^4*z^2 - 33455*y^5*z^2 + 2839*y^6*z^2 + 972*z^3 + 4438*y*z^3 - 46351*y^2*z^3 + 87507*y^3*z^3 - 57517*y^4*z^3 + 10951*y^5*z^3 - 5076*z^4 + 8979*y*z^4 + 14273*y^2*z^4 - 30134*y^3*z^4 + 12174*y^4*z^4 + 9396*z^5 - 21032*y*z^5 + 10945*y^2*z^5 + 691*y^3*z^5 - 7452*z^6 + 12875*y*z^6 - 5531*y^2*z^6 + 2160*z^7 - 2160*y*z^7))/((-1 + y)*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2) + (18667*y^3 - 77188*y^4 + 119562*y^5 - 82228*y^6 + 21187*y^7 + 48314*y^2*z - 294756*y^3*z + 650252*y^4*z - 657350*y^5*z + 301398*y^6*z - 47858*y^7*z + 5149*y*z^2 - 214524*y^2*z^2 + 895462*y^3*z^2 - 1435450*y^4*z^2 + 1036738*y^5*z^2 - 303684*y^6*z^2 + 16309*y^7*z^2 - 33048*z^3 + 175916*y*z^3 - 72868*y^2*z^3 - 631042*y^3*z^3 + 1024402*y^4*z^3 - 547982*y^5*z^3 + 84514*y^6*z^3 + 172872*z^4 - 775068*y*z^4 + 1122034*y^2*z^4 - 547940*y^3*z^4 - 41654*y^4*z^4 + 69756*y^5*z^4 - 320328*z^5 + 1146980*y*z^5 - 1448802*y^2*z^5 + 742728*y^3*z^5 - 120362*y^4*z^5 + 254232*z^6 - 698165*y*z^6 + 637414*y^2*z^6 - 193481*y^3*z^6 - 73728*z^7 + 145188*y*z^7 - 71568*y^2*z^7)/ (864*(-1 + y)^2*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (19*Zeta[3])/(y*z)) + G[1, y]*((-101*Pi^4)/(60*y*z) + ((I/24)*Pi^3*(-40*y^2 + 80*y^3 - 40*y^4 - 32*y^2*z + 42*y^3*z - 28*y^4*z - 54*z^2 + 108*y*z^2 + 243*y^2*z^2 - 270*y^3*z^2 + 41*y^4*z^2 + 228*z^3 - 324*y*z^3 - 230*y^2*z^3 + 148*y^3*z^3 - 354*z^4 + 324*y*z^4 + 59*y^2*z^4 + 240*z^5 - 108*y*z^5 - 60*z^6))/ (y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(1610*y^4 - 5010*y^5 + 5190*y^6 - 1790*y^7 + 3841*y^3*z - 14027*y^4*z + 19448*y^5*z - 11270*y^6*z + 2008*y^7*z + 3635*y^2*z^2 - 15067*y^3*z^2 + 22855*y^4*z^2 - 15517*y^5*z^2 + 4831*y^6*z^2 - 503*y^7*z^2 + 3546*y*z^3 - 14840*y^2*z^3 + 14495*y^3*z^3 + 1815*y^4*z^3 - 5980*y^5*z^3 + 964*y^6*z^3 + 1944*z^4 - 16302*y*z^4 + 24558*y^2*z^4 + 3596*y^3*z^4 - 21428*y^4*z^4 + 7344*y^5*z^4 - 7314*z^5 + 28800*y*z^5 - 22184*y^2*z^5 - 8762*y^3*z^5 + 9460*y^4*z^5 + 10338*z^6 - 24240*y*z^6 + 11879*y^2*z^6 + 1897*y^3*z^6 - 6510*z^7 + 9558*y*z^7 - 3048*y^2*z^7 + 1542*z^8 - 1362*y*z^8))/ (432*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + ((((-75*I)/2)*Pi)/(y*z) + (100*y^2 - 360*y^3 + 490*y^4 - 300*y^5 + 70*y^6 - 44*y*z - 106*y^2*z + 674*y^3*z - 978*y^4*z + 578*y^5*z - 124*y^6*z + 121*z^2 - 308*y*z^2 + 327*y^2*z^2 - 402*y^3*z^2 + 508*y^4*z^2 - 304*y^5*z^2 + 58*y^6*z^2 - 482*z^3 + 1426*y*z^3 - 1300*y^2*z^3 + 340*y^3*z^3 - 2*y^4*z^3 + 18*y^5*z^3 + 721*z^4 - 1992*y*z^4 + 1643*y^2*z^4 - 378*y^3*z^4 - 14*y^4*z^4 - 480*z^5 + 1158*y*z^5 - 764*y^2*z^5 + 126*y^3*z^5 + 120*z^6 - 240*y*z^6 + 100*y^2*z^6)/(4*(-1 + y)^2*y^3*(-1 + z)^2* z*(-1 + y + z)^2))*Zeta[3]) - (248*Zeta[5])/(5*y*z)) + G[0, y]*((((1079*I)/1440)*Pi^5)/(y*z) - ((I/5184)*Pi*(164273 - 507363*y + 521907*y^2 - 178817*y^3 - 251830*z + 565405*y*z - 495524*y^2*z + 181949*y^3*z + 93929*z^2 - 45190*y*z^2 - 32647*y^2*z^2 - 6372*z^3 - 9720*y*z^3))/ ((-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)) + (-3404809 + 10129755*y - 10045083*y^2 + 3320137*y^3 + 3351836*z - 9561407*y*z + 9075136*y^2*z - 2865565*y^3*z + 170261*z^2 - 356776*y*z^2 + 60803*y^2*z^2 - 117288*z^3 + 243000*y*z^3)/ (93312*(-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)) + ((I/432)*Pi^3*(-782 + 1548*y - 801*y^2 + 35*y^3 + 6818*z - 13229*y*z + 8575*y^2*z - 2164*y^3*z - 15609*z^2 + 25491*y*z^2 - 12635*y^2*z^2 + 2105*y^3*z^2 + 13892*z^3 - 17481*y*z^3 + 4885*y^2*z^3 - 4319*z^4 + 3671*y*z^4))/((-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(403943*y - 1663364*y^2 + 2550270*y^3 - 1726220*y^4 + 435371*y^5 + 403943*z - 3399268*y*z + 8407252*y^2*z - 9292502*y^3*z + 4936717*y^4*z - 1056142*y^5*z - 1721648*z^2 + 8588944*y*z^2 - 14884812*y^2*z^2 + 11957743*y^3*z^2 - 4604774*y^4*z^2 + 667139*y^5*z^2 + 2731962*z^3 - 9239762*y*z^3 + 11173303*y^2*z^3 - 6050996*y^3*z^3 + 1347909*y^4*z^3 - 1949744*z^4 + 4287385*y*z^4 - 3094358*y^2*z^4 + 789117*y^3*z^4 + 570479*z^5 - 641242*y*z^5 + 108347*y^2*z^5 - 34992*z^6))/ (31104*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)) + (Pi^4*(51101 - 218468*y + 345282*y^2 - 239564*y^3 + 61649*y^4 - 254910*z + 1032578*y*z - 1508910*y^2*z + 933534*y^3*z - 191924*y^4*z - 10368*y^5*z + 520959*z^2 - 1994746*y*z^2 + 2691161*y^2*z^2 - 1500784*y^3*z^2 + 270954*y^4*z^2 + 10368*y^5*z^2 - 556756*z^3 + 2008764*y*z^3 - 2474168*y^2*z^3 + 1224236*y^3*z^3 - 193724*y^4*z^3 + 327099*z^4 - 1103120*y*z^4 + 1197780*y^2*z^4 - 486468*y^3*z^4 + 52181*y^4*z^4 - 99822*z^5 + 308002*y*z^5 - 270602*y^2*z^5 + 70774*y^3*z^5 + 12329*z^6 - 33010*y*z^6 + 18593*y^2*z^6))/(17280*(-1 + y)^2*y*(-1 + z)^4*z* (-1 + y + z)^2) + ((521*Pi^2)/(12*y*z) - ((I/4)*Pi*(-128 + 256*y - 128*y^2 - 4*z + 9*y*z - 56*y^2*z + 651*z^2 - 630*y*z^2 + 106*y^2*z^2 - 778*z^3 + 365*y*z^3 + 259*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (-1734*y + 5202*y^2 - 5202*y^3 + 1734*y^4 + 5544*y*z - 13663*y^2*z + 10281*y^3*z - 2162*y^4*z - 486*z^2 - 4851*y*z^2 + 11155*y^2*z^2 - 6523*y^3*z^2 + 675*y^4*z^2 + 1512*z^3 - 534*y*z^3 - 2115*y^2*z^3 + 1197*y^3*z^3 - 1566*z^4 + 2115*y*z^4 - 579*y^2*z^4 + 540*z^5 - 540*y*z^5)/(24*(-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 0, 0, z] + (29*Pi^2*G[0, 0, 1, z])/(12*y*z) + (79*Pi^2*G[0, 0, 1 - y, z])/(12*y*z) + ((-209*Pi^2)/(24*y*z) + ((I/12)*Pi*(124 - 68*y - 11*y^2 - 604*z + 465*y*z - 86*y^2*z + 1041*z^2 - 672*y*z^2 + 70*y^2*z^2 - 766*z^3 + 275*y*z^3 + 205*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (-569*y^2 + 2139*y^3 - 2553*y^4 + 983*y^5 - 776*y*z + 4825*y^2*z - 10397*y^3*z + 8781*y^4*z - 2433*y^5*z - 360*z^2 + 4918*y*z^2 - 15451*y^2*z^2 + 20511*y^3*z^2 - 11610*y^4*z^2 + 1938*y^5*z^2 + 2538*z^3 - 14141*y*z^3 + 26008*y^2*z^3 - 21150*y^3*z^3 + 7215*y^4*z^3 - 542*y^5*z^3 - 6534*z^4 + 21575*y*z^4 - 24541*y^2*z^4 + 11693*y^3*z^4 - 1833*y^4*z^4 + 7974*z^5 - 17419*y*z^5 + 12079*y^2*z^5 - 2742*y^3*z^5 - 4698*z^6 + 6743*y*z^6 - 2351*y^2*z^6 + 1080*z^7 - 900*y*z^7)/ (72*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)))* G[0, 1, 0, z] - (3*Pi^2*G[0, 1, 1, z])/(4*y*z) - (7*Pi^2*G[0, 1, 1 - y, z])/(4*y*z) + ((-59*Pi^2)/(4*y*z) - ((I/12)*Pi*(440*y^2 - 880*y^3 + 440*y^4 - 1112*y^2*z + 1740*y^3*z - 556*y^4*z + 162*z^2 - 324*y*z^2 + 993*y^2*z^2 - 1002*y^3*z^2 + 197*y^4*z^2 - 684*z^3 + 972*y*z^3 - 410*y^2*z^3 + 142*y^3*z^3 + 1062*z^4 - 972*y*z^4 + 89*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (3520*y^4 - 10776*y^5 + 10992*y^6 - 3736*y^7 + 8849*y^3*z - 38089*y^4*z + 56695*y^5*z - 33727*y^6*z + 6272*y^7*z + 6211*y^2*z^2 - 45695*y^3*z^2 + 102110*y^4*z^2 - 92006*y^5*z^2 + 32477*y^6*z^2 - 2683*y^7*z^2 + 3420*y*z^3 - 26452*y^2*z^3 + 81304*y^3*z^3 - 105960*y^4*z^3 + 57577*y^5*z^3 - 9889*y^6*z^3 + 1944*z^4 - 15978*y*z^4 + 43683*y^2*z^4 - 61595*y^3*z^4 + 42641*y^4*z^4 - 11343*y^5*z^4 - 7314*z^5 + 28530*y*z^5 - 35902*y^2*z^5 + 18761*y^3*z^5 - 4075*y^4*z^5 + 10338*z^6 - 24168*y*z^6 + 15508*y^2*z^6 - 1624*y^3*z^6 - 6510*z^7 + 9558*y*z^7 - 3048*y^2*z^7 + 1542*z^8 - 1362*y*z^8)/ (72*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[0, 1 - y, 0, z] + (5*Pi^2*G[0, 1 - y, 1, z])/(6*y*z) - (31*Pi^2*G[0, 1 - y, 1 - y, z])/(12*y*z) - (3*Pi^2*G[0, -y, 1 - y, z])/ (2*y*z) + ((-91*Pi^2)/(6*y*z) + (((3*I)/2)*Pi*(5*y^2 - 2*y^3 - y^4 - 2*y*z - 32*y^2*z + 23*y^3*z - 2*y^4*z + 10*z^2 - 12*y*z^2 + 72*y^2*z^2 - 38*y^3*z^2 + 2*y^4*z^2 - 40*z^3 + 48*y*z^3 - 68*y^2*z^3 + 17*y^3*z^3 + 60*z^4 - 52*y*z^4 + 23*y^2*z^4 - 40*z^5 + 18*y*z^5 + 10*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (-1580*y^2 + 4914*y^3 - 5130*y^4 + 1796*y^5 - 546*y*z + 7006*y^2*z - 17768*y^3*z + 15856*y^4*z - 4548*y^5*z + 1524*z^2 - 1104*y*z^2 - 10433*y^2*z^2 + 24821*y^3*z^2 - 18726*y^4*z^2 + 3918*y^5*z^2 - 7638*z^3 + 11238*y*z^3 + 3299*y^2*z^3 - 16035*y^3*z^3 + 10068*y^4*z^3 - 1112*y^5*z^3 + 15312*z^4 - 22992*y*z^4 + 6341*y^2*z^4 + 4181*y^3*z^4 - 2122*y^4*z^4 - 15348*z^5 + 20778*y*z^5 - 6397*y^2*z^5 - 113*y^3*z^5 + 7692*z^6 - 8736*y*z^6 + 1764*y^2*z^6 - 1542*z^7 + 1362*y*z^7)/(72*(-1 + y)*y^3*(-1 + z)^3* z*(-1 + y + z)^2))*G[1, 0, 0, z] - (Pi^2*G[1, 0, 1, z])/(3*y*z) - (23*Pi^2*G[1, 0, 1 - y, z])/(12*y*z) + ((-3*Pi^2)/(4*y*z) - ((I/2)*Pi*(29*y^2 - 22*y^3 + 2*y^4 + 6*y*z - 92*y^2*z + 69*y^3*z - 16*y^4*z - 30*z^2 + 36*y*z^2 + 81*y^2*z^2 - 66*y^3*z^2 + 11*y^4*z^2 + 120*z^3 - 144*y*z^3 - 2*y^2*z^3 + 19*y^3*z^3 - 180*z^4 + 156*y*z^4 - 16*y^2*z^4 + 120*z^5 - 54*y*z^5 - 30*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (1141*y^2 - 2283*y^3 + 1293*y^4 - 151*y^5 + 546*y*z - 4276*y^2*z + 6649*y^3*z - 3461*y^4*z + 542*y^5*z - 1524*z^2 + 3090*y*z^2 + 246*y^2*z^2 - 3690*y^3*z^2 + 2164*y^4*z^2 - 286*y^5*z^2 + 6114*z^3 - 13908*y*z^3 + 10976*y^2*z^3 - 2901*y^3*z^3 - 101*y^4*z^3 - 9198*z^4 + 17724*y*z^4 - 11291*y^2*z^4 + 2225*y^3*z^4 + 6150*z^5 - 8814*y*z^5 + 3204*y^2*z^5 - 1542*z^6 + 1362*y*z^6)/(72*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1, 0, z] - (Pi^2*G[1, 1, 1, z])/(y*z) + (Pi^2*G[1, 1, 1 - y, z])/ (2*y*z) + ((31*Pi^2)/(12*y*z) - ((I/12)*Pi*(5*y^2 + 62*y^3 - 49*y^4 - 36*y*z - 164*y^2*z + 138*y^3*z - 46*y^4*z + 180*z^2 - 216*y*z^2 + 588*y^2*z^2 - 390*y^3*z^2 + 59*y^4*z^2 - 720*z^3 + 864*y*z^3 - 704*y^2*z^3 + 190*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 275*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (18*y^3 - 18*y^4 - 644*y^2*z + 2010*y^3*z - 2217*y^4*z + 851*y^5*z - 546*y*z^2 + 1898*y^2*z^2 - 2444*y^3*z^2 + 1048*y^4*z^2 + 44*y^5*z^2 + 1524*z^3 - 2010*y*z^3 + 690*y^2*z^3 - 516*y^3*z^3 + 217*y^4*z^3 + 95*y^5*z^3 - 6114*z^4 + 10668*y*z^4 - 6622*y^2*z^4 + 1908*y^3*z^4 - 20*y^4*z^4 + 9198*z^5 - 14484*y*z^5 + 6802*y^2*z^5 - 976*y^3*z^5 - 6150*z^6 + 7734*y*z^6 - 2124*y^2*z^6 + 1542*z^7 - 1362*y*z^7)/(72*(-1 + y)*y^3*(-1 + z)^2* z^2*(-1 + y + z)^2))*G[1, 1 - y, 0, z] + (Pi^2*G[1, 1 - y, 1, z])/ (3*y*z) + (11*Pi^2*G[1, 1 - y, 1 - y, z])/(6*y*z) + ((-25*Pi^2)/(2*y*z) - ((I/12)*Pi*(451*y^2 - 902*y^3 + 451*y^4 - 36*y*z - 1156*y^2*z + 1788*y^3*z - 542*y^4*z + 180*z^2 - 216*y*z^2 + 1086*y^2*z^2 - 1050*y^3*z^2 + 181*y^4*z^2 - 720*z^3 + 864*y*z^3 - 508*y^2*z^3 + 164*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 127*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/ (y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (3181*y^4 - 9795*y^5 + 10047*y^6 - 3433*y^7 + 7472*y^3*z - 33568*y^4*z + 50857*y^5*z - 30211*y^6*z + 5450*y^7*z + 3901*y^2*z^2 - 35765*y^3*z^2 + 86258*y^4*z^2 - 79934*y^5*z^2 + 28019*y^6*z^2 - 2191*y^7*z^2 + 1728*y*z^3 - 14878*y^2*z^3 + 56689*y^3*z^3 - 82911*y^4*z^3 + 47221*y^5*z^3 - 8029*y^6*z^3 + 1524*z^4 - 9594*y*z^4 + 22395*y^2*z^4 - 34571*y^3*z^4 + 28025*y^4*z^4 - 8175*y^5*z^4 - 6114*z^5 + 19758*y*z^5 - 18268*y^2*z^5 + 5795*y^3*z^5 - 811*y^4*z^5 + 9198*z^6 - 19008*y*z^6 + 9358*y^2*z^6 + 380*y^3*z^6 - 6150*z^7 + 8478*y*z^7 - 2508*y^2*z^7 + 1542*z^8 - 1362*y*z^8)/(72*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2))*G[1 - y, 0, 0, z] + (3*Pi^2*G[1 - y, 0, 1, z])/ (4*y*z) - (29*Pi^2*G[1 - y, 0, 1 - y, z])/(12*y*z) + (Pi^2/(3*y*z) + ((I/4)*Pi*(20*y^2 - 64*y^3 + 38*y^4 + 12*y*z - 116*y^2*z + 222*y^3*z - 88*y^4*z - 60*z^2 + 72*y*z^2 + 165*y^2*z^2 - 246*y^3*z^2 + 47*y^4*z^2 + 240*z^3 - 288*y*z^3 - 62*y^2*z^3 + 88*y^3*z^3 - 360*z^4 + 312*y*z^4 - 7*y^2*z^4 + 240*z^5 - 108*y*z^5 - 60*z^6))/(y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (-296*y^3 + 1338*y^4 - 1716*y^5 + 674*y^6 - 635*y^2*z + 3539*y^3*z - 7184*y^4*z + 5802*y^5*z - 1522*y^6*z + 1338*y*z^2 - 898*y^2*z^2 - 6935*y^3*z^2 + 12349*y^4*z^2 - 6690*y^5*z^2 + 782*y^6*z^2 + 1524*z^3 - 9366*y*z^3 + 10938*y^2*z^3 + 2432*y^3*z^3 - 8258*y^4*z^3 + 2604*y^5*z^3 - 6114*z^4 + 21450*y*z^4 - 20308*y^2*z^4 + 3565*y^3*z^4 + 1821*y^4*z^4 + 9198*z^5 - 21516*y*z^5 + 14569*y^2*z^5 - 2305*y^3*z^5 - 6150*z^6 + 9456*y*z^6 - 3666*y^2*z^6 + 1542*z^7 - 1362*y*z^7)/(72*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)))* G[1 - y, 1, 0, z] - (5*Pi^2*G[1 - y, 1, 1, z])/(12*y*z) + (2*Pi^2*G[1 - y, 1, 1 - y, z])/(3*y*z) + ((49*Pi^2)/(12*y*z) + ((I/12)*Pi*(239*y^2 - 478*y^3 + 239*y^4 - 36*y*z - 524*y^2*z + 768*y^3*z - 190*y^4*z + 180*z^2 - 216*y*z^2 + 408*y^2*z^2 - 246*y^3*z^2 + 23*y^4*z^2 - 720*z^3 + 864*y*z^3 - 200*y^2*z^3 - 44*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 77*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (-180*y^5 + 540*y^6 - 540*y^7 + 180*y^8 - 1856*y^4*z + 6108*y^5*z - 6684*y^6*z + 2468*y^7*z - 36*y^8*z - 3112*y^3*z^2 + 15110*y^4*z^2 - 24371*y^5*z^2 + 16097*y^6*z^2 - 4228*y^7*z^2 + 504*y^8*z^2 - 1892*y^2*z^3 + 13672*y^3*z^3 - 32515*y^4*z^3 + 32113*y^5*z^3 - 14368*y^6*z^3 + 2558*y^7*z^3 - 2178*y*z^4 + 9446*y^2*z^4 - 19151*y^3*z^4 + 21183*y^4*z^4 - 12497*y^5*z^4 + 3377*y^6*z^4 - 1524*z^5 + 11628*y*z^5 - 19059*y^2*z^5 + 7825*y^3*z^5 + 3245*y^4*z^5 - 1431*y^5*z^5 + 6114*z^6 - 23196*y*z^6 + 20576*y^2*z^6 + 923*y^3*z^6 - 4777*y^4*z^6 - 9198*z^7 + 21582*y*z^7 - 12299*y^2*z^7 - 157*y^3*z^7 + 6150*z^8 - 9198*y*z^8 + 3228*y^2*z^8 - 1542*z^9 + 1362*y*z^9)/(72*(-1 + y)*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2* (y + z)^2))*G[1 - y, 1 - y, 0, z] - (Pi^2*G[1 - y, 1 - y, 1, z])/ (2*y*z) + (Pi^2*G[1 - y, 1 - y, 1 - y, z])/(6*y*z) - (5*Pi^2*G[1 - y, -y, 1 - y, z])/(6*y*z) - (Pi^2*G[-y, 0, 1, z])/ (6*y*z) - (7*Pi^2*G[-y, 0, 1 - y, z])/(6*y*z) + ((47*Pi^2)/(6*y*z) + ((I/6)*Pi*(19*y^2 - 110*y^3 + 73*y^4 - 92*y^2*z + 128*y^3*z + 81*z^2 - 162*y*z^2 + 127*y^2*z^2 - 180*z^3 + 162*y*z^3 + 90*z^4))/(y^3*z*(-1 + y + z)^2) + (-162*y^5 + 522*y^6 - 540*y^7 + 180*y^8 - 697*y^4*z + 3003*y^5*z - 4065*y^6*z + 1795*y^7*z - 36*y^8*z - 4400*y^3*z^2 + 13966*y^4*z^2 - 17572*y^5*z^2 + 10336*y^6*z^2 - 2834*y^7*z^2 + 504*y^8*z^2 - 3865*y^2*z^3 + 23513*y^3*z^3 - 43523*y^4*z^3 + 35237*y^5*z^3 - 14237*y^6*z^3 + 2875*y^7*z^3 - 3132*y*z^4 + 19972*y^2*z^4 - 49984*y^3*z^4 + 57072*y^4*z^4 - 31552*y^5*z^4 + 7444*y^6*z^4 - 1944*z^5 + 16446*y*z^5 - 43128*y^2*z^5 + 53894*y^3*z^5 - 35198*y^4*z^5 + 9750*y^5*z^5 + 7314*z^6 - 31770*y*z^6 + 46108*y^2*z^6 - 29024*y^3*z^6 + 7732*y^4*z^6 - 10338*z^7 + 28092*y*z^7 - 23395*y^2*z^7 + 6001*y^3*z^7 + 6510*z^8 - 10998*y*z^8 + 4308*y^2*z^8 - 1542*z^9 + 1362*y*z^9)/ (72*(-1 + y)*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^2))* G[-y, 1 - y, 0, z] - (Pi^2*G[-y, 1 - y, 1, z])/(6*y*z) + (Pi^2*G[-y, 1 - y, 1 - y, z])/(2*y*z) + (5*Pi^2*G[-y, -y, 1 - y, z])/ (3*y*z) + ((((171*I)/2)*Pi)/(y*z) + (-215 + 430*y - 215*y^2 + 92*z - 114*y*z - 50*y^2*z + 822*z^2 - 822*y*z^2 + 145*y^2*z^2 - 1060*z^3 + 506*y*z^3 + 361*z^4)/(6*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 0, 0, 0, z] + ((((-45*I)/2)*Pi)/(y*z) + (-92*y^2 + 212*y^3 - 123*y^4 - 22*y^5 + 25*y^6 - 42*y*z + 852*y^2*z - 2060*y^3*z + 1770*y^4*z - 558*y^5*z + 38*y^6*z - 60*z^2 + 492*y*z^2 - 3201*y^2*z^2 + 6736*y^3*z^2 - 5762*y^4*z^2 + 2020*y^5*z^2 - 225*y^6*z^2 + 360*z^3 - 1950*y*z^3 + 6460*y^2*z^3 - 10740*y^3*z^3 + 8246*y^4*z^3 - 2630*y^5*z^3 + 254*y^6*z^3 - 900*z^4 + 3840*y*z^4 - 7680*y^2*z^4 + 9242*y^3*z^4 - 5865*y^4*z^4 + 1476*y^5*z^4 - 83*y^6*z^4 + 1200*z^5 - 4230*y*z^5 + 5472*y^2*z^5 - 4246*y^3*z^5 + 1988*y^4*z^5 - 304*y^5*z^5 - 900*z^6 + 2652*y*z^6 - 2237*y^2*z^6 + 910*y^3*z^6 - 245*y^4*z^6 + 360*z^7 - 882*y*z^7 + 456*y^2*z^7 - 54*y^3*z^7 - 60*z^8 + 120*y*z^8 - 30*y^2*z^8)/(12*(-1 + y)^2*y^3*(-1 + z)^4*z* (-1 + y + z)^2))*G[0, 0, 1, 0, z] + ((((-87*I)/2)*Pi)/(y*z) + (440*y^2 - 880*y^3 + 440*y^4 - 968*y^2*z + 1539*y^3*z - 484*y^4*z + 216*z^2 - 432*y*z^2 + 642*y^2*z^2 - 636*y^3*z^2 + 143*y^4*z^2 - 912*z^3 + 1296*y*z^3 - 140*y^2*z^3 - 23*y^3*z^3 + 1416*z^4 - 1296*y*z^4 + 26*y^2*z^4 - 960*z^5 + 432*y*z^5 + 240*z^6)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 0, 1 - y, 0, z] + ((((-63*I)/2)*Pi)/(y*z) + (-52*y^2 + 100*y^3 - 15*y^4 - 62*y^5 + 29*y^6 - 12*y*z + 726*y^2*z - 1960*y^3*z + 1884*y^4*z - 732*y^5*z + 94*y^6*z - 183*z^2 + 804*y*z^2 - 3795*y^2*z^2 + 8030*y^3*z^2 - 7384*y^4*z^2 + 2936*y^5*z^2 - 408*y^6*z^2 + 1092*z^3 - 4194*y*z^3 + 9968*y^2*z^3 - 14862*y^3*z^3 + 11428*y^4*z^3 - 3832*y^5*z^3 + 400*y^6*z^3 - 2718*z^4 + 9336*y*z^4 - 14772*y^2*z^4 + 14812*y^3*z^4 - 8664*y^4*z^4 + 2160*y^5*z^4 - 124*y^6*z^4 + 3612*z^5 - 11064*y*z^5 + 12810*y^2*z^5 - 8216*y^3*z^5 + 3190*y^4*z^5 - 452*y^5*z^5 - 2703*z^6 + 7308*y*z^6 - 6343*y^2*z^6 + 2366*y^3*z^6 - 448*y^4*z^6 + 1080*z^7 - 2538*y*z^7 + 1608*y^2*z^7 - 270*y^3*z^7 - 180*z^8 + 360*y*z^8 - 150*y^2*z^8)/(12*(-1 + y)^2*y^3*(-1 + z)^4*z*(-1 + y + z)^2))* G[0, 1, 0, 0, z] + (((3*I)*Pi)/(y*z) + (188*y^2 - 512*y^3 + 468*y^4 - 152*y^5 + 8*y^6 - 12*y*z - 506*y^2*z + 1411*y^3*z - 1308*y^4*z + 467*y^5*z - 52*y^6*z - 183*z^2 + 780*y*z^2 - 597*y^2*z^2 - 714*y^3*z^2 + 1049*y^4*z^2 - 370*y^5*z^2 + 35*y^6*z^2 + 726*z^3 - 2622*y*z^3 + 2968*y^2*z^3 - 1009*y^3*z^3 - 136*y^4*z^3 + 73*y^5*z^3 - 1083*z^4 + 3312*y*z^4 - 3211*y^2*z^4 + 1094*y^3*z^4 - 82*y^4*z^4 + 720*z^5 - 1818*y*z^5 + 1308*y^2*z^5 - 270*y^3*z^5 - 180*z^6 + 360*y*z^6 - 150*y^2*z^6)/(12*(-1 + y)^2*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 1, 1, 0, z] + ((((21*I)/2)*Pi)/(y*z) + (-20*y^2 + 44*y^3 - 21*y^4 - 10*y^5 + 7*y^6 + 12*y*z - 118*y^2*z + 308*y^3*z - 336*y^4*z + 160*y^5*z - 26*y^6*z + 183*z^2 - 780*y*z^2 + 1473*y^2*z^2 - 1560*y^3*z^2 + 922*y^4*z^2 - 254*y^5*z^2 + 16*y^6*z^2 - 726*z^3 + 2622*y*z^3 - 3520*y^2*z^3 + 2296*y^3*z^3 - 782*y^4*z^3 + 110*y^5*z^3 + 1083*z^4 - 3312*y*z^4 + 3343*y^2*z^4 - 1358*y^3*z^4 + 214*y^4*z^4 - 720*z^5 + 1818*y*z^5 - 1308*y^2*z^5 + 270*y^3*z^5 + 180*z^6 - 360*y*z^6 + 150*y^2*z^6)/(12*(-1 + y)^2*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 1, 1 - y, 0, z] + (((-39*I)*Pi)/(y*z) + (415*y^2 - 1660*y^3 + 2490*y^4 - 1660*y^5 + 415*y^6 - 30*y*z - 736*y^2*z + 2858*y^3*z - 3786*y^4*z + 2092*y^5*z - 398*y^6*z + 312*z^2 - 1128*y*z^2 + 1614*y^2*z^2 - 1410*y^3*z^2 + 1021*y^4*z^2 - 500*y^5*z^2 + 91*y^6*z^2 - 1284*z^3 + 4260*y*z^3 - 4420*y^2*z^3 + 1156*y^3*z^3 + 436*y^4*z^3 - 148*y^5*z^3 + 1962*z^4 - 5676*y*z^4 + 5167*y^2*z^4 - 1430*y^3*z^4 - 53*y^4*z^4 - 1320*z^5 + 3234*y*z^5 - 2340*y^2*z^5 + 486*y^3*z^5 + 330*z^6 - 660*y*z^6 + 300*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1 - y, 0, 0, z] + (((3*I)*Pi)/(y*z) + (-82*y^2 + 388*y^3 - 657*y^4 + 478*y^5 - 127*y^6 - 30*y*z + 478*y^2*z - 1601*y^3*z + 2154*y^4*z - 1267*y^5*z + 266*y^6*z + 123*z^2 - 372*y*z^2 - 342*y^2*z^2 + 2100*y^3*z^2 - 2437*y^4*z^2 + 1064*y^5*z^2 - 136*y^6*z^2 - 486*z^3 + 1530*y*z^3 - 986*y^2*z^3 - 847*y^3*z^3 + 1070*y^4*z^3 - 281*y^5*z^3 + 723*z^4 - 2064*y*z^4 + 1586*y^2*z^4 - 148*y^3*z^4 - 127*y^4*z^4 - 480*z^5 + 1176*y*z^5 - 744*y^2*z^5 + 108*y^3*z^5 + 120*z^6 - 240*y*z^6 + 90*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1 - y, 1, 0, z] + (((21*I)*Pi)/(y*z) + (196*y^2 - 784*y^3 + 1176*y^4 - 784*y^5 + 196*y^6 + 12*y*z - 446*y^2*z + 1518*y^3*z - 1830*y^4*z + 722*y^5*z + 132*y^6*z - 108*y^7*z + 237*z^2 - 1008*y*z^2 + 1321*y^2*z^2 - 452*y^3*z^2 - 344*y^4*z^2 + 378*y^5*z^2 - 132*y^6*z^2 - 1191*z^3 + 4398*y*z^3 - 4591*y^2*z^3 + 214*y^3*z^3 + 1836*y^4*z^3 - 686*y^5*z^3 + 20*y^6*z^3 + 2391*z^4 - 7746*y*z^4 + 7577*y^2*z^4 - 1602*y^3*z^4 - 912*y^4*z^4 + 262*y^5*z^4 - 2397*z^5 + 6750*y*z^5 - 5821*y^2*z^5 + 1484*y^3*z^5 + 74*y^4*z^5 + 1200*z^6 - 2886*y*z^6 + 1974*y^2*z^6 - 378*y^3*z^6 - 240*z^7 + 480*y*z^7 - 210*y^2*z^7)/ (12*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))* G[0, 1 - y, 1 - y, 0, z] + (((15*I)*Pi)/(y*z) + (5*y^2 - 28*y^3 + 52*y^4 - 40*y^5 + 11*y^6 - 7*y*z - 13*y^2*z + 118*y^3*z - 178*y^4*z + 71*y^5*z + 27*y^6*z - 18*y^7*z + 44*z^2 - 141*y*z^2 + 254*y^2*z^2 - 378*y^3*z^2 + 356*y^4*z^2 - 153*y^5*z^2 + 18*y^6*z^2 - 232*z^3 + 746*y*z^3 - 1014*y^2*z^3 + 793*y^3*z^3 - 406*y^4*z^3 + 133*y^5*z^3 - 20*y^6*z^3 + 482*z^4 - 1422*y*z^4 + 1628*y^2*z^4 - 883*y^3*z^4 + 229*y^4*z^4 - 29*y^5*z^4 - 494*z^5 + 1305*y*z^5 - 1250*y^2*z^5 + 477*y^3*z^5 - 53*y^4*z^5 + 250*z^6 - 581*y*z^6 + 445*y^2*z^6 - 99*y^3*z^6 - 50*z^7 + 100*y*z^7 - 55*y^2*z^7)/(2*(-1 + y)^2*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[0, -y, 1 - y, 0, z] + (((-39*I)*Pi)/(y*z) + (-25*y^2 - 46*y^3 + 47*y^4 + 54*y*z + 460*y^2*z - 363*y^3*z + 50*y^4*z - 270*z^2 + 324*y*z^2 - 1383*y^2*z^2 + 792*y^3*z^2 - 61*y^4*z^2 + 1080*z^3 - 1296*y*z^3 + 1486*y^2*z^3 - 383*y^3*z^3 - 1620*z^4 + 1404*y*z^4 - 538*y^2*z^4 + 1080*z^5 - 486*y*z^5 - 270*z^6)/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 0, 0, 0, z] + ((((9*I)/2)*Pi)/(y*z) + (148*y^2 - 104*y^3 + 4*y^4 + 24*y*z - 448*y^2*z + 255*y^3*z - 20*y^4*z - 120*z^2 + 144*y*z^2 + 384*y^2*z^2 - 192*y^3*z^2 + 13*y^4*z^2 + 480*z^3 - 576*y*z^3 - 16*y^2*z^3 + 41*y^3*z^3 - 720*z^4 + 624*y*z^4 - 68*y^2*z^4 + 480*z^5 - 216*y*z^5 - 120*z^6)/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 0, 1, 0, z] + ((((27*I)/2)*Pi)/(y*z) + (-22*y^2 + 44*y^3 - 22*y^4 - 3*y*z - 74*y^2*z + 66*y^3*z - 16*y^4*z + 150*z^2 - 288*y*z^2 + 462*y^2*z^2 - 234*y^3*z^2 + 23*y^4*z^2 - 600*z^3 + 882*y*z^3 - 614*y^2*z^3 + 124*y^3*z^3 + 900*z^4 - 888*y*z^4 + 248*y^2*z^4 - 600*z^5 + 297*y*z^5 + 150*z^6)/(6*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 0, 1 - y, 0, z] + (((3*I)*Pi)/(y*z) + (205*y^2 - 170*y^3 + 25*y^4 + 30*y*z - 688*y^2*z + 561*y^3*z - 134*y^4*z - 150*z^2 + 180*y*z^2 + 732*y^2*z^2 - 570*y^3*z^2 + 88*y^4*z^2 + 600*z^3 - 720*y*z^3 - 220*y^2*z^3 + 179*y^3*z^3 - 900*z^4 + 780*y*z^4 - 29*y^2*z^4 + 600*z^5 - 270*y*z^5 - 150*z^6)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1, 0, 0, z] + (((-3*I)*Pi)/(y*z) + (-59*y^2 + 46*y^3 - 5*y^4 - 18*y*z + 140*y^2*z - 15*y^3*z - 38*y^4*z + 90*z^2 - 108*y*z^2 - 9*y^2*z^2 - 84*y^3*z^2 + 31*y^4*z^2 - 360*z^3 + 432*y*z^3 - 166*y^2*z^3 + 53*y^3*z^3 + 540*z^4 - 468*y*z^4 + 94*y^2*z^4 - 360*z^5 + 162*y*z^5 + 90*z^6)/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 1, 1, 0, z] + (((-6*I)*Pi)/(y*z) + (-9*y^2 + 18*y^3 - 9*y^4 + 6*y*z + 12*y^2*z - 19*y^3*z + 2*y^4*z + 15*z^2 - 54*y*z^2 + 30*y^2*z^2 - 8*y^3*z^2 + 3*y^4*z^2 - 60*z^3 + 126*y*z^3 - 60*y^2*z^3 + 9*y^3*z^3 + 90*z^4 - 114*y*z^4 + 27*y^2*z^4 - 60*z^5 + 36*y*z^5 + 15*z^6)/ (2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1, 1 - y, 0, z] + (((15*I)*Pi)/(y*z) + (-22*y^2 + 44*y^3 - 22*y^4 - 6*y*z - 92*y^2*z + 96*y^3*z - 28*y^4*z + 165*z^2 - 306*y*z^2 + 525*y^2*z^2 - 288*y^3*z^2 + 32*y^4*z^2 - 660*z^3 + 954*y*z^3 - 686*y^2*z^3 + 148*y^3*z^3 + 990*z^4 - 966*y*z^4 + 275*y^2*z^4 - 660*z^5 + 324*y*z^5 + 165*z^6)/(6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1 - y, 0, 0, z] + ((((3*I)/2)*Pi)/(y*z) + (-65*y^2 + 34*y^3 + 7*y^4 + 30*y*z + 80*y^2*z - 36*y^3*z + 10*y^4*z + 120*z^2 - 360*y*z^2 + 240*y^2*z^2 - 42*y^3*z^2 - 11*y^4*z^2 - 480*z^3 + 900*y*z^3 - 460*y^2*z^3 + 44*y^3*z^3 + 720*z^4 - 840*y*z^4 + 205*y^2*z^4 - 480*z^5 + 270*y*z^5 + 120*z^6)/ (12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[1, 1 - y, 1, 0, z] + (((-12*I)*Pi)/(y*z) + (10*y^2 - 8*y^3 + y^4 - 12*y*z + 56*y^2*z - 54*y^3*z + 10*y^4*z - 75*z^2 + 198*y*z^2 - 285*y^2*z^2 + 126*y^3*z^2 - 8*y^4*z^2 + 300*z^3 - 522*y*z^3 + 362*y^2*z^3 - 64*y^3*z^3 - 450*z^4 + 498*y*z^4 - 143*y^2*z^4 + 300*z^5 - 162*y*z^5 - 75*z^6)/(3*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1 - y, 1 - y, 0, z] + ((((-51*I)/2)*Pi)/(y*z) + (418*y^2 - 836*y^3 + 418*y^4 - 54*y*z - 940*y^2*z + 1461*y^3*z - 416*y^4*z + 270*z^2 - 324*y*z^2 + 738*y^2*z^2 - 624*y^3*z^2 + 103*y^4*z^2 - 1080*z^3 + 1296*y*z^3 - 328*y^2*z^3 - y^3*z^3 + 1620*z^4 - 1404*y*z^4 + 112*y^2*z^4 - 1080*z^5 + 486*y*z^5 + 270*z^6)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1 - y, 0, 0, 0, z] + ((((3*I)/2)*Pi)/(y*z) + (-82*y^2 + 388*y^3 - 657*y^4 + 478*y^5 - 127*y^6 - 24*y*z + 484*y^2*z - 1649*y^3*z + 2208*y^4*z - 1285*y^5*z + 266*y^6*z + 120*z^2 - 384*y*z^2 - 363*y^2*z^2 + 2226*y^3*z^2 - 2563*y^4*z^2 + 1100*y^5*z^2 - 136*y^6*z^2 - 480*z^3 + 1536*y*z^3 - 962*y^2*z^3 - 955*y^3*z^3 + 1160*y^4*z^3 - 299*y^5*z^3 + 720*z^4 - 2064*y*z^4 + 1577*y^2*z^4 - 118*y^3*z^4 - 145*y^4*z^4 - 480*z^5 + 1176*y*z^5 - 744*y^2*z^5 + 108*y^3*z^5 + 120*z^6 - 240*y*z^6 + 90*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1 - y, 0, 1, 0, z] + (((12*I)*Pi)/(y*z) + (-257*y^2 + 514*y^3 - 257*y^4 - 30*y*z + 680*y^2*z - 888*y^3*z + 214*y^4*z - 174*z^2 + 468*y*z^2 - 765*y^2*z^2 + 384*y^3*z^2 - 32*y^4*z^2 + 708*z^3 - 1224*y*z^3 + 518*y^2*z^3 - 10*y^3*z^3 - 1074*z^4 + 1164*y*z^4 - 176*y^2*z^4 + 720*z^5 - 378*y*z^5 - 180*z^6)/(12*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1 - y, 0, 1 - y, 0, z] + (((9*I)*Pi)/(y*z) + (-11*y^2 + 52*y^3 - 88*y^4 + 64*y^5 - 17*y^6 - 3*y*z + 44*y^2*z - 153*y^3*z + 212*y^4*z - 126*y^5*z + 26*y^6*z + 15*z^2 - 48*y*z^2 + 146*y^3*z^2 - 186*y^4*z^2 + 84*y^5*z^2 - 11*y^6*z^2 - 60*z^3 + 192*y*z^3 - 154*y^2*z^3 - 28*y^3*z^3 + 68*y^4*z^3 - 18*y^5*z^3 + 90*z^4 - 258*y*z^4 + 197*y^2*z^4 - 26*y^3*z^4 - 8*y^4*z^4 - 60*z^5 + 147*y*z^5 - 86*y^2*z^5 + 9*y^3*z^5 + 15*z^6 - 30*y*z^6 + 10*y^2*z^6)/(2*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1 - y, 1, 0, 0, z] + (((12*I)*Pi)/(y*z) + (8*y^2 - 104*y^3 + 246*y^4 - 212*y^5 + 62*y^6 + 30*y*z - 260*y^2*z + 850*y^3*z - 1224*y^4*z + 788*y^5*z - 184*y^6*z - 150*z^2 + 480*y*z^2 - 225*y^2*z^2 - 936*y^3*z^2 + 1484*y^4*z^2 - 760*y^5*z^2 + 107*y^6*z^2 + 600*z^3 - 1920*y*z^3 + 2146*y^2*z^3 - 610*y^3*z^3 - 430*y^4*z^3 + 214*y^5*z^3 - 900*z^4 + 2580*y*z^4 - 2797*y^2*z^4 + 1178*y^3*z^4 - 91*y^4*z^4 + 600*z^5 - 1470*y*z^5 + 1308*y^2*z^5 - 378*y^3*z^5 - 150*z^6 + 300*y*z^6 - 180*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1 - y, 1, 1, 0, z] + (((-3*I)*Pi)/(y*z) + (-11*y^2 + 68*y^3 - 132*y^4 + 104*y^5 - 29*y^6 + 48*y*z - 221*y^2*z + 246*y^3*z + 174*y^4*z - 550*y^5*z + 411*y^6*z - 108*y^7*z + 30*z^2 - 360*y*z^2 + 1159*y^2*z^2 - 1532*y^3*z^2 + 763*y^4*z^2 + 54*y^5*z^2 - 114*y^6*z^2 - 150*z^3 + 1020*y*z^3 - 2209*y^2*z^3 + 2386*y^3*z^3 - 1419*y^4*z^3 + 424*y^5*z^3 - 52*y^6*z^3 + 300*z^4 - 1440*y*z^4 + 2048*y^2*z^4 - 1500*y^3*z^4 + 702*y^4*z^4 - 140*y^5*z^4 - 300*z^5 + 1080*y*z^5 - 934*y^2*z^5 + 332*y^3*z^5 - 88*y^4*z^5 + 150*z^6 - 408*y*z^6 + 168*y^2*z^6 - 30*z^7 + 60*y*z^7)/(12*(-1 + y)^2*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[1 - y, 1, 1 - y, 0, z] + (((9*I)*Pi)/(y*z) + (-239*y^2 + 956*y^3 - 1434*y^4 + 956*y^5 - 239*y^6 + 500*y^2*z - 1660*y^3*z + 1962*y^4*z - 944*y^5*z + 142*y^6*z - 270*z^2 + 1080*y*z^2 - 1710*y^2*z^2 + 1314*y^3*z^2 - 455*y^4*z^2 + 28*y^5*z^2 + 13*y^6*z^2 + 1080*z^3 - 3780*y*z^3 + 4388*y^2*z^3 - 1736*y^3*z^3 - 80*y^4*z^3 + 128*y^5*z^3 - 1620*z^4 + 4860*y*z^4 - 4691*y^2*z^4 + 1558*y^3*z^4 - 77*y^4*z^4 + 1080*z^5 - 2700*y*z^5 + 1992*y^2*z^5 - 432*y^3*z^5 - 270*z^6 + 540*y*z^6 - 240*y^2*z^6)/(12*(-1 + y)^2*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1 - y, 1 - y, 0, 0, z] + ((47*y^2 - 212*y^3 + 348*y^4 - 248*y^5 + 65*y^6 - 42*y*z - 44*y^2*z + 520*y^3*z - 846*y^4*z + 518*y^5*z - 106*y^6*z - 60*z^2 + 408*y*z^2 - 510*y^2*z^2 - 234*y^3*z^2 + 713*y^4*z^2 - 364*y^5*z^2 + 47*y^6*z^2 + 240*z^3 - 1092*y*z^3 + 1300*y^2*z^3 - 310*y^3*z^3 - 220*y^4*z^3 + 82*y^5*z^3 - 360*z^4 + 1248*y*z^4 - 1159*y^2*z^4 + 290*y^3*z^4 + 11*y^4*z^4 + 240*z^5 - 642*y*z^5 + 396*y^2*z^5 - 54*y^3*z^5 - 60*z^6 + 120*y*z^6 - 30*y^2*z^6)*G[1 - y, 1 - y, 1, 0, z])/(12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (((-3*I)*Pi)/(y*z) + (-151*y^2 + 604*y^3 - 906*y^4 + 604*y^5 - 151*y^6 - 60*y*z + 683*y^2*z - 1800*y^3*z + 1788*y^4*z - 500*y^5*z - 219*y^6*z + 108*y^7*z - 240*z^2 + 1260*y*z^2 - 2770*y^2*z^2 + 2978*y^3*z^2 - 1303*y^4*z^2 - 108*y^5*z^2 + 183*y^6*z^2 + 1200*z^3 - 4920*y*z^3 + 7174*y^2*z^3 - 4378*y^3*z^3 + 777*y^4*z^3 + 176*y^5*z^3 - 29*y^6*z^3 - 2400*z^4 + 8280*y*z^4 - 9677*y^2*z^4 + 4434*y^3*z^4 - 543*y^4*z^4 - 64*y^5*z^4 + 2400*z^5 - 7020*y*z^5 + 6613*y^2*z^5 - 2270*y^3*z^5 + 187*y^4*z^5 - 1200*z^6 + 2940*y*z^6 - 2082*y^2*z^6 + 432*y^3*z^6 + 240*z^7 - 480*y*z^7 + 210*y^2*z^7)/(12*(-1 + y)^2*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[1 - y, 1 - y, 1 - y, 0, z] + (((12*I)*Pi)/(y*z) + (47*y^2 - 164*y^3 + 216*y^4 - 128*y^5 + 29*y^6 - 18*y*z - 157*y^2*z + 618*y^3*z - 708*y^4*z + 226*y^5*z + 93*y^6*z - 54*y^7*z + 63*z^2 - 162*y*z^2 + 461*y^2*z^2 - 1054*y^3*z^2 + 1100*y^4*z^2 - 450*y^5*z^2 + 42*y^6*z^2 - 309*z^3 + 942*y*z^3 - 1193*y^2*z^3 + 1112*y^3*z^3 - 870*y^4*z^3 + 374*y^5*z^3 - 56*y^6*z^3 + 609*z^4 - 1794*y*z^4 + 1723*y^2*z^4 - 768*y^3*z^4 + 291*y^4*z^4 - 76*y^5*z^4 - 603*z^5 + 1620*y*z^5 - 1253*y^2*z^5 + 310*y^3*z^5 - 29*y^4*z^5 + 300*z^6 - 708*y*z^6 + 417*y^2*z^6 - 54*y^3*z^6 - 60*z^7 + 120*y*z^7 - 45*y^2*z^7)/ (6*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))* G[1 - y, -y, 1 - y, 0, z] + (((-3*I)*Pi)/(y*z) + (4*y^2 - 20*y^3 + 13*y^4 + 21*y*z - 62*y^2*z + 47*y^3*z + 30*z^2 - 102*y*z^2 + 85*y^2*z^2 - 60*z^3 + 81*y*z^3 + 30*z^4)/ (6*y^3*z*(-1 + y + z)^2))*G[-y, 0, 1, 0, z] + (((15*I)*Pi)/(y*z) + (-5*y^2 + 30*y^3 - 20*y^4 + 7*y*z + 10*y^2*z - 27*y^3*z - 17*z^2 + 20*y*z^2 - 14*y^2*z^2 + 40*z^3 - 27*y*z^3 - 20*z^4)/(2*y^3*z*(-1 + y + z)^2))*G[-y, 0, 1 - y, 0, z] + (((18*I)*Pi)/(y*z) + (-38*y^2 + 196*y^3 - 128*y^4 + 42*y*z + 70*y^2*z - 172*y^3*z - 129*z^2 + 174*y*z^2 - 110*y^2*z^2 + 300*z^3 - 216*y*z^3 - 150*z^4)/(12*y^3*z*(-1 + y + z)^2))* G[-y, 1 - y, 0, 0, z] + (((-3*I)*Pi)/(y*z) + (4*y^2 - 20*y^3 + 13*y^4 + 21*y*z - 62*y^2*z + 47*y^3*z + 30*z^2 - 102*y*z^2 + 85*y^2*z^2 - 60*z^3 + 81*y*z^3 + 30*z^4)/ (6*y^3*z*(-1 + y + z)^2))*G[-y, 1 - y, 1, 0, z] + (((-6*I)*Pi)/(y*z) + (-4*y^2 + 2*y^4 + 2*y^2*z + 2*y^3*z + 9*z^2 - 18*y*z^2 + 8*y^2*z^2 - 20*z^3 + 18*y*z^3 + 10*z^4)/ (2*y^3*z*(-1 + y + z)^2))*G[-y, 1 - y, 1 - y, 0, z] + (((-24*I)*Pi)/(y*z) + (22*y^2 - 164*y^3 + 112*y^4 - 42*y*z - 50*y^2*z + 152*y^3*z + 75*z^2 - 66*y*z^2 + 58*y^2*z^2 - 180*z^3 + 108*y*z^3 + 90*z^4)/(6*y^3*z*(-1 + y + z)^2))* G[-y, -y, 1 - y, 0, z] - (77*G[0, 0, 0, 0, 0, z])/(y*z) + (49*G[0, 0, 0, 1, 0, z])/(2*y*z) + (50*G[0, 0, 0, 1 - y, 0, z])/ (y*z) + (65*G[0, 0, 1, 0, 0, z])/(2*y*z) - (5*G[0, 0, 1, 1, 0, z])/ (y*z) - (19*G[0, 0, 1, 1 - y, 0, z])/(2*y*z) + (93*G[0, 0, 1 - y, 0, 0, z])/(2*y*z) - (7*G[0, 0, 1 - y, 1, 0, z])/ (y*z) - (65*G[0, 0, 1 - y, 1 - y, 0, z])/(2*y*z) - (12*G[0, 0, -y, 1 - y, 0, z])/(y*z) + (71*G[0, 1, 0, 0, 0, z])/ (2*y*z) - (5*G[0, 1, 0, 1, 0, z])/(y*z) - (14*G[0, 1, 0, 1 - y, 0, z])/(y*z) - (7*G[0, 1, 1, 0, 0, z])/(y*z) + (3*G[0, 1, 1, 1, 0, z])/(2*y*z) + (3*G[0, 1, 1, 1 - y, 0, z])/(y*z) - (15*G[0, 1, 1 - y, 0, 0, z])/(y*z) - G[0, 1, 1 - y, 1, 0, z]/(2*y*z) + (11*G[0, 1, 1 - y, 1 - y, 0, z])/(y*z) + (77*G[0, 1 - y, 0, 0, 0, z])/ (2*y*z) - (5*G[0, 1 - y, 0, 1, 0, z])/(y*z) - (22*G[0, 1 - y, 0, 1 - y, 0, z])/(y*z) - (27*G[0, 1 - y, 1, 0, 0, z])/ (2*y*z) - (25*G[0, 1 - y, 1, 1, 0, z])/(2*y*z) + (15*G[0, 1 - y, 1, 1 - y, 0, z])/(2*y*z) - (22*G[0, 1 - y, 1 - y, 0, 0, z])/(y*z) + (5*G[0, 1 - y, 1 - y, 1, 0, z])/(2*y*z) + (13*G[0, 1 - y, 1 - y, 1 - y, 0, z])/(y*z) - (8*G[0, 1 - y, -y, 1 - y, 0, z])/(y*z) + (4*G[0, -y, 0, 1, 0, z])/ (y*z) - (13*G[0, -y, 0, 1 - y, 0, z])/(y*z) - (13*G[0, -y, 1 - y, 0, 0, z])/(y*z) + (4*G[0, -y, 1 - y, 1, 0, z])/ (y*z) + (5*G[0, -y, 1 - y, 1 - y, 0, z])/(y*z) + (22*G[0, -y, -y, 1 - y, 0, z])/(y*z) + (40*G[1, 0, 0, 0, 0, z])/ (y*z) - (13*G[1, 0, 0, 1, 0, z])/(2*y*z) - (33*G[1, 0, 0, 1 - y, 0, z])/(2*y*z) - (8*G[1, 0, 1, 0, 0, z])/(y*z) + (3*G[1, 0, 1, 1, 0, z])/(2*y*z) + G[1, 0, 1, 1 - y, 0, z]/(2*y*z) - (18*G[1, 0, 1 - y, 0, 0, z])/(y*z) - G[1, 0, 1 - y, 1, 0, z]/(2*y*z) + (12*G[1, 0, 1 - y, 1 - y, 0, z])/(y*z) - (3*G[1, 0, -y, 1 - y, 0, z])/ (y*z) - (6*G[1, 1, 0, 0, 0, z])/(y*z) + G[1, 1, 0, 1, 0, z]/(2*y*z) + (5*G[1, 1, 0, 1 - y, 0, z])/(y*z) + (7*G[1, 1, 1, 0, 0, z])/(2*y*z) + (2*G[1, 1, 1, 1, 0, z])/(y*z) + (4*G[1, 1, 1, 1 - y, 0, z])/(y*z) + (6*G[1, 1, 1 - y, 0, 0, z])/(y*z) - G[1, 1, 1 - y, 1, 0, z]/(y*z) - (2*G[1, 1, 1 - y, 1 - y, 0, z])/(y*z) - (35*G[1, 1 - y, 0, 0, 0, z])/ (2*y*z) - G[1, 1 - y, 0, 1, 0, z]/(2*y*z) + (25*G[1, 1 - y, 0, 1 - y, 0, z])/(2*y*z) + (2*G[1, 1 - y, 1, 0, 0, z])/ (y*z) + (5*G[1, 1 - y, 1, 1, 0, z])/(2*y*z) - (9*G[1, 1 - y, 1, 1 - y, 0, z])/(2*y*z) + (14*G[1, 1 - y, 1 - y, 0, 0, z])/(y*z) - G[1, 1 - y, 1 - y, 1, 0, z]/ (y*z) - (10*G[1, 1 - y, 1 - y, 1 - y, 0, z])/(y*z) - (3*G[1, 1 - y, -y, 1 - y, 0, z])/(y*z) + (24*G[1 - y, 0, 0, 0, 0, z])/ (y*z) - (4*G[1 - y, 0, 0, 1, 0, z])/(y*z) - (29*G[1 - y, 0, 0, 1 - y, 0, z])/(2*y*z) - (11*G[1 - y, 0, 1, 0, 0, z])/(y*z) - (23*G[1 - y, 0, 1, 1, 0, z])/ (2*y*z) + (7*G[1 - y, 0, 1, 1 - y, 0, z])/(y*z) - (11*G[1 - y, 0, 1 - y, 0, 0, z])/(y*z) + (3*G[1 - y, 0, 1 - y, 1, 0, z])/(2*y*z) + (13*G[1 - y, 0, 1 - y, 1 - y, 0, z])/(y*z) - (11*G[1 - y, 0, -y, 1 - y, 0, z])/(y*z) - (27*G[1 - y, 1, 0, 0, 0, z])/ (2*y*z) - (17*G[1 - y, 1, 0, 1, 0, z])/(2*y*z) + (9*G[1 - y, 1, 0, 1 - y, 0, z])/(y*z) - (23*G[1 - y, 1, 1, 0, 0, z])/ (2*y*z) + (7*G[1 - y, 1, 1, 1, 0, z])/(2*y*z) - G[1 - y, 1, 1, 1 - y, 0, z]/(y*z) + (10*G[1 - y, 1, 1 - y, 0, 0, z])/ (y*z) + (6*G[1 - y, 1, 1 - y, 1, 0, z])/(y*z) - (10*G[1 - y, 1, 1 - y, 1 - y, 0, z])/(y*z) - (17*G[1 - y, 1 - y, 0, 0, 0, z])/(2*y*z) + G[1 - y, 1 - y, 0, 1, 0, z]/ (2*y*z) + (4*G[1 - y, 1 - y, 0, 1 - y, 0, z])/(y*z) + (3*G[1 - y, 1 - y, 1, 0, 0, z])/(y*z) + (4*G[1 - y, 1 - y, 1, 1, 0, z])/(y*z) - G[1 - y, 1 - y, 1, 1 - y, 0, z]/(y*z) + (3*G[1 - y, 1 - y, 1 - y, 0, 0, z])/(y*z) - G[1 - y, 1 - y, 1 - y, 1 - y, 0, z]/(y*z) + (4*G[1 - y, 1 - y, -y, 1 - y, 0, z])/(y*z) + G[1 - y, -y, 0, 1, 0, z]/ (y*z) - (11*G[1 - y, -y, 0, 1 - y, 0, z])/(y*z) - (12*G[1 - y, -y, 1 - y, 0, 0, z])/(y*z) + G[1 - y, -y, 1 - y, 1, 0, z]/ (y*z) + (4*G[1 - y, -y, 1 - y, 1 - y, 0, z])/(y*z) + (20*G[1 - y, -y, -y, 1 - y, 0, z])/(y*z) + (5*G[-y, 0, 0, 1, 0, z])/ (y*z) - (16*G[-y, 0, 0, 1 - y, 0, z])/(y*z) + (5*G[-y, 0, 1, 0, 0, z])/(y*z) + (2*G[-y, 0, 1, 1, 0, z])/(y*z) - G[-y, 0, 1, 1 - y, 0, z]/(y*z) - (17*G[-y, 0, 1 - y, 0, 0, z])/(y*z) + (2*G[-y, 0, 1 - y, 1, 0, z])/(y*z) + (5*G[-y, 0, 1 - y, 1 - y, 0, z])/ (y*z) + (22*G[-y, 0, -y, 1 - y, 0, z])/(y*z) - (17*G[-y, 1 - y, 0, 0, 0, z])/(y*z) + (2*G[-y, 1 - y, 0, 1, 0, z])/ (y*z) + (6*G[-y, 1 - y, 0, 1 - y, 0, z])/(y*z) + (5*G[-y, 1 - y, 1, 0, 0, z])/(y*z) + (2*G[-y, 1 - y, 1, 1, 0, z])/ (y*z) - G[-y, 1 - y, 1, 1 - y, 0, z]/(y*z) + (6*G[-y, 1 - y, 1 - y, 0, 0, z])/(y*z) - G[-y, 1 - y, 1 - y, 1, 0, z]/ (y*z) - (2*G[-y, 1 - y, 1 - y, 1 - y, 0, z])/(y*z) + (6*G[-y, 1 - y, -y, 1 - y, 0, z])/(y*z) - (2*G[-y, -y, 0, 1, 0, z])/ (y*z) + (22*G[-y, -y, 0, 1 - y, 0, z])/(y*z) + (24*G[-y, -y, 1 - y, 0, 0, z])/(y*z) - (2*G[-y, -y, 1 - y, 1, 0, z])/ (y*z) - (8*G[-y, -y, 1 - y, 1 - y, 0, z])/(y*z) - (40*G[-y, -y, -y, 1 - y, 0, z])/(y*z) + ((313*Pi^2)/(18*y*z) + ((I/36)*Pi*(2737 - 10300*y + 14640*y^2 - 9328*y^3 + 2251*y^4 - 9328*z + 33026*y*z - 42354*y^2*z + 23266*y^3*z - 4610*y^4*z + 11967*z^2 - 38790*y*z^2 + 42553*y^2*z^2 - 18224*y^3*z^2 + 2332*y^4*z^2 - 6898*z^3 + 19756*y*z^3 - 16874*y^2*z^3 + 4340*y^3*z^3 + 1522*z^4 - 3692*y*z^4 + 2008*y^2*z^4))/((-1 + y)^2*y*(-1 + z)^2*z* (-1 + y + z)^2) + (20029*y - 96653*y^2 + 186331*y^3 - 179365*y^4 + 86204*y^5 - 16546*y^6 - 112133*y*z + 502751*y^2*z - 893499*y^3*z + 785375*y^4*z - 340106*y^5*z + 57612*y^6*z + 2862*z^2 + 229693*y*z^2 - 978171*y^2*z^2 + 1590666*y^3*z^2 - 1242562*y^4*z^2 + 458283*y^5*z^2 - 61095*y^6*z^2 - 11826*z^3 - 206851*y*z^3 + 881585*y^2*z^3 - 1307848*y^3*z^3 + 878800*y^4*z^3 - 252431*y^5*z^3 + 19543*y^6*z^3 + 18306*z^4 + 63290*y*z^4 - 347324*y^2*z^4 + 481224*y^3*z^4 - 265976*y^4*z^4 + 49508*y^5*z^4 - 12582*z^5 + 15692*y*z^5 + 28092*y^2*z^5 - 53148*y^3*z^5 + 22270*y^4*z^5 + 3240*z^6 - 9720*y*z^6 + 9720*y^2*z^6 - 3240*y^3*z^6)/(216*(-1 + y)^3*y^2*(-1 + z)^3*z*(-1 + y + z)^2))* Zeta[3] + G[0, 0, z]*((((-109*I)/8)*Pi^3)/(y*z) - ((I/72)*Pi*(-5026*y + 15078*y^2 - 15078*y^3 + 5026*y^4 + 16444*y*z - 40669*y^2*z + 30659*y^3*z - 6434*y^4*z - 972*z^2 - 16554*y*z^2 + 36144*y^2*z^2 - 20971*y^3*z^2 + 2191*y^4*z^2 + 3024*z^3 + 2800*y*z^3 - 10107*y^2*z^3 + 4607*y^3*z^3 - 3132*z^4 + 3416*y*z^4 - 446*y^2*z^4 + 1080*z^5 - 1080*y*z^5))/ ((-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(1625 - 2938*y + 1391*y^2 - 2166*z + 3578*y*z - 1160*y^2*z - 11649*z^2 + 12884*y*z^2 - 3774*y^2*z^2 + 35756*z^3 - 30692*y*z^3 + 5428*y^2*z^3 - 40089*z^4 + 23134*y*z^4 - 1903*y^2*z^4 + 20586*z^5 - 5966*y*z^5 - 4063*z^6))/ (144*y*(-1 + z)^4*z*(-1 + y + z)^2) + (33523*y^2 - 135964*y^3 + 206754*y^4 - 139708*y^5 + 35395*y^6 + 33523*y*z - 367983*y^2*z + 1005276*y^3*z - 1141600*y^4*z + 571689*y^5*z - 100905*y^6*z - 199835*y*z^2 + 1261462*y^2*z^2 - 2595488*y^3*z^2 + 2301399*y^4*z^2 - 859335*y^5*z^2 + 91797*y^6*z^2 + 39312*z^3 + 312028*y*z^3 - 1840464*y^2*z^3 + 3092429*y^3*z^3 - 2144901*y^4*z^3 + 568423*y^5*z^3 - 26935*y^6*z^3 - 158040*z^4 + 5636*y*z^4 + 1107633*y^2*z^4 - 1735791*y^3*z^4 + 921199*y^4*z^4 - 140421*y^5*z^4 + 238248*z^5 - 393571*y*z^5 - 62137*y^2*z^5 + 359663*y^3*z^5 - 142203*y^4*z^5 - 159624*z^6 + 320159*y*z^6 - 169978*y^2*z^6 + 9227*y^3*z^6 + 40104*z^7 - 77940*y*z^7 + 37944*y^2*z^7)/(864*(-1 + y)^2*y^2* (-1 + z)^3*z*(-1 + y + z)^2*(y + z)) - (21*Zeta[3])/(y*z)) + G[-y, 1 - y, z]*((((3*I)/2)*Pi^3)/(y*z) + (Pi^2*(8*y^2 + 20*y^3 - 19*y^4 - 21*y*z + 56*y^2*z - 53*y^3*z - 57*z^2 + 156*y*z^2 - 109*y^2*z^2 + 120*z^3 - 135*y*z^3 - 60*z^4))/ (36*y^3*z*(-1 + y + z)^2) - (15*Zeta[3])/(y*z)) + G[1 - y, 1 - y, z]*(((I/2)*Pi^3)/(y*z) + (Pi^2*(33*y^2 - 70*y^3 + 36*y^4 + 3*y*z - 123*y^2*z + 173*y^3*z - 28*y^4*z - 18*y^5*z + 30*z^2 - 75*y*z^2 + 204*y^2*z^2 - 139*y^3*z^2 - 5*y^4*z^2 - 150*z^3 + 270*y*z^3 - 204*y^2*z^3 + 39*y^3*z^3 - 3*y^4*z^3 + 300*z^4 - 390*y*z^4 + 123*y^2*z^4 - 3*y^3*z^4 - 300*z^5 + 255*y*z^5 - 33*y^2*z^5 + 150*z^6 - 63*y*z^6 - 30*z^7))/(12*y^3*(-1 + z)^3*z*(-1 + y + z)^2) - (13*Zeta[3])/(y*z)) + G[1, 1, z]*((((3*I)/2)*Pi^3)/(y*z) + (Pi^2*(113*y^2 - 154*y^3 + 59*y^4 - 18*y*z - 212*y^2*z + 129*y^3*z + 26*y^4*z - 180*z^2 + 432*y*z^2 - 171*y^2*z^2 + 132*y^3*z^2 - 49*y^4*z^2 + 720*z^3 - 1188*y*z^3 + 526*y^2*z^3 - 107*y^3*z^3 - 1080*z^4 + 1152*y*z^4 - 256*y^2*z^4 + 720*z^5 - 378*y*z^5 - 180*z^6))/(72*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (9*Zeta[3])/(2*y*z)) + G[1 - y, 1, z]*((((-3*I)/2)*Pi^3)/(y*z) + (Pi^2*(19*y^2 - 134*y^3 + 91*y^4 - 18*y*z - 83*y^2*z + 560*y^3*z - 441*y^4*z + 108*y^5*z - 180*z^2 + 450*y*z^2 - 44*y^2*z^2 - 792*y^3*z^2 + 405*y^4*z^2 + 900*z^3 - 1620*y*z^3 + 440*y^2*z^3 + 440*y^3*z^3 - 55*y^4*z^3 - 1800*z^4 + 2340*y*z^4 - 511*y^2*z^4 - 74*y^3*z^4 + 1800*z^5 - 1530*y*z^5 + 179*y^2*z^5 - 900*z^6 + 378*y*z^6 + 180*z^7))/(72*y^3*(-1 + z)^3*z*(-1 + y + z)^2) - Zeta[3]/(y*z)) + G[0, 1, z]*((((-9*I)/4)*Pi^3)/(y*z) + (Pi^2*(-56 + 44*y - 5*y^2 + 208*z - 157*y*z + 26*y^2*z - 292*z^2 + 174*y*z^2 - 17*y^2*z^2 + 184*z^3 - 61*y*z^3 - 44*z^4))/ (24*y*(-1 + z)^2*z*(-1 + y + z)^2) + Zeta[3]/(y*z)) + G[1, 0, z]*(((2*I)*Pi^3)/(y*z) + ((I/24)*Pi*(162*y - 554*y^2 + 375*y^3 - 642*y*z + 1630*y^2*z - 648*y^3*z - 360*z^2 + 1545*y*z^2 - 1838*y^2*z^2 + 276*y^3*z^2 + 1080*z^3 - 1812*y*z^3 + 762*y^2*z^3 - 1080*z^4 + 747*y*z^4 + 360*z^5))/ (y^2*(-1 + z)^2*z*(-1 + y + z)^2) + (2168*y - 4208*y^2 + 2525*y^3 - 720*z - 8658*y*z + 13233*y^2*z - 3198*y^3*z - 3444*z^2 + 23636*y*z^2 - 18278*y^2*z^2 + 1112*y^3*z^2 + 14652*z^3 - 29970*y*z^3 + 9253*y^2*z^3 - 16092*z^4 + 12824*y*z^4 + 5604*z^5)/ (144*y^2*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(373*y^2 - 302*y^3 + 40*y^4 - 30*y*z - 1372*y^2*z + 807*y^3*z + 28*y^4*z - 120*z^2 + 360*y*z^2 + 1773*y^2*z^2 - 762*y^3*z^2 - 41*y^4*z^2 + 480*z^3 - 900*y*z^3 - 922*y^2*z^3 + 257*y^3*z^3 - 720*z^4 + 840*y*z^4 + 148*y^2*z^4 + 480*z^5 - 270*y*z^5 - 120*z^6))/(72*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + Zeta[3]/(y*z)) + G[1, 1 - y, z]*((((7*I)/4)*Pi^3)/(y*z) + (Pi^2*(25*y^2 - 2*y^3 - 11*y^4 + 18*y*z - 304*y^2*z + 252*y^3*z - 50*y^4*z + 180*z^2 - 432*y*z^2 + 900*y^2*z^2 - 462*y^3*z^2 + 43*y^4*z^2 - 720*z^3 + 1188*y*z^3 - 988*y^2*z^3 + 212*y^3*z^3 + 1080*z^4 - 1152*y*z^4 + 367*y^2*z^4 - 720*z^5 + 378*y*z^5 + 180*z^6))/(72*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (11*Zeta[3])/(y*z)) + G[1 - y, 0, z]*((((13*I)/4)*Pi^3)/(y*z) + (Pi^2*(-767*y^2 + 1494*y^3 - 737*y^4 + 20*y*z + 2428*y^2*z - 3712*y^3*z + 1226*y^4*z + 80*z^2 - 240*y*z^2 - 2752*y^2*z^2 + 3066*y^3*z^2 - 551*y^4*z^2 - 320*z^3 + 600*y*z^3 + 1288*y^2*z^3 - 848*y^3*z^3 + 480*z^4 - 560*y*z^4 - 197*y^2*z^4 - 320*z^5 + 180*y*z^5 + 80*z^6))/(48*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + ((I/72)*Pi*(-3181*y^3 + 9759*y^4 - 9975*y^5 + 3397*y^6 - 7820*y^2*z + 34996*y^3*z - 53305*y^4*z + 32215*y^5*z - 6086*y^6*z - 3073*y*z^2 + 36287*y^2*z^2 - 93503*y^3*z^2 + 90347*y^4*z^2 - 33086*y^5*z^2 + 2704*y^6*z^2 + 972*z^3 + 5380*y*z^3 - 52789*y^2*z^3 + 95403*y^3*z^3 - 59827*y^4*z^3 + 10861*y^5*z^3 - 5076*z^4 + 6186*y*z^4 + 22352*y^2*z^4 - 35825*y^3*z^4 + 13011*y^4*z^4 + 9396*z^5 - 18380*y*z^5 + 6889*y^2*z^5 + 2095*y^3*z^5 - 7452*z^6 + 12047*y*z^6 - 4919*y^2*z^6 + 2160*z^7 - 2160*y*z^7))/((-1 + y)*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2) + (15289*y^3 - 60976*y^4 + 91194*y^5 - 60616*y^6 + 15109*y^7 + 39614*y^2*z - 226836*y^3*z + 472214*y^4*z - 453434*y^5*z + 199500*y^6*z - 31058*y^7*z - 2117*y*z^2 - 121488*y^2*z^2 + 552082*y^3*z^2 - 877186*y^4*z^2 + 612490*y^5*z^2 - 169368*y^6*z^2 + 5587*y^7*z^2 - 34992*z^3 + 223076*y*z^3 - 344818*y^2*z^3 + 12026*y^3*z^3 + 321166*y^4*z^3 - 207050*y^5*z^3 + 30484*y^6*z^3 + 178704*z^4 - 859140*y*z^4 + 1442926*y^2*z^4 - 1070420*y^3*z^4 + 330406*y^4*z^4 - 22476*y^5*z^4 - 326160*z^5 + 1202708*y*z^5 - 1608024*y^2*z^5 + 917316*y^3*z^5 - 185624*y^4*z^5 + 256176*z^6 - 709715*y*z^6 + 663358*y^2*z^6 - 209819*y^3*z^6 - 73728*z^7 + 145188*y*z^7 - 71568*y^2*z^7)/(864*(-1 + y)^2*y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2) + (18*Zeta[3])/(y*z)) + G[0, 1 - y, z]* (((-4*I)*Pi^3)/(y*z) + (Pi^2*(-278*y^2 + 616*y^3 - 323*y^4 - 42*y*z + 922*y^2*z - 1621*y^3*z + 477*y^4*z + 108*y^5*z - 114*z^2 + 438*y*z^2 - 1151*y^2*z^2 + 1413*y^3*z^2 - 270*y^4*z^2 + 582*z^3 - 1332*y*z^3 + 701*y^2*z^3 - 427*y^3*z^3 + 116*y^4*z^3 - 1182*z^4 + 1788*y*z^4 - 247*y^2*z^4 + 19*y^3*z^4 + 1194*z^5 - 1122*y*z^5 + 53*y^2*z^5 - 600*z^6 + 270*y*z^6 + 120*z^7))/(72*y^3*(-1 + z)^3*z* (-1 + y + z)^2) + (24*Zeta[3])/(y*z)) + G[1, z]*((-239*Pi^4)/(720*y*z) + ((I/72)*Pi^3*(179 - 70*y - 37*y^2 - 716*z + 552*y*z - 142*y^2*z + 1074*z^2 - 786*y*z^2 + 125*y^2*z^2 - 716*z^3 + 304*y*z^3 + 179*z^4))/ (y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(18*y^2 + 497*y*z + 224*y^2*z - 700*y^3*z - 2378*y*z^2 + 1827*y^2*z^2 - 586*y^3*z^2 + 1080*z^3 + 2016*y*z^3 - 2190*y^2*z^3 + 191*y^3*z^3 - 3240*z^4 + 1114*y*z^4 + 121*y^2*z^4 + 3240*z^5 - 1249*y*z^5 - 1080*z^6))/ (432*y^2*(-1 + z)^2*z^2*(-1 + y + z)^2) + ((((3*I)/2)*Pi)/(y*z) + (91*y^2 - 206*y^3 + 109*y^4 - 18*y*z - 196*y^2*z + 360*y^3*z - 110*y^4*z - 180*z^2 + 432*y*z^2 - 105*y^2*z^2 - 156*y^3*z^2 + 28*y^4*z^2 + 720*z^3 - 1188*y*z^3 + 434*y^2*z^3 + 2*y^3*z^3 - 1080*z^4 + 1152*y*z^4 - 224*y^2*z^4 + 720*z^5 - 378*y*z^5 - 180*z^6)/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*Zeta[3]) + G[0, z]*((-2323*Pi^4)/(720*y*z) + ((I/72)*Pi^3*(-20 - 140*y + 115*y^2 - 496*z + 1167*y*z - 518*y^2*z + 1464*z^2 - 1770*y*z^2 + 331*y^2*z^2 - 1360*z^3 + 743*y*z^3 + 412*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + ((I/864)*Pi*(32689*y - 132916*y^2 + 202614*y^3 - 137236*y^4 + 34849*y^5 + 32689*z - 342464*y*z + 901796*y^2*z - 973270*y^3*z + 447563*y^4*z - 66314*y^5*z - 216676*z^2 + 1144844*y*z^2 - 2064972*y^2*z^2 + 1599899*y^3*z^2 - 493678*y^4*z^2 + 30583*y^5*z^2 + 445662*z^3 - 1615570*y*z^3 + 2070539*y^2*z^3 - 1085188*y^3*z^3 + 184233*y^4*z^3 - 372376*z^4 + 994379*y*z^4 - 878506*y^2*z^4 + 256827*y^3*z^4 + 111025*z^5 - 213878*y*z^5 + 103177*y^2*z^5 - 324*z^6))/((-1 + y)^2*y*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)) + (Pi^2*(-22834*y + 67386*y^2 - 66306*y^3 + 21754*y^4 + 108764*y*z - 276313*y^2*z + 221033*y^3*z - 53484*y^4*z + 1368*z^2 - 210889*y*z^2 + 449944*y^2*z^2 - 287211*y^3*z^2 + 45384*y^4*z^2 - 5544*z^3 + 209863*y*z^3 - 359178*y^2*z^3 + 172617*y^3*z^3 - 13546*y^4*z^3 + 8424*z^4 - 109385*y*z^4 + 136990*y^2*z^4 - 40241*y^3*z^4 - 5688*z^5 + 25921*y*z^5 - 18829*y^2*z^5 + 1440*z^6 - 1440*y*z^6))/ (864*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2) + (28217*y - 116516*y^2 + 180246*y^3 - 123812*y^4 + 31865*y^5 + 28217*z - 545660*y*z + 1533057*y^2*z - 1634328*y^3*z + 711040*y^4*z - 92326*y^5*z - 440556*z^2 + 2525888*y*z^2 - 4696130*y^2*z^2 + 3620223*y^3*z^2 - 1056272*y^4*z^2 + 46847*y^5*z^2 + 1173077*z^3 - 4346008*y*z^3 + 5657807*y^2*z^3 - 2968398*y^3*z^3 + 482658*y^4*z^3 - 1137570*z^4 + 3093807*y*z^4 - 2771244*y^2*z^4 + 815871*y^3*z^4 + 377048*z^5 - 755596*y*z^5 + 379412*y^2*z^5 - 216*z^6 - 648*y*z^6)/(1728*(-1 + y)^2*y* (-1 + z)^2*z*(-1 + y + z)^2*(y + z)) + (((27*I)*Pi)/(y*z) + (-283 + 1068*y - 1522*y^2 + 972*y^3 - 235*y^4 + 1610*z - 5664*y*z + 7406*y^2*z - 4266*y^3*z + 914*y^4*z - 3827*z^2 + 12426*y*z^2 - 14666*y^2*z^2 + 7404*y^3*z^2 - 1334*y^4*z^2 + 4868*z^3 - 14444*y*z^3 + 15072*y^2*z^3 - 6392*y^3*z^3 + 884*y^4*z^3 - 3497*z^4 + 9360*y*z^4 - 8335*y^2*z^4 + 2710*y^3*z^4 - 220*y^4*z^4 + 1346*z^5 - 3192*y*z^5 + 2280*y^2*z^5 - 446*y^3*z^5 - 217*z^6 + 446*y*z^6 - 226*y^2*z^6)/(4*(-1 + y)^2*y*(-1 + z)^4*z*(-1 + y + z)^2))* Zeta[3]) + G[1 - y, z]*((-973*Pi^4)/(720*y*z) - ((I/72)*Pi^3*(299 - 670*y + 353*y^2 - 872*z + 1434*y*z - 454*y^2*z + 903*z^2 - 984*y*z^2 + 164*y^2*z^2 - 386*z^3 + 220*y*z^3 + 56*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(180*y^4 - 540*y^5 + 540*y^6 - 180*y^7 + 2152*y^3*z - 7446*y^4*z + 8400*y^5*z - 3142*y^6*z + 36*y^7*z + 4043*y^2*z^2 - 19987*y^3*z^2 + 33271*y^4*z^2 - 22573*y^5*z^2 + 5750*y^6*z^2 - 504*y^7*z^2 + 1189*y*z^3 - 16313*y^2*z^3 + 46634*y^3*z^3 - 50264*y^4*z^3 + 22580*y^5*z^3 - 3340*y^6*z^3 - 684*z^4 + 818*y*z^4 + 15148*y^2*z^4 - 35964*y^3*z^4 + 27445*y^4*z^4 - 6763*y^5*z^4 + 3852*z^5 - 13329*y*z^5 + 10051*y^2*z^5 + 1448*y^3*z^5 - 2994*y^4*z^5 - 7452*z^6 + 21248*y*z^6 - 19057*y^2*z^6 + 5261*y^3*z^6 + 6084*z^7 - 11726*y*z^7 + 6128*y^2*z^7 - 1800*z^8 + 1800*y*z^8))/(432*(-1 + y)*y^2* (-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^2) + (((-39*I)*Pi)/(y*z) + (-172*y^2 + 272*y^3 - 118*y^4 - 9*y*z + 914*y^2*z - 1199*y^3*z + 270*y^4*z + 108*y^5*z - 90*z^2 + 225*y*z^2 - 2017*y^2*z^2 + 2007*y^3*z^2 - 369*y^4*z^2 + 450*z^3 - 810*y*z^3 + 2287*y^2*z^3 - 1505*y^3*z^3 + 217*y^4*z^3 - 900*z^4 + 1170*y*z^4 - 1319*y^2*z^4 + 425*y^3*z^4 + 900*z^5 - 765*y*z^5 + 307*y^2*z^5 - 450*z^6 + 189*y*z^6 + 90*z^7)/(6*y^3*(-1 + z)^3*z*(-1 + y + z)^2))* Zeta[3]) - (248*Zeta[5])/(5*y*z)) + G[1, z]*((((-7*I)/24)*Pi^5)/(y*z) - ((I/216)*Pi^3*(1264*y - 1676*y^2 + 463*y^3 - 5524*y*z + 6513*y^2*z - 1706*y^3*z + 540*z^2 + 8007*y*z^2 - 7338*y^2*z^2 + 913*y^3*z^2 - 1620*z^3 - 4498*y*z^3 + 2501*y^2*z^3 + 1620*z^4 + 751*y*z^4 - 540*z^5))/(y^2*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(-8483*y^2 + 17266*y^3 - 5765*y^4 - 10103*y*z + 58698*y^2*z - 46481*y^3*z + 3682*y^4*z + 756*z^2 + 26240*y*z^2 - 81180*y^2*z^2 + 30274*y^3*z^2 - 752*y^4*z^2 - 22320*z^3 + 14832*y*z^3 + 17156*y^2*z^3 - 3894*y^3*z^3 + 62424*z^4 - 67972*y*z^4 + 13809*y^2*z^4 - 60912*z^5 + 37003*y*z^5 + 20052*z^6))/ (2592*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)) + (Pi^4*(1540*y^2 - 1052*y^3 + 19*y^4 - 102*y*z - 9324*y^2*z + 8844*y^3*z - 2456*y^4*z + 339*z^2 - 66*y*z^2 + 23823*y^2*z^2 - 23810*y^3*z^2 + 6731*y^4*z^2 - 1986*z^3 + 1860*y*z^3 - 32852*y^2*z^3 + 28502*y^3*z^3 - 5882*y^4*z^3 + 4869*z^4 - 4740*y*z^4 + 25758*y^2*z^4 - 15882*y^3*z^4 + 1732*y^4*z^4 - 6396*z^5 + 5250*y*z^5 - 10872*y^2*z^5 + 3398*y^3*z^5 + 4749*z^6 - 2778*y*z^6 + 1927*y^2*z^6 - 1890*z^7 + 576*y*z^7 + 315*z^8))/ (720*y^3*(-1 + z)^4*z*(-1 + y + z)^2) + (13*Pi^2*G[0, 0, 0, y])/ (6*y*z) - (35*Pi^2*G[0, 0, 1, y])/(12*y*z) + ((29*Pi^2)/(12*y*z) - ((I/12)*Pi*(5*y^2 + 62*y^3 - 49*y^4 - 36*y*z - 164*y^2*z + 138*y^3*z - 46*y^4*z + 180*z^2 - 216*y*z^2 + 588*y^2*z^2 - 390*y^3*z^2 + 59*y^4*z^2 - 720*z^3 + 864*y*z^3 - 704*y^2*z^3 + 190*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 275*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (18*y^3 - 18*y^4 - 644*y^2*z + 2010*y^3*z - 2217*y^4*z + 851*y^5*z - 546*y*z^2 + 1898*y^2*z^2 - 2444*y^3*z^2 + 1048*y^4*z^2 + 44*y^5*z^2 + 1524*z^3 - 2010*y*z^3 + 690*y^2*z^3 - 516*y^3*z^3 + 217*y^4*z^3 + 95*y^5*z^3 - 6114*z^4 + 10668*y*z^4 - 6622*y^2*z^4 + 1908*y^3*z^4 - 20*y^4*z^4 + 9198*z^5 - 14484*y*z^5 + 6802*y^2*z^5 - 976*y^3*z^5 - 6150*z^6 + 7734*y*z^6 - 2124*y^2*z^6 + 1542*z^7 - 1362*y*z^7)/(72*(-1 + y)*y^3*(-1 + z)^2* z^2*(-1 + y + z)^2))*G[0, 1, 0, y] + (29*Pi^2*G[0, 1, 1, y])/ (12*y*z) - (23*Pi^2*G[1, 0, 0, y])/(12*y*z) + (29*Pi^2*G[1, 0, 1, y])/ (12*y*z) + ((-8*Pi^2)/(3*y*z) + ((I/12)*Pi*(5*y^2 + 62*y^3 - 49*y^4 - 36*y*z - 164*y^2*z + 138*y^3*z - 46*y^4*z + 180*z^2 - 216*y*z^2 + 588*y^2*z^2 - 390*y^3*z^2 + 59*y^4*z^2 - 720*z^3 + 864*y*z^3 - 704*y^2*z^3 + 190*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 275*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (-18*y^3 + 18*y^4 + 644*y^2*z - 2010*y^3*z + 2217*y^4*z - 851*y^5*z + 546*y*z^2 - 1898*y^2*z^2 + 2444*y^3*z^2 - 1048*y^4*z^2 - 44*y^5*z^2 - 1524*z^3 + 2010*y*z^3 - 690*y^2*z^3 + 516*y^3*z^3 - 217*y^4*z^3 - 95*y^5*z^3 + 6114*z^4 - 10668*y*z^4 + 6622*y^2*z^4 - 1908*y^3*z^4 + 20*y^4*z^4 - 9198*z^5 + 14484*y*z^5 - 6802*y^2*z^5 + 976*y^3*z^5 + 6150*z^6 - 7734*y*z^6 + 2124*y^2*z^6 - 1542*z^7 + 1362*y*z^7)/(72*(-1 + y)*y^3*(-1 + z)^2* z^2*(-1 + y + z)^2))*G[1, 1, 0, y] - (23*Pi^2*G[1, 1, 1, y])/ (12*y*z) + (((9*I)*Pi)/(y*z) + (-2*y^2 + 52*y^3 - 38*y^4 - 124*y^2*z + 75*y^3*z - 20*y^4*z + 135*z^2 - 270*y*z^2 + 486*y^2*z^2 - 258*y^3*z^2 + 34*y^4*z^2 - 540*z^3 + 810*y*z^3 - 592*y^2*z^3 + 131*y^3*z^3 + 810*z^4 - 810*y*z^4 + 232*y^2*z^4 - 540*z^5 + 270*y*z^5 + 135*z^6)/(6*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 0, 1, 0, y] + (((6*I)*Pi)/(y*z) + (8*y^2 + 44*y^3 - 37*y^4 + 6*y*z - 140*y^2*z + 81*y^3*z - 22*y^4*z + 105*z^2 - 234*y*z^2 + 453*y^2*z^2 - 246*y^3*z^2 + 35*y^4*z^2 - 420*z^3 + 666*y*z^3 - 518*y^2*z^3 + 121*y^3*z^3 + 630*z^4 - 654*y*z^4 + 197*y^2*z^4 - 420*z^5 + 216*y*z^5 + 105*z^6)/(6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 1, 0, 0, y] + ((((-27*I)/2)*Pi)/(y*z) + (-3*y^2 + 14*y^3 - 9*y^4 - 18*y*z + 128*y^2*z - 128*y^3*z + 26*y^4*z - 90*z^2 + 252*y*z^2 - 436*y^2*z^2 + 210*y^3*z^2 - 15*y^4*z^2 + 360*z^3 - 648*y*z^3 + 500*y^2*z^3 - 96*y^3*z^3 - 540*z^4 + 612*y*z^4 - 189*y^2*z^4 + 360*z^5 - 198*y*z^5 - 90*z^6)/ (4*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 1, 1, 0, y] + ((((-15*I)/2)*Pi)/(y*z) + (49*y^2 - 122*y^3 + 67*y^4 - 42*y*z + 200*y^2*z - 126*y^3*z + 34*y^4*z - 330*z^2 + 828*y*z^2 - 1146*y^2*z^2 + 534*y^3*z^2 - 59*y^4*z^2 + 1320*z^3 - 2232*y*z^3 + 1496*y^2*z^3 - 286*y^3*z^3 - 1980*z^4 + 2148*y*z^4 - 599*y^2*z^4 + 1320*z^5 - 702*y*z^5 - 330*z^6)/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 0, 1, 0, y] + (((-6*I)*Pi)/(y*z) + (-8*y^2 - 44*y^3 + 37*y^4 - 6*y*z + 140*y^2*z - 81*y^3*z + 22*y^4*z - 105*z^2 + 234*y*z^2 - 453*y^2*z^2 + 246*y^3*z^2 - 35*y^4*z^2 + 420*z^3 - 666*y*z^3 + 518*y^2*z^3 - 121*y^3*z^3 - 630*z^4 + 654*y*z^4 - 197*y^2*z^4 + 420*z^5 - 216*y*z^5 - 105*z^6)/(6*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 1, 0, 0, y] + (((12*I)*Pi)/(y*z) + (-6*y^2 - 4*y^3 + 6*y^4 + 16*y*z - 68*y^2*z + 52*y^3*z + 55*z^2 - 142*y*z^2 + 117*y^2*z^2 - 110*z^3 + 126*y*z^3 + 55*z^4)/ (2*y^3*z*(-1 + y + z)^2))*G[1, 1, 1, 0, y] - (25*G[0, 0, 0, 1, 0, y])/(2*y*z) - (4*G[0, 0, 1, 0, 0, y])/(y*z) + (35*G[0, 0, 1, 1, 0, y])/(2*y*z) - (4*G[0, 1, 0, 0, 0, y])/(y*z) + (27*G[0, 1, 0, 1, 0, y])/(2*y*z) + (29*G[0, 1, 1, 0, 0, y])/(2*y*z) - (29*G[0, 1, 1, 1, 0, y])/(2*y*z) + (23*G[1, 0, 0, 1, 0, y])/(2*y*z) + (7*G[1, 0, 1, 0, 0, y])/(2*y*z) - (29*G[1, 0, 1, 1, 0, y])/(2*y*z) + (4*G[1, 1, 0, 0, 0, y])/(y*z) - (25*G[1, 1, 0, 1, 0, y])/(2*y*z) - (14*G[1, 1, 1, 0, 0, y])/(y*z) + (23*G[1, 1, 1, 1, 0, y])/(2*y*z) + ((-65*Pi^2)/(12*y*z) - ((I/12)*Pi*(127*y^2 - 182*y^3 + 73*y^4 + 36*y*z - 580*y^2*z + 870*y^3*z - 362*y^4*z - 180*z^2 + 216*y*z^2 + 798*y^2*z^2 - 1086*y^3*z^2 + 235*y^4*z^2 + 720*z^3 - 864*y*z^3 - 364*y^2*z^3 + 398*y^3*z^3 - 1080*z^4 + 936*y*z^4 + 19*y^2*z^4 + 720*z^5 - 324*y*z^5 - 180*z^6))/(y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (-12*y^3 + 12*y^4 - 504*y^2*z + 1430*y^3*z - 1265*y^4*z + 339*y^5*z - 182*y*z^2 + 3034*y^2*z^2 - 7154*y^3*z^2 + 5861*y^4*z^2 - 1559*y^5*z^2 + 508*z^3 - 728*y*z^3 - 5282*y^2*z^3 + 12686*y^3*z^3 - 9115*y^4*z^3 + 1931*y^5*z^3 - 2546*z^4 + 5186*y*z^4 + 1734*y^2*z^4 - 9396*y^3*z^4 + 5565*y^4*z^4 - 603*y^5*z^4 + 5104*z^5 - 9824*y*z^5 + 3710*y^2*z^5 + 2416*y^3*z^5 - 1166*y^4*z^5 - 5116*z^6 + 8366*y*z^6 - 3640*y^2*z^6 + 30*y^3*z^6 + 2564*z^7 - 3272*y*z^7 + 948*y^2*z^7 - 514*z^8 + 454*y*z^8)/(24*(-1 + y)*y^3*(-1 + z)^3*z^2* (-1 + y + z)^2))*Zeta[3] + G[0, 0, y]*(((-2*I)*Pi^3)/(y*z) + (Pi^2*(-71 + 34*y + 10*y^2 + 272*z - 180*y*z + 28*y^2*z - 393*z^2 + 234*y*z^2 - 26*y^2*z^2 + 254*z^3 - 88*y*z^3 - 62*z^4))/ (36*y*(-1 + z)^2*z*(-1 + y + z)^2) - (25*Zeta[3])/(2*y*z)) + G[1, 1, y]*(((-2*I)*Pi^3)/(y*z) + (Pi^2*(6*y^2 + 4*y^3 - 6*y^4 - 16*y*z + 68*y^2*z - 52*y^3*z - 55*z^2 + 142*y*z^2 - 117*y^2*z^2 + 110*z^3 - 126*y*z^3 - 55*z^4))/(12*y^3*z*(-1 + y + z)^2) - Zeta[3]/(2*y*z)) + G[0, 1, y]*((((9*I)/4)*Pi^3)/(y*z) + (Pi^2*(3*y^2 - 14*y^3 + 9*y^4 + 18*y*z - 128*y^2*z + 128*y^3*z - 26*y^4*z + 90*z^2 - 252*y*z^2 + 436*y^2*z^2 - 210*y^3*z^2 + 15*y^4*z^2 - 360*z^3 + 648*y*z^3 - 500*y^2*z^3 + 96*y^3*z^3 + 540*z^4 - 612*y*z^4 + 189*y^2*z^4 - 360*z^5 + 198*y*z^5 + 90*z^6))/(24*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (2*Zeta[3])/(y*z)) + G[1, 0, y]*((((7*I)/4)*Pi^3)/(y*z) + (Pi^2*(25*y^2 - 2*y^3 - 11*y^4 + 18*y*z - 304*y^2*z + 252*y^3*z - 50*y^4*z + 180*z^2 - 432*y*z^2 + 900*y^2*z^2 - 462*y^3*z^2 + 43*y^4*z^2 - 720*z^3 + 1188*y*z^3 - 988*y^2*z^3 + 212*y^3*z^3 + 1080*z^4 - 1152*y*z^4 + 367*y^2*z^4 - 720*z^5 + 378*y*z^5 + 180*z^6))/(72*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (11*Zeta[3])/(y*z)) + (8*Zeta[5])/(y*z)) + G[1 - y, z]*((((19*I)/15)*Pi^5)/(y*z) + ((I/432)*Pi^3*(-3181*y^3 + 9759*y^4 - 9975*y^5 + 3397*y^6 - 7820*y^2*z + 34996*y^3*z - 53305*y^4*z + 32215*y^5*z - 6086*y^6*z - 3073*y*z^2 + 36287*y^2*z^2 - 93503*y^3*z^2 + 90347*y^4*z^2 - 33086*y^5*z^2 + 2704*y^6*z^2 + 972*z^3 + 5380*y*z^3 - 52789*y^2*z^3 + 95403*y^3*z^3 - 59827*y^4*z^3 + 10861*y^5*z^3 - 5076*z^4 + 6186*y*z^4 + 22352*y^2*z^4 - 35825*y^3*z^4 + 13011*y^4*z^4 + 9396*z^5 - 18380*y*z^5 + 6889*y^2*z^5 + 2095*y^3*z^5 - 7452*z^6 + 12047*y*z^6 - 4919*y^2*z^6 + 2160*z^7 - 2160*y*z^7))/((-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (Pi^2*(15289*y^3 - 60976*y^4 + 91194*y^5 - 60616*y^6 + 15109*y^7 + 39614*y^2*z - 226836*y^3*z + 472214*y^4*z - 453434*y^5*z + 199500*y^6*z - 31058*y^7*z - 2117*y*z^2 - 121488*y^2*z^2 + 552082*y^3*z^2 - 877186*y^4*z^2 + 612490*y^5*z^2 - 169368*y^6*z^2 + 5587*y^7*z^2 - 34992*z^3 + 223076*y*z^3 - 344818*y^2*z^3 + 12026*y^3*z^3 + 321166*y^4*z^3 - 207050*y^5*z^3 + 30484*y^6*z^3 + 178704*z^4 - 859140*y*z^4 + 1442926*y^2*z^4 - 1070420*y^3*z^4 + 330406*y^4*z^4 - 22476*y^5*z^4 - 326160*z^5 + 1202708*y*z^5 - 1608024*y^2*z^5 + 917316*y^3*z^5 - 185624*y^4*z^5 + 256176*z^6 - 709715*y*z^6 + 663358*y^2*z^6 - 209819*y^3*z^6 - 73728*z^7 + 145188*y*z^7 - 71568*y^2*z^7))/(5184*(-1 + y)^2*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2) + (Pi^4*(6485*y^2 - 25328*y^3 + 37227*y^4 - 24410*y^5 + 6026*y^6 - 306*y*z - 25621*y^2*z + 93630*y^3*z - 122883*y^4*z + 67594*y^5*z - 11118*y^6*z - 1296*y^7*z + 1017*z^2 - 2538*y*z^2 + 43547*y^2*z^2 - 135994*y^3*z^2 + 158792*y^4*z^2 - 77202*y^5*z^2 + 12378*y^6*z^2 - 4941*z^3 + 14958*y*z^3 - 45815*y^2*z^3 + 97730*y^3*z^3 - 96540*y^4*z^3 + 39302*y^5*z^3 - 4694*y^6*z^3 + 9666*z^4 - 28476*y*z^4 + 35683*y^2*z^4 - 35790*y^3*z^4 + 25137*y^4*z^4 - 6580*y^5*z^4 - 9522*z^5 + 25650*y*z^5 - 19499*y^2*z^5 + 6184*y^3*z^5 - 1733*y^4*z^5 + 4725*z^6 - 11178*y*z^6 + 5805*y^2*z^6 - 432*y^3*z^6 - 945*z^7 + 1890*y*z^7 - 585*y^2*z^7))/ (2160*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2) - (Pi^2*G[0, 0, 0, y])/(3*y*z) - (37*Pi^2*G[0, 0, 1, y])/(12*y*z) + ((34*Pi^2)/(3*y*z) + ((I/12)*Pi*(445*y^2 - 818*y^3 + 391*y^4 - 36*y*z - 1312*y^2*z + 1914*y^3*z - 602*y^4*z + 180*z^2 - 216*y*z^2 + 1545*y^2*z^2 - 1464*y^3*z^2 + 256*y^4*z^2 - 720*z^3 + 864*y*z^3 - 934*y^2*z^3 + 368*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 256*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/ (y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (-180*y^5 + 540*y^6 - 540*y^7 + 180*y^8 - 3227*y^4*z + 9807*y^5*z - 10041*y^6*z + 3497*y^7*z - 36*y^8*z - 6835*y^3*z^2 + 31355*y^4*z^2 - 48563*y^5*z^2 + 30707*y^6*z^2 - 7168*y^7*z^2 + 504*y^8*z^2 - 3362*y^2*z^3 + 33166*y^3*z^3 - 83863*y^4*z^3 + 82927*y^5*z^3 - 33481*y^6*z^3 + 4127*y^7*z^3 - 1692*y*z^4 + 13820*y^2*z^4 - 56030*y^3*z^4 + 87390*y^4*z^4 - 54203*y^5*z^4 + 10895*y^6*z^4 - 1524*z^5 + 9450*y*z^5 - 22203*y^2*z^5 + 37375*y^3*z^5 - 32602*y^4*z^5 + 10296*y^5*z^5 + 6114*z^6 - 19578*y*z^6 + 18902*y^2*z^6 - 7477*y^3*z^6 + 1679*y^4*z^6 - 9198*z^7 + 18936*y*z^7 - 9665*y^2*z^7 - 199*y^3*z^7 + 6150*z^8 - 8478*y*z^8 + 2508*y^2*z^8 - 1542*z^9 + 1362*y*z^9)/(72*(-1 + y)*y^3*(-1 + z)^2* z^2*(-1 + y + z)^2*(y + z)^2))*G[0, 1, 0, y] + (23*Pi^2*G[0, 1, 1, y])/(12*y*z) + ((157*Pi^2)/(12*y*z) + ((I/12)*Pi*(505 - 1010*y + 505*y^2 - 1660*z + 2580*y*z - 866*y^2*z + 2040*z^2 - 2202*y*z^2 + 397*y^2*z^2 - 1120*z^3 + 632*y*z^3 + 235*z^4))/(y*(-1 + z)^2*z*(-1 + y + z)^2) + (-180*y^4 + 540*y^5 - 540*y^6 + 180*y^7 - 3523*y^3*z + 11145*y^4*z - 11757*y^5*z + 4171*y^6*z - 36*y^7*z - 7766*y^2*z^2 + 36232*y^3*z^2 - 57463*y^4*z^2 + 37183*y^5*z^2 - 8690*y^6*z^2 + 504*y^7*z^2 - 2659*y*z^3 + 35807*y^2*z^3 - 97982*y^3*z^3 + 101078*y^4*z^3 - 41693*y^5*z^3 + 4909*y^6*z^3 + 1170*z^4 + 3556*y*z^4 - 52027*y^2*z^4 + 102171*y^3*z^4 - 69151*y^4*z^4 + 14281*y^5*z^4 - 6030*z^5 + 10185*y*z^5 + 19499*y^2*z^5 - 37295*y^3*z^5 + 14721*y^4*z^5 + 11070*z^6 - 22922*y*z^6 + 10657*y^2*z^6 + 1195*y^3*z^6 - 8730*z^7 + 14360*y*z^7 - 6170*y^2*z^7 + 2520*z^8 - 2520*y*z^8)/(72*(-1 + y)*y^2*(-1 + z)^2* z^2*(-1 + y + z)^2*(y + z)^2))*G[1, 0, 0, y] + (3*Pi^2*G[1, 0, 1, y])/(4*y*z) + ((59*Pi^2)/(12*y*z) + ((I/4)*Pi*(-13*y^2 + 26*y^3 - 13*y^4 + 12*y*z - 92*y^2*z + 144*y^3*z - 70*y^4*z - 60*z^2 + 72*y*z^2 + 264*y^2*z^2 - 318*y^3*z^2 + 59*y^4*z^2 + 240*z^3 - 288*y*z^3 - 200*y^2*z^3 + 148*y^3*z^3 - 360*z^4 + 312*y*z^4 + 41*y^2*z^4 + 240*z^5 - 108*y*z^5 - 60*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (439*y^4 - 1461*y^5 + 1605*y^6 - 583*y^7 - 370*y^3*z + 1970*y^4*z - 3035*y^5*z + 1961*y^6*z - 526*y^7*z + 169*y^2*z^2 + 8491*y^3*z^2 - 26872*y^4*z^2 + 28576*y^5*z^2 - 10753*y^6*z^2 + 713*y^7*z^2 + 2304*y*z^3 - 994*y^2*z^3 - 31817*y^3*z^3 + 63975*y^4*z^3 - 40439*y^5*z^3 + 6791*y^6*z^3 + 1524*z^4 - 11970*y*z^4 + 4521*y^2*z^4 + 43303*y^3*z^4 - 54601*y^4*z^4 + 16755*y^5*z^4 - 6114*z^5 + 23502*y*z^5 - 9964*y^2*z^5 - 22549*y^3*z^5 + 15485*y^4*z^5 + 9198*z^6 - 21672*y*z^6 + 9496*y^2*z^6 + 2942*y^3*z^6 - 6150*z^7 + 9198*y*z^7 - 3228*y^2*z^7 + 1542*z^8 - 1362*y*z^8)/(72*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2))*G[1, 1, 0, y] + (7*Pi^2*G[1, 1, 1, y])/(6*y*z) + ((((45*I)/2)*Pi)/(y*z) + (114*y^2 - 440*y^3 + 640*y^4 - 416*y^5 + 102*y^6 + 12*y*z - 462*y^2*z + 1559*y^3*z - 2066*y^4*z + 1279*y^5*z - 358*y^6*z + 36*y^7*z + 48*z^2 - 252*y*z^2 + 1086*y^2*z^2 - 2359*y^3*z^2 + 2445*y^4*z^2 - 1185*y^5*z^2 + 217*y^6*z^2 - 244*z^3 + 992*y*z^3 - 1978*y^2*z^3 + 2257*y^3*z^3 - 1397*y^4*z^3 + 403*y^5*z^3 - 33*y^6*z^3 + 494*z^4 - 1684*y*z^4 + 2388*y^2*z^4 - 1617*y^3*z^4 + 474*y^4*z^4 - 45*y^5*z^4 - 498*z^5 + 1440*y*z^5 - 1620*y^2*z^5 + 744*y^3*z^5 - 96*y^4*z^5 + 250*z^6 - 608*y*z^6 + 532*y^2*z^6 - 144*y^3*z^6 - 50*z^7 + 100*y*z^7 - 60*y^2*z^7)/(4*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2))* G[0, 0, 1, 0, y] + (((33*I)*Pi)/(y*z) + (476*y^2 - 856*y^3 + 404*y^4 + 12*y*z - 2056*y^2*z + 2986*y^3*z - 912*y^4*z - 108*y^5*z + 210*z^2 - 480*y*z^2 + 3761*y^2*z^2 - 3972*y^3*z^2 + 849*y^4*z^2 - 1050*z^3 + 1800*y*z^3 - 3707*y^2*z^3 + 2410*y^3*z^3 - 341*y^4*z^3 + 2100*z^4 - 2640*y*z^4 + 1975*y^2*z^4 - 568*y^3*z^4 - 2100*z^5 + 1740*y*z^5 - 449*y^2*z^5 + 1050*z^6 - 432*y*z^6 - 210*z^7)/(12*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[0, 1, 0, 0, y] + (((-15*I)*Pi)/(y*z) + (158*y^2 - 584*y^3 + 816*y^4 - 512*y^5 + 122*y^6 + 18*y*z - 128*y^2*z + 160*y^3*z + 96*y^4*z - 250*y^5*z + 104*y^6*z + 396*z^2 - 1656*y*z^2 + 1911*y^2*z^2 + 276*y^3*z^2 - 1780*y^4*z^2 + 992*y^5*z^2 - 139*y^6*z^2 - 1572*z^3 + 5628*y*z^3 - 6362*y^2*z^3 + 1832*y^3*z^3 + 878*y^4*z^3 - 404*y^5*z^3 + 2346*z^4 - 7140*y*z^4 + 7073*y^2*z^4 - 2386*y^3*z^4 + 77*y^4*z^4 - 1560*z^5 + 3930*y*z^5 - 3012*y^2*z^5 + 702*y^3*z^5 + 390*z^6 - 780*y*z^6 + 360*y^2*z^6)/(12*(-1 + y)^2*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 1, 1, 0, y] + ((((51*I)/2)*Pi)/(y*z) + (-499 + 998*y - 499*y^2 + 1696*z - 2649*y*z + 902*y^2*z - 2169*z^2 + 2352*y*z^2 - 427*y^2*z^2 + 1246*z^3 - 701*y*z^3 - 274*z^4)/(12*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, 0, 0, y] + (((-15*I)*Pi)/(y*z) + (176*y^2 - 680*y^3 + 990*y^4 - 644*y^5 + 158*y^6 + 30*y*z - 320*y^2*z + 808*y^3*z - 792*y^4*z + 290*y^5*z - 16*y^6*z + 336*z^2 - 1464*y*z^2 + 2025*y^2*z^2 - 684*y^3*z^2 - 598*y^4*z^2 + 452*y^5*z^2 - 67*y^6*z^2 - 1332*z^3 + 4860*y*z^3 - 5750*y^2*z^3 + 2108*y^3*z^3 + 362*y^4*z^3 - 248*y^5*z^3 + 1986*z^4 - 6108*y*z^4 + 6125*y^2*z^4 - 2146*y^3*z^4 + 113*y^4*z^4 - 1320*z^5 + 3342*y*z^5 - 2556*y^2*z^5 + 594*y^3*z^5 + 330*z^6 - 660*y*z^6 + 300*y^2*z^6)/(12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, 1, 0, y] + (((-6*I)*Pi)/(y*z) + (85*y^2 - 170*y^3 + 85*y^4 + 12*y*z + 116*y^2*z - 258*y^3*z + 166*y^4*z + 210*z^2 - 468*y*z^2 - 528*y^2*z^2 + 858*y^3*z^2 - 167*y^4*z^2 - 840*z^3 + 1332*y*z^3 + 368*y^2*z^3 - 430*y^3*z^3 + 1260*z^4 - 1308*y*z^4 - 41*y^2*z^4 - 840*z^5 + 432*y*z^5 + 210*z^6)/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 1, 0, 0, y] + (((3*I)*Pi)/(y*z) + (-256*y^2 + 512*y^3 - 256*y^4 - 108*y*z + 868*y^2*z - 1020*y^3*z + 236*y^4*z - 270*z^2 + 972*y*z^2 - 1431*y^2*z^2 + 642*y^3*z^2 - 49*y^4*z^2 + 1080*z^3 - 2268*y*z^3 + 1282*y^2*z^3 - 134*y^3*z^3 - 1620*z^4 + 2052*y*z^4 - 463*y^2*z^4 + 1080*z^5 - 648*y*z^5 - 270*z^6)/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2))*G[1, 1, 1, 0, y] - (75*G[0, 0, 0, 1, 0, y])/ (2*y*z) - (61*G[0, 0, 1, 0, 0, y])/(2*y*z) + (37*G[0, 0, 1, 1, 0, y])/ (2*y*z) - (69*G[0, 1, 0, 0, 0, y])/(2*y*z) + (65*G[0, 1, 0, 1, 0, y])/ (2*y*z) + (55*G[0, 1, 1, 0, 0, y])/(2*y*z) - (23*G[0, 1, 1, 1, 0, y])/ (2*y*z) - (24*G[1, 0, 0, 0, 0, y])/(y*z) + (27*G[1, 0, 0, 1, 0, y])/ (2*y*z) + (51*G[1, 0, 1, 0, 0, y])/(2*y*z) - (9*G[1, 0, 1, 1, 0, y])/ (2*y*z) + (14*G[1, 1, 0, 0, 0, y])/(y*z) - (3*G[1, 1, 0, 1, 0, y])/ (2*y*z) - (9*G[1, 1, 1, 0, 0, y])/(y*z) - (7*G[1, 1, 1, 1, 0, y])/ (y*z) + ((-56*Pi^2)/(3*y*z) - ((I/6)*Pi*(173*y^2 - 274*y^3 + 119*y^4 - 18*y*z - 620*y^2*z + 840*y^3*z - 274*y^4*z + 90*z^2 - 108*y*z^2 + 921*y^2*z^2 - 840*y^3*z^2 + 146*y^4*z^2 - 360*z^3 + 432*y*z^3 - 674*y^2*z^3 + 274*y^3*z^3 + 540*z^4 - 468*y*z^4 + 200*y^2*z^4 - 360*z^5 + 162*y*z^5 + 90*z^6))/(y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (90*y^5 - 270*y^6 + 270*y^7 - 90*y^8 + 1246*y^4*z - 3504*y^5*z + 3360*y^6*z - 1120*y^7*z + 18*y^8*z + 3137*y^3*z^2 - 14224*y^4*z^2 + 21349*y^5*z^2 - 13096*y^6*z^2 + 3086*y^7*z^2 - 252*y^8*z^2 + 1948*y^2*z^3 - 19508*y^3*z^3 + 48308*y^4*z^3 - 46676*y^5*z^3 + 18011*y^6*z^3 - 2029*y^7*z^3 + 1125*y*z^4 - 11545*y^2*z^4 + 45925*y^3*z^4 - 68292*y^4*z^4 + 39847*y^5*z^4 - 7150*y^6*z^4 + 762*z^5 - 6480*y*z^5 + 25035*y^2*z^5 - 49277*y^3*z^5 + 41255*y^4*z^5 - 11313*y^5*z^5 - 3057*z^6 + 13362*y*z^6 - 25381*y^2*z^6 + 24080*y^3*z^6 - 8824*y^4*z^6 + 4599*z^7 - 12465*y*z^7 + 12097*y^2*z^7 - 4357*y^3*z^7 - 3075*z^8 + 5139*y*z^8 - 2154*y^2*z^8 + 771*z^9 - 681*y*z^9)/(36*(-1 + y)*y^3*(-1 + z)^2*z^2*(-1 + y + z)^2* (y + z)^2))*Zeta[3] + G[0, 1, y]*((((5*I)/2)*Pi^3)/(y*z) + (Pi^2*(-158*y^2 + 584*y^3 - 816*y^4 + 512*y^5 - 122*y^6 - 18*y*z + 128*y^2*z - 160*y^3*z - 96*y^4*z + 250*y^5*z - 104*y^6*z - 396*z^2 + 1656*y*z^2 - 1911*y^2*z^2 - 276*y^3*z^2 + 1780*y^4*z^2 - 992*y^5*z^2 + 139*y^6*z^2 + 1572*z^3 - 5628*y*z^3 + 6362*y^2*z^3 - 1832*y^3*z^3 - 878*y^4*z^3 + 404*y^5*z^3 - 2346*z^4 + 7140*y*z^4 - 7073*y^2*z^4 + 2386*y^3*z^4 - 77*y^4*z^4 + 1560*z^5 - 3930*y*z^5 + 3012*y^2*z^5 - 702*y^3*z^5 - 390*z^6 + 780*y*z^6 - 360*y^2*z^6))/ (72*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (26*Zeta[3])/(y*z)) + G[1, 0, y]*((((-9*I)/2)*Pi^3)/(y*z) + (Pi^2*(2489*y^2 - 4930*y^3 + 2453*y^4 - 36*y*z - 8012*y^2*z + 12402*y^3*z - 4138*y^4*z - 360*z^2 + 864*y*z^2 + 9210*y^2*z^2 - 10398*y^3*z^2 + 1877*y^4*z^2 + 1440*z^3 - 2376*y*z^3 - 4340*y^2*z^3 + 2926*y^3*z^3 - 2160*z^4 + 2304*y*z^4 + 653*y^2*z^4 + 1440*z^5 - 756*y*z^5 - 360*z^6))/ (144*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - ((I/72)*Pi*(-3181*y^3 + 9759*y^4 - 9975*y^5 + 3397*y^6 - 7820*y^2*z + 34996*y^3*z - 53305*y^4*z + 32215*y^5*z - 6086*y^6*z - 3073*y*z^2 + 36287*y^2*z^2 - 93503*y^3*z^2 + 90347*y^4*z^2 - 33086*y^5*z^2 + 2704*y^6*z^2 + 972*z^3 + 5380*y*z^3 - 52789*y^2*z^3 + 95403*y^3*z^3 - 59827*y^4*z^3 + 10861*y^5*z^3 - 5076*z^4 + 6186*y*z^4 + 22352*y^2*z^4 - 35825*y^3*z^4 + 13011*y^4*z^4 + 9396*z^5 - 18380*y*z^5 + 6889*y^2*z^5 + 2095*y^3*z^5 - 7452*z^6 + 12047*y*z^6 - 4919*y^2*z^6 + 2160*z^7 - 2160*y*z^7))/((-1 + y)*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2) + (-15289*y^3 + 60976*y^4 - 91194*y^5 + 60616*y^6 - 15109*y^7 - 39614*y^2*z + 226836*y^3*z - 472214*y^4*z + 453434*y^5*z - 199500*y^6*z + 31058*y^7*z + 2117*y*z^2 + 121488*y^2*z^2 - 552082*y^3*z^2 + 877186*y^4*z^2 - 612490*y^5*z^2 + 169368*y^6*z^2 - 5587*y^7*z^2 + 34992*z^3 - 223076*y*z^3 + 344818*y^2*z^3 - 12026*y^3*z^3 - 321166*y^4*z^3 + 207050*y^5*z^3 - 30484*y^6*z^3 - 178704*z^4 + 859140*y*z^4 - 1442926*y^2*z^4 + 1070420*y^3*z^4 - 330406*y^4*z^4 + 22476*y^5*z^4 + 326160*z^5 - 1202708*y*z^5 + 1608024*y^2*z^5 - 917316*y^3*z^5 + 185624*y^4*z^5 - 256176*z^6 + 709715*y*z^6 - 663358*y^2*z^6 + 209819*y^3*z^6 + 73728*z^7 - 145188*y*z^7 + 71568*y^2*z^7)/(864*(-1 + y)^2*y^2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2) - (9*Zeta[3])/(y*z)) + G[1, 1, y]* (((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(256*y^2 - 512*y^3 + 256*y^4 + 108*y*z - 868*y^2*z + 1020*y^3*z - 236*y^4*z + 270*z^2 - 972*y*z^2 + 1431*y^2*z^2 - 642*y^3*z^2 + 49*y^4*z^2 - 1080*z^3 + 2268*y*z^3 - 1282*y^2*z^3 + 134*y^3*z^3 + 1620*z^4 - 2052*y*z^4 + 463*y^2*z^4 - 1080*z^5 + 648*y*z^5 + 270*z^6))/ (72*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + Zeta[3]/(y*z)) + G[0, 0, y]*(((-1/4*I)*Pi^3)/(y*z) + (Pi^2*(280 - 656*y + 352*y^2 - 832*z + 1383*y*z - 428*y^2*z + 888*z^2 - 936*y*z^2 + 145*y^2*z^2 - 400*z^3 + 209*y*z^3 + 64*z^4))/(72*y*(-1 + z)^2*z*(-1 + y + z)^2) + (45*Zeta[3])/(y*z)) + (102*Zeta[5])/(y*z)) + G[1, y]*((((39*I)/40)*Pi^5)/(y*z) + ((I/432)*Pi^3*(-1571*y^3 + 4929*y^4 - 5145*y^5 + 1787*y^6 - 4600*y^2*z + 16088*y^3*z - 22307*y^4*z + 13685*y^5*z - 2866*y^6*z - 1463*y*z^2 + 12853*y^2*z^2 - 28777*y^3*z^2 + 26485*y^4*z^2 - 10516*y^5*z^2 + 1094*y^6*z^2 + 972*z^3 - 4084*y*z^3 + 3205*y^2*z^3 + 3693*y^3*z^3 - 5777*y^4*z^3 + 1991*y^5*z^3 - 5184*z^4 + 23838*y*z^4 - 35660*y^2*z^4 + 20999*y^3*z^4 - 3345*y^4*z^4 + 9612*z^5 - 31732*y*z^5 + 32567*y^2*z^5 - 10447*y^3*z^5 - 7560*z^6 + 15601*y*z^6 - 8365*y^2*z^6 + 2160*z^7 - 2160*y*z^7))/((-1 + y)*y^2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (Pi^2*(4331*y^3 - 18224*y^4 + 28686*y^5 - 20024*y^6 + 5231*y^7 + 12754*y^2*z - 59420*y^3*z + 117670*y^4*z - 120398*y^5*z + 61696*y^6*z - 12302*y^7*z - 895*y*z^2 - 11128*y^2*z^2 + 68304*y^3*z^2 - 135986*y^4*z^2 + 121920*y^5*z^2 - 45832*y^6*z^2 + 3617*y^7*z^2 - 12168*z^3 + 91340*y*z^3 - 239094*y^2*z^3 + 273530*y^3*z^3 - 131074*y^4*z^3 + 13198*y^5*z^3 + 4160*y^6*z^3 + 61272*z^4 - 334730*y*z^4 + 670398*y^2*z^4 - 622920*y^3*z^4 + 262478*y^4*z^4 - 36498*y^5*z^4 - 110616*z^5 + 447344*y*z^5 - 656048*y^2*z^5 + 414400*y^3*z^5 - 94864*y^4*z^5 + 86088*z^6 - 251383*y*z^6 + 246974*y^2*z^6 - 81679*y^3*z^6 - 24576*z^7 + 48324*y*z^7 - 23856*y^2*z^7))/(1728*(-1 + y)^2*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^2) + (Pi^4*(3154*y^2 - 11968*y^3 + 17142*y^4 - 10996*y^5 + 2668*y^6 - 198*y*z - 2924*y^2*z + 14094*y^3*z - 17316*y^4*z + 3020*y^5*z + 5916*y^6*z - 2592*y^7*z + 1827*z^2 - 6318*y*z^2 - 8519*y^2*z^2 + 34168*y^3*z^2 - 33206*y^4*z^2 + 15156*y^5*z^2 - 3396*y^6*z^2 - 9261*z^3 + 31158*y*z^3 + 3461*y^2*z^3 - 70892*y^3*z^3 + 61710*y^4*z^3 - 15308*y^5*z^3 - 4*y^6*z^3 + 18711*z^4 - 57366*y*z^4 + 23831*y^2*z^4 + 41880*y^3*z^4 - 34176*y^4*z^4 + 5536*y^5*z^4 - 18837*z^5 + 51300*y*z^5 - 29443*y^2*z^5 - 6418*y^3*z^5 + 5846*y^4*z^5 + 9450*z^6 - 22356*y*z^6 + 11610*y^2*z^6 - 864*y^3*z^6 - 1890*z^7 + 3780*y*z^7 - 1170*y^2*z^7))/ (4320*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2) + (((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(-11*y^2 + 68*y^3 - 132*y^4 + 104*y^5 - 29*y^6 + 48*y*z - 221*y^2*z + 246*y^3*z + 174*y^4*z - 550*y^5*z + 411*y^6*z - 108*y^7*z + 30*z^2 - 360*y*z^2 + 1159*y^2*z^2 - 1532*y^3*z^2 + 763*y^4*z^2 + 54*y^5*z^2 - 114*y^6*z^2 - 150*z^3 + 1020*y*z^3 - 2209*y^2*z^3 + 2386*y^3*z^3 - 1419*y^4*z^3 + 424*y^5*z^3 - 52*y^6*z^3 + 300*z^4 - 1440*y*z^4 + 2048*y^2*z^4 - 1500*y^3*z^4 + 702*y^4*z^4 - 140*y^5*z^4 - 300*z^5 + 1080*y*z^5 - 934*y^2*z^5 + 332*y^3*z^5 - 88*y^4*z^5 + 150*z^6 - 408*y*z^6 + 168*y^2*z^6 - 30*z^7 + 60*y*z^7))/(72*(-1 + y)^2*y^3*(-1 + z)^3*z* (-1 + y + z)^2))*G[1 - y, 1, z] + (11*Pi^2*G[0, 0, 0, z])/ (6*y*z) - (19*Pi^2*G[0, 0, 1, z])/(12*y*z) - (17*Pi^2*G[0, 0, 1 - y, z])/(12*y*z) - (2*Pi^2*G[0, 0, -y, z])/(y*z) - (2*Pi^2*G[0, 1, 0, z])/(y*z) + (Pi^2*G[0, 1, 1, z])/(2*y*z) + (3*Pi^2*G[0, 1, 1 - y, z])/(2*y*z) - (7*Pi^2*G[0, 1 - y, 0, z])/ (6*y*z) + (5*Pi^2*G[0, 1 - y, 1, z])/(4*y*z) + (7*Pi^2*G[0, 1 - y, 1 - y, z])/(6*y*z) - (4*Pi^2*G[0, 1 - y, -y, z])/ (3*y*z) - (5*Pi^2*G[0, -y, 0, z])/(6*y*z) - (Pi^2*G[0, -y, 1 - y, z])/ (2*y*z) + (11*Pi^2*G[0, -y, -y, z])/(3*y*z) - (9*Pi^2*G[1, 0, 0, z])/ (4*y*z) + (Pi^2*G[1, 0, 1, z])/(12*y*z) + (5*Pi^2*G[1, 0, 1 - y, z])/ (3*y*z) - (Pi^2*G[1, 0, -y, z])/(2*y*z) + (Pi^2*G[1, 1, 0, z])/ (2*y*z) + (2*Pi^2*G[1, 1, 1, z])/(3*y*z) + (23*Pi^2*G[1, 1 - y, 0, z])/(12*y*z) - (3*Pi^2*G[1, 1 - y, 1, z])/ (4*y*z) - (5*Pi^2*G[1, 1 - y, 1 - y, z])/(3*y*z) - (Pi^2*G[1, 1 - y, -y, z])/(2*y*z) + (3*Pi^2*G[1 - y, 0, 0, z])/ (4*y*z) + (7*Pi^2*G[1 - y, 0, 1, z])/(6*y*z) + (2*Pi^2*G[1 - y, 0, 1 - y, z])/(3*y*z) - (11*Pi^2*G[1 - y, 0, -y, z])/ (6*y*z) + (11*Pi^2*G[1 - y, 1, 0, z])/(6*y*z) - (Pi^2*G[1 - y, 1, 1, z])/(6*y*z) - (2*Pi^2*G[1 - y, 1, 1 - y, z])/ (y*z) - (Pi^2*G[1 - y, 1 - y, 0, z])/(3*y*z) - (Pi^2*G[1 - y, 1 - y, 1, z])/(6*y*z) + (Pi^2*G[1 - y, 1 - y, 1 - y, z])/(6*y*z) + (2*Pi^2*G[1 - y, 1 - y, -y, z])/(3*y*z) - (5*Pi^2*G[1 - y, -y, 0, z])/ (6*y*z) - (Pi^2*G[1 - y, -y, 1 - y, z])/(3*y*z) + (10*Pi^2*G[1 - y, -y, -y, z])/(3*y*z) - (Pi^2*G[-y, 0, 0, z])/(y*z) - (Pi^2*G[-y, 0, 1, z])/(6*y*z) - (Pi^2*G[-y, 0, 1 - y, z])/(2*y*z) + (11*Pi^2*G[-y, 0, -y, z])/(3*y*z) + (Pi^2*G[-y, 1 - y, 0, z])/ (3*y*z) - (Pi^2*G[-y, 1 - y, 1, z])/(6*y*z) + (Pi^2*G[-y, 1 - y, -y, z])/(y*z) + (5*Pi^2*G[-y, -y, 0, z])/(3*y*z) + (2*Pi^2*G[-y, -y, 1 - y, z])/(3*y*z) - (20*Pi^2*G[-y, -y, -y, z])/ (3*y*z) + ((-289*Pi^2)/(12*y*z) - ((I/12)*Pi*(311*y^2 - 478*y^3 + 203*y^4 - 108*y*z - 884*y^2*z + 1362*y^3*z - 478*y^4*z + 216*z^2 + 1092*y^2*z^2 - 1254*y^3*z^2 + 257*y^4*z^2 - 792*z^3 + 648*y*z^3 - 776*y^2*z^3 + 370*y^3*z^3 + 1116*z^4 - 864*y*z^4 + 257*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (2915*y^4 - 8007*y^5 + 7413*y^6 - 2321*y^7 + 6280*y^3*z - 31736*y^4*z + 49742*y^5*z - 29990*y^6*z + 5704*y^7*z + 1079*y^2*z^2 - 34141*y^3*z^2 + 100312*y^4*z^2 - 101608*y^5*z^2 + 37435*y^6*z^2 - 2969*y^7*z^2 - 810*y*z^3 - 7772*y^2*z^3 + 73694*y^3*z^3 - 134202*y^4*z^3 + 83174*y^5*z^3 - 14444*y^6*z^3 + 684*z^4 - 1866*y*z^4 + 21861*y^2*z^4 - 76315*y^3*z^4 + 79315*y^4*z^4 - 23715*y^5*z^4 - 3714*z^5 + 12276*y*z^5 - 28490*y^2*z^5 + 37666*y^3*z^5 - 17018*y^4*z^5 + 6918*z^6 - 17076*y*z^6 + 17090*y^2*z^6 - 7184*y^3*z^6 - 5430*z^7 + 8838*y*z^7 - 3768*y^2*z^7 + 1542*z^8 - 1362*y*z^8)/ (72*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))*Zeta[3] + G[0, 1 - y, z]*(((I/2)*Pi^3)/(y*z) + (Pi^2*(11*y^2 - 44*y^3 + 66*y^4 - 44*y^5 + 11*y^6 - 18*y*z - 120*y^2*z + 556*y^3*z - 782*y^4*z + 466*y^5*z - 102*y^6*z - 72*z^2 + 360*y*z^2 - 184*y^2*z^2 - 842*y^3*z^2 + 1227*y^4*z^2 - 560*y^5*z^2 + 71*y^6*z^2 + 284*z^3 - 1108*y*z^3 + 1112*y^2*z^3 + 106*y^3*z^3 - 572*y^4*z^3 + 178*y^5*z^3 - 422*z^4 + 1348*y*z^4 - 1307*y^2*z^4 + 350*y^3*z^4 + 41*y^4*z^4 + 280*z^5 - 722*y*z^5 + 548*y^2*z^5 - 126*y^3*z^5 - 70*z^6 + 140*y*z^6 - 60*y^2*z^6))/ (24*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (33*Zeta[3])/(2*y*z)) + G[-y, 0, z]*((((3*I)/2)*Pi^3)/(y*z) + (Pi^2*(16*y^2 + 16*y^3 - 20*y^4 - 2*y^2*z - 22*y^3*z - 81*z^2 + 162*y*z^2 - 74*y^2*z^2 + 180*z^3 - 162*y*z^3 - 90*z^4))/ (72*y^3*z*(-1 + y + z)^2) - (15*Zeta[3])/(y*z)) + G[1 - y, 0, z]*(((-I)*Pi^3)/(y*z) + (Pi^2*(-190*y^2 + 380*y^3 - 190*y^4 - 78*y*z + 556*y^2*z - 600*y^3*z + 104*y^4*z - 204*z^2 + 720*y*z^2 - 813*y^2*z^2 + 198*y^3*z^2 + 17*y^4*z^2 + 828*z^3 - 1692*y*z^3 + 718*y^2*z^3 + 22*y^3*z^3 - 1254*z^4 + 1536*y*z^4 - 271*y^2*z^4 + 840*z^5 - 486*y*z^5 - 210*z^6))/(72*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (14*Zeta[3])/(y*z)) + G[0, -y, z]*((((5*I)/2)*Pi^3)/(y*z) + (Pi^2*(5*y^2 - 28*y^3 + 52*y^4 - 40*y^5 + 11*y^6 - 7*y*z - 13*y^2*z + 118*y^3*z - 178*y^4*z + 71*y^5*z + 27*y^6*z - 18*y^7*z + 44*z^2 - 141*y*z^2 + 254*y^2*z^2 - 378*y^3*z^2 + 356*y^4*z^2 - 153*y^5*z^2 + 18*y^6*z^2 - 232*z^3 + 746*y*z^3 - 1014*y^2*z^3 + 793*y^3*z^3 - 406*y^4*z^3 + 133*y^5*z^3 - 20*y^6*z^3 + 482*z^4 - 1422*y*z^4 + 1628*y^2*z^4 - 883*y^3*z^4 + 229*y^4*z^4 - 29*y^5*z^4 - 494*z^5 + 1305*y*z^5 - 1250*y^2*z^5 + 477*y^3*z^5 - 53*y^4*z^5 + 250*z^6 - 581*y*z^6 + 445*y^2*z^6 - 99*y^3*z^6 - 50*z^7 + 100*y*z^7 - 55*y^2*z^7))/ (12*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2) - (12*Zeta[3])/(y*z)) + G[1 - y, -y, z]*(((2*I)*Pi^3)/(y*z) + (Pi^2*(47*y^2 - 164*y^3 + 216*y^4 - 128*y^5 + 29*y^6 - 18*y*z - 157*y^2*z + 618*y^3*z - 708*y^4*z + 226*y^5*z + 93*y^6*z - 54*y^7*z + 63*z^2 - 162*y*z^2 + 461*y^2*z^2 - 1054*y^3*z^2 + 1100*y^4*z^2 - 450*y^5*z^2 + 42*y^6*z^2 - 309*z^3 + 942*y*z^3 - 1193*y^2*z^3 + 1112*y^3*z^3 - 870*y^4*z^3 + 374*y^5*z^3 - 56*y^6*z^3 + 609*z^4 - 1794*y*z^4 + 1723*y^2*z^4 - 768*y^3*z^4 + 291*y^4*z^4 - 76*y^5*z^4 - 603*z^5 + 1620*y*z^5 - 1253*y^2*z^5 + 310*y^3*z^5 - 29*y^4*z^5 + 300*z^6 - 708*y*z^6 + 417*y^2*z^6 - 54*y^3*z^6 - 60*z^7 + 120*y*z^7 - 45*y^2*z^7))/ (36*(-1 + y)^2*y^3*(-1 + z)^3*z*(-1 + y + z)^2) - (12*Zeta[3])/(y*z)) + G[1, 0, z]*((((9*I)/4)*Pi^3)/(y*z) + (Pi^2*(-20*y^2 + 16*y^3 - 2*y^4 + 21*y*z - 130*y^2*z + 138*y^3*z - 32*y^4*z + 165*z^2 - 414*y*z^2 + 633*y^2*z^2 - 306*y^3*z^2 + 25*y^4*z^2 - 660*z^3 + 1116*y*z^3 - 796*y^2*z^3 + 152*y^3*z^3 + 990*z^4 - 1074*y*z^4 + 313*y^2*z^4 - 660*z^5 + 351*y*z^5 + 165*z^6))/(36*y^3*(-1 + z)^2*z*(-1 + y + z)^2) - (2*Zeta[3])/(y*z)) + G[0, 1, z]*((((7*I)/4)*Pi^3)/(y*z) + (Pi^2*(-20*y^2 + 44*y^3 - 21*y^4 - 10*y^5 + 7*y^6 + 12*y*z - 118*y^2*z + 308*y^3*z - 336*y^4*z + 160*y^5*z - 26*y^6*z + 183*z^2 - 780*y*z^2 + 1473*y^2*z^2 - 1560*y^3*z^2 + 922*y^4*z^2 - 254*y^5*z^2 + 16*y^6*z^2 - 726*z^3 + 2622*y*z^3 - 3520*y^2*z^3 + 2296*y^3*z^3 - 782*y^4*z^3 + 110*y^5*z^3 + 1083*z^4 - 3312*y*z^4 + 3343*y^2*z^4 - 1358*y^3*z^4 + 214*y^4*z^4 - 720*z^5 + 1818*y*z^5 - 1308*y^2*z^5 + 270*y^3*z^5 + 180*z^6 - 360*y*z^6 + 150*y^2*z^6))/(72*(-1 + y)^2*y^3*(-1 + z)^2*z* (-1 + y + z)^2) - (3*Zeta[3])/(2*y*z)) + G[1, 1 - y, z]*(((-2*I)*Pi^3)/(y*z) + (Pi^2*(6*y^2 + 4*y^3 - 6*y^4 - 16*y*z + 68*y^2*z - 52*y^3*z - 55*z^2 + 142*y*z^2 - 117*y^2*z^2 + 110*z^3 - 126*y*z^3 - 55*z^4))/ (12*y^3*z*(-1 + y + z)^2) - Zeta[3]/(2*y*z)) + G[1, 1, z]*(((-I)*Pi^3)/(y*z) + (Pi^2*(-9*y^2 + 18*y^3 - 9*y^4 + 6*y*z + 12*y^2*z - 19*y^3*z + 2*y^4*z + 15*z^2 - 54*y*z^2 + 30*y^2*z^2 - 8*y^3*z^2 + 3*y^4*z^2 - 60*z^3 + 126*y*z^3 - 60*y^2*z^3 + 9*y^3*z^3 + 90*z^4 - 114*y*z^4 + 27*y^2*z^4 - 60*z^5 + 36*y*z^5 + 15*z^6))/(12*y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (6*Zeta[3])/(y*z)) + G[-y, 1 - y, z]* ((Pi^2*(-70*y^2 + 164*y^3 - 88*y^4 + 42*y*z + 74*y^2*z - 128*y^3*z + 33*z^2 - 150*y*z^2 + 38*y^2*z^2 - 60*z^3 + 108*y*z^3 + 30*z^4))/ (72*y^3*z*(-1 + y + z)^2) + (7*Zeta[3])/(y*z)) + G[1 - y, 1 - y, z]*(((I/2)*Pi^3)/(y*z) + (Pi^2*(121*y^2 - 484*y^3 + 726*y^4 - 484*y^5 + 121*y^6 + 108*y*z - 604*y^2*z + 1172*y^3*z - 966*y^4*z + 292*y^5*z - 2*y^6*z + 270*z^2 - 1512*y*z^2 + 2910*y^2*z^2 - 2334*y^3*z^2 + 577*y^4*z^2 + 148*y^5*z^2 - 59*y^6*z^2 - 1080*z^3 + 4428*y*z^3 - 6220*y^2*z^3 + 3508*y^3*z^3 - 560*y^4*z^3 - 76*y^5*z^3 + 1620*z^4 - 5292*y*z^4 + 5761*y^2*z^4 - 2402*y^3*z^4 + 283*y^4*z^4 - 1080*z^5 + 2808*y*z^5 - 2208*y^2*z^5 + 540*y^3*z^5 + 270*z^6 - 540*y*z^6 + 240*y^2*z^6))/ (72*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (7*Zeta[3])/(y*z)) + G[-y, -y, z]*(((-4*I)*Pi^3)/(y*z) + (Pi^2*(22*y^2 - 164*y^3 + 112*y^4 - 42*y*z - 50*y^2*z + 152*y^3*z + 75*z^2 - 66*y*z^2 + 58*y^2*z^2 - 180*z^3 + 108*y*z^3 + 90*z^4))/ (36*y^3*z*(-1 + y + z)^2) + (24*Zeta[3])/(y*z)) + G[0, 0, z]*((((-9*I)/4)*Pi^3)/(y*z) + (Pi^2*(46*y^2 - 92*y^3 + 46*y^4 + 14*y*z - 26*y^2*z + 13*y^3*z + 16*y^4*z + 65*z^2 - 186*y*z^2 - 94*y^2*z^2 + 196*y^3*z^2 - 35*y^4*z^2 - 270*z^3 + 474*y*z^3 + 82*y^2*z^3 - 117*y^3*z^3 + 415*z^4 - 446*y*z^4 - 8*y^2*z^4 - 280*z^5 + 144*y*z^5 + 70*z^6))/ (24*y^3*(-1 + z)^2*z*(-1 + y + z)^2) + (65*Zeta[3])/(2*y*z)) + G[-y, z]*((299*Pi^4)/(180*y*z) + ((I/36)*Pi^3*(19*y^2 - 110*y^3 + 73*y^4 - 92*y^2*z + 128*y^3*z + 81*z^2 - 162*y*z^2 + 127*y^2*z^2 - 180*z^3 + 162*y*z^3 + 90*z^4))/ (y^3*z*(-1 + y + z)^2) + (Pi^2*(-162*y^5 + 522*y^6 - 540*y^7 + 180*y^8 - 697*y^4*z + 3003*y^5*z - 4065*y^6*z + 1795*y^7*z - 36*y^8*z - 4400*y^3*z^2 + 13966*y^4*z^2 - 17572*y^5*z^2 + 10336*y^6*z^2 - 2834*y^7*z^2 + 504*y^8*z^2 - 3865*y^2*z^3 + 23513*y^3*z^3 - 43523*y^4*z^3 + 35237*y^5*z^3 - 14237*y^6*z^3 + 2875*y^7*z^3 - 3132*y*z^4 + 19972*y^2*z^4 - 49984*y^3*z^4 + 57072*y^4*z^4 - 31552*y^5*z^4 + 7444*y^6*z^4 - 1944*z^5 + 16446*y*z^5 - 43128*y^2*z^5 + 53894*y^3*z^5 - 35198*y^4*z^5 + 9750*y^5*z^5 + 7314*z^6 - 31770*y*z^6 + 46108*y^2*z^6 - 29024*y^3*z^6 + 7732*y^4*z^6 - 10338*z^7 + 28092*y*z^7 - 23395*y^2*z^7 + 6001*y^3*z^7 + 6510*z^8 - 10998*y*z^8 + 4308*y^2*z^8 - 1542*z^9 + 1362*y*z^9))/(432*(-1 + y)*y^3* (-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^2) + (((12*I)*Pi)/(y*z) + (-46*y^2 + 164*y^3 - 100*y^4 + 42*y*z + 62*y^2*z - 140*y^3*z - 21*z^2 - 42*y*z^2 - 10*y^2*z^2 + 60*z^3 - 30*z^4)/(6*y^3*z*(-1 + y + z)^2))*Zeta[3]) + G[1, z]*((37*Pi^4)/(90*y*z) - ((I/72)*Pi^3*(5*y^2 + 62*y^3 - 49*y^4 - 36*y*z - 164*y^2*z + 138*y^3*z - 46*y^4*z + 180*z^2 - 216*y*z^2 + 588*y^2*z^2 - 390*y^3*z^2 + 59*y^4*z^2 - 720*z^3 + 864*y*z^3 - 704*y^2*z^3 + 190*y^3*z^3 + 1080*z^4 - 936*y*z^4 + 275*y^2*z^4 - 720*z^5 + 324*y*z^5 + 180*z^6))/(y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (Pi^2*(18*y^3 - 18*y^4 - 644*y^2*z + 2010*y^3*z - 2217*y^4*z + 851*y^5*z - 546*y*z^2 + 1898*y^2*z^2 - 2444*y^3*z^2 + 1048*y^4*z^2 + 44*y^5*z^2 + 1524*z^3 - 2010*y*z^3 + 690*y^2*z^3 - 516*y^3*z^3 + 217*y^4*z^3 + 95*y^5*z^3 - 6114*z^4 + 10668*y*z^4 - 6622*y^2*z^4 + 1908*y^3*z^4 - 20*y^4*z^4 + 9198*z^5 - 14484*y*z^5 + 6802*y^2*z^5 - 976*y^3*z^5 - 6150*z^6 + 7734*y*z^6 - 2124*y^2*z^6 + 1542*z^7 - 1362*y*z^7))/(432*(-1 + y)*y^3* (-1 + z)^2*z^2*(-1 + y + z)^2) + (((-3*I)*Pi)/(y*z) + (-13*y^2 + 30*y^3 - 16*y^4 - 4*y*z + 36*y^2*z - 45*y^3*z + 8*y^4*z + 20*z^2 - 24*y*z^2 - 16*y^2*z^2 + 12*y^3*z^2 + 2*y^4*z^2 - 80*z^3 + 96*y*z^3 - 24*y^2*z^3 + 3*y^3*z^3 + 120*z^4 - 104*y*z^4 + 17*y^2*z^4 - 80*z^5 + 36*y*z^5 + 20*z^6)/ (2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*Zeta[3]) + G[1 - y, z]*((-31*Pi^4)/(72*y*z) - ((I/24)*Pi^3*(-13*y^2 + 26*y^3 - 13*y^4 + 12*y*z - 92*y^2*z + 144*y^3*z - 70*y^4*z - 60*z^2 + 72*y*z^2 + 264*y^2*z^2 - 318*y^3*z^2 + 59*y^4*z^2 + 240*z^3 - 288*y*z^3 - 200*y^2*z^3 + 148*y^3*z^3 - 360*z^4 + 312*y*z^4 + 41*y^2*z^4 + 240*z^5 - 108*y*z^5 - 60*z^6))/(y^3*(-1 + z)^2*z* (-1 + y + z)^2) + (Pi^2*(-439*y^4 + 1461*y^5 - 1605*y^6 + 583*y^7 + 370*y^3*z - 1970*y^4*z + 3035*y^5*z - 1961*y^6*z + 526*y^7*z - 169*y^2*z^2 - 8491*y^3*z^2 + 26872*y^4*z^2 - 28576*y^5*z^2 + 10753*y^6*z^2 - 713*y^7*z^2 - 2304*y*z^3 + 994*y^2*z^3 + 31817*y^3*z^3 - 63975*y^4*z^3 + 40439*y^5*z^3 - 6791*y^6*z^3 - 1524*z^4 + 11970*y*z^4 - 4521*y^2*z^4 - 43303*y^3*z^4 + 54601*y^4*z^4 - 16755*y^5*z^4 + 6114*z^5 - 23502*y*z^5 + 9964*y^2*z^5 + 22549*y^3*z^5 - 15485*y^4*z^5 - 9198*z^6 + 21672*y*z^6 - 9496*y^2*z^6 - 2942*y^3*z^6 + 6150*z^7 - 9198*y*z^7 + 3228*y^2*z^7 - 1542*z^8 + 1362*y*z^8))/ (432*(-1 + y)*y^3*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (((21*I)*Pi)/(y*z) + (-11*y^2 - 4*y^3 + 66*y^4 - 76*y^5 + 25*y^6 + 60*y*z - 352*y^2*z + 770*y^3*z - 762*y^4*z + 322*y^5*z - 38*y^6*z - 192*z^2 + 528*y*z^2 + 213*y^2*z^2 - 1662*y^3*z^2 + 1549*y^4*z^2 - 452*y^5*z^2 + 16*y^6*z^2 + 744*z^3 - 2280*y*z^3 + 1466*y^2*z^3 + 916*y^3*z^3 - 1046*y^4*z^3 + 200*y^5*z^3 - 1092*z^4 + 3096*y*z^4 - 2228*y^2*z^4 + 88*y^3*z^4 + 196*y^4*z^4 + 720*z^5 - 1764*y*z^5 + 1032*y^2*z^5 - 108*y^3*z^5 - 180*z^6 + 360*y*z^6 - 120*y^2*z^6)/ (12*(-1 + y)^2*y^3*(-1 + z)^2*z*(-1 + y + z)^2))*Zeta[3]) + (110*Zeta[5])/(y*z))), alpha[3, 3] -> (-2*Nc^3*(-1 + y))/(3*eps^6*y*z) + ((4*Nc^2*Nf*(-1 + y))/(3*y*z) + Nc^3*((-53*(-1 + y))/(6*y*z) - ((2*I)*Pi*(-1 + y))/(y*z) + ((-1 + y)*G[0, y])/(y*z) + ((-1 + y)*G[0, z])/(y*z)))/eps^5 + ((-49*Nc*Nf^2*(-1 + y))/(81*y*z) + Nc^2*Nf*((2543*(-1 + y))/(324*y*z) + (((7*I)/3)*Pi*(-1 + y))/(y*z) - (7*(-1 + y)*G[0, y])/(6*y*z) - (7*(-1 + y)*G[0, z])/(6*y*z)) + Nc^3*((((-52*I)/3)*Pi*(-1 + y))/(y*z) + (17*Pi^2*(-1 + y))/(6*y*z) + (4751 - 4751*y - 81*z)/(162*y*z) + (((3*I)*Pi*(-1 + y))/(y*z) + (95 - 95*y - 95*z + 113*y*z)/(12*y*(-1 + z)*z))*G[0, z] + G[0, y]*((95*(-1 + y))/(12*y*z) + ((3*I)*Pi*(-1 + y))/(y*z) - (2*(-1 + y)*G[0, z])/(y*z)) - (2*(-1 + y)*G[0, 0, y])/(y*z) - (2*(-1 + y)*G[0, 0, z])/(y*z) + ((-1 + y)*G[1, 0, y])/(y*z) + ((-1 + y)*G[1, 0, z])/(y*z)))/eps^4 + ((5*Nf^3*(-1 + y))/(108*y*z) + Nc*Nf^2*((-763*(-1 + y))/(972*y*z) - (((23*I)/54)*Pi*(-1 + y))/(y*z) + (23*(-1 + y)*G[0, y])/(108*y*z) + (23*(-1 + y)*G[0, z])/(108*y*z)) + Nc^2*Nf*((((623*I)/108)*Pi*(-1 + y))/(y*z) - (583*Pi^2*(-1 + y))/ (324*y*z) + (-3491 + 3491*y + 405*z)/(972*y*z) + ((((-11*I)/6)*Pi*(-1 + y))/(y*z) + (-244 + 244*y + 244*z - 379*y*z)/ (108*y*(-1 + z)*z))*G[0, z] + G[0, y]*((-61*(-1 + y))/(27*y*z) - (((11*I)/6)*Pi*(-1 + y))/(y*z) + (4*(-1 + y)*G[0, z])/(3*y*z)) + (4*(-1 + y)*G[0, 0, y])/(3*y*z) + (4*(-1 + y)*G[0, 0, z])/(3*y*z) - (5*(-1 + y)*G[1, 0, y])/(6*y*z) - (5*(-1 + y)*G[1, 0, z])/(6*y*z)) + Nc^3*((((5*I)/2)*Pi^3*(-1 + y))/(y*z) + (90229 - 90229*y - 15714*z)/ (3888*y*z) - ((I/216)*Pi*(-6959 + 6959*y + 324*z))/(y*z) + (Pi^2*(10625 - 21250*y + 10625*y^2 - 10625*z + 10517*y*z))/ (648*y*z*(-1 + y + z)) + (Pi^2*(1 - y)*G[1, y])/(6*y*z) + ((-115*(-1 + y))/(12*y*z) - ((6*I)*Pi*(-1 + y))/(y*z))*G[0, 0, y] + (((-6*I)*Pi*(-1 + y))/(y*z) + (-115 + 115*y + 115*z - 169*y*z)/ (12*y*(-1 + z)*z))*G[0, 0, z] + (((3*I)*Pi*(-1 + y))/(y*z) + (73 - 146*y + 73*y^2 - 73*z + 85*y*z)/(12*y*z*(-1 + y + z)))* G[1, 0, y] + G[0, z]*((-25*Pi^2*(-1 + y))/(6*y*z) + ((I/12)*Pi*(175 - 175*y - 175*z + 229*y*z))/(y*(-1 + z)*z) + (2062 - 2062*y - 2170*z + 4897*y*z + 108*z^2)/(216*y*(-1 + z)*z) + (9*(-1 + y)*G[0, 0, y])/(2*y*z) - (2*(-1 + y)*G[1, 0, y])/(y*z)) + G[1 - y, z]*((Pi^2*(1 - y))/(6*y*z) + ((-1 + y)*G[1, 0, y])/(y*z)) + (((3*I)*Pi*(-1 + y))/(y*z) + (73 - 146*y + 73*y^2 - 73*z + 85*y*z)/ (12*y*z*(-1 + y + z)))*G[1, 0, z] + G[0, y]*((((175*I)/12)*Pi*(-1 + y))/(y*z) - (25*Pi^2*(-1 + y))/ (6*y*z) + (-1031 + 1031*y + 108*z)/(108*y*z) + (((-6*I)*Pi*(-1 + y))/(y*z) + (115 - 230*y + 115*y^2 - 230*z + 375*y*z - 133*y^2*z + 115*z^2 - 145*y*z^2)/(12*y*(-1 + z)*z* (-1 + y + z)))*G[0, z] + (9*(-1 + y)*G[0, 0, z])/(2*y*z) + ((1 - y)*G[1, 0, z])/(y*z) + ((1 - y)*G[1 - y, 0, z])/(y*z)) + (9*(-1 + y)*G[0, 0, 0, y])/(2*y*z) + (9*(-1 + y)*G[0, 0, 0, z])/ (2*y*z) - (2*(-1 + y)*G[0, 1, 0, y])/(y*z) - (2*(-1 + y)*G[0, 1, 0, z])/(y*z) - (3*(-1 + y)*G[1, 0, 0, y])/(y*z) - (3*(-1 + y)*G[1, 0, 0, z])/(y*z) + ((-1 + y)*G[1, 1, 0, y])/(y*z) + ((-1 + y)*G[1 - y, 1, 0, z])/(y*z) + (2*(-1 + y)*Zeta[3])/(3*y*z)))/ eps^3 + Nc*Nf^2*((Pi^4*(1 - y))/(960*y*z) + (-20417 + 20417*y - 348300*z)/ (209952*y*z) - (((71*I)/5832)*Pi*(-71 + 71*y + 54*z))/(y*z) - ((I/2592)*Pi^3*(53*y^2 - 106*y^3 + 53*y^4 + 106*y*z - 318*y^2*z + 325*y^3*z - 197*y^4*z + 53*z^2 - 30*y*z^2 + 400*y^2*z^2 - 507*y^3*z^2 - 106*z^3 - 107*y*z^3 - 279*y^2*z^3 + 53*z^4 + 31*y*z^4))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-3190*y^2 + 6308*y^3 - 3118*y^4 - 6380*y*z + 19581*y^2*z - 16991*y^3*z + 4378*y^4*z - 3190*z^2 + 18150*y*z^2 - 27944*y^2*z^2 + 13203*y^3*z^2 + 6965*z^3 - 16343*y*z^3 + 12813*y^2*z^3 - 4360*z^4 + 4573*y*z^4 + 585*z^5))/(7776*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)* G[0, 1, y])/(72*y*z*(y + z)^3) + (Pi^2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 6*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[0, 1, z])/(54*y*z*(y + z)^3) + G[0, 1 - y, z]*((Pi^2*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 3*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(216*y*z*(y + z)^3) + ((7*y^3 - 7*y^4 + 21*y^2*z - 21*y^3*z - 3*y*z^2 - 21*y^2*z^2 + 7*z^3 - 7*y*z^3)*G[1, 0, y])/(36*y*z*(y + z)^3)) + G[0, 0, z]*((43*Pi^2*(-1 + y))/(432*y*z) - ((I/216)*Pi*(80 - 80*y - 80*z + 143*y*z))/(y*(-1 + z)*z) + (-26*y + 26*y^2 - 26*z - 2*y*z - 161*y^2*z + 26*z^2 - 107*y*z^2)/ (162*y*(-1 + z)*z*(y + z)) + ((-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 3*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3)*G[1, 0, y])/ (36*y*z*(y + z)^3)) + ((-41*Pi^2*(-1 + y))/(432*y*z) + ((I/108)*Pi*(-76*y^2 + 152*y^3 - 76*y^4 - 188*y*z + 492*y^2*z - 365*y^3*z + 40*y^4*z - 40*z^2 + 564*y*z^2 - 650*y^2*z^2 + 141*y^3*z^2 + 80*z^3 - 473*y*z^3 + 198*y^2*z^3 - 40*z^4 + 97*y*z^4))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (-367*y^2 + 770*y^3 - 403*y^4 - 995*y*z + 2535*y^2*z - 1793*y^3*z + 88*y^4*z - 106*z^2 + 3021*y*z^2 - 3266*y^2*z^2 + 393*y^3*z^2 + 212*z^3 - 2504*y*z^3 + 783*y^2*z^3 - 106*z^4 + 478*y*z^4)/ (324*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[1, 0, z] + (Pi^2*(y^3 - y^4 + 3*y^2*z - 3*y^3*z + 19*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[1, 1, y])/(72*y*z*(y + z)^3) + (Pi^2*(1 - y)*G[1, 1, z])/ (18*y*z) + (Pi^2*(y^3 - y^4 + 3*y^2*z - 3*y^3*z - 9*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[1 - y, 0, z])/(216*y*z*(y + z)^3) + G[0, 0, y]*((((-10*I)/27)*Pi*(-1 + y))/(y*z) + (43*Pi^2*(-1 + y))/ (432*y*z) + (104*y - 176*y^2 + 104*z - 455*y*z - 63*z^2)/ (648*y*z*(y + z)) - (7*(-1 + y)*G[0, 0, z])/(36*y*z) + ((-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 3*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3)*G[1 - y, 0, z])/(36*y*z*(y + z)^3)) + (Pi^2*(-2*y^3 + 2*y^4 - 6*y^2*z + 6*y^3*z + 3*y*z^2 + 6*y^2*z^2 - 2*z^3 + 2*y*z^3)*G[1 - y, 1, z])/(54*y*z*(y + z)^3) + (Pi^2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 9*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[1 - y, 1 - y, z])/(216*y*z*(y + z)^3) + (Pi^2*(y^3 - y^4 + 3*y^2*z - 3*y^3*z - 3*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[-y, 1 - y, z])/(27*y*z*(y + z)^3) + G[1, 0, y]*((Pi^2*(43*y^3 - 43*y^4 + 129*y^2*z - 129*y^3*z + 105*y*z^2 - 129*y^2*z^2 + 43*z^3 - 43*y*z^3))/(432*y*z*(y + z)^3) + ((I/108)*Pi*(40*y^2 - 80*y^3 + 40*y^4 + 44*y*z - 164*y^2*z + 141*y^3*z + 76*z^2 - 232*y*z^2 + 198*y^2*z^2 - 76*z^3 + 97*y*z^3))/ (y*z*(-1 + y + z)*(y + z)^2) + (106*y^2 - 194*y^3 + 88*y^4 - 49*y*z - 233*y^2*z + 393*y^3*z + 367*z^2 - 928*y*z^2 + 783*y^2*z^2 - 367*z^3 + 478*y*z^3)/(324*y*z*(-1 + y + z)*(y + z)^2) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 9*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)* G[1 - y, 0, z])/(36*y*z*(y + z)^3) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - 9*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[1 - y, 1 - y, z])/(36*y*z*(y + z)^3) - (2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[-y, 0, z])/(9*y*z*(y + z)^3) + (2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[-y, 1 - y, z])/(9*y*z*(y + z)^3)) + ((10*(-1 + y))/(27*y*z) + (((7*I)/36)*Pi*(-1 + y))/(y*z))* G[0, 0, 0, y] + ((((7*I)/36)*Pi*(-1 + y))/(y*z) + (80 - 80*y - 80*z + 143*y*z)/(216*y*(-1 + z)*z))*G[0, 0, 0, z] + (((I/36)*Pi*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 21*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3))/(y*z*(y + z)^3) + (20*y^3 - 34*y^4 + 20*y^5 + 60*y^2*z - 140*y^3*z + 71*y^4*z + 30*y*z^2 - 150*y^2*z^2 + 111*y^3*z^2 + 20*z^3 - 64*y*z^3 + 89*y^2*z^3 - 20*z^4 + 29*y*z^4)/ (108*y*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (((I/36)*Pi*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 21*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3))/(y*z*(y + z)^3) + (20*y^3 - 40*y^4 + 20*y^5 + 60*y^2*z - 158*y^3*z + 89*y^4*z + 30*y*z^2 - 168*y^2*z^2 + 165*y^3*z^2 + 20*z^3 - 70*y*z^3 + 143*y^2*z^3 - 20*z^4 + 47*y*z^4)/ (108*y*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, z] + ((((-7*I)/36)*Pi*(-1 + y))/(y*z) + (-40*y^2 + 80*y^3 - 40*y^4 - 44*y*z + 164*y^2*z - 141*y^3*z - 76*z^2 + 232*y*z^2 - 198*y^2*z^2 + 76*z^3 - 97*y*z^3)/(108*y*z*(-1 + y + z)*(y + z)^2))*G[1, 0, 0, y] + ((((-7*I)/36)*Pi*(-1 + y))/(y*z) + (76*y^2 - 152*y^3 + 76*y^4 + 188*y*z - 492*y^2*z + 365*y^3*z - 40*y^4*z + 40*z^2 - 564*y*z^2 + 650*y^2*z^2 - 141*y^3*z^2 - 80*z^3 + 473*y*z^3 - 198*y^2*z^3 + 40*z^4 - 97*y*z^4)/(108*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))* G[1, 0, 0, z] + (((-1/36*I)*Pi*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z - 27*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3))/(y*z*(y + z)^3) + (-20*y^3 + 40*y^4 - 20*y^5 - 6*y^2*z + 68*y^3*z - 65*y^4*z - 90*y*z^2 + 210*y^2*z^2 - 93*y^3*z^2 - 74*z^3 + 256*y*z^3 - 71*y^2*z^3 + 74*z^4 - 23*y*z^4)/(108*y*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, y] + G[-y, z]* ((2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[0, 1, 0, y])/(9*y*z*(y + z)^3) + (2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[1, 1, 0, y])/(9*y*z*(y + z)^3)) + ((((-2*I)/9)*Pi*(-1 + y))/(y*z) + (19*y^2 - 40*y^3 + 19*y^4 + 47*y*z - 127*y^2*z + 94*y^3*z - 10*y^4*z + 10*z^2 - 143*y*z^2 + 168*y^2*z^2 - 36*y^3*z^2 - 20*z^3 + 121*y*z^3 - 51*y^2*z^3 + 10*z^4 - 25*y*z^4)/ (18*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[1, 1, 0, z] + (((I/36)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 3*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (40*y^3 - 80*y^4 + 40*y^5 + 120*y^2*z - 298*y^3*z + 175*y^4*z + 90*y*z^2 - 384*y^2*z^2 + 321*y^3*z^2 + 40*z^3 - 206*y*z^3 + 277*y^2*z^3 - 40*z^4 + 91*y*z^4)/(108*y*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, 0, z] - (7*(-1 + y)*G[0, 0, 0, 0, y])/(36*y*z) - (7*(-1 + y)*G[0, 0, 0, 0, z])/(36*y*z) + ((-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 3*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3)*G[0, 0, 1, 0, y])/(36*y*z*(y + z)^3) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - 21*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[0, 0, 1, 0, z])/(36*y*z*(y + z)^3) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - 21*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[0, 1, 0, 0, y])/(36*y*z*(y + z)^3) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - 21*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[0, 1, 0, 0, z])/(36*y*z*(y + z)^3) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[0, 1, 1, 0, y])/(12*y*z*(y + z)^3) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - 6*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[0, 1, 1, 0, z])/(9*y*z*(y + z)^3) + ((7*y^3 - 7*y^4 + 21*y^2*z - 21*y^3*z - 3*y*z^2 - 21*y^2*z^2 + 7*z^3 - 7*y*z^3)*G[0, 1 - y, 1, 0, z])/(36*y*z*(y + z)^3) + (7*(-1 + y)*G[1, 0, 0, 0, y])/(36*y*z) + (7*(-1 + y)*G[1, 0, 0, 0, z])/ (36*y*z) + ((7*y^3 - 7*y^4 + 21*y^2*z - 21*y^3*z - 3*y*z^2 - 21*y^2*z^2 + 7*z^3 - 7*y*z^3)*G[1, 0, 1, 0, y])/(36*y*z*(y + z)^3) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z - 27*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)* G[1, 1, 0, 0, y])/(36*y*z*(y + z)^3) + (2*(-1 + y)*G[1, 1, 0, 0, z])/ (9*y*z) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z - 19*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[1, 1, 1, 0, y])/(12*y*z*(y + z)^3) + ((-1 + y)*G[1, 1, 1, 0, z])/(3*y*z) + ((7*y^3 - 7*y^4 + 21*y^2*z - 21*y^3*z - 3*y*z^2 - 21*y^2*z^2 + 7*z^3 - 7*y*z^3)*G[1 - y, 0, 1, 0, z])/(36*y*z*(y + z)^3) + ((7*y^3 - 7*y^4 + 21*y^2*z - 21*y^3*z - 3*y*z^2 - 21*y^2*z^2 + 7*z^3 - 7*y*z^3)*G[1 - y, 1, 0, 0, z])/(36*y*z*(y + z)^3) + ((2*y^3 - 2*y^4 + 6*y^2*z - 6*y^3*z - 3*y*z^2 - 6*y^2*z^2 + 2*z^3 - 2*y*z^3)*G[1 - y, 1, 1, 0, z])/(9*y*z*(y + z)^3) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - 9*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[1 - y, 1 - y, 1, 0, z])/(36*y*z*(y + z)^3) + (2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)* G[-y, 0, 1, 0, z])/(9*y*z*(y + z)^3) + (2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)* G[-y, 1 - y, 1, 0, z])/(9*y*z*(y + z)^3) + ((((-7*I)/54)*Pi*(-1 + y))/(y*z) + (593*y^2 - 970*y^3 + 593*y^4 + 1186*y*z - 3126*y^2*z + 2425*y^3*z - 917*y^4*z + 593*z^2 + 546*y*z^2 + 1720*y^2*z^2 - 2103*y^3*z^2 - 1186*z^3 - 3407*y*z^3 + 489*y^2*z^3 + 593*z^4 + 1675*y*z^4)/(1944*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2))*Zeta[3] + G[1, z]*(((I/27)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-19*y^2 + 40*y^3 - 19*y^4 - 47*y*z + 127*y^2*z - 94*y^3*z + 10*y^4*z - 10*z^2 + 143*y*z^2 - 168*y^2*z^2 + 36*y^3*z^2 + 20*z^3 - 121*y*z^3 + 51*y^2*z^3 - 10*z^4 + 25*y*z^4))/ (108*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + ((1 - y)*Zeta[3])/ (9*y*z)) + G[0, z]*((((-5*I)/144)*Pi^3*(-1 + y))/(y*z) + (-1084*y + 1084*y^2 - 1084*z + 8810*y*z + 5153*y^2*z + 1084*z^2 - 1489*y*z^2)/(5832*y*(-1 + z)*z*(y + z)) + ((I/162)*Pi*(26*y - 26*y^2 + 26*z + 2*y*z + 161*y^2*z - 26*z^2 + 107*y*z^2))/(y*(-1 + z)*z*(y + z)) + (Pi^2*(520*y^2 - 1040*y^3 + 520*y^4 + 1040*y*z - 3120*y^2*z + 2933*y^3*z - 889*y^4*z + 520*z^2 - 3264*y*z^2 + 4898*y^2*z^2 - 2631*y^3*z^2 - 1040*z^3 + 3149*y*z^3 - 2667*y^2*z^3 + 520*z^4 - 925*y*z^4))/(2592*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(y^3 - y^4 + 3*y^2*z - 3*y^3*z - 9*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[1, y])/(216*y*z*(y + z)^3) + ((((7*I)/36)*Pi*(-1 + y))/(y*z) + (40*y^2 - 80*y^3 + 40*y^4 + 80*y*z - 200*y^2*z + 141*y^3*z + 40*z^2 - 232*y*z^2 + 198*y^2*z^2 - 40*z^3 + 97*y*z^3)/(108*y*z*(-1 + y + z)*(y + z)^2))*G[0, 0, y] + (((-1/36*I)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 3*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (-40*y^3 + 80*y^4 - 40*y^5 - 120*y^2*z + 298*y^3*z - 187*y^4*z - 90*y*z^2 + 384*y^2*z^2 - 357*y^3*z^2 - 40*z^3 + 206*y*z^3 - 313*y^2*z^3 + 40*z^4 - 103*y*z^4)/(108*y*z*(-1 + y + z)* (y + z)^3))*G[1, 0, y] - (7*(-1 + y)*G[0, 0, 0, y])/(36*y*z) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - 21*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[0, 1, 0, y])/(36*y*z*(y + z)^3) + ((-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 3*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3)*G[1, 0, 0, y])/(36*y*z*(y + z)^3) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 9*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)* G[1, 1, 0, y])/(36*y*z*(y + z)^3) - (5*(-1 + y)*Zeta[3])/ (108*y*z)) + G[0, y]*((((-5*I)/144)*Pi^3*(-1 + y))/(y*z) + ((I/648)*Pi*(-104*y + 176*y^2 - 104*z + 455*y*z + 63*z^2))/ (y*z*(y + z)) + (542*y - 56*y^2 + 542*z + 5182*y*z + 1917*z^2)/ (2916*y*z*(y + z)) + (Pi^2*(-130*y^2 + 266*y^3 - 130*y^4 - 260*y*z + 662*y^2*z - 399*y^3*z - 130*z^2 + 562*y*z^2 - 426*y^2*z^2 + 130*z^3 - 157*y*z^3))/(648*y*z*(-1 + y + z)*(y + z)^2) + ((43*Pi^2*(-1 + y))/(432*y*z) + (-52*y^2 + 140*y^3 - 88*y^4 - 104*y*z + 332*y^2*z - 393*y^3*z - 52*z^2 + 766*y*z^2 - 783*y^2*z^2 + 52*z^3 - 478*y*z^3)/(324*y*z*(-1 + y + z)* (y + z)^2) - ((I/108)*Pi*(40*y^2 - 80*y^3 + 40*y^4 + 80*y*z - 200*y^2*z + 141*y^3*z + 40*z^2 - 232*y*z^2 + 198*y^2*z^2 - 40*z^3 + 97*y*z^3))/(y*z*(-1 + y + z)*(y + z)^2))*G[0, z] + (Pi^2*(y^3 - y^4 + 3*y^2*z - 3*y^3*z - 9*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[1 - y, z])/(216*y*z*(y + z)^3) + ((((7*I)/36)*Pi*(-1 + y))/(y*z) + (40*y^2 - 80*y^3 + 40*y^4 + 80*y*z - 200*y^2*z + 141*y^3*z + 40*z^2 - 232*y*z^2 + 198*y^2*z^2 - 40*z^3 + 97*y*z^3)/(108*y*z*(-1 + y + z)*(y + z)^2))*G[0, 0, z] + ((-1 + z)*G[1, 0, z])/(18*z*(-1 + y + z)) + (((-1/36*I)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 3*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (-40*y^3 + 80*y^4 - 40*y^5 - 120*y^2*z + 298*y^3*z - 175*y^4*z - 90*y*z^2 + 384*y^2*z^2 - 321*y^3*z^2 - 40*z^3 + 206*y*z^3 - 277*y^2*z^3 + 40*z^4 - 91*y*z^4)/(108*y*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, z] - (7*(-1 + y)*G[0, 0, 0, z])/(36*y*z) + ((-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 3*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3)*G[0, 1 - y, 0, z])/(36*y*z*(y + z)^3) + ((-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 3*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3)*G[1 - y, 0, 0, z])/(36*y*z*(y + z)^3) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 9*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)* G[1 - y, 1 - y, 0, z])/(36*y*z*(y + z)^3) - (2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[-y, 1 - y, 0, z])/(9*y*z*(y + z)^3) - (5*(-1 + y)*Zeta[3])/(108*y*z)) + G[1, y]*(((I/216)*Pi^3*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z - 27*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3))/(y*z*(y + z)^3) + (Pi^2*(20*y^3 - 40*y^4 + 20*y^5 + 6*y^2*z - 68*y^3*z + 65*y^4*z + 90*y*z^2 - 210*y^2*z^2 + 93*y^3*z^2 + 74*z^3 - 256*y*z^3 + 71*y^2*z^3 - 74*z^4 + 23*y*z^4))/(648*y*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-3*y^3 + 3*y^4 - 9*y^2*z + 9*y^3*z + 7*y*z^2 + 9*y^2*z^2 - 3*z^3 + 3*y*z^3)*G[1 - y, z])/(72*y*z*(y + z)^3) + (Pi^2*(y^3 - y^4 + 3*y^2*z - 3*y^3*z - 3*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[-y, z])/(27*y*z*(y + z)^3) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)* Zeta[3])/(3*y*z*(y + z)^3)) + G[1 - y, z]* (((-1/216*I)*Pi^3*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 3*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (Pi^2*(-40*y^3 + 80*y^4 - 40*y^5 - 120*y^2*z + 298*y^3*z - 175*y^4*z - 90*y*z^2 + 384*y^2*z^2 - 321*y^3*z^2 - 40*z^3 + 206*y*z^3 - 277*y^2*z^3 + 40*z^4 - 91*y*z^4))/(648*y*z*(-1 + y + z)* (y + z)^3) + (((I/36)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 3*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (40*y^3 - 80*y^4 + 40*y^5 + 120*y^2*z - 298*y^3*z + 175*y^4*z + 90*y*z^2 - 384*y^2*z^2 + 321*y^3*z^2 + 40*z^3 - 206*y*z^3 + 277*y^2*z^3 - 40*z^4 + 91*y*z^4)/(108*y*z*(-1 + y + z)*(y + z)^3))* G[1, 0, y] + ((7*y^3 - 7*y^4 + 21*y^2*z - 21*y^3*z - 3*y*z^2 - 21*y^2*z^2 + 7*z^3 - 7*y*z^3)*G[0, 1, 0, y])/(36*y*z*(y + z)^3) + ((7*y^3 - 7*y^4 + 21*y^2*z - 21*y^3*z - 3*y*z^2 - 21*y^2*z^2 + 7*z^3 - 7*y*z^3)*G[1, 0, 0, y])/(36*y*z*(y + z)^3) + ((3*y^3 - 3*y^4 + 9*y^2*z - 9*y^3*z - 7*y*z^2 - 9*y^2*z^2 + 3*z^3 - 3*y*z^3)*G[1, 1, 0, y])/(12*y*z*(y + z)^3) + (2*(-2*y^3 + 2*y^4 - 6*y^2*z + 6*y^3*z + 3*y*z^2 + 6*y^2*z^2 - 2*z^3 + 2*y*z^3)*Zeta[3])/(9*y*z*(y + z)^3))) + (Nc*Nf^2*((((199*I)/648)*Pi*(-1 + y))/(y*z) + (17*Pi^2*(-1 + y))/ (162*y*z) + (-464 + 464*y - 27*z)/(648*y*z) + (((I/12)*Pi*(-1 + y))/(y*z) + (-140 + 140*y + 140*z - 59*y*z)/ (648*y*(-1 + z)*z))*G[0, z] + G[0, y]*((-35*(-1 + y))/(162*y*z) + ((I/12)*Pi*(-1 + y))/(y*z) + ((1 - y)*G[0, z])/(12*y*z)) + ((1 - y)*G[0, 0, y])/(12*y*z) + ((1 - y)*G[0, 0, z])/(12*y*z) + ((-1 + y)*G[1, 0, y])/(12*y*z) + ((-1 + y)*G[1, 0, z])/(12*y*z)) + Nc^2*Nf*((((-41*I)/54)*Pi^3*(-1 + y))/(y*z) + (57001 - 57001*y - 5076*z)/ (7776*y*z) - ((I/648)*Pi*(-4181 + 4181*y - 270*z))/(y*z) + (Pi^2*(2603*y^2 - 5206*y^3 + 2603*y^4 + 5206*y*z - 15618*y^2*z + 12259*y^3*z - 1955*y^4*z + 2603*z^2 - 16914*y*z^2 + 19960*y^2*z^2 - 5757*y^3*z^2 - 5206*z^3 + 14203*y*z^3 - 6297*y^2*z^3 + 2603*z^4 - 2495*y*z^4))/(3888*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-5*y^3 + 5*y^4 - 15*y^2*z + 15*y^3*z - 27*y*z^2 + 15*y^2*z^2 - 5*z^3 + 5*y*z^3)*G[1, y])/(36*y*z*(y + z)^3) + (Pi^2*(-1 + y)*G[1, z])/(9*y*z) + ((-19*(-1 + y))/(36*y*z) + (((3*I)/2)*Pi*(-1 + y))/(y*z))*G[0, 0, y] + ((((3*I)/2)*Pi*(-1 + y))/(y*z) + (-19 + 19*y + 19*z + 26*y*z)/ (36*y*(-1 + z)*z))*G[0, 0, z] + ((((-5*I)/6)*Pi*(-1 + y))/(y*z) + (-y^2 + 2*y^3 - y^4 - 38*y*z + 41*y^2*z - 9*y^3*z + 35*z^2 - 68*y*z^2 + 21*y^2*z^2 - 35*z^3 + 29*y*z^3)/(36*y*z*(-1 + y + z)* (y + z)^2))*G[1, 0, y] + G[1 - y, z]* ((Pi^2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z - 15*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3))/(36*y*z*(y + z)^3) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z + 15*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[1, 0, y])/ (6*y*z*(y + z)^3)) + G[0, z]*((211*Pi^2*(-1 + y))/(216*y*z) - ((I/12)*Pi*(-7 + 7*y + 7*z + 8*y*z))/(y*(-1 + z)*z) + (2698*y - 2698*y^2 + 2698*z - 4640*y*z + 1267*y^2*z - 2590*z^2 + 511*y*z^2 - 108*z^3)/(648*y*(-1 + z)*z*(y + z)) - (7*(-1 + y)*G[0, 0, y])/(6*y*z) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z - 7*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[1, 0, y])/(2*y*z*(y + z)^3)) + ((((-5*I)/6)*Pi*(-1 + y))/(y*z) + (-35*y^2 + 70*y^3 - 35*y^4 - 106*y*z + 246*y^2*z - 133*y^3*z - y^4*z + z^2 + 318*y*z^2 - 268*y^2*z^2 - 9*y^3*z^2 - 2*z^3 - 241*y*z^3 + 21*y^2*z^3 + z^4 + 29*y*z^4)/(36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[1, 0, z] + G[0, y]*((((7*I)/12)*Pi*(-1 + y))/(y*z) + (211*Pi^2*(-1 + y))/ (216*y*z) + (-1349*y + 1457*y^2 - 1349*z + 1700*y*z - 81*z^2)/ (324*y*z*(y + z)) + ((((3*I)/2)*Pi*(-1 + y))/(y*z) + (19*y^2 - 38*y^3 + 19*y^4 + 38*y*z - 114*y^2*z + 71*y^3*z - y^4*z + 19*z^2 - 186*y*z^2 + 140*y^2*z^2 + 3*y^3*z^2 - 38*z^3 + 179*y*z^3 - 27*y^2*z^3 + 19*z^4 - 31*y*z^4)/(36*y*(-1 + z)*z* (-1 + y + z)*(y + z)^2))*G[0, z] - (7*(-1 + y)*G[0, 0, z])/ (6*y*z) + ((-1 + y)*G[1, 0, z])/(3*y*z) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z - 15*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[1 - y, 0, z])/(6*y*z*(y + z)^3)) - (7*(-1 + y)*G[0, 0, 0, y])/(6*y*z) - (7*(-1 + y)*G[0, 0, 0, z])/ (6*y*z) + ((-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z - 9*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3)*G[0, 1, 0, y])/(6*y*z*(y + z)^3) + ((-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z - 9*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3)*G[0, 1, 0, z])/(6*y*z*(y + z)^3) + (5*(-1 + y)*G[1, 0, 0, y])/(6*y*z) + (5*(-1 + y)*G[1, 0, 0, z])/ (6*y*z) + ((5*y^3 - 5*y^4 + 15*y^2*z - 15*y^3*z + 27*y*z^2 - 15*y^2*z^2 + 5*z^3 - 5*y*z^3)*G[1, 1, 0, y])/(6*y*z*(y + z)^3) - (2*(-1 + y)*G[1, 1, 0, z])/(3*y*z) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z + 15*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[1 - y, 1, 0, z])/(6*y*z*(y + z)^3) + ((-1 + y)*Zeta[3])/ (27*y*z)) + Nc^3*((-10121*Pi^4*(-1 + y))/(6480*y*z) + (64835 - 64835*y - 28944*z)/(7776*y*z) - ((I/1296)*Pi*(-17551 + 17551*y + 9774*z))/(y*z) + ((I/108)*Pi^3*(1099 - 2198*y + 1099*y^2 - 1099*z + 1045*y*z))/ (y*z*(-1 + y + z)) + (Pi^2*(-154783*y^2 + 308918*y^3 - 154135*y^4 - 309566*y*z + 946842*y^2*z - 776939*y^3*z + 149923*y^4*z - 154783*z^2 + 972114*y*z^2 - 1286756*y^2*z^2 + 459597*y^3*z^2 + 327062*z^3 - 860855*y*z^3 + 490485*y^2*z^3 - 189775*z^4 + 198307*y*z^4 + 17496*z^5))/(7776*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2) + (2*Pi^2*(-1 + y)*G[0, 1, y])/(3*y*z) + (Pi^2*(-1 + y)*G[0, 1, z])/(3*y*z) + G[0, 1 - y, z]* ((2*Pi^2*(-1 + y))/(3*y*z) - (4*(-1 + y)*G[1, 0, y])/(y*z)) + G[0, 0, z]*((49*Pi^2*(-1 + y))/(6*y*z) - (((3*I)/2)*Pi*(10 - 10*y - 10*z + 19*y*z))/(y*(-1 + z)*z) + (86 - 86*y - 32*z - 1759*y*z - 54*z^2)/(72*y*(-1 + z)*z) + (9*(-1 + y)*G[1, 0, y])/(2*y*z)) + ((-25*Pi^2*(-1 + y))/(6*y*z) + ((I/12)*Pi*(109 - 218*y + 109*y^2 - 109*z + 145*y*z))/ (y*z*(-1 + y + z)) + (116*y^2 - 214*y^3 + 98*y^4 + 277*y*z - 741*y^2*z + 160*y^3*z + 19*y^4*z - 37*z^2 - 831*y*z^2 + 304*y^2*z^2 + 288*y^3*z^2 + 92*z^3 + 367*y*z^3 + 438*y^2*z^3 - 73*z^4 + 187*y*z^4 + 18*z^5)/(36*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2))*G[1, 0, z] + (Pi^2*(1 - y)*G[1, 1, y])/(3*y*z) + (Pi^2*(1 - y)*G[1, 1, z])/(3*y*z) + (Pi^2*(1 - y)*G[1, 1 - y, z])/ (6*y*z) + (Pi^2*(-1 + y)*G[1 - y, 0, z])/(6*y*z) + G[0, 0, y]*(((-15*I)*Pi*(-1 + y))/(y*z) + (49*Pi^2*(-1 + y))/(6*y*z) + (-43 + 43*y - 81*z)/(36*y*z) - (11*(-1 + y)*G[0, 0, z])/(y*z) + (3*(-1 + y)*G[1, 0, z])/(2*y*z) + (3*(-1 + y)*G[1 - y, 0, z])/ (y*z)) + (Pi^2*(-1 + y)*G[1 - y, 1, z])/(3*y*z) + (Pi^2*(1 - y)*G[1 - y, 1 - y, z])/(6*y*z) + (Pi^2*(1 - y)*G[-y, 1 - y, z])/(3*y*z) + G[1, 0, y]*((-4*Pi^2*(-1 + y))/(y*z) + ((I/12)*Pi*(109 - 218*y + 109*y^2 - 109*z + 145*y*z))/ (y*z*(-1 + y + z)) + (37*y^2 - 56*y^3 + 19*y^4 + 119*y*z - 158*y^2*z + 288*y^3*z - 116*z^2 + 194*y*z^2 + 438*y^2*z^2 + 98*z^3 + 187*y*z^3 + 18*z^4)/(36*y*z*(-1 + y + z)*(y + z)^2) + ((1 - y)*G[1, 0, z])/(y*z) + ((-1 + y)*G[1, 1 - y, z])/(y*z) + ((1 - y)*G[1 - y, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1 - y, z])/ (y*z) - (2*(-1 + y)*G[-y, 0, z])/(y*z) + (2*(-1 + y)*G[-y, 1 - y, z])/(y*z)) + ((61*(-1 + y))/(6*y*z) + (((27*I)/2)*Pi*(-1 + y))/(y*z))* G[0, 0, 0, y] + ((((27*I)/2)*Pi*(-1 + y))/(y*z) + (122 - 122*y - 122*z + 275*y*z)/(12*y*(-1 + z)*z))*G[0, 0, 0, z] + (((-6*I)*Pi*(-1 + y))/(y*z) + (34*y^3 - 80*y^4 + 43*y^5 + 93*y^2*z - 299*y^3*z + 273*y^4*z - 52*y^5*z + 60*y*z^2 - 384*y^2*z^2 + 586*y^3*z^2 - 220*y^4*z^2 + 34*z^3 - 200*y*z^3 + 526*y^2*z^3 - 348*y^3*z^3 - 68*z^4 + 204*y*z^4 - 244*y^2*z^4 + 34*z^5 - 64*y*z^5)/(6*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (((-6*I)*Pi*(-1 + y))/(y*z) + (34*y^3 - 68*y^4 + 34*y^5 + 93*y^2*z - 263*y^3*z + 243*y^4*z - 61*y^5*z + 60*y*z^2 - 348*y^2*z^2 + 550*y^3*z^2 - 256*y^4*z^2 + 34*z^3 - 188*y*z^3 + 508*y^2*z^3 - 402*y^3*z^3 - 68*z^4 + 201*y*z^4 - 280*y^2*z^4 + 34*z^5 - 73*y*z^5)/(6*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, z] + (((-9*I)*Pi*(-1 + y))/(y*z) + (-91 + 182*y - 91*y^2 + 91*z - 127*y*z)/ (12*y*z*(-1 + y + z)))*G[1, 0, 0, y] + (((-9*I)*Pi*(-1 + y))/(y*z) + (91 - 182*y + 91*y^2 - 182*z + 345*y*z - 127*y^2*z + 91*z^2 - 163*y*z^2)/(12*y*(-1 + z)*z*(-1 + y + z)))* G[1, 0, 0, z] + (((3*I)*Pi*(-1 + y))/(y*z) + (-55*y^3 + 110*y^4 - 55*y^5 - 183*y^2*z + 458*y^3*z - 360*y^4*z + 73*y^5*z - 249*y*z^2 + 780*y^2*z^2 - 823*y^3*z^2 + 304*y^4*z^2 - 55*z^3 + 608*y*z^3 - 907*y^2*z^3 + 474*y^3*z^3 + 110*z^4 - 444*y*z^4 + 328*y^2*z^4 - 55*z^5 + 85*y*z^5)/(12*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + G[-y, z]*((2*(-1 + y)*G[0, 1, 0, y])/(y*z) + (2*(-1 + y)*G[1, 1, 0, y])/(y*z)) + ((-11 + 10*y - 2*y^2 + 22*z - 21*y*z + 11*y^2*z - 11*z^2 + 11*y*z^2)* G[1, 1, 0, z])/(3*y*(-1 + z)*z*(-1 + y + z)) + (((3*I)*Pi*(-1 + y))/(y*z) + (-11*y^3 + 22*y^4 - 11*y^5 - 51*y^2*z + 106*y^3*z - 96*y^4*z + 29*y^5*z - 117*y*z^2 + 252*y^2*z^2 - 251*y^3*z^2 + 128*y^4*z^2 - 11*z^3 + 256*y*z^3 - 335*y^2*z^3 + 210*y^3*z^3 + 22*z^4 - 180*y*z^4 + 152*y^2*z^4 - 11*z^5 + 41*y*z^5)/(12*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, 0, z] - (11*(-1 + y)*G[0, 0, 0, 0, y])/(y*z) - (11*(-1 + y)*G[0, 0, 0, 0, z])/(y*z) + (17*(-1 + y)*G[0, 0, 1, 0, y])/ (2*y*z) + (13*(-1 + y)*G[0, 0, 1, 0, z])/(2*y*z) + (7*(-1 + y)*G[0, 1, 0, 0, y])/(y*z) + (7*(-1 + y)*G[0, 1, 0, 0, z])/ (y*z) - (4*(-1 + y)*G[0, 1, 1, 0, y])/(y*z) - (2*(-1 + y)*G[0, 1, 1, 0, z])/(y*z) - (4*(-1 + y)*G[0, 1 - y, 1, 0, z])/(y*z) + (17*(-1 + y)*G[1, 0, 0, 0, y])/(2*y*z) + (17*(-1 + y)*G[1, 0, 0, 0, z])/(2*y*z) - (6*(-1 + y)*G[1, 0, 1, 0, y])/ (y*z) - (3*(-1 + y)*G[1, 0, 1, 0, z])/(y*z) - (5*(-1 + y)*G[1, 1, 0, 0, y])/(y*z) - (2*(-1 + y)*G[1, 1, 0, 0, z])/ (y*z) + (2*(-1 + y)*G[1, 1, 1, 0, y])/(y*z) + (2*(-1 + y)*G[1, 1, 1, 0, z])/(y*z) + ((-1 + y)*G[1, 1 - y, 1, 0, z])/ (y*z) - (3*(-1 + y)*G[1 - y, 0, 1, 0, z])/(y*z) - (3*(-1 + y)*G[1 - y, 1, 0, 0, z])/(y*z) - (2*(-1 + y)*G[1 - y, 1, 1, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1 - y, 1, 0, z])/(y*z) + (2*(-1 + y)*G[-y, 0, 1, 0, z])/(y*z) + (2*(-1 + y)*G[-y, 1 - y, 1, 0, z])/(y*z) + (((2*I)*Pi*(-1 + y))/(y*z) + (41 + 134*y - 121*y^2 - 82*z - 336*y*z + 202*y^2*z + 41*z^2 + 202*y*z^2)/(54*y*(-1 + z)*z*(-1 + y + z)))* Zeta[3] + G[0, z]*((((-7*I)/2)*Pi^3*(-1 + y))/(y*z) + ((I/24)*Pi*(119 - 119*y - 155*z + 734*y*z + 36*z^2))/ (y*(-1 + z)*z) + (Pi^2*(5129 - 10258*y + 5129*y^2 - 10258*z + 17943*y*z - 7829*y^2*z + 5129*z^2 - 7685*y*z^2))/ (432*y*(-1 + z)*z*(-1 + y + z)) + (-18089*y + 18089*y^2 - 18089*z + 23110*y*z + 54055*y^2*z + 12149*z^2 + 67123*y*z^2 + 5940*z^3)/ (2592*y*(-1 + z)*z*(y + z)) + (Pi^2*(-1 + y)*G[1, y])/(3*y*z) + ((((27*I)/2)*Pi*(-1 + y))/(y*z) + (-122 + 244*y - 122*y^2 + 244*z - 429*y*z + 149*y^2*z - 122*z^2 + 185*y*z^2)/(12*y*(-1 + z)*z* (-1 + y + z)))*G[0, 0, y] + (((-6*I)*Pi*(-1 + y))/(y*z) + (10*y^3 - 20*y^4 + 10*y^5 + 33*y^2*z - 83*y^3*z + 67*y^4*z - 13*y^5*z + 44*y*z^2 - 140*y^2*z^2 + 154*y^3*z^2 - 56*y^4*z^2 + 10*z^3 - 108*y*z^3 + 168*y^2*z^3 - 90*y^3*z^3 - 20*z^4 + 81*y*z^4 - 64*y^2*z^4 + 10*z^5 - 17*y*z^5)/(2*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1, 0, y] - (11*(-1 + y)*G[0, 0, 0, y])/(y*z) + (9*(-1 + y)*G[0, 1, 0, y])/ (2*y*z) + (7*(-1 + y)*G[1, 0, 0, y])/(y*z) - (2*(-1 + y)*G[1, 1, 0, y])/(y*z) - (4*(-1 + y)*Zeta[3])/(y*z)) + G[0, y]*((((-7*I)/2)*Pi^3*(-1 + y))/(y*z) + ((I/24)*Pi*(-119 + 119*y + 72*z))/(y*z) + (Pi^2*(5129 - 10402*y + 5237*y^2 - 10258*z + 15387*y*z - 5129*y^2*z + 5129*z^2 - 4985*y*z^2))/(432*y*(-1 + z)*z* (-1 + y + z)) + (-18089*y + 37042*y^2 - 18953*y^3 - 18089*z + 32506*y*z - 12473*y^2*z - 11664*z^2 + 13608*y*z^2)/ (2592*(-1 + y)*y*z*(y + z)) + ((49*Pi^2*(-1 + y))/(6*y*z) - (((3*I)/2)*Pi*(-10 + 20*y - 10*y^2 + 20*z - 35*y*z + 13*y^2*z - 10*z^2 + 15*y*z^2))/(y*(-1 + z)*z*(-1 + y + z)) + (-86*y^2 + 172*y^3 - 86*y^4 - 172*y*z + 534*y^2*z + 653*y^3*z - 481*y^4*z - 86*z^2 + 840*y*z^2 + 1352*y^2*z^2 - 1959*y^3*z^2 + 82*z^3 + 311*y*z^3 - 2367*y^2*z^3 + 94*z^4 - 979*y*z^4 - 90*z^5)/ (72*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[0, z] + (Pi^2*(-1 + y)*G[1, z])/(6*y*z) + (Pi^2*(-1 + y)*G[1 - y, z])/ (6*y*z) + ((((27*I)/2)*Pi*(-1 + y))/(y*z) + (-61 + 122*y - 61*y^2 + 122*z - 237*y*z + 97*y^2*z - 61*z^2 + 115*y*z^2)/(6*y*(-1 + z)*z*(-1 + y + z)))*G[0, 0, z] + (((-3*I)*Pi*(-1 + y))/(y*z) + (-49 + 74*y - 31*y^2 + 49*z - 43*y*z)/ (12*y*z*(-1 + y + z)))*G[1, 0, z] + (((-3*I)*Pi*(-1 + y))/(y*z) + (11*y^3 - 22*y^4 + 11*y^5 + 51*y^2*z - 106*y^3*z + 96*y^4*z - 29*y^5*z + 117*y*z^2 - 252*y^2*z^2 + 251*y^3*z^2 - 128*y^4*z^2 + 11*z^3 - 256*y*z^3 + 335*y^2*z^3 - 210*y^3*z^3 - 22*z^4 + 180*y*z^4 - 152*y^2*z^4 + 11*z^5 - 41*y*z^5)/(12*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1 - y, 0, z] - (11*(-1 + y)*G[0, 0, 0, z])/(y*z) + (5*(-1 + y)*G[0, 1, 0, z])/ (2*y*z) + (4*(-1 + y)*G[0, 1 - y, 0, z])/(y*z) + (4*(-1 + y)*G[1, 0, 0, z])/(y*z) + ((1 - y)*G[1, 1 - y, 0, z])/ (y*z) + (3*(-1 + y)*G[1 - y, 0, 0, z])/(y*z) + ((1 - y)*G[1 - y, 1 - y, 0, z])/(y*z) - (2*(-1 + y)*G[-y, 1 - y, 0, z])/(y*z) - (4*(-1 + y)*Zeta[3])/ (y*z)) + G[1, z]*((Pi^2*(11 - 10*y + 2*y^2 - 22*z + 21*y*z - 11*y^2*z + 11*z^2 - 11*y*z^2))/(18*y*(-1 + z)*z*(-1 + y + z)) + ((1 - y)*G[0, 1, 0, y])/(y*z) + ((-1 + y)*G[1, 1, 0, y])/(y*z) + ((-1 + y)*Zeta[3])/(y*z)) + G[1 - y, z]* (((-1/2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(11*y^3 - 22*y^4 + 11*y^5 + 51*y^2*z - 106*y^3*z + 96*y^4*z - 29*y^5*z + 117*y*z^2 - 252*y^2*z^2 + 251*y^3*z^2 - 128*y^4*z^2 + 11*z^3 - 256*y*z^3 + 335*y^2*z^3 - 210*y^3*z^3 - 22*z^4 + 180*y*z^4 - 152*y^2*z^4 + 11*z^5 - 41*y*z^5))/(72*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (((3*I)*Pi*(-1 + y))/(y*z) + (-11*y^3 + 22*y^4 - 11*y^5 - 51*y^2*z + 106*y^3*z - 96*y^4*z + 29*y^5*z - 117*y*z^2 + 252*y^2*z^2 - 251*y^3*z^2 + 128*y^4*z^2 - 11*z^3 + 256*y*z^3 - 335*y^2*z^3 + 210*y^3*z^3 + 22*z^4 - 180*y*z^4 + 152*y^2*z^4 - 11*z^5 + 41*y*z^5)/(12*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 0, y] - (3*(-1 + y)*G[0, 1, 0, y])/(y*z) - (3*(-1 + y)*G[1, 0, 0, y])/ (y*z) + ((1 - y)*G[1, 1, 0, y])/(y*z) + (4*(-1 + y)*Zeta[3])/ (y*z)) + G[1, y]*(((-1/2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(55*y^3 - 110*y^4 + 55*y^5 + 183*y^2*z - 458*y^3*z + 360*y^4*z - 73*y^5*z + 249*y*z^2 - 780*y^2*z^2 + 823*y^3*z^2 - 304*y^4*z^2 + 55*z^3 - 608*y*z^3 + 907*y^2*z^3 - 474*y^3*z^3 - 110*z^4 + 444*y*z^4 - 328*y^2*z^4 + 55*z^5 - 85*y*z^5))/ (72*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(1 - y)*G[1, z])/ (6*y*z) + (Pi^2*(-1 + y)*G[1 - y, z])/(6*y*z) + (Pi^2*(1 - y)*G[-y, z])/(3*y*z) + (5*(-1 + y)*Zeta[3])/(y*z))))/ eps^2 + Nc^2*Nf*((((997*I)/4320)*Pi^5*(-1 + y))/(y*z) + (55438183 - 55438183*y - 31673592*z)/(839808*y*z) - ((I/5832)*Pi*(-357442 + 357442*y + 207387*z))/(y*z) + ((I/3888)*Pi^3*(-32132*y^2 + 62212*y^3 - 30080*y^4 - 64264*y*z + 193953*y^2*z - 159697*y^3*z + 40340*y^4*z - 32132*z^2 + 181506*y*z^2 - 261772*y^2*z^2 + 118005*y^3*z^2 + 69205*z^3 - 154729*y*z^3 + 110211*y^2*z^3 - 42014*z^4 + 37487*y*z^4 + 4941*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(4037437*y^2 - 12012519*y^3 + 11912727*y^4 - 3937645*y^5 + 8074874*y*z - 33454880*y^2*z + 46582877*y^3*z - 25492218*y^4*z + 4289347*y^5*z + 4037437*z^2 - 30676183*y*z^2 + 63977144*y^2*z^2 - 51275423*y^3*z^2 + 13931193*y^4*z^2 - 9622298*z^3 + 36439279*y*z^3 - 43176176*y^2*z^3 + 16353363*y^3*z^3 + 7132285*z^4 - 15391226*y*z^4 + 8264773*y^2*z^4 - 1547424*z^5 + 1553256*y*z^5))/ (139968*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^4*(-48241*y^2 + 143211*y^3 - 143823*y^4 + 48853*y^5 - 96482*y*z + 475714*y^2*z - 807233*y^3*z + 607932*y^4*z - 180219*y^5*z - 48241*z^2 + 435683*y*z^2 - 1328587*y^2*z^2 + 1722072*y^3*z^2 - 994806*y^4*z^2 + 214167*y^5*z^2 + 189292*z^3 - 767711*y*z^3 + 1642244*y^2*z^3 - 1722420*y^3*z^3 + 742260*y^4*z^3 - 83089*y^5*z^3 - 274758*z^4 + 650183*y*z^4 - 956515*y^2*z^4 + 792365*y^3*z^4 - 211851*y^4*z^4 + 170932*z^5 - 254459*y*z^5 + 210946*y^2*z^5 - 127707*y^3*z^5 - 33553*z^6 + 29114*y*z^6 + 4727*y^2*z^6 - 3672*z^7 + 3672*y*z^7))/(51840*(-1 + y)*y*(-1 + z)^3*z*(-1 + y + z)*(y + z)^2) + ((((127*I)/9)*Pi*(-1 + y))/(y*z) - (179*Pi^2*(-1 + y))/(36*y*z) + (-286*y + 592*y^2 - 286*z + 1861*y*z + 351*z^2)/(108*y*z*(y + z)))* G[0, 0, 0, y] + ((-179*Pi^2*(-1 + y))/(36*y*z) + ((I/9)*Pi*(127 - 127*y - 127*z + 244*y*z))/(y*(-1 + z)*z) + (286*y - 286*y^2 + 286*z + 337*y*z + 3562*y^2*z - 295*z^2 + 2653*y*z^2 + 9*z^3)/(108*y*(-1 + z)*z*(y + z)))*G[0, 0, 0, z] + (Pi^2*(-y^4 + 2*y^5 - y^6 + 3*y^4*z - 3*y^5*z + 12*y^2*z^2 - 12*y^3*z^2 - 3*y^4*z^2 + 8*y*z^3 - 16*y^2*z^3 - y^3*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[0, 0, 1, y])/(18*(-1 + y)*y^2*z*(y + z)^3) + (Pi^2*(8*y^4 - 16*y^5 + 8*y^6 + 27*y^3*z - 51*y^4*z + 24*y^5*z + 39*y^2*z^2 - 66*y^3*z^2 + 24*y^4*z^2 + 17*y*z^3 - 34*y^2*z^3 + 8*y^3*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[0, 0, 1, z])/ (18*(-1 + y)*y^2*z*(y + z)^3) - (2*Pi^2*(-5*y^3 + 5*y^4 - 15*y^2*z + 15*y^3*z - 3*y*z^2 + 15*y^2*z^2 - 5*z^3 + 5*y*z^3)*G[0, 0, 1 - y, z])/(9*y*z*(y + z)^3) + ((Pi^2*(-13*y^4 + 13*y^5 - 41*y^3*z + 41*y^4*z - 147*y^2*z^2 + 47*y^3*z^2 - 19*y*z^3 + 25*y^2*z^3 - 2*z^4 + 8*y*z^4 + 2*z^5))/ (12*y^2*z*(y + z)^3) + (448*y^3 - 1904*y^4 + 1096*y^5 + 3378*y^2*z - 7598*y^3*z + 8538*y^4*z - 1438*y^5*z + 711*y*z^2 - 14562*y^2*z^2 + 22717*y^3*z^2 - 7660*y^4*z^2 + 1816*z^3 - 8465*y*z^3 + 26800*y^2*z^3 - 16593*y^3*z^3 - 3632*z^4 + 13341*y*z^4 - 15958*y^2*z^4 + 1816*z^5 - 5587*y*z^5)/(216*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3) - ((I/18)*Pi*(-103*y^3 + 236*y^4 - 112*y^5 - 273*y^2*z + 824*y^3*z - 765*y^4*z + 121*y^5*z - 408*y*z^2 + 1461*y^2*z^2 - 1717*y^3*z^2 + 556*y^4*z^2 - 130*z^3 + 1241*y*z^3 - 2041*y^2*z^3 + 1023*y^3*z^3 + 260*z^4 - 1107*y*z^4 + 862*y^2*z^4 - 130*z^5 + 274*y*z^5))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + (((-1/18*I)*Pi*(130*y^3 - 260*y^4 + 130*y^5 + 408*y^2*z - 874*y^3*z + 538*y^4*z + 489*y*z^2 - 1395*y^2*z^2 + 915*y^3*z^2 + 103*z^3 - 884*y*z^3 + 736*y^2*z^3 - 103*z^4 + 229*y*z^4))/(y*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(13*y^4 - 26*y^5 + 13*y^6 + 41*y^3*z - 80*y^4*z + 39*y^5*z + 153*y^2*z^2 - 194*y^3*z^2 + 39*y^4*z^2 + 19*y*z^3 - 38*y^2*z^3 + 13*y^3*z^3 + 2*z^4 - 8*y*z^4 - 2*z^5))/(12*(-1 + y)*y^2*z* (y + z)^3) + (-1006*y^3 + 2480*y^4 - 1474*y^5 - 6384*y^2*z + 12078*y^3*z - 11756*y^4*z + 3344*y^5*z - 2385*y*z^2 + 26796*y^2*z^2 - 34743*y^3*z^2 + 17296*y^4*z^2 - 1888*y^5*z^2 - 1042*z^3 + 11768*y*z^3 - 46978*y^2*z^3 + 38572*y^3*z^3 - 8074*y^4*z^3 + 2640*z^4 - 20456*y*z^4 + 39608*y^2*z^4 - 14955*y^3*z^4 - 1974*z^5 + 15184*y*z^5 - 13060*y^2*z^5 + 196*z^6 - 4111*y*z^6 + 180*z^7)/(216*y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, z] + (Pi^2*(-5*y + 10*y^2 - 5*y^3 - 3*z + 9*y*z - 6*y^2*z + 3*z^2 - 6*y*z^2)*G[0, 1, 1, y])/(18*(-1 + y)*y^2*z) + (Pi^2*(-5*y^4 + 10*y^5 - 5*y^6 - 9*y^3*z + 24*y^4*z - 15*y^5*z + 27*y^2*z^2 - 18*y^3*z^2 - 15*y^4*z^2 + 13*y*z^3 - 26*y^2*z^3 - 5*y^3*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[0, 1, 1, z])/ (36*(-1 + y)*y^2*z*(y + z)^3) + (Pi^2*(y^4 - 2*y^5 + y^6 - 3*y^3*z + 3*y^5*z - 9*y^2*z^2 + 12*y^3*z^2 + 3*y^4*z^2 - 17*y*z^3 + 34*y^2*z^3 + y^3*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[0, 1, 1 - y, z])/(36*(-1 + y)*y^2*z*(y + z)^3) + (Pi^2*(-5*y^4 + 10*y^5 - 5*y^6 - 18*y^3*z + 33*y^4*z - 15*y^5*z - 3*y^2*z^2 + 21*y^3*z^2 - 15*y^4*z^2 - 14*y*z^3 + 28*y^2*z^3 - 5*y^3*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[0, 1 - y, 0, z])/ (18*(-1 + y)*y^2*z*(y + z)^3) + (Pi^2*(-11*y^3 + 22*y^4 - 11*y^5 - 33*y^2*z + 63*y^3*z - 30*y^4*z - 21*y*z^2 + 45*y^2*z^2 - 21*y^3*z^2 - 11*z^3 + 13*y*z^3 + 7*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[0, 1 - y, 1, z])/ (18*(-1 + y)*y*z*(y + z)^3) + (Pi^2*(4*y^4 - 8*y^5 + 4*y^6 + 15*y^3*z - 27*y^4*z + 12*y^5*z + 6*y^2*z^2 - 21*y^3*z^2 + 12*y^4*z^2 + 13*y*z^3 - 26*y^2*z^3 + 4*y^3*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[0, 1 - y, 1 - y, z])/ (18*(-1 + y)*y^2*z*(y + z)^3) + (Pi^2*(4*y^4 - 8*y^5 + 4*y^6 + 11*y^3*z - 23*y^4*z + 12*y^5*z - 13*y^2*z^2 + 2*y^3*z^2 + 12*y^4*z^2 + y*z^3 - 2*y^2*z^3 + 4*y^3*z^3 - z^4 + 4*y*z^4 + z^5)*G[0, -y, 1 - y, z])/(6*(-1 + y)*y^2*z* (y + z)^3) + ((Pi^2*(-107*y^3 + 107*y^4 - 321*y^2*z + 321*y^3*z - 345*y*z^2 + 321*y^2*z^2 - 107*z^3 + 107*y*z^3))/ (24*y*z*(y + z)^3) - ((I/18)*Pi*(209*y^2 - 418*y^3 + 209*y^4 + 256*y*z - 883*y^2*z + 750*y^3*z + 371*z^2 - 1160*y*z^2 + 1035*y^2*z^2 - 371*z^3 + 494*y*z^3))/(y*z*(-1 + y + z)*(y + z)^2) + (-298*y^2 + 722*y^3 - 424*y^4 + 970*y*z + 257*y^2*z - 2949*y^3*z - 1972*z^2 + 4774*y*z^2 - 6273*y^2*z^2 + 1999*z^3 - 3775*y*z^3 - 27*z^4)/(108*y*z*(-1 + y + z)*(y + z)^2))*G[1, 0, 0, y] + ((Pi^2*(-331*y + 331*y^2 - 12*z + 12*y*z + 12*z^2))/(72*y^2*z) - ((I/18)*Pi*(-371*y^2 + 742*y^3 - 371*y^4 - 904*y*z + 2388*y^2*z - 1834*y^3*z + 227*y^4*z - 209*z^2 + 2712*y*z^2 - 3250*y^2*z^2 + 804*y^3*z^2 + 418*z^3 - 2320*y*z^3 + 1089*y^2*z^3 - 209*z^4 + 512*y*z^4))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (-1864*y^2 + 3953*y^3 - 2089*y^4 - 5510*y*z + 14731*y^2*z - 13645*y^3*z + 2828*y^4*z - 406*z^2 + 21329*y*z^2 - 30314*y^2*z^2 + 12713*y^3*z^2 - 730*y^4*z^2 + 831*z^3 - 28535*y*z^3 + 22505*y^2*z^3 - 3003*y^3*z^3 - 57*z^4 + 15105*y*z^4 - 5049*y^2*z^4 - 755*z^5 - 2389*y*z^5 + 387*z^6)/(108*y*(-1 + z)^2*z*(-1 + y + z)* (y + z)^2))*G[1, 0, 0, z] + (Pi^2*(2*y^4 - 4*y^5 + 2*y^6 + 12*y^3*z - 21*y^4*z + 9*y^5*z - 21*y^3*z^2 + 18*y^4*z^2 + 20*y*z^3 - 49*y^2*z^3 + 20*y^3*z^3 + 6*z^4 - 27*y*z^4 + 12*y^2*z^4 - 6*z^5 + 3*y*z^5)*G[1, 0, 1, y])/ (18*(-1 + y)*y^2*z*(y + z)^3) - (7*Pi^2*(-1 + y)*G[1, 0, 1, z])/ (36*y*z) + (Pi^2*(-2*y + 2*y^2 + 3*z - 3*y*z - 3*z^2)* G[1, 0, 1 - y, z])/(18*y^2*z) + ((Pi^2*(41*y^4 - 41*y^5 + 111*y^3*z - 111*y^4*z - 525*y^2*z^2 - 75*y^3*z^2 + 5*y*z^3 + 31*y^2*z^3 - 12*z^4 + 48*y*z^4 + 12*z^5))/ (72*y^2*z*(y + z)^3) + ((I/18)*Pi*(-67*y^3 + 134*y^4 - 67*y^5 - 264*y^2*z + 653*y^3*z - 486*y^4*z + 76*y^5*z - 102*y*z^2 + 993*y^2*z^2 - 1294*y^3*z^2 + 379*y^4*z^2 - 13*z^3 + 392*y*z^3 - 1357*y^2*z^3 + 735*y^3*z^3 + 26*z^4 - 495*y*z^4 + 637*y^2*z^4 - 13*z^5 + 205*y*z^5))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (-544*y^3 + 1304*y^4 - 760*y^5 + 465*y^2*z + 3281*y^3*z - 5202*y^4*z + 1102*y^5*z - 2805*y*z^2 + 6846*y^2*z^2 - 10006*y^3*z^2 + 4924*y^4*z^2 + 221*z^3 + 7580*y*z^3 - 11755*y^2*z^3 + 8295*y^3*z^3 - 1324*z^4 - 3648*y*z^4 + 4786*y^2*z^4 + 2543*z^5 - 1127*y*z^5 - 1440*z^6)/(216*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + G[-y, 0, z]*((-2*(-5*y^4 + 5*y^5 - 12*y^3*z + 12*y^4*z + 24*y^2*z^2 + 3*y^3*z^2 + 4*y*z^3 - 13*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)* G[0, 1, 0, y])/(3*y^2*z*(y + z)^3) + ((-14*y^4 + 14*y^5 - 45*y^3*z + 45*y^4*z + 21*y^2*z^2 + 54*y^3*z^2 - 23*y*z^3 + 32*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[1, 0, 0, y])/ (3*y^2*z*(y + z)^3) - (5*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[1, 1, 0, y])/(3*y*z*(y + z)^3)) + G[-y, -y, z]*((2*(-10*y^4 + 10*y^5 - 27*y^3*z + 27*y^4*z + 39*y^2*z^2 + 18*y^3*z^2 - y*z^3 - 8*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)* G[0, 1, 0, y])/(3*y^2*z*(y + z)^3) + (2*(-10*y^4 + 10*y^5 - 27*y^3*z + 27*y^4*z + 39*y^2*z^2 + 18*y^3*z^2 - y*z^3 - 8*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[1, 1, 0, y])/ (3*y^2*z*(y + z)^3)) + G[0, -y, z]* (((-4*y^4 + 8*y^5 - 4*y^6 - 11*y^3*z + 23*y^4*z - 12*y^5*z + 13*y^2*z^2 - 2*y^3*z^2 - 12*y^4*z^2 - y*z^3 + 2*y^2*z^3 - 4*y^3*z^3 + z^4 - 4*y*z^4 - z^5)*G[0, 1, 0, y])/ ((-1 + y)*y^2*z*(y + z)^3) + ((-4*y^4 + 8*y^5 - 4*y^6 - 11*y^3*z + 23*y^4*z - 12*y^5*z + 13*y^2*z^2 - 2*y^3*z^2 - 12*y^4*z^2 - y*z^3 + 2*y^2*z^3 - 4*y^3*z^3 + z^4 - 4*y*z^4 - z^5)*G[1, 1, 0, y])/ ((-1 + y)*y^2*z*(y + z)^3)) + G[1 - y, -y, z]* (((-10*y^3 + 20*y^4 - 10*y^5 - 30*y^2*z + 57*y^3*z - 27*y^4*z - 12*y*z^2 + 33*y^2*z^2 - 18*y^3*z^2 - 10*z^3 + 11*y*z^3 + 8*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[0, 1, 0, y])/ (3*(-1 + y)*y*z*(y + z)^3) + ((-10*y^3 + 20*y^4 - 10*y^5 - 30*y^2*z + 57*y^3*z - 27*y^4*z - 12*y*z^2 + 33*y^2*z^2 - 18*y^3*z^2 - 10*z^3 + 11*y*z^3 + 8*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[1, 1, 0, y])/ (3*(-1 + y)*y*z*(y + z)^3)) + ((Pi^2*(-107*y + 107*y^2 - 6*z + 6*y*z + 6*z^2))/(36*y^2*z) - ((I/18)*Pi*(-97*y^2 + 254*y^3 - 115*y^4 - 248*y*z + 756*y^2*z - 635*y^3*z + 43*y^4*z - 43*z^2 + 804*y*z^2 - 1130*y^2*z^2 + 237*y^3*z^2 + 86*z^3 - 761*y*z^3 + 399*y^2*z^3 - 43*z^4 + 205*y*z^4))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (-215*y^2 - 686*y^3 + 181*y^4 + 65*y*z - 843*y^2*z + 1148*y^3*z + 1070*y^4*z - 386*z^2 - 285*y*z^2 + 1340*y^2*z^2 + 2040*y^3*z^2 + 1204*z^3 - 211*y*z^3 + 969*y^2*z^3 - 1250*z^4 + 431*y*z^4 + 432*z^5)/ (216*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[1, 1, 0, z] + (Pi^2*(-4*y^4 + 4*y^5 - 3*y^3*z + 3*y^4*z - 24*y^3*z^2 + 23*y*z^3 - 50*y^2*z^3 + 9*z^4 - 36*y*z^4 - 9*z^5)*G[1, 1, 1, y])/ (18*y^2*z*(y + z)^3) + (5*Pi^2*(-1 + y)*G[1, 1, 1, z])/(9*y*z) + (Pi^2*(1 - y - z)*G[1, 1, 1 - y, z])/(6*y^2) + (Pi^2*(-y + y^2 + 6*z - 6*y*z - 6*z^2)*G[1, 1 - y, 0, z])/(18*y^2*z) + (Pi^2*(-y + y^2 + 6*z - 6*y*z - 6*z^2)*G[1, 1 - y, 1, z])/(36*y^2*z) + (Pi^2*(y - y^2 - 6*z + 6*y*z + 6*z^2)*G[1, 1 - y, 1 - y, z])/ (18*y^2*z) + (Pi^2*(5*y^4 - 5*y^5 + 21*y^3*z - 21*y^4*z - 3*y^2*z^2 - 39*y^3*z^2 + 23*y*z^3 - 41*y^2*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)* G[1 - y, 0, 0, z])/(36*y^2*z*(y + z)^3) + (Pi^2*(-10*y^3 + 20*y^4 - 10*y^5 - 30*y^2*z + 57*y^3*z - 27*y^4*z - 18*y*z^2 + 39*y^2*z^2 - 18*y^3*z^2 - 10*z^3 + 11*y*z^3 + 8*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[1 - y, 0, 1, z])/ (18*(-1 + y)*y*z*(y + z)^3) + (Pi^2*(-7*y^4 + 7*y^5 - 27*y^3*z + 27*y^4*z - 3*y^2*z^2 + 45*y^3*z^2 - 25*y*z^3 + 43*y^2*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)* G[1 - y, 0, 1 - y, z])/(36*y^2*z*(y + z)^3) + ((Pi^2*(-259*y^4 + 518*y^5 - 259*y^6 - 789*y^3*z + 1566*y^4*z - 777*y^5*z - 165*y^2*z^2 + 954*y^3*z^2 - 777*y^4*z^2 - 295*y*z^3 + 590*y^2*z^3 - 259*y^3*z^3 - 12*z^4 + 48*y*z^4 + 12*z^5))/ (72*(-1 + y)*y^2*z*(y + z)^3) + ((I/18)*Pi*(-110*y^3 + 220*y^4 - 110*y^5 - 339*y^2*z + 943*y^3*z - 744*y^4*z + 119*y^5*z - 231*y*z^2 + 1509*y^2*z^2 - 1853*y^3*z^2 + 551*y^4*z^2 - 110*z^3 + 898*y*z^3 - 2078*y^2*z^3 + 1047*y^3*z^3 + 220*z^4 - 969*y*z^4 + 917*y^2*z^4 - 110*z^5 + 302*y*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (58*y^3 - 80*y^4 + 22*y^5 + 2766*y^2*z - 3254*y^3*z - 816*y^4*z + 320*y^5*z - 675*y*z^2 - 3456*y^2*z^2 - 128*y^3*z^2 + 1922*y^4*z^2 + 652*z^3 + 1045*y*z^3 - 1778*y^2*z^3 + 4350*y^3*z^3 - 2708*z^4 + 972*y*z^4 + 2810*y^2*z^4 + 3460*z^5 - 1342*y*z^5 - 1404*z^6)/ (216*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 0, z] + (Pi^2*(-17*y^3 + 34*y^4 - 17*y^5 - 51*y^2*z + 96*y^3*z - 45*y^4*z - 27*y*z^2 + 60*y^2*z^2 - 27*y^3*z^2 - 17*z^3 + 16*y*z^3 + 19*y^2*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[1 - y, 1, 1, z])/ (36*(-1 + y)*y*z*(y + z)^3) + (Pi^2*(-y^4 + 2*y^5 - y^6 + 3*y^3*z - 3*y^5*z + 21*y^2*z^2 - 24*y^3*z^2 - 3*y^4*z^2 + 17*y*z^3 - 34*y^2*z^3 - y^3*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[1 - y, 1, 1 - y, z])/(36*(-1 + y)*y^2*z* (y + z)^3) + (Pi^2*(2*y^3 - 3*y^4 + y^5 + 3*y^2*z - 8*y^3*z + 4*y^4*z + 6*y*z^2 - 15*y^2*z^2 + 6*y^3*z^2 + 2*z^3 - 9*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[1 - y, 1 - y, 0, z])/ (6*(-1 + y)*y^2*(y + z)^3) + (Pi^2*(y^4 - 2*y^5 + y^6 + 4*y^3*z - 7*y^4*z + 3*y^5*z + 4*y^2*z^2 - 8*y^3*z^2 + 3*y^4*z^2 + 4*y*z^3 - 8*y^2*z^3 + y^3*z^3 + z^4 - 4*y*z^4 - z^5)*G[1 - y, 1 - y, 1, z])/(6*(-1 + y)*y^2*z*(y + z)^3) + (Pi^2*(y^4 - 2*y^5 + y^6 - 9*y^3*z + 12*y^4*z - 3*y^5*z - 21*y^2*z^2 + 48*y^3*z^2 - 21*y^4*z^2 - 35*y*z^3 + 88*y^2*z^3 - 35*y^3*z^3 - 12*z^4 + 54*y*z^4 - 24*y^2*z^4 + 12*z^5 - 6*y*z^5)* G[1 - y, 1 - y, 1 - y, z])/(36*(-1 + y)*y^2*z*(y + z)^3) + (Pi^2*(10*y^3 - 20*y^4 + 10*y^5 + 30*y^2*z - 57*y^3*z + 27*y^4*z + 12*y*z^2 - 33*y^2*z^2 + 18*y^3*z^2 + 10*z^3 - 11*y*z^3 - 8*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[1 - y, -y, 1 - y, z])/ (18*(-1 + y)*y*z*(y + z)^3) + (Pi^2*(-7*y^4 + 7*y^5 - 18*y^3*z + 18*y^4*z + 24*y^2*z^2 + 9*y^3*z^2 + 2*y*z^3 - 11*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[-y, 0, 1, z])/ (18*y^2*z*(y + z)^3) + (Pi^2*(-4*y^4 + 4*y^5 - 11*y^3*z + 11*y^4*z + 13*y^2*z^2 + 8*y^3*z^2 - y*z^3 - 2*y^2*z^3 + z^4 - 4*y*z^4 - z^5)* G[-y, 0, 1 - y, z])/(6*y^2*z*(y + z)^3) + (5*Pi^2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[-y, 1 - y, 0, z])/(18*y*z*(y + z)^3) + (Pi^2*(-7*y^4 + 7*y^5 - 18*y^3*z + 18*y^4*z + 24*y^2*z^2 + 9*y^3*z^2 + 2*y*z^3 - 11*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[-y, 1 - y, 1, z])/ (18*y^2*z*(y + z)^3) + (Pi^2*(y^3 - y^4 + 3*y^2*z - 3*y^3*z - 5*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[-y, 1 - y, 1 - y, z])/(6*y*z*(y + z)^3) + (Pi^2*(10*y^4 - 10*y^5 + 27*y^3*z - 27*y^4*z - 39*y^2*z^2 - 18*y^3*z^2 + y*z^3 + 8*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[-y, -y, 1 - y, z])/ (9*y^2*z*(y + z)^3) + ((-449*(-1 + y))/(36*y*z) - (((19*I)/2)*Pi*(-1 + y))/(y*z))*G[0, 0, 0, 0, y] + ((((-19*I)/2)*Pi*(-1 + y))/(y*z) + (-449 + 449*y + 449*z - 890*y*z)/ (36*y*(-1 + z)*z))*G[0, 0, 0, 0, z] + (((I/2)*Pi*(-13*y^3 + 13*y^4 - 39*y^2*z + 39*y^3*z - 27*y*z^2 + 39*y^2*z^2 - 13*z^3 + 13*y*z^3))/(y*z*(y + z)^3) + (389*y^4 - 1185*y^5 + 1185*y^6 - 389*y^7 + 1356*y^3*z - 4861*y^4*z + 6184*y^5*z - 3083*y^6*z + 407*y^7*z + 2046*y^2*z^2 - 8982*y^3*z^2 + 13847*y^4*z^2 - 8839*y^5*z^2 + 1934*y^6*z^2 + 794*y*z^3 - 7176*y^2*z^3 + 15747*y^3*z^3 - 13205*y^4*z^3 + 3840*y^5*z^3 + 99*z^4 - 2161*y*z^4 + 8266*y^2*z^4 - 10004*y^3*z^4 + 3794*y^4*z^4 - 291*z^5 + 2039*y*z^5 - 3616*y^2*z^5 + 1865*y^3*z^5 + 288*z^6 - 768*y*z^6 + 480*y^2*z^6 - 96*z^7 + 96*y*z^7)/(36*(-1 + y)*y^2* (-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[0, 0, 1, 0, y] + (((I/6)*Pi*(-11*y^3 + 11*y^4 - 33*y^2*z + 33*y^3*z - 141*y*z^2 + 33*y^2*z^2 - 11*z^3 + 11*y*z^3))/(y*z*(y + z)^3) + (-263*y^4 + 526*y^5 - 263*y^6 - 672*y^3*z + 2345*y^4*z - 2576*y^5*z + 783*y^6*z - 654*y^2*z^2 + 4092*y^3*z^2 - 6879*y^4*z^2 + 4554*y^5*z^2 - 780*y^6*z^2 + 70*y*z^3 + 2674*y^2*z^3 - 8876*y^3*z^3 + 9179*y^4*z^3 - 3499*y^5*z^3 + 263*y^6*z^3 + 99*z^4 - 736*y*z^4 - 3677*y^2*z^4 + 8790*y^3*z^4 - 5813*y^4*z^4 + 1004*y^5*z^4 - 489*z^5 + 2250*y*z^5 + 1527*y^2*z^5 - 3981*y^3*z^5 + 1440*y^4*z^5 + 969*z^6 - 3034*y*z^6 + 545*y^2*z^6 + 650*y^3*z^6 - 963*z^7 + 1912*y*z^7 - 415*y^2*z^7 + 480*z^8 - 462*y*z^8 - 96*z^9)/ (36*y^2*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3))*G[0, 0, 1, 0, z] + (((I/3)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z - 75*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (91*y^3 - 287*y^4 + 287*y^5 - 91*y^6 + 261*y^2*z - 977*y^3*z + 1328*y^4*z - 707*y^5*z + 94*y^6*z + 351*y*z^2 - 1623*y^2*z^2 + 2665*y^3*z^2 - 1821*y^4*z^2 + 426*y^5*z^2 + 109*z^3 - 1151*y*z^3 + 2705*y^2*z^3 - 2443*y^3*z^3 + 780*y^4*z^3 - 218*z^4 + 1118*y*z^4 - 1556*y^2*z^4 + 658*y^3*z^4 + 109*z^5 - 318*y*z^5 + 210*y^2*z^5)/ (12*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, 0, y] + (((I/3)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z - 75*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (-97*y^3 + 194*y^4 - 97*y^5 - 291*y^2*z + 940*y^3*z - 995*y^4*z + 296*y^5*z - 345*y*z^2 + 1908*y^2*z^2 - 2961*y^3*z^2 + 1836*y^4*z^2 - 300*y^5*z^2 - 79*z^3 + 1694*y*z^3 - 4573*y^2*z^3 + 4228*y^3*z^3 - 1458*y^4*z^3 + 100*y^5*z^3 + 316*z^4 - 3200*y*z^4 + 5186*y^2*z^4 - 2839*y^3*z^4 + 420*y^4*z^4 - 474*z^5 + 2886*y*z^5 - 2823*y^2*z^5 + 726*y^3*z^5 + 316*z^6 - 1221*y*z^6 + 592*y^2*z^6 - 79*z^7 + 186*y*z^7)/(12*y*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, 0, z] + (((I/3)*Pi*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 6*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3))/(y*z*(y + z)^3) + (-127*y^4 + 272*y^5 - 127*y^6 - 255*y^3*z + 667*y^4*z - 466*y^5*z - 126*y^2*z^2 + 543*y^3*z^2 - 516*y^4*z^2 + 188*y*z^3 - 358*y^2*z^3 + 182*y^3*z^3 + 99*z^4 - 698*y*z^4 + 779*y^2*z^4 - 192*z^5 + 516*y*z^5 + 96*z^6)/ (36*y^2*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 1, 0, y] + (((I/3)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z - 39*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (10*y^3 + 16*y^4 - 2*y^5 + 63*y^2*z - 23*y^3*z - 75*y^4*z + 23*y^5*z + 170*y*z^2 - 230*y^2*z^2 - 152*y^3*z^2 + 122*y^4*z^2 + 10*z^3 - 318*y*z^3 + 6*y^2*z^3 + 228*y^3*z^3 - 20*z^4 + 95*y*z^4 + 182*y^2*z^4 + 10*z^5 + 53*y*z^5)/(12*y*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, 1, 1, 0, z] + ((((-5*I)/3)*Pi*(-4*y^3 + 4*y^4 - 12*y^2*z + 12*y^3*z - 3*y*z^2 + 12*y^2*z^2 - 4*z^3 + 4*y*z^3))/(y*z*(y + z)^3) + (241*y^4 - 482*y^5 + 241*y^6 + 840*y^3*z - 2195*y^4*z + 1668*y^5*z - 277*y^6*z + 1026*y^2*z^2 - 4206*y^3*z^2 + 4438*y^4*z^2 - 1294*y^5*z^2 + 592*y*z^3 - 3758*y^2*z^3 + 5992*y^3*z^3 - 2592*y^4*z^3 + 99*z^4 - 1622*y*z^4 + 4167*y^2*z^4 - 2662*y^3*z^4 - 291*z^5 + 1474*y*z^5 - 1435*y^2*z^5 + 288*z^6 - 444*y*z^6 - 96*z^7)/ (36*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[0, 1 - y, 1, 0, z] + ((((26*I)/3)*Pi*(-1 + y))/(y*z) + (133*y^2 - 266*y^3 + 133*y^4 + 164*y*z - 563*y^2*z + 475*y^3*z + 235*z^2 - 736*y*z^2 + 653*y^2*z^2 - 235*z^3 + 311*y*z^3)/(12*y*z*(-1 + y + z)*(y + z)^2))* G[1, 0, 0, 0, y] + ((((26*I)/3)*Pi*(-1 + y))/(y*z) + (-235*y^2 + 470*y^3 - 235*y^4 - 572*y*z + 1512*y^2*z - 1167*y^3*z + 151*y^4*z - 133*z^2 + 1716*y*z^2 - 2068*y^2*z^2 + 529*y^3*z^2 + 266*z^3 - 1473*y*z^3 + 707*y^2*z^3 - 133*z^4 + 329*y*z^4)/ (12*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[1, 0, 0, 0, z] + (((-1/3*I)*Pi*(-19*y^3 + 19*y^4 - 57*y^2*z + 57*y^3*z - 12*y*z^2 + 57*y^2*z^2 - 19*z^3 + 19*y*z^3))/(y*z*(y + z)^3) + (328*y^4 - 656*y^5 + 319*y^6 + 1059*y^3*z - 2813*y^4*z + 2172*y^5*z - 337*y^6*z + 1233*y^2*z^2 - 5064*y^3*z^2 + 5473*y^4*z^2 - 1570*y^5*z^2 + 661*y*z^3 - 4274*y^2*z^3 + 6907*y^3*z^3 - 3042*y^4*z^3 + 93*z^4 - 1718*y*z^4 + 4446*y^2*z^4 - 2920*y^3*z^4 - 285*z^5 + 1447*y*z^5 - 1405*y^2*z^5 + 288*z^6 - 390*y*z^6 - 96*z^7)/ (36*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 0, 1, 0, y] + ((163*y^3 - 284*y^4 + 154*y^5 + 284*y^2*z - 774*y^3*z + 551*y^4*z - 73*y^5*z - 83*y*z^2 - 462*y^2*z^2 + 563*y^3*z^2 - 105*y^4*z^2 - 96*z^3 + 532*y*z^3 - 253*y^2*z^3 + 129*y^3*z^3 + 288*z^4 - 815*y*z^4 + 431*y^2*z^4 - 288*z^5 + 366*y*z^5 + 96*z^6)* G[1, 0, 1, 0, z])/(36*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + ((((-3*I)/2)*Pi*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 9*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3))/(y*z*(y + z)^3) + (223*y^3 - 446*y^4 + 223*y^5 + 723*y^2*z - 1892*y^3*z + 1443*y^4*z - 232*y^5*z + 435*y*z^2 - 2838*y^2*z^2 + 3430*y^3*z^2 - 1024*y^4*z^2 + 151*z^3 - 1406*y*z^3 + 3466*y^2*z^3 - 1788*y^3*z^3 - 230*z^4 + 1263*y*z^4 - 1360*y^2*z^4 + 7*z^5 - 292*y*z^5 + 72*z^6)/(36*y*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1, 1, 0, 0, y] + ((((16*I)/3)*Pi*(-1 + y))/(y*z) + (-11*y^3 + 66*y^4 - 29*y^5 - 66*y^2*z + 224*y^3*z - 218*y^4*z + 8*y^5*z - 63*y*z^2 + 358*y^2*z^2 - 500*y^3*z^2 + 110*y^4*z^2 - 32*z^3 + 248*y*z^3 - 546*y^2*z^3 + 266*y^3*z^3 + 96*z^4 - 307*y*z^4 + 254*y^2*z^4 - 96*z^5 + 122*y*z^5 + 32*z^6)/ (12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[1, 1, 0, 0, z] + (((-1/2*I)*Pi*(-1 + y))/(y*z) + (19*y^4 - 38*y^5 + 19*y^6 + 35*y^3*z - 59*y^4*z + 52*y^5*z - 69*y^2*z^2 + 47*y^3*z^2 + 46*y^4*z^2 + 133*y*z^3 - 83*y^2*z^3 + 30*y^3*z^3 + 32*z^4 - 215*y*z^4 + 67*y^2*z^4 - 64*z^5 + 82*y*z^5 + 32*z^6)/(12*y^2*z*(-1 + y + z)* (y + z)^3))*G[1, 1, 1, 0, y] + G[-y, z]*((Pi^2*(y^4 - y^5 - 24*y^2*z^2 + 9*y^3*z^2 - 8*y*z^3 + 17*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[0, 1, y])/ (18*y^2*z*(y + z)^3) + (Pi^2*(-5*y^4 + 5*y^5 - 18*y^3*z + 18*y^4*z + 6*y^2*z^2 + 27*y^3*z^2 - 14*y*z^3 + 23*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[1, 0, y])/(18*y^2*z*(y + z)^3) + (Pi^2*(-4*y^4 + 4*y^5 - 9*y^3*z + 9*y^4*z + 9*y^2*z^2 + 5*y*z^3 - 14*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[1, 1, y])/ (18*y^2*z*(y + z)^3) + ((((2*I)/3)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (42*y^4 - 50*y^5 + 18*y^6 + 195*y^3*z - 353*y^4*z + 134*y^5*z + 341*y^2*z^2 - 807*y^3*z^2 + 394*y^4*z^2 + 165*y*z^3 - 763*y^2*z^3 + 554*y^3*z^3 + 33*z^4 - 323*y*z^4 + 404*y^2*z^4 - 64*z^5 + 160*y*z^5 + 32*z^6)/(12*y^2*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + ((((2*I)/3)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/ (y*z*(y + z)^3) + (42*y^4 - 50*y^5 + 18*y^6 + 195*y^3*z - 353*y^4*z + 134*y^5*z + 341*y^2*z^2 - 807*y^3*z^2 + 394*y^4*z^2 + 165*y*z^3 - 763*y^2*z^3 + 554*y^3*z^3 + 33*z^4 - 323*y*z^4 + 404*y^2*z^4 - 64*z^5 + 160*y*z^5 + 32*z^6)/(12*y^2*z*(-1 + y + z)* (y + z)^3))*G[1, 1, 0, y] + ((-2*y^4 + 2*y^5 - 3*y^3*z + 3*y^4*z + 19*y^2*z^2 - 6*y^3*z^2 + 7*y*z^3 - 16*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[0, 0, 1, 0, y])/ (y^2*z*(y + z)^3) + ((14*y^4 - 14*y^5 + 45*y^3*z - 45*y^4*z - 21*y^2*z^2 - 54*y^3*z^2 + 23*y*z^3 - 32*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[0, 1, 0, 0, y])/(3*y^2*z*(y + z)^3) + ((-y^4 + y^5 + 24*y^2*z^2 - 9*y^3*z^2 + 8*y*z^3 - 17*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[0, 1, 1, 0, y])/(3*y^2*z*(y + z)^3) - (2*(-2*y^3 + 2*y^4 - 6*y^2*z + 6*y^3*z + 5*y*z^2 + 6*y^2*z^2 - 2*z^3 + 2*y*z^3)*G[1, 0, 1, 0, y])/(y*z*(y + z)^3) + ((14*y^4 - 14*y^5 + 45*y^3*z - 45*y^4*z - 21*y^2*z^2 - 54*y^3*z^2 + 23*y*z^3 - 32*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[1, 1, 0, 0, y])/ (3*y^2*z*(y + z)^3) + ((4*y^4 - 4*y^5 + 9*y^3*z - 9*y^4*z - 9*y^2*z^2 - 5*y*z^3 + 14*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)* G[1, 1, 1, 0, y])/(3*y^2*z*(y + z)^3)) + ((((8*I)/3)*Pi*(-1 + y))/(y*z) + (-35*y^3 + 102*y^4 - 59*y^5 - 126*y^2*z + 356*y^3*z - 269*y^4*z - y^5*z - 75*y*z^2 + 526*y^2*z^2 - 560*y^3*z^2 + 47*y^4*z^2 - 32*z^3 + 272*y*z^3 - 621*y^2*z^3 + 179*y^3*z^3 + 96*z^4 - 319*y*z^4 + 221*y^2*z^4 - 96*z^5 + 122*y*z^5 + 32*z^6)/(12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^2))* G[1, 1, 1, 0, z] + (((I/3)*Pi*(-1 + y))/(y*z) + (58*y^3 - 92*y^4 + 49*y^5 + 38*y^2*z - 122*y^3*z + 87*y^4*z - 152*y*z^2 + 224*y^2*z^2 - 93*y^3*z^2 - 96*z^3 + 482*y*z^3 - 365*y^2*z^3 + 192*z^4 - 330*y*z^4 - 96*z^5)/(36*y^2*z*(-1 + y + z)* (y + z)^2))*G[1, 1 - y, 1, 0, z] + (((-1/3*I)*Pi*(-19*y^3 + 19*y^4 - 57*y^2*z + 57*y^3*z - 12*y*z^2 + 57*y^2*z^2 - 19*z^3 + 19*y*z^3))/(y*z*(y + z)^3) + (67*y^4 - 116*y^5 + 49*y^6 + 245*y^3*z - 588*y^4*z + 392*y^5*z - 61*y^6*z + 299*y^2*z^2 - 1220*y^3*z^2 + 1185*y^4*z^2 - 312*y^5*z^2 + 175*y*z^3 - 1140*y^2*z^3 + 1767*y^3*z^3 - 700*y^4*z^3 + 32*z^4 - 510*y*z^4 + 1324*y^2*z^4 - 804*y^3*z^4 - 96*z^5 + 495*y*z^5 - 483*y^2*z^5 + 96*z^6 - 160*y*z^6 - 32*z^7)/(12*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1 - y, 0, 1, 0, z] + (((-1/6*I)*Pi*(-41*y^3 + 41*y^4 - 123*y^2*z + 123*y^3*z - 15*y*z^2 + 123*y^2*z^2 - 41*z^3 + 41*y*z^3))/(y*z*(y + z)^3) + (110*y^4 - 220*y^5 + 110*y^6 + 387*y^3*z - 1021*y^4*z + 783*y^5*z - 128*y^6*z + 393*y^2*z^2 - 1914*y^3*z^2 + 2135*y^4*z^2 - 617*y^5*z^2 + 272*y*z^3 - 1636*y^2*z^3 + 2861*y^3*z^3 - 1278*y^4*z^3 + 48*z^4 - 775*y*z^4 + 1989*y^2*z^4 - 1352*y^3*z^4 - 144*z^5 + 734*y*z^5 - 746*y^2*z^5 + 144*z^6 - 231*y*z^6 - 48*z^7)/ (18*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 0, 0, z] + ((((-2*I)/3)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z - 12*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (36*y^4 - 72*y^5 + 30*y^6 + 161*y^3*z - 385*y^4*z + 263*y^5*z - 33*y^6*z + 344*y^2*z^2 - 968*y^3*z^2 + 836*y^4*z^2 - 200*y^5*z^2 + 144*y*z^3 - 1108*y^2*z^3 + 1418*y^3*z^3 - 496*y^4*z^3 + 32*z^4 - 442*y*z^4 + 1171*y^2*z^4 - 614*y^3*z^4 - 96*z^5 + 452*y*z^5 - 407*y^2*z^5 + 96*z^6 - 154*y*z^6 - 32*z^7)/(12*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1 - y, 1, 1, 0, z] + (((I/6)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (-83*y^4 + 112*y^5 - 29*y^6 - 336*y^3*z + 631*y^4*z - 282*y^5*z + 47*y^6*z - 291*y^2*z^2 + 1344*y^3*z^2 - 1058*y^4*z^2 + 224*y^5*z^2 - 371*y*z^3 + 1432*y^2*z^3 - 1832*y^3*z^3 + 564*y^4*z^3 - 96*z^4 + 1132*y*z^4 - 1890*y^2*z^4 + 842*y^3*z^4 + 288*z^5 - 1151*y*z^5 + 749*y^2*z^5 - 288*z^6 + 390*y*z^6 + 96*z^7)/(36*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1 - y, 1 - y, 1, 0, z] + ((((2*I)/3)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (42*y^4 - 50*y^5 + 18*y^6 + 195*y^3*z - 353*y^4*z + 134*y^5*z + 341*y^2*z^2 - 807*y^3*z^2 + 394*y^4*z^2 + 165*y*z^3 - 763*y^2*z^3 + 554*y^3*z^3 + 33*z^4 - 323*y*z^4 + 404*y^2*z^4 - 64*z^5 + 160*y*z^5 + 32*z^6)/(12*y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, 0, 1, 0, z] + ((((2*I)/3)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (42*y^4 - 50*y^5 + 18*y^6 + 195*y^3*z - 353*y^4*z + 134*y^5*z + 341*y^2*z^2 - 807*y^3*z^2 + 394*y^4*z^2 + 165*y*z^3 - 763*y^2*z^3 + 554*y^3*z^3 + 33*z^4 - 323*y*z^4 + 404*y^2*z^4 - 64*z^5 + 160*y*z^5 + 32*z^6)/(12*y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 1, 0, z] + (53*(-1 + y)*G[0, 0, 0, 0, 0, y])/(6*y*z) + (53*(-1 + y)*G[0, 0, 0, 0, 0, z])/(6*y*z) + ((-25*y^4 + 50*y^5 - 25*y^6 - 93*y^3*z + 180*y^4*z - 87*y^5*z - 195*y^2*z^2 + 324*y^3*z^2 - 123*y^4*z^2 - 79*y*z^3 + 194*y^2*z^3 - 97*y^3*z^3 - 18*z^4 + 84*y*z^4 - 48*y^2*z^4 + 18*z^5 - 12*y*z^5)* G[0, 0, 0, 1, 0, y])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((13*y^3 - 13*y^4 + 39*y^2*z - 39*y^3*z + 141*y*z^2 - 39*y^2*z^2 + 13*z^3 - 13*y*z^3)*G[0, 0, 0, 1, 0, z])/(6*y*z*(y + z)^3) + ((7*y^4 - 7*y^5 + 22*y^3*z - 22*y^4*z + 18*y^2*z^2 - 25*y^3*z^2 + 10*y*z^3 - 13*y^2*z^3 + z^4 - 4*y*z^4 - z^5)*G[0, 0, 1, 0, 0, y])/ (y^2*z*(y + z)^3) + ((-7*y^4 + 14*y^5 - 7*y^6 - 24*y^3*z + 45*y^4*z - 21*y^5*z - 84*y^2*z^2 + 108*y^3*z^2 - 21*y^4*z^2 - 16*y*z^3 + 32*y^2*z^3 - 7*y^3*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)* G[0, 0, 1, 0, 0, z])/(3*(-1 + y)*y^2*z*(y + z)^3) + ((y^4 - 2*y^5 + y^6 - 3*y^4*z + 3*y^5*z - 12*y^2*z^2 + 12*y^3*z^2 + 3*y^4*z^2 - 8*y*z^3 + 16*y^2*z^3 + y^3*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[0, 0, 1, 1, 0, y])/(3*(-1 + y)*y^2*z*(y + z)^3) + ((-8*y^4 + 16*y^5 - 8*y^6 - 27*y^3*z + 51*y^4*z - 24*y^5*z - 39*y^2*z^2 + 66*y^3*z^2 - 24*y^4*z^2 - 17*y*z^3 + 34*y^2*z^3 - 8*y^3*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[0, 0, 1, 1, 0, z])/ (3*(-1 + y)*y^2*z*(y + z)^3) + (4*(-5*y^3 + 5*y^4 - 15*y^2*z + 15*y^3*z - 3*y*z^2 + 15*y^2*z^2 - 5*z^3 + 5*y*z^3)*G[0, 0, 1 - y, 1, 0, z])/(3*y*z*(y + z)^3) + ((7*y^3 - 7*y^4 + 21*y^2*z - 21*y^3*z + 72*y*z^2 - 21*y^2*z^2 + 7*z^3 - 7*y*z^3)*G[0, 1, 0, 0, 0, y])/(3*y*z*(y + z)^3) + ((7*y^3 - 7*y^4 + 21*y^2*z - 21*y^3*z + 72*y*z^2 - 21*y^2*z^2 + 7*z^3 - 7*y*z^3)*G[0, 1, 0, 0, 0, z])/(3*y*z*(y + z)^3) + ((4*y^3 - 8*y^4 + 4*y^5 + 12*y^2*z - 21*y^3*z + 9*y^4*z + 42*y*z^2 - 45*y^2*z^2 + 4*z^3 + y*z^3 - 14*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)* G[0, 1, 0, 1, 0, y])/(3*(-1 + y)*y*z*(y + z)^3) + ((-7*y^4 + 14*y^5 - 7*y^6 - 27*y^3*z + 48*y^4*z - 21*y^5*z - 21*y^2*z^2 + 48*y^3*z^2 - 21*y^4*z^2 - 25*y*z^3 + 50*y^2*z^3 - 7*y^3*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[0, 1, 0, 1, 0, z])/ (6*(-1 + y)*y^2*z*(y + z)^3) + ((y^4 - y^5 + 5*y^3*z - 5*y^4*z - y^2*z^2 - 11*y^3*z^2 + 7*y*z^3 - 13*y^2*z^3 + 2*z^4 - 8*y*z^4 - 2*z^5)*G[0, 1, 1, 0, 0, y])/ (2*y^2*z*(y + z)^3) + ((-8*y^4 + 16*y^5 - 8*y^6 - 27*y^3*z + 51*y^4*z - 24*y^5*z - 39*y^2*z^2 + 66*y^3*z^2 - 24*y^4*z^2 - 17*y*z^3 + 34*y^2*z^3 - 8*y^3*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)* G[0, 1, 1, 0, 0, z])/(3*(-1 + y)*y^2*z*(y + z)^3) + ((5*y - 10*y^2 + 5*y^3 + 3*z - 9*y*z + 6*y^2*z - 3*z^2 + 6*y*z^2)* G[0, 1, 1, 1, 0, y])/(3*(-1 + y)*y^2*z) + ((5*y^4 - 10*y^5 + 5*y^6 + 9*y^3*z - 24*y^4*z + 15*y^5*z - 27*y^2*z^2 + 18*y^3*z^2 + 15*y^4*z^2 - 13*y*z^3 + 26*y^2*z^3 + 5*y^3*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[0, 1, 1, 1, 0, z])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((-y^4 + 2*y^5 - y^6 + 3*y^3*z - 3*y^5*z + 9*y^2*z^2 - 12*y^3*z^2 - 3*y^4*z^2 + 17*y*z^3 - 34*y^2*z^3 - y^3*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[0, 1, 1 - y, 1, 0, z])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((13*y^3 - 26*y^4 + 13*y^5 + 39*y^2*z - 76*y^3*z + 37*y^4*z + 9*y*z^2 - 42*y^2*z^2 + 31*y^3*z^2 + 13*z^3 - 20*y*z^3 + y^2*z^3 + 2*z^4 - 8*y*z^4 - 2*z^5)*G[0, 1 - y, 0, 1, 0, z])/(2*(-1 + y)*y*z* (y + z)^3) + ((41*y^3 - 82*y^4 + 41*y^5 + 123*y^2*z - 240*y^3*z + 117*y^4*z + 21*y*z^2 - 126*y^2*z^2 + 99*y^3*z^2 + 41*z^3 - 64*y*z^3 + 5*y^2*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[0, 1 - y, 1, 0, 0, z])/ (6*(-1 + y)*y*z*(y + z)^3) + ((11*y^3 - 22*y^4 + 11*y^5 + 33*y^2*z - 63*y^3*z + 30*y^4*z + 21*y*z^2 - 45*y^2*z^2 + 21*y^3*z^2 + 11*z^3 - 13*y*z^3 - 7*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[0, 1 - y, 1, 1, 0, z])/ (3*(-1 + y)*y*z*(y + z)^3) + ((-4*y^4 + 8*y^5 - 4*y^6 - 15*y^3*z + 27*y^4*z - 12*y^5*z - 6*y^2*z^2 + 21*y^3*z^2 - 12*y^4*z^2 - 13*y*z^3 + 26*y^2*z^3 - 4*y^3*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[0, 1 - y, 1 - y, 1, 0, z])/ (3*(-1 + y)*y^2*z*(y + z)^3) + ((-4*y^4 + 8*y^5 - 4*y^6 - 11*y^3*z + 23*y^4*z - 12*y^5*z + 13*y^2*z^2 - 2*y^3*z^2 - 12*y^4*z^2 - y*z^3 + 2*y^2*z^3 - 4*y^3*z^3 + z^4 - 4*y*z^4 - z^5)*G[0, -y, 0, 1, 0, z])/((-1 + y)*y^2*z*(y + z)^3) + ((-4*y^4 + 8*y^5 - 4*y^6 - 11*y^3*z + 23*y^4*z - 12*y^5*z + 13*y^2*z^2 - 2*y^3*z^2 - 12*y^4*z^2 - y*z^3 + 2*y^2*z^3 - 4*y^3*z^3 + z^4 - 4*y*z^4 - z^5)*G[0, -y, 1 - y, 1, 0, z])/((-1 + y)*y^2*z*(y + z)^3) - (49*(-1 + y)*G[1, 0, 0, 0, 0, y])/(6*y*z) - (49*(-1 + y)*G[1, 0, 0, 0, 0, z])/(6*y*z) + ((19*y^4 - 38*y^5 + 19*y^6 + 63*y^3*z - 132*y^4*z + 69*y^5*z + 15*y^2*z^2 - 114*y^3*z^2 + 105*y^4*z^2 + 37*y*z^3 - 110*y^2*z^3 + 91*y^3*z^3 + 6*z^4 - 36*y*z^4 + 48*y^2*z^4 - 6*z^5 + 12*y*z^5)* G[1, 0, 0, 1, 0, y])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((-1 + y)*G[1, 0, 0, 1, 0, z])/(6*y*z) + ((-20*y^4 + 20*y^5 - 63*y^3*z + 63*y^4*z - 18*y^2*z^2 + 72*y^3*z^2 - 29*y*z^3 + 38*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)* G[1, 0, 1, 0, 0, y])/(3*y^2*z*(y + z)^3) + ((-2*y^4 + 4*y^5 - 2*y^6 - 12*y^3*z + 21*y^4*z - 9*y^5*z + 21*y^3*z^2 - 18*y^4*z^2 - 20*y*z^3 + 49*y^2*z^3 - 20*y^3*z^3 - 6*z^4 + 27*y*z^4 - 12*y^2*z^4 + 6*z^5 - 3*y*z^5)*G[1, 0, 1, 1, 0, y])/ (3*(-1 + y)*y^2*z*(y + z)^3) + (7*(-1 + y)*G[1, 0, 1, 1, 0, z])/ (6*y*z) + ((2*y - 2*y^2 - 3*z + 3*y*z + 3*z^2)*G[1, 0, 1 - y, 1, 0, z])/ (3*y^2*z) + ((-5*y^3 + 5*y^4 - 15*y^2*z + 15*y^3*z + 36*y*z^2 + 15*y^2*z^2 - 5*z^3 + 5*y*z^3)*G[1, 1, 0, 0, 0, y])/ (3*y*z*(y + z)^3) - (14*(-1 + y)*G[1, 1, 0, 0, 0, z])/(3*y*z) + ((-y^4 + 2*y^5 - y^6 - 9*y^3*z + 15*y^4*z - 6*y^5*z + 3*y^2*z^2 + 15*y^3*z^2 - 15*y^4*z^2 - 19*y*z^3 + 47*y^2*z^3 - 19*y^3*z^3 - 6*z^4 + 27*y*z^4 - 12*y^2*z^4 + 6*z^5 - 3*y*z^5)*G[1, 1, 0, 1, 0, y])/ (3*(-1 + y)*y^2*z*(y + z)^3) + (3*(-1 + y)*G[1, 1, 0, 1, 0, z])/ (2*y*z) + ((-5*y^4 + 5*y^5 - 9*y^3*z + 9*y^4*z - 21*y^2*z^2 - 9*y^3*z^2 + 13*y*z^3 - 31*y^2*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)* G[1, 1, 1, 0, 0, y])/(6*y^2*z*(y + z)^3) - (7*(-1 + y)*G[1, 1, 1, 0, 0, z])/(6*y*z) + ((4*y^4 - 4*y^5 + 3*y^3*z - 3*y^4*z + 24*y^3*z^2 - 23*y*z^3 + 50*y^2*z^3 - 9*z^4 + 36*y*z^4 + 9*z^5)*G[1, 1, 1, 1, 0, y])/ (3*y^2*z*(y + z)^3) - (10*(-1 + y)*G[1, 1, 1, 1, 0, z])/(3*y*z) + ((-1 + y + z)*G[1, 1, 1 - y, 1, 0, z])/y^2 + ((2*y - 2*y^2 - 3*z + 3*y*z + 3*z^2)*G[1, 1 - y, 0, 1, 0, z])/ (3*y^2*z) + ((2*y - 2*y^2 - 3*z + 3*y*z + 3*z^2)* G[1, 1 - y, 1, 0, 0, z])/(3*y^2*z) + ((y - y^2 - 6*z + 6*y*z + 6*z^2)*G[1, 1 - y, 1, 1, 0, z])/(6*y^2*z) + ((-y + y^2 + 6*z - 6*y*z - 6*z^2)*G[1, 1 - y, 1 - y, 1, 0, z])/ (3*y^2*z) + ((-19*y^3 + 19*y^4 - 57*y^2*z + 57*y^3*z - 9*y*z^2 + 57*y^2*z^2 - 19*z^3 + 19*y*z^3)*G[1 - y, 0, 0, 1, 0, z])/ (3*y*z*(y + z)^3) + ((20*y^3 - 40*y^4 + 20*y^5 + 60*y^2*z - 117*y^3*z + 57*y^4*z + 9*y*z^2 - 60*y^2*z^2 + 48*y^3*z^2 + 20*z^3 - 31*y*z^3 + 2*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[1 - y, 0, 1, 0, 0, z])/ (3*(-1 + y)*y*z*(y + z)^3) + ((10*y^3 - 20*y^4 + 10*y^5 + 30*y^2*z - 57*y^3*z + 27*y^4*z + 18*y*z^2 - 39*y^2*z^2 + 18*y^3*z^2 + 10*z^3 - 11*y*z^3 - 8*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[1 - y, 0, 1, 1, 0, z])/ (3*(-1 + y)*y*z*(y + z)^3) + ((7*y^4 - 7*y^5 + 27*y^3*z - 27*y^4*z + 3*y^2*z^2 - 45*y^3*z^2 + 25*y*z^3 - 43*y^2*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)* G[1 - y, 0, 1 - y, 1, 0, z])/(6*y^2*z*(y + z)^3) + ((-19*y^3 + 19*y^4 - 57*y^2*z + 57*y^3*z - 6*y*z^2 + 57*y^2*z^2 - 19*z^3 + 19*y*z^3)*G[1 - y, 1, 0, 0, 0, z])/(3*y*z*(y + z)^3) + ((-y^3 + 2*y^4 - y^5 - 3*y^2*z + 12*y^3*z - 9*y^4*z + 15*y*z^2 + 6*y^2*z^2 - 27*y^3*z^2 - z^3 + 20*y*z^3 - 37*y^2*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[1 - y, 1, 0, 1, 0, z])/ (6*(-1 + y)*y*z*(y + z)^3) + ((23*y^3 - 46*y^4 + 23*y^5 + 69*y^2*z - 132*y^3*z + 63*y^4*z + 57*y*z^2 - 108*y^2*z^2 + 45*y^3*z^2 + 23*z^3 - 28*y*z^3 - 13*y^2*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[1 - y, 1, 1, 0, 0, z])/ (6*(-1 + y)*y*z*(y + z)^3) + ((17*y^3 - 34*y^4 + 17*y^5 + 51*y^2*z - 96*y^3*z + 45*y^4*z + 27*y*z^2 - 60*y^2*z^2 + 27*y^3*z^2 + 17*z^3 - 16*y*z^3 - 19*y^2*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[1 - y, 1, 1, 1, 0, z])/ (6*(-1 + y)*y*z*(y + z)^3) + ((y^4 - 2*y^5 + y^6 - 3*y^3*z + 3*y^5*z - 21*y^2*z^2 + 24*y^3*z^2 + 3*y^4*z^2 - 17*y*z^3 + 34*y^2*z^3 + y^3*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[1 - y, 1, 1 - y, 1, 0, z])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((-y^4 + 2*y^5 - y^6 - 4*y^3*z + 7*y^4*z - 3*y^5*z - y^2*z^2 + 5*y^3*z^2 - 3*y^4*z^2 - 4*y*z^3 + 8*y^2*z^3 - y^3*z^3 - z^4 + 4*y*z^4 + z^5)*G[1 - y, 1 - y, 0, 1, 0, z])/ ((-1 + y)*y^2*z*(y + z)^3) + ((-7*y^4 + 14*y^5 - 7*y^6 - 27*y^3*z + 48*y^4*z - 21*y^5*z - 3*y^2*z^2 + 30*y^3*z^2 - 21*y^4*z^2 - 25*y*z^3 + 50*y^2*z^3 - 7*y^3*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[1 - y, 1 - y, 1, 0, 0, z])/ (6*(-1 + y)*y^2*z*(y + z)^3) + ((-y^4 + 2*y^5 - y^6 - 4*y^3*z + 7*y^4*z - 3*y^5*z - 4*y^2*z^2 + 8*y^3*z^2 - 3*y^4*z^2 - 4*y*z^3 + 8*y^2*z^3 - y^3*z^3 - z^4 + 4*y*z^4 + z^5)*G[1 - y, 1 - y, 1, 1, 0, z])/ ((-1 + y)*y^2*z*(y + z)^3) + ((-y^4 + 2*y^5 - y^6 + 9*y^3*z - 12*y^4*z + 3*y^5*z + 21*y^2*z^2 - 48*y^3*z^2 + 21*y^4*z^2 + 35*y*z^3 - 88*y^2*z^3 + 35*y^3*z^3 + 12*z^4 - 54*y*z^4 + 24*y^2*z^4 - 12*z^5 + 6*y*z^5)* G[1 - y, 1 - y, 1 - y, 1, 0, z])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((-10*y^3 + 20*y^4 - 10*y^5 - 30*y^2*z + 57*y^3*z - 27*y^4*z - 12*y*z^2 + 33*y^2*z^2 - 18*y^3*z^2 - 10*z^3 + 11*y*z^3 + 8*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[1 - y, -y, 0, 1, 0, z])/ (3*(-1 + y)*y*z*(y + z)^3) + ((-10*y^3 + 20*y^4 - 10*y^5 - 30*y^2*z + 57*y^3*z - 27*y^4*z - 12*y*z^2 + 33*y^2*z^2 - 18*y^3*z^2 - 10*z^3 + 11*y*z^3 + 8*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[1 - y, -y, 1 - y, 1, 0, z])/ (3*(-1 + y)*y*z*(y + z)^3) + ((14*y^4 - 14*y^5 + 39*y^3*z - 39*y^4*z - 39*y^2*z^2 - 30*y^3*z^2 + 5*y*z^3 + 4*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[-y, 0, 0, 1, 0, z])/ (3*y^2*z*(y + z)^3) + ((14*y^4 - 14*y^5 + 39*y^3*z - 39*y^4*z - 39*y^2*z^2 - 30*y^3*z^2 + 5*y*z^3 + 4*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[-y, 0, 1, 0, 0, z])/(3*y^2*z*(y + z)^3) + ((7*y^4 - 7*y^5 + 18*y^3*z - 18*y^4*z - 24*y^2*z^2 - 9*y^3*z^2 - 2*y*z^3 + 11*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)* G[-y, 0, 1, 1, 0, z])/(3*y^2*z*(y + z)^3) + ((4*y^4 - 4*y^5 + 11*y^3*z - 11*y^4*z - 13*y^2*z^2 - 8*y^3*z^2 + y*z^3 + 2*y^2*z^3 - z^4 + 4*y*z^4 + z^5)*G[-y, 0, 1 - y, 1, 0, z])/ (y^2*z*(y + z)^3) + ((4*y^4 - 4*y^5 + 11*y^3*z - 11*y^4*z - 13*y^2*z^2 - 8*y^3*z^2 + y*z^3 + 2*y^2*z^3 - z^4 + 4*y*z^4 + z^5)* G[-y, 1 - y, 0, 1, 0, z])/(y^2*z*(y + z)^3) + ((14*y^4 - 14*y^5 + 39*y^3*z - 39*y^4*z - 39*y^2*z^2 - 30*y^3*z^2 + 5*y*z^3 + 4*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)* G[-y, 1 - y, 1, 0, 0, z])/(3*y^2*z*(y + z)^3) + ((7*y^4 - 7*y^5 + 18*y^3*z - 18*y^4*z - 24*y^2*z^2 - 9*y^3*z^2 - 2*y*z^3 + 11*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)* G[-y, 1 - y, 1, 1, 0, z])/(3*y^2*z*(y + z)^3) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 5*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)* G[-y, 1 - y, 1 - y, 1, 0, z])/(y*z*(y + z)^3) + (2*(-10*y^4 + 10*y^5 - 27*y^3*z + 27*y^4*z + 39*y^2*z^2 + 18*y^3*z^2 - y*z^3 - 8*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[-y, -y, 0, 1, 0, z])/ (3*y^2*z*(y + z)^3) + (2*(-10*y^4 + 10*y^5 - 27*y^3*z + 27*y^4*z + 39*y^2*z^2 + 18*y^3*z^2 - y*z^3 - 8*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[-y, -y, 1 - y, 1, 0, z])/(3*y^2*z*(y + z)^3) + ((-31*Pi^2*(-1 + y))/(3*y*z) + ((I/36)*Pi*(-773*y^2 + 1666*y^3 - 809*y^4 - 1546*y*z + 4878*y^2*z - 4435*y^3*z + 935*y^4*z - 773*z^2 + 5190*y*z^2 - 7432*y^2*z^2 + 3021*y^3*z^2 + 1546*z^3 - 5011*y*z^3 + 3453*y^2*z^3 - 773*z^4 + 1367*y*z^4))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (6913*y^2 - 16850*y^3 + 7777*y^4 + 13826*y*z - 51595*y^2*z + 67120*y^3*z - 20765*y^4*z + 6913*z^2 - 57608*y*z^2 + 127598*y^2*z^2 - 93788*y^3*z^2 + 12826*y^4*z^2 - 18867*z^3 + 92882*y*z^3 - 132626*y^2*z^3 + 43194*y^3*z^3 + 16635*z^4 - 67920*y*z^4 + 49548*y^2*z^4 - 4321*z^5 + 18820*y*z^5 - 360*z^6)/ (648*y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^2))*Zeta[3] + G[1, 1 - y, z]*(((-1/18*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-58*y^3 + 92*y^4 - 49*y^5 - 38*y^2*z + 122*y^3*z - 87*y^4*z + 152*y*z^2 - 224*y^2*z^2 + 93*y^3*z^2 + 96*z^3 - 482*y*z^3 + 365*y^2*z^3 - 192*z^4 + 330*y*z^4 + 96*z^5))/ (216*y^2*z*(-1 + y + z)*(y + z)^2) + ((y - y^2 - 6*z + 6*y*z + 6*z^2)* G[0, 1, 0, y])/(3*y^2*z) + ((y - y^2 - 6*z + 6*y*z + 6*z^2)* G[1, 0, 0, y])/(6*y^2*z) - (3*(-1 + y + z)*G[1, 1, 0, y])/y^2 + ((-1 + y)*Zeta[3])/(2*y*z)) + G[0, 0, y]* ((((119*I)/72)*Pi^3*(-1 + y))/(y*z) - ((I/108)*Pi*(-589*y + 913*y^2 - 589*z + 2272*y*z + 387*z^2))/ (y*z*(y + z)) + (2761*y - 1382*y^2 - 1379*y^3 + 2761*z + 44608*y*z - 47855*y^2*z + 18774*z^2 - 19260*y*z^2)/(1296*(-1 + y)*y*z*(y + z)) + (Pi^2*(1655*y^2 - 5007*y^3 + 5007*y^4 - 1655*y^5 + 3310*y*z - 13324*y^2*z + 18325*y^3*z - 9960*y^4*z + 1646*y^5*z + 1655*z^2 - 11411*y*z^2 + 22960*y^2*z^2 - 18151*y^3*z^2 + 4944*y^4*z^2 - 3310*z^3 + 11297*y*z^3 - 12826*y^2*z^3 + 4842*y^3*z^3 + 1655*z^4 - 3196*y*z^4 + 1544*y^2*z^4))/(216*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2) + ((((-19*I)/2)*Pi*(-1 + y))/(y*z) + (449*y^2 - 898*y^3 + 449*y^4 + 898*y*z - 2658*y^2*z + 2479*y^3*z - 485*y^4*z + 449*z^2 - 3270*y*z^2 + 4312*y^2*z^2 - 1653*y^3*z^2 - 862*z^3 + 3307*y*z^3 - 2139*y^2*z^3 + 377*z^4 - 935*y*z^4 + 36*z^5)/(36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[0, 0, z] + (((I/3)*Pi*(-1 + y))/(y*z) + (58 - 62*y + 49*y^2 - 94*z + 37*y*z + 36*z^2)/(36*y*z*(-1 + y + z)))*G[1, 0, z] + (((I/6)*Pi*(-41*y^3 + 41*y^4 - 123*y^2*z + 123*y^3*z - 15*y*z^2 + 123*y^2*z^2 - 41*z^3 + 41*y*z^3))/(y*z*(y + z)^3) + (-211*y^3 + 368*y^4 - 157*y^5 - 651*y^2*z + 1598*y^3*z - 1101*y^4*z + 166*y^5*z - 399*y*z^2 + 2532*y^2*z^2 - 2788*y^3*z^2 + 760*y^4*z^2 - 175*z^3 + 1364*y*z^3 - 3040*y^2*z^3 + 1428*y^3*z^3 + 278*z^4 - 1227*y*z^4 + 1168*y^2*z^4 - 31*z^5 + 262*y*z^5 - 72*z^6)/ (36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, z] + (53*(-1 + y)*G[0, 0, 0, z])/(6*y*z) + ((1 - y)*G[0, 1, 0, z])/ (6*y*z) + ((20*y^4 - 20*y^5 + 63*y^3*z - 63*y^4*z + 30*y^2*z^2 - 72*y^3*z^2 + 29*y*z^3 - 38*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)* G[0, 1 - y, 0, z])/(3*y^2*z*(y + z)^3) + ((2*y - 2*y^2 - 3*z + 3*y*z + 3*z^2)*G[1, 0, 0, z])/(3*y^2*z) + ((-1 + y + z)*G[1, 1, 0, z])/y^2 + ((-y + y^2 + 6*z - 6*y*z - 6*z^2)* G[1, 1 - y, 0, z])/(6*y^2*z) + ((7*y^4 - 7*y^5 + 22*y^3*z - 22*y^4*z + 6*y^2*z^2 - 25*y^3*z^2 + 10*y*z^3 - 13*y^2*z^3 + z^4 - 4*y*z^4 - z^5)*G[1 - y, 0, 0, z])/ (y^2*z*(y + z)^3) + ((y - y^2 + 3*z - 3*y*z - 3*z^2)* G[1 - y, 1, 0, z])/(3*y^2*z) + ((-7*y^4 + 7*y^5 - 27*y^3*z + 27*y^4*z - 3*y^2*z^2 + 45*y^3*z^2 - 25*y*z^3 + 43*y^2*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)* G[1 - y, 1 - y, 0, z])/(6*y^2*z*(y + z)^3) + ((-14*y^4 + 14*y^5 - 45*y^3*z + 45*y^4*z + 21*y^2*z^2 + 54*y^3*z^2 - 23*y*z^3 + 32*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)* G[-y, 1 - y, 0, z])/(3*y^2*z*(y + z)^3) + (33*(-1 + y)*Zeta[3])/ (2*y*z)) + G[1, 0, z]*((((-115*I)/72)*Pi^3*(-1 + y))/(y*z) + (-4934*y^2 + 11104*y^3 - 6170*y^4 - 9901*y*z + 34473*y^2*z - 30977*y^3*z - 343*y^4*z + 2227*z^2 + 32103*y*z^2 - 53172*y^2*z^2 + 6847*y^3*z^2 - 5654*z^3 - 30932*y*z^3 + 17120*y^2*z^3 + 4627*z^4 + 8730*y*z^4 - 1200*z^5)/(432*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + ((I/108)*Pi*(-2053*y^2 + 4340*y^3 - 2287*y^4 - 5780*y*z + 14424*y^2*z - 10835*y^3*z + 577*y^4*z - 487*z^2 + 17556*y*z^2 - 20138*y^2*z^2 + 3075*y^3*z^2 + 992*z^3 - 15353*y*z^3 + 6057*y^2*z^3 - 523*z^4 + 3577*y*z^4 + 18*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(746*y^3 - 1520*y^4 + 755*y^5 + 1848*y^2*z - 4902*y^3*z + 3747*y^4*z - 434*y^5*z + 486*y*z^2 - 5664*y^2*z^2 + 6715*y^3*z^2 - 1585*y^4*z^2 + 32*z^3 - 1082*y*z^3 + 4981*y^2*z^3 - 2238*y^3*z^3 - 96*z^4 + 706*y*z^4 - 1165*y^2*z^4 + 96*z^5 - 110*y*z^5 - 32*z^6))/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + ((1 - y)*G[0, 0, 0, y])/ (6*y*z) + ((-y + y^2 + 3*z - 3*y*z - 3*z^2)*G[0, 1, 0, y])/ (3*y^2*z) + ((-y + y^2 + 6*z - 6*y*z - 6*z^2)*G[1, 0, 0, y])/ (6*y^2*z) + ((y - y^2 - 6*z + 6*y*z + 6*z^2)*G[1, 1, 0, y])/ (3*y^2*z) + ((44*y - 44*y^2 + 9*z - 9*y*z - 9*z^2)*Zeta[3])/ (9*y^2*z)) + G[1, 1, z]*((((-4*I)/9)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(35*y^3 - 102*y^4 + 59*y^5 + 126*y^2*z - 356*y^3*z + 269*y^4*z + y^5*z + 75*y*z^2 - 526*y^2*z^2 + 560*y^3*z^2 - 47*y^4*z^2 + 32*z^3 - 272*y*z^3 + 621*y^2*z^3 - 179*y^3*z^3 - 96*z^4 + 319*y*z^4 - 221*y^2*z^4 + 96*z^5 - 122*y*z^5 - 32*z^6))/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + ((1 - y - z)*G[0, 1, 0, y])/y^2 + ((-1 + y + z)*G[1, 1, 0, y])/y^2 + ((5*y - 5*y^2 + 6*z - 6*y*z - 6*z^2)*Zeta[3])/(6*y^2*z)) + G[0, 0, z]*((((119*I)/72)*Pi^3*(-1 + y))/(y*z) - ((I/108)*Pi*(589*y - 589*y^2 + 589*z - 224*y*z + 4045*y^2*z - 607*z^2 + 3091*y*z^2 + 18*z^3))/(y*(-1 + z)*z*(y + z)) + (-2761*y + 2761*y^2 - 2761*z + 39207*y*z + 48424*y^2*z + 9230*z^2 - 16077*y*z^2 - 51293*y^2*z^2 - 10069*z^3 - 20477*y*z^3 + 3600*z^4)/ (1296*y*(-1 + z)^2*z*(y + z)) + (Pi^2*(-3310*y^2 + 6620*y^3 - 3310*y^4 - 6620*y*z + 26588*y^2*z - 32667*y^3*z + 12939*y^4*z - 3310*z^2 + 32884*y*z^2 - 75480*y^2*z^2 + 64299*y^3*z^2 - 15942*y^4*z^2 + 13348*z^3 - 65119*y*z^3 + 103021*y^2*z^3 - 57053*y^3*z^3 + 6307*y^4*z^3 - 20292*z^4 + 64253*y*z^4 - 69374*y^2*z^4 + 18789*y^3*z^4 + 13888*z^5 - 31573*y*z^5 + 18549*y^2*z^5 - 3742*z^6 + 6175*y*z^6 + 108*z^7))/(432*y*(-1 + z)^3*z*(-1 + y + z)*(y + z)^2) + (((I/6)*Pi*(-43*y^3 + 43*y^4 - 129*y^2*z + 129*y^3*z - 21*y*z^2 + 129*y^2*z^2 - 43*z^3 + 43*y*z^3))/(y*z*(y + z)^3) + (-269*y^4 + 538*y^5 - 269*y^6 - 924*y^3*z + 2401*y^4*z - 1902*y^5*z + 305*y^6*z - 942*y^2*z^2 + 4320*y^3*z^2 - 4964*y^4*z^2 + 1472*y^5*z^2 - 602*y*z^3 + 3574*y^2*z^3 - 6278*y^3*z^3 + 2940*y^4*z^3 - 99*z^4 + 1624*y*z^4 - 4107*y^2*z^4 + 2918*y^3*z^4 + 291*z^5 - 1448*y*z^5 + 1475*y^2*z^5 - 288*z^6 + 426*y*z^6 + 96*z^7)/(36*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 0, y] + (53*(-1 + y)*G[0, 0, 0, y])/(6*y*z) + ((-13*y^4 + 26*y^5 - 13*y^6 - 45*y^3*z + 84*y^4*z - 39*y^5*z - 123*y^2*z^2 + 168*y^3*z^2 - 39*y^4*z^2 - 31*y*z^3 + 62*y^2*z^3 - 13*y^3*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[0, 1, 0, y])/ (6*(-1 + y)*y^2*z*(y + z)^3) + ((23*y^4 - 23*y^5 + 72*y^3*z - 72*y^4*z + 24*y^2*z^2 - 81*y^3*z^2 + 32*y*z^3 - 41*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[1, 0, 0, y])/ (3*y^2*z*(y + z)^3) + ((-y^4 + y^5 - 4*y^3*z + 4*y^4*z + 7*y^3*z^2 - 4*y*z^3 + 7*y^2*z^3 - z^4 + 4*y*z^4 + z^5)*G[1, 1, 0, y])/ (y^2*z*(y + z)^3) + ((33 - 66*y + 33*y^2 + 4*z - 4*y*z - 4*z^2)* Zeta[3])/(2*(-1 + y)*y*z)) + G[1, 0, y]* (((-1/72*I)*Pi^3*(-95*y^3 + 95*y^4 - 285*y^2*z + 285*y^3*z - 393*y*z^2 + 285*y^2*z^2 - 95*z^3 + 95*y*z^3))/(y*z*(y + z)^3) + ((I/108)*Pi*(487*y^2 - 1064*y^3 + 577*y^4 - 700*y*z - 905*y^2*z + 3075*y^3*z + 2053*z^2 - 5152*y*z^2 + 6057*y^2*z^2 - 2071*z^3 + 3577*y*z^3 + 18*z^4))/(y*z*(-1 + y + z)*(y + z)^2) + (607*y^2 - 1629*y^3 + 1437*y^4 - 415*y^5 + 1247*y*z + 233*y^2*z - 9803*y^3*z + 8323*y^4*z - 6554*z^2 + 23404*y*z^2 - 38938*y^2*z^2 + 21980*y^3*z^2 + 7154*z^3 - 21104*y*z^3 + 13734*y^2*z^3 - 600*z^4 + 492*y*z^4)/(432*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(388*y^3 - 776*y^4 + 385*y^5 + 849*y^2*z - 2795*y^3*z + 2552*y^4*z - 382*y^5*z + 1314*y*z^2 - 4812*y^2*z^2 + 5743*y^3*z^2 - 1767*y^4*z^2 + 724*z^3 - 4394*y*z^3 + 6871*y^2*z^3 - 3327*y^3*z^3 - 1472*z^4 + 4067*y*z^4 - 2905*y^2*z^4 + 772*z^5 - 987*y*z^5 - 24*z^6))/(72*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (((-1/3*I)*Pi*(-1 + y))/(y*z) + (-58*y^3 + 92*y^4 - 49*y^5 - 38*y^2*z + 122*y^3*z - 87*y^4*z + 152*y*z^2 - 224*y^2*z^2 + 93*y^3*z^2 + 96*z^3 - 482*y*z^3 + 365*y^2*z^3 - 192*z^4 + 330*y*z^4 + 96*z^5)/(36*y^2*z*(-1 + y + z)*(y + z)^2))* G[1, 0, z] + (((I/3)*Pi*(-1 + y))/(y*z) + (58*y^3 - 92*y^4 + 49*y^5 + 38*y^2*z - 122*y^3*z + 87*y^4*z - 152*y*z^2 + 224*y^2*z^2 - 93*y^3*z^2 - 96*z^3 + 482*y*z^3 - 365*y^2*z^3 + 192*z^4 - 330*y*z^4 - 96*z^5)/(36*y^2*z*(-1 + y + z)* (y + z)^2))*G[1, 1 - y, z] + (((-1/3*I)*Pi*(-5*y^3 + 5*y^4 - 15*y^2*z + 15*y^3*z + 12*y*z^2 + 15*y^2*z^2 - 5*z^3 + 5*y*z^3))/(y*z*(y + z)^3) + (34*y^4 - 68*y^5 + 34*y^6 + 125*y^3*z - 303*y^4*z + 224*y^5*z - 40*y^6*z + 60*y^2*z^2 - 504*y^3*z^2 + 591*y^4*z^2 - 174*y^5*z^2 + 130*y*z^3 - 428*y^2*z^3 + 751*y^3*z^3 - 340*y^4*z^3 + 32*z^4 - 384*y*z^4 + 632*y^2*z^4 - 378*y^3*z^4 - 96*z^5 + 378*y*z^5 - 264*y^2*z^5 + 96*z^6 - 124*y*z^6 - 32*z^7)/(12*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1 - y, 0, z] + (((I/6)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (-83*y^4 + 112*y^5 - 29*y^6 - 336*y^3*z + 631*y^4*z - 282*y^5*z + 47*y^6*z - 291*y^2*z^2 + 1344*y^3*z^2 - 1058*y^4*z^2 + 224*y^5*z^2 - 371*y*z^3 + 1432*y^2*z^3 - 1832*y^3*z^3 + 564*y^4*z^3 - 96*z^4 + 1132*y*z^4 - 1890*y^2*z^4 + 842*y^3*z^4 + 288*z^5 - 1151*y*z^5 + 749*y^2*z^5 - 288*z^6 + 390*y*z^6 + 96*z^7)/ (36*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1 - y, z] + ((((-2*I)/3)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (-42*y^4 + 50*y^5 - 18*y^6 - 195*y^3*z + 353*y^4*z - 134*y^5*z - 341*y^2*z^2 + 807*y^3*z^2 - 394*y^4*z^2 - 165*y*z^3 + 763*y^2*z^3 - 554*y^3*z^3 - 33*z^4 + 323*y*z^4 - 404*y^2*z^4 + 64*z^5 - 160*y*z^5 - 32*z^6)/(12*y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, 0, z] + ((((2*I)/3)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (42*y^4 - 50*y^5 + 18*y^6 + 195*y^3*z - 353*y^4*z + 134*y^5*z + 341*y^2*z^2 - 807*y^3*z^2 + 394*y^4*z^2 + 165*y*z^3 - 763*y^2*z^3 + 554*y^3*z^3 + 33*z^4 - 323*y*z^4 + 404*y^2*z^4 - 64*z^5 + 160*y*z^5 + 32*z^6)/(12*y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, z] + ((13*y^3 - 13*y^4 + 39*y^2*z - 39*y^3*z + 5*y*z^2 - 39*y^2*z^2 + 13*z^3 - 13*y*z^3)*G[0, 0, 0, z])/(2*y*z*(y + z)^3) + (4*(-5*y^3 + 5*y^4 - 15*y^2*z + 15*y^3*z - 3*y*z^2 + 15*y^2*z^2 - 5*z^3 + 5*y*z^3)*G[0, 0, 1 - y, z])/(3*y*z*(y + z)^3) + ((y^4 - 2*y^5 + y^6 - 3*y^3*z + 3*y^5*z - 9*y^2*z^2 + 12*y^3*z^2 + 3*y^4*z^2 - 17*y*z^3 + 34*y^2*z^3 + y^3*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[0, 1, 0, z])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((-y^4 + 2*y^5 - y^6 + 3*y^3*z - 3*y^5*z + 9*y^2*z^2 - 12*y^3*z^2 - 3*y^4*z^2 + 17*y*z^3 - 34*y^2*z^3 - y^3*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[0, 1, 1 - y, z])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((5*y^4 - 10*y^5 + 5*y^6 + 18*y^3*z - 33*y^4*z + 15*y^5*z + 3*y^2*z^2 - 21*y^3*z^2 + 15*y^4*z^2 + 14*y*z^3 - 28*y^2*z^3 + 5*y^3*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[0, 1 - y, 0, z])/ (3*(-1 + y)*y^2*z*(y + z)^3) + ((-4*y^4 + 8*y^5 - 4*y^6 - 15*y^3*z + 27*y^4*z - 12*y^5*z - 6*y^2*z^2 + 21*y^3*z^2 - 12*y^4*z^2 - 13*y*z^3 + 26*y^2*z^3 - 4*y^3*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[0, 1 - y, 1 - y, z])/ (3*(-1 + y)*y^2*z*(y + z)^3) + ((4*y^4 - 8*y^5 + 4*y^6 + 11*y^3*z - 23*y^4*z + 12*y^5*z - 13*y^2*z^2 + 2*y^3*z^2 + 12*y^4*z^2 + y*z^3 - 2*y^2*z^3 + 4*y^3*z^3 - z^4 + 4*y*z^4 + z^5)*G[0, -y, 0, z])/ ((-1 + y)*y^2*z*(y + z)^3) + ((-4*y^4 + 8*y^5 - 4*y^6 - 11*y^3*z + 23*y^4*z - 12*y^5*z + 13*y^2*z^2 - 2*y^3*z^2 - 12*y^4*z^2 - y*z^3 + 2*y^2*z^3 - 4*y^3*z^3 + z^4 - 4*y*z^4 - z^5)*G[0, -y, 1 - y, z])/ ((-1 + y)*y^2*z*(y + z)^3) + ((-2*y + 2*y^2 + 3*z - 3*y*z - 3*z^2)* G[1, 0, 0, z])/(3*y^2*z) + ((2*y - 2*y^2 - 3*z + 3*y*z + 3*z^2)* G[1, 0, 1 - y, z])/(3*y^2*z) + ((1 - y - z)*G[1, 1, 0, z])/y^2 + ((-1 + y + z)*G[1, 1, 1 - y, z])/y^2 + ((y - y^2 - 6*z + 6*y*z + 6*z^2)*G[1, 1 - y, 0, z])/(3*y^2*z) + ((-y + y^2 + 6*z - 6*y*z - 6*z^2)*G[1, 1 - y, 1 - y, z])/(3*y^2*z) + ((-5*y^4 + 5*y^5 - 21*y^3*z + 21*y^4*z + 3*y^2*z^2 + 39*y^3*z^2 - 23*y*z^3 + 41*y^2*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)* G[1 - y, 0, 0, z])/(6*y^2*z*(y + z)^3) + ((7*y^4 - 7*y^5 + 27*y^3*z - 27*y^4*z + 3*y^2*z^2 - 45*y^3*z^2 + 25*y*z^3 - 43*y^2*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)* G[1 - y, 0, 1 - y, z])/(6*y^2*z*(y + z)^3) + ((-y^4 + 2*y^5 - y^6 + 3*y^3*z - 3*y^5*z + 21*y^2*z^2 - 24*y^3*z^2 - 3*y^4*z^2 + 17*y*z^3 - 34*y^2*z^3 - y^3*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[1 - y, 1, 0, z])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((y^4 - 2*y^5 + y^6 - 3*y^3*z + 3*y^5*z - 21*y^2*z^2 + 24*y^3*z^2 + 3*y^4*z^2 - 17*y*z^3 + 34*y^2*z^3 + y^3*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[1 - y, 1, 1 - y, z])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((-2*y^3 + 3*y^4 - y^5 - 3*y^2*z + 8*y^3*z - 4*y^4*z - 6*y*z^2 + 15*y^2*z^2 - 6*y^3*z^2 - 2*z^3 + 9*y*z^3 - 4*y^2*z^3 + 2*z^4 - y*z^4)*G[1 - y, 1 - y, 0, z])/((-1 + y)*y^2*(y + z)^3) + ((-y^4 + 2*y^5 - y^6 + 9*y^3*z - 12*y^4*z + 3*y^5*z + 21*y^2*z^2 - 48*y^3*z^2 + 21*y^4*z^2 + 35*y*z^3 - 88*y^2*z^3 + 35*y^3*z^3 + 12*z^4 - 54*y*z^4 + 24*y^2*z^4 - 12*z^5 + 6*y*z^5)* G[1 - y, 1 - y, 1 - y, z])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((10*y^3 - 20*y^4 + 10*y^5 + 30*y^2*z - 57*y^3*z + 27*y^4*z + 12*y*z^2 - 33*y^2*z^2 + 18*y^3*z^2 + 10*z^3 - 11*y*z^3 - 8*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[1 - y, -y, 0, z])/ (3*(-1 + y)*y*z*(y + z)^3) + ((-10*y^3 + 20*y^4 - 10*y^5 - 30*y^2*z + 57*y^3*z - 27*y^4*z - 12*y*z^2 + 33*y^2*z^2 - 18*y^3*z^2 - 10*z^3 + 11*y*z^3 + 8*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)* G[1 - y, -y, 1 - y, z])/(3*(-1 + y)*y*z*(y + z)^3) + ((-14*y^4 + 14*y^5 - 39*y^3*z + 39*y^4*z + 39*y^2*z^2 + 30*y^3*z^2 - 5*y*z^3 - 4*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[-y, 0, 0, z])/ (3*y^2*z*(y + z)^3) + ((4*y^4 - 4*y^5 + 11*y^3*z - 11*y^4*z - 13*y^2*z^2 - 8*y^3*z^2 + y*z^3 + 2*y^2*z^3 - z^4 + 4*y*z^4 + z^5)* G[-y, 0, 1 - y, z])/(y^2*z*(y + z)^3) - (5*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[-y, 1 - y, 0, z])/(3*y*z*(y + z)^3) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 5*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)* G[-y, 1 - y, 1 - y, z])/(y*z*(y + z)^3) - (2*(-10*y^4 + 10*y^5 - 27*y^3*z + 27*y^4*z + 39*y^2*z^2 + 18*y^3*z^2 - y*z^3 - 8*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[-y, -y, 0, z])/ (3*y^2*z*(y + z)^3) + (2*(-10*y^4 + 10*y^5 - 27*y^3*z + 27*y^4*z + 39*y^2*z^2 + 18*y^3*z^2 - y*z^3 - 8*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[-y, -y, 1 - y, z])/(3*y^2*z*(y + z)^3) + ((253*y^4 - 253*y^5 + 777*y^3*z - 777*y^4*z + 543*y^2*z^2 - 831*y^3*z^2 + 307*y*z^3 - 361*y^2*z^3 + 18*z^4 - 72*y*z^4 - 18*z^5)* Zeta[3])/(18*y^2*z*(y + z)^3)) + G[1, 1, y]*(((I/12)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-19*y^4 + 38*y^5 - 19*y^6 - 35*y^3*z + 59*y^4*z - 52*y^5*z + 69*y^2*z^2 - 47*y^3*z^2 - 46*y^4*z^2 - 133*y*z^3 + 83*y^2*z^3 - 30*y^3*z^3 - 32*z^4 + 215*y*z^4 - 67*y^2*z^4 + 64*z^5 - 82*y*z^5 - 32*z^6))/(72*y^2*z*(-1 + y + z)*(y + z)^3) + ((17*y^3 - 34*y^4 + 17*y^5 + 51*y^2*z - 90*y^3*z + 39*y^4*z + 9*y*z^2 - 24*y^2*z^2 + 3*y^3*z^2 + 17*z^3 + 2*y*z^3 - 55*y^2*z^3 + 12*z^4 - 48*y*z^4 - 12*z^5)*Zeta[3])/(6*(-1 + y)*y*z*(y + z)^3)) + G[-y, 1 - y, z]*(((-1/9*I)*Pi^3*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (Pi^2*(-42*y^4 + 50*y^5 - 18*y^6 - 195*y^3*z + 353*y^4*z - 134*y^5*z - 341*y^2*z^2 + 807*y^3*z^2 - 394*y^4*z^2 - 165*y*z^3 + 763*y^2*z^3 - 554*y^3*z^3 - 33*z^4 + 323*y*z^4 - 404*y^2*z^4 + 64*z^5 - 160*y*z^5 - 32*z^6))/(72*y^2*z*(-1 + y + z)*(y + z)^3) - (2*(-2*y^3 + 2*y^4 - 6*y^2*z + 6*y^3*z + 5*y*z^2 + 6*y^2*z^2 - 2*z^3 + 2*y*z^3)*G[0, 1, 0, y])/(y*z*(y + z)^3) + ((14*y^4 - 14*y^5 + 45*y^3*z - 45*y^4*z - 21*y^2*z^2 - 54*y^3*z^2 + 23*y*z^3 - 32*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[1, 0, 0, y])/ (3*y^2*z*(y + z)^3) + ((4*y^4 - 4*y^5 + 9*y^3*z - 9*y^4*z - 9*y^2*z^2 - 5*y*z^3 + 14*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)* G[1, 1, 0, y])/(3*y^2*z*(y + z)^3) + (2*(-7*y^4 + 7*y^5 - 18*y^3*z + 18*y^4*z + 24*y^2*z^2 + 9*y^3*z^2 + 2*y*z^3 - 11*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*Zeta[3])/ (3*y^2*z*(y + z)^3)) + G[1 - y, 1 - y, z]* (((-1/36*I)*Pi^3*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (Pi^2*(83*y^4 - 112*y^5 + 29*y^6 + 336*y^3*z - 631*y^4*z + 282*y^5*z - 47*y^6*z + 291*y^2*z^2 - 1344*y^3*z^2 + 1058*y^4*z^2 - 224*y^5*z^2 + 371*y*z^3 - 1432*y^2*z^3 + 1832*y^3*z^3 - 564*y^4*z^3 + 96*z^4 - 1132*y*z^4 + 1890*y^2*z^4 - 842*y^3*z^4 - 288*z^5 + 1151*y*z^5 - 749*y^2*z^5 + 288*z^6 - 390*y*z^6 - 96*z^7))/ (216*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + ((-y^4 + 2*y^5 - y^6 - 5*y^3*z + 9*y^4*z - 4*y^5*z - 4*y^2*z^2 + 12*y^3*z^2 - 7*y^4*z^2 - 7*y*z^3 + 17*y^2*z^3 - 7*y^3*z^3 - 2*z^4 + 9*y*z^4 - 4*y^2*z^4 + 2*z^5 - y*z^5)*G[0, 1, 0, y])/ ((-1 + y)*y^2*z*(y + z)^3) + ((7*y^4 - 7*y^5 + 27*y^3*z - 27*y^4*z + 3*y^2*z^2 - 45*y^3*z^2 + 25*y*z^3 - 43*y^2*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[1, 0, 0, y])/(6*y^2*z*(y + z)^3) + ((-7*y + 14*y^2 - 7*y^3 + 18*z - 30*y*z + 12*y^2*z - 18*z^2 + 12*y*z^2)*G[1, 1, 0, y])/(6*(-1 + y)*y^2*z) + ((2*y^3 - 4*y^4 + 2*y^5 + 6*y^2*z - 11*y^3*z + 5*y^4*z + 2*y*z^2 - 5*y^2*z^2 + 2*y^3*z^2 + 2*z^3 - y*z^3 - 4*y^2*z^3 + z^4 - 4*y*z^4 - z^5)*Zeta[3])/((-1 + y)*y*z*(y + z)^3)) + G[0, 1, z]*(((-1/18*I)*Pi^3*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z - 39*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (Pi^2*(-10*y^3 - 16*y^4 + 2*y^5 - 63*y^2*z + 23*y^3*z + 75*y^4*z - 23*y^5*z - 170*y*z^2 + 230*y^2*z^2 + 152*y^3*z^2 - 122*y^4*z^2 - 10*z^3 + 318*y*z^3 - 6*y^2*z^3 - 228*y^3*z^3 + 20*z^4 - 95*y*z^4 - 182*y^2*z^4 - 10*z^5 - 53*y*z^5))/(72*y*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + ((y^4 - 2*y^5 + y^6 - 3*y^3*z + 3*y^5*z - 9*y^2*z^2 + 12*y^3*z^2 + 3*y^4*z^2 - 17*y*z^3 + 34*y^2*z^3 + y^3*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[0, 1, 0, y])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((-y^4 + 2*y^5 - y^6 + 3*y^3*z - 3*y^5*z + 9*y^2*z^2 - 12*y^3*z^2 - 3*y^4*z^2 + 17*y*z^3 - 34*y^2*z^3 - y^3*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[1, 1, 0, y])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((-y^4 + 2*y^5 - y^6 - 2*y^3*z + 5*y^4*z - 3*y^5*z - 3*y^2*z^2 + 5*y^3*z^2 - 3*y^4*z^2 + 2*y*z^3 - 4*y^2*z^3 - y^3*z^3 + z^4 - 4*y*z^4 - z^5)*Zeta[3])/((-1 + y)*y^2*z*(y + z)^3)) + G[0, 1, y]*(((-1/18*I)*Pi^3*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 6*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3))/(y*z*(y + z)^3) + (Pi^2*(127*y^4 - 272*y^5 + 127*y^6 + 255*y^3*z - 667*y^4*z + 466*y^5*z + 126*y^2*z^2 - 543*y^3*z^2 + 516*y^4*z^2 - 188*y*z^3 + 358*y^2*z^3 - 182*y^3*z^3 - 99*z^4 + 698*y*z^4 - 779*y^2*z^4 + 192*z^5 - 516*y*z^5 - 96*z^6))/(216*y^2*z*(-1 + y + z)*(y + z)^3) + ((-29*y^4 + 58*y^5 - 29*y^6 - 99*y^3*z + 192*y^4*z - 93*y^5*z - 213*y^2*z^2 + 330*y^3*z^2 - 111*y^4*z^2 - 65*y*z^3 + 148*y^2*z^3 - 65*y^3*z^3 - 12*z^4 + 54*y*z^4 - 24*y^2*z^4 + 12*z^5 - 6*y*z^5)* Zeta[3])/(6*(-1 + y)*y^2*z*(y + z)^3)) + G[0, 1 - y, z]*((((5*I)/18)*Pi^3*(-4*y^3 + 4*y^4 - 12*y^2*z + 12*y^3*z - 3*y*z^2 + 12*y^2*z^2 - 4*z^3 + 4*y*z^3))/(y*z*(y + z)^3) + (Pi^2*(-241*y^4 + 482*y^5 - 241*y^6 - 840*y^3*z + 2195*y^4*z - 1668*y^5*z + 277*y^6*z - 1026*y^2*z^2 + 4206*y^3*z^2 - 4438*y^4*z^2 + 1294*y^5*z^2 - 592*y*z^3 + 3758*y^2*z^3 - 5992*y^3*z^3 + 2592*y^4*z^3 - 99*z^4 + 1622*y*z^4 - 4167*y^2*z^4 + 2662*y^3*z^4 + 291*z^5 - 1474*y*z^5 + 1435*y^2*z^5 - 288*z^6 + 444*y*z^6 + 96*z^7))/(216*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + ((((-5*I)/3)*Pi*(-4*y^3 + 4*y^4 - 12*y^2*z + 12*y^3*z - 3*y*z^2 + 12*y^2*z^2 - 4*z^3 + 4*y*z^3))/(y*z*(y + z)^3) + (241*y^4 - 482*y^5 + 241*y^6 + 840*y^3*z - 2195*y^4*z + 1668*y^5*z - 277*y^6*z + 1026*y^2*z^2 - 4206*y^3*z^2 + 4438*y^4*z^2 - 1294*y^5*z^2 + 592*y*z^3 - 3758*y^2*z^3 + 5992*y^3*z^3 - 2592*y^4*z^3 + 99*z^4 - 1622*y*z^4 + 4167*y^2*z^4 - 2662*y^3*z^4 - 291*z^5 + 1474*y*z^5 - 1435*y^2*z^5 + 288*z^6 - 444*y*z^6 - 96*z^7)/(36*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 0, y] + ((35*y^4 - 70*y^5 + 35*y^6 + 111*y^3*z - 216*y^4*z + 105*y^5*z + 57*y^2*z^2 - 168*y^3*z^2 + 105*y^4*z^2 + 53*y*z^3 - 106*y^2*z^3 + 35*y^3*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[0, 1, 0, y])/ (6*(-1 + y)*y^2*z*(y + z)^3) + ((-20*y^4 + 20*y^5 - 63*y^3*z + 63*y^4*z - 30*y^2*z^2 + 72*y^3*z^2 - 29*y*z^3 + 38*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[1, 0, 0, y])/ (3*y^2*z*(y + z)^3) + ((7*y^4 - 14*y^5 + 7*y^6 + 17*y^3*z - 36*y^4*z + 19*y^5*z + 3*y^2*z^2 - 14*y^3*z^2 + 13*y^4*z^2 - 5*y*z^3 + 16*y^2*z^3 - 5*y^3*z^3 - 4*z^4 + 18*y*z^4 - 8*y^2*z^4 + 4*z^5 - 2*y*z^5)*G[1, 1, 0, y])/(2*(-1 + y)*y^2*z*(y + z)^3) + ((-17*y^4 + 34*y^5 - 17*y^6 - 49*y^3*z + 96*y^4*z - 47*y^5*z - 21*y^2*z^2 + 58*y^3*z^2 - 35*y^4*z^2 - 11*y*z^3 + 10*y^2*z^3 + 7*y^3*z^3 + 2*z^4 - 12*y*z^4 + 16*y^2*z^4 - 2*z^5 + 4*y*z^5)* Zeta[3])/(2*(-1 + y)*y^2*z*(y + z)^3)) + G[1 - y, 1, z]*(((I/9)*Pi^3*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z - 12*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (Pi^2*(-36*y^4 + 72*y^5 - 30*y^6 - 161*y^3*z + 385*y^4*z - 263*y^5*z + 33*y^6*z - 344*y^2*z^2 + 968*y^3*z^2 - 836*y^4*z^2 + 200*y^5*z^2 - 144*y*z^3 + 1108*y^2*z^3 - 1418*y^3*z^3 + 496*y^4*z^3 - 32*z^4 + 442*y*z^4 - 1171*y^2*z^4 + 614*y^3*z^4 + 96*z^5 - 452*y*z^5 + 407*y^2*z^5 - 96*z^6 + 154*y*z^6 + 32*z^7))/(72*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3) + ((-y^4 + 2*y^5 - y^6 + 3*y^3*z - 3*y^5*z + 21*y^2*z^2 - 24*y^3*z^2 - 3*y^4*z^2 + 17*y*z^3 - 34*y^2*z^3 - y^3*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[0, 1, 0, y])/ (6*(-1 + y)*y^2*z*(y + z)^3) + ((y^4 - 2*y^5 + y^6 - 3*y^3*z + 3*y^5*z - 21*y^2*z^2 + 24*y^3*z^2 + 3*y^4*z^2 - 17*y*z^3 + 34*y^2*z^3 + y^3*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[1, 1, 0, y])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((7*y^4 - 14*y^5 + 7*y^6 + 27*y^3*z - 60*y^4*z + 33*y^5*z + 21*y^2*z^2 - 84*y^3*z^2 + 69*y^4*z^2 + 25*y*z^3 - 86*y^2*z^3 + 79*y^3*z^3 + 6*z^4 - 36*y*z^4 + 48*y^2*z^4 - 6*z^5 + 12*y*z^5)* Zeta[3])/(6*(-1 + y)*y^2*z*(y + z)^3)) + G[1 - y, 0, z]*(((I/18)*Pi^3*(-5*y^3 + 5*y^4 - 15*y^2*z + 15*y^3*z + 12*y*z^2 + 15*y^2*z^2 - 5*z^3 + 5*y*z^3))/(y*z*(y + z)^3) + (Pi^2*(-34*y^4 + 68*y^5 - 34*y^6 - 125*y^3*z + 303*y^4*z - 224*y^5*z + 40*y^6*z - 60*y^2*z^2 + 504*y^3*z^2 - 591*y^4*z^2 + 174*y^5*z^2 - 130*y*z^3 + 428*y^2*z^3 - 751*y^3*z^3 + 340*y^4*z^3 - 32*z^4 + 384*y*z^4 - 632*y^2*z^4 + 378*y^3*z^4 + 96*z^5 - 378*y*z^5 + 264*y^2*z^5 - 96*z^6 + 124*y*z^6 + 32*z^7))/(72*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3) + ((19*y^3 - 19*y^4 + 57*y^2*z - 57*y^3*z + 6*y*z^2 - 57*y^2*z^2 + 19*z^3 - 19*y*z^3)*G[0, 0, 0, y])/ (3*y*z*(y + z)^3) + ((16*y^4 - 32*y^5 + 16*y^6 + 51*y^3*z - 99*y^4*z + 48*y^5*z + 15*y^2*z^2 - 66*y^3*z^2 + 48*y^4*z^2 + 25*y*z^3 - 50*y^2*z^3 + 16*y^3*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)* G[0, 1, 0, y])/(3*(-1 + y)*y^2*z*(y + z)^3) + ((-13*y^4 + 13*y^5 - 45*y^3*z + 45*y^4*z + 9*y^2*z^2 + 63*y^3*z^2 - 31*y*z^3 + 49*y^2*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[1, 0, 0, y])/ (6*y^2*z*(y + z)^3) + (2*(-y^4 + y^5 + 3*y^2*z^2 - 9*y^3*z^2 + 8*y*z^3 - 17*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[1, 1, 0, y])/ (3*y^2*z*(y + z)^3) + ((-55*y^4 + 110*y^5 - 55*y^6 - 159*y^3*z + 306*y^4*z - 147*y^5*z - 57*y^2*z^2 + 162*y^3*z^2 - 93*y^4*z^2 - 37*y*z^3 + 20*y^2*z^3 + 53*y^3*z^3 + 6*z^4 - 42*y*z^4 + 72*y^2*z^4 - 6*z^5 + 18*y*z^5)*Zeta[3])/(6*(-1 + y)*y^2*z* (y + z)^3)) + G[1, z]* ((Pi^4*(325*y - 325*y^2 + 2*z - 2*y*z - 2*z^2))/(720*y^2*z) + ((I/108)*Pi^3*(-97*y^2 + 254*y^3 - 115*y^4 - 248*y*z + 756*y^2*z - 635*y^3*z + 43*y^4*z - 43*z^2 + 804*y*z^2 - 1130*y^2*z^2 + 237*y^3*z^2 + 86*z^3 - 761*y*z^3 + 399*y^2*z^3 - 43*z^4 + 205*y*z^4))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(215*y^2 + 686*y^3 - 181*y^4 - 65*y*z + 843*y^2*z - 1148*y^3*z - 1070*y^4*z + 386*z^2 + 285*y*z^2 - 1340*y^2*z^2 - 2040*y^3*z^2 - 1204*z^3 + 211*y*z^3 - 969*y^2*z^3 + 1250*z^4 - 431*y*z^4 - 432*z^5))/(1296*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(1 - y)*G[0, 0, y])/(36*y*z) + (Pi^2*(1 - y - z)*G[0, 1, y])/ (3*y^2) + (Pi^2*(-y + y^2 + 6*z - 6*y*z - 6*z^2)*G[1, 0, y])/ (36*y^2*z) + (Pi^2*(-1 + y + z)*G[1, 1, y])/(2*y^2) + (((-1/3*I)*Pi*(-1 + y))/(y*z) + (-58*y^3 + 92*y^4 - 49*y^5 - 38*y^2*z + 122*y^3*z - 87*y^4*z + 152*y*z^2 - 224*y^2*z^2 + 93*y^3*z^2 + 96*z^3 - 482*y*z^3 + 365*y^2*z^3 - 192*z^4 + 330*y*z^4 + 96*z^5)/(36*y^2*z*(-1 + y + z)*(y + z)^2))* G[0, 1, 0, y] + (((I/3)*Pi*(-1 + y))/(y*z) + (58*y^3 - 92*y^4 + 49*y^5 + 38*y^2*z - 122*y^3*z + 87*y^4*z - 152*y*z^2 + 224*y^2*z^2 - 93*y^3*z^2 - 96*z^3 + 482*y*z^3 - 365*y^2*z^3 + 192*z^4 - 330*y*z^4 - 96*z^5)/(36*y^2*z*(-1 + y + z)* (y + z)^2))*G[1, 1, 0, y] + ((-y + y^2 + 3*z - 3*y*z - 3*z^2)* G[0, 0, 1, 0, y])/(3*y^2*z) + ((-y + y^2 + 6*z - 6*y*z - 6*z^2)* G[0, 1, 0, 0, y])/(6*y^2*z) + (2*(-1 + y + z)*G[0, 1, 1, 0, y])/ y^2 + ((y - y^2 - 6*z + 6*y*z + 6*z^2)*G[1, 0, 1, 0, y])/(3*y^2*z) + ((y - y^2 - 6*z + 6*y*z + 6*z^2)*G[1, 1, 0, 0, y])/(6*y^2*z) - (3*(-1 + y + z)*G[1, 1, 1, 0, y])/y^2 + ((((7*I)/3)*Pi*(-1 + y))/(y*z) + (-196*y^3 + 368*y^4 - 169*y^5 - 350*y^2*z + 972*y^3*z - 770*y^4*z + 124*y^5*z + 50*y*z^2 + 606*y^2*z^2 - 917*y^3*z^2 + 312*y^4*z^2 + 96*z^3 - 502*y*z^3 + 142*y^2*z^3 + 96*y^3*z^3 - 288*z^4 + 854*y*z^4 - 398*y^2*z^4 + 288*z^5 - 402*y*z^5 - 96*z^6)/(36*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^2))*Zeta[3]) + G[1 - y, z]* ((Pi^4*(1463*y^4 - 2926*y^5 + 1463*y^6 + 4395*y^3*z - 8646*y^4*z + 4251*y^5*z + 819*y^2*z^2 - 4800*y^3*z^2 + 3837*y^4*z^2 + 1481*y*z^3 - 2548*y^2*z^3 + 635*y^3*z^3 + 6*z^4 + 114*y*z^4 - 552*y^2*z^4 - 6*z^5 - 138*y*z^5))/(2160*(-1 + y)*y^2*z*(y + z)^3) - ((I/108)*Pi^3*(-110*y^3 + 220*y^4 - 110*y^5 - 339*y^2*z + 943*y^3*z - 744*y^4*z + 119*y^5*z - 231*y*z^2 + 1509*y^2*z^2 - 1853*y^3*z^2 + 551*y^4*z^2 - 110*z^3 + 898*y*z^3 - 2078*y^2*z^3 + 1047*y^3*z^3 + 220*z^4 - 969*y*z^4 + 917*y^2*z^4 - 110*z^5 + 302*y*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-58*y^3 + 80*y^4 - 22*y^5 - 2766*y^2*z + 3254*y^3*z + 816*y^4*z - 320*y^5*z + 675*y*z^2 + 3456*y^2*z^2 + 128*y^3*z^2 - 1922*y^4*z^2 - 652*z^3 - 1045*y*z^3 + 1778*y^2*z^3 - 4350*y^3*z^3 + 2708*z^4 - 972*y*z^4 - 2810*y^2*z^4 - 3460*z^5 + 1342*y*z^5 + 1404*z^6))/(1296*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(5*y^3 - 5*y^4 + 15*y^2*z - 15*y^3*z - 21*y*z^2 - 15*y^2*z^2 + 5*z^3 - 5*y*z^3)*G[0, 0, y])/(36*y*z*(y + z)^3) + (Pi^2*(7*y^4 - 14*y^5 + 7*y^6 + 33*y^3*z - 60*y^4*z + 27*y^5*z + 9*y^2*z^2 - 60*y^3*z^2 + 45*y^4*z^2 + 43*y*z^3 - 104*y^2*z^3 + 43*y^3*z^3 + 12*z^4 - 54*y*z^4 + 24*y^2*z^4 - 12*z^5 + 6*y*z^5)* G[0, 1, y])/(36*(-1 + y)*y^2*z*(y + z)^3) + ((Pi^2*(259*y^4 - 259*y^5 + 765*y^3*z - 765*y^4*z + 129*y^2*z^2 - 729*y^3*z^2 + 223*y*z^3 - 187*y^2*z^3 - 12*z^4 + 48*y*z^4 + 12*z^5))/(72*y^2*z*(y + z)^3) + ((I/18)*Pi*(-110*y^3 + 220*y^4 - 110*y^5 - 339*y^2*z + 943*y^3*z - 744*y^4*z + 119*y^5*z - 231*y*z^2 + 1509*y^2*z^2 - 1853*y^3*z^2 + 551*y^4*z^2 - 110*z^3 + 898*y*z^3 - 2078*y^2*z^3 + 1047*y^3*z^3 + 220*z^4 - 969*y*z^4 + 917*y^2*z^4 - 110*z^5 + 302*y*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (58*y^3 - 80*y^4 + 22*y^5 + 2766*y^2*z - 3254*y^3*z - 816*y^4*z + 320*y^5*z - 675*y*z^2 - 3456*y^2*z^2 - 128*y^3*z^2 + 1922*y^4*z^2 + 652*z^3 + 1045*y*z^3 - 1778*y^2*z^3 + 4350*y^3*z^3 - 2708*z^4 + 972*y*z^4 + 2810*y^2*z^4 + 3460*z^5 - 1342*y*z^5 - 1404*z^6)/(216*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 0, y] + (Pi^2*(11*y^4 - 11*y^5 + 51*y^3*z - 51*y^4*z + 57*y^2*z^2 - 105*y^3*z^2 + 65*y*z^3 - 119*y^2*z^3 + 18*z^4 - 72*y*z^4 - 18*z^5)*G[1, 1, y])/(36*y^2*z*(y + z)^3) + (((-1/3*I)*Pi*(-19*y^3 + 19*y^4 - 57*y^2*z + 57*y^3*z - 12*y*z^2 + 57*y^2*z^2 - 19*z^3 + 19*y*z^3))/(y*z*(y + z)^3) + (67*y^4 - 116*y^5 + 46*y^6 + 245*y^3*z - 564*y^4*z + 362*y^5*z - 52*y^6*z + 287*y^2*z^2 - 1130*y^3*z^2 + 1059*y^4*z^2 - 264*y^5*z^2 + 163*y*z^3 - 1020*y^2*z^3 + 1521*y^3*z^3 - 580*y^4*z^3 + 32*z^4 - 456*y*z^4 + 1105*y^2*z^4 - 642*y^3*z^4 - 96*z^5 + 423*y*z^5 - 372*y^2*z^5 + 96*z^6 - 130*y*z^6 - 32*z^7)/ (12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (((-1/6*I)*Pi*(-41*y^3 + 41*y^4 - 123*y^2*z + 123*y^3*z - 15*y*z^2 + 123*y^2*z^2 - 41*z^3 + 41*y*z^3))/(y*z*(y + z)^3) + (211*y^3 - 368*y^4 + 157*y^5 + 651*y^2*z - 1598*y^3*z + 1101*y^4*z - 166*y^5*z + 399*y*z^2 - 2532*y^2*z^2 + 2788*y^3*z^2 - 760*y^4*z^2 + 175*z^3 - 1364*y*z^3 + 3040*y^2*z^3 - 1428*y^3*z^3 - 278*z^4 + 1227*y*z^4 - 1168*y^2*z^4 + 31*z^5 - 262*y*z^5 + 72*z^6)/ (36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 0, 0, y] + ((((-7*I)/2)*Pi*(-1 + y))/(y*z) + (-8*y^4 + 16*y^5 - 8*y^6 - 12*y^3*z + 104*y^4*z - 95*y^5*z - 213*y^2*z^2 + 390*y^3*z^2 - 258*y^4*z^2 + 118*y*z^3 + 139*y^2*z^3 - 218*y^3*z^3 + 48*z^4 - 259*y*z^4 + 46*y^2*z^4 - 96*z^5 + 141*y*z^5 + 48*z^6)/ (18*y^2*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + ((3*y^4 - 6*y^5 + 3*y^6 + 10*y^3*z - 21*y^4*z + 11*y^5*z + 2*y^2*z^2 - 18*y^3*z^2 + 17*y^4*z^2 + 6*y*z^3 - 18*y^2*z^3 + 15*y^3*z^3 + z^4 - 6*y*z^4 + 8*y^2*z^4 - z^5 + 2*y*z^5)*G[0, 0, 1, 0, y])/ ((-1 + y)*y^2*z*(y + z)^3) + ((-20*y^4 + 20*y^5 - 63*y^3*z + 63*y^4*z - 18*y^2*z^2 + 72*y^3*z^2 - 29*y*z^3 + 38*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[0, 1, 0, 0, y])/(3*y^2*z*(y + z)^3) + ((-7*y^4 + 14*y^5 - 7*y^6 - 33*y^3*z + 60*y^4*z - 27*y^5*z - 9*y^2*z^2 + 60*y^3*z^2 - 45*y^4*z^2 - 43*y*z^3 + 104*y^2*z^3 - 43*y^3*z^3 - 12*z^4 + 54*y*z^4 - 24*y^2*z^4 + 12*z^5 - 6*y*z^5)* G[0, 1, 1, 0, y])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((-19*y^3 + 19*y^4 - 57*y^2*z + 57*y^3*z - 6*y*z^2 + 57*y^2*z^2 - 19*z^3 + 19*y*z^3)*G[1, 0, 0, 0, y])/(3*y*z*(y + z)^3) + ((-7*y^4 + 14*y^5 - 7*y^6 - 33*y^3*z + 60*y^4*z - 27*y^5*z - 9*y^2*z^2 + 60*y^3*z^2 - 45*y^4*z^2 - 43*y*z^3 + 104*y^2*z^3 - 43*y^3*z^3 - 12*z^4 + 54*y*z^4 - 24*y^2*z^4 + 12*z^5 - 6*y*z^5)* G[1, 0, 1, 0, y])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((-8*y^4 + 8*y^5 - 21*y^3*z + 21*y^4*z - 27*y^2*z^2 + 12*y^3*z^2 + y*z^3 - 10*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[1, 1, 0, 0, y])/ (3*y^2*z*(y + z)^3) + ((-11*y^4 + 11*y^5 - 51*y^3*z + 51*y^4*z - 57*y^2*z^2 + 105*y^3*z^2 - 65*y*z^3 + 119*y^2*z^3 - 18*z^4 + 72*y*z^4 + 18*z^5)*G[1, 1, 1, 0, y])/(6*y^2*z*(y + z)^3) + ((((4*I)/3)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z - 12*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (-69*y^4 + 120*y^5 - 45*y^6 - 281*y^3*z + 670*y^4*z - 431*y^5*z + 54*y^6*z - 583*y^2*z^2 + 1684*y^3*z^2 - 1430*y^4*z^2 + 338*y^5*z^2 - 189*y*z^3 + 1820*y^2*z^3 - 2434*y^3*z^3 + 856*y^4*z^3 - 32*z^4 + 568*y*z^4 - 1863*y^2*z^4 + 1040*y^3*z^4 + 96*z^5 - 569*y*z^5 + 626*y^2*z^5 - 96*z^6 + 190*y*z^6 + 32*z^7)/ (12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*Zeta[3]) + G[0, y]*((1439*Pi^4*(-1 + y))/(8640*y*z) + ((I/1296)*Pi*(8053*y - 20894*y^2 + 12841*y^3 + 8053*z - 69890*y*z + 62161*y^2*z - 21780*z^2 + 22104*y*z^2))/((-1 + y)*y*z*(y + z)) + (185333*y - 379954*y^2 + 194621*y^3 + 185333*z - 1544032*y*z + 1397579*y^2*z - 647136*z^2 + 686016*y*z^2)/(23328*(-1 + y)*y*z* (y + z)) - ((I/432)*Pi^3*(-1229*y^2 + 2578*y^3 - 1265*y^4 - 2458*y*z + 7614*y^2*z - 6373*y^3*z + 1337*y^4*z - 1229*z^2 + 6846*y*z^2 - 9856*y^2*z^2 + 3939*y^3*z^2 + 2458*z^3 - 5329*y*z^3 + 3543*y^2*z^3 - 1229*z^4 + 941*y*z^4))/(y*(-1 + z)*z*(-1 + y + z)* (y + z)^2) + (Pi^2*(22828*y^2 - 51596*y^3 + 27688*y^4 + 45656*y*z - 175740*y^2*z + 158744*y^3*z - 28444*y^4*z + 22828*z^2 - 165912*y*z^2 + 286979*y^2*z^2 - 108660*y^3*z^2 - 55214*z^3 + 184421*y*z^3 - 134823*y^2*z^3 + 41944*z^4 - 64165*y*z^4 - 9558*z^5))/(3888*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + ((-179*Pi^2*(-1 + y))/(36*y*z) + ((I/36)*Pi*(-508*y^2 + 1016*y^3 - 508*y^4 - 1016*y*z + 3048*y^2*z - 2867*y^3*z + 589*y^4*z - 508*z^2 + 3696*y*z^2 - 5042*y^2*z^2 + 2013*y^3*z^2 + 1016*z^3 - 3839*y*z^3 + 2583*y^2*z^3 - 508*z^4 + 1159*y*z^4))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (-286*y^2 + 806*y^3 - 520*y^4 - 572*y*z + 1581*y^2*z - 3827*y^3*z + 1213*y^4*z - 286*z^2 + 4200*y*z^2 - 7019*y^2*z^2 + 4407*y^3*z^2 + 185*z^3 - 6473*y*z^3 + 6417*y^2*z^3 + 479*z^4 + 2845*y*z^4 - 378*z^5)/(108*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[0, 0, z] + (Pi^2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z - 5*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[0, 1, z])/(12*y*z*(y + z)^3) + (Pi^2*(13*y^4 - 13*y^5 + 45*y^3*z - 45*y^4*z + 15*y^2*z^2 - 63*y^3*z^2 + 31*y*z^3 - 49*y^2*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)* G[0, 1 - y, z])/(36*y^2*z*(y + z)^3) + ((Pi^2*(-41*y + 41*y^2 - 12*z + 12*y*z + 12*z^2))/(72*y^2*z) - ((I/6)*Pi*(-27*y^2 + 44*y^3 - 24*y^4 - 63*y*z + 151*y^2*z - 106*y^3*z + 15*y^4*z - 18*z^2 + 179*y*z^2 - 185*y^2*z^2 + 44*y^3*z^2 + 36*z^3 - 139*y*z^3 + 52*y^2*z^3 - 18*z^4 + 23*y*z^4))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (158*y^2 - 253*y^3 + 155*y^4 + 409*y*z - 1041*y^2*z + 785*y^3*z - 56*y^4*z + 29*z^2 - 1398*y*z^2 + 1701*y^2*z^2 - 334*y^3*z^2 - 166*z^3 + 1538*y*z^3 - 719*y^2*z^3 + 245*z^4 - 549*y*z^4 - 108*z^5)/(36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[1, 0, z] + (Pi^2*(-y + y^2 - 3*z + 3*y*z + 3*z^2)*G[1, 1, z])/(18*y^2*z) + (Pi^2*(-y + y^2 + 6*z - 6*y*z - 6*z^2)*G[1, 1 - y, z])/(36*y^2*z) + ((Pi^2*(-79*y^4 + 79*y^5 - 233*y^3*z + 233*y^4*z - 37*y^2*z^2 + 221*y^3*z^2 - 67*y*z^3 + 55*y^2*z^3 + 4*z^4 - 16*y*z^4 - 4*z^5))/ (24*y^2*z*(y + z)^3) - ((I/18)*Pi*(-110*y^3 + 220*y^4 - 110*y^5 - 339*y^2*z + 943*y^3*z - 744*y^4*z + 119*y^5*z - 231*y*z^2 + 1509*y^2*z^2 - 1853*y^3*z^2 + 551*y^4*z^2 - 110*z^3 + 898*y*z^3 - 2078*y^2*z^3 + 1047*y^3*z^3 + 220*z^4 - 969*y*z^4 + 917*y^2*z^4 - 110*z^5 + 302*y*z^5))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (-58*y^3 + 80*y^4 - 22*y^5 - 2766*y^2*z + 3254*y^3*z + 816*y^4*z - 320*y^5*z + 675*y*z^2 + 3456*y^2*z^2 + 128*y^3*z^2 - 1922*y^4*z^2 - 652*z^3 - 1045*y*z^3 + 1778*y^2*z^3 - 4350*y^3*z^3 + 2708*z^4 - 972*y*z^4 - 2810*y^2*z^4 - 3460*z^5 + 1342*y*z^5 + 1404*z^6)/(216*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, z] + (Pi^2*(2*y^4 - 2*y^5 + 9*y^3*z - 9*y^4*z + 12*y^2*z^2 - 18*y^3*z^2 + 11*y*z^3 - 20*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[1 - y, 1, z])/(18*y^2*z*(y + z)^3) + (Pi^2*(-y^3 + y^4 + 4*y^3*z - 3*y*z^2 + 6*y^2*z^2 - z^3 + 4*y*z^3 + z^4)*G[1 - y, 1 - y, z])/(6*y^2*(y + z)^3) + (Pi^2*(-5*y^4 + 5*y^5 - 18*y^3*z + 18*y^4*z + 6*y^2*z^2 + 27*y^3*z^2 - 14*y*z^3 + 23*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[-y, 1 - y, z])/ (18*y^2*z*(y + z)^3) + ((((-19*I)/2)*Pi*(-1 + y))/(y*z) + (449*y^2 - 898*y^3 + 449*y^4 + 898*y*z - 2694*y^2*z + 2563*y^3*z - 539*y^4*z + 449*z^2 - 3306*y*z^2 + 4534*y^2*z^2 - 1845*y^3*z^2 - 898*z^3 + 3481*y*z^3 - 2379*y^2*z^3 + 449*z^4 - 1073*y*z^4)/ (36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[0, 0, 0, z] + (((I/6)*Pi*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z - 21*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3))/(y*z*(y + z)^3) + (-53*y^3 + 79*y^4 - 44*y^5 - 195*y^2*z + 370*y^3*z - 231*y^4*z + 35*y^5*z - 261*y*z^2 + 747*y^2*z^2 - 527*y^3*z^2 + 125*y^4*z^2 - 44*z^3 + 619*y*z^3 - 692*y^2*z^3 + 183*y^3*z^3 + 88*z^4 - 396*y*z^4 + 131*y^2*z^4 - 44*z^5 + 38*y*z^5)/(18*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, z] + ((((5*I)/3)*Pi*(-4*y^3 + 4*y^4 - 12*y^2*z + 12*y^3*z - 3*y*z^2 + 12*y^2*z^2 - 4*z^3 + 4*y*z^3))/ (y*z*(y + z)^3) + (-241*y^4 + 482*y^5 - 241*y^6 - 840*y^3*z + 2195*y^4*z - 1668*y^5*z + 277*y^6*z - 1026*y^2*z^2 + 4206*y^3*z^2 - 4438*y^4*z^2 + 1294*y^5*z^2 - 592*y*z^3 + 3758*y^2*z^3 - 5992*y^3*z^3 + 2592*y^4*z^3 - 99*z^4 + 1622*y*z^4 - 4167*y^2*z^4 + 2662*y^3*z^4 + 291*z^5 - 1474*y*z^5 + 1435*y^2*z^5 - 288*z^6 + 444*y*z^6 + 96*z^7)/(36*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1 - y, 0, z] + ((((3*I)/2)*Pi*(-1 + y))/(y*z) + (-229*y^3 + 392*y^4 - 202*y^5 - 452*y^2*z + 1158*y^3*z - 854*y^4*z + 130*y^5*z + 53*y*z^2 + 942*y^2*z^2 - 1163*y^3*z^2 + 318*y^4*z^2 + 96*z^3 - 472*y*z^3 - 194*y^2*z^3 + 162*y^3*z^3 - 288*z^4 + 785*y*z^4 - 296*y^2*z^4 + 288*z^5 - 366*y*z^5 - 96*z^6)/(36*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^2))*G[1, 0, 0, z] + ((I*Pi*(-1 + y))/(y*z) + (-28*y^3 + 59*y^4 - 19*y^5 - 26*y^2*z + 105*y^3*z - 95*y^4*z + 10*y^5*z + 86*y*z^2 - 93*y^2*z^2 - 23*y^3*z^2 + 18*y^4*z^2 + 48*z^3 - 355*y*z^3 + 325*y^2*z^3 - 63*y^3*z^3 - 144*z^4 + 452*y*z^4 - 206*y^2*z^4 + 144*z^5 - 183*y*z^5 - 48*z^6)/ (18*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[1, 1, 0, z] + (((-1/3*I)*Pi*(-1 + y))/(y*z) + (-58*y^3 + 92*y^4 - 49*y^5 - 38*y^2*z + 122*y^3*z - 87*y^4*z + 152*y*z^2 - 224*y^2*z^2 + 93*y^3*z^2 + 96*z^3 - 482*y*z^3 + 365*y^2*z^3 - 192*z^4 + 330*y*z^4 + 96*z^5)/(36*y^2*z*(-1 + y + z)*(y + z)^2))* G[1, 1 - y, 0, z] + (((I/6)*Pi*(-41*y^3 + 41*y^4 - 123*y^2*z + 123*y^3*z - 15*y*z^2 + 123*y^2*z^2 - 41*z^3 + 41*y*z^3))/ (y*z*(y + z)^3) + (-110*y^4 + 220*y^5 - 110*y^6 - 387*y^3*z + 1021*y^4*z - 783*y^5*z + 128*y^6*z - 393*y^2*z^2 + 1914*y^3*z^2 - 2135*y^4*z^2 + 617*y^5*z^2 - 272*y*z^3 + 1636*y^2*z^3 - 2861*y^3*z^3 + 1278*y^4*z^3 - 48*z^4 + 775*y*z^4 - 1989*y^2*z^4 + 1352*y^3*z^4 + 144*z^5 - 734*y*z^5 + 746*y^2*z^5 - 144*z^6 + 231*y*z^6 + 48*z^7)/(18*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, 0, z] + (((-1/2*I)*Pi*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3))/(y*z*(y + z)^3) + (10*y^4 - 20*y^5 + 19*y^6 - 84*y^3*z + 94*y^4*z + 15*y^5*z - 10*y^6*z - 462*y^2*z^2 + 858*y^3*z^2 - 389*y^4*z^2 + 32*y^5*z^2 - 314*y*z^3 + 1696*y^2*z^3 - 1523*y^3*z^3 + 312*y^4*z^3 - 96*z^4 + 1090*y*z^4 - 2088*y^2*z^4 + 758*y^3*z^4 + 288*z^5 - 1238*y*z^5 + 854*y^2*z^5 - 288*z^6 + 462*y*z^6 + 96*z^7)/(36*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1 - y, 1, 0, z] + (((-1/6*I)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (83*y^4 - 112*y^5 + 29*y^6 + 336*y^3*z - 631*y^4*z + 282*y^5*z - 47*y^6*z + 291*y^2*z^2 - 1344*y^3*z^2 + 1058*y^4*z^2 - 224*y^5*z^2 + 371*y*z^3 - 1432*y^2*z^3 + 1832*y^3*z^3 - 564*y^4*z^3 + 96*z^4 - 1132*y*z^4 + 1890*y^2*z^4 - 842*y^3*z^4 - 288*z^5 + 1151*y*z^5 - 749*y^2*z^5 + 288*z^6 - 390*y*z^6 - 96*z^7)/ (36*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1 - y, 0, z] + ((((-2*I)/3)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (-42*y^4 + 50*y^5 - 18*y^6 - 195*y^3*z + 353*y^4*z - 134*y^5*z - 341*y^2*z^2 + 807*y^3*z^2 - 394*y^4*z^2 - 165*y*z^3 + 763*y^2*z^3 - 554*y^3*z^3 - 33*z^4 + 323*y*z^4 - 404*y^2*z^4 + 64*z^5 - 160*y*z^5 - 32*z^6)/(12*y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 0, z] + (53*(-1 + y)*G[0, 0, 0, 0, z])/(6*y*z) + ((y^4 - 2*y^5 + y^6 + 9*y^3*z - 12*y^4*z + 3*y^5*z - 9*y^2*z^2 + 3*y^4*z^2 + 19*y*z^3 - 38*y^2*z^3 + y^3*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[0, 0, 1, 0, z])/(6*(-1 + y)*y^2*z*(y + z)^3) - (4*(-5*y^3 + 5*y^4 - 15*y^2*z + 15*y^3*z - 3*y*z^2 + 15*y^2*z^2 - 5*z^3 + 5*y*z^3)*G[0, 0, 1 - y, 0, z])/(3*y*z*(y + z)^3) + ((-y^4 + 2*y^5 - y^6 + 3*y^3*z - 3*y^5*z - 15*y^2*z^2 + 12*y^3*z^2 - 3*y^4*z^2 + 17*y*z^3 - 34*y^2*z^3 - y^3*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[0, 1, 0, 0, z])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((-2*y^4 + 4*y^5 - 2*y^6 - 3*y^3*z + 9*y^4*z - 6*y^5*z - 3*y^2*z^2 + 6*y^3*z^2 - 6*y^4*z^2 + 7*y*z^3 - 14*y^2*z^3 - 2*y^3*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[0, 1, 1, 0, z])/(3*(-1 + y)*y^2*z*(y + z)^3) + ((y^4 - 2*y^5 + y^6 - 3*y^3*z + 3*y^5*z - 9*y^2*z^2 + 12*y^3*z^2 + 3*y^4*z^2 - 17*y*z^3 + 34*y^2*z^3 + y^3*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[0, 1, 1 - y, 0, z])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((-41*y^3 + 82*y^4 - 41*y^5 - 123*y^2*z + 240*y^3*z - 117*y^4*z - 21*y*z^2 + 126*y^2*z^2 - 99*y^3*z^2 - 41*z^3 + 64*y*z^3 - 5*y^2*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[0, 1 - y, 0, 0, z])/ (6*(-1 + y)*y*z*(y + z)^3) + ((5*y^3 - 10*y^4 + 5*y^5 + 15*y^2*z - 36*y^3*z + 21*y^4*z + 3*y*z^2 - 36*y^2*z^2 + 39*y^3*z^2 + 5*z^3 - 28*y*z^3 + 41*y^2*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)* G[0, 1 - y, 1, 0, z])/(6*(-1 + y)*y*z*(y + z)^3) + ((4*y^4 - 8*y^5 + 4*y^6 + 15*y^3*z - 27*y^4*z + 12*y^5*z + 6*y^2*z^2 - 21*y^3*z^2 + 12*y^4*z^2 + 13*y*z^3 - 26*y^2*z^3 + 4*y^3*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[0, 1 - y, 1 - y, 0, z])/ (3*(-1 + y)*y^2*z*(y + z)^3) + ((4*y^4 - 8*y^5 + 4*y^6 + 11*y^3*z - 23*y^4*z + 12*y^5*z - 13*y^2*z^2 + 2*y^3*z^2 + 12*y^4*z^2 + y*z^3 - 2*y^2*z^3 + 4*y^3*z^3 - z^4 + 4*y*z^4 + z^5)*G[0, -y, 1 - y, 0, z])/ ((-1 + y)*y^2*z*(y + z)^3) - (5*(-1 + y)*G[1, 0, 0, 0, z])/(3*y*z) + ((1 - y)*G[1, 0, 1, 0, z])/(3*y*z) + ((-2*y + 2*y^2 + 3*z - 3*y*z - 3*z^2)*G[1, 0, 1 - y, 0, z])/ (3*y^2*z) - (4*(-1 + y)*G[1, 1, 0, 0, z])/(3*y*z) + ((1 - y)*G[1, 1, 1, 0, z])/(3*y*z) + ((1 - y - z)*G[1, 1, 1 - y, 0, z])/y^2 + ((-2*y + 2*y^2 + 3*z - 3*y*z - 3*z^2)*G[1, 1 - y, 0, 0, z])/ (3*y^2*z) + ((-y + y^2 + 6*z - 6*y*z - 6*z^2)*G[1, 1 - y, 1, 0, z])/ (6*y^2*z) + ((y - y^2 - 6*z + 6*y*z + 6*z^2)*G[1, 1 - y, 1 - y, 0, z])/(3*y^2*z) + ((19*y^3 - 19*y^4 + 57*y^2*z - 57*y^3*z + 6*y*z^2 - 57*y^2*z^2 + 19*z^3 - 19*y*z^3)*G[1 - y, 0, 0, 0, z])/ (3*y*z*(y + z)^3) + ((5*y^3 - 10*y^4 + 5*y^5 + 15*y^2*z - 36*y^3*z + 21*y^4*z + 3*y*z^2 - 36*y^2*z^2 + 39*y^3*z^2 + 5*z^3 - 28*y*z^3 + 41*y^2*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[1 - y, 0, 1, 0, z])/ (6*(-1 + y)*y*z*(y + z)^3) + ((-7*y^4 + 7*y^5 - 27*y^3*z + 27*y^4*z - 3*y^2*z^2 + 45*y^3*z^2 - 25*y*z^3 + 43*y^2*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[1 - y, 0, 1 - y, 0, z])/(6*y^2*z*(y + z)^3) + ((y^3 - 2*y^4 + y^5 + 3*y^2*z - 7*y^3*z + 4*y^4*z - 2*y*z^2 - 4*y^2*z^2 + 7*y^3*z^2 + z^3 - 5*y*z^3 + 7*y^2*z^3 - z^4 + 4*y*z^4 + z^5)*G[1 - y, 1, 0, 0, z])/((-1 + y)*y*z*(y + z)^3) + ((5*y^3 - 10*y^4 + 5*y^5 + 15*y^2*z - 36*y^3*z + 21*y^4*z + 3*y*z^2 - 36*y^2*z^2 + 39*y^3*z^2 + 5*z^3 - 28*y*z^3 + 41*y^2*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[1 - y, 1, 1, 0, z])/(6*(-1 + y)*y*z* (y + z)^3) + ((-y^4 + 2*y^5 - y^6 + 3*y^3*z - 3*y^5*z + 21*y^2*z^2 - 24*y^3*z^2 - 3*y^4*z^2 + 17*y*z^3 - 34*y^2*z^3 - y^3*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[1 - y, 1, 1 - y, 0, z])/(6*(-1 + y)*y^2*z* (y + z)^3) + ((7*y^4 - 14*y^5 + 7*y^6 + 27*y^3*z - 48*y^4*z + 21*y^5*z + 3*y^2*z^2 - 30*y^3*z^2 + 21*y^4*z^2 + 25*y*z^3 - 50*y^2*z^3 + 7*y^3*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)* G[1 - y, 1 - y, 0, 0, z])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((-y^4 + 2*y^5 - y^6 + 3*y^3*z - 3*y^5*z + 21*y^2*z^2 - 24*y^3*z^2 - 3*y^4*z^2 + 17*y*z^3 - 34*y^2*z^3 - y^3*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[1 - y, 1 - y, 1, 0, z])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((y^4 - 2*y^5 + y^6 - 9*y^3*z + 12*y^4*z - 3*y^5*z - 21*y^2*z^2 + 48*y^3*z^2 - 21*y^4*z^2 - 35*y*z^3 + 88*y^2*z^3 - 35*y^3*z^3 - 12*z^4 + 54*y*z^4 - 24*y^2*z^4 + 12*z^5 - 6*y*z^5)* G[1 - y, 1 - y, 1 - y, 0, z])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((10*y^3 - 20*y^4 + 10*y^5 + 30*y^2*z - 57*y^3*z + 27*y^4*z + 12*y*z^2 - 33*y^2*z^2 + 18*y^3*z^2 + 10*z^3 - 11*y*z^3 - 8*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[1 - y, -y, 1 - y, 0, z])/ (3*(-1 + y)*y*z*(y + z)^3) + ((2*y^4 - 2*y^5 + 9*y^3*z - 9*y^4*z + 9*y^2*z^2 - 18*y^3*z^2 + 11*y*z^3 - 20*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[-y, 0, 1, 0, z])/(3*y^2*z*(y + z)^3) + ((-4*y^4 + 4*y^5 - 11*y^3*z + 11*y^4*z + 13*y^2*z^2 + 8*y^3*z^2 - y*z^3 - 2*y^2*z^3 + z^4 - 4*y*z^4 - z^5)*G[-y, 0, 1 - y, 0, z])/ (y^2*z*(y + z)^3) + ((-14*y^4 + 14*y^5 - 39*y^3*z + 39*y^4*z + 39*y^2*z^2 + 30*y^3*z^2 - 5*y*z^3 - 4*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[-y, 1 - y, 0, 0, z])/(3*y^2*z*(y + z)^3) + ((2*y^4 - 2*y^5 + 9*y^3*z - 9*y^4*z + 9*y^2*z^2 - 18*y^3*z^2 + 11*y*z^3 - 20*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)* G[-y, 1 - y, 1, 0, z])/(3*y^2*z*(y + z)^3) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - 5*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[-y, 1 - y, 1 - y, 0, z])/(y*z*(y + z)^3) - (2*(-10*y^4 + 10*y^5 - 27*y^3*z + 27*y^4*z + 39*y^2*z^2 + 18*y^3*z^2 - y*z^3 - 8*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[-y, -y, 1 - y, 0, z])/(3*y^2*z*(y + z)^3) + ((((-329*I)/18)*Pi*(-1 + y))/(y*z) + (-545*y^2 + 1683*y^3 - 1665*y^4 + 527*y^5 - 1090*y*z + 4420*y^2*z - 6319*y^3*z + 3570*y^4*z - 572*y^5*z - 545*z^2 + 4331*y*z^2 - 8926*y^2*z^2 + 7099*y^3*z^2 - 1950*y^4*z^2 + 1054*z^3 - 4745*y*z^3 + 6100*y^2*z^3 - 2418*y^3*z^3 - 473*z^4 + 1468*y*z^4 - 1004*y^2*z^4 - 36*z^5 + 36*y*z^5)/(36*(-1 + y)*y*(-1 + z)*z* (-1 + y + z)*(y + z)^2))*Zeta[3] + G[0, z]*((((119*I)/72)*Pi^3*(-1 + y))/(y*z) + (-2761*y^2 + 1850*y^3 + 911*y^4 - 5522*y*z - 5790*y^2*z + 41737*y^3*z - 10217*y^4*z - 2761*z^2 - 28020*y*z^2 + 108103*y^2*z^2 - 62199*y^3*z^2 + 1202*z^3 + 94738*y*z^3 - 108858*y^2*z^3 + 5879*z^4 - 61196*y*z^4 - 4320*z^5)/ (1296*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) - ((I/108)*Pi*(-589*y^2 + 1448*y^3 - 859*y^4 - 1178*y*z + 4083*y^2*z - 5936*y^3*z + 1381*y^4*z - 589*z^2 + 7116*y*z^2 - 11576*y^2*z^2 + 5532*y^3*z^2 + 1241*z^3 - 10454*y*z^3 + 8604*y^2*z^3 - 715*z^4 + 4516*y*z^4 + 63*z^5))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-3310*y^2 + 6728*y^3 - 3346*y^4 - 6620*y*z + 20148*y^2*z - 18557*y^3*z + 3715*y^4*z - 3310*z^2 + 23496*y*z^2 - 32222*y^2*z^2 + 12567*y^3*z^2 + 6692*z^3 - 23849*y*z^3 + 15753*y^2*z^3 - 3454*z^4 + 6973*y*z^4 + 72*z^5))/ (432*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (33*(-1 + y)*Zeta[3])/ (2*y*z)) + G[1, z]*(((-1/9*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-2*y^2 - 26*y^3 - 11*y^4 + 14*y*z - 30*y^2*z + 11*y^3*z + 29*y^4*z - 20*z^2 + 17*y^2*z^2 + 51*y^3*z^2 + 76*z^3 - 61*y*z^3 + 33*y^2*z^3 - 92*z^4 + 47*y*z^4 + 36*z^5))/(216*y*(-1 + z)*z* (-1 + y + z)*(y + z)^2) + ((5*y - 5*y^2 - 6*z + 6*y*z + 6*z^2)* Zeta[3])/(6*y^2*z)) + G[1 - y, z]* (((I/18)*Pi^3*(-5*y^3 + 5*y^4 - 15*y^2*z + 15*y^3*z + 12*y*z^2 + 15*y^2*z^2 - 5*z^3 + 5*y*z^3))/(y*z*(y + z)^3) + (Pi^2*(-31*y^3 + 44*y^4 - 16*y^5 - 84*y^2*z + 179*y^3*z - 99*y^4*z + 19*y^5*z + 57*y*z^2 + 162*y^2*z^2 - 223*y^3*z^2 + 64*y^4*z^2 - 19*z^3 - 88*y*z^3 - 103*y^2*z^3 + 84*y^3*z^3 + 14*z^4 + 66*y*z^4 + 28*y^2*z^4 + 29*z^5 - 35*y*z^5 - 24*z^6))/ (72*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + ((55*y^4 - 55*y^5 + 171*y^3*z - 171*y^4*z + 93*y^2*z^2 - 189*y^3*z^2 + 73*y*z^3 - 91*y^2*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)* Zeta[3])/(6*y^2*z*(y + z)^3))) + G[1, y]*((Pi^4*(244*y^4 - 488*y^5 + 244*y^6 + 735*y^3*z - 1398*y^4*z + 663*y^5*z - 1053*y^2*z^2 + 525*y^3*z^2 + 456*y^4*z^2 + 253*y*z^3 - 299*y^2*z^3 - 170*y^3*z^3 + 3*z^4 + 57*y*z^4 - 276*y^2*z^4 - 3*z^5 - 69*y*z^5))/(1080*(-1 + y)*y^2*z*(y + z)^3) - ((I/108)*Pi^3*(-67*y^3 + 134*y^4 - 67*y^5 - 264*y^2*z + 653*y^3*z - 486*y^4*z + 76*y^5*z - 102*y*z^2 + 993*y^2*z^2 - 1294*y^3*z^2 + 379*y^4*z^2 - 13*z^3 + 392*y*z^3 - 1357*y^2*z^3 + 735*y^3*z^3 + 26*z^4 - 495*y*z^4 + 637*y^2*z^4 - 13*z^5 + 205*y*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(544*y^3 - 1304*y^4 + 760*y^5 - 465*y^2*z - 3281*y^3*z + 5202*y^4*z - 1102*y^5*z + 2805*y*z^2 - 6846*y^2*z^2 + 10006*y^3*z^2 - 4924*y^4*z^2 - 221*z^3 - 7580*y*z^3 + 11755*y^2*z^3 - 8295*y^3*z^3 + 1324*z^4 + 3648*y*z^4 - 4786*y^2*z^4 - 2543*z^5 + 1127*y*z^5 + 1440*z^6))/ (1296*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(y^4 - y^5 + 4*y^3*z - 4*y^4*z - 7*y^3*z^2 + 4*y*z^3 - 7*y^2*z^3 + z^4 - 4*y*z^4 - z^5)*G[0, 0, z])/(6*y^2*z*(y + z)^3) + (Pi^2*(y^4 - 2*y^5 + y^6 - 3*y^3*z + 3*y^5*z - 9*y^2*z^2 + 12*y^3*z^2 + 3*y^4*z^2 - 17*y*z^3 + 34*y^2*z^3 + y^3*z^3 - 6*z^4 + 24*y*z^4 + 6*z^5)*G[0, 1, z])/(36*(-1 + y)*y^2*z*(y + z)^3) + (Pi^2*(-7*y^4 + 14*y^5 - 7*y^6 - 17*y^3*z + 36*y^4*z - 19*y^5*z - 3*y^2*z^2 + 14*y^3*z^2 - 13*y^4*z^2 + 5*y*z^3 - 16*y^2*z^3 + 5*y^3*z^3 + 4*z^4 - 18*y*z^4 + 8*y^2*z^4 - 4*z^5 + 2*y*z^5)* G[0, 1 - y, z])/(12*(-1 + y)*y^2*z*(y + z)^3) + (Pi^2*(4*y^4 - 8*y^5 + 4*y^6 + 11*y^3*z - 23*y^4*z + 12*y^5*z - 13*y^2*z^2 + 2*y^3*z^2 + 12*y^4*z^2 + y*z^3 - 2*y^2*z^3 + 4*y^3*z^3 - z^4 + 4*y*z^4 + z^5)*G[0, -y, z])/ (6*(-1 + y)*y^2*z*(y + z)^3) + (Pi^2*(-y + y^2 + 6*z - 6*y*z - 6*z^2)* G[1, 0, z])/(18*y^2*z) + (Pi^2*(1 - y - z)*G[1, 1, z])/(6*y^2) + (Pi^2*(-1 + y + z)*G[1, 1 - y, z])/(2*y^2) + (Pi^2*(y^4 - y^5 - 3*y^2*z^2 + 9*y^3*z^2 - 8*y*z^3 + 17*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[1 - y, 0, z])/(9*y^2*z*(y + z)^3) + (Pi^2*(-y^4 + 2*y^5 - y^6 + 3*y^3*z - 3*y^5*z + 21*y^2*z^2 - 24*y^3*z^2 - 3*y^4*z^2 + 17*y*z^3 - 34*y^2*z^3 - y^3*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5)*G[1 - y, 1, z])/(36*(-1 + y)*y^2*z*(y + z)^3) + (Pi^2*(7*y - 14*y^2 + 7*y^3 - 18*z + 30*y*z - 12*y^2*z + 18*z^2 - 12*y*z^2)*G[1 - y, 1 - y, z])/(36*(-1 + y)*y^2*z) + (Pi^2*(10*y^3 - 20*y^4 + 10*y^5 + 30*y^2*z - 57*y^3*z + 27*y^4*z + 12*y*z^2 - 33*y^2*z^2 + 18*y^3*z^2 + 10*z^3 - 11*y*z^3 - 8*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[1 - y, -y, z])/ (18*(-1 + y)*y*z*(y + z)^3) + (5*Pi^2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[-y, 0, z])/(18*y*z*(y + z)^3) + (Pi^2*(-4*y^4 + 4*y^5 - 9*y^3*z + 9*y^4*z + 9*y^2*z^2 + 5*y*z^3 - 14*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*G[-y, 1 - y, z])/ (18*y^2*z*(y + z)^3) + (Pi^2*(10*y^4 - 10*y^5 + 27*y^3*z - 27*y^4*z - 39*y^2*z^2 - 18*y^3*z^2 + y*z^3 + 8*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[-y, -y, z])/(9*y^2*z*(y + z)^3) + (((I/3)*Pi*(-35*y^3 + 35*y^4 - 105*y^2*z + 105*y^3*z - 69*y*z^2 + 105*y^2*z^2 - 35*z^3 + 35*y*z^3))/(y*z*(y + z)^3) + (-376*y^4 + 752*y^5 - 358*y^6 - 1290*y^3*z + 3500*y^4*z - 2631*y^5*z + 385*y^6*z - 2238*y^2*z^2 + 7326*y^3*z^2 - 7201*y^4*z^2 + 1960*y^5*z^2 - 772*y*z^3 + 7100*y^2*z^3 - 10399*y^3*z^3 + 4158*y^4*z^3 - 90*z^4 + 2162*y*z^4 - 7179*y^2*z^4 + 4390*y^3*z^4 + 282*z^5 - 1996*y*z^5 + 2317*y^2*z^5 - 288*z^6 + 606*y*z^6 + 96*z^7)/(36*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*Zeta[3] + G[1, z]*(((-1/18*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-58*y^3 + 92*y^4 - 49*y^5 - 38*y^2*z + 122*y^3*z - 87*y^4*z + 152*y*z^2 - 224*y^2*z^2 + 93*y^3*z^2 + 96*z^3 - 482*y*z^3 + 365*y^2*z^3 - 192*z^4 + 330*y*z^4 + 96*z^5))/ (216*y^2*z*(-1 + y + z)*(y + z)^2) + ((-1 + y)*Zeta[3])/(2*y*z)) + G[1 - y, z]*((((7*I)/12)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(8*y^4 - 16*y^5 + 8*y^6 + 12*y^3*z - 104*y^4*z + 95*y^5*z + 213*y^2*z^2 - 390*y^3*z^2 + 258*y^4*z^2 - 118*y*z^3 - 139*y^2*z^3 + 218*y^3*z^3 - 48*z^4 + 259*y*z^4 - 46*y^2*z^4 + 96*z^5 - 141*y*z^5 - 48*z^6))/(108*y^2*z*(-1 + y + z)* (y + z)^3) + ((19*y^3 - 38*y^4 + 19*y^5 + 57*y^2*z - 102*y^3*z + 45*y^4*z + 15*y*z^2 - 36*y^2*z^2 + 9*y^3*z^2 + 19*z^3 - 2*y*z^3 - 53*y^2*z^3 + 12*z^4 - 48*y*z^4 - 12*z^5)*Zeta[3])/ (6*(-1 + y)*y*z*(y + z)^3)) + G[-y, z]* (((-1/9*I)*Pi^3*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (Pi^2*(-42*y^4 + 50*y^5 - 18*y^6 - 195*y^3*z + 353*y^4*z - 134*y^5*z - 341*y^2*z^2 + 807*y^3*z^2 - 394*y^4*z^2 - 165*y*z^3 + 763*y^2*z^3 - 554*y^3*z^3 - 33*z^4 + 323*y*z^4 - 404*y^2*z^4 + 64*z^5 - 160*y*z^5 - 32*z^6))/(72*y^2*z*(-1 + y + z)*(y + z)^3) + (2*(-7*y^4 + 7*y^5 - 18*y^3*z + 18*y^4*z + 24*y^2*z^2 + 9*y^3*z^2 + 2*y*z^3 - 11*y^2*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)*Zeta[3])/ (3*y^2*z*(y + z)^3))) + G[0, z]*((Pi^4*(1439 - 2878*y + 1439*y^2 - 576*z + 576*y*z + 576*z^2))/ (8640*(-1 + y)*y*z) + ((I/1296)*Pi*(8053*y - 8053*y^2 + 8053*z + 6790*y*z + 62539*y^2*z - 12373*z^2 + 39643*y*z^2 + 4320*z^3))/ (y*(-1 + z)*z*(y + z)) + (185333*y - 185333*y^2 + 185333*z + 2744*y*z + 1235147*y^2*z - 328865*z^2 + 861737*y*z^2 + 143532*z^3)/ (23328*y*(-1 + z)*z*(y + z)) - ((I/432)*Pi^3*(-1229*y^2 + 2458*y^3 - 1229*y^4 - 2458*y*z + 7374*y^2*z - 6892*y^3*z + 2264*y^4*z - 1229*z^2 + 6726*y*z^2 - 11002*y^2*z^2 + 6504*y^3*z^2 + 2458*z^3 - 5920*y*z^3 + 5892*y^2*z^3 - 1229*z^4 + 1652*y*z^4))/(y*(-1 + z)*z*(-1 + y + z)* (y + z)^2) + (Pi^2*(-22828*y^2 + 43928*y^3 - 21100*y^4 - 45656*y*z + 142273*y^2*z - 195895*y^3*z + 105326*y^4*z - 22828*z^2 + 156974*y*z^2 - 366464*y^2*z^2 + 386150*y^3*z^2 - 84172*y^4*z^2 + 72075*z^3 - 244790*y*z^3 + 460331*y^2*z^3 - 234075*y^3*z^3 - 80013*z^4 + 201174*y*z^4 - 213258*y^2*z^4 + 35113*z^5 - 67702*y*z^5 - 4347*z^6))/(3888*y*(-1 + z)^2*z*(-1 + y + z)* (y + z)^2) + ((-179*Pi^2*(-1 + y))/(36*y*z) + ((I/18)*Pi*(-254*y^2 + 508*y^3 - 254*y^4 - 508*y*z + 1524*y^2*z - 1402*y^3*z + 263*y^4*z - 254*z^2 + 1848*y*z^2 - 2458*y^2*z^2 + 912*y^3*z^2 + 508*z^3 - 1888*y*z^3 + 1197*y^2*z^3 - 254*z^4 + 548*y*z^4))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (-286*y^2 + 860*y^3 - 574*y^4 - 572*y*z + 2463*y^2*z - 4520*y^3*z + 745*y^4*z - 286*z^2 + 5478*y*z^2 - 9458*y^2*z^2 + 4002*y^3*z^2 + 635*z^3 - 9164*y*z^3 + 7452*y^2*z^3 - 412*z^4 + 4258*y*z^4 + 63*z^5)/(108*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[0, 0, y] + (Pi^2*(-y^3 + y^4 - 2*y*z - y^2*z + 4*y^3*z - 3*y*z^2 + 6*y^2*z^2 - z^3 + 4*y*z^3 + z^4)*G[0, 1, y])/(6*(-1 + y)*y*(y + z)^3) + ((Pi^2*(-139*y^4 + 139*y^5 - 411*y^3*z + 411*y^4*z - 117*y^2*z^2 + 393*y^3*z^2 - 121*y*z^3 + 103*y^2*z^3 + 6*z^4 - 24*y*z^4 - 6*z^5))/(36*y^2*z*(y + z)^3) - ((I/18)*Pi*(-164*y^3 + 328*y^4 - 164*y^5 - 474*y^2*z + 1348*y^3*z - 1119*y^4*z + 173*y^5*z - 393*y*z^2 + 2157*y^2*z^2 - 2708*y^3*z^2 + 818*y^4*z^2 - 191*z^3 + 1411*y*z^3 - 3014*y^2*z^3 + 1551*y^3*z^3 + 382*z^4 - 1452*y*z^4 + 1340*y^2*z^4 - 191*z^5 + 434*y*z^5))/(y*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (332*y^3 - 808*y^4 + 476*y^5 - 2370*y^2*z + 422*y^3*z + 4350*y^4*z - 818*y^5*z + 1629*y*z^2 - 1710*y^2*z^2 + 8186*y^3*z^2 - 4568*y^4*z^2 + 296*z^3 - 6433*y*z^3 + 11834*y^2*z^3 - 9966*y^3*z^3 + 542*z^4 + 5280*y*z^4 - 8096*y^2*z^4 - 2242*z^5 - 476*y*z^5 + 1404*z^6)/ (216*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 0, y] + (Pi^2*(y^4 - y^5 - 9*y^3*z + 9*y^4*z - 21*y^2*z^2 + 45*y^3*z^2 - 35*y*z^3 + 71*y^2*z^3 - 12*z^4 + 48*y*z^4 + 12*z^5)*G[1, 1, y])/ (36*y^2*z*(y + z)^3) + ((((-19*I)/2)*Pi*(-1 + y))/(y*z) + (449*y^2 - 898*y^3 + 449*y^4 + 898*y*z - 2694*y^2*z + 2482*y^3*z - 458*y^4*z + 449*z^2 - 3306*y*z^2 + 4372*y^2*z^2 - 1602*y^3*z^2 - 898*z^3 + 3400*y*z^3 - 2136*y^2*z^3 + 449*z^4 - 992*y*z^4)/ (36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[0, 0, 0, y] + (((I/6)*Pi*(-13*y^3 + 13*y^4 - 39*y^2*z + 39*y^3*z - 111*y*z^2 + 39*y^2*z^2 - 13*z^3 + 13*y*z^3))/(y*z*(y + z)^3) + (-185*y^4 + 424*y^5 - 203*y^6 - 366*y^3*z + 1249*y^4*z - 1254*y^5*z + 221*y^6*z - 48*y^2*z^2 + 1260*y^3*z^2 - 2252*y^4*z^2 + 884*y^5*z^2 + 148*y*z^3 - 164*y^2*z^3 - 1268*y^3*z^3 + 1242*y^4*z^3 + 99*z^4 - 806*y*z^4 + 819*y^2*z^4 + 392*y^3*z^4 - 291*z^5 + 1174*y*z^5 - 607*y^2*z^5 + 288*z^6 - 516*y*z^6 - 96*z^7)/(36*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + (((I/3)*Pi*(-25*y^3 + 25*y^4 - 75*y^2*z + 75*y^3*z - 21*y*z^2 + 75*y^2*z^2 - 25*z^3 + 25*y*z^3))/(y*z*(y + z)^3) + (-359*y^3 + 718*y^4 - 359*y^5 - 1005*y^2*z + 2854*y^3*z - 2355*y^4*z + 368*y^5*z - 843*y*z^2 + 4470*y^2*z^2 - 5486*y^3*z^2 + 1664*y^4*z^2 - 413*z^3 + 2872*y*z^3 - 5900*y^2*z^3 + 3018*y^3*z^3 + 754*z^4 - 2679*y*z^4 + 2444*y^2*z^4 - 269*z^5 + 650*y*z^5 - 72*z^6)/(36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 0, 0, y] + (((-I)*Pi*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 6*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3))/(y*z*(y + z)^3) + (113*y^4 - 226*y^5 + 113*y^6 + 429*y^3*z - 982*y^4*z + 756*y^5*z - 131*y^6*z + 222*y^2*z^2 - 1548*y^3*z^2 + 1901*y^4*z^2 - 584*y^5*z^2 + 392*y*z^3 - 1228*y^2*z^3 + 2189*y^3*z^3 - 1086*y^4*z^3 + 99*z^4 - 1114*y*z^4 + 1701*y^2*z^4 - 1088*y^3*z^4 - 291*z^5 + 1058*y*z^5 - 695*y^2*z^5 + 288*z^6 - 336*y*z^6 - 96*z^7)/ (36*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + (53*(-1 + y)*G[0, 0, 0, 0, y])/(6*y*z) + ((-35*y^4 + 70*y^5 - 35*y^6 - 93*y^3*z + 192*y^4*z - 99*y^5*z - 15*y^2*z^2 + 90*y^3*z^2 - 81*y^4*z^2 + y*z^3 - 20*y^2*z^3 + y^3*z^3 + 12*z^4 - 54*y*z^4 + 24*y^2*z^4 - 12*z^5 + 6*y*z^5)* G[0, 0, 1, 0, y])/(6*(-1 + y)*y^2*z*(y + z)^3) + ((7*y^4 - 7*y^5 + 18*y^3*z - 18*y^4*z + 48*y^2*z^2 - 9*y^3*z^2 - 2*y*z^3 + 11*y^2*z^3 - 3*z^4 + 12*y*z^4 + 3*z^5)*G[0, 1, 0, 0, y])/ (3*y^2*z*(y + z)^3) + ((y^3 - y^4 + 2*y*z + y^2*z - 4*y^3*z + 3*y*z^2 - 6*y^2*z^2 + z^3 - 4*y*z^3 - z^4)*G[0, 1, 1, 0, y])/ ((-1 + y)*y*(y + z)^3) + ((8*y^3 - 8*y^4 + 24*y^2*z - 24*y^3*z + 7*y*z^2 - 24*y^2*z^2 + 8*z^3 - 8*y*z^3)*G[1, 0, 0, 0, y])/ (y*z*(y + z)^3) + ((17*y^4 - 34*y^5 + 17*y^6 + 54*y^3*z - 105*y^4*z + 51*y^5*z + 18*y^2*z^2 - 72*y^3*z^2 + 51*y^4*z^2 + 26*y*z^3 - 52*y^2*z^3 + 17*y^3*z^3 + 3*z^4 - 12*y*z^4 - 3*z^5)* G[1, 0, 1, 0, y])/(3*(-1 + y)*y^2*z*(y + z)^3) + ((-3*y^4 + 3*y^5 - 11*y^3*z + 11*y^4*z + 7*y^2*z^2 + 17*y^3*z^2 - 9*y*z^3 + 15*y^2*z^3 - 2*z^4 + 8*y*z^4 + 2*z^5)*G[1, 1, 0, 0, y])/ (2*y^2*z*(y + z)^3) + ((-y^4 + y^5 + 9*y^3*z - 9*y^4*z + 21*y^2*z^2 - 45*y^3*z^2 + 35*y*z^3 - 71*y^2*z^3 + 12*z^4 - 48*y*z^4 - 12*z^5)* G[1, 1, 1, 0, y])/(6*y^2*z*(y + z)^3) + ((((-329*I)/18)*Pi*(-1 + y))/(y*z) + (545*y^2 - 1198*y^3 + 581*y^4 + 1090*y*z - 4720*y^2*z + 5988*y^3*z - 2052*y^4*z + 545*z^2 - 6386*y*z^2 + 14349*y^2*z^2 - 11394*y^3*z^2 + 2352*y^4*z^2 - 2324*z^3 + 14408*y*z^3 - 20486*y^2*z^3 + 9580*y^3*z^3 - 872*y^4*z^3 + 3846*z^4 - 15808*y*z^4 + 14035*y^2*z^4 - 2958*y^3*z^4 - 3044*z^5 + 8468*y*z^5 - 3714*y^2*z^5 + 1121*z^6 - 1772*y*z^6 - 144*z^7)/(36*y*(-1 + z)^3*z*(-1 + y + z)*(y + z)^2))* Zeta[3] + G[1, y]*(((I/6)*Pi^3*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 6*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3))/(y*z*(y + z)^3) + (Pi^2*(-113*y^4 + 226*y^5 - 113*y^6 - 429*y^3*z + 982*y^4*z - 756*y^5*z + 131*y^6*z - 222*y^2*z^2 + 1548*y^3*z^2 - 1901*y^4*z^2 + 584*y^5*z^2 - 392*y*z^3 + 1228*y^2*z^3 - 2189*y^3*z^3 + 1086*y^4*z^3 - 99*z^4 + 1114*y*z^4 - 1701*y^2*z^4 + 1088*y^3*z^4 + 291*z^5 - 1058*y*z^5 + 695*y^2*z^5 - 288*z^6 + 336*y*z^6 + 96*z^7))/(216*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3) + ((-10*y^4 + 20*y^5 - 10*y^6 - 29*y^3*z + 56*y^4*z - 27*y^5*z - 12*y^2*z^2 + 32*y^3*z^2 - 18*y^4*z^2 - 7*y*z^3 + 5*y^2*z^3 + 8*y^3*z^3 + z^4 - 7*y*z^4 + 12*y^2*z^4 - z^5 + 3*y*z^5)*Zeta[3])/((-1 + y)*y^2*z*(y + z)^3))) + ((1249 - 2498*y + 1249*y^2 + 450*z - 450*y*z - 450*z^2)*Zeta[5])/ (45*(-1 + y)*y*z)) + (Nc*Nf^2*(((I/108)*Pi^3*(-1 + y))/(y*z) + ((I/648)*Pi*(-310 + 310*y + 9*z))/(y*z) + (-23125 + 23125*y + 9072*z)/ (34992*y*z) + (Pi^2*(1345*y^2 - 2690*y^3 + 1345*y^4 + 2690*y*z - 8070*y^2*z + 6905*y^3*z - 1561*y^4*z + 1345*z^2 - 7638*y*z^2 + 10904*y^2*z^2 - 4647*y^3*z^2 - 2690*z^3 + 6257*y*z^3 - 4395*y^2*z^3 + 1345*z^4 - 1309*y*z^4))/(7776*y*(-1 + z)*z* (-1 + y + z)*(y + z)^2) + (Pi^2*(y^3 - y^4 + 3*y^2*z - 3*y^3*z + 7*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[1, y])/(72*y*z*(y + z)^3) + (Pi^2*(1 - y)*G[1, z])/(54*y*z) + ((5*(-1 + y))/(27*y*z) + ((I/36)*Pi*(-1 + y))/(y*z))*G[0, 0, y] + (((I/36)*Pi*(-1 + y))/(y*z) + (40 - 40*y - 40*z + 49*y*z)/ (216*y*(-1 + z)*z))*G[0, 0, z] + (((-1/36*I)*Pi*(-1 + y))/(y*z) + (-20*y^2 + 40*y^3 - 20*y^4 - 22*y*z + 82*y^2*z - 63*y^3*z - 38*z^2 + 116*y*z^2 - 84*y^2*z^2 + 38*z^3 - 41*y*z^3)/(108*y*z*(-1 + y + z)* (y + z)^2))*G[1, 0, y] + G[1 - y, z]* ((Pi^2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 9*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3))/(216*y*z*(y + z)^3) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - 9*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[1, 0, y])/ (36*y*z*(y + z)^3)) + G[0, z]*((Pi^2*(-1 + y))/(48*y*z) - ((I/216)*Pi*(40 - 40*y - 40*z + 49*y*z))/(y*(-1 + z)*z) + (-46*y + 46*y^2 - 46*z + 38*y*z - 91*y^2*z + 46*z^2 - 37*y*z^2)/ (324*y*(-1 + z)*z*(y + z)) + ((1 - y)*G[0, 0, y])/(36*y*z) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 9*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[1, 0, y])/(36*y*z*(y + z)^3)) + (((-1/36*I)*Pi*(-1 + y))/(y*z) + (38*y^2 - 76*y^3 + 38*y^4 + 94*y*z - 246*y^2*z + 175*y^3*z - 20*y^4*z + 20*z^2 - 282*y*z^2 + 310*y^2*z^2 - 63*y^3*z^2 - 40*z^3 + 229*y*z^3 - 84*y^2*z^3 + 20*z^4 - 41*y*z^4)/(108*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))* G[1, 0, z] + G[0, y]*((((-5*I)/27)*Pi*(-1 + y))/(y*z) + (Pi^2*(-1 + y))/(48*y*z) + (92*y - 128*y^2 + 92*z - 245*y*z - 9*z^2)/ (648*y*z*(y + z)) + (((I/36)*Pi*(-1 + y))/(y*z) + (20*y^2 - 40*y^3 + 20*y^4 + 40*y*z - 100*y^2*z + 63*y^3*z + 20*z^2 - 116*y*z^2 + 84*y^2*z^2 - 20*z^3 + 41*y*z^3)/ (108*y*z*(-1 + y + z)*(y + z)^2))*G[0, z] + ((1 - y)*G[0, 0, z])/ (36*y*z) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 9*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[1 - y, 0, z])/(36*y*z*(y + z)^3)) + ((1 - y)*G[0, 0, 0, y])/(36*y*z) + ((1 - y)*G[0, 0, 0, z])/(36*y*z) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[0, 1, 0, y])/(12*y*z*(y + z)^3) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[0, 1, 0, z])/(12*y*z*(y + z)^3) + ((-1 + y)*G[1, 0, 0, y])/ (36*y*z) + ((-1 + y)*G[1, 0, 0, z])/(36*y*z) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z - 7*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)* G[1, 1, 0, y])/(12*y*z*(y + z)^3) + ((-1 + y)*G[1, 1, 0, z])/ (9*y*z) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - 9*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[1 - y, 1, 0, z])/(36*y*z*(y + z)^3) - (17*(-1 + y)*Zeta[3])/(162*y*z)) + Nc^2*Nf*((1001*Pi^4*(-1 + y))/(4320*y*z) + (3178535 - 3178535*y - 2064852*z)/(139968*y*z) - ((I/144)*Pi*(-2929 + 2929*y + 832*z))/(y*z) + ((I/1296)*Pi^3*(-1645*y^2 + 3290*y^3 - 1645*y^4 - 3290*y*z + 9870*y^2*z - 8621*y^3*z + 2293*y^4*z - 1645*z^2 + 8574*y*z^2 - 13304*y^2*z^2 + 6627*y^3*z^2 + 3290*z^3 - 6677*y*z^3 + 5727*y^2*z^3 - 1645*z^4 + 1393*y*z^4))/(y*(-1 + z)*z*(-1 + y + z)* (y + z)^2) + (Pi^2*(-212485*y^2 + 421406*y^3 - 208921*y^4 - 424970*y*z + 1275072*y^2*z - 1075169*y^3*z + 238891*y^4*z - 212485*z^2 + 1230198*y*z^2 - 1723262*y^2*z^2 + 713703*y^3*z^2 + 433232*z^3 - 1029323*y*z^3 + 690645*y^2*z^3 - 229009*z^4 + 224095*y*z^4 + 8262*z^5))/(23328*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2) + (Pi^2*(3*y^3 - 3*y^4 + 9*y^2*z - 9*y^3*z + 7*y*z^2 - 9*y^2*z^2 + 3*z^3 - 3*y*z^3)*G[0, 1, y])/(12*y*z*(y + z)^3) + (Pi^2*(2*y^3 - 2*y^4 + 6*y^2*z - 6*y^3*z + 9*y*z^2 - 6*y^2*z^2 + 2*z^3 - 2*y*z^3)*G[0, 1, z])/(9*y*z*(y + z)^3) + G[0, 1 - y, z]*((5*Pi^2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3))/(36*y*z*(y + z)^3) - (5*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[1, 0, y])/(6*y*z*(y + z)^3)) + G[0, 0, z]*((25*Pi^2*(-1 + y))/(72*y*z) - ((I/36)*Pi*(212 - 212*y - 212*z + 257*y*z))/(y*(-1 + z)*z) + (-200*y + 200*y^2 - 200*z + 289*y*z - 434*y^2*z + 197*z^2 - 323*y*z^2 + 3*z^3)/(36*y*(-1 + z)*z*(y + z)) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[1, 0, y])/(y*z*(y + z)^3)) + ((-35*Pi^2*(-1 + y))/(72*y*z) + ((I/18)*Pi*(-130*y^2 + 260*y^3 - 130*y^4 - 314*y*z + 834*y^2*z - 617*y^3*z + 76*y^4*z - 76*z^2 + 942*y*z^2 - 1082*y^2*z^2 + 249*y^3*z^2 + 152*z^3 - 779*y*z^3 + 324*y^2*z^3 - 76*z^4 + 151*y*z^4))/(y*(-1 + z)*z*(-1 + y + z)* (y + z)^2) + (-2731*y^2 + 5588*y^3 - 2857*y^4 - 6983*y*z + 18195*y^2*z - 13100*y^3*z + 1192*y^4*z - 1102*z^2 + 21093*y*z^2 - 23474*y^2*z^2 + 4182*y^3*z^2 + 2186*z^3 - 17447*y*z^3 + 6345*y^2*z^3 - 1066*z^4 + 3337*y*z^4 - 18*z^5)/ (216*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[1, 0, z] + (Pi^2*(-1 + y)*G[1, 1, y])/(6*y*z) + (Pi^2*(1 - y)*G[1, 1, z])/ (18*y*z) + (Pi^2*(-1 + y)*G[1, 1 - y, z])/(36*y*z) + (Pi^2*z*G[1 - y, 0, z])/(2*(y + z)^3) + G[0, 0, y]*((((-53*I)/9)*Pi*(-1 + y))/(y*z) + (25*Pi^2*(-1 + y))/ (72*y*z) + (100*y - 118*y^2 + 100*z - 181*y*z - 9*z^2)/ (18*y*z*(y + z)) - (2*(-1 + y)*G[0, 0, z])/(3*y*z) + ((1 - y)*G[1, 0, z])/(6*y*z) + ((-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3)* G[1 - y, 0, z])/(6*y*z*(y + z)^3)) + (Pi^2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z - y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[1 - y, 1, z])/(6*y*z*(y + z)^3) + (Pi^2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z - 15*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[1 - y, 1 - y, z])/(36*y*z*(y + z)^3) + (Pi^2*(y^3 - y^4 + 3*y^2*z - 3*y^3*z - 5*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[-y, 1 - y, z])/(6*y*z*(y + z)^3) + G[1, 0, y]*((Pi^2*(35*y^3 - 35*y^4 + 105*y^2*z - 105*y^3*z + 141*y*z^2 - 105*y^2*z^2 + 35*z^3 - 35*y*z^3))/ (72*y*z*(y + z)^3) + ((I/18)*Pi*(76*y^2 - 152*y^3 + 76*y^4 + 98*y*z - 326*y^2*z + 249*y^3*z + 130*z^2 - 412*y*z^2 + 324*y^2*z^2 - 130*z^3 + 151*y*z^3))/(y*z*(-1 + y + z)* (y + z)^2) + (1102*y^2 - 2294*y^3 + 1192*y^4 + 683*y*z - 4205*y^2*z + 4182*y^3*z + 2731*z^2 - 7774*y*z^2 + 6345*y^2*z^2 - 2713*z^3 + 3337*y*z^3 - 18*z^4)/(216*y*z*(-1 + y + z)*(y + z)^2) + ((-1 + y)*G[1, 0, z])/(6*y*z) + ((1 - y)*G[1, 1 - y, z])/(6*y*z) - (3*z*G[1 - y, 0, z])/(y + z)^3 + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z + 15*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[1 - y, 1 - y, z])/ (6*y*z*(y + z)^3) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - 5*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[-y, 0, z])/(y*z*(y + z)^3) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 5*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[-y, 1 - y, z])/(y*z*(y + z)^3)) + ((191*(-1 + y))/(36*y*z) + (((2*I)/3)*Pi*(-1 + y))/(y*z))* G[0, 0, 0, y] + ((((2*I)/3)*Pi*(-1 + y))/(y*z) + (191 - 191*y - 191*z + 227*y*z)/(36*y*(-1 + z)*z))*G[0, 0, 0, z] + ((I*Pi*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3))/(y*z*(y + z)^3) + (47*y^3 - 94*y^4 + 38*y^5 + 132*y^2*z - 331*y^3*z + 255*y^4*z - 29*y^5*z + 387*y*z^2 - 864*y^2*z^2 + 593*y^3*z^2 - 134*y^4*z^2 + 65*z^3 - 994*y*z^3 + 1019*y^2*z^3 - 282*y^3*z^3 - 130*z^4 + 708*y*z^4 - 278*y^2*z^4 + 65*z^5 - 101*y*z^5)/(36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + ((I*Pi*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3))/(y*z*(y + z)^3) + (65*y^3 - 130*y^4 + 65*y^5 + 222*y^2*z - 511*y^3*z + 327*y^4*z - 20*y^5*z + 441*y*z^2 - 1152*y^2*z^2 + 701*y^3*z^2 - 62*y^4*z^2 + 47*z^3 - 1102*y*z^3 + 1109*y^2*z^3 - 120*y^3*z^3 - 94*z^4 + 717*y*z^4 - 134*y^2*z^4 + 47*z^5 - 56*y*z^5)/(36*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1, 0, z] + ((((-5*I)/6)*Pi*(-1 + y))/(y*z) + (-161*y^2 + 322*y^3 - 161*y^4 - 214*y*z + 697*y^2*z - 525*y^3*z - 269*z^2 + 860*y*z^2 - 675*y^2*z^2 + 269*z^3 - 311*y*z^3)/(36*y*z*(-1 + y + z)* (y + z)^2))*G[1, 0, 0, y] + ((((-5*I)/6)*Pi*(-1 + y))/(y*z) + (269*y^2 - 538*y^3 + 269*y^4 + 646*y*z - 1722*y^2*z + 1261*y^3*z - 143*y^4*z + 161*z^2 - 1938*y*z^2 + 2200*y^2*z^2 - 471*y^3*z^2 - 322*z^3 + 1585*y*z^3 - 621*y^2*z^3 + 161*z^4 - 293*y*z^4)/ (36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[1, 0, 0, z] + (((-1/6*I)*Pi*(-5*y^3 + 5*y^4 - 15*y^2*z + 15*y^3*z - 51*y*z^2 + 15*y^2*z^2 - 5*z^3 + 5*y*z^3))/(y*z*(y + z)^3) + (-8*y^3 + 16*y^4 - 8*y^5 - 51*y^2*z + 127*y^3*z - 69*y^4*z - y^5*z + 222*y*z^2 + 12*y^2*z^2 - 266*y^3*z^2 + 26*y^4*z^2 + 28*z^3 - 392*y*z^3 - 128*y^2*z^3 + 120*y^3*z^3 - 56*z^4 + 105*y*z^4 + 158*y^2*z^4 + 28*z^5 + 65*y*z^5)/(36*y*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1, 1, 0, y] + G[-y, z]* (((-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 5*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[0, 1, 0, y])/(y*z*(y + z)^3) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 5*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[1, 1, 0, y])/(y*z*(y + z)^3)) + (((-2*I)*Pi*(-1 + y))/(y*z) + (23*y^2 - 46*y^3 + 20*y^4 + 52*y*z - 144*y^2*z + 115*y^3*z - 17*y^4*z + 17*z^2 - 156*y*z^2 + 205*y^2*z^2 - 63*y^3*z^2 - 34*z^3 + 139*y*z^3 - 81*y^2*z^3 + 17*z^4 - 35*y*z^4)/(6*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))* G[1, 1, 0, z] + (((I/6)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (-110*y^3 + 220*y^4 - 110*y^5 - 321*y^2*z + 907*y^3*z - 681*y^4*z + 101*y^5*z - 84*y*z^2 + 1236*y^2*z^2 - 1592*y^3*z^2 + 434*y^4*z^2 - 110*z^3 + 532*y*z^3 - 1562*y^2*z^3 + 768*y^3*z^3 + 220*z^4 - 651*y*z^4 + 638*y^2*z^4 - 110*z^5 + 203*y*z^5)/ (36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 0, z] - (2*(-1 + y)*G[0, 0, 0, 0, y])/(3*y*z) - (2*(-1 + y)*G[0, 0, 0, 0, z])/ (3*y*z) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z + 9*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[0, 0, 1, 0, y])/(3*y*z*(y + z)^3) - (2*(-2*y^3 + 2*y^4 - 6*y^2*z + 6*y^3*z + 3*y*z^2 + 6*y^2*z^2 - 2*z^3 + 2*y*z^3)*G[0, 0, 1, 0, z])/(3*y*z*(y + z)^3) + ((7*y^3 - 7*y^4 + 21*y^2*z - 21*y^3*z - 15*y*z^2 - 21*y^2*z^2 + 7*z^3 - 7*y*z^3)*G[0, 1, 0, 0, y])/(6*y*z*(y + z)^3) + ((7*y^3 - 7*y^4 + 21*y^2*z - 21*y^3*z - 15*y*z^2 - 21*y^2*z^2 + 7*z^3 - 7*y*z^3)*G[0, 1, 0, 0, z])/(6*y*z*(y + z)^3) + ((-3*y^3 + 3*y^4 - 9*y^2*z + 9*y^3*z - 7*y*z^2 + 9*y^2*z^2 - 3*z^3 + 3*y*z^3)*G[0, 1, 1, 0, y])/(2*y*z*(y + z)^3) + (2*(-2*y^3 + 2*y^4 - 6*y^2*z + 6*y^3*z - 9*y*z^2 + 6*y^2*z^2 - 2*z^3 + 2*y*z^3)*G[0, 1, 1, 0, z])/(3*y*z*(y + z)^3) - (5*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[0, 1 - y, 1, 0, z])/(6*y*z*(y + z)^3) + (2*(-1 + y)*G[1, 0, 0, 0, y])/(3*y*z) + (2*(-1 + y)*G[1, 0, 0, 0, z])/ (3*y*z) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - 27*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[1, 0, 1, 0, y])/(6*y*z*(y + z)^3) + (5*(-1 + y)*G[1, 0, 1, 0, z])/(6*y*z) + ((-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z - 57*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3)*G[1, 1, 0, 0, y])/(6*y*z*(y + z)^3) + (7*(-1 + y)*G[1, 1, 0, 0, z])/(3*y*z) + ((1 - y)*G[1, 1, 1, 0, y])/ (y*z) + ((-1 + y)*G[1, 1, 1, 0, z])/(3*y*z) + ((1 - y)*G[1, 1 - y, 1, 0, z])/(6*y*z) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - 2*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[1 - y, 0, 1, 0, z])/(y*z*(y + z)^3) + ((7*y^3 - 7*y^4 + 21*y^2*z - 21*y^3*z - 15*y*z^2 - 21*y^2*z^2 + 7*z^3 - 7*y*z^3)*G[1 - y, 1, 0, 0, z])/(6*y*z*(y + z)^3) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z + y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[1 - y, 1, 1, 0, z])/(y*z*(y + z)^3) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z + 15*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[1 - y, 1 - y, 1, 0, z])/(6*y*z*(y + z)^3) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 5*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)* G[-y, 0, 1, 0, z])/(y*z*(y + z)^3) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 5*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)* G[-y, 1 - y, 1, 0, z])/(y*z*(y + z)^3) + ((((41*I)/9)*Pi*(-1 + y))/(y*z) + (-2224*y^2 + 4448*y^3 - 2062*y^4 - 4448*y*z + 13344*y^2*z - 11525*y^3*z + 2305*y^4*z - 2224*z^2 + 14640*y*z^2 - 19736*y^2*z^2 + 7563*y^3*z^2 + 4448*z^3 - 13793*y*z^3 + 8859*y^2*z^3 - 2224*z^4 + 3601*y*z^4)/ (324*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*Zeta[3] + G[0, z]*((((-5*I)/72)*Pi^3*(-1 + y))/(y*z) + ((I/108)*Pi*(748*y - 748*y^2 + 748*z - 1163*y*z + 1450*y^2*z - 739*z^2 + 1117*y*z^2 - 9*z^3))/(y*(-1 + z)*z*(y + z)) + (419*y - 419*y^2 + 419*z + 380*y*z + 2246*y^2*z - 539*z^2 + 1028*y*z^2 + 120*z^3)/(144*y*(-1 + z)*z*(y + z)) + (Pi^2*(4355*y^2 - 8710*y^3 + 4355*y^4 + 8710*y*z - 26130*y^2*z + 22612*y^3*z - 5300*y^4*z + 4355*z^2 - 25482*y*z^2 + 36190*y^2*z^2 - 15792*y^3*z^2 - 8710*z^3 + 21640*y*z^3 - 15360*y^2*z^3 + 4355*z^4 - 4868*y*z^4))/(1296*y*(-1 + z)*z* (-1 + y + z)*(y + z)^2) + (Pi^2*(y^3 - y^4 + 3*y^2*z - 3*y^3*z + 9*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[1, y])/(12*y*z*(y + z)^3) + ((((2*I)/3)*Pi*(-1 + y))/(y*z) + (-191*y^2 + 382*y^3 - 191*y^4 - 382*y*z + 1146*y^2*z - 988*y^3*z + 182*y^4*z - 191*z^2 + 1362*y*z^2 - 1702*y^2*z^2 + 588*y^3*z^2 + 382*z^3 - 1312*y*z^3 + 738*y^2*z^3 - 191*z^4 + 332*y*z^4)/(36*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2))*G[0, 0, y] + (((-I)*Pi*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3))/(y*z*(y + z)^3) + (131*y^3 - 262*y^4 + 131*y^5 + 366*y^2*z - 1057*y^3*z + 831*y^4*z - 122*y^5*z + 147*y*z^2 - 1488*y^2*z^2 + 1937*y^3*z^2 - 542*y^4*z^2 + 149*z^3 - 754*y*z^3 + 1961*y^2*z^3 - 984*y^3*z^3 - 298*z^4 + 873*y*z^4 - 830*y^2*z^4 + 149*z^5 - 266*y*z^5)/(36*y*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1, 0, y] - (2*(-1 + y)*G[0, 0, 0, y])/(3*y*z) - (2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[0, 1, 0, y])/(3*y*z*(y + z)^3) + ((-5*y^3 + 5*y^4 - 15*y^2*z + 15*y^3*z + 21*y*z^2 + 15*y^2*z^2 - 5*z^3 + 5*y*z^3)*G[1, 0, 0, y])/(6*y*z*(y + z)^3) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z - 9*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[1, 1, 0, y])/(2*y*z*(y + z)^3) - (34*(-1 + y)*Zeta[3])/ (9*y*z)) + G[0, y]*((((-5*I)/72)*Pi^3*(-1 + y))/(y*z) + ((I/54)*Pi*(-374*y + 428*y^2 - 374*z + 617*y*z + 27*z^2))/ (y*z*(y + z)) + (419*y - 1102*y^2 + 683*y^3 + 419*z - 3170*y*z + 2733*y^2*z - 730*z^2 + 712*y*z^2)/(144*(-1 + y)*y*z*(y + z)) + (Pi^2*(4355*y^2 - 8710*y^3 + 4301*y^4 + 8710*y*z - 26130*y^2*z + 21883*y^3*z - 4463*y^4*z + 4355*z^2 - 25482*y*z^2 + 34894*y^2*z^2 - 13497*y^3*z^2 - 8710*z^3 + 21019*y*z^3 - 13281*y^2*z^3 + 4355*z^4 - 4247*y*z^4))/(1296*y*(-1 + z)*z* (-1 + y + z)*(y + z)^2) + ((25*Pi^2*(-1 + y))/(72*y*z) - ((I/36)*Pi*(-212*y^2 + 424*y^3 - 212*y^4 - 424*y*z + 1272*y^2*z - 1093*y^3*z + 203*y^4*z - 212*z^2 + 1488*y*z^2 - 1870*y^2*z^2 + 651*y^3*z^2 + 424*z^3 - 1417*y*z^3 + 801*y^2*z^3 - 212*z^4 + 353*y*z^4))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (400*y^2 - 860*y^3 + 460*y^4 + 800*y*z - 2532*y^2*z + 2478*y^3*z - 496*y^4*z + 400*z^2 - 3516*y*z^2 + 4507*y^2*z^2 - 1690*y^3*z^2 - 794*z^3 + 3927*y*z^3 - 2411*y^2*z^3 + 388*z^4 - 1211*y*z^4 + 6*z^5)/(72*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[0, z] + (Pi^2*(1 - y)*G[1, z])/(12*y*z) + (Pi^2*z*G[1 - y, z])/ (2*(y + z)^3) + ((((2*I)/3)*Pi*(-1 + y))/(y*z) + (-191*y^2 + 382*y^3 - 191*y^4 - 382*y*z + 1146*y^2*z - 979*y^3*z + 173*y^4*z - 191*z^2 + 1362*y*z^2 - 1684*y^2*z^2 + 561*y^3*z^2 + 382*z^3 - 1303*y*z^3 + 711*y^2*z^3 - 191*z^4 + 323*y*z^4)/ (36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[0, 0, z] + (((I/6)*Pi*(-1 + y))/(y*z) + (13*y^2 - 26*y^3 + 16*y^4 + 32*y*z - 84*y^2*z + 64*y^3*z - 10*y^4*z + 7*z^2 - 96*y*z^2 + 105*y^2*z^2 - 26*y^3*z^2 - 14*z^3 + 76*y*z^3 - 28*y^2*z^3 + 7*z^4 - 12*y*z^4)/(12*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))* G[1, 0, z] + (((-1/6*I)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (110*y^3 - 220*y^4 + 110*y^5 + 321*y^2*z - 907*y^3*z + 681*y^4*z - 101*y^5*z + 84*y*z^2 - 1236*y^2*z^2 + 1592*y^3*z^2 - 434*y^4*z^2 + 110*z^3 - 532*y*z^3 + 1562*y^2*z^3 - 768*y^3*z^3 - 220*z^4 + 651*y*z^4 - 638*y^2*z^4 + 110*z^5 - 203*y*z^5)/ (36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, z] - (2*(-1 + y)*G[0, 0, 0, z])/(3*y*z) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z + y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[0, 1, 0, z])/(2*y*z*(y + z)^3) + (5*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z + 3*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[0, 1 - y, 0, z])/(6*y*z*(y + z)^3) + ((1 - y)*G[1, 0, 0, z])/(3*y*z) + ((-1 + y)*G[1, 1, 0, z])/(3*y*z) + ((-1 + y)*G[1, 1 - y, 0, z])/(6*y*z) + ((-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3)*G[1 - y, 0, 0, z])/(6*y*z*(y + z)^3) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - 3*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[1 - y, 1, 0, z])/(6*y*z*(y + z)^3) + ((-y^3 + y^4 - 3*y^2*z + 3*y^3*z - 15*y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*G[1 - y, 1 - y, 0, z])/(6*y*z*(y + z)^3) + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - 5*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[-y, 1 - y, 0, z])/(y*z*(y + z)^3) - (34*(-1 + y)*Zeta[3])/ (9*y*z)) + G[1, z]*(((I/3)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-23*y^2 + 46*y^3 - 20*y^4 - 52*y*z + 144*y^2*z - 115*y^3*z + 17*y^4*z - 17*z^2 + 156*y*z^2 - 205*y^2*z^2 + 63*y^3*z^2 + 34*z^3 - 139*y*z^3 + 81*y^2*z^3 - 17*z^4 + 35*y*z^4))/ (36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + ((-1 + y)*G[0, 1, 0, y])/ (6*y*z) + ((1 - y)*G[1, 1, 0, y])/(6*y*z) + ((-1 + y)*Zeta[3])/ (2*y*z)) + G[1 - y, z]*(((-1/36*I)*Pi^3*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/ (y*z*(y + z)^3) + (Pi^2*(110*y^3 - 220*y^4 + 110*y^5 + 321*y^2*z - 907*y^3*z + 681*y^4*z - 101*y^5*z + 84*y*z^2 - 1236*y^2*z^2 + 1592*y^3*z^2 - 434*y^4*z^2 + 110*z^3 - 532*y*z^3 + 1562*y^2*z^3 - 768*y^3*z^3 - 220*z^4 + 651*y*z^4 - 638*y^2*z^4 + 110*z^5 - 203*y*z^5))/(216*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (((I/6)*Pi*(-7*y^3 + 7*y^4 - 21*y^2*z + 21*y^3*z + 15*y*z^2 + 21*y^2*z^2 - 7*z^3 + 7*y*z^3))/(y*z*(y + z)^3) + (-110*y^3 + 220*y^4 - 110*y^5 - 321*y^2*z + 907*y^3*z - 681*y^4*z + 101*y^5*z - 84*y*z^2 + 1236*y^2*z^2 - 1592*y^3*z^2 + 434*y^4*z^2 - 110*z^3 + 532*y*z^3 - 1562*y^2*z^3 + 768*y^3*z^3 + 220*z^4 - 651*y*z^4 + 638*y^2*z^4 - 110*z^5 + 203*y*z^5)/ (36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 0, y] + ((y^3 - y^4 + 3*y^2*z - 3*y^3*z - 2*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)* G[0, 1, 0, y])/(y*z*(y + z)^3) + ((7*y^3 - 7*y^4 + 21*y^2*z - 21*y^3*z - 15*y*z^2 - 21*y^2*z^2 + 7*z^3 - 7*y*z^3)*G[1, 0, 0, y])/(6*y*z*(y + z)^3) - (7*(-1 + y)*G[1, 1, 0, y])/(6*y*z) + (2*(-y^3 + y^4 - 3*y^2*z + 3*y^3*z - y*z^2 + 3*y^2*z^2 - z^3 + y*z^3)*Zeta[3])/(y*z*(y + z)^3)) + G[1, y]*(((I/36)*Pi^3*(-5*y^3 + 5*y^4 - 15*y^2*z + 15*y^3*z - 51*y*z^2 + 15*y^2*z^2 - 5*z^3 + 5*y*z^3))/(y*z*(y + z)^3) + (Pi^2*(8*y^3 - 16*y^4 + 8*y^5 + 51*y^2*z - 127*y^3*z + 69*y^4*z + y^5*z - 222*y*z^2 - 12*y^2*z^2 + 266*y^3*z^2 - 26*y^4*z^2 - 28*z^3 + 392*y*z^3 + 128*y^2*z^3 - 120*y^3*z^3 + 56*z^4 - 105*y*z^4 - 158*y^2*z^4 - 28*z^5 - 65*y*z^5))/ (216*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-1 + y)*G[1, z])/ (36*y*z) + (7*Pi^2*(-1 + y)*G[1 - y, z])/(36*y*z) + (Pi^2*(y^3 - y^4 + 3*y^2*z - 3*y^3*z - 5*y*z^2 - 3*y^2*z^2 + z^3 - y*z^3)*G[-y, z])/(6*y*z*(y + z)^3) + ((-5*y^3 + 5*y^4 - 15*y^2*z + 15*y^3*z - 7*y*z^2 + 15*y^2*z^2 - 5*z^3 + 5*y*z^3)*Zeta[3])/(2*y*z*(y + z)^3))) + Nc^3*((((-1697*I)/2160)*Pi^5*(-1 + y))/(y*z) + ((I/5184)*Pi*(-158005 + 158005*y + 29232*z))/(y*z) + (19*(-429559 + 429559*y + 229149*z))/(139968*y*z) + (Pi^4*(-3843 + 11421*y - 11340*y^2 + 3762*y^3 + 15372*z - 41417*y*z + 37292*y^2*z - 11271*y^3*z - 23058*z^2 + 55725*y*z^2 - 43875*y^2*z^2 + 11280*y^3*z^2 + 15372*z^3 - 32931*y*z^3 + 21282*y^2*z^3 - 3795*y^3*z^3 - 3843*z^4 + 7202*y*z^4 - 3335*y^2*z^4))/(720*(-1 + y)*y*(-1 + z)^3*z*(-1 + y + z)) + ((I/2592)*Pi^3*(-28009*y^2 + 55370*y^3 - 27361*y^4 - 56018*y*z + 174534*y^2*z - 135365*y^3*z + 23149*y^4*z - 28009*z^2 + 188142*y*z^2 - 233828*y^2*z^2 + 71571*y^3*z^2 + 61850*z^3 - 172625*y*z^3 + 83091*y^2*z^3 - 39673*z^4 + 40501*y*z^4 + 5832*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-112253*y^2 + 221266*y^3 - 109013*y^4 - 224506*y*z + 888411*y^2*z - 641644*y^3*z + 9707*y^4*z - 112253*z^2 + 1183980*y*z^2 - 1514650*y^2*z^2 + 221766*y^3*z^2 + 381727*z^3 - 1543822*y*z^3 + 639186*y^2*z^3 - 426695*z^4 + 584348*y*z^4 + 157221*z^5))/(23328*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + ((((91*I)/12)*Pi*(-1 + y))/(y*z) - (433*Pi^2*(-1 + y))/(24*y*z) + (428 - 428*y + 99*z)/(18*y*z))*G[0, 0, 0, y] + ((-433*Pi^2*(-1 + y))/(24*y*z) + ((I/12)*Pi*(91 - 91*y - 91*z + 550*y*z))/(y*(-1 + z)*z) + (-1712 + 1712*y + 1622*z + 1717*y*z + 90*z^2)/(72*y*(-1 + z)*z))*G[0, 0, 0, z] - (37*Pi^2*(-1 + y)*G[0, 0, 1, y])/(12*y*z) - (4*Pi^2*(-1 + y)*G[0, 0, 1, z])/(3*y*z) - (29*Pi^2*(-1 + y)*G[0, 0, 1 - y, z])/(12*y*z) + ((29*Pi^2*(-1 + y))/(4*y*z) - ((I/4)*Pi*(-13*y^3 + 50*y^4 - 31*y^5 - 21*y^2*z + 158*y^3*z - 216*y^4*z + 49*y^5*z + 45*y*z^2 + 108*y^2*z^2 - 457*y^3*z^2 + 220*y^4*z^2 - 13*z^3 - 40*y*z^3 - 337*y^2*z^3 + 366*y^3*z^3 + 26*z^4 - 78*y*z^4 + 268*y^2*z^4 - 13*z^5 + 73*y*z^5))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (-1066*y^3 + 1646*y^4 - 652*y^5 - 4233*y^2*z + 7889*y^3*z - 3030*y^4*z + 184*y^5*z - 5628*y*z^2 + 16104*y^2*z^2 - 7270*y^3*z^2 - 20*y^4*z^2 - 1543*z^3 + 13775*y*z^3 - 11131*y^2*z^3 - 957*y^3*z^3 + 2996*z^4 - 7602*y*z^4 - 1208*y^2*z^4 - 1363*z^5 - 545*y*z^5 - 90*z^6)/ (72*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + ((95*Pi^2*(-1 + y))/(12*y*z) - ((I/4)*Pi*(-13*y^3 + 26*y^4 - 13*y^5 - 21*y^2*z + 86*y^3*z - 156*y^4*z + 67*y^5*z + 45*y*z^2 + 36*y^2*z^2 - 385*y^3*z^2 + 292*y^4*z^2 - 13*z^3 - 64*y*z^3 - 301*y^2*z^3 + 474*y^3*z^3 + 26*z^4 - 72*y*z^4 + 340*y^2*z^4 - 13*z^5 + 91*y*z^5))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (1219*y^3 - 2348*y^4 + 1129*y^5 + 4782*y^2*z - 11790*y^3*z + 7007*y^4*z - 809*y^5*z + 5871*y*z^2 - 24414*y^2*z^2 + 20361*y^3*z^2 - 2551*y^4*z^2 - 356*y^5*z^2 + 1390*z^3 - 21068*y*z^3 + 32923*y^2*z^3 - 5665*y^3*z^3 - 2216*y^4*z^3 - 4260*z^4 + 23690*y*z^4 - 10067*y^2*z^4 - 4233*y^3*z^4 + 4332*z^5 - 7588*y*z^5 - 3260*y^2*z^5 - 1444*z^6 - 905*y*z^6 - 18*z^7)/ (72*y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, z] + (19*Pi^2*(-1 + y)*G[0, 1, 1, y])/(12*y*z) + (Pi^2*(-1 + y)*G[0, 1, 1, z])/(3*y*z) + (7*Pi^2*(-1 + y)*G[0, 1, 1 - y, z])/(12*y*z) - (7*Pi^2*(-1 + y)*G[0, 1 - y, 0, z])/(6*y*z) + (Pi^2*(1 - y)*G[0, 1 - y, 1, z])/(2*y*z) + (7*Pi^2*(-1 + y)*G[0, 1 - y, 1 - y, z])/(6*y*z) + (5*Pi^2*(-1 + y)*G[0, -y, 1 - y, z])/(6*y*z) + ((145*Pi^2*(-1 + y))/(12*y*z) - ((I/12)*Pi*(53 - 106*y + 53*y^2 - 53*z + 161*y*z))/(y*z*(-1 + y + z)) + (673*y^2 - 1400*y^3 + 727*y^4 + 1211*y*z - 3428*y^2*z + 1800*y^3*z + 1132*z^2 - 3682*y*z^2 + 1644*y^2*z^2 - 1060*z^3 + 499*y*z^3 - 72*z^4)/(36*y*z*(-1 + y + z)*(y + z)^2))*G[1, 0, 0, y] + ((73*Pi^2*(-1 + y))/(6*y*z) - ((I/12)*Pi*(-53 + 106*y - 53*y^2 + 106*z - 375*y*z + 161*y^2*z - 53*z^2 + 269*y*z^2))/ (y*(-1 + z)*z*(-1 + y + z)) + (1132*y^2 - 2228*y^3 + 1096*y^4 + 2399*y*z - 7933*y^2*z + 6328*y^3*z - 1337*y^4*z + 673*z^2 - 9290*y*z^2 + 13007*y^2*z^2 - 4298*y^3*z^2 + 259*y^4*z^2 - 1803*z^3 + 10928*y*z^3 - 5960*y^2*z^3 + 234*y^3*z^3 + 1371*z^4 - 3618*y*z^4 - 228*y^2*z^4 - 25*z^5 - 419*y*z^5 - 216*z^6)/ (36*y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^2))*G[1, 0, 0, z] + (23*Pi^2*(-1 + y)*G[1, 0, 1, y])/(12*y*z) + (Pi^2*(-1 + y)*G[1, 0, 1, z])/(3*y*z) + (3*Pi^2*(-1 + y)*G[1, 0, 1 - y, z])/(4*y*z) + ((-41*Pi^2*(-1 + y))/(12*y*z) + ((I/12)*Pi*(-55*y^3 + 110*y^4 - 55*y^5 - 219*y^2*z + 494*y^3*z - 420*y^4*z + 109*y^5*z - 417*y*z^2 + 1020*y^2*z^2 - 1039*y^3*z^2 + 472*y^4*z^2 - 55*z^3 + 944*y*z^3 - 1291*y^2*z^3 + 762*y^3*z^3 + 110*z^4 - 672*y*z^4 + 544*y^2*z^4 - 55*z^5 + 145*y*z^5))/(y*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (161*y^3 - 358*y^4 + 197*y^5 - 12*y^2*z - 649*y^3*z + 339*y^4*z + 37*y^5*z - 786*y*z^2 + 1074*y^2*z^2 - 1048*y^3*z^2 + 721*y^4*z^2 - 154*z^3 + 2582*y*z^3 - 3685*y^2*z^3 + 2238*y^3*z^3 + 758*z^4 - 3495*y*z^4 + 2857*y^2*z^4 - 1000*z^5 + 1699*y*z^5 + 396*z^6)/(36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + G[0, -y, z]*((-5*(-1 + y)*G[0, 1, 0, y])/(y*z) - (5*(-1 + y)*G[1, 1, 0, y])/(y*z)) + G[1 - y, -y, z]* ((-4*(-1 + y)*G[0, 1, 0, y])/(y*z) - (4*(-1 + y)*G[1, 1, 0, y])/ (y*z)) + G[-y, 0, z]*((-4*(-1 + y)*G[0, 1, 0, y])/(y*z) + (6*(-1 + y)*G[1, 0, 0, y])/(y*z) - (3*(-1 + y)*G[1, 1, 0, y])/ (y*z)) + G[-y, -y, z]*((8*(-1 + y)*G[0, 1, 0, y])/(y*z) + (8*(-1 + y)*G[1, 1, 0, y])/(y*z)) + ((Pi^2*(-1 + y))/(3*y*z) + (I*Pi*(-11 + 10*y - 2*y^2 + 22*z - 21*y*z + 11*y^2*z - 11*z^2 + 11*y*z^2))/(y*(-1 + z)*z*(-1 + y + z)) + (-623*y^2 + 742*y^3 - 191*y^4 - 1291*y*z + 2613*y^2*z - 1702*y^3*z + 542*y^4*z - 470*z^2 + 2991*y*z^2 - 3220*y^2*z^2 + 1662*y^3*z^2 + 724*z^3 - 1945*y*z^3 + 1581*y^2*z^3 - 38*z^4 + 245*y*z^4 - 216*z^5)/(36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[1, 1, 0, z] - (2*Pi^2*(-1 + y)*G[1, 1, 1, y])/(3*y*z) + (2*Pi^2*(-1 + y)*G[1, 1, 1, z])/(3*y*z) + (Pi^2*(1 - y)*G[1, 1, 1 - y, z])/(3*y*z) + (3*Pi^2*(-1 + y)*G[1, 1 - y, 0, z])/(4*y*z) + (Pi^2*(1 - y)*G[1, 1 - y, 1, z])/(6*y*z) - (2*Pi^2*(-1 + y)*G[1, 1 - y, 1 - y, z])/(3*y*z) + (Pi^2*(1 - y)*G[1 - y, 0, 0, z])/(12*y*z) + (Pi^2*(1 - y)*G[1 - y, 0, 1, z])/(2*y*z) + (2*Pi^2*(-1 + y)*G[1 - y, 0, 1 - y, z])/(3*y*z) + ((-14*Pi^2*(-1 + y))/(3*y*z) - ((I/12)*Pi*(-77*y^3 + 154*y^4 - 77*y^5 - 177*y^2*z + 562*y^3*z - 372*y^4*z + 23*y^5*z + 21*y*z^2 + 564*y^2*z^2 - 677*y^3*z^2 + 56*y^4*z^2 - 77*z^3 + 112*y*z^3 - 425*y^2*z^3 + 30*y^3*z^3 + 154*z^4 - 120*y*z^4 - 16*y^2*z^4 - 77*z^5 - 13*y*z^5))/(y*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (631*y^3 - 1298*y^4 + 667*y^5 + 1353*y^2*z - 4472*y^3*z + 3321*y^4*z - 433*y^5*z + 732*y*z^2 - 5052*y^2*z^2 + 5710*y^3*z^2 - 1321*y^4*z^2 + 469*z^3 - 1961*y*z^3 + 3640*y^2*z^3 - 1167*y^3*z^3 - 542*z^4 + 261*y*z^4 + 293*y^2*z^4 - 323*z^5 + 968*y*z^5 + 396*z^6)/(36*y*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1 - y, 1, 0, z] + (Pi^2*(1 - y)*G[1 - y, 1, 1, z])/ (6*y*z) + (Pi^2*(1 - y)*G[1 - y, 1, 1 - y, z])/(6*y*z) + (Pi^2*(-1 + y)*G[1 - y, 1 - y, 0, z])/(6*y*z) + (Pi^2*(-1 + y)*G[1 - y, 1 - y, 1, z])/(3*y*z) + (Pi^2*(1 - y)*G[1 - y, 1 - y, 1 - y, z])/(6*y*z) + (2*Pi^2*(-1 + y)*G[1 - y, -y, 1 - y, z])/(3*y*z) + (Pi^2*(-1 + y)*G[-y, 0, 1, z])/(3*y*z) + (5*Pi^2*(-1 + y)*G[-y, 0, 1 - y, z])/(6*y*z) + (Pi^2*(-1 + y)*G[-y, 1 - y, 0, z])/(2*y*z) + (Pi^2*(-1 + y)*G[-y, 1 - y, 1, z])/(3*y*z) + (Pi^2*(1 - y)*G[-y, 1 - y, 1 - y, z])/(3*y*z) - (4*Pi^2*(-1 + y)*G[-y, -y, 1 - y, z])/(3*y*z) + ((-37*(-1 + y))/(12*y*z) - ((33*I)*Pi*(-1 + y))/(y*z))* G[0, 0, 0, 0, y] + (((-33*I)*Pi*(-1 + y))/(y*z) + (-37 + 37*y + 37*z - 469*y*z)/(12*y*(-1 + z)*z))*G[0, 0, 0, 0, z] + ((((51*I)/2)*Pi*(-1 + y))/(y*z) + (67*y^4 - 273*y^5 + 327*y^6 - 121*y^7 + 165*y^3*z - 893*y^4*z + 1580*y^5*z - 1021*y^6*z + 175*y^7*z + 123*y^2*z^2 - 963*y^3*z^2 + 2665*y^4*z^2 - 2615*y^5*z^2 + 802*y^6*z^2 - 95*y*z^3 - 33*y^2*z^3 + 1569*y^3*z^3 - 2749*y^4*z^3 + 1308*y^5*z^3 - 54*z^4 + 484*y*z^4 - 466*y^2*z^4 - 778*y^3*z^4 + 802*y^4*z^4 + 174*z^5 - 737*y*z^5 + 604*y^2*z^5 - 47*y^3*z^5 - 180*z^6 + 408*y*z^6 - 228*y^2*z^6 + 60*z^7 - 60*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, 0, 1, 0, y] + ((((39*I)/2)*Pi*(-1 + y))/(y*z) + (-43*y^4 + 86*y^5 - 43*y^6 - 129*y^3*z + 418*y^4*z - 658*y^5*z + 279*y^6*z - 39*y^2*z^2 + 714*y^3*z^2 - 1986*y^4*z^2 + 1908*y^5*z^2 - 435*y^6*z^2 - 205*y*z^3 + 566*y^2*z^3 - 2428*y^3*z^3 + 4330*y^4*z^3 - 2216*y^5*z^3 + 205*y^6*z^3 - 54*z^4 + 1060*y*z^4 - 2059*y^2*z^4 + 4440*y^3*z^4 - 4213*y^4*z^4 + 898*y^5*z^4 + 282*z^5 - 2178*y*z^5 + 3171*y^2*z^5 - 3849*y^3*z^5 + 1512*y^4*z^5 - 582*z^6 + 2224*y*z^6 - 2246*y^2*z^6 + 1258*y^3*z^6 + 594*z^7 - 1129*y*z^7 + 607*y^2*z^7 - 300*z^8 + 228*y*z^8 + 60*z^9)/(12*y^2*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3))* G[0, 0, 1, 0, z] + (((21*I)*Pi*(-1 + y))/(y*z) + (16*y^3 - 84*y^4 + 111*y^5 - 43*y^6 + 21*y^2*z - 230*y^3*z + 506*y^4*z - 361*y^5*z + 61*y^6*z - 78*y*z^2 - 42*y^2*z^2 + 742*y^3*z^2 - 914*y^4*z^2 + 286*y^5*z^2 + 16*z^3 + 72*y*z^3 + 354*y^2*z^3 - 934*y^3*z^3 + 492*y^4*z^3 - 32*z^4 + 122*y*z^4 - 454*y^2*z^4 + 370*y^3*z^4 + 16*z^5 - 116*y*z^5 + 103*y^2*z^5)/ (6*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, 0, y] + (((21*I)*Pi*(-1 + y))/(y*z) + (-16*y^3 + 32*y^4 - 16*y^5 - 21*y^2*z + 133*y^3*z - 325*y^4*z + 171*y^5*z + 78*y*z^2 + 54*y^2*z^2 - 894*y^3*z^2 + 1152*y^4*z^2 - 291*y^5*z^2 - 16*z^3 - 280*y*z^3 - 595*y^2*z^3 + 2413*y^3*z^3 - 1442*y^4*z^3 + 133*y^5*z^3 + 64*z^4 + 191*y*z^4 + 1794*y^2*z^4 - 2569*y^3*z^4 + 574*y^4*z^4 - 96*z^5 + 327*y*z^5 - 1893*y^2*z^5 + 924*y^3*z^5 + 64*z^6 - 491*y*z^6 + 658*y^2*z^6 - 16*z^7 + 175*y*z^7)/(6*y*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, 0, z] + (((-12*I)*Pi*(-1 + y))/(y*z) + (21*y^4 - 58*y^5 + 33*y^6 + 78*y^3*z - 227*y^4*z + 237*y^5*z - 60*y^6*z + 103*y^2*z^2 - 380*y^3*z^2 + 561*y^4*z^2 - 260*y^5*z^2 + 75*y*z^3 - 372*y^2*z^3 + 643*y^3*z^3 - 436*y^4*z^3 + 18*z^4 - 230*y*z^4 + 457*y^2*z^4 - 368*y^3*z^4 - 58*z^5 + 231*y*z^5 - 188*y^2*z^5 + 60*z^6 - 76*y*z^6 - 20*z^7)/(4*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1, 1, 0, y] + (((-6*I)*Pi*(-1 + y))/(y*z) + (71*y^3 - 82*y^4 + 26*y^5 + 222*y^2*z - 397*y^3*z + 216*y^4*z - 44*y^5*z + 255*y*z^2 - 732*y^2*z^2 + 572*y^3*z^2 - 188*y^4*z^2 + 71*z^3 - 592*y*z^3 + 704*y^2*z^3 - 300*y^3*z^3 - 142*z^4 + 393*y*z^4 - 212*y^2*z^4 + 71*z^5 - 56*y*z^5)/(6*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 1, 0, z] + (((-12*I)*Pi*(-1 + y))/(y*z) + (-55*y^4 + 110*y^5 - 55*y^6 - 174*y^3*z + 437*y^4*z - 189*y^5*z - 26*y^6*z - 117*y^2*z^2 + 660*y^3*z^2 - 337*y^4*z^2 - 164*y^5*z^2 - 217*y*z^3 + 668*y^2*z^3 - 487*y^3*z^3 - 288*y^4*z^3 - 54*z^4 + 674*y*z^4 - 789*y^2*z^4 - 80*y^3*z^4 + 174*z^5 - 685*y*z^5 + 238*y^2*z^5 - 180*z^6 + 228*y*z^6 + 60*z^7)/(12*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1 - y, 1, 0, z] + ((((51*I)/2)*Pi*(-1 + y))/(y*z) + (14 - 28*y + 14*y^2 - 14*z + 65*y*z)/ (6*y*z*(-1 + y + z)))*G[1, 0, 0, 0, y] + ((((51*I)/2)*Pi*(-1 + y))/(y*z) + (-14 + 28*y - 14*y^2 + 28*z - 174*y*z + 95*y^2*z - 14*z^2 + 146*y*z^2)/(6*y*(-1 + z)*z* (-1 + y + z)))*G[1, 0, 0, 0, z] + (((-18*I)*Pi*(-1 + y))/(y*z) + (61*y^4 - 146*y^5 + 79*y^6 + 162*y^3*z - 551*y^4*z + 591*y^5*z - 124*y^6*z + 195*y^2*z^2 - 756*y^3*z^2 + 1303*y^4*z^2 - 580*y^5*z^2 - 137*y*z^3 - 212*y^2*z^3 + 1093*y^3*z^3 - 948*y^4*z^3 - 66*z^4 + 490*y*z^4 - 99*y^2*z^4 - 544*y^3*z^4 + 186*z^5 - 581*y*z^5 + 116*y^2*z^5 - 180*z^6 + 228*y*z^6 + 60*z^7)/ (12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 0, 1, 0, y] + (((-9*I)*Pi*(-1 + y))/(y*z) + (-25*y + 38*y^2 - 16*y^3 - 15*z + 37*y*z - 25*y^2*z + 30*z^2 - 12*y*z^2 - 15*z^3)/ (3*y^2*z*(-1 + y + z)))*G[1, 0, 1, 0, z] + (((-15*I)*Pi*(-1 + y))/(y*z) + (77*y^3 - 154*y^4 + 77*y^5 + 285*y^2*z - 670*y^3*z + 570*y^4*z - 113*y^5*z + 483*y*z^2 - 1284*y^2*z^2 + 1379*y^3*z^2 - 524*y^4*z^2 + 77*z^3 - 1120*y*z^3 + 1631*y^2*z^3 - 894*y^3*z^3 - 154*z^4 + 822*y*z^4 - 668*y^2*z^4 + 77*z^5 - 185*y*z^5)/(12*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, 0, y] + G[-y, z]*((Pi^2*(1 - y)*G[0, 1, y])/(6*y*z) + (Pi^2*(-1 + y)*G[1, 0, y])/(2*y*z) + (((6*I)*Pi*(-1 + y))/(y*z) + (4*y^4 - 2*y^6 + 15*y^3*z - 9*y^4*z - 6*y^5*z + 41*y^2*z^2 - 39*y^3*z^2 - 14*y^4*z^2 - 23*y*z^3 + 13*y^2*z^3 - 36*y^3*z^3 - 9*z^4 + 63*y*z^4 - 54*y^2*z^4 + 20*z^5 - 38*y*z^5 - 10*z^6)/ (2*y^2*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (((6*I)*Pi*(-1 + y))/(y*z) + (4*y^4 - 2*y^6 + 15*y^3*z - 9*y^4*z - 6*y^5*z + 41*y^2*z^2 - 39*y^3*z^2 - 14*y^4*z^2 - 23*y*z^3 + 13*y^2*z^3 - 36*y^3*z^3 - 9*z^4 + 63*y*z^4 - 54*y^2*z^4 + 20*z^5 - 38*y*z^5 - 10*z^6)/(2*y^2*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, y] + (2*(-1 + y)*G[0, 0, 1, 0, y])/(y*z) - (6*(-1 + y)*G[0, 1, 0, 0, y])/(y*z) + ((-1 + y)*G[0, 1, 1, 0, y])/ (y*z) - (5*(-1 + y)*G[1, 0, 1, 0, y])/(y*z) - (6*(-1 + y)*G[1, 1, 0, 0, y])/(y*z)) + (((-6*I)*Pi*(-1 + y))/(y*z) + (77*y - 106*y^2 + 41*y^3 + 30*z - 178*y*z + 204*y^2*z - 86*y^3*z - 90*z^2 + 125*y*z^2 - 98*y^2*z^2 + 90*z^3 - 24*y*z^3 - 30*z^4)/(6*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 1, 0, 0, z] + (((6*I)*Pi*(-1 + y))/(y*z) + (-19*y + 38*y^2 - 19*y^3 + 20*z + 22*y*z - 101*y^2*z + 43*y^3*z - 60*z^2 + 13*y*z^2 + 63*y^2*z^2 + 60*z^3 - 16*y*z^3 - 20*z^4)/ (4*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 1, 1, 0, y] + (((6*I)*Pi*(-1 + y))/(y*z) + (-25*y + 50*y^2 - 25*y^3 + 30*z + 26*y*z - 51*y^2*z - 11*y^3*z - 90*z^2 + 23*y*z^2 + y^2*z^2 + 90*z^3 - 24*y*z^3 - 30*z^4)/(6*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 1, 1, 0, z] + (((3*I)*Pi*(-1 + y))/(y*z) + (-10*y + 8*y^2 - y^3 - 30*z + 44*y*z - 33*y^2*z + 19*y^3*z + 90*z^2 - 58*y*z^2 + 25*y^2*z^2 - 90*z^3 + 24*y*z^3 + 30*z^4)/ (6*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 1 - y, 1, 0, z] + (((-9*I)*Pi*(-1 + y))/(y*z) + (-25*y^4 + 50*y^5 - 25*y^6 - 80*y^3*z + 201*y^4*z - 111*y^5*z - 2*y^6*z - 65*y^2*z^2 + 308*y^3*z^2 - 225*y^4*z^2 - 20*y^5*z^2 - 85*y*z^3 + 288*y^2*z^3 - 279*y^3*z^3 - 32*y^4*z^3 - 20*z^4 + 246*y*z^4 - 317*y^2*z^4 + 24*y^3*z^4 + 60*z^5 - 237*y*z^5 + 94*y^2*z^5 - 60*z^6 + 76*y*z^6 + 20*z^7)/ (4*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, 1, 0, z] + (((-9*I)*Pi*(-1 + y))/(y*z) + (-77*y^4 + 154*y^5 - 77*y^6 - 237*y^3*z + 610*y^4*z - 324*y^5*z - 13*y^6*z - 159*y^2*z^2 + 888*y^3*z^2 - 629*y^4*z^2 - 100*y^5*z^2 - 257*y*z^3 + 796*y^2*z^3 - 749*y^3*z^3 - 174*y^4*z^3 - 60*z^4 + 742*y*z^4 - 900*y^2*z^4 + 8*y^3*z^4 + 180*z^5 - 713*y*z^5 + 263*y^2*z^5 - 180*z^6 + 228*y*z^6 + 60*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1 - y, 1, 0, 0, z] + (((-6*I)*Pi*(-1 + y))/(y*z) + (-2*y^4 - 4*y^5 + 4*y^6 - 13*y^3*z - 3*y^4*z + 19*y^5*z - y^6*z - 22*y^2*z^2 + 34*y^3*z^2 + 18*y^4*z^2 - 6*y^5*z^2 - 32*y*z^3 + 94*y^2*z^3 - 42*y^3*z^3 - 4*y^4*z^3 - 10*z^4 + 102*y*z^4 - 123*y^2*z^4 + 24*y^3*z^4 + 30*z^5 - 108*y*z^5 + 51*y^2*z^5 - 30*z^6 + 38*y*z^6 + 10*z^7)/ (2*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 1, 0, z] + (((3*I)*Pi*(-1 + y))/(y*z) + (43*y^4 - 86*y^5 + 43*y^6 + 171*y^3*z - 374*y^4*z + 162*y^5*z + 29*y^6*z + 225*y^2*z^2 - 720*y^3*z^2 + 349*y^4*z^2 + 140*y^5*z^2 + 223*y*z^3 - 860*y^2*z^3 + 637*y^3*z^3 + 198*y^4*z^3 + 60*z^4 - 674*y*z^4 + 906*y^2*z^4 - 16*y^3*z^4 - 180*z^5 + 679*y*z^5 - 271*y^2*z^5 + 180*z^6 - 228*y*z^6 - 60*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 1, 0, z] + (((6*I)*Pi*(-1 + y))/(y*z) + (4*y^4 - 2*y^6 + 15*y^3*z - 9*y^4*z - 6*y^5*z + 41*y^2*z^2 - 39*y^3*z^2 - 14*y^4*z^2 - 23*y*z^3 + 13*y^2*z^3 - 36*y^3*z^3 - 9*z^4 + 63*y*z^4 - 54*y^2*z^4 + 20*z^5 - 38*y*z^5 - 10*z^6)/ (2*y^2*z*(-1 + y + z)*(y + z)^3))*G[-y, 0, 1, 0, z] + (((6*I)*Pi*(-1 + y))/(y*z) + (4*y^4 - 2*y^6 + 15*y^3*z - 9*y^4*z - 6*y^5*z + 41*y^2*z^2 - 39*y^3*z^2 - 14*y^4*z^2 - 23*y*z^3 + 13*y^2*z^3 - 36*y^3*z^3 - 9*z^4 + 63*y*z^4 - 54*y^2*z^4 + 20*z^5 - 38*y*z^5 - 10*z^6)/(2*y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 1, 0, z] + (57*(-1 + y)*G[0, 0, 0, 0, 0, y])/(2*y*z) + (57*(-1 + y)*G[0, 0, 0, 0, 0, z])/(2*y*z) - (25*(-1 + y)*G[0, 0, 0, 1, 0, y])/(y*z) - (22*(-1 + y)*G[0, 0, 0, 1, 0, z])/(y*z) - (59*(-1 + y)*G[0, 0, 1, 0, 0, y])/(2*y*z) - (47*(-1 + y)*G[0, 0, 1, 0, 0, z])/(2*y*z) + (37*(-1 + y)*G[0, 0, 1, 1, 0, y])/(2*y*z) + (8*(-1 + y)*G[0, 0, 1, 1, 0, z])/(y*z) + (29*(-1 + y)*G[0, 0, 1 - y, 1, 0, z])/(2*y*z) - (43*(-1 + y)*G[0, 1, 0, 0, 0, y])/(2*y*z) - (43*(-1 + y)*G[0, 1, 0, 0, 0, z])/(2*y*z) + (31*(-1 + y)*G[0, 1, 0, 1, 0, y])/(2*y*z) + (15*(-1 + y)*G[0, 1, 0, 1, 0, z])/(2*y*z) + (18*(-1 + y)*G[0, 1, 1, 0, 0, y])/(y*z) + (11*(-1 + y)*G[0, 1, 1, 0, 0, z])/(y*z) - (19*(-1 + y)*G[0, 1, 1, 1, 0, y])/(2*y*z) - (2*(-1 + y)*G[0, 1, 1, 1, 0, z])/(y*z) - (7*(-1 + y)*G[0, 1, 1 - y, 1, 0, z])/(2*y*z) + (13*(-1 + y)*G[0, 1 - y, 0, 1, 0, z])/(y*z) + (13*(-1 + y)*G[0, 1 - y, 1, 0, 0, z])/(y*z) + (3*(-1 + y)*G[0, 1 - y, 1, 1, 0, z])/(y*z) - (7*(-1 + y)*G[0, 1 - y, 1 - y, 1, 0, z])/(y*z) - (5*(-1 + y)*G[0, -y, 0, 1, 0, z])/(y*z) - (5*(-1 + y)*G[0, -y, 1 - y, 1, 0, z])/(y*z) - (24*(-1 + y)*G[1, 0, 0, 0, 0, y])/(y*z) - (24*(-1 + y)*G[1, 0, 0, 0, 0, z])/(y*z) + (35*(-1 + y)*G[1, 0, 0, 1, 0, y])/(2*y*z) + (10*(-1 + y)*G[1, 0, 0, 1, 0, z])/(y*z) + (23*(-1 + y)*G[1, 0, 1, 0, 0, y])/(y*z) + (12*(-1 + y)*G[1, 0, 1, 0, 0, z])/(y*z) - (23*(-1 + y)*G[1, 0, 1, 1, 0, y])/(2*y*z) - (2*(-1 + y)*G[1, 0, 1, 1, 0, z])/(y*z) - (9*(-1 + y)*G[1, 0, 1 - y, 1, 0, z])/(2*y*z) + (35*(-1 + y)*G[1, 1, 0, 0, 0, y])/(2*y*z) + (9*(-1 + y)*G[1, 1, 0, 0, 0, z])/(y*z) - (19*(-1 + y)*G[1, 1, 0, 1, 0, y])/(2*y*z) - (12*(-1 + y)*G[1, 1, 1, 0, 0, y])/(y*z) - (5*(-1 + y)*G[1, 1, 1, 0, 0, z])/(y*z) + (4*(-1 + y)*G[1, 1, 1, 1, 0, y])/(y*z) - (4*(-1 + y)*G[1, 1, 1, 1, 0, z])/(y*z) + (2*(-1 + y)*G[1, 1, 1 - y, 1, 0, z])/(y*z) - (9*(-1 + y)*G[1, 1 - y, 0, 1, 0, z])/(2*y*z) - (5*(-1 + y)*G[1, 1 - y, 1, 0, 0, z])/(y*z) + ((-1 + y)*G[1, 1 - y, 1, 1, 0, z])/(y*z) + (4*(-1 + y)*G[1, 1 - y, 1 - y, 1, 0, z])/(y*z) + (23*(-1 + y)*G[1 - y, 0, 0, 1, 0, z])/(2*y*z) + (11*(-1 + y)*G[1 - y, 0, 1, 0, 0, z])/(y*z) + (3*(-1 + y)*G[1 - y, 0, 1, 1, 0, z])/(y*z) - (4*(-1 + y)*G[1 - y, 0, 1 - y, 1, 0, z])/(y*z) + (17*(-1 + y)*G[1 - y, 1, 0, 0, 0, z])/(2*y*z) - (2*(-1 + y)*G[1 - y, 1, 0, 1, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1, 1, 0, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1, 1, 1, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1, 1 - y, 1, 0, z])/(y*z) - (3*(-1 + y)*G[1 - y, 1 - y, 0, 1, 0, z])/(y*z) - (3*(-1 + y)*G[1 - y, 1 - y, 1, 0, 0, z])/(y*z) - (2*(-1 + y)*G[1 - y, 1 - y, 1, 1, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (4*(-1 + y)*G[1 - y, -y, 0, 1, 0, z])/(y*z) - (4*(-1 + y)*G[1 - y, -y, 1 - y, 1, 0, z])/(y*z) - (6*(-1 + y)*G[-y, 0, 0, 1, 0, z])/(y*z) - (6*(-1 + y)*G[-y, 0, 1, 0, 0, z])/(y*z) - (2*(-1 + y)*G[-y, 0, 1, 1, 0, z])/(y*z) - (5*(-1 + y)*G[-y, 0, 1 - y, 1, 0, z])/(y*z) - (5*(-1 + y)*G[-y, 1 - y, 0, 1, 0, z])/(y*z) - (6*(-1 + y)*G[-y, 1 - y, 1, 0, 0, z])/(y*z) - (2*(-1 + y)*G[-y, 1 - y, 1, 1, 0, z])/(y*z) + (2*(-1 + y)*G[-y, 1 - y, 1 - y, 1, 0, z])/(y*z) + (8*(-1 + y)*G[-y, -y, 0, 1, 0, z])/(y*z) + (8*(-1 + y)*G[-y, -y, 1 - y, 1, 0, z])/(y*z) + ((-113*Pi^2*(-1 + y))/(54*y*z) - ((I/18)*Pi*(-481 + 746*y - 319*y^2 + 962*z - 984*y*z + 238*y^2*z - 481*z^2 + 238*y*z^2))/ (y*(-1 + z)*z*(-1 + y + z)) + (-11375*y^2 + 19510*y^3 - 8567*y^4 - 22750*y*z + 72281*y^2*z - 66287*y^3*z + 18052*y^4*z - 11375*z^2 + 87760*y*z^2 - 138946*y^2*z^2 + 76528*y^3*z^2 - 9809*y^4*z^2 + 32613*z^3 - 115567*y*z^3 + 108763*y^2*z^3 - 30399*y^3*z^3 - 29589*z^4 + 59502*y*z^4 - 31047*y^2*z^4 + 6839*z^5 - 8945*y*z^5 + 1512*z^6)/(216*y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^2))*Zeta[3] + G[1, 1 - y, z]*(((-1/2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(10*y - 8*y^2 + y^3 + 30*z - 44*y*z + 33*y^2*z - 19*y^3*z - 90*z^2 + 58*y*z^2 - 25*y^2*z^2 + 90*z^3 - 24*y*z^3 - 30*z^4))/ (36*y^2*(-1 + z)*z*(-1 + y + z)) - (5*(-1 + y)*G[0, 1, 0, y])/ (2*y*z) - (2*(-1 + y)*G[1, 0, 0, y])/(y*z) + (4*(-1 + y)*G[1, 1, 0, y])/(y*z) + ((1 - y)*Zeta[3])/(y*z)) + G[1 - y, 0, z]*(((I/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(15*y^4 - 30*y^5 + 15*y^6 + 56*y^3*z - 127*y^4*z + 51*y^5*z + 12*y^6*z + 63*y^2*z^2 - 228*y^3*z^2 + 101*y^4*z^2 + 60*y^5*z^2 + 75*y*z^3 - 264*y^2*z^3 + 183*y^3*z^3 + 92*y^4*z^3 + 20*z^4 - 226*y*z^4 + 285*y^2*z^4 + 16*y^3*z^4 - 60*z^5 + 227*y*z^5 - 84*y^2*z^5 + 60*z^6 - 76*y*z^6 - 20*z^7))/(24*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3) - (17*(-1 + y)*G[0, 0, 0, y])/(2*y*z) + (17*(-1 + y)*G[0, 1, 0, y])/(2*y*z) + (6*(-1 + y)*G[1, 0, 0, y])/ (y*z) + (2*(-1 + y)*G[1, 1, 0, y])/(y*z) - (13*(-1 + y)*Zeta[3])/ (y*z)) + G[0, 1 - y, z]*(((2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(55*y^4 - 110*y^5 + 55*y^6 + 174*y^3*z - 437*y^4*z + 189*y^5*z + 26*y^6*z + 117*y^2*z^2 - 660*y^3*z^2 + 337*y^4*z^2 + 164*y^5*z^2 + 217*y*z^3 - 668*y^2*z^3 + 487*y^3*z^3 + 288*y^4*z^3 + 54*z^4 - 674*y*z^4 + 789*y^2*z^4 + 80*y^3*z^4 - 174*z^5 + 685*y*z^5 - 238*y^2*z^5 + 180*z^6 - 228*y*z^6 - 60*z^7))/(72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (((-12*I)*Pi*(-1 + y))/(y*z) + (-55*y^4 + 110*y^5 - 55*y^6 - 174*y^3*z + 437*y^4*z - 189*y^5*z - 26*y^6*z - 117*y^2*z^2 + 660*y^3*z^2 - 337*y^4*z^2 - 164*y^5*z^2 - 217*y*z^3 + 668*y^2*z^3 - 487*y^3*z^3 - 288*y^4*z^3 - 54*z^4 + 674*y*z^4 - 789*y^2*z^4 - 80*y^3*z^4 + 174*z^5 - 685*y*z^5 + 238*y^2*z^5 - 180*z^6 + 228*y*z^6 + 60*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1, 0, y] + (11*(-1 + y)*G[0, 1, 0, y])/(y*z) + (12*(-1 + y)*G[1, 0, 0, y])/(y*z) + ((1 - y)*G[1, 1, 0, y])/(y*z) - (9*(-1 + y)*Zeta[3])/(y*z)) + G[1, 0, y]* (((-3*I)*Pi^3*(-1 + y))/(y*z) - ((I/36)*Pi*(439*y^2 - 932*y^3 + 493*y^4 + 743*y*z - 2276*y^2*z + 1116*y^3*z + 898*z^2 - 2782*y*z^2 + 996*y^2*z^2 - 844*z^3 + 319*y*z^3 - 54*z^4))/ (y*z*(-1 + y + z)*(y + z)^2) + (-4625*y^2 + 9874*y^3 - 5249*y^4 - 8998*y*z + 28345*y^2*z - 17843*y^3*z - 14381*z^2 + 42332*y*z^2 - 24415*y^2*z^2 + 13853*z^3 - 11293*y*z^3 + 528*z^4)/ (288*y*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(587*y^3 - 1222*y^4 + 623*y^5 + 1707*y^2*z - 4786*y^3*z + 4116*y^4*z - 497*y^5*z + 1509*y*z^2 - 6828*y^2*z^2 + 9143*y^3*z^2 - 2516*y^4*z^2 + 587*z^3 - 4240*y*z^3 + 8819*y^2*z^3 - 4566*y^3*z^3 - 1174*z^4 + 3756*y*z^4 - 3572*y^2*z^4 + 587*z^5 - 1025*y*z^5))/(144*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3) + (((-3*I)*Pi*(-1 + y))/(y*z) + (10*y - 8*y^2 + y^3 + 30*z - 44*y*z + 33*y^2*z - 19*y^3*z - 90*z^2 + 58*y*z^2 - 25*y^2*z^2 + 90*z^3 - 24*y*z^3 - 30*z^4)/ (6*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 0, z] + (((3*I)*Pi*(-1 + y))/(y*z) + (-10*y + 8*y^2 - y^3 - 30*z + 44*y*z - 33*y^2*z + 19*y^3*z + 90*z^2 - 58*y*z^2 + 25*y^2*z^2 - 90*z^3 + 24*y*z^3 + 30*z^4)/(6*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 1 - y, z] + (((-3*I)*Pi*(-1 + y))/(y*z) + (-15*y^4 + 30*y^5 - 15*y^6 - 56*y^3*z + 127*y^4*z - 51*y^5*z - 12*y^6*z - 63*y^2*z^2 + 228*y^3*z^2 - 101*y^4*z^2 - 60*y^5*z^2 - 75*y*z^3 + 264*y^2*z^3 - 183*y^3*z^3 - 92*y^4*z^3 - 20*z^4 + 226*y*z^4 - 285*y^2*z^4 - 16*y^3*z^4 + 60*z^5 - 227*y*z^5 + 84*y^2*z^5 - 60*z^6 + 76*y*z^6 + 20*z^7)/(4*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1 - y, 0, z] + (((3*I)*Pi*(-1 + y))/(y*z) + (43*y^4 - 86*y^5 + 43*y^6 + 171*y^3*z - 374*y^4*z + 162*y^5*z + 29*y^6*z + 225*y^2*z^2 - 720*y^3*z^2 + 349*y^4*z^2 + 140*y^5*z^2 + 223*y*z^3 - 860*y^2*z^3 + 637*y^3*z^3 + 198*y^4*z^3 + 60*z^4 - 674*y*z^4 + 906*y^2*z^4 - 16*y^3*z^4 - 180*z^5 + 679*y*z^5 - 271*y^2*z^5 + 180*z^6 - 228*y*z^6 - 60*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, z] + (((-6*I)*Pi*(-1 + y))/(y*z) + (-4*y^4 + 2*y^6 - 15*y^3*z + 9*y^4*z + 6*y^5*z - 41*y^2*z^2 + 39*y^3*z^2 + 14*y^4*z^2 + 23*y*z^3 - 13*y^2*z^3 + 36*y^3*z^3 + 9*z^4 - 63*y*z^4 + 54*y^2*z^4 - 20*z^5 + 38*y*z^5 + 10*z^6)/ (2*y^2*z*(-1 + y + z)*(y + z)^3))*G[-y, 0, z] + (((6*I)*Pi*(-1 + y))/(y*z) + (4*y^4 - 2*y^6 + 15*y^3*z - 9*y^4*z - 6*y^5*z + 41*y^2*z^2 - 39*y^3*z^2 - 14*y^4*z^2 - 23*y*z^3 + 13*y^2*z^3 - 36*y^3*z^3 - 9*z^4 + 63*y*z^4 - 54*y^2*z^4 + 20*z^5 - 38*y*z^5 - 10*z^6)/(2*y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, z] - (11*(-1 + y)*G[0, 0, 0, z])/(y*z) + (29*(-1 + y)*G[0, 0, 1 - y, z])/(2*y*z) + (7*(-1 + y)*G[0, 1, 0, z])/ (2*y*z) - (7*(-1 + y)*G[0, 1, 1 - y, z])/(2*y*z) + (7*(-1 + y)*G[0, 1 - y, 0, z])/(y*z) - (7*(-1 + y)*G[0, 1 - y, 1 - y, z])/(y*z) + (5*(-1 + y)*G[0, -y, 0, z])/(y*z) - (5*(-1 + y)*G[0, -y, 1 - y, z])/ (y*z) + (5*(-1 + y)*G[1, 0, 0, z])/(y*z) - (9*(-1 + y)*G[1, 0, 1 - y, z])/(2*y*z) - (2*(-1 + y)*G[1, 1, 0, z])/ (y*z) + (2*(-1 + y)*G[1, 1, 1 - y, z])/(y*z) - (9*(-1 + y)*G[1, 1 - y, 0, z])/(2*y*z) + (4*(-1 + y)*G[1, 1 - y, 1 - y, z])/(y*z) + ((-1 + y)*G[1 - y, 0, 0, z])/(2*y*z) - (4*(-1 + y)*G[1 - y, 0, 1 - y, z])/(y*z) + ((1 - y)*G[1 - y, 1, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1, 1 - y, z])/ (y*z) + ((1 - y)*G[1 - y, 1 - y, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1 - y, 1 - y, z])/(y*z) + (4*(-1 + y)*G[1 - y, -y, 0, z])/(y*z) - (4*(-1 + y)*G[1 - y, -y, 1 - y, z])/(y*z) + (6*(-1 + y)*G[-y, 0, 0, z])/(y*z) - (5*(-1 + y)*G[-y, 0, 1 - y, z])/ (y*z) - (3*(-1 + y)*G[-y, 1 - y, 0, z])/(y*z) + (2*(-1 + y)*G[-y, 1 - y, 1 - y, z])/(y*z) - (8*(-1 + y)*G[-y, -y, 0, z])/(y*z) + (8*(-1 + y)*G[-y, -y, 1 - y, z])/(y*z) - (15*(-1 + y)*Zeta[3])/ (2*y*z)) + G[0, 1, y]*(((2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-21*y^4 + 58*y^5 - 33*y^6 - 78*y^3*z + 227*y^4*z - 237*y^5*z + 60*y^6*z - 103*y^2*z^2 + 380*y^3*z^2 - 561*y^4*z^2 + 260*y^5*z^2 - 75*y*z^3 + 372*y^2*z^3 - 643*y^3*z^3 + 436*y^4*z^3 - 18*z^4 + 230*y*z^4 - 457*y^2*z^4 + 368*y^3*z^4 + 58*z^5 - 231*y*z^5 + 188*y^2*z^5 - 60*z^6 + 76*y*z^6 + 20*z^7))/ (24*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (7*(-1 + y)*Zeta[3])/ (2*y*z)) + G[1, 1, z]*(((-I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(25*y - 50*y^2 + 25*y^3 - 30*z - 26*y*z + 51*y^2*z + 11*y^3*z + 90*z^2 - 23*y*z^2 - y^2*z^2 - 90*z^3 + 24*y*z^3 + 30*z^4))/(36*y^2*(-1 + z)*z*(-1 + y + z)) - (2*(-1 + y)*G[0, 1, 0, y])/(y*z) + (2*(-1 + y)*G[1, 1, 0, y])/ (y*z) - (3*(-1 + y)*Zeta[3])/(y*z)) + G[0, 1, z]*((I*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-71*y^3 + 82*y^4 - 26*y^5 - 222*y^2*z + 397*y^3*z - 216*y^4*z + 44*y^5*z - 255*y*z^2 + 732*y^2*z^2 - 572*y^3*z^2 + 188*y^4*z^2 - 71*z^3 + 592*y*z^3 - 704*y^2*z^3 + 300*y^3*z^3 + 142*z^4 - 393*y*z^4 + 212*y^2*z^4 - 71*z^5 + 56*y*z^5))/ (36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (7*(-1 + y)*G[0, 1, 0, y])/(2*y*z) - (7*(-1 + y)*G[1, 1, 0, y])/ (2*y*z) + (3*(-1 + y)*Zeta[3])/(2*y*z)) + G[1, 1, y]*(((-I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(19*y - 38*y^2 + 19*y^3 - 20*z - 22*y*z + 101*y^2*z - 43*y^3*z + 60*z^2 - 13*y*z^2 - 63*y^2*z^2 - 60*z^3 + 16*y*z^3 + 20*z^4))/(24*y^2*(-1 + z)*z*(-1 + y + z)) + (3*(-1 + y)*Zeta[3])/ (y*z)) + G[1 - y, 1, z]*((I*Pi^3*(-1 + y))/(y*z) + (Pi^2*(2*y^4 + 4*y^5 - 4*y^6 + 13*y^3*z + 3*y^4*z - 19*y^5*z + y^6*z + 22*y^2*z^2 - 34*y^3*z^2 - 18*y^4*z^2 + 6*y^5*z^2 + 32*y*z^3 - 94*y^2*z^3 + 42*y^3*z^3 + 4*y^4*z^3 + 10*z^4 - 102*y*z^4 + 123*y^2*z^4 - 24*y^3*z^4 - 30*z^5 + 108*y*z^5 - 51*y^2*z^5 + 30*z^6 - 38*y*z^6 - 10*z^7))/(12*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3) + ((1 - y)*G[0, 1, 0, y])/(y*z) + ((-1 + y)*G[1, 1, 0, y])/(y*z) + (3*(-1 + y)*Zeta[3])/(y*z)) + G[-y, 1 - y, z]*(((-I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-4*y^4 + 2*y^6 - 15*y^3*z + 9*y^4*z + 6*y^5*z - 41*y^2*z^2 + 39*y^3*z^2 + 14*y^4*z^2 + 23*y*z^3 - 13*y^2*z^3 + 36*y^3*z^3 + 9*z^4 - 63*y*z^4 + 54*y^2*z^4 - 20*z^5 + 38*y*z^5 + 10*z^6))/ (12*y^2*z*(-1 + y + z)*(y + z)^3) - (5*(-1 + y)*G[0, 1, 0, y])/ (y*z) - (6*(-1 + y)*G[1, 0, 0, y])/(y*z) + (4*(-1 + y)*Zeta[3])/ (y*z)) + G[1 - y, 1 - y, z]*(((-1/2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-43*y^4 + 86*y^5 - 43*y^6 - 171*y^3*z + 374*y^4*z - 162*y^5*z - 29*y^6*z - 225*y^2*z^2 + 720*y^3*z^2 - 349*y^4*z^2 - 140*y^5*z^2 - 223*y*z^3 + 860*y^2*z^3 - 637*y^3*z^3 - 198*y^4*z^3 - 60*z^4 + 674*y*z^4 - 906*y^2*z^4 + 16*y^3*z^4 + 180*z^5 - 679*y*z^5 + 271*y^2*z^5 - 180*z^6 + 228*y*z^6 + 60*z^7))/(72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (3*(-1 + y)*G[0, 1, 0, y])/(y*z) - (3*(-1 + y)*G[1, 0, 0, y])/ (y*z) + ((1 - y)*G[1, 1, 0, y])/(y*z) + (4*(-1 + y)*Zeta[3])/ (y*z)) + G[1, 0, z]*((((-7*I)/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(497*y - 1186*y^2 + 641*y^3 - 120*z - 898*y*z + 2355*y^2*z - 569*y^3*z + 360*z^2 + 305*y*z^2 - 1169*y^2*z^2 - 360*z^3 + 96*y*z^3 + 120*z^4))/(144*y^2*(-1 + z)*z*(-1 + y + z)) - ((I/36)*Pi*(-898*y^2 + 1742*y^3 - 844*y^4 - 1931*y*z + 5523*y^2*z - 3560*y^3*z + 493*y^4*z - 439*z^2 + 5793*y*z^2 - 5972*y^2*z^2 + 1116*y^3*z^2 + 824*z^3 - 4181*y*z^3 + 996*y^2*z^3 - 331*z^4 + 319*y*z^4 - 54*z^5))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (13085*y^2 - 25834*y^3 + 12749*y^4 + 26422*y*z - 80874*y^2*z + 57381*y^3*z - 5393*y^4*z + 3329*z^2 - 79746*y*z^2 + 95672*y^2*z^2 - 16835*y^3*z^2 - 4690*z^3 + 60441*y*z^3 - 20527*y^2*z^3 - 607*z^4 - 7117*y*z^4 + 1968*z^5)/ (288*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) - (5*(-1 + y)*G[0, 0, 0, y])/(2*y*z) + (5*(-1 + y)*G[0, 1, 0, y])/ (y*z) + (2*(-1 + y)*G[1, 0, 0, y])/(y*z) - (9*(-1 + y)*G[1, 1, 0, y])/(2*y*z) + (11*(-1 + y)*Zeta[3])/ (2*y*z)) + G[0, 0, z]*((((13*I)/2)*Pi^3*(-1 + y))/(y*z) - ((I/72)*Pi*(-1358 + 1358*y + 1196*z + 2197*y*z + 162*z^2))/ (y*(-1 + z)*z) + (-17891*y + 17891*y^2 - 17891*z + 40641*y*z - 15982*y^2*z + 29878*z^2 - 7377*y*z^2 - 2341*y^2*z^2 - 5651*z^3 - 15805*y*z^3 - 6336*z^4)/(864*y*(-1 + z)^2*z*(y + z)) + (Pi^2*(-280 + 560*y - 280*y^2 + 1120*z - 2605*y*z + 1512*y^2*z - 1680*z^2 + 4455*y*z^2 - 2181*y^2*z^2 + 1120*z^3 - 3329*y*z^3 + 946*y^2*z^3 - 280*z^4 + 919*y*z^4))/(36*y*(-1 + z)^3*z* (-1 + y + z)) + ((((27*I)/2)*Pi*(-1 + y))/(y*z) + (7*y^4 - 14*y^5 + 7*y^6 + 21*y^3*z - 52*y^4*z - 10*y^5*z + 23*y^6*z - 9*y^2*z^2 - 64*y^3*z^2 - 53*y^4*z^2 + 114*y^5*z^2 + 61*y*z^3 - 104*y^2*z^3 - 17*y^3*z^3 + 188*y^4*z^3 + 18*z^4 - 202*y*z^4 + 176*y^2*z^4 + 90*y^3*z^4 - 58*z^5 + 217*y*z^5 - 63*y^2*z^5 + 60*z^6 - 76*y*z^6 - 20*z^7)/(4*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1, 0, y] + (57*(-1 + y)*G[0, 0, 0, y])/(2*y*z) - (11*(-1 + y)*G[0, 1, 0, y])/ (y*z) - (35*(-1 + y)*G[1, 0, 0, y])/(2*y*z) + (9*(-1 + y)*G[1, 1, 0, y])/(2*y*z) + (9*(-1 + y)*Zeta[3])/(y*z)) + G[0, 0, y]*((((13*I)/2)*Pi^3*(-1 + y))/(y*z) + ((I/36)*Pi*(-679 + 679*y - 243*z))/(y*z) + (17891*y - 36646*y^2 + 18755*y^3 + 17891*z - 40642*y*z + 20159*y^2*z + 3132*z^2 - 5724*y*z^2)/(864*(-1 + y)*y*z*(y + z)) + (Pi^2*(280 - 876*y + 903*y^2 - 307*y^3 - 560*z + 1397*y*z - 1111*y^2*z + 271*y^3*z + 280*z^2 - 521*y*z^2 + 244*y^2*z^2))/ (36*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)) + (((-33*I)*Pi*(-1 + y))/(y*z) + (37 - 74*y + 37*y^2 - 74*z + 366*y*z - 172*y^2*z + 37*z^2 - 292*y*z^2)/(12*y*(-1 + z)*z* (-1 + y + z)))*G[0, 0, z] + ((((9*I)/2)*Pi*(-1 + y))/(y*z) + (-37 + 26*y - y^2 + 74*z - 54*y*z + 19*y^2*z - 37*z^2 + 28*y*z^2)/ (6*y*(-1 + z)*z*(-1 + y + z)))*G[1, 0, z] + (((9*I)*Pi*(-1 + y))/(y*z) + (95*y^3 - 190*y^4 + 95*y^5 + 231*y^2*z - 706*y^3*z + 498*y^4*z - 59*y^5*z + 33*y*z^2 - 780*y^2*z^2 + 965*y^3*z^2 - 200*y^4*z^2 + 95*z^3 - 256*y*z^3 + 713*y^2*z^3 - 246*y^3*z^3 - 190*z^4 + 246*y*z^4 - 128*y^2*z^4 + 95*z^5 - 23*y*z^5)/(12*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, z] + (57*(-1 + y)*G[0, 0, 0, z])/(2*y*z) - (5*(-1 + y)*G[0, 1, 0, z])/(y*z) - (12*(-1 + y)*G[0, 1 - y, 0, z])/ (y*z) - (15*(-1 + y)*G[1, 0, 0, z])/(2*y*z) + (2*(-1 + y)*G[1, 1, 0, z])/(y*z) + (2*(-1 + y)*G[1, 1 - y, 0, z])/ (y*z) - (10*(-1 + y)*G[1 - y, 0, 0, z])/(y*z) - (5*(-1 + y)*G[1 - y, 1, 0, z])/(2*y*z) + (3*(-1 + y)*G[1 - y, 1 - y, 0, z])/(y*z) + (6*(-1 + y)*G[-y, 1 - y, 0, z])/(y*z) + (9*(-1 + y)*Zeta[3])/ (y*z)) + G[1, z]*((-7*Pi^4*(-1 + y))/(72*y*z) - ((I/6)*Pi^3*(-11 + 10*y - 2*y^2 + 22*z - 21*y*z + 11*y^2*z - 11*z^2 + 11*y*z^2))/(y*(-1 + z)*z*(-1 + y + z)) + (Pi^2*(623*y^2 - 742*y^3 + 191*y^4 + 1291*y*z - 2613*y^2*z + 1702*y^3*z - 542*y^4*z + 470*z^2 - 2991*y*z^2 + 3220*y^2*z^2 - 1662*y^3*z^2 - 724*z^3 + 1945*y*z^3 - 1581*y^2*z^3 + 38*z^4 - 245*y*z^4 + 216*z^5))/(216*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) - (2*Pi^2*(-1 + y)*G[0, 0, y])/(3*y*z) + (3*Pi^2*(-1 + y)*G[0, 1, y])/ (4*y*z) + (7*Pi^2*(-1 + y)*G[1, 0, y])/(12*y*z) - (2*Pi^2*(-1 + y)*G[1, 1, y])/(3*y*z) + (((-3*I)*Pi*(-1 + y))/(y*z) + (10*y - 8*y^2 + y^3 + 30*z - 44*y*z + 33*y^2*z - 19*y^3*z - 90*z^2 + 58*y*z^2 - 25*y^2*z^2 + 90*z^3 - 24*y*z^3 - 30*z^4)/ (6*y^2*(-1 + z)*z*(-1 + y + z)))*G[0, 1, 0, y] + (((3*I)*Pi*(-1 + y))/(y*z) + (-10*y + 8*y^2 - y^3 - 30*z + 44*y*z - 33*y^2*z + 19*y^3*z + 90*z^2 - 58*y*z^2 + 25*y^2*z^2 - 90*z^3 + 24*y*z^3 + 30*z^4)/(6*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 1, 0, y] + (3*(-1 + y)*G[0, 0, 1, 0, y])/(y*z) + (2*(-1 + y)*G[0, 1, 0, 0, y])/(y*z) - (9*(-1 + y)*G[0, 1, 1, 0, y])/ (2*y*z) - (5*(-1 + y)*G[1, 0, 1, 0, y])/(2*y*z) - (2*(-1 + y)*G[1, 1, 0, 0, y])/(y*z) + (4*(-1 + y)*G[1, 1, 1, 0, y])/ (y*z) + (((3*I)*Pi*(-1 + y))/(y*z) + (4*y - 4*y^2 + y^3 - 10*z + 12*y^2*z - 10*y^3*z + 30*z^2 - 12*y*z^2 - 8*y^2*z^2 - 30*z^3 + 8*y*z^3 + 10*z^4)/(2*y^2*(-1 + z)*z*(-1 + y + z)))*Zeta[3]) + G[1 - y, z]*((83*Pi^4*(-1 + y))/(90*y*z) + ((I/72)*Pi^3*(-77*y^3 + 154*y^4 - 77*y^5 - 177*y^2*z + 562*y^3*z - 372*y^4*z + 23*y^5*z + 21*y*z^2 + 564*y^2*z^2 - 677*y^3*z^2 + 56*y^4*z^2 - 77*z^3 + 112*y*z^3 - 425*y^2*z^3 + 30*y^3*z^3 + 154*z^4 - 120*y*z^4 - 16*y^2*z^4 - 77*z^5 - 13*y*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-631*y^3 + 1298*y^4 - 667*y^5 - 1353*y^2*z + 4472*y^3*z - 3321*y^4*z + 433*y^5*z - 732*y*z^2 + 5052*y^2*z^2 - 5710*y^3*z^2 + 1321*y^4*z^2 - 469*z^3 + 1961*y*z^3 - 3640*y^2*z^3 + 1167*y^3*z^3 + 542*z^4 - 261*y*z^4 - 293*y^2*z^4 + 323*z^5 - 968*y*z^5 - 396*z^6))/(216*y*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (Pi^2*(1 - y)*G[0, 0, y])/(12*y*z) + (5*Pi^2*(-1 + y)*G[0, 1, y])/(6*y*z) + ((-9*Pi^2*(-1 + y))/(2*y*z) - ((I/12)*Pi*(-77*y^3 + 154*y^4 - 77*y^5 - 177*y^2*z + 562*y^3*z - 372*y^4*z + 23*y^5*z + 21*y*z^2 + 564*y^2*z^2 - 677*y^3*z^2 + 56*y^4*z^2 - 77*z^3 + 112*y*z^3 - 425*y^2*z^3 + 30*y^3*z^3 + 154*z^4 - 120*y*z^4 - 16*y^2*z^4 - 77*z^5 - 13*y*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (631*y^3 - 1298*y^4 + 667*y^5 + 1353*y^2*z - 4472*y^3*z + 3321*y^4*z - 433*y^5*z + 732*y*z^2 - 5052*y^2*z^2 + 5710*y^3*z^2 - 1321*y^4*z^2 + 469*z^3 - 1961*y*z^3 + 3640*y^2*z^3 - 1167*y^3*z^3 - 542*z^4 + 261*y*z^4 + 293*y^2*z^4 - 323*z^5 + 968*y*z^5 + 396*z^6)/(36*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1, 0, y] + (Pi^2*(1 - y)*G[1, 1, y])/ (6*y*z) + (((-9*I)*Pi*(-1 + y))/(y*z) + (-25*y^4 + 42*y^5 - 19*y^6 - 80*y^3*z + 177*y^4*z - 91*y^5*z + 4*y^6*z - 65*y^2*z^2 + 284*y^3*z^2 - 201*y^4*z^2 + 4*y^5*z^2 - 85*y*z^3 + 280*y^2*z^3 - 267*y^3*z^3 + 4*y^4*z^3 - 20*z^4 + 246*y*z^4 - 315*y^2*z^4 + 48*y^3*z^4 + 60*z^5 - 237*y*z^5 + 100*y^2*z^5 - 60*z^6 + 76*y*z^6 + 20*z^7)/(4*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (((-9*I)*Pi*(-1 + y))/(y*z) + (-95*y^3 + 190*y^4 - 95*y^5 - 231*y^2*z + 706*y^3*z - 498*y^4*z + 59*y^5*z - 33*y*z^2 + 780*y^2*z^2 - 965*y^3*z^2 + 200*y^4*z^2 - 95*z^3 + 256*y*z^3 - 713*y^2*z^3 + 246*y^3*z^3 + 190*z^4 - 246*y*z^4 + 128*y^2*z^4 - 95*z^5 + 23*y*z^5)/(12*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 0, 0, y] + (((-3*I)*Pi*(-1 + y))/(y*z) + (13*y - 26*y^2 + 13*y^3 + 60*z - 74*y*z - 57*y^2*z + 59*y^3*z - 180*z^2 + 109*y*z^2 + 83*y^2*z^2 + 180*z^3 - 48*y*z^3 - 60*z^4)/ (12*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 1, 0, y] + (15*(-1 + y)*G[0, 0, 1, 0, y])/(2*y*z) + (11*(-1 + y)*G[0, 1, 0, 0, y])/(y*z) - (5*(-1 + y)*G[0, 1, 1, 0, y])/ (y*z) + (17*(-1 + y)*G[1, 0, 0, 0, y])/(2*y*z) - (5*(-1 + y)*G[1, 0, 1, 0, y])/(y*z) - (2*(-1 + y)*G[1, 1, 0, 0, y])/ (y*z) + ((-1 + y)*G[1, 1, 1, 0, y])/(y*z) + (((12*I)*Pi*(-1 + y))/(y*z) + (7*y^4 - 6*y^5 + y^6 + 25*y^3*z - 34*y^4*z + 11*y^5*z - 4*y^6*z + 23*y^2*z^2 - 74*y^3*z^2 + 44*y^4*z^2 - 14*y^5*z^2 + 37*y*z^3 - 106*y^2*z^3 + 90*y^3*z^3 - 26*y^4*z^3 + 10*z^4 - 112*y*z^4 + 139*y^2*z^4 - 44*y^3*z^4 - 30*z^5 + 113*y*z^5 - 56*y^2*z^5 + 30*z^6 - 38*y*z^6 - 10*z^7)/ (2*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*Zeta[3]) + G[0, z]*((8423*Pi^4*(-1 + y))/(4320*y*z) - ((I/144)*Pi^3*(-809 + 1618*y - 809*y^2 + 1618*z - 3039*y*z + 1565*y^2*z - 809*z^2 + 1421*y*z^2))/(y*(-1 + z)*z*(-1 + y + z)) + (-48011*y + 48011*y^2 - 48011*z - 25046*y*z - 102506*y^2*z + 45527*z^2 + 18562*y*z^2 + 2484*z^3)/(5184*y*(-1 + z)*z*(y + z)) + ((I/864)*Pi*(-11845*y + 11845*y^2 - 11845*z + 12602*y*z + 8819*y^2*z + 7885*z^2 + 19907*y*z^2 + 3960*z^3))/ (y*(-1 + z)*z*(y + z)) + (Pi^2*(5707*y^2 - 11954*y^3 + 6247*y^4 + 11414*y*z - 36277*y^2*z - 16616*y^3*z + 46987*y^4*z + 5707*z^2 - 34100*y*z^2 - 49918*y^2*z^2 + 187624*y^3*z^2 - 53018*y^4*z^2 - 13341*z^3 - 28402*y*z^3 + 244456*y^2*z^3 - 158622*y^3*z^3 + 5781*z^4 + 113016*y*z^4 - 163752*y^2*z^4 + 5633*z^5 - 61928*y*z^5 - 3780*z^6))/(2592*y*(-1 + z)^2*z*(-1 + y + z)* (y + z)^2) + ((-433*Pi^2*(-1 + y))/(24*y*z) + ((I/12)*Pi*(-91 + 182*y - 91*y^2 + 182*z - 462*y*z + 172*y^2*z - 91*z^2 + 280*y*z^2))/(y*(-1 + z)*z*(-1 + y + z)) + (856*y^2 - 1712*y^3 + 856*y^4 + 1712*y*z - 5181*y^2*z + 3548*y^3*z - 550*y^4*z + 856*z^2 - 5658*y*z^2 + 5609*y^2*z^2 - 1224*y^3*z^2 - 1595*z^3 + 4133*y*z^3 - 978*y^2*z^3 + 622*z^4 - 187*y*z^4 + 117*z^5)/(36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))* G[0, 0, y] - (19*Pi^2*(-1 + y)*G[0, 1, y])/(12*y*z) + ((31*Pi^2*(-1 + y))/(4*y*z) - ((I/4)*Pi*(-5*y^3 + 10*y^4 - 5*y^5 - 33*y^2*z + 58*y^3*z - 72*y^4*z + 23*y^5*z - 99*y*z^2 + 180*y^2*z^2 - 209*y^3*z^2 + 116*y^4*z^2 - 5*z^3 + 208*y*z^3 - 293*y^2*z^3 + 210*y^3*z^3 + 10*z^4 - 156*y*z^4 + 164*y^2*z^4 - 5*z^5 + 47*y*z^5))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (-1106*y^3 + 2302*y^4 - 1196*y^5 - 2193*y^2*z + 7705*y^3*z - 5502*y^4*z + 728*y^5*z - 1104*y*z^2 + 8448*y^2*z^2 - 8708*y^3*z^2 + 1796*y^4*z^2 - 935*z^3 + 3151*y*z^3 - 4847*y^2*z^3 + 705*y^3*z^3 + 1024*z^4 + 276*y*z^4 - 1876*y^2*z^4 + 721*z^5 - 2323*y*z^5 - 810*z^6)/ (72*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 0, y] + (3*Pi^2*(-1 + y)*G[1, 1, y])/(4*y*z) + (((-33*I)*Pi*(-1 + y))/(y*z) + (37 - 74*y + 37*y^2 - 74*z + 258*y*z - 82*y^2*z + 37*z^2 - 184*y*z^2)/(12*y*(-1 + z)*z* (-1 + y + z)))*G[0, 0, 0, y] + ((((27*I)/2)*Pi*(-1 + y))/(y*z) + (y^4 + 58*y^5 - 44*y^6 - 15*y^3*z + 178*y^4*z - 390*y^5*z + 134*y^6*z + 9*y^2*z^2 + 228*y^3*z^2 - 959*y^4*z^2 + 602*y^5*z^2 - 161*y*z^3 + 364*y^2*z^3 - 1061*y^3*z^3 + 1050*y^4*z^3 - 54*z^4 + 562*y*z^4 - 897*y^2*z^4 + 938*y^3*z^4 + 174*z^5 - 629*y*z^5 + 524*y^2*z^5 - 180*z^6 + 228*y*z^6 + 60*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + (((21*I)*Pi*(-1 + y))/(y*z) + (-4*y^3 + 8*y^4 - 4*y^5 - 39*y^2*z + 59*y^3*z - 90*y^4*z + 22*y^5*z - 138*y*z^2 + 228*y^2*z^2 - 277*y^3*z^2 + 136*y^4*z^2 - 4*z^3 + 284*y*z^3 - 403*y^2*z^3 + 276*y^3*z^3 + 8*z^4 - 216*y*z^4 + 232*y^2*z^4 - 4*z^5 + 70*y*z^5)/(6*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1, 0, 0, y] + (((-6*I)*Pi*(-1 + y))/(y*z) + (5*y^4 - 10*y^5 + 5*y^6 + 6*y^3*z - 35*y^4*z + 73*y^5*z - 32*y^6*z + 3*y^2*z^2 - 20*y^3*z^2 + 173*y^4*z^2 - 144*y^5*z^2 - 49*y*z^3 + 92*y^2*z^3 + 95*y^3*z^3 - 224*y^4*z^3 - 18*z^4 + 178*y*z^4 - 155*y^2*z^4 - 108*y^3*z^4 + 58*z^5 - 205*y*z^5 + 60*y^2*z^5 - 60*z^6 + 76*y*z^6 + 20*z^7)/ (4*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + (57*(-1 + y)*G[0, 0, 0, 0, y])/(2*y*z) - (21*(-1 + y)*G[0, 0, 1, 0, y])/(y*z) - (35*(-1 + y)*G[0, 1, 0, 0, y])/(2*y*z) + (19*(-1 + y)*G[0, 1, 1, 0, y])/(2*y*z) - (43*(-1 + y)*G[1, 0, 0, 0, y])/(2*y*z) + (29*(-1 + y)*G[1, 0, 1, 0, y])/(2*y*z) + (12*(-1 + y)*G[1, 1, 0, 0, y])/(y*z) - (9*(-1 + y)*G[1, 1, 1, 0, y])/ (2*y*z) + (((-12*I)*Pi*(-1 + y))/(y*z) + (-454 + 548*y - 184*y^2 + 1816*z - 1783*y*z + 579*y^2*z - 2724*z^2 + 2061*y*z^2 - 660*y^2*z^2 + 1816*z^3 - 1073*y*z^3 + 319*y^2*z^3 - 454*z^4 + 247*y*z^4)/(36*y*(-1 + z)^3*z* (-1 + y + z)))*Zeta[3] + G[1, y]*((I*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-5*y^4 + 10*y^5 - 5*y^6 - 6*y^3*z + 35*y^4*z - 73*y^5*z + 32*y^6*z - 3*y^2*z^2 + 20*y^3*z^2 - 173*y^4*z^2 + 144*y^5*z^2 + 49*y*z^3 - 92*y^2*z^3 - 95*y^3*z^3 + 224*y^4*z^3 + 18*z^4 - 178*y*z^4 + 155*y^2*z^4 + 108*y^3*z^4 - 58*z^5 + 205*y*z^5 - 60*y^2*z^5 + 60*z^6 - 76*y*z^6 - 20*z^7))/(24*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3) - (25*(-1 + y)*Zeta[3])/(2*y*z))) + G[1, y]*((33*Pi^4*(-1 + y))/(40*y*z) - ((I/72)*Pi^3*(-55*y^3 + 110*y^4 - 55*y^5 - 219*y^2*z + 494*y^3*z - 420*y^4*z + 109*y^5*z - 417*y*z^2 + 1020*y^2*z^2 - 1039*y^3*z^2 + 472*y^4*z^2 - 55*z^3 + 944*y*z^3 - 1291*y^2*z^3 + 762*y^3*z^3 + 110*z^4 - 672*y*z^4 + 544*y^2*z^4 - 55*z^5 + 145*y*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-161*y^3 + 358*y^4 - 197*y^5 + 12*y^2*z + 649*y^3*z - 339*y^4*z - 37*y^5*z + 786*y*z^2 - 1074*y^2*z^2 + 1048*y^3*z^2 - 721*y^4*z^2 + 154*z^3 - 2582*y*z^3 + 3685*y^2*z^3 - 2238*y^3*z^3 - 758*z^4 + 3495*y*z^4 - 2857*y^2*z^4 + 1000*z^5 - 1699*y*z^5 - 396*z^6))/(216*y*(-1 + z)*z*(-1 + y + z)* (y + z)^3) - (3*Pi^2*(-1 + y)*G[0, 0, z])/(4*y*z) + (7*Pi^2*(-1 + y)*G[0, 1, z])/(12*y*z) + (Pi^2*(-1 + y)*G[0, 1 - y, z])/(6*y*z) + (5*Pi^2*(-1 + y)*G[0, -y, z])/(6*y*z) + (3*Pi^2*(-1 + y)*G[1, 0, z])/ (4*y*z) + (Pi^2*(1 - y)*G[1, 1, z])/(3*y*z) - (2*Pi^2*(-1 + y)*G[1, 1 - y, z])/(3*y*z) + (Pi^2*(1 - y)*G[1 - y, 0, z])/(3*y*z) + (Pi^2*(1 - y)*G[1 - y, 1, z])/(6*y*z) + (Pi^2*(-1 + y)*G[1 - y, 1 - y, z])/(6*y*z) + (2*Pi^2*(-1 + y)*G[1 - y, -y, z])/(3*y*z) + (Pi^2*(-1 + y)*G[-y, 0, z])/(2*y*z) - (4*Pi^2*(-1 + y)*G[-y, -y, z])/ (3*y*z) + (((15*I)*Pi*(-1 + y))/(y*z) + (2*y^4 + 4*y^5 - 4*y^6 + 12*y^3*z + 4*y^4*z - 23*y^5*z + y^6*z + 14*y^2*z^2 - 22*y^3*z^2 - 31*y^4*z^2 + 10*y^5*z^2 + 38*y*z^3 - 78*y^2*z^3 + 19*y^3*z^3 + 16*y^4*z^3 + 12*z^4 - 110*y*z^4 + 111*y^2*z^4 - 12*y^3*z^4 - 32*z^5 + 110*y*z^5 - 47*y^2*z^5 + 30*z^6 - 38*y*z^6 - 10*z^7)/(2*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* Zeta[3] + G[1, z]*(((-1/2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(10*y - 8*y^2 + y^3 + 30*z - 44*y*z + 33*y^2*z - 19*y^3*z - 90*z^2 + 58*y*z^2 - 25*y^2*z^2 + 90*z^3 - 24*y*z^3 - 30*z^4))/ (36*y^2*(-1 + z)*z*(-1 + y + z)) + ((1 - y)*Zeta[3])/(y*z)) + G[-y, z]*(((-I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-4*y^4 + 2*y^6 - 15*y^3*z + 9*y^4*z + 6*y^5*z - 41*y^2*z^2 + 39*y^3*z^2 + 14*y^4*z^2 + 23*y*z^3 - 13*y^2*z^3 + 36*y^3*z^3 + 9*z^4 - 63*y*z^4 + 54*y^2*z^4 - 20*z^5 + 38*y*z^5 + 10*z^6))/(12*y^2*z*(-1 + y + z)*(y + z)^3) + (4*(-1 + y)*Zeta[3])/(y*z)) + G[1 - y, z]* (((I/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-13*y + 26*y^2 - 13*y^3 - 60*z + 74*y*z + 57*y^2*z - 59*y^3*z + 180*z^2 - 109*y*z^2 - 83*y^2*z^2 - 180*z^3 + 48*y*z^3 + 60*z^4))/(72*y^2*(-1 + z)*z* (-1 + y + z)) + (7*(-1 + y)*Zeta[3])/(y*z))) + G[0, y]*((8423*Pi^4*(-1 + y))/(4320*y*z) + (-48011*y + 103510*y^2 - 55499*y^3 - 48011*z + 278434*y*z - 205799*y^2*z + 56340*z^2 - 31716*y*z^2)/(5184*(-1 + y)*y*z* (y + z)) - ((I/864)*Pi*(11845*y - 24554*y^2 + 12709*y^3 + 11845*z - 25958*y*z + 12169*y^2*z + 5724*z^2 - 7668*y*z^2))/ ((-1 + y)*y*z*(y + z)) - ((I/144)*Pi^3*(-809 + 1762*y - 917*y^2 + 1618*z - 2427*y*z + 809*y^2*z - 809*z^2 + 665*y*z^2))/ (y*(-1 + z)*z*(-1 + y + z)) + (Pi^2*(-5707*y^2 + 8498*y^3 - 3223*y^4 - 11414*y*z + 15882*y^2*z - 14765*y^3*z + 6733*y^4*z - 5707*z^2 + 3678*y*z^2 + 298*y^2*z^2 + 13287*y^3*z^2 - 142*z^3 + 32809*y*z^3 - 6963*y^2*z^3 + 17405*z^4 - 25073*y*z^4 - 11556*z^5))/(2592*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + ((-433*Pi^2*(-1 + y))/(24*y*z) + ((I/12)*Pi*(-91 + 182*y - 91*y^2 + 182*z - 597*y*z + 307*y^2*z - 91*z^2 + 415*y*z^2))/ (y*(-1 + z)*z*(-1 + y + z)) + (856*y^2 - 1712*y^3 + 856*y^4 + 1712*y*z - 5064*y^2*z + 2864*y^3*z - 19*y^4*z + 856*z^2 - 5424*y*z^2 + 3989*y^2*z^2 + 522*y^3*z^2 - 1478*z^3 + 2945*y*z^3 + 1056*y^2*z^3 + 370*z^4 + 767*y*z^4 + 252*z^5)/ (36*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[0, 0, z] - (3*Pi^2*(-1 + y)*G[0, 1, z])/(4*y*z) - (4*Pi^2*(-1 + y)*G[0, 1 - y, z])/(3*y*z) + ((11*Pi^2*(-1 + y))/(3*y*z) - ((I/6)*Pi*(46 - 56*y + 19*y^2 - 46*z + 37*y*z))/(y*z*(-1 + y + z)) + (y^2 + 148*y^3 - 125*y^4 - 13*y*z + 441*y^2*z - 482*y^3*z + 86*y^4*z + 52*z^2 + 435*y*z^2 - 882*y^2*z^2 + 256*y^3*z^2 + 10*z^3 - 767*y*z^3 + 401*y^2*z^3 - 176*z^4 + 345*y*z^4 + 114*z^5)/(24*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2))*G[1, 0, z] + (Pi^2*(-1 + y)*G[1, 1, z])/(2*y*z) + (7*Pi^2*(-1 + y)*G[1, 1 - y, z])/(12*y*z) + ((49*Pi^2*(-1 + y))/(12*y*z) + ((I/12)*Pi*(-77*y^3 + 154*y^4 - 77*y^5 - 177*y^2*z + 562*y^3*z - 372*y^4*z + 23*y^5*z + 21*y*z^2 + 564*y^2*z^2 - 677*y^3*z^2 + 56*y^4*z^2 - 77*z^3 + 112*y*z^3 - 425*y^2*z^3 + 30*y^3*z^3 + 154*z^4 - 120*y*z^4 - 16*y^2*z^4 - 77*z^5 - 13*y*z^5))/(y*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (-631*y^3 + 1298*y^4 - 667*y^5 - 1353*y^2*z + 4472*y^3*z - 3321*y^4*z + 433*y^5*z - 732*y*z^2 + 5052*y^2*z^2 - 5710*y^3*z^2 + 1321*y^4*z^2 - 469*z^3 + 1961*y*z^3 - 3640*y^2*z^3 + 1167*y^3*z^3 + 542*z^4 - 261*y*z^4 - 293*y^2*z^4 + 323*z^5 - 968*y*z^5 - 396*z^6)/(36*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1 - y, 0, z] + (Pi^2*(1 - y)*G[1 - y, 1, z])/(2*y*z) + (Pi^2*(-1 + y)*G[1 - y, 1 - y, z])/(6*y*z) + (Pi^2*(-1 + y)*G[-y, 1 - y, z])/(2*y*z) + (((-33*I)*Pi*(-1 + y))/(y*z) + (37 - 74*y + 37*y^2 - 74*z + 447*y*z - 271*y^2*z + 37*z^2 - 373*y*z^2)/(12*y*(-1 + z)*z* (-1 + y + z)))*G[0, 0, 0, z] + ((((15*I)/2)*Pi*(-1 + y))/(y*z) + (-26*y^3 + 32*y^4 - 11*y^5 - 75*y^2*z + 145*y^3*z - 95*y^4*z + 20*y^5*z - 64*y*z^2 + 232*y^2*z^2 - 242*y^3*z^2 + 90*y^4*z^2 - 26*z^3 + 160*y*z^3 - 258*y^2*z^3 + 150*y^3*z^3 + 52*z^4 - 126*y*z^4 + 110*y^2*z^4 - 26*z^5 + 30*y*z^5)/(4*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1, 0, z] + (((12*I)*Pi*(-1 + y))/(y*z) + (55*y^4 - 110*y^5 + 55*y^6 + 174*y^3*z - 437*y^4*z + 189*y^5*z + 26*y^6*z + 117*y^2*z^2 - 660*y^3*z^2 + 337*y^4*z^2 + 164*y^5*z^2 + 217*y*z^3 - 668*y^2*z^3 + 487*y^3*z^3 + 288*y^4*z^3 + 54*z^4 - 674*y*z^4 + 789*y^2*z^4 + 80*y^3*z^4 - 174*z^5 + 685*y*z^5 - 238*y^2*z^5 + 180*z^6 - 228*y*z^6 - 60*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, 1 - y, 0, z] + (((12*I)*Pi*(-1 + y))/(y*z) + (-85*y + 122*y^2 - 49*y^3 - 60*z + 218*y*z - 237*y^2*z + 67*y^3*z + 180*z^2 - 181*y*z^2 + 115*y^2*z^2 - 180*z^3 + 48*y*z^3 + 60*z^4)/(12*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 0, 0, z] + ((29*y - 22*y^2 + 2*y^3 - 30*z - 34*y*z + 33*y^2*z - 11*y^3*z + 90*z^2 - 19*y*z^2 - 11*y^2*z^2 - 90*z^3 + 24*y*z^3 + 30*z^4)*G[1, 1, 0, z])/(6*y^2*(-1 + z)*z* (-1 + y + z)) + (((-3*I)*Pi*(-1 + y))/(y*z) + (10*y - 8*y^2 + y^3 + 30*z - 44*y*z + 33*y^2*z - 19*y^3*z - 90*z^2 + 58*y*z^2 - 25*y^2*z^2 + 90*z^3 - 24*y*z^3 - 30*z^4)/ (6*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 1 - y, 0, z] + (((9*I)*Pi*(-1 + y))/(y*z) + (77*y^4 - 154*y^5 + 77*y^6 + 237*y^3*z - 610*y^4*z + 324*y^5*z + 13*y^6*z + 159*y^2*z^2 - 888*y^3*z^2 + 629*y^4*z^2 + 100*y^5*z^2 + 257*y*z^3 - 796*y^2*z^3 + 749*y^3*z^3 + 174*y^4*z^3 + 60*z^4 - 742*y*z^4 + 900*y^2*z^4 - 8*y^3*z^4 - 180*z^5 + 713*y*z^5 - 263*y^2*z^5 + 180*z^6 - 228*y*z^6 - 60*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1 - y, 0, 0, z] + ((-20*y^4 + 64*y^5 - 38*y^6 + 9*y^3*z + 175*y^4*z - 225*y^5*z + 47*y^6*z + 162*y^2*z^2 - 72*y^3*z^2 - 362*y^4*z^2 + 188*y^5*z^2 + 160*y*z^3 - 584*y^2*z^3 + 88*y^3*z^3 + 234*y^4*z^3 + 60*z^4 - 548*y*z^4 + 699*y^2*z^4 - 16*y^3*z^4 - 180*z^5 + 616*y*z^5 - 277*y^2*z^5 + 180*z^6 - 228*y*z^6 - 60*z^7)*G[1 - y, 1, 0, z])/ (12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (((-3*I)*Pi*(-1 + y))/(y*z) + (-43*y^4 + 86*y^5 - 43*y^6 - 171*y^3*z + 374*y^4*z - 162*y^5*z - 29*y^6*z - 225*y^2*z^2 + 720*y^3*z^2 - 349*y^4*z^2 - 140*y^5*z^2 - 223*y*z^3 + 860*y^2*z^3 - 637*y^3*z^3 - 198*y^4*z^3 - 60*z^4 + 674*y*z^4 - 906*y^2*z^4 + 16*y^3*z^4 + 180*z^5 - 679*y*z^5 + 271*y^2*z^5 - 180*z^6 + 228*y*z^6 + 60*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1 - y, 1 - y, 0, z] + (((-6*I)*Pi*(-1 + y))/(y*z) + (-4*y^4 + 2*y^6 - 15*y^3*z + 9*y^4*z + 6*y^5*z - 41*y^2*z^2 + 39*y^3*z^2 + 14*y^4*z^2 + 23*y*z^3 - 13*y^2*z^3 + 36*y^3*z^3 + 9*z^4 - 63*y*z^4 + 54*y^2*z^4 - 20*z^5 + 38*y*z^5 + 10*z^6)/(2*y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 0, z] + (57*(-1 + y)*G[0, 0, 0, 0, z])/(2*y*z) - (15*(-1 + y)*G[0, 0, 1, 0, z])/(2*y*z) - (29*(-1 + y)*G[0, 0, 1 - y, 0, z])/(2*y*z) - (21*(-1 + y)*G[0, 1, 0, 0, z])/(2*y*z) + ((-1 + y)*G[0, 1, 1, 0, z])/ (y*z) + (7*(-1 + y)*G[0, 1, 1 - y, 0, z])/(2*y*z) - (13*(-1 + y)*G[0, 1 - y, 0, 0, z])/(y*z) + ((-1 + y)*G[0, 1 - y, 1, 0, z])/(y*z) + (7*(-1 + y)*G[0, 1 - y, 1 - y, 0, z])/(y*z) + (5*(-1 + y)*G[0, -y, 1 - y, 0, z])/(y*z) - (13*(-1 + y)*G[1, 0, 0, 0, z])/(y*z) + (3*(-1 + y)*G[1, 0, 1, 0, z])/ (2*y*z) + (9*(-1 + y)*G[1, 0, 1 - y, 0, z])/(2*y*z) + ((-1 + y)*G[1, 1, 0, 0, z])/(y*z) + ((1 - y)*G[1, 1, 1, 0, z])/ (y*z) - (2*(-1 + y)*G[1, 1, 1 - y, 0, z])/(y*z) + (5*(-1 + y)*G[1, 1 - y, 0, 0, z])/(y*z) + ((-1 + y)*G[1, 1 - y, 1, 0, z])/(2*y*z) - (4*(-1 + y)*G[1, 1 - y, 1 - y, 0, z])/(y*z) - (17*(-1 + y)*G[1 - y, 0, 0, 0, z])/(2*y*z) + ((-1 + y)*G[1 - y, 0, 1, 0, z])/(2*y*z) + (4*(-1 + y)*G[1 - y, 0, 1 - y, 0, z])/(y*z) + (3*(-1 + y)*G[1 - y, 1, 0, 0, z])/(y*z) + (4*(-1 + y)*G[1 - y, 1, 1, 0, z])/(y*z) + ((1 - y)*G[1 - y, 1, 1 - y, 0, z])/(y*z) + (3*(-1 + y)*G[1 - y, 1 - y, 0, 0, z])/(y*z) + ((1 - y)*G[1 - y, 1 - y, 1 - y, 0, z])/(y*z) + (4*(-1 + y)*G[1 - y, -y, 1 - y, 0, z])/(y*z) + ((1 - y)*G[-y, 0, 1, 0, z])/(y*z) + (5*(-1 + y)*G[-y, 0, 1 - y, 0, z])/(y*z) + (6*(-1 + y)*G[-y, 1 - y, 0, 0, z])/(y*z) + ((1 - y)*G[-y, 1 - y, 1, 0, z])/(y*z) - (2*(-1 + y)*G[-y, 1 - y, 1 - y, 0, z])/(y*z) - (8*(-1 + y)*G[-y, -y, 1 - y, 0, z])/(y*z) + (((-12*I)*Pi*(-1 + y))/(y*z) + (454 - 1146*y + 984*y^2 - 292*y^3 - 908*z + 1901*y*z - 1258*y^2*z + 319*y^3*z + 454*z^2 - 755*y*z^2 + 247*y^2*z^2)/(36*(-1 + y)*y*(-1 + z)*z* (-1 + y + z)))*Zeta[3] + G[1 - y, z]* (((I/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(21*y^3 - 50*y^4 + 27*y^5 + 54*y^2*z - 183*y^3*z + 129*y^4*z - 6*y^5*z + 21*y*z^2 - 216*y^2*z^2 + 237*y^3*z^2 - 16*y^4*z^2 + 21*z^3 - 92*y*z^3 + 183*y^2*z^3 - 12*y^3*z^3 - 42*z^4 + 69*y*z^4 + 21*z^5 + 2*y*z^5))/(24*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (13*(-1 + y)*Zeta[3])/(y*z)) + G[1, z]* (((I/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-13 + 10*y - y^2 + 26*z - 22*y*z + 10*y^2*z - 13*z^2 + 12*y*z^2))/(12*y*(-1 + z)*z* (-1 + y + z)) + ((-1 + y)*Zeta[3])/(2*y*z)) + G[0, z]*((((13*I)/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-560 + 1180*y - 605*y^2 + 1120*z - 2415*y*z + 1001*y^2*z - 560*z^2 + 1235*y*z^2))/(72*y*(-1 + z)*z*(-1 + y + z)) + ((I/36)*Pi*(-679*y^2 + 1358*y^3 - 679*y^4 - 1358*y*z + 4101*y^2*z - 2348*y^3*z + 76*y^4*z - 679*z^2 + 4560*y*z^2 - 3527*y^2*z^2 - 216*y^3*z^2 + 1223*z^3 - 2861*y*z^3 - 498*y^2*z^3 - 409*z^4 - 341*y*z^4 - 135*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (17891*y^2 - 54393*y^3 + 55113*y^4 - 18611*y^5 + 35782*y*z - 155620*y^2*z + 207607*y^3*z - 97470*y^4*z + 9701*y^5*z + 17891*z^2 - 163829*y*z^2 + 306394*y^2*z^2 - 193579*y^3*z^2 + 33447*y^4*z^2 - 32578*z^3 + 165383*y*z^3 - 181756*y^2*z^3 + 49275*y^3*z^3 + 11483*z^4 - 33808*y*z^4 + 22001*y^2*z^4 + 3204*z^5 - 3528*y*z^5)/(864*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2) + (9*(-1 + y)*Zeta[3])/(y*z))) - (64*(-1 + y)*Zeta[5])/(15*y*z)))/eps + Nc^3*((618377*Pi^6*(-1 + y))/(1632960*y*z) + ((I/93312)*Pi*(-22986803 + 22986803*y + 8732826*z))/(y*z) + (-252283877 + 252283877*y + 101640663*z)/(839808*y*z) - ((I/4320)*Pi^5*(15373 - 44175*y + 42717*y^2 - 13915*y^3 - 61492*z + 160175*y*z - 139726*y^2*z + 41475*y^3*z + 92238*z^2 - 215475*y*z^2 + 163578*y^2*z^2 - 41637*y^3*z^2 - 61492*z^3 + 127989*y*z^3 - 79710*y^2*z^3 + 14509*y^3*z^3 + 15373*z^4 - 28514*y*z^4 + 12709*y^2*z^4))/((-1 + y)*y*(-1 + z)^3*z*(-1 + y + z)) - ((I/7776)*Pi^3*(-4945*y^2 + 10160*y^3 - 5215*y^4 - 9890*y*z - 50871*y^2*z - 7913*y^3*z + 85216*y^4*z - 4945*z^2 - 179418*y*z^2 + 153013*y^2*z^2 + 157755*y^3*z^2 - 15949*z^3 + 304882*y*z^3 - 17196*y^2*z^3 + 46733*z^4 - 115574*y*z^4 - 25839*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-41674669*y^2 + 124691583*y^3 - 124359159*y^4 + 41342245*y^5 - 83349338*y*z + 334638920*y^2*z - 462664355*y^3*z + 259830762*y^4*z - 48455989*y^5*z - 41674669*z^2 + 299115067*y*z^2 - 608246054*y^2*z^2 + 493466819*y^3*z^2 - 142585347*y^4*z^2 + 94534466*z^3 - 333985783*y*z^3 + 387907436*y^2*z^3 - 148380303*y^3*z^3 - 64044925*z^4 + 129480998*y*z^4 - 65511889*y^2*z^4 + 11185128*z^5 - 11260944*y*z^5))/(559872*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2) + (Pi^4*(-791435*y^2 + 2300577*y^3 - 2227965*y^4 + 718823*y^5 - 1582870*y*z + 8040314*y^2*z - 13110223*y^3*z + 8585832*y^4*z - 1939389*y^5*z - 791435*z^2 + 9523345*y*z^2 - 25828985*y^2*z^2 + 27599520*y^3*z^2 - 12256290*y^4*z^2 + 1760181*y^5*z^2 + 3309992*z^3 - 21217633*y*z^3 + 38233264*y^2*z^3 - 27463176*y^3*z^3 + 7682352*y^4*z^3 - 532127*y^5*z^3 - 5323674*z^4 + 22522717*y*z^4 - 28433249*y^2*z^4 + 12997975*y^3*z^4 - 1776441*y^4*z^4 + 4021964*z^5 - 11695441*y*z^5 + 9999302*y^2*z^5 - 2332161*y^3*z^5 - 1355699*z^6 + 2588734*y*z^6 - 1226699*y^2*z^6 + 138852*z^7 - 138852*y*z^7))/(103680*(-1 + y)*y*(-1 + z)^3*z* (-1 + y + z)*(y + z)^2) + (8*(-1 + y)*G[0, 1 - y, -y, z]* G[1, 1, 0, y])/(y*z) - (22*(-1 + y)*G[0, -y, -y, z]*G[1, 1, 0, y])/ (y*z) + (3*(-1 + y)*G[1, 0, -y, z]*G[1, 1, 0, y])/(y*z) + G[0, -y, 0, z]*((-17*(-1 + y)*G[1, 0, 0, y])/(y*z) + (5*(-1 + y)*G[1, 1, 0, y])/(y*z)) + G[0, 0, -y, z]* ((12*(-1 + y)*G[0, 1, 0, y])/(y*z) + (12*(-1 + y)*G[1, 1, 0, y])/ (y*z)) + (((-1/2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(11*y^4 - 57*y^5 + 75*y^6 - 29*y^7 - 6*y^3*z - 115*y^4*z + 178*y^5*z - 5*y^6*z - 52*y^7*z - 99*y^2*z^2 + 135*y^3*z^2 - 67*y^4*z^2 + 263*y^5*z^2 - 232*y^6*z^2 - 79*y*z^3 + 411*y^2*z^3 - 591*y^3*z^3 + 613*y^4*z^3 - 384*y^5*z^3 - 30*z^4 + 308*y*z^4 - 677*y^2*z^4 + 619*y^3*z^4 - 280*y^4*z^4 + 90*z^5 - 379*y*z^5 + 365*y^2*z^5 - 76*y^3*z^5 - 90*z^6 + 150*y*z^6 + 30*z^7))/ (72*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, 1 - y, z] + (((32*I)*Pi*(-1 + y))/(y*z) + (521*Pi^2*(-1 + y))/(12*y*z) + (-289 + 289*y - 57*z)/(4*y*z))* G[0, 0, 0, 0, y] + ((521*Pi^2*(-1 + y))/(12*y*z) - ((4*I)*Pi*(-8 + 8*y + 8*z + 19*y*z))/(y*(-1 + z)*z) + (578 - 578*y - 560*z - 83*y*z - 18*z^2)/(8*y*(-1 + z)*z))* G[0, 0, 0, 0, z] + (12*Pi^2*(-1 + y)*G[0, 0, 0, 1, y])/(y*z) + (31*Pi^2*(-1 + y)*G[0, 0, 0, 1, z])/(6*y*z) + (25*Pi^2*(-1 + y)*G[0, 0, 0, 1 - y, z])/(3*y*z) + ((-245*Pi^2*(-1 + y))/(8*y*z) + (-1580*y^4 + 4422*y^5 - 4170*y^6 + 1328*y^7 - 5403*y^3*z + 17636*y^4*z - 19351*y^5*z + 8192*y^6*z - 1052*y^7*z - 7548*y^2*z^2 + 30332*y^3*z^2 - 38893*y^4*z^2 + 19623*y^5*z^2 - 3470*y^6*z^2 - 3776*y*z^3 + 25248*y^2*z^3 - 42891*y^3*z^3 + 26113*y^4*z^3 - 4694*y^5*z^3 - 702*z^4 + 10094*y*z^4 - 26062*y^2*z^4 + 20454*y^3*z^4 - 3828*y^4*z^4 + 1964*z^5 - 9370*y*z^5 + 10152*y^2*z^5 - 2768*y^3*z^5 - 1836*z^6 + 3626*y*z^6 - 1790*y^2*z^6 + 574*z^7 - 574*y*z^7)/ (24*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + ((I/2)*Pi*(-49*y^4 + 111*y^5 - 84*y^6 + 22*y^7 - 165*y^3*z + 461*y^4*z - 365*y^5*z + 67*y^6*z + 5*y^7*z - 186*y^2*z^2 + 756*y^3*z^2 - 730*y^4*z^2 + 95*y^5*z^2 + 71*y^6*z^2 - 130*y*z^3 + 726*y^2*z^3 - 948*y^3*z^3 + 193*y^4*z^3 + 159*y^5*z^3 - 27*z^4 + 407*y*z^4 - 893*y^2*z^4 + 436*y^3*z^4 + 71*y^4*z^4 + 87*z^5 - 451*y*z^5 + 467*y^2*z^5 - 106*y^3*z^5 - 90*z^6 + 204*y*z^6 - 114*y^2*z^6 + 30*z^7 - 30*y*z^7))/((-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 0, 1, 0, y] + ((-207*Pi^2*(-1 + y))/(8*y*z) + ((I/6)*Pi*(128*y^4 - 256*y^5 + 128*y^6 + 384*y^3*z - 1298*y^4*z + 938*y^5*z - 159*y^6*z + 519*y^2*z^2 - 2394*y^3*z^2 + 2796*y^4*z^2 - 603*y^5*z^2 - 75*y^6*z^2 - 115*y*z^3 - 1846*y^2*z^3 + 4058*y^3*z^3 - 1205*y^4*z^3 - 629*y^5*z^3 + 115*y^6*z^3 - 81*z^4 + 820*y*z^4 + 1724*y^2*z^4 - 1425*y^3*z^4 - 1507*y^4*z^4 + 577*y^5*z^4 + 423*z^5 - 2112*y*z^5 + 714*y^2*z^5 - 1731*y^3*z^5 + 1113*y^4*z^5 - 873*z^6 + 2566*y*z^6 - 1829*y^2*z^6 + 1117*y^3*z^6 + 891*z^7 - 1501*y*z^7 + 718*y^2*z^7 - 450*z^8 + 342*y*z^8 + 90*z^9))/(y^2*(-1 + z)^3*z*(-1 + y + z)* (y + z)^3) + (4205*y^4 - 8176*y^5 + 3971*y^6 + 13254*y^3*z - 41687*y^4*z + 35516*y^5*z - 9255*y^6*z + 10755*y^2*z^2 - 75948*y^3*z^2 + 107847*y^4*z^2 - 48978*y^5*z^2 + 6171*y^6*z^2 - 1339*y*z^3 - 42826*y^2*z^3 + 143438*y^3*z^3 - 105911*y^4*z^3 + 22990*y^5*z^3 - 965*y^6*z^3 - 2106*z^4 + 12532*y*z^4 + 52511*y^2*z^4 - 102996*y^3*z^4 + 33194*y^4*z^4 - 1586*y^5*z^4 + 10104*z^5 - 36840*y*z^5 - 7695*y^2*z^5 + 13242*y^3*z^5 + 2118*y^4*z^5 - 19398*z^6 + 48682*y*z^6 - 24458*y^2*z^6 + 8932*y^3*z^6 + 18630*z^7 - 30277*y*z^7 + 11713*y^2*z^7 - 8952*z^8 + 7242*y*z^8 + 1722*z^9)/(72*y^2*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3))* G[0, 0, 1, 0, z] - (49*Pi^2*(-1 + y)*G[0, 0, 1, 1, y])/(6*y*z) - (4*Pi^2*(-1 + y)*G[0, 0, 1, 1, z])/(3*y*z) - (19*Pi^2*(-1 + y)*G[0, 0, 1, 1 - y, z])/(12*y*z) + (55*Pi^2*(-1 + y)*G[0, 0, 1 - y, 0, z])/(12*y*z) - (65*Pi^2*(-1 + y)*G[0, 0, 1 - y, 1 - y, z])/(12*y*z) - (2*Pi^2*(-1 + y)*G[0, 0, -y, 1 - y, z])/(y*z) + ((-157*Pi^2*(-1 + y))/(6*y*z) - ((I/12)*Pi*(289*y^3 - 651*y^4 + 489*y^5 - 127*y^6 + 1029*y^2*z - 2855*y^3*z + 2354*y^4*z - 529*y^5*z + 19*y^6*z + 1623*y*z^2 - 5523*y^2*z^2 + 5173*y^3*z^2 - 1061*y^4*z^2 - 176*y^5*z^2 + 289*z^3 - 3897*y*z^3 + 5961*y^2*z^3 - 1711*y^3*z^3 - 642*y^4*z^3 - 578*z^4 + 2348*y*z^4 - 1126*y^2*z^4 - 680*y^3*z^4 + 289*z^5 - 74*y*z^5 - 233*y^2*z^5))/ ((-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (-4402*y^3 + 12210*y^4 - 11292*y^5 + 3484*y^6 - 15906*y^2*z + 50132*y^3*z - 53942*y^4*z + 22576*y^5*z - 2926*y^6*z - 18168*y*z^2 + 79356*y^2*z^2 - 106543*y^3*z^2 + 55391*y^4*z^2 - 10168*y^5*z^2 - 5725*z^3 + 52506*y*z^3 - 100959*y^2*z^3 + 67837*y^3*z^3 - 13659*y^4*z^3 + 11072*z^4 - 41096*y*z^4 + 38296*y^2*z^4 - 8140*y^3*z^4 - 4969*z^5 + 6380*y*z^5 - 1345*y^2*z^5 - 378*z^6 + 378*y*z^6)/(72*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, 0, y] + ((-331*Pi^2*(-1 + y))/(12*y*z) + ((I/12)*Pi*(289*y^3 - 578*y^4 + 289*y^5 + 1029*y^2*z - 3052*y^3*z + 1900*y^4*z - 129*y^5*z + 1623*y*z^2 - 6606*y^2*z^2 + 6186*y^3*z^2 - 18*y^4*z^2 - 591*y^5*z^2 + 289*z^3 - 7070*y*z^3 + 11830*y^2*z^3 - 922*y^3*z^3 - 3262*y^4*z^3 + 413*y^5*z^3 - 1156*z^4 + 10771*y*z^4 - 5406*y^2*z^4 - 5789*y^3*z^4 + 1904*y^4*z^4 + 1734*z^5 - 6123*y*z^5 - 3273*y^2*z^5 + 3234*y^3*z^5 - 1156*z^6 + 134*y*z^6 + 2408*y^2*z^6 + 289*z^7 + 665*y*z^7))/(y*(-1 + z)^3*z*(-1 + y + z)* (y + z)^3) + (4555*y^3 - 8948*y^4 + 4393*y^5 + 16455*y^2*z - 47062*y^3*z + 37492*y^4*z - 8637*y^5*z + 18015*y*z^2 - 97626*y^2*z^2 + 119649*y^3*z^2 - 45450*y^4*z^2 + 4395*y^5*z^2 + 5176*z^3 - 82457*y*z^3 + 190480*y^2*z^3 - 109327*y^3*z^3 + 14960*y^4*z^3 - 73*y^5*z^3 - 20128*z^4 + 135193*y*z^4 - 146448*y^2*z^4 + 25612*y^3*z^4 + 2180*y^4*z^4 + 28446*z^5 - 91167*y*z^5 + 29517*y^2*z^5 + 6807*y^3*z^5 - 16294*z^6 + 16352*y*z^6 + 7700*y^2*z^6 + 1882*z^7 + 4064*y*z^7 + 918*z^8)/ (72*y*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, 0, z] - (41*Pi^2*(-1 + y)*G[0, 1, 0, 1, y])/(6*y*z) - (4*Pi^2*(-1 + y)*G[0, 1, 0, 1, z])/(3*y*z) - (7*Pi^2*(-1 + y)*G[0, 1, 0, 1 - y, z])/(3*y*z) + ((13*Pi^2*(-1 + y))/(y*z) + (-2390*y^4 + 4204*y^5 - 1913*y^6 - 5442*y^3*z + 13564*y^4*z - 6318*y^5*z + 293*y^6*z - 1542*y^2*z^2 + 11112*y^3*z^2 - 2846*y^4*z^2 - 2746*y^5*z^2 + 3811*y*z^3 - 9191*y^2*z^3 + 15184*y^3*z^3 - 13188*y^4*z^3 + 2106*z^4 - 17030*y*z^4 + 30288*y^2*z^4 - 22474*y^3*z^4 - 5892*z^5 + 22171*y*z^5 - 19555*y^2*z^5 + 5508*z^6 - 8952*y*z^6 - 1722*z^7)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - ((I/12)*Pi*(86*y^4 - 28*y^5 - 22*y^6 + 123*y^3*z - 157*y^4*z - 483*y^5*z + 265*y^6*z - 102*y^2*z^2 + 120*y^3*z^2 - 1474*y^4*z^2 + 1240*y^5*z^2 - 400*y*z^3 + 1148*y^2*z^3 - 2212*y^3*z^3 + 2274*y^4*z^3 - 162*z^4 + 1520*y*z^4 - 2463*y^2*z^4 + 2212*y^3*z^4 + 522*z^5 - 1804*y*z^5 + 1417*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/(y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 1, 0, y] + ((8*Pi^2*(-1 + y))/(y*z) - ((I/6)*Pi*(-158*y^3 + 136*y^4 - 23*y^5 - 501*y^2*z + 751*y^3*z - 318*y^4*z + 77*y^5*z - 600*y*z^2 + 1536*y^2*z^2 - 1001*y^3*z^2 + 344*y^4*z^2 - 158*z^3 + 1336*y*z^3 - 1397*y^2*z^3 + 570*y^3*z^3 + 316*z^4 - 849*y*z^4 + 416*y^2*z^4 - 158*z^5 + 113*y*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (-442*y^3 - 268*y^4 + 674*y^5 - 1587*y^2*z - 441*y^3*z + 1819*y^4*z - 169*y^5*z - 594*y*z^2 + 327*y^2*z^2 + 2949*y^3*z^2 + 631*y^4*z^2 - 469*y^5*z^2 - 874*z^3 - 574*y*z^3 + 5372*y^2*z^3 + 514*y^3*z^3 - 2074*y^4*z^3 + 1776*z^4 + 4999*y*z^4 - 4414*y^2*z^4 - 2472*y^3*z^4 + 6*z^5 - 5972*y*z^5 + 338*y^2*z^5 - 1844*z^6 + 2141*y*z^6 + 936*z^7)/ (72*y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 1, 0, z] + (47*Pi^2*(-1 + y)*G[0, 1, 1, 1, y])/(12*y*z) + (Pi^2*(-1 + y)*G[0, 1, 1, 1, z])/(6*y*z) + (Pi^2*(-1 + y)*G[0, 1, 1, 1 - y, z])/(2*y*z) - (2*Pi^2*(-1 + y)*G[0, 1, 1 - y, 0, z])/(y*z) + (Pi^2*(-1 + y)*G[0, 1, 1 - y, 1, z])/(12*y*z) + (11*Pi^2*(-1 + y)*G[0, 1, 1 - y, 1 - y, z])/(6*y*z) + (29*Pi^2*(-1 + y)*G[0, 1 - y, 0, 0, z])/(12*y*z) + (Pi^2*(-1 + y)*G[0, 1 - y, 0, 1, z])/(2*y*z) - (11*Pi^2*(-1 + y)*G[0, 1 - y, 0, 1 - y, z])/(3*y*z) + ((215*Pi^2*(-1 + y))/(12*y*z) + ((I/12)*Pi*(-440*y^4 + 880*y^5 - 440*y^6 - 1347*y^3*z + 3511*y^4*z - 2217*y^5*z + 197*y^6*z - 1176*y^2*z^2 + 5280*y^3*z^2 - 4586*y^4*z^2 + 608*y^5*z^2 - 926*y*z^3 + 4204*y^2*z^3 - 5036*y^3*z^3 + 786*y^4*z^3 - 162*z^4 + 2572*y*z^4 - 4017*y^2*z^4 + 860*y^3*z^4 + 522*z^5 - 2330*y*z^5 + 989*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/ (y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (-3520*y^4 + 7256*y^5 - 3736*y^6 - 10533*y^3*z + 28073*y^4*z - 18819*y^5*z + 2431*y^6*z - 14070*y^2*z^2 + 46296*y^3*z^2 - 37552*y^4*z^2 + 7648*y^5*z^2 - 9379*y*z^3 + 43181*y^2*z^3 - 43276*y^3*z^3 + 9084*y^4*z^3 - 2106*z^4 + 23810*y*z^4 - 34434*y^2*z^4 + 6208*y^3*z^4 + 5892*z^5 - 19135*y*z^5 + 5323*y^2*z^5 - 5508*z^6 + 4704*y*z^6 + 1722*z^7)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[0, 1 - y, 1, 0, z] - (3*Pi^2*(-1 + y)*G[0, 1 - y, 1, 1, z])/(4*y*z) + (5*Pi^2*(-1 + y)*G[0, 1 - y, 1, 1 - y, z])/(4*y*z) - (29*Pi^2*(-1 + y)*G[0, 1 - y, 1 - y, 0, z])/(12*y*z) + (Pi^2*(1 - y)*G[0, 1 - y, 1 - y, 1, z])/(2*y*z) + (13*Pi^2*(-1 + y)*G[0, 1 - y, 1 - y, 1 - y, z])/(6*y*z) - (4*Pi^2*(-1 + y)*G[0, 1 - y, -y, 1 - y, z])/(3*y*z) - (2*Pi^2*(-1 + y)*G[0, -y, 0, 1, z])/(3*y*z) - (13*Pi^2*(-1 + y)*G[0, -y, 0, 1 - y, z])/(6*y*z) - (5*Pi^2*(-1 + y)*G[0, -y, 1 - y, 0, z])/(6*y*z) - (2*Pi^2*(-1 + y)*G[0, -y, 1 - y, 1, z])/(3*y*z) + (5*Pi^2*(-1 + y)*G[0, -y, 1 - y, 1 - y, z])/(6*y*z) + (11*Pi^2*(-1 + y)*G[0, -y, -y, 1 - y, z])/(3*y*z) + ((-273*Pi^2*(-1 + y))/(8*y*z) - ((I/6)*Pi*(178 - 356*y + 178*y^2 - 178*z + 25*y*z))/(y*z*(-1 + y + z)) + (-4370*y^2 + 9046*y^3 - 4676*y^4 - 7975*y*z + 22147*y^2*z - 13008*y^3*z - 6971*z^2 + 22970*y*z^2 - 13203*y^2*z^2 + 6503*z^3 - 4403*y*z^3 + 468*z^4)/(72*y*z*(-1 + y + z)*(y + z)^2))* G[1, 0, 0, 0, y] + ((-811*Pi^2*(-1 + y))/(24*y*z) + ((I/6)*Pi*(178 - 356*y + 178*y^2 - 356*z + 138*y*z + 65*y^2*z + 178*z^2 + 218*y*z^2))/(y*(-1 + z)*z*(-1 + y + z)) + (-6971*y^2 + 13798*y^3 - 6827*y^4 - 14707*y*z + 48428*y^2*z - 40397*y^3*z + 8614*y^4*z - 4370*z^2 + 56074*y*z^2 - 80983*y^2*z^2 + 29644*y^3*z^2 - 1949*y^4*z^2 + 11346*z^3 - 65329*y*z^3 + 40174*y^2*z^3 - 3369*y^3*z^3 - 7818*z^4 + 21588*y*z^4 - 810*y^2*z^4 - 922*z^5 + 2374*y*z^5 + 1764*z^6)/ (72*y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^2))*G[1, 0, 0, 0, z] - (23*Pi^2*(-1 + y)*G[1, 0, 0, 1, y])/(3*y*z) - (4*Pi^2*(-1 + y)*G[1, 0, 0, 1, z])/(3*y*z) - (11*Pi^2*(-1 + y)*G[1, 0, 0, 1 - y, z])/(4*y*z) + ((131*Pi^2*(-1 + y))/(6*y*z) + ((I/12)*Pi*(-202*y^4 + 332*y^5 - 148*y^6 - 669*y^3*z + 1427*y^4*z - 537*y^5*z + 13*y^6*z - 570*y^2*z^2 + 2352*y^3*z^2 - 1096*y^4*z^2 - 200*y^5*z^2 - 796*y*z^3 + 2444*y^2*z^3 - 1726*y^3*z^3 - 534*y^4*z^3 - 198*z^4 + 2240*y*z^4 - 2607*y^2*z^4 - 92*y^3*z^4 + 558*z^5 - 2128*y*z^5 + 733*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/ (y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (-3280*y^4 + 6416*y^5 - 3208*y^6 - 8919*y^3*z + 23045*y^4*z - 14940*y^5*z + 2524*y^6*z - 10956*y^2*z^2 + 35070*y^3*z^2 - 25969*y^4*z^2 + 6472*y^5*z^2 - 6835*y*z^3 + 30731*y^2*z^3 - 26035*y^3*z^3 + 4152*y^4*z^3 - 1302*z^4 + 16874*y*z^4 - 20709*y^2*z^4 - 800*y^3*z^4 + 4368*z^5 - 13699*y*z^5 + 934*y^2*z^5 - 4788*z^6 + 3660*y*z^6 + 1722*z^7)/(72*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1, 0, 1, 0, y] + ((77*Pi^2*(-1 + y))/(6*y*z) - (((3*I)/4)*Pi*(15*y - 14*y^2 + 3*y^3 + 20*z - 31*y*z + 15*y^2*z - 40*z^2 + 16*y*z^2 + 20*z^3))/(y^2*z*(-1 + y + z)) + (1088*y^3 - 2578*y^4 + 1493*y^5 + 607*y^2*z - 7577*y^3*z + 8156*y^4*z - 2347*y^5*z - 2779*y*z^2 - 694*y^2*z^2 + 12568*y^3*z^2 - 7372*y^4*z^2 + 890*y^5*z^2 - 1704*z^3 + 12921*y*z^3 - 4124*y^2*z^3 - 6262*y^3*z^3 + 1866*y^4*z^3 + 6834*z^4 - 22089*y*z^4 + 7830*y^2*z^4 + 219*y^3*z^4 - 10278*z^5 + 16531*y*z^5 - 3619*y^2*z^5 + 6870*z^6 - 4584*y*z^6 - 1722*z^7)/ (72*y^2*(-1 + z)^2*z*(-1 + y + z)*(y + z)^2))*G[1, 0, 1, 0, z] + (59*Pi^2*(-1 + y)*G[1, 0, 1, 1, y])/(12*y*z) + (5*Pi^2*(-1 + y)*G[1, 0, 1, 1, z])/(6*y*z) + (Pi^2*(-1 + y)*G[1, 0, 1, 1 - y, z])/(12*y*z) - (7*Pi^2*(-1 + y)*G[1, 0, 1 - y, 0, z])/(3*y*z) + (Pi^2*(-1 + y)*G[1, 0, 1 - y, 1, z])/(12*y*z) + (2*Pi^2*(-1 + y)*G[1, 0, 1 - y, 1 - y, z])/(y*z) + (Pi^2*(1 - y)*G[1, 0, -y, 1 - y, z])/(2*y*z) + ((113*Pi^2*(-1 + y))/(6*y*z) - (((3*I)/4)*Pi*(11*y^3 - 22*y^4 + 11*y^5 + 15*y^2*z - 70*y^3*z + 30*y^4*z + y^5*z - 51*y*z^2 - 12*y^2*z^2 + 17*y^3*z^2 + 28*y^4*z^2 + 11*z^3 + 80*y*z^3 - 67*y^2*z^3 + 78*y^3*z^3 - 22*z^4 - 54*y*z^4 + 76*y^2*z^4 + 11*z^5 + 25*y*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (-902*y^3 + 1888*y^4 - 986*y^5 - 1821*y^2*z + 6055*y^3*z - 4348*y^4*z + 800*y^5*z - 1016*y*z^2 + 6008*y^2*z^2 - 6011*y^3*z^2 + 1902*y^4*z^2 - 410*z^3 + 1334*y*z^3 - 1531*y^2*z^3 + 300*y^3*z^3 - 194*z^4 + 2658*y*z^4 - 2842*y^2*z^4 + 1540*z^5 - 2976*y*z^5 - 936*z^6)/(24*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, 0, y] + ((8*Pi^2*(-1 + y))/(y*z) - ((I/6)*Pi*(-176*y + 208*y^2 - 68*y^3 - 90*z + 424*y*z - 447*y^2*z + 203*y^3*z + 270*z^2 - 320*y*z^2 + 239*y^2*z^2 - 270*z^3 + 72*y*z^3 + 90*z^4))/(y^2*(-1 + z)*z*(-1 + y + z)) + (-781*y^3 + 926*y^4 - 61*y^5 - 3356*y^2*z + 5191*y^3*z - 4567*y^4*z + 1364*y^5*z - 3883*y*z^2 + 14510*y^2*z^2 - 14282*y^3*z^2 + 8912*y^4*z^2 - 1339*y^5*z^2 - 1704*z^3 + 15891*y*z^3 - 25061*y^2*z^3 + 17501*y^3*z^3 - 5343*y^4*z^3 + 6834*z^4 - 24375*y*z^4 + 20088*y^2*z^4 - 7665*y^3*z^4 - 10278*z^5 + 16609*y*z^5 - 6181*y^2*z^5 + 6870*z^6 - 4242*y*z^6 - 1722*z^7)/ (72*y^2*(-1 + z)^2*z*(-1 + y + z)*(y + z)^2))*G[1, 1, 0, 0, z] + (41*Pi^2*(-1 + y)*G[1, 1, 0, 1, y])/(12*y*z) + (Pi^2*(-1 + y)*G[1, 1, 0, 1, z])/(6*y*z) + (5*Pi^2*(-1 + y)*G[1, 1, 0, 1 - y, z])/(6*y*z) + ((-37*Pi^2*(-1 + y))/(6*y*z) + ((I/2)*Pi*(-y + 2*y^2 - y^3 + 30*z - 22*y*z - 69*y^2*z + 37*y^3*z - 90*z^2 + 47*y*z^2 + 67*y^2*z^2 + 90*z^3 - 24*y*z^3 - 30*z^4))/(y^2*(-1 + z)*z*(-1 + y + z)) + (313*y^4 - 692*y^5 + 379*y^6 + 1189*y^3*z - 2254*y^4*z + 612*y^5*z + 113*y^6*z + 1733*y^2*z^2 - 3968*y^3*z^2 - 586*y^4*z^2 + 1556*y^5*z^2 + 2206*y*z^3 - 5895*y^2*z^3 - 57*y^3*z^3 + 4003*y^4*z^3 + 568*z^4 - 5980*y*z^4 + 4430*y^2*z^4 + 3328*y^3*z^4 - 1710*z^5 + 5384*y*z^5 - 268*y^2*z^5 + 1716*z^6 - 1610*y*z^6 - 574*z^7)/(24*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 1, 0, y] + G[-y, -y, z]* ((((24*I)*Pi*(-1 + y))/(y*z) + (-22*y^4 + 164*y^5 - 112*y^6 + 39*y^3*z + 337*y^4*z - 376*y^5*z + 549*y^2*z^2 - 273*y^3*z^2 - 474*y^4*z^2 - 247*y*z^3 - 61*y^2*z^3 - 376*y^3*z^3 - 75*z^4 + 565*y*z^4 - 364*y^2*z^4 + 180*z^5 - 288*y*z^5 - 90*z^6)/ (6*y^2*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (((24*I)*Pi*(-1 + y))/(y*z) + (-22*y^4 + 164*y^5 - 112*y^6 + 39*y^3*z + 337*y^4*z - 376*y^5*z + 549*y^2*z^2 - 273*y^3*z^2 - 474*y^4*z^2 - 247*y*z^3 - 61*y^2*z^3 - 376*y^3*z^3 - 75*z^4 + 565*y*z^4 - 364*y^2*z^4 + 180*z^5 - 288*y*z^5 - 90*z^6)/ (6*y^2*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + (16*(-1 + y)*G[0, 0, 1, 0, y])/(y*z) - (24*(-1 + y)*G[0, 1, 0, 0, y])/ (y*z) + (6*(-1 + y)*G[0, 1, 1, 0, y])/(y*z) - (22*(-1 + y)*G[1, 0, 1, 0, y])/(y*z) - (24*(-1 + y)*G[1, 1, 0, 0, y])/ (y*z) - (4*(-1 + y)*G[1, 1, 1, 0, y])/(y*z)) + G[-y, 0, z]*((((-12*I)*Pi*(-1 + y))/(y*z) + (11*y^4 - 70*y^5 + 47*y^6 - 36*y^3*z - 92*y^4*z + 128*y^5*z - 324*y^2*z^2 + 324*y^3*z^2 + 72*y^4*z^2 + 74*y*z^3 + 254*y^2*z^3 - 52*y^3*z^3 + 21*z^4 - 152*y*z^4 - 13*y^2*z^4 - 60*z^5 + 60*y*z^5 + 30*z^6)/(6*y^2*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (((18*I)*Pi*(-1 + y))/(y*z) + (-38*y^4 + 244*y^5 - 164*y^6 - 93*y^3*z + 761*y^4*z - 668*y^5*z + 309*y^2*z^2 + 663*y^3*z^2 - 1242*y^4*z^2 - 623*y*z^3 + 1231*y^2*z^3 - 1568*y^3*z^3 - 195*z^4 + 1505*y*z^4 - 1472*y^2*z^4 + 420*z^5 - 852*y*z^5 - 210*z^6)/ (12*y^2*z*(-1 + y + z)*(y + z)^3))*G[1, 0, 0, y] + (((-9*I)*Pi*(-1 + y))/(y*z) + (-16*y^4 - 16*y^5 + 20*y^6 - 57*y^3*z - 5*y^4*z + 62*y^5*z - 225*y^2*z^2 + 141*y^3*z^2 + 138*y^4*z^2 + 227*y*z^3 - 277*y^2*z^3 + 332*y^3*z^3 + 81*z^4 - 587*y*z^4 + 488*y^2*z^4 - 180*z^5 + 342*y*z^5 + 90*z^6)/(12*y^2*z*(-1 + y + z)* (y + z)^3))*G[1, 1, 0, y] - (9*(-1 + y)*G[0, 0, 1, 0, y])/(y*z) + (12*(-1 + y)*G[0, 1, 0, 0, y])/(y*z) - (2*(-1 + y)*G[0, 1, 1, 0, y])/ (y*z) - (17*(-1 + y)*G[1, 0, 0, 0, y])/(y*z) + (14*(-1 + y)*G[1, 0, 1, 0, y])/(y*z) + (11*(-1 + y)*G[1, 1, 0, 0, y])/ (y*z) - (2*(-1 + y)*G[1, 1, 1, 0, y])/(y*z)) + G[1 - y, -y, z]*((((-12*I)*Pi*(-1 + y))/(y*z) + (47*y^4 - 117*y^5 + 99*y^6 - 29*y^7 + 177*y^3*z - 481*y^4*z + 481*y^5*z - 233*y^6*z + 56*y^7*z + 204*y^2*z^2 - 780*y^3*z^2 + 989*y^4*z^2 - 601*y^5*z^2 + 188*y^6*z^2 + 236*y*z^3 - 966*y^2*z^3 + 1305*y^3*z^3 - 797*y^4*z^3 + 237*y^5*z^3 + 63*z^4 - 733*y*z^4 + 1423*y^2*z^4 - 911*y^3*z^4 + 188*y^4*z^4 - 183*z^5 + 806*y*z^5 - 805*y^2*z^5 + 182*y^3*z^5 + 180*z^6 - 354*y*z^6 + 144*y^2*z^6 - 60*z^7 + 45*y*z^7)/(6*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (((-12*I)*Pi*(-1 + y))/(y*z) + (47*y^4 - 117*y^5 + 99*y^6 - 29*y^7 + 177*y^3*z - 481*y^4*z + 481*y^5*z - 233*y^6*z + 56*y^7*z + 204*y^2*z^2 - 780*y^3*z^2 + 989*y^4*z^2 - 601*y^5*z^2 + 188*y^6*z^2 + 236*y*z^3 - 966*y^2*z^3 + 1305*y^3*z^3 - 797*y^4*z^3 + 237*y^5*z^3 + 63*z^4 - 733*y*z^4 + 1423*y^2*z^4 - 911*y^3*z^4 + 188*y^4*z^4 - 183*z^5 + 806*y*z^5 - 805*y^2*z^5 + 182*y^3*z^5 + 180*z^6 - 354*y*z^6 + 144*y^2*z^6 - 60*z^7 + 45*y*z^7)/(6*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, y] - (8*(-1 + y)*G[0, 0, 1, 0, y])/(y*z) + (12*(-1 + y)*G[0, 1, 0, 0, y])/(y*z) - (3*(-1 + y)*G[0, 1, 1, 0, y])/ (y*z) + (11*(-1 + y)*G[1, 0, 1, 0, y])/(y*z) + (12*(-1 + y)*G[1, 1, 0, 0, y])/(y*z) + (2*(-1 + y)*G[1, 1, 1, 0, y])/ (y*z)) + G[0, -y, z]*((-3*Pi^2*(-1 + y)*G[1, 0, y])/(2*y*z) + (Pi^2*(1 - y)*G[1, 1, y])/(2*y*z) + (((-15*I)*Pi*(-1 + y))/(y*z) + (5*y^4 - 23*y^5 + 29*y^6 - 11*y^7 + 26*y^3*z - 90*y^4*z + 124*y^5*z - 80*y^6*z + 20*y^7*z - 7*y^2*z^2 - 100*y^3*z^2 + 270*y^4*z^2 - 232*y^5*z^2 + 69*y^6*z^2 + 137*y*z^3 - 408*y^2*z^3 + 572*y^3*z^3 - 437*y^4*z^3 + 131*y^5*z^3 + 44*z^4 - 519*y*z^4 + 1044*y^2*z^4 - 813*y^3*z^4 + 234*y^4*z^4 - 144*z^5 + 676*y*z^5 - 838*y^2*z^5 + 306*y^3*z^5 + 150*z^6 - 349*y*z^6 + 209*y^2*z^6 - 50*z^7 + 55*y*z^7)/(2*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, 1, 0, y] + (((-15*I)*Pi*(-1 + y))/(y*z) + (5*y^4 - 23*y^5 + 29*y^6 - 11*y^7 + 26*y^3*z - 90*y^4*z + 124*y^5*z - 80*y^6*z + 20*y^7*z - 7*y^2*z^2 - 100*y^3*z^2 + 270*y^4*z^2 - 232*y^5*z^2 + 69*y^6*z^2 + 137*y*z^3 - 408*y^2*z^3 + 572*y^3*z^3 - 437*y^4*z^3 + 131*y^5*z^3 + 44*z^4 - 519*y*z^4 + 1044*y^2*z^4 - 813*y^3*z^4 + 234*y^4*z^4 - 144*z^5 + 676*y*z^5 - 838*y^2*z^5 + 306*y^3*z^5 + 150*z^6 - 349*y*z^6 + 209*y^2*z^6 - 50*z^7 + 55*y*z^7)/(2*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1, 1, 0, y] - (5*(-1 + y)*G[0, 0, 1, 0, y])/(y*z) + (17*(-1 + y)*G[0, 1, 0, 0, y])/(y*z) + ((1 - y)*G[0, 1, 1, 0, y])/ (y*z) + (13*(-1 + y)*G[1, 0, 1, 0, y])/(y*z) + (17*(-1 + y)*G[1, 1, 0, 0, y])/(y*z) + (3*(-1 + y)*G[1, 1, 1, 0, y])/ (y*z)) + ((-9*Pi^2*(-1 + y))/(y*z) - ((I/3)*Pi*(10*y - 20*y^2 + 10*y^3 - 45*z + 16*y*z - 6*y^2*z + 44*y^3*z + 135*z^2 - 62*y*z^2 + 26*y^2*z^2 - 135*z^3 + 36*y*z^3 + 45*z^4))/(y^2*(-1 + z)*z*(-1 + y + z)) + (237*y^3 - 658*y^4 + 369*y^5 + 1102*y^2*z - 2668*y^3*z + 2135*y^4*z - 417*y^5*z + 1169*y*z^2 - 5060*y^2*z^2 + 5156*y^3*z^2 - 1573*y^4*z^2 + 568*z^3 - 4232*y*z^3 + 6895*y^2*z^3 - 2773*y^3*z^3 - 1710*z^4 + 4957*y*z^4 - 2937*y^2*z^4 + 1716*z^5 - 1894*y*z^5 - 574*z^6)/(24*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^2))* G[1, 1, 1, 0, z] - (19*Pi^2*(-1 + y)*G[1, 1, 1, 1, y])/(12*y*z) - (7*Pi^2*(-1 + y)*G[1, 1, 1, 1, z])/(3*y*z) + (2*Pi^2*(-1 + y)*G[1, 1, 1, 1 - y, z])/(3*y*z) + (Pi^2*(-1 + y)*G[1, 1, 1 - y, 0, z])/(2*y*z) + (2*Pi^2*(-1 + y)*G[1, 1, 1 - y, 1, z])/(3*y*z) + (Pi^2*(1 - y)*G[1, 1, 1 - y, 1 - y, z])/(3*y*z) - (9*Pi^2*(-1 + y)*G[1, 1 - y, 0, 0, z])/(4*y*z) + (Pi^2*(-1 + y)*G[1, 1 - y, 0, 1, z])/(12*y*z) + (25*Pi^2*(-1 + y)*G[1, 1 - y, 0, 1 - y, z])/(12*y*z) + ((-55*Pi^2*(-1 + y))/(12*y*z) + ((I/12)*Pi*(-5*y - 62*y^2 + 49*y^3 - 180*z + 154*y*z - 33*y^2*z + 59*y^3*z + 540*z^2 - 293*y*z^2 + 95*y^2*z^2 - 540*z^3 + 144*y*z^3 + 180*z^4))/ (y^2*(-1 + z)*z*(-1 + y + z)) + (554*y^3 - 1366*y^4 + 779*y^5 - 551*y^2*z - 2475*y^3*z + 2431*y^4*z - 41*y^5*z - 3007*y*z^2 + 4287*y^2*z^2 + 349*y^3*z^2 + 411*y^4*z^2 - 1704*z^3 + 10922*y*z^3 - 8780*y^2*z^3 + 2310*y^3*z^3 + 5130*z^4 - 12823*y*z^4 + 5044*y^2*z^4 - 5148*z^5 + 4908*y*z^5 + 1722*z^6)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[1, 1 - y, 1, 0, z] + (7*Pi^2*(-1 + y)*G[1, 1 - y, 1, 1, z])/(6*y*z) - (3*Pi^2*(-1 + y)*G[1, 1 - y, 1, 1 - y, z])/(4*y*z) + (2*Pi^2*(-1 + y)*G[1, 1 - y, 1 - y, 0, z])/(y*z) + (Pi^2*(1 - y)*G[1, 1 - y, 1 - y, 1, z])/(6*y*z) - (5*Pi^2*(-1 + y)*G[1, 1 - y, 1 - y, 1 - y, z])/(3*y*z) + (Pi^2*(1 - y)*G[1, 1 - y, -y, 1 - y, z])/(2*y*z) + (Pi^2*(1 - y)*G[1 - y, 0, 0, 0, z])/(3*y*z) + (2*Pi^2*(-1 + y)*G[1 - y, 0, 0, 1, z])/(3*y*z) - (29*Pi^2*(-1 + y)*G[1 - y, 0, 0, 1 - y, z])/(12*y*z) + ((161*Pi^2*(-1 + y))/(12*y*z) + ((I/12)*Pi*(-445*y^4 + 890*y^5 - 445*y^6 - 1380*y^3*z + 3569*y^4*z - 2319*y^5*z + 202*y^6*z - 1245*y^2*z^2 + 5412*y^3*z^2 - 4885*y^4*z^2 + 700*y^5*z^2 - 985*y*z^3 + 4352*y^2*z^3 - 5371*y^3*z^3 + 1032*y^4*z^3 - 180*z^4 + 2654*y*z^4 - 4173*y^2*z^4 + 1096*y^3*z^4 + 540*z^5 - 2353*y*z^5 + 1066*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/ (y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (-3119*y^4 + 5716*y^5 - 2597*y^6 - 8973*y^3*z + 22060*y^4*z - 13137*y^5*z + 1292*y^6*z - 11553*y^2*z^2 + 36438*y^3*z^2 - 26087*y^4*z^2 + 3506*y^5*z^2 - 7619*y*z^3 + 34582*y^2*z^3 - 30980*y^3*z^3 + 3231*y^4*z^3 - 1704*z^4 + 19834*y*z^4 - 27042*y^2*z^4 + 2210*y^3*z^4 + 5130*z^5 - 16757*y*z^5 + 4013*y^2*z^5 - 5148*z^6 + 4542*y*z^6 + 1722*z^7)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, 1, 0, z] - (11*Pi^2*(-1 + y)*G[1 - y, 0, 1, 1, z])/(12*y*z) + (7*Pi^2*(-1 + y)*G[1 - y, 0, 1, 1 - y, z])/(6*y*z) - (5*Pi^2*(-1 + y)*G[1 - y, 0, 1 - y, 0, z])/(4*y*z) + (Pi^2*(1 - y)*G[1 - y, 0, 1 - y, 1, z])/(6*y*z) + (13*Pi^2*(-1 + y)*G[1 - y, 0, 1 - y, 1 - y, z])/(6*y*z) - (11*Pi^2*(-1 + y)*G[1 - y, 0, -y, 1 - y, z])/(6*y*z) + ((79*Pi^2*(-1 + y))/(6*y*z) + ((I/12)*Pi*(-451*y^4 + 902*y^5 - 451*y^6 - 1371*y^3*z + 3590*y^4*z - 2292*y^5*z + 181*y^6*z - 1137*y^2*z^2 + 5304*y^3*z^2 - 4747*y^4*z^2 + 580*y^5*z^2 - 991*y*z^3 + 4148*y^2*z^3 - 5107*y^3*z^3 + 798*y^4*z^3 - 180*z^4 + 2666*y*z^4 - 4020*y^2*z^4 + 904*y^3*z^4 + 540*z^5 - 2359*y*z^5 + 1009*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/(y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (-3181*y^4 + 6614*y^5 - 3433*y^6 - 8502*y^3*z + 23933*y^4*z - 16572*y^5*z + 1903*y^6*z - 10197*y^2*z^2 + 35856*y^3*z^2 - 30214*y^4*z^2 + 5368*y^5*z^2 - 7519*y*z^3 + 31688*y^2*z^3 - 30856*y^3*z^3 + 4872*y^4*z^3 - 1704*z^4 + 19220*y*z^4 - 24498*y^2*z^4 + 1972*y^3*z^4 + 5130*z^5 - 15865*y*z^5 + 3007*y^2*z^5 - 5148*z^6 + 4164*y*z^6 + 1722*z^7)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 0, 0, z] - (19*Pi^2*(-1 + y)*G[1 - y, 1, 0, 1, z])/(12*y*z) + (3*Pi^2*(-1 + y)*G[1 - y, 1, 0, 1 - y, z])/(2*y*z) + ((91*Pi^2*(-1 + y))/(12*y*z) + ((I/6)*Pi*(-73*y^4 + 74*y^5 - 19*y^6 - 282*y^3*z + 413*y^4*z - 159*y^5*z + 46*y^6*z - 363*y^2*z^2 + 966*y^3*z^2 - 553*y^4*z^2 + 166*y^5*z^2 - 343*y*z^3 + 1286*y^2*z^3 - 1093*y^3*z^3 + 294*y^4*z^3 - 90*z^4 + 1028*y*z^4 - 1437*y^2*z^4 + 436*y^3*z^4 + 270*z^5 - 1027*y*z^5 + 514*y^2*z^5 - 270*z^6 + 342*y*z^6 + 90*z^7))/(y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (-1075*y^4 + 1286*y^5 - 355*y^6 - 4578*y^3*z + 7103*y^4*z - 3312*y^5*z + 823*y^6*z - 9285*y^2*z^2 + 20112*y^3*z^2 - 11332*y^4*z^2 + 3430*y^5*z^2 - 6061*y*z^3 + 28622*y^2*z^3 - 23968*y^3*z^3 + 6708*y^4*z^3 - 1704*z^4 + 18032*y*z^4 - 28344*y^2*z^4 + 8902*y^3*z^4 + 5130*z^5 - 17899*y*z^5 + 9007*y^2*z^5 - 5148*z^6 + 5928*y*z^6 + 1722*z^7)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 1, 0, z] + (17*Pi^2*(-1 + y)*G[1 - y, 1, 1, 1, z])/(6*y*z) + (Pi^2*(1 - y)*G[1 - y, 1, 1, 1 - y, z])/(6*y*z) + (11*Pi^2*(-1 + y)*G[1 - y, 1, 1 - y, 0, z])/(6*y*z) + (Pi^2*(-1 + y)*G[1 - y, 1, 1 - y, 1, z])/(3*y*z) - (5*Pi^2*(-1 + y)*G[1 - y, 1, 1 - y, 1 - y, z])/(3*y*z) + (Pi^2*(1 - y)*G[1 - y, 1 - y, 0, 0, z])/(12*y*z) + (Pi^2*(1 - y)*G[1 - y, 1 - y, 0, 1, z])/(2*y*z) + (2*Pi^2*(-1 + y)*G[1 - y, 1 - y, 0, 1 - y, z])/(3*y*z) + ((-14*Pi^2*(-1 + y))/(3*y*z) + (874*y^4 - 1460*y^5 + 586*y^6 + 2934*y^3*z - 5744*y^4*z + 2202*y^5*z + 53*y^6*z + 4017*y^2*z^2 - 10461*y^3*z^2 + 3691*y^4*z^2 + 1175*y^5*z^2 + 3268*y*z^3 - 12176*y^2*z^3 + 6061*y^3*z^3 + 3096*y^4*z^3 + 852*z^4 - 9023*y*z^4 + 9663*y^2*z^4 + 2105*y^3*z^4 - 2565*z^5 + 8251*y*z^5 - 1504*y^2*z^5 + 2574*z^6 - 2496*y*z^6 - 861*z^7)/(36*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3) - ((I/12)*Pi*(-239*y^4 + 478*y^5 - 239*y^6 - 843*y^3*z + 2002*y^4*z - 1146*y^5*z + 23*y^6*z - 1005*y^2*z^2 + 3480*y^3*z^2 - 2477*y^4*z^2 + 20*y^5*z^2 - 779*y*z^3 + 3460*y^2*z^3 - 3341*y^3*z^3 + 66*y^4*z^3 - 180*z^4 + 2242*y*z^4 - 3378*y^2*z^4 + 488*y^3*z^4 + 540*z^5 - 2147*y*z^5 + 923*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/(y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 1, 0, z] + (Pi^2*(1 - y)*G[1 - y, 1 - y, 1, 1, z])/ (6*y*z) + (Pi^2*(1 - y)*G[1 - y, 1 - y, 1, 1 - y, z])/(6*y*z) + (Pi^2*(-1 + y)*G[1 - y, 1 - y, 1 - y, 0, z])/(6*y*z) + (Pi^2*(-1 + y)*G[1 - y, 1 - y, 1 - y, 1, z])/(3*y*z) + (Pi^2*(1 - y)*G[1 - y, 1 - y, 1 - y, 1 - y, z])/(6*y*z) + (2*Pi^2*(-1 + y)*G[1 - y, 1 - y, -y, 1 - y, z])/(3*y*z) + (Pi^2*(1 - y)*G[1 - y, -y, 0, 1, z])/(y*z) - (11*Pi^2*(-1 + y)*G[1 - y, -y, 0, 1 - y, z])/(6*y*z) - (5*Pi^2*(-1 + y)*G[1 - y, -y, 1 - y, 0, z])/(6*y*z) + (Pi^2*(1 - y)*G[1 - y, -y, 1 - y, 1, z])/(y*z) + (2*Pi^2*(-1 + y)*G[1 - y, -y, 1 - y, 1 - y, z])/(3*y*z) + (10*Pi^2*(-1 + y)*G[1 - y, -y, -y, 1 - y, z])/(3*y*z) + (Pi^2*(1 - y)*G[-y, 0, 0, 1, z])/(3*y*z) - (8*Pi^2*(-1 + y)*G[-y, 0, 0, 1 - y, z])/(3*y*z) + ((-9*Pi^2*(-1 + y))/(y*z) + (-535*y^4 + 974*y^5 - 427*y^6 - 849*y^3*z + 3379*y^4*z - 1810*y^5*z - 5175*y^2*z^2 + 9399*y^3*z^2 - 4296*y^4*z^2 - 5953*y*z^3 + 15329*y^2*z^3 - 7426*y^3*z^3 - 2106*z^4 + 12121*y*z^4 - 8791*y^2*z^4 + 3786*z^5 - 6000*y*z^5 - 1722*z^6)/(72*y^2*z*(-1 + y + z)*(y + z)^3) - ((I/6)*Pi*(19*y^4 - 110*y^5 + 73*y^6 + 30*y^3*z - 304*y^4*z + 274*y^5*z - 204*y^2*z^2 - 144*y^3*z^2 + 456*y^4*z^2 + 262*y*z^3 - 392*y^2*z^3 + 544*y^3*z^3 + 81*z^4 - 622*y*z^4 + 541*y^2*z^4 - 180*z^5 + 342*y*z^5 + 90*z^6))/(y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, 0, 1, 0, z] - (2*Pi^2*(-1 + y)*G[-y, 0, 1, 1, z])/(3*y*z) + (Pi^2*(1 - y)*G[-y, 0, 1, 1 - y, z])/(6*y*z) - (7*Pi^2*(-1 + y)*G[-y, 0, 1 - y, 0, z])/(6*y*z) - (2*Pi^2*(-1 + y)*G[-y, 0, 1 - y, 1, z])/(3*y*z) + (5*Pi^2*(-1 + y)*G[-y, 0, 1 - y, 1 - y, z])/(6*y*z) + (11*Pi^2*(-1 + y)*G[-y, 0, -y, 1 - y, z])/(3*y*z) + (Pi^2*(1 - y)*G[-y, 1 - y, 0, 0, z])/(y*z) - (2*Pi^2*(-1 + y)*G[-y, 1 - y, 0, 1, z])/(3*y*z) + (Pi^2*(-1 + y)*G[-y, 1 - y, 0, 1 - y, z])/(y*z) + ((-9*Pi^2*(-1 + y))/(y*z) + (-535*y^4 + 974*y^5 - 427*y^6 - 849*y^3*z + 3379*y^4*z - 1810*y^5*z - 5175*y^2*z^2 + 9399*y^3*z^2 - 4296*y^4*z^2 - 5953*y*z^3 + 15329*y^2*z^3 - 7426*y^3*z^3 - 2106*z^4 + 12121*y*z^4 - 8791*y^2*z^4 + 3786*z^5 - 6000*y*z^5 - 1722*z^6)/(72*y^2*z*(-1 + y + z)*(y + z)^3) - ((I/6)*Pi*(19*y^4 - 110*y^5 + 73*y^6 + 30*y^3*z - 304*y^4*z + 274*y^5*z - 204*y^2*z^2 - 144*y^3*z^2 + 456*y^4*z^2 + 262*y*z^3 - 392*y^2*z^3 + 544*y^3*z^3 + 81*z^4 - 622*y*z^4 + 541*y^2*z^4 - 180*z^5 + 342*y*z^5 + 90*z^6))/(y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 1, 0, z] - (2*Pi^2*(-1 + y)*G[-y, 1 - y, 1, 1, z])/ (3*y*z) + (Pi^2*(1 - y)*G[-y, 1 - y, 1, 1 - y, z])/(6*y*z) + (Pi^2*(-1 + y)*G[-y, 1 - y, 1 - y, 0, z])/(2*y*z) + (Pi^2*(-1 + y)*G[-y, 1 - y, 1 - y, 1, z])/(3*y*z) + (Pi^2*(1 - y)*G[-y, 1 - y, 1 - y, 1 - y, z])/(3*y*z) + (Pi^2*(-1 + y)*G[-y, 1 - y, -y, 1 - y, z])/(y*z) + (2*Pi^2*(-1 + y)*G[-y, -y, 0, 1, z])/(y*z) + (11*Pi^2*(-1 + y)*G[-y, -y, 0, 1 - y, z])/(3*y*z) + (5*Pi^2*(-1 + y)*G[-y, -y, 1 - y, 0, z])/(3*y*z) + (2*Pi^2*(-1 + y)*G[-y, -y, 1 - y, 1, z])/(y*z) - (4*Pi^2*(-1 + y)*G[-y, -y, 1 - y, 1 - y, z])/(3*y*z) - (20*Pi^2*(-1 + y)*G[-y, -y, -y, 1 - y, z])/(3*y*z) + ((-215*(-1 + y))/(6*y*z) + (((171*I)/2)*Pi*(-1 + y))/(y*z))* G[0, 0, 0, 0, 0, y] + ((((171*I)/2)*Pi*(-1 + y))/(y*z) + (-430 + 430*y + 430*z + 803*y*z)/(12*y*(-1 + z)*z))* G[0, 0, 0, 0, 0, z] + (((-75*I)*Pi*(-1 + y))/(y*z) + (320*y^4 - 660*y^5 + 435*y^6 - 95*y^7 + 1077*y^3*z - 2968*y^4*z + 2155*y^5*z - 161*y^6*z - 130*y^7*z + 1476*y^2*z^2 - 5490*y^3*z^2 + 4871*y^4*z^2 - 187*y^5*z^2 - 724*y^6*z^2 + 374*y*z^3 - 4008*y^2*z^3 + 5835*y^3*z^3 - 863*y^4*z^3 - 1308*y^5*z^3 + 18*z^4 - 844*y*z^4 + 2875*y^2*z^4 - 1025*y^3*z^4 - 910*y^4*z^4 - 18*z^5 + 554*y*z^5 - 337*y^2*z^5 - 172*y^3*z^5 - 54*y*z^6 - 6*y^2*z^6 - 30*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 0, 0, 1, 0, y] + (((-66*I)*Pi*(-1 + y))/(y*z) + (-296*y^4 + 592*y^5 - 296*y^6 - 798*y^3*z + 2924*y^4*z - 2237*y^5*z + 429*y^6*z - 873*y^2*z^2 + 4818*y^3*z^2 - 6387*y^4*z^2 + 1782*y^5*z^2 + 57*y^6*z^2 + 433*y*z^3 + 2626*y^2*z^3 - 7763*y^3*z^3 + 3200*y^4*z^3 + 914*y^5*z^3 - 217*y^6*z^3 + 243*z^4 - 2812*y*z^4 - 755*y^2*z^4 + 1902*y^3*z^4 + 2788*y^4*z^4 - 1132*y^5*z^4 - 1269*z^5 + 6864*y*z^5 - 4761*y^2*z^5 + 4392*y^3*z^5 - 2310*y^4*z^5 + 2619*z^6 - 8050*y*z^6 + 5702*y^2*z^6 - 2578*y^3*z^6 - 2673*z^7 + 4591*y*z^7 - 1939*y^2*z^7 + 1350*z^8 - 1026*y*z^8 - 270*z^9)/(12*y^2*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3))* G[0, 0, 0, 1, 0, z] + ((((-177*I)/2)*Pi*(-1 + y))/(y*z) + (115*y^4 - 281*y^5 + 233*y^6 - 67*y^7 + 392*y^3*z - 1171*y^4*z + 1089*y^5*z - 351*y^6*z + 43*y^7*z + 456*y^2*z^2 - 1936*y^3*z^2 + 2248*y^4*z^2 - 834*y^5*z^2 + 70*y^6*z^2 + 310*y*z^3 - 1820*y^2*z^3 + 2786*y^3*z^3 - 1302*y^4*z^3 + 26*y^5*z^3 + 65*z^4 - 979*y*z^4 + 2343*y^2*z^4 - 1591*y^3*z^4 + 158*y^4*z^4 - 205*z^5 + 1093*y*z^5 - 1263*y^2*z^5 + 373*y^3*z^5 + 210*z^6 - 494*y*z^6 + 284*y^2*z^6 - 70*z^7 + 70*y*z^7)/(4*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, 0, 1, 0, 0, y] + ((((-141*I)/2)*Pi*(-1 + y))/(y*z) + (307*y^4 - 921*y^5 + 921*y^6 - 307*y^7 + 954*y^3*z - 4093*y^4*z + 5231*y^5*z - 2317*y^6*z + 225*y^7*z + 1290*y^2*z^2 - 7254*y^3*z^2 + 12303*y^4*z^2 - 6843*y^5*z^2 + 39*y^6*z^2 + 465*y^7*z^2 - 80*y*z^3 - 4902*y^2*z^3 + 14862*y^3*z^3 - 11015*y^4*z^3 - 1617*y^5*z^3 + 3159*y^6*z^3 - 377*y^7*z^3 - 129*z^4 + 1055*y*z^4 + 4727*y^2*z^4 - 8263*y^3*z^4 - 3002*y^4*z^4 + 7402*y^5*z^4 - 1790*y^6*z^4 + 687*z^5 - 3579*y*z^5 + 3015*y^2*z^5 - 5415*y^3*z^5 + 8454*y^4*z^5 - 3252*y^5*z^5 - 1437*z^6 + 5387*y*z^6 - 7725*y^2*z^6 + 6741*y^3*z^6 - 2966*y^4*z^6 + 1479*z^7 - 4037*y*z^7 + 4279*y^2*z^7 - 1631*y^3*z^7 - 750*z^8 + 1434*y*z^8 - 684*y^2*z^8 + 150*z^9 - 180*y*z^9)/ (12*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3))* G[0, 0, 1, 0, 0, z] + ((((111*I)/2)*Pi*(-1 + y))/(y*z) + (-94*y^4 + 66*y^5 + 96*y^6 - 68*y^7 - 285*y^3*z + 380*y^4*z + 784*y^5*z - 1268*y^6*z + 383*y^7*z - 261*y^2*z^2 + 729*y^3*z^2 + 1628*y^4*z^2 - 3910*y^5*z^2 + 1802*y^6*z^2 - 157*y*z^3 + 795*y^2*z^3 + 1014*y^3*z^3 - 4682*y^4*z^3 + 3060*y^5*z^3 - 21*z^4 + 461*y*z^4 - 404*y^2*z^4 - 2102*y^3*z^4 + 2138*y^4*z^4 + 81*z^5 - 502*y*z^5 + 98*y^2*z^5 + 329*y^3*z^5 - 90*z^6 + 258*y*z^6 - 228*y^2*z^6 + 30*z^7 - 60*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 0, 1, 1, 0, y] + (((24*I)*Pi*(-1 + y))/(y*z) + (284*y^4 - 540*y^5 + 306*y^6 - 50*y^7 + 849*y^3*z - 2762*y^4*z + 3151*y^5*z - 1562*y^6*z + 324*y^7*z + 873*y^2*z^2 - 5055*y^3*z^2 + 9279*y^4*z^2 - 7797*y^5*z^2 + 3192*y^6*z^2 - 492*y^7*z^2 + 221*y*z^3 - 3825*y^2*z^3 + 11892*y^3*z^3 - 15433*y^4*z^3 + 9855*y^5*z^3 - 2892*y^6*z^3 + 212*y^7*z^3 - 21*z^4 - 737*y*z^4 + 6418*y^2*z^4 - 14006*y^3*z^4 + 13583*y^4*z^4 - 6181*y^5*z^4 + 944*y^6*z^4 + 123*z^5 + 687*y*z^5 - 4806*y^2*z^5 + 8265*y^3*z^5 - 5871*y^4*z^5 + 1512*y^5*z^5 - 273*z^6 + 211*y*z^6 + 1053*y^2*z^6 - 1923*y^3*z^6 + 932*y^4*z^6 + 291*z^7 - 700*y*z^7 + 515*y^2*z^7 - 16*y^3*z^7 - 150*z^8 + 378*y*z^8 - 228*y^2*z^8 + 30*z^9 - 60*y*z^9)/(12*(-1 + y)*y^2* (-1 + z)^3*z*(-1 + y + z)*(y + z)^3))*G[0, 0, 1, 1, 0, z] + ((((87*I)/2)*Pi*(-1 + y))/(y*z) + (440*y^4 - 880*y^5 + 440*y^6 + 1392*y^3*z - 3544*y^4*z + 2121*y^5*z - 143*y^6*z + 1296*y^2*z^2 - 5520*y^3*z^2 + 4379*y^4*z^2 - 350*y^5*z^2 + 1088*y*z^3 - 4768*y^2*z^3 + 5147*y^3*z^3 - 384*y^4*z^3 + 216*z^4 - 3136*y*z^4 + 4689*y^2*z^4 - 722*y^3*z^4 - 696*z^5 + 2960*y*z^5 - 1217*y^2*z^5 + 720*z^6 - 912*y*z^6 - 240*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, 0, 1 - y, 1, 0, z] + ((((-129*I)/2)*Pi*(-1 + y))/(y*z) + (325*y^3 - 771*y^4 + 618*y^5 - 172*y^6 + 1128*y^2*z - 3269*y^3*z + 2972*y^4*z - 904*y^5*z + 100*y^6*z + 1689*y*z^2 - 5997*y^2*z^2 + 6247*y^3*z^2 - 2027*y^4*z^2 + 142*y^5*z^2 + 325*z^3 - 4149*y*z^3 + 6783*y^2*z^3 - 2785*y^3*z^3 - 174*y^4*z^3 - 650*z^4 + 2654*y*z^4 - 1684*y^2*z^4 - 374*y^3*z^4 + 325*z^5 - 194*y*z^5 - 158*y^2*z^5)/ (12*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, 0, 0, y] + ((((-129*I)/2)*Pi*(-1 + y))/(y*z) + (-325*y^3 + 650*y^4 - 325*y^5 - 1128*y^2*z + 3403*y^3*z - 2128*y^4*z + 111*y^5*z - 1689*y*z^2 + 7176*y^2*z^2 - 6843*y^3*z^2 - 108*y^4*z^2 + 726*y^5*z^2 - 325*z^3 + 7406*y*z^3 - 12694*y^2*z^3 + 769*y^3*z^3 + 3865*y^4*z^3 - 485*y^5*z^3 + 1300*z^4 - 11287*y*z^4 + 5442*y^2*z^4 + 6761*y^3*z^4 - 2198*y^4*z^4 - 1950*z^5 + 6315*y*z^5 + 3945*y^2*z^5 - 3684*y^3*z^5 + 1300*z^6 - 2*y*z^6 - 2714*y^2*z^6 - 325*z^7 - 743*y*z^7)/(12*y*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, 0, 0, z] + ((((93*I)/2)*Pi*(-1 + y))/(y*z) + (-295*y^4 + 585*y^5 - 360*y^6 + 70*y^7 - 807*y^3*z + 2177*y^4*z - 1421*y^5*z - 128*y^6*z + 173*y^7*z - 801*y^2*z^2 + 2973*y^3*z^2 - 1888*y^4*z^2 - 1270*y^5*z^2 + 974*y^6*z^2 + 209*y*z^3 + 567*y^2*z^3 - 18*y^3*z^3 - 2894*y^4*z^3 + 2106*y^5*z^3 + 168*z^4 - 1342*y*z^4 + 2854*y^2*z^4 - 4142*y^3*z^4 + 2414*y^4*z^4 - 528*z^5 + 2255*y*z^5 - 3472*y^2*z^5 + 1751*y^3*z^5 + 540*z^6 - 1332*y*z^6 + 852*y^2*z^6 - 180*z^7 + 210*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1, 0, 1, 0, y] + ((((45*I)/2)*Pi*(-1 + y))/(y*z) + (113*y^4 - 135*y^5 - 18*y^6 + 40*y^7 + 495*y^3*z - 1139*y^4*z + 841*y^5*z - 278*y^6*z + 81*y^7*z + 762*y^2*z^2 - 3318*y^3*z^2 + 4563*y^4*z^2 - 3069*y^5*z^2 + 1338*y^6*z^2 - 276*y^7*z^2 + 662*y*z^3 - 4722*y^2*z^3 + 10011*y^3*z^3 - 9811*y^4*z^3 + 5481*y^5*z^3 - 1740*y^6*z^3 + 149*y^7*z^3 + 183*z^4 - 3515*y*z^4 + 12091*y^2*z^4 - 16337*y^3*z^4 + 11294*y^4*z^4 - 4402*y^5*z^4 + 686*y^6*z^4 - 909*z^5 + 7593*y*z^5 - 16131*y^2*z^5 + 14457*y^3*z^5 - 6384*y^4*z^5 + 1284*y^5*z^5 + 1809*z^6 - 8459*y*z^6 + 11625*y^2*z^6 - 6351*y^3*z^6 + 1376*y^4*z^6 - 1803*z^7 + 5039*y*z^7 - 4195*y^2*z^7 + 1049*y^3*z^7 + 900*z^8 - 1470*y*z^8 + 570*y^2*z^8 - 180*z^9 + 150*y*z^9)/ (12*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, 1, 0, z] + (((54*I)*Pi*(-1 + y))/(y*z) + (-40*y^4 + 64*y^5 - 22*y^6 - 2*y^7 - 70*y^3*z + 168*y^4*z + 81*y^5*z - 266*y^6*z + 89*y^7*z + 5*y^2*z^2 - 5*y^3*z^2 + 613*y^4*z^2 - 1071*y^5*z^2 + 462*y^6*z^2 + 155*y*z^3 - 573*y^2*z^3 + 1373*y^3*z^3 - 1881*y^4*z^3 + 926*y^5*z^3 + 65*z^4 - 669*y*z^4 + 1646*y^2*z^4 - 2012*y^3*z^4 + 966*y^4*z^4 - 205*z^5 + 938*y*z^5 - 1362*y^2*z^5 + 627*y^3*z^5 + 210*z^6 - 494*y*z^6 + 284*y^2*z^6 - 70*z^7 + 70*y*z^7)/(4*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, 1, 1, 0, 0, y] + (((33*I)*Pi*(-1 + y))/(y*z) + (257*y^4 - 555*y^5 + 393*y^6 - 95*y^7 + 972*y^3*z - 3065*y^4*z + 3658*y^5*z - 2009*y^6*z + 444*y^7*z + 1404*y^2*z^2 - 6906*y^3*z^2 + 11802*y^4*z^2 - 9684*y^5*z^2 + 3993*y^6*z^2 - 609*y^7*z^2 + 806*y*z^3 - 7710*y^2*z^3 + 19371*y^3*z^3 - 21826*y^4*z^3 + 12684*y^5*z^3 - 3561*y^6*z^3 + 266*y^7*z^3 + 183*z^4 - 4091*y*z^4 + 17482*y^2*z^4 - 27752*y^3*z^4 + 21197*y^4*z^4 - 8215*y^5*z^4 + 1196*y^6*z^4 - 909*z^5 + 8457*y*z^5 - 20796*y^2*z^5 + 21393*y^3*z^5 - 10347*y^4*z^5 + 2112*y^5*z^5 + 1809*z^6 - 9035*y*z^6 + 13548*y^2*z^6 - 8292*y^3*z^6 + 1970*y^4*z^6 - 1803*z^7 + 5183*y*z^7 - 4498*y^2*z^7 + 1208*y^3*z^7 + 900*z^8 - 1470*y*z^8 + 570*y^2*z^8 - 180*z^9 + 150*y*z^9)/ (12*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 1, 0, 0, z] + ((((-57*I)/2)*Pi*(-1 + y))/(y*z) + (34*y + 30*y^2 - 129*y^3 + 65*y^4 - 63*z + 148*y*z - 775*y^2*z + 1016*y^3*z - 326*y^4*z + 183*z^2 - 482*y*z^2 + 925*y^2*z^2 - 626*y^3*z^2 - 180*z^3 + 390*y*z^3 - 180*y^2*z^3 + 60*z^4 - 90*y*z^4)/ (12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)))*G[0, 1, 1, 1, 0, y] + (((-6*I)*Pi*(-1 + y))/(y*z) + (-145*y^4 + 267*y^5 - 141*y^6 + 19*y^7 - 216*y^3*z + 683*y^4*z - 779*y^5*z + 421*y^6*z - 109*y^7*z + 282*y^2*z^2 - 288*y^3*z^2 - 652*y^4*z^2 + 1118*y^5*z^2 - 460*y^6*z^2 + 404*y*z^3 - 1836*y^2*z^3 + 1776*y^3*z^3 + 292*y^4*z^3 - 606*y^5*z^3 + 183*z^4 - 1675*y*z^4 + 3409*y^2*z^4 - 1859*y^3*z^4 + 2*y^4*z^4 - 543*z^5 + 2291*y*z^5 - 2425*y^2*z^5 + 677*y^3*z^5 + 540*z^6 - 1170*y*z^6 + 570*y^2*z^6 - 180*z^7 + 150*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 1, 1, 0, z] + ((((-21*I)/2)*Pi*(-1 + y))/(y*z) + (20*y^4 - 24*y^5 - 3*y^6 + 7*y^7 - 114*y^3*z + 206*y^4*z - 167*y^5*z + 91*y^6*z - 16*y^7*z - 447*y^2*z^2 + 1257*y^3*z^2 - 1237*y^4*z^2 + 533*y^5*z^2 - 106*y^6*z^2 - 529*y*z^3 + 2409*y^2*z^3 - 3297*y^3*z^3 + 1729*y^4*z^3 - 342*y^5*z^3 - 183*z^4 + 1925*y*z^4 - 4133*y^2*z^4 + 3031*y^3*z^4 - 700*y^4*z^4 + 543*z^5 - 2416*y*z^5 + 2741*y^2*z^5 - 868*y^3*z^5 - 540*z^6 + 1170*y*z^6 - 570*y^2*z^6 + 180*z^7 - 150*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, 1, 1 - y, 1, 0, z] + (((39*I)*Pi*(-1 + y))/(y*z) + (-140*y^4 + 420*y^5 - 420*y^6 + 140*y^7 - 470*y^3*z + 1604*y^4*z - 1792*y^5*z + 702*y^6*z - 44*y^7*z - 495*y^2*z^2 + 2347*y^3*z^2 - 3194*y^4*z^2 + 1432*y^5*z^2 - 90*y^6*z^2 - 425*y*z^3 + 2187*y^2*z^3 - 3420*y^3*z^3 + 1708*y^4*z^3 - 60*y^5*z^3 - 95*z^4 + 1319*y*z^4 - 2911*y^2*z^4 + 1837*y^3*z^4 - 170*y^4*z^4 + 295*z^5 - 1448*y*z^5 + 1543*y^2*z^5 - 390*y^3*z^5 - 300*z^6 + 644*y*z^6 - 324*y^2*z^6 + 100*z^7 - 90*y*z^7)/(4*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1 - y, 0, 1, 0, z] + (((39*I)*Pi*(-1 + y))/(y*z) + (-415*y^4 + 1245*y^5 - 1245*y^6 + 415*y^7 - 1404*y^3*z + 4769*y^4*z - 5273*y^5*z + 1999*y^6*z - 91*y^7*z - 1467*y^2*z^2 + 6993*y^3*z^2 - 9406*y^4*z^2 + 3986*y^5*z^2 - 106*y^6*z^2 - 1351*y*z^3 + 6753*y^2*z^3 - 10326*y^3*z^3 + 4852*y^4*z^3 + 42*y^5*z^3 - 312*z^4 + 4256*y*z^4 - 9260*y^2*z^4 + 5704*y^3*z^4 - 448*y^4*z^4 + 972*z^5 - 4741*y*z^5 + 5060*y^2*z^5 - 1291*y^3*z^5 - 990*z^6 + 2136*y*z^6 - 1086*y^2*z^6 + 330*z^7 - 300*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1 - y, 1, 0, 0, z] + (((9*I)*Pi*(-1 + y))/(y*z) + (-116*y^4 + 228*y^5 - 138*y^6 + 26*y^7 - 516*y^3*z + 1162*y^4*z - 805*y^5*z + 194*y^6*z - 35*y^7*z - 792*y^2*z^2 + 2550*y^3*z^2 - 2363*y^4*z^2 + 679*y^5*z^2 - 74*y^6*z^2 - 728*y*z^3 + 3414*y^2*z^3 - 4341*y^3*z^3 + 1727*y^4*z^3 - 102*y^5*z^3 - 204*z^4 + 2422*y*z^4 - 4981*y^2*z^4 + 3095*y^3*z^4 - 392*y^4*z^4 + 624*z^5 - 2834*y*z^5 + 2989*y^2*z^5 - 779*y^3*z^5 - 630*z^6 + 1320*y*z^6 - 630*y^2*z^6 + 210*z^7 - 180*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1 - y, 1, 1, 0, z] + (((-21*I)*Pi*(-1 + y))/(y*z) + (196*y^4 - 588*y^5 + 588*y^6 - 196*y^7 + 780*y^3*z - 2498*y^4*z + 2516*y^5*z - 778*y^6*z - 20*y^7*z + 1089*y^2*z^2 - 4443*y^3*z^2 + 5086*y^4*z^2 - 1490*y^5*z^2 - 242*y^6*z^2 + 907*y*z^3 - 4791*y^2*z^3 + 6852*y^3*z^3 - 2500*y^4*z^3 - 438*y^5*z^3 + 237*z^4 - 2975*y*z^4 + 6575*y^2*z^4 - 3925*y^3*z^4 + 148*y^4*z^4 - 717*z^5 + 3436*y*z^5 - 3671*y^2*z^5 + 952*y^3*z^5 + 720*z^6 - 1578*y*z^6 + 798*y^2*z^6 - 240*z^7 + 210*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1 - y, 1 - y, 1, 0, z] + (((-15*I)*Pi*(-1 + y))/(y*z) + (5*y^4 - 23*y^5 + 29*y^6 - 11*y^7 + 26*y^3*z - 90*y^4*z + 124*y^5*z - 80*y^6*z + 20*y^7*z - 7*y^2*z^2 - 100*y^3*z^2 + 270*y^4*z^2 - 232*y^5*z^2 + 69*y^6*z^2 + 137*y*z^3 - 408*y^2*z^3 + 572*y^3*z^3 - 437*y^4*z^3 + 131*y^5*z^3 + 44*z^4 - 519*y*z^4 + 1044*y^2*z^4 - 813*y^3*z^4 + 234*y^4*z^4 - 144*z^5 + 676*y*z^5 - 838*y^2*z^5 + 306*y^3*z^5 + 150*z^6 - 349*y*z^6 + 209*y^2*z^6 - 50*z^7 + 55*y*z^7)/(2*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, -y, 0, 1, 0, z] + (((-15*I)*Pi*(-1 + y))/(y*z) + (5*y^4 - 23*y^5 + 29*y^6 - 11*y^7 + 26*y^3*z - 90*y^4*z + 124*y^5*z - 80*y^6*z + 20*y^7*z - 7*y^2*z^2 - 100*y^3*z^2 + 270*y^4*z^2 - 232*y^5*z^2 + 69*y^6*z^2 + 137*y*z^3 - 408*y^2*z^3 + 572*y^3*z^3 - 437*y^4*z^3 + 131*y^5*z^3 + 44*z^4 - 519*y*z^4 + 1044*y^2*z^4 - 813*y^3*z^4 + 234*y^4*z^4 - 144*z^5 + 676*y*z^5 - 838*y^2*z^5 + 306*y^3*z^5 + 150*z^6 - 349*y*z^6 + 209*y^2*z^6 - 50*z^7 + 55*y*z^7)/(2*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, -y, 1 - y, 1, 0, z] + (((-72*I)*Pi*(-1 + y))/(y*z) + (395 - 790*y + 395*y^2 - 395*z + 107*y*z)/ (12*y*z*(-1 + y + z)))*G[1, 0, 0, 0, 0, y] + (((-72*I)*Pi*(-1 + y))/(y*z) + (-395 + 790*y - 395*y^2 + 790*z - 321*y*z - 181*y^2*z - 395*z^2 - 469*y*z^2)/(12*y*(-1 + z)*z* (-1 + y + z)))*G[1, 0, 0, 0, 0, z] + ((((105*I)/2)*Pi*(-1 + y))/(y*z) + (-128*y^4 + 312*y^5 - 258*y^6 + 74*y^7 - 456*y^3*z + 1408*y^4*z - 1051*y^5*z - 22*y^6*z + 133*y^7*z - 450*y^2*z^2 + 2334*y^3*z^2 - 2261*y^4*z^2 - 293*y^5*z^2 + 694*y^6*z^2 - 614*y*z^3 + 2814*y^2*z^3 - 3687*y^3*z^3 + 485*y^4*z^3 + 1032*y^5*z^3 - 162*z^4 + 2038*y*z^4 - 4525*y^2*z^4 + 2603*y^3*z^4 + 82*y^4*z^4 + 462*z^5 - 2426*y*z^5 + 2953*y^2*z^5 - 1001*y^3*z^5 - 450*z^6 + 1182*y*z^6 - 792*y^2*z^6 + 150*z^7 - 180*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1, 0, 0, 1, 0, y] + (((30*I)*Pi*(-1 + y))/(y*z) + (-71*y + 82*y^2 - 26*y^3 - 57*z + 329*y*z - 329*y^2*z + 75*y^3*z + 291*z^2 - 609*y*z^2 + 495*y^2*z^2 - 78*y^3*z^2 - 591*z^3 + 563*y*z^3 - 343*y^2*z^3 + 35*y^3*z^3 + 597*z^4 - 260*y*z^4 + 95*y^2*z^4 - 300*z^5 + 48*y*z^5 + 60*z^6)/ (6*y^2*(-1 + z)^3*z*(-1 + y + z)))*G[1, 0, 0, 1, 0, z] + (((69*I)*Pi*(-1 + y))/(y*z) + (-242*y^4 + 654*y^5 - 600*y^6 + 188*y^7 - 798*y^3*z + 2602*y^4*z - 2635*y^5*z + 944*y^6*z - 125*y^7*z - 687*y^2*z^2 + 3711*y^3*z^2 - 4937*y^4*z^2 + 2107*y^5*z^2 - 218*y^6*z^2 - 917*y*z^3 + 3999*y^2*z^3 - 5937*y^3*z^3 + 2981*y^4*z^3 - 126*y^5*z^3 - 225*z^4 + 2881*y*z^4 - 6202*y^2*z^4 + 4100*y^3*z^4 - 530*y^4*z^4 + 645*z^5 - 3236*y*z^5 + 3742*y^2*z^5 - 1139*y^3*z^5 - 630*z^6 + 1482*y*z^6 - 852*y^2*z^6 + 210*z^7 - 210*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 0, 1, 0, 0, y] + (((36*I)*Pi*(-1 + y))/(y*z) + (-21*y + 10*y^2 + 3*y^3 - 112*z + 174*y*z - 110*y^2*z + 26*y^3*z + 556*z^2 - 484*y*z^2 + 270*y^2*z^2 - 57*y^3*z^2 - 1106*z^3 + 618*y*z^3 - 242*y^2*z^3 + 24*y^3*z^3 + 1102*z^4 - 375*y*z^4 + 72*y^2*z^4 - 550*z^5 + 88*y*z^5 + 110*z^6)/(4*y^2*(-1 + z)^3*z* (-1 + y + z)))*G[1, 0, 1, 0, 0, z] + ((((-69*I)/2)*Pi*(-1 + y))/(y*z) + (-y^4 + 51*y^5 - 87*y^6 + 37*y^7 + 315*y^3*z - 463*y^4*z - 491*y^5*z + 937*y^6*z - 298*y^7*z + 831*y^2*z^2 - 2481*y^3*z^2 + 596*y^4*z^2 + 2426*y^5*z^2 - 1372*y^6*z^2 + 1169*y*z^3 - 5067*y^2*z^3 + 5178*y^3*z^3 + 736*y^4*z^3 - 1986*y^5*z^3 + 390*z^4 - 4270*y*z^4 + 8665*y^2*z^4 - 4379*y^3*z^4 - 346*y^4*z^4 - 1170*z^5 + 5393*y*z^5 - 5851*y^2*z^5 + 1628*y^3*z^5 + 1170*z^6 - 2652*y*z^6 + 1422*y^2*z^6 - 390*z^7 + 360*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 0, 1, 1, 0, y] + (((-6*I)*Pi*(-1 + y))/(y*z) + (203*y - 214*y^2 + 59*y^3 - 210*z - 238*y*z + 315*y^2*z - 77*y^3*z + 630*z^2 - 133*y*z^2 - 101*y^2*z^2 - 630*z^3 + 168*y*z^3 + 210*z^4)/ (12*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 0, 1, 1, 0, z] + ((((-27*I)/2)*Pi*(-1 + y))/(y*z) + (-22*y + 44*y^2 - 22*y^3 + 150*z - 103*y*z + 30*y^2*z - 23*y^3*z - 450*z^2 + 272*y*z^2 - 74*y^2*z^2 + 450*z^3 - 147*y*z^3 - 150*z^4)/(6*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 0, 1 - y, 1, 0, z] + ((((105*I)/2)*Pi*(-1 + y))/(y*z) + (137*y^3 - 274*y^4 + 137*y^5 + 258*y^2*z - 943*y^3*z + 486*y^4*z - 65*y^5*z - 303*y*z^2 - 624*y^2*z^2 + 620*y^3*z^2 + 4*y^4*z^2 + 137*z^3 + 332*y*z^3 - 94*y^2*z^3 + 402*y^3*z^3 - 274*z^4 - 228*y*z^4 + 532*y^2*z^4 + 137*z^5 + 199*y*z^5)/ (12*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, 0, 0, y] + (((27*I)*Pi*(-1 + y))/(y*z) + (-281*y + 370*y^2 - 137*y^3 - 270*z + 778*y*z - 894*y^2*z + 416*y^3*z + 810*z^2 - 713*y*z^2 + 524*y^2*z^2 - 810*z^3 + 216*y*z^3 + 270*z^4)/(12*y^2*(-1 + z)*z* (-1 + y + z)))*G[1, 1, 0, 0, 0, z] + ((((-57*I)/2)*Pi*(-1 + y))/(y*z) + (67*y^4 - 177*y^5 + 159*y^6 - 49*y^7 + 444*y^3*z - 1145*y^4*z + 626*y^5*z + 251*y^6*z - 176*y^7*z + 810*y^2*z^2 - 2964*y^3*z^2 + 2233*y^4*z^2 + 781*y^5*z^2 - 860*y^6*z^2 + 1012*y*z^3 - 4704*y^2*z^3 + 5667*y^3*z^3 - 715*y^4*z^3 - 1230*y^5*z^3 + 315*z^4 - 3683*y*z^4 + 7790*y^2*z^4 - 4372*y^3*z^4 + 10*y^4*z^4 - 975*z^5 + 4615*y*z^5 - 5090*y^2*z^5 + 1450*y^3*z^5 + 990*z^6 - 2244*y*z^6 + 1194*y^2*z^6 - 330*z^7 + 300*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1, 1, 0, 1, 0, y] + ((63*y - 46*y^2 + 3*y^3 - 50*z - 86*y*z + 91*y^2*z - 45*y^3*z + 150*z^2 - 17*y*z^2 - 45*y^2*z^2 - 150*z^3 + 40*y*z^3 + 50*z^4)* G[1, 1, 0, 1, 0, z])/(4*y^2*(-1 + z)*z*(-1 + y + z)) + (((-36*I)*Pi*(-1 + y))/(y*z) + (19*y^4 - 38*y^5 + 19*y^6 - 117*y^3*z + 34*y^4*z + 570*y^5*z - 271*y^6*z - 405*y^2*z^2 + 828*y^3*z^2 + 1207*y^4*z^2 - 1288*y^5*z^2 - 611*y*z^3 + 2068*y^2*z^3 - 143*y^3*z^3 - 2016*y^4*z^3 - 210*z^4 + 2074*y*z^4 - 2484*y^2*z^4 - 820*y^3*z^4 + 630*z^5 - 2315*y*z^5 + 821*y^2*z^5 - 630*z^6 + 852*y*z^6 + 210*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 1, 0, 0, y] + (((-15*I)*Pi*(-1 + y))/(y*z) + (56*y - 52*y^2 + 11*y^3 - 90*z - 40*y*z + 48*y^2*z + 34*y^3*z + 270*z^2 - 88*y*z^2 + 4*y^2*z^2 - 270*z^3 + 72*y*z^3 + 90*z^4)/ (6*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 1, 1, 0, 0, z] + (((12*I)*Pi*(-1 + y))/(y*z) + (-34*y^4 + 68*y^5 - 34*y^6 + 129*y^3*z - 67*y^4*z - 387*y^5*z + 241*y^6*z + 516*y^2*z^2 - 1260*y^3*z^2 - 274*y^4*z^2 + 940*y^5*z^2 + 794*y*z^3 - 2908*y^2*z^3 + 1850*y^3*z^3 + 996*y^4*z^3 + 276*z^4 - 2764*y*z^4 + 4119*y^2*z^4 - 512*y^3*z^4 - 816*z^5 + 3158*y*z^5 - 1727*y^2*z^5 + 810*z^6 - 1188*y*z^6 - 270*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 1, 1, 0, y] + (((-12*I)*Pi*(-1 + y))/(y*z) + (-101*y + 58*y^2 + 7*y^3 + 30*z + 178*y*z - 153*y^2*z + 119*y^3*z - 90*z^2 - 53*y*z^2 + 95*y^2*z^2 + 90*z^3 - 24*y*z^3 - 30*z^4)/ (6*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 1, 1, 1, 0, z] + (((6*I)*Pi*(-1 + y))/(y*z) + (-9*y + 18*y^2 - 9*y^3 + 15*z - 3*y*z - 11*y^2*z - 3*y^3*z - 45*z^2 + 33*y*z^2 - 7*y^2*z^2 + 45*z^3 - 21*y*z^3 - 15*z^4)/(2*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 1, 1 - y, 1, 0, z] + ((((-27*I)/2)*Pi*(-1 + y))/(y*z) + (-22*y + 44*y^2 - 22*y^3 + 150*z - 103*y*z + 30*y^2*z - 23*y^3*z - 450*z^2 + 272*y*z^2 - 74*y^2*z^2 + 450*z^3 - 147*y*z^3 - 150*z^4)/ (6*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 1 - y, 0, 1, 0, z] + (((-15*I)*Pi*(-1 + y))/(y*z) + (-22*y + 44*y^2 - 22*y^3 + 165*z - 115*y*z + 42*y^2*z - 32*y^3*z - 495*z^2 + 296*y*z^2 - 86*y^2*z^2 + 495*z^3 - 159*y*z^3 - 165*z^4)/(6*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 1 - y, 1, 0, 0, z] + (((3*I)*Pi*(-1 + y))/(y*z) + (-37*y + 62*y^2 - 28*y^3 + 75*z - 13*y*z - 36*y^2*z - 8*y^3*z - 225*z^2 + 137*y*z^2 - 26*y^2*z^2 + 225*z^3 - 87*y*z^3 - 75*z^4)/ (6*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 1 - y, 1, 1, 0, z] + (((12*I)*Pi*(-1 + y))/(y*z) + (10*y - 8*y^2 + y^3 - 75*z + 67*y*z - 36*y^2*z + 8*y^3*z + 225*z^2 - 164*y*z^2 + 44*y^2*z^2 - 225*z^3 + 87*y*z^3 + 75*z^4)/(3*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 1 - y, 1 - y, 1, 0, z] + ((((69*I)/2)*Pi*(-1 + y))/(y*z) + (436*y^4 - 872*y^5 + 436*y^6 + 1404*y^3*z - 3536*y^4*z + 2181*y^5*z - 139*y^6*z + 1356*y^2*z^2 - 5568*y^3*z^2 + 4603*y^4*z^2 - 418*y^5*z^2 + 1156*y*z^3 - 4880*y^2*z^3 + 5419*y^3*z^3 - 612*y^4*z^3 + 240*z^4 - 3224*y*z^4 + 4821*y^2*z^4 - 958*y^3*z^4 - 720*z^5 + 2980*y*z^5 - 1297*y^2*z^5 + 720*z^6 - 912*y*z^6 - 240*z^7)/ (12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, 0, 1, 0, z] + (((33*I)*Pi*(-1 + y))/(y*z) + (-413*y^4 + 1239*y^5 - 1239*y^6 + 413*y^7 - 1422*y^3*z + 4795*y^4*z - 5329*y^5*z + 2045*y^6*z - 89*y^7*z - 1533*y^2*z^2 + 7131*y^3*z^2 - 9656*y^4*z^2 + 4216*y^5*z^2 - 158*y^6*z^2 - 1421*y*z^3 + 6951*y^2*z^3 - 10680*y^3*z^3 + 5246*y^4*z^3 - 126*y^5*z^3 - 336*z^4 + 4372*y*z^4 - 9472*y^2*z^4 + 5996*y^3*z^4 - 620*y^4*z^4 + 996*z^5 - 4787*y*z^5 + 5140*y^2*z^5 - 1349*y^3*z^5 - 990*z^6 + 2136*y*z^6 - 1086*y^2*z^6 + 330*z^7 - 300*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1 - y, 0, 1, 0, 0, z] + (((9*I)*Pi*(-1 + y))/(y*z) + (-94*y^4 + 162*y^5 - 72*y^6 + 4*y^7 - 456*y^3*z + 932*y^4*z - 503*y^5*z + 40*y^6*z - 13*y^7*z - 744*y^2*z^2 + 2262*y^3*z^2 - 1843*y^4*z^2 + 311*y^5*z^2 + 14*y^6*z^2 - 724*y*z^3 + 3270*y^2*z^3 - 3933*y^3*z^3 + 1327*y^4*z^3 + 30*y^5*z^3 - 210*z^4 + 2408*y*z^4 - 4847*y^2*z^4 + 2893*y^3*z^4 - 304*y^4*z^4 + 630*z^5 - 2824*y*z^5 + 2951*y^2*z^5 - 757*y^3*z^5 - 630*z^6 + 1320*y*z^6 - 630*y^2*z^6 + 210*z^7 - 180*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, 1, 1, 0, z] + (((-12*I)*Pi*(-1 + y))/(y*z) + (-257*y^4 + 514*y^5 - 257*y^6 - 891*y^3*z + 2194*y^4*z - 1287*y^5*z + 32*y^6*z - 1041*y^2*z^2 + 3834*y^3*z^2 - 2912*y^4*z^2 + 98*y^5*z^2 - 779*y*z^3 + 3730*y^2*z^3 - 3980*y^3*z^3 + 300*y^4*z^3 - 174*z^4 + 2308*y*z^4 - 3825*y^2*z^4 + 812*y^3*z^4 + 534*z^5 - 2267*y*z^5 + 1136*y^2*z^5 - 540*z^6 + 738*y*z^6 + 180*z^7)/ (12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, 1 - y, 1, 0, z] + ((((51*I)/2)*Pi*(-1 + y))/(y*z) + (418*y^4 - 836*y^5 + 418*y^6 + 1371*y^3*z - 3407*y^4*z + 2037*y^5*z - 103*y^6*z + 1350*y^2*z^2 - 5454*y^3*z^2 + 4300*y^4*z^2 - 256*y^5*z^2 + 1228*y*z^3 - 4994*y^2*z^3 + 5260*y^3*z^3 - 366*y^4*z^3 + 270*z^4 - 3482*y*z^4 + 5049*y^2*z^4 - 862*y^3*z^4 - 810*z^5 + 3280*y*z^5 - 1405*y^2*z^5 + 810*z^6 - 1026*y*z^6 - 270*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, 0, 0, 0, z] + (((-6*I)*Pi*(-1 + y))/(y*z) + (-29*y^4 + 135*y^5 - 171*y^6 + 65*y^7 + 30*y^3*z + 266*y^4*z - 574*y^5*z + 278*y^6*z + 309*y^2*z^2 - 309*y^3*z^2 - 450*y^4*z^2 + 450*y^5*z^2 + 241*y*z^3 - 786*y^2*z^3 + 303*y^3*z^3 + 272*y^4*z^3 + 90*z^4 - 625*y*z^4 + 704*y^2*z^4 - 79*y^3*z^4 - 180*z^5 + 444*y*z^5 - 174*y^2*z^5 + 90*z^6 - 60*y*z^6)/(12*(-1 + y)*y^2*z* (-1 + y + z)*(y + z)^3))*G[1 - y, 1, 0, 1, 0, z] + (((3*I)*Pi*(-1 + y))/(y*z) + (-68*y^4 + 156*y^5 - 120*y^6 + 32*y^7 - 255*y^3*z + 670*y^4*z - 658*y^5*z + 320*y^6*z - 77*y^7*z - 342*y^2*z^2 + 1206*y^3*z^2 - 1493*y^4*z^2 + 919*y^5*z^2 - 290*y^6*z^2 - 248*y*z^3 + 1272*y^2*z^3 - 1929*y^3*z^3 + 1307*y^4*z^3 - 417*y^5*z^3 - 60*z^4 + 760*y*z^4 - 1648*y^2*z^4 + 1244*y^3*z^4 - 326*y^4*z^4 + 180*z^5 - 821*y*z^5 + 862*y^2*z^5 - 221*y^3*z^5 - 180*z^6 + 354*y*z^6 - 144*y^2*z^6 + 60*z^7 - 45*y*z^7)/ (6*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, 1, 0, 0, z] + (((3*I)*Pi*(-1 + y))/(y*z) + (-80*y^4 + 240*y^5 - 240*y^6 + 80*y^7 - 162*y^3*z + 712*y^4*z - 1075*y^5*z + 668*y^6*z - 143*y^7*z + 24*y^2*z^2 + 420*y^3*z^2 - 1442*y^4*z^2 + 1552*y^5*z^2 - 554*y^6*z^2 + 100*y*z^3 - 384*y^2*z^3 - 132*y^3*z^3 + 1118*y^4*z^3 - 717*y^5*z^3 + 60*z^4 - 512*y*z^4 + 1028*y^2*z^4 - 424*y^3*z^4 - 182*y^4*z^4 - 180*z^5 + 799*y*z^5 - 980*y^2*z^5 + 361*y^3*z^5 + 180*z^6 - 462*y*z^6 + 312*y^2*z^6 - 60*z^7 + 75*y*z^7)/(6*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1 - y, 1, 1, 1, 0, z] + (((3*I)*Pi*(-1 + y))/(y*z) + (-11*y^4 + 57*y^5 - 75*y^6 + 29*y^7 + 6*y^3*z + 115*y^4*z - 178*y^5*z + 5*y^6*z + 52*y^7*z + 99*y^2*z^2 - 135*y^3*z^2 + 67*y^4*z^2 - 263*y^5*z^2 + 232*y^6*z^2 + 79*y*z^3 - 411*y^2*z^3 + 591*y^3*z^3 - 613*y^4*z^3 + 384*y^5*z^3 + 30*z^4 - 308*y*z^4 + 677*y^2*z^4 - 619*y^3*z^4 + 280*y^4*z^4 - 90*z^5 + 379*y*z^5 - 365*y^2*z^5 + 76*y^3*z^5 + 90*z^6 - 150*y*z^6 - 30*z^7)/ (12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, 1 - y, 1, 0, z] + (((-9*I)*Pi*(-1 + y))/(y*z) + (70*y^4 - 210*y^5 + 210*y^6 - 70*y^7 + 275*y^3*z - 886*y^4*z + 937*y^5*z - 324*y^6*z - 2*y^7*z + 380*y^2*z^2 - 1558*y^3*z^2 + 1913*y^4*z^2 - 705*y^5*z^2 - 30*y^6*z^2 + 310*y*z^3 - 1648*y^2*z^3 + 2487*y^3*z^3 - 1117*y^4*z^3 - 22*y^5*z^3 + 80*z^4 - 1006*y*z^4 + 2268*y^2*z^4 - 1486*y^3*z^4 + 164*y^4*z^4 - 240*z^5 + 1152*y*z^5 - 1266*y^2*z^5 + 354*y^3*z^5 + 240*z^6 - 526*y*z^6 + 266*y^2*z^6 - 80*z^7 + 70*y*z^7)/(4*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1 - y, 1 - y, 0, 1, 0, z] + (((-9*I)*Pi*(-1 + y))/(y*z) + (239*y^4 - 717*y^5 + 717*y^6 - 239*y^7 + 933*y^3*z - 3013*y^4*z + 3178*y^5*z - 1085*y^6*z - 13*y^7*z + 1275*y^2*z^2 - 5259*y^3*z^2 + 6443*y^4*z^2 - 2323*y^5*z^2 - 136*y^6*z^2 + 1049*y*z^3 - 5553*y^2*z^3 + 8349*y^3*z^3 - 3677*y^4*z^3 - 138*y^5*z^3 + 270*z^4 - 3400*y*z^4 + 7648*y^2*z^4 - 4970*y^3*z^4 + 512*y^4*z^4 - 810*z^5 + 3893*y*z^5 - 4282*y^2*z^5 + 1199*y^3*z^5 + 810*z^6 - 1782*y*z^6 + 912*y^2*z^6 - 270*z^7 + 240*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 1, 0, 0, z] + (((-6*I)*Pi*(-1 + y))/(y*z) + (2*y^4 + 2*y^5 - 8*y^6 + 4*y^7 + 18*y^3*z - 20*y^4*z - 17*y^5*z + 20*y^6*z - y^7*z + 37*y^2*z^2 - 101*y^3*z^2 + 51*y^4*z^2 + 19*y^5*z^2 - 6*y^6*z^2 + 47*y*z^3 - 201*y^2*z^3 + 226*y^3*z^3 - 63*y^4*z^3 - 4*y^5*z^3 + 15*z^4 - 167*y*z^4 + 335*y^2*z^4 - 197*y^3*z^4 + 24*y^4*z^4 - 45*z^5 + 203*y*z^5 - 209*y^2*z^5 + 51*y^3*z^5 + 45*z^6 - 93*y*z^6 + 38*y^2*z^6 - 15*z^7 + 10*y*z^7)/ (2*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 1, 1, 0, z] + (((3*I)*Pi*(-1 + y))/(y*z) + (-151*y^4 + 453*y^5 - 453*y^6 + 151*y^7 - 675*y^3*z + 2117*y^4*z - 2168*y^5*z + 697*y^6*z + 29*y^7*z - 1089*y^2*z^2 + 4257*y^3*z^2 - 5047*y^4*z^2 + 1763*y^5*z^2 + 116*y^6*z^2 - 871*y*z^3 + 4827*y^2*z^3 - 7419*y^3*z^3 + 3481*y^4*z^3 - 48*y^5*z^3 - 240*z^4 + 2954*y*z^4 - 6938*y^2*z^4 + 4924*y^3*z^4 - 760*y^4*z^4 + 720*z^5 - 3505*y*z^5 + 4052*y^2*z^5 - 1267*y^3*z^5 - 720*z^6 + 1632*y*z^6 - 852*y^2*z^6 + 240*z^7 - 210*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1 - y, 1 - y, 1 - y, 1, 0, z] + (((-12*I)*Pi*(-1 + y))/(y*z) + (47*y^4 - 117*y^5 + 99*y^6 - 29*y^7 + 177*y^3*z - 481*y^4*z + 481*y^5*z - 233*y^6*z + 56*y^7*z + 204*y^2*z^2 - 780*y^3*z^2 + 989*y^4*z^2 - 601*y^5*z^2 + 188*y^6*z^2 + 236*y*z^3 - 966*y^2*z^3 + 1305*y^3*z^3 - 797*y^4*z^3 + 237*y^5*z^3 + 63*z^4 - 733*y*z^4 + 1423*y^2*z^4 - 911*y^3*z^4 + 188*y^4*z^4 - 183*z^5 + 806*y*z^5 - 805*y^2*z^5 + 182*y^3*z^5 + 180*z^6 - 354*y*z^6 + 144*y^2*z^6 - 60*z^7 + 45*y*z^7)/ (6*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, -y, 0, 1, 0, z] + (((-12*I)*Pi*(-1 + y))/(y*z) + (47*y^4 - 117*y^5 + 99*y^6 - 29*y^7 + 177*y^3*z - 481*y^4*z + 481*y^5*z - 233*y^6*z + 56*y^7*z + 204*y^2*z^2 - 780*y^3*z^2 + 989*y^4*z^2 - 601*y^5*z^2 + 188*y^6*z^2 + 236*y*z^3 - 966*y^2*z^3 + 1305*y^3*z^3 - 797*y^4*z^3 + 237*y^5*z^3 + 63*z^4 - 733*y*z^4 + 1423*y^2*z^4 - 911*y^3*z^4 + 188*y^4*z^4 - 183*z^5 + 806*y*z^5 - 805*y^2*z^5 + 182*y^3*z^5 + 180*z^6 - 354*y*z^6 + 144*y^2*z^6 - 60*z^7 + 45*y*z^7)/(6*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1 - y, -y, 1 - y, 1, 0, z] + (((-18*I)*Pi*(-1 + y))/(y*z) + (38*y^4 - 196*y^5 + 128*y^6 + 27*y^3*z - 455*y^4*z + 428*y^5*z - 507*y^2*z^2 + 87*y^3*z^2 + 582*y^4*z^2 + 425*y*z^3 - 337*y^2*z^3 + 608*y^3*z^3 + 129*z^4 - 983*y*z^4 + 692*y^2*z^4 - 300*z^5 + 516*y*z^5 + 150*z^6)/(12*y^2*z*(-1 + y + z)* (y + z)^3))*G[-y, 0, 0, 1, 0, z] + (((-18*I)*Pi*(-1 + y))/(y*z) + (38*y^4 - 196*y^5 + 128*y^6 + 27*y^3*z - 455*y^4*z + 428*y^5*z - 507*y^2*z^2 + 87*y^3*z^2 + 582*y^4*z^2 + 425*y*z^3 - 337*y^2*z^3 + 608*y^3*z^3 + 129*z^4 - 983*y*z^4 + 692*y^2*z^4 - 300*z^5 + 516*y*z^5 + 150*z^6)/(12*y^2*z*(-1 + y + z)* (y + z)^3))*G[-y, 0, 1, 0, 0, z] + (((-6*I)*Pi*(-1 + y))/(y*z) + (46*y^4 - 164*y^5 + 100*y^6 + 51*y^3*z - 391*y^4*z + 340*y^5*z - 303*y^2*z^2 + 39*y^3*z^2 + 390*y^4*z^2 + 109*y*z^3 + 139*y^2*z^3 + 160*y^3*z^3 + 21*z^4 - 187*y*z^4 + 40*y^2*z^4 - 60*z^5 + 60*y*z^5 + 30*z^6)/(12*y^2*z*(-1 + y + z)* (y + z)^3))*G[-y, 0, 1, 1, 0, z] + (((-15*I)*Pi*(-1 + y))/(y*z) + (5*y^4 - 30*y^5 + 20*y^6 - y^3*z - 66*y^4*z + 67*y^5*z - 88*y^2*z^2 + 30*y^3*z^2 + 88*y^4*z^2 + 56*y*z^3 - 23*y^2*z^3 + 82*y^3*z^3 + 17*z^4 - 129*y*z^4 + 88*y^2*z^4 - 40*z^5 + 67*y*z^5 + 20*z^6)/(2*y^2*z*(-1 + y + z)* (y + z)^3))*G[-y, 0, 1 - y, 1, 0, z] + (((-15*I)*Pi*(-1 + y))/(y*z) + (5*y^4 - 30*y^5 + 20*y^6 - y^3*z - 66*y^4*z + 67*y^5*z - 88*y^2*z^2 + 30*y^3*z^2 + 88*y^4*z^2 + 56*y*z^3 - 23*y^2*z^3 + 82*y^3*z^3 + 17*z^4 - 129*y*z^4 + 88*y^2*z^4 - 40*z^5 + 67*y*z^5 + 20*z^6)/(2*y^2*z*(-1 + y + z)* (y + z)^3))*G[-y, 1 - y, 0, 1, 0, z] + (((-18*I)*Pi*(-1 + y))/(y*z) + (38*y^4 - 196*y^5 + 128*y^6 + 27*y^3*z - 455*y^4*z + 428*y^5*z - 507*y^2*z^2 + 87*y^3*z^2 + 582*y^4*z^2 + 425*y*z^3 - 337*y^2*z^3 + 608*y^3*z^3 + 129*z^4 - 983*y*z^4 + 692*y^2*z^4 - 300*z^5 + 516*y*z^5 + 150*z^6)/(12*y^2*z*(-1 + y + z)* (y + z)^3))*G[-y, 1 - y, 1, 0, 0, z] + (((-6*I)*Pi*(-1 + y))/(y*z) + (46*y^4 - 164*y^5 + 100*y^6 + 51*y^3*z - 391*y^4*z + 340*y^5*z - 303*y^2*z^2 + 39*y^3*z^2 + 390*y^4*z^2 + 109*y*z^3 + 139*y^2*z^3 + 160*y^3*z^3 + 21*z^4 - 187*y*z^4 + 40*y^2*z^4 - 60*z^5 + 60*y*z^5 + 30*z^6)/(12*y^2*z*(-1 + y + z)* (y + z)^3))*G[-y, 1 - y, 1, 1, 0, z] + (((6*I)*Pi*(-1 + y))/(y*z) + (4*y^4 - 2*y^6 + 15*y^3*z - 9*y^4*z - 6*y^5*z + 41*y^2*z^2 - 39*y^3*z^2 - 14*y^4*z^2 - 23*y*z^3 + 13*y^2*z^3 - 36*y^3*z^3 - 9*z^4 + 63*y*z^4 - 54*y^2*z^4 + 20*z^5 - 38*y*z^5 - 10*z^6)/(2*y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 1 - y, 1, 0, z] + (((24*I)*Pi*(-1 + y))/(y*z) + (-22*y^4 + 164*y^5 - 112*y^6 + 39*y^3*z + 337*y^4*z - 376*y^5*z + 549*y^2*z^2 - 273*y^3*z^2 - 474*y^4*z^2 - 247*y*z^3 - 61*y^2*z^3 - 376*y^3*z^3 - 75*z^4 + 565*y*z^4 - 364*y^2*z^4 + 180*z^5 - 288*y*z^5 - 90*z^6)/(6*y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, -y, 0, 1, 0, z] + (((24*I)*Pi*(-1 + y))/(y*z) + (-22*y^4 + 164*y^5 - 112*y^6 + 39*y^3*z + 337*y^4*z - 376*y^5*z + 549*y^2*z^2 - 273*y^3*z^2 - 474*y^4*z^2 - 247*y*z^3 - 61*y^2*z^3 - 376*y^3*z^3 - 75*z^4 + 565*y*z^4 - 364*y^2*z^4 + 180*z^5 - 288*y*z^5 - 90*z^6)/(6*y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, -y, 1 - y, 1, 0, z] - (77*(-1 + y)*G[0, 0, 0, 0, 0, 0, y])/ (y*z) - (77*(-1 + y)*G[0, 0, 0, 0, 0, 0, z])/(y*z) + (177*(-1 + y)*G[0, 0, 0, 0, 1, 0, y])/(2*y*z) + (149*(-1 + y)*G[0, 0, 0, 0, 1, 0, z])/(2*y*z) + (86*(-1 + y)*G[0, 0, 0, 1, 0, 0, y])/(y*z) + (79*(-1 + y)*G[0, 0, 0, 1, 0, 0, z])/(y*z) - (72*(-1 + y)*G[0, 0, 0, 1, 1, 0, y])/(y*z) - (31*(-1 + y)*G[0, 0, 0, 1, 1, 0, z])/(y*z) - (50*(-1 + y)*G[0, 0, 0, 1 - y, 1, 0, z])/(y*z) + (91*(-1 + y)*G[0, 0, 1, 0, 0, 0, y])/(y*z) + (74*(-1 + y)*G[0, 0, 1, 0, 0, 0, z])/(y*z) - (75*(-1 + y)*G[0, 0, 1, 0, 1, 0, y])/(y*z) - (53*(-1 + y)*G[0, 0, 1, 0, 1, 0, z])/(2*y*z) - (157*(-1 + y)*G[0, 0, 1, 1, 0, 0, y])/(2*y*z) - (40*(-1 + y)*G[0, 0, 1, 1, 0, 0, z])/(y*z) + (49*(-1 + y)*G[0, 0, 1, 1, 1, 0, y])/(y*z) + (8*(-1 + y)*G[0, 0, 1, 1, 1, 0, z])/(y*z) + (19*(-1 + y)*G[0, 0, 1, 1 - y, 1, 0, z])/(2*y*z) - (103*(-1 + y)*G[0, 0, 1 - y, 0, 1, 0, z])/(2*y*z) - (93*(-1 + y)*G[0, 0, 1 - y, 1, 0, 0, z])/(2*y*z) + (65*(-1 + y)*G[0, 0, 1 - y, 1 - y, 1, 0, z])/(2*y*z) + (12*(-1 + y)*G[0, 0, -y, 0, 1, 0, z])/(y*z) + (12*(-1 + y)*G[0, 0, -y, 1 - y, 1, 0, z])/(y*z) + (64*(-1 + y)*G[0, 1, 0, 0, 0, 0, y])/(y*z) + (64*(-1 + y)*G[0, 1, 0, 0, 0, 0, z])/(y*z) - (109*(-1 + y)*G[0, 1, 0, 0, 1, 0, y])/(2*y*z) - (53*(-1 + y)*G[0, 1, 0, 0, 1, 0, z])/(2*y*z) - (62*(-1 + y)*G[0, 1, 0, 1, 0, 0, y])/(y*z) - (33*(-1 + y)*G[0, 1, 0, 1, 0, 0, z])/(y*z) + (41*(-1 + y)*G[0, 1, 0, 1, 1, 0, y])/(y*z) + (8*(-1 + y)*G[0, 1, 0, 1, 1, 0, z])/(y*z) + (14*(-1 + y)*G[0, 1, 0, 1 - y, 1, 0, z])/(y*z) - (125*(-1 + y)*G[0, 1, 1, 0, 0, 0, y])/(2*y*z) - (41*(-1 + y)*G[0, 1, 1, 0, 0, 0, z])/(y*z) + (40*(-1 + y)*G[0, 1, 1, 0, 1, 0, y])/(y*z) + (6*(-1 + y)*G[0, 1, 1, 0, 1, 0, z])/(y*z) + (49*(-1 + y)*G[0, 1, 1, 1, 0, 0, y])/(y*z) + (17*(-1 + y)*G[0, 1, 1, 1, 0, 0, z])/(2*y*z) - (47*(-1 + y)*G[0, 1, 1, 1, 1, 0, y])/(2*y*z) + ((1 - y)*G[0, 1, 1, 1, 1, 0, z])/(y*z) - (3*(-1 + y)*G[0, 1, 1, 1 - y, 1, 0, z])/(y*z) + (14*(-1 + y)*G[0, 1, 1 - y, 0, 1, 0, z])/(y*z) + (15*(-1 + y)*G[0, 1, 1 - y, 1, 0, 0, z])/(y*z) + ((1 - y)*G[0, 1, 1 - y, 1, 1, 0, z])/(2*y*z) - (11*(-1 + y)*G[0, 1, 1 - y, 1 - y, 1, 0, z])/(y*z) - (46*(-1 + y)*G[0, 1 - y, 0, 0, 1, 0, z])/(y*z) - (46*(-1 + y)*G[0, 1 - y, 0, 1, 0, 0, z])/(y*z) - (3*(-1 + y)*G[0, 1 - y, 0, 1, 1, 0, z])/(y*z) + (22*(-1 + y)*G[0, 1 - y, 0, 1 - y, 1, 0, z])/(y*z) - (77*(-1 + y)*G[0, 1 - y, 1, 0, 0, 0, z])/(2*y*z) + (15*(-1 + y)*G[0, 1 - y, 1, 0, 1, 0, z])/(2*y*z) + (15*(-1 + y)*G[0, 1 - y, 1, 1, 0, 0, z])/(2*y*z) + (9*(-1 + y)*G[0, 1 - y, 1, 1, 1, 0, z])/(2*y*z) - (15*(-1 + y)*G[0, 1 - y, 1, 1 - y, 1, 0, z])/(2*y*z) + (41*(-1 + y)*G[0, 1 - y, 1 - y, 0, 1, 0, z])/(2*y*z) + (22*(-1 + y)*G[0, 1 - y, 1 - y, 1, 0, 0, z])/(y*z) + (3*(-1 + y)*G[0, 1 - y, 1 - y, 1, 1, 0, z])/(y*z) - (13*(-1 + y)*G[0, 1 - y, 1 - y, 1 - y, 1, 0, z])/(y*z) + (8*(-1 + y)*G[0, 1 - y, -y, 0, 1, 0, z])/(y*z) + (8*(-1 + y)*G[0, 1 - y, -y, 1 - y, 1, 0, z])/(y*z) + (13*(-1 + y)*G[0, -y, 0, 0, 1, 0, z])/(y*z) + (13*(-1 + y)*G[0, -y, 0, 1, 0, 0, z])/(y*z) + (4*(-1 + y)*G[0, -y, 0, 1, 1, 0, z])/(y*z) + (13*(-1 + y)*G[0, -y, 0, 1 - y, 1, 0, z])/(y*z) + (13*(-1 + y)*G[0, -y, 1 - y, 0, 1, 0, z])/(y*z) + (13*(-1 + y)*G[0, -y, 1 - y, 1, 0, 0, z])/(y*z) + (4*(-1 + y)*G[0, -y, 1 - y, 1, 1, 0, z])/(y*z) - (5*(-1 + y)*G[0, -y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (22*(-1 + y)*G[0, -y, -y, 0, 1, 0, z])/(y*z) - (22*(-1 + y)*G[0, -y, -y, 1 - y, 1, 0, z])/(y*z) + (137*(-1 + y)*G[1, 0, 0, 0, 0, 0, y])/(2*y*z) + (137*(-1 + y)*G[1, 0, 0, 0, 0, 0, z])/(2*y*z) - (135*(-1 + y)*G[1, 0, 0, 0, 1, 0, y])/(2*y*z) - (33*(-1 + y)*G[1, 0, 0, 0, 1, 0, z])/(y*z) - (135*(-1 + y)*G[1, 0, 0, 1, 0, 0, y])/(2*y*z) - (37*(-1 + y)*G[1, 0, 0, 1, 0, 0, z])/(y*z) + (46*(-1 + y)*G[1, 0, 0, 1, 1, 0, y])/(y*z) + (8*(-1 + y)*G[1, 0, 0, 1, 1, 0, z])/(y*z) + (33*(-1 + y)*G[1, 0, 0, 1 - y, 1, 0, z])/(2*y*z) - (75*(-1 + y)*G[1, 0, 1, 0, 0, 0, y])/(y*z) - (81*(-1 + y)*G[1, 0, 1, 0, 0, 0, z])/(2*y*z) + (58*(-1 + y)*G[1, 0, 1, 0, 1, 0, y])/(y*z) + (19*(-1 + y)*G[1, 0, 1, 0, 1, 0, z])/(2*y*z) + (56*(-1 + y)*G[1, 0, 1, 1, 0, 0, y])/(y*z) + (21*(-1 + y)*G[1, 0, 1, 1, 0, 0, z])/(2*y*z) - (59*(-1 + y)*G[1, 0, 1, 1, 1, 0, y])/(2*y*z) - (5*(-1 + y)*G[1, 0, 1, 1, 1, 0, z])/(y*z) + ((1 - y)*G[1, 0, 1, 1 - y, 1, 0, z])/(2*y*z) + (16*(-1 + y)*G[1, 0, 1 - y, 0, 1, 0, z])/(y*z) + (18*(-1 + y)*G[1, 0, 1 - y, 1, 0, 0, z])/(y*z) + ((1 - y)*G[1, 0, 1 - y, 1, 1, 0, z])/(2*y*z) - (12*(-1 + y)*G[1, 0, 1 - y, 1 - y, 1, 0, z])/(y*z) + (3*(-1 + y)*G[1, 0, -y, 0, 1, 0, z])/(y*z) + (3*(-1 + y)*G[1, 0, -y, 1 - y, 1, 0, z])/(y*z) - (56*(-1 + y)*G[1, 1, 0, 0, 0, 0, y])/(y*z) - (32*(-1 + y)*G[1, 1, 0, 0, 0, 0, z])/(y*z) + (36*(-1 + y)*G[1, 1, 0, 0, 1, 0, y])/(y*z) + (3*(-1 + y)*G[1, 1, 0, 0, 1, 0, z])/(y*z) + (46*(-1 + y)*G[1, 1, 0, 1, 0, 0, y])/(y*z) + (5*(-1 + y)*G[1, 1, 0, 1, 0, 0, z])/(2*y*z) - (41*(-1 + y)*G[1, 1, 0, 1, 1, 0, y])/(2*y*z) + ((1 - y)*G[1, 1, 0, 1, 1, 0, z])/(y*z) - (5*(-1 + y)*G[1, 1, 0, 1 - y, 1, 0, z])/(y*z) + (47*(-1 + y)*G[1, 1, 1, 0, 0, 0, y])/(y*z) + (31*(-1 + y)*G[1, 1, 1, 0, 0, 0, z])/(2*y*z) - (51*(-1 + y)*G[1, 1, 1, 0, 1, 0, y])/(2*y*z) - (7*(-1 + y)*G[1, 1, 1, 0, 1, 0, z])/(y*z) - (29*(-1 + y)*G[1, 1, 1, 1, 0, 0, y])/(y*z) + (5*(-1 + y)*G[1, 1, 1, 1, 0, 0, z])/(y*z) + (19*(-1 + y)*G[1, 1, 1, 1, 1, 0, y])/(2*y*z) + (14*(-1 + y)*G[1, 1, 1, 1, 1, 0, z])/(y*z) - (4*(-1 + y)*G[1, 1, 1, 1 - y, 1, 0, z])/(y*z) - (5*(-1 + y)*G[1, 1, 1 - y, 0, 1, 0, z])/(y*z) - (6*(-1 + y)*G[1, 1, 1 - y, 1, 0, 0, z])/(y*z) - (4*(-1 + y)*G[1, 1, 1 - y, 1, 1, 0, z])/(y*z) + (2*(-1 + y)*G[1, 1, 1 - y, 1 - y, 1, 0, z])/(y*z) + (33*(-1 + y)*G[1, 1 - y, 0, 0, 1, 0, z])/(2*y*z) + (18*(-1 + y)*G[1, 1 - y, 0, 1, 0, 0, z])/(y*z) + ((1 - y)*G[1, 1 - y, 0, 1, 1, 0, z])/(2*y*z) - (25*(-1 + y)*G[1, 1 - y, 0, 1 - y, 1, 0, z])/(2*y*z) + (35*(-1 + y)*G[1, 1 - y, 1, 0, 0, 0, z])/(2*y*z) - (5*(-1 + y)*G[1, 1 - y, 1, 1, 0, 0, z])/(y*z) - (7*(-1 + y)*G[1, 1 - y, 1, 1, 1, 0, z])/(y*z) + (9*(-1 + y)*G[1, 1 - y, 1, 1 - y, 1, 0, z])/(2*y*z) - (12*(-1 + y)*G[1, 1 - y, 1 - y, 0, 1, 0, z])/(y*z) - (14*(-1 + y)*G[1, 1 - y, 1 - y, 1, 0, 0, z])/(y*z) + ((-1 + y)*G[1, 1 - y, 1 - y, 1, 1, 0, z])/(y*z) + (10*(-1 + y)*G[1, 1 - y, 1 - y, 1 - y, 1, 0, z])/(y*z) + (3*(-1 + y)*G[1, 1 - y, -y, 0, 1, 0, z])/(y*z) + (3*(-1 + y)*G[1, 1 - y, -y, 1 - y, 1, 0, z])/(y*z) - (81*(-1 + y)*G[1 - y, 0, 0, 0, 1, 0, z])/(2*y*z) - (85*(-1 + y)*G[1 - y, 0, 0, 1, 0, 0, z])/(2*y*z) - (4*(-1 + y)*G[1 - y, 0, 0, 1, 1, 0, z])/(y*z) + (29*(-1 + y)*G[1 - y, 0, 0, 1 - y, 1, 0, z])/(2*y*z) - (69*(-1 + y)*G[1 - y, 0, 1, 0, 0, 0, z])/(2*y*z) + (5*(-1 + y)*G[1 - y, 0, 1, 0, 1, 0, z])/(y*z) + (9*(-1 + y)*G[1 - y, 0, 1, 1, 0, 0, z])/(2*y*z) + (11*(-1 + y)*G[1 - y, 0, 1, 1, 1, 0, z])/(2*y*z) - (7*(-1 + y)*G[1 - y, 0, 1, 1 - y, 1, 0, z])/(y*z) + (33*(-1 + y)*G[1 - y, 0, 1 - y, 0, 1, 0, z])/(2*y*z) + (11*(-1 + y)*G[1 - y, 0, 1 - y, 1, 0, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 0, 1 - y, 1, 1, 0, z])/(y*z) - (13*(-1 + y)*G[1 - y, 0, 1 - y, 1 - y, 1, 0, z])/(y*z) + (11*(-1 + y)*G[1 - y, 0, -y, 0, 1, 0, z])/(y*z) + (11*(-1 + y)*G[1 - y, 0, -y, 1 - y, 1, 0, z])/(y*z) - (24*(-1 + y)*G[1 - y, 1, 0, 0, 0, 0, z])/(y*z) + (6*(-1 + y)*G[1 - y, 1, 0, 0, 1, 0, z])/(y*z) + (29*(-1 + y)*G[1 - y, 1, 0, 1, 0, 0, z])/(2*y*z) + (19*(-1 + y)*G[1 - y, 1, 0, 1, 1, 0, z])/(2*y*z) - (9*(-1 + y)*G[1 - y, 1, 0, 1 - y, 1, 0, z])/(y*z) + (11*(-1 + y)*G[1 - y, 1, 1, 0, 0, 0, z])/(2*y*z) + (25*(-1 + y)*G[1 - y, 1, 1, 0, 1, 0, z])/(2*y*z) + (3*(-1 + y)*G[1 - y, 1, 1, 1, 0, 0, z])/(y*z) - (17*(-1 + y)*G[1 - y, 1, 1, 1, 1, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1, 1, 1 - y, 1, 0, z])/(y*z) - (9*(-1 + y)*G[1 - y, 1, 1 - y, 0, 1, 0, z])/(y*z) - (10*(-1 + y)*G[1 - y, 1, 1 - y, 1, 0, 0, z])/(y*z) - (2*(-1 + y)*G[1 - y, 1, 1 - y, 1, 1, 0, z])/(y*z) + (10*(-1 + y)*G[1 - y, 1, 1 - y, 1 - y, 1, 0, z])/(y*z) + (23*(-1 + y)*G[1 - y, 1 - y, 0, 0, 1, 0, z])/(2*y*z) + (11*(-1 + y)*G[1 - y, 1 - y, 0, 1, 0, 0, z])/(y*z) + (3*(-1 + y)*G[1 - y, 1 - y, 0, 1, 1, 0, z])/(y*z) - (4*(-1 + y)*G[1 - y, 1 - y, 0, 1 - y, 1, 0, z])/(y*z) + (17*(-1 + y)*G[1 - y, 1 - y, 1, 0, 0, 0, z])/(2*y*z) - (2*(-1 + y)*G[1 - y, 1 - y, 1, 0, 1, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1 - y, 1, 1, 0, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1 - y, 1, 1, 1, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1 - y, 1, 1 - y, 1, 0, z])/(y*z) - (3*(-1 + y)*G[1 - y, 1 - y, 1 - y, 0, 1, 0, z])/(y*z) - (3*(-1 + y)*G[1 - y, 1 - y, 1 - y, 1, 0, 0, z])/(y*z) - (2*(-1 + y)*G[1 - y, 1 - y, 1 - y, 1, 1, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1 - y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (4*(-1 + y)*G[1 - y, 1 - y, -y, 0, 1, 0, z])/(y*z) - (4*(-1 + y)*G[1 - y, 1 - y, -y, 1 - y, 1, 0, z])/(y*z) + (12*(-1 + y)*G[1 - y, -y, 0, 0, 1, 0, z])/(y*z) + (12*(-1 + y)*G[1 - y, -y, 0, 1, 0, 0, z])/(y*z) + (6*(-1 + y)*G[1 - y, -y, 0, 1, 1, 0, z])/(y*z) + (11*(-1 + y)*G[1 - y, -y, 0, 1 - y, 1, 0, z])/(y*z) + (11*(-1 + y)*G[1 - y, -y, 1 - y, 0, 1, 0, z])/(y*z) + (12*(-1 + y)*G[1 - y, -y, 1 - y, 1, 0, 0, z])/(y*z) + (6*(-1 + y)*G[1 - y, -y, 1 - y, 1, 1, 0, z])/(y*z) - (4*(-1 + y)*G[1 - y, -y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (20*(-1 + y)*G[1 - y, -y, -y, 0, 1, 0, z])/(y*z) - (20*(-1 + y)*G[1 - y, -y, -y, 1 - y, 1, 0, z])/(y*z) + (17*(-1 + y)*G[-y, 0, 0, 0, 1, 0, z])/(y*z) + (18*(-1 + y)*G[-y, 0, 0, 1, 0, 0, z])/(y*z) + (2*(-1 + y)*G[-y, 0, 0, 1, 1, 0, z])/(y*z) + (16*(-1 + y)*G[-y, 0, 0, 1 - y, 1, 0, z])/(y*z) + (17*(-1 + y)*G[-y, 0, 1, 0, 0, 0, z])/(y*z) - (3*(-1 + y)*G[-y, 0, 1, 0, 1, 0, z])/(y*z) + (2*(-1 + y)*G[-y, 0, 1, 1, 0, 0, z])/(y*z) + (4*(-1 + y)*G[-y, 0, 1, 1, 1, 0, z])/(y*z) + ((-1 + y)*G[-y, 0, 1, 1 - y, 1, 0, z])/(y*z) + (15*(-1 + y)*G[-y, 0, 1 - y, 0, 1, 0, z])/(y*z) + (17*(-1 + y)*G[-y, 0, 1 - y, 1, 0, 0, z])/(y*z) + (4*(-1 + y)*G[-y, 0, 1 - y, 1, 1, 0, z])/(y*z) - (5*(-1 + y)*G[-y, 0, 1 - y, 1 - y, 1, 0, z])/(y*z) - (22*(-1 + y)*G[-y, 0, -y, 0, 1, 0, z])/(y*z) - (22*(-1 + y)*G[-y, 0, -y, 1 - y, 1, 0, z])/(y*z) + (16*(-1 + y)*G[-y, 1 - y, 0, 0, 1, 0, z])/(y*z) + (17*(-1 + y)*G[-y, 1 - y, 0, 1, 0, 0, z])/(y*z) + (4*(-1 + y)*G[-y, 1 - y, 0, 1, 1, 0, z])/(y*z) - (6*(-1 + y)*G[-y, 1 - y, 0, 1 - y, 1, 0, z])/(y*z) + (17*(-1 + y)*G[-y, 1 - y, 1, 0, 0, 0, z])/(y*z) - (3*(-1 + y)*G[-y, 1 - y, 1, 0, 1, 0, z])/(y*z) + (2*(-1 + y)*G[-y, 1 - y, 1, 1, 0, 0, z])/(y*z) + (4*(-1 + y)*G[-y, 1 - y, 1, 1, 1, 0, z])/(y*z) + ((-1 + y)*G[-y, 1 - y, 1, 1 - y, 1, 0, z])/(y*z) - (5*(-1 + y)*G[-y, 1 - y, 1 - y, 0, 1, 0, z])/(y*z) - (6*(-1 + y)*G[-y, 1 - y, 1 - y, 1, 0, 0, z])/(y*z) - (2*(-1 + y)*G[-y, 1 - y, 1 - y, 1, 1, 0, z])/(y*z) + (2*(-1 + y)*G[-y, 1 - y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (6*(-1 + y)*G[-y, 1 - y, -y, 0, 1, 0, z])/(y*z) - (6*(-1 + y)*G[-y, 1 - y, -y, 1 - y, 1, 0, z])/(y*z) - (24*(-1 + y)*G[-y, -y, 0, 0, 1, 0, z])/(y*z) - (24*(-1 + y)*G[-y, -y, 0, 1, 0, 0, z])/(y*z) - (12*(-1 + y)*G[-y, -y, 0, 1, 1, 0, z])/(y*z) - (22*(-1 + y)*G[-y, -y, 0, 1 - y, 1, 0, z])/(y*z) - (22*(-1 + y)*G[-y, -y, 1 - y, 0, 1, 0, z])/(y*z) - (24*(-1 + y)*G[-y, -y, 1 - y, 1, 0, 0, z])/(y*z) - (12*(-1 + y)*G[-y, -y, 1 - y, 1, 1, 0, z])/(y*z) + (8*(-1 + y)*G[-y, -y, 1 - y, 1 - y, 1, 0, z])/(y*z) + (40*(-1 + y)*G[-y, -y, -y, 0, 1, 0, z])/(y*z) + (40*(-1 + y)*G[-y, -y, -y, 1 - y, 1, 0, z])/(y*z) + ((((-5*I)/18)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(4588 - 12360*y + 11307*y^2 - 3535*y^3 - 18352*z + 44678*y*z - 36454*y^2*z + 10110*y^3*z + 27528*z^2 - 59874*y*z^2 + 41997*y^2*z^2 - 9597*y^3*z^2 - 18352*z^3 + 35118*y*z^3 - 19824*y^2*z^3 + 3004*y^3*z^3 + 4588*z^4 - 7562*y*z^4 + 2992*y^2*z^4))/(72*(-1 + y)*y*(-1 + z)^3*z*(-1 + y + z)) - ((I/216)*Pi*(36380*y^2 - 67000*y^3 + 30926*y^4 + 72760*y*z - 240548*y^2*z + 232961*y^3*z - 66091*y^4*z + 36380*z^2 - 285280*y*z^2 + 476128*y^2*z^2 - 275344*y^3*z^2 + 36137*y^4*z^2 - 104604*z^3 + 383881*y*z^3 - 384259*y^2*z^3 + 111327*y^3*z^3 + 95532*z^4 - 204906*y*z^4 + 113271*y^2*z^4 - 22772*z^5 + 33545*y*z^5 - 4536*z^6))/(y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^2) + (478187*y^2 - 1413447*y^3 + 1366143*y^4 - 430883*y^5 + 956374*y*z - 4265775*y^2*z + 6909673*y^3*z - 4704795*y^4*z + 1104523*y^5*z + 478187*z^2 - 4299633*y*z^2 + 11131340*y^2*z^2 - 12175106*y^3*z^2 + 5533506*y^4*z^2 - 666836*y^5*z^2 - 1344597*z^3 + 6852595*y*z^3 - 12324956*y^2*z^3 + 9005008*y^3*z^3 - 2188050*y^4*z^3 + 1162077*z^4 - 4524165*y*z^4 + 5692104*y^2*z^4 - 2332932*y^3*z^4 - 203111*z^5 + 920815*y*z^5 - 717704*y^2*z^5 - 92556*z^6 + 94014*y*z^6)/ (3888*(-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^2))*Zeta[3] + (113*(-1 + y)*Zeta[3]^2)/(9*y*z) + G[1, 1 - y, 1 - y, z]* (((-2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-10*y + 8*y^2 - y^3 + 75*z - 67*y*z + 36*y^2*z - 8*y^3*z - 225*z^2 + 164*y*z^2 - 44*y^2*z^2 + 225*z^3 - 87*y*z^3 - 75*z^4))/(18*y^2*(-1 + z)*z*(-1 + y + z)) + ((1 - y)*Zeta[3])/(y*z)) + G[1, 0, 1, y]* ((((23*I)/4)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(y^4 - 51*y^5 + 87*y^6 - 37*y^7 - 315*y^3*z + 463*y^4*z + 491*y^5*z - 937*y^6*z + 298*y^7*z - 831*y^2*z^2 + 2481*y^3*z^2 - 596*y^4*z^2 - 2426*y^5*z^2 + 1372*y^6*z^2 - 1169*y*z^3 + 5067*y^2*z^3 - 5178*y^3*z^3 - 736*y^4*z^3 + 1986*y^5*z^3 - 390*z^4 + 4270*y*z^4 - 8665*y^2*z^4 + 4379*y^3*z^4 + 346*y^4*z^4 + 1170*z^5 - 5393*y*z^5 + 5851*y^2*z^5 - 1628*y^3*z^5 - 1170*z^6 + 2652*y*z^6 - 1422*y^2*z^6 + 390*z^7 - 360*y*z^7))/ (72*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (61*(-1 + y)*Zeta[3])/(2*y*z)) + G[0, 0, 0, z]* ((((-109*I)/8)*Pi^3*(-1 + y))/(y*z) + ((I/72)*Pi*(-5026 + 5026*y + 4756*z + 1301*y*z + 270*z^2))/ (y*(-1 + z)*z) + (33523*y - 33523*y^2 + 33523*z - 60789*y*z + 80006*y^2*z - 47462*z^2 + 32025*y*z^2 - 44539*y^2*z^2 - 7589*z^3 - 2815*y*z^3 + 21528*z^4)/(864*y*(-1 + z)^2*z*(y + z)) + (Pi^2*(-1625 + 3250*y - 1625*y^2 + 6500*z - 4070*y*z - 2694*y^2*z - 9750*z^2 - 7290*y*z^2 + 10209*y^2*z^2 + 6500*z^3 + 13682*y*z^3 - 5836*y^2*z^3 - 1625*z^4 - 5572*y*z^4))/(144*y*(-1 + z)^3*z* (-1 + y + z)) + (57*(-1 + y)*G[0, 1, 0, y])/(2*y*z) + (46*(-1 + y)*G[1, 0, 0, y])/(y*z) - (11*(-1 + y)*G[1, 1, 0, y])/ (y*z) - (21*(-1 + y)*Zeta[3])/(y*z)) + G[0, 0, 0, y]*((((-109*I)/8)*Pi^3*(-1 + y))/(y*z) - ((I/36)*Pi*(-2513 + 2513*y - 594*z))/(y*z) + (-33523*y + 69494*y^2 - 35971*y^3 - 33523*z + 92714*y*z - 50767*y^2*z + 3024*z^2 + 5400*y*z^2)/(864*(-1 + y)*y*z*(y + z)) + (Pi^2*(1625 - 4467*y + 4161*y^2 - 1319*y^3 - 3250*z + 8197*y*z - 6680*y^2*z + 1787*y^3*z + 1625*z^2 - 3730*y*z^2 + 2051*y^2*z^2))/ (144*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)) - (77*(-1 + y)*G[0, 0, 0, z])/(y*z) + (23*(-1 + y)*G[0, 1, 0, z])/ (2*y*z) + (34*(-1 + y)*G[0, 1 - y, 0, z])/(y*z) + (16*(-1 + y)*G[1, 0, 0, z])/(y*z) - (9*(-1 + y)*G[1, 1, 0, z])/(y*z) - (4*(-1 + y)*G[1, 1 - y, 0, z])/(y*z) + (30*(-1 + y)*G[1 - y, 0, 0, z])/ (y*z) + (21*(-1 + y)*G[1 - y, 1, 0, z])/(2*y*z) - (17*(-1 + y)*G[1 - y, 1 - y, 0, z])/(2*y*z) - (17*(-1 + y)*G[-y, 1 - y, 0, z])/(y*z) - (21*(-1 + y)*Zeta[3])/ (y*z)) + G[1, 0, 0, z]*((((19*I)/2)*Pi^3*(-1 + y))/(y*z) + (84793*y^2 - 169658*y^3 + 84865*y^4 + 169280*y*z - 577873*y^2*z + 524281*y^3*z - 108152*y^4*z + 16195*z^2 - 611708*y*z^2 + 1000448*y^2*z^2 - 417152*y^3*z^2 + 23647*y^4*z^2 + 1383*z^3 + 664157*y*z^3 - 546311*y^2*z^3 + 63249*y^3*z^3 - 101751*z^4 - 171030*y*z^4 + 39303*y^2*z^4 + 134573*z^5 - 50699*y*z^5 - 50400*z^6)/ (864*y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^2) + ((I/36)*Pi*(3341*y^2 - 6574*y^3 + 3233*y^4 + 7087*y*z - 23414*y^2*z + 19754*y^3*z - 4396*y^4*z + 1964*z^2 - 27430*y*z^2 + 40561*y^2*z^2 - 15754*y^3*z^2 + 1217*y^4*z^2 - 5244*z^3 + 33334*y*z^3 - 22390*y^2*z^3 + 2682*y^3*z^3 + 3948*z^4 - 12834*y*z^4 + 1956*y^2*z^4 - 20*z^5 - 157*y*z^5 - 648*z^6))/ (y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(2003*y - 3622*y^2 + 1715*y^3 + 408*z - 8444*y*z + 9077*y^2*z - 3297*y^3*z - 2064*z^2 + 13758*y*z^2 - 5499*y^2*z^2 + 1473*y^3*z^2 + 4164*z^3 - 10640*y*z^3 - 1697*y^2*z^3 + 85*y^3*z^3 - 4188*z^4 + 3767*y*z^4 + 1741*y^2*z^4 + 2100*z^5 - 444*y*z^5 - 420*z^6))/ (144*y^2*(-1 + z)^3*z*(-1 + y + z)) + (27*(-1 + y)*G[1, 1, 0, y])/ (2*y*z) - (35*(-1 + y)*Zeta[3])/(2*y*z)) + G[-y, 1 - y, 0, z]*((((3*I)/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(16*y^4 + 16*y^5 - 20*y^6 + 57*y^3*z + 5*y^4*z - 62*y^5*z + 225*y^2*z^2 - 141*y^3*z^2 - 138*y^4*z^2 - 227*y*z^3 + 277*y^2*z^3 - 332*y^3*z^3 - 81*z^4 + 587*y*z^4 - 488*y^2*z^4 + 180*z^5 - 342*y*z^5 - 90*z^6))/(72*y^2*z*(-1 + y + z)*(y + z)^3) - (15*(-1 + y)*Zeta[3])/(y*z)) + G[1 - y, 1 - y, 0, z]* (((I/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-60*y^4 + 180*y^5 - 180*y^6 + 60*y^7 - 261*y^3*z + 824*y^4*z - 845*y^5*z + 270*y^6*z + 12*y^7*z - 408*y^2*z^2 + 1614*y^3*z^2 - 1917*y^4*z^2 + 657*y^5*z^2 + 54*y^6*z^2 - 330*y*z^3 + 1812*y^2*z^3 - 2769*y^3*z^3 + 1269*y^4*z^3 + 8*y^5*z^3 - 90*z^4 + 1112*y*z^4 - 2594*y^2*z^4 + 1812*y^3*z^4 - 260*y^4*z^4 + 270*z^5 - 1314*y*z^5 + 1512*y^2*z^5 - 468*y^3*z^5 - 270*z^6 + 612*y*z^6 - 322*y^2*z^6 + 90*z^7 - 80*y*z^7))/(24*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (13*(-1 + y)*Zeta[3])/(y*z)) + G[0, 1, 0, z]* ((((23*I)/4)*Pi^3*(-1 + y))/(y*z) + ((I/72)*Pi*(3767*y^3 - 7264*y^4 + 3497*y^5 + 14181*y^2*z - 35865*y^3*z + 24376*y^4*z - 4132*y^5*z + 15633*y*z^2 - 71097*y^2*z^2 + 69828*y^3*z^2 - 18158*y^4*z^2 + 527*y^5*z^2 + 4280*z^3 - 57484*y*z^3 + 102839*y^2*z^3 - 37895*y^3*z^3 + 722*y^4*z^3 - 13110*z^4 + 68155*y*z^4 - 45601*y^2*z^4 - 159*y^3*z^4 + 13326*z^5 - 26174*y*z^5 - 430*y^2*z^5 - 4442*z^6 - 130*y*z^6 - 54*z^7))/(y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^3) + (-11511*y^3 + 34437*y^4 - 34341*y^5 + 11415*y^6 - 59613*y^2*z + 183756*y^3*z - 211395*y^4*z + 104382*y^5*z - 17130*y^6*z - 57007*y*z^2 + 332432*y^2*z^2 - 549478*y^3*z^2 + 362331*y^4*z^2 - 93981*y^5*z^2 + 5595*y^6*z^2 - 19965*z^3 + 229392*y*z^3 - 620846*y^2*z^3 + 614996*y^3*z^3 - 227385*y^4*z^3 + 23700*y^5*z^3 + 57339*z^4 - 311613*y*z^4 + 482545*y^2*z^4 - 270067*y^3*z^4 + 42012*y^4*z^4 - 52131*z^5 + 160078*y*z^5 - 140275*y^2*z^5 + 32544*y^3*z^5 + 12105*z^6 - 18090*y*z^6 + 5877*y^2*z^6 + 2652*z^7 - 2760*y*z^7)/(288*(-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-523*y^4 + 1417*y^5 - 1303*y^6 + 409*y^7 - 2015*y^3*z + 7215*y^4*z - 8234*y^5*z + 3357*y^6*z - 323*y^7*z - 3447*y^2*z^2 + 16125*y^3*z^2 - 23822*y^4*z^2 + 12170*y^5*z^2 - 441*y^6*z^2 - 585*y^7*z^2 - 889*y*z^3 + 16231*y^2*z^3 - 39430*y^3*z^3 + 28818*y^4*z^3 - 1256*y^5*z^3 - 3997*y^6*z^3 + 503*y^7*z^3 - 122*z^4 + 4134*y*z^4 - 29081*y^2*z^4 + 40451*y^3*z^4 - 9599*y^4*z^4 - 8175*y^5*z^4 + 2392*y^6*z^4 + 606*z^5 - 7748*y*z^5 + 24707*y^2*z^5 - 16674*y^3*z^5 - 4909*y^4*z^5 + 4078*y^5*z^5 - 1206*z^6 + 7430*y*z^6 - 10232*y^2*z^6 + 1196*y^3*z^6 + 2812*y^4*z^6 + 1202*z^7 - 3807*y*z^7 + 2202*y^2*z^7 + 343*y^3*z^7 - 600*z^8 + 980*y*z^8 - 380*y^2*z^8 + 120*z^9 - 100*y*z^9))/ (48*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3) - (19*(-1 + y)*G[1, 0, 0, y])/(2*y*z) + (12*(-1 + y)*G[1, 1, 0, y])/ (y*z) - (25*(-1 + y)*Zeta[3])/(2*y*z)) + G[1, 1, 0, y]*((((-5*I)/4)*Pi^3*(-1 + y))/(y*z) - ((I/72)*Pi*(-1571*y^3 + 3358*y^4 - 1787*y^5 - 2238*y^2*z + 9229*y^3*z - 6819*y^4*z + 878*y^5*z + 591*y*z^2 + 4116*y^2*z^2 - 5537*y^3*z^2 + 734*y^4*z^2 + 319*z^3 - 6032*y*z^3 + 7975*y^2*z^3 - 4848*y^3*z^3 - 3338*z^4 + 13875*y*z^4 - 10762*y^2*z^4 + 5395*z^5 - 8434*y*z^5 - 2376*z^6))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (-4979*y^3 + 15909*y^4 - 16881*y^5 + 5951*y^6 + 11115*y^2*z - 8303*y^3*z - 17364*y^4*z + 19393*y^5*z - 4841*y^6*z + 17761*y*z^2 - 86261*y^2*z^2 + 117515*y^3*z^2 - 49047*y^4*z^2 - 292*y^5*z^2 + 12727*z^3 - 114203*y*z^3 + 266631*y^2*z^3 - 216305*y^3*z^3 + 50502*y^4*z^3 - 52154*z^4 + 226132*y*z^4 - 283830*y^2*z^4 + 109852*y^3*z^4 + 66439*z^5 - 157026*y*z^5 + 91235*y^2*z^5 - 27012*z^6 + 27336*y*z^6)/(288*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (Pi^2*(-343*y^4 + 638*y^5 - 307*y^6 + 243*y^3*z + 1292*y^4*z - 906*y^5*z - 269*y^6*z + 4317*y^2*z^2 - 4392*y^3*z^2 + 485*y^4*z^2 - 1460*y^5*z^2 + 719*y*z^3 - 10264*y^2*z^3 + 7349*y^3*z^3 - 3162*y^4*z^3 + 354*z^4 - 2926*y*z^4 + 8868*y^2*z^4 - 3776*y^3*z^4 - 1074*z^5 + 3683*y*z^5 - 2921*y^2*z^5 + 1080*z^6 - 1476*y*z^6 - 360*z^7))/(144*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3) - (3*(-1 + y)*G[1, 1, 0, z])/(y*z) - (4*(-1 + y)*G[1, 1, 1, z])/(y*z) - (23*(-1 + y)*G[1, 1 - y, 0, z])/ (2*y*z) + (9*(-1 + y)*G[1, 1 - y, 1, z])/(2*y*z) + (10*(-1 + y)*G[1, 1 - y, 1 - y, z])/(y*z) + (3*(-1 + y)*G[1, 1 - y, -y, z])/(y*z) - (9*(-1 + y)*G[1 - y, 0, 0, z])/ (2*y*z) - (7*(-1 + y)*G[1 - y, 0, 1, z])/(y*z) - (4*(-1 + y)*G[1 - y, 0, 1 - y, z])/(y*z) + (11*(-1 + y)*G[1 - y, 0, -y, z])/(y*z) - (11*(-1 + y)*G[1 - y, 1, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1, 1, z])/ (y*z) + (12*(-1 + y)*G[1 - y, 1, 1 - y, z])/(y*z) + (2*(-1 + y)*G[1 - y, 1 - y, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1 - y, 1, z])/(y*z) + ((1 - y)*G[1 - y, 1 - y, 1 - y, z])/(y*z) - (4*(-1 + y)*G[1 - y, 1 - y, -y, z])/(y*z) + (5*(-1 + y)*G[1 - y, -y, 0, z])/(y*z) + (2*(-1 + y)*G[1 - y, -y, 1 - y, z])/(y*z) - (20*(-1 + y)*G[1 - y, -y, -y, z])/(y*z) + (6*(-1 + y)*G[-y, 0, 0, z])/ (y*z) + ((-1 + y)*G[-y, 0, 1, z])/(y*z) + (3*(-1 + y)*G[-y, 0, 1 - y, z])/(y*z) - (22*(-1 + y)*G[-y, 0, -y, z])/ (y*z) - (2*(-1 + y)*G[-y, 1 - y, 0, z])/(y*z) + ((-1 + y)*G[-y, 1 - y, 1, z])/(y*z) - (6*(-1 + y)*G[-y, 1 - y, -y, z])/ (y*z) - (10*(-1 + y)*G[-y, -y, 0, z])/(y*z) - (4*(-1 + y)*G[-y, -y, 1 - y, z])/(y*z) + (40*(-1 + y)*G[-y, -y, -y, z])/(y*z) - (25*(-1 + y)*Zeta[3])/ (2*y*z)) + G[-y, 0, 1 - y, z]*((((5*I)/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-5*y^4 + 30*y^5 - 20*y^6 + y^3*z + 66*y^4*z - 67*y^5*z + 88*y^2*z^2 - 30*y^3*z^2 - 88*y^4*z^2 - 56*y*z^3 + 23*y^2*z^3 - 82*y^3*z^3 - 17*z^4 + 129*y*z^4 - 88*y^2*z^4 + 40*z^5 - 67*y*z^5 - 20*z^6))/(12*y^2*z*(-1 + y + z)*(y + z)^3) - (12*(-1 + y)*Zeta[3])/(y*z)) + G[1 - y, -y, 1 - y, z]* (((2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-47*y^4 + 117*y^5 - 99*y^6 + 29*y^7 - 177*y^3*z + 481*y^4*z - 481*y^5*z + 233*y^6*z - 56*y^7*z - 204*y^2*z^2 + 780*y^3*z^2 - 989*y^4*z^2 + 601*y^5*z^2 - 188*y^6*z^2 - 236*y*z^3 + 966*y^2*z^3 - 1305*y^3*z^3 + 797*y^4*z^3 - 237*y^5*z^3 - 63*z^4 + 733*y*z^4 - 1423*y^2*z^4 + 911*y^3*z^4 - 188*y^4*z^4 + 183*z^5 - 806*y*z^5 + 805*y^2*z^5 - 182*y^3*z^5 - 180*z^6 + 354*y*z^6 - 144*y^2*z^6 + 60*z^7 - 45*y*z^7))/(36*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (12*(-1 + y)*Zeta[3])/(y*z)) + G[0, -y, 1 - y, z]* ((((5*I)/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-5*y^4 + 23*y^5 - 29*y^6 + 11*y^7 - 26*y^3*z + 90*y^4*z - 124*y^5*z + 80*y^6*z - 20*y^7*z + 7*y^2*z^2 + 100*y^3*z^2 - 270*y^4*z^2 + 232*y^5*z^2 - 69*y^6*z^2 - 137*y*z^3 + 408*y^2*z^3 - 572*y^3*z^3 + 437*y^4*z^3 - 131*y^5*z^3 - 44*z^4 + 519*y*z^4 - 1044*y^2*z^4 + 813*y^3*z^4 - 234*y^4*z^4 + 144*z^5 - 676*y*z^5 + 838*y^2*z^5 - 306*y^3*z^5 - 150*z^6 + 349*y*z^6 - 209*y^2*z^6 + 50*z^7 - 55*y*z^7))/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (17*(-1 + y)*G[1, 0, 0, y])/(y*z) + (3*(-1 + y)*G[1, 1, 0, y])/(y*z) - (12*(-1 + y)*Zeta[3])/(y*z)) + G[1 - y, 0, 1 - y, z]*(((2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(257*y^4 - 514*y^5 + 257*y^6 + 891*y^3*z - 2194*y^4*z + 1287*y^5*z - 32*y^6*z + 1041*y^2*z^2 - 3834*y^3*z^2 + 2912*y^4*z^2 - 98*y^5*z^2 + 779*y*z^3 - 3730*y^2*z^3 + 3980*y^3*z^3 - 300*y^4*z^3 + 174*z^4 - 2308*y*z^4 + 3825*y^2*z^4 - 812*y^3*z^4 - 534*z^5 + 2267*y*z^5 - 1136*y^2*z^5 + 540*z^6 - 738*y*z^6 - 180*z^7))/(72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (10*(-1 + y)*Zeta[3])/(y*z)) + G[0, 1 - y, 1 - y, z]* ((((7*I)/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-196*y^4 + 588*y^5 - 588*y^6 + 196*y^7 - 780*y^3*z + 2498*y^4*z - 2516*y^5*z + 778*y^6*z + 20*y^7*z - 1089*y^2*z^2 + 4443*y^3*z^2 - 5086*y^4*z^2 + 1490*y^5*z^2 + 242*y^6*z^2 - 907*y*z^3 + 4791*y^2*z^3 - 6852*y^3*z^3 + 2500*y^4*z^3 + 438*y^5*z^3 - 237*z^4 + 2975*y*z^4 - 6575*y^2*z^4 + 3925*y^3*z^4 - 148*y^4*z^4 + 717*z^5 - 3436*y*z^5 + 3671*y^2*z^5 - 952*y^3*z^5 - 720*z^6 + 1578*y*z^6 - 798*y^2*z^6 + 240*z^7 - 210*y*z^7))/ (72*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (21*(-1 + y)*G[1, 0, 0, y])/(y*z) - (7*(-1 + y)*G[1, 1, 0, y])/(y*z) - (9*(-1 + y)*Zeta[3])/(y*z)) + G[0, 1, 1, y]* ((((19*I)/4)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-34*y - 30*y^2 + 129*y^3 - 65*y^4 + 63*z - 148*y*z + 775*y^2*z - 1016*y^3*z + 326*y^4*z - 183*z^2 + 482*y*z^2 - 925*y^2*z^2 + 626*y^3*z^2 + 180*z^3 - 390*y*z^3 + 180*y^2*z^3 - 60*z^4 + 90*y*z^4))/(72*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)) - (15*(-1 + y)*Zeta[3])/(2*y*z)) + G[1 - y, 1, 1, z]* (((-1/2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(80*y^4 - 240*y^5 + 240*y^6 - 80*y^7 + 162*y^3*z - 712*y^4*z + 1075*y^5*z - 668*y^6*z + 143*y^7*z - 24*y^2*z^2 - 420*y^3*z^2 + 1442*y^4*z^2 - 1552*y^5*z^2 + 554*y^6*z^2 - 100*y*z^3 + 384*y^2*z^3 + 132*y^3*z^3 - 1118*y^4*z^3 + 717*y^5*z^3 - 60*z^4 + 512*y*z^4 - 1028*y^2*z^4 + 424*y^3*z^4 + 182*y^4*z^4 + 180*z^5 - 799*y*z^5 + 980*y^2*z^5 - 361*y^3*z^5 - 180*z^6 + 462*y*z^6 - 312*y^2*z^6 + 60*z^7 - 75*y*z^7))/(36*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3) - (6*(-1 + y)*Zeta[3])/(y*z)) + G[0, 1 - y, 1, z]*((((-3*I)/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(116*y^4 - 228*y^5 + 138*y^6 - 26*y^7 + 516*y^3*z - 1162*y^4*z + 805*y^5*z - 194*y^6*z + 35*y^7*z + 792*y^2*z^2 - 2550*y^3*z^2 + 2363*y^4*z^2 - 679*y^5*z^2 + 74*y^6*z^2 + 728*y*z^3 - 3414*y^2*z^3 + 4341*y^3*z^3 - 1727*y^4*z^3 + 102*y^5*z^3 + 204*z^4 - 2422*y*z^4 + 4981*y^2*z^4 - 3095*y^3*z^4 + 392*y^4*z^4 - 624*z^5 + 2834*y*z^5 - 2989*y^2*z^5 + 779*y^3*z^5 + 630*z^6 - 1320*y*z^6 + 630*y^2*z^6 - 210*z^7 + 180*y*z^7))/ (72*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (15*(-1 + y)*G[1, 1, 0, y])/(2*y*z) - (9*(-1 + y)*Zeta[3])/(2*y*z)) + G[0, 0, 1, z]*(((-4*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-284*y^4 + 540*y^5 - 306*y^6 + 50*y^7 - 849*y^3*z + 2762*y^4*z - 3151*y^5*z + 1562*y^6*z - 324*y^7*z - 873*y^2*z^2 + 5055*y^3*z^2 - 9279*y^4*z^2 + 7797*y^5*z^2 - 3192*y^6*z^2 + 492*y^7*z^2 - 221*y*z^3 + 3825*y^2*z^3 - 11892*y^3*z^3 + 15433*y^4*z^3 - 9855*y^5*z^3 + 2892*y^6*z^3 - 212*y^7*z^3 + 21*z^4 + 737*y*z^4 - 6418*y^2*z^4 + 14006*y^3*z^4 - 13583*y^4*z^4 + 6181*y^5*z^4 - 944*y^6*z^4 - 123*z^5 - 687*y*z^5 + 4806*y^2*z^5 - 8265*y^3*z^5 + 5871*y^4*z^5 - 1512*y^5*z^5 + 273*z^6 - 211*y*z^6 - 1053*y^2*z^6 + 1923*y^3*z^6 - 932*y^4*z^6 - 291*z^7 + 700*y*z^7 - 515*y^2*z^7 + 16*y^3*z^7 + 150*z^8 - 378*y*z^8 + 228*y^2*z^8 - 30*z^9 + 60*y*z^9))/(72*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)* (y + z)^3) - (19*(-1 + y)*G[0, 1, 0, y])/(2*y*z) + (19*(-1 + y)*G[1, 1, 0, y])/(2*y*z) - (9*(-1 + y)*Zeta[3])/(2*y*z)) + G[1 - y, 0, 1, z]*((((-3*I)/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(94*y^4 - 162*y^5 + 72*y^6 - 4*y^7 + 456*y^3*z - 932*y^4*z + 503*y^5*z - 40*y^6*z + 13*y^7*z + 744*y^2*z^2 - 2262*y^3*z^2 + 1843*y^4*z^2 - 311*y^5*z^2 - 14*y^6*z^2 + 724*y*z^3 - 3270*y^2*z^3 + 3933*y^3*z^3 - 1327*y^4*z^3 - 30*y^5*z^3 + 210*z^4 - 2408*y*z^4 + 4847*y^2*z^4 - 2893*y^3*z^4 + 304*y^4*z^4 - 630*z^5 + 2824*y*z^5 - 2951*y^2*z^5 + 757*y^3*z^5 + 630*z^6 - 1320*y*z^6 + 630*y^2*z^6 - 210*z^7 + 180*y*z^7))/(72*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3) - (4*(-1 + y)*Zeta[3])/(y*z)) + G[1, 0, 1, z]*((I*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-203*y + 214*y^2 - 59*y^3 + 210*z + 238*y*z - 315*y^2*z + 77*y^3*z - 630*z^2 + 133*y*z^2 + 101*y^2*z^2 + 630*z^3 - 168*y*z^3 - 210*z^4))/(72*y^2*(-1 + z)*z*(-1 + y + z)) + ((1 - y)*G[1, 1, 0, y])/(2*y*z) - (3*(-1 + y)*Zeta[3])/(y*z)) + G[1, 1 - y, 1, z]*(((-1/2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(37*y - 62*y^2 + 28*y^3 - 75*z + 13*y*z + 36*y^2*z + 8*y^3*z + 225*z^2 - 137*y*z^2 + 26*y^2*z^2 - 225*z^3 + 87*y*z^3 + 75*z^4))/ (36*y^2*(-1 + z)*z*(-1 + y + z)) - (5*(-1 + y)*Zeta[3])/(2*y*z)) + G[1, 1 - y, 0, z]*((((9*I)/4)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(20*y - 16*y^2 + 2*y^3 - 165*z + 146*y*z - 84*y^2*z + 25*y^3*z + 495*z^2 - 352*y*z^2 + 100*y^2*z^2 - 495*z^3 + 186*y*z^3 + 165*z^4))/ (36*y^2*(-1 + z)*z*(-1 + y + z)) - (2*(-1 + y)*Zeta[3])/(y*z)) + G[1, 1, 0, z]*((I*Pi^3*(-1 + y))/(y*z) + (Pi^2*(1033*y - 938*y^2 + 187*y^3 + 240*z - 2312*y*z + 2121*y^2*z - 1159*y^3*z - 720*z^2 + 1525*y*z^2 - 1183*y^2*z^2 + 720*z^3 - 246*y*z^3 - 240*z^4))/(72*y^2*(-1 + z)*z*(-1 + y + z)) + (-8483*y^2 + 17158*y^3 - 5765*y^4 - 14581*y*z + 32103*y^2*z - 24850*y^3*z + 2156*y^4*z - 392*z^2 + 5109*y*z^2 - 2530*y^2*z^2 + 474*y^3*z^2 - 21248*z^3 + 54521*y*z^3 - 24699*y^2*z^3 + 43672*z^4 - 45049*y*z^4 - 22032*z^5)/(432*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + ((I/36)*Pi*(-1264*y^2 + 1676*y^3 - 463*y^4 - 2663*y*z + 5529*y^2*z - 3731*y^3*z + 1021*y^4*z - 805*z^2 + 6003*y*z^2 - 6635*y^2*z^2 + 3171*y^3*z^2 + 962*z^3 - 3470*y*z^3 + 2928*y^2*z^3 + 491*z^4 + 130*y*z^4 - 648*z^5))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) - (3*(-1 + y)*Zeta[3])/(2*y*z)) + G[1, 0, 1 - y, z]* ((((9*I)/4)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(22*y - 44*y^2 + 22*y^3 - 150*z + 103*y*z - 30*y^2*z + 23*y^3*z + 450*z^2 - 272*y*z^2 + 74*y^2*z^2 - 450*z^3 + 147*y*z^3 + 150*z^4))/(36*y^2*(-1 + z)*z*(-1 + y + z)) - (10*(-1 + y)*G[1, 1, 0, y])/(y*z) - (3*(-1 + y)*Zeta[3])/(2*y*z)) + G[0, 1, 1 - y, z]*((((7*I)/4)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-20*y^4 + 24*y^5 + 3*y^6 - 7*y^7 + 114*y^3*z - 206*y^4*z + 167*y^5*z - 91*y^6*z + 16*y^7*z + 447*y^2*z^2 - 1257*y^3*z^2 + 1237*y^4*z^2 - 533*y^5*z^2 + 106*y^6*z^2 + 529*y*z^3 - 2409*y^2*z^3 + 3297*y^3*z^3 - 1729*y^4*z^3 + 342*y^5*z^3 + 183*z^4 - 1925*y*z^4 + 4133*y^2*z^4 - 3031*y^3*z^4 + 700*y^4*z^4 - 543*z^5 + 2416*y*z^5 - 2741*y^2*z^5 + 868*y^3*z^5 + 540*z^6 - 1170*y*z^6 + 570*y^2*z^6 - 180*z^7 + 150*y*z^7))/ (72*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (19*(-1 + y)*G[1, 0, 0, y])/(2*y*z) - (9*(-1 + y)*G[1, 1, 0, y])/ (y*z) - (3*(-1 + y)*Zeta[3])/(2*y*z)) + G[0, 1, 1, z]*((I*Pi^3*(-1 + y))/(y*z) + (Pi^2*(145*y^4 - 267*y^5 + 141*y^6 - 19*y^7 + 216*y^3*z - 683*y^4*z + 779*y^5*z - 421*y^6*z + 109*y^7*z - 282*y^2*z^2 + 288*y^3*z^2 + 652*y^4*z^2 - 1118*y^5*z^2 + 460*y^6*z^2 - 404*y*z^3 + 1836*y^2*z^3 - 1776*y^3*z^3 - 292*y^4*z^3 + 606*y^5*z^3 - 183*z^4 + 1675*y*z^4 - 3409*y^2*z^4 + 1859*y^3*z^4 - 2*y^4*z^4 + 543*z^5 - 2291*y*z^5 + 2425*y^2*z^5 - 677*y^3*z^5 - 540*z^6 + 1170*y*z^6 - 570*y^2*z^6 + 180*z^7 - 150*y*z^7))/(72*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3) - (3*(-1 + y)*G[1, 1, 0, y])/(y*z) + ((-1 + y)*Zeta[3])/(2*y*z)) + G[-y, 0, 1, z]* ((I*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-46*y^4 + 164*y^5 - 100*y^6 - 51*y^3*z + 391*y^4*z - 340*y^5*z + 303*y^2*z^2 - 39*y^3*z^2 - 390*y^4*z^2 - 109*y*z^3 - 139*y^2*z^3 - 160*y^3*z^3 - 21*z^4 + 187*y*z^4 - 40*y^2*z^4 + 60*z^5 - 60*y*z^5 - 30*z^6))/ (72*y^2*z*(-1 + y + z)*(y + z)^3) + (3*(-1 + y)*Zeta[3])/(y*z)) + G[-y, 1 - y, 1, z]*((I*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-46*y^4 + 164*y^5 - 100*y^6 - 51*y^3*z + 391*y^4*z - 340*y^5*z + 303*y^2*z^2 - 39*y^3*z^2 - 390*y^4*z^2 - 109*y*z^3 - 139*y^2*z^3 - 160*y^3*z^3 - 21*z^4 + 187*y*z^4 - 40*y^2*z^4 + 60*z^5 - 60*y*z^5 - 30*z^6))/(72*y^2*z*(-1 + y + z)*(y + z)^3) + (3*(-1 + y)*Zeta[3])/(y*z)) + G[1 - y, 1 - y, 1, z]* ((I*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-2*y^4 - 2*y^5 + 8*y^6 - 4*y^7 - 18*y^3*z + 20*y^4*z + 17*y^5*z - 20*y^6*z + y^7*z - 37*y^2*z^2 + 101*y^3*z^2 - 51*y^4*z^2 - 19*y^5*z^2 + 6*y^6*z^2 - 47*y*z^3 + 201*y^2*z^3 - 226*y^3*z^3 + 63*y^4*z^3 + 4*y^5*z^3 - 15*z^4 + 167*y*z^4 - 335*y^2*z^4 + 197*y^3*z^4 - 24*y^4*z^4 + 45*z^5 - 203*y*z^5 + 209*y^2*z^5 - 51*y^3*z^5 - 45*z^6 + 93*y*z^6 - 38*y^2*z^6 + 15*z^7 - 10*y*z^7))/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3) + (3*(-1 + y)*Zeta[3])/(y*z)) + G[-y, 1 - y, 1 - y, z]*(((-I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-4*y^4 + 2*y^6 - 15*y^3*z + 9*y^4*z + 6*y^5*z - 41*y^2*z^2 + 39*y^3*z^2 + 14*y^4*z^2 + 23*y*z^3 - 13*y^2*z^3 + 36*y^3*z^3 + 9*z^4 - 63*y*z^4 + 54*y^2*z^4 - 20*z^5 + 38*y*z^5 + 10*z^6))/ (12*y^2*z*(-1 + y + z)*(y + z)^3) + (4*(-1 + y)*Zeta[3])/(y*z)) + G[1 - y, 1 - y, 1 - y, z]*(((-1/2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(151*y^4 - 453*y^5 + 453*y^6 - 151*y^7 + 675*y^3*z - 2117*y^4*z + 2168*y^5*z - 697*y^6*z - 29*y^7*z + 1089*y^2*z^2 - 4257*y^3*z^2 + 5047*y^4*z^2 - 1763*y^5*z^2 - 116*y^6*z^2 + 871*y*z^3 - 4827*y^2*z^3 + 7419*y^3*z^3 - 3481*y^4*z^3 + 48*y^5*z^3 + 240*z^4 - 2954*y*z^4 + 6938*y^2*z^4 - 4924*y^3*z^4 + 760*y^4*z^4 - 720*z^5 + 3505*y*z^5 - 4052*y^2*z^5 + 1267*y^3*z^5 + 720*z^6 - 1632*y*z^6 + 852*y^2*z^6 - 240*z^7 + 210*y*z^7))/ (72*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (4*(-1 + y)*Zeta[3])/(y*z)) + G[1 - y, 1, 0, z]* (((-5*I)*Pi^3*(-1 + y))/(y*z) - ((I/72)*Pi*(-3181*y^3 + 6578*y^4 - 3397*y^5 - 6798*y^2*z + 22487*y^3*z - 17451*y^4*z + 2488*y^5*z - 4887*y*z^2 + 26352*y^2*z^2 - 30355*y^3*z^2 + 8146*y^4*z^2 - 2209*z^3 + 11546*y*z^3 - 20245*y^2*z^3 + 8322*y^3*z^3 + 2042*z^4 - 1401*y*z^4 - 218*y^2*z^4 + 2543*z^5 - 5258*y*z^5 - 2376*z^6))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (-17233*y^3 + 53895*y^4 - 56091*y^5 + 19429*y^6 + 21687*y^2*z + 17411*y^3*z - 124214*y^4*z + 101215*y^5*z - 16099*y^6*z + 25443*y*z^2 - 145071*y^2*z^2 + 129149*y^3*z^2 + 28619*y^4*z^2 - 38464*y^5*z^2 + 19703*z^3 - 228885*y*z^3 + 518433*y^2*z^3 - 351599*y^3*z^3 + 41700*y^4*z^3 - 120298*z^4 + 535828*y*z^4 - 631142*y^2*z^4 + 215612*y^3*z^4 + 181487*z^5 - 413602*y*z^5 + 232763*y^2*z^5 - 80892*z^6 + 81216*y*z^6)/(864*(-1 + y)*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3) + (Pi^2*(2795*y^4 - 8193*y^5 + 8049*y^6 - 2651*y^7 + 7773*y^3*z - 28885*y^4*z + 35488*y^5*z - 16037*y^6*z + 1661*y^7*z + 4929*y^2*z^2 - 33393*y^3*z^2 + 58049*y^4*z^2 - 35593*y^5*z^2 + 6008*y^6*z^2 + 3875*y*z^3 - 21111*y^2*z^3 + 44733*y^3*z^3 - 35735*y^4*z^3 + 8298*y^5*z^3 + 360*z^4 - 9490*y*z^4 + 24262*y^2*z^4 - 20768*y^3*z^4 + 5756*y^4*z^4 - 1080*z^5 + 7655*y*z^5 - 9220*y^2*z^5 + 2645*y^3*z^5 + 1080*z^6 - 2340*y*z^6 + 1140*y^2*z^6 - 360*z^7 + 300*y*z^7))/ (144*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (4*(-1 + y)*Zeta[3])/(y*z)) + G[0, 1, 0, y]* ((((15*I)/4)*Pi^3*(-1 + y))/(y*z) + ((I/72)*Pi*(-3308*y^3 + 5818*y^4 - 2561*y^5 - 12534*y^2*z + 26032*y^3*z - 13875*y^4*z + 1652*y^5*z - 14904*y*z^2 + 48312*y^2*z^2 - 32150*y^3*z^2 + 5330*y^4*z^2 - 4739*z^3 + 38245*y*z^3 - 40433*y^2*z^3 + 6699*y^3*z^3 + 9208*z^4 - 23796*y*z^4 + 3746*y^2*z^4 - 4199*z^5 + 455*y*z^5 - 270*z^6))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (8301*y^3 - 25603*y^4 + 25333*y^5 - 8031*y^6 + 49539*y^2*z - 141063*y^3*z + 146044*y^4*z - 61441*y^5*z + 6921*y^6*z + 55441*y*z^2 - 249389*y^2*z^2 + 347161*y^3*z^2 - 186777*y^4*z^2 + 33888*y^5*z^2 + 25263*z^3 - 183735*y*z^3 + 362611*y^2*z^3 - 269827*y^3*z^3 + 66336*y^4*z^3 - 49806*z^4 + 171044*y*z^4 - 178886*y^2*z^4 + 57648*y^3*z^4 + 23823*z^5 - 41706*y*z^5 + 17235*y^2*z^5 + 720*z^6 - 1044*y*z^6)/(288*(-1 + y)*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3) + (Pi^2*(-385*y^4 + 739*y^5 - 427*y^6 + 73*y^7 - 1537*y^3*z + 3771*y^4*z - 2438*y^5*z + 107*y^6*z + 101*y^7*z - 2811*y^2*z^2 + 8747*y^3*z^2 - 6997*y^4*z^2 + 401*y^5*z^2 + 668*y^6*z^2 - 613*y*z^3 + 7129*y^2*z^3 - 10261*y^3*z^3 + 2447*y^4*z^3 + 1298*y^5*z^3 - 76*z^4 + 1650*y*z^4 - 5450*y^2*z^4 + 3052*y^3*z^4 + 816*y^4*z^4 + 236*z^5 - 1537*y*z^5 + 1472*y^2*z^5 - 175*y^3*z^5 - 240*z^6 + 580*y*z^6 - 340*y^2*z^6 + 80*z^7 - 80*y*z^7))/(48*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3) - (14*(-1 + y)*G[0, 1, 0, z])/(y*z) + (3*(-1 + y)*G[0, 1, 1, z])/(y*z) + (10*(-1 + y)*G[0, 1, 1 - y, z])/ (y*z) - (69*(-1 + y)*G[0, 1 - y, 0, z])/(2*y*z) + (15*(-1 + y)*G[0, 1 - y, 1, z])/(2*y*z) + (37*(-1 + y)*G[0, 1 - y, 1 - y, z])/(2*y*z) + (8*(-1 + y)*G[0, 1 - y, -y, z])/(y*z) + (9*(-1 + y)*G[0, -y, 0, z])/ (y*z) + (13*(-1 + y)*G[0, -y, 1 - y, z])/(y*z) - (22*(-1 + y)*G[0, -y, -y, z])/(y*z) - (33*(-1 + y)*G[1, 0, 0, z])/ (2*y*z) + ((-1 + y)*G[1, 0, 1, z])/(2*y*z) + (11*(-1 + y)*G[1, 0, 1 - y, z])/(y*z) + (3*(-1 + y)*G[1, 0, -y, z])/ (y*z) + (4*(-1 + y)*G[1, 1, 0, z])/(y*z) + (4*(-1 + y)*G[1, 1, 1, z])/ (y*z) - (7*(-1 + y)*G[1, 1, 1 - y, z])/(y*z) + (27*(-1 + y)*G[1, 1 - y, 0, z])/(2*y*z) - (9*(-1 + y)*G[1, 1 - y, 1, z])/(2*y*z) - (10*(-1 + y)*G[1, 1 - y, 1 - y, z])/(y*z) + (3*(-1 + y)*G[1, 1 - y, -y, z])/(y*z) - (26*(-1 + y)*G[1 - y, 0, 0, z])/(y*z) + (7*(-1 + y)*G[1 - y, 0, 1, z])/ (y*z) + (31*(-1 + y)*G[1 - y, 0, 1 - y, z])/(2*y*z) + (11*(-1 + y)*G[1 - y, 0, -y, z])/(y*z) + (8*(-1 + y)*G[1 - y, 1, 0, z])/(y*z) + ((1 - y)*G[1 - y, 1, 1, z])/ (y*z) - (6*(-1 + y)*G[1 - y, 1, 1 - y, z])/(y*z) + (17*(-1 + y)*G[1 - y, 1 - y, 0, z])/(2*y*z) + ((1 - y)*G[1 - y, 1 - y, 1, z])/(y*z) - (3*(-1 + y)*G[1 - y, 1 - y, 1 - y, z])/(y*z) - (4*(-1 + y)*G[1 - y, 1 - y, -y, z])/(y*z) + (10*(-1 + y)*G[1 - y, -y, 0, z])/(y*z) + (11*(-1 + y)*G[1 - y, -y, 1 - y, z])/(y*z) - (20*(-1 + y)*G[1 - y, -y, -y, z])/(y*z) + (11*(-1 + y)*G[-y, 0, 0, z])/ (y*z) + ((1 - y)*G[-y, 0, 1, z])/(y*z) + (11*(-1 + y)*G[-y, 0, 1 - y, z])/(y*z) - (22*(-1 + y)*G[-y, 0, -y, z])/ (y*z) + (14*(-1 + y)*G[-y, 1 - y, 0, z])/(y*z) + ((1 - y)*G[-y, 1 - y, 1, z])/(y*z) - (5*(-1 + y)*G[-y, 1 - y, 1 - y, z])/(y*z) - (6*(-1 + y)*G[-y, 1 - y, -y, z])/(y*z) - (20*(-1 + y)*G[-y, -y, 0, z])/ (y*z) - (22*(-1 + y)*G[-y, -y, 1 - y, z])/(y*z) + (40*(-1 + y)*G[-y, -y, -y, z])/(y*z) + (11*(-1 + y)*Zeta[3])/ (2*y*z)) + G[1, 1, 1 - y, z]*(((-I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(9*y - 18*y^2 + 9*y^3 - 15*z + 3*y*z + 11*y^2*z + 3*y^3*z + 45*z^2 - 33*y*z^2 + 7*y^2*z^2 - 45*z^3 + 21*y*z^3 + 15*z^4))/ (12*y^2*(-1 + z)*z*(-1 + y + z)) + (6*(-1 + y)*Zeta[3])/(y*z)) + G[1, 1, 1, z]*(((2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(101*y - 58*y^2 - 7*y^3 - 30*z - 178*y*z + 153*y^2*z - 119*y^3*z + 90*z^2 + 53*y*z^2 - 95*y^2*z^2 - 90*z^3 + 24*y*z^3 + 30*z^4))/(36*y^2*(-1 + z)*z*(-1 + y + z)) + (9*(-1 + y)*Zeta[3])/(y*z)) + G[1, 1, 1, y]* (((-2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(34*y^4 - 68*y^5 + 34*y^6 - 129*y^3*z + 67*y^4*z + 387*y^5*z - 241*y^6*z - 516*y^2*z^2 + 1260*y^3*z^2 + 274*y^4*z^2 - 940*y^5*z^2 - 794*y*z^3 + 2908*y^2*z^3 - 1850*y^3*z^3 - 996*y^4*z^3 - 276*z^4 + 2764*y*z^4 - 4119*y^2*z^4 + 512*y^3*z^4 + 816*z^5 - 3158*y*z^5 + 1727*y^2*z^5 - 810*z^6 + 1188*y*z^6 + 270*z^7))/(72*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (25*(-1 + y)*Zeta[3])/(2*y*z)) + G[0, 0, 1, y]*((((-37*I)/4)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(94*y^4 - 66*y^5 - 96*y^6 + 68*y^7 + 285*y^3*z - 380*y^4*z - 784*y^5*z + 1268*y^6*z - 383*y^7*z + 261*y^2*z^2 - 729*y^3*z^2 - 1628*y^4*z^2 + 3910*y^5*z^2 - 1802*y^6*z^2 + 157*y*z^3 - 795*y^2*z^3 - 1014*y^3*z^3 + 4682*y^4*z^3 - 3060*y^5*z^3 + 21*z^4 - 461*y*z^4 + 404*y^2*z^4 + 2102*y^3*z^4 - 2138*y^4*z^4 - 81*z^5 + 502*y*z^5 - 98*y^2*z^5 - 329*y^3*z^5 + 90*z^6 - 258*y*z^6 + 228*y^2*z^6 - 30*z^7 + 60*y*z^7))/(72*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3) + (45*(-1 + y)*Zeta[3])/(2*y*z)) + G[-y, -y, 1 - y, z]*(((-4*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(22*y^4 - 164*y^5 + 112*y^6 - 39*y^3*z - 337*y^4*z + 376*y^5*z - 549*y^2*z^2 + 273*y^3*z^2 + 474*y^4*z^2 + 247*y*z^3 + 61*y^2*z^3 + 376*y^3*z^3 + 75*z^4 - 565*y*z^4 + 364*y^2*z^4 - 180*z^5 + 288*y*z^5 + 90*z^6))/(36*y^2*z*(-1 + y + z)*(y + z)^3) + (24*(-1 + y)*Zeta[3])/(y*z)) + G[0, 0, 1 - y, z]* ((((-29*I)/4)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-440*y^4 + 880*y^5 - 440*y^6 - 1392*y^3*z + 3544*y^4*z - 2121*y^5*z + 143*y^6*z - 1296*y^2*z^2 + 5520*y^3*z^2 - 4379*y^4*z^2 + 350*y^5*z^2 - 1088*y*z^3 + 4768*y^2*z^3 - 5147*y^3*z^3 + 384*y^4*z^3 - 216*z^4 + 3136*y*z^4 - 4689*y^2*z^4 + 722*y^3*z^4 + 696*z^5 - 2960*y*z^5 + 1217*y^2*z^5 - 720*z^6 + 912*y*z^6 + 240*z^7))/(72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (79*(-1 + y)*G[0, 1, 0, y])/(2*y*z) - (93*(-1 + y)*G[1, 0, 0, y])/ (2*y*z) + (17*(-1 + y)*G[1, 1, 0, y])/(2*y*z) + (24*(-1 + y)*Zeta[3])/(y*z)) + G[1, 0, 0, y]* ((((37*I)/4)*Pi^3*(-1 + y))/(y*z) + ((I/36)*Pi*(1964*y^2 - 4090*y^3 + 2126*y^4 + 3523*y*z - 10009*y^2*z + 5895*y^3*z + 3341*z^2 - 10826*y*z^2 + 6087*y^2*z^2 - 3125*z^3 + 2102*y*z^3 - 216*z^4))/(y*z*(-1 + y + z)*(y + z)^2) + (-25483*y^2 + 80697*y^3 - 84945*y^4 + 29731*y^5 - 56024*y*z + 232957*y^2*z - 322370*y^3*z + 145437*y^4*z - 98833*z^2 + 384437*y*z^2 - 518191*y^2*z^2 + 231939*y^3*z^2 + 95593*z^3 - 209234*y*z^3 + 112345*y^2*z^3 + 3240*z^4 - 3888*y*z^4)/ (864*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-505*y^3 + 1467*y^4 - 1431*y^5 + 469*y^6 - 1551*y^2*z + 5483*y^3*z - 6392*y^4*z + 3059*y^5*z - 607*y^6*z - 1683*y*z^2 + 7839*y^2*z^2 - 11263*y^3*z^2 + 6995*y^4*z^2 - 1904*y^5*z^2 - 505*z^3 + 4833*y*z^3 - 9675*y^2*z^3 + 7417*y^3*z^3 - 2070*y^4*z^3 + 1010*z^4 - 3746*y*z^4 + 3608*y^2*z^4 - 856*y^3*z^4 - 505*z^5 + 596*y*z^5 - 83*y^2*z^5))/(48*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)* (y + z)^3) - (13*(-1 + y)*G[1, 0, 0, z])/(y*z) + (21*(-1 + y)*G[1, 0, 1 - y, z])/(2*y*z) + (8*(-1 + y)*G[1, 1, 0, z])/ (y*z) - (8*(-1 + y)*G[1, 1, 1 - y, z])/(y*z) + (27*(-1 + y)*G[1, 1 - y, 0, z])/(2*y*z) - (11*(-1 + y)*G[1, 1 - y, 1 - y, z])/(y*z) - (23*(-1 + y)*G[1 - y, 0, 0, z])/(2*y*z) + (17*(-1 + y)*G[1 - y, 0, 1 - y, z])/(y*z) + (6*(-1 + y)*G[1 - y, 1 - y, 0, z])/(y*z) - (3*(-1 + y)*G[1 - y, 1 - y, 1 - y, z])/(y*z) - (12*(-1 + y)*G[1 - y, -y, 0, z])/(y*z) + (12*(-1 + y)*G[1 - y, -y, 1 - y, z])/(y*z) - (18*(-1 + y)*G[-y, 0, 0, z])/(y*z) + (13*(-1 + y)*G[-y, 0, 1 - y, z])/ (y*z) + (11*(-1 + y)*G[-y, 1 - y, 0, z])/(y*z) - (6*(-1 + y)*G[-y, 1 - y, 1 - y, z])/(y*z) + (24*(-1 + y)*G[-y, -y, 0, z])/(y*z) - (24*(-1 + y)*G[-y, -y, 1 - y, z])/(y*z) + (55*(-1 + y)*Zeta[3])/ (2*y*z)) + G[0, 1 - y, 0, z]*((((-7*I)/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(191*y^4 - 573*y^5 + 573*y^6 - 191*y^7 + 774*y^3*z - 2455*y^4*z + 2413*y^5*z - 671*y^6*z - 61*y^7*z + 1071*y^2*z^2 - 4395*y^3*z^2 + 4910*y^4*z^2 - 1180*y^5*z^2 - 406*y^6*z^2 + 983*y*z^3 - 4983*y^2*z^3 + 6918*y^3*z^3 - 2228*y^4*z^3 - 660*y^5*z^3 + 264*z^4 - 3274*y*z^4 + 7102*y^2*z^4 - 4118*y^3*z^4 + 86*y^4*z^4 - 804*z^5 + 3833*y*z^5 - 4102*y^2*z^5 + 1073*y^3*z^5 + 810*z^6 - 1782*y*z^6 + 912*y^2*z^6 - 270*z^7 + 240*y*z^7))/ (72*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (29*(-1 + y)*G[1, 0, 0, y])/(y*z) + (7*(-1 + y)*G[1, 1, 0, y])/(y*z) + (33*(-1 + y)*Zeta[3])/(y*z)) + G[1 - y, 0, 0, z]* (((-1/4*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-244*y^4 + 488*y^5 - 244*y^6 - 882*y^3*z + 2114*y^4*z - 1179*y^5*z + y^6*z - 1092*y^2*z^2 + 3840*y^3*z^2 - 2701*y^4*z^2 - 38*y^5*z^2 - 856*y*z^3 + 3968*y^2*z^3 - 3955*y^3*z^3 + 102*y^4*z^3 - 204*z^4 + 2576*y*z^4 - 4131*y^2*z^4 + 754*y^3*z^4 + 624*z^5 - 2572*y*z^5 + 1255*y^2*z^5 - 630*z^6 + 852*y*z^6 + 210*z^7))/(72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (45*(-1 + y)*Zeta[3])/(y*z)) + G[0, 0, y]* ((-2323*Pi^4*(-1 + y))/(720*y*z) + ((I/864)*Pi*(32689*y - 67970*y^2 + 35281*y^3 + 32689*z - 89858*y*z + 49393*y^2*z - 504*z^2 - 7272*y*z^2))/((-1 + y)*y*z*(y + z)) + (28217*y - 59122*y^2 + 30905*y^3 + 28217*z - 235738*y*z + 183005*y^2*z - 79812*z^2 + 55296*y*z^2)/(1728*(-1 + y)*y*z* (y + z)) - ((I/36)*Pi^3*(10 + 78*y - 159*y^2 + 71*y^3 - 20*z + 59*y*z - 67*y^2*z + 37*y^3*z + 10*z^2 - 137*y*z^2 + 118*y^2*z^2))/ ((-1 + y)*y*(-1 + z)*z*(-1 + y + z)) + (Pi^2*(-11417*y^2 + 33273*y^3 - 32373*y^4 + 10517*y^5 - 22834*y*z + 84763*y^2*z - 113659*y^3*z + 63477*y^4*z - 11813*y^5*z - 11417*z^2 + 68843*y*z^2 - 131248*y^2*z^2 + 106156*y^3*z^2 - 32400*y^4*z^2 + 18541*z^3 - 52793*y*z^3 + 58792*y^2*z^3 - 24474*y^3*z^3 - 2831*z^4 + 2491*y*z^4 + 406*y^2*z^4 - 4293*z^5 + 4293*y*z^5))/(432*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + ((521*Pi^2*(-1 + y))/(12*y*z) - ((I/4)*Pi*(128 - 256*y + 128*y^2 - 256*z + 129*y*z + 7*y^2*z + 128*z^2 + 127*y*z^2))/ (y*(-1 + z)*z*(-1 + y + z)) + (-289*y^2 + 578*y^3 - 289*y^4 - 578*y*z + 1701*y^2*z - 1168*y^3*z + 164*y^4*z - 289*z^2 + 1812*y*z^2 - 1732*y^2*z^2 + 340*y^3*z^2 + 491*z^3 - 1161*y*z^3 + 195*y^2*z^3 - 110*z^4 - 73*y*z^4 - 92*z^5)/(4*y*(-1 + z)*z* (-1 + y + z)*(y + z)^2))*G[0, 0, z] + (25*Pi^2*(-1 + y)*G[0, 1, z])/(12*y*z) + (35*Pi^2*(-1 + y)*G[0, 1 - y, z])/(12*y*z) + ((-107*Pi^2*(-1 + y))/(24*y*z) + ((I/12)*Pi*(-167 + 46*y + 49*y^2 + 334*z - 159*y*z + 59*y^2*z - 167*z^2 + 113*y*z^2))/ (y*(-1 + z)*z*(-1 + y + z)) + (-283 - 640*y + 779*y^2 - 712*z + 1323*y*z - 41*y^2*z + 2273*z^2 - 683*y*z^2 - 1278*z^3)/ (72*y*(-1 + z)*z*(-1 + y + z)))*G[1, 0, z] - (2*Pi^2*(-1 + y)*G[1, 1, z])/(3*y*z) - (23*Pi^2*(-1 + y)*G[1, 1 - y, z])/(12*y*z) + ((-25*Pi^2*(-1 + y))/(2*y*z) - ((I/12)*Pi*(-505*y^3 + 1010*y^4 - 505*y^5 - 1353*y^2*z + 3878*y^3*z - 2814*y^4*z + 397*y^5*z - 759*y*z^2 + 4980*y^2*z^2 - 5755*y^3*z^2 + 1480*y^4*z^2 - 505*z^3 + 2528*y*z^3 - 4999*y^2*z^3 + 2058*y^3*z^3 + 1010*z^4 - 2058*y*z^4 + 1264*y^2*z^4 - 505*z^5 + 289*y*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (3415*y^3 - 6290*y^4 + 2875*y^5 + 7500*y^2*z - 21749*y^3*z + 15084*y^4*z - 2317*y^5*z + 5391*y*z^2 - 25614*y^2*z^2 + 25882*y^3*z^2 - 7120*y^4*z^2 + 2245*z^3 - 10934*y*z^3 + 15556*y^2*z^3 - 5874*y^3*z^3 - 1718*z^4 - 1416*y*z^4 + 3116*y^2*z^4 - 3299*z^5 + 6959*y*z^5 + 2772*z^6)/ (72*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, z] + (5*Pi^2*(-1 + y)*G[1 - y, 1, z])/(6*y*z) + (Pi^2*(1 - y)*G[1 - y, 1 - y, z])/(12*y*z) + (Pi^2*(1 - y)*G[-y, 1 - y, z])/(y*z) + ((((171*I)/2)*Pi*(-1 + y))/(y*z) + (215 - 430*y + 215*y^2 - 430*z + 222*y*z + 28*y^2*z + 215*z^2 + 208*y*z^2)/(6*y*(-1 + z)*z* (-1 + y + z)))*G[0, 0, 0, z] + (((-15*I)*Pi*(-1 + y))/(y*z) + (142 - 104*y + 7*y^2 - 284*z + 180*y*z - 16*y^2*z + 142*z^2 - 76*y*z^2)/(12*y*(-1 + z)*z*(-1 + y + z)))*G[0, 1, 0, z] + (((-36*I)*Pi*(-1 + y))/(y*z) + (-476*y^4 + 952*y^5 - 476*y^6 - 1506*y^3*z + 3898*y^4*z - 2499*y^5*z + 287*y^6*z - 1467*y^2*z^2 + 6168*y^3*z^2 - 5429*y^4*z^2 + 980*y^5*z^2 - 1061*y*z^3 + 5182*y^2*z^3 - 6371*y^3*z^3 + 1440*y^4*z^3 - 195*z^4 + 3004*y*z^4 - 5130*y^2*z^4 + 1520*y^3*z^4 + 615*z^5 - 2795*y*z^5 + 1415*y^2*z^5 - 630*z^6 + 852*y*z^6 + 210*z^7)/(12*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1 - y, 0, z] + ((((-45*I)/2)*Pi*(-1 + y))/(y*z) + (59*y - 10*y^2 - 22*y^3 + 105*z - 229*y*z + 111*y^2*z - 32*y^3*z - 315*z^2 + 281*y*z^2 - 101*y^2*z^2 + 315*z^3 - 111*y*z^3 - 105*z^4)/(6*y^2*(-1 + z)*z* (-1 + y + z)))*G[1, 0, 0, z] + (((6*I)*Pi*(-1 + y))/(y*z) + (-21*y + 26*y^2 - 9*y^3 + 35*z + 5*y*z - 19*y^2*z - 3*y^3*z - 105*z^2 + 53*y*z^2 - 7*y^2*z^2 + 105*z^3 - 37*y*z^3 - 35*z^4)/ (2*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 1, 0, z] + (((6*I)*Pi*(-1 + y))/(y*z) + (-8*y - 44*y^2 + 37*y^3 - 105*z + 127*y*z - 27*y^2*z + 35*y^3*z + 315*z^2 - 230*y*z^2 + 71*y^2*z^2 - 315*z^3 + 111*y*z^3 + 105*z^4)/(6*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 1 - y, 0, z] + (((-30*I)*Pi*(-1 + y))/(y*z) + (-169*y^4 + 338*y^5 - 169*y^6 - 523*y^3*z + 1372*y^4*z - 900*y^5*z + 91*y^6*z - 465*y^2*z^2 + 2100*y^3*z^2 - 1949*y^4*z^2 + 328*y^5*z^2 - 379*y*z^3 + 1700*y^2*z^3 - 2203*y^3*z^3 + 512*y^4*z^3 - 70*z^4 + 1042*y*z^4 - 1722*y^2*z^4 + 548*y^3*z^4 + 210*z^5 - 947*y*z^5 + 487*y^2*z^5 - 210*z^6 + 284*y*z^6 + 70*z^7)/ (4*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, 0, z] + ((((-15*I)/2)*Pi*(-1 + y))/(y*z) + (23*y - 142*y^2 + 95*y^3 - 210*z + 176*y*z + 198*y^2*z - 86*y^3*z + 630*z^2 - 421*y*z^2 - 56*y^2*z^2 - 630*z^3 + 222*y*z^3 + 210*z^4)/(12*y^2*(-1 + z)*z* (-1 + y + z)))*G[1 - y, 1, 0, z] + (((9*I)*Pi*(-1 + y))/(y*z) + (257*y^4 - 514*y^5 + 257*y^6 + 927*y^3*z - 2224*y^4*z + 1320*y^5*z - 59*y^6*z + 1149*y^2*z^2 - 4020*y^3*z^2 + 3065*y^4*z^2 - 212*y^5*z^2 + 887*y*z^3 - 4108*y^2*z^3 + 4331*y^3*z^3 - 504*y^4*z^3 + 210*z^4 - 2626*y*z^4 + 4290*y^2*z^4 - 1040*y^3*z^4 - 630*z^5 + 2591*y*z^5 - 1331*y^2*z^5 + 630*z^6 - 852*y*z^6 - 210*z^7)/(12*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1 - y, 1 - y, 0, z] + (((18*I)*Pi*(-1 + y))/(y*z) + (-38*y^4 + 244*y^5 - 164*y^6 - 93*y^3*z + 761*y^4*z - 668*y^5*z + 309*y^2*z^2 + 663*y^3*z^2 - 1242*y^4*z^2 - 623*y*z^3 + 1231*y^2*z^3 - 1568*y^3*z^3 - 195*z^4 + 1505*y*z^4 - 1472*y^2*z^4 + 420*z^5 - 852*y*z^5 - 210*z^6)/ (12*y^2*z*(-1 + y + z)*(y + z)^3))*G[-y, 1 - y, 0, z] - (77*(-1 + y)*G[0, 0, 0, 0, z])/(y*z) + (14*(-1 + y)*G[0, 0, 1, 0, z])/ (y*z) + (93*(-1 + y)*G[0, 0, 1 - y, 0, z])/(2*y*z) + (45*(-1 + y)*G[0, 1, 0, 0, z])/(2*y*z) - (3*(-1 + y)*G[0, 1, 1, 0, z])/ (y*z) - (19*(-1 + y)*G[0, 1, 1 - y, 0, z])/(2*y*z) + (83*(-1 + y)*G[0, 1 - y, 0, 0, z])/(2*y*z) + (7*(-1 + y)*G[0, 1 - y, 1, 0, z])/(2*y*z) - (21*(-1 + y)*G[0, 1 - y, 1 - y, 0, z])/(y*z) - (17*(-1 + y)*G[0, -y, 1 - y, 0, z])/(y*z) + (27*(-1 + y)*G[1, 0, 0, 0, z])/(y*z) + ((1 - y)*G[1, 0, 1, 0, z])/ (2*y*z) - (21*(-1 + y)*G[1, 0, 1 - y, 0, z])/(2*y*z) - (6*(-1 + y)*G[1, 1, 0, 0, z])/(y*z) - (4*(-1 + y)*G[1, 1, 1, 0, z])/ (y*z) + (8*(-1 + y)*G[1, 1, 1 - y, 0, z])/(y*z) - (13*(-1 + y)*G[1, 1 - y, 0, 0, z])/(y*z) + ((-1 + y)*G[1, 1 - y, 1, 0, z])/(2*y*z) + (11*(-1 + y)*G[1, 1 - y, 1 - y, 0, z])/(y*z) + (30*(-1 + y)*G[1 - y, 0, 0, 0, z])/(y*z) + (3*(-1 + y)*G[1 - y, 0, 1, 0, z])/(y*z) - (17*(-1 + y)*G[1 - y, 0, 1 - y, 0, z])/(y*z) - (3*(-1 + y)*G[1 - y, 1, 0, 0, z])/(2*y*z) - (5*(-1 + y)*G[1 - y, 1, 1, 0, z])/(y*z) - (10*(-1 + y)*G[1 - y, 1 - y, 0, 0, z])/(y*z) - (5*(-1 + y)*G[1 - y, 1 - y, 1, 0, z])/(2*y*z) + (3*(-1 + y)*G[1 - y, 1 - y, 1 - y, 0, z])/(y*z) - (12*(-1 + y)*G[1 - y, -y, 1 - y, 0, z])/(y*z) - (13*(-1 + y)*G[-y, 0, 1 - y, 0, z])/(y*z) - (18*(-1 + y)*G[-y, 1 - y, 0, 0, z])/(y*z) + (6*(-1 + y)*G[-y, 1 - y, 1 - y, 0, z])/(y*z) + (24*(-1 + y)*G[-y, -y, 1 - y, 0, z])/(y*z) + (((27*I)*Pi*(-1 + y))/(y*z) + (-283 + 785*y - 737*y^2 + 235*y^3 + 566*z - 1360*y*z + 1078*y^2*z - 310*y^3*z - 283*z^2 + 575*y*z^2 - 266*y^2*z^2)/(4*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)))*Zeta[3]) + G[1, 1, z]*((523*Pi^4*(-1 + y))/(360*y*z) + ((I/18)*Pi^3*(10*y - 20*y^2 + 10*y^3 - 45*z + 16*y*z - 6*y^2*z + 44*y^3*z + 135*z^2 - 62*y*z^2 + 26*y^2*z^2 - 135*z^3 + 36*y*z^3 + 45*z^4))/(y^2*(-1 + z)*z*(-1 + y + z)) + (Pi^2*(-237*y^3 + 658*y^4 - 369*y^5 - 1102*y^2*z + 2668*y^3*z - 2135*y^4*z + 417*y^5*z - 1169*y*z^2 + 5060*y^2*z^2 - 5156*y^3*z^2 + 1573*y^4*z^2 - 568*z^3 + 4232*y*z^3 - 6895*y^2*z^3 + 2773*y^3*z^3 + 1710*z^4 - 4957*y*z^4 + 2937*y^2*z^4 - 1716*z^5 + 1894*y*z^5 + 574*z^6))/(144*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (((-6*I)*Pi*(-1 + y))/(y*z) + (9*y - 18*y^2 + 9*y^3 - 15*z + 3*y*z + 11*y^2*z + 3*y^3*z + 45*z^2 - 33*y*z^2 + 7*y^2*z^2 - 45*z^3 + 21*y*z^3 + 15*z^4)/(2*y^2*(-1 + z)*z*(-1 + y + z)))* G[0, 1, 0, y] + (((6*I)*Pi*(-1 + y))/(y*z) + (-9*y + 18*y^2 - 9*y^3 + 15*z - 3*y*z - 11*y^2*z - 3*y^3*z - 45*z^2 + 33*y*z^2 - 7*y^2*z^2 + 45*z^3 - 21*y*z^3 - 15*z^4)/ (2*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 1, 0, y] + (8*(-1 + y)*G[0, 0, 1, 0, y])/(y*z) + (8*(-1 + y)*G[0, 1, 0, 0, y])/ (y*z) + ((1 - y)*G[0, 1, 1, 0, y])/(y*z) - (7*(-1 + y)*G[1, 0, 1, 0, y])/(y*z) - (8*(-1 + y)*G[1, 1, 0, 0, y])/ (y*z) + (((-9*I)*Pi*(-1 + y))/(y*z) + (-5*y - 26*y^2 + 22*y^3 - 15*z + 49*y*z - 39*y^2*z + 59*y^3*z + 45*z^2 - 83*y*z^2 + 65*y^2*z^2 - 45*z^3 + 39*y*z^3 + 15*z^4)/(6*y^2*(-1 + z)*z* (-1 + y + z)))*Zeta[3]) + G[1, 1 - y, z]* ((37*Pi^4*(-1 + y))/(90*y*z) - ((I/72)*Pi^3*(-5*y - 62*y^2 + 49*y^3 - 180*z + 154*y*z - 33*y^2*z + 59*y^3*z + 540*z^2 - 293*y*z^2 + 95*y^2*z^2 - 540*z^3 + 144*y*z^3 + 180*z^4))/ (y^2*(-1 + z)*z*(-1 + y + z)) + (Pi^2*(-554*y^3 + 1366*y^4 - 779*y^5 + 551*y^2*z + 2475*y^3*z - 2431*y^4*z + 41*y^5*z + 3007*y*z^2 - 4287*y^2*z^2 - 349*y^3*z^2 - 411*y^4*z^2 + 1704*z^3 - 10922*y*z^3 + 8780*y^2*z^3 - 2310*y^3*z^3 - 5130*z^4 + 12823*y*z^4 - 5044*y^2*z^4 + 5148*z^5 - 4908*y*z^5 - 1722*z^6))/(432*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^2) + ((((-15*I)/2)*Pi*(-1 + y))/(y*z) + (-49*y + 122*y^2 - 67*y^3 + 330*z - 274*y*z + 63*y^2*z - 59*y^3*z - 990*z^2 + 695*y*z^2 - 185*y^2*z^2 + 990*z^3 - 372*y*z^3 - 330*z^4)/ (12*y^2*(-1 + z)*z*(-1 + y + z)))*G[0, 1, 0, y] + (((-6*I)*Pi*(-1 + y))/(y*z) + (8*y + 44*y^2 - 37*y^3 + 105*z - 127*y*z + 27*y^2*z - 35*y^3*z - 315*z^2 + 230*y*z^2 - 71*y^2*z^2 + 315*z^3 - 111*y*z^3 - 105*z^4)/(6*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 0, 0, y] + (((12*I)*Pi*(-1 + y))/(y*z) + (-6*y - 4*y^2 + 6*y^3 + 55*z - 65*y*z + 38*y^2*z - 110*z^2 + 71*y*z^2 + 55*z^3)/(2*y^2*z*(-1 + y + z)))*G[1, 1, 0, y] + (23*(-1 + y)*G[0, 0, 1, 0, y])/(2*y*z) + (7*(-1 + y)*G[0, 1, 0, 0, y])/ (2*y*z) - (29*(-1 + y)*G[0, 1, 1, 0, y])/(2*y*z) + (4*(-1 + y)*G[1, 0, 0, 0, y])/(y*z) - (25*(-1 + y)*G[1, 0, 1, 0, y])/ (2*y*z) - (14*(-1 + y)*G[1, 1, 0, 0, y])/(y*z) + (23*(-1 + y)*G[1, 1, 1, 0, y])/(2*y*z) + (((-3*I)*Pi*(-1 + y))/(y*z) + (13*y - 30*y^2 + 16*y^3 - 20*z - 10*y*z + 30*y^2*z + 2*y^3*z + 60*z^2 - 19*y*z^2 - 60*z^3 + 16*y*z^3 + 20*z^4)/(2*y^2*(-1 + z)*z*(-1 + y + z)))*Zeta[3]) + G[1, 0, z]*((1129*Pi^4*(-1 + y))/(480*y*z) + ((I/144)*Pi^3*(-563*y + 550*y^2 - 131*y^3 - 360*z + 1414*y*z - 393*y^2*z + 347*y^3*z + 1080*z^2 - 1139*y*z^2 - 157*y^2*z^2 - 1080*z^3 + 288*y*z^3 + 360*z^4))/(y^2*(-1 + z)*z*(-1 + y + z)) - ((I/864)*Pi*(-81931*y^2 + 162818*y^3 - 80887*y^4 - 161180*y*z + 507912*y^2*z - 384449*y^3*z + 27553*y^4*z - 10957*z^2 + 487860*y*z^2 - 644996*y^2*z^2 + 114963*y^3*z^2 + 6182*z^3 - 389219*y*z^3 + 165681*y^2*z^3 + 20507*z^4 + 62539*y*z^4 - 15732*z^5))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (462751*y^2 - 934754*y^3 + 472003*y^4 + 559094*y*z - 2679450*y^2*z + 2471117*y^3*z - 76795*y^4*z - 201809*z^2 - 1672746*y*z^2 + 3757856*y^2*z^2 - 745947*y^3*z^2 + 668254*z^3 + 1325813*y*z^3 - 1145949*y^2*z^3 - 731081*z^4 - 212161*y*z^4 + 264636*z^5)/ (5184*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(17417*y^3 - 32914*y^4 + 15554*y^5 + 38968*y^2*z - 122963*y^3*z + 104549*y^4*z - 25618*y^5*z + 12563*y*z^2 - 155962*y^2*z^2 + 229339*y^3*z^2 - 99304*y^4*z^2 + 10028*y^5*z^2 + 1704*z^3 - 40671*y*z^3 + 208777*y^2*z^3 - 153823*y^3*z^3 + 27597*y^4*z^3 - 6834*z^4 + 46635*y*z^4 - 105468*y^2*z^4 + 29994*y^3*z^4 + 10278*z^5 - 21509*y*z^5 + 13685*y^2*z^5 - 6870*z^6 + 2982*y*z^6 + 1722*z^7))/(432*y^2*(-1 + z)^2*z* (-1 + y + z)*(y + z)^2) + (23*Pi^2*(-1 + y)*G[1, 1, y])/(12*y*z) + ((((-15*I)/2)*Pi*(-1 + y))/(y*z) + (151 + 10*y - 83*y^2 - 302*z + 99*y*z - 79*y^2*z + 151*z^2 - 109*y*z^2)/(12*y*(-1 + z)*z* (-1 + y + z)))*G[0, 0, 0, y] + (((15*I)*Pi*(-1 + y))/(y*z) + (-5*y - 14*y^2 + 13*y^3 - 270*z + 280*y*z - 153*y^2*z + 59*y^3*z + 810*z^2 - 545*y*z^2 + 167*y^2*z^2 - 810*z^3 + 270*y*z^3 + 270*z^4)/ (12*y^2*(-1 + z)*z*(-1 + y + z)))*G[0, 1, 0, y] + (((6*I)*Pi*(-1 + y))/(y*z) + (-8*y - 44*y^2 + 37*y^3 - 105*z + 127*y*z - 27*y^2*z + 35*y^3*z + 315*z^2 - 230*y*z^2 + 71*y^2*z^2 - 315*z^3 + 111*y*z^3 + 105*z^4)/(6*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 0, 0, y] + ((((-27*I)/2)*Pi*(-1 + y))/(y*z) + (-20*y + 16*y^2 - 2*y^3 + 165*z - 146*y*z + 84*y^2*z - 25*y^3*z - 495*z^2 + 352*y*z^2 - 100*y^2*z^2 + 495*z^3 - 186*y*z^3 - 165*z^4)/ (6*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 1, 0, y] + (9*(-1 + y)*G[0, 0, 0, 0, y])/(2*y*z) - (33*(-1 + y)*G[0, 0, 1, 0, y])/ (2*y*z) - (14*(-1 + y)*G[0, 1, 0, 0, y])/(y*z) + (29*(-1 + y)*G[0, 1, 1, 0, y])/(2*y*z) - (4*(-1 + y)*G[1, 0, 0, 0, y])/ (y*z) + (27*(-1 + y)*G[1, 0, 1, 0, y])/(2*y*z) + (27*(-1 + y)*G[1, 1, 0, 0, y])/(2*y*z) - (23*(-1 + y)*G[1, 1, 1, 0, y])/(2*y*z) + ((((33*I)/2)*Pi*(-1 + y))/(y*z) + (-1139*y + 2854*y^2 - 1571*y^3 + 1134*z + 3800*y*z - 9854*y^2*z + 4092*y^3*z - 5562*z^2 - 3864*y*z^2 + 12438*y^2*z^2 - 3579*y^3*z^2 + 10962*z^3 + 182*y*z^3 - 6946*y^2*z^3 + 1166*y^3*z^3 - 10854*z^4 + 1723*y*z^4 + 1508*y^2*z^4 + 5400*z^5 - 702*y*z^5 - 1080*z^6)/ (36*y^2*(-1 + z)^3*z*(-1 + y + z)))*Zeta[3]) + G[-y, 1 - y, z]*((299*Pi^4*(-1 + y))/(180*y*z) + ((I/36)*Pi^3*(19*y^4 - 110*y^5 + 73*y^6 + 30*y^3*z - 304*y^4*z + 274*y^5*z - 204*y^2*z^2 - 144*y^3*z^2 + 456*y^4*z^2 + 262*y*z^3 - 392*y^2*z^3 + 544*y^3*z^3 + 81*z^4 - 622*y*z^4 + 541*y^2*z^4 - 180*z^5 + 342*y*z^5 + 90*z^6))/(y^2*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(535*y^4 - 974*y^5 + 427*y^6 + 849*y^3*z - 3379*y^4*z + 1810*y^5*z + 5175*y^2*z^2 - 9399*y^3*z^2 + 4296*y^4*z^2 + 5953*y*z^3 - 15329*y^2*z^3 + 7426*y^3*z^3 + 2106*z^4 - 12121*y*z^4 + 8791*y^2*z^4 - 3786*z^5 + 6000*y*z^5 + 1722*z^6))/ (432*y^2*z*(-1 + y + z)*(y + z)^3) + (((-15*I)*Pi*(-1 + y))/(y*z) + (10*y^4 - 68*y^5 + 46*y^6 + 9*y^3*z - 183*y^4*z + 174*y^5*z - 143*y^2*z^2 - 65*y^3*z^2 + 286*y^4*z^2 + 145*y*z^3 - 195*y^2*z^3 + 324*y^3*z^3 + 45*z^4 - 345*y*z^4 + 306*y^2*z^4 - 100*z^5 + 190*y*z^5 + 50*z^6)/(4*y^2*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + (((-18*I)*Pi*(-1 + y))/(y*z) + (38*y^4 - 244*y^5 + 164*y^6 + 93*y^3*z - 761*y^4*z + 668*y^5*z - 309*y^2*z^2 - 663*y^3*z^2 + 1242*y^4*z^2 + 623*y*z^3 - 1231*y^2*z^3 + 1568*y^3*z^3 + 195*z^4 - 1505*y*z^4 + 1472*y^2*z^4 - 420*z^5 + 852*y*z^5 + 210*z^6)/ (12*y^2*z*(-1 + y + z)*(y + z)^3))*G[1, 0, 0, y] + ((70*y^4 - 164*y^5 + 88*y^6 + 141*y^3*z - 445*y^4*z + 304*y^5*z - 57*y^2*z^2 - 195*y^3*z^2 + 306*y^4*z^2 - 29*y*z^3 + 217*y^2*z^3 - 56*y^3*z^3 - 33*z^4 + 191*y*z^4 - 284*y^2*z^4 + 60*z^5 - 168*y*z^5 - 30*z^6)*G[1, 1, 0, y])/(12*y^2*z*(-1 + y + z)* (y + z)^3) + (10*(-1 + y)*G[0, 0, 1, 0, y])/(y*z) + (17*(-1 + y)*G[0, 1, 0, 0, y])/(y*z) - (8*(-1 + y)*G[0, 1, 1, 0, y])/ (y*z) + (17*(-1 + y)*G[1, 0, 0, 0, y])/(y*z) - (8*(-1 + y)*G[1, 0, 1, 0, y])/(y*z) - (4*(-1 + y)*G[1, 1, 0, 0, y])/ (y*z) + (5*(-1 + y)*G[1, 1, 1, 0, y])/(y*z) + (((12*I)*Pi*(-1 + y))/(y*z) + (-46*y^4 + 164*y^5 - 100*y^6 - 51*y^3*z + 391*y^4*z - 340*y^5*z + 303*y^2*z^2 - 39*y^3*z^2 - 390*y^4*z^2 - 109*y*z^3 - 139*y^2*z^3 - 160*y^3*z^3 - 21*z^4 + 187*y*z^4 - 40*y^2*z^4 + 60*z^5 - 60*y*z^5 - 30*z^6)/ (6*y^2*z*(-1 + y + z)*(y + z)^3))*Zeta[3]) + G[0, 0, z]*((-2323*Pi^4*(-1 + y))/(720*y*z) + (-28217*y + 28217*y^2 - 28217*z - 99645*y*z - 245443*y^2*z - 31058*z^2 + 97380*y*z^2 + 214778*y^2*z^2 + 149215*z^3 + 28034*y*z^3 - 89940*z^4)/(1728*y*(-1 + z)^2*z*(y + z)) + ((I/864)*Pi*(-32689*y + 32689*y^2 - 32689*z + 60951*y*z - 76268*y^2*z + 49646*z^2 - 33429*y*z^2 + 42283*y^2*z^2 + 71*z^3 + 3871*y*z^3 - 17028*z^4))/(y*(-1 + z)^2*z*(y + z)) + ((I/36)*Pi^3*(10 - 20*y + 10*y^2 - 40*z - 407*y*z + 528*y^2*z + 60*z^2 + 1341*y*z^2 - 1077*y^2*z^2 - 40*z^3 - 1363*y*z^3 + 530*y^2*z^3 + 10*z^4 + 449*y*z^4))/(y*(-1 + z)^3*z*(-1 + y + z)) + (Pi^2*(22834*y^2 - 46136*y^3 + 23302*y^4 + 45668*y*z - 182546*y^2*z + 173433*y^3*z - 33651*y^4*z + 22834*z^2 - 224956*y*z^2 + 409212*y^2*z^2 - 172053*y^3*z^2 - 1752*y^4*z^2 - 90922*z^3 + 387337*y*z^3 - 326533*y^2*z^3 + 9743*y^3*z^3 + 12257*y^4*z^3 + 135384*z^4 - 269891*y*z^4 + 41672*y^2*z^4 + 35325*y^3*z^4 - 88888*z^5 + 48943*y*z^5 + 35517*y^2*z^5 + 21142*z^6 + 12899*y*z^6 + 450*z^7))/(864*y*(-1 + z)^3*z*(-1 + y + z)*(y + z)^2) + (4*Pi^2*(-1 + y)*G[0, 1, y])/(y*z) + ((-407*Pi^2*(-1 + y))/(24*y*z) + (1044*y^4 - 2166*y^5 + 1122*y^6 + 2919*y^3*z - 7987*y^4*z + 5352*y^5*z - 612*y^6*z + 3752*y^2*z^2 - 12466*y^3*z^2 + 9885*y^4*z^2 - 1656*y^5*z^2 + 2892*y*z^3 - 11662*y^2*z^3 + 10655*y^3*z^3 - 1412*y^4*z^3 + 702*z^4 - 7294*y*z^4 + 9008*y^2*z^4 - 598*y^3*z^4 - 1964*z^5 + 5844*y*z^5 - 1098*y^2*z^5 + 1836*z^6 - 1442*y*z^6 - 574*z^7)/ (24*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - ((I/6)*Pi*(-169*y^4 + 338*y^5 - 169*y^6 - 507*y^3*z + 1334*y^4*z - 780*y^5*z + 34*y^6*z - 372*y^2*z^2 + 1938*y^3*z^2 - 1549*y^4*z^2 + 37*y^5*z^2 - 412*y*z^3 + 1568*y^2*z^3 - 1711*y^3*z^3 - 21*y^4*z^3 - 81*z^4 + 1184*y*z^4 - 1617*y^2*z^4 + 145*y^3*z^4 + 261*z^5 - 1114*y*z^5 + 421*y^2*z^5 - 270*z^6 + 342*y*z^6 + 90*z^7))/(y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 0, y] - (11*Pi^2*(-1 + y)*G[1, 1, y])/(6*y*z) + ((((171*I)/2)*Pi*(-1 + y))/(y*z) + (215 - 430*y + 215*y^2 - 430*z + 321*y*z - 71*y^2*z + 215*z^2 + 109*y*z^2)/(6*y*(-1 + z)*z* (-1 + y + z)))*G[0, 0, 0, y] + (((-33*I)*Pi*(-1 + y))/(y*z) + (296*y^4 - 732*y^5 + 615*y^6 - 179*y^7 + 831*y^3*z - 2716*y^4*z + 2542*y^5*z - 539*y^6*z - 118*y^7*z + 882*y^2*z^2 - 3768*y^3*z^2 + 3896*y^4*z^2 - 340*y^5*z^2 - 670*y^6*z^2 - 172*y*z^3 - 1074*y^2*z^3 + 1848*y^3*z^3 + 898*y^4*z^3 - 1470*y^5*z^3 - 156*z^4 + 1226*y*z^4 - 2066*y^2*z^4 + 2836*y^3*z^4 - 1780*y^4*z^4 + 516*z^5 - 2122*y*z^5 + 3056*y^2*z^5 - 1450*y^3*z^5 - 540*z^6 + 1278*y*z^6 - 798*y^2*z^6 + 180*z^7 - 210*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + ((((-105*I)/2)*Pi*(-1 + y))/(y*z) + (-389*y^4 + 778*y^5 - 389*y^6 - 1200*y^3*z + 3157*y^4*z - 1866*y^5*z + 155*y^6*z - 996*y^2*z^2 + 4824*y^3*z^2 - 3920*y^4*z^2 + 386*y^5*z^2 - 974*y*z^3 + 4066*y^2*z^3 - 4652*y^3*z^3 + 450*y^4*z^3 - 195*z^4 + 2830*y*z^4 - 4287*y^2*z^4 + 794*y^3*z^4 + 615*z^5 - 2708*y*z^5 + 1217*y^2*z^5 - 630*z^6 + 852*y*z^6 + 210*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 0, 0, y] + ((((27*I)/2)*Pi*(-1 + y))/(y*z) + (46*y^4 - 92*y^5 + 46*y^6 + 185*y^3*z - 419*y^4*z + 165*y^5*z + 35*y^6*z + 249*y^2*z^2 - 844*y^3*z^2 + 390*y^4*z^2 + 170*y^5*z^2 + 241*y*z^3 - 1022*y^2*z^3 + 802*y^3*z^3 + 226*y^4*z^3 + 65*z^4 - 776*y*z^4 + 1140*y^2*z^4 - 62*y^3*z^4 - 205*z^5 + 819*y*z^5 - 367*y^2*z^5 + 210*z^6 - 284*y*z^6 - 70*z^7)/(4*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] - (77*(-1 + y)*G[0, 0, 0, 0, y])/(y*z) + (109*(-1 + y)*G[0, 0, 1, 0, y])/ (2*y*z) + (46*(-1 + y)*G[0, 1, 0, 0, y])/(y*z) - (24*(-1 + y)*G[0, 1, 1, 0, y])/(y*z) + (57*(-1 + y)*G[1, 0, 0, 0, y])/ (y*z) - (37*(-1 + y)*G[1, 0, 1, 0, y])/(y*z) - (61*(-1 + y)*G[1, 1, 0, 0, y])/(2*y*z) + (11*(-1 + y)*G[1, 1, 1, 0, y])/(y*z) + (((27*I)*Pi*(-1 + y))/(y*z) + (-283 + 745*y - 667*y^2 + 205*y^3 + 1100*z - 2590*y*z + 2080*y^2*z - 590*y^3*z - 1550*z^2 + 3248*y*z^2 - 2289*y^2*z^2 + 591*y^3*z^2 + 860*z^3 - 1706*y*z^3 + 1058*y^2*z^3 - 232*y^3*z^3 - 35*z^4 + 251*y*z^4 - 156*y^2*z^4 - 112*z^5 + 52*y*z^5 + 20*z^6)/(4*(-1 + y)*y*(-1 + z)^3*z* (-1 + y + z)))*Zeta[3]) + G[1 - y, 1, z]* ((-487*Pi^4*(-1 + y))/(360*y*z) + (Pi^2*(1075*y^4 - 1286*y^5 + 355*y^6 + 4578*y^3*z - 7103*y^4*z + 3312*y^5*z - 823*y^6*z + 9285*y^2*z^2 - 20112*y^3*z^2 + 11332*y^4*z^2 - 3430*y^5*z^2 + 6061*y*z^3 - 28622*y^2*z^3 + 23968*y^3*z^3 - 6708*y^4*z^3 + 1704*z^4 - 18032*y*z^4 + 28344*y^2*z^4 - 8902*y^3*z^4 - 5130*z^5 + 17899*y*z^5 - 9007*y^2*z^5 + 5148*z^6 - 5928*y*z^6 - 1722*z^7))/ (432*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - ((I/36)*Pi^3*(-73*y^4 + 74*y^5 - 19*y^6 - 282*y^3*z + 413*y^4*z - 159*y^5*z + 46*y^6*z - 363*y^2*z^2 + 966*y^3*z^2 - 553*y^4*z^2 + 166*y^5*z^2 - 343*y*z^3 + 1286*y^2*z^3 - 1093*y^3*z^3 + 294*y^4*z^3 - 90*z^4 + 1028*y*z^4 - 1437*y^2*z^4 + 436*y^3*z^4 + 270*z^5 - 1027*y*z^5 + 514*y^2*z^5 - 270*z^6 + 342*y*z^6 + 90*z^7))/ (y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (((-3*I)*Pi*(-1 + y))/(y*z) + (11*y^4 - 57*y^5 + 75*y^6 - 29*y^7 - 6*y^3*z - 115*y^4*z + 178*y^5*z - 5*y^6*z - 52*y^7*z - 99*y^2*z^2 + 135*y^3*z^2 - 67*y^4*z^2 + 263*y^5*z^2 - 232*y^6*z^2 - 79*y*z^3 + 411*y^2*z^3 - 591*y^3*z^3 + 613*y^4*z^3 - 384*y^5*z^3 - 30*z^4 + 308*y*z^4 - 677*y^2*z^4 + 619*y^3*z^4 - 280*y^4*z^4 + 90*z^5 - 379*y*z^5 + 365*y^2*z^5 - 76*y^3*z^5 - 90*z^6 + 150*y*z^6 + 30*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (((3*I)*Pi*(-1 + y))/(y*z) + (-11*y^4 + 57*y^5 - 75*y^6 + 29*y^7 + 6*y^3*z + 115*y^4*z - 178*y^5*z + 5*y^6*z + 52*y^7*z + 99*y^2*z^2 - 135*y^3*z^2 + 67*y^4*z^2 - 263*y^5*z^2 + 232*y^6*z^2 + 79*y*z^3 - 411*y^2*z^3 + 591*y^3*z^3 - 613*y^4*z^3 + 384*y^5*z^3 + 30*z^4 - 308*y*z^4 + 677*y^2*z^4 - 619*y^3*z^4 + 280*y^4*z^4 - 90*z^5 + 379*y*z^5 - 365*y^2*z^5 + 76*y^3*z^5 + 90*z^6 - 150*y*z^6 - 30*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + (3*(-1 + y)*G[0, 0, 1, 0, y])/(y*z) - (9*(-1 + y)*G[0, 1, 1, 0, y])/ (y*z) - (6*(-1 + y)*G[1, 0, 1, 0, y])/(y*z) + (12*(-1 + y)*G[1, 1, 1, 0, y])/(y*z) + (((9*I)*Pi*(-1 + y))/(y*z) + (-23*y^4 + 45*y^5 - 27*y^6 + 5*y^7 - 132*y^3*z + 391*y^4*z - 406*y^5*z + 197*y^6*z - 50*y^7*z - 213*y^2*z^2 + 1029*y^3*z^2 - 1601*y^4*z^2 + 1045*y^5*z^2 - 260*y^6*z^2 - 293*y*z^3 + 1533*y^2*z^3 - 2961*y^3*z^3 + 2435*y^4*z^3 - 684*y^5*z^3 - 90*z^4 + 1120*y*z^4 - 3049*y^2*z^4 + 3191*y^3*z^4 - 1112*y^4*z^4 + 270*z^5 - 1481*y*z^5 + 2293*y^2*z^5 - 1082*y^3*z^5 - 270*z^6 + 774*y*z^6 - 564*y^2*z^6 + 90*z^7 - 120*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*Zeta[3]) + G[0, 1, y]* ((-481*Pi^4*(-1 + y))/(180*y*z) + ((I/72)*Pi^3*(86*y^4 - 28*y^5 - 22*y^6 + 123*y^3*z - 157*y^4*z - 483*y^5*z + 265*y^6*z - 102*y^2*z^2 + 120*y^3*z^2 - 1474*y^4*z^2 + 1240*y^5*z^2 - 400*y*z^3 + 1148*y^2*z^3 - 2212*y^3*z^3 + 2274*y^4*z^3 - 162*z^4 + 1520*y*z^4 - 2463*y^2*z^4 + 2212*y^3*z^4 + 522*z^5 - 1804*y*z^5 + 1417*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/(y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(2390*y^4 - 4204*y^5 + 1913*y^6 + 5442*y^3*z - 13564*y^4*z + 6318*y^5*z - 293*y^6*z + 1542*y^2*z^2 - 11112*y^3*z^2 + 2846*y^4*z^2 + 2746*y^5*z^2 - 3811*y*z^3 + 9191*y^2*z^3 - 15184*y^3*z^3 + 13188*y^4*z^3 - 2106*z^4 + 17030*y*z^4 - 30288*y^2*z^4 + 22474*y^3*z^4 + 5892*z^5 - 22171*y*z^5 + 19555*y^2*z^5 - 5508*z^6 + 8952*y*z^6 + 1722*z^7))/ (432*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (11*Pi^2*(-1 + y)*G[0, 1, z])/(6*y*z) - (17*Pi^2*(-1 + y)*G[0, 1 - y, z])/(4*y*z) + (Pi^2*(-1 + y)*G[0, -y, z])/(6*y*z) - (29*Pi^2*(-1 + y)*G[1, 0, z])/ (12*y*z) + (Pi^2*(-1 + y)*G[1, 1, z])/(6*y*z) + (29*Pi^2*(-1 + y)*G[1, 1 - y, z])/(12*y*z) - (5*Pi^2*(-1 + y)*G[1 - y, 0, z])/(2*y*z) + (3*Pi^2*(-1 + y)*G[1 - y, 1, z])/(2*y*z) + (5*Pi^2*(-1 + y)*G[1 - y, 1 - y, z])/(6*y*z) + (Pi^2*(-1 + y)*G[1 - y, -y, z])/(2*y*z) + (Pi^2*(-1 + y)*G[-y, 0, z])/ (3*y*z) + (4*Pi^2*(-1 + y)*G[-y, 1 - y, z])/(3*y*z) + (Pi^2*(1 - y)*G[-y, -y, z])/(y*z) + ((((-21*I)/2)*Pi*(-1 + y))/(y*z) + (436*y^4 - 1008*y^5 + 783*y^6 - 211*y^7 + 1365*y^3*z - 4088*y^4*z + 4247*y^5*z - 1753*y^6*z + 247*y^7*z + 1704*y^2*z^2 - 6678*y^3*z^2 + 8809*y^4*z^2 - 4841*y^5*z^2 + 1042*y^6*z^2 + 202*y*z^3 - 3876*y^2*z^3 + 8235*y^3*z^3 - 6133*y^4*z^3 + 1602*y^5*z^3 - 78*z^4 - 20*y*z^4 + 1991*y^2*z^4 - 2773*y^3*z^4 + 904*y^4*z^4 + 258*z^5 - 674*y*z^5 + 583*y^2*z^5 - 185*y^3*z^5 - 270*z^6 + 612*y*z^6 - 402*y^2*z^6 + 90*z^7 - 120*y*z^7)/ (12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*Zeta[3]) + G[1, 1, y]*((43*Pi^4*(-1 + y))/(30*y*z) - ((I/12)*Pi^3*(-y + 2*y^2 - y^3 + 30*z - 22*y*z - 69*y^2*z + 37*y^3*z - 90*z^2 + 47*y*z^2 + 67*y^2*z^2 + 90*z^3 - 24*y*z^3 - 30*z^4))/ (y^2*(-1 + z)*z*(-1 + y + z)) + (Pi^2*(-313*y^4 + 692*y^5 - 379*y^6 - 1189*y^3*z + 2254*y^4*z - 612*y^5*z - 113*y^6*z - 1733*y^2*z^2 + 3968*y^3*z^2 + 586*y^4*z^2 - 1556*y^5*z^2 - 2206*y*z^3 + 5895*y^2*z^3 + 57*y^3*z^3 - 4003*y^4*z^3 - 568*z^4 + 5980*y*z^4 - 4430*y^2*z^4 - 3328*y^3*z^4 + 1710*z^5 - 5384*y*z^5 + 268*y^2*z^5 - 1716*z^6 + 1610*y*z^6 + 574*z^7))/(144*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (23*Pi^2*(-1 + y)*G[1, 1 - y, z])/(12*y*z) + (Pi^2*(1 - y)*G[1 - y, 0, z])/(12*y*z) - (2*Pi^2*(-1 + y)*G[1 - y, 1, z])/(y*z) + (Pi^2*(1 - y)*G[1 - y, 1 - y, z])/(6*y*z) + (Pi^2*(1 - y)*G[1 - y, -y, z])/(3*y*z) + (Pi^2*(-1 + y)*G[-y, 0, z])/ (3*y*z) - (5*Pi^2*(-1 + y)*G[-y, 1 - y, z])/(6*y*z) + (2*Pi^2*(-1 + y)*G[-y, -y, z])/(3*y*z) + (((9*I)*Pi*(-1 + y))/(y*z) + (-187*y^4 + 513*y^5 - 477*y^6 + 151*y^7 - 642*y^3*z + 1943*y^4*z - 2108*y^5*z + 967*y^6*z - 160*y^7*z - 699*y^2*z^2 + 2919*y^3*z^2 - 3859*y^4*z^2 + 2147*y^5*z^2 - 508*y^6*z^2 - 619*y*z^3 + 3027*y^2*z^3 - 4365*y^3*z^3 + 2449*y^4*z^3 - 552*y^5*z^3 - 144*z^4 + 2042*y*z^4 - 4139*y^2*z^4 + 2449*y^3*z^4 - 328*y^4*z^4 + 504*z^5 - 2311*y*z^5 + 2159*y^2*z^5 - 352*y^3*z^5 - 540*z^6 + 1008*y*z^6 - 348*y^2*z^6 + 180*z^7 - 120*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* Zeta[3]) + G[1 - y, 1 - y, z]*((83*Pi^4*(-1 + y))/(90*y*z) + ((I/72)*Pi^3*(-239*y^4 + 478*y^5 - 239*y^6 - 843*y^3*z + 2002*y^4*z - 1146*y^5*z + 23*y^6*z - 1005*y^2*z^2 + 3480*y^3*z^2 - 2477*y^4*z^2 + 20*y^5*z^2 - 779*y*z^3 + 3460*y^2*z^3 - 3341*y^3*z^3 + 66*y^4*z^3 - 180*z^4 + 2242*y*z^4 - 3378*y^2*z^4 + 488*y^3*z^4 + 540*z^5 - 2147*y*z^5 + 923*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/(y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-874*y^4 + 1460*y^5 - 586*y^6 - 2934*y^3*z + 5744*y^4*z - 2202*y^5*z - 53*y^6*z - 4017*y^2*z^2 + 10461*y^3*z^2 - 3691*y^4*z^2 - 1175*y^5*z^2 - 3268*y*z^3 + 12176*y^2*z^3 - 6061*y^3*z^3 - 3096*y^4*z^3 - 852*z^4 + 9023*y*z^4 - 9663*y^2*z^4 - 2105*y^3*z^4 + 2565*z^5 - 8251*y*z^5 + 1504*y^2*z^5 - 2574*z^6 + 2496*y*z^6 + 861*z^7))/(216*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (((-9*I)*Pi*(-1 + y))/(y*z) + (70*y^4 - 202*y^5 + 196*y^6 - 64*y^7 + 285*y^3*z - 898*y^4*z + 935*y^5*z - 326*y^6*z + 4*y^7*z + 410*y^2*z^2 - 1672*y^3*z^2 + 2073*y^4*z^2 - 821*y^5*z^2 + 10*y^6*z^2 + 340*y*z^3 - 1838*y^2*z^3 + 2869*y^3*z^3 - 1449*y^4*z^3 + 88*y^5*z^3 + 90*z^4 - 1132*y*z^4 + 2644*y^2*z^4 - 1906*y^3*z^4 + 324*y^4*z^4 - 270*z^5 + 1324*y*z^5 - 1538*y^2*z^5 + 484*y^3*z^5 + 270*z^6 - 612*y*z^6 + 322*y^2*z^6 - 90*z^7 + 80*y*z^7)/(4*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (((-9*I)*Pi*(-1 + y))/(y*z) + (-257*y^4 + 514*y^5 - 257*y^6 - 927*y^3*z + 2224*y^4*z - 1320*y^5*z + 59*y^6*z - 1149*y^2*z^2 + 4020*y^3*z^2 - 3065*y^4*z^2 + 212*y^5*z^2 - 887*y*z^3 + 4108*y^2*z^3 - 4331*y^3*z^3 + 504*y^4*z^3 - 210*z^4 + 2626*y*z^4 - 4290*y^2*z^4 + 1040*y^3*z^4 + 630*z^5 - 2591*y*z^5 + 1331*y^2*z^5 - 630*z^6 + 852*y*z^6 + 210*z^7)/(12*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1, 0, 0, y] + (((-3*I)*Pi*(-1 + y))/(y*z) + (-121*y + 363*y^2 - 363*y^3 + 121*y^4 - 270*z + 842*y*z - 803*y^2*z + 172*y^3*z + 59*y^4*z + 810*z^2 - 1561*y*z^2 + 740*y^2*z^2 + 11*y^3*z^2 - 810*z^3 + 1080*y*z^3 - 300*y^2*z^3 + 270*z^4 - 240*y*z^4)/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)))*G[1, 1, 0, y] + (15*(-1 + y)*G[0, 0, 1, 0, y])/ (2*y*z) + (11*(-1 + y)*G[0, 1, 0, 0, y])/(y*z) - (5*(-1 + y)*G[0, 1, 1, 0, y])/(y*z) + (17*(-1 + y)*G[1, 0, 0, 0, y])/ (2*y*z) - (5*(-1 + y)*G[1, 0, 1, 0, y])/(y*z) - (2*(-1 + y)*G[1, 1, 0, 0, y])/(y*z) + ((-1 + y)*G[1, 1, 1, 0, y])/ (y*z) + (((12*I)*Pi*(-1 + y))/(y*z) + (-7*y^4 + 13*y^5 - 7*y^6 + y^7 - 25*y^3*z + 51*y^4*z - 29*y^5*z + 7*y^6*z - 4*y^7*z - 23*y^2*z^2 + 73*y^3*z^2 - 49*y^4*z^2 + 5*y^5*z^2 - 6*y^6*z^2 - 37*y*z^3 + 119*y^2*z^3 - 85*y^3*z^3 - 13*y^4*z^3 + 11*y^5*z^3 - 10*z^4 + 114*y*z^4 - 172*y^2*z^4 + 34*y^3*z^4 + 24*y^4*z^4 + 30*z^5 - 122*y*z^5 + 86*y^2*z^5 + 6*y^3*z^5 - 30*z^6 + 50*y*z^6 - 10*y^2*z^6 + 10*z^7 - 5*y*z^7)/(2*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*Zeta[3]) + G[0, 1 - y, z]* ((-2243*Pi^4*(-1 + y))/(720*y*z) + (Pi^2*(3520*y^4 - 7256*y^5 + 3736*y^6 + 10533*y^3*z - 28073*y^4*z + 18819*y^5*z - 2431*y^6*z + 14070*y^2*z^2 - 46296*y^3*z^2 + 37552*y^4*z^2 - 7648*y^5*z^2 + 9379*y*z^3 - 43181*y^2*z^3 + 43276*y^3*z^3 - 9084*y^4*z^3 + 2106*z^4 - 23810*y*z^4 + 34434*y^2*z^4 - 6208*y^3*z^4 - 5892*z^5 + 19135*y*z^5 - 5323*y^2*z^5 + 5508*z^6 - 4704*y*z^6 - 1722*z^7))/ (432*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - ((I/72)*Pi^3*(-440*y^4 + 880*y^5 - 440*y^6 - 1347*y^3*z + 3511*y^4*z - 2217*y^5*z + 197*y^6*z - 1176*y^2*z^2 + 5280*y^3*z^2 - 4586*y^4*z^2 + 608*y^5*z^2 - 926*y*z^3 + 4204*y^2*z^3 - 5036*y^3*z^3 + 786*y^4*z^3 - 162*z^4 + 2572*y*z^4 - 4017*y^2*z^4 + 860*y^3*z^4 + 522*z^5 - 2330*y*z^5 + 989*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/(y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + ((197*Pi^2*(-1 + y))/(12*y*z) + ((I/12)*Pi*(-440*y^4 + 880*y^5 - 440*y^6 - 1347*y^3*z + 3511*y^4*z - 2217*y^5*z + 197*y^6*z - 1176*y^2*z^2 + 5280*y^3*z^2 - 4586*y^4*z^2 + 608*y^5*z^2 - 926*y*z^3 + 4204*y^2*z^3 - 5036*y^3*z^3 + 786*y^4*z^3 - 162*z^4 + 2572*y*z^4 - 4017*y^2*z^4 + 860*y^3*z^4 + 522*z^5 - 2330*y*z^5 + 989*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/ (y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (-3520*y^4 + 7256*y^5 - 3736*y^6 - 10533*y^3*z + 28073*y^4*z - 18819*y^5*z + 2431*y^6*z - 14070*y^2*z^2 + 46296*y^3*z^2 - 37552*y^4*z^2 + 7648*y^5*z^2 - 9379*y*z^3 + 43181*y^2*z^3 - 43276*y^3*z^3 + 9084*y^4*z^3 - 2106*z^4 + 23810*y*z^4 - 34434*y^2*z^4 + 6208*y^3*z^4 + 5892*z^5 - 19135*y*z^5 + 5323*y^2*z^5 - 5508*z^6 + 4704*y*z^6 + 1722*z^7)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 0, y] + (8*Pi^2*(-1 + y)*G[1, 1, y])/(3*y*z) + (((33*I)*Pi*(-1 + y))/(y*z) + (-394*y^4 + 1122*y^5 - 1077*y^6 + 349*y^7 - 1401*y^3*z + 4532*y^4*z - 4859*y^5*z + 1879*y^6*z - 151*y^7*z - 1674*y^2*z^2 + 7314*y^3*z^2 - 9523*y^4*z^2 + 4289*y^5*z^2 - 406*y^6*z^2 - 1348*y*z^3 + 7224*y^2*z^3 - 11373*y^3*z^3 + 6019*y^4*z^3 - 552*y^5*z^3 - 318*z^4 + 4298*y*z^4 - 9845*y^2*z^4 + 6835*y^3*z^4 - 1030*y^4*z^4 + 978*z^5 - 4840*y*z^5 + 5435*y^2*z^5 - 1573*y^3*z^5 - 990*z^6 + 2190*y*z^6 - 1140*y^2*z^6 + 330*z^7 - 300*y*z^7)/ (12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + (((36*I)*Pi*(-1 + y))/(y*z) + (476*y^4 - 952*y^5 + 476*y^6 + 1506*y^3*z - 3898*y^4*z + 2499*y^5*z - 287*y^6*z + 1467*y^2*z^2 - 6168*y^3*z^2 + 5429*y^4*z^2 - 980*y^5*z^2 + 1061*y*z^3 - 5182*y^2*z^3 + 6371*y^3*z^3 - 1440*y^4*z^3 + 195*z^4 - 3004*y*z^4 + 5130*y^2*z^4 - 1520*y^3*z^4 - 615*z^5 + 2795*y*z^5 - 1415*y^2*z^5 + 630*z^6 - 852*y*z^6 - 210*z^7)/(12*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1, 0, 0, y] + (((-3*I)*Pi*(-1 + y))/(y*z) + (-11*y^4 + 33*y^5 - 33*y^6 + 11*y^7 + 48*y^3*z - 47*y^4*z - 149*y^5*z + 219*y^6*z - 71*y^7*z + 225*y^2*z^2 - 599*y^3*z^2 + 138*y^4*z^2 + 542*y^5*z^2 - 306*y^6*z^2 + 205*y*z^3 - 1071*y^2*z^3 + 1170*y^3*z^3 + 132*y^4*z^3 - 426*y^5*z^3 + 72*z^4 - 764*y*z^4 + 1648*y^2*z^4 - 844*y^3*z^4 - 92*y^4*z^4 - 212*z^5 + 975*y*z^5 - 1048*y^2*z^5 + 285*y^3*z^5 + 210*z^6 - 476*y*z^6 + 246*y^2*z^6 - 70*z^7 + 60*y*z^7)/(4*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, y] - (33*(-1 + y)*G[0, 0, 1, 0, y])/(y*z) - (75*(-1 + y)*G[0, 1, 0, 0, y])/(2*y*z) + (51*(-1 + y)*G[0, 1, 1, 0, y])/(2*y*z) - (34*(-1 + y)*G[1, 0, 0, 0, y])/(y*z) + (49*(-1 + y)*G[1, 0, 1, 0, y])/ (2*y*z) + (33*(-1 + y)*G[1, 1, 0, 0, y])/(2*y*z) - (16*(-1 + y)*G[1, 1, 1, 0, y])/(y*z) + (((-27*I)*Pi*(-1 + y))/(y*z) + (115*y^4 - 305*y^5 + 275*y^6 - 85*y^7 + 384*y^3*z - 1173*y^4*z + 1256*y^5*z - 543*y^6*z + 76*y^7*z + 402*y^2*z^2 - 1732*y^3*z^2 + 2345*y^4*z^2 - 1265*y^5*z^2 + 250*y^6*z^2 + 340*y*z^3 - 1664*y^2*z^3 + 2561*y^3*z^3 - 1541*y^4*z^3 + 314*y^5*z^3 + 75*z^4 - 1035*y*z^4 + 2204*y^2*z^4 - 1496*y^3*z^4 + 272*y^4*z^4 - 235*z^5 + 1115*y*z^5 - 1172*y^2*z^5 + 292*y^3*z^5 + 240*z^6 - 490*y*z^6 + 230*y^2*z^6 - 80*z^7 + 70*y*z^7)/(4*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* Zeta[3]) + G[1 - y, 0, z]*((-973*Pi^4*(-1 + y))/(720*y*z) + (Pi^2*(1810*y^4 - 3818*y^5 + 2008*y^6 + 5397*y^3*z - 13361*y^4*z + 7839*y^5*z - 505*y^6*z + 6678*y^2*z^2 - 20340*y^3*z^2 + 11509*y^4*z^2 + 488*y^5*z^2 + 6436*y*z^3 - 21458*y^2*z^3 + 11998*y^3*z^3 + 4551*y^4*z^3 + 1704*z^4 - 17432*y*z^4 + 16782*y^2*z^4 + 4448*y^3*z^4 - 5130*z^5 + 15610*y*z^5 - 2002*y^2*z^5 + 5148*z^6 - 4614*y*z^6 - 1722*z^7))/ (432*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - ((I/72)*Pi^3*(-245*y^4 + 490*y^5 - 245*y^6 - 834*y^3*z + 2023*y^4*z - 1119*y^5*z + 2*y^6*z - 897*y^2*z^2 + 3372*y^3*z^2 - 2339*y^4*z^2 - 100*y^5*z^2 - 785*y*z^3 + 3256*y^2*z^3 - 3077*y^3*z^3 - 168*y^4*z^3 - 180*z^4 + 2254*y*z^4 - 3225*y^2*z^4 + 296*y^3*z^4 + 540*z^5 - 2153*y*z^5 + 866*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/(y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + ((((-51*I)/2)*Pi*(-1 + y))/(y*z) + (-499*y^3 + 998*y^4 - 499*y^5 - 1344*y^2*z + 3839*y^3*z - 2820*y^4*z + 427*y^5*z - 783*y*z^2 + 4968*y^2*z^2 - 5812*y^3*z^2 + 1606*y^4*z^2 - 499*z^3 + 2564*y*z^3 - 5098*y^2*z^3 + 2256*y^3*z^3 + 998*z^4 - 2106*y*z^4 + 1402*y^2*z^4 - 499*z^5 + 325*y*z^5)/(12*y*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, 0, 0, y] + ((((51*I)/2)*Pi*(-1 + y))/(y*z) + (-352*y^4 + 996*y^5 - 951*y^6 + 307*y^7 - 1326*y^3*z + 4160*y^4*z - 4313*y^5*z + 1543*y^6*z - 64*y^7*z - 1656*y^2*z^2 + 7008*y^3*z^2 - 8785*y^4*z^2 + 3539*y^5*z^2 - 106*y^6*z^2 - 1540*y*z^3 + 7620*y^2*z^3 - 11409*y^3*z^3 + 5521*y^4*z^3 - 222*y^5*z^3 - 396*z^4 + 4952*y*z^4 - 10928*y^2*z^4 + 7342*y^3*z^4 - 1030*y^4*z^4 + 1176*z^5 - 5650*y*z^5 + 6332*y^2*z^5 - 1858*y^3*z^5 - 1170*z^6 + 2598*y*z^6 - 1368*y^2*z^6 + 390*z^7 - 360*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + (((18*I)*Pi*(-1 + y))/(y*z) + (296*y^4 - 592*y^5 + 296*y^6 + 999*y^3*z - 2491*y^4*z + 1449*y^5*z - 53*y^6*z + 1056*y^2*z^2 - 4188*y^3*z^2 + 3212*y^4*z^2 - 128*y^5*z^2 + 926*y*z^3 - 4000*y^2*z^3 + 4268*y^3*z^3 - 288*y^4*z^3 + 210*z^4 - 2704*y*z^4 + 4209*y^2*z^4 - 836*y^3*z^4 - 630*z^5 + 2630*y*z^5 - 1265*y^2*z^5 + 630*z^6 - 852*y*z^6 - 210*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 0, 0, y] + (((6*I)*Pi*(-1 + y))/(y*z) + (-190*y^4 + 380*y^5 - 190*y^6 - 756*y^3*z + 1772*y^4*z - 963*y^5*z - 17*y^6*z - 1098*y^2*z^2 + 3594*y^3*z^2 - 2467*y^4*z^2 - 38*y^5*z^2 - 802*y*z^3 + 4034*y^2*z^3 - 4105*y^3*z^3 + 264*y^4*z^3 - 204*z^4 + 2522*y*z^4 - 4407*y^2*z^4 + 1060*y^3*z^4 + 624*z^5 - 2626*y*z^5 + 1471*y^2*z^5 - 630*z^6 + 906*y*z^6 + 210*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, y] + (24*(-1 + y)*G[0, 0, 0, 0, y])/(y*z) - (39*(-1 + y)*G[0, 0, 1, 0, y])/(2*y*z) - (34*(-1 + y)*G[0, 1, 0, 0, y])/(y*z) + (15*(-1 + y)*G[0, 1, 1, 0, y])/ (y*z) - (22*(-1 + y)*G[1, 0, 0, 0, y])/(y*z) + (9*(-1 + y)*G[1, 0, 1, 0, y])/(y*z) + (9*(-1 + y)*G[1, 1, 0, 0, y])/ (2*y*z) + ((-1 + y)*G[1, 1, 1, 0, y])/(2*y*z) + (((-39*I)*Pi*(-1 + y))/(y*z) + (218*y^4 - 534*y^5 + 444*y^6 - 128*y^7 + 897*y^3*z - 2302*y^4*z + 1951*y^5*z - 638*y^6*z + 92*y^7*z + 1158*y^2*z^2 - 4080*y^3*z^2 + 4109*y^4*z^2 - 1309*y^5*z^2 + 122*y^6*z^2 + 1352*y*z^3 - 5478*y^2*z^3 + 6411*y^3*z^3 - 2117*y^4*z^3 - 108*y^5*z^3 + 378*z^4 - 4264*y*z^4 + 8014*y^2*z^4 - 4172*y^3*z^4 + 164*y^4*z^4 - 1098*z^5 + 4790*y*z^5 - 4672*y^2*z^5 + 980*y^3*z^5 + 1080*z^6 - 2178*y*z^6 + 978*y^2*z^6 - 360*z^7 + 300*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*Zeta[3]) + G[1, 0, y]*((1441*Pi^4*(-1 + y))/(1440*y*z) - ((I/864)*Pi*(22621*y^2 - 48878*y^3 + 26257*y^4 + 47924*y*z - 157115*y^2*z + 124035*y^3*z + 93595*z^2 - 267352*y*z^2 + 200673*y^2*z^2 - 90823*z^3 + 100123*y*z^3 - 2772*z^4))/ (y*z*(-1 + y + z)*(y + z)^2) + (57391*y^2 - 171273*y^3 + 170373*y^4 - 56491*y^5 + 481190*y*z - 1659541*y^2*z + 2135114*y^3*z - 956763*y^4*z + 721951*z^2 - 2817827*y*z^2 + 4000309*y^2*z^2 - 1900221*y^3*z^2 - 733255*z^3 + 1748720*y*z^3 - 1007041*y^2*z^3 + 11304*z^4 - 7092*y*z^4)/(5184*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + ((I/144)*Pi^3*(-73*y^3 + 2*y^4 + 35*y^5 - 381*y^2*z + 314*y^3*z + 48*y^4*z + 343*y^5*z - 975*y*z^2 + 1524*y^2*z^2 - 301*y^3*z^2 + 1084*y^4*z^2 - 73*z^3 + 1952*y*z^3 - 1273*y^2*z^3 + 1194*y^3*z^3 + 146*z^4 - 1032*y*z^4 + 508*y^2*z^4 - 73*z^5 + 55*y*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-7345*y^3 + 15032*y^4 - 7759*y^5 - 21342*y^2*z + 62369*y^3*z - 47763*y^4*z + 8911*y^5*z - 31929*y*z^2 + 115170*y^2*z^2 - 112396*y^3*z^2 + 36187*y^4*z^2 - 16291*z^3 + 103100*y*z^3 - 142297*y^2*z^3 + 60828*y^3*z^3 + 33626*z^4 - 88122*y*z^4 + 49621*y^2*z^4 - 18217*z^5 + 16951*y*z^5 + 882*z^6))/ (432*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + ((31*Pi^2*(-1 + y))/(12*y*z) - ((I/12)*Pi*(-5*y - 62*y^2 + 49*y^3 - 180*z + 154*y*z - 33*y^2*z + 59*y^3*z + 540*z^2 - 293*y*z^2 + 95*y^2*z^2 - 540*z^3 + 144*y*z^3 + 180*z^4))/ (y^2*(-1 + z)*z*(-1 + y + z)) + (-554*y^3 + 1366*y^4 - 779*y^5 + 551*y^2*z + 2475*y^3*z - 2431*y^4*z + 41*y^5*z + 3007*y*z^2 - 4287*y^2*z^2 - 349*y^3*z^2 - 411*y^4*z^2 + 1704*z^3 - 10922*y*z^3 + 8780*y^2*z^3 - 2310*y^3*z^3 - 5130*z^4 + 12823*y*z^4 - 5044*y^2*z^4 + 5148*z^5 - 4908*y*z^5 - 1722*z^6)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[1, 0, z] + (Pi^2*(-1 + y)*G[1, 1, z])/(2*y*z) + ((-8*Pi^2*(-1 + y))/(3*y*z) + ((I/12)*Pi*(-5*y - 62*y^2 + 49*y^3 - 180*z + 154*y*z - 33*y^2*z + 59*y^3*z + 540*z^2 - 293*y*z^2 + 95*y^2*z^2 - 540*z^3 + 144*y*z^3 + 180*z^4))/(y^2*(-1 + z)*z*(-1 + y + z)) + (554*y^3 - 1366*y^4 + 779*y^5 - 551*y^2*z - 2475*y^3*z + 2431*y^4*z - 41*y^5*z - 3007*y*z^2 + 4287*y^2*z^2 + 349*y^3*z^2 + 411*y^4*z^2 - 1704*z^3 + 10922*y*z^3 - 8780*y^2*z^3 + 2310*y^3*z^3 + 5130*z^4 - 12823*y*z^4 + 5044*y^2*z^4 - 5148*z^5 + 4908*y*z^5 + 1722*z^6)/(72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^2))* G[1, 1 - y, z] + ((53*Pi^2*(-1 + y))/(12*y*z) + ((I/12)*Pi*(-245*y^4 + 490*y^5 - 245*y^6 - 834*y^3*z + 2023*y^4*z - 1119*y^5*z + 2*y^6*z - 897*y^2*z^2 + 3372*y^3*z^2 - 2339*y^4*z^2 - 100*y^5*z^2 - 785*y*z^3 + 3256*y^2*z^3 - 3077*y^3*z^3 - 168*y^4*z^3 - 180*z^4 + 2254*y*z^4 - 3225*y^2*z^4 + 296*y^3*z^4 + 540*z^5 - 2153*y*z^5 + 866*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/(y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (-1810*y^4 + 3818*y^5 - 2008*y^6 - 5397*y^3*z + 13361*y^4*z - 7839*y^5*z + 505*y^6*z - 6678*y^2*z^2 + 20340*y^3*z^2 - 11509*y^4*z^2 - 488*y^5*z^2 - 6436*y*z^3 + 21458*y^2*z^3 - 11998*y^3*z^3 - 4551*y^4*z^3 - 1704*z^4 + 17432*y*z^4 - 16782*y^2*z^4 - 4448*y^3*z^4 + 5130*z^5 - 15610*y*z^5 + 2002*y^2*z^5 - 5148*z^6 + 4614*y*z^6 + 1722*z^7)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, z] + (2*Pi^2*(-1 + y)*G[1 - y, 1, z])/(3*y*z) + ((-9*Pi^2*(-1 + y))/(2*y*z) + (874*y^4 - 1460*y^5 + 586*y^6 + 2934*y^3*z - 5744*y^4*z + 2202*y^5*z + 53*y^6*z + 4017*y^2*z^2 - 10461*y^3*z^2 + 3691*y^4*z^2 + 1175*y^5*z^2 + 3268*y*z^3 - 12176*y^2*z^3 + 6061*y^3*z^3 + 3096*y^4*z^3 + 852*z^4 - 9023*y*z^4 + 9663*y^2*z^4 + 2105*y^3*z^4 - 2565*z^5 + 8251*y*z^5 - 1504*y^2*z^5 + 2574*z^6 - 2496*y*z^6 - 861*z^7)/ (36*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - ((I/12)*Pi*(-239*y^4 + 478*y^5 - 239*y^6 - 843*y^3*z + 2002*y^4*z - 1146*y^5*z + 23*y^6*z - 1005*y^2*z^2 + 3480*y^3*z^2 - 2477*y^4*z^2 + 20*y^5*z^2 - 779*y*z^3 + 3460*y^2*z^3 - 3341*y^3*z^3 + 66*y^4*z^3 - 180*z^4 + 2242*y*z^4 - 3378*y^2*z^4 + 488*y^3*z^4 + 540*z^5 - 2147*y*z^5 + 923*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/(y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, z] - (5*Pi^2*(-1 + y)*G[1 - y, -y, z])/(6*y*z) + ((47*Pi^2*(-1 + y))/(6*y*z) + ((I/6)*Pi*(19*y^4 - 110*y^5 + 73*y^6 + 30*y^3*z - 304*y^4*z + 274*y^5*z - 204*y^2*z^2 - 144*y^3*z^2 + 456*y^4*z^2 + 262*y*z^3 - 392*y^2*z^3 + 544*y^3*z^3 + 81*z^4 - 622*y*z^4 + 541*y^2*z^4 - 180*z^5 + 342*y*z^5 + 90*z^6))/ (y^2*z*(-1 + y + z)*(y + z)^3) + (535*y^4 - 974*y^5 + 427*y^6 + 849*y^3*z - 3379*y^4*z + 1810*y^5*z + 5175*y^2*z^2 - 9399*y^3*z^2 + 4296*y^4*z^2 + 5953*y*z^3 - 15329*y^2*z^3 + 7426*y^3*z^3 + 2106*z^4 - 12121*y*z^4 + 8791*y^2*z^4 - 3786*z^5 + 6000*y*z^5 + 1722*z^6)/(72*y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, 0, z] + ((-17*Pi^2*(-1 + y))/(2*y*z) + (-535*y^4 + 974*y^5 - 427*y^6 - 849*y^3*z + 3379*y^4*z - 1810*y^5*z - 5175*y^2*z^2 + 9399*y^3*z^2 - 4296*y^4*z^2 - 5953*y*z^3 + 15329*y^2*z^3 - 7426*y^3*z^3 - 2106*z^4 + 12121*y*z^4 - 8791*y^2*z^4 + 3786*z^5 - 6000*y*z^5 - 1722*z^6)/ (72*y^2*z*(-1 + y + z)*(y + z)^3) - ((I/6)*Pi*(19*y^4 - 110*y^5 + 73*y^6 + 30*y^3*z - 304*y^4*z + 274*y^5*z - 204*y^2*z^2 - 144*y^3*z^2 + 456*y^4*z^2 + 262*y*z^3 - 392*y^2*z^3 + 544*y^3*z^3 + 81*z^4 - 622*y*z^4 + 541*y^2*z^4 - 180*z^5 + 342*y*z^5 + 90*z^6))/(y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, z] + (5*Pi^2*(-1 + y)*G[-y, -y, z])/(3*y*z) + (((-33*I)*Pi*(-1 + y))/(y*z) + (-116*y^4 + 232*y^5 - 116*y^6 - 378*y^3*z + 940*y^4*z - 529*y^5*z + 11*y^6*z - 353*y^2*z^2 + 1502*y^3*z^2 - 1091*y^4*z^2 - 18*y^5*z^2 - 359*y*z^3 + 1424*y^2*z^3 - 1393*y^3*z^3 - 48*y^4*z^3 - 81*z^4 + 1078*y*z^4 - 1506*y^2*z^4 + 164*y^3*z^4 + 261*z^5 - 1061*y*z^5 + 435*y^2*z^5 - 270*z^6 + 342*y*z^6 + 90*z^7)/(4*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, 0, 0, z] + ((((87*I)/2)*Pi*(-1 + y))/(y*z) + (440*y^4 - 880*y^5 + 440*y^6 + 1392*y^3*z - 3544*y^4*z + 2121*y^5*z - 143*y^6*z + 1296*y^2*z^2 - 5520*y^3*z^2 + 4379*y^4*z^2 - 350*y^5*z^2 + 1088*y*z^3 - 4768*y^2*z^3 + 5147*y^3*z^3 - 384*y^4*z^3 + 216*z^4 - 3136*y*z^4 + 4689*y^2*z^4 - 722*y^3*z^4 - 696*z^5 + 2960*y*z^5 - 1217*y^2*z^5 + 720*z^6 - 912*y*z^6 - 240*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 0, 1 - y, z] + ((((21*I)/2)*Pi*(-1 + y))/(y*z) + (-20*y^4 + 24*y^5 + 3*y^6 - 7*y^7 + 114*y^3*z - 206*y^4*z + 167*y^5*z - 91*y^6*z + 16*y^7*z + 447*y^2*z^2 - 1257*y^3*z^2 + 1237*y^4*z^2 - 533*y^5*z^2 + 106*y^6*z^2 + 529*y*z^3 - 2409*y^2*z^3 + 3297*y^3*z^3 - 1729*y^4*z^3 + 342*y^5*z^3 + 183*z^4 - 1925*y*z^4 + 4133*y^2*z^4 - 3031*y^3*z^4 + 700*y^4*z^4 - 543*z^5 + 2416*y*z^5 - 2741*y^2*z^5 + 868*y^3*z^5 + 540*z^6 - 1170*y*z^6 + 570*y^2*z^6 - 180*z^7 + 150*y*z^7)/ (12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, z] + ((((-21*I)/2)*Pi*(-1 + y))/(y*z) + (20*y^4 - 24*y^5 - 3*y^6 + 7*y^7 - 114*y^3*z + 206*y^4*z - 167*y^5*z + 91*y^6*z - 16*y^7*z - 447*y^2*z^2 + 1257*y^3*z^2 - 1237*y^4*z^2 + 533*y^5*z^2 - 106*y^6*z^2 - 529*y*z^3 + 2409*y^2*z^3 - 3297*y^3*z^3 + 1729*y^4*z^3 - 342*y^5*z^3 - 183*z^4 + 1925*y*z^4 - 4133*y^2*z^4 + 3031*y^3*z^4 - 700*y^4*z^4 + 543*z^5 - 2416*y*z^5 + 2741*y^2*z^5 - 868*y^3*z^5 - 540*z^6 + 1170*y*z^6 - 570*y^2*z^6 + 180*z^7 - 150*y*z^7)/ (12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 1 - y, z] + (((21*I)*Pi*(-1 + y))/(y*z) + (-191*y^4 + 573*y^5 - 573*y^6 + 191*y^7 - 774*y^3*z + 2455*y^4*z - 2413*y^5*z + 671*y^6*z + 61*y^7*z - 1071*y^2*z^2 + 4395*y^3*z^2 - 4910*y^4*z^2 + 1180*y^5*z^2 + 406*y^6*z^2 - 983*y*z^3 + 4983*y^2*z^3 - 6918*y^3*z^3 + 2228*y^4*z^3 + 660*y^5*z^3 - 264*z^4 + 3274*y*z^4 - 7102*y^2*z^4 + 4118*y^3*z^4 - 86*y^4*z^4 + 804*z^5 - 3833*y*z^5 + 4102*y^2*z^5 - 1073*y^3*z^5 - 810*z^6 + 1782*y*z^6 - 912*y^2*z^6 + 270*z^7 - 240*y*z^7)/ (12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1 - y, 0, z] + (((-21*I)*Pi*(-1 + y))/(y*z) + (196*y^4 - 588*y^5 + 588*y^6 - 196*y^7 + 780*y^3*z - 2498*y^4*z + 2516*y^5*z - 778*y^6*z - 20*y^7*z + 1089*y^2*z^2 - 4443*y^3*z^2 + 5086*y^4*z^2 - 1490*y^5*z^2 - 242*y^6*z^2 + 907*y*z^3 - 4791*y^2*z^3 + 6852*y^3*z^3 - 2500*y^4*z^3 - 438*y^5*z^3 + 237*z^4 - 2975*y*z^4 + 6575*y^2*z^4 - 3925*y^3*z^4 + 148*y^4*z^4 - 717*z^5 + 3436*y*z^5 - 3671*y^2*z^5 + 952*y^3*z^5 + 720*z^6 - 1578*y*z^6 + 798*y^2*z^6 - 240*z^7 + 210*y*z^7)/ (12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1 - y, 1 - y, z] + (((15*I)*Pi*(-1 + y))/(y*z) + (-5*y^4 + 23*y^5 - 29*y^6 + 11*y^7 - 26*y^3*z + 90*y^4*z - 124*y^5*z + 80*y^6*z - 20*y^7*z + 7*y^2*z^2 + 100*y^3*z^2 - 270*y^4*z^2 + 232*y^5*z^2 - 69*y^6*z^2 - 137*y*z^3 + 408*y^2*z^3 - 572*y^3*z^3 + 437*y^4*z^3 - 131*y^5*z^3 - 44*z^4 + 519*y*z^4 - 1044*y^2*z^4 + 813*y^3*z^4 - 234*y^4*z^4 + 144*z^5 - 676*y*z^5 + 838*y^2*z^5 - 306*y^3*z^5 - 150*z^6 + 349*y*z^6 - 209*y^2*z^6 + 50*z^7 - 55*y*z^7)/(2*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, -y, 0, z] + (((-15*I)*Pi*(-1 + y))/(y*z) + (5*y^4 - 23*y^5 + 29*y^6 - 11*y^7 + 26*y^3*z - 90*y^4*z + 124*y^5*z - 80*y^6*z + 20*y^7*z - 7*y^2*z^2 - 100*y^3*z^2 + 270*y^4*z^2 - 232*y^5*z^2 + 69*y^6*z^2 + 137*y*z^3 - 408*y^2*z^3 + 572*y^3*z^3 - 437*y^4*z^3 + 131*y^5*z^3 + 44*z^4 - 519*y*z^4 + 1044*y^2*z^4 - 813*y^3*z^4 + 234*y^4*z^4 - 144*z^5 + 676*y*z^5 - 838*y^2*z^5 + 306*y^3*z^5 + 150*z^6 - 349*y*z^6 + 209*y^2*z^6 - 50*z^7 + 55*y*z^7)/(2*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, -y, 1 - y, z] + (((15*I)*Pi*(-1 + y))/(y*z) + (22*y - 44*y^2 + 22*y^3 - 165*z + 115*y*z - 42*y^2*z + 32*y^3*z + 495*z^2 - 296*y*z^2 + 86*y^2*z^2 - 495*z^3 + 159*y*z^3 + 165*z^4)/ (6*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 0, 0, z] + ((((-27*I)/2)*Pi*(-1 + y))/(y*z) + (-22*y + 44*y^2 - 22*y^3 + 150*z - 103*y*z + 30*y^2*z - 23*y^3*z - 450*z^2 + 272*y*z^2 - 74*y^2*z^2 + 450*z^3 - 147*y*z^3 - 150*z^4)/(6*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 0, 1 - y, z] + (((-6*I)*Pi*(-1 + y))/(y*z) + (9*y - 18*y^2 + 9*y^3 - 15*z + 3*y*z + 11*y^2*z + 3*y^3*z + 45*z^2 - 33*y*z^2 + 7*y^2*z^2 - 45*z^3 + 21*y*z^3 + 15*z^4)/ (2*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 1, 0, z] + (((6*I)*Pi*(-1 + y))/(y*z) + (-9*y + 18*y^2 - 9*y^3 + 15*z - 3*y*z - 11*y^2*z - 3*y^3*z - 45*z^2 + 33*y*z^2 - 7*y^2*z^2 + 45*z^3 - 21*y*z^3 - 15*z^4)/(2*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 1, 1 - y, z] + ((((-27*I)/2)*Pi*(-1 + y))/(y*z) + (-20*y + 16*y^2 - 2*y^3 + 165*z - 146*y*z + 84*y^2*z - 25*y^3*z - 495*z^2 + 352*y*z^2 - 100*y^2*z^2 + 495*z^3 - 186*y*z^3 - 165*z^4)/ (6*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 1 - y, 0, z] + (((12*I)*Pi*(-1 + y))/(y*z) + (10*y - 8*y^2 + y^3 - 75*z + 67*y*z - 36*y^2*z + 8*y^3*z + 225*z^2 - 164*y*z^2 + 44*y^2*z^2 - 225*z^3 + 87*y*z^3 + 75*z^4)/(3*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 1 - y, 1 - y, z] + ((((3*I)/2)*Pi*(-1 + y))/(y*z) + (244*y^4 - 488*y^5 + 244*y^6 + 882*y^3*z - 2114*y^4*z + 1179*y^5*z - y^6*z + 1092*y^2*z^2 - 3840*y^3*z^2 + 2701*y^4*z^2 + 38*y^5*z^2 + 856*y*z^3 - 3968*y^2*z^3 + 3955*y^3*z^3 - 102*y^4*z^3 + 204*z^4 - 2576*y*z^4 + 4131*y^2*z^4 - 754*y^3*z^4 - 624*z^5 + 2572*y*z^5 - 1255*y^2*z^5 + 630*z^6 - 852*y*z^6 - 210*z^7)/(12*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1 - y, 0, 0, z] + (((-12*I)*Pi*(-1 + y))/(y*z) + (-257*y^4 + 514*y^5 - 257*y^6 - 891*y^3*z + 2194*y^4*z - 1287*y^5*z + 32*y^6*z - 1041*y^2*z^2 + 3834*y^3*z^2 - 2912*y^4*z^2 + 98*y^5*z^2 - 779*y*z^3 + 3730*y^2*z^3 - 3980*y^3*z^3 + 300*y^4*z^3 - 174*z^4 + 2308*y*z^4 - 3825*y^2*z^4 + 812*y^3*z^4 + 534*z^5 - 2267*y*z^5 + 1136*y^2*z^5 - 540*z^6 + 738*y*z^6 + 180*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1 - y, 0, 1 - y, z] + (((-3*I)*Pi*(-1 + y))/(y*z) + (11*y^4 - 57*y^5 + 75*y^6 - 29*y^7 - 6*y^3*z - 115*y^4*z + 178*y^5*z - 5*y^6*z - 52*y^7*z - 99*y^2*z^2 + 135*y^3*z^2 - 67*y^4*z^2 + 263*y^5*z^2 - 232*y^6*z^2 - 79*y*z^3 + 411*y^2*z^3 - 591*y^3*z^3 + 613*y^4*z^3 - 384*y^5*z^3 - 30*z^4 + 308*y*z^4 - 677*y^2*z^4 + 619*y^3*z^4 - 280*y^4*z^4 + 90*z^5 - 379*y*z^5 + 365*y^2*z^5 - 76*y^3*z^5 - 90*z^6 + 150*y*z^6 + 30*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1 - y, 1, 0, z] + (((3*I)*Pi*(-1 + y))/(y*z) + (-11*y^4 + 57*y^5 - 75*y^6 + 29*y^7 + 6*y^3*z + 115*y^4*z - 178*y^5*z + 5*y^6*z + 52*y^7*z + 99*y^2*z^2 - 135*y^3*z^2 + 67*y^4*z^2 - 263*y^5*z^2 + 232*y^6*z^2 + 79*y*z^3 - 411*y^2*z^3 + 591*y^3*z^3 - 613*y^4*z^3 + 384*y^5*z^3 + 30*z^4 - 308*y*z^4 + 677*y^2*z^4 - 619*y^3*z^4 + 280*y^4*z^4 - 90*z^5 + 379*y*z^5 - 365*y^2*z^5 + 76*y^3*z^5 + 90*z^6 - 150*y*z^6 - 30*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1 - y, 1, 1 - y, z] + (((-3*I)*Pi*(-1 + y))/(y*z) + (60*y^4 - 180*y^5 + 180*y^6 - 60*y^7 + 261*y^3*z - 824*y^4*z + 845*y^5*z - 270*y^6*z - 12*y^7*z + 408*y^2*z^2 - 1614*y^3*z^2 + 1917*y^4*z^2 - 657*y^5*z^2 - 54*y^6*z^2 + 330*y*z^3 - 1812*y^2*z^3 + 2769*y^3*z^3 - 1269*y^4*z^3 - 8*y^5*z^3 + 90*z^4 - 1112*y*z^4 + 2594*y^2*z^4 - 1812*y^3*z^4 + 260*y^4*z^4 - 270*z^5 + 1314*y*z^5 - 1512*y^2*z^5 + 468*y^3*z^5 + 270*z^6 - 612*y*z^6 + 322*y^2*z^6 - 90*z^7 + 80*y*z^7)/(4*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 0, z] + (((3*I)*Pi*(-1 + y))/(y*z) + (-151*y^4 + 453*y^5 - 453*y^6 + 151*y^7 - 675*y^3*z + 2117*y^4*z - 2168*y^5*z + 697*y^6*z + 29*y^7*z - 1089*y^2*z^2 + 4257*y^3*z^2 - 5047*y^4*z^2 + 1763*y^5*z^2 + 116*y^6*z^2 - 871*y*z^3 + 4827*y^2*z^3 - 7419*y^3*z^3 + 3481*y^4*z^3 - 48*y^5*z^3 - 240*z^4 + 2954*y*z^4 - 6938*y^2*z^4 + 4924*y^3*z^4 - 760*y^4*z^4 + 720*z^5 - 3505*y*z^5 + 4052*y^2*z^5 - 1267*y^3*z^5 - 720*z^6 + 1632*y*z^6 - 852*y^2*z^6 + 240*z^7 - 210*y*z^7)/ (12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 1 - y, z] + (((12*I)*Pi*(-1 + y))/(y*z) + (-47*y^4 + 117*y^5 - 99*y^6 + 29*y^7 - 177*y^3*z + 481*y^4*z - 481*y^5*z + 233*y^6*z - 56*y^7*z - 204*y^2*z^2 + 780*y^3*z^2 - 989*y^4*z^2 + 601*y^5*z^2 - 188*y^6*z^2 - 236*y*z^3 + 966*y^2*z^3 - 1305*y^3*z^3 + 797*y^4*z^3 - 237*y^5*z^3 - 63*z^4 + 733*y*z^4 - 1423*y^2*z^4 + 911*y^3*z^4 - 188*y^4*z^4 + 183*z^5 - 806*y*z^5 + 805*y^2*z^5 - 182*y^3*z^5 - 180*z^6 + 354*y*z^6 - 144*y^2*z^6 + 60*z^7 - 45*y*z^7)/(6*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1 - y, -y, 0, z] + (((-12*I)*Pi*(-1 + y))/(y*z) + (47*y^4 - 117*y^5 + 99*y^6 - 29*y^7 + 177*y^3*z - 481*y^4*z + 481*y^5*z - 233*y^6*z + 56*y^7*z + 204*y^2*z^2 - 780*y^3*z^2 + 989*y^4*z^2 - 601*y^5*z^2 + 188*y^6*z^2 + 236*y*z^3 - 966*y^2*z^3 + 1305*y^3*z^3 - 797*y^4*z^3 + 237*y^5*z^3 + 63*z^4 - 733*y*z^4 + 1423*y^2*z^4 - 911*y^3*z^4 + 188*y^4*z^4 - 183*z^5 + 806*y*z^5 - 805*y^2*z^5 + 182*y^3*z^5 + 180*z^6 - 354*y*z^6 + 144*y^2*z^6 - 60*z^7 + 45*y*z^7)/(6*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, -y, 1 - y, z] + (((18*I)*Pi*(-1 + y))/(y*z) + (-38*y^4 + 196*y^5 - 128*y^6 - 27*y^3*z + 455*y^4*z - 428*y^5*z + 507*y^2*z^2 - 87*y^3*z^2 - 582*y^4*z^2 - 425*y*z^3 + 337*y^2*z^3 - 608*y^3*z^3 - 129*z^4 + 983*y*z^4 - 692*y^2*z^4 + 300*z^5 - 516*y*z^5 - 150*z^6)/(12*y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, 0, 0, z] + (((-15*I)*Pi*(-1 + y))/(y*z) + (5*y^4 - 30*y^5 + 20*y^6 - y^3*z - 66*y^4*z + 67*y^5*z - 88*y^2*z^2 + 30*y^3*z^2 + 88*y^4*z^2 + 56*y*z^3 - 23*y^2*z^3 + 82*y^3*z^3 + 17*z^4 - 129*y*z^4 + 88*y^2*z^4 - 40*z^5 + 67*y*z^5 + 20*z^6)/(2*y^2*z*(-1 + y + z)*(y + z)^3))*G[-y, 0, 1 - y, z] + (((-9*I)*Pi*(-1 + y))/(y*z) + (-16*y^4 - 16*y^5 + 20*y^6 - 57*y^3*z - 5*y^4*z + 62*y^5*z - 225*y^2*z^2 + 141*y^3*z^2 + 138*y^4*z^2 + 227*y*z^3 - 277*y^2*z^3 + 332*y^3*z^3 + 81*z^4 - 587*y*z^4 + 488*y^2*z^4 - 180*z^5 + 342*y*z^5 + 90*z^6)/(12*y^2*z*(-1 + y + z)* (y + z)^3))*G[-y, 1 - y, 0, z] + (((6*I)*Pi*(-1 + y))/(y*z) + (4*y^4 - 2*y^6 + 15*y^3*z - 9*y^4*z - 6*y^5*z + 41*y^2*z^2 - 39*y^3*z^2 - 14*y^4*z^2 - 23*y*z^3 + 13*y^2*z^3 - 36*y^3*z^3 - 9*z^4 + 63*y*z^4 - 54*y^2*z^4 + 20*z^5 - 38*y*z^5 - 10*z^6)/ (2*y^2*z*(-1 + y + z)*(y + z)^3))*G[-y, 1 - y, 1 - y, z] + (((-24*I)*Pi*(-1 + y))/(y*z) + (22*y^4 - 164*y^5 + 112*y^6 - 39*y^3*z - 337*y^4*z + 376*y^5*z - 549*y^2*z^2 + 273*y^3*z^2 + 474*y^4*z^2 + 247*y*z^3 + 61*y^2*z^3 + 376*y^3*z^3 + 75*z^4 - 565*y*z^4 + 364*y^2*z^4 - 180*z^5 + 288*y*z^5 + 90*z^6)/ (6*y^2*z*(-1 + y + z)*(y + z)^3))*G[-y, -y, 0, z] + (((24*I)*Pi*(-1 + y))/(y*z) + (-22*y^4 + 164*y^5 - 112*y^6 + 39*y^3*z + 337*y^4*z - 376*y^5*z + 549*y^2*z^2 - 273*y^3*z^2 - 474*y^4*z^2 - 247*y*z^3 - 61*y^2*z^3 - 376*y^3*z^3 - 75*z^4 + 565*y*z^4 - 364*y^2*z^4 + 180*z^5 - 288*y*z^5 - 90*z^6)/ (6*y^2*z*(-1 + y + z)*(y + z)^3))*G[-y, -y, 1 - y, z] + (57*(-1 + y)*G[0, 0, 0, 0, z])/(2*y*z) - (50*(-1 + y)*G[0, 0, 0, 1 - y, z])/(y*z) - (19*(-1 + y)*G[0, 0, 1, 0, z])/(2*y*z) + (19*(-1 + y)*G[0, 0, 1, 1 - y, z])/(2*y*z) - (55*(-1 + y)*G[0, 0, 1 - y, 0, z])/(2*y*z) + (65*(-1 + y)*G[0, 0, 1 - y, 1 - y, z])/(2*y*z) - (12*(-1 + y)*G[0, 0, -y, 0, z])/(y*z) + (12*(-1 + y)*G[0, 0, -y, 1 - y, z])/(y*z) - (15*(-1 + y)*G[0, 1, 0, 0, z])/(y*z) + (14*(-1 + y)*G[0, 1, 0, 1 - y, z])/(y*z) + (3*(-1 + y)*G[0, 1, 1, 0, z])/(y*z) - (3*(-1 + y)*G[0, 1, 1, 1 - y, z])/(y*z) + (12*(-1 + y)*G[0, 1, 1 - y, 0, z])/(y*z) - (11*(-1 + y)*G[0, 1, 1 - y, 1 - y, z])/(y*z) - (29*(-1 + y)*G[0, 1 - y, 0, 0, z])/(2*y*z) + (22*(-1 + y)*G[0, 1 - y, 0, 1 - y, z])/(y*z) + (15*(-1 + y)*G[0, 1 - y, 1, 0, z])/(2*y*z) - (15*(-1 + y)*G[0, 1 - y, 1, 1 - y, z])/(2*y*z) + (29*(-1 + y)*G[0, 1 - y, 1 - y, 0, z])/(2*y*z) - (13*(-1 + y)*G[0, 1 - y, 1 - y, 1 - y, z])/(y*z) - (8*(-1 + y)*G[0, 1 - y, -y, 0, z])/(y*z) + (8*(-1 + y)*G[0, 1 - y, -y, 1 - y, z])/(y*z) - (13*(-1 + y)*G[0, -y, 0, 0, z])/(y*z) + (13*(-1 + y)*G[0, -y, 0, 1 - y, z])/(y*z) + (5*(-1 + y)*G[0, -y, 1 - y, 0, z])/(y*z) - (5*(-1 + y)*G[0, -y, 1 - y, 1 - y, z])/(y*z) + (22*(-1 + y)*G[0, -y, -y, 0, z])/(y*z) - (22*(-1 + y)*G[0, -y, -y, 1 - y, z])/(y*z) - (35*(-1 + y)*G[1, 0, 0, 0, z])/(2*y*z) + (33*(-1 + y)*G[1, 0, 0, 1 - y, z])/(2*y*z) + ((-1 + y)*G[1, 0, 1, 0, z])/(2*y*z) + ((1 - y)*G[1, 0, 1, 1 - y, z])/ (2*y*z) + (14*(-1 + y)*G[1, 0, 1 - y, 0, z])/(y*z) - (12*(-1 + y)*G[1, 0, 1 - y, 1 - y, z])/(y*z) - (3*(-1 + y)*G[1, 0, -y, 0, z])/(y*z) + (3*(-1 + y)*G[1, 0, -y, 1 - y, z])/(y*z) + (6*(-1 + y)*G[1, 1, 0, 0, z])/(y*z) - (5*(-1 + y)*G[1, 1, 0, 1 - y, z])/(y*z) + (4*(-1 + y)*G[1, 1, 1, 0, z])/(y*z) - (4*(-1 + y)*G[1, 1, 1, 1 - y, z])/(y*z) - (3*(-1 + y)*G[1, 1, 1 - y, 0, z])/(y*z) + (2*(-1 + y)*G[1, 1, 1 - y, 1 - y, z])/(y*z) + (27*(-1 + y)*G[1, 1 - y, 0, 0, z])/(2*y*z) - (25*(-1 + y)*G[1, 1 - y, 0, 1 - y, z])/(2*y*z) - (9*(-1 + y)*G[1, 1 - y, 1, 0, z])/(2*y*z) + (9*(-1 + y)*G[1, 1 - y, 1, 1 - y, z])/(2*y*z) - (12*(-1 + y)*G[1, 1 - y, 1 - y, 0, z])/(y*z) + (10*(-1 + y)*G[1, 1 - y, 1 - y, 1 - y, z])/(y*z) - (3*(-1 + y)*G[1, 1 - y, -y, 0, z])/(y*z) + (3*(-1 + y)*G[1, 1 - y, -y, 1 - y, z])/(y*z) + (2*(-1 + y)*G[1 - y, 0, 0, 0, z])/(y*z) + (29*(-1 + y)*G[1 - y, 0, 0, 1 - y, z])/(2*y*z) + (7*(-1 + y)*G[1 - y, 0, 1, 0, z])/(y*z) - (7*(-1 + y)*G[1 - y, 0, 1, 1 - y, z])/(y*z) + (15*(-1 + y)*G[1 - y, 0, 1 - y, 0, z])/(2*y*z) - (13*(-1 + y)*G[1 - y, 0, 1 - y, 1 - y, z])/(y*z) - (11*(-1 + y)*G[1 - y, 0, -y, 0, z])/(y*z) + (11*(-1 + y)*G[1 - y, 0, -y, 1 - y, z])/(y*z) + (10*(-1 + y)*G[1 - y, 1, 0, 0, z])/(y*z) - (9*(-1 + y)*G[1 - y, 1, 0, 1 - y, z])/(y*z) + ((1 - y)*G[1 - y, 1, 1, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1, 1, 1 - y, z])/(y*z) - (11*(-1 + y)*G[1 - y, 1, 1 - y, 0, z])/(y*z) + (10*(-1 + y)*G[1 - y, 1, 1 - y, 1 - y, z])/(y*z) + ((-1 + y)*G[1 - y, 1 - y, 0, 0, z])/(2*y*z) - (4*(-1 + y)*G[1 - y, 1 - y, 0, 1 - y, z])/(y*z) + ((1 - y)*G[1 - y, 1 - y, 1, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1 - y, 1, 1 - y, z])/(y*z) + ((1 - y)*G[1 - y, 1 - y, 1 - y, 0, z])/(y*z) + ((-1 + y)*G[1 - y, 1 - y, 1 - y, 1 - y, z])/(y*z) + (4*(-1 + y)*G[1 - y, 1 - y, -y, 0, z])/(y*z) - (4*(-1 + y)*G[1 - y, 1 - y, -y, 1 - y, z])/(y*z) - (12*(-1 + y)*G[1 - y, -y, 0, 0, z])/(y*z) + (11*(-1 + y)*G[1 - y, -y, 0, 1 - y, z])/(y*z) + (5*(-1 + y)*G[1 - y, -y, 1 - y, 0, z])/(y*z) - (4*(-1 + y)*G[1 - y, -y, 1 - y, 1 - y, z])/(y*z) + (20*(-1 + y)*G[1 - y, -y, -y, 0, z])/(y*z) - (20*(-1 + y)*G[1 - y, -y, -y, 1 - y, z])/(y*z) - (17*(-1 + y)*G[-y, 0, 0, 0, z])/(y*z) + (16*(-1 + y)*G[-y, 0, 0, 1 - y, z])/(y*z) + ((1 - y)*G[-y, 0, 1, 0, z])/(y*z) + ((-1 + y)*G[-y, 0, 1, 1 - y, z])/ (y*z) + (7*(-1 + y)*G[-y, 0, 1 - y, 0, z])/(y*z) - (5*(-1 + y)*G[-y, 0, 1 - y, 1 - y, z])/(y*z) + (22*(-1 + y)*G[-y, 0, -y, 0, z])/(y*z) - (22*(-1 + y)*G[-y, 0, -y, 1 - y, z])/(y*z) + (6*(-1 + y)*G[-y, 1 - y, 0, 0, z])/(y*z) - (6*(-1 + y)*G[-y, 1 - y, 0, 1 - y, z])/(y*z) + ((1 - y)*G[-y, 1 - y, 1, 0, z])/(y*z) + ((-1 + y)*G[-y, 1 - y, 1, 1 - y, z])/(y*z) - (3*(-1 + y)*G[-y, 1 - y, 1 - y, 0, z])/(y*z) + (2*(-1 + y)*G[-y, 1 - y, 1 - y, 1 - y, z])/(y*z) + (6*(-1 + y)*G[-y, 1 - y, -y, 0, z])/(y*z) - (6*(-1 + y)*G[-y, 1 - y, -y, 1 - y, z])/(y*z) + (24*(-1 + y)*G[-y, -y, 0, 0, z])/(y*z) - (22*(-1 + y)*G[-y, -y, 0, 1 - y, z])/(y*z) - (10*(-1 + y)*G[-y, -y, 1 - y, 0, z])/(y*z) + (8*(-1 + y)*G[-y, -y, 1 - y, 1 - y, z])/(y*z) - (40*(-1 + y)*G[-y, -y, -y, 0, z])/(y*z) + (40*(-1 + y)*G[-y, -y, -y, 1 - y, z])/(y*z) + ((((-45*I)/2)*Pi*(-1 + y))/(y*z) + (1874*y^4 - 5406*y^5 + 5244*y^6 - 1712*y^7 + 5694*y^3*z - 20164*y^4*z + 25498*y^5*z - 13226*y^6*z + 2306*y^7*z + 5163*y^2*z^2 - 27453*y^3*z^2 + 47696*y^4*z^2 - 34360*y^5*z^2 + 9170*y^6*z^2 + 3305*y*z^3 - 20565*y^2*z^3 + 44970*y^3*z^3 - 41978*y^4*z^3 + 14268*y^5*z^3 + 477*z^4 - 9427*y*z^4 + 26809*y^2*z^4 - 29459*y^3*z^4 + 11384*y^4*z^4 - 1557*z^5 + 9416*y*z^5 - 13621*y^2*z^5 + 5654*y^3*z^5 + 1620*z^6 - 3834*y*z^6 + 2214*y^2*z^6 - 540*z^7 + 540*y*z^7)/ (36*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*Zeta[3]) + G[0, 1, z]*((-877*Pi^4*(-1 + y))/(720*y*z) + ((I/36)*Pi^3*(-158*y^3 + 136*y^4 - 23*y^5 - 501*y^2*z + 751*y^3*z - 318*y^4*z + 77*y^5*z - 600*y*z^2 + 1536*y^2*z^2 - 1001*y^3*z^2 + 344*y^4*z^2 - 158*z^3 + 1336*y*z^3 - 1397*y^2*z^3 + 570*y^3*z^3 + 316*z^4 - 849*y*z^4 + 416*y^2*z^4 - 158*z^5 + 113*y*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(442*y^3 + 268*y^4 - 674*y^5 + 1587*y^2*z + 441*y^3*z - 1819*y^4*z + 169*y^5*z + 594*y*z^2 - 327*y^2*z^2 - 2949*y^3*z^2 - 631*y^4*z^2 + 469*y^5*z^2 + 874*z^3 + 574*y*z^3 - 5372*y^2*z^3 - 514*y^3*z^3 + 2074*y^4*z^3 - 1776*z^4 - 4999*y*z^4 + 4414*y^2*z^4 + 2472*y^3*z^4 - 6*z^5 + 5972*y*z^5 - 338*y^2*z^5 + 1844*z^6 - 2141*y*z^6 - 936*z^7))/(432*y*(-1 + z)^2*z*(-1 + y + z)* (y + z)^3) - (7*Pi^2*(-1 + y)*G[1, 0, y])/(4*y*z) + (3*Pi^2*(-1 + y)*G[1, 1, y])/(2*y*z) + ((((21*I)/2)*Pi*(-1 + y))/(y*z) + (-20*y^4 + 24*y^5 + 3*y^6 - 7*y^7 + 114*y^3*z - 206*y^4*z + 167*y^5*z - 91*y^6*z + 16*y^7*z + 447*y^2*z^2 - 1257*y^3*z^2 + 1237*y^4*z^2 - 533*y^5*z^2 + 106*y^6*z^2 + 529*y*z^3 - 2409*y^2*z^3 + 3297*y^3*z^3 - 1729*y^4*z^3 + 342*y^5*z^3 + 183*z^4 - 1925*y*z^4 + 4133*y^2*z^4 - 3031*y^3*z^4 + 700*y^4*z^4 - 543*z^5 + 2416*y*z^5 - 2741*y^2*z^5 + 868*y^3*z^5 + 540*z^6 - 1170*y*z^6 + 570*y^2*z^6 - 180*z^7 + 150*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + ((((-21*I)/2)*Pi*(-1 + y))/(y*z) + (20*y^4 - 24*y^5 - 3*y^6 + 7*y^7 - 114*y^3*z + 206*y^4*z - 167*y^5*z + 91*y^6*z - 16*y^7*z - 447*y^2*z^2 + 1257*y^3*z^2 - 1237*y^4*z^2 + 533*y^5*z^2 - 106*y^6*z^2 - 529*y*z^3 + 2409*y^2*z^3 - 3297*y^3*z^3 + 1729*y^4*z^3 - 342*y^5*z^3 - 183*z^4 + 1925*y*z^4 - 4133*y^2*z^4 + 3031*y^3*z^4 - 700*y^4*z^4 + 543*z^5 - 2416*y*z^5 + 2741*y^2*z^5 - 868*y^3*z^5 - 540*z^6 + 1170*y*z^6 - 570*y^2*z^6 + 180*z^7 - 150*y*z^7)/ (12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, y] - (12*(-1 + y)*G[0, 0, 1, 0, y])/(y*z) - (19*(-1 + y)*G[0, 1, 0, 0, y])/(2*y*z) + (11*(-1 + y)*G[0, 1, 1, 0, y])/(y*z) + (10*(-1 + y)*G[1, 0, 1, 0, y])/ (y*z) + (19*(-1 + y)*G[1, 1, 0, 0, y])/(2*y*z) - (9*(-1 + y)*G[1, 1, 1, 0, y])/(y*z) + ((((9*I)/2)*Pi*(-1 + y))/(y*z) + (52*y^4 - 176*y^5 + 191*y^6 - 67*y^7 + 104*y^3*z - 642*y^4*z + 1136*y^5*z - 751*y^6*z + 153*y^7*z + 15*y^2*z^2 - 633*y^3*z^2 + 2156*y^4*z^2 - 2444*y^5*z^2 + 1017*y^6*z^2 - 111*y^7*z^2 - 131*y*z^3 + 277*y^2*z^3 + 1046*y^3*z^3 - 2964*y^4*z^3 + 2306*y^5*z^3 - 575*y^6*z^3 + 31*y^7*z^3 - 61*z^4 + 813*y*z^4 - 1555*y^2*z^4 - 87*y^3*z^4 + 1746*y^4*z^4 - 986*y^5*z^4 + 130*y^6*z^4 + 303*z^5 - 1993*y*z^5 + 3043*y^2*z^5 - 1155*y^3*z^5 - 332*y^4*z^5 + 164*y^5*z^5 - 603*z^6 + 2461*y*z^6 - 2782*y^2*z^6 + 952*y^3*z^6 - 28*y^4*z^6 + 601*z^7 - 1590*y*z^7 + 1192*y^2*z^7 - 233*y^3*z^7 - 300*z^8 + 490*y*z^8 - 190*y^2*z^8 + 60*z^9 - 50*y*z^9)/(4*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3))* Zeta[3]) + G[-y, z]*((Pi^2*(1 - y)*G[0, 0, 1, y])/(3*y*z) + ((-17*Pi^2*(-1 + y))/(2*y*z) + (-535*y^4 + 974*y^5 - 427*y^6 - 849*y^3*z + 3379*y^4*z - 1810*y^5*z - 5175*y^2*z^2 + 9399*y^3*z^2 - 4296*y^4*z^2 - 5953*y*z^3 + 15329*y^2*z^3 - 7426*y^3*z^3 - 2106*z^4 + 12121*y*z^4 - 8791*y^2*z^4 + 3786*z^5 - 6000*y*z^5 - 1722*z^6)/(72*y^2*z*(-1 + y + z)*(y + z)^3) - ((I/6)*Pi*(19*y^4 - 110*y^5 + 73*y^6 + 30*y^3*z - 304*y^4*z + 274*y^5*z - 204*y^2*z^2 - 144*y^3*z^2 + 456*y^4*z^2 + 262*y*z^3 - 392*y^2*z^3 + 544*y^3*z^3 + 81*z^4 - 622*y*z^4 + 541*y^2*z^4 - 180*z^5 + 342*y*z^5 + 90*z^6))/(y^2*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + (Pi^2*(1 - y)*G[1, 0, 0, y])/(y*z) + (4*Pi^2*(-1 + y)*G[1, 0, 1, y])/(3*y*z) + ((-17*Pi^2*(-1 + y))/(2*y*z) + (-535*y^4 + 974*y^5 - 427*y^6 - 849*y^3*z + 3379*y^4*z - 1810*y^5*z - 5175*y^2*z^2 + 9399*y^3*z^2 - 4296*y^4*z^2 - 5953*y*z^3 + 15329*y^2*z^3 - 7426*y^3*z^3 - 2106*z^4 + 12121*y*z^4 - 8791*y^2*z^4 + 3786*z^5 - 6000*y*z^5 - 1722*z^6)/(72*y^2*z*(-1 + y + z)*(y + z)^3) - ((I/6)*Pi*(19*y^4 - 110*y^5 + 73*y^6 + 30*y^3*z - 304*y^4*z + 274*y^5*z - 204*y^2*z^2 - 144*y^3*z^2 + 456*y^4*z^2 + 262*y*z^3 - 392*y^2*z^3 + 544*y^3*z^3 + 81*z^4 - 622*y*z^4 + 541*y^2*z^4 - 180*z^5 + 342*y*z^5 + 90*z^6))/(y^2*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, y] - (5*Pi^2*(-1 + y)*G[1, 1, 1, y])/(6*y*z) + (((6*I)*Pi*(-1 + y))/(y*z) + (-2*y^4 + 28*y^5 - 20*y^6 + 57*y^3*z - 29*y^4*z - 28*y^5*z + 263*y^2*z^2 - 403*y^3*z^2 + 98*y^4*z^2 + 43*y*z^3 - 451*y^2*z^3 + 272*y^3*z^3 + 15*z^4 - 125*y*z^4 + 248*y^2*z^4 - 20*z^5 + 92*y*z^5 + 10*z^6)/(4*y^2*z*(-1 + y + z)* (y + z)^3))*G[0, 0, 1, 0, y] + (((-18*I)*Pi*(-1 + y))/(y*z) + (38*y^4 - 244*y^5 + 164*y^6 + 93*y^3*z - 761*y^4*z + 668*y^5*z - 309*y^2*z^2 - 663*y^3*z^2 + 1242*y^4*z^2 + 623*y*z^3 - 1231*y^2*z^3 + 1568*y^3*z^3 + 195*z^4 - 1505*y*z^4 + 1472*y^2*z^4 - 420*z^5 + 852*y*z^5 + 210*z^6)/ (12*y^2*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, 0, y] + (((3*I)*Pi*(-1 + y))/(y*z) + (16*y^4 - 20*y^5 + 7*y^6 + 78*y^3*z - 133*y^4*z + 55*y^5*z + 183*y^2*z^2 - 351*y^3*z^2 + 150*y^4*z^2 + 25*y*z^3 - 284*y^2*z^3 + 190*y^3*z^3 + 3*z^4 - 46*y*z^4 + 115*y^2*z^4 + 27*y*z^5)/(6*y^2*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 1, 0, y] + (((-15*I)*Pi*(-1 + y))/(y*z) + (10*y^4 - 68*y^5 + 46*y^6 + 9*y^3*z - 183*y^4*z + 174*y^5*z - 143*y^2*z^2 - 65*y^3*z^2 + 286*y^4*z^2 + 145*y*z^3 - 195*y^2*z^3 + 324*y^3*z^3 + 45*z^4 - 345*y*z^4 + 306*y^2*z^4 - 100*z^5 + 190*y*z^5 + 50*z^6)/(4*y^2*z*(-1 + y + z)*(y + z)^3))* G[1, 0, 1, 0, y] + (((-18*I)*Pi*(-1 + y))/(y*z) + (38*y^4 - 244*y^5 + 164*y^6 + 93*y^3*z - 761*y^4*z + 668*y^5*z - 309*y^2*z^2 - 663*y^3*z^2 + 1242*y^4*z^2 + 623*y*z^3 - 1231*y^2*z^3 + 1568*y^3*z^3 + 195*z^4 - 1505*y*z^4 + 1472*y^2*z^4 - 420*z^5 + 852*y*z^5 + 210*z^6)/ (12*y^2*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, 0, y] + ((70*y^4 - 164*y^5 + 88*y^6 + 141*y^3*z - 445*y^4*z + 304*y^5*z - 57*y^2*z^2 - 195*y^3*z^2 + 306*y^4*z^2 - 29*y*z^3 + 217*y^2*z^3 - 56*y^3*z^3 - 33*z^4 + 191*y*z^4 - 284*y^2*z^4 + 60*z^5 - 168*y*z^5 - 30*z^6)*G[1, 1, 1, 0, y])/(12*y^2*z*(-1 + y + z)* (y + z)^3) + (11*(-1 + y)*G[0, 0, 0, 1, 0, y])/(y*z) - (6*(-1 + y)*G[0, 0, 1, 0, 0, y])/(y*z) + (2*(-1 + y)*G[0, 0, 1, 1, 0, y])/(y*z) + (17*(-1 + y)*G[0, 1, 0, 0, 0, y])/(y*z) - (10*(-1 + y)*G[0, 1, 0, 1, 0, y])/(y*z) - (5*(-1 + y)*G[0, 1, 1, 0, 0, y])/(y*z) + (10*(-1 + y)*G[1, 0, 0, 1, 0, y])/(y*z) + (17*(-1 + y)*G[1, 0, 1, 0, 0, y])/(y*z) - (8*(-1 + y)*G[1, 0, 1, 1, 0, y])/(y*z) + (17*(-1 + y)*G[1, 1, 0, 0, 0, y])/(y*z) - (8*(-1 + y)*G[1, 1, 0, 1, 0, y])/(y*z) - (4*(-1 + y)*G[1, 1, 1, 0, 0, y])/(y*z) + (5*(-1 + y)*G[1, 1, 1, 1, 0, y])/(y*z) + G[1, 0, y]*((((3*I)/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(8*y^4 + 20*y^5 - 19*y^6 + 12*y^3*z + 79*y^4*z - 91*y^5*z + 63*y^2*z^2 + 117*y^3*z^2 - 234*y^4*z^2 - 163*y*z^3 + 362*y^2*z^3 - 406*y^3*z^3 - 57*z^4 + 424*y*z^4 - 439*y^2*z^4 + 120*z^5 - 255*y*z^5 - 60*z^6))/(36*y^2*z*(-1 + y + z)* (y + z)^3) - (15*(-1 + y)*Zeta[3])/(y*z)) + G[1, 1, y]*((Pi^2*(-70*y^4 + 164*y^5 - 88*y^6 - 141*y^3*z + 445*y^4*z - 304*y^5*z + 57*y^2*z^2 + 195*y^3*z^2 - 306*y^4*z^2 + 29*y*z^3 - 217*y^2*z^3 + 56*y^3*z^3 + 33*z^4 - 191*y*z^4 + 284*y^2*z^4 - 60*z^5 + 168*y*z^5 + 30*z^6))/ (72*y^2*z*(-1 + y + z)*(y + z)^3) + (7*(-1 + y)*Zeta[3])/(y*z)) + G[0, 1, y]*(((-1/2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-16*y^4 + 20*y^5 - 7*y^6 - 78*y^3*z + 133*y^4*z - 55*y^5*z - 183*y^2*z^2 + 351*y^3*z^2 - 150*y^4*z^2 - 25*y*z^3 + 284*y^2*z^3 - 190*y^3*z^3 - 3*z^4 + 46*y*z^4 - 115*y^2*z^4 - 27*y*z^5))/(36*y^2*z*(-1 + y + z)*(y + z)^3) + (15*(-1 + y)*Zeta[3])/(y*z))) + ((((-64*I)/5)*Pi*(-1 + y))/(y*z) + (-20623 + 55569*y - 50844*y^2 + 15898*y^3 + 78892*z - 192068*y*z + 156550*y^2*z - 43914*y^3*z - 107088*z^2 + 236940*y*z^2 - 168906*y^2*z^2 + 40674*y^3*z^2 + 51892*z^3 - 115182*y*z^3 + 72618*y^2*z^3 - 13198*y^3*z^3 + 7277*z^4 + 8891*y*z^4 - 8878*y^2*z^4 - 12600*z^5 + 5850*y*z^5 + 2250*z^6)/ (90*(-1 + y)*y*(-1 + z)^3*z*(-1 + y + z)))*Zeta[5] + G[0, y]*((((1079*I)/1440)*Pi^5*(-1 + y))/(y*z) + (-3404809*y + 6724946*y^2 - 3320137*y^3 - 3404809*z + 21143000*y*z - 16995583*y^2*z + 8214102*z^2 - 7471494*y*z^2)/(93312*(-1 + y)*y*z* (y + z)) - ((I/5184)*Pi*(164273*y - 343090*y^2 + 178817*y^3 + 164273*z - 869842*y*z + 649517*y^2*z - 236340*z^2 + 180288*y*z^2))/ ((-1 + y)*y*z*(y + z)) + (Pi^4*(51101 - 167367*y + 177915*y^2 - 61649*y^3 - 204404*z + 584503*y*z - 552914*y^2*z + 174903*y^3*z + 306606*z^2 - 749307*y*z^2 + 601584*y^2*z^2 - 165147*y^3*z^2 - 204404*z^3 + 415149*y*z^3 - 256662*y^2*z^3 + 52181*y^3*z^3 + 51101*z^4 - 82978*y*z^4 + 29789*y^2*z^4))/(17280*(-1 + y)*y* (-1 + z)^3*z*(-1 + y + z)) + ((I/432)*Pi^3*(-782*y^2 + 766*y^3 - 35*y^4 - 1564*y*z + 720*y^2*z - 1573*y^3*z + 1295*y^4*z - 782*z^2 - 2154*y*z^2 + 1334*y^2*z^2 + 3327*y^3*z^2 - 326*z^3 + 7652*y*z^3 - 12*y^2*z^3 + 2998*z^4 - 3934*y*z^4 - 1890*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(403943*y^2 - 1247757*y^3 + 1266225*y^4 - 422411*y^5 + 807886*y*z - 3490996*y^2*z + 4931857*y^3*z - 2743302*y^4*z + 494555*y^5*z + 403943*z^2 - 2714921*y*z^2 + 5926930*y^2*z^2 - 5060197*y^3*z^2 + 1549221*y^4*z^2 - 732394*z^3 + 2514257*y*z^3 - 2980840*y^2*z^3 + 1303953*y^3*z^3 + 252959*z^4 - 426754*y*z^4 + 68819*y^2*z^4 + 75492*z^5 - 180468*y*z^5))/(31104*(-1 + y)*y* (-1 + z)*z*(-1 + y + z)*(y + z)^2) + ((521*Pi^2*(-1 + y))/(12*y*z) - ((I/2)*Pi*(64 - 128*y + 64*y^2 - 128*z + 24*y*z + 53*y^2*z + 64*z^2 + 104*y*z^2))/ (y*(-1 + z)*z*(-1 + y + z)) + (-1734*y^2 + 3468*y^3 - 1734*y^4 - 3468*y*z + 10140*y^2*z - 6539*y^3*z + 465*y^4*z - 1734*z^2 + 10692*y*z^2 - 9283*y^2*z^2 + 533*y^3*z^2 + 2898*z^3 - 6140*y*z^3 - 392*y^2*z^3 - 540*z^4 - 1084*y*z^4 - 624*z^5)/ (24*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[0, 0, 0, z] + (29*Pi^2*(-1 + y)*G[0, 0, 1, z])/(12*y*z) + (79*Pi^2*(-1 + y)*G[0, 0, 1 - y, z])/(12*y*z) + ((-209*Pi^2*(-1 + y))/(24*y*z) + ((I/12)*Pi*(-124*y^3 + 68*y^4 + 11*y^5 - 345*y^2*z + 425*y^3*z - 195*y^4*z + 70*y^5*z - 246*y*z^2 + 768*y^2*z^2 - 748*y^3*z^2 + 370*y^4*z^2 - 124*z^3 + 560*y*z^3 - 892*y^2*z^3 + 690*y^3*z^3 + 248*z^4 - 474*y*z^4 + 550*y^2*z^4 - 124*z^5 + 160*y*z^5))/(y*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (-569*y^3 + 1570*y^4 - 983*y^5 - 2499*y^2*z + 8109*y^3*z - 6661*y^4*z + 1453*y^5*z - 3123*y*z^2 + 16737*y^2*z^2 - 20256*y^3*z^2 + 7037*y^4*z^2 - 452*y^5*z^2 - 470*z^3 + 13972*y*z^3 - 31718*y^2*z^3 + 16814*y^3*z^3 - 1892*y^4*z^3 + 2328*z^4 - 21991*y*z^4 + 22600*y^2*z^4 - 4044*y^3*z^4 - 4128*z^5 + 14522*y*z^5 - 5102*y^2*z^5 + 3152*z^6 - 3380*y*z^6 - 882*z^7)/(72*y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, z] - (3*Pi^2*(-1 + y)*G[0, 1, 1, z])/(4*y*z) - (7*Pi^2*(-1 + y)*G[0, 1, 1 - y, z])/(4*y*z) + ((-59*Pi^2*(-1 + y))/(4*y*z) + (3520*y^4 - 7256*y^5 + 3736*y^6 + 10533*y^3*z - 28073*y^4*z + 18819*y^5*z - 2431*y^6*z + 14070*y^2*z^2 - 46296*y^3*z^2 + 37552*y^4*z^2 - 7648*y^5*z^2 + 9379*y*z^3 - 43181*y^2*z^3 + 43276*y^3*z^3 - 9084*y^4*z^3 + 2106*z^4 - 23810*y*z^4 + 34434*y^2*z^4 - 6208*y^3*z^4 - 5892*z^5 + 19135*y*z^5 - 5323*y^2*z^5 + 5508*z^6 - 4704*y*z^6 - 1722*z^7)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - ((I/12)*Pi*(-440*y^4 + 880*y^5 - 440*y^6 - 1347*y^3*z + 3511*y^4*z - 2217*y^5*z + 197*y^6*z - 1176*y^2*z^2 + 5280*y^3*z^2 - 4586*y^4*z^2 + 608*y^5*z^2 - 926*y*z^3 + 4204*y^2*z^3 - 5036*y^3*z^3 + 786*y^4*z^3 - 162*z^4 + 2572*y*z^4 - 4017*y^2*z^4 + 860*y^3*z^4 + 522*z^5 - 2330*y*z^5 + 989*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/(y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, 1 - y, 0, z] + (5*Pi^2*(-1 + y)*G[0, 1 - y, 1, z])/(6*y*z) - (31*Pi^2*(-1 + y)*G[0, 1 - y, 1 - y, z])/(12*y*z) - (3*Pi^2*(-1 + y)*G[0, -y, 1 - y, z])/(2*y*z) + ((-91*Pi^2*(-1 + y))/(6*y*z) + (((3*I)/2)*Pi*(-5*y + 2*y^2 + y^3 - 10*z + 18*y*z - 12*y^2*z + 2*y^3*z + 30*z^2 - 21*y*z^2 + 10*y^2*z^2 - 30*z^3 + 8*y*z^3 + 10*z^4))/(y^2*(-1 + z)*z* (-1 + y + z)) + (-1580*y^3 + 3334*y^4 - 1796*y^5 - 1681*y^2*z + 10727*y^3*z - 10454*y^4*z + 2800*y^5*z + 2593*y*z^2 + 4798*y^2*z^2 - 18217*y^3*z^2 + 9358*y^4*z^2 - 1022*y^5*z^2 + 1704*z^3 - 12399*y*z^3 - 1168*y^2*z^3 + 9853*y^3*z^3 - 2274*y^4*z^3 - 6834*z^4 + 21639*y*z^4 - 5298*y^2*z^4 - 801*y^3*z^4 + 10278*z^5 - 16453*y*z^5 + 3349*y^2*z^5 - 6870*z^6 + 4620*y*z^6 + 1722*z^7)/(72*y^2*(-1 + z)^2*z*(-1 + y + z)* (y + z)^2))*G[1, 0, 0, z] + (Pi^2*(1 - y)*G[1, 0, 1, z])/(3*y*z) - (23*Pi^2*(-1 + y)*G[1, 0, 1 - y, z])/(12*y*z) + ((-3*Pi^2*(-1 + y))/(4*y*z) - ((I/2)*Pi*(-29*y + 22*y^2 - 2*y^3 + 30*z + 34*y*z - 33*y^2*z + 11*y^3*z - 90*z^2 + 19*y*z^2 + 11*y^2*z^2 + 90*z^3 - 24*y*z^3 - 30*z^4))/(y^2*(-1 + z)*z* (-1 + y + z)) + (1141*y^3 - 1142*y^4 + 151*y^5 + 668*y^2*z - 2166*y^3*z + 818*y^4*z - 322*y^5*z - 2573*y*z^2 + 4242*y^2*z^2 - 2476*y^3*z^2 - 18*y^4*z^2 - 1704*z^3 + 11188*y*z^3 - 12256*y^2*z^3 + 3330*y^3*z^3 + 5130*z^4 - 14657*y*z^4 + 7346*y^2*z^4 - 5148*z^5 + 6042*y*z^5 + 1722*z^6)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[1, 1, 0, z] + (Pi^2*(1 - y)*G[1, 1, 1, z])/(y*z) + (Pi^2*(-1 + y)*G[1, 1, 1 - y, z])/ (2*y*z) + ((31*Pi^2*(-1 + y))/(12*y*z) - ((I/12)*Pi*(-5*y - 62*y^2 + 49*y^3 - 180*z + 154*y*z - 33*y^2*z + 59*y^3*z + 540*z^2 - 293*y*z^2 + 95*y^2*z^2 - 540*z^3 + 144*y*z^3 + 180*z^4))/(y^2*(-1 + z)*z*(-1 + y + z)) + (-554*y^3 + 1366*y^4 - 779*y^5 + 551*y^2*z + 2475*y^3*z - 2431*y^4*z + 41*y^5*z + 3007*y*z^2 - 4287*y^2*z^2 - 349*y^3*z^2 - 411*y^4*z^2 + 1704*z^3 - 10922*y*z^3 + 8780*y^2*z^3 - 2310*y^3*z^3 - 5130*z^4 + 12823*y*z^4 - 5044*y^2*z^4 + 5148*z^5 - 4908*y*z^5 - 1722*z^6)/(72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^2))* G[1, 1 - y, 0, z] + (Pi^2*(-1 + y)*G[1, 1 - y, 1, z])/(3*y*z) + (11*Pi^2*(-1 + y)*G[1, 1 - y, 1 - y, z])/(6*y*z) + ((-25*Pi^2*(-1 + y))/(2*y*z) + (3181*y^4 - 6614*y^5 + 3433*y^6 + 8502*y^3*z - 23933*y^4*z + 16572*y^5*z - 1903*y^6*z + 10197*y^2*z^2 - 35856*y^3*z^2 + 30214*y^4*z^2 - 5368*y^5*z^2 + 7519*y*z^3 - 31688*y^2*z^3 + 30856*y^3*z^3 - 4872*y^4*z^3 + 1704*z^4 - 19220*y*z^4 + 24498*y^2*z^4 - 1972*y^3*z^4 - 5130*z^5 + 15865*y*z^5 - 3007*y^2*z^5 + 5148*z^6 - 4164*y*z^6 - 1722*z^7)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - ((I/12)*Pi*(-451*y^4 + 902*y^5 - 451*y^6 - 1371*y^3*z + 3590*y^4*z - 2292*y^5*z + 181*y^6*z - 1137*y^2*z^2 + 5304*y^3*z^2 - 4747*y^4*z^2 + 580*y^5*z^2 - 991*y*z^3 + 4148*y^2*z^3 - 5107*y^3*z^3 + 798*y^4*z^3 - 180*z^4 + 2666*y*z^4 - 4020*y^2*z^4 + 904*y^3*z^4 + 540*z^5 - 2359*y*z^5 + 1009*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/ (y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, 0, z] + (3*Pi^2*(-1 + y)*G[1 - y, 0, 1, z])/(4*y*z) - (29*Pi^2*(-1 + y)*G[1 - y, 0, 1 - y, z])/(12*y*z) + ((Pi^2*(-1 + y))/(3*y*z) + (-296*y^4 + 1042*y^5 - 674*y^6 + 1473*y^3*z + 1579*y^4*z - 3684*y^5*z + 800*y^6*z + 5964*y^2*z^2 - 7710*y^3*z^2 - 3584*y^4*z^2 + 3020*y^5*z^2 + 5176*y*z^3 - 21020*y^2*z^3 + 10267*y^3*z^3 + 2679*y^4*z^3 + 1704*z^4 - 17180*y*z^4 + 24543*y^2*z^4 - 3904*y^3*z^4 - 5130*z^5 + 18850*y*z^5 - 9487*y^2*z^5 + 5148*z^6 - 6846*y*z^6 - 1722*z^7)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + ((I/4)*Pi*(-20*y^4 + 64*y^5 - 38*y^6 + 9*y^3*z + 175*y^4*z - 225*y^5*z + 47*y^6*z + 162*y^2*z^2 - 72*y^3*z^2 - 362*y^4*z^2 + 188*y^5*z^2 + 160*y*z^3 - 584*y^2*z^3 + 88*y^3*z^3 + 234*y^4*z^3 + 60*z^4 - 548*y*z^4 + 699*y^2*z^4 - 16*y^3*z^4 - 180*z^5 + 616*y*z^5 - 277*y^2*z^5 + 180*z^6 - 228*y*z^6 - 60*z^7))/(y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, 0, z] - (5*Pi^2*(-1 + y)*G[1 - y, 1, 1, z])/(12*y*z) + (2*Pi^2*(-1 + y)*G[1 - y, 1, 1 - y, z])/(3*y*z) + ((49*Pi^2*(-1 + y))/(12*y*z) + ((I/12)*Pi*(-239*y^4 + 478*y^5 - 239*y^6 - 843*y^3*z + 2002*y^4*z - 1146*y^5*z + 23*y^6*z - 1005*y^2*z^2 + 3480*y^3*z^2 - 2477*y^4*z^2 + 20*y^5*z^2 - 779*y*z^3 + 3460*y^2*z^3 - 3341*y^3*z^3 + 66*y^4*z^3 - 180*z^4 + 2242*y*z^4 - 3378*y^2*z^4 + 488*y^3*z^4 + 540*z^5 - 2147*y*z^5 + 923*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/ (y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (-874*y^4 + 1460*y^5 - 586*y^6 - 2934*y^3*z + 5744*y^4*z - 2202*y^5*z - 53*y^6*z - 4017*y^2*z^2 + 10461*y^3*z^2 - 3691*y^4*z^2 - 1175*y^5*z^2 - 3268*y*z^3 + 12176*y^2*z^3 - 6061*y^3*z^3 - 3096*y^4*z^3 - 852*z^4 + 9023*y*z^4 - 9663*y^2*z^4 - 2105*y^3*z^4 + 2565*z^5 - 8251*y*z^5 + 1504*y^2*z^5 - 2574*z^6 + 2496*y*z^6 + 861*z^7)/ (36*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1 - y, 0, z] + (Pi^2*(1 - y)*G[1 - y, 1 - y, 1, z])/(2*y*z) + (Pi^2*(-1 + y)*G[1 - y, 1 - y, 1 - y, z])/(6*y*z) - (5*Pi^2*(-1 + y)*G[1 - y, -y, 1 - y, z])/(6*y*z) + (Pi^2*(1 - y)*G[-y, 0, 1, z])/(6*y*z) - (7*Pi^2*(-1 + y)*G[-y, 0, 1 - y, z])/(6*y*z) + ((47*Pi^2*(-1 + y))/(6*y*z) + ((I/6)*Pi*(19*y^4 - 110*y^5 + 73*y^6 + 30*y^3*z - 304*y^4*z + 274*y^5*z - 204*y^2*z^2 - 144*y^3*z^2 + 456*y^4*z^2 + 262*y*z^3 - 392*y^2*z^3 + 544*y^3*z^3 + 81*z^4 - 622*y*z^4 + 541*y^2*z^4 - 180*z^5 + 342*y*z^5 + 90*z^6))/ (y^2*z*(-1 + y + z)*(y + z)^3) + (535*y^4 - 974*y^5 + 427*y^6 + 849*y^3*z - 3379*y^4*z + 1810*y^5*z + 5175*y^2*z^2 - 9399*y^3*z^2 + 4296*y^4*z^2 + 5953*y*z^3 - 15329*y^2*z^3 + 7426*y^3*z^3 + 2106*z^4 - 12121*y*z^4 + 8791*y^2*z^4 - 3786*z^5 + 6000*y*z^5 + 1722*z^6)/(72*y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 0, z] + (Pi^2*(1 - y)*G[-y, 1 - y, 1, z])/(6*y*z) + (Pi^2*(-1 + y)*G[-y, 1 - y, 1 - y, z])/(2*y*z) + (5*Pi^2*(-1 + y)*G[-y, -y, 1 - y, z])/(3*y*z) + ((((171*I)/2)*Pi*(-1 + y))/(y*z) + (215 - 430*y + 215*y^2 - 430*z + 141*y*z + 145*y^2*z + 215*z^2 + 289*y*z^2)/(6*y*(-1 + z)*z* (-1 + y + z)))*G[0, 0, 0, 0, z] + ((((-45*I)/2)*Pi*(-1 + y))/(y*z) + (-92*y^4 + 120*y^5 - 3*y^6 - 25*y^7 - 291*y^3*z + 752*y^4*z - 637*y^5*z + 203*y^6*z - 27*y^7*z - 246*y^2*z^2 + 1506*y^3*z^2 - 2541*y^4*z^2 + 1947*y^5*z^2 - 798*y^6*z^2 + 132*y^7*z^2 - 272*y*z^3 + 1626*y^2*z^3 - 3996*y^3*z^3 + 4915*y^4*z^3 - 3234*y^5*z^3 + 1014*y^6*z^3 - 83*y^7*z^3 - 60*z^4 + 1382*y*z^4 - 4327*y^2*z^4 + 6293*y^3*z^4 - 5462*y^4*z^4 + 2596*y^5*z^4 - 422*y^6*z^4 + 300*z^5 - 2838*y*z^5 + 5799*y^2*z^5 - 5517*y^3*z^5 + 3138*y^4*z^5 - 792*y^5*z^5 - 600*z^6 + 2972*y*z^6 - 4011*y^2*z^6 + 2343*y^3*z^6 - 704*y^4*z^6 + 600*z^7 - 1628*y*z^7 + 1273*y^2*z^7 - 335*y^3*z^7 - 300*z^8 + 414*y*z^8 - 114*y^2*z^8 + 60*z^9 - 30*y*z^9)/(12*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3))* G[0, 0, 1, 0, z] + ((((-87*I)/2)*Pi*(-1 + y))/(y*z) + (-440*y^4 + 880*y^5 - 440*y^6 - 1392*y^3*z + 3544*y^4*z - 2121*y^5*z + 143*y^6*z - 1296*y^2*z^2 + 5520*y^3*z^2 - 4379*y^4*z^2 + 350*y^5*z^2 - 1088*y*z^3 + 4768*y^2*z^3 - 5147*y^3*z^3 + 384*y^4*z^3 - 216*z^4 + 3136*y*z^4 - 4689*y^2*z^4 + 722*y^3*z^4 + 696*z^5 - 2960*y*z^5 + 1217*y^2*z^5 - 720*z^6 + 912*y*z^6 + 240*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 0, 1 - y, 0, z] + ((((-63*I)/2)*Pi*(-1 + y))/(y*z) + (-52*y^4 + 48*y^5 + 33*y^6 - 29*y^7 - 294*y^3*z + 598*y^4*z - 461*y^5*z + 229*y^6*z - 72*y^7*z - 495*y^2*z^2 + 2085*y^3*z^2 - 2991*y^4*z^2 + 2373*y^5*z^2 - 1200*y^6*z^2 + 228*y^7*z^2 - 601*y*z^3 + 3567*y^2*z^3 - 7251*y^3*z^3 + 7631*y^4*z^3 - 4818*y^5*z^3 + 1566*y^6*z^3 - 124*y^7*z^3 - 183*z^4 + 3271*y*z^4 - 10172*y^2*z^4 + 13408*y^3*z^4 - 9802*y^4*z^4 + 4100*y^5*z^4 - 622*y^6*z^4 + 909*z^5 - 7227*y*z^5 + 14634*y^2*z^5 - 12978*y^3*z^5 + 5994*y^4*z^5 - 1242*y^5*z^5 - 1809*z^6 + 8215*y*z^6 - 11109*y^2*z^6 + 6087*y^3*z^6 - 1384*y^4*z^6 + 1803*z^7 - 4978*y*z^7 + 4145*y^2*z^7 - 1060*y^3*z^7 - 900*z^8 + 1470*y*z^8 - 570*y^2*z^8 + 180*z^9 - 150*y*z^9)/ (12*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, 0, z] + (((3*I)*Pi*(-1 + y))/(y*z) + (188*y^4 - 324*y^5 + 144*y^6 - 8*y^7 + 399*y^3*z - 1048*y^4*z + 856*y^5*z - 242*y^6*z + 35*y^7*z + 99*y^2*z^2 - 753*y^3*z^2 + 1160*y^4*z^2 - 658*y^5*z^2 + 152*y^6*z^2 - 361*y*z^3 + 1017*y^2*z^3 - 792*y^3*z^3 - 20*y^4*z^3 + 126*y^5*z^3 - 183*z^4 + 1589*y*z^4 - 3014*y^2*z^4 + 1882*y^3*z^4 - 334*y^4*z^4 + 543*z^5 - 2248*y*z^5 + 2468*y^2*z^5 - 763*y^3*z^5 - 540*z^6 + 1170*y*z^6 - 570*y^2*z^6 + 180*z^7 - 150*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1, 1, 0, z] + ((((21*I)/2)*Pi*(-1 + y))/(y*z) + (-20*y^4 + 24*y^5 + 3*y^6 - 7*y^7 + 114*y^3*z - 206*y^4*z + 167*y^5*z - 91*y^6*z + 16*y^7*z + 447*y^2*z^2 - 1257*y^3*z^2 + 1237*y^4*z^2 - 533*y^5*z^2 + 106*y^6*z^2 + 529*y*z^3 - 2409*y^2*z^3 + 3297*y^3*z^3 - 1729*y^4*z^3 + 342*y^5*z^3 + 183*z^4 - 1925*y*z^4 + 4133*y^2*z^4 - 3031*y^3*z^4 + 700*y^4*z^4 - 543*z^5 + 2416*y*z^5 - 2741*y^2*z^5 + 868*y^3*z^5 + 540*z^6 - 1170*y*z^6 + 570*y^2*z^6 - 180*z^7 + 150*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 1 - y, 0, z] + (((-39*I)*Pi*(-1 + y))/(y*z) + (415*y^4 - 1245*y^5 + 1245*y^6 - 415*y^7 + 1404*y^3*z - 4769*y^4*z + 5273*y^5*z - 1999*y^6*z + 91*y^7*z + 1467*y^2*z^2 - 6993*y^3*z^2 + 9406*y^4*z^2 - 3986*y^5*z^2 + 106*y^6*z^2 + 1351*y*z^3 - 6753*y^2*z^3 + 10326*y^3*z^3 - 4852*y^4*z^3 - 42*y^5*z^3 + 312*z^4 - 4256*y*z^4 + 9260*y^2*z^4 - 5704*y^3*z^4 + 448*y^4*z^4 - 972*z^5 + 4741*y*z^5 - 5060*y^2*z^5 + 1291*y^3*z^5 + 990*z^6 - 2136*y*z^6 + 1086*y^2*z^6 - 330*z^7 + 300*y*z^7)/ (12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1 - y, 0, 0, z] + (((3*I)*Pi*(-1 + y))/(y*z) + (-82*y^4 + 306*y^5 - 351*y^6 + 127*y^7 - 105*y^3*z + 872*y^4*z - 1538*y^5*z + 907*y^6*z - 136*y^7*z + 207*y^2*z^2 + 321*y^3*z^2 - 2074*y^4*z^2 + 2120*y^5*z^2 - 574*y^6*z^2 + 287*y*z^3 - 981*y^2*z^3 - 180*y^3*z^3 + 1792*y^4*z^3 - 888*y^5*z^3 + 123*z^4 - 1099*y*z^4 + 1711*y^2*z^4 - 185*y^3*z^4 - 490*y^4*z^4 - 363*z^5 + 1430*y*z^5 - 1225*y^2*z^5 + 158*y^3*z^5 + 360*z^6 - 708*y*z^6 + 288*y^2*z^6 - 120*z^7 + 90*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1 - y, 1, 0, z] + (((21*I)*Pi*(-1 + y))/(y*z) + (-196*y^4 + 588*y^5 - 588*y^6 + 196*y^7 - 780*y^3*z + 2498*y^4*z - 2516*y^5*z + 778*y^6*z + 20*y^7*z - 1089*y^2*z^2 + 4443*y^3*z^2 - 5086*y^4*z^2 + 1490*y^5*z^2 + 242*y^6*z^2 - 907*y*z^3 + 4791*y^2*z^3 - 6852*y^3*z^3 + 2500*y^4*z^3 + 438*y^5*z^3 - 237*z^4 + 2975*y*z^4 - 6575*y^2*z^4 + 3925*y^3*z^4 - 148*y^4*z^4 + 717*z^5 - 3436*y*z^5 + 3671*y^2*z^5 - 952*y^3*z^5 - 720*z^6 + 1578*y*z^6 - 798*y^2*z^6 + 240*z^7 - 210*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, 1 - y, 1 - y, 0, z] + (((15*I)*Pi*(-1 + y))/(y*z) + (-5*y^4 + 23*y^5 - 29*y^6 + 11*y^7 - 26*y^3*z + 90*y^4*z - 124*y^5*z + 80*y^6*z - 20*y^7*z + 7*y^2*z^2 + 100*y^3*z^2 - 270*y^4*z^2 + 232*y^5*z^2 - 69*y^6*z^2 - 137*y*z^3 + 408*y^2*z^3 - 572*y^3*z^3 + 437*y^4*z^3 - 131*y^5*z^3 - 44*z^4 + 519*y*z^4 - 1044*y^2*z^4 + 813*y^3*z^4 - 234*y^4*z^4 + 144*z^5 - 676*y*z^5 + 838*y^2*z^5 - 306*y^3*z^5 - 150*z^6 + 349*y*z^6 - 209*y^2*z^6 + 50*z^7 - 55*y*z^7)/ (2*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, -y, 1 - y, 0, z] + (((-39*I)*Pi*(-1 + y))/(y*z) + (25*y + 46*y^2 - 47*y^3 + 270*z - 266*y*z + 171*y^2*z - 61*y^3*z - 810*z^2 + 457*y*z^2 - 217*y^2*z^2 + 810*z^3 - 216*y*z^3 - 270*z^4)/ (12*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 0, 0, 0, z] + ((((9*I)/2)*Pi*(-1 + y))/(y*z) + (-148*y + 104*y^2 - 4*y^3 + 120*z + 200*y*z - 135*y^2*z + 13*y^3*z - 360*z^2 + 44*y*z^2 + 31*y^2*z^2 + 360*z^3 - 96*y*z^3 - 120*z^4)/(12*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 0, 1, 0, z] + ((((27*I)/2)*Pi*(-1 + y))/(y*z) + (22*y - 44*y^2 + 22*y^3 - 150*z + 103*y*z - 30*y^2*z + 23*y^3*z + 450*z^2 - 272*y*z^2 + 74*y^2*z^2 - 450*z^3 + 147*y*z^3 + 150*z^4)/ (6*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 0, 1 - y, 0, z] + (((3*I)*Pi*(-1 + y))/(y*z) + (-205*y + 170*y^2 - 25*y^3 + 150*z + 290*y*z - 270*y^2*z + 88*y^3*z - 450*z^2 + 35*y*z^2 + 100*y^2*z^2 + 450*z^3 - 120*y*z^3 - 150*z^4)/(12*y^2*(-1 + z)*z* (-1 + y + z)))*G[1, 1, 0, 0, z] + (((-3*I)*Pi*(-1 + y))/(y*z) + (59*y - 46*y^2 + 5*y^3 - 90*z - 46*y*z + 27*y^2*z + 31*y^3*z + 270*z^2 - 85*y*z^2 + 19*y^2*z^2 - 270*z^3 + 72*y*z^3 + 90*z^4)/(12*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 1, 1, 0, z] + (((-6*I)*Pi*(-1 + y))/(y*z) + (9*y - 18*y^2 + 9*y^3 - 15*z + 3*y*z + 11*y^2*z + 3*y^3*z + 45*z^2 - 33*y*z^2 + 7*y^2*z^2 - 45*z^3 + 21*y*z^3 + 15*z^4)/ (2*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 1, 1 - y, 0, z] + (((15*I)*Pi*(-1 + y))/(y*z) + (22*y - 44*y^2 + 22*y^3 - 165*z + 115*y*z - 42*y^2*z + 32*y^3*z + 495*z^2 - 296*y*z^2 + 86*y^2*z^2 - 495*z^3 + 159*y*z^3 + 165*z^4)/(6*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 1 - y, 0, 0, z] + ((((3*I)/2)*Pi*(-1 + y))/(y*z) + (65*y - 34*y^2 - 7*y^3 - 120*z + 20*y*z - 9*y^2*z - 11*y^3*z + 360*z^2 - 235*y*z^2 + 43*y^2*z^2 - 360*z^3 + 150*y*z^3 + 120*z^4)/ (12*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 1 - y, 1, 0, z] + (((-12*I)*Pi*(-1 + y))/(y*z) + (-10*y + 8*y^2 - y^3 + 75*z - 67*y*z + 36*y^2*z - 8*y^3*z - 225*z^2 + 164*y*z^2 - 44*y^2*z^2 + 225*z^3 - 87*y*z^3 - 75*z^4)/(3*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 1 - y, 1 - y, 0, z] + ((((-51*I)/2)*Pi*(-1 + y))/(y*z) + (-418*y^4 + 836*y^5 - 418*y^6 - 1371*y^3*z + 3407*y^4*z - 2037*y^5*z + 103*y^6*z - 1350*y^2*z^2 + 5454*y^3*z^2 - 4300*y^4*z^2 + 256*y^5*z^2 - 1228*y*z^3 + 4994*y^2*z^3 - 5260*y^3*z^3 + 366*y^4*z^3 - 270*z^4 + 3482*y*z^4 - 5049*y^2*z^4 + 862*y^3*z^4 + 810*z^5 - 3280*y*z^5 + 1405*y^2*z^5 - 810*z^6 + 1026*y*z^6 + 270*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, 0, 0, z] + ((((3*I)/2)*Pi*(-1 + y))/(y*z) + (-82*y^4 + 306*y^5 - 351*y^6 + 127*y^7 - 108*y^3*z + 878*y^4*z - 1553*y^5*z + 919*y^6*z - 136*y^7*z + 198*y^2*z^2 + 342*y^3*z^2 - 2125*y^4*z^2 + 2171*y^5*z^2 - 586*y^6*z^2 + 278*y*z^3 - 954*y^2*z^3 - 243*y^3*z^3 + 1873*y^4*z^3 - 924*y^5*z^3 + 120*z^4 - 1084*y*z^4 + 1678*y^2*z^4 - 128*y^3*z^4 - 526*y^4*z^4 - 360*z^5 + 1424*y*z^5 - 1210*y^2*z^5 + 146*y^3*z^5 + 360*z^6 - 708*y*z^6 + 288*y^2*z^6 - 120*z^7 + 90*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1 - y, 0, 1, 0, z] + (((12*I)*Pi*(-1 + y))/(y*z) + (257*y^4 - 514*y^5 + 257*y^6 + 891*y^3*z - 2194*y^4*z + 1287*y^5*z - 32*y^6*z + 1041*y^2*z^2 - 3834*y^3*z^2 + 2912*y^4*z^2 - 98*y^5*z^2 + 779*y*z^3 - 3730*y^2*z^3 + 3980*y^3*z^3 - 300*y^4*z^3 + 174*z^4 - 2308*y*z^4 + 3825*y^2*z^4 - 812*y^3*z^4 - 534*z^5 + 2267*y*z^5 - 1136*y^2*z^5 + 540*z^6 - 738*y*z^6 - 180*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1 - y, 0, 1 - y, 0, z] + (((9*I)*Pi*(-1 + y))/(y*z) + (-22*y^4 + 82*y^5 - 94*y^6 + 34*y^7 - 21*y^3*z + 222*y^4*z - 387*y^5*z + 208*y^6*z - 22*y^7*z + 94*y^2*z^2 + 4*y^3*z^2 - 453*y^4*z^2 + 445*y^5*z^2 - 90*y^6*z^2 + 68*y*z^3 - 310*y^2*z^3 + 83*y^3*z^3 + 309*y^4*z^3 - 140*y^5*z^3 + 30*z^4 - 264*y*z^4 + 442*y^2*z^4 - 108*y^3*z^4 - 80*y^4*z^4 - 90*z^5 + 344*y*z^5 - 284*y^2*z^5 + 30*y^3*z^5 + 90*z^6 - 168*y*z^6 + 58*y^2*z^6 - 30*z^7 + 20*y*z^7)/(4*(-1 + y)*y^2* (-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 0, 0, z] + (((12*I)*Pi*(-1 + y))/(y*z) + (8*y^4 - 96*y^5 + 150*y^6 - 62*y^7 - 108*y^3*z - 22*y^4*z + 505*y^5*z - 482*y^6*z + 107*y^7*z - 342*y^2*z^2 + 864*y^3*z^2 - 109*y^4*z^2 - 835*y^5*z^2 + 422*y^6*z^2 - 442*y*z^3 + 1992*y^2*z^3 - 2343*y^3*z^3 + 397*y^4*z^3 + 426*y^5*z^3 - 150*z^4 + 1652*y*z^4 - 3653*y^2*z^4 + 2575*y^3*z^4 - 364*y^4*z^4 + 450*z^5 - 2158*y*z^5 + 2741*y^2*z^5 - 1033*y^3*z^5 - 450*z^6 + 1128*y*z^6 - 738*y^2*z^6 + 150*z^7 - 180*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, 1, 0, z] + (((-3*I)*Pi*(-1 + y))/(y*z) + (11*y^4 - 57*y^5 + 75*y^6 - 29*y^7 - 6*y^3*z - 115*y^4*z + 178*y^5*z - 5*y^6*z - 52*y^7*z - 99*y^2*z^2 + 135*y^3*z^2 - 67*y^4*z^2 + 263*y^5*z^2 - 232*y^6*z^2 - 79*y*z^3 + 411*y^2*z^3 - 591*y^3*z^3 + 613*y^4*z^3 - 384*y^5*z^3 - 30*z^4 + 308*y*z^4 - 677*y^2*z^4 + 619*y^3*z^4 - 280*y^4*z^4 + 90*z^5 - 379*y*z^5 + 365*y^2*z^5 - 76*y^3*z^5 - 90*z^6 + 150*y*z^6 + 30*z^7)/ (12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, 1 - y, 0, z] + (((9*I)*Pi*(-1 + y))/(y*z) + (-239*y^4 + 717*y^5 - 717*y^6 + 239*y^7 - 933*y^3*z + 3013*y^4*z - 3178*y^5*z + 1085*y^6*z + 13*y^7*z - 1275*y^2*z^2 + 5259*y^3*z^2 - 6443*y^4*z^2 + 2323*y^5*z^2 + 136*y^6*z^2 - 1049*y*z^3 + 5553*y^2*z^3 - 8349*y^3*z^3 + 3677*y^4*z^3 + 138*y^5*z^3 - 270*z^4 + 3400*y*z^4 - 7648*y^2*z^4 + 4970*y^3*z^4 - 512*y^4*z^4 + 810*z^5 - 3893*y*z^5 + 4282*y^2*z^5 - 1199*y^3*z^5 - 810*z^6 + 1782*y*z^6 - 912*y^2*z^6 + 270*z^7 - 240*y*z^7)/ (12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 0, 0, z] + ((47*y^4 - 165*y^5 + 183*y^6 - 65*y^7 + 72*y^3*z - 457*y^4*z + 739*y^5*z - 401*y^6*z + 47*y^7*z - 81*y^2*z^2 - 153*y^3*z^2 + 866*y^4*z^2 - 814*y^5*z^2 + 182*y^6*z^2 - 133*y*z^3 + 519*y^2*z^3 - 168*y^3*z^3 - 488*y^4*z^3 + 240*y^5*z^3 - 60*z^4 + 560*y*z^4 - 1016*y^2*z^4 + 388*y^3*z^4 + 68*y^4*z^4 + 180*z^5 - 751*y*z^5 + 692*y^2*z^5 - 121*y^3*z^5 - 180*z^6 + 354*y*z^6 - 114*y^2*z^6 + 60*z^7 - 30*y*z^7)* G[1 - y, 1 - y, 1, 0, z])/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (((-3*I)*Pi*(-1 + y))/(y*z) + (151*y^4 - 453*y^5 + 453*y^6 - 151*y^7 + 675*y^3*z - 2117*y^4*z + 2168*y^5*z - 697*y^6*z - 29*y^7*z + 1089*y^2*z^2 - 4257*y^3*z^2 + 5047*y^4*z^2 - 1763*y^5*z^2 - 116*y^6*z^2 + 871*y*z^3 - 4827*y^2*z^3 + 7419*y^3*z^3 - 3481*y^4*z^3 + 48*y^5*z^3 + 240*z^4 - 2954*y*z^4 + 6938*y^2*z^4 - 4924*y^3*z^4 + 760*y^4*z^4 - 720*z^5 + 3505*y*z^5 - 4052*y^2*z^5 + 1267*y^3*z^5 + 720*z^6 - 1632*y*z^6 + 852*y^2*z^6 - 240*z^7 + 210*y*z^7)/ (12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 1 - y, 0, z] + (((12*I)*Pi*(-1 + y))/(y*z) + (-47*y^4 + 117*y^5 - 99*y^6 + 29*y^7 - 177*y^3*z + 481*y^4*z - 481*y^5*z + 233*y^6*z - 56*y^7*z - 204*y^2*z^2 + 780*y^3*z^2 - 989*y^4*z^2 + 601*y^5*z^2 - 188*y^6*z^2 - 236*y*z^3 + 966*y^2*z^3 - 1305*y^3*z^3 + 797*y^4*z^3 - 237*y^5*z^3 - 63*z^4 + 733*y*z^4 - 1423*y^2*z^4 + 911*y^3*z^4 - 188*y^4*z^4 + 183*z^5 - 806*y*z^5 + 805*y^2*z^5 - 182*y^3*z^5 - 180*z^6 + 354*y*z^6 - 144*y^2*z^6 + 60*z^7 - 45*y*z^7)/(6*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1 - y, -y, 1 - y, 0, z] + (((-3*I)*Pi*(-1 + y))/(y*z) + (4*y^4 - 20*y^5 + 13*y^6 + 33*y^3*z - 106*y^4*z + 73*y^5*z + 60*y^2*z^2 - 234*y^3*z^2 + 192*y^4*z^2 + 94*y*z^3 - 323*y^2*z^3 + 298*y^3*z^3 + 30*z^4 - 235*y*z^4 + 277*y^2*z^4 - 60*z^5 + 141*y*z^5 + 30*z^6)/(6*y^2*z*(-1 + y + z)* (y + z)^3))*G[-y, 0, 1, 0, z] + (((15*I)*Pi*(-1 + y))/(y*z) + (-5*y^4 + 30*y^5 - 20*y^6 + y^3*z + 66*y^4*z - 67*y^5*z + 88*y^2*z^2 - 30*y^3*z^2 - 88*y^4*z^2 - 56*y*z^3 + 23*y^2*z^3 - 82*y^3*z^3 - 17*z^4 + 129*y*z^4 - 88*y^2*z^4 + 40*z^5 - 67*y*z^5 - 20*z^6)/(2*y^2*z*(-1 + y + z)*(y + z)^3))*G[-y, 0, 1 - y, 0, z] + (((18*I)*Pi*(-1 + y))/(y*z) + (-38*y^4 + 196*y^5 - 128*y^6 - 27*y^3*z + 455*y^4*z - 428*y^5*z + 507*y^2*z^2 - 87*y^3*z^2 - 582*y^4*z^2 - 425*y*z^3 + 337*y^2*z^3 - 608*y^3*z^3 - 129*z^4 + 983*y*z^4 - 692*y^2*z^4 + 300*z^5 - 516*y*z^5 - 150*z^6)/ (12*y^2*z*(-1 + y + z)*(y + z)^3))*G[-y, 1 - y, 0, 0, z] + (((-3*I)*Pi*(-1 + y))/(y*z) + (4*y^4 - 20*y^5 + 13*y^6 + 33*y^3*z - 106*y^4*z + 73*y^5*z + 60*y^2*z^2 - 234*y^3*z^2 + 192*y^4*z^2 + 94*y*z^3 - 323*y^2*z^3 + 298*y^3*z^3 + 30*z^4 - 235*y*z^4 + 277*y^2*z^4 - 60*z^5 + 141*y*z^5 + 30*z^6)/(6*y^2*z*(-1 + y + z)* (y + z)^3))*G[-y, 1 - y, 1, 0, z] + (((-6*I)*Pi*(-1 + y))/(y*z) + (-4*y^4 + 2*y^6 - 15*y^3*z + 9*y^4*z + 6*y^5*z - 41*y^2*z^2 + 39*y^3*z^2 + 14*y^4*z^2 + 23*y*z^3 - 13*y^2*z^3 + 36*y^3*z^3 + 9*z^4 - 63*y*z^4 + 54*y^2*z^4 - 20*z^5 + 38*y*z^5 + 10*z^6)/(2*y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 1 - y, 0, z] + (((-24*I)*Pi*(-1 + y))/(y*z) + (22*y^4 - 164*y^5 + 112*y^6 - 39*y^3*z - 337*y^4*z + 376*y^5*z - 549*y^2*z^2 + 273*y^3*z^2 + 474*y^4*z^2 + 247*y*z^3 + 61*y^2*z^3 + 376*y^3*z^3 + 75*z^4 - 565*y*z^4 + 364*y^2*z^4 - 180*z^5 + 288*y*z^5 + 90*z^6)/(6*y^2*z*(-1 + y + z)*(y + z)^3))* G[-y, -y, 1 - y, 0, z] - (77*(-1 + y)*G[0, 0, 0, 0, 0, z])/(y*z) + (49*(-1 + y)*G[0, 0, 0, 1, 0, z])/(2*y*z) + (50*(-1 + y)*G[0, 0, 0, 1 - y, 0, z])/(y*z) + (65*(-1 + y)*G[0, 0, 1, 0, 0, z])/(2*y*z) - (5*(-1 + y)*G[0, 0, 1, 1, 0, z])/(y*z) - (19*(-1 + y)*G[0, 0, 1, 1 - y, 0, z])/(2*y*z) + (93*(-1 + y)*G[0, 0, 1 - y, 0, 0, z])/(2*y*z) - (7*(-1 + y)*G[0, 0, 1 - y, 1, 0, z])/(y*z) - (65*(-1 + y)*G[0, 0, 1 - y, 1 - y, 0, z])/(2*y*z) - (12*(-1 + y)*G[0, 0, -y, 1 - y, 0, z])/(y*z) + (71*(-1 + y)*G[0, 1, 0, 0, 0, z])/(2*y*z) - (5*(-1 + y)*G[0, 1, 0, 1, 0, z])/(y*z) - (14*(-1 + y)*G[0, 1, 0, 1 - y, 0, z])/(y*z) - (7*(-1 + y)*G[0, 1, 1, 0, 0, z])/(y*z) + (3*(-1 + y)*G[0, 1, 1, 1, 0, z])/(2*y*z) + (3*(-1 + y)*G[0, 1, 1, 1 - y, 0, z])/(y*z) - (15*(-1 + y)*G[0, 1, 1 - y, 0, 0, z])/(y*z) + ((1 - y)*G[0, 1, 1 - y, 1, 0, z])/(2*y*z) + (11*(-1 + y)*G[0, 1, 1 - y, 1 - y, 0, z])/(y*z) + (77*(-1 + y)*G[0, 1 - y, 0, 0, 0, z])/(2*y*z) - (5*(-1 + y)*G[0, 1 - y, 0, 1, 0, z])/(y*z) - (22*(-1 + y)*G[0, 1 - y, 0, 1 - y, 0, z])/(y*z) - (27*(-1 + y)*G[0, 1 - y, 1, 0, 0, z])/(2*y*z) - (25*(-1 + y)*G[0, 1 - y, 1, 1, 0, z])/(2*y*z) + (15*(-1 + y)*G[0, 1 - y, 1, 1 - y, 0, z])/(2*y*z) - (22*(-1 + y)*G[0, 1 - y, 1 - y, 0, 0, z])/(y*z) + (5*(-1 + y)*G[0, 1 - y, 1 - y, 1, 0, z])/(2*y*z) + (13*(-1 + y)*G[0, 1 - y, 1 - y, 1 - y, 0, z])/(y*z) - (8*(-1 + y)*G[0, 1 - y, -y, 1 - y, 0, z])/(y*z) + (4*(-1 + y)*G[0, -y, 0, 1, 0, z])/(y*z) - (13*(-1 + y)*G[0, -y, 0, 1 - y, 0, z])/(y*z) - (13*(-1 + y)*G[0, -y, 1 - y, 0, 0, z])/(y*z) + (4*(-1 + y)*G[0, -y, 1 - y, 1, 0, z])/(y*z) + (5*(-1 + y)*G[0, -y, 1 - y, 1 - y, 0, z])/(y*z) + (22*(-1 + y)*G[0, -y, -y, 1 - y, 0, z])/(y*z) + (40*(-1 + y)*G[1, 0, 0, 0, 0, z])/(y*z) - (13*(-1 + y)*G[1, 0, 0, 1, 0, z])/(2*y*z) - (33*(-1 + y)*G[1, 0, 0, 1 - y, 0, z])/(2*y*z) - (8*(-1 + y)*G[1, 0, 1, 0, 0, z])/(y*z) + (3*(-1 + y)*G[1, 0, 1, 1, 0, z])/(2*y*z) + ((-1 + y)*G[1, 0, 1, 1 - y, 0, z])/(2*y*z) - (18*(-1 + y)*G[1, 0, 1 - y, 0, 0, z])/(y*z) + ((1 - y)*G[1, 0, 1 - y, 1, 0, z])/(2*y*z) + (12*(-1 + y)*G[1, 0, 1 - y, 1 - y, 0, z])/(y*z) - (3*(-1 + y)*G[1, 0, -y, 1 - y, 0, z])/(y*z) - (6*(-1 + y)*G[1, 1, 0, 0, 0, z])/(y*z) + ((-1 + y)*G[1, 1, 0, 1, 0, z])/(2*y*z) + (5*(-1 + y)*G[1, 1, 0, 1 - y, 0, z])/(y*z) + (7*(-1 + y)*G[1, 1, 1, 0, 0, z])/(2*y*z) + (2*(-1 + y)*G[1, 1, 1, 1, 0, z])/(y*z) + (4*(-1 + y)*G[1, 1, 1, 1 - y, 0, z])/(y*z) + (6*(-1 + y)*G[1, 1, 1 - y, 0, 0, z])/(y*z) + ((1 - y)*G[1, 1, 1 - y, 1, 0, z])/(y*z) - (2*(-1 + y)*G[1, 1, 1 - y, 1 - y, 0, z])/(y*z) - (35*(-1 + y)*G[1, 1 - y, 0, 0, 0, z])/(2*y*z) + ((1 - y)*G[1, 1 - y, 0, 1, 0, z])/(2*y*z) + (25*(-1 + y)*G[1, 1 - y, 0, 1 - y, 0, z])/(2*y*z) + (2*(-1 + y)*G[1, 1 - y, 1, 0, 0, z])/(y*z) + (5*(-1 + y)*G[1, 1 - y, 1, 1, 0, z])/(2*y*z) - (9*(-1 + y)*G[1, 1 - y, 1, 1 - y, 0, z])/(2*y*z) + (14*(-1 + y)*G[1, 1 - y, 1 - y, 0, 0, z])/(y*z) + ((1 - y)*G[1, 1 - y, 1 - y, 1, 0, z])/(y*z) - (10*(-1 + y)*G[1, 1 - y, 1 - y, 1 - y, 0, z])/(y*z) - (3*(-1 + y)*G[1, 1 - y, -y, 1 - y, 0, z])/(y*z) + (24*(-1 + y)*G[1 - y, 0, 0, 0, 0, z])/(y*z) - (4*(-1 + y)*G[1 - y, 0, 0, 1, 0, z])/(y*z) - (29*(-1 + y)*G[1 - y, 0, 0, 1 - y, 0, z])/(2*y*z) - (11*(-1 + y)*G[1 - y, 0, 1, 0, 0, z])/(y*z) - (23*(-1 + y)*G[1 - y, 0, 1, 1, 0, z])/(2*y*z) + (7*(-1 + y)*G[1 - y, 0, 1, 1 - y, 0, z])/(y*z) - (11*(-1 + y)*G[1 - y, 0, 1 - y, 0, 0, z])/(y*z) + (3*(-1 + y)*G[1 - y, 0, 1 - y, 1, 0, z])/(2*y*z) + (13*(-1 + y)*G[1 - y, 0, 1 - y, 1 - y, 0, z])/(y*z) - (11*(-1 + y)*G[1 - y, 0, -y, 1 - y, 0, z])/(y*z) - (27*(-1 + y)*G[1 - y, 1, 0, 0, 0, z])/(2*y*z) - (17*(-1 + y)*G[1 - y, 1, 0, 1, 0, z])/(2*y*z) + (9*(-1 + y)*G[1 - y, 1, 0, 1 - y, 0, z])/(y*z) - (23*(-1 + y)*G[1 - y, 1, 1, 0, 0, z])/(2*y*z) + (7*(-1 + y)*G[1 - y, 1, 1, 1, 0, z])/(2*y*z) + ((1 - y)*G[1 - y, 1, 1, 1 - y, 0, z])/(y*z) + (10*(-1 + y)*G[1 - y, 1, 1 - y, 0, 0, z])/(y*z) + (6*(-1 + y)*G[1 - y, 1, 1 - y, 1, 0, z])/(y*z) - (10*(-1 + y)*G[1 - y, 1, 1 - y, 1 - y, 0, z])/(y*z) - (17*(-1 + y)*G[1 - y, 1 - y, 0, 0, 0, z])/(2*y*z) + ((-1 + y)*G[1 - y, 1 - y, 0, 1, 0, z])/(2*y*z) + (4*(-1 + y)*G[1 - y, 1 - y, 0, 1 - y, 0, z])/(y*z) + (3*(-1 + y)*G[1 - y, 1 - y, 1, 0, 0, z])/(y*z) + (4*(-1 + y)*G[1 - y, 1 - y, 1, 1, 0, z])/(y*z) + ((1 - y)*G[1 - y, 1 - y, 1, 1 - y, 0, z])/(y*z) + (3*(-1 + y)*G[1 - y, 1 - y, 1 - y, 0, 0, z])/(y*z) + ((1 - y)*G[1 - y, 1 - y, 1 - y, 1 - y, 0, z])/(y*z) + (4*(-1 + y)*G[1 - y, 1 - y, -y, 1 - y, 0, z])/(y*z) + ((-1 + y)*G[1 - y, -y, 0, 1, 0, z])/(y*z) - (11*(-1 + y)*G[1 - y, -y, 0, 1 - y, 0, z])/(y*z) - (12*(-1 + y)*G[1 - y, -y, 1 - y, 0, 0, z])/(y*z) + ((-1 + y)*G[1 - y, -y, 1 - y, 1, 0, z])/(y*z) + (4*(-1 + y)*G[1 - y, -y, 1 - y, 1 - y, 0, z])/(y*z) + (20*(-1 + y)*G[1 - y, -y, -y, 1 - y, 0, z])/(y*z) + (5*(-1 + y)*G[-y, 0, 0, 1, 0, z])/(y*z) - (16*(-1 + y)*G[-y, 0, 0, 1 - y, 0, z])/(y*z) + (5*(-1 + y)*G[-y, 0, 1, 0, 0, z])/(y*z) + (2*(-1 + y)*G[-y, 0, 1, 1, 0, z])/(y*z) + ((1 - y)*G[-y, 0, 1, 1 - y, 0, z])/(y*z) - (17*(-1 + y)*G[-y, 0, 1 - y, 0, 0, z])/(y*z) + (2*(-1 + y)*G[-y, 0, 1 - y, 1, 0, z])/(y*z) + (5*(-1 + y)*G[-y, 0, 1 - y, 1 - y, 0, z])/(y*z) + (22*(-1 + y)*G[-y, 0, -y, 1 - y, 0, z])/(y*z) - (17*(-1 + y)*G[-y, 1 - y, 0, 0, 0, z])/(y*z) + (2*(-1 + y)*G[-y, 1 - y, 0, 1, 0, z])/(y*z) + (6*(-1 + y)*G[-y, 1 - y, 0, 1 - y, 0, z])/(y*z) + (5*(-1 + y)*G[-y, 1 - y, 1, 0, 0, z])/(y*z) + (2*(-1 + y)*G[-y, 1 - y, 1, 1, 0, z])/(y*z) + ((1 - y)*G[-y, 1 - y, 1, 1 - y, 0, z])/(y*z) + (6*(-1 + y)*G[-y, 1 - y, 1 - y, 0, 0, z])/(y*z) + ((1 - y)*G[-y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (2*(-1 + y)*G[-y, 1 - y, 1 - y, 1 - y, 0, z])/(y*z) + (6*(-1 + y)*G[-y, 1 - y, -y, 1 - y, 0, z])/(y*z) - (2*(-1 + y)*G[-y, -y, 0, 1, 0, z])/(y*z) + (22*(-1 + y)*G[-y, -y, 0, 1 - y, 0, z])/(y*z) + (24*(-1 + y)*G[-y, -y, 1 - y, 0, 0, z])/(y*z) - (2*(-1 + y)*G[-y, -y, 1 - y, 1, 0, z])/(y*z) - (8*(-1 + y)*G[-y, -y, 1 - y, 1 - y, 0, z])/(y*z) - (40*(-1 + y)*G[-y, -y, -y, 1 - y, 0, z])/(y*z) + ((313*Pi^2*(-1 + y))/(18*y*z) + ((I/36)*Pi*(2737 - 7563*y + 7077*y^2 - 2251*y^3 - 5474*z + 12578*y*z - 9274*y^2*z + 2332*y^3*z + 2737*z^2 - 5015*y*z^2 + 2116*y^2*z^2))/((-1 + y)*y*(-1 + z)*z* (-1 + y + z)) + (-20029*y^2 + 56595*y^3 - 53112*y^4 + 16546*y^5 - 40058*y*z + 172413*y^2*z - 260714*y^3*z + 163584*y^4*z - 35819*y^5*z - 20029*z^2 + 181521*y*z^2 - 427174*y^2*z^2 + 417292*y^3*z^2 - 171045*y^4*z^2 + 19435*y^5*z^2 + 56793*z^3 - 277769*y*z^3 + 438172*y^2*z^3 - 276743*y^3*z^3 + 60735*y^4*z^3 - 49287*z^4 + 167319*y*z^4 - 181440*y^2*z^4 + 63408*y^3*z^4 + 8311*z^5 - 26801*y*z^5 + 17896*y^2*z^5 + 4212*z^6 - 4212*y*z^6)/ (216*(-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^2))*Zeta[3] + G[1 - y, 1, z]*((((-3*I)/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(19*y^4 - 134*y^5 + 91*y^6 - 114*y^3*z - 251*y^4*z + 432*y^5*z - 55*y^6*z - 441*y^2*z^2 + 558*y^3*z^2 + 382*y^4*z^2 - 190*y^5*z^2 - 521*y*z^3 + 1882*y^2*z^3 - 1052*y^3*z^3 - 42*y^4*z^3 - 180*z^4 + 1780*y*z^4 - 2550*y^2*z^4 + 644*y^3*z^4 + 540*z^5 - 1997*y*z^5 + 1109*y^2*z^5 - 540*z^6 + 738*y*z^6 + 180*z^7))/(72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + ((1 - y)*Zeta[3])/(y*z)) + G[0, 0, z]* ((((-109*I)/8)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-1625 + 2938*y - 1391*y^2 + 6500*z - 5459*y*z + 867*y^2*z - 9750*z^2 - 1251*y*z^2 + 2433*y^2*z^2 + 6500*z^3 + 7115*y*z^3 - 1903*y^2*z^3 - 1625*z^4 - 3343*y*z^4))/(144*y*(-1 + z)^3*z* (-1 + y + z)) - ((I/72)*Pi*(-5026*y^2 + 10052*y^3 - 5026*y^4 - 10052*y*z + 29724*y^2*z - 19439*y^3*z + 1489*y^4*z - 5026*z^2 + 31884*y*z^2 - 28664*y^2*z^2 + 2313*y^3*z^2 + 8648*z^3 - 19925*y*z^3 + 429*y^2*z^3 - 2110*z^4 - 1907*y*z^4 - 1512*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (33523*y^2 - 102441*y^3 + 104313*y^4 - 35395*y^5 + 67046*y*z - 294147*y^2*z + 453170*y^3*z - 283071*y^4*z + 57002*y^5*z + 33523*z^2 - 315999*y*z^2 + 694960*y^2*z^2 - 629536*y^3*z^2 + 238767*y^4*z^2 - 21391*y^5*z^2 - 56001*z^3 + 380252*y*z^3 - 586708*y^2*z^3 + 322250*y^3*z^3 - 59793*y^4*z^3 - 34143*z^4 - 34359*y*z^4 + 111513*y^2*z^4 - 43659*y^3*z^4 + 102197*z^5 - 142840*y*z^5 + 40643*y^2*z^5 - 45576*z^6 + 45900*y*z^6)/ (864*(-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^2) - (21*(-1 + y)*Zeta[3])/(y*z)) + G[-y, 1 - y, z]* ((((3*I)/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(8*y^4 + 20*y^5 - 19*y^6 + 12*y^3*z + 79*y^4*z - 91*y^5*z + 63*y^2*z^2 + 117*y^3*z^2 - 234*y^4*z^2 - 163*y*z^3 + 362*y^2*z^3 - 406*y^3*z^3 - 57*z^4 + 424*y*z^4 - 439*y^2*z^4 + 120*z^5 - 255*y*z^5 - 60*z^6))/(36*y^2*z*(-1 + y + z)* (y + z)^3) - (15*(-1 + y)*Zeta[3])/(y*z)) + G[1 - y, 1 - y, z]*(((I/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(66*y^4 - 140*y^5 + 72*y^6 + 249*y^3*z - 609*y^4*z + 360*y^5*z - 6*y^6*z + 336*y^2*z^2 - 1134*y^3*z^2 + 837*y^4*z^2 - 22*y^5*z^2 + 246*y*z^3 - 1190*y^2*z^3 + 1227*y^3*z^3 - 96*y^4*z^3 + 60*z^4 - 738*y*z^4 + 1236*y^2*z^4 - 276*y^3*z^4 - 180*z^5 + 738*y*z^5 - 382*y^2*z^5 + 180*z^6 - 246*y*z^6 - 60*z^7))/(24*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (13*(-1 + y)*Zeta[3])/(y*z)) + G[1, 1, z]* ((((3*I)/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-113*y + 154*y^2 - 59*y^3 + 180*z + 28*y*z - 93*y^2*z - 49*y^3*z - 540*z^2 + 283*y*z^2 - 61*y^2*z^2 + 540*z^3 - 198*y*z^3 - 180*z^4))/(72*y^2*(-1 + z)*z*(-1 + y + z)) - (9*(-1 + y)*Zeta[3])/(2*y*z)) + G[1, 0, z]* (((2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-373*y + 302*y^2 - 40*y^3 + 120*z + 596*y*z - 477*y^2*z - 41*y^3*z - 360*z^2 - 73*y*z^2 + 175*y^2*z^2 + 360*z^3 - 150*y*z^3 - 120*z^4))/ (72*y^2*(-1 + z)*z*(-1 + y + z)) + ((I/24)*Pi*(-162*y^2 + 554*y^3 - 375*y^4 - 369*y*z + 1873*y^2*z - 1666*y^3*z + 258*y^4*z - 9*z^2 + 2075*y*z^2 - 3251*y^2*z^2 + 878*y^3*z^2 + 360*z^3 - 2851*y*z^3 + 1423*y^2*z^3 - 693*z^4 + 1145*y*z^4 + 342*z^5))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (-2168*y^2 + 4208*y^3 - 2525*y^4 - 4249*y*z + 19973*y^2*z - 17056*y^3*z + 1076*y^4*z + 157*z^2 + 26029*y*z^2 - 43147*y^2*z^2 + 9950*y^3*z^2 + 5788*z^3 - 42901*y*z^3 + 23893*y^2*z^3 - 12047*z^4 + 21121*y*z^4 + 6102*z^5)/(144*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2) + ((-1 + y)*Zeta[3])/(y*z)) + G[0, 1, z]*((((-9*I)/4)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(56*y^3 - 44*y^4 + 5*y^5 + 171*y^2*z - 247*y^3*z + 94*y^4*z - 17*y^5*z + 182*y*z^2 - 488*y^2*z^2 + 311*y^3*z^2 - 86*y^4*z^2 + 56*z^3 - 408*y*z^3 + 427*y^2*z^3 - 156*y^3*z^3 - 112*z^4 + 261*y*z^4 - 122*y^2*z^4 + 56*z^5 - 35*y*z^5))/ (24*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + ((-1 + y)*Zeta[3])/ (y*z)) + G[1, 1 - y, z]*((((7*I)/4)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-25*y + 2*y^2 + 11*y^3 - 180*z + 248*y*z - 135*y^2*z + 43*y^3*z + 540*z^2 - 421*y*z^2 + 133*y^2*z^2 - 540*z^3 + 198*y*z^3 + 180*z^4))/(72*y^2*(-1 + z)*z*(-1 + y + z)) + (11*(-1 + y)*Zeta[3])/(y*z)) + G[1 - y, 0, z]* ((((13*I)/4)*Pi^3*(-1 + y))/(y*z) + ((I/72)*Pi*(-3181*y^3 + 6578*y^4 - 3397*y^5 - 6798*y^2*z + 22487*y^3*z - 17451*y^4*z + 2488*y^5*z - 4887*y*z^2 + 26352*y^2*z^2 - 30355*y^3*z^2 + 8146*y^4*z^2 - 2209*z^3 + 11546*y*z^3 - 20245*y^2*z^3 + 8322*y^3*z^3 + 2042*z^4 - 1401*y*z^4 - 218*y^2*z^4 + 2543*z^5 - 5258*y*z^5 - 2376*z^6))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (17233*y^3 - 53895*y^4 + 56091*y^5 - 19429*y^6 - 21687*y^2*z - 17411*y^3*z + 124214*y^4*z - 101215*y^5*z + 16099*y^6*z - 25443*y*z^2 + 145071*y^2*z^2 - 129149*y^3*z^2 - 28619*y^4*z^2 + 38464*y^5*z^2 - 19703*z^3 + 228885*y*z^3 - 518433*y^2*z^3 + 351599*y^3*z^3 - 41700*y^4*z^3 + 120298*z^4 - 535828*y*z^4 + 631142*y^2*z^4 - 215612*y^3*z^4 - 181487*z^5 + 413602*y*z^5 - 232763*y^2*z^5 + 80892*z^6 - 81216*y*z^6)/(864*(-1 + y)*y*(-1 + z)* z*(-1 + y + z)*(y + z)^3) + (Pi^2*(767*y^4 - 1494*y^5 + 737*y^6 + 1939*y^3*z - 5634*y^4*z + 4080*y^5*z - 551*y^6*z + 745*y^2*z^2 - 6664*y^3*z^2 + 8103*y^4*z^2 - 2028*y^5*z^2 + 527*y*z^3 - 2444*y^2*z^3 + 6207*y^3*z^3 - 2678*y^4*z^3 - 80*z^4 - 714*y*z^4 + 1534*y^2*z^4 - 1296*y^3*z^4 + 240*z^5 - 153*y*z^5 + 165*y^2*z^5 - 240*z^6 + 340*y*z^6 + 80*z^7))/(48*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (18*(-1 + y)*Zeta[3])/(y*z)) + G[0, 1 - y, z]*(((-4*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-278*y^4 + 616*y^5 - 323*y^6 - 885*y^3*z + 2485*y^4*z - 1569*y^5*z + 116*y^6*z - 882*y^2*z^2 + 3882*y^3*z^2 - 3278*y^4*z^2 + 332*y^5*z^2 - 620*y*z^3 + 3190*y^2*z^3 - 3842*y^3*z^3 + 450*y^4*z^3 - 114*z^4 + 1762*y*z^4 - 3102*y^2*z^4 + 638*y^3*z^4 + 354*z^5 - 1652*y*z^5 + 794*y^2*z^5 - 360*z^6 + 510*y*z^6 + 120*z^7))/(72*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (24*(-1 + y)*Zeta[3])/(y*z)) + G[1, z]*((-239*Pi^4*(-1 + y))/(720*y*z) + ((I/72)*Pi^3*(-179 + 70*y + 37*y^2 + 358*z - 231*y*z + 125*y^2*z - 179*z^2 + 161*y*z^2))/(y*(-1 + z)*z*(-1 + y + z)) + (Pi^2*(-587*y^2 - 224*y^3 + 628*y^4 - 1219*y*z - 309*y^2*z + 1613*y^3*z + 281*y^4*z - 434*z^2 + 45*y*z^2 + 2825*y^2*z^2 + 429*y^3*z^2 - 266*z^3 + 3476*y*z^3 - 1020*y^2*z^3 + 1834*z^4 - 2302*y*z^4 - 1134*z^5))/(432*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2) + ((((3*I)/2)*Pi*(-1 + y))/(y*z) + (-91*y + 206*y^2 - 109*y^3 + 180*z - 16*y*z - 192*y^2*z + 28*y^3*z - 540*z^2 + 305*y*z^2 - 14*y^2*z^2 + 540*z^3 - 198*y*z^3 - 180*z^4)/(12*y^2*(-1 + z)*z*(-1 + y + z)))* Zeta[3]) + G[0, z]*((-2323*Pi^4*(-1 + y))/(720*y*z) + ((I/72)*Pi^3*(20 + 140*y - 115*y^2 - 40*z - 525*y*z + 331*y^2*z + 20*z^2 + 385*y*z^2))/(y*(-1 + z)*z*(-1 + y + z)) + ((I/864)*Pi*(32689*y^2 - 100227*y^3 + 102387*y^4 - 34849*y^5 + 65378*y*z - 297008*y^2*z + 434237*y^3*z - 226566*y^4*z + 23959*y^5*z + 32689*z^2 - 324799*y*z^2 + 685136*y^2*z^2 - 505343*y^3*z^2 + 113289*y^4*z^2 - 59726*z^3 + 374671*y*z^3 - 496196*y^2*z^3 + 182223*y^3*z^3 + 21385*z^4 - 108626*y*z^4 + 86269*y^2*z^4 + 5652*z^5 - 6624*y*z^5))/((-1 + y)*y*(-1 + z)*z* (-1 + y + z)*(y + z)^2) + (28217*y^2 - 88299*y^3 + 91947*y^4 - 31865*y^5 + 56434*y*z - 415048*y^2*z + 797187*y^3*z - 486104*y^4*z + 47531*y^5*z + 28217*z^2 - 492755*y*z^2 + 1516202*y^2*z^2 - 1458463*y^3*z^2 + 409823*y^4*z^2 - 66622*z^3 + 859555*y*z^3 - 1523818*y^2*z^3 + 733909*y^3*z^3 + 48593*z^4 - 430398*y*z^4 + 378781*y^2*z^4 - 10188*z^5 + 7164*y*z^5)/ (1728*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-11417*y^2 + 22276*y^3 - 10877*y^4 - 22834*y*z + 79658*y^2*z - 69560*y^3*z + 15427*y^4*z - 11417*z^2 + 99256*y*z^2 - 145366*y^2*z^2 + 59674*y^3*z^2 - 4568*y^4*z^2 + 32568*z^3 - 134443*y*z^3 + 91171*y^2*z^3 - 12426*y^3*z^3 - 29148*z^4 + 62490*y*z^4 - 14064*y^2*z^4 + 6260*z^5 - 4469*y*z^5 + 1737*z^6))/(432*y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^2) + (((27*I)*Pi*(-1 + y))/(y*z) + (-283 + 785*y - 737*y^2 + 235*y^3 + 1132*z - 2859*y*z + 2408*y^2*z - 684*y^3*z - 1698*z^2 + 3867*y*z^2 - 2826*y^2*z^2 + 666*y^3*z^2 + 1132*z^3 - 2303*y*z^3 + 1382*y^2*z^3 - 220*y^3*z^3 - 283*z^4 + 510*y*z^4 - 224*y^2*z^4)/(4*(-1 + y)*y*(-1 + z)^3*z*(-1 + y + z)))* Zeta[3]) + G[1 - y, z]*((-973*Pi^4*(-1 + y))/(720*y*z) - ((I/72)*Pi^3*(-299*y^3 + 670*y^4 - 353*y^5 - 816*y^2*z + 2527*y^3*z - 1821*y^4*z + 164*y^5*z - 519*y*z^2 + 3264*y^2*z^2 - 3563*y^3*z^2 + 584*y^4*z^2 - 299*z^3 + 1708*y*z^3 - 3077*y^2*z^3 + 768*y^3*z^3 + 598*z^4 - 1281*y*z^4 + 440*y^2*z^4 - 299*z^5 + 92*y*z^5))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(2044*y^3 - 3962*y^4 + 1846*y^5 + 4395*y^2*z - 13067*y^3*z + 8088*y^4*z - 694*y^5*z + 2070*y*z^2 - 13212*y^2*z^2 + 10966*y^3*z^2 - 670*y^4*z^2 + 1360*z^3 - 3332*y*z^3 + 1855*y^2*z^3 + 3513*y^3*z^3 - 866*z^4 - 5217*y*z^4 + 8114*y^2*z^4 - 2348*z^5 + 6479*y*z^5 + 1854*z^6))/ (432*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (((-39*I)*Pi*(-1 + y))/(y*z) + (-344*y^4 + 544*y^5 - 236*y^6 - 1077*y^3*z + 2383*y^4*z - 1680*y^5*z + 434*y^6*z - 942*y^2*z^2 + 3930*y^3*z^2 - 4229*y^4*z^2 + 1730*y^5*z^2 - 884*y*z^3 + 3562*y^2*z^3 - 5147*y^3*z^3 + 2784*y^4*z^3 - 180*z^4 + 2506*y*z^4 - 4182*y^2*z^4 + 2492*y^3*z^4 + 540*z^5 - 2360*y*z^5 + 1562*y^2*z^5 - 540*z^6 + 738*y*z^6 + 180*z^7)/ (12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*Zeta[3]) - (248*(-1 + y)*Zeta[5])/(5*y*z)) + G[0, z]*((((1079*I)/1440)*Pi^5*(-1 + y))/(y*z) + (-3404809*y + 3404809*y^2 - 3404809*z + 1866998*y*z - 19666666*y^2*z + 4666141*z^2 - 14724046*y*z^2 - 1261332*z^3)/(93312*y*(-1 + z)*z* (y + z)) - ((I/5184)*Pi*(164273*y - 164273*y^2 + 164273*z - 54442*y*z + 710132*y^2*z - 180581*z^2 + 436028*y*z^2 + 16308*z^3))/ (y*(-1 + z)*z*(y + z)) + (Pi^4*(51101 - 146823*y + 141963*y^2 - 46241*y^3 - 199796*z + 557017*y*z - 546182*y^2*z + 189249*y^3*z + 285294*z^2 - 782625*y*z^2 + 738330*y^2*z^2 - 241863*y^3*z^2 - 165236*z^3 + 478179*y*z^3 - 410142*y^2*z^3 + 100943*y^3*z^3 + 15389*z^4 - 98260*y*z^4 + 73943*y^2*z^4 + 16128*z^5 - 7488*y*z^5 - 2880*z^6))/(17280*(-1 + y)*y*(-1 + z)^3*z*(-1 + y + z)) - ((I/864)*Pi^3*(-1564*y^2 + 3668*y^3 - 2104*y^4 - 3128*y*z + 11164*y^2*z - 5881*y^3*z - 5683*y^4*z - 1564*z^2 + 8732*y*z^2 - 6740*y^2*z^2 - 18592*y^3*z^2 + 7571*y^4*z^2 + 4800*z^3 - 851*y*z^3 - 22783*y^2*z^3 + 20373*y^3*z^3 - 5016*z^4 - 11550*y*z^4 + 19707*y^2*z^4 + 1888*z^5 + 6797*y*z^5 - 108*z^6))/ (y*(-1 + z)^2*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-403943*y^2 + 1210965*y^3 - 1210101*y^4 + 403079*y^5 - 807886*y*z + 3193983*y^2*z - 5032798*y^3*z + 3692727*y^4*z - 1046026*y^5*z - 403943*z^2 + 3001095*y*z^2 - 6957542*y^2*z^2 + 7718726*y^3*z^2 - 4001499*y^4*z^2 + 645107*y^5*z^2 + 1278789*z^3 - 4294186*y*z^3 + 6446054*y^2*z^3 - 4951690*y^3*z^3 + 1521033*y^4*z^3 - 1420053*z^4 + 2897199*y*z^4 - 2533671*y^2*z^4 + 1052637*y^3*z^4 + 619511*z^5 - 872470*y*z^5 + 252959*y^2*z^5 - 74304*z^6 + 76248*y*z^6))/(31104*(-1 + y)*y*(-1 + z)^2*z* (-1 + y + z)*(y + z)^2) + ((521*Pi^2*(-1 + y))/(12*y*z) + ((I/4)*Pi*(-128 + 256*y - 128*y^2 + 256*z - 237*y*z + 83*y^2*z - 128*z^2 - 19*y*z^2))/(y*(-1 + z)*z*(-1 + y + z)) + (-1734*y^2 + 3468*y^3 - 1734*y^4 - 3468*y*z + 10500*y^2*z - 8042*y^3*z + 1500*y^4*z - 1734*z^2 + 11412*y*z^2 - 13063*y^2*z^2 + 4106*y^3*z^2 + 3258*z^3 - 9191*y*z^3 + 4063*y^2*z^3 - 1314*z^4 + 1247*y*z^4 - 210*z^5)/(24*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))* G[0, 0, 0, y] + (47*Pi^2*(-1 + y)*G[0, 0, 1, y])/(6*y*z) + ((-125*Pi^2*(-1 + y))/(8*y*z) + ((I/12)*Pi*(278*y^4 - 376*y^5 + 143*y^6 + 780*y^3*z - 1666*y^4*z + 480*y^5*z + 127*y^6*z + 852*y^2*z^2 - 2616*y^3*z^2 + 698*y^4*z^2 + 706*y^5*z^2 - 208*y*z^3 - 1108*y^2*z^3 + 392*y^3*z^3 + 1500*y^4*z^3 - 162*z^4 + 1136*y*z^4 - 1041*y^2*z^4 + 1714*y^3*z^4 + 522*z^5 - 1612*y*z^5 + 1297*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/ (y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (3248*y^4 - 5938*y^5 + 2708*y^6 + 8979*y^3*z - 21625*y^4*z + 11901*y^5*z - 1061*y^6*z + 4818*y^2*z^2 - 25764*y^3*z^2 + 17366*y^4*z^2 - 1022*y^5*z^2 - 2512*y*z^3 - 1552*y^2*z^3 + 2540*y^3*z^3 + 5952*y^4*z^3 - 2106*z^4 + 13910*y*z^4 - 20133*y^2*z^4 + 15892*y^3*z^4 + 5892*z^5 - 20008*y*z^5 + 16867*y^2*z^5 - 5508*z^6 + 8610*y*z^6 + 1722*z^7)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] - (47*Pi^2*(-1 + y)*G[0, 1, 1, y])/(12*y*z) + ((-83*Pi^2*(-1 + y))/(3*y*z) - ((I/12)*Pi*(-361*y^3 + 722*y^4 - 361*y^5 - 921*y^2*z + 2726*y^3*z - 1770*y^4*z + 253*y^5*z - 327*y*z^2 + 3252*y^2*z^2 - 3343*y^3*z^2 + 724*y^4*z^2 - 361*z^3 + 1376*y*z^3 - 2587*y^2*z^3 + 654*y^3*z^3 + 722*z^4 - 1014*y*z^4 + 148*y^2*z^4 - 361*z^5 - 35*y*z^5))/(y*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (1332*y^3 - 2760*y^4 + 1428*y^5 + 3006*y^2*z - 9588*y^3*z + 7178*y^4*z - 1242*y^5*z + 2558*y*z^2 - 12068*y^2*z^2 + 12549*y^3*z^2 - 3860*y^4*z^2 + 1197*z^3 - 6343*y*z^3 + 9152*y^2*z^3 - 3735*y^3*z^3 - 1416*z^4 + 1618*y*z^4 + 96*y^2*z^4 - 735*z^5 + 2167*y*z^5 + 954*z^6)/(24*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1, 0, 0, y] - (19*Pi^2*(-1 + y)*G[1, 0, 1, y])/(4*y*z) + ((25*Pi^2*(-1 + y))/(4*y*z) - ((I/4)*Pi*(40*y^4 - 80*y^5 + 40*y^6 + 147*y^3*z - 335*y^4*z + 111*y^5*z + 41*y^6*z + 156*y^2*z^2 - 600*y^3*z^2 + 196*y^4*z^2 + 212*y^5*z^2 + 202*y*z^3 - 716*y^2*z^3 + 430*y^3*z^3 + 342*y^4*z^3 + 54*z^4 - 644*y*z^4 + 795*y^2*z^4 + 104*y^3*z^4 - 174*z^5 + 670*y*z^5 - 235*y^2*z^5 + 180*z^6 - 228*y*z^6 - 60*z^7))/(y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (-1610*y^4 + 3400*y^5 - 1790*y^6 - 5244*y^3*z + 12154*y^4*z - 6351*y^5*z + 287*y^6*z - 7176*y^2*z^2 + 19692*y^3*z^2 - 8663*y^4*z^2 - 1558*y^5*z^2 - 7289*y*z^3 + 22873*y^2*z^3 - 10325*y^3*z^3 - 6390*y^4*z^3 - 2106*z^4 + 19468*y*z^4 - 17670*y^2*z^4 - 5626*y^3*z^4 + 5892*z^5 - 16955*y*z^5 + 1973*y^2*z^5 - 5508*z^6 + 4776*y*z^6 + 1722*z^7)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + (19*Pi^2*(-1 + y)*G[1, 1, 1, y])/(12*y*z) + ((((171*I)/2)*Pi*(-1 + y))/(y*z) + (430 - 860*y + 430*y^2 - 860*z + 921*y*z - 349*y^2*z + 430*z^2 - 61*y*z^2)/(12*y*(-1 + z)*z* (-1 + y + z)))*G[0, 0, 0, 0, y] + (((-63*I)*Pi*(-1 + y))/(y*z) + (340*y^4 - 828*y^5 + 684*y^6 - 196*y^7 + 1008*y^3*z - 3062*y^4*z + 2678*y^5*z - 526*y^6*z - 101*y^7*z + 849*y^2*z^2 - 4035*y^3*z^2 + 4174*y^4*z^2 - 242*y^5*z^2 - 752*y^6*z^2 + 547*y*z^3 - 3039*y^2*z^3 + 3726*y^3*z^3 + 344*y^4*z^3 - 1608*y^5*z^3 + 69*z^4 - 1487*y*z^4 + 3005*y^2*z^4 - 439*y^3*z^4 - 1202*y^4*z^4 - 249*z^5 + 1432*y*z^5 - 1217*y^2*z^5 + 37*y^3*z^5 + 270*z^6 - 612*y*z^6 + 402*y^2*z^6 - 90*z^7 + 120*y*z^7)/ (12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 0, 1, 0, y] + ((((-105*I)/2)*Pi*(-1 + y))/(y*z) + (325*y^4 - 783*y^5 + 639*y^6 - 181*y^7 + 888*y^3*z - 2813*y^4*z + 2546*y^5*z - 547*y^6*z - 71*y^7*z + 894*y^2*z^2 - 3702*y^3*z^2 + 3589*y^4*z^2 - 179*y^5*z^2 - 596*y^6*z^2 - 260*y*z^3 - 690*y^2*z^3 + 1035*y^3*z^3 + 1499*y^4*z^3 - 1584*y^5*z^3 - 195*z^4 + 1597*y*z^4 - 3022*y^2*z^4 + 3710*y^3*z^4 - 2096*y^4*z^4 + 615*z^5 - 2609*y*z^5 + 3670*y^2*z^5 - 1679*y^3*z^5 - 630*z^6 + 1482*y*z^6 - 852*y^2*z^6 + 210*z^7 - 210*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, 0, y] + ((((57*I)/2)*Pi*(-1 + y))/(y*z) + (-42*y^4 + 86*y^5 - 56*y^6 + 12*y^7 - 96*y^3*z + 274*y^4*z - 103*y^5*z - 150*y^6*z + 75*y^7*z - 46*y^2*z^2 + 222*y^3*z^2 + 175*y^4*z^2 - 731*y^5*z^2 + 380*y^6*z^2 + 66*y*z^3 - 194*y^2*z^3 + 715*y^3*z^3 - 1345*y^4*z^3 + 748*y^5*z^3 + 36*z^4 - 344*y*z^4 + 931*y^2*z^4 - 1407*y^3*z^4 + 764*y^4*z^4 - 116*z^5 + 536*y*z^5 - 899*y^2*z^5 + 479*y^3*z^5 + 120*z^6 - 308*y*z^6 + 208*y^2*z^6 - 40*z^7 + 50*y*z^7)/(4*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, 1, 1, 0, y] + ((((-129*I)/2)*Pi*(-1 + y))/(y*z) + (-131*y^3 + 262*y^4 - 131*y^5 - 342*y^2*z + 997*y^3*z - 658*y^4*z + 107*y^5*z - 155*y*z^2 + 1232*y^2*z^2 - 1268*y^3*z^2 + 324*y^4*z^2 - 131*z^3 + 572*y*z^3 - 1030*y^2*z^3 + 330*y^3*z^3 + 262*z^4 - 420*y*z^4 + 116*y^2*z^4 - 131*z^5 + 3*y*z^5)/ (4*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 0, 0, 0, y] + ((((87*I)/2)*Pi*(-1 + y))/(y*z) + (-239*y^4 + 657*y^5 - 612*y^6 + 194*y^7 - 978*y^3*z + 2899*y^4*z - 2620*y^5*z + 650*y^6*z + 49*y^7*z - 1290*y^2*z^2 + 5250*y^3*z^2 - 5609*y^4*z^2 + 1201*y^5*z^2 + 448*y^6*z^2 - 1400*y*z^3 + 6522*y^2*z^3 - 8649*y^3*z^3 + 2735*y^4*z^3 + 762*y^5*z^3 - 387*z^4 + 4681*y*z^4 - 9859*y^2*z^4 + 5777*y^3*z^4 - 272*y^4*z^4 + 1167*z^5 - 5519*y*z^5 + 5995*y^2*z^5 - 1643*y^3*z^5 - 1170*z^6 + 2598*y*z^6 - 1368*y^2*z^6 + 390*z^7 - 360*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[1, 0, 1, 0, y] + (((36*I)*Pi*(-1 + y))/(y*z) + (48*y^4 - 96*y^5 + 48*y^6 + 176*y^3*z - 420*y^4*z + 145*y^5*z + 33*y^6*z + 185*y^2*z^2 - 768*y^3*z^2 + 305*y^4*z^2 + 194*y^5*z^2 + 243*y*z^3 - 898*y^2*z^3 + 647*y^3*z^3 + 310*y^4*z^3 + 65*z^4 - 780*y*z^4 + 1050*y^2*z^4 + 26*y^3*z^4 - 205*z^5 + 821*y*z^5 - 337*y^2*z^5 + 210*z^6 - 284*y*z^6 - 70*z^7)/(4*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, 0, y] + ((((-27*I)/2)*Pi*(-1 + y))/(y*z) + (-34*y^4 + 68*y^5 - 34*y^6 - 300*y^3*z + 536*y^4*z + 51*y^5*z - 173*y^6*z - 666*y^2*z^2 + 1770*y^3*z^2 - 217*y^4*z^2 - 740*y^5*z^2 - 682*y*z^3 + 2858*y^2*z^3 - 1879*y^3*z^3 - 906*y^4*z^3 - 216*z^4 + 2258*y*z^4 - 3429*y^2*z^4 + 202*y^3*z^4 + 636*z^5 - 2482*y*z^5 + 1237*y^2*z^5 - 630*z^6 + 906*y*z^6 + 210*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 1, 0, y] - (77*(-1 + y)*G[0, 0, 0, 0, 0, y])/(y*z) + (133*(-1 + y)*G[0, 0, 0, 1, 0, y])/(2*y*z) + (78*(-1 + y)*G[0, 0, 1, 0, 0, y])/(y*z) - (47*(-1 + y)*G[0, 0, 1, 1, 0, y])/(y*z) + (57*(-1 + y)*G[0, 1, 0, 0, 0, y])/(y*z) - (40*(-1 + y)*G[0, 1, 0, 1, 0, y])/(y*z) - (93*(-1 + y)*G[0, 1, 1, 0, 0, y])/(2*y*z) + (47*(-1 + y)*G[0, 1, 1, 1, 0, y])/(2*y*z) + (64*(-1 + y)*G[1, 0, 0, 0, 0, y])/(y*z) - (91*(-1 + y)*G[1, 0, 0, 1, 0, y])/(2*y*z) - (60*(-1 + y)*G[1, 0, 1, 0, 0, y])/(y*z) + (57*(-1 + y)*G[1, 0, 1, 1, 0, y])/(2*y*z) - (91*(-1 + y)*G[1, 1, 0, 0, 0, y])/(2*y*z) + (47*(-1 + y)*G[1, 1, 0, 1, 0, y])/(2*y*z) + (30*(-1 + y)*G[1, 1, 1, 0, 0, y])/(y*z) - (19*(-1 + y)*G[1, 1, 1, 1, 0, y])/(2*y*z) + ((313*Pi^2*(-1 + y))/(18*y*z) + ((I/36)*Pi*(-2737 + 4394*y - 1927*y^2 + 10948*z - 14974*y*z + 5862*y^2*z - 16422*z^2 + 18558*y*z^2 - 6105*y^2*z^2 + 10948*z^3 - 10094*y*z^3 + 2332*y^2*z^3 - 2737*z^4 + 2116*y*z^4))/(y*(-1 + z)^3*z* (-1 + y + z)) + (-20029*y^2 + 35846*y^3 - 15925*y^4 - 40058*y*z + 147812*y^2*z - 165402*y^3*z + 59916*y^4*z - 20029*z^2 + 194566*y*z^2 - 389298*y^2*z^2 + 310164*y^3*z^2 - 75837*y^4*z^2 + 73690*z^3 - 361075*y*z^3 + 502633*y^2*z^3 - 273662*y^3*z^3 + 31144*y^4*z^3 - 94524*z^4 + 320513*y*z^4 - 329447*y^2*z^4 + 91650*y^3*z^4 + 41398*z^5 - 134371*y*z^5 + 87627*y^2*z^5 + 6161*z^6 + 20425*y*z^6 - 6696*z^7)/(216*y*(-1 + z)^3*z* (-1 + y + z)*(y + z)^2))*Zeta[3] + G[0, 0, y]* ((((-109*I)/8)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(1625 - 4491*y + 4203*y^2 - 1337*y^3 - 3250*z + 5056*y*z - 2174*y^2*z + 374*y^3*z + 1625*z^2 - 565*y*z^2 - 1066*y^2*z^2))/ (144*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)) - ((I/72)*Pi*(-5026*y^2 + 10052*y^3 - 5026*y^4 - 10052*y*z + 30426*y^2*z - 22553*y^3*z + 3685*y^4*z - 5026*z^2 + 33288*y*z^2 - 36404*y^2*z^2 + 9819*y^3*z^2 + 9350*z^3 - 26063*y*z^3 + 9663*y^2*z^3 - 3622*z^4 + 2827*y*z^4 - 702*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (-33523*y^2 + 102873*y^3 - 105177*y^4 + 35827*y^5 - 67046*y*z + 309044*y^2*z - 467603*y^3*z + 254646*y^4*z - 29041*y^5*z - 33523*z^2 + 337369*y*z^2 - 747356*y^2*z^2 + 584573*y^3*z^2 - 142683*y^4*z^2 + 62906*z^3 - 410173*y*z^3 + 572276*y^2*z^3 - 226629*y^3*z^3 - 25243*z^4 + 134090*y*z^4 - 107227*y^2*z^4 - 4140*z^5 + 5760*y*z^5)/(864*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2) - (21*(-1 + y)*Zeta[3])/(y*z)) + G[1, 1, y]*((((9*I)/4)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(34*y^4 - 68*y^5 + 34*y^6 + 300*y^3*z - 536*y^4*z - 51*y^5*z + 173*y^6*z + 666*y^2*z^2 - 1770*y^3*z^2 + 217*y^4*z^2 + 740*y^5*z^2 + 682*y*z^3 - 2858*y^2*z^3 + 1879*y^3*z^3 + 906*y^4*z^3 + 216*z^4 - 2258*y*z^4 + 3429*y^2*z^4 - 202*y^3*z^4 - 636*z^5 + 2482*y*z^5 - 1237*y^2*z^5 + 630*z^6 - 906*y*z^6 - 210*z^7))/(72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (15*(-1 + y)*Zeta[3])/(2*y*z)) + G[0, 1, y]* ((((-19*I)/4)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(42*y^4 - 86*y^5 + 56*y^6 - 12*y^7 + 96*y^3*z - 274*y^4*z + 103*y^5*z + 150*y^6*z - 75*y^7*z + 46*y^2*z^2 - 222*y^3*z^2 - 175*y^4*z^2 + 731*y^5*z^2 - 380*y^6*z^2 - 66*y*z^3 + 194*y^2*z^3 - 715*y^3*z^3 + 1345*y^4*z^3 - 748*y^5*z^3 - 36*z^4 + 344*y*z^4 - 931*y^2*z^4 + 1407*y^3*z^4 - 764*y^4*z^4 + 116*z^5 - 536*y*z^5 + 899*y^2*z^5 - 479*y^3*z^5 - 120*z^6 + 308*y*z^6 - 208*y^2*z^6 + 40*z^7 - 50*y*z^7))/(24*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3) + (10*(-1 + y)*Zeta[3])/(y*z)) + G[1, 0, y]*((((21*I)/4)*Pi^3*(-1 + y))/(y*z) + ((I/72)*Pi*(-3208*y^3 + 6686*y^4 - 3478*y^5 - 6744*y^2*z + 22730*y^3*z - 17331*y^4*z + 2569*y^5*z - 5292*y*z^2 + 27324*y^2*z^2 - 29644*y^3*z^2 + 7918*y^4*z^2 - 2695*z^3 + 13193*y*z^3 - 20371*y^2*z^3 + 7395*y^3*z^3 + 2852*z^4 - 2307*y*z^4 - 1118*y^2*z^4 + 2273*z^5 - 5594*y*z^5 - 2430*z^6))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (20611*y^3 - 64569*y^4 + 67305*y^5 - 23347*y^6 - 13407*y^2*z - 57773*y^3*z + 174632*y^4*z - 123469*y^5*z + 20017*y^6*z - 5589*y*z^2 + 52605*y^2*z^2 - 11939*y^3*z^2 - 84257*y^4*z^2 + 49504*y^5*z^2 - 4751*z^3 + 135771*y*z^3 - 362031*y^2*z^3 + 257465*y^3*z^3 - 25806*y^4*z^3 + 89962*z^4 - 442480*y*z^4 + 554222*y^2*z^4 - 201704*y^3*z^4 - 166535*z^5 + 393946*y*z^5 - 228059*y^2*z^5 + 81324*z^6 - 81648*y*z^6)/(864*(-1 + y)*y*(-1 + z)* z*(-1 + y + z)*(y + z)^3) + (Pi^2*(1555*y^4 - 2990*y^5 + 1465*y^6 + 3591*y^3*z - 10946*y^4*z + 7272*y^5*z - 907*y^6*z + 33*y^2*z^2 - 11088*y^3*z^2 + 13147*y^4*z^2 - 2608*y^5*z^2 + 871*y*z^3 - 1436*y^2*z^3 + 7483*y^3*z^3 - 2082*y^4*z^3 - 228*z^4 - 698*y*z^4 - 330*y^2*z^4 + 572*y^3*z^4 + 708*z^5 - 1193*y*z^5 + 1733*y^2*z^5 - 720*z^6 + 1020*y*z^6 + 240*z^7))/ (144*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (19*(-1 + y)*Zeta[3])/ (y*z)) + G[1, y]*((-101*Pi^4*(-1 + y))/(60*y*z) + (Pi^2*(1610*y^4 - 3400*y^5 + 1790*y^6 + 5244*y^3*z - 12154*y^4*z + 6351*y^5*z - 287*y^6*z + 7176*y^2*z^2 - 19692*y^3*z^2 + 8663*y^4*z^2 + 1558*y^5*z^2 + 7289*y*z^3 - 22873*y^2*z^3 + 10325*y^3*z^3 + 6390*y^4*z^3 + 2106*z^4 - 19468*y*z^4 + 17670*y^2*z^4 + 5626*y^3*z^4 - 5892*z^5 + 16955*y*z^5 - 1973*y^2*z^5 + 5508*z^6 - 4776*y*z^6 - 1722*z^7))/ (432*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + ((I/24)*Pi^3*(40*y^4 - 80*y^5 + 40*y^6 + 147*y^3*z - 335*y^4*z + 111*y^5*z + 41*y^6*z + 156*y^2*z^2 - 600*y^3*z^2 + 196*y^4*z^2 + 212*y^5*z^2 + 202*y*z^3 - 716*y^2*z^3 + 430*y^3*z^3 + 342*y^4*z^3 + 54*z^4 - 644*y*z^4 + 795*y^2*z^4 + 104*y^3*z^4 - 174*z^5 + 670*y*z^5 - 235*y^2*z^5 + 180*z^6 - 228*y*z^6 - 60*z^7))/(y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + ((((-75*I)/2)*Pi*(-1 + y))/(y*z) + (100*y^4 - 260*y^5 + 230*y^6 - 70*y^7 + 376*y^3*z - 1058*y^4*z + 1020*y^5*z - 396*y^6*z + 58*y^7*z + 453*y^2*z^2 - 1735*y^3*z^2 + 2004*y^4*z^2 - 864*y^5*z^2 + 142*y^6*z^2 + 463*y*z^3 - 2027*y^2*z^3 + 2642*y^3*z^3 - 1162*y^4*z^3 + 104*y^5*z^3 + 121*z^4 - 1451*y*z^4 + 2847*y^2*z^4 - 1617*y^3*z^4 + 140*y^4*z^4 - 361*z^5 + 1614*y*z^5 - 1599*y^2*z^5 + 346*y^3*z^5 + 360*z^6 - 726*y*z^6 + 326*y^2*z^6 - 120*z^7 + 100*y*z^7)/ (4*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*Zeta[3]) - (248*(-1 + y)*Zeta[5])/(5*y*z)) + G[1, z]*((((-7*I)/24)*Pi^5*(-1 + y))/(y*z) - ((I/216)*Pi^3*(-1264*y^2 + 1676*y^3 - 463*y^4 - 2663*y*z + 5529*y^2*z - 3731*y^3*z + 1021*y^4*z - 805*z^2 + 6003*y*z^2 - 6635*y^2*z^2 + 3171*y^3*z^2 + 962*z^3 - 3470*y*z^3 + 2928*y^2*z^3 + 491*z^4 + 130*y*z^4 - 648*z^5))/(y*(-1 + z)*z*(-1 + y + z)* (y + z)^2) + (Pi^2*(8483*y^2 - 17158*y^3 + 5765*y^4 + 14581*y*z - 32103*y^2*z + 24850*y^3*z - 2156*y^4*z + 392*z^2 - 5109*y*z^2 + 2530*y^2*z^2 - 474*y^3*z^2 + 21248*z^3 - 54521*y*z^3 + 24699*y^2*z^3 - 43672*z^4 + 45049*y*z^4 + 22032*z^5))/ (2592*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^4*(-1540*y + 1052*y^2 - 19*y^3 - 339*z + 6445*y*z - 4922*y^2*z + 1866*y^3*z + 1647*z^2 - 10356*y*z^2 + 8454*y^2*z^2 - 3627*y^3*z^2 - 3222*z^3 + 7798*y*z^3 - 6254*y^2*z^3 + 1732*y^3*z^3 + 3174*z^4 - 2608*y*z^4 + 1670*y^2*z^4 - 1575*z^5 + 261*y*z^5 + 315*z^6))/ (720*y^2*(-1 + z)^3*z*(-1 + y + z)) + (13*Pi^2*(-1 + y)*G[0, 0, 0, y])/(6*y*z) - (35*Pi^2*(-1 + y)*G[0, 0, 1, y])/(12*y*z) + ((29*Pi^2*(-1 + y))/(12*y*z) - ((I/12)*Pi*(-5*y - 62*y^2 + 49*y^3 - 180*z + 154*y*z - 33*y^2*z + 59*y^3*z + 540*z^2 - 293*y*z^2 + 95*y^2*z^2 - 540*z^3 + 144*y*z^3 + 180*z^4))/ (y^2*(-1 + z)*z*(-1 + y + z)) + (-554*y^3 + 1366*y^4 - 779*y^5 + 551*y^2*z + 2475*y^3*z - 2431*y^4*z + 41*y^5*z + 3007*y*z^2 - 4287*y^2*z^2 - 349*y^3*z^2 - 411*y^4*z^2 + 1704*z^3 - 10922*y*z^3 + 8780*y^2*z^3 - 2310*y^3*z^3 - 5130*z^4 + 12823*y*z^4 - 5044*y^2*z^4 + 5148*z^5 - 4908*y*z^5 - 1722*z^6)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[0, 1, 0, y] + (29*Pi^2*(-1 + y)*G[0, 1, 1, y])/(12*y*z) - (23*Pi^2*(-1 + y)*G[1, 0, 0, y])/(12*y*z) + (29*Pi^2*(-1 + y)*G[1, 0, 1, y])/(12*y*z) + ((-8*Pi^2*(-1 + y))/(3*y*z) + ((I/12)*Pi*(-5*y - 62*y^2 + 49*y^3 - 180*z + 154*y*z - 33*y^2*z + 59*y^3*z + 540*z^2 - 293*y*z^2 + 95*y^2*z^2 - 540*z^3 + 144*y*z^3 + 180*z^4))/ (y^2*(-1 + z)*z*(-1 + y + z)) + (554*y^3 - 1366*y^4 + 779*y^5 - 551*y^2*z - 2475*y^3*z + 2431*y^4*z - 41*y^5*z - 3007*y*z^2 + 4287*y^2*z^2 + 349*y^3*z^2 + 411*y^4*z^2 - 1704*z^3 + 10922*y*z^3 - 8780*y^2*z^3 + 2310*y^3*z^3 + 5130*z^4 - 12823*y*z^4 + 5044*y^2*z^4 - 5148*z^5 + 4908*y*z^5 + 1722*z^6)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^2))*G[1, 1, 0, y] - (23*Pi^2*(-1 + y)*G[1, 1, 1, y])/(12*y*z) + (((9*I)*Pi*(-1 + y))/(y*z) + (2*y - 52*y^2 + 38*y^3 - 135*z + 131*y*z - 24*y^2*z + 34*y^3*z + 405*z^2 - 268*y*z^2 + 76*y^2*z^2 - 405*z^3 + 135*y*z^3 + 135*z^4)/(6*y^2*(-1 + z)*z*(-1 + y + z)))* G[0, 0, 1, 0, y] + (((6*I)*Pi*(-1 + y))/(y*z) + (-8*y - 44*y^2 + 37*y^3 - 105*z + 127*y*z - 27*y^2*z + 35*y^3*z + 315*z^2 - 230*y*z^2 + 71*y^2*z^2 - 315*z^3 + 111*y*z^3 + 105*z^4)/ (6*y^2*(-1 + z)*z*(-1 + y + z)))*G[0, 1, 0, 0, y] + ((((-27*I)/2)*Pi*(-1 + y))/(y*z) + (3*y - 14*y^2 + 9*y^3 + 90*z - 114*y*z + 79*y^2*z - 15*y^3*z - 270*z^2 + 219*y*z^2 - 65*y^2*z^2 + 270*z^3 - 108*y*z^3 - 90*z^4)/(4*y^2*(-1 + z)*z*(-1 + y + z)))* G[0, 1, 1, 0, y] + ((((-15*I)/2)*Pi*(-1 + y))/(y*z) + (-49*y + 122*y^2 - 67*y^3 + 330*z - 274*y*z + 63*y^2*z - 59*y^3*z - 990*z^2 + 695*y*z^2 - 185*y^2*z^2 + 990*z^3 - 372*y*z^3 - 330*z^4)/ (12*y^2*(-1 + z)*z*(-1 + y + z)))*G[1, 0, 1, 0, y] + (((-6*I)*Pi*(-1 + y))/(y*z) + (8*y + 44*y^2 - 37*y^3 + 105*z - 127*y*z + 27*y^2*z - 35*y^3*z - 315*z^2 + 230*y*z^2 - 71*y^2*z^2 + 315*z^3 - 111*y*z^3 - 105*z^4)/(6*y^2*(-1 + z)*z*(-1 + y + z)))* G[1, 1, 0, 0, y] + (((12*I)*Pi*(-1 + y))/(y*z) + (-6*y - 4*y^2 + 6*y^3 + 55*z - 65*y*z + 38*y^2*z - 110*z^2 + 71*y*z^2 + 55*z^3)/(2*y^2*z*(-1 + y + z)))*G[1, 1, 1, 0, y] - (25*(-1 + y)*G[0, 0, 0, 1, 0, y])/(2*y*z) - (4*(-1 + y)*G[0, 0, 1, 0, 0, y])/(y*z) + (35*(-1 + y)*G[0, 0, 1, 1, 0, y])/(2*y*z) - (4*(-1 + y)*G[0, 1, 0, 0, 0, y])/(y*z) + (27*(-1 + y)*G[0, 1, 0, 1, 0, y])/(2*y*z) + (29*(-1 + y)*G[0, 1, 1, 0, 0, y])/(2*y*z) - (29*(-1 + y)*G[0, 1, 1, 1, 0, y])/(2*y*z) + (23*(-1 + y)*G[1, 0, 0, 1, 0, y])/(2*y*z) + (7*(-1 + y)*G[1, 0, 1, 0, 0, y])/(2*y*z) - (29*(-1 + y)*G[1, 0, 1, 1, 0, y])/(2*y*z) + (4*(-1 + y)*G[1, 1, 0, 0, 0, y])/(y*z) - (25*(-1 + y)*G[1, 1, 0, 1, 0, y])/(2*y*z) - (14*(-1 + y)*G[1, 1, 1, 0, 0, y])/(y*z) + (23*(-1 + y)*G[1, 1, 1, 1, 0, y])/(2*y*z) + ((-65*Pi^2*(-1 + y))/(12*y*z) - ((I/12)*Pi*(-127*y + 182*y^2 - 73*y^3 + 180*z + 110*y*z - 381*y^2*z + 235*y^3*z - 540*z^2 + 161*y*z^2 + 199*y^2*z^2 + 540*z^3 - 144*y*z^3 - 180*z^4))/ (y^2*(-1 + z)*z*(-1 + y + z)) + (-564*y^3 + 914*y^4 - 387*y^5 - 605*y^2*z + 2867*y^3*z - 2901*y^4*z + 960*y^5*z + 725*y*z^2 + 750*y^2*z^2 - 4374*y^3*z^2 + 3504*y^4*z^2 - 609*y^5*z^2 + 568*z^3 - 4075*y*z^3 + 1995*y^2*z^3 + 2733*y^3*z^3 - 1589*y^4*z^3 - 2278*z^4 + 7875*y*z^4 - 3748*y^2*z^4 - 698*y^3*z^4 + 3426*z^5 - 6425*y*z^5 + 1608*y^2*z^5 - 2290*z^6 + 1900*y*z^6 + 574*z^7)/(24*y^2*(-1 + z)^2*z*(-1 + y + z)* (y + z)^2))*Zeta[3] + G[1, 1, y]*(((-2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(6*y + 4*y^2 - 6*y^3 - 55*z + 65*y*z - 38*y^2*z + 110*z^2 - 71*y*z^2 - 55*z^3))/(12*y^2*z*(-1 + y + z)) + ((1 - y)*Zeta[3])/(2*y*z)) + G[0, 0, y]* (((-2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(71 - 34*y - 10*y^2 - 142*z + 84*y*z - 26*y^2*z + 71*z^2 - 50*y*z^2))/(36*y*(-1 + z)*z* (-1 + y + z)) - (25*(-1 + y)*Zeta[3])/(2*y*z)) + G[0, 1, y]*((((9*I)/4)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-3*y + 14*y^2 - 9*y^3 - 90*z + 114*y*z - 79*y^2*z + 15*y^3*z + 270*z^2 - 219*y*z^2 + 65*y^2*z^2 - 270*z^3 + 108*y*z^3 + 90*z^4))/(24*y^2*(-1 + z)*z*(-1 + y + z)) + (2*(-1 + y)*Zeta[3])/(y*z)) + G[1, 0, y]* ((((7*I)/4)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-25*y + 2*y^2 + 11*y^3 - 180*z + 248*y*z - 135*y^2*z + 43*y^3*z + 540*z^2 - 421*y*z^2 + 133*y^2*z^2 - 540*z^3 + 198*y*z^3 + 180*z^4))/(72*y^2*(-1 + z)*z*(-1 + y + z)) + (11*(-1 + y)*Zeta[3])/(y*z)) + (8*(-1 + y)*Zeta[5])/(y*z)) + G[1 - y, z]*((((19*I)/15)*Pi^5*(-1 + y))/(y*z) + ((I/432)*Pi^3*(-3181*y^3 + 6578*y^4 - 3397*y^5 - 6798*y^2*z + 22487*y^3*z - 17451*y^4*z + 2488*y^5*z - 4887*y*z^2 + 26352*y^2*z^2 - 30355*y^3*z^2 + 8146*y^4*z^2 - 2209*z^3 + 11546*y*z^3 - 20245*y^2*z^3 + 8322*y^3*z^3 + 2042*z^4 - 1401*y*z^4 - 218*y^2*z^4 + 2543*z^5 - 5258*y*z^5 - 2376*z^6))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(17233*y^3 - 53895*y^4 + 56091*y^5 - 19429*y^6 - 21687*y^2*z - 17411*y^3*z + 124214*y^4*z - 101215*y^5*z + 16099*y^6*z - 25443*y*z^2 + 145071*y^2*z^2 - 129149*y^3*z^2 - 28619*y^4*z^2 + 38464*y^5*z^2 - 19703*z^3 + 228885*y*z^3 - 518433*y^2*z^3 + 351599*y^3*z^3 - 41700*y^4*z^3 + 120298*z^4 - 535828*y*z^4 + 631142*y^2*z^4 - 215612*y^3*z^4 - 181487*z^5 + 413602*y*z^5 - 232763*y^2*z^5 + 80892*z^6 - 81216*y*z^6))/(5184*(-1 + y)*y* (-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^4*(-6485*y^4 + 18843*y^5 - 18384*y^6 + 6026*y^7 - 17781*y^3*z + 65413*y^4*z - 80644*y^5*z + 37706*y^6*z - 4694*y^7*z - 9948*y^2*z^2 + 71736*y^3*z^2 - 128588*y^4*z^2 + 83458*y^5*z^2 - 16658*y^6*z^2 - 9536*y*z^3 + 45246*y^2*z^3 - 93957*y^3*z^3 + 79544*y^4*z^3 - 21657*y^5*z^3 - 1017*z^4 + 22987*y*z^4 - 52684*y^2*z^4 + 42542*y^3*z^4 - 12548*y^4*z^4 + 2907*z^5 - 18023*y*z^5 + 18988*y^2*z^5 - 3872*y^3*z^5 - 2835*z^6 + 5157*y*z^6 - 1602*y^2*z^6 + 945*z^7 - 585*y*z^7))/ (2160*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(1 - y)*G[0, 0, 0, y])/(3*y*z) - (37*Pi^2*(-1 + y)*G[0, 0, 1, y])/(12*y*z) + ((34*Pi^2*(-1 + y))/(3*y*z) + ((I/12)*Pi*(-445*y^4 + 818*y^5 - 391*y^6 - 1380*y^3*z + 3353*y^4*z - 2139*y^5*z + 256*y^6*z - 1245*y^2*z^2 + 5196*y^3*z^2 - 4669*y^4*z^2 + 916*y^5*z^2 - 985*y*z^3 + 4280*y^2*z^3 - 5263*y^3*z^3 + 1356*y^4*z^3 - 180*z^4 + 2654*y*z^4 - 4155*y^2*z^4 + 1312*y^3*z^4 + 540*z^5 - 2353*y*z^5 + 1120*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/ (y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (-3119*y^4 + 5248*y^5 - 2201*y^6 - 8973*y^3*z + 20170*y^4*z - 11400*y^5*z + 1517*y^6*z - 11355*y^2*z^2 + 33324*y^3*z^2 - 22298*y^4*z^2 + 4100*y^5*z^2 - 7421*y*z^3 + 31954*y^2*z^3 - 25823*y^3*z^3 + 3195*y^4*z^3 - 1704*z^4 + 18898*y*z^4 - 23127*y^2*z^4 + 788*y^3*z^4 + 5130*z^5 - 15551*y*z^5 + 2528*y^2*z^5 - 5148*z^6 + 4074*y*z^6 + 1722*z^7)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (23*Pi^2*(-1 + y)*G[0, 1, 1, y])/(12*y*z) + ((157*Pi^2*(-1 + y))/(12*y*z) + ((I/12)*Pi*(-505*y^3 + 1010*y^4 - 505*y^5 - 1353*y^2*z + 3878*y^3*z - 2814*y^4*z + 397*y^5*z - 759*y*z^2 + 4980*y^2*z^2 - 5755*y^3*z^2 + 1480*y^4*z^2 - 505*z^3 + 2528*y*z^3 - 4999*y^2*z^3 + 2058*y^3*z^3 + 1010*z^4 - 2058*y*z^4 + 1264*y^2*z^4 - 505*z^5 + 289*y*z^5))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (-3415*y^3 + 6290*y^4 - 2875*y^5 - 7500*y^2*z + 21749*y^3*z - 15084*y^4*z + 2317*y^5*z - 5391*y*z^2 + 25614*y^2*z^2 - 25882*y^3*z^2 + 7120*y^4*z^2 - 2245*z^3 + 10934*y*z^3 - 15556*y^2*z^3 + 5874*y^3*z^3 + 1718*z^4 + 1416*y*z^4 - 3116*y^2*z^4 + 3299*z^5 - 6959*y*z^5 - 2772*z^6)/ (72*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 0, 0, y] + (3*Pi^2*(-1 + y)*G[1, 0, 1, y])/(4*y*z) + ((59*Pi^2*(-1 + y))/(12*y*z) + ((I/4)*Pi*(13*y - 26*y^2 + 13*y^3 + 60*z - 74*y*z - 57*y^2*z + 59*y^3*z - 180*z^2 + 109*y*z^2 + 83*y^2*z^2 + 180*z^3 - 48*y*z^3 - 60*z^4))/(y^2*(-1 + z)*z* (-1 + y + z)) + (439*y^4 - 1022*y^5 + 583*y^6 + 2292*y^3*z - 2789*y^4*z - 894*y^5*z + 893*y^6*z + 3159*y^2*z^2 - 4824*y^3*z^2 - 7196*y^4*z^2 + 6344*y^5*z^2 + 5353*y*z^3 - 11228*y^2*z^3 - 6860*y^3*z^3 + 13974*y^4*z^3 + 1704*z^4 - 15644*y*z^4 + 9066*y^2*z^4 + 10868*y^3*z^4 - 5130*z^5 + 15355*y*z^5 - 997*y^2*z^5 + 5148*z^6 - 5064*y*z^6 - 1722*z^7)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + (7*Pi^2*(-1 + y)*G[1, 1, 1, y])/(6*y*z) + ((((45*I)/2)*Pi*(-1 + y))/(y*z) + (-114*y^4 + 326*y^5 - 314*y^6 + 102*y^7 - 360*y^3*z + 1266*y^4*z - 1451*y^5*z + 578*y^6*z - 33*y^7*z - 346*y^2*z^2 + 1830*y^3*z^2 - 2747*y^4*z^2 + 1389*y^5*z^2 - 126*y^6*z^2 - 258*y*z^3 + 1534*y^2*z^3 - 2885*y^3*z^3 + 1883*y^4*z^3 - 264*y^5*z^3 - 48*z^4 + 792*y*z^4 - 2103*y^2*z^4 + 1805*y^3*z^4 - 426*y^4*z^4 + 148*z^5 - 868*y*z^5 + 1179*y^2*z^5 - 459*y^3*z^5 - 150*z^6 + 394*y*z^6 - 264*y^2*z^6 + 50*z^7 - 60*y*z^7)/(4*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, 0, 1, 0, y] + (((33*I)*Pi*(-1 + y))/(y*z) + (476*y^4 - 856*y^5 + 404*y^6 + 1485*y^3*z - 3589*y^4*z + 2337*y^5*z - 341*y^6*z + 1344*y^2*z^2 - 5700*y^3*z^2 + 5354*y^4*z^2 - 1292*y^5*z^2 + 1106*y*z^3 - 4840*y^2*z^3 + 6302*y^3*z^3 - 2052*y^4*z^3 + 210*z^4 - 3064*y*z^4 + 5061*y^2*z^4 - 2024*y^3*z^4 - 630*z^5 + 2810*y*z^5 - 1565*y^2*z^5 + 630*z^6 - 852*y*z^6 - 210*z^7)/(12*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1, 0, 0, y] + (((-15*I)*Pi*(-1 + y))/(y*z) + (158*y^4 - 426*y^5 + 390*y^6 - 122*y^7 + 798*y^3*z - 2224*y^4*z + 1831*y^5*z - 266*y^6*z - 139*y^7*z + 1326*y^2*z^2 - 4908*y^3*z^2 + 4871*y^4*z^2 - 643*y^5*z^2 - 646*y^6*z^2 + 1346*y*z^3 - 6552*y^2*z^3 + 8841*y^3*z^3 - 2843*y^4*z^3 - 762*y^5*z^3 + 396*z^4 - 4618*y*z^4 + 10069*y^2*z^4 - 6347*y^3*z^4 + 560*y^4*z^4 - 1176*z^5 + 5564*y*z^5 - 6265*y^2*z^5 + 1877*y^3*z^5 + 1170*z^6 - 2652*y*z^6 + 1422*y^2*z^6 - 390*z^7 + 360*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1, 1, 0, y] + ((((51*I)/2)*Pi*(-1 + y))/(y*z) + (499*y^3 - 998*y^4 + 499*y^5 + 1344*y^2*z - 3839*y^3*z + 2820*y^4*z - 427*y^5*z + 783*y*z^2 - 4968*y^2*z^2 + 5812*y^3*z^2 - 1606*y^4*z^2 + 499*z^3 - 2564*y*z^3 + 5098*y^2*z^3 - 2256*y^3*z^3 - 998*z^4 + 2106*y*z^4 - 1402*y^2*z^4 + 499*z^5 - 325*y*z^5)/(12*y*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1, 0, 0, 0, y] + (((-15*I)*Pi*(-1 + y))/(y*z) + (176*y^4 - 504*y^5 + 486*y^6 - 158*y^7 + 792*y^3*z - 2386*y^4*z + 2251*y^5*z - 590*y^6*z - 67*y^7*z + 1200*y^2*z^2 - 4746*y^3*z^2 + 5297*y^4*z^2 - 1405*y^5*z^2 - 346*y^6*z^2 + 1184*y*z^3 - 5874*y^2*z^3 + 8379*y^3*z^3 - 3317*y^4*z^3 - 342*y^5*z^3 + 336*z^4 - 4006*y*z^4 + 8887*y^2*z^4 - 5837*y^3*z^4 + 680*y^4*z^4 - 996*z^5 + 4766*y*z^5 - 5407*y^2*z^5 + 1637*y^3*z^5 + 990*z^6 - 2244*y*z^6 + 1194*y^2*z^6 - 330*z^7 + 300*y*z^7)/ (12*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 0, 1, 0, y] + (((-6*I)*Pi*(-1 + y))/(y*z) + (-85*y^4 + 170*y^5 - 85*y^6 - 429*y^3*z + 866*y^4*z - 198*y^5*z - 167*y^6*z - 717*y^2*z^2 + 2076*y^3*z^2 - 577*y^4*z^2 - 728*y^5*z^2 - 715*y*z^3 + 2900*y^2*z^3 - 1927*y^3*z^3 - 960*y^4*z^3 - 210*z^4 + 2282*y*z^4 - 3252*y^2*z^4 + 28*y^3*z^4 + 630*z^5 - 2419*y*z^5 + 1069*y^2*z^5 - 630*z^6 + 852*y*z^6 + 210*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, 0, y] + (((3*I)*Pi*(-1 + y))/(y*z) + (256*y^4 - 512*y^5 + 256*y^6 + 993*y^3*z - 2381*y^4*z + 1389*y^5*z - 49*y^6*z + 1368*y^2*z^2 - 4716*y^3*z^2 + 3598*y^4*z^2 - 256*y^5*z^2 + 1066*y*z^3 - 5192*y^2*z^3 + 5710*y^3*z^3 - 852*y^4*z^3 + 270*z^4 - 3320*y*z^4 + 5877*y^2*z^4 - 1780*y^3*z^4 - 810*z^5 + 3442*y*z^5 - 2053*y^2*z^5 + 810*z^6 - 1188*y*z^6 - 270*z^7)/(12*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 1, 0, y] - (75*(-1 + y)*G[0, 0, 0, 1, 0, y])/(2*y*z) - (61*(-1 + y)*G[0, 0, 1, 0, 0, y])/(2*y*z) + (37*(-1 + y)*G[0, 0, 1, 1, 0, y])/(2*y*z) - (69*(-1 + y)*G[0, 1, 0, 0, 0, y])/(2*y*z) + (65*(-1 + y)*G[0, 1, 0, 1, 0, y])/(2*y*z) + (55*(-1 + y)*G[0, 1, 1, 0, 0, y])/(2*y*z) - (23*(-1 + y)*G[0, 1, 1, 1, 0, y])/(2*y*z) - (24*(-1 + y)*G[1, 0, 0, 0, 0, y])/(y*z) + (27*(-1 + y)*G[1, 0, 0, 1, 0, y])/(2*y*z) + (51*(-1 + y)*G[1, 0, 1, 0, 0, y])/(2*y*z) - (9*(-1 + y)*G[1, 0, 1, 1, 0, y])/(2*y*z) + (14*(-1 + y)*G[1, 1, 0, 0, 0, y])/(y*z) - (3*(-1 + y)*G[1, 1, 0, 1, 0, y])/(2*y*z) - (9*(-1 + y)*G[1, 1, 1, 0, 0, y])/(y*z) - (7*(-1 + y)*G[1, 1, 1, 1, 0, y])/(y*z) + ((-56*Pi^2*(-1 + y))/(3*y*z) + (1192*y^4 - 1592*y^5 + 472*y^6 + 4077*y^3*z - 7901*y^4*z + 4305*y^5*z - 805*y^6*z + 7080*y^2*z^2 - 18105*y^3*z^2 + 12955*y^4*z^2 - 3712*y^5*z^2 + 3622*y*z^3 - 20873*y^2*z^3 + 21475*y^3*z^3 - 7245*y^4*z^3 + 852*z^4 - 10217*y*z^4 + 19302*y^2*z^4 - 7780*y^3*z^4 - 2565*z^5 + 9523*y*z^5 - 5509*y^2*z^5 + 2574*z^6 - 2928*y*z^6 - 861*z^7)/ (36*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - ((I/6)*Pi*(-173*y^4 + 274*y^5 - 119*y^6 - 555*y^3*z + 1186*y^4*z - 759*y^5*z + 146*y^6*z - 537*y^2*z^2 + 1986*y^3*z^2 - 1826*y^4*z^2 + 566*y^5*z^2 - 443*y*z^3 + 1834*y^2*z^3 - 2240*y^3*z^3 + 894*y^4*z^3 - 90*z^4 + 1228*y*z^4 - 1911*y^2*z^4 + 836*y^3*z^4 + 270*z^5 - 1127*y*z^5 + 614*y^2*z^5 - 270*z^6 + 342*y*z^6 + 90*z^7))/(y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* Zeta[3] + G[0, 1, y]*((((5*I)/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-158*y^4 + 426*y^5 - 390*y^6 + 122*y^7 - 798*y^3*z + 2224*y^4*z - 1831*y^5*z + 266*y^6*z + 139*y^7*z - 1326*y^2*z^2 + 4908*y^3*z^2 - 4871*y^4*z^2 + 643*y^5*z^2 + 646*y^6*z^2 - 1346*y*z^3 + 6552*y^2*z^3 - 8841*y^3*z^3 + 2843*y^4*z^3 + 762*y^5*z^3 - 396*z^4 + 4618*y*z^4 - 10069*y^2*z^4 + 6347*y^3*z^4 - 560*y^4*z^4 + 1176*z^5 - 5564*y*z^5 + 6265*y^2*z^5 - 1877*y^3*z^5 - 1170*z^6 + 2652*y*z^6 - 1422*y^2*z^6 + 390*z^7 - 360*y*z^7))/(72*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3) - (26*(-1 + y)*Zeta[3])/(y*z)) + G[1, 0, y]*((((-9*I)/2)*Pi^3*(-1 + y))/(y*z) - ((I/72)*Pi*(-3181*y^3 + 6578*y^4 - 3397*y^5 - 6798*y^2*z + 22487*y^3*z - 17451*y^4*z + 2488*y^5*z - 4887*y*z^2 + 26352*y^2*z^2 - 30355*y^3*z^2 + 8146*y^4*z^2 - 2209*z^3 + 11546*y*z^3 - 20245*y^2*z^3 + 8322*y^3*z^3 + 2042*z^4 - 1401*y*z^4 - 218*y^2*z^4 + 2543*z^5 - 5258*y*z^5 - 2376*z^6))/ (y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (-17233*y^3 + 53895*y^4 - 56091*y^5 + 19429*y^6 + 21687*y^2*z + 17411*y^3*z - 124214*y^4*z + 101215*y^5*z - 16099*y^6*z + 25443*y*z^2 - 145071*y^2*z^2 + 129149*y^3*z^2 + 28619*y^4*z^2 - 38464*y^5*z^2 + 19703*z^3 - 228885*y*z^3 + 518433*y^2*z^3 - 351599*y^3*z^3 + 41700*y^4*z^3 - 120298*z^4 + 535828*y*z^4 - 631142*y^2*z^4 + 215612*y^3*z^4 + 181487*z^5 - 413602*y*z^5 + 232763*y^2*z^5 - 80892*z^6 + 81216*y*z^6)/(864*(-1 + y)*y*(-1 + z)* z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-2489*y^4 + 4930*y^5 - 2453*y^6 - 6189*y^3*z + 18454*y^4*z - 13602*y^5*z + 1877*y^6*z - 2103*y^2*z^2 + 21336*y^3*z^2 - 26867*y^4*z^2 + 6944*y^5*z^2 - 1409*y*z^3 + 6868*y^2*z^3 - 19991*y^3*z^3 + 9174*y^4*z^3 + 360*z^4 + 1342*y*z^4 - 3810*y^2*z^4 + 4268*y^3*z^4 - 1080*z^5 + 1543*y*z^5 - 955*y^2*z^5 + 1080*z^6 - 1476*y*z^6 - 360*z^7))/ (144*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (9*(-1 + y)*Zeta[3])/ (y*z)) + G[1, 1, y]*(((-1/2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-256*y^4 + 512*y^5 - 256*y^6 - 993*y^3*z + 2381*y^4*z - 1389*y^5*z + 49*y^6*z - 1368*y^2*z^2 + 4716*y^3*z^2 - 3598*y^4*z^2 + 256*y^5*z^2 - 1066*y*z^3 + 5192*y^2*z^3 - 5710*y^3*z^3 + 852*y^4*z^3 - 270*z^4 + 3320*y*z^4 - 5877*y^2*z^4 + 1780*y^3*z^4 + 810*z^5 - 3442*y*z^5 + 2053*y^2*z^5 - 810*z^6 + 1188*y*z^6 + 270*z^7))/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + ((-1 + y)*Zeta[3])/ (y*z)) + G[0, 0, y]*(((-1/4*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-280*y^3 + 656*y^4 - 352*y^5 - 786*y^2*z + 2474*y^3*z - 1803*y^4*z + 145*y^5*z - 588*y*z^2 + 3288*y^2*z^2 - 3523*y^3*z^2 + 526*y^4*z^2 - 280*z^3 + 1832*y*z^3 - 3127*y^2*z^3 + 708*y^3*z^3 + 560*z^4 - 1335*y*z^4 + 418*y^2*z^4 - 280*z^5 + 91*y*z^5))/(72*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (45*(-1 + y)*Zeta[3])/(y*z)) + (102*(-1 + y)*Zeta[5])/(y*z)) + G[1, y]*((((39*I)/40)*Pi^5*(-1 + y))/(y*z) + ((I/432)*Pi^3*(-1571*y^3 + 3358*y^4 - 1787*y^5 - 2238*y^2*z + 9229*y^3*z - 6819*y^4*z + 878*y^5*z + 591*y*z^2 + 4116*y^2*z^2 - 5537*y^3*z^2 + 734*y^4*z^2 + 319*z^3 - 6032*y*z^3 + 7975*y^2*z^3 - 4848*y^3*z^3 - 3338*z^4 + 13875*y*z^4 - 10762*y^2*z^4 + 5395*z^5 - 8434*y*z^5 - 2376*z^6))/(y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(4979*y^3 - 15909*y^4 + 16881*y^5 - 5951*y^6 - 11115*y^2*z + 8303*y^3*z + 17364*y^4*z - 19393*y^5*z + 4841*y^6*z - 17761*y*z^2 + 86261*y^2*z^2 - 117515*y^3*z^2 + 49047*y^4*z^2 + 292*y^5*z^2 - 12727*z^3 + 114203*y*z^3 - 266631*y^2*z^3 + 216305*y^3*z^3 - 50502*y^4*z^3 + 52154*z^4 - 226132*y*z^4 + 283830*y^2*z^4 - 109852*y^3*z^4 - 66439*z^5 + 157026*y*z^5 - 91235*y^2*z^5 + 27012*z^6 - 27336*y*z^6))/(1728*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)* (y + z)^3) + (Pi^4*(-3154*y^4 + 8814*y^5 - 8328*y^6 + 2668*y^7 - 5907*y^3*z + 24164*y^4*z - 28025*y^5*z + 9484*y^6*z - 4*y^7*z + 10173*y^2*z^2 - 3489*y^3*z^2 - 17797*y^4*z^2 + 6365*y^5*z^2 + 4172*y^6*z^2 - 8635*y*z^3 + 861*y^2*z^3 + 15045*y^3*z^3 - 20837*y^4*z^3 + 12846*y^5*z^3 - 1827*z^4 + 25307*y*z^4 - 26735*y^2*z^4 - 9905*y^3*z^4 + 12296*y^4*z^4 + 5607*z^5 - 25816*y*z^5 + 18905*y^2*z^5 + 1592*y^3*z^5 - 5670*z^6 + 10314*y*z^6 - 3204*y^2*z^6 + 1890*z^7 - 1170*y*z^7))/ (4320*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (((-1/2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(11*y^4 - 57*y^5 + 75*y^6 - 29*y^7 - 6*y^3*z - 115*y^4*z + 178*y^5*z - 5*y^6*z - 52*y^7*z - 99*y^2*z^2 + 135*y^3*z^2 - 67*y^4*z^2 + 263*y^5*z^2 - 232*y^6*z^2 - 79*y*z^3 + 411*y^2*z^3 - 591*y^3*z^3 + 613*y^4*z^3 - 384*y^5*z^3 - 30*z^4 + 308*y*z^4 - 677*y^2*z^4 + 619*y^3*z^4 - 280*y^4*z^4 + 90*z^5 - 379*y*z^5 + 365*y^2*z^5 - 76*y^3*z^5 - 90*z^6 + 150*y*z^6 + 30*z^7))/(72*(-1 + y)*y^2* (-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, z] + (11*Pi^2*(-1 + y)*G[0, 0, 0, z])/(6*y*z) - (19*Pi^2*(-1 + y)*G[0, 0, 1, z])/(12*y*z) - (17*Pi^2*(-1 + y)*G[0, 0, 1 - y, z])/(12*y*z) - (2*Pi^2*(-1 + y)*G[0, 0, -y, z])/(y*z) - (2*Pi^2*(-1 + y)*G[0, 1, 0, z])/(y*z) + (Pi^2*(-1 + y)*G[0, 1, 1, z])/ (2*y*z) + (3*Pi^2*(-1 + y)*G[0, 1, 1 - y, z])/(2*y*z) - (7*Pi^2*(-1 + y)*G[0, 1 - y, 0, z])/(6*y*z) + (5*Pi^2*(-1 + y)*G[0, 1 - y, 1, z])/(4*y*z) + (7*Pi^2*(-1 + y)*G[0, 1 - y, 1 - y, z])/(6*y*z) - (4*Pi^2*(-1 + y)*G[0, 1 - y, -y, z])/(3*y*z) - (5*Pi^2*(-1 + y)*G[0, -y, 0, z])/(6*y*z) + (Pi^2*(1 - y)*G[0, -y, 1 - y, z])/(2*y*z) + (11*Pi^2*(-1 + y)*G[0, -y, -y, z])/(3*y*z) - (9*Pi^2*(-1 + y)*G[1, 0, 0, z])/(4*y*z) + (Pi^2*(-1 + y)*G[1, 0, 1, z])/(12*y*z) + (5*Pi^2*(-1 + y)*G[1, 0, 1 - y, z])/(3*y*z) + (Pi^2*(1 - y)*G[1, 0, -y, z])/(2*y*z) + (Pi^2*(-1 + y)*G[1, 1, 0, z])/ (2*y*z) + (2*Pi^2*(-1 + y)*G[1, 1, 1, z])/(3*y*z) + (23*Pi^2*(-1 + y)*G[1, 1 - y, 0, z])/(12*y*z) - (3*Pi^2*(-1 + y)*G[1, 1 - y, 1, z])/(4*y*z) - (5*Pi^2*(-1 + y)*G[1, 1 - y, 1 - y, z])/(3*y*z) + (Pi^2*(1 - y)*G[1, 1 - y, -y, z])/(2*y*z) + (3*Pi^2*(-1 + y)*G[1 - y, 0, 0, z])/(4*y*z) + (7*Pi^2*(-1 + y)*G[1 - y, 0, 1, z])/(6*y*z) + (2*Pi^2*(-1 + y)*G[1 - y, 0, 1 - y, z])/(3*y*z) - (11*Pi^2*(-1 + y)*G[1 - y, 0, -y, z])/(6*y*z) + (11*Pi^2*(-1 + y)*G[1 - y, 1, 0, z])/(6*y*z) + (Pi^2*(1 - y)*G[1 - y, 1, 1, z])/(6*y*z) - (2*Pi^2*(-1 + y)*G[1 - y, 1, 1 - y, z])/(y*z) + (Pi^2*(1 - y)*G[1 - y, 1 - y, 0, z])/(3*y*z) + (Pi^2*(1 - y)*G[1 - y, 1 - y, 1, z])/(6*y*z) + (Pi^2*(-1 + y)*G[1 - y, 1 - y, 1 - y, z])/(6*y*z) + (2*Pi^2*(-1 + y)*G[1 - y, 1 - y, -y, z])/(3*y*z) - (5*Pi^2*(-1 + y)*G[1 - y, -y, 0, z])/(6*y*z) + (Pi^2*(1 - y)*G[1 - y, -y, 1 - y, z])/(3*y*z) + (10*Pi^2*(-1 + y)*G[1 - y, -y, -y, z])/(3*y*z) + (Pi^2*(1 - y)*G[-y, 0, 0, z])/(y*z) + (Pi^2*(1 - y)*G[-y, 0, 1, z])/ (6*y*z) + (Pi^2*(1 - y)*G[-y, 0, 1 - y, z])/(2*y*z) + (11*Pi^2*(-1 + y)*G[-y, 0, -y, z])/(3*y*z) + (Pi^2*(-1 + y)*G[-y, 1 - y, 0, z])/(3*y*z) + (Pi^2*(1 - y)*G[-y, 1 - y, 1, z])/(6*y*z) + (Pi^2*(-1 + y)*G[-y, 1 - y, -y, z])/(y*z) + (5*Pi^2*(-1 + y)*G[-y, -y, 0, z])/(3*y*z) + (2*Pi^2*(-1 + y)*G[-y, -y, 1 - y, z])/(3*y*z) - (20*Pi^2*(-1 + y)*G[-y, -y, -y, z])/(3*y*z) + ((-289*Pi^2*(-1 + y))/(12*y*z) + (2915*y^4 - 5092*y^5 + 2321*y^6 + 8808*y^3*z - 21163*y^4*z + 15000*y^5*z - 2987*y^6*z + 13665*y^2*z^2 - 40212*y^3*z^2 + 35663*y^4*z^2 - 11906*y^5*z^2 + 5822*y*z^3 - 39775*y^2*z^3 + 47648*y^3*z^3 - 19413*y^4*z^3 + 900*z^4 - 16390*y*z^4 + 36102*y^2*z^4 - 16910*y^3*z^4 - 3606*z^5 + 15866*y*z^5 - 9992*y^2*z^5 + 4428*z^6 - 5298*y*z^6 - 1722*z^7)/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - ((I/12)*Pi*(-311*y^4 + 478*y^5 - 203*y^6 - 1041*y^3*z + 2128*y^4*z - 1236*y^5*z + 257*y^6*z - 1077*y^2*z^2 + 3696*y^3*z^2 - 3017*y^4*z^2 + 920*y^5*z^2 - 959*y*z^3 + 3604*y^2*z^3 - 3917*y^3*z^3 + 1362*y^4*z^3 - 216*z^4 + 2530*y*z^4 - 3648*y^2*z^4 + 1316*y^3*z^4 + 576*z^5 - 2255*y*z^5 + 1121*y^2*z^5 - 540*z^6 + 684*y*z^6 + 180*z^7))/ (y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*Zeta[3] + G[1, 1 - y, z]*(((-2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(6*y + 4*y^2 - 6*y^3 - 55*z + 65*y*z - 38*y^2*z + 110*z^2 - 71*y*z^2 - 55*z^3))/(12*y^2*z*(-1 + y + z)) + ((1 - y)*Zeta[3])/(2*y*z)) + G[0, 1 - y, z]* (((I/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(11*y^4 - 33*y^5 + 33*y^6 - 11*y^7 - 48*y^3*z + 47*y^4*z + 149*y^5*z - 219*y^6*z + 71*y^7*z - 225*y^2*z^2 + 599*y^3*z^2 - 138*y^4*z^2 - 542*y^5*z^2 + 306*y^6*z^2 - 205*y*z^3 + 1071*y^2*z^3 - 1170*y^3*z^3 - 132*y^4*z^3 + 426*y^5*z^3 - 72*z^4 + 764*y*z^4 - 1648*y^2*z^4 + 844*y^3*z^4 + 92*y^4*z^4 + 212*z^5 - 975*y*z^5 + 1048*y^2*z^5 - 285*y^3*z^5 - 210*z^6 + 476*y*z^6 - 246*y^2*z^6 + 70*z^7 - 60*y*z^7))/(24*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (33*(-1 + y)*Zeta[3])/(2*y*z)) + G[-y, 0, z]* ((((3*I)/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(16*y^4 + 16*y^5 - 20*y^6 + 57*y^3*z + 5*y^4*z - 62*y^5*z + 225*y^2*z^2 - 141*y^3*z^2 - 138*y^4*z^2 - 227*y*z^3 + 277*y^2*z^3 - 332*y^3*z^3 - 81*z^4 + 587*y*z^4 - 488*y^2*z^4 + 180*z^5 - 342*y*z^5 - 90*z^6))/(72*y^2*z*(-1 + y + z)* (y + z)^3) - (15*(-1 + y)*Zeta[3])/(y*z)) + G[1 - y, 0, z]*(((-I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(190*y^4 - 380*y^5 + 190*y^6 + 756*y^3*z - 1772*y^4*z + 963*y^5*z + 17*y^6*z + 1098*y^2*z^2 - 3594*y^3*z^2 + 2467*y^4*z^2 + 38*y^5*z^2 + 802*y*z^3 - 4034*y^2*z^3 + 4105*y^3*z^3 - 264*y^4*z^3 + 204*z^4 - 2522*y*z^4 + 4407*y^2*z^4 - 1060*y^3*z^4 - 624*z^5 + 2626*y*z^5 - 1471*y^2*z^5 + 630*z^6 - 906*y*z^6 - 210*z^7))/ (72*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (14*(-1 + y)*Zeta[3])/ (y*z)) + G[0, -y, z]*((((5*I)/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-5*y^4 + 23*y^5 - 29*y^6 + 11*y^7 - 26*y^3*z + 90*y^4*z - 124*y^5*z + 80*y^6*z - 20*y^7*z + 7*y^2*z^2 + 100*y^3*z^2 - 270*y^4*z^2 + 232*y^5*z^2 - 69*y^6*z^2 - 137*y*z^3 + 408*y^2*z^3 - 572*y^3*z^3 + 437*y^4*z^3 - 131*y^5*z^3 - 44*z^4 + 519*y*z^4 - 1044*y^2*z^4 + 813*y^3*z^4 - 234*y^4*z^4 + 144*z^5 - 676*y*z^5 + 838*y^2*z^5 - 306*y^3*z^5 - 150*z^6 + 349*y*z^6 - 209*y^2*z^6 + 50*z^7 - 55*y*z^7))/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3) - (12*(-1 + y)*Zeta[3])/(y*z)) + G[1 - y, -y, z]*(((2*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-47*y^4 + 117*y^5 - 99*y^6 + 29*y^7 - 177*y^3*z + 481*y^4*z - 481*y^5*z + 233*y^6*z - 56*y^7*z - 204*y^2*z^2 + 780*y^3*z^2 - 989*y^4*z^2 + 601*y^5*z^2 - 188*y^6*z^2 - 236*y*z^3 + 966*y^2*z^3 - 1305*y^3*z^3 + 797*y^4*z^3 - 237*y^5*z^3 - 63*z^4 + 733*y*z^4 - 1423*y^2*z^4 + 911*y^3*z^4 - 188*y^4*z^4 + 183*z^5 - 806*y*z^5 + 805*y^2*z^5 - 182*y^3*z^5 - 180*z^6 + 354*y*z^6 - 144*y^2*z^6 + 60*z^7 - 45*y*z^7))/(36*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3) - (12*(-1 + y)*Zeta[3])/(y*z)) + G[1, 0, z]*((((9*I)/4)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(20*y - 16*y^2 + 2*y^3 - 165*z + 146*y*z - 84*y^2*z + 25*y^3*z + 495*z^2 - 352*y*z^2 + 100*y^2*z^2 - 495*z^3 + 186*y*z^3 + 165*z^4))/(36*y^2*(-1 + z)*z*(-1 + y + z)) - (2*(-1 + y)*Zeta[3])/(y*z)) + G[0, 1, z]* ((((7*I)/4)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-20*y^4 + 24*y^5 + 3*y^6 - 7*y^7 + 114*y^3*z - 206*y^4*z + 167*y^5*z - 91*y^6*z + 16*y^7*z + 447*y^2*z^2 - 1257*y^3*z^2 + 1237*y^4*z^2 - 533*y^5*z^2 + 106*y^6*z^2 + 529*y*z^3 - 2409*y^2*z^3 + 3297*y^3*z^3 - 1729*y^4*z^3 + 342*y^5*z^3 + 183*z^4 - 1925*y*z^4 + 4133*y^2*z^4 - 3031*y^3*z^4 + 700*y^4*z^4 - 543*z^5 + 2416*y*z^5 - 2741*y^2*z^5 + 868*y^3*z^5 + 540*z^6 - 1170*y*z^6 + 570*y^2*z^6 - 180*z^7 + 150*y*z^7))/ (72*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (3*(-1 + y)*Zeta[3])/(2*y*z)) + G[1, 1, z]* (((-I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(9*y - 18*y^2 + 9*y^3 - 15*z + 3*y*z + 11*y^2*z + 3*y^3*z + 45*z^2 - 33*y*z^2 + 7*y^2*z^2 - 45*z^3 + 21*y*z^3 + 15*z^4))/(12*y^2*(-1 + z)*z*(-1 + y + z)) + (6*(-1 + y)*Zeta[3])/(y*z)) + G[1 - y, 1 - y, z]* (((I/2)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(121*y - 363*y^2 + 363*y^3 - 121*y^4 + 270*z - 842*y*z + 803*y^2*z - 172*y^3*z - 59*y^4*z - 810*z^2 + 1561*y*z^2 - 740*y^2*z^2 - 11*y^3*z^2 + 810*z^3 - 1080*y*z^3 + 300*y^2*z^3 - 270*z^4 + 240*y*z^4))/ (72*(-1 + y)*y^2*(-1 + z)*z*(-1 + y + z)) + (7*(-1 + y)*Zeta[3])/ (y*z)) + G[-y, 1 - y, z]*((Pi^2*(-70*y^4 + 164*y^5 - 88*y^6 - 141*y^3*z + 445*y^4*z - 304*y^5*z + 57*y^2*z^2 + 195*y^3*z^2 - 306*y^4*z^2 + 29*y*z^3 - 217*y^2*z^3 + 56*y^3*z^3 + 33*z^4 - 191*y*z^4 + 284*y^2*z^4 - 60*z^5 + 168*y*z^5 + 30*z^6))/ (72*y^2*z*(-1 + y + z)*(y + z)^3) + (7*(-1 + y)*Zeta[3])/(y*z)) + G[-y, -y, z]*(((-4*I)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(22*y^4 - 164*y^5 + 112*y^6 - 39*y^3*z - 337*y^4*z + 376*y^5*z - 549*y^2*z^2 + 273*y^3*z^2 + 474*y^4*z^2 + 247*y*z^3 + 61*y^2*z^3 + 376*y^3*z^3 + 75*z^4 - 565*y*z^4 + 364*y^2*z^4 - 180*z^5 + 288*y*z^5 + 90*z^6))/(36*y^2*z*(-1 + y + z)* (y + z)^3) + (24*(-1 + y)*Zeta[3])/(y*z)) + G[0, 0, z]*((((-9*I)/4)*Pi^3*(-1 + y))/(y*z) + (Pi^2*(-46*y^4 + 92*y^5 - 46*y^6 - 185*y^3*z + 419*y^4*z - 165*y^5*z - 35*y^6*z - 249*y^2*z^2 + 844*y^3*z^2 - 390*y^4*z^2 - 170*y^5*z^2 - 241*y*z^3 + 1022*y^2*z^3 - 802*y^3*z^3 - 226*y^4*z^3 - 65*z^4 + 776*y*z^4 - 1140*y^2*z^4 + 62*y^3*z^4 + 205*z^5 - 819*y*z^5 + 367*y^2*z^5 - 210*z^6 + 284*y*z^6 + 70*z^7))/(24*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (65*(-1 + y)*Zeta[3])/(2*y*z)) + G[1, z]*((37*Pi^4*(-1 + y))/(90*y*z) - ((I/72)*Pi^3*(-5*y - 62*y^2 + 49*y^3 - 180*z + 154*y*z - 33*y^2*z + 59*y^3*z + 540*z^2 - 293*y*z^2 + 95*y^2*z^2 - 540*z^3 + 144*y*z^3 + 180*z^4))/(y^2*(-1 + z)*z*(-1 + y + z)) + (Pi^2*(-554*y^3 + 1366*y^4 - 779*y^5 + 551*y^2*z + 2475*y^3*z - 2431*y^4*z + 41*y^5*z + 3007*y*z^2 - 4287*y^2*z^2 - 349*y^3*z^2 - 411*y^4*z^2 + 1704*z^3 - 10922*y*z^3 + 8780*y^2*z^3 - 2310*y^3*z^3 - 5130*z^4 + 12823*y*z^4 - 5044*y^2*z^4 + 5148*z^5 - 4908*y*z^5 - 1722*z^6))/(432*y^2*(-1 + z)*z*(-1 + y + z)* (y + z)^2) + (((-3*I)*Pi*(-1 + y))/(y*z) + (13*y - 30*y^2 + 16*y^3 - 20*z - 10*y*z + 30*y^2*z + 2*y^3*z + 60*z^2 - 19*y*z^2 - 60*z^3 + 16*y*z^3 + 20*z^4)/ (2*y^2*(-1 + z)*z*(-1 + y + z)))*Zeta[3]) + G[-y, z]*((299*Pi^4*(-1 + y))/(180*y*z) + ((I/36)*Pi^3*(19*y^4 - 110*y^5 + 73*y^6 + 30*y^3*z - 304*y^4*z + 274*y^5*z - 204*y^2*z^2 - 144*y^3*z^2 + 456*y^4*z^2 + 262*y*z^3 - 392*y^2*z^3 + 544*y^3*z^3 + 81*z^4 - 622*y*z^4 + 541*y^2*z^4 - 180*z^5 + 342*y*z^5 + 90*z^6))/(y^2*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(535*y^4 - 974*y^5 + 427*y^6 + 849*y^3*z - 3379*y^4*z + 1810*y^5*z + 5175*y^2*z^2 - 9399*y^3*z^2 + 4296*y^4*z^2 + 5953*y*z^3 - 15329*y^2*z^3 + 7426*y^3*z^3 + 2106*z^4 - 12121*y*z^4 + 8791*y^2*z^4 - 3786*z^5 + 6000*y*z^5 + 1722*z^6))/ (432*y^2*z*(-1 + y + z)*(y + z)^3) + (((12*I)*Pi*(-1 + y))/(y*z) + (-46*y^4 + 164*y^5 - 100*y^6 - 51*y^3*z + 391*y^4*z - 340*y^5*z + 303*y^2*z^2 - 39*y^3*z^2 - 390*y^4*z^2 - 109*y*z^3 - 139*y^2*z^3 - 160*y^3*z^3 - 21*z^4 + 187*y*z^4 - 40*y^2*z^4 + 60*z^5 - 60*y*z^5 - 30*z^6)/(6*y^2*z*(-1 + y + z)*(y + z)^3))* Zeta[3]) + G[1 - y, z]*((-31*Pi^4*(-1 + y))/(72*y*z) - ((I/24)*Pi^3*(13*y - 26*y^2 + 13*y^3 + 60*z - 74*y*z - 57*y^2*z + 59*y^3*z - 180*z^2 + 109*y*z^2 + 83*y^2*z^2 + 180*z^3 - 48*y*z^3 - 60*z^4))/(y^2*(-1 + z)*z*(-1 + y + z)) + (Pi^2*(-439*y^4 + 1022*y^5 - 583*y^6 - 2292*y^3*z + 2789*y^4*z + 894*y^5*z - 893*y^6*z - 3159*y^2*z^2 + 4824*y^3*z^2 + 7196*y^4*z^2 - 6344*y^5*z^2 - 5353*y*z^3 + 11228*y^2*z^3 + 6860*y^3*z^3 - 13974*y^4*z^3 - 1704*z^4 + 15644*y*z^4 - 9066*y^2*z^4 - 10868*y^3*z^4 + 5130*z^5 - 15355*y*z^5 + 997*y^2*z^5 - 5148*z^6 + 5064*y*z^6 + 1722*z^7))/ (432*y^2*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (((21*I)*Pi*(-1 + y))/(y*z) + (-11*y^4 - 15*y^5 + 51*y^6 - 25*y^7 - 162*y^3*z + 103*y^4*z + 332*y^5*z - 289*y^6*z + 16*y^7*z - 315*y^2*z^2 + 615*y^3*z^2 + 373*y^4*z^2 - 893*y^5*z^2 + 220*y^6*z^2 - 587*y*z^3 + 1875*y^2*z^3 - 1029*y^3*z^3 - 895*y^4*z^3 + 576*y^5*z^3 - 192*z^4 + 1930*y*z^4 - 3043*y^2*z^4 + 737*y^3*z^4 + 448*y^4*z^4 + 552*z^5 - 2231*y*z^5 + 1831*y^2*z^5 - 152*y^3*z^5 - 540*z^6 + 1008*y*z^6 - 348*y^2*z^6 + 180*z^7 - 120*y*z^7)/(12*(-1 + y)*y^2*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*Zeta[3]) + (110*(-1 + y)*Zeta[5])/ (y*z))), gamma[1, 3] -> (Nc^3*(-1/2*1/((-1 + y)*z) + G[0, y]/(2*(-1 + y)^2*z)))/eps^4 + (Nc^2*Nf*(5/(12*(-1 + y)*z) - (5*G[0, y])/(12*(-1 + y)^2*z)) + Nc^3*(-97/(24*(-1 + y)*z) - (((3*I)/2)*Pi)/((-1 + y)*z) + (Pi^2*(-1 + z))/(12*z*(-1 + y + z)^2) + ((-2 + 2*y + z)*G[0, z])/ (2*(-1 + y)*z*(-1 + y + z)) + G[0, y]* ((((3*I)/2)*Pi)/((-1 + y)^2*z) + (-73 + 61*y + 12*y^2 + 73*z + 24*y*z)/(24*(-1 + y)^2*z*(-1 + y + z)) + ((-2 + 4*y - 2*y^2 + 3*z - 4*y*z + y^2*z - z^2)*G[0, z])/ (2*(-1 + y)^2*z*(-1 + y + z)^2)) - (3*G[0, 0, y])/ (2*(-1 + y)^2*z) + ((1 - z)*G[1, 0, y])/(2*z*(-1 + y + z)^2) + ((1 - z)*G[1, 0, z])/(2*z*(-1 + y + z)^2)))/eps^3 + Nc*Nf^2*((738 - 1075*y - 337*z)/(648*(-1 + y)*z*(y + z)) - ((I/108)*Pi*(-36 + 71*y + 35*z))/((-1 + y)*z*(y + z)) - ((I/432)*Pi^3*(-y^3 + 2*y^4 - y^5 + 96*y*z - 339*y^2*z + 423*y^3*z - 197*y^4*z + 17*y^5*z - 48*z^2 + 21*y*z^2 + 153*y^2*z^2 - 137*y^3*z^2 + 3*y^4*z^2 + 71*z^3 - 139*y*z^3 + 89*y^2*z^3 - 45*y^3*z^3 - 15*z^4 + 22*y*z^4 - 31*y^2*z^4 - 8*z^5))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(72*y^2 - 353*y^3 + 685*y^4 - 599*y^5 + 195*y^6 - 672*y*z + 2229*y^2*z - 2125*y^3*z - 205*y^4*z + 773*y^5*z + 768*z^2 - 1623*y*z^2 + 1275*y^2*z^2 - 1992*y^3*z^2 + 1824*y^4*z^2 - 1181*z^3 + 2857*y*z^3 - 3152*y^2*z^3 + 2232*y^3*z^3 + 284*z^4 - 637*y*z^4 + 1109*y^2*z^4 + 129*z^5 + 123*y*z^5))/(2592*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^3) + (Pi^2*(-3*y + 6*y^2 - y^3 + 15*z - 12*y*z - 3*y^2*z + y^3*z - 36*z^2 + 24*y*z^2 - 3*y^2*z^2 + 26*z^3 - 9*y*z^3 - 5*z^4)*G[1, z])/ (36*z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(2*y - z)*G[0, 1, y])/ (18*(y + z)^4) + (Pi^2*(2*y - z)*G[0, 1, z])/(6*(y + z)^4) + G[0, 1 - y, z]*((Pi^2*(2*y - z))/(9*(y + z)^4) - (2*(2*y - z)*G[1, 0, y])/(3*(y + z)^4)) + G[0, 0, z]*((-7*y^2 + 72*z - 62*y*z - 55*z^2)/(72*z*(-1 + y + z)* (y + z)^2) + (2*(2*y - z)*G[1, 0, y])/(3*(y + z)^4)) + ((-30*y + 168*y^2 - 65*y^3 + 726*z - 876*y*z - 87*y^2*z + 65*y^3*z - 1800*z^2 + 1263*y*z^2 - 81*y^2*z^2 + 1285*z^3 - 357*y*z^3 - 211*z^4)/ (216*z*(-1 + y + z)^2*(y + z)^3) - ((I/72)*Pi*(24*y - 48*y^2 + 17*y^3 - 120*z + 96*y*z + 51*y^2*z - 17*y^3*z + 288*z^2 - 165*y*z^2 - 3*y^2*z^2 - 199*z^3 + 45*y*z^3 + 31*z^4))/(z*(-1 + y + z)^2*(y + z)^3))*G[1, 0, z] + (2*Pi^2*(2*y - z)*G[1, 1, y])/(9*(y + z)^4) + (Pi^2*(-2*y + z)*G[1 - y, 0, z])/(18*(y + z)^4) + G[0, 0, y]*((((-7*I)/72)*Pi)/((-1 + y)^2*z) + (72*y - 71*y^2 - y^3 - 144*z + 578*y*z - 651*y^2*z + 123*y^3*z + 217*z^2 - 507*y*z^2 + 102*y^2*z^2 - 73*z^3 - 21*y*z^3)/ (216*(-1 + y)^2*z*(-1 + y + z)*(y + z)^2) + (2*(2*y - z)*G[1 - y, 0, z])/(3*(y + z)^4)) + (Pi^2*(2*y - z)*G[1 - y, 1, z])/(6*(y + z)^4) + (Pi^2*(2*y - z)*G[1 - y, 1 - y, z])/(18*(y + z)^4) - (2*Pi^2*(2*y - z)*G[-y, 1 - y, z])/(9*(y + z)^4) + G[1, 0, y]*((Pi^2*(-2*y + z))/(18*(y + z)^4) + (30*y - 192*y^2 + 367*y^3 - 278*y^4 + 73*y^5 - 726*z + 3216*y*z - 5655*y^2*z + 4859*y^3*z - 1759*y^4*z + 65*y^5*z + 1140*z^2 - 4059*y*z^2 + 5301*y^2*z^2 - 2427*y^3*z^2 - 81*y^4*z^2 - 305*z^3 + 937*y*z^3 - 653*y^2*z^3 - 357*y^3*z^3 + 17*z^4 - 184*y*z^4 - 211*y^2*z^4 - 126*z^5)/(216*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + ((I/72)*Pi*(24*y - 96*y^2 + 143*y^3 - 94*y^4 + 23*y^5 - 120*z + 528*y*z - 915*y^2*z + 759*y^3*z - 269*y^4*z + 17*y^5*z + 192*z^2 - 675*y*z^2 + 825*y^2*z^2 - 353*y^3*z^2 + 3*y^4*z^2 - 49*z^3 + 101*y*z^3 - 31*y^2*z^3 - 45*y^3*z^3 - 15*z^4 + 22*y*z^4 - 31*y^2*z^4 - 8*z^5))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + ((2*y - z)*G[1 - y, 0, z])/(3*(y + z)^4) + ((-2*y + z)*G[1 - y, 1 - y, z])/(3*(y + z)^4) - (4*(2*y - z)*G[-y, 0, z])/(3*(y + z)^4) + (4*(2*y - z)*G[-y, 1 - y, z])/(3*(y + z)^4)) + (7*G[0, 0, 0, y])/(72*(-1 + y)^2*z) + ((((2*I)/3)*Pi*(2*y - z))/(y + z)^4 + (24*y^2 - 48*y^3 + 9*y^4 - 8*y*z - 104*y^2*z + 76*y^3*z + 15*y^4*z + 4*z^2 - 64*y*z^2 + 138*y^2*z^2 + 36*y^3*z^2 - 8*z^3 + 84*y*z^3 + 18*y^2*z^3 + 13*z^4 - 12*y*z^4 - 9*z^5)/(72*z*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, y] + ((((2*I)/3)*Pi*(2*y - z))/(y + z)^4 + (24*y^2 - 48*y^3 + 17*y^4 - 8*y*z - 104*y^2*z + 108*y^3*z + 3*y^4*z + 4*z^2 - 64*y*z^2 + 186*y^2*z^2 - 12*y^3*z^2 - 8*z^3 + 116*y*z^3 - 54*y^2*z^3 + 21*z^4 - 60*y*z^4 - 21*z^5)/(72*z*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, z] + ((-24*y + 96*y^2 - 143*y^3 + 94*y^4 - 23*y^5 + 120*z - 528*y*z + 915*y^2*z - 759*y^3*z + 269*y^4*z - 17*y^5*z - 192*z^2 + 675*y*z^2 - 825*y^2*z^2 + 353*y^3*z^2 - 3*y^4*z^2 + 49*z^3 - 101*y*z^3 + 31*y^2*z^3 + 45*y^3*z^3 + 15*z^4 - 22*y*z^4 + 31*y^2*z^4 + 8*z^5)* G[1, 0, 0, y])/(72*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + ((24*y - 48*y^2 + 17*y^3 - 120*z + 96*y*z + 51*y^2*z - 17*y^3*z + 288*z^2 - 165*y*z^2 - 3*y^2*z^2 - 199*z^3 + 45*y*z^3 + 31*z^4)* G[1, 0, 0, z])/(72*z*(-1 + y + z)^2*(y + z)^3) + ((((2*I)/3)*Pi*(2*y - z))/(y + z)^4 + (-12*y^2 + 48*y^3 - 69*y^4 + 42*y^5 - 9*y^6 + 136*y*z - 688*y^2*z + 1332*y^3*z - 1191*y^4*z + 434*y^5*z - 23*y^6*z + 184*z^2 - 1128*y*z^2 + 2598*y^2*z^2 - 2712*y^3*z^2 + 1138*y^4*z^2 - 68*y^5*z^2 - 320*z^3 + 1300*y*z^3 - 1850*y^2*z^3 + 984*y^3*z^3 - 66*y^4*z^3 + 139*z^4 - 394*y*z^4 + 347*y^2*z^4 - 20*y^3*z^4 - 23*z^5 + 70*y*z^5 + y^2*z^5 + 12*z^6)/ (72*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4))*G[1, 1, 0, y] + G[0, z]*(((I/72)*Pi*(7*y^2 - 72*z + 62*y*z + 55*z^2))/ (z*(-1 + y + z)*(y + z)^2) + (-36*y + 71*y^2 - 333*z + 352*y*z + 281*z^2)/(108*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-y^3 - 48*y*z + 69*y^2*z - 15*y^3*z + 24*z^2 + 33*y*z^2 - 21*y^2*z^2 - 37*z^3 + 3*y*z^3 + 9*z^4))/(432*z*(-1 + y + z)^2* (y + z)^3) + (Pi^2*(-2*y + z)*G[1, y])/(18*(y + z)^4) + ((7*y^3 + 96*y*z - 123*y^2*z + 17*y^3*z - 48*z^2 - 51*y*z^2 + 3*y^2*z^2 + 79*z^3 - 45*y*z^3 - 31*z^4)*G[0, 0, y])/ (72*z*(-1 + y + z)^2*(y + z)^3) + ((((-2*I)/3)*Pi*(2*y - z))/(y + z)^4 + (-24*y^2 + 48*y^3 - 23*y^4 + 8*y*z + 56*y^2*z - 60*y^3*z - 9*y^4*z - 4*z^2 + 40*y*z^2 - 114*y^2*z^2 + 12*y^3*z^2 + 32*z^3 - 140*y*z^3 + 90*y^2*z^3 - 63*z^4 + 108*y*z^4 + 39*z^5)/(72*z*(-1 + y + z)^2*(y + z)^4))* G[1, 0, y] - (2*(2*y - z)*G[0, 1, 0, y])/(3*(y + z)^4) + (2*(2*y - z)*G[1, 0, 0, y])/(3*(y + z)^4) + ((2*y - z)*G[1, 1, 0, y])/ (3*(y + z)^4)) + G[-y, z]*((4*(2*y - z)*G[0, 1, 0, y])/ (3*(y + z)^4) + (4*(2*y - z)*G[1, 1, 0, y])/(3*(y + z)^4)) + ((3*y - 6*y^2 + y^3 - 15*z + 12*y*z + 3*y^2*z - y^3*z + 36*z^2 - 24*y*z^2 + 3*y^2*z^2 - 26*z^3 + 9*y*z^3 + 5*z^4)*G[1, 1, 0, z])/ (6*z*(-1 + y + z)^2*(y + z)^3) + ((((2*I)/3)*Pi*(2*y - z))/(y + z)^4 + (24*y^2 - 48*y^3 + 23*y^4 - 8*y*z - 56*y^2*z + 60*y^3*z + 13*y^4*z + 4*z^2 - 40*y*z^2 + 114*y^2*z^2 + 4*y^3*z^2 - 32*z^3 + 140*y*z^3 - 66*y^2*z^3 + 63*z^4 - 92*y*z^4 - 35*z^5)/(72*z*(-1 + y + z)^2* (y + z)^4))*G[1 - y, 1, 0, z] + G[0, y]*(((-1/216*I)*Pi*(72*y - 71*y^2 - y^3 - 144*z + 578*y*z - 651*y^2*z + 123*y^3*z + 217*z^2 - 507*y*z^2 + 102*y^2*z^2 - 73*z^3 - 21*y*z^3))/((-1 + y)^2*z*(-1 + y + z)*(y + z)^2) + (-522*y + 647*y^2 - 125*y^3 + 1260*z - 4574*y*z + 4971*y^2*z - 1050*y^3*z - 1657*z^2 + 3711*y*z^2 - 840*y^2*z^2 + 397*z^3 + 210*y*z^3)/(648*(-1 + y)^2*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-59*y^3 + 118*y^4 - 59*y^5 - 96*y*z + 159*y^2*z + 46*y^3*z - 103*y^4*z - 6*y^5*z + 48*z^2 - 201*y*z^2 + 534*y^2*z^2 - 452*y^3*z^2 + 30*y^4*z^2 - 131*z^3 + 586*y*z^3 - 656*y^2*z^3 + 78*y^3*z^3 + 124*z^4 - 289*y*z^4 + 42*y^2*z^4 - 41*z^5))/ (864*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (((-1/72*I)*Pi*(7*y^3 + 96*y*z - 123*y^2*z + 17*y^3*z - 48*z^2 - 51*y*z^2 + 3*y^2*z^2 + 79*z^3 - 45*y*z^3 - 31*z^4))/ (z*(-1 + y + z)^2*(y + z)^3) + (-72*y^2 - y^3 - 552*y*z + 753*y^2*z - 65*y^3*z + 276*z^2 + 267*y*z^2 + 81*y^2*z^2 - 487*z^3 + 357*y*z^3 + 211*z^4)/(216*z*(-1 + y + z)^2*(y + z)^3))* G[0, z] + (Pi^2*(-2*y + z)*G[1 - y, z])/(18*(y + z)^4) + ((7*y^3 + 96*y*z - 123*y^2*z + 17*y^3*z - 48*z^2 - 51*y*z^2 + 3*y^2*z^2 + 79*z^3 - 45*y*z^3 - 31*z^4)*G[0, 0, z])/ (72*z*(-1 + y + z)^2*(y + z)^3) + ((1 - z)*G[1, 0, z])/ (9*z*(-1 + y + z)^2) + ((((-2*I)/3)*Pi*(2*y - z))/(y + z)^4 + (-24*y^2 + 48*y^3 - 23*y^4 + 8*y*z + 56*y^2*z - 60*y^3*z - 13*y^4*z - 4*z^2 + 40*y*z^2 - 114*y^2*z^2 - 4*y^3*z^2 + 32*z^3 - 140*y*z^3 + 66*y^2*z^3 - 63*z^4 + 92*y*z^4 + 35*z^5)/ (72*z*(-1 + y + z)^2*(y + z)^4))*G[1 - y, 0, z] + (2*(2*y - z)*G[0, 1 - y, 0, z])/(3*(y + z)^4) + (2*(2*y - z)*G[1 - y, 0, 0, z])/(3*(y + z)^4) + ((2*y - z)*G[1 - y, 1 - y, 0, z])/(3*(y + z)^4) - (4*(2*y - z)*G[-y, 1 - y, 0, z])/(3*(y + z)^4)) + (2*(2*y - z)*G[0, 0, 1, 0, y])/(3*(y + z)^4) - (2*(2*y - z)*G[0, 0, 1, 0, z])/(3*(y + z)^4) - (2*(2*y - z)*G[0, 1, 0, 0, y])/(3*(y + z)^4) - (2*(2*y - z)*G[0, 1, 0, 0, z])/(3*(y + z)^4) + ((-2*y + z)*G[0, 1, 1, 0, y])/(3*(y + z)^4) + ((-2*y + z)*G[0, 1, 1, 0, z])/(y + z)^4 - (2*(2*y - z)*G[0, 1 - y, 1, 0, z])/(3*(y + z)^4) - (2*(2*y - z)*G[1, 0, 1, 0, y])/(3*(y + z)^4) - (2*(2*y - z)*G[1, 1, 0, 0, y])/(3*(y + z)^4) - (4*(2*y - z)*G[1, 1, 1, 0, y])/(3*(y + z)^4) - (2*(2*y - z)*G[1 - y, 0, 1, 0, z])/(3*(y + z)^4) - (2*(2*y - z)*G[1 - y, 1, 0, 0, z])/(3*(y + z)^4) + ((-2*y + z)*G[1 - y, 1, 1, 0, z])/(y + z)^4 + ((-2*y + z)*G[1 - y, 1 - y, 1, 0, z])/(3*(y + z)^4) + (4*(2*y - z)*G[-y, 0, 1, 0, z])/(3*(y + z)^4) + (4*(2*y - z)*G[-y, 1 - y, 1, 0, z])/(3*(y + z)^4) + ((7*y^3 - 14*y^4 + 7*y^5 + 72*y*z - 231*y^2*z + 260*y^3*z - 113*y^4*z + 12*y^5*z - 36*z^2 + 39*y*z^2 + 36*y^2*z^2 - 40*y^3*z^2 + 61*z^3 - 152*y*z^3 + 124*y^2*z^3 - 36*y^3*z^3 - 22*z^4 + 43*y*z^4 - 24*y^2*z^4 - z^5)*Zeta[3])/(18*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^3) + G[1, y]*(((-1/9*I)*Pi^3*(2*y - z))/(y + z)^4 + (Pi^2*(12*y^2 - 48*y^3 + 69*y^4 - 42*y^5 + 9*y^6 - 136*y*z + 688*y^2*z - 1332*y^3*z + 1191*y^4*z - 434*y^5*z + 23*y^6*z - 184*z^2 + 1128*y*z^2 - 2598*y^2*z^2 + 2712*y^3*z^2 - 1138*y^4*z^2 + 68*y^5*z^2 + 320*z^3 - 1300*y*z^3 + 1850*y^2*z^3 - 984*y^3*z^3 + 66*y^4*z^3 - 139*z^4 + 394*y*z^4 - 347*y^2*z^4 + 20*y^3*z^4 + 23*z^5 - 70*y*z^5 - y^2*z^5 - 12*z^6))/(432*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^4) + (2*Pi^2*(2*y - z)*G[1 - y, z])/ (9*(y + z)^4) - (2*Pi^2*(2*y - z)*G[-y, z])/(9*(y + z)^4) + (2*(2*y - z)*Zeta[3])/(y + z)^4) + G[1 - y, z]* (((-1/9*I)*Pi^3*(2*y - z))/(y + z)^4 + (Pi^2*(-24*y^2 + 48*y^3 - 23*y^4 + 8*y*z + 56*y^2*z - 60*y^3*z - 13*y^4*z - 4*z^2 + 40*y*z^2 - 114*y^2*z^2 - 4*y^3*z^2 + 32*z^3 - 140*y*z^3 + 66*y^2*z^3 - 63*z^4 + 92*y*z^4 + 35*z^5))/ (432*z*(-1 + y + z)^2*(y + z)^4) + ((((2*I)/3)*Pi*(2*y - z))/(y + z)^4 + (24*y^2 - 48*y^3 + 23*y^4 - 8*y*z - 56*y^2*z + 60*y^3*z + 13*y^4*z + 4*z^2 - 40*y*z^2 + 114*y^2*z^2 + 4*y^3*z^2 - 32*z^3 + 140*y*z^3 - 66*y^2*z^3 + 63*z^4 - 92*y*z^4 - 35*z^5)/(72*z*(-1 + y + z)^2*(y + z)^4))* G[1, 0, y] - (2*(2*y - z)*G[0, 1, 0, y])/(3*(y + z)^4) - (2*(2*y - z)*G[1, 0, 0, y])/(3*(y + z)^4) - (4*(2*y - z)*G[1, 1, 0, y])/(3*(y + z)^4) + (2*(2*y - z)*Zeta[3])/ (y + z)^4)) + (Nc*Nf^2*(-1/24*1/((-1 + y)*z) + G[0, y]/(24*(-1 + y)^2*z)) + Nc^2*Nf*((((5*I)/12)*Pi)/((-1 + y)*z) + (72 - 47*y + 25*z)/ (72*(-1 + y)*z*(y + z)) + (Pi^2*(5*y^3 - 10*y^4 + 5*y^5 - 48*y*z + 183*y^2*z - 243*y^3*z + 121*y^4*z - 13*y^5*z + 24*z^2 + 3*y*z^2 - 117*y^2*z^2 + 109*y^3*z^2 - 15*y^4*z^2 - 31*z^3 + 47*y*z^3 - 13*y^2*z^3 + 9*y^3*z^3 + 3*z^4 - 2*y*z^4 + 11*y^2*z^4 + 4*z^5))/ (72*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(-2*y + z)*G[1, y])/(3*(y + z)^4) + (5*G[0, 0, y])/ (12*(-1 + y)^2*z) + ((12*y - 48*y^2 + 67*y^3 - 38*y^4 + 7*y^5 - 60*z + 264*y*z - 471*y^2*z + 411*y^3*z - 157*y^4*z + 13*y^5*z + 96*z^2 - 351*y*z^2 + 453*y^2*z^2 - 217*y^3*z^2 + 15*y^4*z^2 - 29*z^3 + 73*y*z^3 - 47*y^2*z^3 - 9*y^3*z^3 - 3*z^4 + 2*y*z^4 - 11*y^2*z^4 - 4*z^5)*G[1, 0, y])/(12*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^3) + G[0, z]*((3*y^2 - 3*y^3 + 36*z - 54*y*z + 16*y^2*z - 21*z^2 + 17*y*z^2 - 2*z^3)/(12*(-1 + y)*z*(-1 + y + z)* (y + z)^2) - (2*(2*y - z)*G[1, 0, y])/(y + z)^4) + G[1 - y, z]*((Pi^2*(-2*y + z))/(3*(y + z)^4) + (2*(2*y - z)*G[1, 0, y])/(y + z)^4) - ((-1 + z)*(-12*y + 24*y^2 - 13*y^3 + 60*z - 60*y*z - 15*y^2*z - 84*z^2 + 9*y*z^2 + 11*z^3)*G[1, 0, z])/(12*z*(-1 + y + z)^2* (y + z)^3) + G[0, y]*((((-5*I)/12)*Pi)/((-1 + y)^2*z) + (-72*y + 127*y^2 - 43*y^3 - 12*y^4 + 144*z - 466*y*z + 507*y^2*z - 186*y^3*z - 161*z^2 + 351*y*z^2 - 192*y^2*z^2 + 17*z^3 - 18*y*z^3)/ (72*(-1 + y)^2*z*(-1 + y + z)*(y + z)^2) + ((3*y^3 - 6*y^4 + 3*y^5 - 48*y*z + 177*y^2*z - 227*y^3*z + 111*y^4*z - 13*y^5*z + 24*z^2 - 3*y*z^2 - 93*y^2*z^2 + 89*y^3*z^2 - 15*y^4*z^2 - 33*z^3 + 63*y*z^3 - 33*y^2*z^3 + 9*y^3*z^3 + 7*z^4 - 12*y*z^4 + 11*y^2*z^4 + 2*z^5)*G[0, z])/ (12*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) - (2*(2*y - z)*G[1 - y, 0, z])/(y + z)^4) + (2*(2*y - z)*G[0, 1, 0, y])/(y + z)^4 + (2*(2*y - z)*G[0, 1, 0, z])/ (y + z)^4 + (2*(2*y - z)*G[1, 1, 0, y])/(y + z)^4 + (2*(2*y - z)*G[1 - y, 1, 0, z])/(y + z)^4) + Nc^3*((((-181*I)/24)*Pi)/((-1 + y)*z) + ((I/4)*Pi^3*(-1 + z))/ (z*(-1 + y + z)^2) + (-99 - 125*y - 224*z)/(36*(-1 + y)*z*(y + z)) + (Pi^2*(-397*y^3 + 1118*y^4 - 1045*y^5 + 324*y^6 + 264*y*z - 2115*y^2*z + 5199*y^3*z - 5093*y^4*z + 1745*y^5*z - 132*z^2 - 1125*y*z^2 + 5853*y^2*z^2 - 8081*y^3*z^2 + 3483*y^4*z^2 - 199*z^3 + 2825*y*z^3 - 5983*y^2*z^3 + 3351*y^3*z^3 + 657*z^4 - 2276*y*z^4 + 1613*y^2*z^4 - 326*z^5 + 324*y*z^5))/(144*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^3) + (Pi^2*(-2*y^4 + 4*y^5 - 2*y^6 + 22*y*z - 88*y^2*z + 124*y^3*z - 65*y^4*z + 6*y^5*z + y^6*z - 11*z^2 + 54*y^2*z^2 - 36*y^3*z^2 - 14*y^4*z^2 + 4*y^5*z^2 + 22*z^3 - 52*y*z^3 + 80*y^2*z^3 - 68*y^3*z^3 + 6*y^4*z^3 - 13*z^4 + 54*y*z^4 - 63*y^2*z^4 + 4*y^3*z^4 + 7*z^5 - 20*y*z^5 + y^2*z^5 - 3*z^6)*G[1, y])/(12*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((((-9*I)/2)*Pi)/((-1 + y)^2*z) + (103 - 85*y - 18*y^2 - 103*z - 54*y*z)/(24*(-1 + y)^2*z*(-1 + y + z)))*G[0, 0, y] - (3*(-3 + 3*y + z)*G[0, 0, z])/(4*(-1 + y)*z*(-1 + y + z)) + ((((-3*I)/2)*Pi*(-1 + z))/(z*(-1 + y + z)^2) + (-66*y + 264*y^2 - 335*y^3 + 154*y^4 - 29*y^5 + 12*y^6 + 330*z - 1452*y*z + 2691*y^2*z - 2427*y^3*z + 923*y^4*z - 65*y^5*z - 528*z^2 + 2031*y*z^2 - 2661*y^2*z^2 + 1283*y^3*z^2 - 123*y^4*z^2 + 193*z^3 - 461*y*z^3 + 265*y^2*z^3 + 9*y^3*z^3 + 15*z^4 - 76*y*z^4 + 67*y^2*z^4 - 10*z^5 + 12*y*z^5)/(24*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^3))*G[1, 0, y] + G[0, z]*((((3*I)/2)*Pi*(-2 + 2*y + z))/((-1 + y)*z*(-1 + y + z)) + (Pi^2*(2 - 4*y + 2*y^2 - 4*z + 6*y*z - 2*y^2*z + z^2))/ (12*(-1 + y)^2*z*(-1 + y + z)^2) + (-126*y^2 + 126*y^3 - 198*z + 78*y*z + 175*y^2*z + 6*z^2 + 104*y*z^2 + 55*z^3)/ (24*(-1 + y)*z*(-1 + y + z)*(y + z)^2) + ((7 - 14*y + 7*y^2 - 11*z + 14*y*z - 3*y^2*z + 4*z^2)*G[0, 0, y])/ (2*(-1 + y)^2*z*(-1 + y + z)^2) + ((-2*y^4 + 4*y^5 - 2*y^6 + 22*y*z - 88*y^2*z + 124*y^3*z - 68*y^4*z + 8*y^5*z + 2*y^6*z - 11*z^2 + 54*y^2*z^2 - 48*y^3*z^2 - 4*y^4*z^2 + 8*y^5*z^2 + 22*z^3 - 52*y*z^3 + 62*y^2*z^3 - 48*y^3*z^3 + 12*y^4*z^3 - 13*z^4 + 42*y*z^4 - 43*y^2*z^4 + 8*y^3*z^4 + 4*z^5 - 10*y*z^5 + 2*y^2*z^5 - z^6)*G[1, 0, y])/ (2*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4)) + G[1 - y, z]*((Pi^2*(-2*y^4 + 4*y^5 - 2*y^6 + 22*y*z - 88*y^2*z + 124*y^3*z - 69*y^4*z + 10*y^5*z + y^6*z - 11*z^2 + 54*y^2*z^2 - 52*y^3*z^2 + 4*y^4*z^2 + 4*y^5*z^2 + 22*z^3 - 52*y*z^3 + 56*y^2*z^3 - 36*y^3*z^3 + 6*y^4*z^3 - 13*z^4 + 38*y*z^4 - 35*y^2*z^4 + 4*y^3*z^4 + 3*z^5 - 8*y*z^5 + y^2*z^5 - z^6))/ (12*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((2*y^4 - 4*y^5 + 2*y^6 - 22*y*z + 88*y^2*z - 124*y^3*z + 69*y^4*z - 10*y^5*z - y^6*z + 11*z^2 - 54*y^2*z^2 + 52*y^3*z^2 - 4*y^4*z^2 - 4*y^5*z^2 - 22*z^3 + 52*y*z^3 - 56*y^2*z^3 + 36*y^3*z^3 - 6*y^4*z^3 + 13*z^4 - 38*y*z^4 + 35*y^2*z^4 - 4*y^3*z^4 - 3*z^5 + 8*y*z^5 - y^2*z^5 + z^6)*G[1, 0, y])/(2*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^4)) + ((((-3*I)/2)*Pi*(-1 + z))/(z*(-1 + y + z)^2) + (-66*y + 198*y^2 - 233*y^3 + 89*y^4 + 12*y^5 + 330*z - 594*y*z - 39*y^2*z + 356*y^3*z - 65*y^4*z - 792*z^2 + 1083*y*z^2 - 192*y^2*z^2 - 123*y^3*z^2 + 493*z^3 - 502*y*z^3 + 9*y^2*z^3 - 43*z^4 + 67*y*z^4 + 12*z^5)/(24*(-1 + y)*z*(-1 + y + z)^2* (y + z)^3))*G[1, 0, z] + G[0, y]* (((I/24)*Pi*(-109 + 73*y + 36*y^2 + 109*z + 72*y*z))/ ((-1 + y)^2*z*(-1 + y + z)) + (Pi^2*(-23 + 46*y - 23*y^2 + 48*z - 46*y*z - 2*y^2*z - 25*z^2))/(12*(-1 + y)^2*z*(-1 + y + z)^2) + (198*y - 388*y^2 + 25*y^3 + 165*y^4 - 396*z + 1204*y*z - 1542*y^2*z + 1104*y^3*z + 404*z^2 - 981*y*z^2 + 1317*y^2*z^2 - 8*z^3 + 378*y*z^3)/(72*(-1 + y)^2*z*(-1 + y + z)*(y + z)^2) + ((((3*I)/2)*Pi*(-2 + 4*y - 2*y^2 + 3*z - 4*y*z + y^2*z - z^2))/ ((-1 + y)^2*z*(-1 + y + z)^2) + (-72*y^3 + 114*y^4 - 12*y^5 - 30*y^6 + 264*y*z - 1140*y^2*z + 1561*y^3*z - 660*y^4*z - 25*y^5*z - 132*z^2 - 150*y*z^2 + 963*y^2*z^2 - 679*y^3*z^2 - 57*y^4*z^2 + 126*z^3 - 57*y*z^3 - 45*y^2*z^3 - 189*y^3*z^3 + 31*z^4 - 39*y*z^4 - 157*y^2*z^4 - 25*z^5 - 30*y*z^5)/ (24*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3))*G[0, z] - (3*(-3 + 6*y - 3*y^2 + 4*z - 6*y*z + 2*y^2*z - z^2)*G[0, 0, z])/ (4*(-1 + y)^2*z*(-1 + y + z)^2) + ((-1 + z)*G[1, 0, z])/ (2*z*(-1 + y + z)^2) + ((-2*y^4 + 4*y^5 - 2*y^6 + 22*y*z - 88*y^2*z + 124*y^3*z - 69*y^4*z + 10*y^5*z + y^6*z - 11*z^2 + 54*y^2*z^2 - 52*y^3*z^2 + 4*y^4*z^2 + 4*y^5*z^2 + 22*z^3 - 52*y*z^3 + 56*y^2*z^3 - 36*y^3*z^3 + 6*y^4*z^3 - 13*z^4 + 38*y*z^4 - 35*y^2*z^4 + 4*y^3*z^4 + 3*z^5 - 8*y*z^5 + y^2*z^5 - z^6)*G[1 - y, 0, z])/(2*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4)) + (17*G[0, 0, 0, y])/(4*(-1 + y)^2*z) + ((-5*y^4 + 10*y^5 - 5*y^6 - 22*y*z + 88*y^2*z - 152*y^3*z + 136*y^4*z - 52*y^5*z + 2*y^6*z + 11*z^2 - 96*y^2*z^2 + 180*y^3*z^2 - 106*y^4*z^2 + 8*y^5*z^2 - 22*z^3 + 24*y*z^3 + 66*y^2*z^3 - 92*y^3*z^3 + 12*y^4*z^3 + 6*z^4 + 20*y*z^4 - 52*y^2*z^4 + 8*y^3*z^4 + 8*z^5 - 22*y*z^5 + 2*y^2*z^5 - 3*z^6)* G[0, 1, 0, y])/(2*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((-4*y^4 + 8*y^5 - 4*y^6 - 22*y*z + 88*y^2*z - 148*y^3*z + 124*y^4*z - 44*y^5*z + 2*y^6*z + 11*z^2 - 90*y^2*z^2 + 152*y^3*z^2 - 82*y^4*z^2 + 8*y^5*z^2 - 22*z^3 + 28*y*z^3 + 34*y^2*z^3 - 56*y^3*z^3 + 12*y^4*z^3 + 7*z^4 + 2*y*z^4 - 23*y^2*z^4 + 8*y^3*z^4 + 4*z^5 - 10*y*z^5 + 2*y^2*z^5 - z^6)*G[0, 1, 0, z])/ (2*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((-5 + 10*y - 5*y^2 + 7*z - 10*y*z + 3*y^2*z - 2*z^2)*G[1, 0, 0, y])/ (2*(-1 + y)^2*z*(-1 + y + z)^2) + (3*(-1 + z)*G[1, 0, 0, z])/ (2*z*(-1 + y + z)^2) + ((2*y^4 - 4*y^5 + 2*y^6 - 22*y*z + 88*y^2*z - 124*y^3*z + 65*y^4*z - 6*y^5*z - y^6*z + 11*z^2 - 54*y^2*z^2 + 36*y^3*z^2 + 14*y^4*z^2 - 4*y^5*z^2 - 22*z^3 + 52*y*z^3 - 80*y^2*z^3 + 68*y^3*z^3 - 6*y^4*z^3 + 13*z^4 - 54*y*z^4 + 63*y^2*z^4 - 4*y^3*z^4 - 7*z^5 + 20*y*z^5 - y^2*z^5 + 3*z^6)* G[1, 1, 0, y])/(2*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((2*y^4 - 4*y^5 + 2*y^6 - 22*y*z + 88*y^2*z - 124*y^3*z + 69*y^4*z - 10*y^5*z - y^6*z + 11*z^2 - 54*y^2*z^2 + 52*y^3*z^2 - 4*y^4*z^2 - 4*y^5*z^2 - 22*z^3 + 52*y*z^3 - 56*y^2*z^3 + 36*y^3*z^3 - 6*y^4*z^3 + 13*z^4 - 38*y*z^4 + 35*y^2*z^4 - 4*y^3*z^4 - 3*z^5 + 8*y*z^5 - y^2*z^5 + z^6)*G[1 - y, 1, 0, z])/ (2*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((3 - 6*y + 3*y^2 - 2*z + 2*y*z + z^2)*Zeta[3])/ (2*(-1 + y)^2*z*(-1 + y + z)^2)))/eps^2 + (Nc*Nf^2*(((I/72)*Pi)/((-1 + y)*z) + (-9 + 14*y + 5*z)/ (54*(-1 + y)*z*(y + z)) + (Pi^2*(-3*y^3 + 6*y^4 - 3*y^5 + 48*y*z - 177*y^2*z + 229*y^3*z - 111*y^4*z + 11*y^5*z - 24*z^2 + 3*y*z^2 + 99*y^2*z^2 - 91*y^3*z^2 + 9*y^4*z^2 + 33*z^3 - 57*y*z^3 + 27*y^2*z^3 - 15*y^3*z^3 - 5*z^4 + 6*y*z^4 - 13*y^2*z^4 - 4*z^5))/ (432*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(2*y - z)*G[1, y])/(18*(y + z)^4) + G[0, 0, y]/(72*(-1 + y)^2*z) + ((-12*y + 48*y^2 - 69*y^3 + 42*y^4 - 9*y^5 + 60*z - 264*y*z + 465*y^2*z - 397*y^3*z + 147*y^4*z - 11*y^5*z - 96*z^2 + 345*y*z^2 - 435*y^2*z^2 + 199*y^3*z^2 - 9*y^4*z^2 + 27*z^3 - 63*y*z^3 + 33*y^2*z^3 + 15*y^3*z^3 + 5*z^4 - 6*y*z^4 + 13*y^2*z^4 + 4*z^5)*G[1, 0, y])/(72*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^3) + G[0, z]*((-y^2 + 36*z - 26*y*z - 25*z^2)/ (72*z*(-1 + y + z)*(y + z)^2) + ((2*y - z)*G[1, 0, y])/ (3*(y + z)^4)) + G[1 - y, z]*((Pi^2*(2*y - z))/(18*(y + z)^4) + ((-2*y + z)*G[1, 0, y])/(3*(y + z)^4)) + ((12*y - 24*y^2 + 11*y^3 - 60*z + 48*y*z + 33*y^2*z - 11*y^3*z + 144*z^2 - 75*y*z^2 - 9*y^2*z^2 - 97*z^3 + 15*y*z^3 + 13*z^4)* G[1, 0, z])/(72*z*(-1 + y + z)^2*(y + z)^3) + G[0, y]*(((-1/72*I)*Pi)/((-1 + y)^2*z) + (36*y - 43*y^2 + 7*y^3 - 72*z + 274*y*z - 303*y^2*z + 69*y^3*z + 101*z^2 - 231*y*z^2 + 66*y^2*z^2 - 29*z^3 - 3*y*z^3)/ (216*(-1 + y)^2*z*(-1 + y + z)*(y + z)^2) + ((y^3 + 48*y*z - 69*y^2*z + 11*y^3*z - 24*z^2 - 33*y*z^2 + 9*y^2*z^2 + 37*z^3 - 15*y*z^3 - 13*z^4)*G[0, z])/ (72*z*(-1 + y + z)^2*(y + z)^3) + ((2*y - z)*G[1 - y, 0, z])/ (3*(y + z)^4)) + ((-2*y + z)*G[0, 1, 0, y])/(3*(y + z)^4) + ((-2*y + z)*G[0, 1, 0, z])/(3*(y + z)^4) + ((-2*y + z)*G[1, 1, 0, y])/ (3*(y + z)^4) + ((-2*y + z)*G[1 - y, 1, 0, z])/(3*(y + z)^4)) + Nc^2*Nf*((4014 - 6391*y - 2377*z)/(432*(-1 + y)*z*(y + z)) - ((I/9)*Pi*(-27 + 52*y + 25*z))/((-1 + y)*z*(y + z)) + ((I/72)*Pi^3*(5*y^3 - 10*y^4 + 5*y^5 - 144*y*z + 519*y^2*z - 659*y^3*z + 313*y^4*z - 29*y^5*z + 72*z^2 - 21*y*z^2 - 261*y^2*z^2 + 237*y^3*z^2 - 15*y^4*z^2 - 103*z^3 + 191*y*z^3 - 109*y^2*z^3 + 57*y^3*z^3 + 19*z^4 - 26*y*z^4 + 43*y^2*z^4 + 12*z^5))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(-72*y^2 + 52*y^3 + 265*y^4 - 398*y^5 + 153*y^6 - 1668*y*z + 5490*y^2*z - 5914*y^3*z + 1694*y^4*z + 398*y^5*z + 978*z^2 - 1305*y*z^2 - 150*y^2*z^2 - 597*y^3*z^2 + 1263*y^4*z^2 - 1595*z^3 + 3964*y*z^3 - 3827*y^2*z^3 + 2025*y^3*z^3 + 509*z^4 - 1030*y*z^4 + 1088*y^2*z^4 + 108*z^5 + 81*y*z^5))/(432*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^3) - (Pi^2*(-1 + z)*(-y + 2*y^2 + y^3 + 5*z - 5*y*z + 5*y^2*z - 7*z^2 + 7*y*z^2 + 3*z^3)*G[1, z])/ (6*z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(-2*y + z)*G[0, 1, y])/ (6*(y + z)^4) + (Pi^2*(2*y - z)*G[0, 1, z])/(3*(y + z)^4) + G[0, 1 - y, z]*((5*Pi^2*(2*y - z))/(6*(y + z)^4) - (5*(2*y - z)*G[1, 0, y])/(y + z)^4) + G[0, 0, z]*((6*y^2 - 6*y^3 - 108*z + 192*y*z - 83*y^2*z + 78*z^2 - 76*y*z^2 + z^3)/(12*(-1 + y)*z*(-1 + y + z)*(y + z)^2) + (6*(2*y - z)*G[1, 0, y])/(y + z)^4) + (((-1/12*I)*Pi*(-1 + z)*(-36*y + 72*y^2 - 29*y^3 + 180*z - 180*y*z - 15*y^2*z - 252*z^2 + 57*y*z^2 + 43*z^3))/(z*(-1 + y + z)^2* (y + z)^3) + (237*y - 927*y^2 + 973*y^3 - 277*y^4 - 6*y^5 - 2337*z + 4653*y*z - 1683*y^2*z - 892*y^3*z + 265*y^4*z + 5580*z^2 - 9096*y*z^2 + 3609*y^2*z^2 - 81*y^3*z^2 - 3866*z^3 + 4853*y*z^3 - 987*y^2*z^3 + 629*z^4 - 641*y*z^4 - 6*z^5)/ (72*(-1 + y)*z*(-1 + y + z)^2*(y + z)^3))*G[1, 0, z] + (Pi^2*(2*y - z)*G[1 - y, 0, z])/(2*(y + z)^4) + G[0, 0, y]*((((-5*I)/12)*Pi)/((-1 + y)^2*z) + (108*y - 92*y^2 - 19*y^3 + 3*y^4 - 216*z + 896*y*z - 1026*y^2*z + 204*y^3*z + 340*z^2 - 807*y*z^2 + 183*y^2*z^2 - 124*z^3 - 18*y*z^3)/(36*(-1 + y)^2*z*(-1 + y + z)*(y + z)^2) + (6*(2*y - z)*G[1 - y, 0, z])/(y + z)^4) + (Pi^2*(2*y - z)*G[1 - y, 1, z])/(3*(y + z)^4) + (Pi^2*(-2*y + z)*G[1 - y, 1 - y, z])/(3*(y + z)^4) - (4*Pi^2*(2*y - z)*G[-y, 1 - y, z])/(3*(y + z)^4) + G[1, 0, y]*((Pi^2*(2*y - z))/(2*(y + z)^4) - ((I/12)*Pi*(-36*y + 144*y^2 - 211*y^3 + 134*y^4 - 31*y^5 + 180*z - 792*y*z + 1383*y^2*z - 1163*y^3*z + 421*y^4*z - 29*y^5*z - 288*z^2 + 1023*y*z^2 - 1269*y^2*z^2 + 561*y^3*z^2 - 15*y^4*z^2 + 77*z^3 - 169*y*z^3 + 71*y^2*z^3 + 57*y^3*z^3 + 19*z^4 - 26*y*z^4 + 43*y^2*z^4 + 12*z^5))/((-1 + y)^2*z*(-1 + y + z)^2* (y + z)^3) + (237*y - 948*y^2 + 1439*y^3 - 988*y^4 + 266*y^5 - 6*y^6 - 2337*z + 10470*y*z - 18243*y^2*z + 15025*y^3*z - 5180*y^4*z + 265*y^5*z + 3696*z^2 - 12849*y*z^2 + 15543*y^2*z^2 - 6498*y^3*z^2 - 81*y^4*z^2 - 889*z^3 + 1817*y*z^3 - 508*y^2*z^3 - 987*y^3*z^3 - 287*z^4 + 361*y*z^4 - 641*y^2*z^4 - 183*z^5 - 6*y*z^5)/(72*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) - (3*(2*y - z)*G[1 - y, 0, z])/(y + z)^4 + (2*(2*y - z)*G[1 - y, 1 - y, z])/(y + z)^4 - (8*(2*y - z)*G[-y, 0, z])/(y + z)^4 + (8*(2*y - z)*G[-y, 1 - y, z])/ (y + z)^4) + G[0, 0, 0, y]/(3*(-1 + y)^2*z) + (((6*I)*Pi*(2*y - z))/(y + z)^4 + (18*y^2 - 72*y^3 + 98*y^4 - 52*y^5 + 8*y^6 + 134*y*z - 692*y^2*z + 1292*y^3*z - 1069*y^4*z + 350*y^5*z - 15*y^6*z - 25*z^2 - 252*y*z^2 + 1098*y^2*z^2 - 1404*y^3*z^2 + 612*y^4*z^2 - 24*y^5*z^2 + 86*z^3 - 32*y*z^3 - 236*y^2*z^3 + 184*y^3*z^3 + 18*y^4*z^3 - 77*z^4 + 162*y*z^4 - 103*y^2*z^4 + 48*y^3*z^4 + 11*z^5 - 12*y*z^5 + 21*y^2*z^5 + 5*z^6)/ (12*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, y] + (((6*I)*Pi*(2*y - z))/(y + z)^4 + (30*y^2 - 120*y^3 + 175*y^4 - 110*y^5 + 25*y^6 + 86*y*z - 524*y^2*z + 1096*y^3*z - 993*y^4*z + 362*y^5*z - 27*y^6*z - 85*z^2 + 84*y*z^2 + 492*y^2*z^2 - 976*y^3*z^2 + 558*y^4*z^2 - 72*y^5*z^2 + 206*z^3 - 420*y*z^3 + 156*y^2*z^3 + 116*y^3*z^3 - 54*y^4*z^3 - 132*z^4 + 256*y*z^4 - 118*y^2*z^4 + 7*z^5 - 12*y*z^5 + 9*y^2*z^5 + z^6)/ (12*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, z] + ((-36*y + 144*y^2 - 209*y^3 + 130*y^4 - 29*y^5 + 180*z - 792*y*z + 1389*y^2*z - 1179*y^3*z + 431*y^4*z - 29*y^5*z - 288*z^2 + 1029*y*z^2 - 1293*y^2*z^2 + 581*y^3*z^2 - 15*y^4*z^2 + 79*z^3 - 185*y*z^3 + 91*y^2*z^3 + 57*y^3*z^3 + 15*z^4 - 16*y*z^4 + 43*y^2*z^4 + 14*z^5)*G[1, 0, 0, y])/(12*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^3) + ((-1 + z)*(-36*y + 72*y^2 - 29*y^3 + 180*z - 180*y*z - 15*y^2*z - 252*z^2 + 57*y*z^2 + 43*z^3)*G[1, 0, 0, z])/ (12*z*(-1 + y + z)^2*(y + z)^3) + (((6*I)*Pi*(2*y - z))/(y + z)^4 + (12*y^2 - 48*y^3 + 66*y^4 - 36*y^5 + 6*y^6 + 158*y*z - 656*y^2*z + 996*y^3*z - 657*y^4*z + 158*y^5*z + y^6*z + 5*z^2 - 360*y*z^2 + 1050*y^2*z^2 - 1068*y^3*z^2 + 394*y^4*z^2 - 20*y^5*z^2 - 34*z^3 + 308*y*z^3 - 592*y^2*z^3 + 388*y^3*z^3 - 66*y^4*z^3 + 47*z^4 - 170*y*z^4 + 197*y^2*z^4 - 68*y^3*z^4 - 25*z^5 + 52*y*z^5 - 23*y^2*z^5 + z^6)/(12*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4))* G[1, 1, 0, y] + G[0, z]*(((I/12)*Pi*(-6*y^2 + 6*y^3 + 108*z - 192*y*z + 83*y^2*z - 78*z^2 + 76*y*z^2 - z^3))/ ((-1 + y)*z*(-1 + y + z)*(y + z)^2) + (180*y - 536*y^2 + 356*y^3 + 1899*z - 3805*y*z + 1930*y^2*z - 1550*z^2 + 1598*y*z^2 + 24*z^3)/ (72*(-1 + y)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-y^3 + 2*y^4 - y^5 + 24*y*z - 87*y^2*z + 109*y^3*z - 51*y^4*z + 5*y^5*z - 12*z^2 + 3*y*z^2 + 39*y^2*z^2 - 34*y^3*z^2 + 3*y^4*z^2 + 17*z^3 - 37*y*z^3 + 26*y^2*z^3 - 9*y^3*z^3 - 5*z^4 + 9*y*z^4 - 7*y^2*z^4 - z^5))/(24*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^3) + (Pi^2*(2*y - z)*G[1, y])/(2*(y + z)^4) + ((5*y^3 - 10*y^4 + 5*y^5 + 144*y*z - 489*y^2*z + 579*y^3*z - 263*y^4*z + 29*y^5*z - 72*z^2 + 51*y*z^2 + 141*y^2*z^2 - 137*y^3*z^2 + 15*y^4*z^2 + 113*z^3 - 271*y*z^3 + 209*y^2*z^3 - 57*y^3*z^3 - 39*z^4 + 76*y*z^4 - 43*y^2*z^4 - 2*z^5)*G[0, 0, y])/ (12*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (((-6*I)*Pi*(2*y - z))/(y + z)^4 + (-30*y^2 + 120*y^3 - 177*y^4 + 114*y^5 - 27*y^6 - 86*y*z + 332*y^2*z - 432*y^3*z + 191*y^4*z + 10*y^5*z - 15*y^6*z + 85*z^2 - 180*y*z^2 + 120*y^2*z^2 - 64*y^3*z^2 + 42*y^4*z^2 - 110*z^3 + 220*y*z^3 - 56*y^2*z^3 - 132*y^3*z^3 + 90*y^4*z^3 - 14*z^4 + 124*y*z^4 - 212*y^2*z^4 + 120*y^3*z^4 + 39*z^5 - 72*y*z^5 + 45*y^2*z^5 + 3*z^6)/ (12*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4))*G[1, 0, y] - (4*(2*y - z)*G[0, 1, 0, y])/(y + z)^4 + (6*(2*y - z)*G[1, 0, 0, y])/ (y + z)^4 - (3*(2*y - z)*G[1, 1, 0, y])/(y + z)^4) + G[-y, z]*((8*(2*y - z)*G[0, 1, 0, y])/(y + z)^4 + (8*(2*y - z)*G[1, 1, 0, y])/(y + z)^4) + ((-1 + z)*(-y + 2*y^2 + y^3 + 5*z - 5*y*z + 5*y^2*z - 7*z^2 + 7*y*z^2 + 3*z^3)*G[1, 1, 0, z])/(z*(-1 + y + z)^2*(y + z)^3) + (((6*I)*Pi*(2*y - z))/(y + z)^4 + (24*y^2 - 96*y^3 + 142*y^4 - 92*y^5 + 22*y^6 + 110*y*z - 440*y^2*z + 628*y^3*z - 361*y^4*z + 50*y^5*z + 13*y^6*z - 55*z^2 + 282*y^2*z^2 - 332*y^3*z^2 + 100*y^4*z^2 + 4*y^5*z^2 + 62*z^3 - 36*y*z^3 - 168*y^2*z^3 + 204*y^3*z^3 - 66*y^4*z^3 + 27*z^4 - 138*y*z^4 + 197*y^2*z^4 - 92*y^3*z^4 - 33*z^5 + 64*y*z^5 - 35*y^2*z^5 - z^6)/ (12*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4))*G[1 - y, 1, 0, z] + G[0, y]*(((-1/36*I)*Pi*(108*y - 98*y^2 - 13*y^3 + 3*y^4 - 216*z + 884*y*z - 1008*y^2*z + 204*y^3*z + 334*z^2 - 789*y*z^2 + 183*y^2*z^2 - 118*z^3 - 18*y*z^3))/((-1 + y)^2*z*(-1 + y + z)* (y + z)^2) + (-3366*y + 4565*y^2 - 1559*y^3 + 360*y^4 + 6948*z - 25394*y*z + 27273*y^2*z - 5388*y^3*z - 9331*z^2 + 20901*y*z^2 - 4692*y^2*z^2 + 2383*z^3 + 1056*y*z^3)/(432*(-1 + y)^2*z* (-1 + y + z)*(y + z)^2) + (Pi^2*(-53*y^3 + 106*y^4 - 53*y^5 + 144*y*z - 663*y^2*z + 1018*y^3*z - 553*y^4*z + 54*y^5*z - 72*z^2 - 123*y*z^2 + 762*y^2*z^2 - 692*y^3*z^2 + 90*y^4*z^2 + 55*z^3 + 118*y*z^3 - 296*y^2*z^3 + 18*y^3*z^3 + 52*z^4 - 139*y*z^4 - 18*y^2*z^4 - 35*z^5))/(144*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^3) + (((-1/12*I)*Pi*(6*y^3 - 12*y^4 + 6*y^5 + 144*y*z - 486*y^2*z + 571*y^3*z - 258*y^4*z + 29*y^5*z - 72*z^2 + 54*y*z^2 + 129*y^2*z^2 - 127*y^3*z^2 + 15*y^4*z^2 + 114*z^3 - 279*y*z^3 + 219*y^2*z^3 - 57*y^3*z^3 - 41*z^4 + 81*y*z^4 - 43*y^2*z^4 - z^5))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (-180*y^2 + 340*y^3 - 134*y^4 - 32*y^5 + 6*y^6 - 1884*y*z + 6138*y^2*z - 6817*y^3*z + 2828*y^4*z - 265*y^5*z + 870*z^2 - 873*y*z^2 - 573*y^2*z^2 + 459*y^3*z^2 + 81*y^4*z^2 - 1523*z^3 + 4231*y*z^3 - 3803*y^2*z^3 + 987*y^3*z^3 + 695*z^4 - 1444*y*z^4 + 641*y^2*z^4 - 42*z^5 + 6*y*z^5)/(72*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^3))*G[0, z] + (Pi^2*(2*y - z)*G[1 - y, z])/ (2*(y + z)^4) + ((6*y^3 - 12*y^4 + 6*y^5 + 144*y*z - 486*y^2*z + 571*y^3*z - 258*y^4*z + 29*y^5*z - 72*z^2 + 54*y*z^2 + 129*y^2*z^2 - 127*y^3*z^2 + 15*y^4*z^2 + 114*z^3 - 279*y*z^3 + 219*y^2*z^3 - 57*y^3*z^3 - 41*z^4 + 81*y*z^4 - 43*y^2*z^4 - z^5)* G[0, 0, z])/(12*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) - ((-1 + z)*(3*y - 6*y^2 + 7*y^3 - 15*z + 15*y*z + 15*y^2*z + 21*z^2 + 9*y*z^2 + z^3)*G[1, 0, z])/(6*z*(-1 + y + z)^2*(y + z)^3) + (((-6*I)*Pi*(2*y - z))/(y + z)^4 + (-24*y^2 + 96*y^3 - 142*y^4 + 92*y^5 - 22*y^6 - 110*y*z + 440*y^2*z - 628*y^3*z + 361*y^4*z - 50*y^5*z - 13*y^6*z + 55*z^2 - 282*y^2*z^2 + 332*y^3*z^2 - 100*y^4*z^2 - 4*y^5*z^2 - 62*z^3 + 36*y*z^3 + 168*y^2*z^3 - 204*y^3*z^3 + 66*y^4*z^3 - 27*z^4 + 138*y*z^4 - 197*y^2*z^4 + 92*y^3*z^4 + 33*z^5 - 64*y*z^5 + 35*y^2*z^5 + z^6)/ (12*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4))*G[1 - y, 0, z] + ((-2*y + z)*G[0, 1, 0, z])/(y + z)^4 + (5*(2*y - z)*G[0, 1 - y, 0, z])/(y + z)^4 + (6*(2*y - z)*G[1 - y, 0, 0, z])/(y + z)^4 + ((-2*y + z)*G[1 - y, 1, 0, z])/(y + z)^4 - (2*(2*y - z)*G[1 - y, 1 - y, 0, z])/(y + z)^4 - (8*(2*y - z)*G[-y, 1 - y, 0, z])/(y + z)^4) + (2*(2*y - z)*G[0, 0, 1, 0, y])/(y + z)^4 - (6*(2*y - z)*G[0, 0, 1, 0, z])/(y + z)^4 - (6*(2*y - z)*G[0, 1, 0, 0, y])/(y + z)^4 - (6*(2*y - z)*G[0, 1, 0, 0, z])/(y + z)^4 + ((2*y - z)*G[0, 1, 1, 0, y])/(y + z)^4 - (2*(2*y - z)*G[0, 1, 1, 0, z])/(y + z)^4 - (5*(2*y - z)*G[0, 1 - y, 1, 0, z])/(y + z)^4 - (5*(2*y - z)*G[1, 0, 1, 0, y])/(y + z)^4 - (6*(2*y - z)*G[1, 1, 0, 0, y])/(y + z)^4 - (5*(2*y - z)*G[1 - y, 0, 1, 0, z])/(y + z)^4 - (6*(2*y - z)*G[1 - y, 1, 0, 0, z])/(y + z)^4 - (2*(2*y - z)*G[1 - y, 1, 1, 0, z])/(y + z)^4 + (2*(2*y - z)*G[1 - y, 1 - y, 1, 0, z])/(y + z)^4 + (8*(2*y - z)*G[-y, 0, 1, 0, z])/(y + z)^4 + (8*(2*y - z)*G[-y, 1 - y, 1, 0, z])/(y + z)^4 + ((11*y^3 - 22*y^4 + 11*y^5 + 32*y*z - 79*y^2*z + 60*y^3*z - 13*y^4*z - 16*z^2 + 41*y*z^2 - 56*y^2*z^2 + 48*y^3*z^2 - 16*y^4*z^2 + 35*z^3 - 108*y*z^3 + 108*y^2*z^3 - 32*y^3*z^3 - 18*z^4 + 37*y*z^4 - 16*y^2*z^4 + z^5)*Zeta[3])/(4*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^3) + G[1, y]*(((-I)*Pi^3*(2*y - z))/(y + z)^4 + (Pi^2*(-12*y^2 + 48*y^3 - 66*y^4 + 36*y^5 - 6*y^6 - 158*y*z + 656*y^2*z - 996*y^3*z + 657*y^4*z - 158*y^5*z - y^6*z - 5*z^2 + 360*y*z^2 - 1050*y^2*z^2 + 1068*y^3*z^2 - 394*y^4*z^2 + 20*y^5*z^2 + 34*z^3 - 308*y*z^3 + 592*y^2*z^3 - 388*y^3*z^3 + 66*y^4*z^3 - 47*z^4 + 170*y*z^4 - 197*y^2*z^4 + 68*y^3*z^4 + 25*z^5 - 52*y*z^5 + 23*y^2*z^5 - z^6))/(72*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^4) - (4*Pi^2*(2*y - z)*G[-y, z])/ (3*(y + z)^4) + (4*(2*y - z)*Zeta[3])/(y + z)^4) + G[1 - y, z]*(((-I)*Pi^3*(2*y - z))/(y + z)^4 + (Pi^2*(-24*y^2 + 96*y^3 - 142*y^4 + 92*y^5 - 22*y^6 - 110*y*z + 440*y^2*z - 628*y^3*z + 361*y^4*z - 50*y^5*z - 13*y^6*z + 55*z^2 - 282*y^2*z^2 + 332*y^3*z^2 - 100*y^4*z^2 - 4*y^5*z^2 - 62*z^3 + 36*y*z^3 + 168*y^2*z^3 - 204*y^3*z^3 + 66*y^4*z^3 - 27*z^4 + 138*y*z^4 - 197*y^2*z^4 + 92*y^3*z^4 + 33*z^5 - 64*y*z^5 + 35*y^2*z^5 + z^6))/(72*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4) + (((6*I)*Pi*(2*y - z))/(y + z)^4 + (24*y^2 - 96*y^3 + 142*y^4 - 92*y^5 + 22*y^6 + 110*y*z - 440*y^2*z + 628*y^3*z - 361*y^4*z + 50*y^5*z + 13*y^6*z - 55*z^2 + 282*y^2*z^2 - 332*y^3*z^2 + 100*y^4*z^2 + 4*y^5*z^2 + 62*z^3 - 36*y*z^3 - 168*y^2*z^3 + 204*y^3*z^3 - 66*y^4*z^3 + 27*z^4 - 138*y*z^4 + 197*y^2*z^4 - 92*y^3*z^4 - 33*z^5 + 64*y*z^5 - 35*y^2*z^5 - z^6)/(12*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4))*G[1, 0, y] - (5*(2*y - z)*G[0, 1, 0, y])/(y + z)^4 - (6*(2*y - z)*G[1, 0, 0, y])/(y + z)^4 + (4*(2*y - z)*Zeta[3])/ (y + z)^4)) + Nc^3*(((I/36)*Pi*(-297 + 230*y - 67*z))/ ((-1 + y)*z*(y + z)) + (-13176 + 18733*y + 5557*z)/ (576*(-1 + y)*z*(y + z)) + (Pi^4*(270 - 1080*y + 1620*y^2 - 1080*y^3 + 270*y^4 - 208*z + 902*y*z - 1314*y^2*z + 850*y^3*z - 230*y^4*z - 11*z^2 - 26*y*z^2 - 35*y^2*z^2))/ (720*(-1 + y)^4*z*(-1 + y + z)^2) + ((I/144)*Pi^3*(-433*y^3 + 1190*y^4 - 1081*y^5 + 324*y^6 + 792*y*z - 4071*y^2*z + 7699*y^3*z - 6305*y^4*z + 1885*y^5*z - 396*z^2 - 1101*y*z^2 + 6849*y^2*z^2 - 8997*y^3*z^2 + 3639*y^4*z^2 + 161*z^3 + 2093*y*z^3 - 5515*y^2*z^3 + 3243*y^3*z^3 + 565*z^4 - 2072*y*z^4 + 1489*y^2*z^4 - 330*z^5 + 324*y*z^5))/((-1 + y)^2*z*(-1 + y + z)^2* (y + z)^3) + (Pi^2*(1044*y^2 - 9797*y^3 + 22285*y^4 - 19355*y^5 + 5823*y^6 + 8928*y*z - 52071*y^2*z + 110571*y^3*z - 98245*y^4*z + 30817*y^5*z - 3960*z^2 - 19221*y*z^2 + 110811*y^2*z^2 - 147868*y^3*z^2 + 59340*y^4*z^2 - 635*z^3 + 45901*y*z^3 - 103520*y^2*z^3 + 55560*y^3*z^3 + 11532*z^4 - 41479*y*z^4 + 27253*y^2*z^4 - 6937*z^5 + 6039*y*z^5))/(864*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^3) + (Pi^2*(19*y^4 - 38*y^5 + 19*y^6 + 22*y*z - 88*y^2*z + 208*y^3*z - 278*y^4*z + 148*y^5*z - 12*y^6*z - 11*z^2 + 180*y^2*z^2 - 468*y^3*z^2 + 360*y^4*z^2 - 48*y^5*z^2 + 22*z^3 + 32*y*z^3 - 358*y^2*z^3 + 428*y^3*z^3 - 72*y^4*z^3 + 8*z^4 - 168*y*z^4 + 286*y^2*z^4 - 48*y^3*z^4 - 38*z^5 + 102*y*z^5 - 12*y^2*z^5 + 13*z^6)*G[0, 1, y])/(24*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(2*y^4 - 22*y*z + 44*y^2*z - 14*y^3*z - 2*y^4*z + 11*z^2 + 22*y*z^2 - 21*y^2*z^2 - 8*y^3*z^2 - 22*z^3 + 8*y*z^3 - 12*y^2*z^3 + 13*z^4 - 8*y*z^4 - 2*z^5)*G[0, 1, z])/ (12*z*(-1 + y + z)^2*(y + z)^4) + G[0, 1 - y, z]* ((Pi^2*(17*y^4 - 34*y^5 + 17*y^6 - 110*y*z + 440*y^2*z - 592*y^3*z + 278*y^4*z - 8*y^5*z - 8*y^6*z + 55*z^2 - 228*y^2*z^2 + 132*y^3*z^2 + 82*y^4*z^2 - 32*y^5*z^2 - 110*z^3 + 288*y*z^3 - 402*y^2*z^3 + 308*y^3*z^3 - 48*y^4*z^3 + 72*z^4 - 248*y*z^4 + 262*y^2*z^4 - 32*y^3*z^4 - 26*z^5 + 70*y*z^5 - 8*y^2*z^5 + 9*z^6))/(24*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((-17*y^4 + 34*y^5 - 17*y^6 + 110*y*z - 440*y^2*z + 592*y^3*z - 278*y^4*z + 8*y^5*z + 8*y^6*z - 55*z^2 + 228*y^2*z^2 - 132*y^3*z^2 - 82*y^4*z^2 + 32*y^5*z^2 + 110*z^3 - 288*y*z^3 + 402*y^2*z^3 - 308*y^3*z^3 + 48*y^4*z^3 - 72*z^4 + 248*y*z^4 - 262*y^2*z^4 + 32*y^3*z^4 + 26*z^5 - 70*y*z^5 + 8*y^2*z^5 - 9*z^6)* G[1, 0, y])/(4*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4)) + G[0, 0, z]*((((-9*I)/4)*Pi*(-3 + 3*y + z))/((-1 + y)*z*(-1 + y + z)) + (Pi^2*(-9 + 18*y - 9*y^2 + 25*z - 34*y*z + 9*y^2*z - 8*z^2))/ (24*(-1 + y)^2*z*(-1 + y + z)^2) + (159*y^2 - 159*y^3 + 594*z - 672*y*z + 22*y^2*z - 237*z^2 + 125*y*z^2 - 56*z^3)/ (24*(-1 + y)*z*(-1 + y + z)*(y + z)^2) + ((9*y^4 - 18*y^5 + 9*y^6 - 132*y*z + 528*y^2*z - 756*y^3*z + 431*y^4*z - 62*y^5*z - 9*y^6*z + 66*z^2 - 342*y^2*z^2 + 320*y^3*z^2 - 36*y^5*z^2 - 132*z^3 + 300*y*z^3 - 354*y^2*z^3 + 272*y^3*z^3 - 54*y^4*z^3 + 75*z^4 - 250*y*z^4 + 259*y^2*z^4 - 36*y^3*z^4 - 25*z^5 + 66*y*z^5 - 9*y^2*z^5 + 8*z^6)*G[1, 0, y])/ (4*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4)) + ((2*Pi^2*(-1 + z))/(z*(-1 + y + z)^2) + ((I/24)*Pi*(-198*y + 594*y^2 - 589*y^3 + 157*y^4 + 36*y^5 + 990*z - 1782*y*z + 213*y^2*z + 628*y^3*z - 85*y^4*z - 2376*z^2 + 3579*y*z^2 - 1236*y^2*z^2 - 39*y^3*z^2 + 1589*z^3 - 1946*y*z^3 + 357*y^2*z^3 - 239*z^4 + 311*y*z^4 + 36*z^5))/ ((-1 + y)*z*(-1 + y + z)^2*(y + z)^3) + (-324*y^2 + 648*y^3 - 324*y^4 - 1107*y*z + 3933*y^2*z - 3629*y^3*z + 671*y^4*z + 132*y^5*z + 5139*z^2 - 9081*y*z^2 + 2109*y^2*z^2 + 1784*y^3*z^2 - 83*y^4*z^2 - 12366*z^3 + 20190*y*z^3 - 9285*y^2*z^3 + 1197*y^3*z^3 + 8854*z^4 - 12157*y*z^4 + 3303*y^2*z^4 - 1759*z^5 + 2023*y*z^5 + 132*z^6)/ (72*(-1 + y)*z^2*(-1 + y + z)^2*(y + z)^3))*G[1, 0, z] + (Pi^2*(-4 + 8*y - 4*y^2 + 10*z - 14*y*z + 4*y^2*z - 3*z^2)*G[1, 1, y])/ (12*(-1 + y)^2*z*(-1 + y + z)^2) + (Pi^2*(-1 + z)*(1 - z + z^2)* G[1, 1, z])/(12*z^3*(-1 + y + z)^2) + (Pi^2*(-1 + z)*(-1 + z + 2*z^2)*G[1, 1 - y, z])/ (12*z^3*(-1 + y + z)^2) + (Pi^2*(9*y^4 - 18*y^5 + 9*y^6 - 66*y*z + 264*y^2*z - 360*y^3*z + 174*y^4*z - 8*y^5*z - 4*y^6*z + 33*z^2 - 144*y^2*z^2 + 84*y^3*z^2 + 50*y^4*z^2 - 16*y^5*z^2 - 66*z^3 + 168*y*z^3 - 246*y^2*z^3 + 196*y^3*z^3 - 24*y^4*z^3 + 42*z^4 - 156*y*z^4 + 172*y^2*z^4 - 16*y^3*z^4 - 18*z^5 + 50*y*z^5 - 4*y^2*z^5 + 7*z^6)*G[1 - y, 0, z])/(24*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4) + G[0, 0, y]*(((-1/24*I)*Pi*(-89 + 35*y + 54*y^2 + 89*z + 162*y*z))/((-1 + y)^2*z*(-1 + y + z)) + (Pi^2*(139 - 556*y + 834*y^2 - 556*y^3 + 139*y^4 - 287*z + 856*y*z - 834*y^2*z + 256*y^3*z + 9*y^4*z + 148*z^2 - 300*y*z^2 + 146*y^2*z^2))/(24*(-1 + y)^4*z*(-1 + y + z)^2) + (-324*y^2 + 1008*y^3 - 1044*y^4 + 360*y^5 - 54*y*z + 1471*y^2*z - 2912*y^3*z + 1663*y^4*z - 168*y^5*z - 1512*z^2 + 8234*y*z^2 - 14297*y^2*z^2 + 9432*y^3*z^2 - 1965*y^4*z^2 + 2425*z^3 - 7996*y*z^3 + 7593*y^2*z^3 - 2238*y^3*z^3 - 913*z^4 + 1246*y*z^4 - 441*y^2*z^4)/(72*(-1 + y)^3*z^2*(-1 + y + z)*(y + z)^2) + (5*(-7 + 14*y - 7*y^2 + 10*z - 14*y*z + 4*y^2*z - 3*z^2)*G[0, 0, z])/ (4*(-1 + y)^2*z*(-1 + y + z)^2) - ((-1 + z)*(-2 + 2*z + 3*z^2)* G[1, 0, z])/(4*z^3*(-1 + y + z)^2) + ((10*y^4 - 40*y^5 + 60*y^6 - 40*y^7 + 10*y^8 + 40*y^3*z - 180*y^4*z + 300*y^5*z - 220*y^6*z + 60*y^7*z + 60*y^2*z^2 - 320*y^3*z^2 + 618*y^4*z^2 - 516*y^5*z^2 + 158*y^6*z^2 - 26*y*z^3 - 16*y^2*z^3 + 276*y^3*z^3 - 413*y^4*z^3 + 182*y^5*z^3 - 3*y^6*z^3 + 43*z^4 - 120*y*z^4 + 210*y^2*z^4 - 284*y^3*z^4 + 168*y^4*z^4 - 12*y^5*z^4 - 86*z^5 + 264*y*z^5 - 348*y^2*z^5 + 208*y^3*z^5 - 18*y^4*z^5 + 51*z^6 - 154*y*z^6 + 145*y^2*z^6 - 12*y^3*z^6 - 13*z^7 + 36*y*z^7 - 3*y^2*z^7 + 5*z^8)* G[1 - y, 0, z])/(2*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4)) - (11*Pi^2*(2*y - z)*G[1 - y, 1, z])/(12*(y + z)^4) + (Pi^2*(-10*y^4 + 40*y^5 - 60*y^6 + 40*y^7 - 10*y^8 - 40*y^3*z + 180*y^4*z - 300*y^5*z + 220*y^6*z - 60*y^7*z - 60*y^2*z^2 + 320*y^3*z^2 - 615*y^4*z^2 + 510*y^5*z^2 - 155*y^6*z^2 - 18*y*z^3 + 192*y^2*z^3 - 528*y^3*z^3 + 561*y^4*z^3 - 208*y^5*z^3 + y^6*z^3 - 21*z^4 + 120*y*z^4 - 324*y^2*z^4 + 408*y^3*z^4 - 191*y^4*z^4 + 4*y^5*z^4 + 42*z^5 - 164*y*z^5 + 256*y^2*z^5 - 156*y^3*z^5 + 6*y^4*z^5 - 26*z^6 + 88*y*z^6 - 90*y^2*z^6 + 4*y^3*z^6 + 9*z^7 - 26*y*z^7 + y^2*z^7 - 4*z^8)*G[1 - y, 1 - y, z])/ (12*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-9*y^4 + 20*y^5 - 10*y^6 - 36*y^3*z + 98*y^4*z - 60*y^5*z - 54*y^2*z^2 + 192*y^3*z^2 - 147*y^4*z^2 + 52*y*z^3 + 12*y^2*z^3 - 100*y^3*z^3 - 53*z^4 + 4*y*z^4 + 106*z^5 - 48*y*z^5 - 51*z^6)* G[-y, 1 - y, z])/(12*z^3*(-1 + y + z)^2*(y + z)^4) + G[1, 0, y]*(((I/24)*Pi*(-198*y + 792*y^2 - 1115*y^3 + 682*y^4 - 197*y^5 + 36*y^6 + 990*z - 4356*y*z + 7743*y^2*z - 6511*y^3*z + 2219*y^4*z - 85*y^5*z - 1584*z^2 + 5763*y*z^2 - 6993*y^2*z^2 + 2859*y^3*z^2 - 39*y^4*z^2 + 469*z^3 - 833*y*z^3 + 25*y^2*z^3 + 357*y^3*z^3 + 155*z^4 - 448*y*z^4 + 311*y^2*z^4 - 30*z^5 + 36*y*z^5))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(-39*y^4 + 78*y^5 - 39*y^6 - 66*y*z + 264*y^2*z - 552*y^3*z + 594*y^4*z - 284*y^5*z + 44*y^6*z + 33*z^2 - 432*y^2*z^2 + 804*y^3*z^2 - 568*y^4*z^2 + 176*y^5*z^2 - 66*z^3 - 24*y*z^3 + 354*y^2*z^3 - 476*y^3*z^3 + 264*y^4*z^3 - 6*z^4 + 84*y*z^4 - 176*y^2*z^4 + 176*y^3*z^4 + 18*z^5 - 10*y*z^5 + 44*y^2*z^5 + 13*z^6))/(24*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (-324*y^2 + 1332*y^3 - 2052*y^4 + 1404*y^5 - 360*y^6 - 1107*y*z + 4878*y^2*z - 7739*y^3*z + 5404*y^4*z - 1568*y^5*z + 132*y^6*z + 5139*z^2 - 22464*y*z^2 + 39423*y^2*z^2 - 33327*y^3*z^2 + 11348*y^4*z^2 - 119*y^5*z^2 - 8244*z^3 + 29703*y*z^3 - 37311*y^2*z^3 + 15248*y^3*z^3 + 1053*y^4*z^3 + 2359*z^4 - 5513*y*z^4 + 1414*y^2*z^4 + 3087*y^3*z^4 + 393*z^5 - 925*y*z^5 + 1879*y^2*z^5 + 353*z^6 + 96*y*z^6)/(72*(-1 + y)^2*z^2* (-1 + y + z)^2*(y + z)^3) + ((-1 + z)*(-1 + z + 2*z^2)*G[1, 0, z])/ (2*z^3*(-1 + y + z)^2) - ((-1 + z)*(-1 + z + 2*z^2)*G[1, 1 - y, z])/ (2*z^3*(-1 + y + z)^2) + ((-9*y^4 + 18*y^5 - 9*y^6 + 66*y*z - 264*y^2*z + 360*y^3*z - 174*y^4*z + 8*y^5*z + 4*y^6*z - 33*z^2 + 144*y^2*z^2 - 84*y^3*z^2 - 50*y^4*z^2 + 16*y^5*z^2 + 66*z^3 - 168*y*z^3 + 246*y^2*z^3 - 196*y^3*z^3 + 24*y^4*z^3 - 42*z^4 + 156*y*z^4 - 172*y^2*z^4 + 16*y^3*z^4 + 18*z^5 - 50*y*z^5 + 4*y^2*z^5 - 7*z^6)*G[1 - y, 0, z])/(4*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4) + ((10*y^4 - 40*y^5 + 60*y^6 - 40*y^7 + 10*y^8 + 40*y^3*z - 180*y^4*z + 300*y^5*z - 220*y^6*z + 60*y^7*z + 60*y^2*z^2 - 320*y^3*z^2 + 615*y^4*z^2 - 510*y^5*z^2 + 155*y^6*z^2 + 18*y*z^3 - 192*y^2*z^3 + 528*y^3*z^3 - 561*y^4*z^3 + 208*y^5*z^3 - y^6*z^3 + 21*z^4 - 120*y*z^4 + 324*y^2*z^4 - 408*y^3*z^4 + 191*y^4*z^4 - 4*y^5*z^4 - 42*z^5 + 164*y*z^5 - 256*y^2*z^5 + 156*y^3*z^5 - 6*y^4*z^5 + 26*z^6 - 88*y*z^6 + 90*y^2*z^6 - 4*y^3*z^6 - 9*z^7 + 26*y*z^7 - y^2*z^7 + 4*z^8)*G[1 - y, 1 - y, z])/(2*(-1 + y)^2*z^3*(-1 + y + z)^2* (y + z)^4) + ((-9*y^4 + 20*y^5 - 10*y^6 - 36*y^3*z + 98*y^4*z - 60*y^5*z - 54*y^2*z^2 + 192*y^3*z^2 - 147*y^4*z^2 + 52*y*z^3 + 12*y^2*z^3 - 100*y^3*z^3 - 53*z^4 + 4*y*z^4 + 106*z^5 - 48*y*z^5 - 51*z^6)*G[-y, 0, z])/(2*z^3*(-1 + y + z)^2* (y + z)^4) + ((9*y^4 - 20*y^5 + 10*y^6 + 36*y^3*z - 98*y^4*z + 60*y^5*z + 54*y^2*z^2 - 192*y^3*z^2 + 147*y^4*z^2 - 52*y*z^3 - 12*y^2*z^3 + 100*y^3*z^3 + 53*z^4 - 4*y*z^4 - 106*z^5 + 48*y*z^5 + 51*z^6)*G[-y, 1 - y, z])/(2*z^3*(-1 + y + z)^2* (y + z)^4)) + ((((51*I)/4)*Pi)/((-1 + y)^2*z) + (-73 + 43*y + 30*y^2 + 73*z + 132*y*z)/(24*(-1 + y)^2*z* (-1 + y + z)))*G[0, 0, 0, y] + ((-22 + 22*y + 5*z)*G[0, 0, 0, z])/ (4*(-1 + y)*z*(-1 + y + z)) + ((((3*I)/2)*Pi*(-5*y^4 + 10*y^5 - 5*y^6 - 22*y*z + 88*y^2*z - 152*y^3*z + 136*y^4*z - 52*y^5*z + 2*y^6*z + 11*z^2 - 96*y^2*z^2 + 180*y^3*z^2 - 106*y^4*z^2 + 8*y^5*z^2 - 22*z^3 + 24*y*z^3 + 66*y^2*z^3 - 92*y^3*z^3 + 12*y^4*z^3 + 6*z^4 + 20*y*z^4 - 52*y^2*z^4 + 8*y^3*z^4 + 8*z^5 - 22*y*z^5 + 2*y^2*z^5 - 3*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (108*y^3 - 456*y^4 + 720*y^5 - 504*y^6 + 132*y^7 + 531*y^2*z - 2523*y^3*z + 4636*y^4*z - 4074*y^5*z + 1671*y^6*z - 235*y^7*z - 6*y^8*z + 1020*y*z^2 - 6288*y^2*z^2 + 15040*y^3*z^2 - 17840*y^4*z^2 + 10756*y^5*z^2 - 2784*y^6*z^2 + 96*y^7*z^2 + 207*z^3 - 3177*y*z^3 + 12048*y^2*z^3 - 20006*y^3*z^3 + 16046*y^4*z^3 - 5346*y^5*z^3 + 192*y^6*z^3 - 126*z^4 + 2020*y*z^4 - 6318*y^2*z^4 + 7738*y^3*z^4 - 3344*y^4*z^4 - 114*y^5*z^4 - 74*z^5 - 266*y*z^5 + 1228*y^2*z^5 - 660*y^3*z^5 - 444*y^4*z^5 - 74*z^6 + 386*y*z^6 - 162*y^2*z^6 - 294*y^3*z^6 + 67*z^7 - 49*y*z^7 - 54*y^2*z^7)/(24*(-1 + y)^3*z^2*(-1 + y + z)^2* (y + z)^4))*G[0, 1, 0, y] + ((((3*I)/2)*Pi*(-4*y^4 + 8*y^5 - 4*y^6 - 22*y*z + 88*y^2*z - 148*y^3*z + 124*y^4*z - 44*y^5*z + 2*y^6*z + 11*z^2 - 90*y^2*z^2 + 152*y^3*z^2 - 82*y^4*z^2 + 8*y^5*z^2 - 22*z^3 + 28*y*z^3 + 34*y^2*z^3 - 56*y^3*z^3 + 12*y^4*z^3 + 7*z^4 + 2*y*z^4 - 23*y^2*z^4 + 8*y^3*z^4 + 4*z^5 - 10*y*z^5 + 2*y^2*z^5 - z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (-108*y^3 + 324*y^4 - 324*y^5 + 108*y^6 - 597*y^2*z + 2160*y^3*z - 2783*y^4*z + 1444*y^5*z - 194*y^6*z - 30*y^7*z - 756*y*z^2 + 4200*y^2*z^2 - 8036*y^3*z^2 + 6506*y^4*z^2 - 1950*y^5*z^2 + 36*y^6*z^2 + 123*z^3 + 1026*y*z^3 - 4998*y^2*z^3 + 6568*y^3*z^3 - 2955*y^4*z^3 + 216*y^5*z^3 - 558*z^4 + 658*y*z^4 + 424*y^2*z^4 - 706*y^3*z^4 + 102*y^4*z^4 + 469*z^5 - 1042*y*z^5 + 633*y^2*z^5 - 180*y^3*z^5 - 68*z^6 + 150*y*z^6 - 162*y^2*z^6 + 10*z^7 - 30*y*z^7)/(24*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 0, z] + ((((3*I)/2)*Pi*(-5 + 10*y - 5*y^2 + 7*z - 10*y*z + 3*y^2*z - 2*z^2))/((-1 + y)^2*z*(-1 + y + z)^2) + (120*y^3 - 480*y^4 + 720*y^5 - 480*y^6 + 120*y^7 - 198*y*z + 1350*y^2*z - 3463*y^3*z + 4293*y^4*z - 2631*y^5*z + 673*y^6*z - 24*y^7*z + 990*z^2 - 4986*y*z^2 + 10311*y^2*z^2 - 11202*y^3*z^2 + 6526*y^4*z^2 - 1748*y^5*z^2 + 109*y^6*z^2 - 1464*z^3 + 6519*y*z^3 - 11376*y^2*z^3 + 9064*y^3*z^3 - 2734*y^4*z^3 + 27*y^5*z^3 + 353*z^4 - 1314*y*z^4 + 1398*y^2*z^4 + 88*y^3*z^4 - 417*y^4*z^4 + 39*z^5 - 95*y*z^5 + 523*y^2*z^5 - 359*y^3*z^5 + 82*z^6 + 2*y*z^6 - 48*y^2*z^6)/(24*(-1 + y)^3*z^2*(-1 + y + z)^2* (y + z)^3))*G[1, 0, 0, y] + ((((9*I)/2)*Pi*(-1 + z))/(z*(-1 + y + z)^2) + (198*y - 594*y^2 + 589*y^3 - 145*y^4 - 48*y^5 - 990*z + 1782*y*z - 213*y^2*z - 604*y^3*z + 49*y^4*z + 2376*z^2 - 3579*y*z^2 + 1236*y^2*z^2 + 15*y^3*z^2 - 1589*z^3 + 1922*y*z^3 - 333*y^2*z^3 + 227*z^4 - 275*y*z^4 - 24*z^5)/(24*(-1 + y)*z*(-1 + y + z)^2* (y + z)^3))*G[1, 0, 0, z] + ((((-3*I)/2)*Pi*(-2*y^4 + 4*y^5 - 2*y^6 + 22*y*z - 88*y^2*z + 124*y^3*z - 65*y^4*z + 6*y^5*z + y^6*z - 11*z^2 + 54*y^2*z^2 - 36*y^3*z^2 - 14*y^4*z^2 + 4*y^5*z^2 + 22*z^3 - 52*y*z^3 + 80*y^2*z^3 - 68*y^3*z^3 + 6*y^4*z^3 - 13*z^4 + 54*y*z^4 - 63*y^2*z^4 + 4*y^3*z^4 + 7*z^5 - 20*y*z^5 + y^2*z^5 - 3*z^6))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (-108*y^3 + 444*y^4 - 684*y^5 + 468*y^6 - 120*y^7 - 498*y^2*z + 2244*y^3*z - 3663*y^4*z + 2586*y^5*z - 669*y^6*z - 1152*y*z^2 + 5646*y^2*z^2 - 9804*y^3*z^2 + 7061*y^4*z^2 - 1710*y^5*z^2 - 41*y^6*z^2 - 372*z^3 + 3948*y*z^3 - 9744*y^2*z^3 + 8396*y^3*z^3 - 2114*y^4*z^3 + 16*y^5*z^3 + 882*z^4 - 3864*y*z^4 + 4176*y^2*z^4 - 1016*y^3*z^4 + 342*y^4*z^4 - 555*z^5 + 638*y*z^5 + 177*y^2*z^5 + 520*y^3*z^5 - 85*z^6 + 322*y*z^6 + 283*y^2*z^6 + 82*z^7 + 48*y*z^7)/(24*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4))* G[1, 1, 0, y] + G[-y, z]*(((9*y^4 - 20*y^5 + 10*y^6 + 36*y^3*z - 98*y^4*z + 60*y^5*z + 54*y^2*z^2 - 192*y^3*z^2 + 147*y^4*z^2 - 52*y*z^3 - 12*y^2*z^3 + 100*y^3*z^3 + 53*z^4 - 4*y*z^4 - 106*z^5 + 48*y*z^5 + 51*z^6)*G[0, 1, 0, y])/(2*z^3*(-1 + y + z)^2* (y + z)^4) + ((9*y^4 - 20*y^5 + 10*y^6 + 36*y^3*z - 98*y^4*z + 60*y^5*z + 54*y^2*z^2 - 192*y^3*z^2 + 147*y^4*z^2 - 52*y*z^3 - 12*y^2*z^3 + 100*y^3*z^3 + 53*z^4 - 4*y*z^4 - 106*z^5 + 48*y*z^5 + 51*z^6)*G[1, 1, 0, y])/(2*z^3*(-1 + y + z)^2* (y + z)^4)) - ((-1 + z)*(2*y^3 - 11*y*z + 28*y^2*z + 5*y^3*z + 55*z^2 - 49*y*z^2 + 37*y^2*z^2 - 75*z^3 + 59*y*z^3 + 27*z^4)* G[1, 1, 0, z])/(4*z^2*(-1 + y + z)^2*(y + z)^3) + ((((-3*I)/2)*Pi*(-2*y^4 + 4*y^5 - 2*y^6 + 22*y*z - 88*y^2*z + 124*y^3*z - 69*y^4*z + 10*y^5*z + y^6*z - 11*z^2 + 54*y^2*z^2 - 52*y^3*z^2 + 4*y^4*z^2 + 4*y^5*z^2 + 22*z^3 - 52*y*z^3 + 56*y^2*z^3 - 36*y^3*z^3 + 6*y^4*z^3 - 13*z^4 + 38*y*z^4 - 35*y^2*z^4 + 4*y^3*z^4 + 3*z^5 - 8*y*z^5 + y^2*z^5 - z^6))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (-108*y^3 + 564*y^4 - 1044*y^5 + 828*y^6 - 240*y^7 - 564*y^2*z + 2988*y^3*z - 5741*y^4*z + 4798*y^5*z - 1505*y^6*z + 24*y^7*z - 888*y*z^2 + 5178*y^2*z^2 - 10820*y^3*z^2 + 9727*y^4*z^2 - 3222*y^5*z^2 + 25*y^6*z^2 - 42*z^3 + 2448*y*z^3 - 8280*y^2*z^3 + 9684*y^3*z^3 - 3938*y^4*z^3 + 148*y^5*z^3 + 474*z^4 - 3212*y*z^4 + 5728*y^2*z^4 - 3468*y^3*z^4 + 558*y^4*z^4 - 665*z^5 + 2038*y*z^5 - 1929*y^2*z^5 + 676*y^3*z^5 + 237*z^6 - 446*y*z^6 + 289*y^2*z^6 - 4*z^7 + 24*y*z^7)/(24*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1, 0, z] - (12*G[0, 0, 0, 0, y])/((-1 + y)^2*z) + ((29*y^4 - 116*y^5 + 174*y^6 - 116*y^7 + 29*y^8 - 44*y*z + 264*y^2*z - 544*y^3*z + 365*y^4*z + 200*y^5*z - 398*y^6*z + 172*y^7*z - 15*y^8*z + 22*z^2 - 44*y*z^2 + 64*y^2*z^2 - 460*y^3*z^2 + 1168*y^4*z^2 - 1212*y^5*z^2 + 528*y^6*z^2 - 60*y^7*z^2 - 44*z^3 + 292*y*z^3 - 1034*y^2*z^3 + 1928*y^3*z^3 - 1824*y^4*z^3 + 796*y^5*z^3 - 90*y^6*z^3 + 51*z^4 - 408*y*z^4 + 1070*y^2*z^4 - 1188*y^3*z^4 + 571*y^4*z^4 - 60*y^5*z^4 - 51*z^5 + 236*y*z^5 - 326*y^2*z^5 + 180*y^3*z^5 - 15*y^4*z^5 + 18*z^6 - 32*y*z^6 + 20*y^2*z^6)*G[0, 0, 1, 0, y])/(4*(-1 + y)^4*z*(-1 + y + z)^2* (y + z)^4) + ((29*y^4 - 58*y^5 + 29*y^6 + 132*y*z - 528*y^2*z + 908*y^3*z - 787*y^4*z + 290*y^5*z - 15*y^6*z - 66*z^2 + 570*y^2*z^2 - 984*y^3*z^2 + 546*y^4*z^2 - 60*y^5*z^2 + 132*z^3 - 148*y*z^3 - 262*y^2*z^3 + 392*y^3*z^3 - 90*y^4*z^3 - 37*z^4 - 34*y*z^4 + 167*y^2*z^4 - 60*y^3*z^4 - 27*z^5 + 66*y*z^5 - 15*y^2*z^5 + 6*z^6)*G[0, 0, 1, 0, z])/(4*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^4) + ((20*y^4 - 80*y^5 + 120*y^6 - 80*y^7 + 20*y^8 + 66*y*z - 396*y^2*z + 1070*y^3*z - 1673*y^4*z + 1578*y^5*z - 836*y^6*z + 198*y^7*z - 7*y^8*z - 33*z^2 + 66*y*z^2 + 285*y^2*z^2 - 1272*y^3*z^2 + 1990*y^4*z^2 - 1450*y^5*z^2 + 439*y^6*z^2 - 28*y^7*z^2 + 66*z^3 - 184*y*z^3 - 122*y^2*z^3 + 916*y^3*z^3 - 1086*y^4*z^3 + 440*y^5*z^3 - 42*y^6*z^3 - 13*z^4 - 80*y*z^4 + 432*y^2*z^4 - 596*y^3*z^4 + 267*y^4*z^4 - 28*y^5*z^4 - 33*z^5 + 160*y*z^5 - 232*y^2*z^5 + 100*y^3*z^5 - 7*y^4*z^5 + 13*z^6 - 28*y*z^6 + 12*y^2*z^6)*G[0, 1, 0, 0, y])/ (2*(-1 + y)^4*z*(-1 + y + z)^2*(y + z)^4) + ((13*y^4 - 26*y^5 + 13*y^6 + 66*y*z - 264*y^2*z + 448*y^3*z - 379*y^4*z + 136*y^5*z - 7*y^6*z - 33*z^2 + 276*y^2*z^2 - 464*y^3*z^2 + 251*y^4*z^2 - 28*y^5*z^2 + 66*z^3 - 80*y*z^3 - 104*y^2*z^3 + 168*y^3*z^3 - 42*y^4*z^3 - 20*z^4 - 4*y*z^4 + 64*y^2*z^4 - 28*y^3*z^4 - 11*z^5 + 26*y*z^5 - 7*y^2*z^5 + 2*z^6)* G[0, 1, 0, 0, z])/(2*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((-19*y^4 + 38*y^5 - 19*y^6 - 22*y*z + 88*y^2*z - 208*y^3*z + 278*y^4*z - 148*y^5*z + 12*y^6*z + 11*z^2 - 180*y^2*z^2 + 468*y^3*z^2 - 360*y^4*z^2 + 48*y^5*z^2 - 22*z^3 - 32*y*z^3 + 358*y^2*z^3 - 428*y^3*z^3 + 72*y^4*z^3 - 8*z^4 + 168*y*z^4 - 286*y^2*z^4 + 48*y^3*z^4 + 38*z^5 - 102*y*z^5 + 12*y^2*z^5 - 13*z^6)*G[0, 1, 1, 0, y])/(4*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4) + ((-2*y^4 + 22*y*z - 44*y^2*z + 14*y^3*z + 2*y^4*z - 11*z^2 - 22*y*z^2 + 21*y^2*z^2 + 8*y^3*z^2 + 22*z^3 - 8*y*z^3 + 12*y^2*z^3 - 13*z^4 + 8*y*z^4 + 2*z^5)*G[0, 1, 1, 0, z])/ (2*z*(-1 + y + z)^2*(y + z)^4) + ((-17*y^4 + 34*y^5 - 17*y^6 + 110*y*z - 440*y^2*z + 592*y^3*z - 278*y^4*z + 8*y^5*z + 8*y^6*z - 55*z^2 + 228*y^2*z^2 - 132*y^3*z^2 - 82*y^4*z^2 + 32*y^5*z^2 + 110*z^3 - 288*y*z^3 + 402*y^2*z^3 - 308*y^3*z^3 + 48*y^4*z^3 - 72*z^4 + 248*y*z^4 - 262*y^2*z^4 + 32*y^3*z^4 + 26*z^5 - 70*y*z^5 + 8*y^2*z^5 - 9*z^6)* G[0, 1 - y, 1, 0, z])/(4*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((35 - 70*y + 35*y^2 - 53*z + 70*y*z - 17*y^2*z + 18*z^2)* G[1, 0, 0, 0, y])/(4*(-1 + y)^2*z*(-1 + y + z)^2) - (17*(-1 + z)*G[1, 0, 0, 0, z])/(4*z*(-1 + y + z)^2) + ((-17*y^4 + 34*y^5 - 17*y^6 + 110*y*z - 440*y^2*z + 592*y^3*z - 274*y^4*z + 12*y^6*z - 55*z^2 + 228*y^2*z^2 - 116*y^3*z^2 - 114*y^4*z^2 + 48*y^5*z^2 + 110*z^3 - 288*y*z^3 + 426*y^2*z^3 - 356*y^3*z^3 + 72*y^4*z^3 - 72*z^4 + 264*y*z^4 - 294*y^2*z^4 + 48*y^3*z^4 + 30*z^5 - 78*y*z^5 + 12*y^2*z^5 - 9*z^6)* G[1, 0, 1, 0, y])/(4*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((-1 + z)*(1 - z + 4*z^2)*G[1, 0, 1, 0, z])/(2*z^3*(-1 + y + z)^2) + ((-12*y^4 + 24*y^5 - 12*y^6 + 66*y*z - 264*y^2*z + 348*y^3*z - 142*y^4*z - 14*y^5*z + 6*y^6*z - 33*z^2 + 126*y^2*z^2 - 16*y^3*z^2 - 111*y^4*z^2 + 24*y^5*z^2 + 66*z^3 - 180*y*z^3 + 318*y^2*z^3 - 280*y^3*z^3 + 36*y^4*z^3 - 45*z^4 + 194*y*z^4 - 233*y^2*z^4 + 24*y^3*z^4 + 26*z^5 - 72*y*z^5 + 6*y^2*z^5 - 10*z^6)* G[1, 1, 0, 0, y])/(2*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (3*(-1 + z)*G[1, 1, 0, 0, z])/(2*z*(-1 + y + z)^2) + ((4 - 8*y + 4*y^2 - 10*z + 14*y*z - 4*y^2*z + 3*z^2)*G[1, 1, 1, 0, y])/ (2*(-1 + y)^2*z*(-1 + y + z)^2) - ((-1 + z)*(1 - z + z^2)* G[1, 1, 1, 0, z])/(2*z^3*(-1 + y + z)^2) - ((-1 + z)*(-1 + z + 2*z^2)*G[1, 1 - y, 1, 0, z])/ (2*z^3*(-1 + y + z)^2) + ((-20*y^4 + 80*y^5 - 120*y^6 + 80*y^7 - 20*y^8 - 80*y^3*z + 360*y^4*z - 600*y^5*z + 440*y^6*z - 120*y^7*z - 120*y^2*z^2 + 640*y^3*z^2 - 1231*y^4*z^2 + 1022*y^5*z^2 - 311*y^6*z^2 + 30*y*z^3 + 120*y^2*z^3 - 664*y^3*z^3 + 862*y^4*z^3 - 352*y^5*z^3 + 4*y^6*z^3 - 75*z^4 + 240*y*z^4 - 456*y^2*z^4 + 548*y^3*z^4 - 278*y^4*z^4 + 16*y^5*z^4 + 150*z^5 - 464*y*z^5 + 562*y^2*z^5 - 292*y^3*z^5 + 24*y^4*z^5 - 86*z^6 + 228*y*z^6 - 188*y^2*z^6 + 16*y^3*z^6 + 14*z^7 - 38*y*z^7 + 4*y^2*z^7 - 5*z^8)* G[1 - y, 0, 1, 0, z])/(4*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + ((-5*y^4 + 10*y^5 - 5*y^6 + 66*y*z - 264*y^2*z + 376*y^3*z - 217*y^4*z + 36*y^5*z + 3*y^6*z - 33*z^2 + 168*y^2*z^2 - 176*y^3*z^2 + 27*y^4*z^2 + 12*y^5*z^2 + 66*z^3 - 152*y*z^3 + 148*y^2*z^3 - 88*y^3*z^3 + 18*y^4*z^3 - 38*z^4 + 104*y*z^4 - 90*y^2*z^4 + 12*y^3*z^4 + 7*z^5 - 18*y*z^5 + 3*y^2*z^5 - 2*z^6)* G[1 - y, 1, 0, 0, z])/(2*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (11*(2*y - z)*G[1 - y, 1, 1, 0, z])/(2*(y + z)^4) + ((10*y^4 - 40*y^5 + 60*y^6 - 40*y^7 + 10*y^8 + 40*y^3*z - 180*y^4*z + 300*y^5*z - 220*y^6*z + 60*y^7*z + 60*y^2*z^2 - 320*y^3*z^2 + 615*y^4*z^2 - 510*y^5*z^2 + 155*y^6*z^2 + 18*y*z^3 - 192*y^2*z^3 + 528*y^3*z^3 - 561*y^4*z^3 + 208*y^5*z^3 - y^6*z^3 + 21*z^4 - 120*y*z^4 + 324*y^2*z^4 - 408*y^3*z^4 + 191*y^4*z^4 - 4*y^5*z^4 - 42*z^5 + 164*y*z^5 - 256*y^2*z^5 + 156*y^3*z^5 - 6*y^4*z^5 + 26*z^6 - 88*y*z^6 + 90*y^2*z^6 - 4*y^3*z^6 - 9*z^7 + 26*y*z^7 - y^2*z^7 + 4*z^8)*G[1 - y, 1 - y, 1, 0, z])/(2*(-1 + y)^2*z^3* (-1 + y + z)^2*(y + z)^4) + ((9*y^4 - 20*y^5 + 10*y^6 + 36*y^3*z - 98*y^4*z + 60*y^5*z + 54*y^2*z^2 - 192*y^3*z^2 + 147*y^4*z^2 - 52*y*z^3 - 12*y^2*z^3 + 100*y^3*z^3 + 53*z^4 - 4*y*z^4 - 106*z^5 + 48*y*z^5 + 51*z^6)*G[-y, 0, 1, 0, z])/(2*z^3*(-1 + y + z)^2* (y + z)^4) + ((9*y^4 - 20*y^5 + 10*y^6 + 36*y^3*z - 98*y^4*z + 60*y^5*z + 54*y^2*z^2 - 192*y^3*z^2 + 147*y^4*z^2 - 52*y*z^3 - 12*y^2*z^3 + 100*y^3*z^3 + 53*z^4 - 4*y*z^4 - 106*z^5 + 48*y*z^5 + 51*z^6)*G[-y, 1 - y, 1, 0, z])/(2*z^3*(-1 + y + z)^2*(y + z)^4) + ((((3*I)/2)*Pi*(3 - 6*y + 3*y^2 - 2*z + 2*y*z + z^2))/ ((-1 + y)^2*z*(-1 + y + z)^2) + (-24*y^3 + 92*y^4 - 132*y^5 + 84*y^6 - 20*y^7 - 72*y^2*z + 333*y^3*z - 575*y^4*z + 447*y^5*z - 141*y^6*z + 8*y^7*z + 16*y*z^2 + 51*y^2*z^2 - 289*y^3*z^2 + 417*y^4*z^2 - 227*y^5*z^2 + 32*y^6*z^2 - 68*z^3 + 329*y*z^3 - 695*y^2*z^3 + 836*y^3*z^3 - 512*y^4*z^3 + 92*y^5*z^3 + 123*z^4 - 513*y*z^4 + 840*y^2*z^4 - 624*y^3*z^4 + 120*y^4*z^4 - 60*z^5 + 187*y*z^5 - 233*y^2*z^5 + 52*y^3*z^5 - 3*z^6 - 15*y*z^6)/ (4*(-1 + y)^3*z^2*(-1 + y + z)^2*(y + z)^3))*Zeta[3] + G[1, z]*((Pi^2*(-1 + z)*(2*y^3 - 11*y*z + 28*y^2*z + 5*y^3*z + 55*z^2 - 49*y*z^2 + 37*y^2*z^2 - 75*z^3 + 59*y*z^3 + 27*z^4))/ (24*z^2*(-1 + y + z)^2*(y + z)^3) + ((-1 + z)*(-1 + z + 2*z^2)* G[0, 1, 0, y])/(2*z^3*(-1 + y + z)^2) - ((-1 + z)*(-1 + z + 2*z^2)*G[1, 1, 0, y])/(2*z^3*(-1 + y + z)^2) - ((-1 + z)*(1 - z + z^2)*Zeta[3])/(z^3*(-1 + y + z)^2)) + G[0, z]*(((-1/4*I)*Pi^3*(-2 + 4*y - 2*y^2 + 4*z - 6*y*z + 2*y^2*z - z^2))/((-1 + y)^2*z*(-1 + y + z)^2) + ((I/24)*Pi*(-213*y^2 + 213*y^3 - 594*z + 564*y*z + 140*y^2*z + 183*z^2 + 37*y*z^2 + 110*z^3))/((-1 + y)*z*(-1 + y + z)* (y + z)^2) + (-990*y + 1961*y^2 - 971*y^3 - 9288*z + 17026*y*z - 7489*y^2*z + 6767*z^2 - 6269*y*z^2 + 249*z^3)/ (144*(-1 + y)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(238*y^3 - 690*y^4 + 666*y^5 - 214*y^6 - 132*y*z + 1176*y^2*z - 2986*y^3*z + 2960*y^4*z - 1018*y^5*z + 66*z^2 + 681*y*z^2 - 3300*y^2*z^2 + 4366*y^3*z^2 - 1806*y^4*z^2 + 139*z^3 - 1524*y*z^3 + 2922*y^2*z^3 - 1516*y^3*z^3 - 322*z^4 + 959*y*z^4 - 616*y^2*z^4 + 109*z^5 - 102*y*z^5))/ (48*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(9*y^4 - 18*y^5 + 9*y^6 - 66*y*z + 264*y^2*z - 360*y^3*z + 160*y^4*z + 8*y^5*z - 6*y^6*z + 33*z^2 - 144*y^2*z^2 + 28*y^3*z^2 + 120*y^4*z^2 - 24*y^5*z^2 - 66*z^3 + 168*y*z^3 - 330*y^2*z^3 + 316*y^3*z^3 - 36*y^4*z^3 + 42*z^4 - 212*y*z^4 + 272*y^2*z^4 - 24*y^3*z^4 - 32*z^5 + 90*y*z^5 - 6*y^2*z^5 + 13*z^6)*G[1, y])/(24*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((((-3*I)/2)*Pi*(-7 + 14*y - 7*y^2 + 11*z - 14*y*z + 3*y^2*z - 4*z^2))/((-1 + y)^2*z*(-1 + y + z)^2) + (108*y^3 - 336*y^4 + 348*y^5 - 120*y^6 + 324*y^2*z - 1087*y^3*z + 1250*y^4*z - 535*y^5*z + 48*y^6*z - 468*y*z^2 + 1527*y^2*z^2 - 1797*y^3*z^2 + 721*y^4*z^2 + 17*y^5*z^2 + 504*z^3 - 771*y*z^3 - 303*y^2*z^3 + 475*y^3*z^3 + 237*y^4*z^3 - 673*z^4 + 1313*y*z^4 - 907*y^2*z^4 + 693*y^3*z^4 + 105*z^5 - 182*y*z^5 + 503*y^2*z^5 + 64*z^6 + 78*y*z^6)/(24*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^3))* G[0, 0, y] + ((((3*I)/2)*Pi*(-2*y^4 + 4*y^5 - 2*y^6 + 22*y*z - 88*y^2*z + 124*y^3*z - 68*y^4*z + 8*y^5*z + 2*y^6*z - 11*z^2 + 54*y^2*z^2 - 48*y^3*z^2 - 4*y^4*z^2 + 8*y^5*z^2 + 22*z^3 - 52*y*z^3 + 62*y^2*z^3 - 48*y^3*z^3 + 12*y^4*z^3 - 13*z^4 + 42*y*z^4 - 43*y^2*z^4 + 8*y^3*z^4 + 4*z^5 - 10*y*z^5 + 2*y^2*z^5 - z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (36*y^3 - 148*y^4 + 228*y^5 - 156*y^6 + 40*y^7 + 199*y^2*z - 880*y^3*z + 1436*y^4*z - 1038*y^5*z + 293*y^6*z - 10*y^7*z + 252*y*z^2 - 1288*y^2*z^2 + 2280*y^3*z^2 - 1694*y^4*z^2 + 452*y^5*z^2 - 2*y^6*z^2 - 41*z^3 - 326*y*z^3 + 1172*y^2*z^3 - 1172*y^3*z^3 + 388*y^4*z^3 - 28*y^5*z^3 - 30*z^4 + 366*y*z^4 - 712*y^2*z^4 + 530*y^3*z^4 - 182*y^4*z^4 + 136*z^5 - 412*y*z^5 + 482*y^2*z^5 - 248*y^3*z^5 - 60*z^6 + 144*y*z^6 - 112*y^2*z^6 + 3*z^7 - 10*y*z^7)/(8*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4))* G[1, 0, y] + ((-43 + 86*y - 43*y^2 + 69*z - 86*y*z + 17*y^2*z - 26*z^2)*G[0, 0, 0, y])/(4*(-1 + y)^2*z*(-1 + y + z)^2) + ((24*y^4 - 48*y^5 + 24*y^6 + 88*y*z - 352*y^2*z + 624*y^3*z - 581*y^4*z + 234*y^5*z - 13*y^6*z - 44*z^2 + 408*y^2*z^2 - 788*y^3*z^2 + 488*y^4*z^2 - 52*y^5*z^2 + 88*z^3 - 80*y*z^3 - 326*y^2*z^3 + 444*y^3*z^3 - 78*y^4*z^3 - 20*z^4 - 108*y*z^4 + 252*y^2*z^4 - 52*y^3*z^4 - 37*z^5 + 98*y*z^5 - 13*y^2*z^5 + 12*z^6)*G[0, 1, 0, y])/(4*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4) + ((12*y^4 - 24*y^5 + 12*y^6 - 66*y*z + 264*y^2*z - 348*y^3*z + 148*y^4*z + 10*y^5*z - 8*y^6*z + 33*z^2 - 126*y^2*z^2 + 40*y^3*z^2 + 91*y^4*z^2 - 32*y^5*z^2 - 66*z^3 + 180*y*z^3 - 282*y^2*z^3 + 240*y^3*z^3 - 48*y^4*z^3 + 45*z^4 - 170*y*z^4 + 193*y^2*z^4 - 32*y^3*z^4 - 20*z^5 + 52*y*z^5 - 8*y^2*z^5 + 6*z^6)*G[1, 0, 0, y])/(2*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4) + ((-9*y^4 + 18*y^5 - 9*y^6 + 66*y*z - 264*y^2*z + 360*y^3*z - 160*y^4*z - 8*y^5*z + 6*y^6*z - 33*z^2 + 144*y^2*z^2 - 28*y^3*z^2 - 120*y^4*z^2 + 24*y^5*z^2 + 66*z^3 - 168*y*z^3 + 330*y^2*z^3 - 316*y^3*z^3 + 36*y^4*z^3 - 42*z^4 + 212*y*z^4 - 272*y^2*z^4 + 24*y^3*z^4 + 32*z^5 - 90*y*z^5 + 6*y^2*z^5 - 13*z^6)*G[1, 1, 0, y])/(4*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4) + ((-15 + 30*y - 15*y^2 + 2*z - 6*y*z + 4*y^2*z + z^2)* Zeta[3])/(4*(-1 + y)^2*z*(-1 + y + z)^2)) + G[0, y]*(((-1/4*I)*Pi^3*(5 - 10*y + 5*y^2 - 12*z + 10*y*z + 2*y^2*z + 7*z^2))/((-1 + y)^2*z*(-1 + y + z)^2) + (10800*y - 12255*y^2 + 1251*y^3 + 204*y^4 - 22392*z + 86658*y*z - 97995*y^2*z + 23668*y^3*z + 32529*z^2 - 76191*y*z^2 + 23540*y^2*z^2 - 10137*z^3 + 76*y*z^3)/(576*(-1 + y)^2*z* (-1 + y + z)*(y + z)^2) + ((I/72)*Pi*(594*y - 449*y^2 - 475*y^3 + 330*y^4 - 1188*z + 5042*y*z - 6441*y^2*z + 2487*y^3*z + 1927*z^2 - 4923*y*z^2 + 2796*y^2*z^2 - 739*z^3 + 639*y*z^3))/ ((-1 + y)^2*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-216*y^3 + 888*y^4 - 1368*y^5 + 936*y^6 - 240*y^7 - 648*y^2*z + 3353*y^3*z - 5511*y^4*z + 2895*y^5*z + 571*y^6*z - 660*y^7*z + 144*y*z^2 + 1167*y^2*z^2 - 3307*y^3*z^2 - 1843*y^4*z^2 + 8123*y^5*z^2 - 4284*y^6*z^2 - 612*z^3 + 3549*y*z^3 - 8157*y^2*z^3 - 22*y^3*z^3 + 15046*y^4*z^3 - 9732*y^5*z^3 + 1283*z^4 - 6747*y*z^4 + 4518*y^2*z^4 + 11650*y^3*z^4 - 10488*y^4*z^4 - 1318*z^5 + 2573*y*z^5 + 4577*y^2*z^5 - 5616*y^3*z^5 + 647*z^6 + 661*y*z^6 - 1236*y^2*z^6))/(288*(-1 + y)^3*z^2*(-1 + y + z)^2*(y + z)^3) + ((Pi^2*(88 - 176*y + 88*y^2 - 127*z + 166*y*z - 39*y^2*z + 44*z^2))/ (24*(-1 + y)^2*z*(-1 + y + z)^2) + (1638*y^2 - 4309*y^3 + 3116*y^4 + 143*y^5 - 588*y^6 + 10116*y*z - 34419*y^2*z + 37846*y^3*z - 12089*y^4*z - 1454*y^5*z - 3366*z^2 - 381*y*z^2 + 8244*y^2*z^2 + 966*y^3*z^2 - 5634*y^4*z^2 + 6041*z^3 - 17734*y*z^3 + 21026*y^2*z^3 - 9846*y^3*z^3 - 3092*z^4 + 8245*y*z^4 - 5666*y^2*z^4 + 417*z^5 - 588*y*z^5)/ (144*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) - ((I/24)*Pi*(51*y^3 - 12*y^4 - 129*y^5 + 90*y^6 - 792*y*z + 2925*y^2*z - 3473*y^3*z + 1155*y^4*z + 185*y^5*z + 396*z^2 - 45*y*z^2 - 1239*y^2*z^2 + 497*y^3*z^2 + 501*y^4*z^2 - 543*z^3 + 1161*y*z^3 - 1185*y^2*z^3 + 897*y^3*z^3 + 127*z^4 - 378*y*z^4 + 581*y^2*z^4 + 20*z^5 + 90*y*z^5))/((-1 + y)^2*z*(-1 + y + z)^2* (y + z)^3))*G[0, z] - (Pi^2*(-1 + z)*(-1 + z + z^2)*G[1, z])/ (12*z^3*(-1 + y + z)^2) + (Pi^2*(20*y^4 - 80*y^5 + 120*y^6 - 80*y^7 + 20*y^8 + 80*y^3*z - 360*y^4*z + 600*y^5*z - 440*y^6*z + 120*y^7*z + 120*y^2*z^2 - 640*y^3*z^2 + 1233*y^4*z^2 - 1026*y^5*z^2 + 313*y^6*z^2 + 14*y*z^3 - 296*y^2*z^3 + 936*y^3*z^3 - 1062*y^4*z^3 + 412*y^5*z^3 - 4*y^6*z^3 + 53*z^4 - 240*y*z^4 + 600*y^2*z^4 - 780*y^3*z^4 + 392*y^4*z^4 - 16*y^5*z^4 - 106*z^5 + 384*y*z^5 - 582*y^2*z^5 + 364*y^3*z^5 - 24*y^4*z^5 + 66*z^6 - 220*y*z^6 + 224*y^2*z^6 - 16*y^3*z^6 - 22*z^7 + 62*y*z^7 - 4*y^2*z^7 + 9*z^8)*G[1 - y, z])/ (24*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + ((((-9*I)/4)*Pi*(-3 + 6*y - 3*y^2 + 4*z - 6*y*z + 2*y^2*z - z^2))/ ((-1 + y)^2*z*(-1 + y + z)^2) + (27*y^3 + 24*y^4 - 129*y^5 + 78*y^6 - 792*y*z + 2853*y^2*z - 3305*y^3*z + 1149*y^4*z + 95*y^5*z + 396*z^2 - 117*y*z^2 - 951*y^2*z^2 + 443*y^3*z^2 + 261*y^4*z^2 - 567*z^3 + 1377*y*z^3 - 1311*y^2*z^3 + 597*y^3*z^3 + 187*z^4 - 492*y*z^4 + 401*y^2*z^4 - 16*z^5 + 48*y*z^5)/(24*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3))* G[0, 0, z] + ((((3*I)/2)*Pi*(-1 + z))/(z*(-1 + y + z)^2) + (33*y - 99*y^2 + 133*y^3 - 61*y^4 - 6*y^5 - 165*z + 297*y*z + 69*y^2*z - 244*y^3*z + 49*y^4*z + 396*z^2 - 492*y*z^2 - 3*y^2*z^2 + 111*y^3*z^2 - 230*z^3 + 185*y*z^3 + 45*y^2*z^3 + 5*z^4 - 17*y*z^4 - 6*z^5)/(24*(-1 + y)*z*(-1 + y + z)^2* (y + z)^3))*G[1, 0, z] + ((((3*I)/2)*Pi*(-2*y^4 + 4*y^5 - 2*y^6 + 22*y*z - 88*y^2*z + 124*y^3*z - 69*y^4*z + 10*y^5*z + y^6*z - 11*z^2 + 54*y^2*z^2 - 52*y^3*z^2 + 4*y^4*z^2 + 4*y^5*z^2 + 22*z^3 - 52*y*z^3 + 56*y^2*z^3 - 36*y^3*z^3 + 6*y^4*z^3 - 13*z^4 + 38*y*z^4 - 35*y^2*z^4 + 4*y^3*z^4 + 3*z^5 - 8*y*z^5 + y^2*z^5 - z^6))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (108*y^3 - 564*y^4 + 1044*y^5 - 828*y^6 + 240*y^7 + 564*y^2*z - 2988*y^3*z + 5741*y^4*z - 4798*y^5*z + 1505*y^6*z - 24*y^7*z + 888*y*z^2 - 5178*y^2*z^2 + 10820*y^3*z^2 - 9727*y^4*z^2 + 3222*y^5*z^2 - 25*y^6*z^2 + 42*z^3 - 2448*y*z^3 + 8280*y^2*z^3 - 9684*y^3*z^3 + 3938*y^4*z^3 - 148*y^5*z^3 - 474*z^4 + 3212*y*z^4 - 5728*y^2*z^4 + 3468*y^3*z^4 - 558*y^4*z^4 + 665*z^5 - 2038*y*z^5 + 1929*y^2*z^5 - 676*y^3*z^5 - 237*z^6 + 446*y*z^6 - 289*y^2*z^6 + 4*z^7 - 24*y*z^7)/(24*(-1 + y)^2*z^2* (-1 + y + z)^2*(y + z)^4))*G[1 - y, 0, z] + ((-22 + 44*y - 22*y^2 + 27*z - 44*y*z + 17*y^2*z - 5*z^2)* G[0, 0, 0, z])/(4*(-1 + y)^2*z*(-1 + y + z)^2) + ((7*y^4 - 14*y^5 + 7*y^6 + 22*y*z - 88*y^2*z + 160*y^3*z - 151*y^4*z + 62*y^5*z - 5*y^6*z - 11*z^2 + 108*y^2*z^2 - 200*y^3*z^2 + 124*y^4*z^2 - 20*y^5*z^2 + 22*z^3 - 16*y*z^3 - 76*y^2*z^3 + 104*y^3*z^3 - 30*y^4*z^3 - 4*z^4 - 20*y*z^4 + 50*y^2*z^4 - 20*y^3*z^4 - 7*z^5 + 16*y*z^5 - 5*y^2*z^5 + z^6)* G[0, 1, 0, z])/(4*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((17*y^4 - 34*y^5 + 17*y^6 - 110*y*z + 440*y^2*z - 592*y^3*z + 278*y^4*z - 8*y^5*z - 8*y^6*z + 55*z^2 - 228*y^2*z^2 + 132*y^3*z^2 + 82*y^4*z^2 - 32*y^5*z^2 - 110*z^3 + 288*y*z^3 - 402*y^2*z^3 + 308*y^3*z^3 - 48*y^4*z^3 + 72*z^4 - 248*y*z^4 + 262*y^2*z^4 - 32*y^3*z^4 - 26*z^5 + 70*y*z^5 - 8*y^2*z^5 + 9*z^6)* G[0, 1 - y, 0, z])/(4*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) - (5*(-1 + z)*G[1, 0, 0, z])/(2*z*(-1 + y + z)^2) + ((1 - z)*G[1, 1, 0, z])/(2*z*(-1 + y + z)^2) + ((-1 + z)*(-1 + z + 2*z^2)*G[1, 1 - y, 0, z])/ (2*z^3*(-1 + y + z)^2) + ((5*y^4 - 10*y^5 + 5*y^6 - 66*y*z + 264*y^2*z - 376*y^3*z + 217*y^4*z - 36*y^5*z - 3*y^6*z + 33*z^2 - 168*y^2*z^2 + 176*y^3*z^2 - 27*y^4*z^2 - 12*y^5*z^2 - 66*z^3 + 152*y*z^3 - 148*y^2*z^3 + 88*y^3*z^3 - 18*y^4*z^3 + 38*z^4 - 104*y*z^4 + 90*y^2*z^4 - 12*y^3*z^4 - 7*z^5 + 18*y*z^5 - 3*y^2*z^5 + 2*z^6)*G[1 - y, 0, 0, z])/(2*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^4) + ((-3*y^4 + 6*y^5 - 3*y^6 + 22*y*z - 88*y^2*z + 120*y^3*z - 60*y^4*z + 4*y^5*z + 2*y^6*z - 11*z^2 + 48*y^2*z^2 - 36*y^3*z^2 - 10*y^4*z^2 + 8*y^5*z^2 + 22*z^3 - 56*y*z^3 + 70*y^2*z^3 - 52*y^3*z^3 + 12*y^4*z^3 - 14*z^4 + 44*y*z^4 - 44*y^2*z^4 + 8*y^3*z^4 + 4*z^5 - 10*y*z^5 + 2*y^2*z^5 - z^6)*G[1 - y, 1, 0, z])/(4*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^4) + ((-10*y^4 + 40*y^5 - 60*y^6 + 40*y^7 - 10*y^8 - 40*y^3*z + 180*y^4*z - 300*y^5*z + 220*y^6*z - 60*y^7*z - 60*y^2*z^2 + 320*y^3*z^2 - 615*y^4*z^2 + 510*y^5*z^2 - 155*y^6*z^2 - 18*y*z^3 + 192*y^2*z^3 - 528*y^3*z^3 + 561*y^4*z^3 - 208*y^5*z^3 + y^6*z^3 - 21*z^4 + 120*y*z^4 - 324*y^2*z^4 + 408*y^3*z^4 - 191*y^4*z^4 + 4*y^5*z^4 + 42*z^5 - 164*y*z^5 + 256*y^2*z^5 - 156*y^3*z^5 + 6*y^4*z^5 - 26*z^6 + 88*y*z^6 - 90*y^2*z^6 + 4*y^3*z^6 + 9*z^7 - 26*y*z^7 + y^2*z^7 - 4*z^8)*G[1 - y, 1 - y, 0, z])/(2*(-1 + y)^2*z^3*(-1 + y + z)^2* (y + z)^4) + ((-9*y^4 + 20*y^5 - 10*y^6 - 36*y^3*z + 98*y^4*z - 60*y^5*z - 54*y^2*z^2 + 192*y^3*z^2 - 147*y^4*z^2 + 52*y*z^3 + 12*y^2*z^3 - 100*y^3*z^3 - 53*z^4 + 4*y*z^4 + 106*z^5 - 48*y*z^5 - 51*z^6)*G[-y, 1 - y, 0, z])/(2*z^3*(-1 + y + z)^2* (y + z)^4) + ((-9 + 36*y - 54*y^2 + 36*y^3 - 9*y^4 - 6*z + 2*y*z - 6*y^2*z + 6*y^3*z + 4*y^4*z + 5*z^2 + 2*y*z^2 + 11*y^2*z^2)* Zeta[3])/(4*(-1 + y)^4*z*(-1 + y + z)^2)) + G[1, y]*(((I/4)*Pi^3*(-2*y^4 + 4*y^5 - 2*y^6 + 22*y*z - 88*y^2*z + 124*y^3*z - 65*y^4*z + 6*y^5*z + y^6*z - 11*z^2 + 54*y^2*z^2 - 36*y^3*z^2 - 14*y^4*z^2 + 4*y^5*z^2 + 22*z^3 - 52*y*z^3 + 80*y^2*z^3 - 68*y^3*z^3 + 6*y^4*z^3 - 13*z^4 + 54*y*z^4 - 63*y^2*z^4 + 4*y^3*z^4 + 7*z^5 - 20*y*z^5 + y^2*z^5 - 3*z^6))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(108*y^3 - 444*y^4 + 684*y^5 - 468*y^6 + 120*y^7 + 498*y^2*z - 2244*y^3*z + 3663*y^4*z - 2586*y^5*z + 669*y^6*z + 1152*y*z^2 - 5646*y^2*z^2 + 9804*y^3*z^2 - 7061*y^4*z^2 + 1710*y^5*z^2 + 41*y^6*z^2 + 372*z^3 - 3948*y*z^3 + 9744*y^2*z^3 - 8396*y^3*z^3 + 2114*y^4*z^3 - 16*y^5*z^3 - 882*z^4 + 3864*y*z^4 - 4176*y^2*z^4 + 1016*y^3*z^4 - 342*y^4*z^4 + 555*z^5 - 638*y*z^5 - 177*y^2*z^5 - 520*y^3*z^5 + 85*z^6 - 322*y*z^6 - 283*y^2*z^6 - 82*z^7 - 48*y*z^7))/(144*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-1 + z)*(-1 + z + 2*z^2)*G[1, z])/(12*z^3*(-1 + y + z)^2) + (Pi^2*(-4 + 8*y - 4*y^2 + 11*z - 12*y*z + y^2*z - 5*z^2)* G[1 - y, z])/(12*(-1 + y)^2*z*(-1 + y + z)^2) + (Pi^2*(-9*y^4 + 20*y^5 - 10*y^6 - 36*y^3*z + 98*y^4*z - 60*y^5*z - 54*y^2*z^2 + 192*y^3*z^2 - 147*y^4*z^2 + 52*y*z^3 + 12*y^2*z^3 - 100*y^3*z^3 - 53*z^4 + 4*y*z^4 + 106*z^5 - 48*y*z^5 - 51*z^6)* G[-y, z])/(12*z^3*(-1 + y + z)^2*(y + z)^4) + ((y^4 - 2*y^5 + y^6 - 44*y*z + 176*y^2*z - 260*y^3*z + 174*y^4*z - 44*y^5*z - 2*y^6*z + 22*z^2 - 126*y^2*z^2 + 188*y^3*z^2 - 80*y^4*z^2 - 8*y^5*z^2 - 44*z^3 + 92*y*z^3 - 16*y^2*z^3 - 36*y^3*z^3 - 12*y^4*z^3 + 23*z^4 - 22*y*z^4 - 17*y^2*z^4 - 8*y^3*z^4 + 6*z^5 - 20*y*z^5 - 2*y^2*z^5 - 4*z^6)*Zeta[3])/ (2*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4)) + G[1 - y, z]*(((I/4)*Pi^3*(-2*y^4 + 4*y^5 - 2*y^6 + 22*y*z - 88*y^2*z + 124*y^3*z - 69*y^4*z + 10*y^5*z + y^6*z - 11*z^2 + 54*y^2*z^2 - 52*y^3*z^2 + 4*y^4*z^2 + 4*y^5*z^2 + 22*z^3 - 52*y*z^3 + 56*y^2*z^3 - 36*y^3*z^3 + 6*y^4*z^3 - 13*z^4 + 38*y*z^4 - 35*y^2*z^4 + 4*y^3*z^4 + 3*z^5 - 8*y*z^5 + y^2*z^5 - z^6))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(108*y^3 - 564*y^4 + 1044*y^5 - 828*y^6 + 240*y^7 + 564*y^2*z - 2988*y^3*z + 5741*y^4*z - 4798*y^5*z + 1505*y^6*z - 24*y^7*z + 888*y*z^2 - 5178*y^2*z^2 + 10820*y^3*z^2 - 9727*y^4*z^2 + 3222*y^5*z^2 - 25*y^6*z^2 + 42*z^3 - 2448*y*z^3 + 8280*y^2*z^3 - 9684*y^3*z^3 + 3938*y^4*z^3 - 148*y^5*z^3 - 474*z^4 + 3212*y*z^4 - 5728*y^2*z^4 + 3468*y^3*z^4 - 558*y^4*z^4 + 665*z^5 - 2038*y*z^5 + 1929*y^2*z^5 - 676*y^3*z^5 - 237*z^6 + 446*y*z^6 - 289*y^2*z^6 + 4*z^7 - 24*y*z^7))/ (144*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4) + ((((-3*I)/2)*Pi*(-2*y^4 + 4*y^5 - 2*y^6 + 22*y*z - 88*y^2*z + 124*y^3*z - 69*y^4*z + 10*y^5*z + y^6*z - 11*z^2 + 54*y^2*z^2 - 52*y^3*z^2 + 4*y^4*z^2 + 4*y^5*z^2 + 22*z^3 - 52*y*z^3 + 56*y^2*z^3 - 36*y^3*z^3 + 6*y^4*z^3 - 13*z^4 + 38*y*z^4 - 35*y^2*z^4 + 4*y^3*z^4 + 3*z^5 - 8*y*z^5 + y^2*z^5 - z^6))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (-108*y^3 + 564*y^4 - 1044*y^5 + 828*y^6 - 240*y^7 - 564*y^2*z + 2988*y^3*z - 5741*y^4*z + 4798*y^5*z - 1505*y^6*z + 24*y^7*z - 888*y*z^2 + 5178*y^2*z^2 - 10820*y^3*z^2 + 9727*y^4*z^2 - 3222*y^5*z^2 + 25*y^6*z^2 - 42*z^3 + 2448*y*z^3 - 8280*y^2*z^3 + 9684*y^3*z^3 - 3938*y^4*z^3 + 148*y^5*z^3 + 474*z^4 - 3212*y*z^4 + 5728*y^2*z^4 - 3468*y^3*z^4 + 558*y^4*z^4 - 665*z^5 + 2038*y*z^5 - 1929*y^2*z^5 + 676*y^3*z^5 + 237*z^6 - 446*y*z^6 + 289*y^2*z^6 - 4*z^7 + 24*y*z^7)/(24*(-1 + y)^2*z^2* (-1 + y + z)^2*(y + z)^4))*G[1, 0, y] + ((-20*y^4 + 80*y^5 - 120*y^6 + 80*y^7 - 20*y^8 - 80*y^3*z + 360*y^4*z - 600*y^5*z + 440*y^6*z - 120*y^7*z - 120*y^2*z^2 + 640*y^3*z^2 - 1233*y^4*z^2 + 1026*y^5*z^2 - 313*y^6*z^2 + 30*y*z^3 + 120*y^2*z^3 - 672*y^3*z^3 + 886*y^4*z^3 - 368*y^5*z^3 + 4*y^6*z^3 - 75*z^4 + 240*y*z^4 - 468*y^2*z^4 + 604*y^3*z^4 - 326*y^4*z^4 + 16*y^5*z^4 + 150*z^5 - 472*y*z^5 + 626*y^2*z^5 - 364*y^3*z^5 + 24*y^4*z^5 - 88*z^6 + 264*y*z^6 - 246*y^2*z^6 + 16*y^3*z^6 + 22*z^7 - 62*y*z^7 + 4*y^2*z^7 - 9*z^8)* G[0, 1, 0, y])/(4*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + ((-10*y^4 + 40*y^5 - 60*y^6 + 40*y^7 - 10*y^8 - 40*y^3*z + 180*y^4*z - 300*y^5*z + 220*y^6*z - 60*y^7*z - 60*y^2*z^2 + 320*y^3*z^2 - 618*y^4*z^2 + 516*y^5*z^2 - 158*y^6*z^2 + 26*y*z^3 + 16*y^2*z^3 - 276*y^3*z^3 + 413*y^4*z^3 - 182*y^5*z^3 + 3*y^6*z^3 - 43*z^4 + 120*y*z^4 - 210*y^2*z^4 + 284*y^3*z^4 - 168*y^4*z^4 + 12*y^5*z^4 + 86*z^5 - 264*y*z^5 + 348*y^2*z^5 - 208*y^3*z^5 + 18*y^4*z^5 - 51*z^6 + 154*y*z^6 - 145*y^2*z^6 + 12*y^3*z^6 + 13*z^7 - 36*y*z^7 + 3*y^2*z^7 - 5*z^8)* G[1, 0, 0, y])/(2*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + ((4 - 8*y + 4*y^2 - 11*z + 12*y*z - y^2*z + 5*z^2)*G[1, 1, 0, y])/ (2*(-1 + y)^2*z*(-1 + y + z)^2) + ((10*y^4 - 40*y^5 + 60*y^6 - 40*y^7 + 10*y^8 + 40*y^3*z - 180*y^4*z + 300*y^5*z - 220*y^6*z + 60*y^7*z + 60*y^2*z^2 - 320*y^3*z^2 + 611*y^4*z^2 - 502*y^5*z^2 + 151*y^6*z^2 - 4*y*z^3 - 104*y^2*z^3 + 380*y^3*z^3 - 430*y^4*z^3 + 158*y^5*z^3 + 32*z^4 - 120*y*z^4 + 234*y^2*z^4 - 228*y^3*z^4 + 81*y^4*z^4 - 64*z^5 + 192*y*z^5 - 180*y^2*z^5 + 48*y^3*z^5 + 33*z^6 - 58*y*z^6 + 19*y^2*z^6 + 2*z^7 - 6*y*z^7 - z^8)*Zeta[3])/(2*(-1 + y)^2*z^3* (-1 + y + z)^2*(y + z)^4))))/eps + Nc^2*Nf*((3191 - 5343*y - 2152*z)/(144*(-1 + y)*z*(y + z)) - ((I/216)*Pi*(-4536 + 7663*y + 3127*z))/((-1 + y)*z*(y + z)) + ((I/432)*Pi^3*(-216*y^2 - 119*y^3 + 1435*y^4 - 1649*y^5 + 549*y^6 - 3024*y*z + 8715*y^2*z - 6927*y^3*z - 943*y^4*z + 2179*y^5*z + 1944*z^2 - 4245*y*z^2 + 5385*y^2*z^2 - 7936*y^3*z^2 + 5304*y^4*z^2 - 3575*z^3 + 10507*y*z^3 - 12176*y^2*z^3 + 6600*y^3*z^3 + 1512*z^4 - 3415*y*z^4 + 3259*y^2*z^4 + 119*z^5 + 333*y*z^5))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(7542*y^2 - 51841*y^3 + 109820*y^4 - 94285*y^5 + 28764*y^6 + 15960*y*z - 141327*y^2*z + 361389*y^3*z - 368135*y^4*z + 132113*y^5*z + 14736*z^2 - 148158*y*z^2 + 462747*y^2*z^2 - 568859*y^3*z^2 + 242037*y^4*z^2 - 46036*z^3 + 248561*y*z^3 - 412711*y^2*z^3 + 217695*y^3*z^3 + 43701*z^4 - 130103*y*z^4 + 93911*y^2*z^4 - 12401*z^5 + 14904*y*z^5))/(2592*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^3) + (Pi^4*(-12*y^3 + 60*y^4 - 120*y^5 + 120*y^6 - 60*y^7 + 12*y^8 - 36*y^2*z + 1535*y^3*z - 5750*y^4*z + 8370*y^5*z - 5420*y^6*z + 1271*y^7*z + 30*y^8*z + 14316*y*z^2 - 74691*y^2*z^2 + 158227*y^3*z^2 - 171670*y^4*z^2 + 97962*y^5*z^2 - 26167*y^6*z^2 + 2023*y^7*z^2 - 7188*z^3 + 22065*y*z^3 - 15867*y^2*z^3 - 11565*y^3*z^3 + 17364*y^4*z^3 - 3594*y^5*z^3 - 1287*y^6*z^3 + 12119*z^4 - 55199*y*z^4 + 101289*y^2*z^4 - 93836*y^3*z^4 + 43934*y^4*z^4 - 8523*y^5*z^4 - 4643*z^5 + 18959*y*z^5 - 29280*y^2*z^5 + 19991*y^3*z^5 - 5243*y^4*z^5 - 87*z^6 + 126*y*z^6 - 111*y^2*z^6))/(4320*(-1 + y)^4*z^2*(-1 + y + z)^2*(y + z)^3) + (((I/36)*Pi*(108*y - 648*y^2 + 727*y^3 - 193*y^4 + 6*y^5 - 2268*z + 4752*y*z - 2247*y^2*z - 448*y^3*z + 205*y^4*z + 5400*z^2 - 9159*y*z^2 + 4026*y^2*z^2 - 279*y^3*z^2 - 3809*z^3 + 4952*y*z^3 - 1143*y^2*z^3 + 671*z^4 - 659*y*z^4 + 6*z^5))/ ((-1 + y)*z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(-1 + z)*(-648*y^2 + 2592*y^3 - 3547*y^4 + 1910*y^5 - 307*y^6 + 3240*y*z - 9720*y^2*z + 10059*y^3*z - 4026*y^4*z + 447*y^5*z - 4536*y*z^2 + 10635*y^2*z^2 - 7950*y^3*z^2 + 1923*y^4*z^2 + 881*y*z^3 - 1978*y^2*z^3 + 1313*y^3*z^3 - 36*z^4 + 72*y*z^4 + 180*y^2*z^4 + 36*z^5 + 36*y*z^5))/(144*(-1 + y)^2*y*z* (-1 + y + z)^2*(y + z)^3) + (1620*y^2 - 3240*y^3 + 1620*y^4 - 795*y*z - 2943*y^2*z + 4621*y^3*z - 1375*y^4*z + 492*y^5*z - 8733*z^2 + 20295*y*z^2 - 15033*y^2*z^2 + 1808*y^3*z^2 + 739*y^4*z^2 + 19998*z^3 - 39732*y*z^3 + 21075*y^2*z^3 - 3189*y^3*z^3 - 15380*z^4 + 21083*y*z^4 - 5703*y^2*z^4 + 3191*z^5 - 1343*y*z^5 + 924*z^6)/(432*(-1 + y)*z^2*(-1 + y + z)^2*(y + z)^3))* G[1, 0, z] + (Pi^2*(-y^4 + 2*y^5 - y^6 - 3*y^3*z + 8*y^4*z - 7*y^5*z + 2*y^6*z + 21*y^2*z^2 - 84*y^3*z^2 + 101*y^4*z^2 - 34*y^5*z^2 - 4*y^6*z^2 - 121*y*z^3 + 344*y^2*z^3 - 319*y^3*z^3 + 147*y^4*z^3 - 54*y^5*z^3 + 3*y^6*z^3 + 290*y*z^4 - 754*y^2*z^4 + 821*y^3*z^4 - 486*y^4*z^4 + 93*y^5*z^4 - 166*y*z^5 + 491*y^2*z^5 - 628*y^3*z^5 + 231*y^4*z^5 + 18*z^6 - 39*y*z^6 - 192*y^2*z^6 + 213*y^3*z^6 - 36*z^7 + 18*y*z^7 + 90*y^2*z^7 + 18*z^8 + 18*y*z^8)*G[1, 1, z])/ (72*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(y^4 - 2*y^5 + y^6 + 3*y^3*z - 8*y^4*z + 7*y^5*z - 2*y^6*z + 9*y^2*z^2 - 36*y^3*z^2 + 76*y^4*z^2 - 80*y^5*z^2 + 31*y^6*z^2 - 29*y*z^3 + 76*y^2*z^3 + 10*y^3*z^3 - 216*y^4*z^3 + 189*y^5*z^3 - 30*y^6*z^3 + 70*y*z^4 - 155*y^2*z^4 - 104*y^3*z^4 + 339*y^4*z^4 - 114*y^5*z^4 - 77*y*z^5 + 34*y^2*z^5 + 307*y^3*z^5 - 192*y^4*z^5 - 18*z^6 + 72*y*z^6 + 126*y^2*z^6 - 180*y^3*z^6 + 36*z^7 - 18*y*z^7 - 90*y^2*z^7 - 18*z^8 - 18*y*z^8)*G[1, 1 - y, z])/ (72*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^3) + ((((13*I)/3)*Pi)/((-1 + y)^2*z) + (-102*y + 85*y^2 + 16*y^3 + y^4 + 204*z - 850*y*z + 967*y^2*z - 163*y^3*z - 323*z^2 + 764*y*z^2 - 125*y^2*z^2 + 119*z^3 + 39*y*z^3)/(12*(-1 + y)^2*z*(-1 + y + z)* (y + z)^2))*G[0, 0, 0, y] + ((-39*y^2 + 39*y^3 + 306*z - 588*y*z + 283*y^2*z - 243*z^2 + 245*y*z^2 + z^3)*G[0, 0, 0, z])/(12*(-1 + y)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(4*y - 12*y^2 + 12*y^3 - 7*y^4 - 2*z + 6*y*z - 6*y^2*z - 10*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[0, 0, 1, y])/ (6*(-1 + y)^3*(y + z)^4) + (Pi^2*(4*y - 12*y^2 + 12*y^3 - 7*y^4 - 2*z + 6*y*z - 6*y^2*z - 10*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)* G[0, 0, 1, z])/(6*(-1 + y)^3*(y + z)^4) - (8*Pi^2*(2*y - z)*G[0, 0, 1 - y, z])/(3*(y + z)^4) + ((-17*Pi^2*(2*y - z))/(2*(y + z)^4) - ((I/2)*Pi*(-9*y^2 + 18*y^3 + y^4 - 12*y*z + 102*y^2*z - 80*y^3*z + 5*y^4*z - 15*z^2 + 96*y*z^2 - 147*y^2*z^2 + 2*y^3*z^2 + 12*z^3 - 50*y*z^3 - 24*y^2*z^3 + 16*z^4 - 34*y*z^4 - 13*z^5))/ (z*(-1 + y + z)^2*(y + z)^4) + (-198*y^3 + 708*y^4 - 864*y^5 + 324*y^6 + 102*y^7 - 72*y^8 - 774*y^2*z + 3900*y^3*z - 6974*y^4*z + 5202*y^5*z - 1152*y^6*z - 262*y^7*z + 60*y^8*z + 212*y*z^2 + 2639*y^2*z^2 - 11433*y^3*z^2 + 16130*y^4*z^2 - 9556*y^5*z^2 + 2011*y^6*z^2 - 3*y^7*z^2 - 2911*z^3 + 15061*y*z^3 - 32586*y^2*z^3 + 34928*y^3*z^3 - 16883*y^4*z^3 + 1683*y^5*z^3 + 690*y^6*z^3 + 4517*z^4 - 16589*y*z^4 + 18633*y^2*z^4 - 2275*y^3*z^4 - 7034*y^4*z^4 + 2676*y^5*z^4 - 423*z^5 - 2633*y*z^5 + 10297*y^2*z^5 - 10307*y^3*z^5 + 2958*y^4*z^5 - 1289*z^6 + 4097*y*z^6 - 3903*y^2*z^6 + 1023*y^3*z^6 + 106*z^7 - 112*y*z^7 - 12*y^2*z^7)/ (72*(-1 + y)^3*z^2*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, y] + ((Pi^2*(36*y - 108*y^2 + 108*y^3 - 37*y^4 - 18*z + 54*y*z - 54*y^2*z + 14*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4))/(2*(-1 + y)^3*(y + z)^4) - ((I/6)*Pi*(-45*y^2 + 180*y^3 - 250*y^4 + 140*y^5 - 25*y^6 + 36*y*z + 126*y^2*z - 604*y^3*z + 717*y^4*z - 308*y^5*z + 33*y^6*z + 45*z^2 - 126*y*z^2 - 168*y^2*z^2 + 604*y^3*z^2 - 432*y^4*z^2 + 78*y^5*z^2 - 144*z^3 + 350*y*z^3 - 244*y^2*z^3 + 6*y^3*z^3 + 36*y^4*z^3 + 128*z^4 - 294*y*z^4 + 202*y^2*z^4 - 30*y^3*z^4 - 23*z^5 + 48*y*z^5 - 21*y^2*z^5 + z^6))/((-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4) + (270*y^3 - 810*y^4 + 810*y^5 - 270*y^6 + 1290*y^2*z - 5418*y^3*z + 7640*y^4*z - 4186*y^5*z + 674*y^6*z - 1772*y*z^2 + 2033*y^2*z^2 + 3674*y^3*z^2 - 6504*y^4*z^2 + 3154*y^5*z^2 - 585*y^6*z^2 + 907*z^3 - 1458*y*z^3 + 1788*y^2*z^3 - 2096*y^3*z^3 + 1623*y^4*z^3 - 1026*y^5*z^3 - 701*z^4 + 12*y*z^4 + 5151*y^2*z^4 - 5942*y^3*z^4 + 432*y^4*z^4 - 1233*z^5 + 5828*y*z^5 - 7769*y^2*z^5 + 1602*y^3*z^5 + 1169*z^6 - 2946*y*z^6 + 729*y^2*z^6 - 262*z^7)/ (72*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, z] - (Pi^2*G[0, 1, 1, y])/(2*(-1 + y)^3) + (Pi^2*(8*y - 24*y^2 + 24*y^3 - 11*y^4 - 4*z + 12*y*z - 12*y^2*z - 8*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[0, 1, 1, z])/ (6*(-1 + y)^3*(y + z)^4) + (Pi^2*(2*y - 6*y^2 + 6*y^3 + y^4 - z + 3*y*z - 3*y^2*z + 13*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)* G[0, 1, 1 - y, z])/(6*(-1 + y)^3*(y + z)^4) + (Pi^2*(14*y - 42*y^2 + 42*y^3 - 11*y^4 - 7*z + 21*y*z - 21*y^2*z + 19*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[0, 1 - y, 0, z])/ (6*(-1 + y)^3*(y + z)^4) + (Pi^2*(8*y - 24*y^2 + 24*y^3 - 5*y^4 - 4*z + 12*y*z - 12*y^2*z + 16*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)* G[0, 1 - y, 1, z])/(6*(-1 + y)^3*(y + z)^4) + (Pi^2*(-10*y + 30*y^2 - 30*y^3 + 7*y^4 + 5*z - 15*y*z + 15*y^2*z - 17*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[0, 1 - y, 1 - y, z])/ (6*(-1 + y)^3*(y + z)^4) + (Pi^2*(-44*y + 132*y^2 - 132*y^3 + 47*y^4 + 22*z - 66*y*z + 66*y^2*z - 10*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)* G[0, -y, 1 - y, z])/(6*(-1 + y)^3*(y + z)^4) + ((Pi^2*(-2*y + z))/(y + z)^4 - ((I/12)*Pi*(108*y - 432*y^2 + 657*y^3 - 450*y^4 + 117*y^5 - 540*z + 2376*y*z - 4077*y^2*z + 3317*y^3*z - 1143*y^4*z + 67*y^5*z + 864*z^2 - 2997*y*z^2 + 3579*y^2*z^2 - 1463*y^3*z^2 - 15*y^4*z^2 - 207*z^3 + 375*y*z^3 - 33*y^2*z^3 - 231*y^3*z^3 - 85*z^4 + 138*y*z^4 - 149*y^2*z^4 - 32*z^5))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (-36*y^2 + 48*y^3 + 168*y^4 - 432*y^5 + 348*y^6 - 96*y^7 - 36*y*z - 126*y^2*z + 1256*y^3*z - 2685*y^4*z + 2319*y^5*z - 761*y^6*z + 33*y^7*z - 2376*z^2 + 12924*y*z^2 - 27624*y^2*z^2 + 29263*y^3*z^2 - 15474*y^4*z^2 + 3279*y^5*z^2 + 8*y^6*z^2 + 3594*z^3 - 14928*y*z^3 + 23079*y^2*z^3 - 15252*y^3*z^3 + 2835*y^4*z^3 + 681*y^5*z^3 - 472*z^4 + 477*y*z^4 + 1446*y^2*z^4 - 2885*y^3*z^4 + 1461*y^4*z^4 - 590*z^5 + 1473*y*z^5 - 1602*y^2*z^5 + 746*y^3*z^5 - 156*z^6 + 174*y*z^6 - 9*y^2*z^6)/(36*(-1 + y)^3*z^2*(-1 + y + z)^2*(y + z)^3))* G[1, 0, 0, y] + (((I/12)*Pi*(-1 + z)*(-108*y + 216*y^2 - 67*y^3 + 540*z - 540*y*z + 15*y^2*z - 756*z^2 + 231*y*z^2 + 149*z^3))/ (z*(-1 + y + z)^2*(y + z)^3) + (-36*y^2 + 72*y^3 - 36*y^4 - 252*y*z + 1062*y^2*z - 1177*y^3*z + 376*y^4*z - 9*y^5*z + 2160*z^2 - 4140*y*z^2 + 1077*y^2*z^2 + 1318*y^3*z^2 - 358*y^4*z^2 - 5130*z^3 + 8097*y*z^3 - 2640*y^2*z^3 - 213*y^3*z^3 + 3503*z^4 - 4058*y*z^4 + 555*y^2*z^4 - 476*z^5 + 362*y*z^5 - 57*z^6)/(36*(-1 + y)*z^2* (-1 + y + z)^2*(y + z)^3))*G[1, 0, 0, z] + (Pi^2*(-16*y + 48*y^2 - 48*y^3 + 13*y^4 + 8*z - 24*y*z + 24*y^2*z - 20*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[1, 0, 1, y])/ (6*(-1 + y)^3*(y + z)^4) + ((-17*Pi^2*(2*y - z))/(2*(y + z)^4) - ((I/12)*Pi*(-36*y^2 + 144*y^3 - 213*y^4 + 138*y^5 - 33*y^6 - 144*y*z + 648*y^2*z - 1068*y^3*z + 811*y^4*z - 254*y^5*z + 7*y^6*z - 180*z^2 + 1080*y*z^2 - 2250*y^2*z^2 + 2224*y^3*z^2 - 992*y^4*z^2 + 100*y^5*z^2 + 432*z^3 - 1644*y*z^3 + 2466*y^2*z^3 - 1584*y^3*z^3 + 258*y^4*z^3 - 321*z^4 + 1030*y*z^4 - 1061*y^2*z^4 + 244*y^3*z^4 + 115*z^5 - 266*y*z^5 + 79*y^2*z^5 - 18*z^6))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (270*y^3 - 1074*y^4 + 1602*y^5 - 1062*y^6 + 264*y^7 + 1389*y^2*z - 6150*y^3*z + 10275*y^4*z - 7788*y^5*z + 2406*y^6*z - 132*y^7*z - 584*y*z^2 + 1379*y^2*z^2 - 336*y^3*z^2 - 2090*y^4*z^2 + 1828*y^5*z^2 - 197*y^6*z^2 + 1996*z^3 - 5982*y*z^3 + 5787*y^2*z^3 - 5042*y^3*z^3 + 3916*y^4*z^3 - 146*y^5*z^3 - 5039*z^4 + 14938*y*z^4 - 20603*y^2*z^4 + 13168*y^3*z^4 - 348*y^4*z^4 + 3841*z^5 - 12264*y*z^5 + 11755*y^2*z^5 - 158*y^3*z^5 - 1339*z^6 + 3118*y*z^6 + 337*y^2*z^6 + 301*z^7 + 228*y*z^7)/(72*(-1 + y)^2*z^2*(-1 + y + z)^2* (y + z)^4))*G[1, 1, 0, y] + G[0, -y, z]* (((44*y - 132*y^2 + 132*y^3 - 47*y^4 - 22*z + 66*y*z - 66*y^2*z + 10*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[0, 1, 0, y])/ ((-1 + y)^3*(y + z)^4) + ((44*y - 132*y^2 + 132*y^3 - 47*y^4 - 22*z + 66*y*z - 66*y^2*z + 10*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)* G[1, 1, 0, y])/((-1 + y)^3*(y + z)^4)) + G[1 - y, -y, z]*((-3*(-4*y + 12*y^2 - 12*y^3 + 3*y^4 + 2*z - 6*y*z + 6*y^2*z - 6*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[0, 1, 0, y])/ ((-1 + y)^3*(y + z)^4) - (3*(-4*y + 12*y^2 - 12*y^3 + 3*y^4 + 2*z - 6*y*z + 6*y^2*z - 6*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[1, 1, 0, y])/((-1 + y)^3*(y + z)^4)) + G[-y, 0, z]*((-20*(2*y - z)*G[0, 1, 0, y])/(y + z)^4 + ((y^4 + 4*y^3*z + 6*y^2*z^2 + 52*y*z^3 - 23*z^4)*G[1, 0, 0, y])/ (z^3*(y + z)^4) + ((y^4 + 4*y^3*z + 6*y^2*z^2 - 16*y*z^3 + 11*z^4)* G[1, 1, 0, y])/(z^3*(y + z)^4)) + G[-y, -y, z]* ((-2*(-y^4 - 4*y^3*z - 6*y^2*z^2 - 44*y*z^3 + 19*z^4)*G[0, 1, 0, y])/ (z^3*(y + z)^4) - (2*(-y^4 - 4*y^3*z - 6*y^2*z^2 - 44*y*z^3 + 19*z^4)* G[1, 1, 0, y])/(z^3*(y + z)^4)) + (((3*I)*Pi*(-1 + z)*(-y + 2*y^2 + y^3 + 5*z - 5*y*z + 5*y^2*z - 7*z^2 + 7*y*z^2 + 3*z^3))/(z*(-1 + y + z)^2*(y + z)^3) + (24*y^2 - 50*y^3 + 26*y^4 + 155*y*z - 363*y^2*z + 307*y^3*z - 95*y^4*z - 4*y^5*z + 65*z^2 - 459*y*z^2 + 799*y^2*z^2 - 426*y^3*z^2 + 61*y^4*z^2 - 146*z^3 + 608*y*z^3 - 551*y^2*z^3 + 169*y^3*z^3 + 156*z^4 - 255*y*z^4 + 99*y^2*z^4 - 35*z^5 - 45*y*z^5 - 40*z^6)/(24*(-1 + y)*z^2*(-1 + y + z)^2*(y + z)^3))*G[1, 1, 0, z] - (5*Pi^2*(2*y - z)*G[1, 1, 1, y])/(6*(y + z)^4) + (Pi^2*(-2*y + z)*G[1 - y, 0, 0, z])/(y + z)^4 + (Pi^2*(y^4 - 3*y^5 + 3*y^6 - y^7 + 4*y^3*z - 12*y^4*z + 12*y^5*z - 4*y^6*z + 6*y^2*z^2 - 18*y^3*z^2 + 18*y^4*z^2 - 6*y^5*z^2 + 12*y*z^3 - 36*y^2*z^3 + 36*y^3*z^3 - 9*y^4*z^3 - 3*z^4 + 9*y*z^4 - 9*y^2*z^4 + 15*y^3*z^4 + 18*y^2*z^5 + 12*y*z^6 + 3*z^7)* G[1 - y, 0, 1, z])/(6*(-1 + y)^3*z^3*(y + z)^4) + (Pi^2*(-y^4 - 4*y^3*z - 6*y^2*z^2 + 8*y*z^3 - 7*z^4)* G[1 - y, 0, 1 - y, z])/(6*z^3*(y + z)^4) + ((Pi^2*(36*y - 108*y^2 + 108*y^3 - 35*y^4 - 18*z + 54*y*z - 54*y^2*z + 22*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4))/(2*(-1 + y)^3*(y + z)^4) + ((I/12)*Pi*(72*y^2 - 288*y^3 + 441*y^4 - 306*y^5 + 81*y^6 - 36*y^3*z + 97*y^4*z - 90*y^5*z + 29*y^6*z - 54*y^2*z^2 + 64*y^3*z^2 + 20*y^4*z^2 - 28*y^5*z^2 - 144*z^3 + 612*y*z^3 - 1074*y^2*z^3 + 872*y^3*z^3 - 258*y^4*z^3 + 261*z^4 - 854*y*z^4 + 921*y^2*z^4 - 316*y^3*z^4 - 119*z^5 + 242*y*z^5 - 115*y^2*z^5 + 2*z^6))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (198*y^3 - 1050*y^4 + 1962*y^5 - 1566*y^6 + 456*y^7 + 852*y^2*z - 5022*y^3*z + 10578*y^4*z - 9582*y^5*z + 3258*y^6*z - 84*y^7*z - 1244*y*z^2 + 2909*y^2*z^2 + 888*y^3*z^2 - 5987*y^4*z^2 + 3454*y^5*z^2 - 20*y^6*z^2 + 1801*z^3 - 5616*y*z^3 + 8631*y^2*z^3 - 9530*y^3*z^3 + 4900*y^4*z^3 + 76*y^5*z^3 - 5099*z^4 + 16960*y*z^4 - 22439*y^2*z^4 + 11890*y^3*z^4 - 264*y^4*z^4 + 4300*z^5 - 11916*y*z^5 + 9376*y^2*z^5 - 188*y^3*z^5 - 1036*z^6 + 1768*y*z^6 + 316*y^2*z^6 + 34*z^7 + 228*y*z^7)/(72*(-1 + y)^2*z^2*(-1 + y + z)^2* (y + z)^4))*G[1 - y, 1, 0, z] + (Pi^2*(8*y - 24*y^2 + 24*y^3 - 5*y^4 - 4*z + 12*y*z - 12*y^2*z + 16*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[1 - y, 1, 1, z])/ (6*(-1 + y)^3*(y + z)^4) + (Pi^2*(2*y - 6*y^2 + 6*y^3 - 5*y^4 - z + 3*y*z - 3*y^2*z - 11*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)* G[1 - y, 1, 1 - y, z])/(6*(-1 + y)^3*(y + z)^4) + (Pi^2*(y^4 - 3*y^5 + 3*y^6 - y^7 + 4*y^3*z - 12*y^4*z + 12*y^5*z - 4*y^6*z + 6*y^2*z^2 - 18*y^3*z^2 + 18*y^4*z^2 - 6*y^5*z^2 - 2*y*z^3 + 6*y^2*z^3 - 6*y^3*z^3 - y^4*z^3 + 4*z^4 - 12*y*z^4 + 12*y^2*z^4 - 16*y^3*z^4 - 18*y^2*z^5 - 12*y*z^6 - 3*z^7)*G[1 - y, 1 - y, 0, z])/ (6*(-1 + y)^3*z^3*(y + z)^4) + (Pi^2*(-y^4 + 3*y^5 - 3*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z - 6*y^2*z^2 + 18*y^3*z^2 - 18*y^4*z^2 + 6*y^5*z^2 - 8*y*z^3 + 24*y^2*z^3 - 24*y^3*z^3 + 5*y^4*z^3 + z^4 - 3*y*z^4 + 3*y^2*z^4 - 13*y^3*z^4 - 18*y^2*z^5 - 12*y*z^6 - 3*z^7)*G[1 - y, 1 - y, 1, z])/ (6*(-1 + y)^3*z^3*(y + z)^4) + (Pi^2*(-2*y^4 + 6*y^5 - 6*y^6 + 2*y^7 - 8*y^3*z + 24*y^4*z - 24*y^5*z + 8*y^6*z - 12*y^2*z^2 + 36*y^3*z^2 - 36*y^4*z^2 + 12*y^5*z^2 - 4*y*z^3 + 12*y^2*z^3 - 12*y^3*z^3 + 7*y^4*z^3 - 4*z^4 + 12*y*z^4 - 12*y^2*z^4 + 16*y^3*z^4 + 18*y^2*z^5 + 12*y*z^6 + 3*z^7)* G[1 - y, 1 - y, 1 - y, z])/(6*(-1 + y)^3*z^3*(y + z)^4) + (Pi^2*(-4*y + 12*y^2 - 12*y^3 + 3*y^4 + 2*z - 6*y*z + 6*y^2*z - 6*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[1 - y, -y, 1 - y, z])/ (2*(-1 + y)^3*(y + z)^4) + (Pi^2*(y^4 + 4*y^3*z + 6*y^2*z^2 + 28*y*z^3 - 11*z^4)*G[-y, 0, 1, z])/(6*z^3*(y + z)^4) + (11*Pi^2*(2*y - z)*G[-y, 0, 1 - y, z])/(3*(y + z)^4) + (Pi^2*(-y^4 - 4*y^3*z - 6*y^2*z^2 + 16*y*z^3 - 11*z^4)* G[-y, 1 - y, 0, z])/(6*z^3*(y + z)^4) + G[0, 0, y]*(((-1/36*I)*Pi*(-324*y + 271*y^2 + 47*y^3 + 6*y^4 + 648*z - 2698*y*z + 3063*y^2*z - 507*y^3*z - 1025*z^2 + 2421*y*z^2 - 384*y^2*z^2 + 377*z^3 + 129*y*z^3))/((-1 + y)^2*z*(-1 + y + z)* (y + z)^2) + (810*y^2 - 2412*y^3 + 2394*y^4 - 792*y^5 - 1620*y*z + 2135*y^2*z + 416*y^3*z - 739*y^4*z - 192*y^5*z + 8586*z^2 - 39038*y*z^2 + 61697*y^2*z^2 - 36795*y^3*z^2 + 5496*y^4*z^2 - 10537*z^3 + 32578*y*z^3 - 25941*y^2*z^3 + 3792*y^3*z^3 + 1951*z^4 - 109*y*z^4 - 1896*y^2*z^4)/(216*(-1 + y)^3*z^2*(-1 + y + z)* (y + z)^2) + (Pi^2*(24*y^3 - 120*y^4 + 240*y^5 - 240*y^6 + 120*y^7 - 24*y^8 + 72*y^2*z - 31*y^3*z - 584*y^4*z + 1206*y^5*z - 884*y^6*z + 209*y^7*z + 12*y^8*z - 216*y*z^2 + 2211*y^2*z^2 - 7406*y^3*z^2 + 11184*y^4*z^2 - 7974*y^5*z^2 + 2269*y^6*z^2 - 68*y^7*z^2 + 168*z^3 + 507*y*z^3 - 5802*y^2*z^3 + 13161*y^3*z^3 - 11896*y^4*z^3 + 3988*y^5*z^3 - 132*y^6*z^3 + 113*z^4 - 2426*y*z^4 + 7623*y^2*z^4 - 8420*y^3*z^4 + 3104*y^4*z^4 - 12*y^5*z^4 - 614*z^5 + 2805*y*z^5 - 3732*y^2*z^5 + 1483*y^3*z^5 + 40*y^4*z^5 + 333*z^6 - 670*y*z^6 + 331*y^2*z^6))/(144*(-1 + y)^4*z^2*(-1 + y + z)^2* (y + z)^3) + ((6*y^3 - 18*y^4 + 18*y^5 - 6*y^6 + 18*y^2*z - 86*y^3*z + 118*y^4*z - 50*y^5*z - 198*y*z^2 + 606*y^2*z^2 - 644*y^3*z^2 + 269*y^4*z^2 - 33*y^5*z^2 + 114*z^3 - 168*y*z^3 + 24*y^2*z^3 + 19*y^3*z^3 + 9*y^4*z^3 - 194*z^4 + 526*y*z^4 - 455*y^2*z^4 + 117*y^3*z^4 + 82*z^5 - 163*y*z^5 + 75*y^2*z^5 - 2*z^6)*G[0, 0, z])/(6*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^3) + ((-1 + 2*z - 30*z^2 + 29*z^3)*G[1, 0, z])/(12*z^3*(-1 + y + z)^2) + (((18*I)*Pi*(2*y - z))/(y + z)^4 + (-32*y^4 + 128*y^5 - 192*y^6 + 128*y^7 - 32*y^8 - 140*y^3*z + 624*y^4*z - 1044*y^5*z + 788*y^6*z - 240*y^7*z + 12*y^8*z - 168*y^2*z^2 + 952*y^3*z^2 - 1917*y^4*z^2 + 1716*y^5*z^2 - 649*y^6*z^2 + 66*y^7*z^2 - 140*y*z^3 + 1034*y^2*z^3 - 2496*y^3*z^3 + 2609*y^4*z^3 - 1180*y^5*z^3 + 173*y^6*z^3 - 8*z^4 + 300*y*z^4 - 1158*y^2*z^4 + 1520*y^3*z^4 - 778*y^4*z^4 + 128*y^5*z^4 - 134*z^5 + 468*y*z^5 - 792*y^2*z^5 + 648*y^3*z^5 - 174*y^4*z^5 + 267*z^6 - 888*y*z^6 + 943*y^2*z^6 - 298*y^3*z^6 - 129*z^7 + 260*y*z^7 - 115*y^2*z^7 + 4*z^8)/(12*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 0, z] - (13*(2*y - z)*G[0, 1 - y, 0, z])/(y + z)^4 + ((y^4 + 4*y^3*z + 6*y^2*z^2 - 32*y*z^3 + 19*z^4)*G[1 - y, 0, 0, z])/ (z^3*(y + z)^4) + ((-y^4 - 4*y^3*z - 6*y^2*z^2 + 8*y*z^3 - 7*z^4)* G[1 - y, 1 - y, 0, z])/(z^3*(y + z)^4) + ((y^4 + 4*y^3*z + 6*y^2*z^2 + 52*y*z^3 - 23*z^4)*G[-y, 1 - y, 0, z])/ (z^3*(y + z)^4)) + (Pi^2*(y^4 + 4*y^3*z + 6*y^2*z^2 + 28*y*z^3 - 11*z^4)*G[-y, 1 - y, 1, z])/(6*z^3*(y + z)^4) - (4*Pi^2*(2*y - z)*G[-y, 1 - y, 1 - y, z])/(3*(y + z)^4) + (Pi^2*(-y^4 - 4*y^3*z - 6*y^2*z^2 - 44*y*z^3 + 19*z^4)* G[-y, -y, 1 - y, z])/(3*z^3*(y + z)^4) - (49*G[0, 0, 0, 0, y])/ (12*(-1 + y)^2*z) + (((6*I)*Pi*(2*y - z))/(y + z)^4 + (-12*y^4 + 72*y^5 - 180*y^6 + 240*y^7 - 180*y^8 + 72*y^9 - 12*y^10 + 24*y^4*z - 119*y^5*z + 242*y^6*z - 258*y^7*z + 152*y^8*z - 47*y^9*z + 6*y^10*z - 460*y^2*z^2 + 3018*y^3*z^2 - 8354*y^4*z^2 + 12545*y^5*z^2 - 10848*y^6*z^2 + 5198*y^7*z^2 - 1154*y^8*z^2 + 55*y^9*z^2 + 104*y*z^3 + 380*y^2*z^3 - 3946*y^3*z^3 + 10124*y^4*z^3 - 12032*y^5*z^3 + 6870*y^6*z^3 - 1429*y^7*z^3 - 68*y^8*z^3 - 382*y*z^4 + 1352*y^2*z^4 - 1486*y^3*z^4 + 502*y^4*z^4 - 588*y^5*z^4 + 1142*y^6*z^4 - 528*y^7*z^4 + 321*y*z^5 - 1298*y^2*z^5 + 2334*y^3*z^5 - 2796*y^4*z^5 + 2191*y^5*z^5 - 734*y^6*z^5 - 18*z^6 + 109*y*z^6 - 168*y^2*z^6 - 328*y^3*z^6 + 830*y^4*z^6 - 413*y^5*z^6 + 36*z^7 - 180*y*z^7 + 146*y^2*z^7 + 109*y^3*z^7 - 108*y^4*z^7 - 18*z^8 + 18*y*z^8 + 18*y^2*z^8 - 18*y^3*z^8)/(12*(-1 + y)^4*y*z^2*(-1 + y + z)^2*(y + z)^4))* G[0, 0, 1, 0, y] + (((-18*I)*Pi*(2*y - z))/(y + z)^4 + (-12*y^4 + 36*y^5 - 36*y^6 + 12*y^7 - 120*y^3*z + 456*y^4*z - 590*y^5*z + 292*y^6*z - 38*y^7*z - 12*y^2*z^2 + 594*y^3*z^2 - 1658*y^4*z^2 + 1657*y^5*z^2 - 666*y^6*z^2 + 85*y^7*z^2 + 24*y*z^3 + 132*y^2*z^3 - 960*y^3*z^3 + 1572*y^4*z^3 - 1022*y^5*z^3 + 256*y^6*z^3 - 186*y*z^4 + 508*y^2*z^4 - 512*y^3*z^4 - 78*y^4*z^4 + 312*y^5*z^4 + 310*y*z^5 - 896*y^2*z^5 + 474*y^3*z^5 + 268*y^4*z^5 + 18*z^6 - 225*y*z^6 + 214*y^2*z^6 + 217*y^3*z^6 - 36*z^7 + 74*y*z^7 + 108*y^2*z^7 + 18*z^8 + 18*y*z^8)/(12*(-1 + y)^2*y*z^2*(-1 + y + z)^2* (y + z)^4))*G[0, 0, 1, 0, z] + (((-18*I)*Pi*(2*y - z))/(y + z)^4 + (12*y^3 - 72*y^4 + 180*y^5 - 240*y^6 + 180*y^7 - 72*y^8 + 12*y^9 - 18*y^2*z + 84*y^3*z - 82*y^4*z - 152*y^5*z + 378*y^6*z - 284*y^7*z + 74*y^8*z - 12*y*z^2 + 522*y^2*z^2 - 2356*y^3*z^2 + 4483*y^4*z^2 - 4392*y^5*z^2 + 2266*y^6*z^2 - 552*y^7*z^2 + 41*y^8*z^2 - 54*z^3 + 636*y*z^3 - 2790*y^2*z^3 + 5904*y^3*z^3 - 6545*y^4*z^3 + 3728*y^5*z^3 - 914*y^6*z^3 + 32*y^7*z^3 - 18*z^4 - 100*y*z^4 + 418*y^2*z^4 - 308*y^3*z^4 - 282*y^4*z^4 + 428*y^5*z^4 - 150*y^6*z^4 + 164*z^5 - 896*y*z^5 + 1950*y^2*z^5 - 2096*y^3*z^5 + 1092*y^4*z^5 - 232*y^5*z^5 - 93*z^6 + 376*y*z^6 - 568*y^2*z^6 + 364*y^3*z^6 - 91*y^4*z^6 + z^7 - 4*y*z^7)/(12*(-1 + y)^4*z^2* (-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, 0, y] + (((-18*I)*Pi*(2*y - z))/(y + z)^4 + (-12*y^3 + 36*y^4 - 36*y^5 + 12*y^6 - 126*y^2*z + 480*y^3*z - 607*y^4*z + 278*y^5*z - 25*y^6*z + 12*y*z^2 + 534*y^2*z^2 - 1576*y^3*z^2 + 1511*y^4*z^2 - 552*y^5*z^2 + 71*y^6*z^2 + 54*z^3 - 24*y*z^3 - 678*y^2*z^3 + 1116*y^3*z^3 - 583*y^4*z^3 + 152*y^5*z^3 - 258*z^4 + 704*y*z^4 - 976*y^2*z^4 + 648*y^3*z^4 + 30*y^4*z^4 + 305*z^5 - 970*y*z^5 + 999*y^2*z^5 - 112*y^3*z^5 - 123*z^6 + 332*y*z^6 - 61*y^2*z^6 + 37*z^7)/ (12*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, 0, z] + (((3*I)*Pi*(2*y - z))/(y + z)^4 + (12*y^5 - 36*y^6 + 36*y^7 - 12*y^8 + 12*y^3*z - 118*y^5*z + 188*y^6*z - 82*y^7*z + 22*y^2*z^2 - 226*y^3*z^2 + 434*y^4*z^2 - 257*y^5*z^2 + 60*y^6*z^2 - 33*y^7*z^2 - 5*y*z^3 - 84*y^2*z^3 + 282*y^3*z^3 - 100*y^4*z^3 - 30*y^5*z^3 - 96*y^6*z^3 + 100*y*z^4 - 432*y^2*z^4 + 1050*y^3*z^4 - 742*y^4*z^4 - 144*y^5*z^4 - 231*y*z^5 + 978*y^2*z^5 - 885*y^3*z^5 - 204*y^4*z^5 - 18*z^6 + 273*y*z^6 - 390*y^2*z^6 - 213*y^3*z^6 + 36*z^7 - 105*y*z^7 - 108*y^2*z^7 - 18*z^8 - 18*y*z^8)/(12*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^4))*G[0, 1, 1, 0, y] + (((-6*I)*Pi*(2*y - z))/(y + z)^4 + (12*y^3 - 36*y^4 + 36*y^5 - 12*y^6 + 24*y^2*z - 72*y^3*z + 130*y^4*z - 140*y^5*z + 58*y^6*z + 298*y*z^2 - 1078*y^2*z^2 + 1648*y^3*z^2 - 1342*y^4*z^2 + 510*y^5*z^2 - 36*y^6*z^2 - 179*z^3 + 252*y*z^3 + 498*y^2*z^3 - 1388*y^3*z^3 + 999*y^4*z^3 - 144*y^5*z^3 + 364*z^4 - 724*y*z^4 - 172*y^2*z^4 + 900*y^3*z^4 - 216*y^4*z^4 - 133*z^5 - 86*y*z^5 + 591*y^2*z^5 - 144*y^3*z^5 - 88*z^6 + 276*y*z^6 - 36*y^2*z^6 + 38*z^7)/ (12*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 1, 0, z] + (((-15*I)*Pi*(2*y - z))/(y + z)^4 + (12*y^5 - 36*y^6 + 36*y^7 - 12*y^8 - 72*y^3*z + 336*y^4*z - 603*y^5*z + 486*y^6*z - 147*y^7*z + 136*y^2*z^2 - 478*y^3*z^2 + 606*y^4*z^2 - 327*y^5*z^2 + 78*y^6*z^2 - 15*y^7*z^2 + 10*y*z^3 - 276*y^2*z^3 + 810*y^3*z^3 - 744*y^4*z^3 + 78*y^5*z^3 + 120*y^6*z^3 + 130*y*z^4 - 368*y^2*z^4 + 604*y^3*z^4 - 842*y^4*z^4 + 504*y^5*z^4 - 185*y*z^5 + 566*y^2*z^5 - 909*y^3*z^5 + 660*y^4*z^5 + 18*z^6 - 41*y*z^6 - 150*y^2*z^6 + 381*y^3*z^6 - 36*z^7 + 70*y*z^7 + 108*y^2*z^7 + 18*z^8 + 18*y*z^8)/ (12*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^4))* G[0, 1 - y, 1, 0, z] + ((51*y - 204*y^2 + 311*y^3 - 214*y^4 + 56*y^5 - 255*z + 1122*y*z - 1923*y^2*z + 1560*y^3*z - 536*y^4*z + 32*y^5*z + 408*z^2 - 1413*y*z^2 + 1680*y^2*z^2 - 683*y^3*z^2 - 6*y^4*z^2 - 97*z^3 + 170*y*z^3 - 7*y^2*z^3 - 108*y^3*z^3 - 42*z^4 + 70*y*z^4 - 70*y^2*z^4 - 14*z^5)*G[1, 0, 0, 0, y])/(6*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^3) - ((-1 + z)*(-51*y + 102*y^2 - 32*y^3 + 255*z - 255*y*z + 6*y^2*z - 357*z^2 + 108*y*z^2 + 70*z^3)*G[1, 0, 0, 0, z])/ (6*z*(-1 + y + z)^2*(y + z)^3) + (((-15*I)*Pi*(2*y - z))/(y + z)^4 + (12*y^4 - 36*y^5 + 36*y^6 - 12*y^7 - 36*y^3*z + 168*y^4*z - 329*y^5*z + 292*y^6*z - 89*y^7*z - 6*y^8*z + 196*y^2*z^2 - 832*y^3*z^2 + 1282*y^4*z^2 - 835*y^5*z^2 + 222*y^6*z^2 - 33*y^7*z^2 + 46*y*z^3 - 552*y^2*z^3 + 1434*y^3*z^3 - 1136*y^4*z^3 + 45*y^5*z^3 + 132*y^6*z^3 + 88*y*z^4 - 244*y^2*z^4 + 806*y^3*z^4 - 1326*y^4*z^4 + 588*y^5*z^4 - 211*y*z^5 + 868*y^2*z^5 - 1449*y^3*z^5 + 750*y^4*z^5 + 18*z^6 + 29*y*z^6 - 366*y^2*z^6 + 411*y^3*z^6 - 36*z^7 + 41*y*z^7 + 108*y^2*z^7 + 18*z^8 + 18*y*z^8)/ (12*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^4))*G[1, 0, 1, 0, y] + ((-y^4 + 2*y^5 - y^6 - 3*y^3*z + 8*y^4*z - 7*y^5*z + 2*y^6*z + 15*y^2*z^2 - 60*y^3*z^2 + 128*y^4*z^2 - 136*y^5*z^2 + 53*y^6*z^2 - 91*y*z^3 + 260*y^2*z^3 - 106*y^3*z^3 - 312*y^4*z^3 + 303*y^5*z^3 - 54*y^6*z^3 + 218*y*z^4 - 493*y^2*z^4 + 80*y^3*z^4 + 393*y^4*z^4 - 162*y^5*z^4 - 163*y*z^5 + 182*y^2*z^5 + 269*y^3*z^5 - 216*y^4*z^5 - 18*z^6 + 72*y*z^6 + 126*y^2*z^6 - 180*y^3*z^6 + 36*z^7 - 18*y*z^7 - 90*y^2*z^7 - 18*z^8 - 18*y*z^8)*G[1, 0, 1, 0, z])/ (12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^3) + (((-18*I)*Pi*(2*y - z))/(y + z)^4 + (12*y^3 - 36*y^4 + 36*y^5 - 12*y^6 - 12*y^2*z + 72*y^3*z - 157*y^4*z + 146*y^5*z - 49*y^6*z - 36*y*z^2 + 150*y^2*z^2 - 232*y^3*z^2 + 178*y^4*z^2 - 52*y^5*z^2 - 8*y^6*z^2 - 84*z^3 + 492*y*z^3 - 990*y^2*z^3 + 1040*y^3*z^3 - 557*y^4*z^3 + 88*y^5*z^3 + 306*z^4 - 1204*y*z^4 + 1970*y^2*z^4 - 1428*y^3*z^4 + 312*y^4*z^4 - 325*z^5 + 1090*y*z^5 - 1159*y^2*z^5 + 328*y^3*z^5 + 140*z^6 - 296*y*z^6 + 112*y^2*z^6 - 11*z^7)/(12*(-1 + y)^2*z^2* (-1 + y + z)^2*(y + z)^4))*G[1, 1, 0, 0, y] - ((-1 + z)*(-4*y^2 + 16*y^3 + y^4 - 34*y^5 + 21*y^6 + 20*y*z - 60*y^2*z + 125*y^3*z - 168*y^4*z + 83*y^5*z - 28*y*z^2 + 117*y^2*z^2 - 198*y^3*z^2 + 121*y^4*z^2 + 11*y*z^3 - 58*y^2*z^3 + 83*y^3*z^3 - 6*z^4 + 12*y*z^4 + 30*y^2*z^4 + 6*z^5 + 6*y*z^5)*G[1, 1, 0, 0, z])/ (4*(-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^3) + ((12*y^4 - 48*y^5 + 72*y^6 - 48*y^7 + 12*y^8 + 66*y^3*z - 288*y^4*z + 460*y^5*z - 320*y^6*z + 82*y^7*z + 336*y^2*z^2 - 1362*y^3*z^2 + 1978*y^4*z^2 - 1184*y^5*z^2 + 240*y^6*z^2 - 8*y^7*z^2 - 324*y*z^3 + 696*y^2*z^3 - 408*y^3*z^3 + 144*y^4*z^3 - 23*y^5*z^3 - 104*y^6*z^3 + 606*y*z^4 - 1724*y^2*z^4 + 1846*y^3*z^4 - 522*y^4*z^4 - 318*y^5*z^4 - 350*y*z^5 + 928*y^2*z^5 - 408*y^3*z^5 - 428*y^4*z^5 - 18*z^6 + 174*y*z^6 - 152*y^2*z^6 - 296*y^3*z^6 + 36*z^7 - 91*y*z^7 - 108*y^2*z^7 - 18*z^8 - 18*y*z^8)*G[1, 1, 1, 0, y])/ (12*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^4) + G[-y, z]*((Pi^2*(-2*y + z)*G[0, 1, y])/(y + z)^4 + (5*Pi^2*(2*y - z)*G[1, 0, y])/(3*(y + z)^4) + (Pi^2*(y^4 + 4*y^3*z + 6*y^2*z^2 + 12*y*z^3 - 3*z^4)*G[1, 1, y])/ (6*z^3*(y + z)^4) + (((24*I)*Pi*(2*y - z))/(y + z)^4 + (-33*y^5 + 130*y^6 - 193*y^7 + 128*y^8 - 32*y^9 - 156*y^4*z + 694*y^5*z - 1160*y^6*z + 874*y^7*z - 264*y^8*z + 12*y^9*z - 174*y^3*z^2 + 1044*y^4*z^2 - 2249*y^5*z^2 + 2134*y^6*z^2 - 827*y^7*z^2 + 72*y^8*z^2 - 604*y^2*z^3 + 2696*y^3*z^3 - 4970*y^4*z^3 + 4490*y^5*z^3 - 1780*y^6*z^3 + 168*y^7*z^3 + 95*y*z^4 + 682*y^2*z^4 - 3047*y^3*z^4 + 4040*y^4*z^4 - 1890*y^5*z^4 + 84*y^6*z^4 - 238*y*z^5 + 108*y^2*z^5 + 858*y^3*z^5 - 638*y^4*z^5 - 270*y^5*z^5 + 97*y*z^6 + 46*y^2*z^6 - 23*y^3*z^6 - 480*y^4*z^6 - 18*z^7 + 162*y*z^7 - 180*y^2*z^7 - 324*y^3*z^7 + 36*z^8 - 108*y*z^8 - 108*y^2*z^8 - 18*z^9 - 18*y*z^9)/(12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 0, y] + (((24*I)*Pi*(2*y - z))/(y + z)^4 + (-33*y^5 + 130*y^6 - 193*y^7 + 128*y^8 - 32*y^9 - 156*y^4*z + 694*y^5*z - 1160*y^6*z + 874*y^7*z - 264*y^8*z + 12*y^9*z - 174*y^3*z^2 + 1044*y^4*z^2 - 2249*y^5*z^2 + 2134*y^6*z^2 - 827*y^7*z^2 + 72*y^8*z^2 - 604*y^2*z^3 + 2696*y^3*z^3 - 4970*y^4*z^3 + 4490*y^5*z^3 - 1780*y^6*z^3 + 168*y^7*z^3 + 95*y*z^4 + 682*y^2*z^4 - 3047*y^3*z^4 + 4040*y^4*z^4 - 1890*y^5*z^4 + 84*y^6*z^4 - 238*y*z^5 + 108*y^2*z^5 + 858*y^3*z^5 - 638*y^4*z^5 - 270*y^5*z^5 + 97*y*z^6 + 46*y^2*z^6 - 23*y^3*z^6 - 480*y^4*z^6 - 18*z^7 + 162*y*z^7 - 180*y^2*z^7 - 324*y^3*z^7 + 36*z^8 - 108*y*z^8 - 108*y^2*z^8 - 18*z^9 - 18*y*z^9)/(12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^4))* G[1, 1, 0, y] + ((y^4 + 4*y^3*z + 6*y^2*z^2 + 36*y*z^3 - 15*z^4)* G[0, 0, 1, 0, y])/(z^3*(y + z)^4) + ((-y^4 - 4*y^3*z - 6*y^2*z^2 - 52*y*z^3 + 23*z^4)*G[0, 1, 0, 0, y])/ (z^3*(y + z)^4) + (6*(2*y - z)*G[0, 1, 1, 0, y])/(y + z)^4 + ((-y^4 - 4*y^3*z - 6*y^2*z^2 - 48*y*z^3 + 21*z^4)*G[1, 0, 1, 0, y])/ (z^3*(y + z)^4) + ((-y^4 - 4*y^3*z - 6*y^2*z^2 - 52*y*z^3 + 23*z^4)* G[1, 1, 0, 0, y])/(z^3*(y + z)^4) + ((-y^4 - 4*y^3*z - 6*y^2*z^2 - 12*y*z^3 + 3*z^4)*G[1, 1, 1, 0, y])/ (z^3*(y + z)^4)) + ((y^4 - 2*y^5 + y^6 + 3*y^3*z - 8*y^4*z + 7*y^5*z - 2*y^6*z - 21*y^2*z^2 + 84*y^3*z^2 - 101*y^4*z^2 + 34*y^5*z^2 + 4*y^6*z^2 + 121*y*z^3 - 344*y^2*z^3 + 319*y^3*z^3 - 147*y^4*z^3 + 54*y^5*z^3 - 3*y^6*z^3 - 290*y*z^4 + 754*y^2*z^4 - 821*y^3*z^4 + 486*y^4*z^4 - 93*y^5*z^4 + 166*y*z^5 - 491*y^2*z^5 + 628*y^3*z^5 - 231*y^4*z^5 - 18*z^6 + 39*y*z^6 + 192*y^2*z^6 - 213*y^3*z^6 + 36*z^7 - 18*y*z^7 - 90*y^2*z^7 - 18*z^8 - 18*y*z^8)* G[1, 1, 1, 0, z])/(12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^3) + ((-y^4 + 2*y^5 - y^6 - 3*y^3*z + 8*y^4*z - 7*y^5*z + 2*y^6*z - 9*y^2*z^2 + 36*y^3*z^2 - 76*y^4*z^2 + 80*y^5*z^2 - 31*y^6*z^2 + 29*y*z^3 - 76*y^2*z^3 - 10*y^3*z^3 + 216*y^4*z^3 - 189*y^5*z^3 + 30*y^6*z^3 - 70*y*z^4 + 155*y^2*z^4 + 104*y^3*z^4 - 339*y^4*z^4 + 114*y^5*z^4 + 77*y*z^5 - 34*y^2*z^5 - 307*y^3*z^5 + 192*y^4*z^5 + 18*z^6 - 72*y*z^6 - 126*y^2*z^6 + 180*y^3*z^6 - 36*z^7 + 18*y*z^7 + 90*y^2*z^7 + 18*z^8 + 18*y*z^8)*G[1, 1 - y, 1, 0, z])/ (12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^3) + (((-15*I)*Pi*(2*y - z))/(y + z)^4 + (32*y^5 - 128*y^6 + 192*y^7 - 128*y^8 + 32*y^9 + 128*y^4*z - 564*y^5*z + 936*y^6*z - 704*y^7*z + 216*y^8*z - 12*y^9*z + 126*y^3*z^2 - 712*y^4*z^2 + 1416*y^5*z^2 - 1266*y^6*z^2 + 502*y^7*z^2 - 66*y^8*z^2 + 240*y^2*z^3 - 1266*y^3*z^3 + 2466*y^4*z^3 - 2189*y^5*z^3 + 914*y^6*z^3 - 165*y^7*z^3 + 12*y*z^4 - 480*y^2*z^4 + 1512*y^3*z^4 - 1496*y^4*z^4 + 486*y^5*z^4 - 72*y^6*z^4 + 114*y*z^5 - 284*y^2*z^5 + 688*y^3*z^5 - 982*y^4*z^5 + 348*y^5*z^5 - 182*y*z^6 + 722*y^2*z^6 - 1206*y^3*z^6 + 582*y^4*z^6 + 18*z^7 + y*z^7 - 318*y^2*z^7 + 363*y^3*z^7 - 36*z^8 + 34*y*z^8 + 108*y^2*z^8 + 18*z^9 + 18*y*z^9)/(12*(-1 + y)^2*y*z^3* (-1 + y + z)^2*(y + z)^4))*G[1 - y, 0, 1, 0, z] + (((-18*I)*Pi*(2*y - z))/(y + z)^4 + (-12*y^4 + 60*y^5 - 108*y^6 + 84*y^7 - 24*y^8 - 120*y^3*z + 552*y^4*z - 980*y^5*z + 784*y^6*z - 236*y^7*z - 12*y^2*z^2 + 210*y^3*z^2 - 650*y^4*z^2 + 763*y^5*z^2 - 294*y^6*z^2 - 17*y^7*z^2 + 24*y*z^3 - 36*y^2*z^3 - 144*y^3*z^3 + 588*y^4*z^3 - 581*y^5*z^3 + 112*y^6*z^3 + 102*y*z^4 - 500*y^2*z^4 + 1252*y^3*z^4 - 1458*y^4*z^4 + 492*y^5*z^4 - 188*y*z^5 + 772*y^2*z^5 - 1314*y^3*z^5 + 652*y^4*z^5 + 18*z^6 + 9*y*z^6 - 338*y^2*z^6 + 379*y^3*z^6 - 36*z^7 + 35*y*z^7 + 108*y^2*z^7 + 18*z^8 + 18*y*z^8)/(12*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1, 0, 0, z] + (((-6*I)*Pi*(2*y - z))/(y + z)^4 + (12*y^4 - 60*y^5 + 108*y^6 - 84*y^7 + 24*y^8 + 12*y^3*z - 120*y^4*z + 274*y^5*z - 248*y^6*z + 94*y^7*z - 12*y^8*z + 346*y^2*z^2 - 1534*y^3*z^2 + 2530*y^4*z^2 - 1826*y^5*z^2 + 520*y^6*z^2 - 36*y^7*z^2 - 119*y*z^3 - 252*y^2*z^3 + 1530*y^3*z^3 - 1608*y^4*z^3 + 327*y^5*z^3 + 84*y^6*z^3 + 292*y*z^4 - 568*y^2*z^4 + 668*y^3*z^4 - 910*y^4*z^4 + 402*y^5*z^4 - 181*y*z^5 + 606*y^2*z^5 - 1049*y^3*z^5 + 540*y^4*z^5 + 18*z^6 - 44*y*z^6 - 246*y^2*z^6 + 336*y^3*z^6 - 36*z^7 + 34*y*z^7 + 108*y^2*z^7 + 18*z^8 + 18*y*z^8)/ (12*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1, 1, 0, z] + (((6*I)*Pi*(2*y - z))/(y + z)^4 + (-32*y^5 + 128*y^6 - 192*y^7 + 128*y^8 - 32*y^9 - 128*y^4*z + 564*y^5*z - 936*y^6*z + 704*y^7*z - 216*y^8*z + 12*y^9*z - 168*y^3*z^2 + 880*y^4*z^2 - 1675*y^5*z^2 + 1448*y^6*z^2 - 551*y^7*z^2 + 66*y^8*z^2 - 18*y^2*z^3 + 384*y^3*z^3 - 1138*y^4*z^3 + 1271*y^5*z^3 - 644*y^6*z^3 + 145*y^7*z^3 - 87*y*z^4 + 336*y^2*z^4 - 612*y^3*z^4 + 432*y^4*z^4 - 107*y^5*z^4 + 76*y^6*z^4 + 114*y*z^5 - 284*y^2*z^5 - 104*y^3*z^5 + 606*y^4*z^5 - 216*y^5*z^5 - 38*y*z^6 - 110*y^2*z^6 + 642*y^3*z^6 - 410*y^4*z^6 - 18*z^7 + 63*y*z^7 + 190*y^2*z^7 - 299*y^3*z^7 + 36*z^8 - 34*y*z^8 - 108*y^2*z^8 - 18*z^9 - 18*y*z^9)/(12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1 - y, 1, 0, z] + (((24*I)*Pi*(2*y - z))/(y + z)^4 + (-33*y^5 + 130*y^6 - 193*y^7 + 128*y^8 - 32*y^9 - 156*y^4*z + 694*y^5*z - 1160*y^6*z + 874*y^7*z - 264*y^8*z + 12*y^9*z - 174*y^3*z^2 + 1044*y^4*z^2 - 2249*y^5*z^2 + 2134*y^6*z^2 - 827*y^7*z^2 + 72*y^8*z^2 - 604*y^2*z^3 + 2696*y^3*z^3 - 4970*y^4*z^3 + 4490*y^5*z^3 - 1780*y^6*z^3 + 168*y^7*z^3 + 95*y*z^4 + 682*y^2*z^4 - 3047*y^3*z^4 + 4040*y^4*z^4 - 1890*y^5*z^4 + 84*y^6*z^4 - 238*y*z^5 + 108*y^2*z^5 + 858*y^3*z^5 - 638*y^4*z^5 - 270*y^5*z^5 + 97*y*z^6 + 46*y^2*z^6 - 23*y^3*z^6 - 480*y^4*z^6 - 18*z^7 + 162*y*z^7 - 180*y^2*z^7 - 324*y^3*z^7 + 36*z^8 - 108*y*z^8 - 108*y^2*z^8 - 18*z^9 - 18*y*z^9)/ (12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^4))*G[-y, 0, 1, 0, z] + (((24*I)*Pi*(2*y - z))/(y + z)^4 + (-33*y^5 + 130*y^6 - 193*y^7 + 128*y^8 - 32*y^9 - 156*y^4*z + 694*y^5*z - 1160*y^6*z + 874*y^7*z - 264*y^8*z + 12*y^9*z - 174*y^3*z^2 + 1044*y^4*z^2 - 2249*y^5*z^2 + 2134*y^6*z^2 - 827*y^7*z^2 + 72*y^8*z^2 - 604*y^2*z^3 + 2696*y^3*z^3 - 4970*y^4*z^3 + 4490*y^5*z^3 - 1780*y^6*z^3 + 168*y^7*z^3 + 95*y*z^4 + 682*y^2*z^4 - 3047*y^3*z^4 + 4040*y^4*z^4 - 1890*y^5*z^4 + 84*y^6*z^4 - 238*y*z^5 + 108*y^2*z^5 + 858*y^3*z^5 - 638*y^4*z^5 - 270*y^5*z^5 + 97*y*z^6 + 46*y^2*z^6 - 23*y^3*z^6 - 480*y^4*z^6 - 18*z^7 + 162*y*z^7 - 180*y^2*z^7 - 324*y^3*z^7 + 36*z^8 - 108*y*z^8 - 108*y^2*z^8 - 18*z^9 - 18*y*z^9)/ (12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^4))* G[-y, 1 - y, 1, 0, z] + ((-22*y + 66*y^2 - 66*y^3 + 25*y^4 + 11*z - 33*y*z + 33*y^2*z + y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)* G[0, 0, 0, 1, 0, y])/((-1 + y)^3*(y + z)^4) + (17*(2*y - z)*G[0, 0, 0, 1, 0, z])/(y + z)^4 - (6*(2*y - z)*G[0, 0, 1, 0, 0, y])/(y + z)^4 + (3*(-12*y + 36*y^2 - 36*y^3 + 13*y^4 + 6*z - 18*y*z + 18*y^2*z - 2*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[0, 0, 1, 0, 0, z])/ ((-1 + y)^3*(y + z)^4) + ((-4*y + 12*y^2 - 12*y^3 + 7*y^4 + 2*z - 6*y*z + 6*y^2*z + 10*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)* G[0, 0, 1, 1, 0, y])/((-1 + y)^3*(y + z)^4) + ((-4*y + 12*y^2 - 12*y^3 + 7*y^4 + 2*z - 6*y*z + 6*y^2*z + 10*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[0, 0, 1, 1, 0, z])/ ((-1 + y)^3*(y + z)^4) + (16*(2*y - z)*G[0, 0, 1 - y, 1, 0, z])/ (y + z)^4 + (17*(2*y - z)*G[0, 1, 0, 0, 0, y])/(y + z)^4 + (17*(2*y - z)*G[0, 1, 0, 0, 0, z])/(y + z)^4 + ((20*y - 60*y^2 + 60*y^3 - 23*y^4 - 10*z + 30*y*z - 30*y^2*z - 2*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[0, 1, 0, 1, 0, y])/ ((-1 + y)^3*(y + z)^4) - (3*(-2*y + 6*y^2 - 6*y^3 + y^4 + z - 3*y*z + 3*y^2*z - 5*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[0, 1, 0, 1, 0, z])/ ((-1 + y)^3*(y + z)^4) - (5*(2*y - z)*G[0, 1, 1, 0, 0, y])/(y + z)^4 + ((-4*y + 12*y^2 - 12*y^3 + 7*y^4 + 2*z - 6*y*z + 6*y^2*z + 10*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[0, 1, 1, 0, 0, z])/ ((-1 + y)^3*(y + z)^4) + (3*G[0, 1, 1, 1, 0, y])/(-1 + y)^3 + ((-8*y + 24*y^2 - 24*y^3 + 11*y^4 + 4*z - 12*y*z + 12*y^2*z + 8*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[0, 1, 1, 1, 0, z])/ ((-1 + y)^3*(y + z)^4) + ((-2*y + 6*y^2 - 6*y^3 - y^4 + z - 3*y*z + 3*y^2*z - 13*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)* G[0, 1, 1 - y, 1, 0, z])/((-1 + y)^3*(y + z)^4) + (3*(-10*y + 30*y^2 - 30*y^3 + 9*y^4 + 5*z - 15*y*z + 15*y^2*z - 9*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[0, 1 - y, 0, 1, 0, z])/ ((-1 + y)^3*(y + z)^4) + ((-34*y + 102*y^2 - 102*y^3 + 31*y^4 + 17*z - 51*y*z + 51*y^2*z - 29*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)* G[0, 1 - y, 1, 0, 0, z])/((-1 + y)^3*(y + z)^4) + ((-8*y + 24*y^2 - 24*y^3 + 5*y^4 + 4*z - 12*y*z + 12*y^2*z - 16*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[0, 1 - y, 1, 1, 0, z])/ ((-1 + y)^3*(y + z)^4) + ((10*y - 30*y^2 + 30*y^3 - 7*y^4 - 5*z + 15*y*z - 15*y^2*z + 17*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)* G[0, 1 - y, 1 - y, 1, 0, z])/((-1 + y)^3*(y + z)^4) + ((44*y - 132*y^2 + 132*y^3 - 47*y^4 - 22*z + 66*y*z - 66*y^2*z + 10*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[0, -y, 0, 1, 0, z])/ ((-1 + y)^3*(y + z)^4) + ((44*y - 132*y^2 + 132*y^3 - 47*y^4 - 22*z + 66*y*z - 66*y^2*z + 10*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)* G[0, -y, 1 - y, 1, 0, z])/((-1 + y)^3*(y + z)^4) + ((-20*y + 60*y^2 - 60*y^3 + 23*y^4 + 10*z - 30*y*z + 30*y^2*z + 2*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[1, 0, 0, 1, 0, y])/ ((-1 + y)^3*(y + z)^4) + (17*(2*y - z)*G[1, 0, 1, 0, 0, y])/(y + z)^4 + ((16*y - 48*y^2 + 48*y^3 - 13*y^4 - 8*z + 24*y*z - 24*y^2*z + 20*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[1, 0, 1, 1, 0, y])/ ((-1 + y)^3*(y + z)^4) + (17*(2*y - z)*G[1, 1, 0, 0, 0, y])/(y + z)^4 + ((16*y - 48*y^2 + 48*y^3 - 13*y^4 - 8*z + 24*y*z - 24*y^2*z + 20*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[1, 1, 0, 1, 0, y])/ ((-1 + y)^3*(y + z)^4) - (4*(2*y - z)*G[1, 1, 1, 0, 0, y])/(y + z)^4 + (5*(2*y - z)*G[1, 1, 1, 1, 0, y])/(y + z)^4 - ((y - z)^2*(y^2 + 6*y*z + 17*z^2)*G[1 - y, 0, 0, 1, 0, z])/ (z^3*(y + z)^4) + ((y^4 - 3*y^5 + 3*y^6 - y^7 + 4*y^3*z - 12*y^4*z + 12*y^5*z - 4*y^6*z + 6*y^2*z^2 - 18*y^3*z^2 + 18*y^4*z^2 - 6*y^5*z^2 - 30*y*z^3 + 90*y^2*z^3 - 90*y^3*z^3 + 27*y^4*z^3 + 18*z^4 - 54*y*z^4 + 54*y^2*z^4 - 30*y^3*z^4 - 18*y^2*z^5 - 12*y*z^6 - 3*z^7)*G[1 - y, 0, 1, 0, 0, z])/((-1 + y)^3*z^3*(y + z)^4) + ((-y^4 + 3*y^5 - 3*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z - 6*y^2*z^2 + 18*y^3*z^2 - 18*y^4*z^2 + 6*y^5*z^2 - 12*y*z^3 + 36*y^2*z^3 - 36*y^3*z^3 + 9*y^4*z^3 + 3*z^4 - 9*y*z^4 + 9*y^2*z^4 - 15*y^3*z^4 - 18*y^2*z^5 - 12*y*z^6 - 3*z^7)*G[1 - y, 0, 1, 1, 0, z])/ ((-1 + y)^3*z^3*(y + z)^4) + ((y^4 + 4*y^3*z + 6*y^2*z^2 - 8*y*z^3 + 7*z^4)*G[1 - y, 0, 1 - y, 1, 0, z])/(z^3*(y + z)^4) + (17*(2*y - z)*G[1 - y, 1, 0, 0, 0, z])/ (y + z)^4 - (3*(-2*y + 6*y^2 - 6*y^3 + 3*y^4 + z - 3*y*z + 3*y^2*z + 3*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[1 - y, 1, 0, 1, 0, z])/ ((-1 + y)^3*(y + z)^4) + ((-4*y + 12*y^2 - 12*y^3 + y^4 + 2*z - 6*y*z + 6*y^2*z - 14*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)* G[1 - y, 1, 1, 0, 0, z])/((-1 + y)^3*(y + z)^4) + ((-8*y + 24*y^2 - 24*y^3 + 5*y^4 + 4*z - 12*y*z + 12*y^2*z - 16*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[1 - y, 1, 1, 1, 0, z])/ ((-1 + y)^3*(y + z)^4) + ((-2*y + 6*y^2 - 6*y^3 + 5*y^4 + z - 3*y*z + 3*y^2*z + 11*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)* G[1 - y, 1, 1 - y, 1, 0, z])/((-1 + y)^3*(y + z)^4) + ((-2*y^4 + 6*y^5 - 6*y^6 + 2*y^7 - 8*y^3*z + 24*y^4*z - 24*y^5*z + 8*y^6*z - 12*y^2*z^2 + 36*y^3*z^2 - 36*y^4*z^2 + 12*y^5*z^2 + 2*y*z^3 - 6*y^2*z^3 + 6*y^3*z^3 + y^4*z^3 - 7*z^4 + 21*y*z^4 - 21*y^2*z^4 + 19*y^3*z^4 + 18*y^2*z^5 + 12*y*z^6 + 3*z^7)* G[1 - y, 1 - y, 0, 1, 0, z])/((-1 + y)^3*z^3*(y + z)^4) + ((-y^4 + 3*y^5 - 3*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z - 6*y^2*z^2 + 18*y^3*z^2 - 18*y^4*z^2 + 6*y^5*z^2 + 8*y*z^3 - 24*y^2*z^3 + 24*y^3*z^3 - 5*y^4*z^3 - 7*z^4 + 21*y*z^4 - 21*y^2*z^4 + 19*y^3*z^4 + 18*y^2*z^5 + 12*y*z^6 + 3*z^7)*G[1 - y, 1 - y, 1, 0, 0, z])/((-1 + y)^3*z^3*(y + z)^4) + ((y^4 - 3*y^5 + 3*y^6 - y^7 + 4*y^3*z - 12*y^4*z + 12*y^5*z - 4*y^6*z + 6*y^2*z^2 - 18*y^3*z^2 + 18*y^4*z^2 - 6*y^5*z^2 + 8*y*z^3 - 24*y^2*z^3 + 24*y^3*z^3 - 5*y^4*z^3 - z^4 + 3*y*z^4 - 3*y^2*z^4 + 13*y^3*z^4 + 18*y^2*z^5 + 12*y*z^6 + 3*z^7)*G[1 - y, 1 - y, 1, 1, 0, z])/((-1 + y)^3*z^3*(y + z)^4) + ((2*y^4 - 6*y^5 + 6*y^6 - 2*y^7 + 8*y^3*z - 24*y^4*z + 24*y^5*z - 8*y^6*z + 12*y^2*z^2 - 36*y^3*z^2 + 36*y^4*z^2 - 12*y^5*z^2 + 4*y*z^3 - 12*y^2*z^3 + 12*y^3*z^3 - 7*y^4*z^3 + 4*z^4 - 12*y*z^4 + 12*y^2*z^4 - 16*y^3*z^4 - 18*y^2*z^5 - 12*y*z^6 - 3*z^7)* G[1 - y, 1 - y, 1 - y, 1, 0, z])/((-1 + y)^3*z^3*(y + z)^4) - (3*(-4*y + 12*y^2 - 12*y^3 + 3*y^4 + 2*z - 6*y*z + 6*y^2*z - 6*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[1 - y, -y, 0, 1, 0, z])/ ((-1 + y)^3*(y + z)^4) - (3*(-4*y + 12*y^2 - 12*y^3 + 3*y^4 + 2*z - 6*y*z + 6*y^2*z - 6*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[1 - y, -y, 1 - y, 1, 0, z])/((-1 + y)^3*(y + z)^4) + ((y^4 + 4*y^3*z + 6*y^2*z^2 - 44*y*z^3 + 25*z^4)*G[-y, 0, 0, 1, 0, z])/ (z^3*(y + z)^4) + ((y^4 + 4*y^3*z + 6*y^2*z^2 - 44*y*z^3 + 25*z^4)* G[-y, 0, 1, 0, 0, z])/(z^3*(y + z)^4) + ((-y^4 - 4*y^3*z - 6*y^2*z^2 - 28*y*z^3 + 11*z^4)*G[-y, 0, 1, 1, 0, z])/ (z^3*(y + z)^4) - (22*(2*y - z)*G[-y, 0, 1 - y, 1, 0, z])/(y + z)^4 - (22*(2*y - z)*G[-y, 1 - y, 0, 1, 0, z])/(y + z)^4 + ((y^4 + 4*y^3*z + 6*y^2*z^2 - 44*y*z^3 + 25*z^4)*G[-y, 1 - y, 1, 0, 0, z])/(z^3*(y + z)^4) + ((-y^4 - 4*y^3*z - 6*y^2*z^2 - 28*y*z^3 + 11*z^4)*G[-y, 1 - y, 1, 1, 0, z])/(z^3*(y + z)^4) + (8*(2*y - z)*G[-y, 1 - y, 1 - y, 1, 0, z])/(y + z)^4 - (2*(-y^4 - 4*y^3*z - 6*y^2*z^2 - 44*y*z^3 + 19*z^4)* G[-y, -y, 0, 1, 0, z])/(z^3*(y + z)^4) - (2*(-y^4 - 4*y^3*z - 6*y^2*z^2 - 44*y*z^3 + 19*z^4)* G[-y, -y, 1 - y, 1, 0, z])/(z^3*(y + z)^4) + (((I/6)*Pi*(57*y^3 - 114*y^4 + 57*y^5 + 144*y*z - 333*y^2*z + 220*y^3*z - 31*y^4*z - 72*z^2 + 207*y*z^2 - 312*y^2*z^2 + 256*y^3*z^2 - 72*y^4*z^2 + 165*z^3 - 516*y*z^3 + 516*y^2*z^3 - 144*y^3*z^3 - 86*z^4 + 179*y*z^4 - 72*y^2*z^4 + 7*z^5))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (252*y^3 - 1020*y^4 + 1548*y^5 - 1044*y^6 + 264*y^7 + 360*y^2*z - 2111*y^3*z + 3877*y^4*z - 2565*y^5*z + 143*y^6*z + 296*y^7*z + 804*y*z^2 - 4677*y^2*z^2 + 8191*y^3*z^2 - 4441*y^4*z^2 - 931*y^5*z^2 + 1054*y^6*z^2 + 300*z^3 - 3087*y*z^3 + 6201*y^2*z^3 - 2486*y^3*z^3 - 2640*y^4*z^3 + 1658*y^5*z^3 - 689*z^4 + 1411*y*z^4 + 1026*y^2*z^4 - 3532*y^3*z^4 + 1622*y^4*z^4 - 116*z^5 + 1253*y*z^5 - 2305*y^2*z^5 + 1006*y^3*z^5 + 265*z^6 - 603*y*z^6 + 284*y^2*z^6)/ (72*(-1 + y)^3*z^2*(-1 + y + z)^2*(y + z)^3))*Zeta[3] + G[0, 0, z]*((-216*y + 751*y^2 - 535*y^3 - 2052*z + 4418*y*z - 2443*y^2*z + 1831*z^2 - 1985*y*z^2 - 77*z^3)/ (36*(-1 + y)*z*(-1 + y + z)*(y + z)^2) - ((I/12)*Pi*(-43*y^2 + 43*y^3 + 324*z - 626*y*z + 304*y^2*z - 259*z^2 + 263*y*z^2 + 2*z^3))/((-1 + y)*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-6*y^3 + 12*y^4 - 6*y^5 - 144*y*z + 486*y^2*z - 554*y^3*z + 228*y^4*z - 16*y^5*z + 72*z^2 - 54*y*z^2 - 78*y^2*z^2 + 35*y^3*z^2 + 24*y^4*z^2 - 114*z^3 + 330*y*z^3 - 315*y^2*z^3 + 96*y^3*z^3 + 58*z^4 - 117*y*z^4 + 56*y^2*z^4 - z^5))/ (72*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (((18*I)*Pi*(2*y - z))/(y + z)^4 + (12*y^4 - 48*y^5 + 72*y^6 - 48*y^7 + 12*y^8 + 120*y^3*z - 504*y^4*z + 798*y^5*z - 564*y^6*z + 150*y^7*z + 12*y^2*z^2 - 138*y^3*z^2 + 282*y^4*z^2 - 196*y^5*z^2 + 36*y^6*z^2 + 4*y^7*z^2 - 24*y*z^3 + 84*y^2*z^3 - 228*y^3*z^3 + 200*y^4*z^3 + 133*y^5*z^3 - 164*y^6*z^3 - 90*y*z^4 + 312*y^2*z^4 - 630*y^3*z^4 + 946*y^4*z^4 - 570*y^5*z^4 + 150*y*z^5 - 508*y^2*z^5 + 924*y^3*z^5 - 704*y^4*z^5 - 18*z^6 + 38*y*z^6 + 160*y^2*z^6 - 392*y^3*z^6 + 36*z^7 - 71*y*z^7 - 108*y^2*z^7 - 18*z^8 - 18*y*z^8)/(12*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^4))* G[1, 0, y] + ((-22*y + 66*y^2 - 66*y^3 + 25*y^4 + 11*z - 33*y*z + 33*y^2*z + y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[0, 1, 0, y])/ ((-1 + y)^3*(y + z)^4) - (18*(2*y - z)*G[1, 0, 0, y])/(y + z)^4 + (6*(2*y - z)*G[1, 1, 0, y])/(y + z)^4 - (6*Zeta[3])/(-1 + y)^3) + G[1, 0, y]*((((3*I)/2)*Pi^3*(2*y - z))/(y + z)^4 + ((I/36)*Pi*(108*y - 432*y^2 + 751*y^3 - 632*y^4 + 199*y^5 + 6*y^6 - 2268*z + 10260*y*z - 17727*y^2*z + 14325*y^3*z - 4795*y^4*z + 205*y^5*z + 3564*z^2 - 12111*y*z^2 + 14367*y^2*z^2 - 5767*y^3*z^2 - 279*y^4*z^2 - 761*z^3 + 1483*y*z^3 - 257*y^2*z^3 - 1143*y^3*z^3 - 303*z^4 + 284*y*z^4 - 659*y^2*z^4 - 232*z^5 + 6*y*z^5))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (1620*y^2 - 6444*y^3 + 9612*y^4 - 6372*y^5 + 1584*y^6 - 795*y*z + 3306*y^2*z - 5117*y^3*z + 3880*y^4*z - 1658*y^5*z + 384*y^6*z - 8733*z^2 + 42936*y*z^2 - 79695*y^2*z^2 + 70851*y^3*z^2 - 25198*y^4*z^2 - 161*y^5*z^2 + 14232*z^3 - 49359*y*z^3 + 66351*y^2*z^3 - 28018*y^3*z^3 - 5709*y^4*z^3 - 3347*z^4 + 12877*y*z^4 - 8096*y^2*z^4 - 8943*y^3*z^4 + 807*z^5 - 4993*y*z^5 - 3323*y^2*z^5 - 2959*z^6 + 456*y*z^6)/(432*(-1 + y)^2*z^2* (-1 + y + z)^2*(y + z)^3) + (Pi^2*(-24*y^4 + 72*y^5 - 72*y^6 + 24*y^7 - 588*y^2*z + 2256*y^3*z - 3251*y^4*z + 2074*y^5*z - 479*y^6*z - 12*y^7*z + 3036*y*z^2 - 13572*y^2*z^2 + 23692*y^3*z^2 - 19705*y^4*z^2 + 6994*y^5*z^2 - 445*y^6*z^2 + 3090*z^3 - 19824*y*z^3 + 44658*y^2*z^3 - 44480*y^3*z^3 + 17258*y^4*z^3 - 484*y^5*z^3 - 5040*z^4 + 19540*y*z^4 - 25550*y^2*z^4 + 10824*y^3*z^4 + 1098*y^4*z^4 + 1363*z^5 - 2590*y*z^5 + 607*y^2*z^5 + 1928*y^3*z^5 + 331*z^6 - 238*y*z^6 + 779*y^2*z^6 + 218*z^7))/(144*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4) + ((y^4 - 2*y^5 + y^6 + 3*y^3*z - 8*y^4*z + 7*y^5*z - 2*y^6*z + 9*y^2*z^2 - 36*y^3*z^2 + 76*y^4*z^2 - 80*y^5*z^2 + 31*y^6*z^2 - 29*y*z^3 + 76*y^2*z^3 + 10*y^3*z^3 - 216*y^4*z^3 + 189*y^5*z^3 - 30*y^6*z^3 + 70*y*z^4 - 155*y^2*z^4 - 104*y^3*z^4 + 339*y^4*z^4 - 114*y^5*z^4 - 77*y*z^5 + 34*y^2*z^5 + 307*y^3*z^5 - 192*y^4*z^5 - 18*z^6 + 72*y*z^6 + 126*y^2*z^6 - 180*y^3*z^6 + 36*z^7 - 18*y*z^7 - 90*y^2*z^7 - 18*z^8 - 18*y*z^8)*G[1, 0, z])/(12*(-1 + y)^2*y*z^3* (-1 + y + z)^2*(y + z)^3) + ((-y^4 + 2*y^5 - y^6 - 3*y^3*z + 8*y^4*z - 7*y^5*z + 2*y^6*z - 9*y^2*z^2 + 36*y^3*z^2 - 76*y^4*z^2 + 80*y^5*z^2 - 31*y^6*z^2 + 29*y*z^3 - 76*y^2*z^3 - 10*y^3*z^3 + 216*y^4*z^3 - 189*y^5*z^3 + 30*y^6*z^3 - 70*y*z^4 + 155*y^2*z^4 + 104*y^3*z^4 - 339*y^4*z^4 + 114*y^5*z^4 + 77*y*z^5 - 34*y^2*z^5 - 307*y^3*z^5 + 192*y^4*z^5 + 18*z^6 - 72*y*z^6 - 126*y^2*z^6 + 180*y^3*z^6 - 36*z^7 + 18*y*z^7 + 90*y^2*z^7 + 18*z^8 + 18*y*z^8)* G[1, 1 - y, z])/(12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^3) + (((-9*I)*Pi*(2*y - z))/(y + z)^4 + (-12*y^4 + 60*y^5 - 108*y^6 + 84*y^7 - 24*y^8 - 78*y^3*z + 384*y^4*z - 721*y^5*z + 602*y^6*z - 187*y^7*z - 234*y^2*z^2 + 1092*y^3*z^2 - 1978*y^4*z^2 + 1681*y^5*z^2 - 564*y^6*z^2 + 3*y^7*z^2 + 99*y*z^3 + 108*y^2*z^3 - 1044*y^3*z^3 + 1652*y^4*z^3 - 960*y^5*z^3 + 108*y^6*z^3 - 126*y*z^4 + 68*y^2*z^4 + 668*y^3*z^4 - 1082*y^4*z^4 + 360*y^5*z^4 + 32*y*z^5 + 160*y^2*z^5 - 750*y^3*z^5 + 480*y^4*z^5 + 18*z^6 - 55*y*z^6 - 210*y^2*z^6 + 315*y^3*z^6 - 36*z^7 + 35*y*z^7 + 108*y^2*z^7 + 18*z^8 + 18*y*z^8)/(12*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^4))*G[1 - y, 0, z] + (((6*I)*Pi*(2*y - z))/(y + z)^4 + (-32*y^5 + 128*y^6 - 192*y^7 + 128*y^8 - 32*y^9 - 128*y^4*z + 564*y^5*z - 936*y^6*z + 704*y^7*z - 216*y^8*z + 12*y^9*z - 168*y^3*z^2 + 880*y^4*z^2 - 1675*y^5*z^2 + 1448*y^6*z^2 - 551*y^7*z^2 + 66*y^8*z^2 - 18*y^2*z^3 + 384*y^3*z^3 - 1138*y^4*z^3 + 1271*y^5*z^3 - 644*y^6*z^3 + 145*y^7*z^3 - 87*y*z^4 + 336*y^2*z^4 - 612*y^3*z^4 + 432*y^4*z^4 - 107*y^5*z^4 + 76*y^6*z^4 + 114*y*z^5 - 284*y^2*z^5 - 104*y^3*z^5 + 606*y^4*z^5 - 216*y^5*z^5 - 38*y*z^6 - 110*y^2*z^6 + 642*y^3*z^6 - 410*y^4*z^6 - 18*z^7 + 63*y*z^7 + 190*y^2*z^7 - 299*y^3*z^7 + 36*z^8 - 34*y*z^8 - 108*y^2*z^8 - 18*z^9 - 18*y*z^9)/ (12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1 - y, z] + (((-24*I)*Pi*(2*y - z))/(y + z)^4 + (33*y^5 - 130*y^6 + 193*y^7 - 128*y^8 + 32*y^9 + 156*y^4*z - 694*y^5*z + 1160*y^6*z - 874*y^7*z + 264*y^8*z - 12*y^9*z + 174*y^3*z^2 - 1044*y^4*z^2 + 2249*y^5*z^2 - 2134*y^6*z^2 + 827*y^7*z^2 - 72*y^8*z^2 + 604*y^2*z^3 - 2696*y^3*z^3 + 4970*y^4*z^3 - 4490*y^5*z^3 + 1780*y^6*z^3 - 168*y^7*z^3 - 95*y*z^4 - 682*y^2*z^4 + 3047*y^3*z^4 - 4040*y^4*z^4 + 1890*y^5*z^4 - 84*y^6*z^4 + 238*y*z^5 - 108*y^2*z^5 - 858*y^3*z^5 + 638*y^4*z^5 + 270*y^5*z^5 - 97*y*z^6 - 46*y^2*z^6 + 23*y^3*z^6 + 480*y^4*z^6 + 18*z^7 - 162*y*z^7 + 180*y^2*z^7 + 324*y^3*z^7 - 36*z^8 + 108*y*z^8 + 108*y^2*z^8 + 18*z^9 + 18*y*z^9)/(12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^4))* G[-y, 0, z] + (((24*I)*Pi*(2*y - z))/(y + z)^4 + (-33*y^5 + 130*y^6 - 193*y^7 + 128*y^8 - 32*y^9 - 156*y^4*z + 694*y^5*z - 1160*y^6*z + 874*y^7*z - 264*y^8*z + 12*y^9*z - 174*y^3*z^2 + 1044*y^4*z^2 - 2249*y^5*z^2 + 2134*y^6*z^2 - 827*y^7*z^2 + 72*y^8*z^2 - 604*y^2*z^3 + 2696*y^3*z^3 - 4970*y^4*z^3 + 4490*y^5*z^3 - 1780*y^6*z^3 + 168*y^7*z^3 + 95*y*z^4 + 682*y^2*z^4 - 3047*y^3*z^4 + 4040*y^4*z^4 - 1890*y^5*z^4 + 84*y^6*z^4 - 238*y*z^5 + 108*y^2*z^5 + 858*y^3*z^5 - 638*y^4*z^5 - 270*y^5*z^5 + 97*y*z^6 + 46*y^2*z^6 - 23*y^3*z^6 - 480*y^4*z^6 - 18*z^7 + 162*y*z^7 - 180*y^2*z^7 - 324*y^3*z^7 + 36*z^8 - 108*y*z^8 - 108*y^2*z^8 - 18*z^9 - 18*y*z^9)/(12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^4))* G[-y, 1 - y, z] - (17*(2*y - z)*G[0, 0, 0, z])/(y + z)^4 + (16*(2*y - z)*G[0, 0, 1 - y, z])/(y + z)^4 + ((2*y - 6*y^2 + 6*y^3 + y^4 - z + 3*y*z - 3*y^2*z + 13*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[0, 1, 0, z])/ ((-1 + y)^3*(y + z)^4) + ((-2*y + 6*y^2 - 6*y^3 - y^4 + z - 3*y*z + 3*y^2*z - 13*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)* G[0, 1, 1 - y, z])/((-1 + y)^3*(y + z)^4) + ((-14*y + 42*y^2 - 42*y^3 + 11*y^4 + 7*z - 21*y*z + 21*y^2*z - 19*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[0, 1 - y, 0, z])/ ((-1 + y)^3*(y + z)^4) + ((10*y - 30*y^2 + 30*y^3 - 7*y^4 - 5*z + 15*y*z - 15*y^2*z + 17*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)* G[0, 1 - y, 1 - y, z])/((-1 + y)^3*(y + z)^4) + ((-44*y + 132*y^2 - 132*y^3 + 47*y^4 + 22*z - 66*y*z + 66*y^2*z - 10*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[0, -y, 0, z])/ ((-1 + y)^3*(y + z)^4) + ((44*y - 132*y^2 + 132*y^3 - 47*y^4 - 22*z + 66*y*z - 66*y^2*z + 10*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)* G[0, -y, 1 - y, z])/((-1 + y)^3*(y + z)^4) + (6*(2*y - z)*G[1 - y, 0, 0, z])/(y + z)^4 + ((y^4 + 4*y^3*z + 6*y^2*z^2 - 8*y*z^3 + 7*z^4)*G[1 - y, 0, 1 - y, z])/ (z^3*(y + z)^4) + ((2*y - 6*y^2 + 6*y^3 - 5*y^4 - z + 3*y*z - 3*y^2*z - 11*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)* G[1 - y, 1, 0, z])/((-1 + y)^3*(y + z)^4) + ((-2*y + 6*y^2 - 6*y^3 + 5*y^4 + z - 3*y*z + 3*y^2*z + 11*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[1 - y, 1, 1 - y, z])/ ((-1 + y)^3*(y + z)^4) + ((-y^4 + 3*y^5 - 3*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z - 6*y^2*z^2 + 18*y^3*z^2 - 18*y^4*z^2 + 6*y^5*z^2 + 2*y*z^3 - 6*y^2*z^3 + 6*y^3*z^3 + y^4*z^3 - 4*z^4 + 12*y*z^4 - 12*y^2*z^4 + 16*y^3*z^4 + 18*y^2*z^5 + 12*y*z^6 + 3*z^7)*G[1 - y, 1 - y, 0, z])/((-1 + y)^3*z^3* (y + z)^4) + ((2*y^4 - 6*y^5 + 6*y^6 - 2*y^7 + 8*y^3*z - 24*y^4*z + 24*y^5*z - 8*y^6*z + 12*y^2*z^2 - 36*y^3*z^2 + 36*y^4*z^2 - 12*y^5*z^2 + 4*y*z^3 - 12*y^2*z^3 + 12*y^3*z^3 - 7*y^4*z^3 + 4*z^4 - 12*y*z^4 + 12*y^2*z^4 - 16*y^3*z^4 - 18*y^2*z^5 - 12*y*z^6 - 3*z^7)*G[1 - y, 1 - y, 1 - y, z])/ ((-1 + y)^3*z^3*(y + z)^4) + (3*(-4*y + 12*y^2 - 12*y^3 + 3*y^4 + 2*z - 6*y*z + 6*y^2*z - 6*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[1 - y, -y, 0, z])/((-1 + y)^3*(y + z)^4) - (3*(-4*y + 12*y^2 - 12*y^3 + 3*y^4 + 2*z - 6*y*z + 6*y^2*z - 6*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[1 - y, -y, 1 - y, z])/ ((-1 + y)^3*(y + z)^4) + ((-y^4 - 4*y^3*z - 6*y^2*z^2 + 44*y*z^3 - 25*z^4)*G[-y, 0, 0, z])/(z^3*(y + z)^4) - (22*(2*y - z)*G[-y, 0, 1 - y, z])/(y + z)^4 + ((y^4 + 4*y^3*z + 6*y^2*z^2 - 16*y*z^3 + 11*z^4)*G[-y, 1 - y, 0, z])/ (z^3*(y + z)^4) + (8*(2*y - z)*G[-y, 1 - y, 1 - y, z])/(y + z)^4 + (2*(-y^4 - 4*y^3*z - 6*y^2*z^2 - 44*y*z^3 + 19*z^4)*G[-y, -y, 0, z])/ (z^3*(y + z)^4) - (2*(-y^4 - 4*y^3*z - 6*y^2*z^2 - 44*y*z^3 + 19*z^4)* G[-y, -y, 1 - y, z])/(z^3*(y + z)^4) - (15*(2*y - z)*Zeta[3])/ (y + z)^4) + G[1, 1, y]* ((Pi^2*(-12*y^4 + 48*y^5 - 72*y^6 + 48*y^7 - 12*y^8 - 66*y^3*z + 288*y^4*z - 460*y^5*z + 320*y^6*z - 82*y^7*z - 336*y^2*z^2 + 1362*y^3*z^2 - 1978*y^4*z^2 + 1184*y^5*z^2 - 240*y^6*z^2 + 8*y^7*z^2 + 324*y*z^3 - 696*y^2*z^3 + 408*y^3*z^3 - 144*y^4*z^3 + 23*y^5*z^3 + 104*y^6*z^3 - 606*y*z^4 + 1724*y^2*z^4 - 1846*y^3*z^4 + 522*y^4*z^4 + 318*y^5*z^4 + 350*y*z^5 - 928*y^2*z^5 + 408*y^3*z^5 + 428*y^4*z^5 + 18*z^6 - 174*y*z^6 + 152*y^2*z^6 + 296*y^3*z^6 - 36*z^7 + 91*y*z^7 + 108*y^2*z^7 + 18*z^8 + 18*y*z^8))/(72*(-1 + y)^2*y*z^2*(-1 + y + z)^2* (y + z)^4) + ((-14*y + 42*y^2 - 42*y^3 + 8*y^4 + 7*z - 21*y*z + 21*y^2*z - 31*y^3*z - 36*y^2*z^2 - 24*y*z^3 - 6*z^4)*Zeta[3])/ ((-1 + y)^3*(y + z)^4)) + G[1 - y, 1 - y, z]* (((-I)*Pi^3*(2*y - z))/(y + z)^4 + (Pi^2*(32*y^5 - 128*y^6 + 192*y^7 - 128*y^8 + 32*y^9 + 128*y^4*z - 564*y^5*z + 936*y^6*z - 704*y^7*z + 216*y^8*z - 12*y^9*z + 168*y^3*z^2 - 880*y^4*z^2 + 1675*y^5*z^2 - 1448*y^6*z^2 + 551*y^7*z^2 - 66*y^8*z^2 + 18*y^2*z^3 - 384*y^3*z^3 + 1138*y^4*z^3 - 1271*y^5*z^3 + 644*y^6*z^3 - 145*y^7*z^3 + 87*y*z^4 - 336*y^2*z^4 + 612*y^3*z^4 - 432*y^4*z^4 + 107*y^5*z^4 - 76*y^6*z^4 - 114*y*z^5 + 284*y^2*z^5 + 104*y^3*z^5 - 606*y^4*z^5 + 216*y^5*z^5 + 38*y*z^6 + 110*y^2*z^6 - 642*y^3*z^6 + 410*y^4*z^6 + 18*z^7 - 63*y*z^7 - 190*y^2*z^7 + 299*y^3*z^7 - 36*z^8 + 34*y*z^8 + 108*y^2*z^8 + 18*z^9 + 18*y*z^9))/(72*(-1 + y)^2*y*z^3* (-1 + y + z)^2*(y + z)^4) + ((-y^4 + 3*y^5 - 3*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z - 6*y^2*z^2 + 18*y^3*z^2 - 18*y^4*z^2 + 6*y^5*z^2 + 6*y*z^3 - 18*y^2*z^3 + 18*y^3*z^3 - 3*y^4*z^3 - 6*z^4 + 18*y*z^4 - 18*y^2*z^4 + 18*y^3*z^4 + 18*y^2*z^5 + 12*y*z^6 + 3*z^7)*G[0, 1, 0, y])/ ((-1 + y)^3*z^3*(y + z)^4) + ((y^4 + 4*y^3*z + 6*y^2*z^2 - 8*y*z^3 + 7*z^4)*G[1, 0, 0, y])/(z^3*(y + z)^4) + ((1 - 3*y + 3*y^2 - y^3 - 3*z^3)*G[1, 1, 0, y])/((-1 + y)^3*z^3) + ((-8*y + 24*y^2 - 24*y^3 + 5*y^4 + 4*z - 12*y*z + 12*y^2*z - 16*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*Zeta[3])/ ((-1 + y)^3*(y + z)^4)) + G[0, 1 - y, z]* ((((5*I)/2)*Pi^3*(2*y - z))/(y + z)^4 + (Pi^2*(-12*y^5 + 36*y^6 - 36*y^7 + 12*y^8 + 72*y^3*z - 336*y^4*z + 603*y^5*z - 486*y^6*z + 147*y^7*z - 136*y^2*z^2 + 478*y^3*z^2 - 606*y^4*z^2 + 327*y^5*z^2 - 78*y^6*z^2 + 15*y^7*z^2 - 10*y*z^3 + 276*y^2*z^3 - 810*y^3*z^3 + 744*y^4*z^3 - 78*y^5*z^3 - 120*y^6*z^3 - 130*y*z^4 + 368*y^2*z^4 - 604*y^3*z^4 + 842*y^4*z^4 - 504*y^5*z^4 + 185*y*z^5 - 566*y^2*z^5 + 909*y^3*z^5 - 660*y^4*z^5 - 18*z^6 + 41*y*z^6 + 150*y^2*z^6 - 381*y^3*z^6 + 36*z^7 - 70*y*z^7 - 108*y^2*z^7 - 18*z^8 - 18*y*z^8))/(72*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^4) + (((-15*I)*Pi*(2*y - z))/(y + z)^4 + (12*y^5 - 36*y^6 + 36*y^7 - 12*y^8 - 72*y^3*z + 336*y^4*z - 603*y^5*z + 486*y^6*z - 147*y^7*z + 136*y^2*z^2 - 478*y^3*z^2 + 606*y^4*z^2 - 327*y^5*z^2 + 78*y^6*z^2 - 15*y^7*z^2 + 10*y*z^3 - 276*y^2*z^3 + 810*y^3*z^3 - 744*y^4*z^3 + 78*y^5*z^3 + 120*y^6*z^3 + 130*y*z^4 - 368*y^2*z^4 + 604*y^3*z^4 - 842*y^4*z^4 + 504*y^5*z^4 - 185*y*z^5 + 566*y^2*z^5 - 909*y^3*z^5 + 660*y^4*z^5 + 18*z^6 - 41*y*z^6 - 150*y^2*z^6 + 381*y^3*z^6 - 36*z^7 + 70*y*z^7 + 108*y^2*z^7 + 18*z^8 + 18*y*z^8)/ (12*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^4))*G[1, 0, y] + ((-22*y + 66*y^2 - 66*y^3 + 19*y^4 + 11*z - 33*y*z + 33*y^2*z - 23*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[0, 1, 0, y])/ ((-1 + y)^3*(y + z)^4) + (13*(2*y - z)*G[1, 0, 0, y])/(y + z)^4 + (3*(-2*y + 6*y^2 - 6*y^3 + 3*y^4 + z - 3*y*z + 3*y^2*z + 3*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[1, 1, 0, y])/((-1 + y)^3*(y + z)^4) - (3*(-8*y + 24*y^2 - 24*y^3 + 7*y^4 + 4*z - 12*y*z + 12*y^2*z - 8*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*Zeta[3])/ ((-1 + y)^3*(y + z)^4)) + G[0, 1, z]*((I*Pi^3*(2*y - z))/(y + z)^4 + (Pi^2*(-12*y^3 + 36*y^4 - 36*y^5 + 12*y^6 - 24*y^2*z + 72*y^3*z - 130*y^4*z + 140*y^5*z - 58*y^6*z - 298*y*z^2 + 1078*y^2*z^2 - 1648*y^3*z^2 + 1342*y^4*z^2 - 510*y^5*z^2 + 36*y^6*z^2 + 179*z^3 - 252*y*z^3 - 498*y^2*z^3 + 1388*y^3*z^3 - 999*y^4*z^3 + 144*y^5*z^3 - 364*z^4 + 724*y*z^4 + 172*y^2*z^4 - 900*y^3*z^4 + 216*y^4*z^4 + 133*z^5 + 86*y*z^5 - 591*y^2*z^5 + 144*y^3*z^5 + 88*z^6 - 276*y*z^6 + 36*y^2*z^6 - 38*z^7))/(72*(-1 + y)^2*z^2* (-1 + y + z)^2*(y + z)^4) + ((2*y - 6*y^2 + 6*y^3 + y^4 - z + 3*y*z - 3*y^2*z + 13*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)* G[0, 1, 0, y])/((-1 + y)^3*(y + z)^4) + ((-2*y + 6*y^2 - 6*y^3 - y^4 + z - 3*y*z + 3*y^2*z - 13*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[1, 1, 0, y])/ ((-1 + y)^3*(y + z)^4) + (3*(-2*y + 6*y^2 - 6*y^3 + y^4 + z - 3*y*z + 3*y^2*z - 5*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*Zeta[3])/ ((-1 + y)^3*(y + z)^4)) + G[0, 1, y]* (((-1/2*I)*Pi^3*(2*y - z))/(y + z)^4 + (Pi^2*(-12*y^5 + 36*y^6 - 36*y^7 + 12*y^8 - 12*y^3*z + 118*y^5*z - 188*y^6*z + 82*y^7*z - 22*y^2*z^2 + 226*y^3*z^2 - 434*y^4*z^2 + 257*y^5*z^2 - 60*y^6*z^2 + 33*y^7*z^2 + 5*y*z^3 + 84*y^2*z^3 - 282*y^3*z^3 + 100*y^4*z^3 + 30*y^5*z^3 + 96*y^6*z^3 - 100*y*z^4 + 432*y^2*z^4 - 1050*y^3*z^4 + 742*y^4*z^4 + 144*y^5*z^4 + 231*y*z^5 - 978*y^2*z^5 + 885*y^3*z^5 + 204*y^4*z^5 + 18*z^6 - 273*y*z^6 + 390*y^2*z^6 + 213*y^3*z^6 - 36*z^7 + 105*y*z^7 + 108*y^2*z^7 + 18*z^8 + 18*y*z^8))/(72*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^4) + (3*(-10*y + 30*y^2 - 30*y^3 + 11*y^4 + 5*z - 15*y*z + 15*y^2*z - y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)* Zeta[3])/((-1 + y)^3*(y + z)^4)) + G[1 - y, 1, z]* ((I*Pi^3*(2*y - z))/(y + z)^4 + (Pi^2*(-12*y^4 + 60*y^5 - 108*y^6 + 84*y^7 - 24*y^8 - 12*y^3*z + 120*y^4*z - 274*y^5*z + 248*y^6*z - 94*y^7*z + 12*y^8*z - 346*y^2*z^2 + 1534*y^3*z^2 - 2530*y^4*z^2 + 1826*y^5*z^2 - 520*y^6*z^2 + 36*y^7*z^2 + 119*y*z^3 + 252*y^2*z^3 - 1530*y^3*z^3 + 1608*y^4*z^3 - 327*y^5*z^3 - 84*y^6*z^3 - 292*y*z^4 + 568*y^2*z^4 - 668*y^3*z^4 + 910*y^4*z^4 - 402*y^5*z^4 + 181*y*z^5 - 606*y^2*z^5 + 1049*y^3*z^5 - 540*y^4*z^5 - 18*z^6 + 44*y*z^6 + 246*y^2*z^6 - 336*y^3*z^6 + 36*z^7 - 34*y*z^7 - 108*y^2*z^7 - 18*z^8 - 18*y*z^8))/(72*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^4) + ((2*y - 6*y^2 + 6*y^3 - 5*y^4 - z + 3*y*z - 3*y^2*z - 11*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)* G[0, 1, 0, y])/((-1 + y)^3*(y + z)^4) + ((-2*y + 6*y^2 - 6*y^3 + 5*y^4 + z - 3*y*z + 3*y^2*z + 11*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[1, 1, 0, y])/ ((-1 + y)^3*(y + z)^4) + (3*(-2*y + 6*y^2 - 6*y^3 + 3*y^4 + z - 3*y*z + 3*y^2*z + 3*y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*Zeta[3])/ ((-1 + y)^3*(y + z)^4)) + G[-y, 1 - y, z]* (((-4*I)*Pi^3*(2*y - z))/(y + z)^4 + (Pi^2*(33*y^5 - 130*y^6 + 193*y^7 - 128*y^8 + 32*y^9 + 156*y^4*z - 694*y^5*z + 1160*y^6*z - 874*y^7*z + 264*y^8*z - 12*y^9*z + 174*y^3*z^2 - 1044*y^4*z^2 + 2249*y^5*z^2 - 2134*y^6*z^2 + 827*y^7*z^2 - 72*y^8*z^2 + 604*y^2*z^3 - 2696*y^3*z^3 + 4970*y^4*z^3 - 4490*y^5*z^3 + 1780*y^6*z^3 - 168*y^7*z^3 - 95*y*z^4 - 682*y^2*z^4 + 3047*y^3*z^4 - 4040*y^4*z^4 + 1890*y^5*z^4 - 84*y^6*z^4 + 238*y*z^5 - 108*y^2*z^5 - 858*y^3*z^5 + 638*y^4*z^5 + 270*y^5*z^5 - 97*y*z^6 - 46*y^2*z^6 + 23*y^3*z^6 + 480*y^4*z^6 + 18*z^7 - 162*y*z^7 + 180*y^2*z^7 + 324*y^3*z^7 - 36*z^8 + 108*y*z^8 + 108*y^2*z^8 + 18*z^9 + 18*y*z^9))/ (72*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^4) + ((-y^4 - 4*y^3*z - 6*y^2*z^2 - 48*y*z^3 + 21*z^4)*G[0, 1, 0, y])/ (z^3*(y + z)^4) + ((-y^4 - 4*y^3*z - 6*y^2*z^2 - 52*y*z^3 + 23*z^4)* G[1, 0, 0, y])/(z^3*(y + z)^4) + ((-y^4 - 4*y^3*z - 6*y^2*z^2 - 12*y*z^3 + 3*z^4)*G[1, 1, 0, y])/ (z^3*(y + z)^4) - (2*(-y^4 - 4*y^3*z - 6*y^2*z^2 - 28*y*z^3 + 11*z^4)* Zeta[3])/(z^3*(y + z)^4)) + G[1 - y, 0, z]* ((((3*I)/2)*Pi^3*(2*y - z))/(y + z)^4 + (Pi^2*(12*y^4 - 60*y^5 + 108*y^6 - 84*y^7 + 24*y^8 + 78*y^3*z - 384*y^4*z + 721*y^5*z - 602*y^6*z + 187*y^7*z + 234*y^2*z^2 - 1092*y^3*z^2 + 1978*y^4*z^2 - 1681*y^5*z^2 + 564*y^6*z^2 - 3*y^7*z^2 - 99*y*z^3 - 108*y^2*z^3 + 1044*y^3*z^3 - 1652*y^4*z^3 + 960*y^5*z^3 - 108*y^6*z^3 + 126*y*z^4 - 68*y^2*z^4 - 668*y^3*z^4 + 1082*y^4*z^4 - 360*y^5*z^4 - 32*y*z^5 - 160*y^2*z^5 + 750*y^3*z^5 - 480*y^4*z^5 - 18*z^6 + 55*y*z^6 + 210*y^2*z^6 - 315*y^3*z^6 + 36*z^7 - 35*y*z^7 - 108*y^2*z^7 - 18*z^8 - 18*y*z^8))/ (72*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^4) - (17*(2*y - z)*G[0, 0, 0, y])/(y + z)^4 + ((y^4 - 3*y^5 + 3*y^6 - y^7 + 4*y^3*z - 12*y^4*z + 12*y^5*z - 4*y^6*z + 6*y^2*z^2 - 18*y^3*z^2 + 18*y^4*z^2 - 6*y^5*z^2 - 24*y*z^3 + 72*y^2*z^3 - 72*y^3*z^3 + 21*y^4*z^3 + 15*z^4 - 45*y*z^4 + 45*y^2*z^4 - 27*y^3*z^4 - 18*y^2*z^5 - 12*y*z^6 - 3*z^7)* G[0, 1, 0, y])/((-1 + y)^3*z^3*(y + z)^4) + ((-y^4 - 4*y^3*z - 6*y^2*z^2 + 18*y*z^3 - 12*z^4)*G[1, 0, 0, y])/ (z^3*(y + z)^4) - (2*(2*y - z)*G[1, 1, 0, y])/(y + z)^4 + ((-y^4 + 3*y^5 - 3*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z - 6*y^2*z^2 + 18*y^3*z^2 - 18*y^4*z^2 + 6*y^5*z^2 + 26*y*z^3 - 78*y^2*z^3 + 78*y^3*z^3 - 20*y^4*z^3 - 16*z^4 + 48*y*z^4 - 48*y^2*z^4 + 40*y^3*z^4 + 36*y^2*z^5 + 24*y*z^6 + 6*z^7)* Zeta[3])/((-1 + y)^3*z^3*(y + z)^4)) + G[1, z]*(((-1/2*I)*Pi^3*(-1 + z)*(-y + 2*y^2 + y^3 + 5*z - 5*y*z + 5*y^2*z - 7*z^2 + 7*y*z^2 + 3*z^3))/(z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(-24*y^2 + 50*y^3 - 26*y^4 - 155*y*z + 363*y^2*z - 307*y^3*z + 95*y^4*z + 4*y^5*z - 65*z^2 + 459*y*z^2 - 799*y^2*z^2 + 426*y^3*z^2 - 61*y^4*z^2 + 146*z^3 - 608*y*z^3 + 551*y^2*z^3 - 169*y^3*z^3 - 156*z^4 + 255*y*z^4 - 99*y^2*z^4 + 35*z^5 + 45*y*z^5 + 40*z^6))/(144*(-1 + y)*z^2*(-1 + y + z)^2*(y + z)^3) + ((y^4 - 2*y^5 + y^6 + 3*y^3*z - 8*y^4*z + 7*y^5*z - 2*y^6*z + 9*y^2*z^2 - 36*y^3*z^2 + 76*y^4*z^2 - 80*y^5*z^2 + 31*y^6*z^2 - 29*y*z^3 + 76*y^2*z^3 + 10*y^3*z^3 - 216*y^4*z^3 + 189*y^5*z^3 - 30*y^6*z^3 + 70*y*z^4 - 155*y^2*z^4 - 104*y^3*z^4 + 339*y^4*z^4 - 114*y^5*z^4 - 77*y*z^5 + 34*y^2*z^5 + 307*y^3*z^5 - 192*y^4*z^5 - 18*z^6 + 72*y*z^6 + 126*y^2*z^6 - 180*y^3*z^6 + 36*z^7 - 18*y*z^7 - 90*y^2*z^7 - 18*z^8 - 18*y*z^8)*G[0, 1, 0, y])/ (12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^3) + ((-y^4 + 2*y^5 - y^6 - 3*y^3*z + 8*y^4*z - 7*y^5*z + 2*y^6*z - 9*y^2*z^2 + 36*y^3*z^2 - 76*y^4*z^2 + 80*y^5*z^2 - 31*y^6*z^2 + 29*y*z^3 - 76*y^2*z^3 - 10*y^3*z^3 + 216*y^4*z^3 - 189*y^5*z^3 + 30*y^6*z^3 - 70*y*z^4 + 155*y^2*z^4 + 104*y^3*z^4 - 339*y^4*z^4 + 114*y^5*z^4 + 77*y*z^5 - 34*y^2*z^5 - 307*y^3*z^5 + 192*y^4*z^5 + 18*z^6 - 72*y*z^6 - 126*y^2*z^6 + 180*y^3*z^6 - 36*z^7 + 18*y*z^7 + 90*y^2*z^7 + 18*z^8 + 18*y*z^8)*G[1, 1, 0, y])/ (12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^3) + ((y^4 - 2*y^5 + y^6 + 3*y^3*z - 8*y^4*z + 7*y^5*z - 2*y^6*z - 6*y^2*z^2 + 24*y^3*z^2 - 38*y^4*z^2 + 28*y^5*z^2 - 8*y^6*z^2 + 46*y*z^3 - 134*y^2*z^3 + 115*y^3*z^3 + 24*y^4*z^3 - 60*y^5*z^3 + 9*y^6*z^3 - 110*y*z^4 + 304*y^2*z^4 - 206*y^3*z^4 - 33*y^4*z^4 + 27*y^5*z^4 + 100*y*z^5 - 182*y^2*z^5 - 8*y^3*z^5 + 54*y^4*z^5 + 9*z^6 - 54*y*z^6 - 27*y^2*z^6 + 72*y^3*z^6 - 18*z^7 + 9*y*z^7 + 45*y^2*z^7 + 9*z^8 + 9*y*z^8)*Zeta[3])/(6*(-1 + y)^2*y*z^3* (-1 + y + z)^2*(y + z)^3)) + G[1 - y, z]* (((-1/72*I)*Pi^3*(72*y^2 - 288*y^3 + 441*y^4 - 306*y^5 + 81*y^6 - 36*y^3*z + 97*y^4*z - 90*y^5*z + 29*y^6*z - 54*y^2*z^2 + 64*y^3*z^2 + 20*y^4*z^2 - 28*y^5*z^2 - 144*z^3 + 612*y*z^3 - 1074*y^2*z^3 + 872*y^3*z^3 - 258*y^4*z^3 + 261*z^4 - 854*y*z^4 + 921*y^2*z^4 - 316*y^3*z^4 - 119*z^5 + 242*y*z^5 - 115*y^2*z^5 + 2*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (Pi^4*(y^4 - 3*y^5 + 3*y^6 - y^7 + 4*y^3*z - 12*y^4*z + 12*y^5*z - 4*y^6*z + 6*y^2*z^2 - 18*y^3*z^2 + 18*y^4*z^2 - 6*y^5*z^2 - 1192*y*z^3 + 3576*y^2*z^3 - 3576*y^3*z^3 + 1120*y^4*z^3 + 599*z^4 - 1797*y*z^4 + 1797*y^2*z^4 - 887*y^3*z^4 - 432*y^2*z^5 - 288*y*z^6 - 72*z^7))/(360*(-1 + y)^3*z^3*(y + z)^4) + (Pi^2*(-198*y^3 + 1050*y^4 - 1962*y^5 + 1566*y^6 - 456*y^7 - 852*y^2*z + 5022*y^3*z - 10578*y^4*z + 9582*y^5*z - 3258*y^6*z + 84*y^7*z + 1244*y*z^2 - 2909*y^2*z^2 - 888*y^3*z^2 + 5987*y^4*z^2 - 3454*y^5*z^2 + 20*y^6*z^2 - 1801*z^3 + 5616*y*z^3 - 8631*y^2*z^3 + 9530*y^3*z^3 - 4900*y^4*z^3 - 76*y^5*z^3 + 5099*z^4 - 16960*y*z^4 + 22439*y^2*z^4 - 11890*y^3*z^4 + 264*y^4*z^4 - 4300*z^5 + 11916*y*z^5 - 9376*y^2*z^5 + 188*y^3*z^5 + 1036*z^6 - 1768*y*z^6 - 316*y^2*z^6 - 34*z^7 - 228*y*z^7))/(432*(-1 + y)^2*z^2* (-1 + y + z)^2*(y + z)^4) + (Pi^2*(y^4 + 4*y^3*z + 6*y^2*z^2 - 8*y*z^3 + 7*z^4)*G[0, 0, y])/(6*z^3*(y + z)^4) + (Pi^2*(y^4 - 3*y^5 + 3*y^6 - y^7 + 4*y^3*z - 12*y^4*z + 12*y^5*z - 4*y^6*z + 6*y^2*z^2 - 18*y^3*z^2 + 18*y^4*z^2 - 6*y^5*z^2 - 12*y*z^3 + 36*y^2*z^3 - 36*y^3*z^3 + 9*y^4*z^3 + 9*z^4 - 27*y*z^4 + 27*y^2*z^4 - 21*y^3*z^4 - 18*y^2*z^5 - 12*y*z^6 - 3*z^7)* G[0, 1, y])/(6*(-1 + y)^3*z^3*(y + z)^4) + ((Pi^2*(-y^4 - 4*y^3*z - 6*y^2*z^2 - 106*y*z^3 + 50*z^4))/ (6*z^3*(y + z)^4) + ((I/12)*Pi*(72*y^2 - 288*y^3 + 441*y^4 - 306*y^5 + 81*y^6 - 36*y^3*z + 97*y^4*z - 90*y^5*z + 29*y^6*z - 54*y^2*z^2 + 64*y^3*z^2 + 20*y^4*z^2 - 28*y^5*z^2 - 144*z^3 + 612*y*z^3 - 1074*y^2*z^3 + 872*y^3*z^3 - 258*y^4*z^3 + 261*z^4 - 854*y*z^4 + 921*y^2*z^4 - 316*y^3*z^4 - 119*z^5 + 242*y*z^5 - 115*y^2*z^5 + 2*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (198*y^3 - 1050*y^4 + 1962*y^5 - 1566*y^6 + 456*y^7 + 852*y^2*z - 5022*y^3*z + 10578*y^4*z - 9582*y^5*z + 3258*y^6*z - 84*y^7*z - 1244*y*z^2 + 2909*y^2*z^2 + 888*y^3*z^2 - 5987*y^4*z^2 + 3454*y^5*z^2 - 20*y^6*z^2 + 1801*z^3 - 5616*y*z^3 + 8631*y^2*z^3 - 9530*y^3*z^3 + 4900*y^4*z^3 + 76*y^5*z^3 - 5099*z^4 + 16960*y*z^4 - 22439*y^2*z^4 + 11890*y^3*z^4 - 264*y^4*z^4 + 4300*z^5 - 11916*y*z^5 + 9376*y^2*z^5 - 188*y^3*z^5 - 1036*z^6 + 1768*y*z^6 + 316*y^2*z^6 + 34*z^7 + 228*y*z^7)/ (72*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4))*G[1, 0, y] - (5*Pi^2*(2*y - z)*G[1, 1, y])/(6*(y + z)^4) + (((-15*I)*Pi*(2*y - z))/(y + z)^4 + (32*y^5 - 128*y^6 + 192*y^7 - 128*y^8 + 32*y^9 + 140*y^4*z - 624*y^5*z + 1044*y^6*z - 788*y^7*z + 240*y^8*z - 12*y^9*z + 174*y^3*z^2 - 976*y^4*z^2 + 1933*y^5*z^2 - 1706*y^6*z^2 + 647*y^7*z^2 - 72*y^8*z^2 + 252*y^2*z^3 - 1476*y^3*z^3 + 3082*y^4*z^3 - 2853*y^5*z^3 + 1172*y^6*z^3 - 177*y^7*z^3 - 12*y*z^4 - 444*y^2*z^4 + 1650*y^3*z^4 - 1780*y^4*z^4 + 606*y^5*z^4 - 60*y^6*z^4 + 156*y*z^5 - 376*y^2*z^5 + 782*y^3*z^5 - 1082*y^4*z^5 + 396*y^5*z^5 - 205*y*z^6 + 802*y^2*z^6 - 1317*y^3*z^6 + 624*y^4*z^6 + 18*z^7 + 11*y*z^7 - 348*y^2*z^7 + 375*y^3*z^7 - 36*z^8 + 32*y*z^8 + 108*y^2*z^8 + 18*z^9 + 18*y*z^9)/ (12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, y] + (((-18*I)*Pi*(2*y - z))/(y + z)^4 + (32*y^4 - 128*y^5 + 192*y^6 - 128*y^7 + 32*y^8 + 140*y^3*z - 624*y^4*z + 1044*y^5*z - 788*y^6*z + 240*y^7*z - 12*y^8*z + 168*y^2*z^2 - 952*y^3*z^2 + 1917*y^4*z^2 - 1716*y^5*z^2 + 649*y^6*z^2 - 66*y^7*z^2 + 140*y*z^3 - 1034*y^2*z^3 + 2496*y^3*z^3 - 2609*y^4*z^3 + 1180*y^5*z^3 - 173*y^6*z^3 + 8*z^4 - 300*y*z^4 + 1158*y^2*z^4 - 1520*y^3*z^4 + 778*y^4*z^4 - 128*y^5*z^4 + 134*z^5 - 468*y*z^5 + 792*y^2*z^5 - 648*y^3*z^5 + 174*y^4*z^5 - 267*z^6 + 888*y*z^6 - 943*y^2*z^6 + 298*y^3*z^6 + 129*z^7 - 260*y*z^7 + 115*y^2*z^7 - 4*z^8)/(12*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4))* G[1, 0, 0, y] + ((12*y^4 - 60*y^5 + 108*y^6 - 84*y^7 + 24*y^8 + 36*y^3*z - 216*y^4*z + 462*y^5*z - 420*y^6*z + 138*y^7*z + 456*y^2*z^2 - 1974*y^3*z^2 + 3306*y^4*z^2 - 2599*y^5*z^2 + 834*y^6*z^2 - 23*y^7*z^2 - 174*y*z^3 - 252*y^2*z^3 + 1944*y^3*z^3 - 2716*y^4*z^3 + 1339*y^5*z^3 - 104*y^6*z^3 + 354*y*z^4 - 636*y^2*z^4 - 84*y^3*z^4 + 706*y^4*z^4 - 228*y^5*z^4 - 252*y*z^5 + 452*y^2*z^5 + 186*y^3*z^5 - 308*y^4*z^5 - 18*z^6 + 119*y*z^6 + 82*y^2*z^6 - 251*y^3*z^6 + 36*z^7 - 35*y*z^7 - 108*y^2*z^7 - 18*z^8 - 18*y*z^8)*G[1, 1, 0, y])/(12*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^4) + ((-20*y + 60*y^2 - 60*y^3 + 23*y^4 + 10*z - 30*y*z + 30*y^2*z + 2*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)* G[0, 0, 1, 0, y])/((-1 + y)^3*(y + z)^4) + (17*(2*y - z)*G[0, 1, 0, 0, y])/(y + z)^4 + ((-y^4 + 3*y^5 - 3*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z - 6*y^2*z^2 + 18*y^3*z^2 - 18*y^4*z^2 + 6*y^5*z^2 + 12*y*z^3 - 36*y^2*z^3 + 36*y^3*z^3 - 9*y^4*z^3 - 9*z^4 + 27*y*z^4 - 27*y^2*z^4 + 21*y^3*z^4 + 18*y^2*z^5 + 12*y*z^6 + 3*z^7)* G[0, 1, 1, 0, y])/((-1 + y)^3*z^3*(y + z)^4) + (17*(2*y - z)*G[1, 0, 0, 0, y])/(y + z)^4 + ((-y^4 + 3*y^5 - 3*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z - 6*y^2*z^2 + 18*y^3*z^2 - 18*y^4*z^2 + 6*y^5*z^2 + 12*y*z^3 - 36*y^2*z^3 + 36*y^3*z^3 - 9*y^4*z^3 - 9*z^4 + 27*y*z^4 - 27*y^2*z^4 + 21*y^3*z^4 + 18*y^2*z^5 + 12*y*z^6 + 3*z^7)* G[1, 0, 1, 0, y])/((-1 + y)^3*z^3*(y + z)^4) + ((y^4 + 4*y^3*z + 6*y^2*z^2 - 4*y*z^3 + 5*z^4)*G[1, 1, 0, 0, y])/ (z^3*(y + z)^4) + (5*(2*y - z)*G[1, 1, 1, 0, y])/(y + z)^4 + (((12*I)*Pi*(2*y - z))/(y + z)^4 + (-32*y^5 + 128*y^6 - 192*y^7 + 128*y^8 - 32*y^9 - 152*y^4*z + 684*y^5*z - 1152*y^6*z + 872*y^7*z - 264*y^8*z + 12*y^9*z - 216*y^3*z^2 + 1216*y^4*z^2 - 2411*y^5*z^2 + 2116*y^6*z^2 - 783*y^7*z^2 + 78*y^8*z^2 - 820*y^2*z^3 + 3892*y^3*z^3 - 6974*y^4*z^3 + 5696*y^5*z^3 - 1998*y^6*z^3 + 204*y^7*z^3 + 206*y*z^4 + 840*y^2*z^4 - 4086*y^3*z^4 + 4756*y^4*z^4 - 1773*y^5*z^4 + 96*y^6*z^4 - 532*y*z^5 + 920*y^2*z^5 - 688*y^3*z^5 + 810*y^4*z^5 - 390*y^5*z^5 + 395*y*z^6 - 1168*y^2*z^6 + 1505*y^3*z^6 - 642*y^4*z^6 - 18*z^7 - 12*y*z^7 + 354*y^2*z^7 - 384*y^3*z^7 + 36*z^8 - 33*y*z^8 - 108*y^2*z^8 - 18*z^9 - 18*y*z^9)/ (12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^4))*Zeta[3]) + G[0, z]*(Pi^4/(5*(-1 + y)^3) + ((I/18)*Pi*(135*y - 442*y^2 + 307*y^3 + 1053*z - 2315*y*z + 1295*y^2*z - 955*z^2 + 1021*y*z^2 + 33*z^3))/ ((-1 + y)*z*(-1 + y + z)*(y + z)^2) + (7524*y - 20192*y^2 + 12668*y^3 + 24291*z - 62797*y*z + 39616*y^2*z - 25838*z^2 + 28058*y*z^2 + 1110*z^3)/(432*(-1 + y)*z*(-1 + y + z)* (y + z)^2) + ((I/36)*Pi^3*(3*y^3 - 6*y^4 + 3*y^5 + 108*y*z - 369*y^2*z + 433*y^3*z - 187*y^4*z + 15*y^5*z - 54*z^2 + 36*y*z^2 + 93*y^2*z^2 - 68*y^3*z^2 - 9*y^4*z^2 + 84*z^3 - 219*y*z^3 + 192*y^2*z^3 - 63*y^3*z^3 - 35*z^4 + 68*y*z^4 - 39*y^2*z^4 - 2*z^5))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(216*y^2 + 560*y^3 - 2830*y^4 + 3116*y^5 - 1062*y^6 - 3168*y*z + 15522*y^2*z - 29506*y^3*z + 24904*y^4*z - 7752*y^5*z - 7146*z^2 + 35403*y*z^2 - 68208*y^2*z^2 + 58352*y^3*z^2 - 18213*y^4*z^2 + 12917*z^3 - 43864*y*z^3 + 48944*y^2*z^3 - 17433*y^3*z^3 - 6094*z^4 + 12583*y*z^4 - 5925*y^2*z^4 + 203*z^5 - 15*y*z^5))/ (432*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (((I/12)*Pi*(50*y^3 - 100*y^4 + 50*y^5 + 432*y*z - 1362*y^2*z + 1477*y^3*z - 614*y^4*z + 67*y^5*z - 216*z^2 + 258*y*z^2 + 63*y^2*z^2 - 81*y^3*z^2 - 15*y^4*z^2 + 374*z^3 - 1033*y*z^3 + 917*y^2*z^3 - 231*y^3*z^3 - 167*z^4 + 343*y*z^4 - 149*y^2*z^4 + 9*z^5))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (-135*y^3 + 402*y^4 - 399*y^5 + 132*y^6 - 135*y^2*z + 964*y^3*z - 1553*y^4*z + 754*y^5*z - 30*y^6*z + 1305*y*z^2 - 3264*y^2*z^2 + 2340*y^3*z^2 - 361*y^4*z^2 - 20*y^5*z^2 - 1071*z^3 + 2952*y*z^3 - 4194*y^2*z^3 + 3149*y^3*z^3 - 723*y^4*z^3 + 2026*z^4 - 6359*y*z^4 + 6157*y^2*z^4 - 1485*y^3*z^4 - 1047*z^5 + 2117*y*z^5 - 731*y^2*z^5 + 92*z^6 + 21*y*z^6)/(36*(-1 + y)^2*z^2*(-1 + y + z)^2* (y + z)^3))*G[0, 0, y] + (Pi^2*(-4*y + 12*y^2 - 12*y^3 + 7*y^4 + 2*z - 6*y*z + 6*y^2*z + 10*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)* G[0, 1, y])/(6*(-1 + y)^3*(y + z)^4) + ((47*Pi^2*(2*y - z))/(6*(y + z)^4) - ((I/6)*Pi*(45*y^2 - 180*y^3 + 273*y^4 - 186*y^5 + 48*y^6 - 36*y*z + 162*y^2*z - 312*y^3*z + 301*y^4*z - 130*y^5*z + 15*y^6*z - 45*z^2 + 270*y*z^2 - 630*y^2*z^2 + 616*y^3*z^2 - 183*y^4*z^2 - 30*y^5*z^2 + 30*y*z^3 - 216*y^2*z^3 + 358*y^3*z^3 - 180*y^4*z^3 + 111*z^4 - 416*y*z^4 + 503*y^2*z^4 - 210*y^3*z^4 - 71*z^5 + 138*y*z^5 - 75*y^2*z^5 - 2*z^6))/((-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4) + (-270*y^3 + 1074*y^4 - 1602*y^5 + 1062*y^6 - 264*y^7 - 1290*y^2*z + 5826*y^3*z - 9938*y^4*z + 7618*y^5*z - 2276*y^6*z + 60*y^7*z + 1772*y*z^2 - 6653*y^2*z^2 + 9280*y^3*z^2 - 5697*y^4*z^2 + 1520*y^5*z^2 - 222*y^6*z^2 - 907*z^3 - 624*y*z^3 + 8493*y^2*z^3 - 10798*y^3*z^3 + 4044*y^4*z^3 - 396*y^5*z^3 + 3383*z^4 - 8892*y*z^4 + 10347*y^2*z^4 - 6106*y^3*z^4 + 516*y^4*z^4 - 3468*z^5 + 9964*y*z^5 - 8428*y^2*z^5 + 804*y^3*z^5 + 1072*z^6 - 1770*y*z^6 - 54*y^2*z^6 + 40*z^7 - 228*y*z^7)/ (72*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4))*G[1, 0, y] + (Pi^2*(2*y - z)*G[1, 1, y])/(3*(y + z)^4) + ((-24*y^3 + 48*y^4 - 24*y^5 - 204*y*z + 642*y^2*z - 694*y^3*z + 288*y^4*z - 32*y^5*z + 102*z^2 - 123*y*z^2 - 24*y^2*z^2 + 34*y^3*z^2 + 6*y^4*z^2 - 177*z^3 + 492*y*z^3 - 438*y^2*z^3 + 108*y^3*z^3 + 80*z^4 - 165*y*z^4 + 70*y^2*z^4 - 5*z^5)* G[0, 0, 0, y])/(6*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (((-12*I)*Pi*(2*y - z))/(y + z)^4 + (-6*y^5 + 18*y^6 - 18*y^7 + 6*y^8 - 24*y^3*z + 72*y^4*z - 28*y^5*z - 64*y^6*z + 44*y^7*z + 88*y^2*z^2 - 178*y^3*z^2 + 113*y^4*z^2 - 57*y^5*z^2 + 15*y^6*z^2 + 19*y^7*z^2 - 50*y*z^3 + 108*y^2*z^3 - 54*y^3*z^3 - 134*y^4*z^3 + 103*y^5*z^3 + 46*y^6*z^3 + 40*y*z^4 + 36*y^2*z^4 - 486*y^3*z^4 + 453*y^4*z^4 + 51*y^5*z^4 + 96*y*z^5 - 496*y^2*z^5 + 510*y^3*z^5 + 76*y^4*z^5 + 9*z^6 - 151*y*z^6 + 229*y^2*z^6 + 97*y^3*z^6 - 18*z^7 + 55*y*z^7 + 54*y^2*z^7 + 9*z^8 + 9*y*z^8)/ (6*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, y] + (((18*I)*Pi*(2*y - z))/(y + z)^4 + (-12*y^3 + 36*y^4 - 36*y^5 + 12*y^6 + 54*y^2*z - 240*y^3*z + 423*y^4*z - 342*y^5*z + 105*y^6*z - 132*y*z^2 + 606*y^2*z^2 - 1056*y^3*z^2 + 858*y^4*z^2 - 310*y^5*z^2 + 34*y^6*z^2 - 126*z^3 + 768*y*z^3 - 1698*y^2*z^3 + 1536*y^3*z^3 - 416*y^4*z^3 - 68*y^5*z^3 + 30*z^4 - 486*y^2*z^4 + 848*y^3*z^4 - 408*y^4*z^4 + 255*z^5 - 978*y*z^5 + 1175*y^2*z^5 - 476*y^3*z^5 - 168*z^6 + 322*y*z^6 - 170*y^2*z^6 - 4*z^7)/ (12*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4))*G[1, 0, 0, y] + (((-9*I)*Pi*(2*y - z))/(y + z)^4 + (-12*y^4 + 48*y^5 - 72*y^6 + 48*y^7 - 12*y^8 - 72*y^3*z + 312*y^4*z - 503*y^5*z + 358*y^6*z - 95*y^7*z - 258*y^2*z^2 + 1128*y^3*z^2 - 1802*y^4*z^2 + 1276*y^5*z^2 - 362*y^6*z^2 + 18*y^7*z^2 + 69*y*z^3 + 240*y^2*z^3 - 1068*y^3*z^3 + 1248*y^4*z^3 - 648*y^5*z^3 + 156*y^6*z^3 - 90*y*z^4 + 76*y^2*z^4 + 262*y^3*z^4 - 638*y^4*z^4 + 414*y^5*z^4 + 58*y*z^5 - 92*y^2*z^5 - 344*y^3*z^5 + 504*y^4*z^5 + 18*z^6 - 108*y*z^6 - 24*y^2*z^6 + 318*y^3*z^6 - 36*z^7 + 69*y*z^7 + 108*y^2*z^7 + 18*z^8 + 18*y*z^8)/(12*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^4))*G[1, 1, 0, y] - (3*(-6*y + 18*y^2 - 18*y^3 + 7*y^4 + 3*z - 9*y*z + 9*y^2*z + y^3*z + 6*y^2*z^2 + 4*y*z^3 + z^4)*G[0, 0, 1, 0, y])/ ((-1 + y)^3*(y + z)^4) + (12*(2*y - z)*G[0, 1, 0, 0, y])/(y + z)^4 + ((4*y - 12*y^2 + 12*y^3 - 7*y^4 - 2*z + 6*y*z - 6*y^2*z - 10*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[0, 1, 1, 0, y])/ ((-1 + y)^3*(y + z)^4) - (17*(2*y - z)*G[1, 0, 0, 0, y])/(y + z)^4 + ((-28*y + 84*y^2 - 84*y^3 + 25*y^4 + 14*z - 42*y*z + 42*y^2*z - 26*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[1, 0, 1, 0, y])/ ((-1 + y)^3*(y + z)^4) + (11*(2*y - z)*G[1, 1, 0, 0, y])/(y + z)^4 - (2*(2*y - z)*G[1, 1, 1, 0, y])/(y + z)^4 + ((12*y^3 - 36*y^4 + 36*y^5 - 12*y^6 + 36*y^2*z - 258*y^3*z + 408*y^4*z - 186*y^5*z - 324*y*z^2 + 702*y^2*z^2 - 332*y^3*z^2 - 22*y^4*z^2 - 24*y^5*z^2 + 192*z^3 - 576*y*z^3 + 1056*y^2*z^3 - 857*y^3*z^3 + 108*y^4*z^3 - 420*z^4 + 1500*y*z^4 - 1599*y^2*z^4 + 288*y^3*z^4 + 280*z^5 - 667*y*z^5 + 156*y^2*z^5 - 77*z^6)*Zeta[3])/ (12*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^3) + G[1, y]*((((3*I)/2)*Pi^3*(2*y - z))/(y + z)^4 + (Pi^2*(12*y^4 - 48*y^5 + 72*y^6 - 48*y^7 + 12*y^8 + 72*y^3*z - 312*y^4*z + 503*y^5*z - 358*y^6*z + 95*y^7*z + 258*y^2*z^2 - 1128*y^3*z^2 + 1802*y^4*z^2 - 1276*y^5*z^2 + 362*y^6*z^2 - 18*y^7*z^2 - 69*y*z^3 - 240*y^2*z^3 + 1068*y^3*z^3 - 1248*y^4*z^3 + 648*y^5*z^3 - 156*y^6*z^3 + 90*y*z^4 - 76*y^2*z^4 - 262*y^3*z^4 + 638*y^4*z^4 - 414*y^5*z^4 - 58*y*z^5 + 92*y^2*z^5 + 344*y^3*z^5 - 504*y^4*z^5 - 18*z^6 + 108*y*z^6 + 24*y^2*z^6 - 318*y^3*z^6 + 36*z^7 - 69*y*z^7 - 108*y^2*z^7 - 18*z^8 - 18*y*z^8))/(72*(-1 + y)^2*y*z^2*(-1 + y + z)^2* (y + z)^4) - (3*(-10*y + 30*y^2 - 30*y^3 + 8*y^4 + 5*z - 15*y*z + 15*y^2*z - 13*y^3*z - 12*y^2*z^2 - 8*y*z^3 - 2*z^4)*Zeta[3])/ ((-1 + y)^3*(y + z)^4))) + G[0, y]*(((I/216)*Pi*(-3564*y + 5321*y^2 - 2477*y^3 + 720*y^4 + 7452*z - 26294*y*z + 27309*y^2*z - 4272*y^3*z - 9583*z^2 + 20901*y*z^2 - 2928*y^2*z^2 + 2131*z^3 + 2064*y*z^3))/((-1 + y)^2*z*(-1 + y + z)* (y + z)^2) + (-5145*y + 8833*y^2 - 6346*y^3 + 2658*y^4 + 11622*z - 39328*y*z + 38565*y^2*z - 2710*y^3*z - 14627*z^2 + 31149*y*z^2 - 224*y^2*z^2 + 3005*z^3 + 5144*y*z^3)/(432*(-1 + y)^2*z*(-1 + y + z)* (y + z)^2) + ((I/144)*Pi^3*(-139*y^3 + 278*y^4 - 139*y^5 + 432*y*z - 1929*y^2*z + 2924*y^3*z - 1559*y^4*z + 132*y^5*z - 216*z^2 - 309*y*z^2 + 2136*y^2*z^2 - 1906*y^3*z^2 + 180*y^4*z^2 + 185*z^3 + 284*y*z^3 - 778*y^2*z^3 - 36*y^3*z^3 + 146*z^4 - 407*y*z^4 - 84*y^2*z^4 - 115*z^5))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(90*y^3 - 358*y^4 + 534*y^5 - 354*y^6 + 88*y^7 + 858*y^2*z - 2884*y^3*z + 3601*y^4*z - 2079*y^5*z + 601*y^6*z - 97*y^7*z - 1266*y*z^2 + 7842*y^2*z^2 - 18548*y^3*z^2 + 19423*y^4*z^2 - 8248*y^5*z^2 + 797*y^6*z^2 - 780*z^3 + 9101*y*z^3 - 30621*y^2*z^3 + 40326*y^3*z^3 - 20265*y^4*z^3 + 2245*y^5*z^3 + 2495*z^4 - 15239*y*z^4 + 27528*y^2*z^4 - 16187*y^3*z^4 + 1421*y^4*z^4 - 2471*z^5 + 7852*y*z^5 - 5143*y^2*z^5 - 220*y^3*z^5 + 756*z^6 - 460*y*z^6 - 290*y^2*z^6))/(144*(-1 + y)^3*z^2*(-1 + y + z)^2* (y + z)^3) + ((-7416*y^2 + 21400*y^3 - 21992*y^4 + 9448*y^5 - 1440*y^6 - 13956*y*z + 48480*y^2*z - 59167*y^3*z + 29042*y^4*z - 4399*y^5*z - 222*z^2 + 11733*y*z^2 - 23007*y^2*z^2 + 11985*y^3*z^2 - 1971*y^4*z^2 - 2711*z^3 + 11473*y*z^3 - 15911*y^2*z^3 + 2703*y^3*z^3 + 3623*z^4 - 8992*y*z^4 + 923*y^2*z^4 - 690*z^5 - 792*y*z^5)/(432*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^3) - ((I/36)*Pi*(270*y^2 - 505*y^3 + 221*y^4 - 7*y^5 + 21*y^6 + 1836*y*z - 5727*y^2*z + 6073*y^3*z - 2462*y^4*z + 280*y^5*z - 810*z^2 + 1077*y*z^2 - 333*y^2*z^2 + 279*y^3*z^2 - 129*y^4*z^2 + 1547*z^3 - 4609*y*z^3 + 4307*y^2*z^3 - 993*y^3*z^3 - 800*z^4 + 1636*y*z^4 - 584*y^2*z^4 + 63*z^5 + 21*y*z^5))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(24*y^3 - 72*y^4 + 72*y^5 - 24*y^6 + 72*y^2*z + 62*y^3*z - 340*y^4*z + 206*y^5*z + 2328*y*z^2 - 7278*y^2*z^2 + 7817*y^3*z^2 - 3182*y^4*z^2 + 315*y^5*z^2 - 1104*z^3 + 1326*y*z^3 + 267*y^2*z^3 - 265*y^3*z^3 - 183*y^4*z^3 + 1970*z^4 - 5461*y*z^4 + 4925*y^2*z^4 - 1311*y^3*z^4 - 883*z^5 + 1819*y*z^5 - 813*y^2*z^5 + 41*z^6))/(144*(-1 + y)^2*z^2*(-1 + y + z)^2* (y + z)^3))*G[0, z] + (Pi^2*(-y^3 - 3*y^2*z + 2*y^3*z + 3*y*z^2 - 6*y^2*z^2 - 28*y^3*z^2 - 31*z^3 + 30*y*z^3 - 84*y^2*z^3 + 27*y^3*z^3 + 74*z^4 - 138*y*z^4 + 93*y^2*z^4 - 82*z^5 + 105*y*z^5 + 39*z^6)*G[1, z])/(72*z^3*(-1 + y + z)^2*(y + z)^3) + (((I/12)*Pi*(43*y^3 - 86*y^4 + 43*y^5 + 432*y*z - 1383*y^2*z + 1533*y^3*z - 649*y^4*z + 67*y^5*z - 216*z^2 + 237*y*z^2 + 147*y^2*z^2 - 151*y^3*z^2 - 15*y^4*z^2 + 367*z^3 - 977*y*z^3 + 847*y^2*z^3 - 231*y^3*z^3 - 153*z^4 + 308*y*z^4 - 149*y^2*z^4 + 2*z^5))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (252*y^2 - 512*y^3 + 289*y^4 - 50*y^5 + 21*y^6 + 1926*y*z - 6252*y^2*z + 6996*y^3*z - 3115*y^4*z + 445*y^5*z - 702*z^2 + 300*y*z^2 + 1326*y^2*z^2 - 1198*y^3*z^2 + 405*y^4*z^2 + 1288*z^3 - 3662*y*z^3 + 3148*y^2*z^3 - 381*y^3*z^3 - 657*z^4 + 1352*y*z^4 - 302*y^2*z^4 + 71*z^5 + 60*y*z^5)/(36*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^3))*G[0, 0, z] + (Pi^2*(-2*y + z)*G[0, 1, z])/ (6*(y + z)^4) - (7*Pi^2*(2*y - z)*G[0, 1 - y, z])/(6*(y + z)^4) + (((-1/12*I)*Pi*(-1 + z)*(18*y - 36*y^2 + 37*y^3 - 90*z + 90*y*z + 75*y^2*z + 126*z^2 + 39*y*z^2 + z^3))/(z*(-1 + y + z)^2* (y + z)^3) + ((-1 + z)*(39*y - 153*y^2 + 118*y^3 - 4*y^4 - 555*z + 1218*y*z - 855*y^2*z + 246*y^3*z + 777*z^2 - 1173*y*z^2 + 558*y^2*z^2 - 200*z^3 + 362*y*z^3 + 54*z^4))/ (36*(-1 + y)*z*(-1 + y + z)^2*(y + z)^3))*G[1, 0, z] + ((Pi^2*(y^4 + 4*y^3*z + 6*y^2*z^2 + 98*y*z^3 - 46*z^4))/ (6*z^3*(y + z)^4) - ((I/12)*Pi*(72*y^2 - 288*y^3 + 441*y^4 - 306*y^5 + 81*y^6 - 36*y^3*z + 97*y^4*z - 90*y^5*z + 29*y^6*z - 54*y^2*z^2 + 64*y^3*z^2 + 20*y^4*z^2 - 28*y^5*z^2 - 144*z^3 + 612*y*z^3 - 1074*y^2*z^3 + 872*y^3*z^3 - 258*y^4*z^3 + 261*z^4 - 854*y*z^4 + 921*y^2*z^4 - 316*y^3*z^4 - 119*z^5 + 242*y*z^5 - 115*y^2*z^5 + 2*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (-198*y^3 + 1050*y^4 - 1962*y^5 + 1566*y^6 - 456*y^7 - 852*y^2*z + 5022*y^3*z - 10578*y^4*z + 9582*y^5*z - 3258*y^6*z + 84*y^7*z + 1244*y*z^2 - 2909*y^2*z^2 - 888*y^3*z^2 + 5987*y^4*z^2 - 3454*y^5*z^2 + 20*y^6*z^2 - 1801*z^3 + 5616*y*z^3 - 8631*y^2*z^3 + 9530*y^3*z^3 - 4900*y^4*z^3 - 76*y^5*z^3 + 5099*z^4 - 16960*y*z^4 + 22439*y^2*z^4 - 11890*y^3*z^4 + 264*y^4*z^4 - 4300*z^5 + 11916*y*z^5 - 9376*y^2*z^5 + 188*y^3*z^5 + 1036*z^6 - 1768*y*z^6 - 316*y^2*z^6 - 34*z^7 - 228*y*z^7)/ (72*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4))*G[1 - y, 0, z] + (Pi^2*(-2*y + z)*G[1 - y, 1, z])/(6*(y + z)^4) + (Pi^2*(-2*y^4 - 8*y^3*z - 12*y^2*z^2 - 2*y*z^3 - 5*z^4)* G[1 - y, 1 - y, z])/(6*z^3*(y + z)^4) + (5*Pi^2*(2*y - z)*G[-y, 1 - y, z])/(3*(y + z)^4) + ((-39*y^3 + 78*y^4 - 39*y^5 - 408*y*z + 1311*y^2*z - 1460*y^3*z + 621*y^4*z - 64*y^5*z + 204*z^2 - 219*y*z^2 - 156*y^2*z^2 + 158*y^3*z^2 + 12*y^4*z^2 - 345*z^3 + 912*y*z^3 - 786*y^2*z^3 + 216*y^3*z^3 + 142*z^4 - 285*y*z^4 + 140*y^2*z^4 - z^5)* G[0, 0, 0, z])/(12*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (((-3*I)*Pi*(2*y - z))/(y + z)^4 + (-24*y^2 + 96*y^3 - 175*y^4 + 158*y^5 - 55*y^6 - 40*y*z + 262*y^2*z - 700*y^3*z + 863*y^4*z - 420*y^5*z + 35*y^6*z + 110*z^2 - 324*y*z^2 - 6*y^2*z^2 + 876*y^3*z^2 - 808*y^4*z^2 + 116*y^5*z^2 - 238*z^3 + 496*y*z^3 + 184*y^2*z^3 - 724*y^3*z^3 + 138*y^4*z^3 + 103*z^4 + 78*y*z^4 - 465*y^2*z^4 + 68*y^3*z^4 + 65*z^5 - 220*y*z^5 + 11*y^2*z^5 - 36*z^6)/(12*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 0, z] + (((15*I)*Pi*(2*y - z))/(y + z)^4 + (-12*y^5 + 36*y^6 - 36*y^7 + 12*y^8 + 72*y^3*z - 336*y^4*z + 603*y^5*z - 486*y^6*z + 147*y^7*z - 136*y^2*z^2 + 478*y^3*z^2 - 606*y^4*z^2 + 327*y^5*z^2 - 78*y^6*z^2 + 15*y^7*z^2 - 10*y*z^3 + 276*y^2*z^3 - 810*y^3*z^3 + 744*y^4*z^3 - 78*y^5*z^3 - 120*y^6*z^3 - 130*y*z^4 + 368*y^2*z^4 - 604*y^3*z^4 + 842*y^4*z^4 - 504*y^5*z^4 + 185*y*z^5 - 566*y^2*z^5 + 909*y^3*z^5 - 660*y^4*z^5 - 18*z^6 + 41*y*z^6 + 150*y^2*z^6 - 381*y^3*z^6 + 36*z^7 - 70*y*z^7 - 108*y^2*z^7 - 18*z^8 - 18*y*z^8)/ (12*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^4))*G[0, 1 - y, 0, z] + ((-1 + z)*(30*y^2 - 120*y^3 + 209*y^4 - 178*y^5 + 59*y^6 - 150*y*z + 450*y^2*z - 351*y^3*z - 102*y^4*z + 153*y^5*z + 210*y*z^2 - 417*y^2*z^2 + 60*y^3*z^2 + 183*y^4*z^2 - 55*y*z^3 + 2*y^2*z^3 + 161*y^3*z^3 - 18*z^4 + 36*y*z^4 + 90*y^2*z^4 + 18*z^5 + 18*y*z^5)* G[1, 0, 0, z])/(12*(-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^3) + ((-1 + z)*(4*y^2 - 16*y^3 + 21*y^4 - 10*y^5 + y^6 - 20*y*z + 60*y^2*z - 71*y^3*z + 24*y^4*z + 7*y^5*z + 28*y*z^2 - 87*y^2*z^2 + 42*y^3*z^2 + 29*y^4*z^2 - 25*y*z^3 + 14*y^2*z^3 + 47*y^3*z^3 - 6*z^4 + 12*y*z^4 + 30*y^2*z^4 + 6*z^5 + 6*y*z^5)*G[1, 1, 0, z])/ (4*(-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^3) + ((y^4 - 2*y^5 + y^6 + 3*y^3*z - 8*y^4*z + 7*y^5*z - 2*y^6*z + 9*y^2*z^2 - 36*y^3*z^2 + 76*y^4*z^2 - 80*y^5*z^2 + 31*y^6*z^2 - 29*y*z^3 + 76*y^2*z^3 + 10*y^3*z^3 - 216*y^4*z^3 + 189*y^5*z^3 - 30*y^6*z^3 + 70*y*z^4 - 155*y^2*z^4 - 104*y^3*z^4 + 339*y^4*z^4 - 114*y^5*z^4 - 77*y*z^5 + 34*y^2*z^5 + 307*y^3*z^5 - 192*y^4*z^5 - 18*z^6 + 72*y*z^6 + 126*y^2*z^6 - 180*y^3*z^6 + 36*z^7 - 18*y*z^7 - 90*y^2*z^7 - 18*z^8 - 18*y*z^8)*G[1, 1 - y, 0, z])/ (12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^3) + (((18*I)*Pi*(2*y - z))/(y + z)^4 + (12*y^4 - 60*y^5 + 108*y^6 - 84*y^7 + 24*y^8 + 120*y^3*z - 552*y^4*z + 980*y^5*z - 784*y^6*z + 236*y^7*z + 12*y^2*z^2 - 210*y^3*z^2 + 650*y^4*z^2 - 763*y^5*z^2 + 294*y^6*z^2 + 17*y^7*z^2 - 24*y*z^3 + 36*y^2*z^3 + 144*y^3*z^3 - 588*y^4*z^3 + 581*y^5*z^3 - 112*y^6*z^3 - 102*y*z^4 + 500*y^2*z^4 - 1252*y^3*z^4 + 1458*y^4*z^4 - 492*y^5*z^4 + 188*y*z^5 - 772*y^2*z^5 + 1314*y^3*z^5 - 652*y^4*z^5 - 18*z^6 - 9*y*z^6 + 338*y^2*z^6 - 379*y^3*z^6 + 36*z^7 - 35*y*z^7 - 108*y^2*z^7 - 18*z^8 - 18*y*z^8)/(12*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^4))*G[1 - y, 0, 0, z] + (((-3*I)*Pi*(2*y - z))/(y + z)^4 + (-3*y^3 + 12*y^4 - 8*y^5 - 5*y^6 + y^7 + 3*y^8 - 56*y^2*z + 221*y^3*z - 293*y^4*z + 122*y^5*z + 4*y^6*z + 2*y^7*z + 10*y*z^2 + 72*y^2*z^2 - 246*y^3*z^2 + 130*y^4*z^2 + 86*y^5*z^2 - 34*y^6*z^2 - 11*y*z^3 - 46*y^2*z^3 + 5*y^3*z^3 + 217*y^4*z^3 - 111*y^5*z^3 - 31*y*z^4 + 43*y^2*z^4 + 187*y^3*z^4 - 163*y^4*z^4 - 9*z^5 + 59*y*z^5 + 44*y^2*z^5 - 130*y^3*z^5 + 18*z^6 - 18*y*z^6 - 54*y^2*z^6 - 9*z^7 - 9*y*z^7)/ (6*(-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^4))*G[1 - y, 1, 0, z] + (((-6*I)*Pi*(2*y - z))/(y + z)^4 + (32*y^5 - 128*y^6 + 192*y^7 - 128*y^8 + 32*y^9 + 128*y^4*z - 564*y^5*z + 936*y^6*z - 704*y^7*z + 216*y^8*z - 12*y^9*z + 168*y^3*z^2 - 880*y^4*z^2 + 1675*y^5*z^2 - 1448*y^6*z^2 + 551*y^7*z^2 - 66*y^8*z^2 + 18*y^2*z^3 - 384*y^3*z^3 + 1138*y^4*z^3 - 1271*y^5*z^3 + 644*y^6*z^3 - 145*y^7*z^3 + 87*y*z^4 - 336*y^2*z^4 + 612*y^3*z^4 - 432*y^4*z^4 + 107*y^5*z^4 - 76*y^6*z^4 - 114*y*z^5 + 284*y^2*z^5 + 104*y^3*z^5 - 606*y^4*z^5 + 216*y^5*z^5 + 38*y*z^6 + 110*y^2*z^6 - 642*y^3*z^6 + 410*y^4*z^6 + 18*z^7 - 63*y*z^7 - 190*y^2*z^7 + 299*y^3*z^7 - 36*z^8 + 34*y*z^8 + 108*y^2*z^8 + 18*z^9 + 18*y*z^9)/ (12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1 - y, 0, z] + (((-24*I)*Pi*(2*y - z))/(y + z)^4 + (33*y^5 - 130*y^6 + 193*y^7 - 128*y^8 + 32*y^9 + 156*y^4*z - 694*y^5*z + 1160*y^6*z - 874*y^7*z + 264*y^8*z - 12*y^9*z + 174*y^3*z^2 - 1044*y^4*z^2 + 2249*y^5*z^2 - 2134*y^6*z^2 + 827*y^7*z^2 - 72*y^8*z^2 + 604*y^2*z^3 - 2696*y^3*z^3 + 4970*y^4*z^3 - 4490*y^5*z^3 + 1780*y^6*z^3 - 168*y^7*z^3 - 95*y*z^4 - 682*y^2*z^4 + 3047*y^3*z^4 - 4040*y^4*z^4 + 1890*y^5*z^4 - 84*y^6*z^4 + 238*y*z^5 - 108*y^2*z^5 - 858*y^3*z^5 + 638*y^4*z^5 + 270*y^5*z^5 - 97*y*z^6 - 46*y^2*z^6 + 23*y^3*z^6 + 480*y^4*z^6 + 18*z^7 - 162*y*z^7 + 180*y^2*z^7 + 324*y^3*z^7 - 36*z^8 + 108*y*z^8 + 108*y^2*z^8 + 18*z^9 + 18*y*z^9)/(12*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^4))* G[-y, 1 - y, 0, z] + ((-10*y + 30*y^2 - 30*y^3 + 7*y^4 + 5*z - 15*y*z + 15*y^2*z - 17*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)* G[0, 0, 1, 0, z])/((-1 + y)^3*(y + z)^4) - (16*(2*y - z)*G[0, 0, 1 - y, 0, z])/(y + z)^4 + ((-10*y + 30*y^2 - 30*y^3 + 7*y^4 + 5*z - 15*y*z + 15*y^2*z - 17*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[0, 1, 0, 0, z])/ ((-1 + y)^3*(y + z)^4) + ((-4*y + 12*y^2 - 12*y^3 + y^4 + 2*z - 6*y*z + 6*y^2*z - 14*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)* G[0, 1, 1, 0, z])/((-1 + y)^3*(y + z)^4) + ((2*y - 6*y^2 + 6*y^3 + y^4 - z + 3*y*z - 3*y^2*z + 13*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[0, 1, 1 - y, 0, z])/ ((-1 + y)^3*(y + z)^4) + ((34*y - 102*y^2 + 102*y^3 - 31*y^4 - 17*z + 51*y*z - 51*y^2*z + 29*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)* G[0, 1 - y, 0, 0, z])/((-1 + y)^3*(y + z)^4) + ((-4*y + 12*y^2 - 12*y^3 + 7*y^4 + 2*z - 6*y*z + 6*y^2*z + 10*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[0, 1 - y, 1, 0, z])/ ((-1 + y)^3*(y + z)^4) + ((-10*y + 30*y^2 - 30*y^3 + 7*y^4 + 5*z - 15*y*z + 15*y^2*z - 17*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)* G[0, 1 - y, 1 - y, 0, z])/((-1 + y)^3*(y + z)^4) + ((-44*y + 132*y^2 - 132*y^3 + 47*y^4 + 22*z - 66*y*z + 66*y^2*z - 10*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[0, -y, 1 - y, 0, z])/ ((-1 + y)^3*(y + z)^4) - (17*(2*y - z)*G[1 - y, 0, 0, 0, z])/ (y + z)^4 + ((-4*y + 12*y^2 - 12*y^3 + 7*y^4 + 2*z - 6*y*z + 6*y^2*z + 10*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)* G[1 - y, 0, 1, 0, z])/((-1 + y)^3*(y + z)^4) + ((-y^4 - 4*y^3*z - 6*y^2*z^2 + 8*y*z^3 - 7*z^4)*G[1 - y, 0, 1 - y, 0, z])/(z^3*(y + z)^4) + ((-10*y + 30*y^2 - 30*y^3 + 13*y^4 + 5*z - 15*y*z + 15*y^2*z + 7*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)* G[1 - y, 1, 0, 0, z])/((-1 + y)^3*(y + z)^4) + ((-4*y + 12*y^2 - 12*y^3 + 7*y^4 + 2*z - 6*y*z + 6*y^2*z + 10*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[1 - y, 1, 1, 0, z])/ ((-1 + y)^3*(y + z)^4) + ((2*y - 6*y^2 + 6*y^3 - 5*y^4 - z + 3*y*z - 3*y^2*z - 11*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)* G[1 - y, 1, 1 - y, 0, z])/((-1 + y)^3*(y + z)^4) + ((y^4 - 3*y^5 + 3*y^6 - y^7 + 4*y^3*z - 12*y^4*z + 12*y^5*z - 4*y^6*z + 6*y^2*z^2 - 18*y^3*z^2 + 18*y^4*z^2 - 6*y^5*z^2 - 8*y*z^3 + 24*y^2*z^3 - 24*y^3*z^3 + 5*y^4*z^3 + 7*z^4 - 21*y*z^4 + 21*y^2*z^4 - 19*y^3*z^4 - 18*y^2*z^5 - 12*y*z^6 - 3*z^7)* G[1 - y, 1 - y, 0, 0, z])/((-1 + y)^3*z^3*(y + z)^4) + ((2*y - 6*y^2 + 6*y^3 - 5*y^4 - z + 3*y*z - 3*y^2*z - 11*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[1 - y, 1 - y, 1, 0, z])/ ((-1 + y)^3*(y + z)^4) + ((-2*y^4 + 6*y^5 - 6*y^6 + 2*y^7 - 8*y^3*z + 24*y^4*z - 24*y^5*z + 8*y^6*z - 12*y^2*z^2 + 36*y^3*z^2 - 36*y^4*z^2 + 12*y^5*z^2 - 4*y*z^3 + 12*y^2*z^3 - 12*y^3*z^3 + 7*y^4*z^3 - 4*z^4 + 12*y*z^4 - 12*y^2*z^4 + 16*y^3*z^4 + 18*y^2*z^5 + 12*y*z^6 + 3*z^7)*G[1 - y, 1 - y, 1 - y, 0, z])/ ((-1 + y)^3*z^3*(y + z)^4) + (3*(-4*y + 12*y^2 - 12*y^3 + 3*y^4 + 2*z - 6*y*z + 6*y^2*z - 6*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[1 - y, -y, 1 - y, 0, z])/((-1 + y)^3*(y + z)^4) - (2*(2*y - z)*G[-y, 0, 1, 0, z])/(y + z)^4 + (22*(2*y - z)*G[-y, 0, 1 - y, 0, z])/(y + z)^4 + ((-y^4 - 4*y^3*z - 6*y^2*z^2 + 44*y*z^3 - 25*z^4)* G[-y, 1 - y, 0, 0, z])/(z^3*(y + z)^4) - (2*(2*y - z)*G[-y, 1 - y, 1, 0, z])/(y + z)^4 - (8*(2*y - z)*G[-y, 1 - y, 1 - y, 0, z])/(y + z)^4 + (2*(-y^4 - 4*y^3*z - 6*y^2*z^2 - 44*y*z^3 + 19*z^4)* G[-y, -y, 1 - y, 0, z])/(z^3*(y + z)^4) + ((-36*y^3 + 180*y^4 - 360*y^5 + 360*y^6 - 180*y^7 + 36*y^8 - 108*y^2*z + 191*y^3*z + 280*y^4*z - 870*y^5*z + 640*y^6*z - 97*y^7*z - 36*y^8*z - 1188*y*z^2 + 5433*y^2*z^2 - 9820*y^3*z^2 + 8868*y^4*z^2 - 4248*y^5*z^2 + 1099*y^6*z^2 - 144*y^7*z^2 + 504*z^3 - 2217*y*z^3 + 4680*y^2*z^3 - 6253*y^3*z^3 + 5048*y^4*z^3 - 2059*y^5*z^3 + 324*y^6*z^3 - 1159*z^4 + 6100*y*z^4 - 12627*y^2*z^4 + 12472*y^3*z^4 - 5641*y^4*z^4 + 936*y^5*z^4 + 680*z^5 - 2853*y*z^5 + 4188*y^2*z^5 - 2438*y^3*z^5 + 504*y^4*z^5 - 97*z^6 + 212*y*z^6 - 88*y^2*z^6)*Zeta[3])/(36*(-1 + y)^4*z^2* (-1 + y + z)^2*(y + z)^3) + G[1 - y, z]* ((((3*I)/2)*Pi^3*(2*y - z))/(y + z)^4 + (Pi^2*(-32*y^4 + 128*y^5 - 192*y^6 + 128*y^7 - 32*y^8 - 128*y^3*z + 564*y^4*z - 936*y^5*z + 704*y^6*z - 216*y^7*z + 12*y^8*z - 162*y^2*z^2 + 856*y^3*z^2 - 1659*y^4*z^2 + 1458*y^5*z^2 - 553*y^6*z^2 + 60*y^7*z^2 + 94*y*z^3 - 58*y^2*z^3 - 552*y^3*z^3 + 1027*y^4*z^3 - 652*y^5*z^3 + 141*y^6*z^3 - 107*z^4 + 192*y*z^4 - 120*y^2*z^4 + 172*y^3*z^4 - 279*y^4*z^4 + 144*y^5*z^4 + 136*z^5 - 192*y*z^5 - 114*y^2*z^5 + 172*y^3*z^5 + 6*y^4*z^5 + 24*z^6 - 196*y*z^6 + 268*y^2*z^6 - 84*y^3*z^6 - 55*z^7 + 102*y*z^7 - 39*y^2*z^7 + 2*z^8))/(72*(-1 + y)^2*z^3*(-1 + y + z)^2* (y + z)^4) + ((-y^4 - 4*y^3*z - 6*y^2*z^2 - 34*y*z^3 + 14*z^4)* Zeta[3])/(z^3*(y + z)^4))) + G[1, y]*((Pi^4*(-598*y + 1794*y^2 - 1794*y^3 + 562*y^4 + 299*z - 897*y*z + 897*y^2*z - 443*y^3*z - 216*y^2*z^2 - 144*y*z^3 - 36*z^4))/(180*(-1 + y)^3*(y + z)^4) + ((I/72)*Pi^3*(-36*y^2 + 144*y^3 - 213*y^4 + 138*y^5 - 33*y^6 - 144*y*z + 648*y^2*z - 1068*y^3*z + 811*y^4*z - 254*y^5*z + 7*y^6*z - 180*z^2 + 1080*y*z^2 - 2250*y^2*z^2 + 2224*y^3*z^2 - 992*y^4*z^2 + 100*y^5*z^2 + 432*z^3 - 1644*y*z^3 + 2466*y^2*z^3 - 1584*y^3*z^3 + 258*y^4*z^3 - 321*z^4 + 1030*y*z^4 - 1061*y^2*z^4 + 244*y^3*z^4 + 115*z^5 - 266*y*z^5 + 79*y^2*z^5 - 18*z^6))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-270*y^3 + 1074*y^4 - 1602*y^5 + 1062*y^6 - 264*y^7 - 1389*y^2*z + 6150*y^3*z - 10275*y^4*z + 7788*y^5*z - 2406*y^6*z + 132*y^7*z + 584*y*z^2 - 1379*y^2*z^2 + 336*y^3*z^2 + 2090*y^4*z^2 - 1828*y^5*z^2 + 197*y^6*z^2 - 1996*z^3 + 5982*y*z^3 - 5787*y^2*z^3 + 5042*y^3*z^3 - 3916*y^4*z^3 + 146*y^5*z^3 + 5039*z^4 - 14938*y*z^4 + 20603*y^2*z^4 - 13168*y^3*z^4 + 348*y^4*z^4 - 3841*z^5 + 12264*y*z^5 - 11755*y^2*z^5 + 158*y^3*z^5 + 1339*z^6 - 3118*y*z^6 - 337*y^2*z^6 - 301*z^7 - 228*y*z^7))/ (432*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(y^4 - 2*y^5 + y^6 + 3*y^3*z - 8*y^4*z + 7*y^5*z - 2*y^6*z + 9*y^2*z^2 - 36*y^3*z^2 + 76*y^4*z^2 - 80*y^5*z^2 + 31*y^6*z^2 - 29*y*z^3 + 76*y^2*z^3 + 10*y^3*z^3 - 216*y^4*z^3 + 189*y^5*z^3 - 30*y^6*z^3 + 70*y*z^4 - 155*y^2*z^4 - 104*y^3*z^4 + 339*y^4*z^4 - 114*y^5*z^4 - 77*y*z^5 + 34*y^2*z^5 + 307*y^3*z^5 - 192*y^4*z^5 - 18*z^6 + 72*y*z^6 + 126*y^2*z^6 - 180*y^3*z^6 + 36*z^7 - 18*y*z^7 - 90*y^2*z^7 - 18*z^8 - 18*y*z^8)*G[1, z])/(72*(-1 + y)^2*y*z^3* (-1 + y + z)^2*(y + z)^3) + (Pi^2*(-2*y + z)*G[0, 0, z])/(y + z)^4 + (Pi^2*(2*y - 6*y^2 + 6*y^3 + y^4 - z + 3*y*z - 3*y^2*z + 13*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[0, 1, z])/ (6*(-1 + y)^3*(y + z)^4) + (Pi^2*(2*y - 6*y^2 + 6*y^3 - 3*y^4 - z + 3*y*z - 3*y^2*z - 3*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)* G[0, 1 - y, z])/(2*(-1 + y)^3*(y + z)^4) + (Pi^2*(-44*y + 132*y^2 - 132*y^3 + 47*y^4 + 22*z - 66*y*z + 66*y^2*z - 10*y^3*z + 18*y^2*z^2 + 12*y*z^3 + 3*z^4)*G[0, -y, z])/ (6*(-1 + y)^3*(y + z)^4) + (Pi^2*(2*y - z)*G[1 - y, 0, z])/ (3*(y + z)^4) + (Pi^2*(2*y - 6*y^2 + 6*y^3 - 5*y^4 - z + 3*y*z - 3*y^2*z - 11*y^3*z - 18*y^2*z^2 - 12*y*z^3 - 3*z^4)*G[1 - y, 1, z])/ (6*(-1 + y)^3*(y + z)^4) + (Pi^2*(-1 + 3*y - 3*y^2 + y^3 + 3*z^3)* G[1 - y, 1 - y, z])/(6*(-1 + y)^3*z^3) + (Pi^2*(-4*y + 12*y^2 - 12*y^3 + 3*y^4 + 2*z - 6*y*z + 6*y^2*z - 6*y^3*z - 6*y^2*z^2 - 4*y*z^3 - z^4)*G[1 - y, -y, z])/ (2*(-1 + y)^3*(y + z)^4) + (Pi^2*(-y^4 - 4*y^3*z - 6*y^2*z^2 + 16*y*z^3 - 11*z^4)*G[-y, 0, z])/(6*z^3*(y + z)^4) + (Pi^2*(y^4 + 4*y^3*z + 6*y^2*z^2 + 12*y*z^3 - 3*z^4)*G[-y, 1 - y, z])/ (6*z^3*(y + z)^4) + (Pi^2*(-y^4 - 4*y^3*z - 6*y^2*z^2 - 44*y*z^3 + 19*z^4)*G[-y, -y, z])/(3*z^3*(y + z)^4) + (((12*I)*Pi*(2*y - z))/(y + z)^4 + (-24*y^4 + 84*y^5 - 108*y^6 + 60*y^7 - 12*y^8 - 6*y^3*z + 24*y^4*z + 41*y^5*z - 118*y^6*z + 47*y^7*z + 12*y^8*z - 764*y^2*z^2 + 3176*y^3*z^2 - 4774*y^4*z^2 + 3032*y^5*z^2 - 736*y^6*z^2 + 66*y^7*z^2 + 148*y*z^3 + 900*y^2*z^3 - 3450*y^3*z^3 + 3168*y^4*z^3 - 624*y^5*z^3 - 72*y^6*z^3 - 476*y*z^4 + 1008*y^2*z^4 - 1488*y^3*z^4 + 1746*y^4*z^4 - 546*y^5*z^4 + 447*y*z^5 - 1574*y^2*z^5 + 2147*y^3*z^5 - 744*y^4*z^5 - 18*z^6 - 92*y*z^6 + 588*y^2*z^6 - 414*y^3*z^6 + 36*z^7 - 2*y*z^7 - 108*y^2*z^7 - 18*z^8 - 18*y*z^8)/ (12*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^4))*Zeta[3] + G[-y, z]*(((-4*I)*Pi^3*(2*y - z))/(y + z)^4 + (Pi^2*(33*y^5 - 130*y^6 + 193*y^7 - 128*y^8 + 32*y^9 + 156*y^4*z - 694*y^5*z + 1160*y^6*z - 874*y^7*z + 264*y^8*z - 12*y^9*z + 174*y^3*z^2 - 1044*y^4*z^2 + 2249*y^5*z^2 - 2134*y^6*z^2 + 827*y^7*z^2 - 72*y^8*z^2 + 604*y^2*z^3 - 2696*y^3*z^3 + 4970*y^4*z^3 - 4490*y^5*z^3 + 1780*y^6*z^3 - 168*y^7*z^3 - 95*y*z^4 - 682*y^2*z^4 + 3047*y^3*z^4 - 4040*y^4*z^4 + 1890*y^5*z^4 - 84*y^6*z^4 + 238*y*z^5 - 108*y^2*z^5 - 858*y^3*z^5 + 638*y^4*z^5 + 270*y^5*z^5 - 97*y*z^6 - 46*y^2*z^6 + 23*y^3*z^6 + 480*y^4*z^6 + 18*z^7 - 162*y*z^7 + 180*y^2*z^7 + 324*y^3*z^7 - 36*z^8 + 108*y*z^8 + 108*y^2*z^8 + 18*z^9 + 18*y*z^9))/(72*(-1 + y)^2*y*z^3*(-1 + y + z)^2*(y + z)^4) - (2*(-y^4 - 4*y^3*z - 6*y^2*z^2 - 28*y*z^3 + 11*z^4)*Zeta[3])/ (z^3*(y + z)^4)) + G[1 - y, z]* ((Pi^2*(-12*y^4 + 60*y^5 - 108*y^6 + 84*y^7 - 24*y^8 - 36*y^3*z + 216*y^4*z - 462*y^5*z + 420*y^6*z - 138*y^7*z - 456*y^2*z^2 + 1974*y^3*z^2 - 3306*y^4*z^2 + 2599*y^5*z^2 - 834*y^6*z^2 + 23*y^7*z^2 + 174*y*z^3 + 252*y^2*z^3 - 1944*y^3*z^3 + 2716*y^4*z^3 - 1339*y^5*z^3 + 104*y^6*z^3 - 354*y*z^4 + 636*y^2*z^4 + 84*y^3*z^4 - 706*y^4*z^4 + 228*y^5*z^4 + 252*y*z^5 - 452*y^2*z^5 - 186*y^3*z^5 + 308*y^4*z^5 + 18*z^6 - 119*y*z^6 - 82*y^2*z^6 + 251*y^3*z^6 - 36*z^7 + 35*y*z^7 + 108*y^2*z^7 + 18*z^8 + 18*y*z^8))/(72*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^4) + ((y^4 - 3*y^5 + 3*y^6 - y^7 + 4*y^3*z - 12*y^4*z + 12*y^5*z - 4*y^6*z + 6*y^2*z^2 - 18*y^3*z^2 + 18*y^4*z^2 - 6*y^5*z^2 - 10*y*z^3 + 30*y^2*z^3 - 30*y^3*z^3 + 4*y^4*z^3 + 8*z^4 - 24*y*z^4 + 24*y^2*z^4 - 32*y^3*z^4 - 36*y^2*z^5 - 24*y*z^6 - 6*z^7)*Zeta[3])/ ((-1 + y)^3*z^3*(y + z)^4))) - (30*Zeta[5])/(-1 + y)^3) + Nc^3*(((I/1728)*Pi*(-96804 + 167083*y + 70279*z))/((-1 + y)*z*(y + z)) + (-689328 + 1271599*y + 582271*z)/(10368*(-1 + y)*z*(y + z)) - ((I/240)*Pi^5*(-90 + 360*y - 540*y^2 + 360*y^3 - 90*y^4 + 28*z - 182*y*z + 234*y^2*z - 130*y^3*z + 50*y^4*z + 11*z^2 + 26*y*z^2 + 35*y^2*z^2))/((-1 + y)^4*z*(-1 + y + z)^2) + (Pi^2*(-26784*y^2 + 243891*y^3 - 628062*y^4 + 631587*y^5 - 220632*y^6 - 20544*y*z + 529545*y^2*z - 1818929*y^3*z + 2292471*y^4*z - 982543*y^5*z - 126168*z^2 + 868305*y*z^2 - 2556675*y^2*z^2 + 3522179*y^3*z^2 - 1757049*y^4*z^2 + 317835*z^3 - 1450923*y*z^3 + 2509125*y^2*z^3 - 1524261*y^3*z^3 - 217523*z^4 + 673686*y*z^4 - 604387*y^2*z^4 + 25856*z^5 - 75264*y*z^5))/(10368*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^3) + ((I/864)*Pi^3*(3132*y^2 - 13363*y^3 + 20201*y^4 - 12841*y^5 + 2871*y^6 + 19524*y*z - 82719*y^2*z + 130215*y^3*z - 83621*y^4*z + 16601*y^5*z - 8250*z^2 - 11394*y*z^2 + 91353*y^2*z^2 - 101438*y^3*z^2 + 27090*y^4*z^2 + 8678*z^3 + 11711*y*z^3 - 47686*y^2*z^3 + 19380*y^3*z^3 + 5730*z^4 - 23186*y*z^4 + 9539*y^2*z^4 - 6158*z^5 + 3519*y*z^5))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (Pi^4*(-3654*y^3 + 18108*y^4 - 36180*y^5 + 36432*y^6 - 18486*y^7 + 3780*y^8 - 10962*y^2*z + 52996*y^3*z - 92521*y^4*z + 58932*y^5*z + 12656*y^6*z - 31232*y^7*z + 10131*y^8*z + 67974*y*z^2 - 383808*y^2*z^2 + 931801*y^3*z^2 - 1259815*y^4*z^2 + 1031100*y^5*z^2 - 509314*y^6*z^2 + 135973*y^7*z^2 - 13911*y^8*z^2 - 43122*z^3 + 33858*y*z^3 + 541713*y^2*z^3 - 1728584*y^3*z^3 + 2351741*y^4*z^3 - 1683519*y^5*z^3 + 611864*y^6*z^3 - 86399*y^7*z^3 + 97342*z^4 - 263239*y*z^4 - 70506*y^2*z^4 + 968186*y^3*z^4 - 1329950*y^4*z^4 + 744765*y^5*z^4 - 151494*y^6*z^4 - 53618*z^5 + 126752*y*z^5 + 26850*y^2*z^5 - 348214*y^3*z^5 + 362896*y^4*z^5 - 114666*y^5*z^5 - 12203*z^6 + 66692*y*z^6 - 140970*y^2*z^6 + 142268*y^3*z^6 - 50891*y^4*z^6 + 11457*z^7 - 31893*y*z^7 + 38115*y^2*z^7 - 15231*y^3*z^7))/(8640*(-1 + y)^4*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^3) + (((I/24)*Pi*(221 - 311*y + 90*y^2 - 221*z + 396*y*z))/ ((-1 + y)^2*z*(-1 + y + z)) + (Pi^2*(-785 + 3140*y - 4710*y^2 + 3140*y^3 - 785*y^4 + 1614*z - 4834*y*z + 4710*y^2*z - 1446*y^3*z - 44*y^4*z - 829*z^2 + 1694*y*z^2 - 811*y^2*z^2))/ (48*(-1 + y)^4*z*(-1 + y + z)^2) + (1458*y^2 - 4536*y^3 + 4698*y^4 - 1620*y^5 + 1233*y*z - 8719*y^2*z + 13751*y^3*z - 6439*y^4*z + 174*y^5*z + 4824*z^2 - 27392*y*z^2 + 46940*y^2*z^2 - 27888*y^3*z^2 + 4002*y^4*z^2 - 8062*z^3 + 25978*y*z^3 - 21060*y^2*z^3 + 4116*y^3*z^3 + 3238*z^4 - 3040*y*z^4 + 288*y^2*z^4)/ (72*(-1 + y)^3*z^2*(-1 + y + z)*(y + z)^2))*G[0, 0, 0, y] + ((((3*I)/4)*Pi*(-22 + 22*y + 5*z))/((-1 + y)*z*(-1 + y + z)) + (Pi^2*(11 - 22*y + 11*y^2 - 37*z + 48*y*z - 11*y^2*z + 13*z^2))/ (12*(-1 + y)^2*z*(-1 + y + z)^2) + (-150*y^2 + 150*y^3 - 1683*z + 2505*y*z - 764*y^2*z + 972*z^2 - 856*y*z^2 + 58*z^3)/ (24*(-1 + y)*z*(-1 + y + z)*(y + z)^2))*G[0, 0, 0, z] + (Pi^2*(-74*y^4 + 296*y^5 - 444*y^6 + 296*y^7 - 74*y^8 + 44*y*z - 264*y^2*z + 364*y^3*z + 425*y^4*z - 1526*y^5*z + 1412*y^6*z - 498*y^7*z + 43*y^8*z - 22*z^2 + 44*y*z^2 - 334*y^2*z^2 + 1820*y^3*z^2 - 3739*y^4*z^2 + 3410*y^5*z^2 - 1345*y^6*z^2 + 172*y^7*z^2 + 44*z^3 - 472*y*z^3 + 2174*y^2*z^3 - 4352*y^3*z^3 + 4040*y^4*z^3 - 1668*y^5*z^3 + 258*y^6*z^3 - 96*z^4 + 868*y*z^4 - 2126*y^2*z^4 + 2052*y^3*z^4 - 834*y^4*z^4 + 172*y^5*z^4 + 121*z^5 - 350*y*z^5 + 172*y^2*z^5 + 38*y^3*z^5 + 43*y^4*z^5 + 15*z^6 - 170*y*z^6 + 161*y^2*z^6 - 36*z^7 + 36*y*z^7)*G[0, 0, 1, y])/ (24*(-1 + y)^4*z*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(13*y^4 - 39*y^5 + 39*y^6 - 13*y^7 - 22*y*z + 110*y^2*z - 168*y^3*z + 67*y^4*z + 47*y^5*z - 41*y^6*z + 7*y^7*z + 11*z^2 - 11*y*z^2 + 12*y^2*z^2 - 68*y^3*z^2 + 85*y^4*z^2 - 57*y^5*z^2 + 28*y^6*z^2 - 22*z^3 + 118*y*z^3 - 204*y^2*z^3 + 56*y^3*z^3 + 28*y^4*z^3 + 42*y^5*z^3 + 24*z^4 - 60*y*z^4 - 116*y^2*z^4 + 196*y^3*z^4 + 28*y^4*z^4 + 3*z^5 - 127*y*z^5 + 225*y^2*z^5 + 7*y^3*z^5 - 32*z^6 + 104*y*z^6 + 18*z^7)*G[0, 0, 1, z])/ (12*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-62*y^4 + 124*y^5 - 62*y^6 + 352*y*z - 1408*y^2*z + 1864*y^3*z - 817*y^4*z - 20*y^5*z + 29*y^6*z - 176*z^2 + 684*y^2*z^2 - 284*y^3*z^2 - 373*y^4*z^2 + 116*y^5*z^2 + 352*z^3 - 952*y*z^3 + 1418*y^2*z^3 - 1124*y^3*z^3 + 174*y^4*z^3 - 238*z^4 + 856*y*z^4 - 932*y^2*z^4 + 116*y^3*z^4 + 95*z^5 - 256*y*z^5 + 29*y^2*z^5 - 33*z^6)* G[0, 0, 1 - y, z])/(24*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((Pi^2*(210*y^4 - 840*y^5 + 1260*y^6 - 840*y^7 + 210*y^8 + 1122*y*z - 6732*y^2*z + 17670*y^3*z - 26119*y^4*z + 22894*y^5*z - 11262*y^6*z + 2498*y^7*z - 71*y^8*z - 561*z^2 + 1122*y*z^2 + 4065*y^2*z^2 - 17536*y^3*z^2 + 25805*y^4*z^2 - 17818*y^5*z^2 + 5213*y^6*z^2 - 284*y^7*z^2 + 1122*z^3 - 3648*y*z^3 + 1458*y^2*z^3 + 7192*y^3*z^3 - 10234*y^4*z^3 + 4560*y^5*z^3 - 426*y^6*z^3 - 351*z^4 + 128*y*z^4 + 2734*y^2*z^4 - 4740*y^3*z^4 + 2549*y^4*z^4 - 284*y^5*z^4 - 319*z^5 + 1520*y*z^5 - 2146*y^2*z^5 + 1040*y^3*z^5 - 71*y^4*z^5 + 124*z^6 - 244*y*z^6 + 126*y^2*z^6))/ (24*(-1 + y)^4*z*(-1 + y + z)^2*(y + z)^4) - ((I/24)*Pi*(-324*y^3 + 1368*y^4 - 2160*y^5 + 1512*y^6 - 396*y^7 - 1593*y^2*z + 7569*y^3*z - 13578*y^4*z + 11232*y^5*z - 4023*y^6*z + 375*y^7*z + 18*y^8*z - 1850*y*z^2 + 12814*y^2*z^2 - 31700*y^3*z^2 + 36965*y^4*z^2 - 21103*y^5*z^2 + 4997*y^6*z^2 - 123*y^7*z^2 - 1226*z^3 + 10136*y*z^3 - 30534*y^2*z^3 + 43628*y^3*z^3 - 30758*y^4*z^3 + 8778*y^5*z^3 + 84*y^6*z^3 + 1588*z^4 - 8370*y*z^4 + 15654*y^2*z^4 - 12874*y^3*z^4 + 3102*y^4*z^4 + 1332*y^5*z^4 - 53*z^5 - 357*y*z^5 + 1101*y^2*z^5 - 2035*y^3*z^5 + 1992*y^4*z^5 - 273*z^6 + 657*y*z^6 - 999*y^2*z^6 + 1047*y^3*z^6 - 36*z^7 - 18*y*z^7 + 162*y^2*z^7))/((-1 + y)^3*z^2*(-1 + y + z)^2* (y + z)^4) + (5508*y^4 - 20712*y^5 + 27648*y^6 - 13752*y^7 - 132*y^8 + 1440*y^9 + 19722*y^3*z - 88860*y^4*z + 147097*y^5*z - 105015*y^6*z + 25269*y^7*z + 2087*y^8*z - 300*y^9*z + 19486*y^2*z^2 - 123410*y^3*z^2 + 275318*y^4*z^2 - 279153*y^5*z^2 + 127941*y^6*z^2 - 19537*y^7*z^2 - 645*y^8*z^2 + 19510*y*z^3 - 127762*y^2*z^3 + 312330*y^3*z^3 - 357822*y^4*z^3 + 186180*y^5*z^3 - 25962*y^6*z^3 - 6510*y^7*z^3 - 324*z^4 - 28166*y*z^4 + 114910*y^2*z^4 - 153252*y^3*z^4 + 58632*y^4*z^4 + 27394*y^5*z^4 - 19338*y^6*z^4 + 648*z^5 + 1811*y*z^5 + 9199*y^2*z^5 - 44579*y^3*z^5 + 53609*y^4*z^5 - 20904*y^5*z^5 - 324*z^6 + 7081*y*z^6 - 19807*y^2*z^6 + 21315*y^3*z^6 - 8409*y^4*z^6 - 236*y*z^7 + 878*y^2*z^7 - 678*y^3*z^7)/(144*(-1 + y)^3*y*z^2* (-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, y] + ((Pi^2*(-98*y^4 + 294*y^5 - 294*y^6 + 98*y^7 - 594*y*z + 2970*y^2*z - 6332*y^3*z + 7233*y^4*z - 4425*y^5*z + 1193*y^6*z - 45*y^7*z + 297*z^2 - 297*y*z^2 - 2370*y^2*z^2 + 6390*y^3*z^2 - 6210*y^4*z^2 + 2370*y^5*z^2 - 180*y^6*z^2 - 594*z^3 + 1390*y*z^3 + 96*y^2*z^3 - 2508*y^3*z^3 + 1904*y^4*z^3 - 270*y^5*z^3 + 199*z^4 - 129*y*z^4 - 897*y^2*z^4 + 1079*y^3*z^4 - 180*y^4*z^4 + 117*z^5 - 531*y*z^5 + 567*y^2*z^5 - 45*y^3*z^5 - 63*z^6 + 135*y*z^6 + 18*z^7))/ (12*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) - ((I/24)*Pi*(324*y^3 - 972*y^4 + 972*y^5 - 324*y^6 + 1791*y^2*z - 6480*y^3*z + 8074*y^4*z - 3782*y^5*z + 307*y^6*z + 90*y^7*z + 1058*y*z^2 - 7760*y^2*z^2 + 15748*y^3*z^2 - 12203*y^4*z^2 + 3100*y^5*z^2 + 57*y^6*z^2 + 236*z^3 - 3078*y*z^3 + 9714*y^2*z^3 - 10464*y^3*z^3 + 3585*y^4*z^3 + 12*y^5*z^3 + 464*z^4 - 654*y*z^4 + 1368*y^2*z^4 - 1842*y^3*z^4 + 684*y^4*z^4 - 1077*z^5 + 3566*y*z^5 - 3659*y^2*z^5 + 1200*y^3*z^5 + 479*z^6 - 1110*y*z^6 + 651*y^2*z^6 - 85*z^7 + 90*y*z^7))/((-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4) + (-6552*y^4 + 19656*y^5 - 19656*y^6 + 6552*y^7 - 24300*y^3*z + 90786*y^4*z - 114455*y^5*z + 53230*y^6*z - 4739*y^7*z - 522*y^8*z - 13666*y^2*z^2 + 92608*y^3*z^2 - 169118*y^4*z^2 + 110641*y^5*z^2 - 20216*y^6*z^2 - 249*y^7*z^2 - 10156*y*z^3 + 62100*y^2*z^3 - 121248*y^3*z^3 + 78048*y^4*z^3 - 4521*y^5*z^3 - 2496*y^6*z^3 + 324*z^4 + 10778*y*z^4 - 25596*y^2*z^4 - 17364*y^3*z^4 + 50448*y^4*z^4 - 11682*y^5*z^4 - 720*z^5 + 7167*y*z^5 - 40840*y^2*z^5 + 59485*y^3*z^5 - 14730*y^4*z^5 + 396*z^6 - 9391*y*z^6 + 22188*y^2*z^6 - 6285*y^3*z^6 + 2195*y*z^7 - 468*y^2*z^7)/(144*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 0, z] + (Pi^2*(-48 + 144*y - 144*y^2 + 48*y^3 + 143*z - 321*y*z + 213*y^2*z - 35*y^3*z - 108*z^2 + 108*y*z^2 + 36*z^3)* G[0, 1, 1, y])/(24*(-1 + y)^3*z*(-1 + y + z)^2) + (Pi^2*(y^4 - 3*y^5 + 3*y^6 - y^7 + 4*y^3*z - 14*y^4*z + 18*y^5*z - 10*y^6*z + 2*y^7*z + 6*y^2*z^2 - 26*y^3*z^2 + 38*y^4*z^2 - 18*y^5*z^2 - 4*y^6*z^2 + 4*y^7*z^2 - 84*y*z^3 + 416*y^2*z^3 - 848*y^3*z^3 + 927*y^4*z^3 - 553*y^5*z^3 + 141*y^6*z^3 + y^7*z^3 + 45*z^4 - 55*y*z^4 - 261*y^2*z^4 + 819*y^3*z^4 - 930*y^4*z^4 + 378*y^5*z^4 + 4*y^6*z^4 - 90*z^5 + 254*y*z^5 + 12*y^2*z^5 - 716*y^3*z^5 + 570*y^4*z^5 + 6*y^5*z^5 + 40*z^6 + 36*y*z^6 - 632*y^2*z^6 + 696*y^3*z^6 + 4*y^4*z^6 + 39*z^7 - 373*y*z^7 + 549*y^2*z^7 + y^3*z^7 - 74*z^8 + 218*y*z^8 + 36*z^9)*G[0, 1, 1, z])/ (24*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-y^4 + 3*y^5 - 3*y^6 + y^7 - 4*y^3*z + 14*y^4*z - 18*y^5*z + 10*y^6*z - 2*y^7*z - 6*y^2*z^2 + 26*y^3*z^2 - 55*y^4*z^2 + 69*y^5*z^2 - 47*y^6*z^2 + 13*y^7*z^2 - 26*y*z^3 + 134*y^2*z^3 - 320*y^3*z^3 + 394*y^4*z^3 - 246*y^5*z^3 + 76*y^6*z^3 - 12*y^7*z^3 + 10*z^4 - 171*y^2*z^4 + 325*y^3*z^4 - 164*y^4*z^4 + 48*y^5*z^4 - 48*y^6*z^4 - 20*z^5 + 8*y*z^5 - 36*y^2*z^5 + 340*y^3*z^5 - 256*y^4*z^5 - 72*y^5*z^5 - 2*z^6 - 82*y*z^6 + 548*y^2*z^6 - 560*y^3*z^6 - 48*y^4*z^6 - 22*z^7 + 316*y*z^7 - 498*y^2*z^7 - 12*y^3*z^7 + 71*z^8 - 215*y*z^8 - 36*z^9)*G[0, 1, 1 - y, z])/ (24*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(40*y^4 - 120*y^5 + 120*y^6 - 40*y^7 - 154*y*z + 770*y^2*z - 1380*y^3*z + 955*y^4*z - 61*y^5*z - 149*y^6*z + 19*y^7*z + 77*z^2 - 77*y*z^2 - 222*y^2*z^2 - 62*y^3*z^2 + 886*y^4*z^2 - 678*y^5*z^2 + 76*y^6*z^2 - 154*z^3 + 622*y*z^3 - 1572*y^2*z^3 + 2396*y^3*z^3 - 1442*y^4*z^3 + 114*y^5*z^3 + 117*z^4 - 771*y*z^4 + 1849*y^2*z^4 - 1415*y^3*z^4 + 76*y^4*z^4 - 105*z^5 + 617*y*z^5 - 747*y^2*z^5 + 19*y^3*z^5 + 97*z^6 - 241*y*z^6 - 36*z^7)*G[0, 1 - y, 0, z])/ (24*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-5*y^4 + 15*y^5 - 15*y^6 + 5*y^7 - 44*y*z + 220*y^2*z - 460*y^3*z + 486*y^4*z - 254*y^5*z + 54*y^6*z - 2*y^7*z + 22*z^2 - 22*y*z^2 - 162*y^2*z^2 + 342*y^3*z^2 - 193*y^4*z^2 + 21*y^5*z^2 - 8*y^6*z^2 - 44*z^3 + 112*y*z^3 - 156*y^2*z^3 + 280*y^3*z^3 - 198*y^4*z^3 - 12*y^5*z^3 + 17*z^4 - 107*y*z^4 + 365*y^2*z^4 - 339*y^3*z^4 - 8*y^4*z^4 - 14*z^5 + 166*y*z^5 - 258*y^2*z^5 - 2*y^3*z^5 + 35*z^6 - 107*y*z^6 - 18*z^7)*G[0, 1 - y, 1, z])/ (12*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(10*y^4 - 50*y^5 + 100*y^6 - 100*y^7 + 50*y^8 - 10*y^9 + 40*y^3*z - 220*y^4*z + 480*y^5*z - 520*y^6*z + 280*y^7*z - 60*y^8*z + 60*y^2*z^2 - 380*y^3*z^2 + 880*y^4*z^2 - 960*y^5*z^2 + 500*y^6*z^2 - 100*y^7*z^2 + 150*y*z^3 - 870*y^2*z^3 + 1820*y^3*z^3 - 1636*y^4*z^3 + 522*y^5*z^3 + 34*y^6*z^3 - 20*y^7*z^3 - 45*z^4 - 75*y*z^4 + 510*y^2*z^4 - 214*y^3*z^4 - 753*y^4*z^4 + 657*y^5*z^4 - 80*y^6*z^4 + 90*z^5 - 410*y*z^5 + 1314*y^2*z^5 - 2262*y^3*z^5 + 1424*y^4*z^5 - 120*y^5*z^5 - 95*z^6 + 701*y*z^6 - 1773*y^2*z^6 + 1391*y^3*z^6 - 80*y^4*z^6 + 104*z^7 - 612*y*z^7 + 744*y^2*z^7 - 20*y^3*z^7 - 96*z^8 + 240*y*z^8 + 36*z^9)*G[0, 1 - y, 1 - y, z])/ (24*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(9*y^4 - 47*y^5 + 97*y^6 - 99*y^7 + 50*y^8 - 10*y^9 + 36*y^3*z - 206*y^4*z + 462*y^5*z - 510*y^6*z + 278*y^7*z - 60*y^8*z + 54*y^2*z^2 - 354*y^3*z^2 + 899*y^4*z^2 - 1113*y^5*z^2 + 675*y^6*z^2 - 161*y^7*z^2 + 520*y*z^3 - 2716*y^2*z^3 + 5756*y^3*z^3 - 6196*y^4*z^3 + 3388*y^5*z^3 - 752*y^6*z^3 - 233*z^4 + 123*y*z^4 + 1971*y^2*z^4 - 4417*y^3*z^4 + 3660*y^4*z^4 - 1104*y^5*z^4 + 466*z^5 - 1294*y*z^5 + 942*y^2*z^5 + 398*y^3*z^5 - 548*y^4*z^5 - 221*z^6 + 567*y*z^6 - 75*y^2*z^6 - 415*y^3*z^6 - 24*z^7 + 312*y*z^7 - 504*y^2*z^7 + 66*z^8 - 210*y*z^8 - 36*z^9)*G[0, -y, 1 - y, z])/ (24*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((-1548*y^2 + 13524*y^3 - 38688*y^4 + 50400*y^5 - 31092*y^6 + 7404*y^7 - 3243*y*z + 34539*y^2*z - 115530*y^3*z + 172746*y^4*z - 121839*y^5*z + 34323*y^6*z - 996*y^7*z + 22947*z^2 - 108801*y*z^2 + 185760*y^2*z^2 - 132724*y^3*z^2 + 24187*y^4*z^2 + 13057*y^5*z^2 - 4426*y^6*z^2 - 31248*z^3 + 114168*y*z^3 - 148110*y^2*z^3 + 63865*y^3*z^3 + 18173*y^4*z^3 - 16812*y^5*z^3 - 582*z^4 + 15738*y*z^4 - 48513*y^2*z^4 + 58299*y^3*z^4 - 24834*y^4*z^4 + 7346*z^5 - 20549*y*z^5 + 25267*y^2*z^5 - 11956*y^3*z^5 + 1537*z^6 - 997*y*z^6 - 504*y^2*z^6)/(144*(-1 + y)^3*z^2*(-1 + y + z)^2* (y + z)^3) + (Pi^2*(220*y^4 - 880*y^5 + 1320*y^6 - 880*y^7 + 220*y^8 + 132*y*z - 792*y^2*z + 2860*y^3*z - 6437*y^4*z + 8230*y^5*z - 5536*y^6*z + 1674*y^7*z - 131*y^8*z - 66*z^2 + 132*y*z^2 + 1650*y^2*z^2 - 7708*y^3*z^2 + 13523*y^4*z^2 - 11254*y^5*z^2 + 4235*y^6*z^2 - 524*y^7*z^2 + 132*z^3 + 352*y*z^3 - 4390*y^2*z^3 + 10864*y^3*z^3 - 11348*y^4*z^3 + 5128*y^5*z^3 - 786*y^6*z^3 + 154*z^4 - 1724*y*z^4 + 5242*y^2*z^4 - 6436*y^3*z^4 + 3216*y^4*z^4 - 524*y^5*z^4 - 277*z^5 + 1262*y*z^5 - 1840*y^2*z^5 + 938*y^3*z^5 - 131*y^4*z^5 + 73*z^6 - 154*y*z^6 + 69*y^2*z^6))/ (24*(-1 + y)^4*z*(-1 + y + z)^2*(y + z)^4) - ((I/24)*Pi*(-360*y^3 + 1440*y^4 - 2160*y^5 + 1440*y^6 - 360*y^7 + 594*y*z - 4050*y^2*z + 10719*y^3*z - 13869*y^4*z + 8883*y^5*z - 2349*y^6*z + 72*y^7*z - 2970*z^2 + 14958*y*z^2 - 29943*y^2*z^2 + 30196*y^3*z^2 - 15508*y^4*z^2 + 3374*y^5*z^2 - 107*y^6*z^2 + 4392*z^3 - 18567*y*z^3 + 29838*y^2*z^3 - 20812*y^3*z^3 + 4462*y^4*z^3 + 579*y^5*z^3 - 729*z^4 + 1632*y*z^4 + 426*y^2*z^4 - 3564*y^3*z^4 + 1911*y^4*z^4 - 557*z^5 + 1715*y*z^5 - 2779*y^2*z^5 + 1297*y^3*z^5 - 136*z^6 - 116*y*z^6 + 144*y^2*z^6))/ ((-1 + y)^3*z^2*(-1 + y + z)^2*(y + z)^3))*G[1, 0, 0, y] + ((Pi^2*(71 - 70*z))/(12*z*(-1 + y + z)^2) - ((I/24)*Pi*(-594*y + 1782*y^2 - 1547*y^3 + 215*y^4 + 144*y^5 + 2970*z - 5346*y*z + 1299*y^2*z + 932*y^3*z + 73*y^4*z - 7128*z^2 + 11397*y*z^2 - 5028*y^2*z^2 + 615*y^3*z^2 + 4987*z^3 - 6646*y*z^3 + 1659*y^2*z^3 - 901*z^4 + 1045*y*z^4 + 72*z^5))/ ((-1 + y)*z*(-1 + y + z)^2*(y + z)^3) + (2340*y^3 - 4680*y^4 + 2340*y^5 + 6411*y^2*z - 23157*y^3*z + 22244*y^4*z - 4850*y^5*z - 648*y^6*z - 20571*y*z^2 + 30159*y^2*z^2 + 5646*y^3*z^2 - 16856*y^4*z^2 + 1250*y^5*z^2 + 48276*y*z^3 - 71733*y^2*z^3 + 23349*y^3*z^3 - 636*y^4*z^3 - 360*z^4 - 32113*y*z^4 + 39355*y^2*z^4 - 6882*y^3*z^4 + 720*z^5 + 3640*y*z^5 - 3616*y^2*z^5 - 360*z^6 + 732*y*z^6)/(144*(-1 + y)*y*z^2* (-1 + y + z)^2*(y + z)^3))*G[1, 0, 0, z] + (Pi^2*(-37*y^4 + 111*y^5 - 111*y^6 + 37*y^7 + 176*y*z - 880*y^2*z + 1612*y^3*z - 1189*y^4*z + 155*y^5*z + 153*y^6*z - 27*y^7*z - 88*z^2 + 88*y*z^2 + 306*y^2*z^2 - 58*y^3*z^2 - 926*y^4*z^2 + 786*y^5*z^2 - 108*y^6*z^2 + 176*z^3 - 676*y*z^3 + 1734*y^2*z^3 - 2722*y^3*z^3 + 1686*y^4*z^3 - 162*y^5*z^3 - 125*z^4 + 883*y*z^4 - 2123*y^2*z^4 + 1617*y^3*z^4 - 108*y^4*z^4 + 127*z^5 - 697*y*z^5 + 813*y^2*z^5 - 27*y^3*z^5 - 104*z^6 + 248*y*z^6 + 36*z^7)*G[1, 0, 1, y])/ (24*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-1 + z)*(-2 + 2*z + 3*z^2)*G[1, 0, 1, z])/ (24*z^3*(-1 + y + z)^2) - (Pi^2*(-1 + z)*(-2 + 2*z + 9*z^2)* G[1, 0, 1 - y, z])/(12*z^3*(-1 + y + z)^2) + ((Pi^2*(-72*y^4 + 144*y^5 - 72*y^6 + 1122*y*z - 4488*y^2*z + 6444*y^3*z - 3617*y^4*z + 510*y^5*z + 29*y^6*z - 561*z^2 + 2934*y^2*z^2 - 2444*y^3*z^2 - 178*y^4*z^2 + 116*y^5*z^2 + 1122*z^3 - 2532*y*z^3 + 3468*y^2*z^3 - 2764*y^3*z^3 + 174*y^4*z^3 - 633*z^4 + 2446*y*z^4 - 2727*y^2*z^4 + 116*y^3*z^4 + 295*z^5 - 856*y*z^5 + 29*y^2*z^5 - 133*z^6))/(24*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4) - ((I/24)*Pi*(324*y^3 - 1332*y^4 + 2052*y^5 - 1404*y^6 + 360*y^7 + 1494*y^2*z - 6732*y^3*z + 11154*y^4*z - 8088*y^5*z + 2172*y^6*z + 2246*y*z^2 - 12098*y^2*z^2 + 22812*y^3*z^2 - 18103*y^4*z^2 + 5130*y^5*z^2 + 13*y^6*z^2 + 1721*z^3 - 11844*y*z^3 + 26592*y^2*z^3 - 24088*y^3*z^3 + 7882*y^4*z^3 - 488*y^5*z^3 - 3856*z^4 + 14672*y*z^4 - 17698*y^2*z^4 + 7668*y^3*z^4 - 1686*y^4*z^4 + 2435*z^5 - 5214*y*z^5 + 3429*y^2*z^5 - 2000*y^3*z^5 - 185*z^6 + 244*y*z^6 - 959*y^2*z^6 - 81*z^7 - 144*y*z^7))/((-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4) + (-5580*y^4 + 22344*y^5 - 33552*y^6 + 22392*y^7 - 5604*y^8 - 21690*y^3*z + 98334*y^4*z - 164403*y^5*z + 121512*y^6*z - 34701*y^7*z + 948*y^8*z - 18238*y^2*z^2 + 108364*y^3*z^2 - 216678*y^4*z^2 + 186142*y^5*z^2 - 61020*y^6*z^2 + 1430*y^7*z^2 - 16366*y*z^3 + 96894*y^2*z^3 - 199209*y^3*z^3 + 186916*y^4*z^3 - 70075*y^5*z^3 - 832*y^6*z^3 + 324*z^4 + 33992*y*z^4 - 115402*y^2*z^4 + 147884*y^3*z^4 - 74606*y^4*z^4 - 2880*y^5*z^4 - 1404*z^5 - 14782*y*z^5 + 47576*y^2*z^5 - 43854*y^3*z^5 - 3568*y^4*z^5 + 1800*z^6 - 1134*y*z^6 - 8068*y^2*z^6 - 3286*y^3*z^6 - 720*z^7 - 668*y*z^7 - 1284*y^2*z^7)/(144*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^4))*G[1, 1, 0, y] + G[-y, 0, z]*(((-9*y^4 + 20*y^5 - 10*y^6 - 36*y^3*z + 98*y^4*z - 60*y^5*z - 54*y^2*z^2 + 192*y^3*z^2 - 146*y^4*z^2 + 74*y*z^3 - 32*y^2*z^3 - 74*y^3*z^3 - 64*z^4 - 18*y*z^4 + 39*y^2*z^4 + 128*z^5 - 44*y*z^5 - 61*z^6)*G[0, 1, 0, y])/(z^3*(-1 + y + z)^2* (y + z)^4) + ((43*y^4 - 100*y^5 + 50*y^6 + 172*y^3*z - 486*y^4*z + 300*y^5*z + 258*y^2*z^2 - 944*y^3*z^2 + 733*y^4*z^2 - 356*y*z^3 + 140*y^2*z^3 + 404*y^3*z^3 + 307*z^4 + 84*y*z^4 - 144*y^2*z^4 - 614*z^5 + 232*y*z^5 + 297*z^6)*G[1, 0, 0, y])/ (4*z^3*(-1 + y + z)^2*(y + z)^4) + ((-19*y^4 + 40*y^5 - 20*y^6 - 76*y^3*z + 198*y^4*z - 120*y^5*z - 114*y^2*z^2 + 392*y^3*z^2 - 296*y^4*z^2 + 34*y*z^3 + 168*y^2*z^3 - 274*y^3*z^3 - 74*z^4 + 82*y*z^4 - 111*y^2*z^4 + 148*z^5 - 104*y*z^5 - 71*z^6)*G[1, 1, 0, y])/(2*z^3*(-1 + y + z)^2* (y + z)^4)) + G[-y, -y, z]* ((5*(5*y^4 - 12*y^5 + 6*y^6 + 20*y^3*z - 58*y^4*z + 36*y^5*z + 30*y^2*z^2 - 112*y^3*z^2 + 87*y^4*z^2 - 68*y*z^3 + 68*y^2*z^3 + 20*y^3*z^3 + 49*z^4 + 36*y*z^4 - 60*y^2*z^4 - 98*z^5 + 24*y*z^5 + 47*z^6)*G[0, 1, 0, y])/(2*z^3*(-1 + y + z)^2*(y + z)^4) + (5*(5*y^4 - 12*y^5 + 6*y^6 + 20*y^3*z - 58*y^4*z + 36*y^5*z + 30*y^2*z^2 - 112*y^3*z^2 + 87*y^4*z^2 - 68*y*z^3 + 68*y^2*z^3 + 20*y^3*z^3 + 49*z^4 + 36*y*z^4 - 60*y^2*z^4 - 98*z^5 + 24*y*z^5 + 47*z^6)*G[1, 1, 0, y])/(2*z^3*(-1 + y + z)^2*(y + z)^4)) + G[1 - y, -y, z]*(((21*y^4 - 103*y^5 + 203*y^6 - 201*y^7 + 100*y^8 - 20*y^9 + 84*y^3*z - 454*y^4*z + 978*y^5*z - 1050*y^6*z + 562*y^7*z - 120*y^8*z + 126*y^2*z^2 - 786*y^3*z^2 + 1902*y^4*z^2 - 2250*y^5*z^2 + 1308*y^6*z^2 - 300*y^7*z^2 + 18*y*z^3 - 334*y^2*z^3 + 1228*y^3*z^3 - 1872*y^4*z^3 + 1306*y^5*z^3 - 346*y^6*z^3 + 54*z^4 - 304*y*z^4 + 789*y^2*z^4 - 1131*y^3*z^4 + 874*y^4*z^4 - 282*y^5*z^4 - 108*z^5 + 444*y*z^5 - 756*y^2*z^5 + 744*y^3*z^5 - 342*y^4*z^5 + 53*z^6 - 207*y*z^6 + 453*y^2*z^6 - 371*y^3*z^6 - 12*z^7 + 156*y*z^7 - 252*y^2*z^7 + 33*z^8 - 105*y*z^8 - 18*z^9)*G[0, 1, 0, y])/(2*(-1 + y)^3*z^3*(-1 + y + z)^2* (y + z)^4) + ((21*y^4 - 103*y^5 + 203*y^6 - 201*y^7 + 100*y^8 - 20*y^9 + 84*y^3*z - 454*y^4*z + 978*y^5*z - 1050*y^6*z + 562*y^7*z - 120*y^8*z + 126*y^2*z^2 - 786*y^3*z^2 + 1902*y^4*z^2 - 2250*y^5*z^2 + 1308*y^6*z^2 - 300*y^7*z^2 + 18*y*z^3 - 334*y^2*z^3 + 1228*y^3*z^3 - 1872*y^4*z^3 + 1306*y^5*z^3 - 346*y^6*z^3 + 54*z^4 - 304*y*z^4 + 789*y^2*z^4 - 1131*y^3*z^4 + 874*y^4*z^4 - 282*y^5*z^4 - 108*z^5 + 444*y*z^5 - 756*y^2*z^5 + 744*y^3*z^5 - 342*y^4*z^5 + 53*z^6 - 207*y*z^6 + 453*y^2*z^6 - 371*y^3*z^6 - 12*z^7 + 156*y*z^7 - 252*y^2*z^7 + 33*z^8 - 105*y*z^8 - 18*z^9)*G[1, 1, 0, y])/(2*(-1 + y)^3*z^3*(-1 + y + z)^2* (y + z)^4)) + G[0, -y, z]* (((-9*y^4 + 47*y^5 - 97*y^6 + 99*y^7 - 50*y^8 + 10*y^9 - 36*y^3*z + 206*y^4*z - 462*y^5*z + 510*y^6*z - 278*y^7*z + 60*y^8*z - 54*y^2*z^2 + 354*y^3*z^2 - 899*y^4*z^2 + 1113*y^5*z^2 - 675*y^6*z^2 + 161*y^7*z^2 - 520*y*z^3 + 2716*y^2*z^3 - 5756*y^3*z^3 + 6196*y^4*z^3 - 3388*y^5*z^3 + 752*y^6*z^3 + 233*z^4 - 123*y*z^4 - 1971*y^2*z^4 + 4417*y^3*z^4 - 3660*y^4*z^4 + 1104*y^5*z^4 - 466*z^5 + 1294*y*z^5 - 942*y^2*z^5 - 398*y^3*z^5 + 548*y^4*z^5 + 221*z^6 - 567*y*z^6 + 75*y^2*z^6 + 415*y^3*z^6 + 24*z^7 - 312*y*z^7 + 504*y^2*z^7 - 66*z^8 + 210*y*z^8 + 36*z^9)* G[0, 1, 0, y])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((-9*y^4 + 47*y^5 - 97*y^6 + 99*y^7 - 50*y^8 + 10*y^9 - 36*y^3*z + 206*y^4*z - 462*y^5*z + 510*y^6*z - 278*y^7*z + 60*y^8*z - 54*y^2*z^2 + 354*y^3*z^2 - 899*y^4*z^2 + 1113*y^5*z^2 - 675*y^6*z^2 + 161*y^7*z^2 - 520*y*z^3 + 2716*y^2*z^3 - 5756*y^3*z^3 + 6196*y^4*z^3 - 3388*y^5*z^3 + 752*y^6*z^3 + 233*z^4 - 123*y*z^4 - 1971*y^2*z^4 + 4417*y^3*z^4 - 3660*y^4*z^4 + 1104*y^5*z^4 - 466*z^5 + 1294*y*z^5 - 942*y^2*z^5 - 398*y^3*z^5 + 548*y^4*z^5 + 221*z^6 - 567*y*z^6 + 75*y^2*z^6 + 415*y^3*z^6 + 24*z^7 - 312*y*z^7 + 504*y^2*z^7 - 66*z^8 + 210*y*z^8 + 36*z^9)* G[1, 1, 0, y])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4)) + ((Pi^2*(-1 + z)*(-1 + z + 3*z^2))/(24*z^3*(-1 + y + z)^2) - (((3*I)/4)*Pi*(-1 + z)*(2*y^3 - 11*y*z + 28*y^2*z + 5*y^3*z + 55*z^2 - 49*y*z^2 + 37*y^2*z^2 - 75*z^3 + 59*y*z^3 + 27*z^4))/ (z^2*(-1 + y + z)^2*(y + z)^3) + (84*y^3 - 200*y^4 + 116*y^5 - 307*y^2*z + 93*y^3*z + 516*y^4*z - 346*y^5*z + 44*y^6*z - 709*y*z^2 + 1725*y^2*z^2 - 446*y^3*z^2 - 1148*y^4*z^2 + 318*y^5*z^2 + 1312*y*z^3 - 1579*y^2*z^3 - 1085*y^3*z^3 + 832*y^4*z^3 - 120*z^4 - 175*y*z^4 - 971*y^2*z^4 + 1266*y^3*z^4 + 240*z^5 - 808*y*z^5 + 1088*y^2*z^5 - 120*z^6 + 380*y*z^6)/ (48*(-1 + y)*y*z^2*(-1 + y + z)^2*(y + z)^3))*G[1, 1, 0, z] + (Pi^2*(-19*y^4 + 38*y^5 - 19*y^6 + 110*y*z - 440*y^2*z + 584*y^3*z - 208*y^4*z - 60*y^5*z + 14*y^6*z - 55*z^2 + 216*y^2*z^2 + 108*y^3*z^2 - 358*y^4*z^2 + 56*y^5*z^2 + 110*z^3 - 296*y*z^3 + 742*y^2*z^3 - 772*y^3*z^3 + 84*y^4*z^3 - 74*z^4 + 468*y*z^4 - 648*y^2*z^4 + 56*y^3*z^4 + 80*z^5 - 226*y*z^5 + 14*y^2*z^5 - 33*z^6)* G[1, 1, 1, y])/(24*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) - (Pi^2*(-1 + z)*(7 - 7*z + 10*z^2)*G[1, 1, 1, z])/ (24*z^3*(-1 + y + z)^2) + (Pi^2*(-1 + z)*(5 - 5*z + 2*z^2)* G[1, 1, 1 - y, z])/(24*z^3*(-1 + y + z)^2) - (Pi^2*(-1 + z)*(-1 + z + 9*z^2)*G[1, 1 - y, 0, z])/ (12*z^3*(-1 + y + z)^2) - (Pi^2*(-1 + z)*(-5 + 5*z + 2*z^2)* G[1, 1 - y, 1, z])/(24*z^3*(-1 + y + z)^2) + (Pi^2*(-1 + z)*(-1 + z + 16*z^2)*G[1, 1 - y, 1 - y, z])/ (24*z^3*(-1 + y + z)^2) + (Pi^2*(-24*y^4 + 48*y^5 - 24*y^6 + 132*y*z - 528*y^2*z + 696*y^3*z - 281*y^4*z - 28*y^5*z + 9*y^6*z - 66*z^2 + 252*y^2*z^2 - 20*y^3*z^2 - 225*y^4*z^2 + 36*y^5*z^2 + 132*z^3 - 360*y*z^3 + 654*y^2*z^3 - 572*y^3*z^3 + 54*y^4*z^3 - 90*z^4 + 400*y*z^4 - 484*y^2*z^4 + 36*y^3*z^4 + 55*z^5 - 156*y*z^5 + 9*y^2*z^5 - 23*z^6)*G[1 - y, 0, 0, z])/(24*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^4) + (Pi^2*(-5*y^4 + 25*y^5 - 50*y^6 + 50*y^7 - 25*y^8 + 5*y^9 - 20*y^3*z + 110*y^4*z - 240*y^5*z + 260*y^6*z - 140*y^7*z + 30*y^8*z - 30*y^2*z^2 + 190*y^3*z^2 - 470*y^4*z^2 + 570*y^5*z^2 - 340*y^6*z^2 + 80*y^7*z^2 - 64*y*z^3 + 380*y^2*z^3 - 920*y^3*z^3 + 1110*y^4*z^3 - 662*y^5*z^3 + 158*y^6*z^3 - 2*y^7*z^3 + 17*z^4 + 43*y*z^4 - 402*y^2*z^4 + 738*y^3*z^4 - 502*y^4*z^4 + 114*y^5*z^4 - 8*y^6*z^4 - 34*z^5 + 52*y*z^5 - 12*y^2*z^5 + 124*y^3*z^5 - 136*y^4*z^5 - 12*y^5*z^5 + 12*z^6 - 76*y*z^6 + 306*y^2*z^6 - 306*y^3*z^6 - 8*y^4*z^6 - 10*z^7 + 150*y*z^7 - 246*y^2*z^7 - 2*y^3*z^7 + 33*z^8 - 105*y*z^8 - 18*z^9)*G[1 - y, 0, 1, z])/(12*(-1 + y)^3*z^3* (-1 + y + z)^2*(y + z)^4) + (Pi^2*(80*y^4 - 320*y^5 + 480*y^6 - 320*y^7 + 80*y^8 + 320*y^3*z - 1440*y^4*z + 2400*y^5*z - 1760*y^6*z + 480*y^7*z + 480*y^2*z^2 - 2560*y^3*z^2 + 4917*y^4*z^2 - 4074*y^5*z^2 + 1237*y^6*z^2 + 188*y*z^3 - 1712*y^2*z^3 + 4476*y^3*z^3 - 4634*y^4*z^3 + 1690*y^5*z^3 - 8*y^6*z^3 + 146*z^4 - 960*y*z^4 + 2706*y^2*z^4 - 3380*y^3*z^4 + 1549*y^4*z^4 - 32*y^5*z^4 - 292*z^5 + 1212*y*z^5 - 1944*y^2*z^5 + 1188*y^3*z^5 - 48*y^4*z^5 + 183*z^6 - 630*y*z^6 + 653*y^2*z^6 - 32*y^3*z^6 - 66*z^7 + 190*y*z^7 - 8*y^2*z^7 + 29*z^8)* G[1 - y, 0, 1 - y, z])/(24*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + ((Pi^2*(17*y^4 - 51*y^5 + 51*y^6 - 17*y^7 - 198*y*z + 990*y^2*z - 1912*y^3*z + 1744*y^4*z - 714*y^5*z + 82*y^6*z + 8*y^7*z + 99*z^2 - 99*y*z^2 - 492*y^2*z^2 + 952*y^3*z^2 - 474*y^4*z^2 - 18*y^5*z^2 + 32*y^6*z^2 - 198*z^3 + 662*y*z^3 - 990*y^2*z^3 + 918*y^3*z^3 - 446*y^4*z^3 + 48*y^5*z^3 + 116*z^4 - 476*y*z^4 + 762*y^2*z^4 - 458*y^3*z^4 + 32*y^4*z^4 - 32*z^5 + 156*y*z^5 - 168*y^2*z^5 + 8*y^3*z^5 + 21*z^6 - 45*y*z^6 - 6*z^7))/(4*(-1 + y)^3*z* (-1 + y + z)^2*(y + z)^4) + ((I/24)*Pi*(-324*y^3 + 1692*y^4 - 3132*y^5 + 2484*y^6 - 720*y^7 - 1692*y^2*z + 8964*y^3*z - 17388*y^4*z + 14724*y^5*z - 4680*y^6*z + 72*y^7*z - 1454*y*z^2 + 10694*y^2*z^2 - 25860*y^3*z^2 + 25881*y^4*z^2 - 9446*y^5*z^2 + 185*y^6*z^2 - 731*z^3 + 7344*y*z^3 - 22200*y^2*z^3 + 27072*y^3*z^3 - 12364*y^4*z^3 + 884*y^5*z^3 + 2632*z^4 - 12716*y*z^4 + 21034*y^2*z^4 - 13264*y^3*z^4 + 2334*y^4*z^4 - 2765*z^5 + 8534*y*z^5 - 8207*y^2*z^5 + 2468*y^3*z^5 + 931*z^6 - 1888*y*z^6 + 977*y^2*z^6 - 67*z^7 + 72*y*z^7))/ ((-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4) + (-5832*y^4 + 29784*y^5 - 54360*y^6 + 42696*y^7 - 12288*y^8 - 21021*y^3*z + 121926*y^4*z - 250831*y^5*z + 221576*y^6*z - 73258*y^7*z + 1608*y^8*z - 15190*y^2*z^2 + 133726*y^3*z^2 - 356926*y^4*z^2 + 383376*y^5*z^2 - 150418*y^6*z^2 + 5432*y^7*z^2 - 14239*y*z^3 + 109500*y^2*z^3 - 317619*y^3*z^3 + 391588*y^4*z^3 - 179779*y^5*z^3 + 8822*y^6*z^3 + 324*z^4 + 37424*y*z^4 - 170324*y^2*z^4 + 266470*y^3*z^4 - 149004*y^4*z^4 + 8202*y^5*z^4 - 1368*z^5 - 25958*y*z^5 + 82126*y^2*z^5 - 67036*y^3*z^5 + 1874*y^4*z^5 + 1764*z^6 + 2028*y*z^6 - 7618*y^2*z^6 - 3082*y^3*z^6 - 720*z^7 + 745*y*z^7 - 1752*y^2*z^7)/(144*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^4))*G[1 - y, 1, 0, z] + (Pi^2*(11*y^4 - 53*y^5 + 103*y^6 - 101*y^7 + 50*y^8 - 10*y^9 + 44*y^3*z - 234*y^4*z + 498*y^5*z - 530*y^6*z + 282*y^7*z - 60*y^8*z + 66*y^2*z^2 - 406*y^3*z^2 + 975*y^4*z^2 - 1149*y^5*z^2 + 667*y^6*z^2 - 153*y^7*z^2 - 124*y^2*z^3 + 540*y^3*z^3 - 897*y^4*z^3 + 671*y^5*z^3 - 191*y^6*z^3 + y^7*z^3 + 33*z^4 - 163*y*z^4 + 393*y^2*z^4 - 615*y^3*z^4 + 579*y^4*z^4 - 231*y^5*z^4 + 4*y^6*z^4 - 66*z^5 + 270*y*z^5 - 540*y^2*z^5 + 688*y^3*z^5 - 376*y^4*z^5 + 6*y^5*z^5 + 35*z^6 - 189*y*z^6 + 499*y^2*z^6 - 421*y^3*z^6 + 4*y^4*z^6 - 21*z^7 + 191*y*z^7 - 279*y^2*z^7 + y^3*z^7 + 37*z^8 - 109*y*z^8 - 18*z^9)* G[1 - y, 1, 1, z])/(12*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-22*y^4 + 106*y^5 - 206*y^6 + 202*y^7 - 100*y^8 + 20*y^9 - 88*y^3*z + 468*y^4*z - 996*y^5*z + 1060*y^6*z - 564*y^7*z + 120*y^8*z - 132*y^2*z^2 + 812*y^3*z^2 - 1941*y^4*z^2 + 2271*y^5*z^2 - 1307*y^6*z^2 + 297*y^7*z^2 - 110*y*z^3 + 798*y^2*z^3 - 2144*y^3*z^3 + 2774*y^4*z^3 - 1754*y^5*z^3 + 432*y^6*z^3 + 4*y^7*z^3 - 11*z^4 + 271*y*z^4 - 1062*y^2*z^4 + 1790*y^3*z^4 - 1478*y^4*z^4 + 474*y^5*z^4 + 16*y^6*z^4 + 22*z^5 - 174*y*z^5 + 570*y^2*z^5 - 966*y^3*z^5 + 560*y^4*z^5 + 24*y^5*z^5 - 6*z^6 + 138*y*z^6 - 668*y^2*z^6 + 664*y^3*z^6 + 16*y^4*z^6 + 30*z^7 - 340*y*z^7 + 522*y^2*z^7 + 4*y^3*z^7 - 71*z^8 + 215*y*z^8 + 36*z^9)* G[1 - y, 1, 1 - y, z])/(24*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-60*y^4 + 300*y^5 - 600*y^6 + 600*y^7 - 300*y^8 + 60*y^9 - 240*y^3*z + 1320*y^4*z - 2880*y^5*z + 3120*y^6*z - 1680*y^7*z + 360*y^8*z - 360*y^2*z^2 + 2280*y^3*z^2 - 5604*y^4*z^2 + 6732*y^5*z^2 - 3972*y^6*z^2 + 924*y^7*z^2 - 174*y*z^3 + 1590*y^2*z^3 - 4956*y^3*z^3 + 7152*y^4*z^3 - 4930*y^5*z^3 + 1322*y^6*z^3 - 4*y^7*z^3 - 93*z^4 + 813*y*z^4 - 2826*y^2*z^4 + 4866*y^3*z^4 - 4151*y^4*z^4 + 1407*y^5*z^4 - 16*y^6*z^4 + 186*z^5 - 1014*y*z^5 + 2430*y^2*z^5 - 2962*y^3*z^5 + 1420*y^4*z^5 - 24*y^5*z^5 - 117*z^6 + 687*y*z^6 - 1603*y^2*z^6 + 1193*y^3*z^6 - 16*y^4*z^6 + 84*z^7 - 548*y*z^7 + 684*y^2*z^7 - 4*y^3*z^7 - 94*z^8 + 238*y*z^8 + 36*z^9)*G[1 - y, 1 - y, 0, z])/(24*(-1 + y)^3*z^3* (-1 + y + z)^2*(y + z)^4) + (Pi^2*(5*y^4 - 15*y^5 + 15*y^6 - 5*y^7 + 20*y^3*z - 60*y^4*z + 60*y^5*z - 20*y^6*z + 30*y^2*z^2 - 90*y^3*z^2 + 90*y^4*z^2 - 30*y^5*z^2 + 42*y*z^3 - 126*y^2*z^3 + 126*y^3*z^3 - 24*y^4*z^3 - 6*z^4 + 18*y*z^4 - 18*y^2*z^4 + 78*y^3*z^4 + 108*y^2*z^5 + 72*y*z^6 + 18*z^7)*G[1 - y, 1 - y, 1, z])/(12*(-1 + y)^3*z^3*(y + z)^4) + (Pi^2*(40*y^4 - 200*y^5 + 400*y^6 - 400*y^7 + 200*y^8 - 40*y^9 + 160*y^3*z - 880*y^4*z + 1920*y^5*z - 2080*y^6*z + 1120*y^7*z - 240*y^8*z + 240*y^2*z^2 - 1520*y^3*z^2 + 3731*y^4*z^2 - 4473*y^5*z^2 + 2633*y^6*z^2 - 611*y^7*z^2 + 138*y*z^3 - 1170*y^2*z^3 + 3504*y^3*z^3 - 4911*y^4*z^3 + 3301*y^5*z^3 - 863*y^6*z^3 + y^7*z^3 + 51*z^4 - 531*y*z^4 + 1920*y^2*z^4 - 3240*y^3*z^4 + 2639*y^4*z^4 - 843*y^5*z^4 + 4*y^6*z^4 - 102*z^5 + 590*y*z^5 - 1392*y^2*z^5 + 1612*y^3*z^5 - 732*y^4*z^5 + 6*y^5*z^5 + 62*z^6 - 342*y*z^6 + 778*y^2*z^6 - 574*y^3*z^6 + 4*y^4*z^6 - 39*z^7 + 263*y*z^7 - 333*y^2*z^7 + y^3*z^7 + 46*z^8 - 118*y*z^8 - 18*z^9)* G[1 - y, 1 - y, 1 - y, z])/(12*(-1 + y)^3*z^3*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(-21*y^4 + 103*y^5 - 203*y^6 + 201*y^7 - 100*y^8 + 20*y^9 - 84*y^3*z + 454*y^4*z - 978*y^5*z + 1050*y^6*z - 562*y^7*z + 120*y^8*z - 126*y^2*z^2 + 786*y^3*z^2 - 1902*y^4*z^2 + 2250*y^5*z^2 - 1308*y^6*z^2 + 300*y^7*z^2 - 18*y*z^3 + 334*y^2*z^3 - 1228*y^3*z^3 + 1872*y^4*z^3 - 1306*y^5*z^3 + 346*y^6*z^3 - 54*z^4 + 304*y*z^4 - 789*y^2*z^4 + 1131*y^3*z^4 - 874*y^4*z^4 + 282*y^5*z^4 + 108*z^5 - 444*y*z^5 + 756*y^2*z^5 - 744*y^3*z^5 + 342*y^4*z^5 - 53*z^6 + 207*y*z^6 - 453*y^2*z^6 + 371*y^3*z^6 + 12*z^7 - 156*y*z^7 + 252*y^2*z^7 - 33*z^8 + 105*y*z^8 + 18*z^9)*G[1 - y, -y, 1 - y, z])/ (12*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(7*y^4 - 20*y^5 + 10*y^6 + 28*y^3*z - 94*y^4*z + 60*y^5*z + 42*y^2*z^2 - 176*y^3*z^2 + 141*y^4*z^2 - 236*y*z^3 + 364*y^2*z^3 - 100*y^3*z^3 + 139*z^4 + 188*y*z^4 - 300*y^2*z^4 - 278*z^5 + 24*y*z^5 + 133*z^6)*G[-y, 0, 1, z])/(24*z^3*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(45*y^4 - 100*y^5 + 50*y^6 + 180*y^3*z - 490*y^4*z + 300*y^5*z + 270*y^2*z^2 - 960*y^3*z^2 + 733*y^4*z^2 - 304*y*z^3 + 28*y^2*z^3 + 448*y^3*z^3 + 287*z^4 + 24*y*z^4 - 78*y^2*z^4 - 574*z^5 + 232*y*z^5 + 275*z^6)*G[-y, 0, 1 - y, z])/ (24*z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(19*y^4 - 40*y^5 + 20*y^6 + 76*y^3*z - 198*y^4*z + 120*y^5*z + 114*y^2*z^2 - 392*y^3*z^2 + 296*y^4*z^2 - 34*y*z^3 - 168*y^2*z^3 + 274*y^3*z^3 + 74*z^4 - 82*y*z^4 + 111*y^2*z^4 - 148*z^5 + 104*y*z^5 + 71*z^6)*G[-y, 1 - y, 0, z])/(12*z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(7*y^4 - 20*y^5 + 10*y^6 + 28*y^3*z - 94*y^4*z + 60*y^5*z + 42*y^2*z^2 - 176*y^3*z^2 + 141*y^4*z^2 - 236*y*z^3 + 364*y^2*z^3 - 100*y^3*z^3 + 139*z^4 + 188*y*z^4 - 300*y^2*z^4 - 278*z^5 + 24*y*z^5 + 133*z^6)*G[-y, 1 - y, 1, z])/(24*z^3*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(-9*y^4 + 20*y^5 - 10*y^6 - 36*y^3*z + 98*y^4*z - 60*y^5*z - 54*y^2*z^2 + 192*y^3*z^2 - 147*y^4*z^2 + 52*y*z^3 + 12*y^2*z^3 - 100*y^3*z^3 - 53*z^4 + 4*y*z^4 + 106*z^5 - 48*y*z^5 - 51*z^6)*G[-y, 1 - y, 1 - y, z])/(12*z^3*(-1 + y + z)^2*(y + z)^4) - (5*Pi^2*(5*y^4 - 12*y^5 + 6*y^6 + 20*y^3*z - 58*y^4*z + 36*y^5*z + 30*y^2*z^2 - 112*y^3*z^2 + 87*y^4*z^2 - 68*y*z^3 + 68*y^2*z^3 + 20*y^3*z^3 + 49*z^4 + 36*y*z^4 - 60*y^2*z^4 - 98*z^5 + 24*y*z^5 + 47*z^6)*G[-y, -y, 1 - y, z])/(12*z^3*(-1 + y + z)^2*(y + z)^4) + (((-36*I)*Pi)/((-1 + y)^2*z) + (-257 + 311*y - 54*y^2 + 257*z - 342*y*z)/ (24*(-1 + y)^2*z*(-1 + y + z)))*G[0, 0, 0, 0, y] - (3*(-19 + 19*y + 3*z)*G[0, 0, 0, 0, z])/(4*(-1 + y)*z*(-1 + y + z)) + ((((-3*I)/4)*Pi*(-29*y^4 + 116*y^5 - 174*y^6 + 116*y^7 - 29*y^8 + 44*y*z - 264*y^2*z + 544*y^3*z - 365*y^4*z - 200*y^5*z + 398*y^6*z - 172*y^7*z + 15*y^8*z - 22*z^2 + 44*y*z^2 - 64*y^2*z^2 + 460*y^3*z^2 - 1168*y^4*z^2 + 1212*y^5*z^2 - 528*y^6*z^2 + 60*y^7*z^2 + 44*z^3 - 292*y*z^3 + 1034*y^2*z^3 - 1928*y^3*z^3 + 1824*y^4*z^3 - 796*y^5*z^3 + 90*y^6*z^3 - 51*z^4 + 408*y*z^4 - 1070*y^2*z^4 + 1188*y^3*z^4 - 571*y^4*z^4 + 60*y^5*z^4 + 51*z^5 - 236*y*z^5 + 326*y^2*z^5 - 180*y^3*z^5 + 15*y^4*z^5 - 18*z^6 + 32*y*z^6 - 20*y^2*z^6))/((-1 + y)^4*z*(-1 + y + z)^2*(y + z)^4) + (-42*y^5 + 468*y^6 - 1764*y^7 + 3204*y^8 - 3078*y^9 + 1512*y^10 - 300*y^11 - 486*y^4*z + 3846*y^5*z - 12293*y^6*z + 20450*y^7*z - 18822*y^8*z + 9206*y^9*z - 1955*y^10*z + 54*y^11*z + 1668*y^3*z^2 - 9120*y^4*z^2 + 20446*y^5*z^2 - 24207*y^6*z^2 + 16374*y^7*z^2 - 6118*y^8*z^2 + 896*y^9*z^2 + 61*y^10*z^2 - 1059*y^2*z^3 + 3684*y^3*z^3 - 1809*y^4*z^3 - 8924*y^5*z^3 + 17055*y^6*z^3 - 10666*y^7*z^3 + 383*y^8*z^3 + 1234*y^9*z^3 - 216*y*z^4 + 4992*y^2*z^4 - 21092*y^3*z^4 + 39182*y^4*z^4 - 38724*y^5*z^4 + 24796*y^6*z^4 - 13864*y^7*z^4 + 4518*y^8*z^4 - 54*z^5 + 1020*y*z^5 - 7742*y^2*z^5 + 22998*y^3*z^5 - 33948*y^4*z^5 + 30020*y^5*z^5 - 19024*y^6*z^5 + 6118*y^7*z^5 + 174*z^6 - 1560*y*z^6 + 5125*y^2*z^6 - 8658*y^3*z^6 + 10088*y^4*z^6 - 9382*y^5*z^6 + 3805*y^6*z^6 - 180*z^7 + 876*y*z^7 - 1512*y^2*z^7 + 1970*y^3*z^7 - 2402*y^4*z^7 + 1146*y^5*z^7 + 60*z^8 - 132*y*z^8 + 252*y^2*z^8 - 348*y^3*z^8 + 168*y^4*z^8)/(24*(-1 + y)^4*y^2*z^2*(-1 + y + z)^2*(y + z)^4))* G[0, 0, 1, 0, y] + ((((-3*I)/4)*Pi*(-29*y^4 + 58*y^5 - 29*y^6 - 132*y*z + 528*y^2*z - 908*y^3*z + 787*y^4*z - 290*y^5*z + 15*y^6*z + 66*z^2 - 570*y^2*z^2 + 984*y^3*z^2 - 546*y^4*z^2 + 60*y^5*z^2 - 132*z^3 + 148*y*z^3 + 262*y^2*z^3 - 392*y^3*z^3 + 90*y^4*z^3 + 37*z^4 + 34*y*z^4 - 167*y^2*z^4 + 60*y^3*z^4 + 27*z^5 - 66*y*z^5 + 15*y^2*z^5 - 6*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (-390*y^5 + 1044*y^6 - 798*y^7 + 24*y^8 + 120*y^9 - 2010*y^4*z + 7116*y^5*z - 8365*y^6*z + 3212*y^7*z + 257*y^8*z - 210*y^9*z - 1736*y^3*z^2 + 11966*y^4*z^2 - 24316*y^5*z^2 + 19424*y^6*z^2 - 5332*y^7*z^2 - 96*y^8*z^2 + 90*y^9*z^2 - 923*y^2*z^3 + 8462*y^3*z^3 - 25712*y^4*z^3 + 32160*y^5*z^3 - 17888*y^6*z^3 + 4108*y^7*z^3 - 179*y^8*z^3 - 216*y*z^4 + 2823*y^2*z^4 - 12066*y^3*z^4 + 20226*y^4*z^4 - 17018*y^5*z^4 + 7729*y^6*z^4 - 1178*y^7*z^4 - 54*z^5 + 1128*y*z^5 - 4228*y^2*z^5 + 5970*y^3*z^5 - 4676*y^4*z^5 + 4514*y^5*z^5 - 1950*y^6*z^5 + 228*z^6 - 2124*y*z^6 + 3801*y^2*z^6 - 1414*y^3*z^6 + 1975*y^4*z^6 - 2090*y^5*z^6 - 354*z^7 + 1728*y*z^7 - 1805*y^2*z^7 + 1690*y^3*z^7 - 1775*y^4*z^7 + 240*z^8 - 528*y*z^8 + 506*y^2*z^8 - 894*y^3*z^8 - 60*z^9 + 12*y*z^9 - 168*y^2*z^9)/(24*(-1 + y)^2*y^2*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)^4))*G[0, 0, 1, 0, z] + ((((-3*I)/2)*Pi*(-20*y^4 + 80*y^5 - 120*y^6 + 80*y^7 - 20*y^8 - 66*y*z + 396*y^2*z - 1070*y^3*z + 1673*y^4*z - 1578*y^5*z + 836*y^6*z - 198*y^7*z + 7*y^8*z + 33*z^2 - 66*y*z^2 - 285*y^2*z^2 + 1272*y^3*z^2 - 1990*y^4*z^2 + 1450*y^5*z^2 - 439*y^6*z^2 + 28*y^7*z^2 - 66*z^3 + 184*y*z^3 + 122*y^2*z^3 - 916*y^3*z^3 + 1086*y^4*z^3 - 440*y^5*z^3 + 42*y^6*z^3 + 13*z^4 + 80*y*z^4 - 432*y^2*z^4 + 596*y^3*z^4 - 267*y^4*z^4 + 28*y^5*z^4 + 33*z^5 - 160*y*z^5 + 232*y^2*z^5 - 100*y^3*z^5 + 7*y^4*z^5 - 13*z^6 + 28*y*z^6 - 12*y^2*z^6))/((-1 + y)^4*z*(-1 + y + z)^2*(y + z)^4) + (258*y^3 - 1008*y^4 + 1104*y^5 + 516*y^6 - 1962*y^7 + 1452*y^8 - 360*y^9 + 1395*y^2*z - 6684*y^3*z + 11321*y^4*z - 6302*y^5*z - 3105*y^6*z + 4888*y^7*z - 1519*y^8*z + 6*y^9*z + 1520*y*z^2 - 10824*y^2*z^2 + 28658*y^3*z^2 - 37185*y^4*z^2 + 25128*y^5*z^2 - 8696*y^6*z^2 + 1622*y^7*z^2 - 223*y^8*z^2 + 1028*z^3 - 8512*y*z^3 + 27152*y^2*z^3 - 45074*y^3*z^3 + 41822*y^4*z^3 - 21072*y^5*z^3 + 4798*y^6*z^3 - 40*y^7*z^3 - 784*z^4 + 4098*y*z^4 - 9032*y^2*z^4 + 9512*y^3*z^4 - 3112*y^4*z^4 - 1738*y^5*z^4 + 1464*y^6*z^4 - 743*z^5 + 3380*y*z^5 - 6252*y^2*z^5 + 8084*y^3*z^5 - 6169*y^4*z^5 + 2312*y^5*z^5 + 285*z^6 - 644*y*z^6 + 2180*y^2*z^6 - 2636*y^3*z^6 + 1223*y^4*z^6 + 214*z^7 - 76*y*z^7 - 222*y^2*z^7 + 186*y^3*z^7)/ (24*(-1 + y)^4*z^2*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, 0, y] + ((((-3*I)/2)*Pi*(-13*y^4 + 26*y^5 - 13*y^6 - 66*y*z + 264*y^2*z - 448*y^3*z + 379*y^4*z - 136*y^5*z + 7*y^6*z + 33*z^2 - 276*y^2*z^2 + 464*y^3*z^2 - 251*y^4*z^2 + 28*y^5*z^2 - 66*z^3 + 80*y*z^3 + 104*y^2*z^3 - 168*y^3*z^3 + 42*y^4*z^3 + 20*z^4 + 4*y*z^4 - 64*y^2*z^4 + 28*y^3*z^4 + 11*z^5 - 26*y*z^5 + 7*y^2*z^5 - 2*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (-390*y^3 + 1170*y^4 - 1170*y^5 + 390*y^6 - 1989*y^2*z + 7536*y^3*z - 9854*y^4*z + 4930*y^5*z - 497*y^6*z - 126*y^7*z - 1388*y*z^2 + 11333*y^2*z^2 - 25052*y^3*z^2 + 21287*y^4*z^2 - 6270*y^5*z^2 - 36*y^6*z^2 + 126*y^7*z^2 - 434*z^3 + 5768*y*z^3 - 21182*y^2*z^3 + 27796*y^3*z^3 - 14225*y^4*z^3 + 2406*y^5*z^3 + 137*y^6*z^3 + 156*z^4 - 3874*y*z^4 + 7628*y^2*z^4 - 4040*y^3*z^4 + 836*y^4*z^4 + 92*y^5*z^4 + 1585*z^5 - 6324*y*z^5 + 11609*y^2*z^5 - 7130*y^3*z^5 + 792*y^4*z^5 - 2258*z^6 + 8486*y*z^6 - 8064*y^2*z^6 + 1304*y^3*z^6 + 1289*z^7 - 2758*y*z^7 + 671*y^2*z^7 - 344*z^8 + 78*y*z^8)/ (24*(-1 + y)^2*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 0, 0, z] + ((((3*I)/4)*Pi*(-19*y^4 + 38*y^5 - 19*y^6 - 22*y*z + 88*y^2*z - 208*y^3*z + 278*y^4*z - 148*y^5*z + 12*y^6*z + 11*z^2 - 180*y^2*z^2 + 468*y^3*z^2 - 360*y^4*z^2 + 48*y^5*z^2 - 22*z^3 - 32*y*z^3 + 358*y^2*z^3 - 428*y^3*z^3 + 72*y^4*z^3 - 8*z^4 + 168*y*z^4 - 286*y^2*z^4 + 48*y^3*z^4 + 38*z^5 - 102*y*z^5 + 12*y^2*z^5 - 13*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (54*y^5 - 102*y^6 - 138*y^7 + 486*y^8 - 420*y^9 + 120*y^10 + 336*y^4*z - 1110*y^5*z + 853*y^6*z + 741*y^7*z - 1281*y^8*z + 461*y^9*z + 418*y^3*z^2 - 2837*y^4*z^2 + 6845*y^5*z^2 - 7927*y^6*z^2 + 4949*y^7*z^2 - 1868*y^8*z^2 + 420*y^9*z^2 + 499*y^2*z^3 - 3523*y^3*z^3 + 10080*y^4*z^3 - 14548*y^5*z^3 + 11689*y^6*z^3 - 5637*y^7*z^3 + 1476*y^8*z^3 + 216*y*z^4 - 1883*y^2*z^4 + 6097*y^3*z^4 - 9093*y^4*z^4 + 7919*y^5*z^4 - 5380*y^6*z^4 + 2268*y^7*z^4 + 54*z^5 - 966*y*z^5 + 3680*y^2*z^5 - 5268*y^3*z^5 + 4062*y^4*z^5 - 3662*y^5*z^5 + 2316*y^6*z^5 - 174*z^6 + 1386*y*z^6 - 2976*y^2*z^6 + 2754*y^3*z^6 - 2646*y^4*z^6 + 1800*y^5*z^6 + 180*z^7 - 696*y*z^7 + 804*y^2*z^7 - 1116*y^3*z^7 + 864*y^4*z^7 - 60*z^8 + 72*y*z^8 - 180*y^2*z^8 + 168*y^3*z^8)/ (24*(-1 + y)^3*y^2*z^2*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 1, 0, y] + ((((3*I)/2)*Pi*(-2*y^4 + 22*y*z - 44*y^2*z + 14*y^3*z + 2*y^4*z - 11*z^2 - 22*y*z^2 + 21*y^2*z^2 + 8*y^3*z^2 + 22*z^3 - 8*y*z^3 + 12*y^2*z^3 - 13*z^4 + 8*y*z^4 + 2*z^5))/(z*(-1 + y + z)^2* (y + z)^4) + (42*y^3 - 276*y^4 + 546*y^5 - 432*y^6 + 120*y^7 + 300*y^2*z - 1698*y^3*z + 2947*y^4*z - 2012*y^5*z + 475*y^6*z - 12*y^7*z - 872*y*z^2 + 1790*y^2*z^2 - 962*y^3*z^2 + 443*y^4*z^2 - 492*y^5*z^2 + 93*y^6*z^2 + 1087*z^3 - 3462*y*z^3 + 3720*y^2*z^3 + 322*y^3*z^3 - 2397*y^4*z^3 + 468*y^5*z^3 - 2240*z^4 + 5792*y*z^4 - 2218*y^2*z^4 - 3084*y^3*z^4 + 702*y^4*z^4 + 926*z^5 - 68*y*z^5 - 2838*y^2*z^5 + 408*y^3*z^5 + 449*z^6 - 1542*y*z^6 + 45*y^2*z^6 - 238*z^7 - 24*y*z^7)/(24*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 1, 0, z] + ((((3*I)/4)*Pi*(-17*y^4 + 34*y^5 - 17*y^6 + 110*y*z - 440*y^2*z + 592*y^3*z - 278*y^4*z + 8*y^5*z + 8*y^6*z - 55*z^2 + 228*y^2*z^2 - 132*y^3*z^2 - 82*y^4*z^2 + 32*y^5*z^2 + 110*z^3 - 288*y*z^3 + 402*y^2*z^3 - 308*y^3*z^3 + 48*y^4*z^3 - 72*z^4 + 248*y*z^4 - 262*y^2*z^4 + 32*y^3*z^4 + 26*z^5 - 70*y*z^5 + 8*y^2*z^5 - 9*z^6))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (270*y^5 - 1596*y^6 + 3162*y^7 - 2616*y^8 + 780*y^9 + 1530*y^4*z - 8694*y^5*z + 17631*y^6*z - 15372*y^7*z + 4977*y^8*z - 72*y^9*z + 720*y^3*z^2 - 8211*y^4*z^2 + 23094*y^5*z^2 - 24938*y^6*z^2 + 9620*y^7*z^2 - 285*y^8*z^2 + 858*y^2*z^3 - 7092*y^3*z^3 + 21042*y^4*z^3 - 26240*y^5*z^3 + 12942*y^6*z^3 - 1596*y^7*z^3 + 216*y*z^4 - 4245*y^2*z^4 + 16146*y^3*z^4 - 24099*y^4*z^4 + 15772*y^5*z^4 - 4350*y^6*z^4 + 54*z^5 - 912*y*z^5 + 5997*y^2*z^5 - 12518*y^3*z^5 + 11411*y^4*z^5 - 5412*y^5*z^5 - 174*z^6 + 1212*y*z^6 - 2933*y^2*z^6 + 3588*y^3*z^6 - 3333*y^4*z^6 + 180*z^7 - 516*y*z^7 + 442*y^2*z^7 - 1056*y^3*z^7 - 60*z^8 + 12*y*z^8 - 168*y^2*z^8)/(24*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2*(y + z)^4))* G[0, 1 - y, 1, 0, z] + ((((-3*I)/4)*Pi*(-35 + 70*y - 35*y^2 + 53*z - 70*y*z + 17*y^2*z - 18*z^2))/((-1 + y)^2*z*(-1 + y + z)^2) + (-540*y^3 + 2160*y^4 - 3240*y^5 + 2160*y^6 - 540*y^7 + 561*y*z - 4425*y^2*z + 12806*y^3*z - 17526*y^4*z + 11577*y^5*z - 3041*y^6*z + 48*y^7*z - 2805*z^2 + 13527*y*z^2 - 25032*y^2*z^2 + 22443*y^3*z^2 - 9806*y^4*z^2 + 1822*y^5*z^2 - 149*y^6*z^2 + 3948*z^3 - 15888*y*z^3 + 24519*y^2*z^3 - 16349*y^3*z^3 + 3065*y^4*z^3 + 543*y^5*z^3 - 406*z^4 + 735*y*z^4 + 1155*y^2*z^4 - 3851*y^3*z^4 + 1881*y^4*z^4 - 519*z^5 + 1429*y*z^5 - 2693*y^2*z^5 + 1297*y^3*z^5 - 218*z^6 - 100*y*z^6 + 156*y^2*z^6)/(24*(-1 + y)^3*z^2*(-1 + y + z)^2* (y + z)^3))*G[1, 0, 0, 0, y] + ((((-51*I)/4)*Pi*(-1 + z))/(z*(-1 + y + z)^2) + (-561*y + 1683*y^2 - 1469*y^3 + 191*y^4 + 156*y^5 + 2805*z - 5049*y*z + 1203*y^2*z + 872*y^3*z + 121*y^4*z - 6732*z^2 + 10740*y*z^2 - 4701*y^2*z^2 + 597*y^3*z^2 + 4702*z^3 - 6205*y*z^3 + 1503*y^2*z^3 - 823*z^4 + 919*y*z^4 + 48*z^5)/ (24*(-1 + y)*z*(-1 + y + z)^2*(y + z)^3))*G[1, 0, 0, 0, z] + ((((3*I)/4)*Pi*(-17*y^4 + 34*y^5 - 17*y^6 + 110*y*z - 440*y^2*z + 592*y^3*z - 274*y^4*z + 12*y^6*z - 55*z^2 + 228*y^2*z^2 - 116*y^3*z^2 - 114*y^4*z^2 + 48*y^5*z^2 + 110*z^3 - 288*y*z^3 + 426*y^2*z^3 - 356*y^3*z^3 + 72*y^4*z^3 - 72*z^4 + 264*y*z^4 - 294*y^2*z^4 + 48*y^3*z^4 + 30*z^5 - 78*y*z^5 + 12*y^2*z^5 - 9*z^6))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (-204*y^5 + 1350*y^6 - 3366*y^7 + 4038*y^8 - 2358*y^9 + 540*y^10 - 1344*y^4*z + 8388*y^5*z - 20692*y^6*z + 25236*y^7*z - 15276*y^8*z + 3736*y^9*z - 48*y^10*z - 438*y^3*z^2 + 5661*y^4*z^2 - 20059*y^5*z^2 + 31141*y^6*z^2 - 22727*y^7*z^2 + 6542*y^8*z^2 - 120*y^9*z^2 - 732*y^2*z^3 + 5706*y^3*z^3 - 18342*y^4*z^3 + 30622*y^5*z^3 - 27094*y^6*z^3 + 11232*y^7*z^3 - 1356*y^8*z^3 - 264*y*z^4 + 4239*y^2*z^4 - 17353*y^3*z^4 + 33909*y^4*z^4 - 36551*y^5*z^4 + 20592*y^6*z^4 - 4428*y^7*z^4 - 66*z^5 + 1050*y*z^5 - 6622*y^2*z^5 + 17926*y^3*z^5 - 25964*y^4*z^5 + 19688*y^5*z^5 - 5796*y^6*z^5 + 186*z^6 - 1350*y*z^6 + 4048*y^2*z^6 - 7786*y^3*z^6 + 8634*y^4*z^6 - 3588*y^5*z^6 - 180*z^7 + 648*y*z^7 - 1160*y^2*z^7 + 1832*y^3*z^7 - 1104*y^4*z^7 + 60*z^8 - 72*y*z^8 + 180*y^2*z^8 - 168*y^3*z^8)/(24*(-1 + y)^3*y^2*z^2*(-1 + y + z)^2*(y + z)^4))* G[1, 0, 1, 0, y] + ((((3*I)/2)*Pi*(-1 + z)*(1 - z + 4*z^2))/ (z^3*(-1 + y + z)^2) + (140*y^5 - 400*y^6 + 380*y^7 - 120*y^8 + 420*y^4*z - 1468*y^5*z + 1796*y^6*z - 868*y^7*z + 120*y^8*z + 261*y^3*z^2 - 1380*y^4*z^2 + 2090*y^5*z^2 - 1102*y^6*z^2 + 149*y^7*z^2 - 18*y^8*z^2 + 455*y^2*z^3 - 1726*y^3*z^3 + 1598*y^4*z^3 + 777*y^5*z^3 - 1425*y^6*z^3 + 321*y^7*z^3 - 180*y*z^4 - 232*y^2*z^4 + 770*y^3*z^4 + 1523*y^4*z^4 - 3264*y^5*z^4 + 1167*y^6*z^4 - 60*z^5 + 768*y*z^5 - 1576*y^2*z^5 + 2417*y^3*z^5 - 3742*y^4*z^5 + 1761*y^5*z^5 + 180*z^6 - 1008*y*z^6 + 1803*y^2*z^6 - 2538*y^3*z^6 + 1563*y^4*z^6 - 180*z^7 + 432*y*z^7 - 618*y^2*z^7 + 798*y^3*z^7 + 60*z^8 - 12*y*z^8 + 168*y^2*z^8)/ (24*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2*(y + z)^3))*G[1, 0, 1, 0, z] + ((((3*I)/2)*Pi*(-12*y^4 + 24*y^5 - 12*y^6 + 66*y*z - 264*y^2*z + 348*y^3*z - 142*y^4*z - 14*y^5*z + 6*y^6*z - 33*z^2 + 126*y^2*z^2 - 16*y^3*z^2 - 111*y^4*z^2 + 24*y^5*z^2 + 66*z^3 - 180*y*z^3 + 318*y^2*z^3 - 280*y^3*z^3 + 36*y^4*z^3 - 45*z^4 + 194*y*z^4 - 233*y^2*z^4 + 24*y^3*z^4 + 26*z^5 - 72*y*z^5 + 6*y^2*z^5 - 10*z^6))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (-258*y^3 + 1626*y^4 - 3930*y^5 + 4614*y^6 - 2652*y^7 + 600*y^8 - 1362*y^2*z + 8628*y^3*z - 21161*y^4*z + 25335*y^5*z - 14889*y^6*z + 3449*y^7*z - 1652*y*z^2 + 12382*y^2*z^2 - 34012*y^3*z^2 + 44073*y^4*z^2 - 27143*y^5*z^2 + 6165*y^6*z^2 + 187*y^7*z^2 - 1193*z^3 + 10691*y*z^3 - 33180*y^2*z^3 + 47220*y^3*z^3 - 31387*y^4*z^3 + 7893*y^5*z^3 - 80*y^6*z^3 + 3376*z^4 - 17120*y*z^4 + 31938*y^2*z^4 - 26462*y^3*z^4 + 9654*y^4*z^4 - 1530*y^5*z^4 - 2656*z^5 + 9184*y*z^5 - 11248*y^2*z^5 + 6744*y^3*z^5 - 2240*y^4*z^5 + 469*z^6 - 1235*y*z^6 + 1767*y^2*z^6 - 1145*y^3*z^6 + 32*z^7 + 100*y*z^7 - 168*y^2*z^7)/(24*(-1 + y)^3*z^2*(-1 + y + z)^2* (y + z)^4))*G[1, 1, 0, 0, y] + ((((9*I)/2)*Pi*(-1 + z))/(z*(-1 + y + z)^2) + (-5*y^5 + 10*y^6 - 5*y^7 + y^3*z - 21*y^4*z - 27*y^5*z + 111*y^6*z - 62*y^7*z - 2*y^8*z - 85*y^2*z^2 + 283*y^3*z^2 - 527*y^4*z^2 + 658*y^5*z^2 - 394*y^6*z^2 + 65*y^7*z^2 - 30*y*z^3 + 331*y^2*z^3 - 953*y^3*z^3 + 1388*y^4*z^3 - 1049*y^5*z^3 + 277*y^6*z^3 - 10*z^4 + 128*y*z^4 - 535*y^2*z^4 + 1081*y^3*z^4 - 1163*y^4*z^4 + 427*y^5*z^4 + 30*z^5 - 168*y*z^5 + 363*y^2*z^5 - 546*y^3*z^5 + 321*y^4*z^5 - 30*z^6 + 72*y*z^6 - 102*y^2*z^6 + 132*y^3*z^6 + 10*z^7 - 2*y*z^7 + 28*y^2*z^7)/(4*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2* (y + z)^3))*G[1, 1, 0, 0, z] + ((((-3*I)/2)*Pi*(-4 + 8*y - 4*y^2 + 10*z - 14*y*z + 4*y^2*z - 3*z^2))/ ((-1 + y)^2*z*(-1 + y + z)^2) + (-66*y^5 + 258*y^6 - 378*y^7 + 246*y^8 - 60*y^9 - 423*y^4*z + 1794*y^5*z - 2717*y^6*z + 1738*y^7*z - 386*y^8*z - 6*y^9*z - 1604*y^3*z^2 + 6626*y^4*z^2 - 9446*y^5*z^2 + 5121*y^6*z^2 - 662*y^7*z^2 - 35*y^8*z^2 + 1180*y^2*z^3 - 1752*y^3*z^3 - 168*y^4*z^3 - 214*y^5*z^3 + 586*y^6*z^3 + 508*y^7*z^3 - 240*y*z^4 - 860*y^2*z^4 + 3434*y^3*z^4 - 4840*y^4*z^4 + 1050*y^5*z^4 + 2232*y^6*z^4 - 60*z^5 + 948*y*z^5 - 1906*y^2*z^5 + 248*y^3*z^5 - 1082*y^4*z^5 + 3556*y^5*z^5 + 180*z^6 - 1188*y*z^6 + 1677*y^2*z^6 - 1568*y^3*z^6 + 2755*y^4*z^6 - 180*z^7 + 492*y*z^7 - 370*y^2*z^7 + 1062*y^3*z^7 + 60*z^8 - 12*y*z^8 + 168*y^2*z^8)/(24*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2*(y + z)^4))* G[1, 1, 1, 0, y] + G[-y, z]* ((Pi^2*(-9*y^4 + 20*y^5 - 10*y^6 - 36*y^3*z + 98*y^4*z - 60*y^5*z - 54*y^2*z^2 + 192*y^3*z^2 - 145*y^4*z^2 + 96*y*z^3 - 76*y^2*z^3 - 48*y^3*z^3 - 75*z^4 - 40*y*z^4 + 78*y^2*z^4 + 150*z^5 - 40*y*z^5 - 71*z^6)*G[0, 1, y])/(24*z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(27*y^4 - 60*y^5 + 30*y^6 + 108*y^3*z - 294*y^4*z + 180*y^5*z + 162*y^2*z^2 - 576*y^3*z^2 + 443*y^4*z^2 - 112*y*z^3 - 124*y^2*z^3 + 352*y^3*z^3 + 137*z^4 - 56*y*z^4 + 78*y^2*z^4 - 274*z^5 + 152*y*z^5 + 133*z^6)*G[1, 0, y])/(24*z^3*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(-11*y^4 + 20*y^5 - 10*y^6 - 44*y^3*z + 102*y^4*z - 60*y^5*z - 66*y^2*z^2 + 208*y^3*z^2 - 153*y^4*z^2 - 132*y*z^3 + 388*y^2*z^3 - 300*y^3*z^3 + 33*z^4 + 196*y*z^4 - 300*y^2*z^4 - 66*z^5 - 72*y*z^5 + 31*z^6)*G[1, 1, y])/ (24*z^3*(-1 + y + z)^2*(y + z)^4) + ((((3*I)/2)*Pi*(9*y^4 - 20*y^5 + 10*y^6 + 36*y^3*z - 98*y^4*z + 60*y^5*z + 54*y^2*z^2 - 192*y^3*z^2 + 147*y^4*z^2 - 52*y*z^3 - 12*y^2*z^3 + 100*y^3*z^3 + 53*z^4 - 4*y*z^4 - 106*z^5 + 48*y*z^5 + 51*z^6))/(z^3*(-1 + y + z)^2*(y + z)^4) + (324*y^6 - 1219*y^7 + 1723*y^8 - 1085*y^9 + 257*y^10 + 1146*y^5*z - 4978*y^6*z + 8105*y^7*z - 5920*y^8*z + 1707*y^9*z - 60*y^10*z + 987*y^4*z^2 - 6024*y^5*z^2 + 12803*y^6*z^2 - 11824*y^7*z^2 + 4400*y^8*z^2 - 342*y^9*z^2 + 1436*y^3*z^3 - 7413*y^4*z^3 + 15680*y^5*z^3 - 15756*y^6*z^3 + 6800*y^7*z^3 - 747*y^8*z^3 - 637*y^2*z^4 + 137*y^3*z^4 + 4952*y^4*z^4 - 8955*y^5*z^4 + 5025*y^6*z^4 - 414*y^7*z^4 - 108*y*z^5 + 2000*y^2*z^5 - 4313*y^3*z^5 + 2308*y^4*z^5 - 307*y^5*z^5 + 960*y^6*z^5 - 27*z^6 + 456*y*z^6 - 2349*y^2*z^6 + 3306*y^3*z^6 - 2154*y^4*z^6 + 1848*y^5*z^6 + 87*z^7 - 606*y*z^7 + 1038*y^2*z^7 - 786*y^3*z^7 + 1347*y^4*z^7 - 90*z^8 + 258*y*z^8 - 120*y^2*z^8 + 492*y^3*z^8 + 30*z^9 - 6*y*z^9 + 84*y^2*z^9)/(12*(-1 + y)^2*y^2*z^3* (-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, y] + ((((3*I)/2)*Pi*(9*y^4 - 20*y^5 + 10*y^6 + 36*y^3*z - 98*y^4*z + 60*y^5*z + 54*y^2*z^2 - 192*y^3*z^2 + 147*y^4*z^2 - 52*y*z^3 - 12*y^2*z^3 + 100*y^3*z^3 + 53*z^4 - 4*y*z^4 - 106*z^5 + 48*y*z^5 + 51*z^6))/(z^3*(-1 + y + z)^2*(y + z)^4) + (324*y^6 - 1219*y^7 + 1723*y^8 - 1085*y^9 + 257*y^10 + 1146*y^5*z - 4978*y^6*z + 8105*y^7*z - 5920*y^8*z + 1707*y^9*z - 60*y^10*z + 987*y^4*z^2 - 6024*y^5*z^2 + 12803*y^6*z^2 - 11824*y^7*z^2 + 4400*y^8*z^2 - 342*y^9*z^2 + 1436*y^3*z^3 - 7413*y^4*z^3 + 15680*y^5*z^3 - 15756*y^6*z^3 + 6800*y^7*z^3 - 747*y^8*z^3 - 637*y^2*z^4 + 137*y^3*z^4 + 4952*y^4*z^4 - 8955*y^5*z^4 + 5025*y^6*z^4 - 414*y^7*z^4 - 108*y*z^5 + 2000*y^2*z^5 - 4313*y^3*z^5 + 2308*y^4*z^5 - 307*y^5*z^5 + 960*y^6*z^5 - 27*z^6 + 456*y*z^6 - 2349*y^2*z^6 + 3306*y^3*z^6 - 2154*y^4*z^6 + 1848*y^5*z^6 + 87*z^7 - 606*y*z^7 + 1038*y^2*z^7 - 786*y^3*z^7 + 1347*y^4*z^7 - 90*z^8 + 258*y*z^8 - 120*y^2*z^8 + 492*y^3*z^8 + 30*z^9 - 6*y*z^9 + 84*y^2*z^9)/(12*(-1 + y)^2*y^2*z^3* (-1 + y + z)^2*(y + z)^4))*G[1, 1, 0, y] + ((7*y^4 - 20*y^5 + 10*y^6 + 28*y^3*z - 94*y^4*z + 60*y^5*z + 42*y^2*z^2 - 176*y^3*z^2 + 137*y^4*z^2 - 324*y*z^3 + 540*y^2*z^3 - 204*y^3*z^3 + 183*z^4 + 276*y*z^4 - 456*y^2*z^4 - 366*z^5 + 8*y*z^5 + 173*z^6)*G[0, 0, 1, 0, y])/(4*z^3*(-1 + y + z)^2* (y + z)^4) + ((-43*y^4 + 100*y^5 - 50*y^6 - 172*y^3*z + 486*y^4*z - 300*y^5*z - 258*y^2*z^2 + 944*y^3*z^2 - 733*y^4*z^2 + 356*y*z^3 - 140*y^2*z^3 - 404*y^3*z^3 - 307*z^4 - 84*y*z^4 + 144*y^2*z^4 + 614*z^5 - 232*y*z^5 - 297*z^6)*G[0, 1, 0, 0, y])/ (4*z^3*(-1 + y + z)^2*(y + z)^4) + ((9*y^4 - 20*y^5 + 10*y^6 + 36*y^3*z - 98*y^4*z + 60*y^5*z + 54*y^2*z^2 - 192*y^3*z^2 + 145*y^4*z^2 - 96*y*z^3 + 76*y^2*z^3 + 48*y^3*z^3 + 75*z^4 + 40*y*z^4 - 78*y^2*z^4 - 150*z^5 + 40*y*z^5 + 71*z^6)*G[0, 1, 1, 0, y])/(4*z^3*(-1 + y + z)^2*(y + z)^4) + ((-17*y^4 + 40*y^5 - 20*y^6 - 68*y^3*z + 194*y^4*z - 120*y^5*z - 102*y^2*z^2 + 376*y^3*z^2 - 292*y^4*z^2 + 174*y*z^3 - 120*y^2*z^3 - 126*y^3*z^3 - 138*z^4 - 66*y*z^4 + 111*y^2*z^4 + 276*z^5 - 88*y*z^5 - 133*z^6)*G[1, 0, 1, 0, y])/(2*z^3*(-1 + y + z)^2* (y + z)^4) + ((-43*y^4 + 100*y^5 - 50*y^6 - 172*y^3*z + 486*y^4*z - 300*y^5*z - 258*y^2*z^2 + 944*y^3*z^2 - 733*y^4*z^2 + 356*y*z^3 - 140*y^2*z^3 - 404*y^3*z^3 - 307*z^4 - 84*y*z^4 + 144*y^2*z^4 + 614*z^5 - 232*y*z^5 - 297*z^6)*G[1, 1, 0, 0, y])/ (4*z^3*(-1 + y + z)^2*(y + z)^4) + ((11*y^4 - 20*y^5 + 10*y^6 + 44*y^3*z - 102*y^4*z + 60*y^5*z + 66*y^2*z^2 - 208*y^3*z^2 + 153*y^4*z^2 + 132*y*z^3 - 388*y^2*z^3 + 300*y^3*z^3 - 33*z^4 - 196*y*z^4 + 300*y^2*z^4 + 66*z^5 + 72*y*z^5 - 31*z^6)*G[1, 1, 1, 0, y])/(4*z^3*(-1 + y + z)^2* (y + z)^4)) + ((((-3*I)/2)*Pi*(-1 + z)*(1 - z + z^2))/ (z^3*(-1 + y + z)^2) + (-70*y^5 + 200*y^6 - 190*y^7 + 60*y^8 - 210*y^4*z + 722*y^5*z - 874*y^6*z + 422*y^7*z - 60*y^8*z - 174*y^3*z^2 + 816*y^4*z^2 - 1417*y^5*z^2 + 1088*y^6*z^2 - 319*y^7*z^2 + 6*y^8*z^2 - 490*y^2*z^3 + 1922*y^3*z^3 - 2989*y^4*z^3 + 2433*y^5*z^3 - 969*y^6*z^3 + 93*y^7*z^3 - 90*y*z^4 + 1526*y^2*z^4 - 4069*y^3*z^4 + 4745*y^4*z^4 - 2763*y^5*z^4 + 543*y^6*z^4 - 30*z^5 + 384*y*z^5 - 1831*y^2*z^5 + 3497*y^3*z^5 - 3319*y^4*z^5 + 1083*y^5*z^5 + 90*z^6 - 504*y*z^6 + 1041*y^2*z^6 - 1590*y^3*z^6 + 963*y^4*z^6 - 90*z^7 + 216*y*z^7 - 330*y^2*z^7 + 420*y^3*z^7 + 30*z^8 - 6*y*z^8 + 84*y^2*z^8)/(12*(-1 + y)^2*y^2*z^3* (-1 + y + z)^2*(y + z)^3))*G[1, 1, 1, 0, z] + ((((-3*I)/2)*Pi*(-1 + z)*(-1 + z + 2*z^2))/(z^3*(-1 + y + z)^2) + (140*y^5 - 400*y^6 + 380*y^7 - 120*y^8 + 420*y^4*z - 1456*y^5*z + 1772*y^6*z - 856*y^7*z + 120*y^8*z + 513*y^3*z^2 - 2328*y^4*z^2 + 3881*y^5*z^2 - 2824*y^6*z^2 + 752*y^7*z^2 + 6*y^8*z^2 + 155*y^2*z^3 - 1570*y^3*z^3 + 4355*y^4*z^3 - 5208*y^5*z^3 + 2538*y^6*z^3 - 270*y^7*z^3 + 180*y*z^4 - 1084*y^2*z^4 + 3167*y^3*z^4 - 5428*y^4*z^4 + 4479*y^5*z^4 - 1098*y^6*z^4 + 60*z^5 - 768*y*z^5 + 2327*y^2*z^5 - 4006*y^3*z^5 + 4667*y^4*z^5 - 1848*y^5*z^5 - 180*z^6 + 1008*y*z^6 - 1872*y^2*z^6 + 2724*y^3*z^6 - 1680*y^4*z^6 + 180*z^7 - 432*y*z^7 + 642*y^2*z^7 - 822*y^3*z^7 - 60*z^8 + 12*y*z^8 - 168*y^2*z^8)/(24*(-1 + y)^2*y^2*z^3* (-1 + y + z)^2*(y + z)^3))*G[1, 1 - y, 1, 0, z] + ((((-3*I)/4)*Pi*(20*y^4 - 80*y^5 + 120*y^6 - 80*y^7 + 20*y^8 + 80*y^3*z - 360*y^4*z + 600*y^5*z - 440*y^6*z + 120*y^7*z + 120*y^2*z^2 - 640*y^3*z^2 + 1231*y^4*z^2 - 1022*y^5*z^2 + 311*y^6*z^2 - 30*y*z^3 - 120*y^2*z^3 + 664*y^3*z^3 - 862*y^4*z^3 + 352*y^5*z^3 - 4*y^6*z^3 + 75*z^4 - 240*y*z^4 + 456*y^2*z^4 - 548*y^3*z^4 + 278*y^4*z^4 - 16*y^5*z^4 - 150*z^5 + 464*y*z^5 - 562*y^2*z^5 + 292*y^3*z^5 - 24*y^4*z^5 + 86*z^6 - 228*y*z^6 + 188*y^2*z^6 - 16*y^3*z^6 - 14*z^7 + 38*y*z^7 - 4*y^2*z^7 + 5*z^8))/ ((-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + (-508*y^6 + 2038*y^7 - 3066*y^8 + 2050*y^9 - 514*y^10 - 1762*y^5*z + 7614*y^6*z - 12396*y^7*z + 9118*y^8*z - 2694*y^9*z + 120*y^10*z - 1545*y^4*z^2 + 7886*y^5*z^2 - 14505*y^6*z^2 + 12174*y^7*z^2 - 4652*y^8*z^2 + 642*y^9*z^2 - 1156*y^3*z^3 + 5641*y^4*z^3 - 9366*y^5*z^3 + 7088*y^6*z^3 - 3638*y^7*z^3 + 1431*y^8*z^3 + 551*y^2*z^4 - 1908*y^3*z^4 + 4686*y^4*z^4 - 7870*y^5*z^4 + 4173*y^6*z^4 + 612*y^7*z^4 + 240*y*z^5 - 3535*y^2*z^5 + 12234*y^3*z^5 - 20139*y^4*z^5 + 14624*y^5*z^5 - 2664*y^6*z^5 + 60*z^6 - 948*y*z^6 + 5601*y^2*z^6 - 13058*y^3*z^6 + 13577*y^4*z^6 - 4632*y^5*z^6 - 180*z^7 + 1188*y*z^7 - 3203*y^2*z^7 + 5010*y^3*z^7 - 3135*y^4*z^7 + 180*z^8 - 492*y*z^8 + 730*y^2*z^8 - 1038*y^3*z^8 - 60*z^9 + 12*y*z^9 - 168*y^2*z^9)/(24*(-1 + y)^2*y^2*z^3* (-1 + y + z)^2*(y + z)^4))*G[1 - y, 0, 1, 0, z] + ((((3*I)/2)*Pi*(-5*y^4 + 10*y^5 - 5*y^6 + 66*y*z - 264*y^2*z + 376*y^3*z - 217*y^4*z + 36*y^5*z + 3*y^6*z - 33*z^2 + 168*y^2*z^2 - 176*y^3*z^2 + 27*y^4*z^2 + 12*y^5*z^2 + 66*z^3 - 152*y*z^3 + 148*y^2*z^3 - 88*y^3*z^3 + 18*y^4*z^3 - 38*z^4 + 104*y*z^4 - 90*y^2*z^4 + 12*y^3*z^4 + 7*z^5 - 18*y*z^5 + 3*y^2*z^5 - 2*z^6))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (390*y^5 - 2010*y^6 + 3690*y^7 - 2910*y^8 + 840*y^9 + 2016*y^4*z - 10602*y^5*z + 20587*y^6*z - 17516*y^7*z + 5599*y^8*z - 84*y^9*z + 1760*y^3*z^2 - 12902*y^4*z^2 + 31546*y^5*z^2 - 32449*y^6*z^2 + 12392*y^7*z^2 - 347*y^8*z^2 + 959*y^2*z^3 - 9234*y^3*z^3 + 27978*y^4*z^3 - 36026*y^5*z^3 + 18289*y^6*z^3 - 1700*y^7*z^3 + 240*y*z^4 - 4402*y^2*z^4 + 17784*y^3*z^4 - 29784*y^4*z^4 + 21396*y^5*z^4 - 4386*y^6*z^4 + 60*z^5 - 948*y*z^5 + 6108*y^2*z^5 - 14412*y^3*z^5 + 15260*y^4*z^5 - 5336*y^5*z^5 - 180*z^6 + 1188*y*z^6 - 3243*y^2*z^6 + 5254*y^3*z^6 - 3251*y^4*z^6 + 180*z^7 - 492*y*z^7 + 746*y^2*z^7 - 1032*y^3*z^7 - 60*z^8 + 12*y*z^8 - 168*y^2*z^8)/(24*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1, 0, 0, z] + ((((33*I)/2)*Pi*(2*y - z))/(y + z)^4 + (42*y^5 - 114*y^6 + 102*y^7 - 30*y^8 + 426*y^4*z - 1542*y^5*z + 2266*y^6*z - 1634*y^7*z + 508*y^8*z - 24*y^9*z - 896*y^3*z^2 + 3386*y^4*z^2 - 4322*y^5*z^2 + 1444*y^6*z^2 + 670*y^7*z^2 - 282*y^8*z^2 + 1117*y^2*z^3 - 2658*y^3*z^3 + 2118*y^4*z^3 - 3282*y^5*z^3 + 4575*y^6*z^3 - 1608*y^7*z^3 + 240*y*z^4 - 3806*y^2*z^4 + 10220*y^3*z^4 - 14074*y^4*z^4 + 12116*y^5*z^4 - 3864*y^6*z^4 + 60*z^5 - 948*y*z^5 + 4841*y^2*z^5 - 10002*y^3*z^5 + 11329*y^4*z^5 - 4572*y^5*z^5 - 180*z^6 + 1188*y*z^6 - 2690*y^2*z^6 + 4320*y^3*z^6 - 2886*y^4*z^6 + 180*z^7 - 492*y*z^7 + 706*y^2*z^7 - 996*y^3*z^7 - 60*z^8 + 12*y*z^8 - 168*y^2*z^8)/ (24*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1, 1, 0, z] + ((((3*I)/2)*Pi*(10*y^4 - 40*y^5 + 60*y^6 - 40*y^7 + 10*y^8 + 40*y^3*z - 180*y^4*z + 300*y^5*z - 220*y^6*z + 60*y^7*z + 60*y^2*z^2 - 320*y^3*z^2 + 615*y^4*z^2 - 510*y^5*z^2 + 155*y^6*z^2 + 18*y*z^3 - 192*y^2*z^3 + 528*y^3*z^3 - 561*y^4*z^3 + 208*y^5*z^3 - y^6*z^3 + 21*z^4 - 120*y*z^4 + 324*y^2*z^4 - 408*y^3*z^4 + 191*y^4*z^4 - 4*y^5*z^4 - 42*z^5 + 164*y*z^5 - 256*y^2*z^5 + 156*y^3*z^5 - 6*y^4*z^5 + 26*z^6 - 88*y*z^6 + 90*y^2*z^6 - 4*y^3*z^6 - 9*z^7 + 26*y*z^7 - y^2*z^7 + 4*z^8))/((-1 + y)^2*z^3*(-1 + y + z)^2* (y + z)^4) + (508*y^6 - 2038*y^7 + 3066*y^8 - 2050*y^9 + 514*y^10 + 1924*y^5*z - 8340*y^6*z + 13602*y^7*z - 10000*y^8*z + 2934*y^9*z - 120*y^10*z + 2424*y^4*z^2 - 12020*y^5*z^2 + 21845*y^6*z^2 - 18034*y^7*z^2 + 6493*y^8*z^2 - 708*y^9*z^2 + 904*y^3*z^3 - 6394*y^4*z^3 + 13916*y^5*z^3 - 13325*y^6*z^3 + 6542*y^7*z^3 - 1643*y^8*z^3 + 106*y^2*z^4 - 510*y^3*z^4 + 234*y^4*z^4 + 1238*y^5*z^4 + 46*y^6*z^4 - 1244*y^7*z^4 - 240*y*z^5 + 1714*y^2*z^5 - 5710*y^3*z^5 + 10064*y^4*z^5 - 7530*y^5*z^5 + 1398*y^6*z^5 - 60*z^6 + 948*y*z^6 - 3955*y^2*z^6 + 7754*y^3*z^6 - 8099*y^4*z^6 + 3496*y^5*z^6 + 180*z^7 - 1188*y*z^7 + 2601*y^2*z^7 - 3614*y^3*z^7 + 2797*y^4*z^7 - 180*z^8 + 492*y*z^8 - 634*y^2*z^8 + 1056*y^3*z^8 + 60*z^9 - 12*y*z^9 + 168*y^2*z^9)/ (24*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1 - y, 1, 0, z] + ((((3*I)/2)*Pi*(9*y^4 - 20*y^5 + 10*y^6 + 36*y^3*z - 98*y^4*z + 60*y^5*z + 54*y^2*z^2 - 192*y^3*z^2 + 147*y^4*z^2 - 52*y*z^3 - 12*y^2*z^3 + 100*y^3*z^3 + 53*z^4 - 4*y*z^4 - 106*z^5 + 48*y*z^5 + 51*z^6))/(z^3*(-1 + y + z)^2*(y + z)^4) + (324*y^6 - 1219*y^7 + 1723*y^8 - 1085*y^9 + 257*y^10 + 1146*y^5*z - 4978*y^6*z + 8105*y^7*z - 5920*y^8*z + 1707*y^9*z - 60*y^10*z + 987*y^4*z^2 - 6024*y^5*z^2 + 12803*y^6*z^2 - 11824*y^7*z^2 + 4400*y^8*z^2 - 342*y^9*z^2 + 1436*y^3*z^3 - 7413*y^4*z^3 + 15680*y^5*z^3 - 15756*y^6*z^3 + 6800*y^7*z^3 - 747*y^8*z^3 - 637*y^2*z^4 + 137*y^3*z^4 + 4952*y^4*z^4 - 8955*y^5*z^4 + 5025*y^6*z^4 - 414*y^7*z^4 - 108*y*z^5 + 2000*y^2*z^5 - 4313*y^3*z^5 + 2308*y^4*z^5 - 307*y^5*z^5 + 960*y^6*z^5 - 27*z^6 + 456*y*z^6 - 2349*y^2*z^6 + 3306*y^3*z^6 - 2154*y^4*z^6 + 1848*y^5*z^6 + 87*z^7 - 606*y*z^7 + 1038*y^2*z^7 - 786*y^3*z^7 + 1347*y^4*z^7 - 90*z^8 + 258*y*z^8 - 120*y^2*z^8 + 492*y^3*z^8 + 30*z^9 - 6*y*z^9 + 84*y^2*z^9)/(12*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2* (y + z)^4))*G[-y, 0, 1, 0, z] + ((((3*I)/2)*Pi*(9*y^4 - 20*y^5 + 10*y^6 + 36*y^3*z - 98*y^4*z + 60*y^5*z + 54*y^2*z^2 - 192*y^3*z^2 + 147*y^4*z^2 - 52*y*z^3 - 12*y^2*z^3 + 100*y^3*z^3 + 53*z^4 - 4*y*z^4 - 106*z^5 + 48*y*z^5 + 51*z^6))/(z^3*(-1 + y + z)^2*(y + z)^4) + (324*y^6 - 1219*y^7 + 1723*y^8 - 1085*y^9 + 257*y^10 + 1146*y^5*z - 4978*y^6*z + 8105*y^7*z - 5920*y^8*z + 1707*y^9*z - 60*y^10*z + 987*y^4*z^2 - 6024*y^5*z^2 + 12803*y^6*z^2 - 11824*y^7*z^2 + 4400*y^8*z^2 - 342*y^9*z^2 + 1436*y^3*z^3 - 7413*y^4*z^3 + 15680*y^5*z^3 - 15756*y^6*z^3 + 6800*y^7*z^3 - 747*y^8*z^3 - 637*y^2*z^4 + 137*y^3*z^4 + 4952*y^4*z^4 - 8955*y^5*z^4 + 5025*y^6*z^4 - 414*y^7*z^4 - 108*y*z^5 + 2000*y^2*z^5 - 4313*y^3*z^5 + 2308*y^4*z^5 - 307*y^5*z^5 + 960*y^6*z^5 - 27*z^6 + 456*y*z^6 - 2349*y^2*z^6 + 3306*y^3*z^6 - 2154*y^4*z^6 + 1848*y^5*z^6 + 87*z^7 - 606*y*z^7 + 1038*y^2*z^7 - 786*y^3*z^7 + 1347*y^4*z^7 - 90*z^8 + 258*y*z^8 - 120*y^2*z^8 + 492*y^3*z^8 + 30*z^9 - 6*y*z^9 + 84*y^2*z^9)/(12*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2* (y + z)^4))*G[-y, 1 - y, 1, 0, z] + (137*G[0, 0, 0, 0, 0, y])/ (4*(-1 + y)^2*z) + ((-110*y^4 + 440*y^5 - 660*y^6 + 440*y^7 - 110*y^8 - 242*y*z + 1452*y^2*z - 4070*y^3*z + 6791*y^4*z - 6878*y^5*z + 3944*y^6*z - 1050*y^7*z + 53*y^8*z + 121*z^2 - 242*y*z^2 - 1265*y^2*z^2 + 5824*y^3*z^2 - 9540*y^4*z^2 + 7490*y^5*z^2 - 2627*y^6*z^2 + 212*y^7*z^2 - 242*z^3 + 528*y*z^3 + 1454*y^2*z^3 - 5812*y^3*z^3 + 6858*y^4*z^3 - 3212*y^5*z^3 + 318*y^6*z^3 + 11*z^4 + 720*y*z^4 - 3104*y^2*z^4 + 4396*y^3*z^4 - 2397*y^4*z^4 + 212*y^5*z^4 + 191*z^5 - 1100*y*z^5 + 1860*y^2*z^5 - 1112*y^3*z^5 + 53*y^4*z^5 - 123*z^6 + 372*y*z^6 - 276*y^2*z^6 + 36*z^7 - 36*y*z^7)* G[0, 0, 0, 1, 0, y])/(4*(-1 + y)^4*z*(-1 + y + z)^2*(y + z)^4) + ((-100*y^4 + 200*y^5 - 100*y^6 - 374*y*z + 1496*y^2*z - 2644*y^3*z + 2387*y^4*z - 918*y^5*z + 53*y^6*z + 187*z^2 - 1722*y^2*z^2 + 3060*y^3*z^2 - 1756*y^4*z^2 + 212*y^5*z^2 - 374*z^3 + 348*y*z^3 + 972*y^2*z^3 - 1340*y^3*z^3 + 318*y^4*z^3 + 87*z^4 + 190*y*z^4 - 603*y^2*z^4 + 212*y^3*z^4 + 91*z^5 - 220*y*z^5 + 53*y^2*z^5 - 19*z^6)* G[0, 0, 0, 1, 0, z])/(4*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((-119*y^4 + 476*y^5 - 714*y^6 + 476*y^7 - 119*y^8 + 132*y*z - 792*y^2*z + 1504*y^3*z - 531*y^4*z - 1548*y^5*z + 1886*y^6*z - 704*y^7*z + 53*y^8*z - 66*z^2 + 132*y*z^2 - 384*y^2*z^2 + 2356*y^3*z^2 - 5398*y^4*z^2 + 5184*y^5*z^2 - 2030*y^6*z^2 + 212*y^7*z^2 + 132*z^3 - 1004*y*z^3 + 3926*y^2*z^3 - 7720*y^3*z^3 + 7304*y^4*z^3 - 2932*y^5*z^3 + 318*y^6*z^3 - 185*z^4 + 1560*y*z^4 - 4254*y^2*z^4 + 4772*y^3*z^4 - 2069*y^4*z^4 + 212*y^5*z^4 + 205*z^5 - 976*y*z^5 + 1398*y^2*z^5 - 656*y^3*z^5 + 53*y^4*z^5 - 76*z^6 + 156*y*z^6 - 74*y^2*z^6)*G[0, 0, 1, 0, 0, y])/ (4*(-1 + y)^4*z*(-1 + y + z)^2*(y + z)^4) + ((93*y^4 - 279*y^5 + 279*y^6 - 93*y^7 + 396*y*z - 1980*y^2*z + 4332*y^3*z - 5181*y^4*z + 3359*y^5*z - 979*y^6*z + 53*y^7*z - 198*z^2 + 198*y*z^2 + 1746*y^2*z^2 - 4866*y^3*z^2 + 4984*y^4*z^2 - 2076*y^5*z^2 + 212*y^6*z^2 + 396*z^3 - 816*y*z^3 - 558*y^2*z^3 + 2618*y^3*z^3 - 1994*y^4*z^3 + 318*y^5*z^3 - 105*z^4 - 105*y*z^4 + 1217*y^2*z^4 - 1363*y^3*z^4 + 212*y^4*z^4 - 105*z^5 + 583*y*z^5 - 747*y^2*z^5 + 53*y^3*z^5 + 80*z^6 - 224*y*z^6 - 36*z^7)* G[0, 0, 1, 0, 0, z])/(4*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + ((74*y^4 - 296*y^5 + 444*y^6 - 296*y^7 + 74*y^8 - 44*y*z + 264*y^2*z - 364*y^3*z - 425*y^4*z + 1526*y^5*z - 1412*y^6*z + 498*y^7*z - 43*y^8*z + 22*z^2 - 44*y*z^2 + 334*y^2*z^2 - 1820*y^3*z^2 + 3739*y^4*z^2 - 3410*y^5*z^2 + 1345*y^6*z^2 - 172*y^7*z^2 - 44*z^3 + 472*y*z^3 - 2174*y^2*z^3 + 4352*y^3*z^3 - 4040*y^4*z^3 + 1668*y^5*z^3 - 258*y^6*z^3 + 96*z^4 - 868*y*z^4 + 2126*y^2*z^4 - 2052*y^3*z^4 + 834*y^4*z^4 - 172*y^5*z^4 - 121*z^5 + 350*y*z^5 - 172*y^2*z^5 - 38*y^3*z^5 - 43*y^4*z^5 - 15*z^6 + 170*y*z^6 - 161*y^2*z^6 + 36*z^7 - 36*y*z^7)*G[0, 0, 1, 1, 0, y])/ (4*(-1 + y)^4*z*(-1 + y + z)^2*(y + z)^4) + ((-13*y^4 + 39*y^5 - 39*y^6 + 13*y^7 + 22*y*z - 110*y^2*z + 168*y^3*z - 67*y^4*z - 47*y^5*z + 41*y^6*z - 7*y^7*z - 11*z^2 + 11*y*z^2 - 12*y^2*z^2 + 68*y^3*z^2 - 85*y^4*z^2 + 57*y^5*z^2 - 28*y^6*z^2 + 22*z^3 - 118*y*z^3 + 204*y^2*z^3 - 56*y^3*z^3 - 28*y^4*z^3 - 42*y^5*z^3 - 24*z^4 + 60*y*z^4 + 116*y^2*z^4 - 196*y^3*z^4 - 28*y^4*z^4 - 3*z^5 + 127*y*z^5 - 225*y^2*z^5 - 7*y^3*z^5 + 32*z^6 - 104*y*z^6 - 18*z^7)*G[0, 0, 1, 1, 0, z])/(2*(-1 + y)^3*z* (-1 + y + z)^2*(y + z)^4) + ((62*y^4 - 124*y^5 + 62*y^6 - 352*y*z + 1408*y^2*z - 1864*y^3*z + 817*y^4*z + 20*y^5*z - 29*y^6*z + 176*z^2 - 684*y^2*z^2 + 284*y^3*z^2 + 373*y^4*z^2 - 116*y^5*z^2 - 352*z^3 + 952*y*z^3 - 1418*y^2*z^3 + 1124*y^3*z^3 - 174*y^4*z^3 + 238*z^4 - 856*y*z^4 + 932*y^2*z^4 - 116*y^3*z^4 - 95*z^5 + 256*y*z^5 - 29*y^2*z^5 + 33*z^6)* G[0, 0, 1 - y, 1, 0, z])/(4*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((-133*y^4 + 532*y^5 - 798*y^6 + 532*y^7 - 133*y^8 - 374*y*z + 2244*y^2*z - 6142*y^3*z + 9831*y^4*z - 9532*y^5*z + 5170*y^6*z - 1240*y^7*z + 43*y^8*z + 187*z^2 - 374*y*z^2 - 1733*y^2*z^2 + 7824*y^3*z^2 - 12473*y^4*z^2 + 9200*y^5*z^2 - 2776*y^6*z^2 + 172*y^7*z^2 - 374*z^3 + 964*y*z^3 + 1222*y^2*z^3 - 6436*y^3*z^3 + 7334*y^4*z^3 - 2860*y^5*z^3 + 258*y^6*z^3 + 54*z^4 + 676*y*z^4 - 3136*y^2*z^4 + 4164*y^3*z^4 - 1768*y^4*z^4 + 172*y^5*z^4 + 223*z^5 - 1090*y*z^5 + 1590*y^2*z^5 - 658*y^3*z^5 + 43*y^4*z^5 - 90*z^6 + 198*y*z^6 - 81*y^2*z^6)*G[0, 1, 0, 0, 0, y])/ (4*(-1 + y)^4*z*(-1 + y + z)^2*(y + z)^4) + ((-77*y^4 + 154*y^5 - 77*y^6 - 374*y*z + 1496*y^2*z - 2552*y^3*z + 2171*y^4*z - 784*y^5*z + 43*y^6*z + 187*z^2 - 1584*y^2*z^2 + 2656*y^3*z^2 - 1439*y^4*z^2 + 172*y^5*z^2 - 374*z^3 + 440*y*z^3 + 596*y^2*z^3 - 952*y^3*z^3 + 258*y^4*z^3 + 110*z^4 + 16*y*z^4 - 346*y^2*z^4 + 172*y^3*z^4 + 59*z^5 - 134*y*z^5 + 43*y^2*z^5 - 8*z^6)* G[0, 1, 0, 0, 0, z])/(4*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((91*y^4 - 364*y^5 + 546*y^6 - 364*y^7 + 91*y^8 + 220*y*z - 1320*y^2*z + 3664*y^3*z - 6043*y^4*z + 6094*y^5*z - 3472*y^6*z + 902*y^7*z - 45*y^8*z - 110*z^2 + 220*y*z^2 + 1096*y^2*z^2 - 5132*y^3*z^2 + 8591*y^4*z^2 - 6762*y^5*z^2 + 2271*y^6*z^2 - 180*y^7*z^2 + 220*z^3 - 516*y*z^3 - 1258*y^2*z^3 + 5464*y^3*z^3 - 6464*y^4*z^3 + 2800*y^5*z^3 - 270*y^6*z^3 - 19*z^4 - 672*y*z^4 + 3076*y^2*z^4 - 4376*y^3*z^4 + 2135*y^4*z^4 - 180*y^5*z^4 - 187*z^5 + 1110*y*z^5 - 1928*y^2*z^5 + 1026*y^3*z^5 - 45*y^4*z^5 + 125*z^6 - 398*y*z^6 + 267*y^2*z^6 - 36*z^7 + 36*y*z^7)*G[0, 1, 0, 1, 0, y])/ (4*(-1 + y)^4*z*(-1 + y + z)^2*(y + z)^4) + ((y^4 - 3*y^5 + 3*y^6 - y^7 + 4*y^3*z - 14*y^4*z + 18*y^5*z - 10*y^6*z + 2*y^7*z + 6*y^2*z^2 - 26*y^3*z^2 + 11*y^4*z^2 + 63*y^5*z^2 - 85*y^6*z^2 + 31*y^7*z^2 - 62*y*z^3 + 306*y^2*z^3 - 736*y^3*z^3 + 986*y^4*z^3 - 698*y^5*z^3 + 224*y^6*z^3 - 20*y^7*z^3 + 34*z^4 - 44*y*z^4 - 357*y^2*z^4 + 971*y^3*z^4 - 878*y^4*z^4 + 354*y^5*z^4 - 80*y^6*z^4 - 68*z^5 + 80*y*z^5 + 132*y^2*z^5 - 84*y^3*z^5 + 24*y^4*z^5 - 120*y^5*z^5 + 2*z^6 - 30*y*z^6 + 376*y^2*z^6 - 412*y^3*z^6 - 80*y^4*z^6 - 6*z^7 + 260*y*z^7 - 450*y^2*z^7 - 20*y^3*z^7 + 67*z^8 - 211*y*z^8 - 36*z^9)*G[0, 1, 0, 1, 0, z])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((98*y^4 - 392*y^5 + 588*y^6 - 392*y^7 + 98*y^8 + 110*y*z - 660*y^2*z + 2042*y^3*z - 3929*y^4*z + 4532*y^5*z - 2864*y^6*z + 820*y^7*z - 51*y^8*z - 55*z^2 + 110*y*z^2 + 863*y^2*z^2 - 4096*y^3*z^2 + 7078*y^4*z^2 - 5772*y^5*z^2 + 2082*y^6*z^2 - 204*y^7*z^2 + 110*z^3 - 48*y*z^3 - 1874*y^2*z^3 + 5312*y^3*z^3 - 5698*y^4*z^3 + 2528*y^5*z^3 - 306*y^6*z^3 + 43*z^4 - 816*y*z^4 + 2708*y^2*z^4 - 3352*y^3*z^4 + 1657*y^4*z^4 - 204*y^5*z^4 - 161*z^5 + 750*y*z^5 - 1060*y^2*z^5 + 546*y^3*z^5 - 51*y^4*z^5 + 55*z^6 - 106*y*z^6 + 57*y^2*z^6)*G[0, 1, 1, 0, 0, y])/(4*(-1 + y)^4*z*(-1 + y + z)^2* (y + z)^4) + ((-33*y^4 + 99*y^5 - 99*y^6 + 33*y^7 + 44*y*z - 220*y^2*z + 308*y^3*z - 41*y^4*z - 209*y^5*z + 145*y^6*z - 27*y^7*z - 22*z^2 + 22*y*z^2 - 66*y^2*z^2 + 298*y^3*z^2 - 418*y^4*z^2 + 294*y^5*z^2 - 108*y^6*z^2 + 44*z^3 - 264*y*z^3 + 546*y^2*z^3 - 374*y^3*z^3 + 174*y^4*z^3 - 162*y^5*z^3 - 55*z^4 + 177*y*z^4 + 99*y^2*z^4 - 257*y^3*z^4 - 108*y^4*z^4 + 3*z^5 + 231*y*z^5 - 423*y^2*z^5 - 27*y^3*z^5 + 66*z^6 - 210*y*z^6 - 36*z^7)* G[0, 1, 1, 0, 0, z])/(4*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + ((48 - 144*y + 144*y^2 - 48*y^3 - 143*z + 321*y*z - 213*y^2*z + 35*y^3*z + 108*z^2 - 108*y*z^2 - 36*z^3)*G[0, 1, 1, 1, 0, y])/ (4*(-1 + y)^3*z*(-1 + y + z)^2) + ((-y^4 + 3*y^5 - 3*y^6 + y^7 - 4*y^3*z + 14*y^4*z - 18*y^5*z + 10*y^6*z - 2*y^7*z - 6*y^2*z^2 + 26*y^3*z^2 - 38*y^4*z^2 + 18*y^5*z^2 + 4*y^6*z^2 - 4*y^7*z^2 + 84*y*z^3 - 416*y^2*z^3 + 848*y^3*z^3 - 927*y^4*z^3 + 553*y^5*z^3 - 141*y^6*z^3 - y^7*z^3 - 45*z^4 + 55*y*z^4 + 261*y^2*z^4 - 819*y^3*z^4 + 930*y^4*z^4 - 378*y^5*z^4 - 4*y^6*z^4 + 90*z^5 - 254*y*z^5 - 12*y^2*z^5 + 716*y^3*z^5 - 570*y^4*z^5 - 6*y^5*z^5 - 40*z^6 - 36*y*z^6 + 632*y^2*z^6 - 696*y^3*z^6 - 4*y^4*z^6 - 39*z^7 + 373*y*z^7 - 549*y^2*z^7 - y^3*z^7 + 74*z^8 - 218*y*z^8 - 36*z^9)* G[0, 1, 1, 1, 0, z])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((y^4 - 3*y^5 + 3*y^6 - y^7 + 4*y^3*z - 14*y^4*z + 18*y^5*z - 10*y^6*z + 2*y^7*z + 6*y^2*z^2 - 26*y^3*z^2 + 55*y^4*z^2 - 69*y^5*z^2 + 47*y^6*z^2 - 13*y^7*z^2 + 26*y*z^3 - 134*y^2*z^3 + 320*y^3*z^3 - 394*y^4*z^3 + 246*y^5*z^3 - 76*y^6*z^3 + 12*y^7*z^3 - 10*z^4 + 171*y^2*z^4 - 325*y^3*z^4 + 164*y^4*z^4 - 48*y^5*z^4 + 48*y^6*z^4 + 20*z^5 - 8*y*z^5 + 36*y^2*z^5 - 340*y^3*z^5 + 256*y^4*z^5 + 72*y^5*z^5 + 2*z^6 + 82*y*z^6 - 548*y^2*z^6 + 560*y^3*z^6 + 48*y^4*z^6 + 22*z^7 - 316*y*z^7 + 498*y^2*z^7 + 12*y^3*z^7 - 71*z^8 + 215*y*z^8 + 36*z^9)*G[0, 1, 1 - y, 1, 0, z])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((10*y^4 - 50*y^5 + 100*y^6 - 100*y^7 + 50*y^8 - 10*y^9 + 40*y^3*z - 220*y^4*z + 480*y^5*z - 520*y^6*z + 280*y^7*z - 60*y^8*z + 60*y^2*z^2 - 380*y^3*z^2 + 875*y^4*z^2 - 945*y^5*z^2 + 485*y^6*z^2 - 95*y^7*z^2 + 370*y*z^3 - 1970*y^2*z^3 + 4000*y^3*z^3 - 3775*y^4*z^3 + 1555*y^5*z^3 - 155*y^6*z^3 - 25*y^7*z^3 - 155*z^4 + 35*y*z^4 + 1140*y^2*z^4 - 1660*y^3*z^4 + 341*y^4*z^4 + 399*y^5*z^4 - 100*y^6*z^4 + 310*z^5 - 1090*y*z^5 + 2040*y^2*z^5 - 2576*y^3*z^5 + 1502*y^4*z^5 - 150*y^5*z^5 - 210*z^6 + 1050*y*z^6 - 2134*y^2*z^6 + 1538*y^3*z^6 - 100*y^4*z^6 + 105*z^7 - 611*y*z^7 + 747*y^2*z^7 - 25*y^3*z^7 - 94*z^8 + 238*y*z^8 + 36*z^9)*G[0, 1 - y, 0, 1, 0, z])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((-45*y^4 + 135*y^5 - 135*y^6 + 45*y^7 + 374*y*z - 1870*y^2*z + 3560*y^3*z - 3094*y^4*z + 1094*y^5*z - 40*y^6*z - 24*y^7*z - 187*z^2 + 187*y*z^2 + 852*y^2*z^2 - 1384*y^3*z^2 + 208*y^4*z^2 + 420*y^5*z^2 - 96*y^6*z^2 + 374*z^3 - 1302*y*z^3 + 2298*y^2*z^3 - 2710*y^3*z^3 + 1520*y^4*z^3 - 144*y^5*z^3 - 232*z^4 + 1120*y*z^4 - 2210*y^2*z^4 + 1562*y^3*z^4 - 96*y^4*z^4 + 106*z^5 - 616*y*z^5 + 750*y^2*z^5 - 24*y^3*z^5 - 95*z^6 + 239*y*z^6 + 36*z^7)* G[0, 1 - y, 1, 0, 0, z])/(4*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + ((5*y^4 - 15*y^5 + 15*y^6 - 5*y^7 + 44*y*z - 220*y^2*z + 460*y^3*z - 486*y^4*z + 254*y^5*z - 54*y^6*z + 2*y^7*z - 22*z^2 + 22*y*z^2 + 162*y^2*z^2 - 342*y^3*z^2 + 193*y^4*z^2 - 21*y^5*z^2 + 8*y^6*z^2 + 44*z^3 - 112*y*z^3 + 156*y^2*z^3 - 280*y^3*z^3 + 198*y^4*z^3 + 12*y^5*z^3 - 17*z^4 + 107*y*z^4 - 365*y^2*z^4 + 339*y^3*z^4 + 8*y^4*z^4 + 14*z^5 - 166*y*z^5 + 258*y^2*z^5 + 2*y^3*z^5 - 35*z^6 + 107*y*z^6 + 18*z^7)*G[0, 1 - y, 1, 1, 0, z])/ (2*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + ((-10*y^4 + 50*y^5 - 100*y^6 + 100*y^7 - 50*y^8 + 10*y^9 - 40*y^3*z + 220*y^4*z - 480*y^5*z + 520*y^6*z - 280*y^7*z + 60*y^8*z - 60*y^2*z^2 + 380*y^3*z^2 - 880*y^4*z^2 + 960*y^5*z^2 - 500*y^6*z^2 + 100*y^7*z^2 - 150*y*z^3 + 870*y^2*z^3 - 1820*y^3*z^3 + 1636*y^4*z^3 - 522*y^5*z^3 - 34*y^6*z^3 + 20*y^7*z^3 + 45*z^4 + 75*y*z^4 - 510*y^2*z^4 + 214*y^3*z^4 + 753*y^4*z^4 - 657*y^5*z^4 + 80*y^6*z^4 - 90*z^5 + 410*y*z^5 - 1314*y^2*z^5 + 2262*y^3*z^5 - 1424*y^4*z^5 + 120*y^5*z^5 + 95*z^6 - 701*y*z^6 + 1773*y^2*z^6 - 1391*y^3*z^6 + 80*y^4*z^6 - 104*z^7 + 612*y*z^7 - 744*y^2*z^7 + 20*y^3*z^7 + 96*z^8 - 240*y*z^8 - 36*z^9)*G[0, 1 - y, 1 - y, 1, 0, z])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((-9*y^4 + 47*y^5 - 97*y^6 + 99*y^7 - 50*y^8 + 10*y^9 - 36*y^3*z + 206*y^4*z - 462*y^5*z + 510*y^6*z - 278*y^7*z + 60*y^8*z - 54*y^2*z^2 + 354*y^3*z^2 - 899*y^4*z^2 + 1113*y^5*z^2 - 675*y^6*z^2 + 161*y^7*z^2 - 520*y*z^3 + 2716*y^2*z^3 - 5756*y^3*z^3 + 6196*y^4*z^3 - 3388*y^5*z^3 + 752*y^6*z^3 + 233*z^4 - 123*y*z^4 - 1971*y^2*z^4 + 4417*y^3*z^4 - 3660*y^4*z^4 + 1104*y^5*z^4 - 466*z^5 + 1294*y*z^5 - 942*y^2*z^5 - 398*y^3*z^5 + 548*y^4*z^5 + 221*z^6 - 567*y*z^6 + 75*y^2*z^6 + 415*y^3*z^6 + 24*z^7 - 312*y*z^7 + 504*y^2*z^7 - 66*z^8 + 210*y*z^8 + 36*z^9)*G[0, -y, 0, 1, 0, z])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((-9*y^4 + 47*y^5 - 97*y^6 + 99*y^7 - 50*y^8 + 10*y^9 - 36*y^3*z + 206*y^4*z - 462*y^5*z + 510*y^6*z - 278*y^7*z + 60*y^8*z - 54*y^2*z^2 + 354*y^3*z^2 - 899*y^4*z^2 + 1113*y^5*z^2 - 675*y^6*z^2 + 161*y^7*z^2 - 520*y*z^3 + 2716*y^2*z^3 - 5756*y^3*z^3 + 6196*y^4*z^3 - 3388*y^5*z^3 + 752*y^6*z^3 + 233*z^4 - 123*y*z^4 - 1971*y^2*z^4 + 4417*y^3*z^4 - 3660*y^4*z^4 + 1104*y^5*z^4 - 466*z^5 + 1294*y*z^5 - 942*y^2*z^5 - 398*y^3*z^5 + 548*y^4*z^5 + 221*z^6 - 567*y*z^6 + 75*y^2*z^6 + 415*y^3*z^6 + 24*z^7 - 312*y*z^7 + 504*y^2*z^7 - 66*z^8 + 210*y*z^8 + 36*z^9)*G[0, -y, 1 - y, 1, 0, z])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + (4*(-7 + 14*y - 7*y^2 + 11*z - 14*y*z + 3*y^2*z - 4*z^2)* G[1, 0, 0, 0, 0, y])/((-1 + y)^2*z*(-1 + y + z)^2) + (12*(-1 + z)*G[1, 0, 0, 0, 0, z])/(z*(-1 + y + z)^2) + ((66*y^4 - 264*y^5 + 396*y^6 - 264*y^7 + 66*y^8 - 220*y*z + 1320*y^2*z - 3036*y^3*z + 3259*y^4*z - 1430*y^5*z - 108*y^6*z + 254*y^7*z - 39*y^8*z + 110*z^2 - 220*y*z^2 - 154*y^2*z^2 + 276*y^3*z^2 + 739*y^4*z^2 - 1462*y^5*z^2 + 879*y^6*z^2 - 156*y^7*z^2 - 220*z^3 + 1144*y*z^3 - 2886*y^2*z^3 + 4056*y^3*z^3 - 3192*y^4*z^3 + 1380*y^5*z^3 - 234*y^6*z^3 + 176*z^4 - 1044*y*z^4 + 2014*y^2*z^4 - 1628*y^3*z^4 + 710*y^4*z^4 - 156*y^5*z^4 - 85*z^5 + 162*y*z^5 + 124*y^2*z^5 - 114*y^3*z^5 - 39*y^4*z^5 - 31*z^6 + 214*y*z^6 - 171*y^2*z^6 + 36*z^7 - 36*y*z^7)*G[1, 0, 0, 1, 0, y])/ (4*(-1 + y)^4*z*(-1 + y + z)^2*(y + z)^4) + ((3 - 6*z + 14*z^2 - 12*z^3)*G[1, 0, 0, 1, 0, z])/ (2*z^3*(-1 + y + z)^2) + ((86*y^4 - 344*y^5 + 516*y^6 - 344*y^7 + 86*y^8 - 374*y*z + 2244*y^2*z - 5266*y^3*z + 5965*y^4*z - 3072*y^5*z + 304*y^6*z + 248*y^7*z - 49*y^8*z + 187*z^2 - 374*y*z^2 - 419*y^2*z^2 + 1120*y^3*z^2 + 362*y^4*z^2 - 1800*y^5*z^2 + 1108*y^6*z^2 - 196*y^7*z^2 - 374*z^3 + 1840*y*z^3 - 4454*y^2*z^3 + 6584*y^3*z^3 - 5526*y^4*z^3 + 2176*y^5*z^3 - 294*y^6*z^3 + 273*z^4 - 1648*y*z^4 + 3804*y^2*z^4 - 3936*y^3*z^4 + 1631*y^4*z^4 - 196*y^5*z^4 - 139*z^5 + 654*y*z^5 - 956*y^2*z^5 + 442*y^3*z^5 - 49*y^4*z^5 + 45*z^6 - 98*y*z^6 + 41*y^2*z^6)*G[1, 0, 1, 0, 0, y])/ (4*(-1 + y)^4*z*(-1 + y + z)^2*(y + z)^4) + ((5 - 10*z + 42*z^2 - 35*z^3)*G[1, 0, 1, 0, 0, z])/ (4*z^3*(-1 + y + z)^2) + ((37*y^4 - 111*y^5 + 111*y^6 - 37*y^7 - 176*y*z + 880*y^2*z - 1612*y^3*z + 1189*y^4*z - 155*y^5*z - 153*y^6*z + 27*y^7*z + 88*z^2 - 88*y*z^2 - 306*y^2*z^2 + 58*y^3*z^2 + 926*y^4*z^2 - 786*y^5*z^2 + 108*y^6*z^2 - 176*z^3 + 676*y*z^3 - 1734*y^2*z^3 + 2722*y^3*z^3 - 1686*y^4*z^3 + 162*y^5*z^3 + 125*z^4 - 883*y*z^4 + 2123*y^2*z^4 - 1617*y^3*z^4 + 108*y^4*z^4 - 127*z^5 + 697*y*z^5 - 813*y^2*z^5 + 27*y^3*z^5 + 104*z^6 - 248*y*z^6 - 36*z^7)* G[1, 0, 1, 1, 0, y])/(4*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) - ((-1 + z)*(-2 + 2*z + 3*z^2)*G[1, 0, 1, 1, 0, z])/ (4*z^3*(-1 + y + z)^2) + ((-1 + z)*(-2 + 2*z + 9*z^2)* G[1, 0, 1 - y, 1, 0, z])/(2*z^3*(-1 + y + z)^2) + ((94*y^4 - 188*y^5 + 94*y^6 - 374*y*z + 1496*y^2*z - 1868*y^3*z + 568*y^4*z + 222*y^5*z - 44*y^6*z + 187*z^2 - 558*y^2*z^2 - 336*y^3*z^2 + 949*y^4*z^2 - 176*y^5*z^2 - 374*z^3 + 1124*y*z^3 - 2182*y^2*z^3 + 1960*y^3*z^3 - 264*y^4*z^3 + 281*z^4 - 1266*y*z^4 + 1557*y^2*z^4 - 176*y^3*z^4 - 176*z^5 + 484*y*z^5 - 44*y^2*z^5 + 66*z^6)*G[1, 1, 0, 0, 0, y])/(4*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4) - (27*(-1 + z)*G[1, 1, 0, 0, 0, z])/(4*z*(-1 + y + z)^2) + ((49*y^4 - 147*y^5 + 147*y^6 - 49*y^7 - 176*y*z + 880*y^2*z - 1564*y^3*z + 1015*y^4*z + 47*y^5*z - 227*y^6*z + 25*y^7*z + 88*z^2 - 88*y*z^2 - 234*y^2*z^2 - 278*y^3*z^2 + 1390*y^4*z^2 - 978*y^5*z^2 + 100*y^6*z^2 - 176*z^3 + 724*y*z^3 - 2058*y^2*z^3 + 3278*y^3*z^3 - 1954*y^4*z^3 + 150*y^5*z^3 + 137*z^4 - 1039*y*z^4 + 2487*y^2*z^4 - 1829*y^3*z^4 + 100*y^4*z^4 - 157*z^5 + 819*y*z^5 - 903*y^2*z^5 + 25*y^3*z^5 + 120*z^6 - 264*y*z^6 - 36*z^7)*G[1, 1, 0, 1, 0, y])/ (4*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) - ((-1 + z)*(3 - 3*z + 5*z^2)*G[1, 1, 0, 1, 0, z])/ (4*z^3*(-1 + y + z)^2) + ((-29*y^4 + 58*y^5 - 29*y^6 + 44*y*z - 176*y^2*z + 148*y^3*z + 114*y^4*z - 148*y^5*z + 18*y^6*z - 22*z^2 - 42*y^2*z^2 + 404*y^3*z^2 - 432*y^4*z^2 + 72*y^5*z^2 + 44*z^3 - 204*y*z^3 + 624*y^2*z^3 - 652*y^3*z^3 + 108*y^4*z^3 - 51*z^4 + 334*y*z^4 - 475*y^2*z^4 + 72*y^3*z^4 + 58*z^5 - 156*y*z^5 + 18*y^2*z^5 - 20*z^6)*G[1, 1, 1, 0, 0, y])/(2*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^4) + ((-1 + z)*(5 - 5*z + 4*z^2)* G[1, 1, 1, 0, 0, z])/(4*z^3*(-1 + y + z)^2) + ((19*y^4 - 38*y^5 + 19*y^6 - 110*y*z + 440*y^2*z - 584*y^3*z + 208*y^4*z + 60*y^5*z - 14*y^6*z + 55*z^2 - 216*y^2*z^2 - 108*y^3*z^2 + 358*y^4*z^2 - 56*y^5*z^2 - 110*z^3 + 296*y*z^3 - 742*y^2*z^3 + 772*y^3*z^3 - 84*y^4*z^3 + 74*z^4 - 468*y*z^4 + 648*y^2*z^4 - 56*y^3*z^4 - 80*z^5 + 226*y*z^5 - 14*y^2*z^5 + 33*z^6)* G[1, 1, 1, 1, 0, y])/(4*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((-1 + z)*(7 - 7*z + 10*z^2)*G[1, 1, 1, 1, 0, z])/ (4*z^3*(-1 + y + z)^2) - ((-1 + z)*(5 - 5*z + 2*z^2)* G[1, 1, 1 - y, 1, 0, z])/(4*z^3*(-1 + y + z)^2) + ((-1 + z)*(-2 + 2*z + 9*z^2)*G[1, 1 - y, 0, 1, 0, z])/ (2*z^3*(-1 + y + z)^2) + (5*(-1 + z)*(-1 + z + 4*z^2)* G[1, 1 - y, 1, 0, 0, z])/(4*z^3*(-1 + y + z)^2) + ((-1 + z)*(-5 + 5*z + 2*z^2)*G[1, 1 - y, 1, 1, 0, z])/ (4*z^3*(-1 + y + z)^2) - ((-1 + z)*(-1 + z + 16*z^2)* G[1, 1 - y, 1 - y, 1, 0, z])/(4*z^3*(-1 + y + z)^2) + ((90*y^4 - 360*y^5 + 540*y^6 - 360*y^7 + 90*y^8 + 360*y^3*z - 1620*y^4*z + 2700*y^5*z - 1980*y^6*z + 540*y^7*z + 540*y^2*z^2 - 2880*y^3*z^2 + 5530*y^4*z^2 - 4580*y^5*z^2 + 1390*y^6*z^2 + 8*y*z^3 - 1112*y^2*z^3 + 3808*y^3*z^3 - 4361*y^4*z^3 + 1672*y^5*z^3 - 15*y^6*z^3 + 266*z^4 - 1080*y*z^4 + 2424*y^2*z^4 - 2868*y^3*z^4 + 1335*y^4*z^4 - 60*y^5*z^4 - 532*z^5 + 1764*y*z^5 - 2226*y^2*z^5 + 1152*y^3*z^5 - 90*y^4*z^5 + 306*z^6 - 808*y*z^6 + 664*y^2*z^6 - 60*y^3*z^6 - 49*z^7 + 132*y*z^7 - 15*y^2*z^7 + 17*z^8)* G[1 - y, 0, 0, 1, 0, z])/(4*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + ((-70*y^4 + 350*y^5 - 700*y^6 + 700*y^7 - 350*y^8 + 70*y^9 - 280*y^3*z + 1540*y^4*z - 3360*y^5*z + 3640*y^6*z - 1960*y^7*z + 420*y^8*z - 420*y^2*z^2 + 2660*y^3*z^2 - 6539*y^4*z^2 + 7857*y^5*z^2 - 4637*y^6*z^2 + 1079*y^7*z^2 + 94*y*z^3 + 370*y^2*z^3 - 2816*y^3*z^3 + 5352*y^4*z^3 - 4220*y^5*z^3 + 1234*y^6*z^3 - 14*y^7*z^3 - 257*z^4 + 1097*y*z^4 - 2412*y^2*z^4 + 3480*y^3*z^4 - 2962*y^4*z^4 + 1110*y^5*z^4 - 56*y^6*z^4 + 514*z^5 - 2078*y*z^5 + 3534*y^2*z^5 - 3290*y^3*z^5 + 1440*y^4*z^5 - 84*y^5*z^5 - 286*z^6 + 1114*y*z^6 - 1900*y^2*z^6 + 1272*y^3*z^6 - 56*y^4*z^6 + 64*z^7 - 458*y*z^7 + 624*y^2*z^7 - 14*y^3*z^7 - 79*z^8 + 223*y*z^8 + 36*z^9)* G[1 - y, 0, 1, 0, 0, z])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((5*y^4 - 25*y^5 + 50*y^6 - 50*y^7 + 25*y^8 - 5*y^9 + 20*y^3*z - 110*y^4*z + 240*y^5*z - 260*y^6*z + 140*y^7*z - 30*y^8*z + 30*y^2*z^2 - 190*y^3*z^2 + 470*y^4*z^2 - 570*y^5*z^2 + 340*y^6*z^2 - 80*y^7*z^2 + 64*y*z^3 - 380*y^2*z^3 + 920*y^3*z^3 - 1110*y^4*z^3 + 662*y^5*z^3 - 158*y^6*z^3 + 2*y^7*z^3 - 17*z^4 - 43*y*z^4 + 402*y^2*z^4 - 738*y^3*z^4 + 502*y^4*z^4 - 114*y^5*z^4 + 8*y^6*z^4 + 34*z^5 - 52*y*z^5 + 12*y^2*z^5 - 124*y^3*z^5 + 136*y^4*z^5 + 12*y^5*z^5 - 12*z^6 + 76*y*z^6 - 306*y^2*z^6 + 306*y^3*z^6 + 8*y^4*z^6 + 10*z^7 - 150*y*z^7 + 246*y^2*z^7 + 2*y^3*z^7 - 33*z^8 + 105*y*z^8 + 18*z^9)*G[1 - y, 0, 1, 1, 0, z])/ (2*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((-80*y^4 + 320*y^5 - 480*y^6 + 320*y^7 - 80*y^8 - 320*y^3*z + 1440*y^4*z - 2400*y^5*z + 1760*y^6*z - 480*y^7*z - 480*y^2*z^2 + 2560*y^3*z^2 - 4917*y^4*z^2 + 4074*y^5*z^2 - 1237*y^6*z^2 - 188*y*z^3 + 1712*y^2*z^3 - 4476*y^3*z^3 + 4634*y^4*z^3 - 1690*y^5*z^3 + 8*y^6*z^3 - 146*z^4 + 960*y*z^4 - 2706*y^2*z^4 + 3380*y^3*z^4 - 1549*y^4*z^4 + 32*y^5*z^4 + 292*z^5 - 1212*y*z^5 + 1944*y^2*z^5 - 1188*y^3*z^5 + 48*y^4*z^5 - 183*z^6 + 630*y*z^6 - 653*y^2*z^6 + 32*y^3*z^6 + 66*z^7 - 190*y*z^7 + 8*y^2*z^7 - 29*z^8)* G[1 - y, 0, 1 - y, 1, 0, z])/(4*(-1 + y)^2*z^3*(-1 + y + z)^2* (y + z)^4) + ((25*y^4 - 50*y^5 + 25*y^6 - 374*y*z + 1496*y^2*z - 2144*y^3*z + 1263*y^4*z - 224*y^5*z - 17*y^6*z + 187*z^2 - 972*y^2*z^2 + 1064*y^3*z^2 - 203*y^4*z^2 - 68*y^5*z^2 - 374*z^3 + 848*y*z^3 - 772*y^2*z^3 + 432*y^3*z^3 - 102*y^4*z^3 + 212*z^4 - 556*y*z^4 + 460*y^2*z^4 - 68*y^3*z^4 - 33*z^5 + 82*y*z^5 - 17*y^2*z^5 + 8*z^6)*G[1 - y, 1, 0, 0, 0, z])/ (4*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((22*y^4 - 106*y^5 + 206*y^6 - 202*y^7 + 100*y^8 - 20*y^9 + 88*y^3*z - 468*y^4*z + 996*y^5*z - 1060*y^6*z + 564*y^7*z - 120*y^8*z + 132*y^2*z^2 - 812*y^3*z^2 + 1959*y^4*z^2 - 2325*y^5*z^2 + 1361*y^6*z^2 - 315*y^7*z^2 + 22*y*z^3 - 358*y^2*z^3 + 1336*y^3*z^3 - 2062*y^4*z^3 + 1446*y^5*z^3 - 392*y^6*z^3 + 8*y^7*z^3 + 55*z^4 - 315*y*z^4 + 906*y^2*z^4 - 1306*y^3*z^4 + 844*y^4*z^4 - 216*y^5*z^4 + 32*y^6*z^4 - 110*z^5 + 510*y*z^5 - 762*y^2*z^5 + 214*y^3*z^5 + 136*y^4*z^5 + 48*y^5*z^5 + 68*z^6 - 132*y*z^6 - 310*y^2*z^6 + 486*y^3*z^6 + 32*y^4*z^6 + 18*z^7 - 296*y*z^7 + 486*y^2*z^7 + 8*y^3*z^7 - 67*z^8 + 211*y*z^8 + 36*z^9)*G[1 - y, 1, 0, 1, 0, z])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((6*y^4 - 18*y^5 + 18*y^6 - 6*y^7 + 22*y*z - 110*y^2*z + 244*y^3*z - 283*y^4*z + 167*y^5*z - 43*y^6*z + 3*y^7*z - 11*z^2 + 11*y*z^2 + 102*y^2*z^2 - 226*y^3*z^2 + 136*y^4*z^2 - 24*y^5*z^2 + 12*y^6*z^2 + 22*z^3 - 42*y*z^3 + 48*y^2*z^3 - 172*y^3*z^3 + 144*y^4*z^3 + 18*y^5*z^3 - 5*z^4 + 51*y*z^4 - 273*y^2*z^4 + 287*y^3*z^4 + 12*y^4*z^4 + 9*z^5 - 147*y*z^5 + 243*y^2*z^5 + 3*y^3*z^5 - 33*z^6 + 105*y*z^6 + 18*z^7)*G[1 - y, 1, 1, 0, 0, z])/ (2*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + ((-11*y^4 + 53*y^5 - 103*y^6 + 101*y^7 - 50*y^8 + 10*y^9 - 44*y^3*z + 234*y^4*z - 498*y^5*z + 530*y^6*z - 282*y^7*z + 60*y^8*z - 66*y^2*z^2 + 406*y^3*z^2 - 975*y^4*z^2 + 1149*y^5*z^2 - 667*y^6*z^2 + 153*y^7*z^2 + 124*y^2*z^3 - 540*y^3*z^3 + 897*y^4*z^3 - 671*y^5*z^3 + 191*y^6*z^3 - y^7*z^3 - 33*z^4 + 163*y*z^4 - 393*y^2*z^4 + 615*y^3*z^4 - 579*y^4*z^4 + 231*y^5*z^4 - 4*y^6*z^4 + 66*z^5 - 270*y*z^5 + 540*y^2*z^5 - 688*y^3*z^5 + 376*y^4*z^5 - 6*y^5*z^5 - 35*z^6 + 189*y*z^6 - 499*y^2*z^6 + 421*y^3*z^6 - 4*y^4*z^6 + 21*z^7 - 191*y*z^7 + 279*y^2*z^7 - y^3*z^7 - 37*z^8 + 109*y*z^8 + 18*z^9)* G[1 - y, 1, 1, 1, 0, z])/(2*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((22*y^4 - 106*y^5 + 206*y^6 - 202*y^7 + 100*y^8 - 20*y^9 + 88*y^3*z - 468*y^4*z + 996*y^5*z - 1060*y^6*z + 564*y^7*z - 120*y^8*z + 132*y^2*z^2 - 812*y^3*z^2 + 1941*y^4*z^2 - 2271*y^5*z^2 + 1307*y^6*z^2 - 297*y^7*z^2 + 110*y*z^3 - 798*y^2*z^3 + 2144*y^3*z^3 - 2774*y^4*z^3 + 1754*y^5*z^3 - 432*y^6*z^3 - 4*y^7*z^3 + 11*z^4 - 271*y*z^4 + 1062*y^2*z^4 - 1790*y^3*z^4 + 1478*y^4*z^4 - 474*y^5*z^4 - 16*y^6*z^4 - 22*z^5 + 174*y*z^5 - 570*y^2*z^5 + 966*y^3*z^5 - 560*y^4*z^5 - 24*y^5*z^5 + 6*z^6 - 138*y*z^6 + 668*y^2*z^6 - 664*y^3*z^6 - 16*y^4*z^6 - 30*z^7 + 340*y*z^7 - 522*y^2*z^7 - 4*y^3*z^7 + 71*z^8 - 215*y*z^8 - 36*z^9)* G[1 - y, 1, 1 - y, 1, 0, z])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2* (y + z)^4) + ((90*y^4 - 450*y^5 + 900*y^6 - 900*y^7 + 450*y^8 - 90*y^9 + 360*y^3*z - 1980*y^4*z + 4320*y^5*z - 4680*y^6*z + 2520*y^7*z - 540*y^8*z + 540*y^2*z^2 - 3420*y^3*z^2 + 8396*y^4*z^2 - 10068*y^5*z^2 + 5928*y^6*z^2 - 1376*y^7*z^2 + 250*y*z^3 - 2330*y^2*z^3 + 7284*y^3*z^3 - 10452*y^4*z^3 + 7126*y^5*z^3 - 1882*y^6*z^3 + 4*y^7*z^3 + 145*z^4 - 1225*y*z^4 + 4146*y^2*z^4 - 6858*y^3*z^4 + 5561*y^4*z^4 - 1785*y^5*z^4 + 16*y^6*z^4 - 290*z^5 + 1514*y*z^5 - 3282*y^2*z^5 + 3574*y^3*z^5 - 1576*y^4*z^5 + 24*y^5*z^5 + 171*z^6 - 833*y*z^6 + 1721*y^2*z^6 - 1219*y^3*z^6 + 16*y^4*z^6 - 80*z^7 + 532*y*z^7 - 672*y^2*z^7 + 4*y^3*z^7 + 92*z^8 - 236*y*z^8 - 36*z^9)*G[1 - y, 1 - y, 0, 1, 0, z])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((35*y^4 - 175*y^5 + 350*y^6 - 350*y^7 + 175*y^8 - 35*y^9 + 140*y^3*z - 770*y^4*z + 1680*y^5*z - 1820*y^6*z + 980*y^7*z - 210*y^8*z + 210*y^2*z^2 - 1330*y^3*z^2 + 3269*y^4*z^2 - 3927*y^5*z^2 + 2317*y^6*z^2 - 539*y^7*z^2 + 74*y*z^3 - 790*y^2*z^3 + 2616*y^3*z^3 - 3891*y^4*z^3 + 2727*y^5*z^3 - 739*y^6*z^3 + 3*y^7*z^3 + 68*z^4 - 488*y*z^4 + 1566*y^2*z^4 - 2622*y^3*z^4 + 2217*y^4*z^4 - 753*y^5*z^4 + 12*y^6*z^4 - 136*z^5 + 674*y*z^5 - 1464*y^2*z^5 + 1656*y^3*z^5 - 766*y^4*z^5 + 18*y^5*z^5 + 82*z^6 - 418*y*z^6 + 884*y^2*z^6 - 632*y^3*z^6 + 12*y^4*z^6 - 43*z^7 + 277*y*z^7 - 345*y^2*z^7 + 3*y^3*z^7 + 47*z^8 - 119*y*z^8 - 18*z^9)* G[1 - y, 1 - y, 1, 0, 0, z])/(2*(-1 + y)^3*z^3*(-1 + y + z)^2* (y + z)^4) + ((-5*y^4 + 15*y^5 - 15*y^6 + 5*y^7 - 20*y^3*z + 60*y^4*z - 60*y^5*z + 20*y^6*z - 30*y^2*z^2 + 90*y^3*z^2 - 90*y^4*z^2 + 30*y^5*z^2 - 42*y*z^3 + 126*y^2*z^3 - 126*y^3*z^3 + 24*y^4*z^3 + 6*z^4 - 18*y*z^4 + 18*y^2*z^4 - 78*y^3*z^4 - 108*y^2*z^5 - 72*y*z^6 - 18*z^7)*G[1 - y, 1 - y, 1, 1, 0, z])/ (2*(-1 + y)^3*z^3*(y + z)^4) + ((-40*y^4 + 200*y^5 - 400*y^6 + 400*y^7 - 200*y^8 + 40*y^9 - 160*y^3*z + 880*y^4*z - 1920*y^5*z + 2080*y^6*z - 1120*y^7*z + 240*y^8*z - 240*y^2*z^2 + 1520*y^3*z^2 - 3731*y^4*z^2 + 4473*y^5*z^2 - 2633*y^6*z^2 + 611*y^7*z^2 - 138*y*z^3 + 1170*y^2*z^3 - 3504*y^3*z^3 + 4911*y^4*z^3 - 3301*y^5*z^3 + 863*y^6*z^3 - y^7*z^3 - 51*z^4 + 531*y*z^4 - 1920*y^2*z^4 + 3240*y^3*z^4 - 2639*y^4*z^4 + 843*y^5*z^4 - 4*y^6*z^4 + 102*z^5 - 590*y*z^5 + 1392*y^2*z^5 - 1612*y^3*z^5 + 732*y^4*z^5 - 6*y^5*z^5 - 62*z^6 + 342*y*z^6 - 778*y^2*z^6 + 574*y^3*z^6 - 4*y^4*z^6 + 39*z^7 - 263*y*z^7 + 333*y^2*z^7 - y^3*z^7 - 46*z^8 + 118*y*z^8 + 18*z^9)* G[1 - y, 1 - y, 1 - y, 1, 0, z])/(2*(-1 + y)^3*z^3*(-1 + y + z)^2* (y + z)^4) + ((21*y^4 - 103*y^5 + 203*y^6 - 201*y^7 + 100*y^8 - 20*y^9 + 84*y^3*z - 454*y^4*z + 978*y^5*z - 1050*y^6*z + 562*y^7*z - 120*y^8*z + 126*y^2*z^2 - 786*y^3*z^2 + 1902*y^4*z^2 - 2250*y^5*z^2 + 1308*y^6*z^2 - 300*y^7*z^2 + 18*y*z^3 - 334*y^2*z^3 + 1228*y^3*z^3 - 1872*y^4*z^3 + 1306*y^5*z^3 - 346*y^6*z^3 + 54*z^4 - 304*y*z^4 + 789*y^2*z^4 - 1131*y^3*z^4 + 874*y^4*z^4 - 282*y^5*z^4 - 108*z^5 + 444*y*z^5 - 756*y^2*z^5 + 744*y^3*z^5 - 342*y^4*z^5 + 53*z^6 - 207*y*z^6 + 453*y^2*z^6 - 371*y^3*z^6 - 12*z^7 + 156*y*z^7 - 252*y^2*z^7 + 33*z^8 - 105*y*z^8 - 18*z^9)*G[1 - y, -y, 0, 1, 0, z])/ (2*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((21*y^4 - 103*y^5 + 203*y^6 - 201*y^7 + 100*y^8 - 20*y^9 + 84*y^3*z - 454*y^4*z + 978*y^5*z - 1050*y^6*z + 562*y^7*z - 120*y^8*z + 126*y^2*z^2 - 786*y^3*z^2 + 1902*y^4*z^2 - 2250*y^5*z^2 + 1308*y^6*z^2 - 300*y^7*z^2 + 18*y*z^3 - 334*y^2*z^3 + 1228*y^3*z^3 - 1872*y^4*z^3 + 1306*y^5*z^3 - 346*y^6*z^3 + 54*z^4 - 304*y*z^4 + 789*y^2*z^4 - 1131*y^3*z^4 + 874*y^4*z^4 - 282*y^5*z^4 - 108*z^5 + 444*y*z^5 - 756*y^2*z^5 + 744*y^3*z^5 - 342*y^4*z^5 + 53*z^6 - 207*y*z^6 + 453*y^2*z^6 - 371*y^3*z^6 - 12*z^7 + 156*y*z^7 - 252*y^2*z^7 + 33*z^8 - 105*y*z^8 - 18*z^9)*G[1 - y, -y, 1 - y, 1, 0, z])/(2*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((-65*y^4 + 140*y^5 - 70*y^6 - 260*y^3*z + 690*y^4*z - 420*y^5*z - 390*y^2*z^2 + 1360*y^3*z^2 - 1031*y^4*z^2 + 268*y*z^3 + 284*y^2*z^3 - 796*y^3*z^3 - 329*z^4 + 132*y*z^4 - 144*y^2*z^4 + 658*z^5 - 344*y*z^5 - 315*z^6)*G[-y, 0, 0, 1, 0, z])/(4*z^3*(-1 + y + z)^2* (y + z)^4) + ((-65*y^4 + 140*y^5 - 70*y^6 - 260*y^3*z + 690*y^4*z - 420*y^5*z - 390*y^2*z^2 + 1360*y^3*z^2 - 1031*y^4*z^2 + 268*y*z^3 + 284*y^2*z^3 - 796*y^3*z^3 - 329*z^4 + 132*y*z^4 - 144*y^2*z^4 + 658*z^5 - 344*y*z^5 - 315*z^6)*G[-y, 0, 1, 0, 0, z])/ (4*z^3*(-1 + y + z)^2*(y + z)^4) + ((-7*y^4 + 20*y^5 - 10*y^6 - 28*y^3*z + 94*y^4*z - 60*y^5*z - 42*y^2*z^2 + 176*y^3*z^2 - 141*y^4*z^2 + 236*y*z^3 - 364*y^2*z^3 + 100*y^3*z^3 - 139*z^4 - 188*y*z^4 + 300*y^2*z^4 + 278*z^5 - 24*y*z^5 - 133*z^6)*G[-y, 0, 1, 1, 0, z])/(4*z^3*(-1 + y + z)^2* (y + z)^4) + ((-45*y^4 + 100*y^5 - 50*y^6 - 180*y^3*z + 490*y^4*z - 300*y^5*z - 270*y^2*z^2 + 960*y^3*z^2 - 733*y^4*z^2 + 304*y*z^3 - 28*y^2*z^3 - 448*y^3*z^3 - 287*z^4 - 24*y*z^4 + 78*y^2*z^4 + 574*z^5 - 232*y*z^5 - 275*z^6)*G[-y, 0, 1 - y, 1, 0, z])/ (4*z^3*(-1 + y + z)^2*(y + z)^4) + ((-45*y^4 + 100*y^5 - 50*y^6 - 180*y^3*z + 490*y^4*z - 300*y^5*z - 270*y^2*z^2 + 960*y^3*z^2 - 733*y^4*z^2 + 304*y*z^3 - 28*y^2*z^3 - 448*y^3*z^3 - 287*z^4 - 24*y*z^4 + 78*y^2*z^4 + 574*z^5 - 232*y*z^5 - 275*z^6)*G[-y, 1 - y, 0, 1, 0, z])/(4*z^3*(-1 + y + z)^2*(y + z)^4) + ((-65*y^4 + 140*y^5 - 70*y^6 - 260*y^3*z + 690*y^4*z - 420*y^5*z - 390*y^2*z^2 + 1360*y^3*z^2 - 1031*y^4*z^2 + 268*y*z^3 + 284*y^2*z^3 - 796*y^3*z^3 - 329*z^4 + 132*y*z^4 - 144*y^2*z^4 + 658*z^5 - 344*y*z^5 - 315*z^6)*G[-y, 1 - y, 1, 0, 0, z])/ (4*z^3*(-1 + y + z)^2*(y + z)^4) + ((-7*y^4 + 20*y^5 - 10*y^6 - 28*y^3*z + 94*y^4*z - 60*y^5*z - 42*y^2*z^2 + 176*y^3*z^2 - 141*y^4*z^2 + 236*y*z^3 - 364*y^2*z^3 + 100*y^3*z^3 - 139*z^4 - 188*y*z^4 + 300*y^2*z^4 + 278*z^5 - 24*y*z^5 - 133*z^6)*G[-y, 1 - y, 1, 1, 0, z])/ (4*z^3*(-1 + y + z)^2*(y + z)^4) + ((9*y^4 - 20*y^5 + 10*y^6 + 36*y^3*z - 98*y^4*z + 60*y^5*z + 54*y^2*z^2 - 192*y^3*z^2 + 147*y^4*z^2 - 52*y*z^3 - 12*y^2*z^3 + 100*y^3*z^3 + 53*z^4 - 4*y*z^4 - 106*z^5 + 48*y*z^5 + 51*z^6)* G[-y, 1 - y, 1 - y, 1, 0, z])/(2*z^3*(-1 + y + z)^2*(y + z)^4) + (5*(5*y^4 - 12*y^5 + 6*y^6 + 20*y^3*z - 58*y^4*z + 36*y^5*z + 30*y^2*z^2 - 112*y^3*z^2 + 87*y^4*z^2 - 68*y*z^3 + 68*y^2*z^3 + 20*y^3*z^3 + 49*z^4 + 36*y*z^4 - 60*y^2*z^4 - 98*z^5 + 24*y*z^5 + 47*z^6)*G[-y, -y, 0, 1, 0, z])/(2*z^3*(-1 + y + z)^2*(y + z)^4) + (5*(5*y^4 - 12*y^5 + 6*y^6 + 20*y^3*z - 58*y^4*z + 36*y^5*z + 30*y^2*z^2 - 112*y^3*z^2 + 87*y^4*z^2 - 68*y*z^3 + 68*y^2*z^3 + 20*y^3*z^3 + 49*z^4 + 36*y*z^4 - 60*y^2*z^4 - 98*z^5 + 24*y*z^5 + 47*z^6)*G[-y, -y, 1 - y, 1, 0, z])/(2*z^3*(-1 + y + z)^2*(y + z)^4) + ((Pi^2*(-172 + 688*y - 1032*y^2 + 688*y^3 - 172*y^4 + 120*z - 350*y*z + 366*y^2*z - 138*y^3*z + 2*y^4*z - 59*z^2 + 106*y*z^2 - 65*y^2*z^2))/ (24*(-1 + y)^4*z*(-1 + y + z)^2) + ((I/24)*Pi*(-432*y^3 + 1656*y^4 - 2376*y^5 + 1512*y^6 - 360*y^7 - 1296*y^2*z + 6159*y^3*z - 10845*y^4*z + 8541*y^5*z - 2703*y^6*z + 144*y^7*z + 288*y*z^2 + 1413*y^2*z^2 - 6797*y^3*z^2 + 9211*y^4*z^2 - 4691*y^5*z^2 + 576*y^6*z^2 - 1224*z^3 + 6417*y*z^3 - 14325*y^2*z^3 + 17248*y^3*z^3 - 10096*y^4*z^3 + 1656*y^5*z^3 + 2379*z^4 - 10059*y*z^4 + 16440*y^2*z^4 - 11892*y^3*z^4 + 2160*y^4*z^4 - 1190*z^5 + 3751*y*z^5 - 4469*y^2*z^5 + 936*y^3*z^5 + z^6 - 325*y*z^6))/((-1 + y)^3*z^2*(-1 + y + z)^2*(y + z)^3) + (-3708*y^4 + 15288*y^5 - 23616*y^6 + 16200*y^7 - 4164*y^8 - 7218*y^3*z + 38955*y^4*z - 72407*y^5*z + 55779*y^6*z - 14067*y^7*z - 1042*y^8*z - 4776*y^2*z^2 + 40419*y^3*z^2 - 94225*y^4*z^2 + 80115*y^5*z^2 - 17007*y^6*z^2 - 4526*y^7*z^2 - 2742*y*z^3 + 28815*y^2*z^3 - 82833*y^3*z^3 + 81218*y^4*z^3 - 15130*y^5*z^3 - 8140*y^6*z^3 + 432*z^4 + 5547*y*z^4 - 35081*y^2*z^4 + 50124*y^3*z^4 - 8346*y^4*z^4 - 9112*y^5*z^4 - 792*z^5 - 3046*y*z^5 + 12525*y^2*z^5 + 1575*y^3*z^5 - 6698*y^4*z^5 + 360*z^6 + 1175*y*z^6 + 1895*y^2*z^6 - 2242*y^3*z^6)/(144*(-1 + y)^3*y*z^2*(-1 + y + z)^2* (y + z)^3))*Zeta[3] + G[1, 1, z]* (((I/4)*Pi^3*(-1 + z)*(1 - z + z^2))/(z^3*(-1 + y + z)^2) + (Pi^2*(70*y^5 - 200*y^6 + 190*y^7 - 60*y^8 + 210*y^4*z - 722*y^5*z + 874*y^6*z - 422*y^7*z + 60*y^8*z + 174*y^3*z^2 - 816*y^4*z^2 + 1417*y^5*z^2 - 1088*y^6*z^2 + 319*y^7*z^2 - 6*y^8*z^2 + 490*y^2*z^3 - 1922*y^3*z^3 + 2989*y^4*z^3 - 2433*y^5*z^3 + 969*y^6*z^3 - 93*y^7*z^3 + 90*y*z^4 - 1526*y^2*z^4 + 4069*y^3*z^4 - 4745*y^4*z^4 + 2763*y^5*z^4 - 543*y^6*z^4 + 30*z^5 - 384*y*z^5 + 1831*y^2*z^5 - 3497*y^3*z^5 + 3319*y^4*z^5 - 1083*y^5*z^5 - 90*z^6 + 504*y*z^6 - 1041*y^2*z^6 + 1590*y^3*z^6 - 963*y^4*z^6 + 90*z^7 - 216*y*z^7 + 330*y^2*z^7 - 420*y^3*z^7 - 30*z^8 + 6*y*z^8 - 84*y^2*z^8))/(72*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2*(y + z)^3) + ((-1 + z)*(5 - 5*z + 2*z^2)*G[0, 1, 0, y])/(4*z^3*(-1 + y + z)^2) - ((-1 + z)*(5 - 5*z + 2*z^2)*G[1, 1, 0, y])/(4*z^3*(-1 + y + z)^2) + (3*(-1 + z)*(3 - 3*z + 2*z^2)*Zeta[3])/(4*z^3*(-1 + y + z)^2)) + G[1, 1 - y, z]*(((I/4)*Pi^3*(-1 + z)*(-1 + z + 2*z^2))/ (z^3*(-1 + y + z)^2) + (Pi^2*(-140*y^5 + 400*y^6 - 380*y^7 + 120*y^8 - 420*y^4*z + 1456*y^5*z - 1772*y^6*z + 856*y^7*z - 120*y^8*z - 513*y^3*z^2 + 2328*y^4*z^2 - 3881*y^5*z^2 + 2824*y^6*z^2 - 752*y^7*z^2 - 6*y^8*z^2 - 155*y^2*z^3 + 1570*y^3*z^3 - 4355*y^4*z^3 + 5208*y^5*z^3 - 2538*y^6*z^3 + 270*y^7*z^3 - 180*y*z^4 + 1084*y^2*z^4 - 3167*y^3*z^4 + 5428*y^4*z^4 - 4479*y^5*z^4 + 1098*y^6*z^4 - 60*z^5 + 768*y*z^5 - 2327*y^2*z^5 + 4006*y^3*z^5 - 4667*y^4*z^5 + 1848*y^5*z^5 + 180*z^6 - 1008*y*z^6 + 1872*y^2*z^6 - 2724*y^3*z^6 + 1680*y^4*z^6 - 180*z^7 + 432*y*z^7 - 642*y^2*z^7 + 822*y^3*z^7 + 60*z^8 - 12*y*z^8 + 168*y^2*z^8))/(144*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2* (y + z)^3) + (7*(-1 + z)*(-1 + z + 2*z^2)*G[0, 1, 0, y])/ (4*z^3*(-1 + y + z)^2) + ((-1 + z)*(-4 + 4*z + 5*z^2)*G[1, 0, 0, y])/ (2*z^3*(-1 + y + z)^2) - ((-1 + z)*(1 - z + 16*z^2)*G[1, 1, 0, y])/ (4*z^3*(-1 + y + z)^2) - ((-1 + z)*(-7 + 7*z + 2*z^2)*Zeta[3])/ (4*z^3*(-1 + y + z)^2)) + G[0, 0, y]* (((I/8)*Pi^3*(31 - 124*y + 186*y^2 - 124*y^3 + 31*y^4 - 71*z + 208*y*z - 186*y^2*z + 40*y^3*z + 9*y^4*z + 40*z^2 - 84*y*z^2 + 38*y^2*z^2))/((-1 + y)^4*z*(-1 + y + z)^2) - ((I/144)*Pi*(1944*y^2 - 6048*y^3 + 6264*y^4 - 2160*y^5 + 324*y*z - 9541*y^2*z + 18572*y^3*z - 10033*y^4*z + 678*y^5*z + 9072*z^2 - 50834*y*z^2 + 88697*y^2*z^2 - 55767*y^3*z^2 + 9480*y^4*z^2 - 15265*z^3 + 50506*y*z^3 - 43743*y^2*z^3 + 9798*y^3*z^3 + 6193*z^4 - 6541*y*z^4 + 996*y^2*z^4))/((-1 + y)^3*z^2*(-1 + y + z)* (y + z)^2) + (-82512*y^2 + 249552*y^3 - 251568*y^4 + 84528*y^5 - 96732*y*z + 446815*y^2*z - 607046*y^3*z + 262159*y^4*z - 5196*y^5*z - 247608*z^2 + 1215110*y*z^2 - 1929791*y^2*z^2 + 1097529*y^3*z^2 - 140856*y^4*z^2 + 317683*z^3 - 944224*y*z^3 + 716337*y^2*z^3 - 101028*y^3*z^3 - 70075*z^4 + 29827*y*z^4 + 34632*y^2*z^4)/(1728*(-1 + y)^3*z^2*(-1 + y + z)*(y + z)^2) + (Pi^2*(-780*y^3 + 3984*y^4 - 8112*y^5 + 8232*y^6 - 4164*y^7 + 840*y^8 - 2340*y^2*z + 11723*y^3*z - 22454*y^4*z + 19446*y^5*z - 5732*y^6*z - 1633*y^7*z + 990*y^8*z - 756*y*z^2 + 2553*y^2*z^2 + 2578*y^3*z^2 - 23496*y^4*z^2 + 39918*y^5*z^2 - 28169*y^6*z^2 + 7372*y^7*z^2 - 1572*z^3 + 5277*y*z^3 + 3522*y^2*z^3 - 44715*y^3*z^3 + 83462*y^4*z^3 - 63872*y^5*z^3 + 18102*y^6*z^3 + 959*z^4 + 2326*y*z^4 - 29901*y^2*z^4 + 70666*y^3*z^4 - 64204*y^4*z^4 + 20766*y^5*z^4 + 1468*z^5 - 11247*y*z^5 + 31326*y^2*z^5 - 32699*y^3*z^5 + 11764*y^4*z^5 - 855*z^6 + 5012*y*z^6 - 6671*y^2*z^6 + 2718*y^3*z^6))/(288*(-1 + y)^4*z^2* (-1 + y + z)^2*(y + z)^3) + ((((15*I)/4)*Pi*(-7 + 14*y - 7*y^2 + 10*z - 14*y*z + 4*y^2*z - 3*z^2))/ ((-1 + y)^2*z*(-1 + y + z)^2) + (-390*y^3 + 1200*y^4 - 1230*y^5 + 420*y^6 - 1170*y^2*z + 4301*y^3*z - 5224*y^4*z + 2225*y^5*z - 132*y^6*z + 1206*y*z^2 - 2613*y^2*z^2 + 1469*y^3*z^2 + 19*y^4*z^2 - 81*y^5*z^2 - 1578*z^3 + 3897*y*z^3 - 3873*y^2*z^3 + 2219*y^3*z^3 - 783*y^4*z^3 + 2483*z^4 - 6703*y*z^4 + 5861*y^2*z^4 - 1995*y^3*z^4 - 931*z^5 + 1882*y*z^5 - 1305*y^2*z^5 + 26*z^6 - 144*y*z^6)/(24*(-1 + y)^2*z^2* (-1 + y + z)^2*(y + z)^3))*G[0, 0, z] + ((((-3*I)/4)*Pi*(-1 + z)*(-2 + 2*z + 3*z^2))/(z^3*(-1 + y + z)^2) + (-70 + 130*y - 60*y^2 + 128*z - 188*y*z + 60*y^2*z - 105*z^2 + 102*y*z^2 + 3*y^2*z^2 + 50*z^3 - 47*y*z^3 - 3*z^4)/ (12*(-1 + y)*z^3*(-1 + y + z)^2))*G[1, 0, z] + ((((3*I)/2)*Pi*(10*y^4 - 40*y^5 + 60*y^6 - 40*y^7 + 10*y^8 + 40*y^3*z - 180*y^4*z + 300*y^5*z - 220*y^6*z + 60*y^7*z + 60*y^2*z^2 - 320*y^3*z^2 + 618*y^4*z^2 - 516*y^5*z^2 + 158*y^6*z^2 - 26*y*z^3 - 16*y^2*z^3 + 276*y^3*z^3 - 413*y^4*z^3 + 182*y^5*z^3 - 3*y^6*z^3 + 43*z^4 - 120*y*z^4 + 210*y^2*z^4 - 284*y^3*z^4 + 168*y^4*z^4 - 12*y^5*z^4 - 86*z^5 + 264*y*z^5 - 348*y^2*z^5 + 208*y^3*z^5 - 18*y^4*z^5 + 51*z^6 - 154*y*z^6 + 145*y^2*z^6 - 12*y^3*z^6 - 13*z^7 + 36*y*z^7 - 3*y^2*z^7 + 5*z^8))/((-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + (508*y^4 - 2038*y^5 + 3066*y^6 - 2050*y^7 + 514*y^8 + 1774*y^3*z - 7662*y^4*z + 12456*y^5*z - 9142*y^6*z + 2694*y^7*z - 120*y^8*z + 1620*y^2*z^2 - 8210*y^3*z^2 + 15129*y^4*z^2 - 12780*y^5*z^2 + 4913*y^6*z^2 - 672*y^7*z^2 + 644*y*z^3 - 3878*y^2*z^3 + 7650*y^3*z^3 - 7583*y^4*z^3 + 4848*y^5*z^3 - 1681*y^6*z^3 - 355*z^4 + 1968*y*z^4 - 5196*y^2*z^4 + 5656*y^3*z^4 - 499*y^4*z^4 - 1516*y^5*z^4 + 1970*z^5 - 8978*y*z^5 + 14416*y^2*z^5 - 7890*y^3*z^5 + 714*y^4*z^5 - 2516*z^6 + 7804*y*z^6 - 6928*y^2*z^6 + 1988*y^3*z^6 + 939*z^7 - 1690*y*z^7 + 983*y^2*z^7 - 38*z^8 + 96*y*z^8)/(24*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 0, z] + ((23 - 46*y + 23*y^2 - 31*z + 46*y*z - 15*y^2*z + 8*z^2)*G[0, 0, 0, z])/((-1 + y)^2*z*(-1 + y + z)^2) + ((-1 + 2*y - y^2 + 2*z - 4*y*z + 2*y^2*z - 9*z^2 + 18*y*z^2 - 9*y^2*z^2 + 8*z^3 - 18*y*z^3 + 10*y^2*z^3 + z^4)*G[0, 1, 0, z])/ (4*(-1 + y)^2*z^3*(-1 + y + z)^2) + ((10*y^4 - 40*y^5 + 60*y^6 - 40*y^7 + 10*y^8 + 40*y^3*z - 180*y^4*z + 300*y^5*z - 220*y^6*z + 60*y^7*z + 60*y^2*z^2 - 320*y^3*z^2 + 542*y^4*z^2 - 364*y^5*z^2 + 82*y^6*z^2 + 326*y*z^3 - 1424*y^2*z^3 + 2084*y^3*z^3 - 1102*y^4*z^3 + 86*y^5*z^3 + 30*y^6*z^3 - 133*z^4 - 120*y*z^4 + 810*y^2*z^4 - 336*y^3*z^4 - 375*y^4*z^4 + 120*y^5*z^4 + 266*z^5 - 744*y*z^5 + 1278*y^2*z^5 - 1116*y^3*z^5 + 180*y^4*z^5 - 201*z^6 + 794*y*z^6 - 917*y^2*z^6 + 120*y^3*z^6 + 98*z^7 - 264*y*z^7 + 30*y^2*z^7 - 34*z^8)*G[0, 1 - y, 0, z])/ (4*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + ((-1 + z)*(-5 + 5*z + 21*z^2)*G[1, 0, 0, z])/(4*z^3*(-1 + y + z)^2) + ((-1 + z)*(-5 + 5*z + 2*z^2)*G[1, 1, 0, z])/(4*z^3*(-1 + y + z)^2) - ((-1 + z)*(-4 + 4*z + 5*z^2)*G[1, 1 - y, 0, z])/ (2*z^3*(-1 + y + z)^2) + ((-35*y^4 + 140*y^5 - 210*y^6 + 140*y^7 - 35*y^8 - 140*y^3*z + 630*y^4*z - 1050*y^5*z + 770*y^6*z - 210*y^7*z - 210*y^2*z^2 + 1120*y^3*z^2 - 2158*y^4*z^2 + 1796*y^5*z^2 - 548*y^6*z^2 + 58*y*z^3 + 188*y^2*z^3 - 1144*y^3*z^3 + 1528*y^4*z^3 - 640*y^5*z^3 + 10*y^6*z^3 - 134*z^4 + 420*y*z^4 - 804*y^2*z^4 + 1028*y^3*z^4 - 563*y^4*z^4 + 40*y^5*z^4 + 268*z^5 - 838*y*z^5 + 1088*y^2*z^5 - 630*y^3*z^5 + 60*y^4*z^5 - 157*z^6 + 458*y*z^6 - 419*y^2*z^6 + 40*y^3*z^6 + 36*z^7 - 98*y*z^7 + 10*y^2*z^7 - 13*z^8)*G[1 - y, 0, 0, z])/ (2*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + ((-22 + 84*y - 122*y^2 + 80*y^3 - 20*y^4 + 44*z - 128*y*z + 124*y^2*z - 40*y^3*z - 20*z^2 + 40*y*z^2 - 20*y^2*z^2 - z^3 + 4*y*z^3 - 3*y^2*z^3 - z^4)*G[1 - y, 1, 0, z])/ (4*(-1 + y)^2*z^3*(-1 + y + z)^2) + ((45*y^4 - 180*y^5 + 270*y^6 - 180*y^7 + 45*y^8 + 180*y^3*z - 810*y^4*z + 1350*y^5*z - 990*y^6*z + 270*y^7*z + 270*y^2*z^2 - 1440*y^3*z^2 + 2762*y^4*z^2 - 2284*y^5*z^2 + 692*y^6*z^2 + 114*y*z^3 - 996*y^2*z^3 + 2552*y^3*z^3 - 2603*y^4*z^3 + 936*y^5*z^3 - 3*y^6*z^3 + 78*z^4 - 540*y*z^4 + 1524*y^2*z^4 - 1864*y^3*z^4 + 828*y^4*z^4 - 12*y^5*z^4 - 156*z^5 + 650*y*z^5 - 1018*y^2*z^5 + 598*y^3*z^5 - 18*y^4*z^5 + 95*z^6 - 314*y*z^6 + 315*y^2*z^6 - 12*y^3*z^6 - 31*z^7 + 90*y*z^7 - 3*y^2*z^7 + 14*z^8)* G[1 - y, 1 - y, 0, z])/(2*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + ((43*y^4 - 100*y^5 + 50*y^6 + 172*y^3*z - 486*y^4*z + 300*y^5*z + 258*y^2*z^2 - 944*y^3*z^2 + 733*y^4*z^2 - 356*y*z^3 + 140*y^2*z^3 + 404*y^3*z^3 + 307*z^4 + 84*y*z^4 - 144*y^2*z^4 - 614*z^5 + 232*y*z^5 + 297*z^6)*G[-y, 1 - y, 0, z])/(4*z^3*(-1 + y + z)^2* (y + z)^4) + ((39 - 156*y + 234*y^2 - 156*y^3 + 39*y^4 - 4*z + 86*y*z - 78*y^2*z + 18*y^3*z - 22*y^4*z - 9*z^2 - 34*y*z^2 - 35*y^2*z^2)*Zeta[3])/(4*(-1 + y)^4*z*(-1 + y + z)^2)) + G[1, 0, z]*((((3*I)/2)*Pi^3*(-1 + z))/(z*(-1 + y + z)^2) + ((I/144)*Pi*(-1944*y^2 + 3888*y^3 - 1944*y^4 - 4827*y*z + 18153*y^2*z - 15944*y^3*z + 2156*y^4*z + 462*y^5*z + 21759*z^2 - 38151*y*z^2 + 11994*y^2*z^2 + 3224*y^3*z^2 + 712*y^4*z^2 - 52416*z^3 + 89625*y*z^3 - 46965*y^2*z^3 + 8832*y^3*z^3 + 38989*z^4 - 56827*y*z^4 + 17838*y^2*z^4 - 8794*z^5 + 9718*y*z^5 + 462*z^6))/((-1 + y)*z^2*(-1 + y + z)^2*(y + z)^3) + (-82512*y^3 + 165024*y^4 - 82512*y^5 - 135732*y^2*z + 470628*y^3*z - 407753*y^4*z + 75437*y^5*z - 2580*y^6*z + 75300*y*z^2 + 115848*y^2*z^2 - 360939*y^3*z^2 + 176072*y^4*z^2 + 1915*y^5*z^2 - 3888*z^3 - 177660*y*z^3 + 258033*y^2*z^3 - 126750*y^3*z^3 + 66657*y^4*z^3 + 12096*z^4 + 148795*y*z^4 - 265624*y^2*z^4 + 104733*y^3*z^4 - 12528*z^5 - 33919*y*z^5 + 30055*y^2*z^5 + 4320*z^6 - 12516*y*z^6)/(1728*(-1 + y)*y*z^2*(-1 + y + z)^2* (y + z)^3) + (Pi^2*(12*y^5 - 24*y^6 + 12*y^7 - 3444*y^3*z + 13836*y^4*z - 18875*y^5*z + 9370*y^6*z - 239*y^7*z - 648*y^8*z + 18180*y^2*z^2 - 51588*y^3*z^2 + 44247*y^4*z^2 - 8167*y^5*z^2 - 2251*y^6*z^2 - 421*y^7*z^2 + 360*y*z^3 - 45204*y^2*z^3 + 117807*y^3*z^3 - 109617*y^4*z^3 + 42885*y^5*z^3 - 5799*y^6*z^3 + 120*z^4 - 1536*y*z^4 + 34981*y^2*z^4 - 79529*y^3*z^4 + 61387*y^4*z^4 - 14559*y^5*z^4 - 360*z^5 + 2016*y*z^5 - 9565*y^2*z^5 + 18410*y^3*z^5 - 10501*y^4*z^5 + 360*z^6 - 864*y*z^6 + 1944*y^2*z^6 - 2304*y^3*z^6 - 120*z^7 + 24*y*z^7 - 336*y^2*z^7))/(288*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2*(y + z)^3) + ((-1 + z)*(-9 + 9*z + 5*z^2)*G[0, 0, 0, y])/(4*z^3*(-1 + y + z)^2) - (3*(-1 + z)*(-1 + z + 6*z^2)*G[0, 1, 0, y])/(4*z^3*(-1 + y + z)^2) - ((-1 + z)*(-4 + 4*z + 5*z^2)*G[1, 0, 0, y])/(2*z^3*(-1 + y + z)^2) + ((-1 + z)*(-1 + z + 9*z^2)*G[1, 1, 0, y])/(2*z^3*(-1 + y + z)^2) + ((7 - 14*z - z^2 + 2*z^3)*Zeta[3])/(4*z^3*(-1 + y + z)^2)) + G[0, 0, z]*(((I/8)*Pi^3*(-9 + 18*y - 9*y^2 + 25*z - 34*y*z + 9*y^2*z - 8*z^2))/((-1 + y)^2*z*(-1 + y + z)^2) - ((I/24)*Pi*(-202*y^2 + 202*y^3 - 1782*z + 2566*y*z - 671*y^2*z + 986*z^2 - 760*y*z^2 + 113*z^3))/((-1 + y)*z*(-1 + y + z)* (y + z)^2) + (2700*y^2 - 7542*y^3 + 4842*y^4 + 22473*y*z - 46275*y^2*z + 24341*y^3*z + 324*z^2 - 19644*y*z^2 + 20398*y^2*z^2 - 360*z^3 + 899*y*z^3)/(144*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(1458*y^3 - 4347*y^4 + 4320*y^5 - 1431*y^6 - 792*y*z + 7146*y^2*z - 19822*y^3*z + 22755*y^4*z - 10718*y^5*z + 1431*y^6*z + 396*z^2 + 4968*y*z^2 - 27048*y^2*z^2 + 44387*y^3*z^2 - 29031*y^4*z^2 + 6392*y^5*z^2 + 468*z^3 - 13008*y*z^3 + 36267*y^2*z^3 - 34216*y^3*z^3 + 10617*y^4*z^3 - 2623*z^4 + 13743*y*z^4 - 19325*y^2*z^4 + 8205*y^3*z^4 + 2240*z^5 - 5340*y*z^5 + 2972*y^2*z^5 - 487*z^6 + 423*y*z^6))/ (144*(-1 + y)^2*(-1 + z)*z*(-1 + y + z)^2*(y + z)^3) + ((((-3*I)/4)*Pi*(-9*y^4 + 18*y^5 - 9*y^6 + 132*y*z - 528*y^2*z + 756*y^3*z - 431*y^4*z + 62*y^5*z + 9*y^6*z - 66*z^2 + 342*y^2*z^2 - 320*y^3*z^2 + 36*y^5*z^2 + 132*z^3 - 300*y*z^3 + 354*y^2*z^3 - 272*y^3*z^3 + 54*y^4*z^3 - 75*z^4 + 250*y*z^4 - 259*y^2*z^4 + 36*y^3*z^4 + 25*z^5 - 66*y*z^5 + 9*y^2*z^5 - 8*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (-390*y^5 + 1590*y^6 - 2430*y^7 + 1650*y^8 - 420*y^9 - 2010*y^4*z + 8910*y^5*z - 14751*y^6*z + 10890*y^7*z - 3117*y^8*z + 78*y^9*z - 1736*y^3*z^2 + 10328*y^4*z^2 - 20826*y^5*z^2 + 17917*y^6*z^2 - 6038*y^7*z^2 + 355*y^8*z^2 - 923*y^2*z^3 + 7458*y^3*z^3 - 18258*y^4*z^3 + 18982*y^5*z^3 - 9005*y^6*z^3 + 1810*y^7*z^3 - 216*y*z^4 + 3898*y^2*z^4 - 13484*y^3*z^4 + 18508*y^4*z^4 - 12860*y^5*z^4 + 4626*y^6*z^4 - 54*z^5 + 912*y*z^5 - 5408*y^2*z^5 + 10458*y^3*z^5 - 10226*y^4*z^5 + 5566*y^5*z^5 + 174*z^6 - 1212*y*z^6 + 2711*y^2*z^6 - 3476*y^3*z^6 + 3355*y^4*z^6 - 180*z^7 + 516*y*z^7 - 458*y^2*z^7 + 1050*y^3*z^7 + 60*z^8 - 12*y*z^8 + 168*y^2*z^8)/(24*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2* (y + z)^4))*G[1, 0, y] - (3*(-19 + 38*y - 19*y^2 + 28*z - 38*y*z + 10*y^2*z - 9*z^2)*G[0, 0, 0, y])/(2*(-1 + y)^2*z*(-1 + y + z)^2) + ((61*y^4 - 183*y^5 + 183*y^6 - 61*y^7 + 242*y*z - 1210*y^2*z + 2664*y^3*z - 3272*y^4*z + 2222*y^5*z - 686*y^6*z + 40*y^7*z - 121*z^2 + 121*y*z^2 + 1092*y^2*z^2 - 3272*y^3*z^2 + 3643*y^4*z^2 - 1623*y^5*z^2 + 160*y^6*z^2 + 242*z^3 - 482*y*z^3 - 726*y^2*z^3 + 2546*y^3*z^3 - 1856*y^4*z^3 + 240*y^5*z^3 - 60*z^4 - 300*y*z^4 + 1504*y^2*z^4 - 1448*y^3*z^4 + 160*y^4*z^4 - 120*z^5 + 656*y*z^5 - 792*y^2*z^5 + 40*y^3*z^5 + 94*z^6 - 238*y*z^6 - 36*z^7)* G[0, 1, 0, y])/(4*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + ((-61*y^4 + 122*y^5 - 61*y^6 + 396*y*z - 1584*y^2*z + 2132*y^3*z - 979*y^4*z - 6*y^5*z + 41*y^6*z - 198*z^2 + 822*y^2*z^2 - 384*y^3*z^2 - 442*y^4*z^2 + 164*y^5*z^2 + 396*z^3 - 1036*y*z^3 + 1586*y^2*z^3 - 1344*y^3*z^3 + 246*y^4*z^3 - 259*z^4 + 986*y*z^4 - 1119*y^2*z^4 + 164*y^3*z^4 + 117*z^5 - 310*y*z^5 + 41*y^2*z^5 - 38*z^6)*G[1, 0, 0, y])/(4*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((22*y^4 - 44*y^5 + 22*y^6 - 132*y*z + 528*y^2*z - 704*y^3*z + 273*y^4*z + 52*y^5*z - 17*y^6*z + 66*z^2 - 264*y^2*z^2 - 52*y^3*z^2 + 349*y^4*z^2 - 68*y^5*z^2 - 132*z^3 + 352*y*z^3 - 782*y^2*z^3 + 788*y^3*z^3 - 102*y^4*z^3 + 88*z^4 - 492*y*z^4 + 658*y^2*z^4 - 68*y^3*z^4 - 79*z^5 + 220*y*z^5 - 17*y^2*z^5 + 31*z^6)*G[1, 1, 0, y])/(4*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((-39 + 117*y - 117*y^2 + 39*y^3 + 44*z - 110*y*z + 88*y^2*z - 22*y^3*z - 119*z^2 + 119*y*z^2 + 72*z^3)*Zeta[3])/ (4*(-1 + y)^3*z*(-1 + y + z)^2)) + G[-y, 1 - y, z]* (((-1/4*I)*Pi^3*(9*y^4 - 20*y^5 + 10*y^6 + 36*y^3*z - 98*y^4*z + 60*y^5*z + 54*y^2*z^2 - 192*y^3*z^2 + 147*y^4*z^2 - 52*y*z^3 - 12*y^2*z^3 + 100*y^3*z^3 + 53*z^4 - 4*y*z^4 - 106*z^5 + 48*y*z^5 + 51*z^6))/(z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-324*y^6 + 1219*y^7 - 1723*y^8 + 1085*y^9 - 257*y^10 - 1146*y^5*z + 4978*y^6*z - 8105*y^7*z + 5920*y^8*z - 1707*y^9*z + 60*y^10*z - 987*y^4*z^2 + 6024*y^5*z^2 - 12803*y^6*z^2 + 11824*y^7*z^2 - 4400*y^8*z^2 + 342*y^9*z^2 - 1436*y^3*z^3 + 7413*y^4*z^3 - 15680*y^5*z^3 + 15756*y^6*z^3 - 6800*y^7*z^3 + 747*y^8*z^3 + 637*y^2*z^4 - 137*y^3*z^4 - 4952*y^4*z^4 + 8955*y^5*z^4 - 5025*y^6*z^4 + 414*y^7*z^4 + 108*y*z^5 - 2000*y^2*z^5 + 4313*y^3*z^5 - 2308*y^4*z^5 + 307*y^5*z^5 - 960*y^6*z^5 + 27*z^6 - 456*y*z^6 + 2349*y^2*z^6 - 3306*y^3*z^6 + 2154*y^4*z^6 - 1848*y^5*z^6 - 87*z^7 + 606*y*z^7 - 1038*y^2*z^7 + 786*y^3*z^7 - 1347*y^4*z^7 + 90*z^8 - 258*y*z^8 + 120*y^2*z^8 - 492*y^3*z^8 - 30*z^9 + 6*y*z^9 - 84*y^2*z^9))/ (72*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2*(y + z)^4) + ((-17*y^4 + 40*y^5 - 20*y^6 - 68*y^3*z + 194*y^4*z - 120*y^5*z - 102*y^2*z^2 + 376*y^3*z^2 - 292*y^4*z^2 + 174*y*z^3 - 120*y^2*z^3 - 126*y^3*z^3 - 138*z^4 - 66*y*z^4 + 111*y^2*z^4 + 276*z^5 - 88*y*z^5 - 133*z^6)*G[0, 1, 0, y])/(2*z^3*(-1 + y + z)^2* (y + z)^4) + ((-43*y^4 + 100*y^5 - 50*y^6 - 172*y^3*z + 486*y^4*z - 300*y^5*z - 258*y^2*z^2 + 944*y^3*z^2 - 733*y^4*z^2 + 356*y*z^3 - 140*y^2*z^3 - 404*y^3*z^3 - 307*z^4 - 84*y*z^4 + 144*y^2*z^4 + 614*z^5 - 232*y*z^5 - 297*z^6)*G[1, 0, 0, y])/ (4*z^3*(-1 + y + z)^2*(y + z)^4) + ((11*y^4 - 20*y^5 + 10*y^6 + 44*y^3*z - 102*y^4*z + 60*y^5*z + 66*y^2*z^2 - 208*y^3*z^2 + 153*y^4*z^2 + 132*y*z^3 - 388*y^2*z^3 + 300*y^3*z^3 - 33*z^4 - 196*y*z^4 + 300*y^2*z^4 + 66*z^5 + 72*y*z^5 - 31*z^6)*G[1, 1, 0, y])/(4*z^3*(-1 + y + z)^2* (y + z)^4) + ((7*y^4 - 20*y^5 + 10*y^6 + 28*y^3*z - 94*y^4*z + 60*y^5*z + 42*y^2*z^2 - 176*y^3*z^2 + 141*y^4*z^2 - 236*y*z^3 + 364*y^2*z^3 - 100*y^3*z^3 + 139*z^4 + 188*y*z^4 - 300*y^2*z^4 - 278*z^5 + 24*y*z^5 + 133*z^6)*Zeta[3])/(2*z^3*(-1 + y + z)^2* (y + z)^4)) + G[1, 0, y]* (((I/8)*Pi^3*(-3*y^4 + 6*y^5 - 3*y^6 - 66*y*z + 264*y^2*z - 408*y^3*z + 270*y^4*z - 68*y^5*z + 8*y^6*z + 33*z^2 - 216*y^2*z^2 + 228*y^3*z^2 - 64*y^4*z^2 + 32*y^5*z^2 - 66*z^3 + 120*y*z^3 - 150*y^2*z^3 + 100*y^3*z^3 + 48*y^4*z^3 + 30*z^4 - 132*y*z^4 + 148*y^2*z^4 + 32*y^3*z^4 - 18*z^5 + 62*y*z^5 + 8*y^2*z^5 + 13*z^6))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((I/144)*Pi*(-1944*y^2 + 7992*y^3 - 12312*y^4 + 8424*y^5 - 2160*y^6 - 4827*y*z + 22008*y^2*z - 36644*y^3*z + 27034*y^4*z - 8033*y^5*z + 462*y^6*z + 21759*z^2 - 94854*y*z^2 + 164268*y^2*z^2 - 137262*y^3*z^2 + 45593*y^4*z^2 + 496*y^5*z^2 - 34944*z^3 + 124098*y*z^3 - 155886*y^2*z^3 + 61403*y^3*z^3 + 7968*y^4*z^3 + 9424*z^4 - 23288*y*z^4 + 5239*y^2*z^4 + 16542*y^3*z^4 + 1368*z^5 - 2305*y*z^5 + 8854*y^2*z^5 + 2393*z^6 + 246*y*z^6))/ ((-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^3) + (-82512*y^3 + 332064*y^4 - 501120*y^5 + 336096*y^6 - 84528*y^7 - 135732*y^2*z + 626916*y^3*z - 1014747*y^4*z + 695142*y^5*z - 175047*y^6*z + 3468*y^7*z + 75300*y*z^2 - 242292*y^2*z^2 + 483963*y^3*z^2 - 672319*y^4*z^2 + 324345*y^5*z^2 + 31003*y^6*z^2 - 3888*z^3 - 132144*y*z^3 + 678819*y^2*z^3 - 1298721*y^3*z^3 + 682813*y^4*z^3 + 122529*y^5*z^3 + 7776*z^4 + 74565*y*z^4 - 474513*y^2*z^4 + 382095*y^3*z^4 + 158301*y^4*z^4 - 3888*z^5 - 74749*y*z^5 + 171174*y^2*z^5 + 55687*y^3*z^5 + 57028*y*z^6 - 7620*y^2*z^6)/(1728*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(324*y^3 - 2028*y^4 + 4860*y^5 - 5652*y^6 + 3216*y^7 - 720*y^8 - 1938*y^2*z + 7446*y^3*z - 10231*y^4*z + 6057*y^5*z - 2175*y^6*z + 1501*y^7*z - 660*y^8*z + 17668*y*z^2 - 100334*y^2*z^2 + 232554*y^3*z^2 - 272171*y^4*z^2 + 158985*y^5*z^2 - 35915*y^6*z^2 - 787*y^7*z^2 + 17968*z^3 - 133828*y*z^3 + 378954*y^2*z^3 - 513038*y^3*z^3 + 331320*y^4*z^3 - 77964*y^5*z^3 - 3484*y^6*z^3 - 29906*z^4 + 145910*y*z^4 - 251088*y^2*z^4 + 170784*y^3*z^4 - 23190*y^4*z^4 - 12798*y^5*z^4 + 8715*z^5 - 15973*y*z^5 - 10871*y^2*z^5 + 33157*y^3*z^5 - 15460*y^4*z^5 + 3995*z^6 - 15445*y*z^6 + 17649*y^2*z^6 - 6487*y^3*z^6 - 734*z^7 + 1130*y*z^7 - 468*y^2*z^7))/(288*(-1 + y)^3*z^2*(-1 + y + z)^2*(y + z)^4) + ((((3*I)/2)*Pi*(-1 + z)*(-1 + z + 2*z^2))/(z^3*(-1 + y + z)^2) + (-140*y^5 + 400*y^6 - 380*y^7 + 120*y^8 - 420*y^4*z + 1456*y^5*z - 1772*y^6*z + 856*y^7*z - 120*y^8*z - 513*y^3*z^2 + 2328*y^4*z^2 - 3881*y^5*z^2 + 2824*y^6*z^2 - 752*y^7*z^2 - 6*y^8*z^2 - 155*y^2*z^3 + 1570*y^3*z^3 - 4355*y^4*z^3 + 5208*y^5*z^3 - 2538*y^6*z^3 + 270*y^7*z^3 - 180*y*z^4 + 1084*y^2*z^4 - 3167*y^3*z^4 + 5428*y^4*z^4 - 4479*y^5*z^4 + 1098*y^6*z^4 - 60*z^5 + 768*y*z^5 - 2327*y^2*z^5 + 4006*y^3*z^5 - 4667*y^4*z^5 + 1848*y^5*z^5 + 180*z^6 - 1008*y*z^6 + 1872*y^2*z^6 - 2724*y^3*z^6 + 1680*y^4*z^6 - 180*z^7 + 432*y*z^7 - 642*y^2*z^7 + 822*y^3*z^7 + 60*z^8 - 12*y*z^8 + 168*y^2*z^8)/ (24*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2*(y + z)^3))*G[1, 0, z] + ((((-3*I)/2)*Pi*(-1 + z)*(-1 + z + 2*z^2))/(z^3*(-1 + y + z)^2) + (140*y^5 - 400*y^6 + 380*y^7 - 120*y^8 + 420*y^4*z - 1456*y^5*z + 1772*y^6*z - 856*y^7*z + 120*y^8*z + 513*y^3*z^2 - 2328*y^4*z^2 + 3881*y^5*z^2 - 2824*y^6*z^2 + 752*y^7*z^2 + 6*y^8*z^2 + 155*y^2*z^3 - 1570*y^3*z^3 + 4355*y^4*z^3 - 5208*y^5*z^3 + 2538*y^6*z^3 - 270*y^7*z^3 + 180*y*z^4 - 1084*y^2*z^4 + 3167*y^3*z^4 - 5428*y^4*z^4 + 4479*y^5*z^4 - 1098*y^6*z^4 + 60*z^5 - 768*y*z^5 + 2327*y^2*z^5 - 4006*y^3*z^5 + 4667*y^4*z^5 - 1848*y^5*z^5 - 180*z^6 + 1008*y*z^6 - 1872*y^2*z^6 + 2724*y^3*z^6 - 1680*y^4*z^6 + 180*z^7 - 432*y*z^7 + 642*y^2*z^7 - 822*y^3*z^7 - 60*z^8 + 12*y*z^8 - 168*y^2*z^8)/ (24*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2*(y + z)^3))*G[1, 1 - y, z] + ((((3*I)/4)*Pi*(-9*y^4 + 18*y^5 - 9*y^6 + 66*y*z - 264*y^2*z + 360*y^3*z - 174*y^4*z + 8*y^5*z + 4*y^6*z - 33*z^2 + 144*y^2*z^2 - 84*y^3*z^2 - 50*y^4*z^2 + 16*y^5*z^2 + 66*z^3 - 168*y*z^3 + 246*y^2*z^3 - 196*y^3*z^3 + 24*y^4*z^3 - 42*z^4 + 156*y*z^4 - 172*y^2*z^4 + 16*y^3*z^4 + 18*z^5 - 50*y*z^5 + 4*y^2*z^5 - 7*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (228*y^5 - 1284*y^6 + 2484*y^7 - 2028*y^8 + 600*y^9 + 1137*y^4*z - 6468*y^5*z + 13247*y^6*z - 11656*y^7*z + 3758*y^8*z - 18*y^9*z + 2012*y^3*z^2 - 12149*y^4*z^2 + 26996*y^5*z^2 - 26212*y^6*z^2 + 9488*y^7*z^2 - 135*y^8*z^2 + 302*y^2*z^3 - 6816*y^3*z^3 + 23058*y^4*z^3 - 29394*y^5*z^3 + 14070*y^6*z^3 - 1068*y^7*z^3 + 240*y*z^4 - 2581*y^2*z^4 + 11260*y^3*z^4 - 19709*y^4*z^4 + 14302*y^5*z^4 - 3120*y^6*z^4 + 60*z^5 - 948*y*z^5 + 4462*y^2*z^5 - 9108*y^3*z^5 + 9782*y^4*z^5 - 4200*y^5*z^5 - 180*z^6 + 1188*y*z^6 - 2641*y^2*z^6 + 3858*y^3*z^6 - 2913*y^4*z^6 + 180*z^7 - 492*y*z^7 + 650*y^2*z^7 - 1050*y^3*z^7 - 60*z^8 + 12*y*z^8 - 168*y^2*z^8)/(24*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2* (y + z)^4))*G[1 - y, 0, z] + ((((3*I)/2)*Pi*(10*y^4 - 40*y^5 + 60*y^6 - 40*y^7 + 10*y^8 + 40*y^3*z - 180*y^4*z + 300*y^5*z - 220*y^6*z + 60*y^7*z + 60*y^2*z^2 - 320*y^3*z^2 + 615*y^4*z^2 - 510*y^5*z^2 + 155*y^6*z^2 + 18*y*z^3 - 192*y^2*z^3 + 528*y^3*z^3 - 561*y^4*z^3 + 208*y^5*z^3 - y^6*z^3 + 21*z^4 - 120*y*z^4 + 324*y^2*z^4 - 408*y^3*z^4 + 191*y^4*z^4 - 4*y^5*z^4 - 42*z^5 + 164*y*z^5 - 256*y^2*z^5 + 156*y^3*z^5 - 6*y^4*z^5 + 26*z^6 - 88*y*z^6 + 90*y^2*z^6 - 4*y^3*z^6 - 9*z^7 + 26*y*z^7 - y^2*z^7 + 4*z^8))/((-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + (508*y^6 - 2038*y^7 + 3066*y^8 - 2050*y^9 + 514*y^10 + 1924*y^5*z - 8340*y^6*z + 13602*y^7*z - 10000*y^8*z + 2934*y^9*z - 120*y^10*z + 2424*y^4*z^2 - 12020*y^5*z^2 + 21845*y^6*z^2 - 18034*y^7*z^2 + 6493*y^8*z^2 - 708*y^9*z^2 + 904*y^3*z^3 - 6394*y^4*z^3 + 13916*y^5*z^3 - 13325*y^6*z^3 + 6542*y^7*z^3 - 1643*y^8*z^3 + 106*y^2*z^4 - 510*y^3*z^4 + 234*y^4*z^4 + 1238*y^5*z^4 + 46*y^6*z^4 - 1244*y^7*z^4 - 240*y*z^5 + 1714*y^2*z^5 - 5710*y^3*z^5 + 10064*y^4*z^5 - 7530*y^5*z^5 + 1398*y^6*z^5 - 60*z^6 + 948*y*z^6 - 3955*y^2*z^6 + 7754*y^3*z^6 - 8099*y^4*z^6 + 3496*y^5*z^6 + 180*z^7 - 1188*y*z^7 + 2601*y^2*z^7 - 3614*y^3*z^7 + 2797*y^4*z^7 - 180*z^8 + 492*y*z^8 - 634*y^2*z^8 + 1056*y^3*z^8 + 60*z^9 - 12*y*z^9 + 168*y^2*z^9)/ (24*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1 - y, z] + ((((-3*I)/2)*Pi*(9*y^4 - 20*y^5 + 10*y^6 + 36*y^3*z - 98*y^4*z + 60*y^5*z + 54*y^2*z^2 - 192*y^3*z^2 + 147*y^4*z^2 - 52*y*z^3 - 12*y^2*z^3 + 100*y^3*z^3 + 53*z^4 - 4*y*z^4 - 106*z^5 + 48*y*z^5 + 51*z^6))/(z^3*(-1 + y + z)^2*(y + z)^4) + (-324*y^6 + 1219*y^7 - 1723*y^8 + 1085*y^9 - 257*y^10 - 1146*y^5*z + 4978*y^6*z - 8105*y^7*z + 5920*y^8*z - 1707*y^9*z + 60*y^10*z - 987*y^4*z^2 + 6024*y^5*z^2 - 12803*y^6*z^2 + 11824*y^7*z^2 - 4400*y^8*z^2 + 342*y^9*z^2 - 1436*y^3*z^3 + 7413*y^4*z^3 - 15680*y^5*z^3 + 15756*y^6*z^3 - 6800*y^7*z^3 + 747*y^8*z^3 + 637*y^2*z^4 - 137*y^3*z^4 - 4952*y^4*z^4 + 8955*y^5*z^4 - 5025*y^6*z^4 + 414*y^7*z^4 + 108*y*z^5 - 2000*y^2*z^5 + 4313*y^3*z^5 - 2308*y^4*z^5 + 307*y^5*z^5 - 960*y^6*z^5 + 27*z^6 - 456*y*z^6 + 2349*y^2*z^6 - 3306*y^3*z^6 + 2154*y^4*z^6 - 1848*y^5*z^6 - 87*z^7 + 606*y*z^7 - 1038*y^2*z^7 + 786*y^3*z^7 - 1347*y^4*z^7 + 90*z^8 - 258*y*z^8 + 120*y^2*z^8 - 492*y^3*z^8 - 30*z^9 + 6*y*z^9 - 84*y^2*z^9)/(12*(-1 + y)^2*y^2*z^3* (-1 + y + z)^2*(y + z)^4))*G[-y, 0, z] + ((((3*I)/2)*Pi*(9*y^4 - 20*y^5 + 10*y^6 + 36*y^3*z - 98*y^4*z + 60*y^5*z + 54*y^2*z^2 - 192*y^3*z^2 + 147*y^4*z^2 - 52*y*z^3 - 12*y^2*z^3 + 100*y^3*z^3 + 53*z^4 - 4*y*z^4 - 106*z^5 + 48*y*z^5 + 51*z^6))/(z^3*(-1 + y + z)^2*(y + z)^4) + (324*y^6 - 1219*y^7 + 1723*y^8 - 1085*y^9 + 257*y^10 + 1146*y^5*z - 4978*y^6*z + 8105*y^7*z - 5920*y^8*z + 1707*y^9*z - 60*y^10*z + 987*y^4*z^2 - 6024*y^5*z^2 + 12803*y^6*z^2 - 11824*y^7*z^2 + 4400*y^8*z^2 - 342*y^9*z^2 + 1436*y^3*z^3 - 7413*y^4*z^3 + 15680*y^5*z^3 - 15756*y^6*z^3 + 6800*y^7*z^3 - 747*y^8*z^3 - 637*y^2*z^4 + 137*y^3*z^4 + 4952*y^4*z^4 - 8955*y^5*z^4 + 5025*y^6*z^4 - 414*y^7*z^4 - 108*y*z^5 + 2000*y^2*z^5 - 4313*y^3*z^5 + 2308*y^4*z^5 - 307*y^5*z^5 + 960*y^6*z^5 - 27*z^6 + 456*y*z^6 - 2349*y^2*z^6 + 3306*y^3*z^6 - 2154*y^4*z^6 + 1848*y^5*z^6 + 87*z^7 - 606*y*z^7 + 1038*y^2*z^7 - 786*y^3*z^7 + 1347*y^4*z^7 - 90*z^8 + 258*y*z^8 - 120*y^2*z^8 + 492*y^3*z^8 + 30*z^9 - 6*y*z^9 + 84*y^2*z^9)/(12*(-1 + y)^2*y^2*z^3* (-1 + y + z)^2*(y + z)^4))*G[-y, 1 - y, z] + ((-22*y^4 + 44*y^5 - 22*y^6 + 374*y*z - 1496*y^2*z + 2156*y^3*z - 1246*y^4*z + 190*y^5*z + 22*y^6*z - 187*z^2 + 990*y^2*z^2 - 936*y^3*z^2 + 19*y^4*z^2 + 88*y^5*z^2 + 374*z^3 - 836*y*z^3 + 994*y^2*z^3 - 768*y^3*z^3 + 132*y^4*z^3 - 209*z^4 + 714*y*z^4 - 749*y^2*z^4 + 88*y^3*z^4 + 74*z^5 - 200*y*z^5 + 22*y^2*z^5 - 26*z^6)*G[0, 0, 0, z])/(4*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((62*y^4 - 124*y^5 + 62*y^6 - 352*y*z + 1408*y^2*z - 1864*y^3*z + 817*y^4*z + 20*y^5*z - 29*y^6*z + 176*z^2 - 684*y^2*z^2 + 284*y^3*z^2 + 373*y^4*z^2 - 116*y^5*z^2 - 352*z^3 + 952*y*z^3 - 1418*y^2*z^3 + 1124*y^3*z^3 - 174*y^4*z^3 + 238*z^4 - 856*y*z^4 + 932*y^2*z^4 - 116*y^3*z^4 - 95*z^5 + 256*y*z^5 - 29*y^2*z^5 + 33*z^6)*G[0, 0, 1 - y, z])/(4*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4) + ((-y^4 + 3*y^5 - 3*y^6 + y^7 - 4*y^3*z + 14*y^4*z - 18*y^5*z + 10*y^6*z - 2*y^7*z - 6*y^2*z^2 + 26*y^3*z^2 - 55*y^4*z^2 + 69*y^5*z^2 - 47*y^6*z^2 + 13*y^7*z^2 - 26*y*z^3 + 134*y^2*z^3 - 320*y^3*z^3 + 394*y^4*z^3 - 246*y^5*z^3 + 76*y^6*z^3 - 12*y^7*z^3 + 10*z^4 - 171*y^2*z^4 + 325*y^3*z^4 - 164*y^4*z^4 + 48*y^5*z^4 - 48*y^6*z^4 - 20*z^5 + 8*y*z^5 - 36*y^2*z^5 + 340*y^3*z^5 - 256*y^4*z^5 - 72*y^5*z^5 - 2*z^6 - 82*y*z^6 + 548*y^2*z^6 - 560*y^3*z^6 - 48*y^4*z^6 - 22*z^7 + 316*y*z^7 - 498*y^2*z^7 - 12*y^3*z^7 + 71*z^8 - 215*y*z^8 - 36*z^9)* G[0, 1, 0, z])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((y^4 - 3*y^5 + 3*y^6 - y^7 + 4*y^3*z - 14*y^4*z + 18*y^5*z - 10*y^6*z + 2*y^7*z + 6*y^2*z^2 - 26*y^3*z^2 + 55*y^4*z^2 - 69*y^5*z^2 + 47*y^6*z^2 - 13*y^7*z^2 + 26*y*z^3 - 134*y^2*z^3 + 320*y^3*z^3 - 394*y^4*z^3 + 246*y^5*z^3 - 76*y^6*z^3 + 12*y^7*z^3 - 10*z^4 + 171*y^2*z^4 - 325*y^3*z^4 + 164*y^4*z^4 - 48*y^5*z^4 + 48*y^6*z^4 + 20*z^5 - 8*y*z^5 + 36*y^2*z^5 - 340*y^3*z^5 + 256*y^4*z^5 + 72*y^5*z^5 + 2*z^6 + 82*y*z^6 - 548*y^2*z^6 + 560*y^3*z^6 + 48*y^4*z^6 + 22*z^7 - 316*y*z^7 + 498*y^2*z^7 + 12*y^3*z^7 - 71*z^8 + 215*y*z^8 + 36*z^9)*G[0, 1, 1 - y, z])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((-40*y^4 + 120*y^5 - 120*y^6 + 40*y^7 + 154*y*z - 770*y^2*z + 1380*y^3*z - 955*y^4*z + 61*y^5*z + 149*y^6*z - 19*y^7*z - 77*z^2 + 77*y*z^2 + 222*y^2*z^2 + 62*y^3*z^2 - 886*y^4*z^2 + 678*y^5*z^2 - 76*y^6*z^2 + 154*z^3 - 622*y*z^3 + 1572*y^2*z^3 - 2396*y^3*z^3 + 1442*y^4*z^3 - 114*y^5*z^3 - 117*z^4 + 771*y*z^4 - 1849*y^2*z^4 + 1415*y^3*z^4 - 76*y^4*z^4 + 105*z^5 - 617*y*z^5 + 747*y^2*z^5 - 19*y^3*z^5 - 97*z^6 + 241*y*z^6 + 36*z^7)*G[0, 1 - y, 0, z])/ (4*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + ((-10*y^4 + 50*y^5 - 100*y^6 + 100*y^7 - 50*y^8 + 10*y^9 - 40*y^3*z + 220*y^4*z - 480*y^5*z + 520*y^6*z - 280*y^7*z + 60*y^8*z - 60*y^2*z^2 + 380*y^3*z^2 - 880*y^4*z^2 + 960*y^5*z^2 - 500*y^6*z^2 + 100*y^7*z^2 - 150*y*z^3 + 870*y^2*z^3 - 1820*y^3*z^3 + 1636*y^4*z^3 - 522*y^5*z^3 - 34*y^6*z^3 + 20*y^7*z^3 + 45*z^4 + 75*y*z^4 - 510*y^2*z^4 + 214*y^3*z^4 + 753*y^4*z^4 - 657*y^5*z^4 + 80*y^6*z^4 - 90*z^5 + 410*y*z^5 - 1314*y^2*z^5 + 2262*y^3*z^5 - 1424*y^4*z^5 + 120*y^5*z^5 + 95*z^6 - 701*y*z^6 + 1773*y^2*z^6 - 1391*y^3*z^6 + 80*y^4*z^6 - 104*z^7 + 612*y*z^7 - 744*y^2*z^7 + 20*y^3*z^7 + 96*z^8 - 240*y*z^8 - 36*z^9)* G[0, 1 - y, 1 - y, z])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((9*y^4 - 47*y^5 + 97*y^6 - 99*y^7 + 50*y^8 - 10*y^9 + 36*y^3*z - 206*y^4*z + 462*y^5*z - 510*y^6*z + 278*y^7*z - 60*y^8*z + 54*y^2*z^2 - 354*y^3*z^2 + 899*y^4*z^2 - 1113*y^5*z^2 + 675*y^6*z^2 - 161*y^7*z^2 + 520*y*z^3 - 2716*y^2*z^3 + 5756*y^3*z^3 - 6196*y^4*z^3 + 3388*y^5*z^3 - 752*y^6*z^3 - 233*z^4 + 123*y*z^4 + 1971*y^2*z^4 - 4417*y^3*z^4 + 3660*y^4*z^4 - 1104*y^5*z^4 + 466*z^5 - 1294*y*z^5 + 942*y^2*z^5 + 398*y^3*z^5 - 548*y^4*z^5 - 221*z^6 + 567*y*z^6 - 75*y^2*z^6 - 415*y^3*z^6 - 24*z^7 + 312*y*z^7 - 504*y^2*z^7 + 66*z^8 - 210*y*z^8 - 36*z^9)* G[0, -y, 0, z])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((-9*y^4 + 47*y^5 - 97*y^6 + 99*y^7 - 50*y^8 + 10*y^9 - 36*y^3*z + 206*y^4*z - 462*y^5*z + 510*y^6*z - 278*y^7*z + 60*y^8*z - 54*y^2*z^2 + 354*y^3*z^2 - 899*y^4*z^2 + 1113*y^5*z^2 - 675*y^6*z^2 + 161*y^7*z^2 - 520*y*z^3 + 2716*y^2*z^3 - 5756*y^3*z^3 + 6196*y^4*z^3 - 3388*y^5*z^3 + 752*y^6*z^3 + 233*z^4 - 123*y*z^4 - 1971*y^2*z^4 + 4417*y^3*z^4 - 3660*y^4*z^4 + 1104*y^5*z^4 - 466*z^5 + 1294*y*z^5 - 942*y^2*z^5 - 398*y^3*z^5 + 548*y^4*z^5 + 221*z^6 - 567*y*z^6 + 75*y^2*z^6 + 415*y^3*z^6 + 24*z^7 - 312*y*z^7 + 504*y^2*z^7 - 66*z^8 + 210*y*z^8 + 36*z^9)* G[0, -y, 1 - y, z])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) - (5*(-1 + z)*(-1 + z + 4*z^2)*G[1, 0, 0, z])/(4*z^3*(-1 + y + z)^2) + ((-1 + z)*(-2 + 2*z + 9*z^2)*G[1, 0, 1 - y, z])/ (2*z^3*(-1 + y + z)^2) + ((-1 + z)*(5 - 5*z + 2*z^2)*G[1, 1, 0, z])/ (4*z^3*(-1 + y + z)^2) - ((-1 + z)*(5 - 5*z + 2*z^2)* G[1, 1, 1 - y, z])/(4*z^3*(-1 + y + z)^2) + ((-1 + z)*(-1 + z + 9*z^2)*G[1, 1 - y, 0, z])/(2*z^3*(-1 + y + z)^2) - ((-1 + z)*(-1 + z + 16*z^2)*G[1, 1 - y, 1 - y, z])/ (4*z^3*(-1 + y + z)^2) + ((24*y^4 - 48*y^5 + 24*y^6 - 132*y*z + 528*y^2*z - 696*y^3*z + 281*y^4*z + 28*y^5*z - 9*y^6*z + 66*z^2 - 252*y^2*z^2 + 20*y^3*z^2 + 225*y^4*z^2 - 36*y^5*z^2 - 132*z^3 + 360*y*z^3 - 654*y^2*z^3 + 572*y^3*z^3 - 54*y^4*z^3 + 90*z^4 - 400*y*z^4 + 484*y^2*z^4 - 36*y^3*z^4 - 55*z^5 + 156*y*z^5 - 9*y^2*z^5 + 23*z^6)*G[1 - y, 0, 0, z])/(4*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^4) + ((-80*y^4 + 320*y^5 - 480*y^6 + 320*y^7 - 80*y^8 - 320*y^3*z + 1440*y^4*z - 2400*y^5*z + 1760*y^6*z - 480*y^7*z - 480*y^2*z^2 + 2560*y^3*z^2 - 4917*y^4*z^2 + 4074*y^5*z^2 - 1237*y^6*z^2 - 188*y*z^3 + 1712*y^2*z^3 - 4476*y^3*z^3 + 4634*y^4*z^3 - 1690*y^5*z^3 + 8*y^6*z^3 - 146*z^4 + 960*y*z^4 - 2706*y^2*z^4 + 3380*y^3*z^4 - 1549*y^4*z^4 + 32*y^5*z^4 + 292*z^5 - 1212*y*z^5 + 1944*y^2*z^5 - 1188*y^3*z^5 + 48*y^4*z^5 - 183*z^6 + 630*y*z^6 - 653*y^2*z^6 + 32*y^3*z^6 + 66*z^7 - 190*y*z^7 + 8*y^2*z^7 - 29*z^8)* G[1 - y, 0, 1 - y, z])/(4*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + ((-22*y^4 + 106*y^5 - 206*y^6 + 202*y^7 - 100*y^8 + 20*y^9 - 88*y^3*z + 468*y^4*z - 996*y^5*z + 1060*y^6*z - 564*y^7*z + 120*y^8*z - 132*y^2*z^2 + 812*y^3*z^2 - 1941*y^4*z^2 + 2271*y^5*z^2 - 1307*y^6*z^2 + 297*y^7*z^2 - 110*y*z^3 + 798*y^2*z^3 - 2144*y^3*z^3 + 2774*y^4*z^3 - 1754*y^5*z^3 + 432*y^6*z^3 + 4*y^7*z^3 - 11*z^4 + 271*y*z^4 - 1062*y^2*z^4 + 1790*y^3*z^4 - 1478*y^4*z^4 + 474*y^5*z^4 + 16*y^6*z^4 + 22*z^5 - 174*y*z^5 + 570*y^2*z^5 - 966*y^3*z^5 + 560*y^4*z^5 + 24*y^5*z^5 - 6*z^6 + 138*y*z^6 - 668*y^2*z^6 + 664*y^3*z^6 + 16*y^4*z^6 + 30*z^7 - 340*y*z^7 + 522*y^2*z^7 + 4*y^3*z^7 - 71*z^8 + 215*y*z^8 + 36*z^9)*G[1 - y, 1, 0, z])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2* (y + z)^4) + ((22*y^4 - 106*y^5 + 206*y^6 - 202*y^7 + 100*y^8 - 20*y^9 + 88*y^3*z - 468*y^4*z + 996*y^5*z - 1060*y^6*z + 564*y^7*z - 120*y^8*z + 132*y^2*z^2 - 812*y^3*z^2 + 1941*y^4*z^2 - 2271*y^5*z^2 + 1307*y^6*z^2 - 297*y^7*z^2 + 110*y*z^3 - 798*y^2*z^3 + 2144*y^3*z^3 - 2774*y^4*z^3 + 1754*y^5*z^3 - 432*y^6*z^3 - 4*y^7*z^3 + 11*z^4 - 271*y*z^4 + 1062*y^2*z^4 - 1790*y^3*z^4 + 1478*y^4*z^4 - 474*y^5*z^4 - 16*y^6*z^4 - 22*z^5 + 174*y*z^5 - 570*y^2*z^5 + 966*y^3*z^5 - 560*y^4*z^5 - 24*y^5*z^5 + 6*z^6 - 138*y*z^6 + 668*y^2*z^6 - 664*y^3*z^6 - 16*y^4*z^6 - 30*z^7 + 340*y*z^7 - 522*y^2*z^7 - 4*y^3*z^7 + 71*z^8 - 215*y*z^8 - 36*z^9)*G[1 - y, 1, 1 - y, z])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2* (y + z)^4) + ((60*y^4 - 300*y^5 + 600*y^6 - 600*y^7 + 300*y^8 - 60*y^9 + 240*y^3*z - 1320*y^4*z + 2880*y^5*z - 3120*y^6*z + 1680*y^7*z - 360*y^8*z + 360*y^2*z^2 - 2280*y^3*z^2 + 5604*y^4*z^2 - 6732*y^5*z^2 + 3972*y^6*z^2 - 924*y^7*z^2 + 174*y*z^3 - 1590*y^2*z^3 + 4956*y^3*z^3 - 7152*y^4*z^3 + 4930*y^5*z^3 - 1322*y^6*z^3 + 4*y^7*z^3 + 93*z^4 - 813*y*z^4 + 2826*y^2*z^4 - 4866*y^3*z^4 + 4151*y^4*z^4 - 1407*y^5*z^4 + 16*y^6*z^4 - 186*z^5 + 1014*y*z^5 - 2430*y^2*z^5 + 2962*y^3*z^5 - 1420*y^4*z^5 + 24*y^5*z^5 + 117*z^6 - 687*y*z^6 + 1603*y^2*z^6 - 1193*y^3*z^6 + 16*y^4*z^6 - 84*z^7 + 548*y*z^7 - 684*y^2*z^7 + 4*y^3*z^7 + 94*z^8 - 238*y*z^8 - 36*z^9)*G[1 - y, 1 - y, 0, z])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((-40*y^4 + 200*y^5 - 400*y^6 + 400*y^7 - 200*y^8 + 40*y^9 - 160*y^3*z + 880*y^4*z - 1920*y^5*z + 2080*y^6*z - 1120*y^7*z + 240*y^8*z - 240*y^2*z^2 + 1520*y^3*z^2 - 3731*y^4*z^2 + 4473*y^5*z^2 - 2633*y^6*z^2 + 611*y^7*z^2 - 138*y*z^3 + 1170*y^2*z^3 - 3504*y^3*z^3 + 4911*y^4*z^3 - 3301*y^5*z^3 + 863*y^6*z^3 - y^7*z^3 - 51*z^4 + 531*y*z^4 - 1920*y^2*z^4 + 3240*y^3*z^4 - 2639*y^4*z^4 + 843*y^5*z^4 - 4*y^6*z^4 + 102*z^5 - 590*y*z^5 + 1392*y^2*z^5 - 1612*y^3*z^5 + 732*y^4*z^5 - 6*y^5*z^5 - 62*z^6 + 342*y*z^6 - 778*y^2*z^6 + 574*y^3*z^6 - 4*y^4*z^6 + 39*z^7 - 263*y*z^7 + 333*y^2*z^7 - y^3*z^7 - 46*z^8 + 118*y*z^8 + 18*z^9)*G[1 - y, 1 - y, 1 - y, z])/(2*(-1 + y)^3*z^3*(-1 + y + z)^2* (y + z)^4) + ((-21*y^4 + 103*y^5 - 203*y^6 + 201*y^7 - 100*y^8 + 20*y^9 - 84*y^3*z + 454*y^4*z - 978*y^5*z + 1050*y^6*z - 562*y^7*z + 120*y^8*z - 126*y^2*z^2 + 786*y^3*z^2 - 1902*y^4*z^2 + 2250*y^5*z^2 - 1308*y^6*z^2 + 300*y^7*z^2 - 18*y*z^3 + 334*y^2*z^3 - 1228*y^3*z^3 + 1872*y^4*z^3 - 1306*y^5*z^3 + 346*y^6*z^3 - 54*z^4 + 304*y*z^4 - 789*y^2*z^4 + 1131*y^3*z^4 - 874*y^4*z^4 + 282*y^5*z^4 + 108*z^5 - 444*y*z^5 + 756*y^2*z^5 - 744*y^3*z^5 + 342*y^4*z^5 - 53*z^6 + 207*y*z^6 - 453*y^2*z^6 + 371*y^3*z^6 + 12*z^7 - 156*y*z^7 + 252*y^2*z^7 - 33*z^8 + 105*y*z^8 + 18*z^9)*G[1 - y, -y, 0, z])/(2*(-1 + y)^3*z^3* (-1 + y + z)^2*(y + z)^4) + ((21*y^4 - 103*y^5 + 203*y^6 - 201*y^7 + 100*y^8 - 20*y^9 + 84*y^3*z - 454*y^4*z + 978*y^5*z - 1050*y^6*z + 562*y^7*z - 120*y^8*z + 126*y^2*z^2 - 786*y^3*z^2 + 1902*y^4*z^2 - 2250*y^5*z^2 + 1308*y^6*z^2 - 300*y^7*z^2 + 18*y*z^3 - 334*y^2*z^3 + 1228*y^3*z^3 - 1872*y^4*z^3 + 1306*y^5*z^3 - 346*y^6*z^3 + 54*z^4 - 304*y*z^4 + 789*y^2*z^4 - 1131*y^3*z^4 + 874*y^4*z^4 - 282*y^5*z^4 - 108*z^5 + 444*y*z^5 - 756*y^2*z^5 + 744*y^3*z^5 - 342*y^4*z^5 + 53*z^6 - 207*y*z^6 + 453*y^2*z^6 - 371*y^3*z^6 - 12*z^7 + 156*y*z^7 - 252*y^2*z^7 + 33*z^8 - 105*y*z^8 - 18*z^9)*G[1 - y, -y, 1 - y, z])/(2*(-1 + y)^3*z^3* (-1 + y + z)^2*(y + z)^4) + ((65*y^4 - 140*y^5 + 70*y^6 + 260*y^3*z - 690*y^4*z + 420*y^5*z + 390*y^2*z^2 - 1360*y^3*z^2 + 1031*y^4*z^2 - 268*y*z^3 - 284*y^2*z^3 + 796*y^3*z^3 + 329*z^4 - 132*y*z^4 + 144*y^2*z^4 - 658*z^5 + 344*y*z^5 + 315*z^6)* G[-y, 0, 0, z])/(4*z^3*(-1 + y + z)^2*(y + z)^4) + ((-45*y^4 + 100*y^5 - 50*y^6 - 180*y^3*z + 490*y^4*z - 300*y^5*z - 270*y^2*z^2 + 960*y^3*z^2 - 733*y^4*z^2 + 304*y*z^3 - 28*y^2*z^3 - 448*y^3*z^3 - 287*z^4 - 24*y*z^4 + 78*y^2*z^4 + 574*z^5 - 232*y*z^5 - 275*z^6)*G[-y, 0, 1 - y, z])/(4*z^3*(-1 + y + z)^2* (y + z)^4) + ((-19*y^4 + 40*y^5 - 20*y^6 - 76*y^3*z + 198*y^4*z - 120*y^5*z - 114*y^2*z^2 + 392*y^3*z^2 - 296*y^4*z^2 + 34*y*z^3 + 168*y^2*z^3 - 274*y^3*z^3 - 74*z^4 + 82*y*z^4 - 111*y^2*z^4 + 148*z^5 - 104*y*z^5 - 71*z^6)*G[-y, 1 - y, 0, z])/ (2*z^3*(-1 + y + z)^2*(y + z)^4) + ((9*y^4 - 20*y^5 + 10*y^6 + 36*y^3*z - 98*y^4*z + 60*y^5*z + 54*y^2*z^2 - 192*y^3*z^2 + 147*y^4*z^2 - 52*y*z^3 - 12*y^2*z^3 + 100*y^3*z^3 + 53*z^4 - 4*y*z^4 - 106*z^5 + 48*y*z^5 + 51*z^6)* G[-y, 1 - y, 1 - y, z])/(2*z^3*(-1 + y + z)^2*(y + z)^4) - (5*(5*y^4 - 12*y^5 + 6*y^6 + 20*y^3*z - 58*y^4*z + 36*y^5*z + 30*y^2*z^2 - 112*y^3*z^2 + 87*y^4*z^2 - 68*y*z^3 + 68*y^2*z^3 + 20*y^3*z^3 + 49*z^4 + 36*y*z^4 - 60*y^2*z^4 - 98*z^5 + 24*y*z^5 + 47*z^6)*G[-y, -y, 0, z])/(2*z^3*(-1 + y + z)^2*(y + z)^4) + (5*(5*y^4 - 12*y^5 + 6*y^6 + 20*y^3*z - 58*y^4*z + 36*y^5*z + 30*y^2*z^2 - 112*y^3*z^2 + 87*y^4*z^2 - 68*y*z^3 + 68*y^2*z^3 + 20*y^3*z^3 + 49*z^4 + 36*y*z^4 - 60*y^2*z^4 - 98*z^5 + 24*y*z^5 + 47*z^6)*G[-y, -y, 1 - y, z])/(2*z^3*(-1 + y + z)^2*(y + z)^4) + ((-19*y^4 + 76*y^5 - 114*y^6 + 76*y^7 - 19*y^8 + 330*y*z - 1980*y^2*z + 4874*y^3*z - 6252*y^4*z + 4332*y^5*z - 1526*y^6*z + 216*y^7*z + 6*y^8*z - 165*z^2 + 330*y*z^2 + 711*y^2*z^2 - 2668*y^3*z^2 + 2774*y^4*z^2 - 1192*y^5*z^2 + 222*y^6*z^2 + 24*y^7*z^2 + 330*z^3 - 1396*y*z^3 + 2548*y^2*z^3 - 2824*y^3*z^3 + 1782*y^4*z^3 - 332*y^5*z^3 + 36*y^6*z^3 - 184*z^4 + 912*y*z^4 - 1866*y^2*z^4 + 1708*y^3*z^4 - 378*y^4*z^4 + 24*y^5*z^4 + 44*z^5 - 238*y*z^5 + 398*y^2*z^5 - 66*y^3*z^5 + 6*y^4*z^5 - 19*z^6 + 62*y*z^6 - 7*y^2*z^6)*Zeta[3])/(4*(-1 + y)^4*z*(-1 + y + z)^2* (y + z)^4)) + G[1, 1, y]* (((I/4)*Pi^3*(-4 + 8*y - 4*y^2 + 10*z - 14*y*z + 4*y^2*z - 3*z^2))/ ((-1 + y)^2*z*(-1 + y + z)^2) + (Pi^2*(66*y^5 - 258*y^6 + 378*y^7 - 246*y^8 + 60*y^9 + 423*y^4*z - 1794*y^5*z + 2717*y^6*z - 1738*y^7*z + 386*y^8*z + 6*y^9*z + 1604*y^3*z^2 - 6626*y^4*z^2 + 9446*y^5*z^2 - 5121*y^6*z^2 + 662*y^7*z^2 + 35*y^8*z^2 - 1180*y^2*z^3 + 1752*y^3*z^3 + 168*y^4*z^3 + 214*y^5*z^3 - 586*y^6*z^3 - 508*y^7*z^3 + 240*y*z^4 + 860*y^2*z^4 - 3434*y^3*z^4 + 4840*y^4*z^4 - 1050*y^5*z^4 - 2232*y^6*z^4 + 60*z^5 - 948*y*z^5 + 1906*y^2*z^5 - 248*y^3*z^5 + 1082*y^4*z^5 - 3556*y^5*z^5 - 180*z^6 + 1188*y*z^6 - 1677*y^2*z^6 + 1568*y^3*z^6 - 2755*y^4*z^6 + 180*z^7 - 492*y*z^7 + 370*y^2*z^7 - 1062*y^3*z^7 - 60*z^8 + 12*y*z^8 - 168*y^2*z^8))/ (144*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2*(y + z)^4) + ((-21*y^4 + 63*y^5 - 63*y^6 + 21*y^7 + 154*y*z - 770*y^2*z + 1456*y^3*z - 1170*y^4*z + 282*y^5*z + 48*y^6*z - 77*z^2 + 77*y*z^2 + 336*y^2*z^2 - 228*y^3*z^2 - 642*y^4*z^2 + 534*y^5*z^2 + 154*z^3 - 546*y*z^3 + 1422*y^2*z^3 - 2490*y^3*z^3 + 1532*y^4*z^3 - 98*z^4 + 766*y*z^4 - 2240*y^2*z^4 + 1860*y^3*z^4 + 118*z^5 - 904*y*z^5 + 1218*y^2*z^5 - 167*z^6 + 455*y*z^6 + 72*z^7)*Zeta[3])/ (4*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4)) + G[0, 1, y]*(((-1/8*I)*Pi^3*(-19*y^4 + 38*y^5 - 19*y^6 - 22*y*z + 88*y^2*z - 208*y^3*z + 278*y^4*z - 148*y^5*z + 12*y^6*z + 11*z^2 - 180*y^2*z^2 + 468*y^3*z^2 - 360*y^4*z^2 + 48*y^5*z^2 - 22*z^3 - 32*y*z^3 + 358*y^2*z^3 - 428*y^3*z^3 + 72*y^4*z^3 - 8*z^4 + 168*y*z^4 - 286*y^2*z^4 + 48*y^3*z^4 + 38*z^5 - 102*y*z^5 + 12*y^2*z^5 - 13*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-54*y^5 + 102*y^6 + 138*y^7 - 486*y^8 + 420*y^9 - 120*y^10 - 336*y^4*z + 1110*y^5*z - 853*y^6*z - 741*y^7*z + 1281*y^8*z - 461*y^9*z - 418*y^3*z^2 + 2837*y^4*z^2 - 6845*y^5*z^2 + 7927*y^6*z^2 - 4949*y^7*z^2 + 1868*y^8*z^2 - 420*y^9*z^2 - 499*y^2*z^3 + 3523*y^3*z^3 - 10080*y^4*z^3 + 14548*y^5*z^3 - 11689*y^6*z^3 + 5637*y^7*z^3 - 1476*y^8*z^3 - 216*y*z^4 + 1883*y^2*z^4 - 6097*y^3*z^4 + 9093*y^4*z^4 - 7919*y^5*z^4 + 5380*y^6*z^4 - 2268*y^7*z^4 - 54*z^5 + 966*y*z^5 - 3680*y^2*z^5 + 5268*y^3*z^5 - 4062*y^4*z^5 + 3662*y^5*z^5 - 2316*y^6*z^5 + 174*z^6 - 1386*y*z^6 + 2976*y^2*z^6 - 2754*y^3*z^6 + 2646*y^4*z^6 - 1800*y^5*z^6 - 180*z^7 + 696*y*z^7 - 804*y^2*z^7 + 1116*y^3*z^7 - 864*y^4*z^7 + 60*z^8 - 72*y*z^8 + 180*y^2*z^8 - 168*y^3*z^8))/ (144*(-1 + y)^3*y^2*z^2*(-1 + y + z)^2*(y + z)^4) + ((-36*y^4 + 144*y^5 - 216*y^6 + 144*y^7 - 36*y^8 - 330*y*z + 1980*y^2*z - 5094*y^3*z + 7246*y^4*z - 6040*y^5*z + 2778*y^6*z - 544*y^7*z + 4*y^8*z + 165*z^2 - 330*y*z^2 - 1041*y^2*z^2 + 4444*y^3*z^2 - 6412*y^4*z^2 + 4248*y^5*z^2 - 1072*y^6*z^2 + 16*y^7*z^2 - 330*z^3 + 1176*y*z^3 - 984*y^2*z^3 - 1248*y^3*z^3 + 2358*y^4*z^3 - 924*y^5*z^3 + 24*y^6*z^3 + 129*z^4 - 236*y*z^4 - 652*y^2*z^4 + 1632*y^3*z^4 - 781*y^4*z^4 + 16*y^5*z^4 + 70*z^5 - 574*y*z^5 + 1182*y^2*z^5 - 610*y^3*z^5 + 4*y^4*z^5 - 87*z^6 + 330*y*z^6 - 225*y^2*z^6 + 36*z^7 - 36*y*z^7)*Zeta[3])/ (4*(-1 + y)^4*z*(-1 + y + z)^2*(y + z)^4)) + G[1 - y, 0, z]*(((-1/8*I)*Pi^3*(-9*y^4 + 18*y^5 - 9*y^6 + 66*y*z - 264*y^2*z + 360*y^3*z - 174*y^4*z + 8*y^5*z + 4*y^6*z - 33*z^2 + 144*y^2*z^2 - 84*y^3*z^2 - 50*y^4*z^2 + 16*y^5*z^2 + 66*z^3 - 168*y*z^3 + 246*y^2*z^3 - 196*y^3*z^3 + 24*y^4*z^3 - 42*z^4 + 156*y*z^4 - 172*y^2*z^4 + 16*y^3*z^4 + 18*z^5 - 50*y*z^5 + 4*y^2*z^5 - 7*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-228*y^5 + 1284*y^6 - 2484*y^7 + 2028*y^8 - 600*y^9 - 1137*y^4*z + 6468*y^5*z - 13247*y^6*z + 11656*y^7*z - 3758*y^8*z + 18*y^9*z - 2012*y^3*z^2 + 12149*y^4*z^2 - 26996*y^5*z^2 + 26212*y^6*z^2 - 9488*y^7*z^2 + 135*y^8*z^2 - 302*y^2*z^3 + 6816*y^3*z^3 - 23058*y^4*z^3 + 29394*y^5*z^3 - 14070*y^6*z^3 + 1068*y^7*z^3 - 240*y*z^4 + 2581*y^2*z^4 - 11260*y^3*z^4 + 19709*y^4*z^4 - 14302*y^5*z^4 + 3120*y^6*z^4 - 60*z^5 + 948*y*z^5 - 4462*y^2*z^5 + 9108*y^3*z^5 - 9782*y^4*z^5 + 4200*y^5*z^5 + 180*z^6 - 1188*y*z^6 + 2641*y^2*z^6 - 3858*y^3*z^6 + 2913*y^4*z^6 - 180*z^7 + 492*y*z^7 - 650*y^2*z^7 + 1050*y^3*z^7 + 60*z^8 - 12*y*z^8 + 168*y^2*z^8))/(144*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2* (y + z)^4) + ((-90*y^4 + 360*y^5 - 540*y^6 + 360*y^7 - 90*y^8 - 360*y^3*z + 1620*y^4*z - 2700*y^5*z + 1980*y^6*z - 540*y^7*z - 540*y^2*z^2 + 2880*y^3*z^2 - 5542*y^4*z^2 + 4604*y^5*z^2 - 1402*y^6*z^2 + 14*y*z^3 + 1024*y^2*z^3 - 3724*y^3*z^3 + 4407*y^4*z^3 - 1738*y^5*z^3 + 17*y^6*z^3 - 277*z^4 + 1080*y*z^4 - 2430*y^2*z^4 + 3076*y^3*z^4 - 1552*y^4*z^4 + 68*y^5*z^4 + 554*z^5 - 1856*y*z^5 + 2572*y^2*z^5 - 1512*y^3*z^5 + 102*y^4*z^5 - 329*z^6 + 1006*y*z^6 - 955*y^2*z^6 + 68*y^3*z^6 + 87*z^7 - 244*y*z^7 + 17*y^2*z^7 - 35*z^8)*G[0, 0, 0, y])/(4*(-1 + y)^2*z^3* (-1 + y + z)^2*(y + z)^4) + ((-60*y^4 + 300*y^5 - 600*y^6 + 600*y^7 - 300*y^8 + 60*y^9 - 240*y^3*z + 1320*y^4*z - 2880*y^5*z + 3120*y^6*z - 1680*y^7*z + 360*y^8*z - 360*y^2*z^2 + 2280*y^3*z^2 - 5610*y^4*z^2 + 6750*y^5*z^2 - 3990*y^6*z^2 + 930*y^7*z^2 + 68*y*z^3 + 380*y^2*z^3 - 2560*y^3*z^3 + 4805*y^4*z^3 - 3803*y^5*z^3 + 1123*y^6*z^3 - 13*y^7*z^3 - 214*z^4 + 934*y*z^4 - 2136*y^2*z^4 + 3284*y^3*z^4 - 2968*y^4*z^4 + 1152*y^5*z^4 - 52*y^6*z^4 + 428*z^5 - 1764*y*z^5 + 3234*y^2*z^5 - 3326*y^3*z^5 + 1542*y^4*z^5 - 78*y^5*z^5 - 244*z^6 + 1072*y*z^6 - 2004*y^2*z^6 + 1372*y^3*z^6 - 52*y^4*z^6 + 85*z^7 - 543*y*z^7 + 687*y^2*z^7 - 13*y^3*z^7 - 90*z^8 + 234*y*z^8 + 36*z^9)*G[0, 1, 0, y])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((60*y^4 - 240*y^5 + 360*y^6 - 240*y^7 + 60*y^8 + 240*y^3*z - 1080*y^4*z + 1800*y^5*z - 1320*y^6*z + 360*y^7*z + 360*y^2*z^2 - 1920*y^3*z^2 + 3704*y^4*z^2 - 3088*y^5*z^2 + 944*y^6*z^2 - 2*y*z^3 - 712*y^2*z^3 + 2564*y^3*z^3 - 3064*y^4*z^3 + 1230*y^5*z^3 - 16*y^6*z^3 + 181*z^4 - 720*y*z^4 + 1698*y^2*z^4 - 2280*y^3*z^4 + 1217*y^4*z^4 - 64*y^5*z^4 - 362*z^5 + 1260*y*z^5 - 1914*y^2*z^5 + 1240*y^3*z^5 - 96*y^4*z^5 + 225*z^6 - 770*y*z^6 + 801*y^2*z^6 - 64*y^3*z^6 - 80*z^7 + 224*y*z^7 - 16*y^2*z^7 + 32*z^8)*G[1, 0, 0, y])/(4*(-1 + y)^2*z^3*(-1 + y + z)^2* (y + z)^4) + ((-11*y^4 + 22*y^5 - 11*y^6 + 22*y*z - 88*y^2*z + 88*y^3*z + 29*y^4*z - 54*y^5*z + 3*y^6*z - 11*z^2 + 160*y^3*z^2 - 174*y^4*z^2 + 12*y^5*z^2 + 22*z^3 - 88*y*z^3 + 284*y^2*z^3 - 288*y^3*z^3 + 18*y^4*z^3 - 22*z^4 + 160*y*z^4 - 228*y^2*z^4 + 12*y^3*z^4 + 29*z^5 - 84*y*z^5 + 3*y^2*z^5 - 13*z^6)*G[1, 1, 0, y])/ (2*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((60*y^4 - 300*y^5 + 600*y^6 - 600*y^7 + 300*y^8 - 60*y^9 + 240*y^3*z - 1320*y^4*z + 2880*y^5*z - 3120*y^6*z + 1680*y^7*z - 360*y^8*z + 360*y^2*z^2 - 2280*y^3*z^2 + 5574*y^4*z^2 - 6642*y^5*z^2 + 3882*y^6*z^2 - 894*y^7*z^2 - 90*y*z^3 - 270*y^2*z^3 + 2196*y^3*z^3 - 4100*y^4*z^3 + 3146*y^5*z^3 - 886*y^6*z^3 + 4*y^7*z^3 + 225*z^4 - 945*y*z^4 + 1854*y^2*z^4 - 2270*y^3*z^4 + 1771*y^4*z^4 - 651*y^5*z^4 + 16*y^6*z^4 - 450*z^5 + 1686*y*z^5 - 2550*y^2*z^5 + 2354*y^3*z^5 - 1136*y^4*z^5 + 24*y^5*z^5 + 219*z^6 - 785*y*z^6 + 1661*y^2*z^6 - 1399*y^3*z^6 + 16*y^4*z^6 - 32*z^7 + 556*y*z^7 - 960*y^2*z^7 + 4*y^3*z^7 + 122*z^8 - 410*y*z^8 - 72*z^9)*Zeta[3])/(4*(-1 + y)^3*z^3* (-1 + y + z)^2*(y + z)^4)) + G[1 - y, 1, z]* ((((-11*I)/4)*Pi^3*(2*y - z))/(y + z)^4 + (Pi^2*(-42*y^5 + 114*y^6 - 102*y^7 + 30*y^8 - 426*y^4*z + 1542*y^5*z - 2266*y^6*z + 1634*y^7*z - 508*y^8*z + 24*y^9*z + 896*y^3*z^2 - 3386*y^4*z^2 + 4322*y^5*z^2 - 1444*y^6*z^2 - 670*y^7*z^2 + 282*y^8*z^2 - 1117*y^2*z^3 + 2658*y^3*z^3 - 2118*y^4*z^3 + 3282*y^5*z^3 - 4575*y^6*z^3 + 1608*y^7*z^3 - 240*y*z^4 + 3806*y^2*z^4 - 10220*y^3*z^4 + 14074*y^4*z^4 - 12116*y^5*z^4 + 3864*y^6*z^4 - 60*z^5 + 948*y*z^5 - 4841*y^2*z^5 + 10002*y^3*z^5 - 11329*y^4*z^5 + 4572*y^5*z^5 + 180*z^6 - 1188*y*z^6 + 2690*y^2*z^6 - 4320*y^3*z^6 + 2886*y^4*z^6 - 180*z^7 + 492*y*z^7 - 706*y^2*z^7 + 996*y^3*z^7 + 60*z^8 - 12*y*z^8 + 168*y^2*z^8))/ (144*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2*(y + z)^4) + ((-22*y^4 + 106*y^5 - 206*y^6 + 202*y^7 - 100*y^8 + 20*y^9 - 88*y^3*z + 468*y^4*z - 996*y^5*z + 1060*y^6*z - 564*y^7*z + 120*y^8*z - 132*y^2*z^2 + 812*y^3*z^2 - 1941*y^4*z^2 + 2271*y^5*z^2 - 1307*y^6*z^2 + 297*y^7*z^2 - 110*y*z^3 + 798*y^2*z^3 - 2144*y^3*z^3 + 2774*y^4*z^3 - 1754*y^5*z^3 + 432*y^6*z^3 + 4*y^7*z^3 - 11*z^4 + 271*y*z^4 - 1062*y^2*z^4 + 1790*y^3*z^4 - 1478*y^4*z^4 + 474*y^5*z^4 + 16*y^6*z^4 + 22*z^5 - 174*y*z^5 + 570*y^2*z^5 - 966*y^3*z^5 + 560*y^4*z^5 + 24*y^5*z^5 - 6*z^6 + 138*y*z^6 - 668*y^2*z^6 + 664*y^3*z^6 + 16*y^4*z^6 + 30*z^7 - 340*y*z^7 + 522*y^2*z^7 + 4*y^3*z^7 - 71*z^8 + 215*y*z^8 + 36*z^9)*G[0, 1, 0, y])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2* (y + z)^4) + ((22*y^4 - 106*y^5 + 206*y^6 - 202*y^7 + 100*y^8 - 20*y^9 + 88*y^3*z - 468*y^4*z + 996*y^5*z - 1060*y^6*z + 564*y^7*z - 120*y^8*z + 132*y^2*z^2 - 812*y^3*z^2 + 1941*y^4*z^2 - 2271*y^5*z^2 + 1307*y^6*z^2 - 297*y^7*z^2 + 110*y*z^3 - 798*y^2*z^3 + 2144*y^3*z^3 - 2774*y^4*z^3 + 1754*y^5*z^3 - 432*y^6*z^3 - 4*y^7*z^3 + 11*z^4 - 271*y*z^4 + 1062*y^2*z^4 - 1790*y^3*z^4 + 1478*y^4*z^4 - 474*y^5*z^4 - 16*y^6*z^4 - 22*z^5 + 174*y*z^5 - 570*y^2*z^5 + 966*y^3*z^5 - 560*y^4*z^5 - 24*y^5*z^5 + 6*z^6 - 138*y*z^6 + 668*y^2*z^6 - 664*y^3*z^6 - 16*y^4*z^6 - 30*z^7 + 340*y*z^7 - 522*y^2*z^7 - 4*y^3*z^7 + 71*z^8 - 215*y*z^8 - 36*z^9)*G[1, 1, 0, y])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2* (y + z)^4) + ((-44*y^4 + 212*y^5 - 412*y^6 + 404*y^7 - 200*y^8 + 40*y^9 - 176*y^3*z + 936*y^4*z - 1992*y^5*z + 2120*y^6*z - 1128*y^7*z + 240*y^8*z - 264*y^2*z^2 + 1624*y^3*z^2 - 3897*y^4*z^2 + 4587*y^5*z^2 - 2659*y^6*z^2 + 609*y^7*z^2 - 110*y*z^3 + 1046*y^2*z^3 - 3248*y^3*z^3 + 4538*y^4*z^3 - 2970*y^5*z^3 + 748*y^6*z^3 - 4*y^7*z^3 - 77*z^4 + 597*y*z^4 - 1884*y^2*z^4 + 2720*y^3*z^4 - 1736*y^4*z^4 + 396*y^5*z^4 - 16*y^6*z^4 + 154*z^5 - 738*y*z^5 + 1110*y^2*z^5 - 362*y^3*z^5 - 176*y^4*z^5 - 24*y^5*z^5 - 82*z^6 + 126*y*z^6 + 404*y^2*z^6 - 576*y^3*z^6 - 16*y^4*z^6 - 30*z^7 + 340*y*z^7 - 522*y^2*z^7 - 4*y^3*z^7 + 71*z^8 - 215*y*z^8 - 36*z^9)*Zeta[3])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4)) + G[0, 1 - y, z]*(((-1/8*I)*Pi^3*(-17*y^4 + 34*y^5 - 17*y^6 + 110*y*z - 440*y^2*z + 592*y^3*z - 278*y^4*z + 8*y^5*z + 8*y^6*z - 55*z^2 + 228*y^2*z^2 - 132*y^3*z^2 - 82*y^4*z^2 + 32*y^5*z^2 + 110*z^3 - 288*y*z^3 + 402*y^2*z^3 - 308*y^3*z^3 + 48*y^4*z^3 - 72*z^4 + 248*y*z^4 - 262*y^2*z^4 + 32*y^3*z^4 + 26*z^5 - 70*y*z^5 + 8*y^2*z^5 - 9*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-270*y^5 + 1596*y^6 - 3162*y^7 + 2616*y^8 - 780*y^9 - 1530*y^4*z + 8694*y^5*z - 17631*y^6*z + 15372*y^7*z - 4977*y^8*z + 72*y^9*z - 720*y^3*z^2 + 8211*y^4*z^2 - 23094*y^5*z^2 + 24938*y^6*z^2 - 9620*y^7*z^2 + 285*y^8*z^2 - 858*y^2*z^3 + 7092*y^3*z^3 - 21042*y^4*z^3 + 26240*y^5*z^3 - 12942*y^6*z^3 + 1596*y^7*z^3 - 216*y*z^4 + 4245*y^2*z^4 - 16146*y^3*z^4 + 24099*y^4*z^4 - 15772*y^5*z^4 + 4350*y^6*z^4 - 54*z^5 + 912*y*z^5 - 5997*y^2*z^5 + 12518*y^3*z^5 - 11411*y^4*z^5 + 5412*y^5*z^5 + 174*z^6 - 1212*y*z^6 + 2933*y^2*z^6 - 3588*y^3*z^6 + 3333*y^4*z^6 - 180*z^7 + 516*y*z^7 - 442*y^2*z^7 + 1056*y^3*z^7 + 60*z^8 - 12*y*z^8 + 168*y^2*z^8))/(144*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2* (y + z)^4) + ((((3*I)/4)*Pi*(-17*y^4 + 34*y^5 - 17*y^6 + 110*y*z - 440*y^2*z + 592*y^3*z - 278*y^4*z + 8*y^5*z + 8*y^6*z - 55*z^2 + 228*y^2*z^2 - 132*y^3*z^2 - 82*y^4*z^2 + 32*y^5*z^2 + 110*z^3 - 288*y*z^3 + 402*y^2*z^3 - 308*y^3*z^3 + 48*y^4*z^3 - 72*z^4 + 248*y*z^4 - 262*y^2*z^4 + 32*y^3*z^4 + 26*z^5 - 70*y*z^5 + 8*y^2*z^5 - 9*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (270*y^5 - 1596*y^6 + 3162*y^7 - 2616*y^8 + 780*y^9 + 1530*y^4*z - 8694*y^5*z + 17631*y^6*z - 15372*y^7*z + 4977*y^8*z - 72*y^9*z + 720*y^3*z^2 - 8211*y^4*z^2 + 23094*y^5*z^2 - 24938*y^6*z^2 + 9620*y^7*z^2 - 285*y^8*z^2 + 858*y^2*z^3 - 7092*y^3*z^3 + 21042*y^4*z^3 - 26240*y^5*z^3 + 12942*y^6*z^3 - 1596*y^7*z^3 + 216*y*z^4 - 4245*y^2*z^4 + 16146*y^3*z^4 - 24099*y^4*z^4 + 15772*y^5*z^4 - 4350*y^6*z^4 + 54*z^5 - 912*y*z^5 + 5997*y^2*z^5 - 12518*y^3*z^5 + 11411*y^4*z^5 - 5412*y^5*z^5 - 174*z^6 + 1212*y*z^6 - 2933*y^2*z^6 + 3588*y^3*z^6 - 3333*y^4*z^6 + 180*z^7 - 516*y*z^7 + 442*y^2*z^7 - 1056*y^3*z^7 - 60*z^8 + 12*y*z^8 - 168*y^2*z^8)/(24*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2* (y + z)^4))*G[1, 0, y] + ((10*y^4 - 50*y^5 + 100*y^6 - 100*y^7 + 50*y^8 - 10*y^9 + 40*y^3*z - 220*y^4*z + 480*y^5*z - 520*y^6*z + 280*y^7*z - 60*y^8*z + 60*y^2*z^2 - 380*y^3*z^2 + 876*y^4*z^2 - 948*y^5*z^2 + 488*y^6*z^2 - 96*y^7*z^2 + 282*y*z^3 - 1530*y^2*z^3 + 3124*y^3*z^3 - 2897*y^4*z^3 + 1109*y^5*z^3 - 65*y^6*z^3 - 23*y^7*z^3 - 111*z^4 - 9*y*z^4 + 882*y^2*z^4 - 1022*y^3*z^4 - 203*y^4*z^4 + 555*y^5*z^4 - 92*y^6*z^4 + 222*z^5 - 822*y*z^5 + 1824*y^2*z^5 - 2608*y^3*z^5 + 1558*y^4*z^5 - 138*y^5*z^5 - 165*z^6 + 955*y*z^6 - 2107*y^2*z^6 + 1553*y^3*z^6 - 92*y^4*z^6 + 115*z^7 - 653*y*z^7 + 777*y^2*z^7 - 23*y^3*z^7 - 100*z^8 + 244*y*z^8 + 36*z^9)*G[0, 1, 0, y])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2* (y + z)^4) + ((-10*y^4 + 40*y^5 - 60*y^6 + 40*y^7 - 10*y^8 - 40*y^3*z + 180*y^4*z - 300*y^5*z + 220*y^6*z - 60*y^7*z - 60*y^2*z^2 + 320*y^3*z^2 - 542*y^4*z^2 + 364*y^5*z^2 - 82*y^6*z^2 - 326*y*z^3 + 1424*y^2*z^3 - 2084*y^3*z^3 + 1102*y^4*z^3 - 86*y^5*z^3 - 30*y^6*z^3 + 133*z^4 + 120*y*z^4 - 810*y^2*z^4 + 336*y^3*z^4 + 375*y^4*z^4 - 120*y^5*z^4 - 266*z^5 + 744*y*z^5 - 1278*y^2*z^5 + 1116*y^3*z^5 - 180*y^4*z^5 + 201*z^6 - 794*y*z^6 + 917*y^2*z^6 - 120*y^3*z^6 - 98*z^7 + 264*y*z^7 - 30*y^2*z^7 + 34*z^8)*G[1, 0, 0, y])/(4*(-1 + y)^2*z^3*(-1 + y + z)^2* (y + z)^4) + ((35*y^4 - 105*y^5 + 105*y^6 - 35*y^7 + 66*y*z - 330*y^2*z + 800*y^3*z - 1184*y^4*z + 972*y^5*z - 338*y^6*z + 14*y^7*z - 33*z^2 + 33*y*z^2 + 408*y^2*z^2 - 1508*y^3*z^2 + 1980*y^4*z^2 - 936*y^5*z^2 + 56*y^6*z^2 + 66*z^3 - 58*y*z^3 - 846*y^2*z^3 + 2082*y^3*z^3 - 1364*y^4*z^3 + 84*y^5*z^3 + 2*z^4 - 422*y*z^4 + 1488*y^2*z^4 - 1268*y^3*z^4 + 56*y^4*z^4 - 104*z^5 + 618*y*z^5 - 744*y^2*z^5 + 14*y^3*z^5 + 99*z^6 - 243*y*z^6 - 36*z^7)* G[1, 1, 0, y])/(4*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + ((-10*y^4 + 50*y^5 - 100*y^6 + 100*y^7 - 50*y^8 + 10*y^9 - 40*y^3*z + 220*y^4*z - 480*y^5*z + 520*y^6*z - 280*y^7*z + 60*y^8*z - 60*y^2*z^2 + 380*y^3*z^2 - 925*y^4*z^2 + 1095*y^5*z^2 - 635*y^6*z^2 + 145*y^7*z^2 - 304*y*z^3 + 1640*y^2*z^3 - 3540*y^3*z^3 + 3792*y^4*z^3 - 2002*y^5*z^3 + 412*y^6*z^3 + 2*y^7*z^3 + 122*z^4 - 2*y*z^4 - 1242*y^2*z^4 + 2406*y^3*z^4 - 1613*y^4*z^4 + 321*y^5*z^4 + 8*y^6*z^4 - 244*z^5 + 692*y*z^5 - 780*y^2*z^5 + 740*y^3*z^5 - 456*y^4*z^5 + 12*y^5*z^5 + 127*z^6 - 493*y*z^6 + 1015*y^2*z^6 - 801*y^3*z^6 + 8*y^4*z^6 - 28*z^7 + 326*y*z^7 - 516*y^2*z^7 + 2*y^3*z^7 + 67*z^8 - 211*y*z^8 - 36*z^9)* Zeta[3])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4)) + G[1 - y, 1 - y, z]*(((-1/4*I)*Pi^3*(10*y^4 - 40*y^5 + 60*y^6 - 40*y^7 + 10*y^8 + 40*y^3*z - 180*y^4*z + 300*y^5*z - 220*y^6*z + 60*y^7*z + 60*y^2*z^2 - 320*y^3*z^2 + 615*y^4*z^2 - 510*y^5*z^2 + 155*y^6*z^2 + 18*y*z^3 - 192*y^2*z^3 + 528*y^3*z^3 - 561*y^4*z^3 + 208*y^5*z^3 - y^6*z^3 + 21*z^4 - 120*y*z^4 + 324*y^2*z^4 - 408*y^3*z^4 + 191*y^4*z^4 - 4*y^5*z^4 - 42*z^5 + 164*y*z^5 - 256*y^2*z^5 + 156*y^3*z^5 - 6*y^4*z^5 + 26*z^6 - 88*y*z^6 + 90*y^2*z^6 - 4*y^3*z^6 - 9*z^7 + 26*y*z^7 - y^2*z^7 + 4*z^8))/ ((-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-508*y^6 + 2038*y^7 - 3066*y^8 + 2050*y^9 - 514*y^10 - 1924*y^5*z + 8340*y^6*z - 13602*y^7*z + 10000*y^8*z - 2934*y^9*z + 120*y^10*z - 2424*y^4*z^2 + 12020*y^5*z^2 - 21845*y^6*z^2 + 18034*y^7*z^2 - 6493*y^8*z^2 + 708*y^9*z^2 - 904*y^3*z^3 + 6394*y^4*z^3 - 13916*y^5*z^3 + 13325*y^6*z^3 - 6542*y^7*z^3 + 1643*y^8*z^3 - 106*y^2*z^4 + 510*y^3*z^4 - 234*y^4*z^4 - 1238*y^5*z^4 - 46*y^6*z^4 + 1244*y^7*z^4 + 240*y*z^5 - 1714*y^2*z^5 + 5710*y^3*z^5 - 10064*y^4*z^5 + 7530*y^5*z^5 - 1398*y^6*z^5 + 60*z^6 - 948*y*z^6 + 3955*y^2*z^6 - 7754*y^3*z^6 + 8099*y^4*z^6 - 3496*y^5*z^6 - 180*z^7 + 1188*y*z^7 - 2601*y^2*z^7 + 3614*y^3*z^7 - 2797*y^4*z^7 + 180*z^8 - 492*y*z^8 + 634*y^2*z^8 - 1056*y^3*z^8 - 60*z^9 + 12*y*z^9 - 168*y^2*z^9))/ (144*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2*(y + z)^4) + ((80*y^4 - 400*y^5 + 800*y^6 - 800*y^7 + 400*y^8 - 80*y^9 + 320*y^3*z - 1760*y^4*z + 3840*y^5*z - 4160*y^6*z + 2240*y^7*z - 480*y^8*z + 480*y^2*z^2 - 3040*y^3*z^2 + 7468*y^4*z^2 - 8964*y^5*z^2 + 5284*y^6*z^2 - 1228*y^7*z^2 + 210*y*z^3 - 2010*y^2*z^3 + 6372*y^3*z^3 - 9244*y^4*z^3 + 6366*y^5*z^3 - 1698*y^6*z^3 + 4*y^7*z^3 + 135*z^4 - 1095*y*z^4 + 3678*y^2*z^4 - 6166*y^3*z^4 + 5115*y^4*z^4 - 1683*y^5*z^4 + 16*y^6*z^4 - 270*z^5 + 1402*y*z^5 - 3114*y^2*z^5 + 3510*y^3*z^5 - 1588*y^4*z^5 + 24*y^5*z^5 + 163*z^6 - 841*y*z^6 + 1785*y^2*z^6 - 1267*y^3*z^6 + 16*y^4*z^6 - 88*z^7 + 564*y*z^7 - 696*y^2*z^7 + 4*y^3*z^7 + 96*z^8 - 240*y*z^8 - 36*z^9)*G[0, 1, 0, y])/(4*(-1 + y)^3*z^3* (-1 + y + z)^2*(y + z)^4) + ((-45*y^4 + 180*y^5 - 270*y^6 + 180*y^7 - 45*y^8 - 180*y^3*z + 810*y^4*z - 1350*y^5*z + 990*y^6*z - 270*y^7*z - 270*y^2*z^2 + 1440*y^3*z^2 - 2762*y^4*z^2 + 2284*y^5*z^2 - 692*y^6*z^2 - 114*y*z^3 + 996*y^2*z^3 - 2552*y^3*z^3 + 2603*y^4*z^3 - 936*y^5*z^3 + 3*y^6*z^3 - 78*z^4 + 540*y*z^4 - 1524*y^2*z^4 + 1864*y^3*z^4 - 828*y^4*z^4 + 12*y^5*z^4 + 156*z^5 - 650*y*z^5 + 1018*y^2*z^5 - 598*y^3*z^5 + 18*y^4*z^5 - 95*z^6 + 314*y*z^6 - 315*y^2*z^6 + 12*y^3*z^6 + 31*z^7 - 90*y*z^7 + 3*y^2*z^7 - 14*z^8)*G[1, 0, 0, y])/ (2*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + ((-25 + 125*y - 250*y^2 + 250*y^3 - 125*y^4 + 25*y^5 + 50*z - 200*y*z + 300*y^2*z - 200*y^3*z + 50*y^4*z - 35*z^2 + 105*y*z^2 - 105*y^2*z^2 + 35*y^3*z^2 + 41*z^3 - 83*y*z^3 + 43*y^2*z^3 - y^3*z^3 - 47*z^4 + 47*y*z^4 + 18*z^5)*G[1, 1, 0, y])/ (2*(-1 + y)^3*z^3*(-1 + y + z)^2) + ((-10*y^4 + 50*y^5 - 100*y^6 + 100*y^7 - 50*y^8 + 10*y^9 - 40*y^3*z + 220*y^4*z - 480*y^5*z + 520*y^6*z - 280*y^7*z + 60*y^8*z - 60*y^2*z^2 + 380*y^3*z^2 - 931*y^4*z^2 + 1113*y^5*z^2 - 653*y^6*z^2 + 151*y^7*z^2 + 4*y*z^3 + 100*y^2*z^3 - 484*y^3*z^3 + 828*y^4*z^3 - 624*y^5*z^3 + 176*y^6*z^3 - 32*z^4 + 152*y*z^4 - 354*y^2*z^4 + 534*y^3*z^4 - 489*y^4*z^4 + 189*y^5*z^4 + 64*z^5 - 256*y*z^5 + 480*y^2*z^5 - 588*y^3*z^5 + 318*y^4*z^5 - 33*z^6 + 163*y*z^6 - 437*y^2*z^6 + 379*y^3*z^6 + 16*z^7 - 172*y*z^7 + 264*y^2*z^7 - 35*z^8 + 107*y*z^8 + 18*z^9)*Zeta[3])/ (2*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4)) + G[0, 1, z]*(((-1/4*I)*Pi^3*(-2*y^4 + 22*y*z - 44*y^2*z + 14*y^3*z + 2*y^4*z - 11*z^2 - 22*y*z^2 + 21*y^2*z^2 + 8*y^3*z^2 + 22*z^3 - 8*y*z^3 + 12*y^2*z^3 - 13*z^4 + 8*y*z^4 + 2*z^5))/ (z*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-42*y^3 + 276*y^4 - 546*y^5 + 432*y^6 - 120*y^7 - 300*y^2*z + 1698*y^3*z - 2947*y^4*z + 2012*y^5*z - 475*y^6*z + 12*y^7*z + 872*y*z^2 - 1790*y^2*z^2 + 962*y^3*z^2 - 443*y^4*z^2 + 492*y^5*z^2 - 93*y^6*z^2 - 1087*z^3 + 3462*y*z^3 - 3720*y^2*z^3 - 322*y^3*z^3 + 2397*y^4*z^3 - 468*y^5*z^3 + 2240*z^4 - 5792*y*z^4 + 2218*y^2*z^4 + 3084*y^3*z^4 - 702*y^4*z^4 - 926*z^5 + 68*y*z^5 + 2838*y^2*z^5 - 408*y^3*z^5 - 449*z^6 + 1542*y*z^6 - 45*y^2*z^6 + 238*z^7 + 24*y*z^7))/(144*(-1 + y)^2*z^2*(-1 + y + z)^2* (y + z)^4) + ((-y^4 + 3*y^5 - 3*y^6 + y^7 - 4*y^3*z + 14*y^4*z - 18*y^5*z + 10*y^6*z - 2*y^7*z - 6*y^2*z^2 + 26*y^3*z^2 - 55*y^4*z^2 + 69*y^5*z^2 - 47*y^6*z^2 + 13*y^7*z^2 - 26*y*z^3 + 134*y^2*z^3 - 320*y^3*z^3 + 394*y^4*z^3 - 246*y^5*z^3 + 76*y^6*z^3 - 12*y^7*z^3 + 10*z^4 - 171*y^2*z^4 + 325*y^3*z^4 - 164*y^4*z^4 + 48*y^5*z^4 - 48*y^6*z^4 - 20*z^5 + 8*y*z^5 - 36*y^2*z^5 + 340*y^3*z^5 - 256*y^4*z^5 - 72*y^5*z^5 - 2*z^6 - 82*y*z^6 + 548*y^2*z^6 - 560*y^3*z^6 - 48*y^4*z^6 - 22*z^7 + 316*y*z^7 - 498*y^2*z^7 - 12*y^3*z^7 + 71*z^8 - 215*y*z^8 - 36*z^9)* G[0, 1, 0, y])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((y^4 - 3*y^5 + 3*y^6 - y^7 + 4*y^3*z - 14*y^4*z + 18*y^5*z - 10*y^6*z + 2*y^7*z + 6*y^2*z^2 - 26*y^3*z^2 + 55*y^4*z^2 - 69*y^5*z^2 + 47*y^6*z^2 - 13*y^7*z^2 + 26*y*z^3 - 134*y^2*z^3 + 320*y^3*z^3 - 394*y^4*z^3 + 246*y^5*z^3 - 76*y^6*z^3 + 12*y^7*z^3 - 10*z^4 + 171*y^2*z^4 - 325*y^3*z^4 + 164*y^4*z^4 - 48*y^5*z^4 + 48*y^6*z^4 + 20*z^5 - 8*y*z^5 + 36*y^2*z^5 - 340*y^3*z^5 + 256*y^4*z^5 + 72*y^5*z^5 + 2*z^6 + 82*y*z^6 - 548*y^2*z^6 + 560*y^3*z^6 + 48*y^4*z^6 + 22*z^7 - 316*y*z^7 + 498*y^2*z^7 + 12*y^3*z^7 - 71*z^8 + 215*y*z^8 + 36*z^9)*G[1, 1, 0, y])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((-2*y^4 + 6*y^5 - 6*y^6 + 2*y^7 - 8*y^3*z + 28*y^4*z - 36*y^5*z + 20*y^6*z - 4*y^7*z - 12*y^2*z^2 + 52*y^3*z^2 - 72*y^4*z^2 + 24*y^5*z^2 + 20*y^6*z^2 - 12*y^7*z^2 + 58*y*z^3 - 282*y^2*z^3 + 612*y^3*z^3 - 692*y^4*z^3 + 388*y^5*z^3 - 86*y^6*z^3 + 2*y^7*z^3 - 35*z^4 + 55*y*z^4 + 216*y^2*z^4 - 500*y^3*z^4 + 244*y^4*z^4 + 12*y^5*z^4 + 8*y^6*z^4 + 70*z^5 - 162*y*z^5 + 258*y^2*z^5 - 582*y^3*z^5 + 440*y^4*z^5 + 12*y^5*z^5 - 21*z^6 + 191*y*z^6 - 737*y^2*z^6 + 703*y^3*z^6 + 8*y^4*z^6 + 32*z^7 - 346*y*z^7 + 528*y^2*z^7 + 2*y^3*z^7 - 71*z^8 + 215*y*z^8 + 36*z^9)*Zeta[3])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4)) + G[1, z]*((Pi^4*(-69 + 138*z - 29*z^2 + 8*z^3))/ (1440*z^3*(-1 + y + z)^2) + ((I/8)*Pi^3*(-1 + z)* (2*y^3 - 11*y*z + 28*y^2*z + 5*y^3*z + 55*z^2 - 49*y*z^2 + 37*y^2*z^2 - 75*z^3 + 59*y*z^3 + 27*z^4))/(z^2*(-1 + y + z)^2* (y + z)^3) + (Pi^2*(-84*y^3 + 200*y^4 - 116*y^5 + 307*y^2*z - 93*y^3*z - 516*y^4*z + 346*y^5*z - 44*y^6*z + 709*y*z^2 - 1725*y^2*z^2 + 446*y^3*z^2 + 1148*y^4*z^2 - 318*y^5*z^2 - 1312*y*z^3 + 1579*y^2*z^3 + 1085*y^3*z^3 - 832*y^4*z^3 + 120*z^4 + 175*y*z^4 + 971*y^2*z^4 - 1266*y^3*z^4 - 240*z^5 + 808*y*z^5 - 1088*y^2*z^5 + 120*z^6 - 380*y*z^6))/(288*(-1 + y)*y*z^2* (-1 + y + z)^2*(y + z)^3) + (Pi^2*(-1 + z)*(-3 + 3*z + 8*z^2)* G[0, 0, y])/(24*z^3*(-1 + y + z)^2) - (2*Pi^2*(-1 + z)*G[0, 1, y])/ (3*z*(-1 + y + z)^2) - (Pi^2*(-1 + z)*(-1 + z + 6*z^2)*G[1, 0, y])/ (12*z^3*(-1 + y + z)^2) + (Pi^2*(-1 + z)*(1 - z + 16*z^2)*G[1, 1, y])/ (24*z^3*(-1 + y + z)^2) + ((((3*I)/2)*Pi*(-1 + z)*(-1 + z + 2*z^2))/ (z^3*(-1 + y + z)^2) + (-140*y^5 + 400*y^6 - 380*y^7 + 120*y^8 - 420*y^4*z + 1456*y^5*z - 1772*y^6*z + 856*y^7*z - 120*y^8*z - 513*y^3*z^2 + 2328*y^4*z^2 - 3881*y^5*z^2 + 2824*y^6*z^2 - 752*y^7*z^2 - 6*y^8*z^2 - 155*y^2*z^3 + 1570*y^3*z^3 - 4355*y^4*z^3 + 5208*y^5*z^3 - 2538*y^6*z^3 + 270*y^7*z^3 - 180*y*z^4 + 1084*y^2*z^4 - 3167*y^3*z^4 + 5428*y^4*z^4 - 4479*y^5*z^4 + 1098*y^6*z^4 - 60*z^5 + 768*y*z^5 - 2327*y^2*z^5 + 4006*y^3*z^5 - 4667*y^4*z^5 + 1848*y^5*z^5 + 180*z^6 - 1008*y*z^6 + 1872*y^2*z^6 - 2724*y^3*z^6 + 1680*y^4*z^6 - 180*z^7 + 432*y*z^7 - 642*y^2*z^7 + 822*y^3*z^7 + 60*z^8 - 12*y*z^8 + 168*y^2*z^8)/(24*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2* (y + z)^3))*G[0, 1, 0, y] + ((((-3*I)/2)*Pi*(-1 + z)*(-1 + z + 2*z^2))/(z^3*(-1 + y + z)^2) + (140*y^5 - 400*y^6 + 380*y^7 - 120*y^8 + 420*y^4*z - 1456*y^5*z + 1772*y^6*z - 856*y^7*z + 120*y^8*z + 513*y^3*z^2 - 2328*y^4*z^2 + 3881*y^5*z^2 - 2824*y^6*z^2 + 752*y^7*z^2 + 6*y^8*z^2 + 155*y^2*z^3 - 1570*y^3*z^3 + 4355*y^4*z^3 - 5208*y^5*z^3 + 2538*y^6*z^3 - 270*y^7*z^3 + 180*y*z^4 - 1084*y^2*z^4 + 3167*y^3*z^4 - 5428*y^4*z^4 + 4479*y^5*z^4 - 1098*y^6*z^4 + 60*z^5 - 768*y*z^5 + 2327*y^2*z^5 - 4006*y^3*z^5 + 4667*y^4*z^5 - 1848*y^5*z^5 - 180*z^6 + 1008*y*z^6 - 1872*y^2*z^6 + 2724*y^3*z^6 - 1680*y^4*z^6 + 180*z^7 - 432*y*z^7 + 642*y^2*z^7 - 822*y^3*z^7 - 60*z^8 + 12*y*z^8 - 168*y^2*z^8)/ (24*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2*(y + z)^3))*G[1, 1, 0, y] - ((-1 + z)*(-4 + 4*z + 7*z^2)*G[0, 0, 1, 0, y])/ (2*z^3*(-1 + y + z)^2) - ((-1 + z)*(-4 + 4*z + 5*z^2)* G[0, 1, 0, 0, y])/(2*z^3*(-1 + y + z)^2) + (4*(-1 + z)*G[0, 1, 1, 0, y])/(z*(-1 + y + z)^2) + (7*(-1 + z)*(-1 + z + 2*z^2)*G[1, 0, 1, 0, y])/ (4*z^3*(-1 + y + z)^2) + ((-1 + z)*(-4 + 4*z + 5*z^2)* G[1, 1, 0, 0, y])/(2*z^3*(-1 + y + z)^2) - ((-1 + z)*(1 - z + 16*z^2)*G[1, 1, 1, 0, y])/(4*z^3*(-1 + y + z)^2) + (((-3*I)*Pi*(-1 + z)*(1 - z + z^2))/(z^3*(-1 + y + z)^2) + (-280*y^5 + 800*y^6 - 760*y^7 + 240*y^8 - 840*y^4*z + 2918*y^5*z - 3556*y^6*z + 1718*y^7*z - 240*y^8*z - 681*y^3*z^2 + 3330*y^4*z^2 - 5389*y^5*z^2 + 3518*y^6*z^2 - 784*y^7*z^2 + 6*y^8*z^2 - 595*y^2*z^3 + 2876*y^3*z^3 - 4735*y^4*z^3 + 2736*y^5*z^3 - 114*y^6*z^3 - 168*y^7*z^3 + 180*y*z^4 + 482*y^2*z^4 - 2287*y^3*z^4 + 1220*y^4*z^4 + 1281*y^5*z^4 - 660*y^6*z^4 + 60*z^5 - 768*y*z^5 + 1277*y^2*z^5 - 1336*y^3*z^5 + 2477*y^4*z^5 - 1278*y^5*z^5 - 180*z^6 + 1008*y*z^6 - 1638*y^2*z^6 + 2256*y^3*z^6 - 1446*y^4*z^6 + 180*z^7 - 432*y*z^7 + 642*y^2*z^7 - 822*y^3*z^7 - 60*z^8 + 12*y*z^8 - 168*y^2*z^8)/ (24*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2*(y + z)^3))*Zeta[3]) + G[1 - y, z]*(((-1/144*I)*Pi^3*(-324*y^3 + 1692*y^4 - 3132*y^5 + 2484*y^6 - 720*y^7 - 1692*y^2*z + 8964*y^3*z - 17388*y^4*z + 14724*y^5*z - 4680*y^6*z + 72*y^7*z - 1454*y*z^2 + 10694*y^2*z^2 - 25860*y^3*z^2 + 25881*y^4*z^2 - 9446*y^5*z^2 + 185*y^6*z^2 - 731*z^3 + 7344*y*z^3 - 22200*y^2*z^3 + 27072*y^3*z^3 - 12364*y^4*z^3 + 884*y^5*z^3 + 2632*z^4 - 12716*y*z^4 + 21034*y^2*z^4 - 13264*y^3*z^4 + 2334*y^4*z^4 - 2765*z^5 + 8534*y*z^5 - 8207*y^2*z^5 + 2468*y^3*z^5 + 931*z^6 - 1888*y*z^6 + 977*y^2*z^6 - 67*z^7 + 72*y*z^7))/((-1 + y)^2*z^2*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(5832*y^4 - 29784*y^5 + 54360*y^6 - 42696*y^7 + 12288*y^8 + 21021*y^3*z - 121926*y^4*z + 250831*y^5*z - 221576*y^6*z + 73258*y^7*z - 1608*y^8*z + 15190*y^2*z^2 - 133726*y^3*z^2 + 356926*y^4*z^2 - 383376*y^5*z^2 + 150418*y^6*z^2 - 5432*y^7*z^2 + 14239*y*z^3 - 109500*y^2*z^3 + 317619*y^3*z^3 - 391588*y^4*z^3 + 179779*y^5*z^3 - 8822*y^6*z^3 - 324*z^4 - 37424*y*z^4 + 170324*y^2*z^4 - 266470*y^3*z^4 + 149004*y^4*z^4 - 8202*y^5*z^4 + 1368*z^5 + 25958*y*z^5 - 82126*y^2*z^5 + 67036*y^3*z^5 - 1874*y^4*z^5 - 1764*z^6 - 2028*y*z^6 + 7618*y^2*z^6 + 3082*y^3*z^6 + 720*z^7 - 745*y*z^7 + 1752*y^2*z^7))/ (864*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^4) + (Pi^4*(-339*y^4 + 1647*y^5 - 3222*y^6 + 3174*y^7 - 1575*y^8 + 315*y^9 - 1356*y^3*z + 7266*y^4*z - 15552*y^5*z + 16620*y^6*z - 8868*y^7*z + 1890*y^8*z - 2034*y^2*z^2 + 12594*y^3*z^2 - 30756*y^4*z^2 + 37044*y^5*z^2 - 22026*y^6*z^2 + 5178*y^7*z^2 + 5222*y*z^3 - 22234*y^2*z^3 + 33836*y^3*z^3 - 19366*y^4*z^3 - 180*y^5*z^3 + 2952*y^6*z^3 - 230*y^7*z^3 - 3628*z^4 + 7648*y*z^4 + 1248*y^2*z^4 - 9520*y^3*z^4 + 912*y^4*z^4 + 4260*y^5*z^4 - 920*y^6*z^4 + 7256*z^5 - 25470*y*z^5 + 38622*y^2*z^5 - 35286*y^3*z^5 + 16690*y^4*z^5 - 1380*y^5*z^5 - 4057*z^6 + 16003*y*z^6 - 26827*y^2*z^6 + 17529*y^3*z^6 - 920*y^4*z^6 + 958*z^7 - 6194*y*z^7 + 8058*y^2*z^7 - 230*y^3*z^7 - 1012*z^8 + 2740*y*z^8 + 432*z^9))/(720*(-1 + y)^3*z^3*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(-68*y^4 + 276*y^5 - 418*y^6 + 280*y^7 - 70*y^8 - 272*y^3*z + 1240*y^4*z - 2084*y^5*z + 1536*y^6*z - 420*y^7*z - 408*y^2*z^2 + 2200*y^3*z^2 - 4260*y^4*z^2 + 3552*y^5*z^2 - 1084*y^6*z^2 - 140*y*z^3 + 1392*y^2*z^3 - 3768*y^3*z^3 + 3983*y^4*z^3 - 1476*y^5*z^3 + 9*y^6*z^3 - 134*z^4 + 820*y*z^4 - 2294*y^2*z^4 + 2916*y^3*z^4 - 1371*y^4*z^4 + 36*y^5*z^4 + 268*z^5 - 1092*y*z^5 + 1758*y^2*z^5 - 1096*y^3*z^5 + 54*y^4*z^5 - 170*z^6 + 592*y*z^6 - 620*y^2*z^6 + 36*y^3*z^6 + 63*z^7 - 180*y*z^7 + 9*y^2*z^7 - 27*z^8)*G[0, 0, y])/(24*(-1 + y)^2*z^3*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(-15*y^4 + 75*y^5 - 150*y^6 + 150*y^7 - 75*y^8 + 15*y^9 - 60*y^3*z + 330*y^4*z - 720*y^5*z + 780*y^6*z - 420*y^7*z + 90*y^8*z - 90*y^2*z^2 + 570*y^3*z^2 - 1408*y^4*z^2 + 1704*y^5*z^2 - 1014*y^6*z^2 + 238*y^7*z^2 + 28*y*z^3 + 40*y^2*z^3 - 552*y^3*z^3 + 1180*y^4*z^3 - 1010*y^5*z^3 + 320*y^6*z^3 - 6*y^7*z^3 - 59*z^4 + 239*y*z^4 - 534*y^2*z^4 + 934*y^3*z^4 - 997*y^4*z^4 + 441*y^5*z^4 - 24*y^6*z^4 + 118*z^5 - 496*y*z^5 + 1044*y^2*z^5 - 1292*y^3*z^5 + 680*y^4*z^5 - 36*y^5*z^5 - 72*z^6 + 392*y*z^6 - 868*y^2*z^6 + 644*y^3*z^6 - 24*y^4*z^6 + 44*z^7 - 278*y*z^7 + 348*y^2*z^7 - 6*y^3*z^7 - 46*z^8 + 118*y*z^8 + 18*z^9)*G[0, 1, y])/ (12*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + (((I/24)*Pi*(-324*y^3 + 1692*y^4 - 3132*y^5 + 2484*y^6 - 720*y^7 - 1692*y^2*z + 8964*y^3*z - 17388*y^4*z + 14724*y^5*z - 4680*y^6*z + 72*y^7*z - 1454*y*z^2 + 10694*y^2*z^2 - 25860*y^3*z^2 + 25881*y^4*z^2 - 9446*y^5*z^2 + 185*y^6*z^2 - 731*z^3 + 7344*y*z^3 - 22200*y^2*z^3 + 27072*y^3*z^3 - 12364*y^4*z^3 + 884*y^5*z^3 + 2632*z^4 - 12716*y*z^4 + 21034*y^2*z^4 - 13264*y^3*z^4 + 2334*y^4*z^4 - 2765*z^5 + 8534*y*z^5 - 8207*y^2*z^5 + 2468*y^3*z^5 + 931*z^6 - 1888*y*z^6 + 977*y^2*z^6 - 67*z^7 + 72*y*z^7))/((-1 + y)^2*z^2*(-1 + y + z)^2* (y + z)^4) + (-5832*y^4 + 29784*y^5 - 54360*y^6 + 42696*y^7 - 12288*y^8 - 21021*y^3*z + 121926*y^4*z - 250831*y^5*z + 221576*y^6*z - 73258*y^7*z + 1608*y^8*z - 15190*y^2*z^2 + 133726*y^3*z^2 - 356926*y^4*z^2 + 383376*y^5*z^2 - 150418*y^6*z^2 + 5432*y^7*z^2 - 14239*y*z^3 + 109500*y^2*z^3 - 317619*y^3*z^3 + 391588*y^4*z^3 - 179779*y^5*z^3 + 8822*y^6*z^3 + 324*z^4 + 37424*y*z^4 - 170324*y^2*z^4 + 266470*y^3*z^4 - 149004*y^4*z^4 + 8202*y^5*z^4 - 1368*z^5 - 25958*y*z^5 + 82126*y^2*z^5 - 67036*y^3*z^5 + 1874*y^4*z^5 + 1764*z^6 + 2028*y*z^6 - 7618*y^2*z^6 - 3082*y^3*z^6 - 720*z^7 + 745*y*z^7 - 1752*y^2*z^7)/(144*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(30*y^4 - 120*y^5 + 180*y^6 - 120*y^7 + 30*y^8 + 120*y^3*z - 540*y^4*z + 900*y^5*z - 660*y^6*z + 180*y^7*z + 180*y^2*z^2 - 960*y^3*z^2 + 1747*y^4*z^2 - 1334*y^5*z^2 + 367*y^6*z^2 + 1242*y*z^3 - 5328*y^2*z^3 + 8320*y^3*z^3 - 5518*y^4*z^3 + 1240*y^5*z^3 + 44*y^6*z^3 - 531*z^4 - 360*y*z^4 + 3948*y^2*z^4 - 4268*y^3*z^4 + 1004*y^4*z^4 + 176*y^5*z^4 + 1062*z^5 - 2276*y*z^5 + 2002*y^2*z^5 - 1176*y^3*z^5 + 264*y^4*z^5 - 614*z^6 + 1652*y*z^6 - 1400*y^2*z^6 + 176*y^3*z^6 + 106*z^7 - 274*y*z^7 + 44*y^2*z^7 - 31*z^8))/(24*(-1 + y)^2*z^3* (-1 + y + z)^2*(y + z)^4))*G[1, 0, y] + (Pi^2*(-19*y^4 + 38*y^5 - 19*y^6 + 110*y*z - 440*y^2*z + 584*y^3*z - 246*y^4*z - 16*y^5*z + 8*y^6*z - 55*z^2 + 216*y^2*z^2 - 44*y^3*z^2 - 166*y^4*z^2 + 32*y^5*z^2 + 110*z^3 - 296*y*z^3 + 514*y^2*z^3 - 444*y^3*z^3 + 48*y^4*z^3 - 74*z^4 + 316*y*z^4 - 376*y^2*z^4 + 32*y^3*z^4 + 42*z^5 - 118*y*z^5 + 8*y^2*z^5 - 17*z^6)* G[1, 1, y])/(24*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((((-3*I)/4)*Pi*(20*y^4 - 80*y^5 + 120*y^6 - 80*y^7 + 20*y^8 + 80*y^3*z - 360*y^4*z + 600*y^5*z - 440*y^6*z + 120*y^7*z + 120*y^2*z^2 - 640*y^3*z^2 + 1233*y^4*z^2 - 1026*y^5*z^2 + 313*y^6*z^2 - 30*y*z^3 - 120*y^2*z^3 + 672*y^3*z^3 - 886*y^4*z^3 + 368*y^5*z^3 - 4*y^6*z^3 + 75*z^4 - 240*y*z^4 + 468*y^2*z^4 - 604*y^3*z^4 + 326*y^4*z^4 - 16*y^5*z^4 - 150*z^5 + 472*y*z^5 - 626*y^2*z^5 + 364*y^3*z^5 - 24*y^4*z^5 + 88*z^6 - 264*y*z^6 + 246*y^2*z^6 - 16*y^3*z^6 - 22*z^7 + 62*y*z^7 - 4*y^2*z^7 + 9*z^8))/((-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + (-508*y^6 + 2038*y^7 - 3066*y^8 + 2050*y^9 - 514*y^10 - 1828*y^5*z + 7944*y^6*z - 12978*y^7*z + 9556*y^8*z - 2814*y^9*z + 120*y^10*z - 1809*y^4*z^2 + 9344*y^5*z^2 - 17354*y^6*z^2 + 14590*y^7*z^2 - 5449*y^8*z^2 + 678*y^9*z^2 - 1222*y^3*z^3 + 6829*y^4*z^3 - 12944*y^5*z^3 + 11176*y^6*z^3 - 5360*y^7*z^3 + 1521*y^8*z^3 + 683*y^2*z^4 - 2058*y^3*z^4 + 3540*y^4*z^4 - 5088*y^5*z^4 + 2514*y^6*z^4 + 576*y^7*z^4 + 240*y*z^5 - 3745*y^2*z^5 + 12454*y^3*z^5 - 19277*y^4*z^5 + 13768*y^5*z^5 - 2988*y^6*z^5 + 60*z^6 - 948*y*z^6 + 5656*y^2*z^6 - 12780*y^3*z^6 + 13178*y^4*z^6 - 5028*y^5*z^6 - 180*z^7 + 1188*y*z^7 - 3115*y^2*z^7 + 4812*y^3*z^7 - 3333*y^4*z^7 + 180*z^8 - 492*y*z^8 + 689*y^2*z^8 - 1074*y^3*z^8 - 60*z^9 + 12*y*z^9 - 168*y^2*z^9)/ (24*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2*(y + z)^4))*G[0, 1, 0, y] + ((((-3*I)/2)*Pi*(10*y^4 - 40*y^5 + 60*y^6 - 40*y^7 + 10*y^8 + 40*y^3*z - 180*y^4*z + 300*y^5*z - 220*y^6*z + 60*y^7*z + 60*y^2*z^2 - 320*y^3*z^2 + 618*y^4*z^2 - 516*y^5*z^2 + 158*y^6*z^2 - 26*y*z^3 - 16*y^2*z^3 + 276*y^3*z^3 - 413*y^4*z^3 + 182*y^5*z^3 - 3*y^6*z^3 + 43*z^4 - 120*y*z^4 + 210*y^2*z^4 - 284*y^3*z^4 + 168*y^4*z^4 - 12*y^5*z^4 - 86*z^5 + 264*y*z^5 - 348*y^2*z^5 + 208*y^3*z^5 - 18*y^4*z^5 + 51*z^6 - 154*y*z^6 + 145*y^2*z^6 - 12*y^3*z^6 - 13*z^7 + 36*y*z^7 - 3*y^2*z^7 + 5*z^8))/((-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + (-508*y^4 + 2038*y^5 - 3066*y^6 + 2050*y^7 - 514*y^8 - 1774*y^3*z + 7662*y^4*z - 12456*y^5*z + 9142*y^6*z - 2694*y^7*z + 120*y^8*z - 1620*y^2*z^2 + 8210*y^3*z^2 - 15129*y^4*z^2 + 12780*y^5*z^2 - 4913*y^6*z^2 + 672*y^7*z^2 - 644*y*z^3 + 3878*y^2*z^3 - 7650*y^3*z^3 + 7583*y^4*z^3 - 4848*y^5*z^3 + 1681*y^6*z^3 + 355*z^4 - 1968*y*z^4 + 5196*y^2*z^4 - 5656*y^3*z^4 + 499*y^4*z^4 + 1516*y^5*z^4 - 1970*z^5 + 8978*y*z^5 - 14416*y^2*z^5 + 7890*y^3*z^5 - 714*y^4*z^5 + 2516*z^6 - 7804*y*z^6 + 6928*y^2*z^6 - 1988*y^3*z^6 - 939*z^7 + 1690*y*z^7 - 983*y^2*z^7 + 38*z^8 - 96*y*z^8)/(24*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4))* G[1, 0, 0, y] + ((((-3*I)/2)*Pi*(-4 + 8*y - 4*y^2 + 11*z - 12*y*z + y^2*z - 5*z^2))/((-1 + y)^2*z*(-1 + y + z)^2) + (-66*y^5 + 558*y^6 - 1278*y^7 + 1146*y^8 - 360*y^9 - 258*y^4*z + 2334*y^5*z - 5907*y^6*z + 5796*y^7*z - 1917*y^8*z - 48*y^9*z - 2264*y^3*z^2 + 11396*y^4*z^2 - 22446*y^5*z^2 + 19975*y^6*z^2 - 6584*y^7*z^2 - 77*y^8*z^2 + 355*y^2*z^3 + 4398*y^3*z^3 - 18138*y^4*z^3 + 22762*y^5*z^3 - 9851*y^6*z^3 + 436*y^7*z^3 - 240*y*z^4 + 760*y^2*z^4 - 4736*y^3*z^4 + 9634*y^4*z^4 - 7208*y^5*z^4 + 1854*y^6*z^4 - 60*z^5 + 948*y*z^5 - 2816*y^2*z^5 + 3804*y^3*z^5 - 4304*y^4*z^5 + 3064*y^5*z^5 + 180*z^6 - 1188*y*z^6 + 2039*y^2*z^6 - 2462*y^3*z^6 + 2575*y^4*z^6 - 180*z^7 + 492*y*z^7 - 554*y^2*z^7 + 1068*y^3*z^7 + 60*z^8 - 12*y*z^8 + 168*y^2*z^8)/(24*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2* (y + z)^4))*G[1, 1, 0, y] + ((-38*y^4 + 194*y^5 - 394*y^6 + 398*y^7 - 200*y^8 + 40*y^9 - 152*y^3*z + 852*y^4*z - 1884*y^5*z + 2060*y^6*z - 1116*y^7*z + 240*y^8*z - 228*y^2*z^2 + 1468*y^3*z^2 - 3684*y^4*z^2 + 4524*y^5*z^2 - 2728*y^6*z^2 + 648*y^7*z^2 + 68*y*z^3 + 132*y^2*z^3 - 1576*y^3*z^3 + 3313*y^4*z^3 - 2781*y^5*z^3 + 859*y^6*z^3 - 15*y^7*z^3 - 148*z^4 + 608*y*z^4 - 1494*y^2*z^4 + 2542*y^3*z^4 - 2321*y^4*z^4 + 873*y^5*z^4 - 60*y^6*z^4 + 296*z^5 - 1320*y*z^5 + 2526*y^2*z^5 - 2234*y^3*z^5 + 786*y^4*z^5 - 90*y^5*z^5 - 198*z^6 + 822*y*z^6 - 912*y^2*z^6 + 204*y^3*z^6 - 60*y^4*z^6 + 57*z^7 + 3*y*z^7 - 261*y^2*z^7 - 15*y^3*z^7 + 33*z^8 - 177*y*z^8 - 36*z^9)*G[0, 0, 1, 0, y])/(4*(-1 + y)^3*z^3* (-1 + y + z)^2*(y + z)^4) + ((112*y^4 - 444*y^5 + 662*y^6 - 440*y^7 + 110*y^8 + 448*y^3*z - 2000*y^4*z + 3316*y^5*z - 2424*y^6*z + 660*y^7*z + 672*y^2*z^2 - 3560*y^3*z^2 + 6806*y^4*z^2 - 5620*y^5*z^2 + 1702*y^6*z^2 + 74*y*z^3 - 1624*y^2*z^3 + 5060*y^3*z^3 - 5630*y^4*z^3 + 2134*y^5*z^3 - 14*y^6*z^3 + 299*z^4 - 1340*y*z^4 + 3184*y^2*z^4 - 3888*y^3*z^4 + 1837*y^4*z^4 - 56*y^5*z^4 - 598*z^5 + 2064*y*z^5 - 2850*y^2*z^5 + 1612*y^3*z^5 - 84*y^4*z^5 + 349*z^6 - 1042*y*z^6 + 965*y^2*z^6 - 56*y^3*z^6 - 86*z^7 + 244*y*z^7 - 14*y^2*z^7 + 36*z^8)* G[0, 1, 0, 0, y])/(4*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + ((15*y^4 - 75*y^5 + 150*y^6 - 150*y^7 + 75*y^8 - 15*y^9 + 60*y^3*z - 330*y^4*z + 720*y^5*z - 780*y^6*z + 420*y^7*z - 90*y^8*z + 90*y^2*z^2 - 570*y^3*z^2 + 1408*y^4*z^2 - 1704*y^5*z^2 + 1014*y^6*z^2 - 238*y^7*z^2 - 28*y*z^3 - 40*y^2*z^3 + 552*y^3*z^3 - 1180*y^4*z^3 + 1010*y^5*z^3 - 320*y^6*z^3 + 6*y^7*z^3 + 59*z^4 - 239*y*z^4 + 534*y^2*z^4 - 934*y^3*z^4 + 997*y^4*z^4 - 441*y^5*z^4 + 24*y^6*z^4 - 118*z^5 + 496*y*z^5 - 1044*y^2*z^5 + 1292*y^3*z^5 - 680*y^4*z^5 + 36*y^5*z^5 + 72*z^6 - 392*y*z^6 + 868*y^2*z^6 - 644*y^3*z^6 + 24*y^4*z^6 - 44*z^7 + 278*y*z^7 - 348*y^2*z^7 + 6*y^3*z^7 + 46*z^8 - 118*y*z^8 - 18*z^9)*G[0, 1, 1, 0, y])/ (2*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((90*y^4 - 360*y^5 + 540*y^6 - 360*y^7 + 90*y^8 + 360*y^3*z - 1620*y^4*z + 2700*y^5*z - 1980*y^6*z + 540*y^7*z + 540*y^2*z^2 - 2880*y^3*z^2 + 5542*y^4*z^2 - 4604*y^5*z^2 + 1402*y^6*z^2 - 14*y*z^3 - 1024*y^2*z^3 + 3724*y^3*z^3 - 4407*y^4*z^3 + 1738*y^5*z^3 - 17*y^6*z^3 + 277*z^4 - 1080*y*z^4 + 2430*y^2*z^4 - 3076*y^3*z^4 + 1552*y^4*z^4 - 68*y^5*z^4 - 554*z^5 + 1856*y*z^5 - 2572*y^2*z^5 + 1512*y^3*z^5 - 102*y^4*z^5 + 329*z^6 - 1006*y*z^6 + 955*y^2*z^6 - 68*y^3*z^6 - 87*z^7 + 244*y*z^7 - 17*y^2*z^7 + 35*z^8)*G[1, 0, 0, 0, y])/(4*(-1 + y)^2*z^3*(-1 + y + z)^2* (y + z)^4) + ((25*y^4 - 125*y^5 + 250*y^6 - 250*y^7 + 125*y^8 - 25*y^9 + 100*y^3*z - 550*y^4*z + 1200*y^5*z - 1300*y^6*z + 700*y^7*z - 150*y^8*z + 150*y^2*z^2 - 950*y^3*z^2 + 2341*y^4*z^2 - 2823*y^5*z^2 + 1673*y^6*z^2 - 391*y^7*z^2 + 12*y*z^3 - 360*y^2*z^3 + 1484*y^3*z^3 - 2460*y^4*z^3 + 1854*y^5*z^3 - 536*y^6*z^3 + 6*y^7*z^3 + 69*z^4 - 369*y*z^4 + 1032*y^2*z^4 - 1764*y^3*z^4 + 1635*y^4*z^4 - 627*y^5*z^4 + 24*y^6*z^4 - 138*z^5 + 628*y*z^5 - 1344*y^2*z^5 + 1584*y^3*z^5 - 784*y^4*z^5 + 36*y^5*z^5 + 85*z^6 - 447*y*z^6 + 951*y^2*z^6 - 685*y^3*z^6 + 24*y^4*z^6 - 48*z^7 + 294*y*z^7 - 360*y^2*z^7 + 6*y^3*z^7 + 48*z^8 - 120*y*z^8 - 18*z^9)*G[1, 0, 1, 0, y])/ (2*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((-25*y^4 + 100*y^5 - 150*y^6 + 100*y^7 - 25*y^8 - 100*y^3*z + 450*y^4*z - 750*y^5*z + 550*y^6*z - 150*y^7*z - 150*y^2*z^2 + 800*y^3*z^2 - 1546*y^4*z^2 + 1292*y^5*z^2 - 396*y^6*z^2 - 56*y*z^3 + 524*y^2*z^3 - 1420*y^3*z^3 + 1536*y^4*z^3 - 590*y^5*z^3 + 6*y^6*z^3 - 47*z^4 + 300*y*z^4 - 894*y^2*z^4 + 1252*y^3*z^4 - 654*y^4*z^4 + 24*y^5*z^4 + 94*z^5 - 422*y*z^5 + 826*y^2*z^5 - 610*y^3*z^5 + 36*y^4*z^5 - 68*z^6 + 312*y*z^6 - 382*y^2*z^6 + 24*y^3*z^6 + 44*z^7 - 126*y*z^7 + 6*y^2*z^7 - 19*z^8)* G[1, 1, 0, 0, y])/(2*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + ((19*y^4 - 38*y^5 + 19*y^6 - 110*y*z + 440*y^2*z - 584*y^3*z + 246*y^4*z + 16*y^5*z - 8*y^6*z + 55*z^2 - 216*y^2*z^2 + 44*y^3*z^2 + 166*y^4*z^2 - 32*y^5*z^2 - 110*z^3 + 296*y*z^3 - 514*y^2*z^3 + 444*y^3*z^3 - 48*y^4*z^3 + 74*z^4 - 316*y*z^4 + 376*y^2*z^4 - 32*y^3*z^4 - 42*z^5 + 118*y*z^5 - 8*y^2*z^5 + 17*z^6)* G[1, 1, 1, 0, y])/(4*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((((3*I)/2)*Pi*(10*y^4 - 40*y^5 + 60*y^6 - 40*y^7 + 10*y^8 + 40*y^3*z - 180*y^4*z + 300*y^5*z - 220*y^6*z + 60*y^7*z + 60*y^2*z^2 - 320*y^3*z^2 + 611*y^4*z^2 - 502*y^5*z^2 + 151*y^6*z^2 - 4*y*z^3 - 104*y^2*z^3 + 380*y^3*z^3 - 430*y^4*z^3 + 158*y^5*z^3 + 32*z^4 - 120*y*z^4 + 234*y^2*z^4 - 228*y^3*z^4 + 81*y^4*z^4 - 64*z^5 + 192*y*z^5 - 180*y^2*z^5 + 48*y^3*z^5 + 33*z^6 - 58*y*z^6 + 19*y^2*z^6 + 2*z^7 - 6*y*z^7 - z^8))/ ((-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + (254*y^6 - 1019*y^7 + 1533*y^8 - 1025*y^9 + 257*y^10 + 974*y^5*z - 4392*y^6*z + 7389*y^7*z - 5558*y^8*z + 1647*y^9*z - 60*y^10*z + 1128*y^4*z^2 - 6406*y^5*z^2 + 12743*y^6*z^2 - 11098*y^7*z^2 + 3951*y^8*z^2 - 318*y^9*z^2 + 2032*y^3*z^3 - 10588*y^4*z^3 + 20342*y^5*z^3 - 17372*y^6*z^3 + 6228*y^7*z^3 - 642*y^8*z^3 - 683*y^2*z^4 - 1125*y^3*z^4 + 8127*y^4*z^4 - 9121*y^5*z^4 + 2661*y^6*z^4 - 36*y^7*z^4 - 120*y*z^5 + 2380*y^2*z^5 - 5597*y^3*z^5 + 7252*y^4*z^5 - 6219*y^5*z^5 + 1704*y^6*z^5 - 30*z^6 + 474*y*z^6 - 2990*y^2*z^6 + 6976*y^3*z^6 - 7562*y^4*z^6 + 2502*y^5*z^6 + 90*z^7 - 594*y*z^7 + 1626*y^2*z^7 - 2736*y^3*z^7 + 1554*y^4*z^7 - 90*z^8 + 246*y*z^8 - 393*y^2*z^8 + 492*y^3*z^8 + 30*z^9 - 6*y*z^9 + 84*y^2*z^9)/(12*(-1 + y)^2*y^2*z^3* (-1 + y + z)^2*(y + z)^4))*Zeta[3]) + G[0, z]*((-81000*y + 223861*y^2 - 142861*y^3 - 295272*z + 745574*y*z - 458720*y^2*z + 307441*z^2 - 324277*y*z^2 - 8418*z^3)/ (1728*(-1 + y)*z*(-1 + y + z)*(y + z)^2) - ((I/144)*Pi*(2970*y - 8248*y^2 + 5278*y^3 + 22419*z - 46733*y*z + 24227*y^2*z - 19036*z^2 + 18862*y*z^2 - 87*z^3))/ ((-1 + y)*z*(-1 + y + z)*(y + z)^2) + (Pi^4*(-1077 + 4308*y - 6462*y^2 + 4308*y^3 - 1077*y^4 + 2323*z - 7950*y*z + 9768*y^2*z - 5074*y^3*z + 933*y^4*z - 1991*z^2 + 4030*y*z^2 - 1967*y^2*z^2 + 864*z^3 - 864*y*z^3))/ (1440*(-1 + y)^4*z*(-1 + y + z)^2) - ((I/144)*Pi^3*(-681*y^3 + 1992*y^4 - 1941*y^5 + 630*y^6 + 1188*y*z - 6201*y^2*z + 12001*y^3*z - 10153*y^4*z + 3165*y^5*z - 594*z^2 - 1746*y*z^2 + 10389*y^2*z^2 - 13448*y^3*z^2 + 5391*y^4*z^2 + 210*z^3 + 2841*y*z^3 - 7152*y^2*z^3 + 4077*y^3*z^3 + 679*z^4 - 2194*y*z^4 + 1491*y^2*z^4 - 278*z^5 + 270*y*z^5))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(-2484*y^3 + 13696*y^4 - 24953*y^5 + 18754*y^6 - 5013*y^7 + 16458*y^2*z - 43038*y^3*z + 30665*y^4*z + 2026*y^5*z - 6111*y^6*z + 36384*y*z^2 - 145557*y^2*z^2 + 199821*y^3*z^2 - 105139*y^4*z^2 + 13203*y^5*z^2 - 324*z^3 - 52607*y*z^3 + 139603*y^2*z^3 - 110429*y^3*z^3 + 19893*y^4*z^3 + 684*z^4 + 12806*y*z^4 - 18152*y^2*z^4 + 798*y^3*z^4 - 360*z^5 + 3866*y*z^5 - 4794*y^2*z^5))/ (864*(-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^3) + ((Pi^2*(-316 + 1264*y - 1896*y^2 + 1264*y^3 - 316*y^4 + 486*z - 1580*y*z + 1818*y^2*z - 844*y^3*z + 120*y^4*z - 183*z^2 + 368*y*z^2 - 182*y^2*z^2))/(24*(-1 + y)^4*z*(-1 + y + z)^2) + ((I/24)*Pi*(324*y^3 - 1008*y^4 + 1044*y^5 - 360*y^6 + 972*y^2*z - 3646*y^3*z + 4520*y^4*z - 1990*y^5*z + 144*y^6*z - 1404*y*z^2 + 3426*y^2*z^2 - 2531*y^3*z^2 + 238*y^4*z^2 + 271*y^5*z^2 + 1512*z^3 - 3468*y*z^3 + 3051*y^2*z^3 - 2205*y^3*z^3 + 1371*y^4*z^3 - 2404*z^4 + 6359*y*z^4 - 5911*y^2*z^4 + 2739*y^3*z^4 + 865*z^5 - 1811*y*z^5 + 1729*y^2*z^5 + 27*z^6 + 234*y*z^6))/((-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^3) + (-6552*y^3 + 26340*y^4 - 39708*y^5 + 26604*y^6 - 6684*y^7 - 14742*y^2*z + 72915*y^3*z - 131619*y^4*z + 104787*y^5*z - 32667*y^6*z + 1326*y^7*z + 2046*y*z^2 + 19917*y^2*z^2 - 80891*y^3*z^2 + 100265*y^4*z^2 - 47899*y^5*z^2 + 6562*y^6*z^2 - 14406*z^3 + 74148*y*z^3 - 163650*y^2*z^3 + 184202*y^3*z^3 - 101846*y^4*z^3 + 21660*y^5*z^3 + 26880*z^4 - 114636*y*z^4 + 179544*y^2*z^4 - 121326*y^3*z^4 + 29862*y^4*z^4 - 13892*z^5 + 43484*y*z^5 - 43630*y^2*z^5 + 14362*y^3*z^5 + 1418*z^6 - 2234*y*z^6 + 924*y^2*z^6)/(144*(-1 + y)^3*z^2*(-1 + y + z)^2* (y + z)^3))*G[0, 0, y] + (Pi^2*(47*y^4 - 141*y^5 + 141*y^6 - 47*y^7 + 44*y*z - 220*y^2*z + 628*y^3*z - 1130*y^4*z + 1072*y^5*z - 430*y^6*z + 36*y^7*z - 22*z^2 + 22*y*z^2 + 414*y^2*z^2 - 1658*y^3*z^2 + 2339*y^4*z^2 - 1239*y^5*z^2 + 144*y^6*z^2 + 44*z^3 + 56*y*z^3 - 1188*y^2*z^3 + 2644*y^3*z^3 - 1808*y^4*z^3 + 216*y^5*z^3 + 25*z^4 - 579*y*z^4 + 1821*y^2*z^4 - 1555*y^3*z^4 + 144*y^4*z^4 - 126*z^5 + 684*y*z^5 - 810*y^2*z^5 + 36*y^3*z^5 + 99*z^6 - 243*y*z^6 - 36*z^7)*G[0, 1, y])/(24*(-1 + y)^3*z* (-1 + y + z)^2*(y + z)^4) + ((Pi^2*(70*y^4 - 140*y^5 + 70*y^6 - 1034*y*z + 4136*y^2*z - 5924*y^3*z + 3452*y^4*z - 550*y^5*z - 80*y^6*z + 517*z^2 - 2682*y^2*z^2 + 2800*y^3*z^2 - 293*y^4*z^2 - 320*y^5*z^2 - 1034*z^3 + 2348*y*z^3 - 2338*y^2*z^3 + 1592*y^3*z^3 - 480*y^4*z^3 + 587*z^4 - 1670*y*z^4 + 1535*y^2*z^4 - 320*y^3*z^4 - 124*z^5 + 292*y*z^5 - 80*y^2*z^5 + 22*z^6))/(24*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^4) - ((I/24)*Pi*(-324*y^3 + 1332*y^4 - 2052*y^5 + 1404*y^6 - 360*y^7 - 1791*y^2*z + 7920*y^3*z - 13089*y^4*z + 9672*y^5*z - 2802*y^6*z + 90*y^7*z - 1058*y*z^2 + 6752*y^2*z^2 - 13920*y^3*z^2 + 12001*y^4*z^2 - 3958*y^5*z^2 + 183*y^6*z^2 - 236*z^3 + 2934*y*z^3 - 7908*y^2*z^3 + 8788*y^3*z^3 - 4482*y^4*z^3 + 912*y^5*z^3 + 1480*z^4 - 6374*y*z^4 + 10588*y^2*z^4 - 8290*y^3*z^4 + 2628*y^4*z^4 - 1994*z^5 + 6348*y*z^5 - 7198*y^2*z^5 + 2892*y^3*z^5 + 815*z^6 - 1956*y*z^6 + 1173*y^2*z^6 - 82*z^7 + 90*y*z^7))/ ((-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4) + (6552*y^4 - 26340*y^5 + 39708*y^6 - 26604*y^7 + 6684*y^8 + 24300*y^3*z - 110718*y^4*z + 186365*y^5*z - 138886*y^6*z + 40049*y^7*z - 1110*y^8*z + 13666*y^2*z^2 - 90760*y^3*z^2 + 190460*y^4*z^2 - 165121*y^5*z^2 + 53498*y^6*z^2 - 1743*y^7*z^2 + 10156*y*z^3 - 61182*y^2*z^3 + 124035*y^3*z^3 - 107562*y^4*z^3 + 36963*y^5*z^3 - 1122*y^6*z^3 - 324*z^4 - 24308*y*z^4 + 80184*y^2*z^4 - 92868*y^3*z^4 + 44760*y^4*z^4 - 2292*y^5*z^4 + 1368*z^5 + 12750*y*z^5 - 36800*y^2*z^5 + 31334*y^3*z^5 - 924*y^4*z^5 - 1764*z^6 + 2065*y*z^6 + 2256*y^2*z^6 + 2595*y^3*z^6 + 720*z^7 - 1148*y*z^7 + 1716*y^2*z^7)/ (144*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^4))*G[1, 0, y] + (Pi^2*(19*y^4 - 38*y^5 + 19*y^6 - 44*y*z + 176*y^2*z - 188*y^3*z - 35*y^4*z + 110*y^5*z - 19*y^6*z + 22*z^2 - 18*y^2*z^2 - 288*y^3*z^2 + 380*y^4*z^2 - 76*y^5*z^2 - 44*z^3 + 164*y*z^3 - 550*y^2*z^3 + 624*y^3*z^3 - 114*y^4*z^3 + 41*z^4 - 318*y*z^4 + 473*y^2*z^4 - 76*y^3*z^4 - 59*z^5 + 158*y*z^5 - 19*y^2*z^5 + 20*z^6)*G[1, 1, y])/(24*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((((3*I)/4)*Pi*(-43 + 86*y - 43*y^2 + 69*z - 86*y*z + 17*y^2*z - 26*z^2))/((-1 + y)^2*z*(-1 + y + z)^2) + (-486*y^3 + 1512*y^4 - 1566*y^5 + 540*y^6 - 1458*y^2*z + 5403*y^3*z - 6516*y^4*z + 2655*y^5*z - 84*y^6*z + 786*y*z^2 - 717*y^2*z^2 - 959*y^3*z^2 + 939*y^4*z^2 - 49*y^5*z^2 - 1608*z^3 + 4674*y*z^3 - 5247*y^2*z^3 + 2909*y^3*z^3 - 975*y^4*z^3 + 2550*z^4 - 6777*y*z^4 + 5835*y^2*z^4 - 2349*y^3*z^4 - 905*z^5 + 1713*y*z^5 - 1549*y^2*z^5 - 37*z^6 - 210*y*z^6)/ (24*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^3))*G[0, 0, 0, y] + ((((-3*I)/4)*Pi*(-24*y^4 + 48*y^5 - 24*y^6 - 88*y*z + 352*y^2*z - 624*y^3*z + 581*y^4*z - 234*y^5*z + 13*y^6*z + 44*z^2 - 408*y^2*z^2 + 788*y^3*z^2 - 488*y^4*z^2 + 52*y^5*z^2 - 88*z^3 + 80*y*z^3 + 326*y^2*z^3 - 444*y^3*z^3 + 78*y^4*z^3 + 20*z^4 + 108*y*z^4 - 252*y^2*z^4 + 52*y^3*z^4 + 37*z^5 - 98*y*z^5 + 13*y^2*z^5 - 12*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (-216*y^5 + 786*y^6 - 942*y^7 + 270*y^8 + 222*y^9 - 120*y^10 - 1182*y^4*z + 5142*y^5*z - 7942*y^6*z + 4776*y^7*z - 366*y^8*z - 446*y^9*z + 18*y^10*z - 298*y^3*z^2 + 3896*y^4*z^2 - 10850*y^5*z^2 + 12102*y^6*z^2 - 6100*y^7*z^2 + 1578*y^8*z^2 - 328*y^9*z^2 - 1321*y^2*z^3 + 7465*y^3*z^3 - 17256*y^4*z^3 + 19548*y^5*z^3 - 11705*y^6*z^3 + 4449*y^7*z^3 - 1162*y^8*z^3 - 216*y*z^4 + 3236*y^2*z^4 - 10672*y^3*z^4 + 12948*y^4*z^4 - 6832*y^5*z^4 + 3312*y^6*z^4 - 1704*y^7*z^4 - 54*z^5 + 966*y*z^5 - 3953*y^2*z^5 + 4817*y^3*z^5 - 1643*y^4*z^5 + 1833*y^5*z^5 - 1858*y^6*z^5 + 174*z^6 - 1386*y*z^6 + 2630*y^2*z^6 - 1654*y^3*z^6 + 1980*y^4*z^6 - 1672*y^5*z^6 - 180*z^7 + 696*y*z^7 - 722*y^2*z^7 + 1094*y^3*z^7 - 870*y^4*z^7 + 60*z^8 - 72*y*z^8 + 180*y^2*z^8 - 168*y^3*z^8)/(24*(-1 + y)^3*y^2*z^2*(-1 + y + z)^2* (y + z)^4))*G[0, 1, 0, y] + ((((-3*I)/2)*Pi*(-12*y^4 + 24*y^5 - 12*y^6 + 66*y*z - 264*y^2*z + 348*y^3*z - 148*y^4*z - 10*y^5*z + 8*y^6*z - 33*z^2 + 126*y^2*z^2 - 40*y^3*z^2 - 91*y^4*z^2 + 32*y^5*z^2 + 66*z^3 - 180*y*z^3 + 282*y^2*z^3 - 240*y^3*z^3 + 48*y^4*z^3 - 45*z^4 + 170*y*z^4 - 193*y^2*z^4 + 32*y^3*z^4 + 20*z^5 - 52*y*z^5 + 8*y^2*z^5 - 6*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (258*y^3 - 1686*y^4 + 4170*y^5 - 4974*y^6 + 2892*y^7 - 660*y^8 + 1593*y^2*z - 10023*y^3*z + 24690*y^4*z - 29928*y^5*z + 17979*y^6*z - 4377*y^7*z + 66*y^8*z + 728*y*z^2 - 7660*y^2*z^2 + 24938*y^3*z^2 - 36215*y^4*z^2 + 24641*y^5*z^2 - 6433*y^6*z^2 + y^7*z^2 + 38*z^3 - 2846*y*z^3 + 13518*y^2*z^3 - 24644*y^3*z^3 + 20512*y^4*z^3 - 7188*y^5*z^3 + 592*y^6*z^3 - 1588*z^4 + 9618*y*z^4 - 21858*y^2*z^4 + 23498*y^3*z^4 - 12298*y^4*z^4 + 2556*y^5*z^4 + 2453*z^5 - 10059*y*z^5 + 15367*y^2*z^5 - 11005*y^3*z^5 + 3136*y^4*z^5 - 939*z^6 + 2849*y*z^6 - 3345*y^2*z^6 + 1363*y^3*z^6 + 22*z^7 - 166*y*z^7 + 126*y^2*z^7)/ (24*(-1 + y)^3*z^2*(-1 + y + z)^2*(y + z)^4))*G[1, 0, 0, y] + ((((3*I)/4)*Pi*(-9*y^4 + 18*y^5 - 9*y^6 + 66*y*z - 264*y^2*z + 360*y^3*z - 160*y^4*z - 8*y^5*z + 6*y^6*z - 33*z^2 + 144*y^2*z^2 - 28*y^3*z^2 - 120*y^4*z^2 + 24*y^5*z^2 + 66*z^3 - 168*y*z^3 + 330*y^2*z^3 - 316*y^3*z^3 + 36*y^4*z^3 - 42*z^4 + 212*y*z^4 - 272*y^2*z^4 + 24*y^3*z^4 + 32*z^5 - 90*y*z^5 + 6*y^2*z^5 - 13*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (228*y^5 - 924*y^6 + 1404*y^7 - 948*y^8 + 240*y^9 + 1098*y^4*z - 4884*y^5*z + 7999*y^6*z - 5738*y^7*z + 1525*y^8*z + 2120*y^3*z^2 - 10529*y^4*z^2 + 18676*y^5*z^2 - 14101*y^6*z^2 + 3942*y^7*z^2 - 108*y^8*z^2 + 431*y^2*z^3 - 6270*y^3*z^3 + 16632*y^4*z^3 - 15782*y^5*z^3 + 5880*y^6*z^3 - 1104*y^7*z^3 + 216*y*z^4 - 2401*y^2*z^4 + 8394*y^3*z^4 - 10101*y^4*z^4 + 6064*y^5*z^4 - 3240*y^6*z^4 + 54*z^5 - 912*y*z^5 + 3894*y^2*z^5 - 5220*y^3*z^5 + 4386*y^4*z^5 - 4344*y^5*z^5 - 174*z^6 + 1212*y*z^6 - 2046*y^2*z^6 + 1872*y^3*z^6 - 3012*y^4*z^6 + 180*z^7 - 516*y*z^7 + 339*y^2*z^7 - 1080*y^3*z^7 - 60*z^8 + 12*y*z^8 - 168*y^2*z^8)/ (24*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2*(y + z)^4))*G[1, 1, 0, y] - (4*(-8 + 16*y - 8*y^2 + 13*z - 16*y*z + 3*y^2*z - 5*z^2)* G[0, 0, 0, 0, y])/((-1 + y)^2*z*(-1 + y + z)^2) + ((-75*y^4 + 300*y^5 - 450*y^6 + 300*y^7 - 75*y^8 + 198*y*z - 1188*y^2*z + 2670*y^3*z - 2649*y^4*z + 794*y^5*z + 480*y^6*z - 350*y^7*z + 45*y^8*z - 99*z^2 + 198*y*z^2 + 45*y^2*z^2 + 264*y^3*z^2 - 1708*y^4*z^2 + 2242*y^5*z^2 - 1125*y^6*z^2 + 180*y^7*z^2 + 198*z^3 - 1092*y*z^3 + 3054*y^2*z^3 - 4764*y^3*z^3 + 3994*y^4*z^3 - 1672*y^5*z^3 + 270*y^6*z^3 - 174*z^4 + 1140*y*z^4 - 2422*y^2*z^4 + 2160*y^3*z^4 - 902*y^4*z^4 + 180*y^5*z^4 + 111*z^5 - 292*y*z^5 + 76*y^2*z^5 + 48*y^3*z^5 + 45*y^4*z^5 + 21*z^6 - 188*y*z^6 + 164*y^2*z^6 - 36*z^7 + 36*y*z^7)*G[0, 0, 1, 0, y])/ (4*(-1 + y)^4*z*(-1 + y + z)^2*(y + z)^4) + ((-104*y^4 + 416*y^5 - 624*y^6 + 416*y^7 - 104*y^8 - 264*y*z + 1584*y^2*z - 4376*y^3*z + 7100*y^4*z - 6976*y^5*z + 3866*y^6*z - 984*y^7*z + 50*y^8*z + 132*z^2 - 264*y*z^2 - 1284*y^2*z^2 + 5760*y^3*z^2 - 9177*y^4*z^2 + 6924*y^5*z^2 - 2288*y^6*z^2 + 200*y^7*z^2 - 264*z^3 + 640*y*z^3 + 1016*y^2*z^3 - 4772*y^3*z^3 + 5540*y^4*z^3 - 2448*y^5*z^3 + 300*y^6*z^3 + 28*z^4 + 512*y*z^4 - 2230*y^2*z^4 + 3008*y^3*z^4 - 1500*y^4*z^4 + 200*y^5*z^4 + 156*z^5 - 732*y*z^5 + 1050*y^2*z^5 - 512*y^3*z^5 + 50*y^4*z^5 - 53*z^6 + 108*y*z^6 - 52*y^2*z^6)*G[0, 1, 0, 0, y])/ (4*(-1 + y)^4*z*(-1 + y + z)^2*(y + z)^4) + ((-47*y^4 + 141*y^5 - 141*y^6 + 47*y^7 - 44*y*z + 220*y^2*z - 628*y^3*z + 1130*y^4*z - 1072*y^5*z + 430*y^6*z - 36*y^7*z + 22*z^2 - 22*y*z^2 - 414*y^2*z^2 + 1658*y^3*z^2 - 2339*y^4*z^2 + 1239*y^5*z^2 - 144*y^6*z^2 - 44*z^3 - 56*y*z^3 + 1188*y^2*z^3 - 2644*y^3*z^3 + 1808*y^4*z^3 - 216*y^5*z^3 - 25*z^4 + 579*y*z^4 - 1821*y^2*z^4 + 1555*y^3*z^4 - 144*y^4*z^4 + 126*z^5 - 684*y*z^5 + 810*y^2*z^5 - 36*y^3*z^5 - 99*z^6 + 243*y*z^6 + 36*z^7)* G[0, 1, 1, 0, y])/(4*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + ((-91*y^4 + 182*y^5 - 91*y^6 + 374*y*z - 1496*y^2*z + 1880*y^3*z - 622*y^4*z - 188*y^5*z + 52*y^6*z - 187*z^2 + 576*y^2*z^2 + 180*y^3*z^2 - 824*y^4*z^2 + 208*y^5*z^2 + 374*z^3 - 1112*y*z^3 + 1978*y^2*z^3 - 1740*y^3*z^3 + 312*y^4*z^3 - 278*z^4 + 1140*y*z^4 - 1352*y^2*z^4 + 208*y^3*z^4 + 146*z^5 - 386*y*z^5 + 52*y^2*z^5 - 47*z^6)*G[1, 0, 0, 0, y])/(4*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4) + ((-42*y^4 + 126*y^5 - 126*y^6 + 42*y^7 + 308*y*z - 1540*y^2*z + 2912*y^3*z - 2452*y^4*z + 758*y^5*z + 44*y^6*z - 30*y^7*z - 154*z^2 + 154*y*z^2 + 672*y^2*z^2 - 904*y^3*z^2 - 275*y^4*z^2 + 627*y^5*z^2 - 120*y^6*z^2 + 308*z^3 - 1092*y*z^3 + 2172*y^2*z^3 - 2884*y^3*z^3 + 1712*y^4*z^3 - 180*y^5*z^3 - 196*z^4 + 1084*y*z^4 - 2306*y^2*z^4 + 1682*y^3*z^4 - 120*y^4*z^4 + 124*z^5 - 682*y*z^5 + 804*y^2*z^5 - 30*y^3*z^5 - 101*z^6 + 245*y*z^6 + 36*z^7)*G[1, 0, 1, 0, y])/(4*(-1 + y)^3*z* (-1 + y + z)^2*(y + z)^4) + ((60*y^4 - 120*y^5 + 60*y^6 - 242*y*z + 968*y^2*z - 1212*y^3*z + 353*y^4*z + 166*y^5*z - 33*y^6*z + 121*z^2 - 366*y^2*z^2 - 292*y^3*z^2 + 720*y^4*z^2 - 132*y^5*z^2 - 242*z^3 + 724*y*z^3 - 1532*y^2*z^3 + 1452*y^3*z^3 - 198*y^4*z^3 + 181*z^4 - 902*y*z^4 + 1159*y^2*z^4 - 132*y^3*z^4 - 135*z^5 + 372*y*z^5 - 33*y^2*z^5 + 51*z^6)*G[1, 1, 0, 0, y])/ (4*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((-19*y^4 + 38*y^5 - 19*y^6 + 44*y*z - 176*y^2*z + 188*y^3*z + 35*y^4*z - 110*y^5*z + 19*y^6*z - 22*z^2 + 18*y^2*z^2 + 288*y^3*z^2 - 380*y^4*z^2 + 76*y^5*z^2 + 44*z^3 - 164*y*z^3 + 550*y^2*z^3 - 624*y^3*z^3 + 114*y^4*z^3 - 41*z^4 + 318*y*z^4 - 473*y^2*z^4 + 76*y^3*z^4 + 59*z^5 - 158*y*z^5 + 19*y^2*z^5 - 20*z^6)*G[1, 1, 1, 0, y])/(4*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4) + ((((3*I)/4)*Pi*(-15 + 30*y - 15*y^2 + 2*z - 6*y*z + 4*y^2*z + z^2))/((-1 + y)^2*z*(-1 + y + z)^2) + (-318*y^3 + 1314*y^4 - 2034*y^5 + 1398*y^6 - 360*y^7 - 954*y^2*z + 5391*y^3*z - 10917*y^4*z + 9945*y^5*z - 3933*y^6*z + 468*y^7*z + 1026*y*z^2 - 621*y^2*z^2 - 7688*y^3*z^2 + 15778*y^4*z^2 - 11174*y^5*z^2 + 2787*y^6*z^2 - 108*y^7*z^2 - 1308*z^3 + 5166*y*z^3 - 13047*y^2*z^3 + 20394*y^3*z^3 - 15344*y^4*z^3 + 4319*y^5*z^3 - 234*y^6*z^3 + 3924*z^4 - 18708*y*z^4 + 35589*y^2*z^4 - 30826*y^3*z^4 + 10969*y^4*z^4 - 1056*y^5*z^4 - 4466*z^5 + 18901*y*z^5 - 26564*y^2*z^5 + 13983*y^3*z^5 - 1854*y^4*z^5 + 2415*z^6 - 7034*y*z^6 + 5663*y^2*z^6 - 936*y^3*z^6 - 583*z^7 + 649*y*z^7 - 12*y^2*z^7)/ (24*(-1 + y)^3*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^3))*Zeta[3] + G[1, y]*(((-1/8*I)*Pi^3*(-9*y^4 + 18*y^5 - 9*y^6 + 66*y*z - 264*y^2*z + 360*y^3*z - 160*y^4*z - 8*y^5*z + 6*y^6*z - 33*z^2 + 144*y^2*z^2 - 28*y^3*z^2 - 120*y^4*z^2 + 24*y^5*z^2 + 66*z^3 - 168*y*z^3 + 330*y^2*z^3 - 316*y^3*z^3 + 36*y^4*z^3 - 42*z^4 + 212*y*z^4 - 272*y^2*z^4 + 24*y^3*z^4 + 32*z^5 - 90*y*z^5 + 6*y^2*z^5 - 13*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-228*y^5 + 924*y^6 - 1404*y^7 + 948*y^8 - 240*y^9 - 1098*y^4*z + 4884*y^5*z - 7999*y^6*z + 5738*y^7*z - 1525*y^8*z - 2120*y^3*z^2 + 10529*y^4*z^2 - 18676*y^5*z^2 + 14101*y^6*z^2 - 3942*y^7*z^2 + 108*y^8*z^2 - 431*y^2*z^3 + 6270*y^3*z^3 - 16632*y^4*z^3 + 15782*y^5*z^3 - 5880*y^6*z^3 + 1104*y^7*z^3 - 216*y*z^4 + 2401*y^2*z^4 - 8394*y^3*z^4 + 10101*y^4*z^4 - 6064*y^5*z^4 + 3240*y^6*z^4 - 54*z^5 + 912*y*z^5 - 3894*y^2*z^5 + 5220*y^3*z^5 - 4386*y^4*z^5 + 4344*y^5*z^5 + 174*z^6 - 1212*y*z^6 + 2046*y^2*z^6 - 1872*y^3*z^6 + 3012*y^4*z^6 - 180*z^7 + 516*y*z^7 - 339*y^2*z^7 + 1080*y^3*z^7 + 60*z^8 - 12*y*z^8 + 168*y^2*z^8))/(144*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2* (y + z)^4) + ((5*y^4 - 15*y^5 + 15*y^6 - 5*y^7 - 330*y*z + 1650*y^2*z - 3280*y^3*z + 3186*y^4*z - 1474*y^5*z + 240*y^6*z + 8*y^7*z + 165*z^2 - 165*y*z^2 - 960*y^2*z^2 + 2004*y^3*z^2 - 1130*y^4*z^2 + 54*y^5*z^2 + 32*y^6*z^2 - 330*z^3 + 1010*y*z^3 - 1374*y^2*z^3 + 1610*y^3*z^3 - 1036*y^4*z^3 + 48*y^5*z^3 + 170*z^4 - 726*y*z^4 + 1760*y^2*z^4 - 1524*y^3*z^4 + 32*y^4*z^4 - 54*z^5 + 640*y*z^5 - 1026*y^2*z^5 + 8*y^3*z^5 + 131*z^6 - 419*y*z^6 - 72*z^7)*Zeta[3])/(4*(-1 + y)^3*z*(-1 + y + z)^2* (y + z)^4))) + G[0, y]* ((Pi^4*(285 - 1140*y + 1710*y^2 - 1140*y^3 + 285*y^4 - 1404*z + 3358*y*z - 2346*y^2*z - 230*y^3*z + 622*y^4*z + 1013*z^2 - 1794*y*z^2 + 1129*y^2*z^2))/(960*(-1 + y)^4*z*(-1 + y + z)^2) + (392976*y - 448175*y^2 + 200531*y^3 - 145332*y^4 - 892656*z + 3448346*y*z - 3685107*y^2*z + 325650*y^3*z + 1325257*z^2 - 3032607*y*z^2 + 99816*y^2*z^2 - 432601*z^3 - 371166*y*z^3)/ (10368*(-1 + y)^2*z*(-1 + y + z)*(y + z)^2) - ((I/1728)*Pi*(-75420*y + 83429*y^2 - 14093*y^3 + 6084*y^4 + 157968*z - 615854*y*z + 685353*y^2*z - 125232*y^3*z - 232507*z^2 + 540597*y*z^2 - 103620*y^2*z^2 + 74539*z^3 + 27696*y*z^3))/ ((-1 + y)^2*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-5580*y^3 + 22344*y^4 - 33552*y^5 + 22392*y^6 - 5604*y^7 - 25470*y^2*z + 93382*y^3*z - 124236*y^4*z + 67080*y^5*z - 7630*y^6*z - 3126*y^7*z + 8598*y*z^2 - 78936*y^2*z^2 + 249997*y^3*z^2 - 338396*y^4*z^2 + 199531*y^5*z^2 - 40794*y^6*z^2 + 10722*z^3 - 139905*y*z^3 + 524922*y^2*z^3 - 787211*y^3*z^3 + 494099*y^4*z^3 - 102591*y^5*z^3 - 43229*z^4 + 286794*y*z^4 - 579087*y^2*z^4 + 436151*y^3*z^4 - 100521*y^4*z^4 + 49255*z^5 - 173942*y*z^5 + 165610*y^2*z^5 - 40815*y^3*z^5 - 16748*z^6 + 22001*y*z^6 - 5217*y^2*z^6))/(864*(-1 + y)^3*z^2*(-1 + y + z)^2* (y + z)^3) - ((I/288)*Pi^3*(648*y^3 - 2664*y^4 + 4104*y^5 - 2808*y^6 + 720*y^7 + 1944*y^2*z - 8335*y^3*z + 12657*y^4*z - 7401*y^5*z + 451*y^6*z + 684*y^7*z - 432*y*z^2 + 1671*y^2*z^2 - 5485*y^3*z^2 + 12719*y^4*z^2 - 13219*y^5*z^2 + 4746*y^6*z^2 + 1836*z^3 - 5475*y*z^3 + 1509*y^2*z^3 + 15986*y^3*z^3 - 24134*y^4*z^3 + 10062*y^5*z^3 - 2125*z^4 + 5031*y*z^4 + 3906*y^2*z^4 - 17198*y^3*z^4 + 9738*y^4*z^4 + 176*z^5 + 1781*y*z^5 - 7459*y^2*z^5 + 4854*y^3*z^5 + 113*z^6 - 1445*y*z^6 + 1116*y^2*z^6))/((-1 + y)^3*z^2*(-1 + y + z)^2*(y + z)^3) + ((Pi^2*(-381 + 762*y - 381*y^2 + 454*z - 694*y*z + 240*y^2*z - 107*z^2))/(48*(-1 + y)^2*z*(-1 + y + z)^2) + ((I/24)*Pi*(-194*y^3 + 622*y^4 - 662*y^5 + 234*y^6 - 2376*y*z + 7734*y^2*z - 7935*y^3*z + 2072*y^4*z + 505*y^5*z + 1188*z^2 - 1176*y*z^2 - 213*y^2*z^2 - 1201*y^3*z^2 + 1443*y^4*z^2 - 1976*z^3 + 5671*y*z^3 - 6023*y^2*z^3 + 2451*y^3*z^3 + 891*z^4 - 2191*y*z^4 + 1423*y^2*z^4 - 103*z^5 + 144*y*z^5))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (-5040*y^3 + 13584*y^4 - 11088*y^5 + 1584*y^6 + 960*y^7 - 25050*y^2*z + 86136*y^3*z - 97252*y^4*z + 36234*y^5*z - 68*y^6*z + 4308*y*z^2 + 15477*y^2*z^2 - 41382*y^3*z^2 + 17374*y^4*z^2 + 2640*y^5*z^2 - 324*z^3 - 7107*y*z^3 + 24048*y^2*z^3 - 30288*y^3*z^3 + 8922*y^4*z^3 + 684*z^4 + 3548*y*z^4 - 13833*y^2*z^4 + 4852*y^3*z^4 - 360*z^5 - 821*y*z^5 - 402*y^2*z^5)/ (144*(-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^3))*G[0, 0, z] + (Pi^2*(-y^4 + 2*y^5 - y^6 - 4*y^3*z + 10*y^4*z - 8*y^5*z + 2*y^6*z - 6*y^2*z^2 + 20*y^3*z^2 - 30*y^4*z^2 + 24*y^5*z^2 - 8*y^6*z^2 + 18*y*z^3 - 68*y^2*z^3 + 72*y^3*z^3 - 5*y^4*z^3 - 26*y^5*z^3 + 9*y^6*z^3 - 12*z^4 + 10*y*z^4 + y^2*z^4 + 44*y^3*z^4 - 78*y^4*z^4 + 36*y^5*z^4 + 24*z^5 - 80*y*z^5 + 130*y^2*z^5 - 124*y^3*z^5 + 54*y^4*z^5 - 19*z^6 + 66*y*z^6 - 77*y^2*z^6 + 36*y^3*z^6 + 7*z^7 - 12*y*z^7 + 9*y^2*z^7 + z^8)*G[0, 1, z])/(24*(-1 + y)^2*z^3* (-1 + y + z)^2*(y + z)^4) + (Pi^2*(10*y^4 - 40*y^5 + 60*y^6 - 40*y^7 + 10*y^8 + 40*y^3*z - 180*y^4*z + 300*y^5*z - 220*y^6*z + 60*y^7*z + 60*y^2*z^2 - 320*y^3*z^2 + 546*y^4*z^2 - 372*y^5*z^2 + 86*y^6*z^2 + 194*y*z^3 - 896*y^2*z^3 + 1308*y^3*z^3 - 617*y^4*z^3 - 16*y^5*z^3 + 27*y^6*z^3 - 67*z^4 - 120*y*z^4 + 438*y^2*z^4 + 100*y^3*z^4 - 489*y^4*z^4 + 108*y^5*z^4 + 134*z^5 - 464*y*z^5 + 1048*y^2*z^5 - 1000*y^3*z^5 + 162*y^4*z^5 - 131*z^6 + 610*y*z^6 - 767*y^2*z^6 + 108*y^3*z^6 + 87*z^7 - 234*y*z^7 + 27*y^2*z^7 - 30*z^8)*G[0, 1 - y, z])/(24*(-1 + y)^2*z^3*(-1 + y + z)^2* (y + z)^4) + (-1/24*(Pi^2*(-1 + z)*(2 - 2*z + 41*z^2))/ (z^3*(-1 + y + z)^2) - ((I/24)*Pi*(-99*y + 297*y^2 - 344*y^3 + 128*y^4 + 18*y^5 + 495*z - 891*y*z - 42*y^2*z + 512*y^3*z - 92*y^4*z - 1188*z^2 + 1641*y*z^2 - 321*y^2*z^2 - 168*y^3*z^2 + 745*z^3 - 775*y*z^3 + 30*y^2*z^3 - 70*z^4 + 106*y*z^4 + 18*z^5))/ ((-1 + y)*z*(-1 + y + z)^2*(y + z)^3) + (324*y^3 - 648*y^4 + 324*y^5 + 975*y^2*z - 2925*y^3*z + 551*y^4*z + 1471*y^5*z - 72*y^6*z - 5271*y*z^2 + 11259*y^2*z^2 - 11931*y^3*z^2 + 8656*y^4*z^2 - 1939*y^5*z^2 + 13896*y*z^3 - 31188*y^2*z^3 + 27399*y^3*z^3 - 8559*y^4*z^3 + 360*z^4 - 13828*y*z^4 + 26191*y^2*z^4 - 12723*y^3*z^4 - 720*z^5 + 6337*y*z^5 - 7165*y^2*z^5 + 360*z^6 - 1134*y*z^6)/ (144*(-1 + y)*y*z^2*(-1 + y + z)^2*(y + z)^3))*G[1, 0, z] - (Pi^2*(-1 + z)*(6 - 6*z + z^2)*G[1, 1, z])/(24*z^3*(-1 + y + z)^2) - (Pi^2*(-1 + z)*(-1 + z + 6*z^2)*G[1, 1 - y, z])/ (12*z^3*(-1 + y + z)^2) + (((-1/24*I)*Pi*(-324*y^3 + 1692*y^4 - 3132*y^5 + 2484*y^6 - 720*y^7 - 1692*y^2*z + 8964*y^3*z - 17388*y^4*z + 14724*y^5*z - 4680*y^6*z + 72*y^7*z - 1454*y*z^2 + 10694*y^2*z^2 - 25860*y^3*z^2 + 25881*y^4*z^2 - 9446*y^5*z^2 + 185*y^6*z^2 - 731*z^3 + 7344*y*z^3 - 22200*y^2*z^3 + 27072*y^3*z^3 - 12364*y^4*z^3 + 884*y^5*z^3 + 2632*z^4 - 12716*y*z^4 + 21034*y^2*z^4 - 13264*y^3*z^4 + 2334*y^4*z^4 - 2765*z^5 + 8534*y*z^5 - 8207*y^2*z^5 + 2468*y^3*z^5 + 931*z^6 - 1888*y*z^6 + 977*y^2*z^6 - 67*z^7 + 72*y*z^7))/((-1 + y)^2*z^2*(-1 + y + z)^2* (y + z)^4) + (5832*y^4 - 29784*y^5 + 54360*y^6 - 42696*y^7 + 12288*y^8 + 21021*y^3*z - 121926*y^4*z + 250831*y^5*z - 221576*y^6*z + 73258*y^7*z - 1608*y^8*z + 15190*y^2*z^2 - 133726*y^3*z^2 + 356926*y^4*z^2 - 383376*y^5*z^2 + 150418*y^6*z^2 - 5432*y^7*z^2 + 14239*y*z^3 - 109500*y^2*z^3 + 317619*y^3*z^3 - 391588*y^4*z^3 + 179779*y^5*z^3 - 8822*y^6*z^3 - 324*z^4 - 37424*y*z^4 + 170324*y^2*z^4 - 266470*y^3*z^4 + 149004*y^4*z^4 - 8202*y^5*z^4 + 1368*z^5 + 25958*y*z^5 - 82126*y^2*z^5 + 67036*y^3*z^5 - 1874*y^4*z^5 - 1764*z^6 - 2028*y*z^6 + 7618*y^2*z^6 + 3082*y^3*z^6 + 720*z^7 - 745*y*z^7 + 1752*y^2*z^7)/(144*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-40*y^4 + 160*y^5 - 240*y^6 + 160*y^7 - 40*y^8 - 160*y^3*z + 720*y^4*z - 1200*y^5*z + 880*y^6*z - 240*y^7*z - 240*y^2*z^2 + 1280*y^3*z^2 - 2365*y^4*z^2 + 1850*y^5*z^2 - 525*y^6*z^2 - 1194*y*z^3 + 5256*y^2*z^3 - 8464*y^3*z^3 + 5835*y^4*z^3 - 1394*y^5*z^3 - 39*y^6*z^3 + 477*z^4 + 480*y*z^4 - 4092*y^2*z^4 + 4432*y^3*z^4 - 1110*y^4*z^4 - 156*y^5*z^4 - 954*z^5 + 1968*y*z^5 - 1680*y^2*z^5 + 1024*y^3*z^5 - 234*y^4*z^5 + 552*z^6 - 1508*y*z^6 + 1298*y^2*z^6 - 156*y^3*z^6 - 101*z^7 + 264*y*z^7 - 39*y^2*z^7 + 31*z^8))/(24*(-1 + y)^2*z^3* (-1 + y + z)^2*(y + z)^4))*G[1 - y, 0, z] + (Pi^2*(-22*y^4 + 84*y^5 - 122*y^6 + 80*y^7 - 20*y^8 - 88*y^3*z + 380*y^4*z - 616*y^5*z + 444*y^6*z - 120*y^7*z - 132*y^2*z^2 + 680*y^3*z^2 - 1265*y^4*z^2 + 1018*y^5*z^2 - 301*y^6*z^2 - 66*y*z^3 + 512*y^2*z^3 - 1208*y^3*z^3 + 1144*y^4*z^3 - 380*y^5*z^3 - 2*y^6*z^3 - 33*z^4 + 260*y*z^4 - 694*y^2*z^4 + 740*y^3*z^4 - 266*y^4*z^4 - 8*y^5*z^4 + 66*z^5 - 256*y*z^5 + 314*y^2*z^5 - 116*y^3*z^5 - 12*y^4*z^5 - 32*z^6 + 64*y*z^6 - 30*y^2*z^6 - 8*y^3*z^6 - 2*y*z^7 - 2*y^2*z^7 - z^8)*G[1 - y, 1, z])/ (24*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(90*y^4 - 360*y^5 + 540*y^6 - 360*y^7 + 90*y^8 + 360*y^3*z - 1620*y^4*z + 2700*y^5*z - 1980*y^6*z + 540*y^7*z + 540*y^2*z^2 - 2880*y^3*z^2 + 5518*y^4*z^2 - 4556*y^5*z^2 + 1378*y^6*z^2 + 294*y*z^3 - 2256*y^2*z^3 + 5476*y^3*z^3 - 5412*y^4*z^3 + 1902*y^5*z^3 - 4*y^6*z^3 + 123*z^4 - 1080*y*z^4 + 3210*y^2*z^4 - 3880*y^3*z^4 + 1667*y^4*z^4 - 16*y^5*z^4 - 246*z^5 + 1144*y*z^5 - 1862*y^2*z^5 + 1084*y^3*z^5 - 24*y^4*z^5 + 151*z^6 - 510*y*z^6 + 519*y^2*z^6 - 16*y^3*z^6 - 52*z^7 + 152*y*z^7 - 4*y^2*z^7 + 24*z^8)* G[1 - y, 1 - y, z])/(24*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(27*y^4 - 60*y^5 + 30*y^6 + 108*y^3*z - 294*y^4*z + 180*y^5*z + 162*y^2*z^2 - 576*y^3*z^2 + 443*y^4*z^2 - 112*y*z^3 - 124*y^2*z^3 + 352*y^3*z^3 + 137*z^4 - 56*y*z^4 + 78*y^2*z^4 - 274*z^5 + 152*y*z^5 + 133*z^6)*G[-y, 1 - y, z])/(24*z^3*(-1 + y + z)^2* (y + z)^4) + ((((3*I)/4)*Pi*(-22 + 44*y - 22*y^2 + 27*z - 44*y*z + 17*y^2*z - 5*z^2))/((-1 + y)^2*z*(-1 + y + z)^2) + (192*y^3 - 594*y^4 + 612*y^5 - 210*y^6 + 2244*y*z - 7278*y^2*z + 7429*y^3*z - 2022*y^4*z - 373*y^5*z - 1122*z^2 + 1137*y*z^2 + 45*y^2*z^2 + 1055*y^3*z^2 - 1065*y^4*z^2 + 1875*z^3 - 5499*y*z^3 + 5709*y^2*z^3 - 1935*y^3*z^3 - 887*z^4 + 2154*y*z^4 - 1117*y^2*z^4 + 134*z^5 - 84*y*z^5)/(24*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^3))*G[0, 0, 0, z] + ((((-3*I)/4)*Pi*(-7*y^4 + 14*y^5 - 7*y^6 - 22*y*z + 88*y^2*z - 160*y^3*z + 151*y^4*z - 62*y^5*z + 5*y^6*z + 11*z^2 - 108*y^2*z^2 + 200*y^3*z^2 - 124*y^4*z^2 + 20*y^5*z^2 - 22*z^3 + 16*y*z^3 + 76*y^2*z^3 - 104*y^3*z^3 + 30*y^4*z^3 + 4*z^4 + 20*y*z^4 - 50*y^2*z^4 + 20*y^3*z^4 + 7*z^5 - 16*y*z^5 + 5*y^2*z^5 - z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (54*y^3 - 162*y^4 + 162*y^5 - 54*y^6 + 348*y^2*z - 1278*y^3*z + 1814*y^4*z - 1168*y^5*z + 266*y^6*z + 18*y^7*z + 422*y*z^2 - 2333*y^2*z^2 + 4946*y^3*z^2 - 4942*y^4*z^2 + 1974*y^5*z^2 - 67*y^6*z^2 - 463*z^3 + 1056*y*z^3 + 918*y^2*z^3 - 4644*y^3*z^3 + 3656*y^4*z^3 - 298*y^5*z^3 + 1091*z^4 - 2330*y*z^4 - 743*y^2*z^4 + 3176*y^3*z^4 - 294*y^4*z^4 - 545*z^5 - 228*y*z^5 + 2157*y^2*z^5 - 34*y^3*z^5 - 301*z^6 + 1136*y*z^6 + 65*y^2*z^6 + 207*z^7 + 18*y*z^7)/(24*(-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4))* G[0, 1, 0, z] + ((((-3*I)/4)*Pi*(-17*y^4 + 34*y^5 - 17*y^6 + 110*y*z - 440*y^2*z + 592*y^3*z - 278*y^4*z + 8*y^5*z + 8*y^6*z - 55*z^2 + 228*y^2*z^2 - 132*y^3*z^2 - 82*y^4*z^2 + 32*y^5*z^2 + 110*z^3 - 288*y*z^3 + 402*y^2*z^3 - 308*y^3*z^3 + 48*y^4*z^3 - 72*z^4 + 248*y*z^4 - 262*y^2*z^4 + 32*y^3*z^4 + 26*z^5 - 70*y*z^5 + 8*y^2*z^5 - 9*z^6))/((-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4) + (-270*y^5 + 1596*y^6 - 3162*y^7 + 2616*y^8 - 780*y^9 - 1530*y^4*z + 8694*y^5*z - 17631*y^6*z + 15372*y^7*z - 4977*y^8*z + 72*y^9*z - 720*y^3*z^2 + 8211*y^4*z^2 - 23094*y^5*z^2 + 24938*y^6*z^2 - 9620*y^7*z^2 + 285*y^8*z^2 - 858*y^2*z^3 + 7092*y^3*z^3 - 21042*y^4*z^3 + 26240*y^5*z^3 - 12942*y^6*z^3 + 1596*y^7*z^3 - 216*y*z^4 + 4245*y^2*z^4 - 16146*y^3*z^4 + 24099*y^4*z^4 - 15772*y^5*z^4 + 4350*y^6*z^4 - 54*z^5 + 912*y*z^5 - 5997*y^2*z^5 + 12518*y^3*z^5 - 11411*y^4*z^5 + 5412*y^5*z^5 + 174*z^6 - 1212*y*z^6 + 2933*y^2*z^6 - 3588*y^3*z^6 + 3333*y^4*z^6 - 180*z^7 + 516*y*z^7 - 442*y^2*z^7 + 1056*y^3*z^7 + 60*z^8 - 12*y*z^8 + 168*y^2*z^8)/ (24*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2*(y + z)^4))* G[0, 1 - y, 0, z] + ((((-15*I)/2)*Pi*(-1 + z))/(z*(-1 + y + z)^2) + (225*y^3 - 888*y^4 + 1519*y^5 - 1244*y^6 + 358*y^7 + 30*y^8 - 645*y^2*z + 1446*y^3*z + 405*y^4*z - 3190*y^5*z + 2312*y^6*z - 328*y^7*z + 180*y*z^2 + 756*y^2*z^2 - 1779*y^3*z^2 - 1038*y^4*z^2 + 3225*y^5*z^2 - 1128*y^6*z^2 + 60*z^3 - 768*y*z^3 + 1153*y^2*z^3 - 1424*y^3*z^3 + 3025*y^4*z^3 - 1614*y^5*z^3 - 180*z^4 + 1008*y*z^4 - 1714*y^2*z^4 + 2360*y^3*z^4 - 1474*y^4*z^4 + 180*z^5 - 432*y*z^5 + 618*y^2*z^5 - 798*y^3*z^5 - 60*z^6 + 12*y*z^6 - 168*y^2*z^6)/(24*(-1 + y)^2*y^2*z* (-1 + y + z)^2*(y + z)^3))*G[1, 0, 0, z] + ((((-3*I)/2)*Pi*(-1 + z))/(z*(-1 + y + z)^2) - ((-1 + z)*(-2*y^5 + 4*y^6 - 2*y^7 + 42*y^3*z - 170*y^4*z + 281*y^5*z - 220*y^6*z + 67*y^7*z - 50*y^2*z^2 + 56*y^3*z^2 + 195*y^4*z^2 - 462*y^5*z^2 + 261*y^6*z^2 + 60*y*z^3 - 196*y^2*z^3 + 345*y^3*z^3 - 618*y^4*z^3 + 481*y^5*z^3 + 20*z^4 - 196*y*z^4 + 415*y^2*z^4 - 526*y^3*z^4 + 503*y^4*z^4 - 40*z^5 + 140*y*z^5 - 156*y^2*z^5 + 272*y^3*z^5 + 20*z^6 - 4*y*z^6 + 56*y^2*z^6))/(8*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2*(y + z)^3))* G[1, 1, 0, z] + ((((3*I)/2)*Pi*(-1 + z)*(-1 + z + 2*z^2))/ (z^3*(-1 + y + z)^2) + (-140*y^5 + 400*y^6 - 380*y^7 + 120*y^8 - 420*y^4*z + 1456*y^5*z - 1772*y^6*z + 856*y^7*z - 120*y^8*z - 513*y^3*z^2 + 2328*y^4*z^2 - 3881*y^5*z^2 + 2824*y^6*z^2 - 752*y^7*z^2 - 6*y^8*z^2 - 155*y^2*z^3 + 1570*y^3*z^3 - 4355*y^4*z^3 + 5208*y^5*z^3 - 2538*y^6*z^3 + 270*y^7*z^3 - 180*y*z^4 + 1084*y^2*z^4 - 3167*y^3*z^4 + 5428*y^4*z^4 - 4479*y^5*z^4 + 1098*y^6*z^4 - 60*z^5 + 768*y*z^5 - 2327*y^2*z^5 + 4006*y^3*z^5 - 4667*y^4*z^5 + 1848*y^5*z^5 + 180*z^6 - 1008*y*z^6 + 1872*y^2*z^6 - 2724*y^3*z^6 + 1680*y^4*z^6 - 180*z^7 + 432*y*z^7 - 642*y^2*z^7 + 822*y^3*z^7 + 60*z^8 - 12*y*z^8 + 168*y^2*z^8)/(24*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2* (y + z)^3))*G[1, 1 - y, 0, z] + ((((-3*I)/2)*Pi*(-5*y^4 + 10*y^5 - 5*y^6 + 66*y*z - 264*y^2*z + 376*y^3*z - 217*y^4*z + 36*y^5*z + 3*y^6*z - 33*z^2 + 168*y^2*z^2 - 176*y^3*z^2 + 27*y^4*z^2 + 12*y^5*z^2 + 66*z^3 - 152*y*z^3 + 148*y^2*z^3 - 88*y^3*z^3 + 18*y^4*z^3 - 38*z^4 + 104*y*z^4 - 90*y^2*z^4 + 12*y^3*z^4 + 7*z^5 - 18*y*z^5 + 3*y^2*z^5 - 2*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (-390*y^5 + 2010*y^6 - 3690*y^7 + 2910*y^8 - 840*y^9 - 2016*y^4*z + 10602*y^5*z - 20587*y^6*z + 17516*y^7*z - 5599*y^8*z + 84*y^9*z - 1760*y^3*z^2 + 12902*y^4*z^2 - 31546*y^5*z^2 + 32449*y^6*z^2 - 12392*y^7*z^2 + 347*y^8*z^2 - 959*y^2*z^3 + 9234*y^3*z^3 - 27978*y^4*z^3 + 36026*y^5*z^3 - 18289*y^6*z^3 + 1700*y^7*z^3 - 240*y*z^4 + 4402*y^2*z^4 - 17784*y^3*z^4 + 29784*y^4*z^4 - 21396*y^5*z^4 + 4386*y^6*z^4 - 60*z^5 + 948*y*z^5 - 6108*y^2*z^5 + 14412*y^3*z^5 - 15260*y^4*z^5 + 5336*y^5*z^5 + 180*z^6 - 1188*y*z^6 + 3243*y^2*z^6 - 5254*y^3*z^6 + 3251*y^4*z^6 - 180*z^7 + 492*y*z^7 - 746*y^2*z^7 + 1032*y^3*z^7 + 60*z^8 - 12*y*z^8 + 168*y^2*z^8)/(24*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2* (y + z)^4))*G[1 - y, 0, 0, z] + ((((3*I)/4)*Pi*(-3*y^4 + 6*y^5 - 3*y^6 + 22*y*z - 88*y^2*z + 120*y^3*z - 60*y^4*z + 4*y^5*z + 2*y^6*z - 11*z^2 + 48*y^2*z^2 - 36*y^3*z^2 - 10*y^4*z^2 + 8*y^5*z^2 + 22*z^3 - 56*y*z^3 + 70*y^2*z^3 - 52*y^3*z^3 + 12*y^4*z^3 - 14*z^4 + 44*y*z^4 - 44*y^2*z^4 + 8*y^3*z^4 + 4*z^5 - 10*y*z^5 + 2*y^2*z^5 - z^6))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (54*y^5 - 282*y^6 + 522*y^7 - 414*y^8 + 120*y^9 + 189*y^4*z - 1134*y^5*z + 2225*y^6*z - 1810*y^7*z + 536*y^8*z - 6*y^9*z + 578*y^3*z^2 - 2951*y^4*z^2 + 5294*y^5*z^2 - 3593*y^6*z^2 + 512*y^7*z^2 + 160*y^8*z^2 - 328*y^2*z^3 + 90*y^3*z^3 + 1656*y^4*z^3 - 568*y^5*z^3 - 2015*y^6*z^3 + 940*y^7*z^3 - 240*y*z^4 + 1775*y^2*z^4 - 3476*y^3*z^4 + 4861*y^4*z^4 - 5878*y^5*z^4 + 2274*y^6*z^4 - 60*z^5 + 948*y*z^5 - 3140*y^2*z^5 + 4976*y^3*z^5 - 6250*y^4*z^5 + 3040*y^5*z^5 + 180*z^6 - 1188*y*z^6 + 2176*y^2*z^6 - 3122*y^3*z^6 + 2350*y^4*z^6 - 180*z^7 + 492*y*z^7 - 651*y^2*z^7 + 978*y^3*z^7 + 60*z^8 - 12*y*z^8 + 168*y^2*z^8)/(24*(-1 + y)^2*y^2*z^2*(-1 + y + z)^2* (y + z)^4))*G[1 - y, 1, 0, z] + ((((-3*I)/2)*Pi*(10*y^4 - 40*y^5 + 60*y^6 - 40*y^7 + 10*y^8 + 40*y^3*z - 180*y^4*z + 300*y^5*z - 220*y^6*z + 60*y^7*z + 60*y^2*z^2 - 320*y^3*z^2 + 615*y^4*z^2 - 510*y^5*z^2 + 155*y^6*z^2 + 18*y*z^3 - 192*y^2*z^3 + 528*y^3*z^3 - 561*y^4*z^3 + 208*y^5*z^3 - y^6*z^3 + 21*z^4 - 120*y*z^4 + 324*y^2*z^4 - 408*y^3*z^4 + 191*y^4*z^4 - 4*y^5*z^4 - 42*z^5 + 164*y*z^5 - 256*y^2*z^5 + 156*y^3*z^5 - 6*y^4*z^5 + 26*z^6 - 88*y*z^6 + 90*y^2*z^6 - 4*y^3*z^6 - 9*z^7 + 26*y*z^7 - y^2*z^7 + 4*z^8))/((-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + (-508*y^6 + 2038*y^7 - 3066*y^8 + 2050*y^9 - 514*y^10 - 1924*y^5*z + 8340*y^6*z - 13602*y^7*z + 10000*y^8*z - 2934*y^9*z + 120*y^10*z - 2424*y^4*z^2 + 12020*y^5*z^2 - 21845*y^6*z^2 + 18034*y^7*z^2 - 6493*y^8*z^2 + 708*y^9*z^2 - 904*y^3*z^3 + 6394*y^4*z^3 - 13916*y^5*z^3 + 13325*y^6*z^3 - 6542*y^7*z^3 + 1643*y^8*z^3 - 106*y^2*z^4 + 510*y^3*z^4 - 234*y^4*z^4 - 1238*y^5*z^4 - 46*y^6*z^4 + 1244*y^7*z^4 + 240*y*z^5 - 1714*y^2*z^5 + 5710*y^3*z^5 - 10064*y^4*z^5 + 7530*y^5*z^5 - 1398*y^6*z^5 + 60*z^6 - 948*y*z^6 + 3955*y^2*z^6 - 7754*y^3*z^6 + 8099*y^4*z^6 - 3496*y^5*z^6 - 180*z^7 + 1188*y*z^7 - 2601*y^2*z^7 + 3614*y^3*z^7 - 2797*y^4*z^7 + 180*z^8 - 492*y*z^8 + 634*y^2*z^8 - 1056*y^3*z^8 - 60*z^9 + 12*y*z^9 - 168*y^2*z^9)/ (24*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2*(y + z)^4))* G[1 - y, 1 - y, 0, z] + ((((-3*I)/2)*Pi*(9*y^4 - 20*y^5 + 10*y^6 + 36*y^3*z - 98*y^4*z + 60*y^5*z + 54*y^2*z^2 - 192*y^3*z^2 + 147*y^4*z^2 - 52*y*z^3 - 12*y^2*z^3 + 100*y^3*z^3 + 53*z^4 - 4*y*z^4 - 106*z^5 + 48*y*z^5 + 51*z^6))/(z^3*(-1 + y + z)^2*(y + z)^4) + (-324*y^6 + 1219*y^7 - 1723*y^8 + 1085*y^9 - 257*y^10 - 1146*y^5*z + 4978*y^6*z - 8105*y^7*z + 5920*y^8*z - 1707*y^9*z + 60*y^10*z - 987*y^4*z^2 + 6024*y^5*z^2 - 12803*y^6*z^2 + 11824*y^7*z^2 - 4400*y^8*z^2 + 342*y^9*z^2 - 1436*y^3*z^3 + 7413*y^4*z^3 - 15680*y^5*z^3 + 15756*y^6*z^3 - 6800*y^7*z^3 + 747*y^8*z^3 + 637*y^2*z^4 - 137*y^3*z^4 - 4952*y^4*z^4 + 8955*y^5*z^4 - 5025*y^6*z^4 + 414*y^7*z^4 + 108*y*z^5 - 2000*y^2*z^5 + 4313*y^3*z^5 - 2308*y^4*z^5 + 307*y^5*z^5 - 960*y^6*z^5 + 27*z^6 - 456*y*z^6 + 2349*y^2*z^6 - 3306*y^3*z^6 + 2154*y^4*z^6 - 1848*y^5*z^6 - 87*z^7 + 606*y*z^7 - 1038*y^2*z^7 + 786*y^3*z^7 - 1347*y^4*z^7 + 90*z^8 - 258*y*z^8 + 120*y^2*z^8 - 492*y^3*z^8 - 30*z^9 + 6*y*z^9 - 84*y^2*z^9)/(12*(-1 + y)^2*y^2*z^3* (-1 + y + z)^2*(y + z)^4))*G[-y, 1 - y, 0, z] - (3*(-19 + 38*y - 19*y^2 + 22*z - 38*y*z + 16*y^2*z - 3*z^2)* G[0, 0, 0, 0, z])/(4*(-1 + y)^2*z*(-1 + y + z)^2) + ((27*y^4 - 81*y^5 + 81*y^6 - 27*y^7 + 110*y*z - 550*y^2*z + 1208*y^3*z - 1416*y^4*z + 874*y^5*z - 242*y^6*z + 16*y^7*z - 55*z^2 + 55*y*z^2 + 492*y^2*z^2 - 1224*y^3*z^2 + 1025*y^4*z^2 - 357*y^5*z^2 + 64*y^6*z^2 + 110*z^3 - 222*y*z^3 + 54*y^2*z^3 - 50*y^3*z^3 + 48*y^4*z^3 + 96*y^5*z^3 - 28*z^4 + 116*y*z^4 - 480*y^2*z^4 + 472*y^3*z^4 + 64*y^4*z^4 + 8*z^5 - 264*y*z^5 + 456*y^2*z^5 + 16*y^3*z^5 - 66*z^6 + 210*y*z^6 + 36*z^7)* G[0, 0, 1, 0, z])/(4*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + ((-62*y^4 + 124*y^5 - 62*y^6 + 352*y*z - 1408*y^2*z + 1864*y^3*z - 817*y^4*z - 20*y^5*z + 29*y^6*z - 176*z^2 + 684*y^2*z^2 - 284*y^3*z^2 - 373*y^4*z^2 + 116*y^5*z^2 + 352*z^3 - 952*y*z^3 + 1418*y^2*z^3 - 1124*y^3*z^3 + 174*y^4*z^3 - 238*z^4 + 856*y*z^4 - 932*y^2*z^4 + 116*y^3*z^4 + 95*z^5 - 256*y*z^5 + 29*y^2*z^5 - 33*z^6)*G[0, 0, 1 - y, 0, z])/(4*(-1 + y)^2*z*(-1 + y + z)^2* (y + z)^4) + ((36*y^4 - 108*y^5 + 108*y^6 - 36*y^7 + 110*y*z - 550*y^2*z + 1244*y^3*z - 1532*y^4*z + 1008*y^5*z - 306*y^6*z + 26*y^7*z - 55*z^2 + 55*y*z^2 + 546*y^2*z^2 - 1418*y^3*z^2 + 1290*y^4*z^2 - 522*y^5*z^2 + 104*y^6*z^2 + 110*z^3 - 186*y*z^3 - 102*y^2*z^3 + 210*y^3*z^3 - 152*y^4*z^3 + 156*y^5*z^3 - 19*z^4 + 57*y*z^4 - 355*y^2*z^4 + 357*y^3*z^4 + 104*y^4*z^4 - 242*y*z^5 + 432*y^2*z^5 + 26*y^3*z^5 - 67*z^6 + 211*y*z^6 + 36*z^7)* G[0, 1, 0, 0, z])/(4*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + ((5*y^4 - 15*y^5 + 15*y^6 - 5*y^7 + 44*y*z - 220*y^2*z + 460*y^3*z - 471*y^4*z + 225*y^5*z - 41*y^6*z + 3*y^7*z - 22*z^2 + 22*y*z^2 + 162*y^2*z^2 - 282*y^3*z^2 + 42*y^4*z^2 + 66*y^5*z^2 + 12*y^6*z^2 + 44*z^3 - 112*y*z^3 + 246*y^2*z^3 - 594*y^3*z^3 + 434*y^4*z^3 + 18*y^5*z^3 - 17*z^4 + 167*y*z^4 - 691*y^2*z^4 + 673*y^3*z^4 + 12*y^4*z^4 + 29*z^5 - 335*y*z^5 + 519*y^2*z^5 + 3*y^3*z^5 - 70*z^6 + 214*y*z^6 + 36*z^7)*G[0, 1, 1, 0, z])/ (4*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + ((-y^4 + 3*y^5 - 3*y^6 + y^7 - 4*y^3*z + 14*y^4*z - 18*y^5*z + 10*y^6*z - 2*y^7*z - 6*y^2*z^2 + 26*y^3*z^2 - 55*y^4*z^2 + 69*y^5*z^2 - 47*y^6*z^2 + 13*y^7*z^2 - 26*y*z^3 + 134*y^2*z^3 - 320*y^3*z^3 + 394*y^4*z^3 - 246*y^5*z^3 + 76*y^6*z^3 - 12*y^7*z^3 + 10*z^4 - 171*y^2*z^4 + 325*y^3*z^4 - 164*y^4*z^4 + 48*y^5*z^4 - 48*y^6*z^4 - 20*z^5 + 8*y*z^5 - 36*y^2*z^5 + 340*y^3*z^5 - 256*y^4*z^5 - 72*y^5*z^5 - 2*z^6 - 82*y*z^6 + 548*y^2*z^6 - 560*y^3*z^6 - 48*y^4*z^6 - 22*z^7 + 316*y*z^7 - 498*y^2*z^7 - 12*y^3*z^7 + 71*z^8 - 215*y*z^8 - 36*z^9)*G[0, 1, 1 - y, 0, z])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((45*y^4 - 135*y^5 + 135*y^6 - 45*y^7 - 374*y*z + 1870*y^2*z - 3560*y^3*z + 3094*y^4*z - 1094*y^5*z + 40*y^6*z + 24*y^7*z + 187*z^2 - 187*y*z^2 - 852*y^2*z^2 + 1384*y^3*z^2 - 208*y^4*z^2 - 420*y^5*z^2 + 96*y^6*z^2 - 374*z^3 + 1302*y*z^3 - 2298*y^2*z^3 + 2710*y^3*z^3 - 1520*y^4*z^3 + 144*y^5*z^3 + 232*z^4 - 1120*y*z^4 + 2210*y^2*z^4 - 1562*y^3*z^4 + 96*y^4*z^4 - 106*z^5 + 616*y*z^5 - 750*y^2*z^5 + 24*y^3*z^5 + 95*z^6 - 239*y*z^6 - 36*z^7)* G[0, 1 - y, 0, 0, z])/(4*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + ((-14*y^4 + 42*y^5 - 42*y^6 + 14*y^7 + 44*y*z - 220*y^2*z + 384*y^3*z - 289*y^4*z + 79*y^5*z + 9*y^6*z - 7*y^7*z - 22*z^2 + 22*y*z^2 + 48*y^2*z^2 - 124*y^3*z^2 + 164*y^4*z^2 - 60*y^5*z^2 - 28*y^6*z^2 + 44*z^3 - 188*y*z^3 + 198*y^2*z^3 + 214*y^3*z^3 - 262*y^4*z^3 - 42*y^5*z^3 - 36*z^4 + 40*y*z^4 + 396*y^2*z^4 - 516*y^3*z^4 - 28*y^4*z^4 - 17*z^5 + 291*y*z^5 - 483*y^2*z^5 - 7*y^3*z^5 + 66*z^6 - 210*y*z^6 - 36*z^7)*G[0, 1 - y, 1, 0, z])/ (4*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + ((10*y^4 - 50*y^5 + 100*y^6 - 100*y^7 + 50*y^8 - 10*y^9 + 40*y^3*z - 220*y^4*z + 480*y^5*z - 520*y^6*z + 280*y^7*z - 60*y^8*z + 60*y^2*z^2 - 380*y^3*z^2 + 880*y^4*z^2 - 960*y^5*z^2 + 500*y^6*z^2 - 100*y^7*z^2 + 150*y*z^3 - 870*y^2*z^3 + 1820*y^3*z^3 - 1636*y^4*z^3 + 522*y^5*z^3 + 34*y^6*z^3 - 20*y^7*z^3 - 45*z^4 - 75*y*z^4 + 510*y^2*z^4 - 214*y^3*z^4 - 753*y^4*z^4 + 657*y^5*z^4 - 80*y^6*z^4 + 90*z^5 - 410*y*z^5 + 1314*y^2*z^5 - 2262*y^3*z^5 + 1424*y^4*z^5 - 120*y^5*z^5 - 95*z^6 + 701*y*z^6 - 1773*y^2*z^6 + 1391*y^3*z^6 - 80*y^4*z^6 + 104*z^7 - 612*y*z^7 + 744*y^2*z^7 - 20*y^3*z^7 - 96*z^8 + 240*y*z^8 + 36*z^9)* G[0, 1 - y, 1 - y, 0, z])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2* (y + z)^4) + ((9*y^4 - 47*y^5 + 97*y^6 - 99*y^7 + 50*y^8 - 10*y^9 + 36*y^3*z - 206*y^4*z + 462*y^5*z - 510*y^6*z + 278*y^7*z - 60*y^8*z + 54*y^2*z^2 - 354*y^3*z^2 + 899*y^4*z^2 - 1113*y^5*z^2 + 675*y^6*z^2 - 161*y^7*z^2 + 520*y*z^3 - 2716*y^2*z^3 + 5756*y^3*z^3 - 6196*y^4*z^3 + 3388*y^5*z^3 - 752*y^6*z^3 - 233*z^4 + 123*y*z^4 + 1971*y^2*z^4 - 4417*y^3*z^4 + 3660*y^4*z^4 - 1104*y^5*z^4 + 466*z^5 - 1294*y*z^5 + 942*y^2*z^5 + 398*y^3*z^5 - 548*y^4*z^5 - 221*z^6 + 567*y*z^6 - 75*y^2*z^6 - 415*y^3*z^6 - 24*z^7 + 312*y*z^7 - 504*y^2*z^7 + 66*z^8 - 210*y*z^8 - 36*z^9)* G[0, -y, 1 - y, 0, z])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + (35*(-1 + z)*G[1, 0, 0, 0, z])/(4*z*(-1 + y + z)^2) + ((-1 + z)*(-1 + z + z^2)*G[1, 0, 1, 0, z])/(4*z^3*(-1 + y + z)^2) - ((-1 + z)*(-2 + 2*z + 9*z^2)*G[1, 0, 1 - y, 0, z])/ (2*z^3*(-1 + y + z)^2) + (3*(-1 + z)*G[1, 1, 0, 0, z])/ (4*z*(-1 + y + z)^2) - ((-1 + z)*(-1 + z + z^2)*G[1, 1, 1, 0, z])/ (4*z^3*(-1 + y + z)^2) + ((-1 + z)*(5 - 5*z + 2*z^2)* G[1, 1, 1 - y, 0, z])/(4*z^3*(-1 + y + z)^2) - (5*(-1 + z)*(-1 + z + 4*z^2)*G[1, 1 - y, 0, 0, z])/ (4*z^3*(-1 + y + z)^2) - ((-1 + z)*(1 - z + 4*z^2)* G[1, 1 - y, 1, 0, z])/(4*z^3*(-1 + y + z)^2) + ((-1 + z)*(-1 + z + 16*z^2)*G[1, 1 - y, 1 - y, 0, z])/ (4*z^3*(-1 + y + z)^2) + ((-25*y^4 + 50*y^5 - 25*y^6 + 374*y*z - 1496*y^2*z + 2144*y^3*z - 1263*y^4*z + 224*y^5*z + 17*y^6*z - 187*z^2 + 972*y^2*z^2 - 1064*y^3*z^2 + 203*y^4*z^2 + 68*y^5*z^2 + 374*z^3 - 848*y*z^3 + 772*y^2*z^3 - 432*y^3*z^3 + 102*y^4*z^3 - 212*z^4 + 556*y*z^4 - 460*y^2*z^4 + 68*y^3*z^4 + 33*z^5 - 82*y*z^5 + 17*y^2*z^5 - 8*z^6)*G[1 - y, 0, 0, 0, z])/ (4*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + ((-10*y^4 + 50*y^5 - 100*y^6 + 100*y^7 - 50*y^8 + 10*y^9 - 40*y^3*z + 220*y^4*z - 480*y^5*z + 520*y^6*z - 280*y^7*z + 60*y^8*z - 60*y^2*z^2 + 380*y^3*z^2 - 940*y^4*z^2 + 1140*y^5*z^2 - 680*y^6*z^2 + 160*y^7*z^2 + 4*y*z^3 + 100*y^2*z^3 - 520*y^3*z^3 + 897*y^4*z^3 - 659*y^5*z^3 + 183*y^6*z^3 - 5*y^7*z^3 - 32*z^4 + 152*y*z^4 - 408*y^2*z^4 + 540*y^3*z^4 - 256*y^4*z^4 + 24*y^5*z^4 - 20*y^6*z^4 + 64*z^5 - 292*y*z^5 + 354*y^2*z^5 + 154*y^3*z^5 - 286*y^4*z^5 - 30*y^5*z^5 - 42*z^6 + 34*y*z^6 + 446*y^2*z^6 - 562*y^3*z^6 - 20*y^4*z^6 - 23*z^7 + 313*y*z^7 - 501*y^2*z^7 - 5*y^3*z^7 + 68*z^8 - 212*y*z^8 - 36*z^9)*G[1 - y, 0, 1, 0, z])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((80*y^4 - 320*y^5 + 480*y^6 - 320*y^7 + 80*y^8 + 320*y^3*z - 1440*y^4*z + 2400*y^5*z - 1760*y^6*z + 480*y^7*z + 480*y^2*z^2 - 2560*y^3*z^2 + 4917*y^4*z^2 - 4074*y^5*z^2 + 1237*y^6*z^2 + 188*y*z^3 - 1712*y^2*z^3 + 4476*y^3*z^3 - 4634*y^4*z^3 + 1690*y^5*z^3 - 8*y^6*z^3 + 146*z^4 - 960*y*z^4 + 2706*y^2*z^4 - 3380*y^3*z^4 + 1549*y^4*z^4 - 32*y^5*z^4 - 292*z^5 + 1212*y*z^5 - 1944*y^2*z^5 + 1188*y^3*z^5 - 48*y^4*z^5 + 183*z^6 - 630*y*z^6 + 653*y^2*z^6 - 32*y^3*z^6 - 66*z^7 + 190*y*z^7 - 8*y^2*z^7 + 29*z^8)* G[1 - y, 0, 1 - y, 0, z])/(4*(-1 + y)^2*z^3*(-1 + y + z)^2* (y + z)^4) + ((-15*y^4 + 45*y^5 - 45*y^6 + 15*y^7 + 110*y*z - 550*y^2*z + 1040*y^3*z - 936*y^4*z + 392*y^5*z - 46*y^6*z - 10*y^7*z - 55*z^2 + 55*y*z^2 + 240*y^2*z^2 - 564*y^3*z^2 + 490*y^4*z^2 - 126*y^5*z^2 - 40*y^6*z^2 + 110*z^3 - 390*y*z^3 + 414*y^2*z^3 + 110*y^3*z^3 - 220*y^4*z^3 - 60*y^5*z^3 - 70*z^4 + 146*y*z^4 + 280*y^2*z^4 - 460*y^3*z^4 - 40*y^4*z^4 - 16*z^5 + 290*y*z^5 - 480*y^2*z^5 - 10*y^3*z^5 + 67*z^6 - 211*y*z^6 - 36*z^7)* G[1 - y, 1, 0, 0, z])/(4*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + ((-2*y^4 + 6*y^5 - 6*y^6 + 2*y^7 + 22*y*z - 110*y^2*z + 212*y^3*z - 211*y^4*z + 115*y^5*z - 27*y^6*z - y^7*z - 11*z^2 + 11*y*z^2 + 54*y^2*z^2 - 178*y^3*z^2 + 236*y^4*z^2 - 108*y^5*z^2 - 4*y^6*z^2 + 22*z^3 - 74*y*z^3 + 268*y^3*z^3 - 228*y^4*z^3 - 6*y^5*z^3 - 13*z^4 - 21*y*z^4 + 287*y^2*z^4 - 321*y^3*z^4 - 4*y^4*z^4 - 15*z^5 + 169*y*z^5 - 261*y^2*z^5 - y^3*z^5 + 35*z^6 - 107*y*z^6 - 18*z^7)*G[1 - y, 1, 1, 0, z])/(2*(-1 + y)^3*z*(-1 + y + z)^2* (y + z)^4) + ((-22*y^4 + 106*y^5 - 206*y^6 + 202*y^7 - 100*y^8 + 20*y^9 - 88*y^3*z + 468*y^4*z - 996*y^5*z + 1060*y^6*z - 564*y^7*z + 120*y^8*z - 132*y^2*z^2 + 812*y^3*z^2 - 1941*y^4*z^2 + 2271*y^5*z^2 - 1307*y^6*z^2 + 297*y^7*z^2 - 110*y*z^3 + 798*y^2*z^3 - 2144*y^3*z^3 + 2774*y^4*z^3 - 1754*y^5*z^3 + 432*y^6*z^3 + 4*y^7*z^3 - 11*z^4 + 271*y*z^4 - 1062*y^2*z^4 + 1790*y^3*z^4 - 1478*y^4*z^4 + 474*y^5*z^4 + 16*y^6*z^4 + 22*z^5 - 174*y*z^5 + 570*y^2*z^5 - 966*y^3*z^5 + 560*y^4*z^5 + 24*y^5*z^5 - 6*z^6 + 138*y*z^6 - 668*y^2*z^6 + 664*y^3*z^6 + 16*y^4*z^6 + 30*z^7 - 340*y*z^7 + 522*y^2*z^7 + 4*y^3*z^7 - 71*z^8 + 215*y*z^8 + 36*z^9)*G[1 - y, 1, 1 - y, 0, z])/(4*(-1 + y)^3*z^3*(-1 + y + z)^2* (y + z)^4) + ((-35*y^4 + 175*y^5 - 350*y^6 + 350*y^7 - 175*y^8 + 35*y^9 - 140*y^3*z + 770*y^4*z - 1680*y^5*z + 1820*y^6*z - 980*y^7*z + 210*y^8*z - 210*y^2*z^2 + 1330*y^3*z^2 - 3269*y^4*z^2 + 3927*y^5*z^2 - 2317*y^6*z^2 + 539*y^7*z^2 - 74*y*z^3 + 790*y^2*z^3 - 2616*y^3*z^3 + 3891*y^4*z^3 - 2727*y^5*z^3 + 739*y^6*z^3 - 3*y^7*z^3 - 68*z^4 + 488*y*z^4 - 1566*y^2*z^4 + 2622*y^3*z^4 - 2217*y^4*z^4 + 753*y^5*z^4 - 12*y^6*z^4 + 136*z^5 - 674*y*z^5 + 1464*y^2*z^5 - 1656*y^3*z^5 + 766*y^4*z^5 - 18*y^5*z^5 - 82*z^6 + 418*y*z^6 - 884*y^2*z^6 + 632*y^3*z^6 - 12*y^4*z^6 + 43*z^7 - 277*y*z^7 + 345*y^2*z^7 - 3*y^3*z^7 - 47*z^8 + 119*y*z^8 + 18*z^9)*G[1 - y, 1 - y, 0, 0, z])/ (2*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((10*y^4 - 50*y^5 + 100*y^6 - 100*y^7 + 50*y^8 - 10*y^9 + 40*y^3*z - 220*y^4*z + 480*y^5*z - 520*y^6*z + 280*y^7*z - 60*y^8*z + 60*y^2*z^2 - 380*y^3*z^2 + 936*y^4*z^2 - 1128*y^5*z^2 + 668*y^6*z^2 - 156*y^7*z^2 + 18*y*z^3 - 210*y^2*z^3 + 724*y^3*z^3 - 1066*y^4*z^3 + 712*y^5*z^3 - 180*y^6*z^3 + 2*y^7*z^3 + 21*z^4 - 141*y*z^4 + 450*y^2*z^4 - 610*y^3*z^4 + 269*y^4*z^4 + 3*y^5*z^4 + 8*y^6*z^4 - 42*z^5 + 210*y*z^5 - 222*y^2*z^5 - 278*y^3*z^5 + 356*y^4*z^5 + 12*y^5*z^5 + 27*z^6 + 23*y*z^6 - 527*y^2*z^6 + 613*y^3*z^6 + 8*y^4*z^6 + 26*z^7 - 322*y*z^7 + 510*y^2*z^7 + 2*y^3*z^7 - 68*z^8 + 212*y*z^8 + 36*z^9)*G[1 - y, 1 - y, 1, 0, z])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((40*y^4 - 200*y^5 + 400*y^6 - 400*y^7 + 200*y^8 - 40*y^9 + 160*y^3*z - 880*y^4*z + 1920*y^5*z - 2080*y^6*z + 1120*y^7*z - 240*y^8*z + 240*y^2*z^2 - 1520*y^3*z^2 + 3731*y^4*z^2 - 4473*y^5*z^2 + 2633*y^6*z^2 - 611*y^7*z^2 + 138*y*z^3 - 1170*y^2*z^3 + 3504*y^3*z^3 - 4911*y^4*z^3 + 3301*y^5*z^3 - 863*y^6*z^3 + y^7*z^3 + 51*z^4 - 531*y*z^4 + 1920*y^2*z^4 - 3240*y^3*z^4 + 2639*y^4*z^4 - 843*y^5*z^4 + 4*y^6*z^4 - 102*z^5 + 590*y*z^5 - 1392*y^2*z^5 + 1612*y^3*z^5 - 732*y^4*z^5 + 6*y^5*z^5 + 62*z^6 - 342*y*z^6 + 778*y^2*z^6 - 574*y^3*z^6 + 4*y^4*z^6 - 39*z^7 + 263*y*z^7 - 333*y^2*z^7 + y^3*z^7 + 46*z^8 - 118*y*z^8 - 18*z^9)*G[1 - y, 1 - y, 1 - y, 0, z])/(2*(-1 + y)^3*z^3* (-1 + y + z)^2*(y + z)^4) + ((-21*y^4 + 103*y^5 - 203*y^6 + 201*y^7 - 100*y^8 + 20*y^9 - 84*y^3*z + 454*y^4*z - 978*y^5*z + 1050*y^6*z - 562*y^7*z + 120*y^8*z - 126*y^2*z^2 + 786*y^3*z^2 - 1902*y^4*z^2 + 2250*y^5*z^2 - 1308*y^6*z^2 + 300*y^7*z^2 - 18*y*z^3 + 334*y^2*z^3 - 1228*y^3*z^3 + 1872*y^4*z^3 - 1306*y^5*z^3 + 346*y^6*z^3 - 54*z^4 + 304*y*z^4 - 789*y^2*z^4 + 1131*y^3*z^4 - 874*y^4*z^4 + 282*y^5*z^4 + 108*z^5 - 444*y*z^5 + 756*y^2*z^5 - 744*y^3*z^5 + 342*y^4*z^5 - 53*z^6 + 207*y*z^6 - 453*y^2*z^6 + 371*y^3*z^6 + 12*z^7 - 156*y*z^7 + 252*y^2*z^7 - 33*z^8 + 105*y*z^8 + 18*z^9)*G[1 - y, -y, 1 - y, 0, z])/ (2*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + ((-9*y^4 + 20*y^5 - 10*y^6 - 36*y^3*z + 98*y^4*z - 60*y^5*z - 54*y^2*z^2 + 192*y^3*z^2 - 149*y^4*z^2 + 8*y*z^3 + 100*y^2*z^3 - 152*y^3*z^3 - 31*z^4 + 48*y*z^4 - 78*y^2*z^4 + 62*z^5 - 56*y*z^5 - 31*z^6)*G[-y, 0, 1, 0, z])/(4*z^3*(-1 + y + z)^2*(y + z)^4) + ((45*y^4 - 100*y^5 + 50*y^6 + 180*y^3*z - 490*y^4*z + 300*y^5*z + 270*y^2*z^2 - 960*y^3*z^2 + 733*y^4*z^2 - 304*y*z^3 + 28*y^2*z^3 + 448*y^3*z^3 + 287*z^4 + 24*y*z^4 - 78*y^2*z^4 - 574*z^5 + 232*y*z^5 + 275*z^6)*G[-y, 0, 1 - y, 0, z])/(4*z^3*(-1 + y + z)^2* (y + z)^4) + ((65*y^4 - 140*y^5 + 70*y^6 + 260*y^3*z - 690*y^4*z + 420*y^5*z + 390*y^2*z^2 - 1360*y^3*z^2 + 1031*y^4*z^2 - 268*y*z^3 - 284*y^2*z^3 + 796*y^3*z^3 + 329*z^4 - 132*y*z^4 + 144*y^2*z^4 - 658*z^5 + 344*y*z^5 + 315*z^6)*G[-y, 1 - y, 0, 0, z])/ (4*z^3*(-1 + y + z)^2*(y + z)^4) + ((-9*y^4 + 20*y^5 - 10*y^6 - 36*y^3*z + 98*y^4*z - 60*y^5*z - 54*y^2*z^2 + 192*y^3*z^2 - 149*y^4*z^2 + 8*y*z^3 + 100*y^2*z^3 - 152*y^3*z^3 - 31*z^4 + 48*y*z^4 - 78*y^2*z^4 + 62*z^5 - 56*y*z^5 - 31*z^6)*G[-y, 1 - y, 1, 0, z])/(4*z^3*(-1 + y + z)^2*(y + z)^4) + ((-9*y^4 + 20*y^5 - 10*y^6 - 36*y^3*z + 98*y^4*z - 60*y^5*z - 54*y^2*z^2 + 192*y^3*z^2 - 147*y^4*z^2 + 52*y*z^3 + 12*y^2*z^3 - 100*y^3*z^3 - 53*z^4 + 4*y*z^4 + 106*z^5 - 48*y*z^5 - 51*z^6)* G[-y, 1 - y, 1 - y, 0, z])/(2*z^3*(-1 + y + z)^2*(y + z)^4) - (5*(5*y^4 - 12*y^5 + 6*y^6 + 20*y^3*z - 58*y^4*z + 36*y^5*z + 30*y^2*z^2 - 112*y^3*z^2 + 87*y^4*z^2 - 68*y*z^3 + 68*y^2*z^3 + 20*y^3*z^3 + 49*z^4 + 36*y*z^4 - 60*y^2*z^4 - 98*z^5 + 24*y*z^5 + 47*z^6)*G[-y, -y, 1 - y, 0, z])/(2*z^3*(-1 + y + z)^2*(y + z)^4) + ((((3*I)/4)*Pi*(-9 + 36*y - 54*y^2 + 36*y^3 - 9*y^4 - 6*z + 2*y*z - 6*y^2*z + 6*y^3*z + 4*y^4*z + 5*z^2 + 2*y*z^2 + 11*y^2*z^2))/ ((-1 + y)^4*z*(-1 + y + z)^2) + (-2178*y^3 + 10764*y^4 - 21384*y^5 + 21348*y^6 - 10710*y^7 + 2160*y^8 - 6534*y^2*z + 38444*y^3*z - 89084*y^4*z + 102306*y^5*z - 58898*y^6*z + 14198*y^7*z - 432*y^8*z - 594*y*z^2 + 18078*y^2*z^2 - 70900*y^3*z^2 + 114546*y^4*z^2 - 86076*y^5*z^2 + 26548*y^6*z^2 - 1602*y^7*z^2 - 5148*z^3 + 36645*y*z^3 - 108846*y^2*z^3 + 172679*y^3*z^3 - 143566*y^4*z^3 + 52430*y^5*z^3 - 5112*y^6*z^3 + 10607*z^4 - 58388*y*z^4 + 129681*y^2*z^4 - 137642*y^3*z^4 + 60062*y^4*z^4 - 7074*y^5*z^4 - 6202*z^5 + 26937*y*z^5 - 44790*y^2*z^5 + 24361*y^3*z^5 - 3060*y^4*z^5 + 707*z^6 - 3916*y*z^6 + 2219*y^2*z^6 + 72*y^3*z^6)/(72*(-1 + y)^4*z^2* (-1 + y + z)^2*(y + z)^3))*Zeta[3] + G[1, z]*(((-1/4*I)*Pi^3*(-1 + z)*(-1 + z + z^2))/ (z^3*(-1 + y + z)^2) + (Pi^2*(-140*y^3 + 260*y^4 - 120*y^5 - 420*y^2*z + 1030*y^3*z - 730*y^4*z + 120*y^5*z - 387*y*z^2 + 1431*y^2*z^2 - 1601*y^3*z^2 + 551*y^4*z^2 + 6*y^5*z^2 - 305*z^3 + 1307*y*z^3 - 1953*y^2*z^3 + 1026*y^3*z^3 - 69*y^4*z^3 + 646*z^4 - 1654*y*z^4 + 1335*y^2*z^4 - 315*y^3*z^4 - 494*z^5 + 899*y*z^5 - 405*y^2*z^5 + 159*z^6 - 171*y*z^6 - 6*z^7))/(144*(-1 + y)*z^3* (-1 + y + z)^2*(y + z)^3) + ((-1 + z)*(-5 + 5*z + 4*z^2)*Zeta[3])/ (4*z^3*(-1 + y + z)^2)) + G[0, z]* (((-1/8*I)*Pi^3*(-16 + 32*y - 16*y^2 + 19*z - 22*y*z + 3*y^2*z - 8*z^2))/((-1 + y)^2*z*(-1 + y + z)^2) + (140616*y^2 - 450155*y^3 + 486274*y^4 - 184547*y^5 + 7812*y^6 + 314256*y*z - 1217793*y^2*z + 1561451*y^3*z - 665095*y^4*z + 7181*y^5*z + 41232*z^2 - 544233*y*z^2 + 1065849*y^2*z^2 - 466641*y^3*z^2 - 82593*y^4*z^2 - 41411*z^3 + 110329*y*z^3 + 126721*y^2*z^3 - 154797*y^3*z^3 - 12751*z^4 + 125744*y*z^4 - 72151*y^2*z^4 + 12930*z^5 + 684*y*z^5)/(1728*(-1 + y)^2*z* (-1 + y + z)^2*(y + z)^3) - ((I/144)*Pi*(-4914*y^2 + 12212*y^3 - 8578*y^4 + 176*y^5 + 1104*y^6 - 23088*y*z + 75702*y^2*z - 79658*y^3*z + 23122*y^4*z + 3922*y^5*z + 6468*z^2 + 813*y*z^2 - 11202*y^2*z^2 - 11478*y^3*z^2 + 15252*y^4*z^2 - 13393*z^3 + 43412*y*z^3 - 54718*y^2*z^3 + 24258*y^3*z^3 + 8176*z^4 - 21545*y*z^4 + 12928*y^2*z^4 - 1251*z^5 + 1104*y*z^5))/ ((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^3) + (Pi^2*(456*y^3 - 1848*y^4 + 2808*y^5 - 1896*y^6 + 480*y^7 + 1368*y^2*z - 4793*y^3*z + 4533*y^4*z + 1479*y^5*z - 4225*y^6*z + 1638*y^7*z + 13776*y*z^2 - 59127*y^2*z^2 + 91402*y^3*z^2 - 55064*y^4*z^2 + 3598*y^5*z^2 + 5415*y^6*z^2 - 5748*z^3 + 9711*y*z^3 - 990*y^2*z^3 + 8896*y^3*z^3 - 25996*y^4*z^3 + 14091*y^5*z^3 + 10057*z^4 - 39444*y*z^4 + 65286*y^2*z^4 - 55966*y^3*z^4 + 19959*y^4*z^4 - 4613*z^5 + 16855*y*z^5 - 23465*y^2*z^5 + 11115*y^3*z^5 + 292*z^6 - 1798*y*z^6 + 1470*y^2*z^6))/(288*(-1 + y)^3*z^2*(-1 + y + z)^2*(y + z)^3) + ((22 - 88*y + 132*y^2 - 88*y^3 + 22*y^4 - 8*z + 28*y*z - 18*y^2*z - 4*y^3*z + 2*y^4*z + 5*z^2 - 16*y*z^2 + 2*y^2*z^2)*Zeta[3])/ (4*(-1 + y)^4*z*(-1 + y + z)^2)) + G[1 - y, z]* (((I/8)*Pi^3*(20*y^4 - 80*y^5 + 120*y^6 - 80*y^7 + 20*y^8 + 80*y^3*z - 360*y^4*z + 600*y^5*z - 440*y^6*z + 120*y^7*z + 120*y^2*z^2 - 640*y^3*z^2 + 1233*y^4*z^2 - 1026*y^5*z^2 + 313*y^6*z^2 + 14*y*z^3 - 296*y^2*z^3 + 936*y^3*z^3 - 1062*y^4*z^3 + 412*y^5*z^3 - 4*y^6*z^3 + 53*z^4 - 240*y*z^4 + 600*y^2*z^4 - 780*y^3*z^4 + 392*y^4*z^4 - 16*y^5*z^4 - 106*z^5 + 384*y*z^5 - 582*y^2*z^5 + 364*y^3*z^5 - 24*y^4*z^5 + 66*z^6 - 220*y*z^6 + 224*y^2*z^6 - 16*y^3*z^6 - 22*z^7 + 62*y*z^7 - 4*y^2*z^7 + 9*z^8))/((-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(508*y^4 - 2038*y^5 + 3066*y^6 - 2050*y^7 + 514*y^8 + 1870*y^3*z - 8058*y^4*z + 13080*y^5*z - 9586*y^6*z + 2814*y^7*z - 120*y^8*z + 2235*y^2*z^2 - 10886*y^3*z^2 + 19620*y^4*z^2 - 16224*y^5*z^2 + 5957*y^6*z^2 - 702*y^7*z^2 + 326*y*z^3 - 3443*y^2*z^3 + 8622*y^3*z^3 - 9732*y^4*z^3 + 6030*y^5*z^3 - 1803*y^6*z^3 + 434*z^4 - 600*y*z^4 - 1422*y^2*z^4 + 1806*y^3*z^4 + 2061*y^4*z^4 - 2184*y^5*z^4 - 61*z^5 - 2234*y*z^5 + 5203*y^2*z^5 - 1652*y^3*z^5 - 876*y^4*z^5 - 815*z^6 + 2778*y*z^6 - 1849*y^2*z^6 + 456*y^3*z^6 + 425*z^7 - 492*y*z^7 + 447*y^2*z^7 + 17*z^8 + 78*y*z^8))/ (144*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4) + ((-126*y^4 + 492*y^5 - 726*y^6 + 480*y^7 - 120*y^8 - 504*y^3*z + 2220*y^4*z - 3648*y^5*z + 2652*y^6*z - 720*y^7*z - 756*y^2*z^2 + 3960*y^3*z^2 - 7476*y^4*z^2 + 6096*y^5*z^2 - 1824*y^6*z^2 - 174*y*z^3 + 2160*y^2*z^3 - 5964*y^3*z^3 + 6156*y^4*z^3 - 2182*y^5*z^3 + 4*y^6*z^3 - 291*z^4 + 1500*y*z^4 - 3576*y^2*z^4 + 3864*y^3*z^4 - 1517*y^4*z^4 + 16*y^5*z^4 + 582*z^5 - 1980*y*z^5 + 2286*y^2*z^5 - 928*y^3*z^5 + 24*y^4*z^5 - 309*z^6 + 666*y*z^6 - 397*y^2*z^6 + 16*y^3*z^6 + 12*z^7 - 32*y*z^7 + 4*y^2*z^7 - 4*z^8)* Zeta[3])/(4*(-1 + y)^2*z^3*(-1 + y + z)^2*(y + z)^4))) + G[1, y]*(((I/144)*Pi^3*(324*y^3 - 1332*y^4 + 2052*y^5 - 1404*y^6 + 360*y^7 + 1494*y^2*z - 6732*y^3*z + 11154*y^4*z - 8088*y^5*z + 2172*y^6*z + 2246*y*z^2 - 12098*y^2*z^2 + 22812*y^3*z^2 - 18103*y^4*z^2 + 5130*y^5*z^2 + 13*y^6*z^2 + 1721*z^3 - 11844*y*z^3 + 26592*y^2*z^3 - 24088*y^3*z^3 + 7882*y^4*z^3 - 488*y^5*z^3 - 3856*z^4 + 14672*y*z^4 - 17698*y^2*z^4 + 7668*y^3*z^4 - 1686*y^4*z^4 + 2435*z^5 - 5214*y*z^5 + 3429*y^2*z^5 - 2000*y^3*z^5 - 185*z^6 + 244*y*z^6 - 959*y^2*z^6 - 81*z^7 - 144*y*z^7))/((-1 + y)^2*z^2*(-1 + y + z)^2*(y + z)^4) + (Pi^4*(489*y^4 - 1956*y^5 + 2934*y^6 - 1956*y^7 + 489*y^8 - 6578*y*z + 39468*y^2*z - 96714*y^3*z + 121640*y^4*z - 80324*y^5*z + 24678*y^6*z - 1944*y^7*z - 226*y^8*z + 3289*z^2 - 6578*y*z^2 - 13511*y^2*z^2 + 45660*y^3*z^2 - 36598*y^4*z^2 + 3184*y^5*z^2 + 5314*y^6*z^2 - 904*y^7*z^2 - 6578*z^3 + 28268*y*z^3 - 59868*y^2*z^3 + 84040*y^3*z^3 - 69678*y^4*z^3 + 24596*y^5*z^3 - 1356*y^6*z^3 + 3778*z^4 - 23496*y*z^4 + 58606*y^2*z^4 - 64276*y^3*z^4 + 25428*y^4*z^4 - 904*y^5*z^4 - 2096*z^5 + 12942*y*z^5 - 22606*y^2*z^5 + 11410*y^3*z^5 - 226*y^4*z^5 + 1583*z^6 - 4990*y*z^6 + 3263*y^2*z^6 - 432*z^7 + 432*y*z^7))/ (720*(-1 + y)^4*z*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(5580*y^4 - 22344*y^5 + 33552*y^6 - 22392*y^7 + 5604*y^8 + 21690*y^3*z - 98334*y^4*z + 164403*y^5*z - 121512*y^6*z + 34701*y^7*z - 948*y^8*z + 18238*y^2*z^2 - 108364*y^3*z^2 + 216678*y^4*z^2 - 186142*y^5*z^2 + 61020*y^6*z^2 - 1430*y^7*z^2 + 16366*y*z^3 - 96894*y^2*z^3 + 199209*y^3*z^3 - 186916*y^4*z^3 + 70075*y^5*z^3 + 832*y^6*z^3 - 324*z^4 - 33992*y*z^4 + 115402*y^2*z^4 - 147884*y^3*z^4 + 74606*y^4*z^4 + 2880*y^5*z^4 + 1404*z^5 + 14782*y*z^5 - 47576*y^2*z^5 + 43854*y^3*z^5 + 3568*y^4*z^5 - 1800*z^6 + 1134*y*z^6 + 8068*y^2*z^6 + 3286*y^3*z^6 + 720*z^7 + 668*y*z^7 + 1284*y^2*z^7))/ (864*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-22*y^4 + 44*y^5 - 22*y^6 + 132*y*z - 528*y^2*z + 704*y^3*z - 273*y^4*z - 52*y^5*z + 17*y^6*z - 66*z^2 + 264*y^2*z^2 + 52*y^3*z^2 - 349*y^4*z^2 + 68*y^5*z^2 + 132*z^3 - 352*y*z^3 + 782*y^2*z^3 - 788*y^3*z^3 + 102*y^4*z^3 - 88*z^4 + 492*y*z^4 - 658*y^2*z^4 + 68*y^3*z^4 + 79*z^5 - 220*y*z^5 + 17*y^2*z^5 - 31*z^6)*G[0, 0, z])/(24*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-y^4 + 3*y^5 - 3*y^6 + y^7 - 4*y^3*z + 14*y^4*z - 18*y^5*z + 10*y^6*z - 2*y^7*z - 6*y^2*z^2 + 26*y^3*z^2 - 55*y^4*z^2 + 69*y^5*z^2 - 47*y^6*z^2 + 13*y^7*z^2 - 26*y*z^3 + 134*y^2*z^3 - 320*y^3*z^3 + 394*y^4*z^3 - 246*y^5*z^3 + 76*y^6*z^3 - 12*y^7*z^3 + 10*z^4 - 171*y^2*z^4 + 325*y^3*z^4 - 164*y^4*z^4 + 48*y^5*z^4 - 48*y^6*z^4 - 20*z^5 + 8*y*z^5 - 36*y^2*z^5 + 340*y^3*z^5 - 256*y^4*z^5 - 72*y^5*z^5 - 2*z^6 - 82*y*z^6 + 548*y^2*z^6 - 560*y^3*z^6 - 48*y^4*z^6 - 22*z^7 + 316*y*z^7 - 498*y^2*z^7 - 12*y^3*z^7 + 71*z^8 - 215*y*z^8 - 36*z^9)*G[0, 1, z])/ (24*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-35*y^4 + 105*y^5 - 105*y^6 + 35*y^7 - 66*y*z + 330*y^2*z - 800*y^3*z + 1184*y^4*z - 972*y^5*z + 338*y^6*z - 14*y^7*z + 33*z^2 - 33*y*z^2 - 408*y^2*z^2 + 1508*y^3*z^2 - 1980*y^4*z^2 + 936*y^5*z^2 - 56*y^6*z^2 - 66*z^3 + 58*y*z^3 + 846*y^2*z^3 - 2082*y^3*z^3 + 1364*y^4*z^3 - 84*y^5*z^3 - 2*z^4 + 422*y*z^4 - 1488*y^2*z^4 + 1268*y^3*z^4 - 56*y^4*z^4 + 104*z^5 - 618*y*z^5 + 744*y^2*z^5 - 14*y^3*z^5 - 99*z^6 + 243*y*z^6 + 36*z^7)* G[0, 1 - y, z])/(24*(-1 + y)^3*z*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(9*y^4 - 47*y^5 + 97*y^6 - 99*y^7 + 50*y^8 - 10*y^9 + 36*y^3*z - 206*y^4*z + 462*y^5*z - 510*y^6*z + 278*y^7*z - 60*y^8*z + 54*y^2*z^2 - 354*y^3*z^2 + 899*y^4*z^2 - 1113*y^5*z^2 + 675*y^6*z^2 - 161*y^7*z^2 + 520*y*z^3 - 2716*y^2*z^3 + 5756*y^3*z^3 - 6196*y^4*z^3 + 3388*y^5*z^3 - 752*y^6*z^3 - 233*z^4 + 123*y*z^4 + 1971*y^2*z^4 - 4417*y^3*z^4 + 3660*y^4*z^4 - 1104*y^5*z^4 + 466*z^5 - 1294*y*z^5 + 942*y^2*z^5 + 398*y^3*z^5 - 548*y^4*z^5 - 221*z^6 + 567*y*z^6 - 75*y^2*z^6 - 415*y^3*z^6 - 24*z^7 + 312*y*z^7 - 504*y^2*z^7 + 66*z^8 - 210*y*z^8 - 36*z^9)* G[0, -y, z])/(24*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4) - (Pi^2*(-1 + z)*(-1 + z + 9*z^2)*G[1, 0, z])/(12*z^3*(-1 + y + z)^2) + (Pi^2*(-1 + z)*(5 - 5*z + 2*z^2)*G[1, 1, z])/(24*z^3*(-1 + y + z)^2) + (Pi^2*(-1 + z)*(1 - z + 16*z^2)*G[1, 1 - y, z])/ (24*z^3*(-1 + y + z)^2) + (Pi^2*(11*y^4 - 22*y^5 + 11*y^6 - 22*y*z + 88*y^2*z - 88*y^3*z - 29*y^4*z + 54*y^5*z - 3*y^6*z + 11*z^2 - 160*y^3*z^2 + 174*y^4*z^2 - 12*y^5*z^2 - 22*z^3 + 88*y*z^3 - 284*y^2*z^3 + 288*y^3*z^3 - 18*y^4*z^3 + 22*z^4 - 160*y*z^4 + 228*y^2*z^4 - 12*y^3*z^4 - 29*z^5 + 84*y*z^5 - 3*y^2*z^5 + 13*z^6)* G[1 - y, 0, z])/(12*(-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-22*y^4 + 106*y^5 - 206*y^6 + 202*y^7 - 100*y^8 + 20*y^9 - 88*y^3*z + 468*y^4*z - 996*y^5*z + 1060*y^6*z - 564*y^7*z + 120*y^8*z - 132*y^2*z^2 + 812*y^3*z^2 - 1941*y^4*z^2 + 2271*y^5*z^2 - 1307*y^6*z^2 + 297*y^7*z^2 - 110*y*z^3 + 798*y^2*z^3 - 2144*y^3*z^3 + 2774*y^4*z^3 - 1754*y^5*z^3 + 432*y^6*z^3 + 4*y^7*z^3 - 11*z^4 + 271*y*z^4 - 1062*y^2*z^4 + 1790*y^3*z^4 - 1478*y^4*z^4 + 474*y^5*z^4 + 16*y^6*z^4 + 22*z^5 - 174*y*z^5 + 570*y^2*z^5 - 966*y^3*z^5 + 560*y^4*z^5 + 24*y^5*z^5 - 6*z^6 + 138*y*z^6 - 668*y^2*z^6 + 664*y^3*z^6 + 16*y^4*z^6 + 30*z^7 - 340*y*z^7 + 522*y^2*z^7 + 4*y^3*z^7 - 71*z^8 + 215*y*z^8 + 36*z^9)*G[1 - y, 1, z])/(24*(-1 + y)^3*z^3*(-1 + y + z)^2* (y + z)^4) + (Pi^2*(25 - 125*y + 250*y^2 - 250*y^3 + 125*y^4 - 25*y^5 - 50*z + 200*y*z - 300*y^2*z + 200*y^3*z - 50*y^4*z + 35*z^2 - 105*y*z^2 + 105*y^2*z^2 - 35*y^3*z^2 - 41*z^3 + 83*y*z^3 - 43*y^2*z^3 + y^3*z^3 + 47*z^4 - 47*y*z^4 - 18*z^5)* G[1 - y, 1 - y, z])/(12*(-1 + y)^3*z^3*(-1 + y + z)^2) + (Pi^2*(-21*y^4 + 103*y^5 - 203*y^6 + 201*y^7 - 100*y^8 + 20*y^9 - 84*y^3*z + 454*y^4*z - 978*y^5*z + 1050*y^6*z - 562*y^7*z + 120*y^8*z - 126*y^2*z^2 + 786*y^3*z^2 - 1902*y^4*z^2 + 2250*y^5*z^2 - 1308*y^6*z^2 + 300*y^7*z^2 - 18*y*z^3 + 334*y^2*z^3 - 1228*y^3*z^3 + 1872*y^4*z^3 - 1306*y^5*z^3 + 346*y^6*z^3 - 54*z^4 + 304*y*z^4 - 789*y^2*z^4 + 1131*y^3*z^4 - 874*y^4*z^4 + 282*y^5*z^4 + 108*z^5 - 444*y*z^5 + 756*y^2*z^5 - 744*y^3*z^5 + 342*y^4*z^5 - 53*z^6 + 207*y*z^6 - 453*y^2*z^6 + 371*y^3*z^6 + 12*z^7 - 156*y*z^7 + 252*y^2*z^7 - 33*z^8 + 105*y*z^8 + 18*z^9)*G[1 - y, -y, z])/(12*(-1 + y)^3*z^3* (-1 + y + z)^2*(y + z)^4) + (Pi^2*(19*y^4 - 40*y^5 + 20*y^6 + 76*y^3*z - 198*y^4*z + 120*y^5*z + 114*y^2*z^2 - 392*y^3*z^2 + 296*y^4*z^2 - 34*y*z^3 - 168*y^2*z^3 + 274*y^3*z^3 + 74*z^4 - 82*y*z^4 + 111*y^2*z^4 - 148*z^5 + 104*y*z^5 + 71*z^6)*G[-y, 0, z])/ (12*z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-11*y^4 + 20*y^5 - 10*y^6 - 44*y^3*z + 102*y^4*z - 60*y^5*z - 66*y^2*z^2 + 208*y^3*z^2 - 153*y^4*z^2 - 132*y*z^3 + 388*y^2*z^3 - 300*y^3*z^3 + 33*z^4 + 196*y*z^4 - 300*y^2*z^4 - 66*z^5 - 72*y*z^5 + 31*z^6)*G[-y, 1 - y, z])/(24*z^3*(-1 + y + z)^2* (y + z)^4) - (5*Pi^2*(5*y^4 - 12*y^5 + 6*y^6 + 20*y^3*z - 58*y^4*z + 36*y^5*z + 30*y^2*z^2 - 112*y^3*z^2 + 87*y^4*z^2 - 68*y*z^3 + 68*y^2*z^3 + 20*y^3*z^3 + 49*z^4 + 36*y*z^4 - 60*y^2*z^4 - 98*z^5 + 24*y*z^5 + 47*z^6)*G[-y, -y, z])/(12*z^3*(-1 + y + z)^2* (y + z)^4) + ((((-3*I)/2)*Pi*(-y^4 + 2*y^5 - y^6 + 44*y*z - 176*y^2*z + 260*y^3*z - 174*y^4*z + 44*y^5*z + 2*y^6*z - 22*z^2 + 126*y^2*z^2 - 188*y^3*z^2 + 80*y^4*z^2 + 8*y^5*z^2 + 44*z^3 - 92*y*z^3 + 16*y^2*z^3 + 36*y^3*z^3 + 12*y^4*z^3 - 23*z^4 + 22*y*z^4 + 17*y^2*z^4 + 8*y^3*z^4 - 6*z^5 + 20*y*z^5 + 2*y^2*z^5 + 4*z^6))/((-1 + y)^2*z*(-1 + y + z)^2*(y + z)^4) + (84*y^5 - 750*y^6 + 2166*y^7 - 2838*y^8 + 1758*y^9 - 420*y^10 + 903*y^4*z - 5931*y^5*z + 15712*y^6*z - 20682*y^7*z + 13539*y^8*z - 3643*y^9*z + 102*y^10*z - 2380*y^3*z^2 + 9290*y^4*z^2 - 9966*y^5*z^2 - 3642*y^6*z^2 + 12528*y^7*z^2 - 6292*y^8*z^2 + 462*y^9*z^2 + 1451*y^2*z^3 - 3653*y^3*z^3 + 5088*y^4*z^3 - 14070*y^5*z^3 + 23601*y^6*z^3 - 14649*y^7*z^3 + 2124*y^8*z^3 + 288*y*z^4 - 5722*y^2*z^4 + 21880*y^3*z^4 - 44154*y^4*z^4 + 52530*y^5*z^4 - 30348*y^6*z^4 + 5094*y^7*z^4 + 72*z^5 - 1092*y*z^5 + 7734*y^2*z^5 - 24514*y^3*z^5 + 39350*y^4*z^5 - 27994*y^5*z^5 + 5796*y^6*z^5 - 192*z^6 + 1332*y*z^6 - 4762*y^2*z^6 + 11092*y^3*z^6 - 11178*y^4*z^6 + 3276*y^5*z^6 + 180*z^7 - 624*y*z^7 + 1490*y^2*z^7 - 2132*y^3*z^7 + 978*y^4*z^7 - 60*z^8 + 72*y*z^8 - 180*y^2*z^8 + 168*y^3*z^8)/ (24*(-1 + y)^3*y^2*z^2*(-1 + y + z)^2*(y + z)^4))*Zeta[3] + G[1, z]*(((I/4)*Pi^3*(-1 + z)*(-1 + z + 2*z^2))/(z^3*(-1 + y + z)^2) + (Pi^2*(-140*y^5 + 400*y^6 - 380*y^7 + 120*y^8 - 420*y^4*z + 1456*y^5*z - 1772*y^6*z + 856*y^7*z - 120*y^8*z - 513*y^3*z^2 + 2328*y^4*z^2 - 3881*y^5*z^2 + 2824*y^6*z^2 - 752*y^7*z^2 - 6*y^8*z^2 - 155*y^2*z^3 + 1570*y^3*z^3 - 4355*y^4*z^3 + 5208*y^5*z^3 - 2538*y^6*z^3 + 270*y^7*z^3 - 180*y*z^4 + 1084*y^2*z^4 - 3167*y^3*z^4 + 5428*y^4*z^4 - 4479*y^5*z^4 + 1098*y^6*z^4 - 60*z^5 + 768*y*z^5 - 2327*y^2*z^5 + 4006*y^3*z^5 - 4667*y^4*z^5 + 1848*y^5*z^5 + 180*z^6 - 1008*y*z^6 + 1872*y^2*z^6 - 2724*y^3*z^6 + 1680*y^4*z^6 - 180*z^7 + 432*y*z^7 - 642*y^2*z^7 + 822*y^3*z^7 + 60*z^8 - 12*y*z^8 + 168*y^2*z^8))/(144*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2*(y + z)^3) - ((-1 + z)*(-7 + 7*z + 2*z^2)*Zeta[3])/(4*z^3*(-1 + y + z)^2)) + G[-y, z]*(((-1/4*I)*Pi^3*(9*y^4 - 20*y^5 + 10*y^6 + 36*y^3*z - 98*y^4*z + 60*y^5*z + 54*y^2*z^2 - 192*y^3*z^2 + 147*y^4*z^2 - 52*y*z^3 - 12*y^2*z^3 + 100*y^3*z^3 + 53*z^4 - 4*y*z^4 - 106*z^5 + 48*y*z^5 + 51*z^6))/(z^3*(-1 + y + z)^2*(y + z)^4) + (Pi^2*(-324*y^6 + 1219*y^7 - 1723*y^8 + 1085*y^9 - 257*y^10 - 1146*y^5*z + 4978*y^6*z - 8105*y^7*z + 5920*y^8*z - 1707*y^9*z + 60*y^10*z - 987*y^4*z^2 + 6024*y^5*z^2 - 12803*y^6*z^2 + 11824*y^7*z^2 - 4400*y^8*z^2 + 342*y^9*z^2 - 1436*y^3*z^3 + 7413*y^4*z^3 - 15680*y^5*z^3 + 15756*y^6*z^3 - 6800*y^7*z^3 + 747*y^8*z^3 + 637*y^2*z^4 - 137*y^3*z^4 - 4952*y^4*z^4 + 8955*y^5*z^4 - 5025*y^6*z^4 + 414*y^7*z^4 + 108*y*z^5 - 2000*y^2*z^5 + 4313*y^3*z^5 - 2308*y^4*z^5 + 307*y^5*z^5 - 960*y^6*z^5 + 27*z^6 - 456*y*z^6 + 2349*y^2*z^6 - 3306*y^3*z^6 + 2154*y^4*z^6 - 1848*y^5*z^6 - 87*z^7 + 606*y*z^7 - 1038*y^2*z^7 + 786*y^3*z^7 - 1347*y^4*z^7 + 90*z^8 - 258*y*z^8 + 120*y^2*z^8 - 492*y^3*z^8 - 30*z^9 + 6*y*z^9 - 84*y^2*z^9))/ (72*(-1 + y)^2*y^2*z^3*(-1 + y + z)^2*(y + z)^4) + ((7*y^4 - 20*y^5 + 10*y^6 + 28*y^3*z - 94*y^4*z + 60*y^5*z + 42*y^2*z^2 - 176*y^3*z^2 + 141*y^4*z^2 - 236*y*z^3 + 364*y^2*z^3 - 100*y^3*z^3 + 139*z^4 + 188*y*z^4 - 300*y^2*z^4 - 278*z^5 + 24*y*z^5 + 133*z^6)*Zeta[3])/(2*z^3*(-1 + y + z)^2* (y + z)^4)) + G[1 - y, z]* (((I/4)*Pi^3*(-4 + 8*y - 4*y^2 + 11*z - 12*y*z + y^2*z - 5*z^2))/ ((-1 + y)^2*z*(-1 + y + z)^2) + (Pi^2*(66*y^5 - 558*y^6 + 1278*y^7 - 1146*y^8 + 360*y^9 + 258*y^4*z - 2334*y^5*z + 5907*y^6*z - 5796*y^7*z + 1917*y^8*z + 48*y^9*z + 2264*y^3*z^2 - 11396*y^4*z^2 + 22446*y^5*z^2 - 19975*y^6*z^2 + 6584*y^7*z^2 + 77*y^8*z^2 - 355*y^2*z^3 - 4398*y^3*z^3 + 18138*y^4*z^3 - 22762*y^5*z^3 + 9851*y^6*z^3 - 436*y^7*z^3 + 240*y*z^4 - 760*y^2*z^4 + 4736*y^3*z^4 - 9634*y^4*z^4 + 7208*y^5*z^4 - 1854*y^6*z^4 + 60*z^5 - 948*y*z^5 + 2816*y^2*z^5 - 3804*y^3*z^5 + 4304*y^4*z^5 - 3064*y^5*z^5 - 180*z^6 + 1188*y*z^6 - 2039*y^2*z^6 + 2462*y^3*z^6 - 2575*y^4*z^6 + 180*z^7 - 492*y*z^7 + 554*y^2*z^7 - 1068*y^3*z^7 - 60*z^8 + 12*y*z^8 - 168*y^2*z^8))/(144*(-1 + y)^2*y^2*z^2* (-1 + y + z)^2*(y + z)^4) + ((-50*y^4 + 250*y^5 - 500*y^6 + 500*y^7 - 250*y^8 + 50*y^9 - 200*y^3*z + 1100*y^4*z - 2400*y^5*z + 2600*y^6*z - 1400*y^7*z + 300*y^8*z - 300*y^2*z^2 + 1900*y^3*z^2 - 4653*y^4*z^2 + 5559*y^5*z^2 - 3259*y^6*z^2 + 753*y^7*z^2 - 46*y*z^3 + 830*y^2*z^3 - 3072*y^3*z^3 + 4758*y^4*z^3 - 3394*y^5*z^3 + 928*y^6*z^3 - 4*y^7*z^3 - 127*z^4 + 727*y*z^4 - 1956*y^2*z^4 + 3024*y^3*z^4 - 2606*y^4*z^4 + 954*y^5*z^4 - 16*y^6*z^4 + 254*z^5 - 1074*y*z^5 + 2070*y^2*z^5 - 2506*y^3*z^5 + 1352*y^4*z^5 - 24*y^5*z^5 - 130*z^6 + 638*y*z^6 - 1724*y^2*z^6 + 1520*y^3*z^6 - 16*y^4*z^6 + 62*z^7 - 676*y*z^7 + 1050*y^2*z^7 - 4*y^3*z^7 - 137*z^8 + 425*y*z^8 + 72*z^9)*Zeta[3])/ (4*(-1 + y)^3*z^3*(-1 + y + z)^2*(y + z)^4))) + ((75 - 300*y + 450*y^2 - 300*y^3 + 75*y^4 - 228*z + 716*y*z - 708*y^2*z + 228*y^3*z - 8*y^4*z + 380*z^2 - 784*y*z^2 + 368*y^2*z^2 - 180*z^3 + 180*y*z^3)*Zeta[5])/(2*(-1 + y)^4*z*(-1 + y + z)^2)), gamma[2, 3] -> (2*Nc^3)/(3*eps^6*y*z) + ((-4*Nc^2*Nf)/(3*y*z) + Nc^3*(53/(6*y*z) + ((2*I)*Pi)/(y*z) - G[0, y]/(y*z) - G[0, z]/(y*z)))/eps^5 + ((49*Nc*Nf^2)/(81*y*z) + Nc^2*Nf*(-2543/(324*y*z) - (((7*I)/3)*Pi)/(y*z) + (7*G[0, y])/(6*y*z) + (7*G[0, z])/(6*y*z)) + Nc^3*((((52*I)/3)*Pi)/(y*z) - (17*Pi^2)/(6*y*z) + (-4751 + 4670*y)/(162*(-1 + y)*y*z) + (-95/(12*y*z) - ((3*I)*Pi)/(y*z))*G[0, z] + G[0, y]*(((-3*I)*Pi)/(y*z) + (-95 + 214*y - 113*y^2)/ (12*(-1 + y)^2*y*z) + (2*G[0, z])/(y*z)) + (2*G[0, 0, y])/(y*z) + (2*G[0, 0, z])/(y*z) - G[1, 0, y]/(y*z) - G[1, 0, z]/(y*z)))/eps^4 + ((-5*Nf^3)/(108*y*z) + Nc*Nf^2*(763/(972*y*z) + (((23*I)/54)*Pi)/(y*z) - (23*G[0, y])/(108*y*z) - (23*G[0, z])/(108*y*z)) + Nc^2*Nf*((((-623*I)/108)*Pi)/(y*z) + (583*Pi^2)/(324*y*z) + (3491 - 3086*y)/(972*(-1 + y)*y*z) + (61/(27*y*z) + (((11*I)/6)*Pi)/(y*z))*G[0, z] + G[0, y]*((((11*I)/6)*Pi)/(y*z) + (244 - 668*y + 379*y^2)/ (108*(-1 + y)^2*y*z) - (4*G[0, z])/(3*y*z)) - (4*G[0, 0, y])/(3*y*z) - (4*G[0, 0, z])/(3*y*z) + (5*G[1, 0, y])/(6*y*z) + (5*G[1, 0, z])/(6*y*z)) + Nc^3*((((-5*I)/2)*Pi^3)/(y*z) + ((I/216)*Pi*(-6959 + 6635*y))/ ((-1 + y)*y*z) + (-90229 + 74515*y)/(3888*(-1 + y)*y*z) + (Pi^2*(-10625 + 21034*y - 10463*y^2 + 21250*z - 21088*y*z - 10625*z^2))/(648*y*z*(-1 + y + z)^2) + (Pi^2*G[1, y])/(6*y*z) + (((6*I)*Pi)/(y*z) + (115 - 302*y + 169*y^2)/(12*(-1 + y)^2*y*z))* G[0, 0, y] + (115/(12*y*z) + ((6*I)*Pi)/(y*z))*G[0, 0, z] + (((-3*I)*Pi)/(y*z) + (-73 + 170*y - 91*y^2 + 146*z - 164*y*z - 73*z^2)/ (12*y*z*(-1 + y + z)^2))*G[1, 0, y] + G[1 - y, z]* (Pi^2/(6*y*z) - G[1, 0, y]/(y*z)) + G[0, z]*((((-175*I)/12)*Pi)/(y*z) + (25*Pi^2)/(6*y*z) + (1031 - 1954*y + 923*y^2 - 2062*z + 2985*y*z - 977*y^2*z + 1031*z^2 - 977*y*z^2)/(108*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)) - (9*G[0, 0, y])/(2*y*z) + (2*G[1, 0, y])/(y*z)) + (((-3*I)*Pi)/(y*z) + (-73 + 170*y - 91*y^2 + 146*z - 164*y*z - 73*z^2)/ (12*y*z*(-1 + y + z)^2))*G[1, 0, z] + G[0, y]*((25*Pi^2)/(6*y*z) - ((I/12)*Pi*(175 - 422*y + 229*y^2))/ ((-1 + y)^2*y*z) + (2062 - 9570*y + 12189*y^2 - 4681*y^3 - 2062*z + 7616*y*z - 4681*y^2*z)/(216*(-1 + y)^2*y*z*(-1 + y + z)) + (((6*I)*Pi)/(y*z) + (115 - 508*y + 822*y^2 - 580*y^3 + 151*y^4 - 230*z + 756*y*z - 810*y^2*z + 284*y^3*z + 115*z^2 - 254*y*z^2 + 133*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[0, z] - (9*G[0, 0, z])/(2*y*z) + G[1, 0, z]/(y*z) + G[1 - y, 0, z]/(y*z)) - (9*G[0, 0, 0, y])/(2*y*z) - (9*G[0, 0, 0, z])/(2*y*z) + (2*G[0, 1, 0, y])/(y*z) + (2*G[0, 1, 0, z])/(y*z) + (3*G[1, 0, 0, y])/(y*z) + (3*G[1, 0, 0, z])/(y*z) - G[1, 1, 0, y]/(y*z) - G[1 - y, 1, 0, z]/(y*z) - (2*Zeta[3])/(3*y*z)))/ eps^3 + Nc*Nf^2*(Pi^4/(960*y*z) + (20417 - 129605*y)/ (209952*(-1 + y)*y*z) + ((I/5832)*Pi*(-5041 + 3151*y))/((-1 + y)*y*z) - ((I/2592)*Pi^3*(53 - 236*y + 384*y^2 - 272*y^3 + 71*y^4 - 106*z + 432*y*z - 450*y^2*z + 124*y^3*z + 53*z^2 - 298*y*z^2 + 197*y^2*z^2))/ ((-1 + y)^2*y*z*(-1 + y + z)^2) + (Pi^2*(3190*y - 12727*y^2 + 18867*y^3 - 12313*y^4 + 2983*y^5 + 3190*z - 22873*y*z + 53110*y^2*z - 51832*y^3*z + 21244*y^4*z - 2839*y^5*z - 9498*z^2 + 43021*y*z^2 - 68270*y^2*z^2 + 43066*y^3*z^2 - 9075*y^4*z^2 + 9426*z^3 - 31221*y*z^3 + 32040*y^2*z^3 - 10245*y^3*z^3 - 3118*z^4 + 7883*y*z^4 - 4009*y^2*z^4))/ (7776*(-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)^2*(y + z)) - (Pi^2*G[0, 1, y])/(72*y*z) - (Pi^2*G[0, 1, z])/(54*y*z) + G[0, 0, z]*((((10*I)/27)*Pi)/(y*z) - (43*Pi^2)/(432*y*z) + (104 - 41*y - 280*z - 40*y*z + 176*z^2)/(648*y*(-1 + z)*z* (-1 + y + z)) - (7*G[1, 0, y])/(36*y*z)) + G[0, 1 - y, z]*((-7*Pi^2)/(216*y*z) + (7*G[1, 0, y])/(36*y*z)) + ((41*Pi^2)/(432*y*z) - ((I/216)*Pi*(80 - 244*y + 143*y^2 - 160*z + 295*y*z + 80*z^2))/(y*z*(-1 + y + z)^2) + (-112*y - 796*y^2 + 689*y^3 + 212*z - 748*y*z + 2728*y^2*z - 761*y^3*z - 600*z^2 + 2279*y*z^2 - 2004*y^2*z^2 + 564*z^3 - 1419*y*z^3 - 176*z^4)/(648*y*(-1 + z)*z*(-1 + y + z)^2*(y + z)))* G[1, 0, z] + (Pi^2*G[1, 1, y])/(72*y*z) + (Pi^2*G[1, 1, z])/(18*y*z) + (Pi^2*G[1 - y, 0, z])/(216*y*z) + G[0, 0, y]*((-43*Pi^2)/(432*y*z) + ((I/216)*Pi*(80 - 244*y + 143*y^2))/((-1 + y)^2*y*z) + (-104 + 1224*y - 1917*y^2 + 797*y^3 + 104*z - 967*y*z + 581*y^2*z)/ (648*(-1 + y)^2*y*z*(-1 + y + z)) + (7*G[0, 0, z])/(36*y*z) - (7*G[1 - y, 0, z])/(36*y*z)) - (Pi^2*G[1 - y, 1, z])/(27*y*z) - (Pi^2*G[1 - y, 1 - y, z])/(216*y*z) + (Pi^2*G[-y, 1 - y, z])/(27*y*z) + G[1, 0, y]*((43*Pi^2)/(432*y*z) - ((I/216)*Pi*(152 - 596*y + 879*y^2 - 578*y^3 + 143*y^4 - 304*z + 855*y*z - 846*y^2*z + 295*y^3*z + 152*z^2 - 208*y*z^2 + 80*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (-1058*y + 3848*y^2 - 5283*y^3 + 3254*y^4 - 761*y^5 - 734*z + 4416*y*z - 7950*y^2*z + 6272*y^3*z - 2004*y^4*z + 1540*z^2 - 4445*y*z^2 + 3946*y^2*z^2 - 1419*y^3*z^2 - 806*z^3 + 604*y*z^3 - 176*y^2*z^3)/(648*(-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)) - G[1 - y, 0, z]/(36*y*z) + G[1 - y, 1 - y, z]/(36*y*z) + (2*G[-y, 0, z])/(9*y*z) - (2*G[-y, 1 - y, z])/(9*y*z)) + ((((-7*I)/36)*Pi)/(y*z) + (-80 + 244*y - 143*y^2)/(216*(-1 + y)^2*y*z))* G[0, 0, 0, y] + (-10/(27*y*z) - (((7*I)/36)*Pi)/(y*z))*G[0, 0, 0, z] + (((-1/36*I)*Pi)/(y*z) + (-112*y^2 + 116*y^3 - 49*y^4 - 260*y*z + 528*y^2*z - 223*y^3*z - 40*z^2 + 492*y*z^2 - 339*y^2*z^2 + 80*z^3 - 205*y*z^3 - 40*z^4)/(216*y*z*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 0, y] + (((-1/36*I)*Pi)/(y*z) + (-112*y^2 + 140*y^3 - 49*y^4 - 260*y*z + 564*y^2*z - 223*y^3*z - 40*z^2 + 492*y*z^2 - 339*y^2*z^2 + 68*z^3 - 205*y*z^3 - 40*z^4)/ (216*y*z*(-1 + y + z)^2*(y + z)^2))*G[0, 1, 0, z] + ((((7*I)/36)*Pi)/(y*z) + (152 - 596*y + 879*y^2 - 578*y^3 + 143*y^4 - 304*z + 855*y*z - 846*y^2*z + 295*y^3*z + 152*z^2 - 208*y*z^2 + 80*y^2*z^2)/(216*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 0, 0, y] + ((((7*I)/36)*Pi)/(y*z) + (80 - 244*y + 143*y^2 - 160*z + 295*y*z + 80*z^2)/(216*y*z*(-1 + y + z)^2))*G[1, 0, 0, z] + (((I/36)*Pi)/(y*z) + (76*y^2 - 268*y^3 + 357*y^4 - 214*y^5 + 49*y^6 + 116*y*z - 568*y^2*z + 939*y^3*z - 710*y^4*z + 223*y^5*z + 148*z^2 - 836*y*z^2 + 1531*y^2*z^2 - 1146*y^3*z^2 + 339*y^4*z^2 - 320*z^3 + 989*y*z^3 - 802*y^2*z^3 + 205*y^3*z^3 + 148*z^4 - 152*y*z^4 + 40*y^2*z^4)/(216*(-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^2))* G[1, 1, 0, y] + G[-y, z]*((-2*G[0, 1, 0, y])/(9*y*z) - (2*G[1, 1, 0, y])/(9*y*z)) + ((((2*I)/9)*Pi)/(y*z) + (10 - 32*y + 16*y^2 - 20*z + 35*y*z + 10*z^2)/(18*y*z*(-1 + y + z)^2))* G[1, 1, 0, z] + ((((-7*I)/36)*Pi)/(y*z) + (-152*y^2 + 292*y^3 - 143*y^4 - 340*y*z + 960*y^2*z - 581*y^3*z - 80*z^2 + 828*y*z^2 - 813*y^2*z^2 + 160*z^3 - 455*y*z^3 - 80*z^4)/ (216*y*z*(-1 + y + z)^2*(y + z)^2))*G[1 - y, 1, 0, z] + (7*G[0, 0, 0, 0, y])/(36*y*z) + (7*G[0, 0, 0, 0, z])/(36*y*z) - (7*G[0, 0, 1, 0, y])/(36*y*z) + G[0, 0, 1, 0, z]/(36*y*z) + G[0, 1, 0, 0, y]/(36*y*z) + G[0, 1, 0, 0, z]/(36*y*z) + G[0, 1, 1, 0, y]/(12*y*z) + G[0, 1, 1, 0, z]/(9*y*z) + (7*G[0, 1 - y, 1, 0, z])/(36*y*z) - (7*G[1, 0, 0, 0, y])/(36*y*z) - (7*G[1, 0, 0, 0, z])/(36*y*z) + (7*G[1, 0, 1, 0, y])/(36*y*z) - G[1, 1, 0, 0, y]/(36*y*z) - (2*G[1, 1, 0, 0, z])/(9*y*z) - G[1, 1, 1, 0, y]/(12*y*z) - G[1, 1, 1, 0, z]/(3*y*z) + (7*G[1 - y, 0, 1, 0, z])/(36*y*z) + (7*G[1 - y, 1, 0, 0, z])/(36*y*z) + (2*G[1 - y, 1, 1, 0, z])/(9*y*z) + G[1 - y, 1 - y, 1, 0, z]/(36*y*z) - (2*G[-y, 0, 1, 0, z])/(9*y*z) - (2*G[-y, 1 - y, 1, 0, z])/(9*y*z) + ((((7*I)/54)*Pi)/(y*z) + (593 - 644*y - 870*y^2 + 1300*y^3 - 379*y^4 - 970*z + 750*y*z + 1626*y^2*z - 1406*y^3*z + 593*z^2 - 1618*y*z^2 + 917*y^2*z^2)/(1944*(-1 + y)^2*y*z*(-1 + y + z)^2))*Zeta[3] + G[1 - y, z]*((((7*I)/216)*Pi^3)/(y*z) + (Pi^2*(152*y^2 - 292*y^3 + 143*y^4 + 340*y*z - 960*y^2*z + 581*y^3*z + 80*z^2 - 828*y*z^2 + 813*y^2*z^2 - 160*z^3 + 455*y*z^3 + 80*z^4))/ (1296*y*z*(-1 + y + z)^2*(y + z)^2) + ((((-7*I)/36)*Pi)/(y*z) + (-152*y^2 + 292*y^3 - 143*y^4 - 340*y*z + 960*y^2*z - 581*y^3*z - 80*z^2 + 828*y*z^2 - 813*y^2*z^2 + 160*z^3 - 455*y*z^3 - 80*z^4)/(216*y*z*(-1 + y + z)^2*(y + z)^2))* G[1, 0, y] + (7*G[0, 1, 0, y])/(36*y*z) + (7*G[1, 0, 0, y])/ (36*y*z) + G[1, 1, 0, y]/(4*y*z) - (4*Zeta[3])/(9*y*z)) + G[1, y]*(((-1/216*I)*Pi^3)/(y*z) + (Pi^2*(-76*y^2 + 268*y^3 - 357*y^4 + 214*y^5 - 49*y^6 - 116*y*z + 568*y^2*z - 939*y^3*z + 710*y^4*z - 223*y^5*z - 148*z^2 + 836*y*z^2 - 1531*y^2*z^2 + 1146*y^3*z^2 - 339*y^4*z^2 + 320*z^3 - 989*y*z^3 + 802*y^2*z^3 - 205*y^3*z^3 - 148*z^4 + 152*y*z^4 - 40*y^2*z^4))/(1296*(-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^2) - (Pi^2*G[1 - y, z])/(24*y*z) + (Pi^2*G[-y, z])/(27*y*z) - Zeta[3]/(3*y*z)) + G[0, z]*((((5*I)/144)*Pi^3)/(y*z) + (542 - 1487*y - 598*z + 2405*y*z + 56*z^2)/(2916*y*(-1 + z)*z* (-1 + y + z)) - ((I/648)*Pi*(104 - 41*y - 280*z - 40*y*z + 176*z^2))/ (y*(-1 + z)*z*(-1 + y + z)) + (Pi^2*(260 - 532*y + 269*y^2 - 532*z + 565*y*z + 260*z^2))/(1296*y*z*(-1 + y + z)^2) + (Pi^2*G[1, y])/(216*y*z) + ((((-7*I)/36)*Pi)/(y*z) + (-80 + 244*y - 143*y^2 + 160*z - 295*y*z - 80*z^2)/ (216*y*z*(-1 + y + z)^2))*G[0, 0, y] + ((((7*I)/36)*Pi)/(y*z) + (152*y^2 - 292*y^3 + 143*y^4 + 340*y*z - 948*y^2*z + 581*y^3*z + 80*z^2 - 804*y*z^2 + 813*y^2*z^2 - 148*z^3 + 455*y*z^3 + 80*z^4)/(216*y*z*(-1 + y + z)^2*(y + z)^2))* G[1, 0, y] + (7*G[0, 0, 0, y])/(36*y*z) + G[0, 1, 0, y]/(36*y*z) - (7*G[1, 0, 0, y])/(36*y*z) - G[1, 1, 0, y]/(36*y*z) + (5*Zeta[3])/(108*y*z)) + G[0, y]*((((5*I)/144)*Pi^3)/(y*z) + (-1084 - 9366*y + 18411*y^2 - 7961*y^3 + 1084*z + 7642*y*z - 3263*y^2*z)/(5832*(-1 + y)^2*y*z*(-1 + y + z)) - ((I/648)*Pi*(-104 + 1224*y - 1917*y^2 + 797*y^3 + 104*z - 967*y*z + 581*y^2*z))/((-1 + y)^2*y*z*(-1 + y + z)) + (Pi^2*(520 - 2644*y + 4635*y^2 - 3418*y^3 + 907*y^4 - 1040*z + 4194*y*z - 5022*y^2*z + 1868*y^3*z + 520*z^2 - 1532*y*z^2 + 889*y^2*z^2))/(2592*(-1 + y)^2*y*z*(-1 + y + z)^2) + ((-43*Pi^2)/(432*y*z) + ((I/216)*Pi*(80 - 244*y + 143*y^2 - 160*z + 295*y*z + 80*z^2))/(y*z*(-1 + y + z)^2) + (-104*y + 1120*y^2 - 797*y^3 - 104*z + 1180*y*z - 3160*y^2*z + 761*y^3*z + 384*z^2 - 2495*y*z^2 + 2004*y^2*z^2 - 456*z^3 + 1419*y*z^3 + 176*z^4)/(648*y*(-1 + z)*z*(-1 + y + z)^2*(y + z)))* G[0, z] + (Pi^2*G[1 - y, z])/(216*y*z) + ((((-7*I)/36)*Pi)/(y*z) + (-80 + 244*y - 143*y^2 + 160*z - 295*y*z - 80*z^2)/(216*y*z*(-1 + y + z)^2))*G[0, 0, z] + G[1, 0, z]/(9*z*(-1 + y + z)^2) + ((((7*I)/36)*Pi)/(y*z) + (152*y^2 - 292*y^3 + 143*y^4 + 340*y*z - 960*y^2*z + 581*y^3*z + 80*z^2 - 828*y*z^2 + 813*y^2*z^2 - 160*z^3 + 455*y*z^3 + 80*z^4)/ (216*y*z*(-1 + y + z)^2*(y + z)^2))*G[1 - y, 0, z] + (7*G[0, 0, 0, z])/(36*y*z) - (7*G[0, 1 - y, 0, z])/(36*y*z) - (7*G[1 - y, 0, 0, z])/(36*y*z) - G[1 - y, 1 - y, 0, z]/(36*y*z) + (2*G[-y, 1 - y, 0, z])/(9*y*z) + (5*Zeta[3])/(108*y*z)) + G[1, z]*(((-1/27*I)*Pi^3)/(y*z) + (Pi^2*(-10 + 32*y - 16*y^2 + 20*z - 35*y*z - 10*z^2))/ (108*y*z*(-1 + y + z)^2) + Zeta[3]/(9*y*z))) + (Nc*Nf^2*((((-199*I)/648)*Pi)/(y*z) - (17*Pi^2)/(162*y*z) + (464 - 491*y)/(648*(-1 + y)*y*z) + (35/(162*y*z) - ((I/12)*Pi)/(y*z))* G[0, z] + G[0, y]*(((-1/12*I)*Pi)/(y*z) + (140 - 172*y + 59*y^2)/ (648*(-1 + y)^2*y*z) + G[0, z]/(12*y*z)) + G[0, 0, y]/(12*y*z) + G[0, 0, z]/(12*y*z) - G[1, 0, y]/(12*y*z) - G[1, 0, z]/(12*y*z)) + Nc^2*Nf*((((41*I)/54)*Pi^3)/(y*z) + ((I/648)*Pi*(-4181 + 4451*y))/ ((-1 + y)*y*z) + (-57001 + 59701*y)/(7776*(-1 + y)*y*z) + (Pi^2*(2603 - 9332*y + 12648*y^2 - 7712*y^3 + 1793*y^4 - 5206*z + 14376*y*z - 13566*y^2*z + 4396*y^3*z + 2603*z^2 - 4342*y*z^2 + 1955*y^2*z^2))/(3888*(-1 + y)^2*y*z*(-1 + y + z)^2) - (5*Pi^2*G[1, y])/(36*y*z) - (Pi^2*G[1, z])/(9*y*z) + ((((-3*I)/2)*Pi)/(y*z) + (19 + 22*y - 26*y^2)/(36*(-1 + y)^2*y*z))* G[0, 0, y] + (19/(36*y*z) - (((3*I)/2)*Pi)/(y*z))*G[0, 0, z] + ((((5*I)/6)*Pi)/(y*z) + (-35 + 80*y - 45*y^2 - 10*y^3 + 10*y^4 + 70*z - 141*y*z + 96*y^2*z - 25*y^3*z - 35*z^2 + 22*y*z^2 + y^2*z^2)/(36*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 0, y] + G[0, z]*((((-7*I)/12)*Pi)/(y*z) - (211*Pi^2)/(216*y*z) + (1349 - 2779*y + 1430*y^2 - 2806*z + 4047*y*z - 1187*y^2*z + 1457*z^2 - 1511*y*z^2)/(324*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)) + (7*G[0, 0, y])/(6*y*z) - G[1, 0, y]/(2*y*z)) + G[1 - y, z]*(-1/36*Pi^2/(y*z) + G[1, 0, y]/(6*y*z)) + ((((5*I)/6)*Pi)/(y*z) + (1 - 14*y + 10*y^2 - 2*z - 25*y*z + z^2)/ (36*y*z*(-1 + y + z)^2))*G[1, 0, z] + G[0, y]*((-211*Pi^2)/(216*y*z) + ((I/12)*Pi*(-7 - 6*y + 8*y^2))/ ((-1 + y)^2*y*z) + (2698 - 7518*y + 6897*y^2 - 2077*y^3 - 2698*z + 4118*y*z - 1429*y^2*z)/(648*(-1 + y)^2*y*z*(-1 + y + z)) + ((((-3*I)/2)*Pi)/(y*z) + (19 - 40*y + 15*y^2 + 14*y^3 - 8*y^4 - 38*z + 93*y*z - 84*y^2*z + 29*y^3*z + 19*z^2 - 14*y*z^2 + y^2*z^2)/(36*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[0, z] + (7*G[0, 0, z])/(6*y*z) - G[1, 0, z]/(3*y*z) - G[1 - y, 0, z]/(6*y*z)) + (7*G[0, 0, 0, y])/(6*y*z) + (7*G[0, 0, 0, z])/(6*y*z) - (7*G[0, 1, 0, y])/(6*y*z) - (7*G[0, 1, 0, z])/(6*y*z) - (5*G[1, 0, 0, y])/(6*y*z) - (5*G[1, 0, 0, z])/(6*y*z) + (5*G[1, 1, 0, y])/(6*y*z) + (2*G[1, 1, 0, z])/(3*y*z) + G[1 - y, 1, 0, z]/(6*y*z) - Zeta[3]/(27*y*z)) + Nc^3*((10121*Pi^4)/(6480*y*z) + ((I/1296)*Pi*(-17551 + 7777*y))/((-1 + y)*y*z) + (64835 - 18395*y + 1944*y^2 - 64835*z + 16451*y*z)/ (7776*(-1 + y)*y*(-1 + z)*z) - ((I/108)*Pi^3*(1099 - 2090*y + 1018*y^2 - 2198*z + 2117*y*z + 1099*z^2))/(y*z*(-1 + y + z)^2) + (Pi^2*(-154783 + 581980*y - 821184*y^2 + 515560*y^3 - 121573*y^4 + 308918*z - 874536*y*z + 823182*y^2*z - 257564*y^3*z - 154135*z^2 + 286454*y*z^2 - 132427*y^2*z^2))/(7776*(-1 + y)^2*y*z* (-1 + y + z)^2) - (2*Pi^2*G[0, 1, y])/(3*y*z) - (Pi^2*G[0, 1, z])/(3*y*z) + G[0, 0, z]*(((15*I)*Pi)/(y*z) - (49*Pi^2)/(6*y*z) + (43 - 167*y + 124*y^2 - 86*z + 183*y*z - 70*y^2*z + 43*z^2 - 70*y*z^2)/(36*(-1 + y)*y*(-1 + z)*z* (-1 + y + z)) - (9*G[1, 0, y])/(2*y*z)) + G[0, 1 - y, z]*((-2*Pi^2)/(3*y*z) + (4*G[1, 0, y])/(y*z)) + ((25*Pi^2)/(6*y*z) - ((I/12)*Pi*(109 - 290*y + 163*y^2 - 218*z + 272*y*z + 109*z^2))/(y*z*(-1 + y + z)^2) + (74 - 894*y + 1425*y^2 - 605*y^3 - 112*z + 485*y*z - 409*y^2*z + 38*z^2 - 2*y*z^2)/(72*(-1 + y)*y*z*(-1 + y + z)^2))*G[1, 0, z] + (Pi^2*G[1, 1, y])/(3*y*z) + (Pi^2*G[1, 1, z])/(3*y*z) + (Pi^2*G[1, 1 - y, z])/(6*y*z) - (Pi^2*G[1 - y, 0, z])/(6*y*z) + G[0, 0, y]*((-49*Pi^2)/(6*y*z) + (((3*I)/2)*Pi*(10 - 32*y + 19*y^2))/ ((-1 + y)^2*y*z) + (86 + 1788*y - 3471*y^2 + 1597*y^3 - 86*z - 1982*y*z + 1597*y^2*z)/(72*(-1 + y)^2*y*z*(-1 + y + z)) + (11*G[0, 0, z])/(y*z) - (3*G[1, 0, z])/(2*y*z) - (3*G[1 - y, 0, z])/(y*z)) - (Pi^2*G[1 - y, 1, z])/(3*y*z) + (Pi^2*G[1 - y, 1 - y, z])/(6*y*z) + (Pi^2*G[-y, 1 - y, z])/(3*y*z) + G[1, 0, y]*((4*Pi^2)/(y*z) - ((I/12)*Pi*(109 - 290*y + 163*y^2 - 218*z + 272*y*z + 109*z^2))/(y*z*(-1 + y + z)^2) + (232 + 128*y - 1557*y^2 + 1802*y^3 - 605*y^4 - 428*z + 399*y*z + 438*y^2*z - 409*y^3*z + 196*z^2 - 188*y*z^2 - 2*y^2*z^2)/ (72*(-1 + y)^2*y*z*(-1 + y + z)^2) + G[1, 0, z]/(y*z) - G[1, 1 - y, z]/(y*z) + G[1 - y, 0, z]/(y*z) - G[1 - y, 1 - y, z]/ (y*z) + (2*G[-y, 0, z])/(y*z) - (2*G[-y, 1 - y, z])/(y*z)) + ((((-27*I)/2)*Pi)/(y*z) + (-122 + 448*y - 275*y^2)/ (12*(-1 + y)^2*y*z))*G[0, 0, 0, y] + (-61/(6*y*z) - (((27*I)/2)*Pi)/(y*z))*G[0, 0, 0, z] + (((6*I)*Pi)/(y*z) + (34 - 196*y + 369*y^2 - 286*y^3 + 79*y^4 - 68*z + 294*y*z - 366*y^2*z + 140*y^3*z + 34*z^2 - 104*y*z^2 + 61*y^2*z^2)/ (6*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[0, 1, 0, y] + (((6*I)*Pi)/(y*z) + (34 - 184*y + 336*y^2 - 256*y^3 + 70*y^4 - 80*z + 288*y*z - 330*y^2*z + 122*y^3*z + 43*z^2 - 98*y*z^2 + 52*y^2*z^2)/ (6*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[0, 1, 0, z] + (((9*I)*Pi)/(y*z) + (91 - 484*y + 876*y^2 - 664*y^3 + 181*y^4 - 182*z + 696*y*z - 822*y^2*z + 308*y^3*z + 91*z^2 - 230*y*z^2 + 127*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 0, 0, y] + (((9*I)*Pi)/(y*z) + (91 - 254*y + 145*y^2 - 182*z + 236*y*z + 91*z^2)/ (12*y*z*(-1 + y + z)^2))*G[1, 0, 0, z] + (((-3*I)*Pi)/(y*z) + (-55 + 268*y - 462*y^2 + 340*y^3 - 91*y^4 + 62*z - 324*y*z + 426*y^2*z - 164*y^3*z - 19*z^2 + 110*y*z^2 - 73*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 1, 0, y] + G[-y, z]*((-2*G[0, 1, 0, y])/(y*z) - (2*G[1, 1, 0, y])/(y*z)) - (11*G[1, 1, 0, z])/(3*y*z) + (((-3*I)*Pi)/(y*z) + (-11 + 92*y - 198*y^2 + 164*y^3 - 47*y^4 + 22*z - 132*y*z + 186*y^2*z - 76*y^3*z - 11*z^2 + 46*y*z^2 - 29*y^2*z^2)/ (12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1 - y, 1, 0, z] + (11*G[0, 0, 0, 0, y])/(y*z) + (11*G[0, 0, 0, 0, z])/(y*z) - (17*G[0, 0, 1, 0, y])/(2*y*z) - (13*G[0, 0, 1, 0, z])/(2*y*z) - (7*G[0, 1, 0, 0, y])/(y*z) - (7*G[0, 1, 0, 0, z])/(y*z) + (4*G[0, 1, 1, 0, y])/(y*z) + (2*G[0, 1, 1, 0, z])/(y*z) + (4*G[0, 1 - y, 1, 0, z])/(y*z) - (17*G[1, 0, 0, 0, y])/(2*y*z) - (17*G[1, 0, 0, 0, z])/(2*y*z) + (6*G[1, 0, 1, 0, y])/(y*z) + (3*G[1, 0, 1, 0, z])/(y*z) + (5*G[1, 1, 0, 0, y])/(y*z) + (2*G[1, 1, 0, 0, z])/(y*z) - (2*G[1, 1, 1, 0, y])/(y*z) - (2*G[1, 1, 1, 0, z])/(y*z) - G[1, 1 - y, 1, 0, z]/(y*z) + (3*G[1 - y, 0, 1, 0, z])/(y*z) + (3*G[1 - y, 1, 0, 0, z])/(y*z) + (2*G[1 - y, 1, 1, 0, z])/(y*z) - G[1 - y, 1 - y, 1, 0, z]/(y*z) - (2*G[-y, 0, 1, 0, z])/(y*z) - (2*G[-y, 1 - y, 1, 0, z])/(y*z) + (((-2*I)*Pi)/(y*z) + (41 + 160*y - 645*y^2 + 646*y^3 - 202*y^4 + 134*z - 726*y*z + 996*y^2*z - 404*y^3*z - 121*z^2 + 350*y*z^2 - 202*y^2*z^2)/(54*(-1 + y)^2*y*z*(-1 + y + z)^2))*Zeta[3] + G[1, y]*(((I/2)*Pi^3)/(y*z) + (Pi^2*(55 - 268*y + 462*y^2 - 340*y^3 + 91*y^4 - 62*z + 324*y*z - 426*y^2*z + 164*y^3*z + 19*z^2 - 110*y*z^2 + 73*y^2*z^2))/(72*(-1 + y)^2*y*z*(-1 + y + z)^2) + (Pi^2*G[1, z])/(6*y*z) - (Pi^2*G[1 - y, z])/(6*y*z) + (Pi^2*G[-y, z])/(3*y*z) - (5*Zeta[3])/(y*z)) + G[1 - y, z]*(((I/2)*Pi^3)/(y*z) + (Pi^2*(11 - 92*y + 198*y^2 - 164*y^3 + 47*y^4 - 22*z + 132*y*z - 186*y^2*z + 76*y^3*z + 11*z^2 - 46*y*z^2 + 29*y^2*z^2))/(72*(-1 + y)^2*y*z* (-1 + y + z)^2) + (((-3*I)*Pi)/(y*z) + (-11 + 92*y - 198*y^2 + 164*y^3 - 47*y^4 + 22*z - 132*y*z + 186*y^2*z - 76*y^3*z - 11*z^2 + 46*y*z^2 - 29*y^2*z^2)/(12*(-1 + y)^2*y*z* (-1 + y + z)^2))*G[1, 0, y] + (3*G[0, 1, 0, y])/(y*z) + (3*G[1, 0, 0, y])/(y*z) + G[1, 1, 0, y]/(y*z) - (4*Zeta[3])/(y*z)) + G[1, z]*((11*Pi^2)/(18*y*z) + G[0, 1, 0, y]/(y*z) - G[1, 1, 0, y]/(y*z) - Zeta[3]/(y*z)) + G[0, z]*((((7*I)/2)*Pi^3)/(y*z) - ((I/24)*Pi*(-119 + 166*y - 47*y^2 + 238*z - 285*y*z + 83*y^2*z - 119*z^2 + 83*y*z^2))/ ((-1 + y)*y*(-1 + z)*z*(-1 + y + z)) + (Pi^2*(5129 - 20228*y + 29982*y^2 - 19796*y^3 + 4913*y^4 - 10402*z + 30774*y*z - 30414*y^2*z + 10042*y^3*z + 5237*z^2 - 10330*y*z^2 + 5129*y^2*z^2))/(432*(-1 + y)^2*y*z*(-1 + y + z)^2) + (18089 - 50434*y + 32993*y^2 - 648*y^3 - 55131*z + 111181*y*z - 50110*y^2*z + 55995*z^2 - 85640*y*z^2 + 17765*y^2*z^2 - 18953*z^3 + 24893*y*z^3)/(2592*(-1 + y)*y*(-1 + z)^2*z* (-1 + y + z)) - (Pi^2*G[1, y])/(3*y*z) + ((((-27*I)/2)*Pi)/(y*z) + (-61 + 328*y - 597*y^2 + 454*y^3 - 124*y^4 + 122*z - 489*y*z + 588*y^2*z - 221*y^3*z - 61*z^2 + 170*y*z^2 - 97*y^2*z^2)/(6*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[0, 0, y] + (((6*I)*Pi)/(y*z) + (10 - 48*y + 82*y^2 - 60*y^3 + 16*y^4 - 16*z + 60*y*z - 70*y^2*z + 26*y^3*z + 7*z^2 - 18*y*z^2 + 10*y^2*z^2)/(2*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[1, 0, y] + (11*G[0, 0, 0, y])/(y*z) - (9*G[0, 1, 0, y])/(2*y*z) - (7*G[1, 0, 0, y])/(y*z) + (2*G[1, 1, 0, y])/(y*z) + (4*Zeta[3])/(y*z)) + G[0, y]*((((7*I)/2)*Pi^3)/(y*z) + (-18089 - 2793*y + 54201*y^2 - 33319*y^3 + 18089*z + 35678*y*z - 40447*y^2*z)/(2592*(-1 + y)^2*y*z*(-1 + y + z)) - ((I/24)*Pi*(-119 + 1045*y - 1588*y^2 + 662*y^3 + 119*z - 962*y*z + 662*y^2*z))/((-1 + y)^2*y*z*(-1 + y + z)) + (Pi^2*(5129 - 23828*y + 39882*y^2 - 28796*y^3 + 7613*y^4 - 10258*z + 37758*y*z - 42942*y^2*z + 15442*y^3*z + 5129*z^2 - 13858*y*z^2 + 7829*y^2*z^2))/(432*(-1 + y)^2*y*z*(-1 + y + z)^2) + ((-49*Pi^2)/(6*y*z) + (((3*I)/2)*Pi*(10 - 48*y + 82*y^2 - 60*y^3 + 16*y^4 - 20*z + 71*y*z - 80*y^2*z + 29*y^3*z + 10*z^2 - 24*y*z^2 + 13*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (86 + 1006*y - 3228*y^2 + 3094*y^3 - 958*y^4 - 258*z - 2143*y*z + 5760*y^2*z - 4353*y^3*z + 994*y^4*z + 258*z^2 + 1607*y*z^2 - 2887*y^2*z^2 + 1187*y^3*z^2 - 86*z^3 - 470*y*z^3 + 391*y^2*z^3)/ (72*(-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)^2))*G[0, z] - (Pi^2*G[1, z])/(6*y*z) - (Pi^2*G[1 - y, z])/(6*y*z) + ((((-27*I)/2)*Pi)/(y*z) + (-122 + 596*y - 1029*y^2 + 758*y^3 - 203*y^4 + 244*z - 858*y*z + 966*y^2*z - 352*y^3*z - 122*z^2 + 280*y*z^2 - 149*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[0, 0, z] + (((3*I)*Pi)/(y*z) + (49 - 122*y + 67*y^2 - 98*z + 116*y*z + 49*z^2)/(12*y*z*(-1 + y + z)^2))*G[1, 0, z] + (((3*I)*Pi)/(y*z) + (11 - 92*y + 198*y^2 - 164*y^3 + 47*y^4 - 22*z + 132*y*z - 186*y^2*z + 76*y^3*z + 11*z^2 - 46*y*z^2 + 29*y^2*z^2)/ (12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1 - y, 0, z] + (11*G[0, 0, 0, z])/(y*z) - (5*G[0, 1, 0, z])/(2*y*z) - (4*G[0, 1 - y, 0, z])/(y*z) - (4*G[1, 0, 0, z])/(y*z) + G[1, 1 - y, 0, z]/(y*z) - (3*G[1 - y, 0, 0, z])/(y*z) + G[1 - y, 1 - y, 0, z]/(y*z) + (2*G[-y, 1 - y, 0, z])/(y*z) + (4*Zeta[3])/(y*z))))/eps^2 + Nc^2*Nf*((((-997*I)/4320)*Pi^5)/(y*z) + ((I/5832)*Pi*(357442 - 273499*y + 486*y^2 - 357442*z + 273013*y*z))/ ((-1 + y)*y*(-1 + z)*z) + (55438183 - 43400935*y + 513216*y^2 - 55438183*z + 42887719*y*z)/(839808*(-1 + y)*y*(-1 + z)*z) - ((I/3888)*Pi^3*(-32132*y + 115955*y^2 - 157035*y^3 + 94733*y^4 - 21521*y^5 - 32132*z + 212243*y*z - 462362*y^2*z + 432608*y^3*z - 173174*y^4*z + 22817*y^5*z + 94344*z^2 - 395675*y*z^2 + 596794*y^2*z^2 - 368540*y^3*z^2 + 77145*y^4*z^2 - 92292*z^3 + 287055*y*z^3 - 286434*y^2*z^3 + 91671*y^3*z^3 + 30080*z^4 - 71491*y*z^4 + 37343*y^2*z^4))/((-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)^2* (y + z)) + (Pi^2*(-4037437*y + 14679544*y^2 - 19836420*y^3 + 11782012*y^4 - 2585755*y^5 - 1944*y^6 - 4037437*z + 30765464*y*z - 71694776*y^2*z + 72217642*y^3*z - 32522519*y^4*z + 5271626*y^5*z + 16049956*z^2 - 75783602*y*z^2 + 127635084*y^2*z^2 - 94689011*y^3*z^2 + 29606662*y^4*z^2 - 2683927*y^5*z^2 - 23925246*z^3 + 82977898*y*z^3 - 102294263*y^2*z^3 + 51970660*y^3*z^3 - 8864211*y^4*z^3 + 15850372*z^4 - 41479661*y*z^4 + 35158942*y^2*z^4 - 9664815*y^3*z^4 - 3937645*z^5 + 7557338*y*z^5 - 3484531*y^2*z^5))/(139968*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)) + (Pi^4*(-144*y^2 + 720*y^3 - 1440*y^4 + 1440*y^5 - 720*y^6 + 144*y^7 + 48241*z - 249678*y*z + 538227*y^2*z - 617780*y^3*z + 393975*y^4*z - 125406*y^5*z + 9253*y^6*z + 3168*y^7*z - 191452*z^2 + 952282*y*z^2 - 1931402*y^2*z^2 + 2038596*y^3*z^2 - 1171648*y^4*z^2 + 338258*y^5*z^2 - 31322*y^6*z^2 - 3312*y^7*z^2 + 287034*z^3 - 1385070*y*z^3 + 2640853*y^2*z^3 - 2512648*y^3*z^3 + 1225452*y^4*z^3 - 278986*y^5*z^3 + 22501*y^6*z^3 - 192676*z^4 + 912582*y*z^4 - 1643720*y^2*z^4 + 1390852*y^3*z^4 - 531156*y^4*z^4 + 65846*y^5*z^4 + 48853*z^5 - 230116*y*z^5 + 395898*y^2*z^5 - 298588*y^3*z^5 + 83089*y^4*z^5))/(51840*(-1 + y)^4*y*(-1 + z)^2*z^2*(-1 + y + z)^2) + ((179*Pi^2)/(36*y*z) - ((I/9)*Pi*(127 - 410*y + 244*y^2))/ ((-1 + y)^2*y*z) + (286 - 5781*y + 9624*y^2 - 4129*y^3 - 286*z + 4919*y*z - 3211*y^2*z)/(108*(-1 + y)^2*y*z*(-1 + y + z)))* G[0, 0, 0, y] + ((((-127*I)/9)*Pi)/(y*z) + (179*Pi^2)/(36*y*z) + (286 - 221*y - 65*y^2 - 878*z + 534*y*z + 335*y^2*z + 592*z^2 - 583*y*z^2)/(108*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)))*G[0, 0, 0, z] + (Pi^2*(-1 + 3*y - 3*y^2 + y^3 - 9*y*z)*G[0, 0, 1, y])/ (18*(-1 + y)^3*y*z) + (Pi^2*(8 - 24*y + 24*y^2 - 8*y^3 - 9*y*z)* G[0, 0, 1, z])/(18*(-1 + y)^3*y*z) + (10*Pi^2*G[0, 0, 1 - y, z])/ (9*y*z) + ((-13*Pi^2)/(12*y*z) + ((I/18)*Pi*(22*y^2 - 296*y^3 + 184*y^4 + 98*y*z - 744*y^2*z + 763*y^3*z + 130*z^2 - 708*y*z^2 + 1104*y^2*z^2 - 260*z^3 + 655*y*z^3 + 130*z^4))/(y*z*(-1 + y + z)^2*(y + z)^2) + (594*y^3 - 2124*y^4 + 2592*y^5 - 972*y^6 - 306*y^7 + 216*y^8 - 254*y^2*z - 5636*y^3*z + 22570*y^4*z - 31354*y^5*z + 18812*y^6*z - 4138*y^7*z + 1121*y*z^2 - 16801*y^2*z^2 + 65814*y^3*z^2 - 111222*y^4*z^2 + 90451*y^5*z^2 - 33285*y^6*z^2 + 3922*y^7*z^2 + 1006*z^3 - 14849*y*z^3 + 74091*y^2*z^3 - 158798*y^3*z^3 + 164654*y^4*z^3 - 81369*y^5*z^3 + 15319*y^6*z^3 - 3486*z^4 + 32209*y*z^4 - 98175*y^2*z^4 + 134235*y^3*z^4 - 85453*y^4*z^4 + 20724*y^5*z^4 + 3954*z^5 - 23617*y*z^5 + 47013*y^2*z^5 - 38583*y^3*z^5 + 11179*y^4*z^5 - 1474*z^6 + 5136*y*z^6 - 5568*y^2*z^6 + 1852*y^3*z^6)/(216*(-1 + y)^3*y*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)^2))*G[0, 1, 0, y] + ((Pi^2*(13 - 39*y + 39*y^2 - 13*y^3 - 6*y*z))/(12*(-1 + y)^3*y*z) + ((I/18)*Pi*(-5*y^2 - 220*y^3 + 630*y^4 - 580*y^5 + 175*y^6 + 44*y*z - 676*y^2*z + 1953*y^3*z - 2048*y^4*z + 727*y^5*z + 103*z^2 - 800*y*z^2 + 2344*y^2*z^2 - 2700*y^3*z^2 + 1050*y^4*z^2 - 236*z^3 + 1079*y*z^3 - 1468*y^2*z^3 + 619*y^3*z^3 + 112*z^4 - 236*y*z^4 + 121*y^2*z^4))/((-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^2) + (-810*y^3 + 2430*y^4 - 2430*y^5 + 810*y^6 + 380*y^2*z + 6700*y^3*z - 19758*y^4*z + 17896*y^5*z - 5218*y^6*z - 221*y*z^2 + 13466*y^2*z^2 - 50026*y^3*z^2 + 63050*y^4*z^2 - 30101*y^5*z^2 + 3832*y^6*z^2 - 448*z^3 + 10585*y*z^3 - 55316*y^2*z^3 + 95112*y^3*z^3 - 63782*y^4*z^3 + 14635*y^5*z^3 + 2352*z^4 - 24655*y*z^4 + 64700*y^2*z^4 - 60823*y^3*z^4 + 19212*y^4*z^4 - 3000*z^5 + 17611*y*z^5 - 25244*y^2*z^5 + 9847*y^3*z^5 + 1096*z^6 - 3320*y*z^6 + 1438*y^2*z^6)/(216*(-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2))*G[0, 1, 0, z] + (Pi^2*(-5 + 15*y - 15*y^2 + 5*y^3 - 9*y*z)*G[0, 1, 1, y])/ (18*(-1 + y)^3*y*z) + (Pi^2*(-5 + 15*y - 15*y^2 + 5*y^3 - 18*y*z)* G[0, 1, 1, z])/(36*(-1 + y)^3*y*z) + (Pi^2*(1 - 3*y + 3*y^2 - y^3 + 18*y*z)*G[0, 1, 1 - y, z])/ (36*(-1 + y)^3*y*z) + (Pi^2*(-5 + 15*y - 15*y^2 + 5*y^3 + 9*y*z)* G[0, 1 - y, 0, z])/(18*(-1 + y)^3*y*z) + (Pi^2*(-11 + 33*y - 33*y^2 + 11*y^3 + 9*y*z)*G[0, 1 - y, 1, z])/ (18*(-1 + y)^3*y*z) + (Pi^2*(4 - 9*y + 14*y^3 - 12*y^4 + 3*y^5 - 8*z + 12*y*z - 15*y^2*z - y^3*z + 3*y^4*z + 4*z^2 + 6*y*z^2 + 12*y^2*z^2 - 4*y^3*z^2 - 9*y*z^3)*G[0, 1 - y, 1 - y, z])/ (18*(-1 + y)^3*y*(-1 + z)^2*z) + (Pi^2*(4 - 11*y + 8*y^2 + 2*y^3 - 4*y^4 + y^5 - 8*z + 26*y*z - 21*y^2*z + 5*y^3*z + y^4*z + 4*z^2 - 18*y*z^2 + 12*y^2*z^2 - 4*y^3*z^2 + 3*y*z^3)*G[0, -y, 1 - y, z])/(6*(-1 + y)^3*y*(-1 + z)^2* z) + ((-107*Pi^2)/(24*y*z) + ((I/36)*Pi*(742 - 3076*y + 4749*y^2 - 3238*y^3 + 823*y^4 - 1484*z + 4377*y*z - 4494*y^2*z + 1601*y^3*z + 742*z^2 - 1100*y*z^2 + 454*y^2*z^2))/((-1 + y)^2*y*z* (-1 + y + z)^2) + (-108*y^2 + 144*y^3 + 504*y^4 - 1296*y^5 + 1044*y^6 - 288*y^7 - 2296*y*z + 12575*y^2*z - 26263*y^3*z + 26299*y^4*z - 12629*y^5*z + 2314*y^6*z - 1864*z^2 + 15088*y*z^2 - 40716*y^2*z^2 + 50755*y^3*z^2 - 30430*y^4*z^2 + 7167*y^5*z^2 + 3953*z^3 - 17982*y*z^3 + 28905*y^2*z^3 - 20117*y^3*z^3 + 5268*y^4*z^3 - 2089*z^4 + 4449*y*z^4 - 3036*y^2*z^4 + 703*y^3*z^4)/ (108*(-1 + y)^3*y*z^2*(-1 + y + z)^2*(y + z)))*G[1, 0, 0, y] + ((-331*Pi^2)/(72*y*z) + ((I/36)*Pi*(418 - 1328*y + 787*y^2 - 836*z + 1529*y*z + 418*z^2))/(y*z*(-1 + y + z)^2) + (108*y^2 - 216*y^3 + 108*y^4 + 82*y*z - 3951*y^2*z + 7056*y^3*z - 3187*y^4*z + 298*z^2 - 4431*y*z^2 + 14755*y^2*z^2 - 13521*y^3*z^2 + 2728*y^4*z^2 - 1020*z^3 + 9277*y*z^3 - 14767*y^2*z^3 + 6681*y^3*z^3 + 1146*z^4 - 5181*y*z^4 + 4206*y^2*z^4 - 424*z^5 + 253*y*z^5)/(108*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)))* G[1, 0, 0, z] + (Pi^2*(2 - 6*y + 6*y^2 - 2*y^3 - 9*y*z)*G[1, 0, 1, y])/ (18*(-1 + y)^3*y*z) + (7*Pi^2*G[1, 0, 1, z])/(36*y*z) - (Pi^2*G[1, 0, 1 - y, z])/(9*y*z) + ((41*Pi^2)/(72*y*z) - ((I/36)*Pi*(242*y^2 - 932*y^3 + 1353*y^4 - 878*y^5 + 215*y^6 + 376*y*z - 1796*y^2*z + 3477*y^3*z - 2962*y^4*z + 905*y^5*z + 26*z^2 - 580*y*z^2 + 2453*y^2*z^2 - 3270*y^3*z^2 + 1317*y^4*z^2 + 68*z^3 + 427*y*z^3 - 1382*y^2*z^3 + 779*y^3*z^3 - 10*z^4 - 196*y*z^4 + 152*y^2*z^4))/ ((-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^2) + (-810*y^3 + 3222*y^4 - 4806*y^5 + 3186*y^6 - 792*y^7 + 553*y^2*z - 304*y^3*z - 3063*y^4*z + 5402*y^5*z - 3164*y^6*z + 576*y^7*z + 557*y*z^2 - 4661*y^2*z^2 + 14800*y^3*z^2 - 15269*y^4*z^2 + 4289*y^5*z^2 + 284*y^6*z^2 + 157*z^3 - 1489*y*z^3 + 17642*y^2*z^3 - 36102*y^3*z^3 + 22658*y^4*z^3 - 4453*y^5*z^3 + 609*z^4 + 4579*y*z^4 - 25520*y^2*z^4 + 26905*y^3*z^4 - 8160*y^4*z^4 - 969*z^5 - 5737*y*z^5 + 12998*y^2*z^5 - 4705*y^3*z^5 + 203*z^6 + 2090*y*z^6 - 706*y^2*z^6)/(216*(-1 + y)^2*y*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)^2))*G[1, 1, 0, y] + G[-y, -y, z]*((2*(3*y^2 + 3*y*z - 10*z^2)*G[0, 1, 0, y])/(3*y*z^3) + (2*(3*y^2 + 3*y*z - 10*z^2)*G[1, 1, 0, y])/(3*y*z^3)) + G[-y, 0, z]*((10*G[0, 1, 0, y])/(3*y*z) + ((3*y^2 + 3*y*z - 14*z^2)*G[1, 0, 0, y])/(3*y*z^3) + ((3*y^2 + 3*y*z + 5*z^2)*G[1, 1, 0, y])/(3*y*z^3)) + G[0, -y, z]*(((-4 + 11*y - 8*y^2 - 2*y^3 + 4*y^4 - y^5 + 8*z - 26*y*z + 21*y^2*z - 5*y^3*z - y^4*z - 4*z^2 + 18*y*z^2 - 12*y^2*z^2 + 4*y^3*z^2 - 3*y*z^3)*G[0, 1, 0, y])/((-1 + y)^3*y*(-1 + z)^2*z) + ((-4 + 11*y - 8*y^2 - 2*y^3 + 4*y^4 - y^5 + 8*z - 26*y*z + 21*y^2*z - 5*y^3*z - y^4*z - 4*z^2 + 18*y*z^2 - 12*y^2*z^2 + 4*y^3*z^2 - 3*y*z^3)*G[1, 1, 0, y])/((-1 + y)^3*y*(-1 + z)^2*z)) + G[1 - y, -y, z]*(((-10 + 27*y - 18*y^2 - 8*y^3 + 12*y^4 - 3*y^5 + 20*z - 48*y*z + 51*y^2*z - 11*y^3*z - 3*y^4*z - 10*z^2 + 12*y*z^2 - 30*y^2*z^2 + 10*y^3*z^2 + 9*y*z^3)*G[0, 1, 0, y])/ (3*(-1 + y)^3*y*(-1 + z)^2*z) + ((-10 + 27*y - 18*y^2 - 8*y^3 + 12*y^4 - 3*y^5 + 20*z - 48*y*z + 51*y^2*z - 11*y^3*z - 3*y^4*z - 10*z^2 + 12*y*z^2 - 30*y^2*z^2 + 10*y^3*z^2 + 9*y*z^3)*G[1, 1, 0, y])/(3*(-1 + y)^3*y*(-1 + z)^2* z)) + ((-107*Pi^2)/(36*y*z) + ((I/18)*Pi*(43 - 302*y + 151*y^2 - 86*z + 248*y*z + 43*z^2))/ (y*z*(-1 + y + z)^2) + (-216*y^2 + 450*y^3 - 234*y^4 - 1250*y*z + 1860*y^2*z - 438*y^3*z - 172*y^4*z - 602*z^2 + 3828*y*z^2 - 4697*y^2*z^2 + 777*y^3*z^2 + 334*y^4*z^2 + 1986*z^3 - 6227*y*z^3 + 5390*y^2*z^3 - 789*y^3*z^3 - 2166*z^4 + 4791*y*z^4 - 2265*y^2*z^4 + 782*z^5 - 1142*y*z^5)/(216*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)))*G[1, 1, 0, z] - (2*Pi^2*G[1, 1, 1, y])/(9*y*z) - (5*Pi^2*G[1, 1, 1, z])/(9*y*z) - (Pi^2*G[1, 1 - y, 0, z])/(18*y*z) - (Pi^2*G[1, 1 - y, 1, z])/(36*y*z) + (Pi^2*G[1, 1 - y, 1 - y, z])/ (18*y*z) + (5*Pi^2*G[1 - y, 0, 0, z])/(36*y*z) + (Pi^2*(3*y^2 - 9*y^3 + 9*y^4 - 3*y^5 + 3*y*z - 9*y^2*z + 9*y^3*z - 3*y^4*z - 10*z^2 + 30*y*z^2 - 30*y^2*z^2 + 10*y^3*z^2 + 9*y*z^3)* G[1 - y, 0, 1, z])/(18*(-1 + y)^3*y*z^3) + (Pi^2*(-6*y^2 - 6*y*z - 7*z^2)*G[1 - y, 0, 1 - y, z])/(36*y*z^3) + ((Pi^2*(-259 + 777*y - 777*y^2 + 259*y^3 + 36*y*z))/ (72*(-1 + y)^3*y*z) - ((I/36)*Pi*(436*y^2 - 1852*y^3 + 2913*y^4 - 2014*y^5 + 517*y^6 + 764*y*z - 4144*y^2*z + 8013*y^3*z - 6638*y^4*z + 2005*y^5*z + 220*z^2 - 2516*y*z^2 + 7075*y^2*z^2 - 7482*y^3*z^2 + 2697*y^4*z^2 - 440*z^3 + 2303*y*z^3 - 3322*y^2*z^3 + 1447*y^3*z^3 + 220*z^4 - 464*y*z^4 + 238*y^2*z^4))/ ((-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^2) + (-594*y^3 + 3150*y^4 - 5886*y^5 + 4698*y^6 - 1368*y^7 + 1202*y^2*z - 2756*y^3*z - 1716*y^4*z + 8044*y^5*z - 5926*y^6*z + 1152*y^7*z + 775*y*z^2 - 8956*y^2*z^2 + 21023*y^3*z^2 - 15424*y^4*z^2 + 1048*y^5*z^2 + 1534*y^6*z^2 - 58*z^3 - 3875*y*z^3 + 22594*y^2*z^3 - 35229*y^3*z^3 + 18556*y^4*z^3 - 2774*y^5*z^3 + 138*z^4 + 6602*y*z^4 - 21346*y^2*z^4 + 18998*y^3*z^4 - 5178*y^4*z^4 - 102*z^5 - 3902*y*z^5 + 6448*y^2*z^5 - 1658*y^3*z^5 + 22*z^6 + 400*y*z^6 + 364*y^2*z^6)/(216*(-1 + y)^2*y*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)^2))*G[1 - y, 1, 0, z] + (Pi^2*(-17 + 51*y - 51*y^2 + 17*y^3 + 18*y*z)*G[1 - y, 1, 1, z])/ (36*(-1 + y)^3*y*z) + (Pi^2*(-1 + 9*y - 27*y^2 + 37*y^3 - 24*y^4 + 6*y^5 + 2*z - 30*y*z + 24*y^2*z - 20*y^3*z + 6*y^4*z - z^2 + 39*y*z^2 - 3*y^2*z^2 + y^3*z^2 - 18*y*z^3)*G[1 - y, 1, 1 - y, z])/ (36*(-1 + y)^3*y*(-1 + z)^2*z) + (Pi^2*(y - 3*y^2 + 3*y^3 - y^4 + z - 3*y*z + 3*y^2*z - y^3*z - 3*z^3)* G[1 - y, 1 - y, 0, z])/(6*(-1 + y)^3*z^3) + (Pi^2*(-y^2 + 3*y^3 - 3*y^4 + y^5 - y*z + 3*y^2*z - 3*y^3*z + y^4*z + z^2 - 3*y*z^2 + 3*y^2*z^2 - y^3*z^2 - 3*y*z^3)*G[1 - y, 1 - y, 1, z])/ (6*(-1 + y)^3*y*z^3) + (Pi^2*(-12*y^2 + 36*y^3 - 36*y^4 + 12*y^5 - 12*y*z + 60*y^2*z - 108*y^3*z + 84*y^4*z - 24*y^5*z + z^2 + 15*y*z^2 - 57*y^2*z^2 + 71*y^3*z^2 - 36*y^4*z^2 + 6*y^5*z^2 - 2*z^3 + 18*y*z^3 + 12*y^2*z^3 - 16*y^3*z^3 + 6*y^4*z^3 + z^4 - 39*y*z^4 + 3*y^2*z^4 - y^3*z^4 + 18*y*z^5)*G[1 - y, 1 - y, 1 - y, z])/ (36*(-1 + y)^3*y*(-1 + z)^2*z^3) + (Pi^2*(10 - 27*y + 18*y^2 + 8*y^3 - 12*y^4 + 3*y^5 - 20*z + 48*y*z - 51*y^2*z + 11*y^3*z + 3*y^4*z + 10*z^2 - 12*y*z^2 + 30*y^2*z^2 - 10*y^3*z^2 - 9*y*z^3)*G[1 - y, -y, 1 - y, z])/ (18*(-1 + y)^3*y*(-1 + z)^2*z) + (Pi^2*(3*y^2 + 3*y*z - 7*z^2)* G[-y, 0, 1, z])/(18*y*z^3) - (2*Pi^2*G[-y, 0, 1 - y, z])/(3*y*z) + (Pi^2*(-3*y^2 - 3*y*z - 5*z^2)*G[-y, 1 - y, 0, z])/(18*y*z^3) + (Pi^2*(3*y^2 + 3*y*z - 7*z^2)*G[-y, 1 - y, 1, z])/(18*y*z^3) + (Pi^2*G[-y, 1 - y, 1 - y, z])/(6*y*z) + (Pi^2*(-3*y^2 - 3*y*z + 10*z^2)*G[-y, -y, 1 - y, z])/(9*y*z^3) + ((((19*I)/2)*Pi)/(y*z) + (449 - 1486*y + 890*y^2)/(36*(-1 + y)^2*y*z))* G[0, 0, 0, 0, y] + (449/(36*y*z) + (((19*I)/2)*Pi)/(y*z))* G[0, 0, 0, 0, z] + ((((-13*I)/2)*Pi)/(y*z) + (36*y^3 - 216*y^4 + 540*y^5 - 720*y^6 + 540*y^7 - 216*y^8 + 36*y^9 + 605*y^2*z - 3840*y^3*z + 10104*y^4*z - 14116*y^5*z + 11049*y^6*z - 4596*y^7*z + 794*y^8*z + 1066*y*z^2 - 8313*y^2*z^2 + 26507*y^3*z^2 - 45024*y^4*z^2 + 43844*y^5*z^2 - 24113*y^6*z^2 + 6683*y^7*z^2 - 650*y^8*z^2 + 389*z^3 - 5430*y*z^3 + 24577*y^2*z^3 - 54697*y^3*z^3 + 67898*y^4*z^3 - 47866*y^5*z^3 + 17783*y^6*z^3 - 2663*y^7*z^3 - 1065*z^4 + 8789*y*z^4 - 28115*y^2*z^4 + 46320*y^3*z^4 - 42020*y^4*z^4 + 19937*y^5*z^4 - 3855*y^6*z^4 + 939*z^5 - 5471*y*z^5 + 13127*y^2*z^5 - 15984*y^3*z^5 + 9773*y^4*z^5 - 2375*y^5*z^5 - 209*z^6 + 992*y*z^6 - 1935*y^2*z^6 + 1748*y^3*z^6 - 587*y^4*z^6 - 54*z^7 + 54*y*z^7 + 54*y^2*z^7 - 54*y^3*z^7)/ (36*(-1 + y)^4*y*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2))* G[0, 0, 1, 0, y] + ((((-11*I)/6)*Pi)/(y*z) + (-36*y^3 + 108*y^4 - 108*y^5 + 36*y^6 - 119*y^2*z + 992*y^3*z - 2088*y^4*z + 1676*y^5*z - 461*y^6*z - 238*y*z^2 + 2400*y^2*z^2 - 7123*y^3*z^2 + 8794*y^4*z^2 - 4659*y^5*z^2 + 826*y^6*z^2 - 263*z^3 + 2688*y*z^3 - 10574*y^2*z^3 + 17858*y^3*z^3 - 14015*y^4*z^3 + 4710*y^5*z^3 - 398*y^6*z^3 + 1172*z^4 - 7591*y*z^4 + 17984*y^2*z^4 - 19268*y^3*z^4 + 9430*y^4*z^4 - 1619*y^5*z^4 - 1944*z^5 + 8758*y*z^5 - 13319*y^2*z^5 + 8728*y^3*z^5 - 2235*y^4*z^5 + 1478*z^6 - 4257*y*z^6 + 3714*y^2*z^6 - 1151*y^3*z^6 - 497*z^7 + 586*y*z^7 - 83*y^2*z^7 + 54*z^8 + 54*y*z^8)/(36*(-1 + y)^2*y* (-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^2))*G[0, 0, 1, 0, z] + ((((-7*I)/3)*Pi)/(y*z) + (-12*y^3 + 72*y^4 - 180*y^5 + 240*y^6 - 180*y^7 + 72*y^8 - 12*y^9 + y^2*z - 170*y^3*z + 767*y^4*z - 1388*y^5*z + 1247*y^6*z - 554*y^7*z + 97*y^8*z + 74*y*z^2 - 847*y^2*z^2 + 3419*y^3*z^2 - 6831*y^4*z^2 + 7476*y^5*z^2 - 4493*y^6*z^2 + 1347*y^7*z^2 - 145*y^8*z^2 + 97*z^3 - 1004*y*z^3 + 4468*y^2*z^3 - 10383*y^3*z^3 + 13515*y^4*z^3 - 9914*y^5*z^3 + 3825*y^6*z^3 - 601*y^7*z^3 - 291*z^4 + 2215*y*z^4 - 6834*y^2*z^4 + 10992*y^3*z^4 - 9741*y^4*z^4 + 4529*y^5*z^4 - 867*y^6*z^4 + 291*z^5 - 1679*y*z^5 + 3812*y^2*z^5 - 4258*y^3*z^5 + 2342*y^4*z^5 - 511*y^5*z^5 - 97*z^6 + 394*y*z^6 - 600*y^2*z^6 + 400*y^3*z^6 - 100*y^4*z^6)/(12*(-1 + y)^4*y*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2))*G[0, 1, 0, 0, y] + ((((-7*I)/3)*Pi)/(y*z) + (-12*y^3 + 36*y^4 - 36*y^5 + 12*y^6 - 43*y^2*z + 372*y^3*z - 781*y^4*z + 618*y^5*z - 166*y^6*z - 86*y*z^2 + 870*y^2*z^2 - 2661*y^3*z^2 + 3286*y^4*z^2 - 1701*y^5*z^2 + 292*y^6*z^2 - 91*z^3 + 912*y*z^3 - 3769*y^2*z^3 + 6624*y^3*z^3 - 5196*y^4*z^3 + 1696*y^5*z^3 - 139*y^6*z^3 + 378*z^4 - 2499*y*z^4 + 6396*y^2*z^4 - 7186*y^3*z^4 + 3488*y^4*z^4 - 577*y^5*z^4 - 574*z^5 + 2830*y*z^5 - 4849*y^2*z^5 + 3350*y^3*z^5 - 831*y^4*z^5 + 378*z^6 - 1379*y*z^6 + 1488*y^2*z^6 - 487*y^3*z^6 - 91*z^7 + 222*y*z^7 - 94*y^2*z^7)/(12*(-1 + y)^2*y*(-1 + z)^2*z^2* (-1 + y + z)^2*(y + z)^2))*G[0, 1, 0, 0, z] + (((-1/3*I)*Pi)/(y*z) + (36*y^4 - 108*y^5 + 108*y^6 - 36*y^7 + 91*y^2*z - 376*y^3*z + 444*y^4*z - 124*y^5*z - 35*y^6*z + 200*y*z^2 - 1108*y^2*z^2 + 2043*y^3*z^2 - 1400*y^4*z^2 + 265*y^5*z^2 + 145*z^3 - 1052*y*z^3 + 2719*y^2*z^3 - 2394*y^3*z^3 + 483*y^4*z^3 - 284*z^4 + 1427*y*z^4 - 1606*y^2*z^4 + 157*y^3*z^4 + 235*z^5 - 434*y*z^5 - 116*y^2*z^5 - 54*z^6 - 54*y*z^6)/(36*(-1 + y)^2*y*z^2*(-1 + y + z)^2* (y + z)^2))*G[0, 1, 1, 0, y] + ((((-7*I)/3)*Pi)/(y*z) + (6*y^3 - 18*y^4 + 18*y^5 - 6*y^6 + 29*y^2*z - 42*y^3*z - 19*y^4*z + 48*y^5*z - 16*y^6*z + 34*y*z^2 - 39*y^2*z^2 - 102*y^3*z^2 + 159*y^4*z^2 - 52*y^5*z^2 - z^3 + 12*y*z^3 - 130*y^2*z^3 + 198*y^3*z^3 - 60*y^4*z^3 + 3*z^4 - 54*y*z^4 + 117*y^2*z^4 - 28*y^3*z^4 - z^5 + 24*y*z^5 - 4*y^2*z^5)/ (6*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^2))*G[0, 1, 1, 0, z] + ((((20*I)/3)*Pi)/(y*z) + (36*y^4 - 108*y^5 + 108*y^6 - 36*y^7 + 457*y^2*z - 1828*y^3*z + 2661*y^4*z - 1666*y^5*z + 376*y^6*z + 824*y*z^2 - 4240*y^2*z^2 + 7911*y^3*z^2 - 6368*y^4*z^2 + 1873*y^5*z^2 + 259*z^3 - 2600*y*z^3 + 7090*y^2*z^3 - 7596*y^3*z^3 + 2841*y^4*z^3 - 440*z^4 + 2189*y*z^4 - 3454*y^2*z^4 + 1801*y^3*z^4 + 133*z^5 - 398*y*z^5 + 475*y^2*z^5 + 54*z^6 + 54*y*z^6)/ (36*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^2))* G[0, 1 - y, 1, 0, z] + ((((-26*I)/3)*Pi)/(y*z) + (-235 + 980*y - 1520*y^2 + 1040*y^3 - 265*y^4 + 470*z - 1402*y*z + 1450*y^2*z - 518*y^3*z - 235*z^2 + 358*y*z^2 - 151*y^2*z^2)/ (12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 0, 0, 0, y] + ((((-26*I)/3)*Pi)/(y*z) + (-133 + 418*y - 247*y^2 + 266*z - 482*y*z - 133*z^2)/(12*y*z*(-1 + y + z)^2))*G[1, 0, 0, 0, z] + ((((19*I)/3)*Pi)/(y*z) + (36*y^3 - 108*y^4 + 108*y^5 - 36*y^6 + 634*y^2*z - 2614*y^3*z + 3897*y^4*z - 2488*y^5*z + 571*y^6*z + 1070*y*z^2 - 5572*y^2*z^2 + 10413*y^3*z^2 - 8240*y^4*z^2 + 2329*y^5*z^2 + 364*z^3 - 3482*y*z^3 + 9364*y^2*z^3 - 9702*y^3*z^3 + 3363*y^4*z^3 - 632*z^4 + 3095*y*z^4 - 4618*y^2*z^4 + 2077*y^3*z^4 + 247*z^5 - 650*y*z^5 + 526*y^2*z^5 + 54*z^6 + 54*y*z^6)/ (36*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^2))*G[1, 0, 1, 0, y] + ((-3*y^2 + 6*y^3 - 3*y^4 + 6*y*z - 18*y^2*z + 18*y^3*z - 6*y^4*z + 127*z^2 - 406*y*z^2 + 558*y^2*z^2 - 406*y^3*z^2 + 127*y^4*z^2 - 308*z^3 + 708*y*z^3 - 654*y^2*z^3 + 254*y^3*z^3 + 235*z^4 - 146*y*z^4 + 19*y^2*z^4 - 54*z^5 - 54*y*z^5)*G[1, 0, 1, 0, z])/ (36*(-1 + y)^2*y*z^3*(-1 + y + z)^2) + ((((3*I)/2)*Pi)/(y*z) + (36*y^3 - 108*y^4 + 108*y^5 - 36*y^6 + 475*y^2*z - 1804*y^3*z + 2523*y^4*z - 1534*y^5*z + 340*y^6*z + 734*y*z^2 - 3526*y^2*z^2 + 6366*y^3*z^2 - 5006*y^4*z^2 + 1432*y^5*z^2 + 187*z^3 - 1856*y*z^3 + 5296*y^2*z^3 - 5736*y^3*z^3 + 2076*y^4*z^3 - 242*z^4 + 1586*y*z^4 - 2626*y^2*z^4 + 1216*y^3*z^4 + 133*z^5 - 398*y*z^5 + 232*y^2*z^5)/(36*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^2))*G[1, 1, 0, 0, y] + ((((-16*I)/3)*Pi)/(y*z) + (4 + 116*y - 297*y^2 + 230*y^3 - 53*y^4 - 26*z - 81*y*z + 186*y^2*z - 79*y^3*z + 40*z^2 + 28*y*z^2 - 32*y^2*z^2 - 18*z^3 - 18*y*z^3)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[1, 1, 0, 0, z] + (((I/2)*Pi)/(y*z) + (12*y^3 - 48*y^4 + 72*y^5 - 48*y^6 + 12*y^7 - 10*y^2*z - 16*y^3*z + 100*y^4*z - 112*y^5*z + 38*y^6*z - 56*y*z^2 + 186*y^2*z^2 - 176*y^3*z^2 + 56*y^4*z^2 - 10*y^5*z^2 - 46*z^3 + 276*y*z^3 - 461*y^2*z^3 + 350*y^3*z^3 - 138*y^4*z^3 + 98*z^4 - 282*y*z^4 + 282*y^2*z^4 - 172*y^3*z^4 - 37*z^5 + 34*y*z^5 - 88*y^2*z^5 - 18*z^6 - 18*y*z^6)/(12*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^2))* G[1, 1, 1, 0, y] + G[-y, z]*((Pi^2*G[0, 1, y])/(18*y*z) - (5*Pi^2*G[1, 0, y])/(18*y*z) + (Pi^2*(3*y^2 + 3*y*z - 4*z^2)* G[1, 1, y])/(18*y*z^3) + ((((-14*I)/3)*Pi)/(y*z) + (33*y^4 - 130*y^5 + 193*y^6 - 128*y^7 + 32*y^8 + 96*y^3*z - 467*y^4*z + 846*y^5*z - 695*y^6*z + 240*y^7*z - 20*y^8*z + 255*y^2*z^2 - 1148*y^3*z^2 + 2105*y^4*z^2 - 1886*y^5*z^2 + 774*y^6*z^2 - 100*y^7*z^2 + 306*y*z^3 - 1675*y^2*z^3 + 3510*y^3*z^3 - 3569*y^4*z^3 + 1724*y^5*z^3 - 296*y^6*z^3 + 42*z^4 - 884*y*z^4 + 2910*y^2*z^4 - 4004*y^3*z^4 + 2550*y^4*z^4 - 578*y^5*z^4 - 92*z^5 + 830*y*z^5 - 1952*y^2*z^5 + 1926*y^3*z^5 - 640*y^4*z^5 + 50*z^6 - 252*y*z^6 + 570*y^2*z^6 - 368*y^3*z^6 + 18*z^7 + 18*y*z^7 - 108*y^2*z^7 - 18*z^8 - 18*y*z^8)/ (12*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 0, y] + ((((-14*I)/3)*Pi)/(y*z) + (33*y^4 - 130*y^5 + 193*y^6 - 128*y^7 + 32*y^8 + 96*y^3*z - 467*y^4*z + 846*y^5*z - 695*y^6*z + 240*y^7*z - 20*y^8*z + 255*y^2*z^2 - 1148*y^3*z^2 + 2105*y^4*z^2 - 1886*y^5*z^2 + 774*y^6*z^2 - 100*y^7*z^2 + 306*y*z^3 - 1675*y^2*z^3 + 3510*y^3*z^3 - 3569*y^4*z^3 + 1724*y^5*z^3 - 296*y^6*z^3 + 42*z^4 - 884*y*z^4 + 2910*y^2*z^4 - 4004*y^3*z^4 + 2550*y^4*z^4 - 578*y^5*z^4 - 92*z^5 + 830*y*z^5 - 1952*y^2*z^5 + 1926*y^3*z^5 - 640*y^4*z^5 + 50*z^6 - 252*y*z^6 + 570*y^2*z^6 - 368*y^3*z^6 + 18*z^7 + 18*y*z^7 - 108*y^2*z^7 - 18*z^8 - 18*y*z^8)/ (12*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2))* G[1, 1, 0, y] + ((y^2 + y*z - 2*z^2)*G[0, 0, 1, 0, y])/(y*z^3) + ((-3*y^2 - 3*y*z + 14*z^2)*G[0, 1, 0, 0, y])/(3*y*z^3) - G[0, 1, 1, 0, y]/(3*y*z) + ((-y^2 - y*z + 4*z^2)*G[1, 0, 1, 0, y])/ (y*z^3) + ((-3*y^2 - 3*y*z + 14*z^2)*G[1, 1, 0, 0, y])/(3*y*z^3) + ((-3*y^2 - 3*y*z + 4*z^2)*G[1, 1, 1, 0, y])/(3*y*z^3)) + ((((-8*I)/3)*Pi)/(y*z) + (y^2 - 2*y^3 + y^4 - 2*y*z + 6*y^2*z - 6*y^3*z + 2*y^4*z - 11*z^2 + 106*y*z^2 - 223*y^2*z^2 + 172*y^3*z^2 - 44*y^4*z^2 + 4*z^3 - 159*y*z^3 + 252*y^2*z^3 - 97*y^3*z^3 + 25*z^4 + 58*y*z^4 - 47*y^2*z^4 - 18*z^5 - 18*y*z^5)/(12*(-1 + y)^2*y*z^3* (-1 + y + z)^2))*G[1, 1, 1, 0, z] + (((-1/3*I)*Pi)/(y*z) + (3*y^2 - 6*y^3 + 3*y^4 - 6*y*z + 15*y^2*z - 12*y^3*z + 3*y^4*z + 40*z^2 - 40*y*z^2 - 78*y^2*z^2 + 152*y^3*z^2 - 110*y^4*z^2 + 36*y^5*z^2 - 174*z^3 + 160*y*z^3 + 72*y^2*z^3 - 90*y^3*z^3 + 32*y^4*z^3 + 282*z^4 - 86*y*z^4 - 80*y^2*z^4 - 8*y^3*z^4 - 202*z^5 - 82*y*z^5 + 68*y^2*z^5 + 54*z^6 + 54*y*z^6)/ (36*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2))*G[1, 1 - y, 1, 0, z] + ((((19*I)/3)*Pi)/(y*z) + (-32*y^4 + 128*y^5 - 192*y^6 + 128*y^7 - 32*y^8 - 72*y^3*z + 348*y^4*z - 632*y^5*z + 528*y^6*z - 192*y^7*z + 20*y^8*z - 181*y^2*z^2 + 918*y^3*z^2 - 1714*y^4*z^2 + 1474*y^5*z^2 - 573*y^6*z^2 + 76*y^7*z^2 - 244*y*z^3 + 1565*y^2*z^3 - 3621*y^3*z^3 + 3714*y^4*z^3 - 1675*y^5*z^3 + 261*y^6*z^3 - 67*z^4 + 1014*y*z^4 - 3674*y^2*z^4 + 5301*y^3*z^4 - 3217*y^4*z^4 + 681*y^5*z^4 + 183*z^5 - 1435*y*z^5 + 3416*y^2*z^5 - 3051*y^3*z^5 + 889*y^4*z^5 - 144*z^6 + 801*y*z^6 - 1268*y^2*z^6 + 537*y^3*z^6 + 10*z^7 - 154*y*z^7 + 142*y^2*z^7 + 18*z^8 + 18*y*z^8)/(12*(-1 + y)^2*y*(-1 + z)*z^3* (-1 + y + z)^2*(y + z)^2))*G[1 - y, 0, 1, 0, z] + ((((41*I)/6)*Pi)/(y*z) + (-36*y^3 + 180*y^4 - 324*y^5 + 252*y^6 - 72*y^7 + 355*y^2*z - 1408*y^3*z + 1962*y^4*z - 1120*y^5*z + 211*y^6*z + 710*y*z^2 - 3724*y^2*z^2 + 7059*y^3*z^2 - 5600*y^4*z^2 + 1555*y^5*z^2 + 211*z^3 - 2288*y*z^3 + 6607*y^2*z^3 - 7158*y^3*z^3 + 2517*y^4*z^3 - 368*z^4 + 2045*y*z^4 - 3418*y^2*z^4 + 1627*y^3*z^4 + 103*z^5 - 434*y*z^5 + 436*y^2*z^5 + 54*z^6 + 54*y*z^6)/ (36*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 1, 0, 0, z] + ((((14*I)/3)*Pi)/(y*z) + (12*y^3 - 60*y^4 + 108*y^5 - 84*y^6 + 24*y^7 + 93*y^2*z - 500*y^3*z + 916*y^4*z - 704*y^5*z + 195*y^6*z + 138*y*z^2 - 892*y^2*z^2 + 1956*y^3*z^2 - 1736*y^4*z^2 + 534*y^5*z^2 + 33*z^3 - 452*y*z^3 + 1485*y^2*z^3 - 1758*y^3*z^3 + 654*y^4*z^3 - 48*z^4 + 358*y*z^4 - 734*y^2*z^4 + 384*y^3*z^4 - 3*z^5 - 74*y*z^5 + 111*y^2*z^5 + 18*z^6 + 18*y*z^6)/(12*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 1, 1, 0, z] + ((((-7*I)/6)*Pi)/(y*z) + (96*y^4 - 384*y^5 + 576*y^6 - 384*y^7 + 96*y^8 + 216*y^3*z - 1044*y^4*z + 1896*y^5*z - 1584*y^6*z + 576*y^7*z - 60*y^8*z + 299*y^2*z^2 - 1694*y^3*z^2 + 3447*y^4*z^2 - 3236*y^5*z^2 + 1412*y^6*z^2 - 228*y^7*z^2 + 298*y*z^3 - 2059*y^2*z^3 + 5165*y^3*z^3 - 5611*y^4*z^3 + 2683*y^5*z^3 - 476*y^6*z^3 + 83*z^4 - 1184*y*z^4 + 4636*y^2*z^4 - 7077*y^3*z^4 + 4315*y^4*z^4 - 887*y^5*z^4 - 195*z^5 + 1649*y*z^5 - 4498*y^2*z^5 + 4205*y^3*z^5 - 1167*y^4*z^5 + 87*z^6 - 953*y*z^6 + 1939*y^2*z^6 - 851*y^3*z^6 + 79*z^7 + 244*y*z^7 - 317*y^2*z^7 - 54*z^8 - 54*y*z^8)/ (36*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 1 - y, 1, 0, z] + ((((-14*I)/3)*Pi)/(y*z) + (33*y^4 - 130*y^5 + 193*y^6 - 128*y^7 + 32*y^8 + 96*y^3*z - 467*y^4*z + 846*y^5*z - 695*y^6*z + 240*y^7*z - 20*y^8*z + 255*y^2*z^2 - 1148*y^3*z^2 + 2105*y^4*z^2 - 1886*y^5*z^2 + 774*y^6*z^2 - 100*y^7*z^2 + 306*y*z^3 - 1675*y^2*z^3 + 3510*y^3*z^3 - 3569*y^4*z^3 + 1724*y^5*z^3 - 296*y^6*z^3 + 42*z^4 - 884*y*z^4 + 2910*y^2*z^4 - 4004*y^3*z^4 + 2550*y^4*z^4 - 578*y^5*z^4 - 92*z^5 + 830*y*z^5 - 1952*y^2*z^5 + 1926*y^3*z^5 - 640*y^4*z^5 + 50*z^6 - 252*y*z^6 + 570*y^2*z^6 - 368*y^3*z^6 + 18*z^7 + 18*y*z^7 - 108*y^2*z^7 - 18*z^8 - 18*y*z^8)/ (12*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2))* G[-y, 0, 1, 0, z] + ((((-14*I)/3)*Pi)/(y*z) + (33*y^4 - 130*y^5 + 193*y^6 - 128*y^7 + 32*y^8 + 96*y^3*z - 467*y^4*z + 846*y^5*z - 695*y^6*z + 240*y^7*z - 20*y^8*z + 255*y^2*z^2 - 1148*y^3*z^2 + 2105*y^4*z^2 - 1886*y^5*z^2 + 774*y^6*z^2 - 100*y^7*z^2 + 306*y*z^3 - 1675*y^2*z^3 + 3510*y^3*z^3 - 3569*y^4*z^3 + 1724*y^5*z^3 - 296*y^6*z^3 + 42*z^4 - 884*y*z^4 + 2910*y^2*z^4 - 4004*y^3*z^4 + 2550*y^4*z^4 - 578*y^5*z^4 - 92*z^5 + 830*y*z^5 - 1952*y^2*z^5 + 1926*y^3*z^5 - 640*y^4*z^5 + 50*z^6 - 252*y*z^6 + 570*y^2*z^6 - 368*y^3*z^6 + 18*z^7 + 18*y*z^7 - 108*y^2*z^7 - 18*z^8 - 18*y*z^8)/ (12*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2))* G[-y, 1 - y, 1, 0, z] - (53*G[0, 0, 0, 0, 0, y])/(6*y*z) - (53*G[0, 0, 0, 0, 0, z])/(6*y*z) + ((-25 + 81*y - 99*y^2 + 61*y^3 - 24*y^4 + 6*y^5 + 50*z - 138*y*z + 168*y^2*z - 68*y^3*z + 6*y^4*z - 25*z^2 + 39*y*z^2 - 75*y^2*z^2 + 25*y^3*z^2 + 18*y*z^3)*G[0, 0, 0, 1, 0, y])/ (6*(-1 + y)^3*y*(-1 + z)^2*z) + (13*G[0, 0, 0, 1, 0, z])/(6*y*z) + ((7 + y - y^2 - 14*z - y*z + 7*z^2)*G[0, 0, 1, 0, 0, y])/ (y*(-1 + z)^2*z) + ((-7 + 21*y - 21*y^2 + 7*y^3 + 9*y*z)* G[0, 0, 1, 0, 0, z])/(3*(-1 + y)^3*y*z) + ((1 - 3*y + 3*y^2 - y^3 + 9*y*z)*G[0, 0, 1, 1, 0, y])/ (3*(-1 + y)^3*y*z) + ((-8 + 24*y - 24*y^2 + 8*y^3 + 9*y*z)* G[0, 0, 1, 1, 0, z])/(3*(-1 + y)^3*y*z) - (20*G[0, 0, 1 - y, 1, 0, z])/ (3*y*z) + (7*G[0, 1, 0, 0, 0, y])/(3*y*z) + (7*G[0, 1, 0, 0, 0, z])/ (3*y*z) + ((4 - 12*y + 12*y^2 - 4*y^3 - 9*y*z)*G[0, 1, 0, 1, 0, y])/ (3*(-1 + y)^3*y*z) + ((-7 + 21*y - 21*y^2 + 7*y^3 + 18*y*z)* G[0, 1, 0, 1, 0, z])/(6*(-1 + y)^3*y*z) + G[0, 1, 1, 0, 0, y]/ (2*y*z) + ((-8 + 24*y - 24*y^2 + 8*y^3 + 9*y*z)*G[0, 1, 1, 0, 0, z])/ (3*(-1 + y)^3*y*z) + ((5 - 15*y + 15*y^2 - 5*y^3 + 9*y*z)* G[0, 1, 1, 1, 0, y])/(3*(-1 + y)^3*y*z) + ((5 - 15*y + 15*y^2 - 5*y^3 + 18*y*z)*G[0, 1, 1, 1, 0, z])/ (6*(-1 + y)^3*y*z) + ((-1 + 3*y - 3*y^2 + y^3 - 18*y*z)* G[0, 1, 1 - y, 1, 0, z])/(6*(-1 + y)^3*y*z) + ((13 - 37*y + 31*y^2 - y^3 - 8*y^4 + 2*y^5 - 26*z + 70*y*z - 72*y^2*z + 20*y^3*z + 2*y^4*z + 13*z^2 - 27*y*z^2 + 39*y^2*z^2 - 13*y^3*z^2 - 6*y*z^3)*G[0, 1 - y, 0, 1, 0, z])/(2*(-1 + y)^3*y*(-1 + z)^2*z) + ((41 - 123*y + 123*y^2 - 41*y^3 - 18*y*z)*G[0, 1 - y, 1, 0, 0, z])/ (6*(-1 + y)^3*y*z) + ((11 - 33*y + 33*y^2 - 11*y^3 - 9*y*z)* G[0, 1 - y, 1, 1, 0, z])/(3*(-1 + y)^3*y*z) + ((-4 + 9*y - 14*y^3 + 12*y^4 - 3*y^5 + 8*z - 12*y*z + 15*y^2*z + y^3*z - 3*y^4*z - 4*z^2 - 6*y*z^2 - 12*y^2*z^2 + 4*y^3*z^2 + 9*y*z^3)* G[0, 1 - y, 1 - y, 1, 0, z])/(3*(-1 + y)^3*y*(-1 + z)^2*z) + ((-4 + 11*y - 8*y^2 - 2*y^3 + 4*y^4 - y^5 + 8*z - 26*y*z + 21*y^2*z - 5*y^3*z - y^4*z - 4*z^2 + 18*y*z^2 - 12*y^2*z^2 + 4*y^3*z^2 - 3*y*z^3)*G[0, -y, 0, 1, 0, z])/((-1 + y)^3*y*(-1 + z)^2*z) + ((-4 + 11*y - 8*y^2 - 2*y^3 + 4*y^4 - y^5 + 8*z - 26*y*z + 21*y^2*z - 5*y^3*z - y^4*z - 4*z^2 + 18*y*z^2 - 12*y^2*z^2 + 4*y^3*z^2 - 3*y*z^3)*G[0, -y, 1 - y, 1, 0, z])/((-1 + y)^3*y*(-1 + z)^2*z) + (49*G[1, 0, 0, 0, 0, y])/(6*y*z) + (49*G[1, 0, 0, 0, 0, z])/(6*y*z) + ((19 - 63*y + 81*y^2 - 55*y^3 + 24*y^4 - 6*y^5 - 38*z + 138*y*z - 132*y^2*z + 56*y^3*z - 6*y^4*z + 19*z^2 - 93*y*z^2 + 57*y^2*z^2 - 19*y^3*z^2 + 18*y*z^3)*G[1, 0, 0, 1, 0, y])/ (6*(-1 + y)^3*y*(-1 + z)^2*z) - G[1, 0, 0, 1, 0, z]/(6*y*z) + ((-20 - 3*y + 3*y^2 + 40*z + 3*y*z - 20*z^2)*G[1, 0, 1, 0, 0, y])/ (3*y*(-1 + z)^2*z) + ((-2 + 6*y - 6*y^2 + 2*y^3 + 9*y*z)* G[1, 0, 1, 1, 0, y])/(3*(-1 + y)^3*y*z) - (7*G[1, 0, 1, 1, 0, z])/ (6*y*z) + (2*G[1, 0, 1 - y, 1, 0, z])/(3*y*z) - (5*G[1, 1, 0, 0, 0, y])/(3*y*z) + (14*G[1, 1, 0, 0, 0, z])/(3*y*z) + ((-1 + 3*y - 3*y^2 + y^3 + 9*y*z)*G[1, 1, 0, 1, 0, y])/ (3*(-1 + y)^3*y*z) - (3*G[1, 1, 0, 1, 0, z])/(2*y*z) - (5*G[1, 1, 1, 0, 0, y])/(6*y*z) + (7*G[1, 1, 1, 0, 0, z])/(6*y*z) + (4*G[1, 1, 1, 1, 0, y])/(3*y*z) + (10*G[1, 1, 1, 1, 0, z])/(3*y*z) + (2*G[1, 1 - y, 0, 1, 0, z])/(3*y*z) + (2*G[1, 1 - y, 1, 0, 0, z])/ (3*y*z) + G[1, 1 - y, 1, 1, 0, z]/(6*y*z) - G[1, 1 - y, 1 - y, 1, 0, z]/ (3*y*z) + ((-3*y^2 - 3*y*z - 19*z^2)*G[1 - y, 0, 0, 1, 0, z])/ (3*y*z^3) + ((3*y^2 - 9*y^3 + 9*y^4 - 3*y^5 + 3*y*z - 9*y^2*z + 9*y^3*z - 3*y^4*z + 20*z^2 - 60*y*z^2 + 60*y^2*z^2 - 20*y^3*z^2 - 9*y*z^3)*G[1 - y, 0, 1, 0, 0, z])/(3*(-1 + y)^3*y*z^3) + ((-3*y^2 + 9*y^3 - 9*y^4 + 3*y^5 - 3*y*z + 9*y^2*z - 9*y^3*z + 3*y^4*z + 10*z^2 - 30*y*z^2 + 30*y^2*z^2 - 10*y^3*z^2 - 9*y*z^3)* G[1 - y, 0, 1, 1, 0, z])/(3*(-1 + y)^3*y*z^3) + ((6*y^2 + 6*y*z + 7*z^2)*G[1 - y, 0, 1 - y, 1, 0, z])/(6*y*z^3) - (19*G[1 - y, 1, 0, 0, 0, z])/(3*y*z) + ((-1 + 3*y - 3*y^2 + y^3 - 18*y*z)*G[1 - y, 1, 0, 1, 0, z])/ (6*(-1 + y)^3*y*z) + ((23 - 69*y + 69*y^2 - 23*y^3 - 18*y*z)* G[1 - y, 1, 1, 0, 0, z])/(6*(-1 + y)^3*y*z) + ((17 - 51*y + 51*y^2 - 17*y^3 - 18*y*z)*G[1 - y, 1, 1, 1, 0, z])/ (6*(-1 + y)^3*y*z) + ((1 - 9*y + 27*y^2 - 37*y^3 + 24*y^4 - 6*y^5 - 2*z + 30*y*z - 24*y^2*z + 20*y^3*z - 6*y^4*z + z^2 - 39*y*z^2 + 3*y^2*z^2 - y^3*z^2 + 18*y*z^3)*G[1 - y, 1, 1 - y, 1, 0, z])/ (6*(-1 + y)^3*y*(-1 + z)^2*z) + ((-2*y^2 + 6*y^3 - 6*y^4 + 2*y^5 - 2*y*z + 10*y^2*z - 18*y^3*z + 14*y^4*z - 4*y^5*z - z^2 + 6*y*z^2 - 13*y^2*z^2 + 13*y^3*z^2 - 6*y^4*z^2 + y^5*z^2 + 2*z^3 - 4*y*z^3 + 9*y^2*z^3 - 5*y^3*z^3 + y^4*z^3 - z^4 - 3*y*z^4 - 3*y^2*z^4 + y^3*z^4 + 3*y*z^5)* G[1 - y, 1 - y, 0, 1, 0, z])/((-1 + y)^3*y*(-1 + z)^2*z^3) + ((-6*y^2 + 18*y^3 - 18*y^4 + 6*y^5 - 6*y*z + 18*y^2*z - 18*y^3*z + 6*y^4*z - 7*z^2 + 21*y*z^2 - 21*y^2*z^2 + 7*y^3*z^2 + 18*y*z^3)* G[1 - y, 1 - y, 1, 0, 0, z])/(6*(-1 + y)^3*y*z^3) + ((y^2 - 3*y^3 + 3*y^4 - y^5 + y*z - 3*y^2*z + 3*y^3*z - y^4*z - z^2 + 3*y*z^2 - 3*y^2*z^2 + y^3*z^2 + 3*y*z^3)*G[1 - y, 1 - y, 1, 1, 0, z])/ ((-1 + y)^3*y*z^3) + ((12*y^2 - 36*y^3 + 36*y^4 - 12*y^5 + 12*y*z - 60*y^2*z + 108*y^3*z - 84*y^4*z + 24*y^5*z - z^2 - 15*y*z^2 + 57*y^2*z^2 - 71*y^3*z^2 + 36*y^4*z^2 - 6*y^5*z^2 + 2*z^3 - 18*y*z^3 - 12*y^2*z^3 + 16*y^3*z^3 - 6*y^4*z^3 - z^4 + 39*y*z^4 - 3*y^2*z^4 + y^3*z^4 - 18*y*z^5)*G[1 - y, 1 - y, 1 - y, 1, 0, z])/ (6*(-1 + y)^3*y*(-1 + z)^2*z^3) + ((-10 + 27*y - 18*y^2 - 8*y^3 + 12*y^4 - 3*y^5 + 20*z - 48*y*z + 51*y^2*z - 11*y^3*z - 3*y^4*z - 10*z^2 + 12*y*z^2 - 30*y^2*z^2 + 10*y^3*z^2 + 9*y*z^3)*G[1 - y, -y, 0, 1, 0, z])/ (3*(-1 + y)^3*y*(-1 + z)^2*z) + ((-10 + 27*y - 18*y^2 - 8*y^3 + 12*y^4 - 3*y^5 + 20*z - 48*y*z + 51*y^2*z - 11*y^3*z - 3*y^4*z - 10*z^2 + 12*y*z^2 - 30*y^2*z^2 + 10*y^3*z^2 + 9*y*z^3)*G[1 - y, -y, 1 - y, 1, 0, z])/ (3*(-1 + y)^3*y*(-1 + z)^2*z) + ((3*y^2 + 3*y*z + 14*z^2)* G[-y, 0, 0, 1, 0, z])/(3*y*z^3) + ((3*y^2 + 3*y*z + 14*z^2)*G[-y, 0, 1, 0, 0, z])/(3*y*z^3) + ((-3*y^2 - 3*y*z + 7*z^2)*G[-y, 0, 1, 1, 0, z])/(3*y*z^3) + (4*G[-y, 0, 1 - y, 1, 0, z])/(y*z) + (4*G[-y, 1 - y, 0, 1, 0, z])/ (y*z) + ((3*y^2 + 3*y*z + 14*z^2)*G[-y, 1 - y, 1, 0, 0, z])/(3*y*z^3) + ((-3*y^2 - 3*y*z + 7*z^2)*G[-y, 1 - y, 1, 1, 0, z])/(3*y*z^3) - G[-y, 1 - y, 1 - y, 1, 0, z]/(y*z) + (2*(3*y^2 + 3*y*z - 10*z^2)*G[-y, -y, 0, 1, 0, z])/(3*y*z^3) + (2*(3*y^2 + 3*y*z - 10*z^2)*G[-y, -y, 1 - y, 1, 0, z])/(3*y*z^3) + ((31*Pi^2)/(3*y*z) - ((I/36)*Pi*(773 - 4028*y + 7104*y^2 - 5216*y^3 + 1367*y^4 - 1666*z + 5934*y*z - 6786*y^2*z + 2518*y^3*z + 809*z^2 - 1786*y*z^2 + 935*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (-2268*y^3 + 9180*y^4 - 13932*y^5 + 9396*y^6 - 2376*y^7 - 6913*y*z + 49973*y^2*z - 119143*y^3*z + 123697*y^4*z - 52268*y^5*z + 1630*y^6*z + 3024*y^7*z - 6913*z^2 + 73412*y*z^2 - 250430*y^2*z^2 + 390632*y^3*z^2 - 301703*y^4*z^2 + 107000*y^5*z^2 - 11998*y^6*z^2 + 23763*z^3 - 151918*y*z^3 + 356802*y^2*z^3 - 393531*y^3*z^3 + 206818*y^4*z^3 - 41448*y^5*z^3 - 24627*z^4 + 111576*y*z^4 - 184833*y^2*z^4 + 134580*y^3*z^4 - 36696*y^4*z^4 + 7777*z^5 - 26157*y*z^5 + 28164*y^2*z^5 - 10270*y^3*z^5)/(648*(-1 + y)^3*y* (-1 + z)*z^2*(-1 + y + z)^2*(y + z)))*Zeta[3] + G[1, 1 - y, z]*(((I/18)*Pi^3)/(y*z) + (Pi^2*(-3*y^2 + 6*y^3 - 3*y^4 + 6*y*z - 15*y^2*z + 12*y^3*z - 3*y^4*z - 40*z^2 + 40*y*z^2 + 78*y^2*z^2 - 152*y^3*z^2 + 110*y^4*z^2 - 36*y^5*z^2 + 174*z^3 - 160*y*z^3 - 72*y^2*z^3 + 90*y^3*z^3 - 32*y^4*z^3 - 282*z^4 + 86*y*z^4 + 80*y^2*z^4 + 8*y^3*z^4 + 202*z^5 + 82*y*z^5 - 68*y^2*z^5 - 54*z^6 - 54*y*z^6))/ (216*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2) + G[0, 1, 0, y]/(3*y*z) + G[1, 0, 0, y]/(6*y*z) - Zeta[3]/(2*y*z)) + G[1, 1, z]*((((4*I)/9)*Pi^3)/(y*z) + (Pi^2*(-y^2 + 2*y^3 - y^4 + 2*y*z - 6*y^2*z + 6*y^3*z - 2*y^4*z + 11*z^2 - 106*y*z^2 + 223*y^2*z^2 - 172*y^3*z^2 + 44*y^4*z^2 - 4*z^3 + 159*y*z^3 - 252*y^2*z^3 + 97*y^3*z^3 - 25*z^4 - 58*y*z^4 + 47*y^2*z^4 + 18*z^5 + 18*y*z^5))/(72*(-1 + y)^2*y*z^3* (-1 + y + z)^2) + (5*Zeta[3])/(6*y*z)) + G[1, 0, z]*((((115*I)/72)*Pi^3)/(y*z) + (Pi^2*(838 - 4452*y + 7987*y^2 - 5970*y^3 + 1597*y^4 - 1640*z + 6507*y*z - 7986*y^2*z + 3119*y^3*z + 766*z^2 - 1748*y*z^2 + 910*y^2*z^2 + 36*z^3 + 36*y*z^3))/(144*(-1 + y)^2*y*z* (-1 + y + z)^2) - ((I/108)*Pi*(163*y - 4275*y^2 + 7308*y^3 - 3196*y^4 + 487*z - 5502*y*z + 16816*y^2*z - 14799*y^3*z + 2980*y^4*z - 1551*z^2 + 11473*y*z^2 - 17395*y^2*z^2 + 7491*y^3*z^2 + 1641*z^3 - 6693*y*z^3 + 5070*y^2*z^3 - 577*z^4 + 559*y*z^4))/((-1 + y)*y*(-1 + z)*z*(-1 + y + z)^2*(y + z)) + (1620*y^2 - 3240*y^3 + 1620*y^4 + 347*y*z - 23273*y^2*z + 41399*y^3*z - 18509*y^4*z + 36*y^5*z - 607*z^2 - 16465*y*z^2 + 84302*y^2*z^2 - 98530*y^3*z^2 + 30376*y^4*z^2 + 2236*z^3 + 41457*y*z^3 - 114109*y^2*z^3 + 85751*y^3*z^3 - 13487*y^4*z^3 - 3066*z^4 - 33568*y*z^4 + 62050*y^2*z^4 - 25416*y^3*z^4 + 1852*z^5 + 6890*y*z^5 - 10590*y^2*z^5 - 415*z^6 + 1339*y*z^6)/ (432*(-1 + y)*y*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)) + G[0, 0, 0, y]/(6*y*z) - G[0, 1, 0, y]/(3*y*z) - G[1, 0, 0, y]/(6*y*z) + G[1, 1, 0, y]/(3*y*z) + (44*Zeta[3])/(9*y*z)) + G[1, 1, y]*(((-1/12*I)*Pi^3)/(y*z) + (Pi^2*(-12*y^3 + 48*y^4 - 72*y^5 + 48*y^6 - 12*y^7 + 10*y^2*z + 16*y^3*z - 100*y^4*z + 112*y^5*z - 38*y^6*z + 56*y*z^2 - 186*y^2*z^2 + 176*y^3*z^2 - 56*y^4*z^2 + 10*y^5*z^2 + 46*z^3 - 276*y*z^3 + 461*y^2*z^3 - 350*y^3*z^3 + 138*y^4*z^3 - 98*z^4 + 282*y*z^4 - 282*y^2*z^4 + 172*y^3*z^4 + 37*z^5 - 34*y*z^5 + 88*y^2*z^5 + 18*z^6 + 18*y*z^6))/(72*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^2) + ((17 - 51*y + 51*y^2 - 17*y^3 - 36*y*z)* Zeta[3])/(6*(-1 + y)^3*y*z)) + G[0, 1, z]*((((7*I)/18)*Pi^3)/(y*z) + (Pi^2*(-6*y^3 + 18*y^4 - 18*y^5 + 6*y^6 - 29*y^2*z + 42*y^3*z + 19*y^4*z - 48*y^5*z + 16*y^6*z - 34*y*z^2 + 39*y^2*z^2 + 102*y^3*z^2 - 159*y^4*z^2 + 52*y^5*z^2 + z^3 - 12*y*z^3 + 130*y^2*z^3 - 198*y^3*z^3 + 60*y^4*z^3 - 3*z^4 + 54*y*z^4 - 117*y^2*z^4 + 28*y^3*z^4 + z^5 - 24*y*z^5 + 4*y^2*z^5))/ (36*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^2) + ((1 - 3*y + 3*y^2 - y^3 + 18*y*z)*G[0, 1, 0, y])/(6*(-1 + y)^3*y*z) + ((-1 + 3*y - 3*y^2 + y^3 - 18*y*z)*G[1, 1, 0, y])/(6*(-1 + y)^3*y*z) + ((-1 + 3*y - 3*y^2 + y^3 - 3*y*z)*Zeta[3])/((-1 + y)^3*y*z)) + G[0, 0, z]*((((-119*I)/72)*Pi^3)/(y*z) - ((I/108)*Pi*(589 - 791*y + 202*y^2 - 1502*z + 1407*y*z + 77*y^2*z + 913*z^2 - 895*y*z^2))/((-1 + y)*y*(-1 + z)*z*(-1 + y + z)) + (-2761 + 17168*y - 14569*y^2 + 162*y^3 + 4143*z - 42155*y*z + 35240*y^2*z - 3*z^2 + 26380*y*z^2 - 20833*y^2*z^2 - 1379*z^3 - 1393*y*z^3)/(1296*(-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)) + (Pi^2*(-1655 + 6548*y - 9732*y^2 + 6440*y^3 - 1601*y^4 + 6662*z - 22918*y*z + 29046*y^2*z - 15980*y^3*z + 3190*y^4*z - 10014*z^2 + 29496*y*z^2 - 30569*y^2*z^2 + 12676*y^3*z^2 - 1592*y^4*z^2 + 6662*z^3 - 16424*y*z^3 + 12898*y^2*z^3 - 3130*y^3*z^3 - 1655*z^4 + 3298*y*z^4 - 1646*y^2*z^4))/(216*(-1 + y)^2*y*(-1 + z)^2*z* (-1 + y + z)^2) + ((((-43*I)/6)*Pi)/(y*z) + (36*y^3 - 144*y^4 + 216*y^5 - 144*y^6 + 36*y^7 - 413*y^2*z + 1652*y^3*z - 2460*y^4*z + 1616*y^5*z - 395*y^6*z - 826*y*z^2 + 4166*y^2*z^2 - 7800*y^3*z^2 + 6400*y^4*z^2 - 1940*y^5*z^2 - 269*z^3 + 2584*y*z^3 - 7076*y^2*z^3 + 7692*y^3*z^3 - 2928*y^4*z^3 + 430*z^4 - 2212*y*z^4 + 3530*y^2*z^4 - 1850*y^3*z^4 - 152*z^5 + 424*y*z^5 - 485*y^2*z^5 - 54*z^6 - 54*y*z^6)/(36*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^2))* G[1, 0, y] - (53*G[0, 0, 0, y])/(6*y*z) + ((-13 + 39*y - 39*y^2 + 13*y^3 + 18*y*z)*G[0, 1, 0, y])/ (6*(-1 + y)^3*y*z) + (23*G[1, 0, 0, y])/(3*y*z) - G[1, 1, 0, y]/(y*z) - (3*(-11 + 33*y - 33*y^2 + 11*y^3 + 4*y*z)* Zeta[3])/(2*(-1 + y)^3*y*z)) + G[0, 1, y]*(((I/18)*Pi^3)/(y*z) + (Pi^2*(-36*y^4 + 108*y^5 - 108*y^6 + 36*y^7 - 91*y^2*z + 376*y^3*z - 444*y^4*z + 124*y^5*z + 35*y^6*z - 200*y*z^2 + 1108*y^2*z^2 - 2043*y^3*z^2 + 1400*y^4*z^2 - 265*y^5*z^2 - 145*z^3 + 1052*y*z^3 - 2719*y^2*z^3 + 2394*y^3*z^3 - 483*y^4*z^3 + 284*z^4 - 1427*y*z^4 + 1606*y^2*z^4 - 157*y^3*z^4 - 235*z^5 + 434*y*z^5 + 116*y^2*z^5 + 54*z^6 + 54*y*z^6))/(216*(-1 + y)^2*y*z^2*(-1 + y + z)^2* (y + z)^2) + ((-29 + 87*y - 87*y^2 + 29*y^3 + 18*y*z)*Zeta[3])/ (6*(-1 + y)^3*y*z)) + G[0, 0, y]*((((-119*I)/72)*Pi^3)/(y*z) + ((I/108)*Pi*(-589 + 6957*y - 10998*y^2 + 4630*y^3 + 589*z - 5765*y*z + 3658*y^2*z))/((-1 + y)^2*y*z*(-1 + y + z)) + (4860*y^2 - 14472*y^3 + 14364*y^4 - 4752*y^5 - 2761*z - 63932*y*z + 190860*y^2*z - 178772*y^3*z + 54605*y^4*z + 2761*z^2 + 57369*y*z^2 - 100371*y^2*z^2 + 39917*y^3*z^2)/(1296*(-1 + y)^3*y*z^2* (-1 + y + z)) + (Pi^2*(72*y^2 - 360*y^3 + 720*y^4 - 720*y^5 + 360*y^6 - 72*y^7 - 3310*z + 23916*y*z - 68907*y^2*z + 102668*y^3*z - 84072*y^4*z + 36048*y^5*z - 6343*y^6*z + 6620*z^2 - 40816*y*z^2 + 95114*y^2*z^2 - 106598*y^3*z^2 + 58042*y^4*z^2 - 12362*y^5*z^2 - 3310*z^3 + 17248*y*z^3 - 30891*y^2*z^3 + 23242*y^3*z^3 - 6307*y^4*z^3))/(432*(-1 + y)^4*y*z^2* (-1 + y + z)^2) + ((((19*I)/2)*Pi)/(y*z) + (36*y^2 - 108*y^3 + 108*y^4 - 36*y^5 + 449*z - 2312*y*z + 4050*y^2*z - 2960*y^3*z + 773*y^4*z - 898*z^2 + 3456*y*z^2 - 4176*y^2*z^2 + 1618*y^3*z^2 + 449*z^3 - 946*y*z^3 + 485*y^2*z^3)/ (36*(-1 + y)^2*y*z^2*(-1 + y + z)^2))*G[0, 0, z] + (((-1/3*I)*Pi)/(y*z) + (3*y^2 - 6*y*z + 3*y^2*z + 49*z^2 + 46*y*z^2 - 38*y^2*z^2 + 36*y^3*z^2 - 147*z^3 + 13*y*z^3 + 32*y^2*z^3 + 147*z^4 - 53*y*z^4 - 49*z^5)/(36*y*(-1 + z)*z^3*(-1 + y + z)^2))* G[1, 0, z] + ((((-41*I)/6)*Pi)/(y*z) + (96*y^4 - 384*y^5 + 576*y^6 - 384*y^7 + 96*y^8 + 252*y^3*z - 1224*y^4*z + 2220*y^5*z - 1836*y^6*z + 648*y^7*z - 60*y^8*z + 652*y^2*z^2 - 3370*y^3*z^2 + 6507*y^4*z^2 - 5812*y^5*z^2 + 2323*y^6*z^2 - 300*y^7*z^2 + 824*y*z^3 - 5480*y^2*z^3 + 12985*y^3*z^3 - 13919*y^4*z^3 + 6725*y^5*z^3 - 1135*y^6*z^3 + 220*z^4 - 3502*y*z^4 + 12677*y^2*z^4 - 18411*y^3*z^4 + 11681*y^4*z^4 - 2677*y^5*z^4 - 660*z^5 + 5107*y*z^5 - 11441*y^2*z^5 + 10087*y^3*z^5 - 3105*y^4*z^5 + 660*z^6 - 2917*y*z^6 + 3848*y^2*z^6 - 1579*y^3*z^6 - 220*z^7 + 488*y*z^7 - 256*y^2*z^7)/ (36*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 0, z] - (53*G[0, 0, 0, z])/(6*y*z) + G[0, 1, 0, z]/(6*y*z) + ((20 + 3*y - 3*y^2 - 40*z - 3*y*z + 20*z^2)*G[0, 1 - y, 0, z])/ (3*y*(-1 + z)^2*z) + (2*G[1, 0, 0, z])/(3*y*z) - G[1, 1 - y, 0, z]/(6*y*z) + ((y^2 + y*z + 7*z^2)*G[1 - y, 0, 0, z])/ (y*z^3) + ((1 + 3*y - 3*y^2 - 2*z - 3*y*z + z^2)*G[1 - y, 1, 0, z])/ (3*y*(-1 + z)^2*z) + ((-6*y^2 - 6*y*z + 12*y^2*z - 7*z^2 + 6*y*z^2 + 14*z^3 - 7*z^4)*G[1 - y, 1 - y, 0, z])/(6*y*(-1 + z)^2*z^3) + ((3*y^2 + 3*y*z - 14*z^2)*G[-y, 1 - y, 0, z])/(3*y*z^3) + ((-33 - 4*y + 4*y^2 + 66*z + 4*y*z - 33*z^2)*Zeta[3])/ (2*y*(-1 + z)^2*z)) + G[-y, 1 - y, z]*((((7*I)/9)*Pi^3)/(y*z) + (Pi^2*(-33*y^4 + 130*y^5 - 193*y^6 + 128*y^7 - 32*y^8 - 96*y^3*z + 467*y^4*z - 846*y^5*z + 695*y^6*z - 240*y^7*z + 20*y^8*z - 255*y^2*z^2 + 1148*y^3*z^2 - 2105*y^4*z^2 + 1886*y^5*z^2 - 774*y^6*z^2 + 100*y^7*z^2 - 306*y*z^3 + 1675*y^2*z^3 - 3510*y^3*z^3 + 3569*y^4*z^3 - 1724*y^5*z^3 + 296*y^6*z^3 - 42*z^4 + 884*y*z^4 - 2910*y^2*z^4 + 4004*y^3*z^4 - 2550*y^4*z^4 + 578*y^5*z^4 + 92*z^5 - 830*y*z^5 + 1952*y^2*z^5 - 1926*y^3*z^5 + 640*y^4*z^5 - 50*z^6 + 252*y*z^6 - 570*y^2*z^6 + 368*y^3*z^6 - 18*z^7 - 18*y*z^7 + 108*y^2*z^7 + 18*z^8 + 18*y*z^8))/ (72*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2) + ((-y^2 - y*z + 4*z^2)*G[0, 1, 0, y])/(y*z^3) + ((-3*y^2 - 3*y*z + 14*z^2)*G[1, 0, 0, y])/(3*y*z^3) + ((-3*y^2 - 3*y*z + 4*z^2)*G[1, 1, 0, y])/(3*y*z^3) + (2*(3*y^2 + 3*y*z - 7*z^2)*Zeta[3])/(3*y*z^3)) + G[1, 0, y]*((((95*I)/72)*Pi^3)/(y*z) - ((I/108)*Pi*(2377*y - 10438*y^2 + 16725*y^3 - 11644*y^4 + 2980*y^5 + 2053*z - 13806*y*z + 27822*y^2*z - 23560*y^3*z + 7491*y^4*z - 4340*z^2 + 14356*y*z^2 - 14408*y^2*z^2 + 5070*y^3*z^2 + 2287*z^3 - 2168*y*z^3 + 559*y^2*z^3))/((-1 + y)^2*y*z*(-1 + y + z)^2* (y + z)) + (1620*y^2 - 6444*y^3 + 9612*y^4 - 6372*y^5 + 1584*y^6 - 3980*y*z + 21630*y^2*z - 40595*y^3*z + 32220*y^4*z - 9275*y^5*z - 4934*z^2 + 37180*y*z^2 - 76344*y^2*z^2 + 66382*y^3*z^2 - 22284*y^4*z^2 + 11104*z^3 - 34305*y*z^3 + 31324*y^2*z^3 - 10626*y^3*z^3 - 6170*z^4 + 2868*y*z^4 + 799*y^2*z^4)/ (432*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)) + (Pi^2*(-24*y^4 + 72*y^5 - 72*y^6 + 24*y^7 + 1364*y^2*z - 5704*y^3*z + 8905*y^4*z - 6154*y^5*z + 1589*y^6*z + 2764*y*z^2 - 14264*y^2*z^2 + 25787*y^3*z^2 - 20286*y^4*z^2 + 5999*y^5*z^2 + 1424*z^3 - 11536*y*z^3 + 26673*y^2*z^3 - 24458*y^3*z^3 + 8115*y^4*z^3 - 2904*z^4 + 11137*y*z^4 - 12266*y^2*z^4 + 4469*y^3*z^4 + 1442*z^5 - 2012*y*z^5 + 788*y^2*z^5))/(144*(-1 + y)^2*y*z^2*(-1 + y + z)^2* (y + z)^2) + (((I/3)*Pi)/(y*z) + (-3*y^2 + 6*y^3 - 3*y^4 + 6*y*z - 15*y^2*z + 12*y^3*z - 3*y^4*z - 40*z^2 + 40*y*z^2 + 78*y^2*z^2 - 152*y^3*z^2 + 110*y^4*z^2 - 36*y^5*z^2 + 174*z^3 - 160*y*z^3 - 72*y^2*z^3 + 90*y^3*z^3 - 32*y^4*z^3 - 282*z^4 + 86*y*z^4 + 80*y^2*z^4 + 8*y^3*z^4 + 202*z^5 + 82*y*z^5 - 68*y^2*z^5 - 54*z^6 - 54*y*z^6)/(36*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2))* G[1, 0, z] + (((-1/3*I)*Pi)/(y*z) + (3*y^2 - 6*y^3 + 3*y^4 - 6*y*z + 15*y^2*z - 12*y^3*z + 3*y^4*z + 40*z^2 - 40*y*z^2 - 78*y^2*z^2 + 152*y^3*z^2 - 110*y^4*z^2 + 36*y^5*z^2 - 174*z^3 + 160*y*z^3 + 72*y^2*z^3 - 90*y^3*z^3 + 32*y^4*z^3 + 282*z^4 - 86*y*z^4 - 80*y^2*z^4 - 8*y^3*z^4 - 202*z^5 - 82*y*z^5 + 68*y^2*z^5 + 54*z^6 + 54*y*z^6)/(36*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2))* G[1, 1 - y, z] + ((((5*I)/3)*Pi)/(y*z) + (-12*y^3 + 60*y^4 - 108*y^5 + 84*y^6 - 24*y^7 + 37*y^2*z - 116*y^3*z + 89*y^4*z + 22*y^5*z - 32*y^6*z + 92*y*z^2 - 444*y^2*z^2 + 807*y^3*z^2 - 588*y^4*z^2 + 133*y^5*z^2 + 31*z^3 - 288*y*z^3 + 871*y^2*z^3 - 990*y^3*z^3 + 339*y^4*z^3 - 44*z^4 + 271*y*z^4 - 554*y^2*z^4 + 289*y^3*z^4 - 2*z^5 - 72*y*z^5 + 109*y^2*z^5 + 18*z^6 + 18*y*z^6)/(12*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^2))*G[1 - y, 0, z] + ((((-7*I)/6)*Pi)/(y*z) + (96*y^4 - 384*y^5 + 576*y^6 - 384*y^7 + 96*y^8 + 216*y^3*z - 1044*y^4*z + 1896*y^5*z - 1584*y^6*z + 576*y^7*z - 60*y^8*z + 299*y^2*z^2 - 1694*y^3*z^2 + 3447*y^4*z^2 - 3236*y^5*z^2 + 1412*y^6*z^2 - 228*y^7*z^2 + 298*y*z^3 - 2059*y^2*z^3 + 5165*y^3*z^3 - 5611*y^4*z^3 + 2683*y^5*z^3 - 476*y^6*z^3 + 83*z^4 - 1184*y*z^4 + 4636*y^2*z^4 - 7077*y^3*z^4 + 4315*y^4*z^4 - 887*y^5*z^4 - 195*z^5 + 1649*y*z^5 - 4498*y^2*z^5 + 4205*y^3*z^5 - 1167*y^4*z^5 + 87*z^6 - 953*y*z^6 + 1939*y^2*z^6 - 851*y^3*z^6 + 79*z^7 + 244*y*z^7 - 317*y^2*z^7 - 54*z^8 - 54*y*z^8)/(36*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 1 - y, z] + ((((14*I)/3)*Pi)/(y*z) + (-33*y^4 + 130*y^5 - 193*y^6 + 128*y^7 - 32*y^8 - 96*y^3*z + 467*y^4*z - 846*y^5*z + 695*y^6*z - 240*y^7*z + 20*y^8*z - 255*y^2*z^2 + 1148*y^3*z^2 - 2105*y^4*z^2 + 1886*y^5*z^2 - 774*y^6*z^2 + 100*y^7*z^2 - 306*y*z^3 + 1675*y^2*z^3 - 3510*y^3*z^3 + 3569*y^4*z^3 - 1724*y^5*z^3 + 296*y^6*z^3 - 42*z^4 + 884*y*z^4 - 2910*y^2*z^4 + 4004*y^3*z^4 - 2550*y^4*z^4 + 578*y^5*z^4 + 92*z^5 - 830*y*z^5 + 1952*y^2*z^5 - 1926*y^3*z^5 + 640*y^4*z^5 - 50*z^6 + 252*y*z^6 - 570*y^2*z^6 + 368*y^3*z^6 - 18*z^7 - 18*y*z^7 + 108*y^2*z^7 + 18*z^8 + 18*y*z^8)/ (12*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2))* G[-y, 0, z] + ((((-14*I)/3)*Pi)/(y*z) + (33*y^4 - 130*y^5 + 193*y^6 - 128*y^7 + 32*y^8 + 96*y^3*z - 467*y^4*z + 846*y^5*z - 695*y^6*z + 240*y^7*z - 20*y^8*z + 255*y^2*z^2 - 1148*y^3*z^2 + 2105*y^4*z^2 - 1886*y^5*z^2 + 774*y^6*z^2 - 100*y^7*z^2 + 306*y*z^3 - 1675*y^2*z^3 + 3510*y^3*z^3 - 3569*y^4*z^3 + 1724*y^5*z^3 - 296*y^6*z^3 + 42*z^4 - 884*y*z^4 + 2910*y^2*z^4 - 4004*y^3*z^4 + 2550*y^4*z^4 - 578*y^5*z^4 - 92*z^5 + 830*y*z^5 - 1952*y^2*z^5 + 1926*y^3*z^5 - 640*y^4*z^5 + 50*z^6 - 252*y*z^6 + 570*y^2*z^6 - 368*y^3*z^6 + 18*z^7 + 18*y*z^7 - 108*y^2*z^7 - 18*z^8 - 18*y*z^8)/ (12*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2))* G[-y, 1 - y, z] + (13*G[0, 0, 0, z])/(2*y*z) - (20*G[0, 0, 1 - y, z])/(3*y*z) + ((1 - 3*y + 3*y^2 - y^3 + 18*y*z)* G[0, 1, 0, z])/(6*(-1 + y)^3*y*z) + ((-1 + 3*y - 3*y^2 + y^3 - 18*y*z)*G[0, 1, 1 - y, z])/ (6*(-1 + y)^3*y*z) + ((5 - 15*y + 15*y^2 - 5*y^3 - 9*y*z)* G[0, 1 - y, 0, z])/(3*(-1 + y)^3*y*z) + ((-4 + 9*y - 14*y^3 + 12*y^4 - 3*y^5 + 8*z - 12*y*z + 15*y^2*z + y^3*z - 3*y^4*z - 4*z^2 - 6*y*z^2 - 12*y^2*z^2 + 4*y^3*z^2 + 9*y*z^3)*G[0, 1 - y, 1 - y, z])/(3*(-1 + y)^3*y*(-1 + z)^2*z) + ((4 - 11*y + 8*y^2 + 2*y^3 - 4*y^4 + y^5 - 8*z + 26*y*z - 21*y^2*z + 5*y^3*z + y^4*z + 4*z^2 - 18*y*z^2 + 12*y^2*z^2 - 4*y^3*z^2 + 3*y*z^3)*G[0, -y, 0, z])/((-1 + y)^3*y*(-1 + z)^2*z) + ((-4 + 11*y - 8*y^2 - 2*y^3 + 4*y^4 - y^5 + 8*z - 26*y*z + 21*y^2*z - 5*y^3*z - y^4*z - 4*z^2 + 18*y*z^2 - 12*y^2*z^2 + 4*y^3*z^2 - 3*y*z^3)*G[0, -y, 1 - y, z])/((-1 + y)^3*y*(-1 + z)^2*z) - (2*G[1, 0, 0, z])/(3*y*z) + (2*G[1, 0, 1 - y, z])/(3*y*z) + G[1, 1 - y, 0, z]/(3*y*z) - G[1, 1 - y, 1 - y, z]/(3*y*z) - (5*G[1 - y, 0, 0, z])/(6*y*z) + ((6*y^2 + 6*y*z + 7*z^2)* G[1 - y, 0, 1 - y, z])/(6*y*z^3) + ((-1 + 9*y - 27*y^2 + 37*y^3 - 24*y^4 + 6*y^5 + 2*z - 30*y*z + 24*y^2*z - 20*y^3*z + 6*y^4*z - z^2 + 39*y*z^2 - 3*y^2*z^2 + y^3*z^2 - 18*y*z^3)*G[1 - y, 1, 0, z])/(6*(-1 + y)^3*y*(-1 + z)^2* z) + ((1 - 9*y + 27*y^2 - 37*y^3 + 24*y^4 - 6*y^5 - 2*z + 30*y*z - 24*y^2*z + 20*y^3*z - 6*y^4*z + z^2 - 39*y*z^2 + 3*y^2*z^2 - y^3*z^2 + 18*y*z^3)*G[1 - y, 1, 1 - y, z])/(6*(-1 + y)^3*y* (-1 + z)^2*z) + ((-y + 3*y^2 - 3*y^3 + y^4 - z + 3*y*z - 3*y^2*z + y^3*z + 3*z^3)*G[1 - y, 1 - y, 0, z])/((-1 + y)^3*z^3) + ((12*y^2 - 36*y^3 + 36*y^4 - 12*y^5 + 12*y*z - 60*y^2*z + 108*y^3*z - 84*y^4*z + 24*y^5*z - z^2 - 15*y*z^2 + 57*y^2*z^2 - 71*y^3*z^2 + 36*y^4*z^2 - 6*y^5*z^2 + 2*z^3 - 18*y*z^3 - 12*y^2*z^3 + 16*y^3*z^3 - 6*y^4*z^3 - z^4 + 39*y*z^4 - 3*y^2*z^4 + y^3*z^4 - 18*y*z^5)*G[1 - y, 1 - y, 1 - y, z])/(6*(-1 + y)^3*y*(-1 + z)^2* z^3) + ((10 - 27*y + 18*y^2 + 8*y^3 - 12*y^4 + 3*y^5 - 20*z + 48*y*z - 51*y^2*z + 11*y^3*z + 3*y^4*z + 10*z^2 - 12*y*z^2 + 30*y^2*z^2 - 10*y^3*z^2 - 9*y*z^3)*G[1 - y, -y, 0, z])/ (3*(-1 + y)^3*y*(-1 + z)^2*z) + ((-10 + 27*y - 18*y^2 - 8*y^3 + 12*y^4 - 3*y^5 + 20*z - 48*y*z + 51*y^2*z - 11*y^3*z - 3*y^4*z - 10*z^2 + 12*y*z^2 - 30*y^2*z^2 + 10*y^3*z^2 + 9*y*z^3)*G[1 - y, -y, 1 - y, z])/ (3*(-1 + y)^3*y*(-1 + z)^2*z) + ((-3*y^2 - 3*y*z - 14*z^2)* G[-y, 0, 0, z])/(3*y*z^3) + (4*G[-y, 0, 1 - y, z])/(y*z) + ((3*y^2 + 3*y*z + 5*z^2)*G[-y, 1 - y, 0, z])/(3*y*z^3) - G[-y, 1 - y, 1 - y, z]/(y*z) - (2*(3*y^2 + 3*y*z - 10*z^2)* G[-y, -y, 0, z])/(3*y*z^3) + (2*(3*y^2 + 3*y*z - 10*z^2)* G[-y, -y, 1 - y, z])/(3*y*z^3) + ((253 + 36*y - 36*y^2 - 506*z - 36*y*z + 253*z^2)*Zeta[3])/ (18*y*(-1 + z)^2*z)) + G[1 - y, 1 - y, z]*((((7*I)/36)*Pi^3)/(y*z) + (Pi^2*(-96*y^4 + 384*y^5 - 576*y^6 + 384*y^7 - 96*y^8 - 216*y^3*z + 1044*y^4*z - 1896*y^5*z + 1584*y^6*z - 576*y^7*z + 60*y^8*z - 299*y^2*z^2 + 1694*y^3*z^2 - 3447*y^4*z^2 + 3236*y^5*z^2 - 1412*y^6*z^2 + 228*y^7*z^2 - 298*y*z^3 + 2059*y^2*z^3 - 5165*y^3*z^3 + 5611*y^4*z^3 - 2683*y^5*z^3 + 476*y^6*z^3 - 83*z^4 + 1184*y*z^4 - 4636*y^2*z^4 + 7077*y^3*z^4 - 4315*y^4*z^4 + 887*y^5*z^4 + 195*z^5 - 1649*y*z^5 + 4498*y^2*z^5 - 4205*y^3*z^5 + 1167*y^4*z^5 - 87*z^6 + 953*y*z^6 - 1939*y^2*z^6 + 851*y^3*z^6 - 79*z^7 - 244*y*z^7 + 317*y^2*z^7 + 54*z^8 + 54*y*z^8))/ (216*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2) + ((-y^2 + 3*y^3 - 3*y^4 + y^5 - y*z + 5*y^2*z - 9*y^3*z + 7*y^4*z - 2*y^5*z - z^2 + 4*y*z^2 - 6*y^2*z^2 + 4*y^3*z^2 - y^4*z^2 + 2*z^3 - 3*y*z^3 + 6*y^2*z^3 - 2*y^3*z^3 - z^4 - 3*y*z^4 - 3*y^2*z^4 + y^3*z^4 + 3*y*z^5)*G[0, 1, 0, y])/((-1 + y)^3*y*(-1 + z)^2*z^3) + ((6*y^2 + 6*y*z - 12*y^2*z + 7*z^2 - 6*y*z^2 - 14*z^3 + 7*z^4)* G[1, 0, 0, y])/(6*y*(-1 + z)^2*z^3) + ((6*y^2 - 18*y^3 + 18*y^4 - 6*y^5 + 6*y*z - 18*y^2*z + 18*y^3*z - 6*y^4*z - 7*z^2 + 21*y*z^2 - 21*y^2*z^2 + 7*y^3*z^2 - 18*y*z^3)* G[1, 1, 0, y])/(6*(-1 + y)^3*y*z^3) + ((2 - 5*y + 2*y^2 + 4*y^3 - 4*y^4 + y^5 - 4*z + 8*y*z - 9*y^2*z + y^3*z + y^4*z + 2*z^2 + 6*y^2*z^2 - 2*y^3*z^2 - 3*y*z^3)*Zeta[3])/ ((-1 + y)^3*y*(-1 + z)^2*z)) + G[0, 1 - y, z]* ((((-10*I)/9)*Pi^3)/(y*z) + (Pi^2*(-36*y^4 + 108*y^5 - 108*y^6 + 36*y^7 - 457*y^2*z + 1828*y^3*z - 2661*y^4*z + 1666*y^5*z - 376*y^6*z - 824*y*z^2 + 4240*y^2*z^2 - 7911*y^3*z^2 + 6368*y^4*z^2 - 1873*y^5*z^2 - 259*z^3 + 2600*y*z^3 - 7090*y^2*z^3 + 7596*y^3*z^3 - 2841*y^4*z^3 + 440*z^4 - 2189*y*z^4 + 3454*y^2*z^4 - 1801*y^3*z^4 - 133*z^5 + 398*y*z^5 - 475*y^2*z^5 - 54*z^6 - 54*y*z^6))/(216*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^2) + ((((20*I)/3)*Pi)/(y*z) + (36*y^4 - 108*y^5 + 108*y^6 - 36*y^7 + 457*y^2*z - 1828*y^3*z + 2661*y^4*z - 1666*y^5*z + 376*y^6*z + 824*y*z^2 - 4240*y^2*z^2 + 7911*y^3*z^2 - 6368*y^4*z^2 + 1873*y^5*z^2 + 259*z^3 - 2600*y*z^3 + 7090*y^2*z^3 - 7596*y^3*z^3 + 2841*y^4*z^3 - 440*z^4 + 2189*y*z^4 - 3454*y^2*z^4 + 1801*y^3*z^4 + 133*z^5 - 398*y*z^5 + 475*y^2*z^5 + 54*z^6 + 54*y*z^6)/(36*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^2))* G[1, 0, y] + ((35 - 99*y + 81*y^2 + y^3 - 24*y^4 + 6*y^5 - 70*z + 186*y*z - 192*y^2*z + 52*y^3*z + 6*y^4*z + 35*z^2 - 69*y*z^2 + 105*y^2*z^2 - 35*y^3*z^2 - 18*y*z^3)*G[0, 1, 0, y])/ (6*(-1 + y)^3*y*(-1 + z)^2*z) + ((-20 - 3*y + 3*y^2 + 40*z + 3*y*z - 20*z^2)*G[1, 0, 0, y])/ (3*y*(-1 + z)^2*z) + ((7 - 21*y + 21*y^2 - 7*y^3 + 6*y*z)* G[1, 1, 0, y])/(2*(-1 + y)^3*y*z) + ((-17 + 49*y - 43*y^2 + 5*y^3 + 8*y^4 - 2*y^5 + 34*z - 94*y*z + 96*y^2*z - 28*y^3*z - 2*y^4*z - 17*z^2 + 39*y*z^2 - 51*y^2*z^2 + 17*y^3*z^2 + 6*y*z^3)*Zeta[3])/(2*(-1 + y)^3*y*(-1 + z)^2*z)) + G[1 - y, 1, z]*((((-7*I)/9)*Pi^3)/(y*z) + (Pi^2*(-12*y^3 + 60*y^4 - 108*y^5 + 84*y^6 - 24*y^7 - 93*y^2*z + 500*y^3*z - 916*y^4*z + 704*y^5*z - 195*y^6*z - 138*y*z^2 + 892*y^2*z^2 - 1956*y^3*z^2 + 1736*y^4*z^2 - 534*y^5*z^2 - 33*z^3 + 452*y*z^3 - 1485*y^2*z^3 + 1758*y^3*z^3 - 654*y^4*z^3 + 48*z^4 - 358*y*z^4 + 734*y^2*z^4 - 384*y^3*z^4 + 3*z^5 + 74*y*z^5 - 111*y^2*z^5 - 18*z^6 - 18*y*z^6))/(72*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^2) + ((-1 + 9*y - 27*y^2 + 37*y^3 - 24*y^4 + 6*y^5 + 2*z - 30*y*z + 24*y^2*z - 20*y^3*z + 6*y^4*z - z^2 + 39*y*z^2 - 3*y^2*z^2 + y^3*z^2 - 18*y*z^3)*G[0, 1, 0, y])/ (6*(-1 + y)^3*y*(-1 + z)^2*z) + ((1 - 9*y + 27*y^2 - 37*y^3 + 24*y^4 - 6*y^5 - 2*z + 30*y*z - 24*y^2*z + 20*y^3*z - 6*y^4*z + z^2 - 39*y*z^2 + 3*y^2*z^2 - y^3*z^2 + 18*y*z^3)*G[1, 1, 0, y])/(6*(-1 + y)^3*y*(-1 + z)^2*z) + ((7 - 15*y - 3*y^2 + 29*y^3 - 24*y^4 + 6*y^5 - 14*z + 54*y*z - 24*y^2*z - 4*y^3*z + 6*y^4*z + 7*z^2 - 57*y*z^2 + 21*y^2*z^2 - 7*y^3*z^2 + 18*y*z^3)*Zeta[3])/(6*(-1 + y)^3*y*(-1 + z)^2*z)) + G[1 - y, 0, z]*((((-5*I)/18)*Pi^3)/(y*z) + (Pi^2*(12*y^3 - 60*y^4 + 108*y^5 - 84*y^6 + 24*y^7 - 37*y^2*z + 116*y^3*z - 89*y^4*z - 22*y^5*z + 32*y^6*z - 92*y*z^2 + 444*y^2*z^2 - 807*y^3*z^2 + 588*y^4*z^2 - 133*y^5*z^2 - 31*z^3 + 288*y*z^3 - 871*y^2*z^3 + 990*y^3*z^3 - 339*y^4*z^3 + 44*z^4 - 271*y*z^4 + 554*y^2*z^4 - 289*y^3*z^4 + 2*z^5 + 72*y*z^5 - 109*y^2*z^5 - 18*z^6 - 18*y*z^6))/(72*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^2) + (19*G[0, 0, 0, y])/(3*y*z) + ((3*y^2 - 9*y^3 + 9*y^4 - 3*y^5 + 3*y*z - 9*y^2*z + 9*y^3*z - 3*y^4*z + 16*z^2 - 48*y*z^2 + 48*y^2*z^2 - 16*y^3*z^2 - 9*y*z^3)* G[0, 1, 0, y])/(3*(-1 + y)^3*y*z^3) + ((-6*y^2 - 6*y*z - 13*z^2)*G[1, 0, 0, y])/(6*y*z^3) - (2*G[1, 1, 0, y])/(3*y*z) + ((-6*y^2 + 18*y^3 - 18*y^4 + 6*y^5 - 6*y*z + 18*y^2*z - 18*y^3*z + 6*y^4*z - 55*z^2 + 165*y*z^2 - 165*y^2*z^2 + 55*y^3*z^2 + 36*y*z^3)*Zeta[3])/ (6*(-1 + y)^3*y*z^3)) + G[1, z]*((65*Pi^4)/(144*y*z) - ((I/108)*Pi^3*(43 - 302*y + 151*y^2 - 86*z + 248*y*z + 43*z^2))/ (y*z*(-1 + y + z)^2) + (Pi^2*(216*y^2 - 450*y^3 + 234*y^4 + 1250*y*z - 1860*y^2*z + 438*y^3*z + 172*y^4*z + 602*z^2 - 3828*y*z^2 + 4697*y^2*z^2 - 777*y^3*z^2 - 334*y^4*z^2 - 1986*z^3 + 6227*y*z^3 - 5390*y^2*z^3 + 789*y^3*z^3 + 2166*z^4 - 4791*y*z^4 + 2265*y^2*z^4 - 782*z^5 + 1142*y*z^5))/(1296*(-1 + y)*y*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)) + (Pi^2*G[0, 0, y])/(36*y*z) - (Pi^2*G[1, 0, y])/(36*y*z) + (((I/3)*Pi)/(y*z) + (-3*y^2 + 6*y^3 - 3*y^4 + 6*y*z - 15*y^2*z + 12*y^3*z - 3*y^4*z - 40*z^2 + 40*y*z^2 + 78*y^2*z^2 - 152*y^3*z^2 + 110*y^4*z^2 - 36*y^5*z^2 + 174*z^3 - 160*y*z^3 - 72*y^2*z^3 + 90*y^3*z^3 - 32*y^4*z^3 - 282*z^4 + 86*y*z^4 + 80*y^2*z^4 + 8*y^3*z^4 + 202*z^5 + 82*y*z^5 - 68*y^2*z^5 - 54*z^6 - 54*y*z^6)/ (36*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2))*G[0, 1, 0, y] + (((-1/3*I)*Pi)/(y*z) + (3*y^2 - 6*y^3 + 3*y^4 - 6*y*z + 15*y^2*z - 12*y^3*z + 3*y^4*z + 40*z^2 - 40*y*z^2 - 78*y^2*z^2 + 152*y^3*z^2 - 110*y^4*z^2 + 36*y^5*z^2 - 174*z^3 + 160*y*z^3 + 72*y^2*z^3 - 90*y^3*z^3 + 32*y^4*z^3 + 282*z^4 - 86*y*z^4 - 80*y^2*z^4 - 8*y^3*z^4 - 202*z^5 - 82*y*z^5 + 68*y^2*z^5 + 54*z^6 + 54*y*z^6)/(36*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2))* G[1, 1, 0, y] - G[0, 0, 1, 0, y]/(3*y*z) - G[0, 1, 0, 0, y]/(6*y*z) + G[1, 0, 1, 0, y]/(3*y*z) + G[1, 1, 0, 0, y]/(6*y*z) + ((((-7*I)/3)*Pi)/(y*z) + (-6*y^2 + 12*y^3 - 6*y^4 + 12*y*z - 30*y^2*z + 24*y^3*z - 6*y^4*z + 169*z^2 - 808*y*z^2 + 1434*y^2*z^2 - 1156*y^3*z^2 + 397*y^4*z^2 - 36*y^5*z^2 - 561*z^3 + 1864*y*z^3 - 2520*y^2*z^3 + 1530*y^3*z^3 - 313*y^4*z^3 + 669*z^4 - 1298*y*z^4 + 1183*y^2*z^4 - 446*y^3*z^4 - 331*z^5 + 176*y*z^5 - 61*y^2*z^5 + 54*z^6 + 54*y*z^6)/(36*(-1 + y)^2*y*(-1 + z)*z^3* (-1 + y + z)^2))*Zeta[3]) + G[1 - y, z]* (((I/216)*Pi^3*(436*y^2 - 1852*y^3 + 2913*y^4 - 2014*y^5 + 517*y^6 + 764*y*z - 4144*y^2*z + 8013*y^3*z - 6638*y^4*z + 2005*y^5*z + 220*z^2 - 2516*y*z^2 + 7075*y^2*z^2 - 7482*y^3*z^2 + 2697*y^4*z^2 - 440*z^3 + 2303*y*z^3 - 3322*y^2*z^3 + 1447*y^3*z^3 + 220*z^4 - 464*y*z^4 + 238*y^2*z^4))/((-1 + y)^2*y*z*(-1 + y + z)^2* (y + z)^2) + (Pi^4*(6*y^2 - 18*y^3 + 18*y^4 - 6*y^5 + 6*y*z - 30*y^2*z + 54*y^3*z - 42*y^4*z + 12*y^5*z + 1463*z^2 - 4257*y*z^2 + 3855*y^2*z^2 - 653*y^3*z^2 - 546*y^4*z^2 + 138*y^5*z^2 - 2926*z^3 + 8208*y*z^3 - 8364*y^2*z^3 + 2512*y^3*z^3 + 138*y^4*z^3 + 1463*z^4 - 3525*y*z^4 + 4389*y^2*z^4 - 1463*y^3*z^4 - 432*y*z^5))/ (2160*(-1 + y)^3*y*(-1 + z)^2*z^3) + (Pi^2*(594*y^3 - 3150*y^4 + 5886*y^5 - 4698*y^6 + 1368*y^7 - 1202*y^2*z + 2756*y^3*z + 1716*y^4*z - 8044*y^5*z + 5926*y^6*z - 1152*y^7*z - 775*y*z^2 + 8956*y^2*z^2 - 21023*y^3*z^2 + 15424*y^4*z^2 - 1048*y^5*z^2 - 1534*y^6*z^2 + 58*z^3 + 3875*y*z^3 - 22594*y^2*z^3 + 35229*y^3*z^3 - 18556*y^4*z^3 + 2774*y^5*z^3 - 138*z^4 - 6602*y*z^4 + 21346*y^2*z^4 - 18998*y^3*z^4 + 5178*y^4*z^4 + 102*z^5 + 3902*y*z^5 - 6448*y^2*z^5 + 1658*y^3*z^5 - 22*z^6 - 400*y*z^6 - 364*y^2*z^6))/(1296*(-1 + y)^2*y*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)^2) + (Pi^2*(6*y^2 + 6*y*z + 5*z^2)* G[0, 0, y])/(36*y*z^3) + (Pi^2*(6*y^2 - 18*y^3 + 18*y^4 - 6*y^5 + 6*y*z - 18*y^2*z + 18*y^3*z - 6*y^4*z + 7*z^2 - 21*y*z^2 + 21*y^2*z^2 - 7*y^3*z^2 - 18*y*z^3)*G[0, 1, y])/ (36*(-1 + y)^3*y*z^3) + ((Pi^2*(-12*y^2 - 12*y*z + 259*z^2))/ (72*y*z^3) - ((I/36)*Pi*(436*y^2 - 1852*y^3 + 2913*y^4 - 2014*y^5 + 517*y^6 + 764*y*z - 4144*y^2*z + 8013*y^3*z - 6638*y^4*z + 2005*y^5*z + 220*z^2 - 2516*y*z^2 + 7075*y^2*z^2 - 7482*y^3*z^2 + 2697*y^4*z^2 - 440*z^3 + 2303*y*z^3 - 3322*y^2*z^3 + 1447*y^3*z^3 + 220*z^4 - 464*y*z^4 + 238*y^2*z^4))/ ((-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^2) + (-594*y^3 + 3150*y^4 - 5886*y^5 + 4698*y^6 - 1368*y^7 + 1202*y^2*z - 2756*y^3*z - 1716*y^4*z + 8044*y^5*z - 5926*y^6*z + 1152*y^7*z + 775*y*z^2 - 8956*y^2*z^2 + 21023*y^3*z^2 - 15424*y^4*z^2 + 1048*y^5*z^2 + 1534*y^6*z^2 - 58*z^3 - 3875*y*z^3 + 22594*y^2*z^3 - 35229*y^3*z^3 + 18556*y^4*z^3 - 2774*y^5*z^3 + 138*z^4 + 6602*y*z^4 - 21346*y^2*z^4 + 18998*y^3*z^4 - 5178*y^4*z^4 - 102*z^5 - 3902*y*z^5 + 6448*y^2*z^5 - 1658*y^3*z^5 + 22*z^6 + 400*y*z^6 + 364*y^2*z^6)/ (216*(-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2))* G[1, 0, y] + (11*Pi^2*G[1, 1, y])/(36*y*z) + ((((19*I)/3)*Pi)/(y*z) + (-32*y^4 + 128*y^5 - 192*y^6 + 128*y^7 - 32*y^8 - 84*y^3*z + 408*y^4*z - 740*y^5*z + 612*y^6*z - 216*y^7*z + 20*y^8*z - 205*y^2*z^2 + 1100*y^3*z^2 - 2147*y^4*z^2 + 1914*y^5*z^2 - 762*y^6*z^2 + 100*y^7*z^2 - 256*y*z^3 + 1749*y^2*z^3 - 4253*y^3*z^3 + 4581*y^4*z^3 - 2187*y^5*z^3 + 366*y^6*z^3 - 67*z^4 + 1076*y*z^4 - 4074*y^2*z^4 + 6105*y^3*z^4 - 3861*y^4*z^4 + 861*y^5*z^4 + 183*z^5 - 1531*y*z^5 + 3766*y^2*z^5 - 3453*y^3*z^5 + 1039*y^4*z^5 - 147*z^6 + 861*y*z^6 - 1387*y^2*z^6 + 597*y^3*z^6 + 13*z^7 - 168*y*z^7 + 151*y^2*z^7 + 18*z^8 + 18*y*z^8)/(12*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 0, y] + ((((41*I)/6)*Pi)/(y*z) + (-96*y^4 + 384*y^5 - 576*y^6 + 384*y^7 - 96*y^8 - 252*y^3*z + 1224*y^4*z - 2220*y^5*z + 1836*y^6*z - 648*y^7*z + 60*y^8*z - 652*y^2*z^2 + 3370*y^3*z^2 - 6507*y^4*z^2 + 5812*y^5*z^2 - 2323*y^6*z^2 + 300*y^7*z^2 - 824*y*z^3 + 5480*y^2*z^3 - 12985*y^3*z^3 + 13919*y^4*z^3 - 6725*y^5*z^3 + 1135*y^6*z^3 - 220*z^4 + 3502*y*z^4 - 12677*y^2*z^4 + 18411*y^3*z^4 - 11681*y^4*z^4 + 2677*y^5*z^4 + 660*z^5 - 5107*y*z^5 + 11441*y^2*z^5 - 10087*y^3*z^5 + 3105*y^4*z^5 - 660*z^6 + 2917*y*z^6 - 3848*y^2*z^6 + 1579*y^3*z^6 + 220*z^7 - 488*y*z^7 + 256*y^2*z^7)/(36*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2* (y + z)^2))*G[1, 0, 0, y] + ((((7*I)/2)*Pi)/(y*z) + (36*y^3 - 180*y^4 + 324*y^5 - 252*y^6 + 72*y^7 + 133*y^2*z - 712*y^3*z + 1428*y^4*z - 1252*y^5*z + 403*y^6*z + 158*y*z^2 - 1060*y^2*z^2 + 2217*y^3*z^2 - 2072*y^4*z^2 + 757*y^5*z^2 + 25*z^3 - 560*y*z^3 + 1381*y^2*z^3 - 1218*y^3*z^3 + 483*y^4*z^3 - 104*z^4 + 419*y*z^4 - 94*y^2*z^4 - 107*y^3*z^4 + 115*z^5 - 2*y*z^5 - 218*y^2*z^5 - 54*z^6 - 54*y*z^6)/(36*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^2))*G[1, 1, 0, y] + ((3 - 10*y + 13*y^2 - 9*y^3 + 4*y^4 - y^5 - 6*z + 22*y*z - 21*y^2*z + 9*y^3*z - y^4*z + 3*z^2 - 15*y*z^2 + 9*y^2*z^2 - 3*y^3*z^2 + 3*y*z^3)*G[0, 0, 1, 0, y])/((-1 + y)^3*y*(-1 + z)^2*z) + ((-20 - 3*y + 3*y^2 + 40*z + 3*y*z - 20*z^2)*G[0, 1, 0, 0, y])/ (3*y*(-1 + z)^2*z) + ((-6*y^2 + 18*y^3 - 18*y^4 + 6*y^5 - 6*y*z + 18*y^2*z - 18*y^3*z + 6*y^4*z - 7*z^2 + 21*y*z^2 - 21*y^2*z^2 + 7*y^3*z^2 + 18*y*z^3)*G[0, 1, 1, 0, y])/(6*(-1 + y)^3*y*z^3) - (19*G[1, 0, 0, 0, y])/(3*y*z) + ((-6*y^2 + 18*y^3 - 18*y^4 + 6*y^5 - 6*y*z + 18*y^2*z - 18*y^3*z + 6*y^4*z - 7*z^2 + 21*y*z^2 - 21*y^2*z^2 + 7*y^3*z^2 + 18*y*z^3)* G[1, 0, 1, 0, y])/(6*(-1 + y)^3*y*z^3) + ((3*y^2 + 3*y*z - 8*z^2)*G[1, 1, 0, 0, y])/(3*y*z^3) - (11*G[1, 1, 1, 0, y])/(6*y*z) + ((((-28*I)/3)*Pi)/(y*z) + (32*y^4 - 128*y^5 + 192*y^6 - 128*y^7 + 32*y^8 + 96*y^3*z - 468*y^4*z + 848*y^5*z - 696*y^6*z + 240*y^7*z - 20*y^8*z + 237*y^2*z^2 - 1326*y^3*z^2 + 2661*y^4*z^2 - 2416*y^5*z^2 + 968*y^6*z^2 - 124*y^7*z^2 + 290*y*z^3 - 2069*y^2*z^3 + 5154*y^3*z^3 - 5689*y^4*z^3 + 2802*y^5*z^3 - 488*y^6*z^3 + 69*z^4 - 1224*y*z^4 + 4736*y^2*z^4 - 7218*y^3*z^4 + 4680*y^4*z^4 - 1082*y^5*z^4 - 189*z^5 + 1686*y*z^5 - 4210*y^2*z^5 + 3914*y^3*z^5 - 1204*y^4*z^5 + 147*z^6 - 890*y*z^6 + 1450*y^2*z^6 - 632*y^3*z^6 - 9*z^7 + 156*y*z^7 - 144*y^2*z^7 - 18*z^8 - 18*y*z^8)/ (12*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2))*Zeta[3]) + G[0, z]*((Pi^4*(1439 - 4317*y + 4317*y^2 - 1439*y^3 + 1728*y*z))/ (8640*(-1 + y)^3*y*z) + ((I/432)*Pi^3*(1229 - 4772*y + 6978*y^2 - 4556*y^3 + 1121*y^4 - 2578*z + 7338*y*z - 6894*y^2*z + 2134*y^3*z + 1265*z^2 - 2626*y*z^2 + 1337*y^2*z^2))/((-1 + y)^2*y*z* (-1 + y + z)^2) + (-185333 + 78634*y + 120955*y^2 - 14256*y^3 + 565287*z - 341035*y*z - 162368*y^2*z - 1944*y^3*z - 574575*z^2 + 397082*y*z^2 + 57613*y^2*z^2 + 194621*z^3 - 134681*y*z^3)/ (23328*(-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)) - ((I/1296)*Pi*(8053 - 3614*y - 4547*y^2 + 108*y^3 - 28947*z + 13157*y*z + 13414*y^2*z + 33735*z^2 - 20008*y*z^2 - 8975*y^2*z^2 - 12841*z^3 + 10465*y*z^3))/((-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)) + (Pi^2*(-22828*y + 74662*y^2 - 88332*y^3 + 43990*y^4 - 7492*y^5 - 22828*z + 149734*y*z - 292717*y^2*z + 233425*y^3*z - 71569*y^4*z + 3955*y^5*z + 74424*z^2 - 283021*y*z^2 + 372815*y^2*z^2 - 197026*y^3*z^2 + 31116*y^4*z^2 - 79284*z^3 + 210420*y*z^3 - 186606*y^2*z^3 + 55470*y^3*z^3 + 27688*z^4 - 54305*y*z^4 + 28309*y^2*z^4))/(3888*(-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)^2* (y + z)) + ((179*Pi^2)/(36*y*z) - ((I/36)*Pi*(508 - 2632*y + 4698*y^2 - 3532*y^3 + 958*y^4 - 1016*z + 3957*y*z - 4812*y^2*z + 1871*y^3*z + 508*z^2 - 1124*y*z^2 + 589*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (405*y^3 - 1206*y^4 + 1197*y^5 - 396*y^6 + 286*y*z - 5179*y^2*z + 11937*y^3*z - 9193*y^4*z + 1861*y^5*z + 288*y^6*z + 286*z^2 - 6352*y*z^2 + 25963*y^2*z^2 - 36070*y^3*z^2 + 18988*y^4*z^2 - 2815*y^5*z^2 - 1092*z^3 + 14470*y*z^3 - 35249*y^2*z^3 + 30148*y^3*z^3 - 8616*y^4*z^3 + 1326*z^4 - 10413*y*z^4 + 15750*y^2*z^4 - 6663*y^3*z^4 - 520*z^5 + 2009*y*z^5 - 1150*y^2*z^5)/(108*(-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)))*G[0, 0, y] + (Pi^2*G[0, 1, y])/(2*(-1 + y)^3) + ((-139*Pi^2)/(36*y*z) + ((I/18)*Pi*(299*y^2 - 1232*y^3 + 1893*y^4 - 1286*y^5 + 326*y^6 + 544*y*z - 2816*y^2*z + 5265*y^3*z - 4270*y^4*z + 1277*y^5*z + 191*z^2 - 1828*y*z^2 + 4817*y^2*z^2 - 4914*y^3*z^2 + 1740*y^4*z^2 - 352*z^3 + 1681*y*z^3 - 2270*y^2*z^3 + 953*y^3*z^3 + 182*z^4 - 340*y*z^4 + 164*y^2*z^4))/ ((-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^2) + (810*y^3 - 3222*y^4 + 4806*y^5 - 3186*y^6 + 792*y^7 - 1718*y^2*z + 6176*y^3*z - 7224*y^4*z + 2216*y^5*z + 1126*y^6*z - 576*y^7*z - 2455*y*z^2 + 18478*y^2*z^2 - 44255*y^3*z^2 + 44008*y^4*z^2 - 17530*y^5*z^2 + 1754*y^6*z^2 - 890*z^3 + 12371*y*z^3 - 49006*y^2*z^3 + 73521*y^3*z^3 - 45508*y^4*z^3 + 10076*y^5*z^3 + 2328*z^4 - 20090*y*z^4 + 46588*y^2*z^4 - 40820*y^3*z^4 + 12558*y^4*z^4 - 2346*z^5 + 11618*y*z^5 - 14620*y^2*z^5 + 4784*y^3*z^5 + 908*z^6 - 1444*y*z^6 - 28*y^2*z^6)/ (216*(-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2))* G[1, 0, y] + (Pi^2*G[1, 1, y])/(36*y*z) + ((((19*I)/2)*Pi)/(y*z) + (449 - 2372*y + 4278*y^2 - 3236*y^3 + 881*y^4 - 898*z + 3582*y*z - 4410*y^2*z + 1726*y^3*z + 449*z^2 - 1018*y*z^2 + 539*y^2*z^2)/(36*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[0, 0, 0, y] + ((((-13*I)/6)*Pi)/(y*z) + (-36*y^4 + 108*y^5 - 108*y^6 + 36*y^7 - 41*y^2*z + 572*y^3*z - 1206*y^4*z + 860*y^5*z - 185*y^6*z - 154*y*z^2 + 1670*y^2*z^2 - 4170*y^3*z^2 + 3754*y^4*z^2 - 1100*y^5*z^2 - 221*z^3 + 1768*y*z^3 - 5087*y^2*z^3 + 5286*y^3*z^3 - 1632*y^4*z^3 + 490*z^4 - 2452*y*z^4 + 3128*y^2*z^4 - 830*y^3*z^4 - 329*z^5 + 682*y*z^5 - 23*y^2*z^5 + 54*z^6 + 54*y*z^6)/(36*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^2))*G[0, 1, 0, y] + ((((-25*I)/3)*Pi)/(y*z) + (-36*y^3 + 108*y^4 - 108*y^5 + 36*y^6 - 737*y^2*z + 3020*y^3*z - 4557*y^4*z + 3002*y^5*z - 728*y^6*z - 1258*y*z^2 + 6548*y^2*z^2 - 12192*y^3*z^2 + 9778*y^4*z^2 - 2876*y^5*z^2 - 449*z^3 + 4252*y*z^3 - 11135*y^2*z^3 + 11274*y^3*z^3 - 3954*y^4*z^3 + 832*z^4 - 3922*y*z^4 + 5258*y^2*z^4 - 2192*y^3*z^4 - 422*z^5 + 796*y*z^5 - 386*y^2*z^5)/ (36*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^2))*G[1, 0, 0, y] + ((I*Pi)/(y*z) + (-36*y^3 + 144*y^4 - 216*y^5 + 144*y^6 - 36*y^7 + 113*y^2*z - 368*y^3*z + 429*y^4*z - 206*y^5*z + 32*y^6*z + 280*y*z^2 - 1238*y^2*z^2 + 2232*y^3*z^2 - 1852*y^4*z^2 + 578*y^5*z^2 + 95*z^3 - 760*y*z^3 + 2192*y^2*z^3 - 2700*y^3*z^3 + 1164*y^4*z^3 - 106*z^4 + 646*y*z^4 - 1406*y^2*z^4 + 956*y^3*z^4 + 5*z^5 - 154*y*z^5 + 356*y^2*z^5 + 54*z^6 + 54*y*z^6)/ (36*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^2))*G[1, 1, 0, y] - (53*G[0, 0, 0, 0, y])/(6*y*z) + ((-35 + 105*y - 105*y^2 + 35*y^3 - 18*y*z)*G[0, 0, 1, 0, y])/ (6*(-1 + y)^3*y*z) + (7*G[0, 1, 0, 0, y])/(3*y*z) - (3*G[0, 1, 1, 0, y])/(-1 + y)^3 + (8*G[1, 0, 0, 0, y])/(y*z) + ((17 - 51*y + 51*y^2 - 17*y^3 - 9*y*z)*G[1, 0, 1, 0, y])/ (3*(-1 + y)^3*y*z) - (3*G[1, 1, 0, 0, y])/(2*y*z) - G[1, 1, 1, 0, y]/(6*y*z) + ((((329*I)/18)*Pi)/(y*z) + (36*y^2 - 108*y^3 + 108*y^4 - 36*y^5 + 545*z - 3080*y*z + 5448*y^2*z - 3764*y^3*z + 779*y^4*z + 72*y^5*z - 2228*z^2 + 10636*y*z^2 - 16134*y^2*z^2 + 9608*y^3*z^2 - 1846*y^4*z^2 - 36*y^5*z^2 + 3348*z^3 - 13380*y*z^3 + 16433*y^2*z^3 - 7600*y^3*z^3 + 968*y^4*z^3 - 2192*z^4 + 7154*y*z^4 - 6346*y^2*z^4 + 1846*y^3*z^4 + 527*z^5 - 1330*y*z^5 + 572*y^2*z^5)/ (36*(-1 + y)^2*y*(-1 + z)^2*z^2*(-1 + y + z)^2))*Zeta[3] + G[1, y]*(((-1/6*I)*Pi^3)/(y*z) + (Pi^2*(36*y^3 - 144*y^4 + 216*y^5 - 144*y^6 + 36*y^7 - 113*y^2*z + 368*y^3*z - 429*y^4*z + 206*y^5*z - 32*y^6*z - 280*y*z^2 + 1238*y^2*z^2 - 2232*y^3*z^2 + 1852*y^4*z^2 - 578*y^5*z^2 - 95*z^3 + 760*y*z^3 - 2192*y^2*z^3 + 2700*y^3*z^3 - 1164*y^4*z^3 + 106*z^4 - 646*y*z^4 + 1406*y^2*z^4 - 956*y^3*z^4 - 5*z^5 + 154*y*z^5 - 356*y^2*z^5 - 54*z^6 - 54*y*z^6))/(216*(-1 + y)^2*y*z^2*(-1 + y + z)^2* (y + z)^2) + (2*(-5 + 15*y - 15*y^2 + 5*y^3 + 3*y*z)*Zeta[3])/ ((-1 + y)^3*y*z))) + G[1, y]* ((Pi^4*(61 - 165*y + 111*y^2 + 47*y^3 - 72*y^4 + 18*y^5 - 122*z + 294*y*z - 312*y^2*z + 68*y^3*z + 18*y^4*z + 61*z^2 - 75*y*z^2 + 183*y^2*z^2 - 61*y^3*z^2 - 54*y*z^3))/(270*(-1 + y)^3*y*(-1 + z)^2* z) + ((I/216)*Pi^3*(242*y^2 - 932*y^3 + 1353*y^4 - 878*y^5 + 215*y^6 + 376*y*z - 1796*y^2*z + 3477*y^3*z - 2962*y^4*z + 905*y^5*z + 26*z^2 - 580*y*z^2 + 2453*y^2*z^2 - 3270*y^3*z^2 + 1317*y^4*z^2 + 68*z^3 + 427*y*z^3 - 1382*y^2*z^3 + 779*y^3*z^3 - 10*z^4 - 196*y*z^4 + 152*y^2*z^4))/((-1 + y)^2*y*z*(-1 + y + z)^2* (y + z)^2) + (Pi^2*(810*y^3 - 3222*y^4 + 4806*y^5 - 3186*y^6 + 792*y^7 - 553*y^2*z + 304*y^3*z + 3063*y^4*z - 5402*y^5*z + 3164*y^6*z - 576*y^7*z - 557*y*z^2 + 4661*y^2*z^2 - 14800*y^3*z^2 + 15269*y^4*z^2 - 4289*y^5*z^2 - 284*y^6*z^2 - 157*z^3 + 1489*y*z^3 - 17642*y^2*z^3 + 36102*y^3*z^3 - 22658*y^4*z^3 + 4453*y^5*z^3 - 609*z^4 - 4579*y*z^4 + 25520*y^2*z^4 - 26905*y^3*z^4 + 8160*y^4*z^4 + 969*z^5 + 5737*y*z^5 - 12998*y^2*z^5 + 4705*y^3*z^5 - 203*z^6 - 2090*y*z^6 + 706*y^2*z^6))/ (1296*(-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2) + (Pi^2*G[0, 0, z])/(6*y*z) + (Pi^2*(1 - 3*y + 3*y^2 - y^3 + 18*y*z)* G[0, 1, z])/(36*(-1 + y)^3*y*z) + (Pi^2*(-7 + 21*y - 21*y^2 + 7*y^3 - 6*y*z)*G[0, 1 - y, z])/ (12*(-1 + y)^3*y*z) + (Pi^2*(4 - 11*y + 8*y^2 + 2*y^3 - 4*y^4 + y^5 - 8*z + 26*y*z - 21*y^2*z + 5*y^3*z + y^4*z + 4*z^2 - 18*y*z^2 + 12*y^2*z^2 - 4*y^3*z^2 + 3*y*z^3)*G[0, -y, z])/ (6*(-1 + y)^3*y*(-1 + z)^2*z) - (Pi^2*G[1, 0, z])/(18*y*z) + (Pi^2*G[1 - y, 0, z])/(9*y*z) + (Pi^2*(-1 + 9*y - 27*y^2 + 37*y^3 - 24*y^4 + 6*y^5 + 2*z - 30*y*z + 24*y^2*z - 20*y^3*z + 6*y^4*z - z^2 + 39*y*z^2 - 3*y^2*z^2 + y^3*z^2 - 18*y*z^3)*G[1 - y, 1, z])/(36*(-1 + y)^3*y*(-1 + z)^2* z) + (Pi^2*(-6*y^2 + 18*y^3 - 18*y^4 + 6*y^5 - 6*y*z + 18*y^2*z - 18*y^3*z + 6*y^4*z + 7*z^2 - 21*y*z^2 + 21*y^2*z^2 - 7*y^3*z^2 + 18*y*z^3)*G[1 - y, 1 - y, z])/(36*(-1 + y)^3*y*z^3) + (Pi^2*(10 - 27*y + 18*y^2 + 8*y^3 - 12*y^4 + 3*y^5 - 20*z + 48*y*z - 51*y^2*z + 11*y^3*z + 3*y^4*z + 10*z^2 - 12*y*z^2 + 30*y^2*z^2 - 10*y^3*z^2 - 9*y*z^3)*G[1 - y, -y, z])/(18*(-1 + y)^3*y*(-1 + z)^2* z) + (Pi^2*(-3*y^2 - 3*y*z - 5*z^2)*G[-y, 0, z])/(18*y*z^3) + (Pi^2*(3*y^2 + 3*y*z - 4*z^2)*G[-y, 1 - y, z])/(18*y*z^3) + (Pi^2*(-3*y^2 - 3*y*z + 10*z^2)*G[-y, -y, z])/(9*y*z^3) + ((((-35*I)/3)*Pi)/(y*z) + (-72*y^3 + 252*y^4 - 324*y^5 + 180*y^6 - 36*y^7 - 763*y^2*z + 3472*y^3*z - 5571*y^4*z + 3778*y^5*z - 916*y^6*z - 1238*y*z^2 + 7060*y^2*z^2 - 13932*y^3*z^2 + 11306*y^4*z^2 - 3196*y^5*z^2 - 403*z^3 + 4280*y*z^3 - 12049*y^2*z^3 + 12618*y^3*z^3 - 4236*y^4*z^3 + 728*z^4 - 3758*y*z^4 + 5764*y^2*z^4 - 2422*y^3*z^4 - 250*z^5 + 800*y*z^5 - 556*y^2*z^5 - 54*z^6 - 54*y*z^6)/(36*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^2))*Zeta[3] + G[1, z]*(((I/18)*Pi^3)/(y*z) + (Pi^2*(-3*y^2 + 6*y^3 - 3*y^4 + 6*y*z - 15*y^2*z + 12*y^3*z - 3*y^4*z - 40*z^2 + 40*y*z^2 + 78*y^2*z^2 - 152*y^3*z^2 + 110*y^4*z^2 - 36*y^5*z^2 + 174*z^3 - 160*y*z^3 - 72*y^2*z^3 + 90*y^3*z^3 - 32*y^4*z^3 - 282*z^4 + 86*y*z^4 + 80*y^2*z^4 + 8*y^3*z^4 + 202*z^5 + 82*y*z^5 - 68*y^2*z^5 - 54*z^6 - 54*y*z^6))/(216*(-1 + y)^2*y*(-1 + z)*z^3* (-1 + y + z)^2) - Zeta[3]/(2*y*z)) + G[-y, z]*((((7*I)/9)*Pi^3)/(y*z) + (Pi^2*(-33*y^4 + 130*y^5 - 193*y^6 + 128*y^7 - 32*y^8 - 96*y^3*z + 467*y^4*z - 846*y^5*z + 695*y^6*z - 240*y^7*z + 20*y^8*z - 255*y^2*z^2 + 1148*y^3*z^2 - 2105*y^4*z^2 + 1886*y^5*z^2 - 774*y^6*z^2 + 100*y^7*z^2 - 306*y*z^3 + 1675*y^2*z^3 - 3510*y^3*z^3 + 3569*y^4*z^3 - 1724*y^5*z^3 + 296*y^6*z^3 - 42*z^4 + 884*y*z^4 - 2910*y^2*z^4 + 4004*y^3*z^4 - 2550*y^4*z^4 + 578*y^5*z^4 + 92*z^5 - 830*y*z^5 + 1952*y^2*z^5 - 1926*y^3*z^5 + 640*y^4*z^5 - 50*z^6 + 252*y*z^6 - 570*y^2*z^6 + 368*y^3*z^6 - 18*z^7 - 18*y*z^7 + 108*y^2*z^7 + 18*z^8 + 18*y*z^8))/ (72*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2) + (2*(3*y^2 + 3*y*z - 7*z^2)*Zeta[3])/(3*y*z^3)) + G[1 - y, z]*((((-7*I)/12)*Pi^3)/(y*z) + (Pi^2*(-36*y^3 + 180*y^4 - 324*y^5 + 252*y^6 - 72*y^7 - 133*y^2*z + 712*y^3*z - 1428*y^4*z + 1252*y^5*z - 403*y^6*z - 158*y*z^2 + 1060*y^2*z^2 - 2217*y^3*z^2 + 2072*y^4*z^2 - 757*y^5*z^2 - 25*z^3 + 560*y*z^3 - 1381*y^2*z^3 + 1218*y^3*z^3 - 483*y^4*z^3 + 104*z^4 - 419*y*z^4 + 94*y^2*z^4 + 107*y^3*z^4 - 115*z^5 + 2*y*z^5 + 218*y^2*z^5 + 54*z^6 + 54*y*z^6))/(216*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^2) + ((6*y^2 - 18*y^3 + 18*y^4 - 6*y^5 + 6*y*z - 18*y^2*z + 18*y^3*z - 6*y^4*z + 19*z^2 - 57*y*z^2 + 57*y^2*z^2 - 19*y^3*z^2 - 36*y*z^3)*Zeta[3])/ (6*(-1 + y)^3*y*z^3))) + G[0, y]*((185333 - 1744485*y + 2710761*y^2 - 1151609*y^3 - 185333*z + 1582750*y*z - 957371*y^2*z)/(23328*(-1 + y)^2*y*z*(-1 + y + z)) - ((I/1296)*Pi*(-8053 + 100863*y - 162405*y^2 + 69595*y^3 + 8053*z - 83378*y*z + 50155*y^2*z))/((-1 + y)^2*y*z*(-1 + y + z)) + (Pi^4*(-1439 + 576*y - 576*y^2 + 2878*z - 576*y*z - 1439*z^2))/ (8640*y*(-1 + z)^2*z) + ((I/432)*Pi^3*(1229 - 6152*y + 10665*y^2 - 7790*y^3 + 2048*y^4 - 2458*z + 9594*y*z - 11124*y^2*z + 3988*y^3*z + 1229*z^2 - 3838*y*z^2 + 2264*y^2*z^2))/ ((-1 + y)^2*y*z*(-1 + y + z)^2) + (Pi^2*(-2430*y^3 + 9666*y^4 - 14418*y^5 + 9558*y^6 - 2376*y^7 + 22828*y*z - 201053*y^2*z + 560299*y^3*z - 704587*y^4*z + 420077*y^5*z - 99292*y^6*z + 1728*y^7*z + 22828*z^2 - 266027*y*z^2 + 1091882*y^2*z^2 - 1950113*y^3*z^2 + 1666604*y^4*z^2 - 657014*y^5*z^2 + 91840*y^6*z^2 - 66756*z^3 + 604981*y*z^3 - 1747464*y^2*z^3 + 2168286*y^3*z^3 - 1208944*y^4*z^3 + 249735*y^5*z^3 + 65028*z^4 - 508620*y*z^4 + 1057743*y^2*z^4 - 850116*y^3*z^4 + 235965*y^4*z^4 - 21100*z^5 + 146838*y*z^5 - 201918*y^2*z^5 + 76342*y^3*z^5))/ (3888*(-1 + y)^3*y*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)) + ((179*Pi^2)/(36*y*z) - ((I/36)*Pi*(508 - 2548*y + 4467*y^2 - 3322*y^3 + 895*y^4 - 1016*z + 3789*y*z - 4518*y^2*z + 1745*y^3*z + 508*z^2 - 1040*y*z^2 + 526*y^2*z^2))/ ((-1 + y)^2*y*z*(-1 + y + z)^2) + (286*y - 4927*y^2 + 12270*y^3 - 10903*y^4 + 3274*y^5 + 286*z - 5749*y*z + 23317*y^2*z - 32992*y^3*z + 18124*y^4*z - 2986*y^5*z - 1146*z^2 + 12805*y*z^2 - 30065*y^2*z^2 + 25522*y^3*z^2 - 7509*y^4*z^2 + 1434*z^3 - 8874*y*z^3 + 12528*y^2*z^3 - 5088*y^3*z^3 - 574*z^4 + 1532*y*z^4 - 565*y^2*z^4)/(108*(-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)^2*(y + z)))* G[0, 0, z] - (Pi^2*G[0, 1, z])/(12*y*z) + (Pi^2*(13 + 6*y - 6*y^2 - 26*z - 6*y*z + 13*z^2)*G[0, 1 - y, z])/ (36*y*(-1 + z)^2*z) + ((-41*Pi^2)/(72*y*z) + ((I/12)*Pi*(36 - 68*y + 51*y^2 - 72*z + 105*y*z + 36*z^2))/ (y*z*(-1 + y + z)^2) + (65 - 494*y + 722*y^2 - 293*y^3 - 213*z + 1225*y*z - 1257*y^2*z + 299*y^3*z + 231*z^2 - 868*y*z^2 + 529*y^2*z^2 - 83*z^3 + 137*y*z^3)/(36*(-1 + y)*y*(-1 + z)*z* (-1 + y + z)^2))*G[1, 0, z] - (Pi^2*G[1, 1, z])/(18*y*z) - (Pi^2*G[1, 1 - y, z])/(36*y*z) + ((Pi^2*(4*y^2 + 4*y*z - 79*z^2))/(24*y*z^3) + ((I/36)*Pi*(436*y^2 - 1852*y^3 + 2913*y^4 - 2014*y^5 + 517*y^6 + 764*y*z - 4144*y^2*z + 8013*y^3*z - 6638*y^4*z + 2005*y^5*z + 220*z^2 - 2516*y*z^2 + 7075*y^2*z^2 - 7482*y^3*z^2 + 2697*y^4*z^2 - 440*z^3 + 2303*y*z^3 - 3322*y^2*z^3 + 1447*y^3*z^3 + 220*z^4 - 464*y*z^4 + 238*y^2*z^4))/ ((-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^2) + (594*y^3 - 3150*y^4 + 5886*y^5 - 4698*y^6 + 1368*y^7 - 1202*y^2*z + 2756*y^3*z + 1716*y^4*z - 8044*y^5*z + 5926*y^6*z - 1152*y^7*z - 775*y*z^2 + 8956*y^2*z^2 - 21023*y^3*z^2 + 15424*y^4*z^2 - 1048*y^5*z^2 - 1534*y^6*z^2 + 58*z^3 + 3875*y*z^3 - 22594*y^2*z^3 + 35229*y^3*z^3 - 18556*y^4*z^3 + 2774*y^5*z^3 - 138*z^4 - 6602*y*z^4 + 21346*y^2*z^4 - 18998*y^3*z^4 + 5178*y^4*z^4 + 102*z^5 + 3902*y*z^5 - 6448*y^2*z^5 + 1658*y^3*z^5 - 22*z^6 - 400*y*z^6 - 364*y^2*z^6)/ (216*(-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 0, z] + (Pi^2*(2 + 3*y - 3*y^2 - 4*z - 3*y*z + 2*z^2)* G[1 - y, 1, z])/(18*y*(-1 + z)^2*z) + (Pi^2*(-2*y - 2*z + 4*y*z + 3*z^2 - y*z^2 - z^3)*G[1 - y, 1 - y, z])/ (6*(-1 + z)^2*z^3) - (5*Pi^2*G[-y, 1 - y, z])/(18*y*z) + ((((19*I)/2)*Pi)/(y*z) + (449 - 2264*y + 3981*y^2 - 2966*y^3 + 800*y^4 - 898*z + 3366*y*z - 4032*y^2*z + 1564*y^3*z + 449*z^2 - 910*y*z^2 + 458*y^2*z^2)/(36*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[0, 0, 0, z] + (((-1/6*I)*Pi)/(y*z) + (-34*y + 88*y^2 - 153*y^3 + 178*y^4 - 79*y^5 - 52*z + 258*y*z - 462*y^2*z + 520*y^3*z - 264*y^4*z + 134*z^2 - 361*y*z^2 + 374*y^2*z^2 - 255*y^3*z^2 - 70*z^3 + 32*y*z^3 - 70*y^2*z^3)/(36*(-1 + y)^2*y*z*(-1 + y + z)^2* (y + z)))*G[0, 1, 0, z] + ((((-20*I)/3)*Pi)/(y*z) + (-36*y^4 + 108*y^5 - 108*y^6 + 36*y^7 - 457*y^2*z + 1828*y^3*z - 2661*y^4*z + 1666*y^5*z - 376*y^6*z - 824*y*z^2 + 4240*y^2*z^2 - 7911*y^3*z^2 + 6368*y^4*z^2 - 1873*y^5*z^2 - 259*z^3 + 2600*y*z^3 - 7090*y^2*z^3 + 7596*y^3*z^3 - 2841*y^4*z^3 + 440*z^4 - 2189*y*z^4 + 3454*y^2*z^4 - 1801*y^3*z^4 - 133*z^5 + 398*y*z^5 - 475*y^2*z^5 - 54*z^6 - 54*y*z^6)/(36*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)^2))*G[0, 1 - y, 0, z] + ((((-3*I)/2)*Pi)/(y*z) + (-148 + 568*y - 903*y^2 + 694*y^3 - 211*y^4 + 350*z - 933*y*z + 978*y^2*z - 395*y^3*z - 256*z^2 + 188*y*z^2 - 40*y^2*z^2 + 54*z^3 + 54*y*z^3)/(36*(-1 + y)^2*y*z* (-1 + y + z)^2))*G[1, 0, 0, z] + (((-I)*Pi)/(y*z) + (-29 + 188*y - 363*y^2 + 278*y^3 - 74*y^4 + 112*z - 147*y*z + 120*y^2*z - 85*y^3*z - 137*z^2 - 50*y*z^2 + 79*y^2*z^2 + 54*z^3 + 54*y*z^3)/(36*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[1, 1, 0, z] + (((I/3)*Pi)/(y*z) + (-3*y^2 + 6*y^3 - 3*y^4 + 6*y*z - 15*y^2*z + 12*y^3*z - 3*y^4*z - 40*z^2 + 40*y*z^2 + 78*y^2*z^2 - 152*y^3*z^2 + 110*y^4*z^2 - 36*y^5*z^2 + 174*z^3 - 160*y*z^3 - 72*y^2*z^3 + 90*y^3*z^3 - 32*y^4*z^3 - 282*z^4 + 86*y*z^4 + 80*y^2*z^4 + 8*y^3*z^4 + 202*z^5 + 82*y*z^5 - 68*y^2*z^5 - 54*z^6 - 54*y*z^6)/(36*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2))* G[1, 1 - y, 0, z] + ((((-41*I)/6)*Pi)/(y*z) + (36*y^3 - 180*y^4 + 324*y^5 - 252*y^6 + 72*y^7 - 355*y^2*z + 1408*y^3*z - 1962*y^4*z + 1120*y^5*z - 211*y^6*z - 710*y*z^2 + 3724*y^2*z^2 - 7059*y^3*z^2 + 5600*y^4*z^2 - 1555*y^5*z^2 - 211*z^3 + 2288*y*z^3 - 6607*y^2*z^3 + 7158*y^3*z^3 - 2517*y^4*z^3 + 368*z^4 - 2045*y*z^4 + 3418*y^2*z^4 - 1627*y^3*z^4 - 103*z^5 + 434*y*z^5 - 436*y^2*z^5 - 54*z^6 - 54*y*z^6)/(36*(-1 + y)^2*y*z^2*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 0, 0, z] + (((I/2)*Pi)/(y*z) + (37*y - 70*y^2 + 66*y^3 - 70*y^4 + 37*y^5 + 19*z - 126*y*z + 90*y^2*z - 40*y^3*z + 57*y^4*z - 92*z^2 + 169*y*z^2 + 100*y^2*z^2 - 69*y^3*z^2 + 127*z^3 + 16*y*z^3 - 143*y^2*z^3 - 54*z^4 - 54*y*z^4)/(36*(-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)))* G[1 - y, 1, 0, z] + ((((7*I)/6)*Pi)/(y*z) + (-96*y^4 + 384*y^5 - 576*y^6 + 384*y^7 - 96*y^8 - 216*y^3*z + 1044*y^4*z - 1896*y^5*z + 1584*y^6*z - 576*y^7*z + 60*y^8*z - 299*y^2*z^2 + 1694*y^3*z^2 - 3447*y^4*z^2 + 3236*y^5*z^2 - 1412*y^6*z^2 + 228*y^7*z^2 - 298*y*z^3 + 2059*y^2*z^3 - 5165*y^3*z^3 + 5611*y^4*z^3 - 2683*y^5*z^3 + 476*y^6*z^3 - 83*z^4 + 1184*y*z^4 - 4636*y^2*z^4 + 7077*y^3*z^4 - 4315*y^4*z^4 + 887*y^5*z^4 + 195*z^5 - 1649*y*z^5 + 4498*y^2*z^5 - 4205*y^3*z^5 + 1167*y^4*z^5 - 87*z^6 + 953*y*z^6 - 1939*y^2*z^6 + 851*y^3*z^6 - 79*z^7 - 244*y*z^7 + 317*y^2*z^7 + 54*z^8 + 54*y*z^8)/ (36*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 1 - y, 0, z] + ((((14*I)/3)*Pi)/(y*z) + (-33*y^4 + 130*y^5 - 193*y^6 + 128*y^7 - 32*y^8 - 96*y^3*z + 467*y^4*z - 846*y^5*z + 695*y^6*z - 240*y^7*z + 20*y^8*z - 255*y^2*z^2 + 1148*y^3*z^2 - 2105*y^4*z^2 + 1886*y^5*z^2 - 774*y^6*z^2 + 100*y^7*z^2 - 306*y*z^3 + 1675*y^2*z^3 - 3510*y^3*z^3 + 3569*y^4*z^3 - 1724*y^5*z^3 + 296*y^6*z^3 - 42*z^4 + 884*y*z^4 - 2910*y^2*z^4 + 4004*y^3*z^4 - 2550*y^4*z^4 + 578*y^5*z^4 + 92*z^5 - 830*y*z^5 + 1952*y^2*z^5 - 1926*y^3*z^5 + 640*y^4*z^5 - 50*z^6 + 252*y*z^6 - 570*y^2*z^6 + 368*y^3*z^6 - 18*z^7 - 18*y*z^7 + 108*y^2*z^7 + 18*z^8 + 18*y*z^8)/ (12*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2))* G[-y, 1 - y, 0, z] - (53*G[0, 0, 0, 0, z])/(6*y*z) + ((1 - 3*y + 3*y^2 - y^3 - 18*y*z)*G[0, 0, 1, 0, z])/ (6*(-1 + y)^3*y*z) + (20*G[0, 0, 1 - y, 0, z])/(3*y*z) + ((-1 + 3*y - 3*y^2 + y^3 - 18*y*z)*G[0, 1, 0, 0, z])/ (6*(-1 + y)^3*y*z) + ((-2 + 6*y - 6*y^2 + 2*y^3 - 9*y*z)* G[0, 1, 1, 0, z])/(3*(-1 + y)^3*y*z) + ((1 - 3*y + 3*y^2 - y^3 + 18*y*z)*G[0, 1, 1 - y, 0, z])/ (6*(-1 + y)^3*y*z) + ((-41 + 123*y - 123*y^2 + 41*y^3 + 18*y*z)* G[0, 1 - y, 0, 0, z])/(6*(-1 + y)^3*y*z) + ((5 - 15*y + 15*y^2 - 5*y^3 + 18*y*z)*G[0, 1 - y, 1, 0, z])/ (6*(-1 + y)^3*y*z) + ((4 - 9*y + 14*y^3 - 12*y^4 + 3*y^5 - 8*z + 12*y*z - 15*y^2*z - y^3*z + 3*y^4*z + 4*z^2 + 6*y*z^2 + 12*y^2*z^2 - 4*y^3*z^2 - 9*y*z^3)*G[0, 1 - y, 1 - y, 0, z])/ (3*(-1 + y)^3*y*(-1 + z)^2*z) + ((4 - 11*y + 8*y^2 + 2*y^3 - 4*y^4 + y^5 - 8*z + 26*y*z - 21*y^2*z + 5*y^3*z + y^4*z + 4*z^2 - 18*y*z^2 + 12*y^2*z^2 - 4*y^3*z^2 + 3*y*z^3)*G[0, -y, 1 - y, 0, z])/((-1 + y)^3*y*(-1 + z)^2*z) + (5*G[1, 0, 0, 0, z])/(3*y*z) + G[1, 0, 1, 0, z]/(3*y*z) - (2*G[1, 0, 1 - y, 0, z])/(3*y*z) + (4*G[1, 1, 0, 0, z])/(3*y*z) + G[1, 1, 1, 0, z]/(3*y*z) - (2*G[1, 1 - y, 0, 0, z])/(3*y*z) - G[1, 1 - y, 1, 0, z]/(6*y*z) + G[1, 1 - y, 1 - y, 0, z]/(3*y*z) + (19*G[1 - y, 0, 0, 0, z])/(3*y*z) + ((5 - 15*y + 15*y^2 - 5*y^3 + 18*y*z)*G[1 - y, 0, 1, 0, z])/ (6*(-1 + y)^3*y*z) + ((-6*y^2 - 6*y*z - 7*z^2)*G[1 - y, 0, 1 - y, 0, z])/(6*y*z^3) + ((1 - 3*y + 3*y^2 - y^3 + 3*y*z)* G[1 - y, 1, 0, 0, z])/((-1 + y)^3*y*z) + ((5 - 15*y + 15*y^2 - 5*y^3 + 18*y*z)*G[1 - y, 1, 1, 0, z])/ (6*(-1 + y)^3*y*z) + ((-1 + 9*y - 27*y^2 + 37*y^3 - 24*y^4 + 6*y^5 + 2*z - 30*y*z + 24*y^2*z - 20*y^3*z + 6*y^4*z - z^2 + 39*y*z^2 - 3*y^2*z^2 + y^3*z^2 - 18*y*z^3)*G[1 - y, 1, 1 - y, 0, z])/ (6*(-1 + y)^3*y*(-1 + z)^2*z) + ((6*y^2 - 18*y^3 + 18*y^4 - 6*y^5 + 6*y*z - 18*y^2*z + 18*y^3*z - 6*y^4*z + 7*z^2 - 21*y*z^2 + 21*y^2*z^2 - 7*y^3*z^2 - 18*y*z^3)* G[1 - y, 1 - y, 0, 0, z])/(6*(-1 + y)^3*y*z^3) + ((-1 + 3*y - 3*y^2 + y^3 - 18*y*z)*G[1 - y, 1 - y, 1, 0, z])/ (6*(-1 + y)^3*y*z) + ((-12*y^2 + 36*y^3 - 36*y^4 + 12*y^5 - 12*y*z + 60*y^2*z - 108*y^3*z + 84*y^4*z - 24*y^5*z + z^2 + 15*y*z^2 - 57*y^2*z^2 + 71*y^3*z^2 - 36*y^4*z^2 + 6*y^5*z^2 - 2*z^3 + 18*y*z^3 + 12*y^2*z^3 - 16*y^3*z^3 + 6*y^4*z^3 + z^4 - 39*y*z^4 + 3*y^2*z^4 - y^3*z^4 + 18*y*z^5)*G[1 - y, 1 - y, 1 - y, 0, z])/ (6*(-1 + y)^3*y*(-1 + z)^2*z^3) + ((10 - 27*y + 18*y^2 + 8*y^3 - 12*y^4 + 3*y^5 - 20*z + 48*y*z - 51*y^2*z + 11*y^3*z + 3*y^4*z + 10*z^2 - 12*y*z^2 + 30*y^2*z^2 - 10*y^3*z^2 - 9*y*z^3)*G[1 - y, -y, 1 - y, 0, z])/ (3*(-1 + y)^3*y*(-1 + z)^2*z) + (2*G[-y, 0, 1, 0, z])/(3*y*z) - (4*G[-y, 0, 1 - y, 0, z])/(y*z) + ((-3*y^2 - 3*y*z - 14*z^2)* G[-y, 1 - y, 0, 0, z])/(3*y*z^3) + (2*G[-y, 1 - y, 1, 0, z])/ (3*y*z) + G[-y, 1 - y, 1 - y, 0, z]/(y*z) - (2*(3*y^2 + 3*y*z - 10*z^2)*G[-y, -y, 1 - y, 0, z])/(3*y*z^3) + ((((329*I)/18)*Pi)/(y*z) + (36*y^2 - 180*y^3 + 360*y^4 - 360*y^5 + 180*y^6 - 36*y^7 - 545*z + 4594*y*z - 14518*y^2*z + 23140*y^3*z - 20185*y^4*z + 9430*y^5*z - 2024*y^6*z + 108*y^7*z + 1743*z^2 - 12170*y*z^2 + 32648*y^2*z^2 - 43838*y^3*z^2 + 31289*y^4*z^2 - 11228*y^5*z^2 + 1556*y^6*z^2 - 1779*z^3 + 10306*y*z^3 - 22782*y^2*z^3 + 24262*y^3*z^3 - 12624*y^4*z^3 + 2590*y^5*z^3 + 581*z^4 - 2730*y*z^4 + 4616*y^2*z^4 - 3312*y^3*z^4 + 872*y^4*z^4)/ (36*(-1 + y)^4*y*(-1 + z)*z^2*(-1 + y + z)^2))*Zeta[3] + G[0, z]*((((-119*I)/72)*Pi^3)/(y*z) + (Pi^2*(72*y^2 - 216*y^3 + 216*y^4 - 72*y^5 - 3310*z + 16720*y*z - 29466*y^2*z + 22012*y^3*z - 5956*y^4*z + 6728*z^2 - 24957*y*z^2 + 29520*y^2*z^2 - 11291*y^3*z^2 - 3346*z^3 + 7184*y*z^3 - 3715*y^2*z^3))/(432*(-1 + y)^2*y*z^2*(-1 + y + z)^2) + ((I/108)*Pi*(-589*y + 6655*y^2 - 15453*y^3 + 13297*y^4 - 3910*y^5 - 589*z + 8368*y*z - 30844*y^2*z + 42220*y^3*z - 22894*y^4*z + 3739*y^5*z + 2037*z^2 - 18022*y*z^2 + 40412*y^2*z^2 - 33943*y^3*z^2 + 9768*y^4*z^2 - 2307*z^3 + 12672*y*z^3 - 17712*y^2*z^3 + 7347*y^3*z^3 + 859*z^4 - 2429*y*z^4 + 1318*y^2*z^4))/((-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)^2*(y + z)) + (2761*y + 52700*y^2 - 167802*y^3 + 166460*y^4 - 54119*y^5 + 2761*z + 46091*y*z - 273281*y^2*z + 448592*y^3*z - 276482*y^4*z + 52319*y^5*z - 4611*z^2 - 106538*y*z^2 + 350107*y^2*z^2 - 346334*y^3*z^2 + 111822*y^4*z^2 + 939*z^3 + 70884*y*z^3 - 139167*y^2*z^3 + 67344*y^3*z^3 + 911*z^4 - 13198*y*z^4 + 7841*y^2*z^4)/(1296*(-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)^2* (y + z)) - (33*Zeta[3])/(2*y*z)) + G[1, z]*(((I/9)*Pi^3)/(y*z) + (Pi^2*(3*y^2 - 6*y*z + 3*y^2*z + 11*z^2 + 170*y*z^2 - 112*y^2*z^2 + 36*y^3*z^2 - 33*z^3 - 241*y*z^3 + 106*y^2*z^3 + 33*z^4 + 77*y*z^4 - 11*z^5))/ (216*y*(-1 + z)*z^3*(-1 + y + z)^2) + (5*Zeta[3])/(6*y*z)) + G[1 - y, z]*((((-5*I)/18)*Pi^3)/(y*z) + (Pi^2*(32*y^4 - 128*y^5 + 192*y^6 - 128*y^7 + 32*y^8 + 72*y^3*z - 348*y^4*z + 632*y^5*z - 528*y^6*z + 192*y^7*z - 20*y^8*z + 112*y^2*z^2 - 588*y^3*z^2 + 1171*y^4*z^2 - 1102*y^5*z^2 + 483*y^6*z^2 - 76*y^7*z^2 + 118*y*z^3 - 764*y^2*z^3 + 1797*y^3*z^3 - 1929*y^4*z^3 + 949*y^5*z^3 - 171*y^6*z^3 + 34*z^4 - 486*y*z^4 + 1697*y^2*z^4 - 2391*y^3*z^4 + 1471*y^4*z^4 - 327*y^5*z^4 - 102*z^5 + 721*y*z^5 - 1547*y^2*z^5 + 1311*y^3*z^5 - 385*y^4*z^5 + 102*z^6 - 429*y*z^6 + 542*y^2*z^6 - 213*y^3*z^6 - 34*z^7 + 76*y*z^7 - 40*y^2*z^7))/(72*(-1 + y)^2*y*(-1 + z)*z^3* (-1 + y + z)^2*(y + z)^2) + ((-6*y^2 - 6*y*z + 12*y^2*z + 55*z^2 + 24*y*z^2 - 18*y^2*z^2 - 110*z^3 - 18*y*z^3 + 55*z^4)*Zeta[3])/ (6*y*(-1 + z)^2*z^3))) + ((1249 - 3297*y + 1947*y^2 + 1451*y^3 - 1800*y^4 + 450*y^5 - 2498*z + 5694*y*z - 6144*y^2*z + 1148*y^3*z + 450*y^4*z + 1249*z^2 - 1047*y*z^2 + 3747*y^2*z^2 - 1249*y^3*z^2 - 1350*y*z^3)*Zeta[5])/ (45*(-1 + y)^3*y*(-1 + z)^2*z)) + (Nc*Nf^2*(((-1/108*I)*Pi^3)/(y*z) - ((I/648)*Pi*(-310 + 301*y))/ ((-1 + y)*y*z) - (5*(-4625 + 3977*y))/(34992*(-1 + y)*y*z) + (Pi^2*(1345 - 5596*y + 8664*y^2 - 5920*y^3 + 1507*y^4 - 2690*z + 8376*y*z - 8538*y^2*z + 2852*y^3*z + 1345*z^2 - 2978*y*z^2 + 1561*y^2*z^2))/(7776*(-1 + y)^2*y*z*(-1 + y + z)^2) + (Pi^2*G[1, y])/(72*y*z) + (Pi^2*G[1, z])/(54*y*z) + (((-1/36*I)*Pi)/(y*z) + (-40 + 92*y - 49*y^2)/(216*(-1 + y)^2*y*z))* G[0, 0, y] + (-5/(27*y*z) - ((I/36)*Pi)/(y*z))*G[0, 0, z] + (((I/36)*Pi)/(y*z) + (76 - 268*y + 357*y^2 - 214*y^3 + 49*y^4 - 152*z + 405*y*z - 378*y^2*z + 125*y^3*z + 76*z^2 - 104*y*z^2 + 40*y^2*z^2)/(216*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 0, y] + G[0, z]*((((5*I)/27)*Pi)/(y*z) - Pi^2/(48*y*z) + (92 - 83*y - 220*z + 20*y*z + 128*z^2)/(648*y*(-1 + z)*z* (-1 + y + z)) + G[0, 0, y]/(36*y*z) - G[1, 0, y]/(36*y*z)) + G[1 - y, z]*(-1/216*Pi^2/(y*z) + G[1, 0, y]/(36*y*z)) + (((I/36)*Pi)/(y*z) + (40 - 92*y + 49*y^2 - 80*z + 125*y*z + 40*z^2)/ (216*y*z*(-1 + y + z)^2))*G[1, 0, z] + G[0, y]*(-1/48*Pi^2/(y*z) + ((I/216)*Pi*(40 - 92*y + 49*y^2))/ ((-1 + y)^2*y*z) + (-92 + 552*y - 741*y^2 + 281*y^3 + 92*z - 361*y*z + 173*y^2*z)/(648*(-1 + y)^2*y*z*(-1 + y + z)) + (((-1/36*I)*Pi)/(y*z) + (-40 + 92*y - 49*y^2 + 80*z - 125*y*z - 40*z^2)/(216*y*z*(-1 + y + z)^2))*G[0, z] + G[0, 0, z]/(36*y*z) - G[1 - y, 0, z]/(36*y*z)) + G[0, 0, 0, y]/(36*y*z) + G[0, 0, 0, z]/(36*y*z) + G[0, 1, 0, y]/(12*y*z) + G[0, 1, 0, z]/(12*y*z) - G[1, 0, 0, y]/(36*y*z) - G[1, 0, 0, z]/(36*y*z) - G[1, 1, 0, y]/(12*y*z) - G[1, 1, 0, z]/(9*y*z) + G[1 - y, 1, 0, z]/(36*y*z) + (17*Zeta[3])/(162*y*z)) + Nc^2*Nf*((-1001*Pi^4)/(4320*y*z) + ((I/144)*Pi*(-2929 + 2529*y))/ ((-1 + y)*y*z) + (3178535 - 2402555*y - 5832*y^2 - 3178535*z + 2408387*y*z)/(139968*(-1 + y)*y*(-1 + z)*z) - ((I/1296)*Pi^3*(1645 - 6940*y + 10860*y^2 - 7480*y^3 + 1915*y^4 - 3290*z + 10572*y*z - 10842*y^2*z + 3560*y^3*z + 1645*z^2 - 4154*y*z^2 + 2293*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (Pi^2*(212485*y - 845134*y^2 + 1261086*y^3 - 836710*y^4 + 208273*y^5 + 212485*z - 1482913*y*z + 3399760*y^2*z - 3393442*y^3*z + 1474975*y^4*z - 210865*y^5*z - 633891*z^2 + 2765113*y*z^2 - 4300028*y^2*z^2 + 2794273*y^3*z^2 - 635673*y^4*z^2 + 630327*z^3 - 1948329*y*z^3 + 1977327*y^2*z^3 - 659325*y^3*z^3 - 208921*z^4 + 453644*y*z^4 - 234517*y^2*z^4))/(23328*(-1 + y)^2*y*(-1 + z)*z* (-1 + y + z)^2*(y + z)) + (Pi^2*G[0, 1, y])/(4*y*z) + (2*Pi^2*G[0, 1, z])/(9*y*z) + G[0, 0, z]*((((53*I)/9)*Pi)/(y*z) - (25*Pi^2)/(72*y*z) + (-200 + 382*y - 182*y^2 + 436*z - 570*y*z + 131*y^2*z - 236*z^2 + 239*y*z^2)/(36*(-1 + y)*y*(-1 + z)*z* (-1 + y + z)) - G[1, 0, y]/(y*z)) + G[0, 1 - y, z]* ((-5*Pi^2)/(36*y*z) + (5*G[1, 0, y])/(6*y*z)) + ((35*Pi^2)/(72*y*z) - ((I/36)*Pi*(152 - 388*y + 215*y^2 - 304*z + 475*y*z + 152*z^2))/(y*z*(-1 + y + z)^2) + (-886*y + 4932*y^2 - 6714*y^3 + 2668*y^4 - 1102*z + 8112*y*z - 18619*y^2*z + 14115*y^3*z - 2524*y^4*z + 3396*z^2 - 15607*y*z^2 + 19630*y^2*z^2 - 7401*y^3*z^2 - 3486*z^3 + 9591*y*z^3 - 6087*y^2*z^3 + 1192*z^4 - 1210*y*z^4)/(216*(-1 + y)*y*(-1 + z)*z* (-1 + y + z)^2*(y + z)))*G[1, 0, z] - (Pi^2*G[1, 1, y])/(6*y*z) + (Pi^2*G[1, 1, z])/(18*y*z) - (Pi^2*G[1, 1 - y, z])/(36*y*z) + G[0, 0, y]*((-25*Pi^2)/(72*y*z) + ((I/36)*Pi*(212 - 484*y + 257*y^2))/ ((-1 + y)^2*y*z) + (-200 + 1045*y - 1369*y^2 + 524*y^3 + 200*z - 758*y*z + 416*y^2*z)/(36*(-1 + y)^2*y*z*(-1 + y + z)) + (2*G[0, 0, z])/(3*y*z) + G[1, 0, z]/(6*y*z) - (7*G[1 - y, 0, z])/ (6*y*z)) - (Pi^2*G[1 - y, 1, z])/(6*y*z) - (Pi^2*G[1 - y, 1 - y, z])/(36*y*z) + (Pi^2*G[-y, 1 - y, z])/(6*y*z) + G[1, 0, y]*((35*Pi^2)/(72*y*z) - ((I/36)*Pi*(260 - 980*y + 1395*y^2 - 890*y^3 + 215*y^4 - 520*z + 1443*y*z - 1398*y^2*z + 475*y^3*z + 260*z^2 - 376*y*z^2 + 152*y^2*z^2))/((-1 + y)^2*y*z* (-1 + y + z)^2) + (-2947*y + 11398*y^2 - 16479*y^3 + 10552*y^4 - 2524*y^5 - 2731*z + 16338*y*z - 30876*y^2*z + 24670*y^3*z - 7401*y^4*z + 5588*z^2 - 17902*y*z^2 + 17834*y^2*z^2 - 6087*y^3*z^2 - 2857*z^3 + 3500*y*z^3 - 1210*y^2*z^3)/ (216*(-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)) - G[1, 0, z]/(6*y*z) + G[1, 1 - y, z]/(6*y*z) + G[1 - y, 1 - y, z]/(6*y*z) + G[-y, 0, z]/(y*z) - G[-y, 1 - y, z]/(y*z)) + ((((-2*I)/3)*Pi)/(y*z) + (-191 + 430*y - 227*y^2)/(36*(-1 + y)^2*y*z))* G[0, 0, 0, y] + (-191/(36*y*z) - (((2*I)/3)*Pi)/(y*z))* G[0, 0, 0, z] + (((-I)*Pi)/(y*z) + (-7*y^2 - 20*y^3 + 72*y^4 - 56*y^5 + 11*y^6 + 22*y*z - 170*y^2*z + 351*y^3*z - 310*y^4*z + 107*y^5*z + 65*z^2 - 352*y*z^2 + 695*y^2*z^2 - 594*y^3*z^2 + 201*y^4*z^2 - 130*z^3 + 445*y*z^3 - 410*y^2*z^3 + 125*y^3*z^3 + 65*z^4 - 70*y*z^4 + 20*y^2*z^4)/(36*(-1 + y)^2*y*z*(-1 + y + z)^2* (y + z)^2))*G[0, 1, 0, y] + (((-I)*Pi)/(y*z) + (-25*y^2 + 40*y^3 + 15*y^4 - 50*y^5 + 20*y^6 - 14*y*z - 14*y^2*z + 207*y^3*z - 322*y^4*z + 143*y^5*z + 47*z^2 - 220*y*z^2 + 551*y^2*z^2 - 630*y^3*z^2 + 255*y^4*z^2 - 94*z^3 + 361*y*z^3 - 422*y^2*z^3 + 161*y^3*z^3 + 38*z^4 - 64*y*z^4 + 29*y^2*z^4)/ (36*(-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^2))*G[0, 1, 0, z] + ((((5*I)/6)*Pi)/(y*z) + (269 - 992*y + 1383*y^2 - 866*y^3 + 206*y^4 - 538*z + 1449*y*z - 1368*y^2*z + 457*y^3*z + 269*z^2 - 370*y*z^2 + 143*y^2*z^2)/(36*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 0, 0, y] + ((((5*I)/6)*Pi)/(y*z) + (161 - 406*y + 224*y^2 - 322*z + 493*y*z + 161*z^2)/(36*y*z*(-1 + y + z)^2))*G[1, 0, 0, z] + ((((5*I)/6)*Pi)/(y*z) + (-44*y^2 + 104*y^3 - 66*y^4 - 4*y^5 + 10*y^6 - 52*y*z + 152*y^2*z - 159*y^3*z + 64*y^4*z - 5*y^5*z + 28*z^2 - 80*y*z^2 + 34*y^2*z^2 + 60*y^3*z^2 - 39*y^4*z^2 - 56*z^3 + 101*y*z^3 - 16*y^2*z^3 - 23*y^3*z^3 + 10*z^4 - 8*y*z^4 + y^2*z^4)/ (36*(-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^2))*G[1, 1, 0, y] + G[-y, z]*(-(G[0, 1, 0, y]/(y*z)) - G[1, 1, 0, y]/(y*z)) + (((2*I)*Pi)/(y*z) + (17 - 58*y + 29*y^2 - 34*z + 52*y*z + 17*z^2)/ (6*y*z*(-1 + y + z)^2))*G[1, 1, 0, z] + ((((-7*I)/6)*Pi)/(y*z) + (-182*y^2 + 704*y^3 - 1026*y^4 + 668*y^5 - 164*y^6 - 328*y*z + 1628*y^2*z - 2931*y^3*z + 2296*y^4*z - 665*y^5*z - 110*z^2 + 1072*y*z^2 - 2750*y^2*z^2 + 2724*y^3*z^2 - 939*y^4*z^2 + 220*z^3 - 991*y*z^3 + 1304*y^2*z^3 - 539*y^3*z^3 - 110*z^4 + 208*y*z^4 - 101*y^2*z^4)/(36*(-1 + y)^2*y*z* (-1 + y + z)^2*(y + z)^2))*G[1 - y, 1, 0, z] + (2*G[0, 0, 0, 0, y])/(3*y*z) + (2*G[0, 0, 0, 0, z])/(3*y*z) + G[0, 0, 1, 0, y]/(3*y*z) + (4*G[0, 0, 1, 0, z])/(3*y*z) + (7*G[0, 1, 0, 0, y])/(6*y*z) + (7*G[0, 1, 0, 0, z])/(6*y*z) - (3*G[0, 1, 1, 0, y])/(2*y*z) - (4*G[0, 1, 1, 0, z])/(3*y*z) + (5*G[0, 1 - y, 1, 0, z])/(6*y*z) - (2*G[1, 0, 0, 0, y])/(3*y*z) - (2*G[1, 0, 0, 0, z])/(3*y*z) + G[1, 0, 1, 0, y]/(6*y*z) - (5*G[1, 0, 1, 0, z])/(6*y*z) - (7*G[1, 1, 0, 0, y])/(6*y*z) - (7*G[1, 1, 0, 0, z])/(3*y*z) + G[1, 1, 1, 0, y]/(y*z) - G[1, 1, 1, 0, z]/(3*y*z) + G[1, 1 - y, 1, 0, z]/(6*y*z) + G[1 - y, 0, 1, 0, z]/(y*z) + (7*G[1 - y, 1, 0, 0, z])/(6*y*z) + G[1 - y, 1, 1, 0, z]/(y*z) + G[1 - y, 1 - y, 1, 0, z]/(6*y*z) - G[-y, 0, 1, 0, z]/(y*z) - G[-y, 1 - y, 1, 0, z]/(y*z) + ((((-41*I)/9)*Pi)/(y*z) + (-2224 + 11164*y - 19257*y^2 + 13918*y^3 - 3601*y^4 + 4448*z - 15612*y*z + 17718*y^2*z - 6554*y^3*z - 2062*z^2 + 4448*y*z^2 - 2305*y^2*z^2)/(324*(-1 + y)^2*y*z* (-1 + y + z)^2))*Zeta[3] + G[1, y]*((((-5*I)/36)*Pi^3)/(y*z) + (Pi^2*(44*y^2 - 104*y^3 + 66*y^4 + 4*y^5 - 10*y^6 + 52*y*z - 152*y^2*z + 159*y^3*z - 64*y^4*z + 5*y^5*z - 28*z^2 + 80*y*z^2 - 34*y^2*z^2 - 60*y^3*z^2 + 39*y^4*z^2 + 56*z^3 - 101*y*z^3 + 16*y^2*z^3 + 23*y^3*z^3 - 10*z^4 + 8*y*z^4 - y^2*z^4))/ (216*(-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^2) - (Pi^2*G[1, z])/(36*y*z) - (7*Pi^2*G[1 - y, z])/(36*y*z) + (Pi^2*G[-y, z])/(6*y*z) - (5*Zeta[3])/(2*y*z)) + G[1 - y, z]*((((7*I)/36)*Pi^3)/(y*z) + (Pi^2*(182*y^2 - 704*y^3 + 1026*y^4 - 668*y^5 + 164*y^6 + 328*y*z - 1628*y^2*z + 2931*y^3*z - 2296*y^4*z + 665*y^5*z + 110*z^2 - 1072*y*z^2 + 2750*y^2*z^2 - 2724*y^3*z^2 + 939*y^4*z^2 - 220*z^3 + 991*y*z^3 - 1304*y^2*z^3 + 539*y^3*z^3 + 110*z^4 - 208*y*z^4 + 101*y^2*z^4))/(216*(-1 + y)^2*y*z*(-1 + y + z)^2* (y + z)^2) + ((((-7*I)/6)*Pi)/(y*z) + (-182*y^2 + 704*y^3 - 1026*y^4 + 668*y^5 - 164*y^6 - 328*y*z + 1628*y^2*z - 2931*y^3*z + 2296*y^4*z - 665*y^5*z - 110*z^2 + 1072*y*z^2 - 2750*y^2*z^2 + 2724*y^3*z^2 - 939*y^4*z^2 + 220*z^3 - 991*y*z^3 + 1304*y^2*z^3 - 539*y^3*z^3 - 110*z^4 + 208*y*z^4 - 101*y^2*z^4)/(36*(-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^2))* G[1, 0, y] + G[0, 1, 0, y]/(y*z) + (7*G[1, 0, 0, y])/(6*y*z) + (7*G[1, 1, 0, y])/(6*y*z) - (2*Zeta[3])/(y*z)) + G[1, z]*(((-1/3*I)*Pi^3)/(y*z) + (Pi^2*(-17 + 58*y - 29*y^2 + 34*z - 52*y*z - 17*z^2))/(36*y*z*(-1 + y + z)^2) - G[0, 1, 0, y]/(6*y*z) + G[1, 1, 0, y]/(6*y*z) - Zeta[3]/(2*y*z)) + G[0, z]*((((5*I)/72)*Pi^3)/(y*z) - ((I/108)*Pi*(-748 + 1442*y - 694*y^2 + 1604*z - 2154*y*z + 541*y^2*z - 856*z^2 + 865*y*z^2))/((-1 + y)*y*(-1 + z)*z* (-1 + y + z)) + (Pi^2*(4355 - 17636*y + 26724*y^2 - 17960*y^3 + 4517*y^4 - 8710*z + 26184*y*z - 26130*y^2*z + 8656*y^3*z + 4301*z^2 - 8818*y*z^2 + 4463*y^2*z^2))/(1296*(-1 + y)^2*y*z* (-1 + y + z)^2) + (-419 + 492*y - 79*y^2 + 6*y^3 + 1521*z - 1131*y*z - 342*y^2*z - 1785*z^2 + 1274*y*z^2 + 415*y^2*z^2 + 683*z^3 - 635*y*z^3)/(144*(-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)) + (Pi^2*G[1, y])/(12*y*z) + ((((-2*I)/3)*Pi)/(y*z) + (-191 + 824*y - 1311*y^2 + 914*y^3 - 236*y^4 + 382*z - 1269*y*z + 1404*y^2*z - 517*y^3*z - 191*z^2 + 358*y*z^2 - 173*y^2*z^2)/ (36*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[0, 0, y] + ((I*Pi)/(y*z) + (221*y^2 - 848*y^3 + 1227*y^4 - 794*y^5 + 194*y^6 + 406*y*z - 1994*y^2*z + 3555*y^3*z - 2770*y^4*z + 803*y^5*z + 149*z^2 - 1372*y*z^2 + 3443*y^2*z^2 - 3366*y^3*z^2 + 1155*y^4*z^2 - 298*z^3 + 1309*y*z^3 - 1670*y^2*z^3 + 677*y^3*z^3 + 158*z^4 - 280*y*z^4 + 131*y^2*z^4)/ (36*(-1 + y)^2*y*z*(-1 + y + z)^2*(y + z)^2))*G[1, 0, y] + (2*G[0, 0, 0, y])/(3*y*z) + (2*G[0, 1, 0, y])/(3*y*z) - (5*G[1, 0, 0, y])/(6*y*z) - G[1, 1, 0, y]/(2*y*z) + (34*Zeta[3])/(9*y*z)) + G[0, y]*((((5*I)/72)*Pi^3)/(y*z) + (1257 - 13873*y + 21448*y^2 - 8832*y^3 - 1257*z + 10378*y*z - 5682*y^2*z)/(432*(-1 + y)^2*y*z*(-1 + y + z)) - ((I/108)*Pi*(-748 + 3561*y - 4533*y^2 + 1720*y^3 + 748*z - 2552*y*z + 1396*y^2*z))/((-1 + y)^2*y*z*(-1 + y + z)) + (Pi^2*(4355 - 18896*y + 30081*y^2 - 20894*y^3 + 5354*y^4 - 8710*z + 28380*y*z - 30000*y^2*z + 10330*y^3*z + 4355*z^2 - 9970*y*z^2 + 5300*y^2*z^2))/(1296*(-1 + y)^2*y*z*(-1 + y + z)^2) + ((-25*Pi^2)/(72*y*z) + ((I/36)*Pi*(212 - 920*y + 1470*y^2 - 1028*y^3 + 266*y^4 - 424*z + 1419*y*z - 1572*y^2*z + 577*y^3*z + 212*z^2 - 412*y*z^2 + 203*y^2*z^2))/ ((-1 + y)^2*y*z*(-1 + y + z)^2) + (-400*y + 2382*y^2 - 4552*y^3 + 3558*y^4 - 988*y^5 - 400*z + 3570*y*z - 10405*y^2*z + 12568*y^3*z - 6273*y^4*z + 940*y^5*z + 1260*z^2 - 7245*y*z^2 + 13551*y^2*z^2 - 10293*y^3*z^2 + 2763*y^4*z^2 - 1320*z^3 + 5073*y*z^3 - 6078*y^2*z^3 + 2325*y^3*z^3 + 460*z^4 - 998*y*z^4 + 502*y^2*z^4)/(72*(-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)^2* (y + z)))*G[0, z] + (Pi^2*G[1, z])/(12*y*z) + ((((-2*I)/3)*Pi)/(y*z) + (-191 + 836*y - 1344*y^2 + 944*y^3 - 245*y^4 + 382*z - 1293*y*z + 1446*y^2*z - 535*y^3*z - 191*z^2 + 370*y*z^2 - 182*y^2*z^2)/(36*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[0, 0, z] + (((-1/6*I)*Pi)/(y*z) + (7 - 6*y + 7*y^2 - 14*z + 20*y*z + 7*z^2)/(12*y*z*(-1 + y + z)^2))*G[1, 0, z] + ((((7*I)/6)*Pi)/(y*z) + (182*y^2 - 704*y^3 + 1026*y^4 - 668*y^5 + 164*y^6 + 328*y*z - 1628*y^2*z + 2931*y^3*z - 2296*y^4*z + 665*y^5*z + 110*z^2 - 1072*y*z^2 + 2750*y^2*z^2 - 2724*y^3*z^2 + 939*y^4*z^2 - 220*z^3 + 991*y*z^3 - 1304*y^2*z^3 + 539*y^3*z^3 + 110*z^4 - 208*y*z^4 + 101*y^2*z^4)/(36*(-1 + y)^2*y*z* (-1 + y + z)^2*(y + z)^2))*G[1 - y, 0, z] + (2*G[0, 0, 0, z])/(3*y*z) + G[0, 1, 0, z]/(2*y*z) - (5*G[0, 1 - y, 0, z])/(6*y*z) + G[1, 0, 0, z]/(3*y*z) - G[1, 1, 0, z]/(3*y*z) - G[1, 1 - y, 0, z]/(6*y*z) - (7*G[1 - y, 0, 0, z])/(6*y*z) + G[1 - y, 1, 0, z]/(6*y*z) - G[1 - y, 1 - y, 0, z]/(6*y*z) + G[-y, 1 - y, 0, z]/(y*z) + (34*Zeta[3])/(9*y*z))) + Nc^3*((((1697*I)/2160)*Pi^5)/(y*z) + (-8161621 + 6612982*y + 198288*y^2 + 8161621*z - 6811270*y*z)/ (139968*(-1 + y)*y*(-1 + z)*z) + ((I/5184)*Pi*(-158005 + 163765*y + 3888*y^2 + 158005*z - 167653*y*z))/ ((-1 + y)*y*(-1 + z)*z) - ((I/2592)*Pi^3*(28009 - 94468*y + 117312*y^2 - 63256*y^3 + 12403*y^4 - 55370*z + 143160*y*z - 121074*y^2*z + 33284*y^3*z + 27361*z^2 - 44570*y*z^2 + 17317*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (Pi^2*(112253*y - 229043*y^2 + 36345*y^3 + 165427*y^4 - 84982*y^5 + 112253*z - 551870*y*z + 424178*y^2*z + 384040*y^3*z - 459091*y^4*z + 90490*y^5*z - 333519*z^2 + 728804*y*z^2 + 117710*y^2*z^2 - 776905*y^3*z^2 + 288156*y^4*z^2 + 330279*z^3 - 220608*y*z^3 - 460683*y^2*z^3 + 351012*y^3*z^3 - 109013*z^4 - 68579*y*z^4 + 153346*y^2*z^4))/(23328*(-1 + y)^2*y*(-1 + z)*z* (-1 + y + z)^2*(y + z)) + (Pi^4*(3843 - 21978*y + 52515*y^2 - 67140*y^3 + 48465*y^4 - 18738*y^5 + 3033*y^6 - 15264*z + 81190*y*z - 178212*y^2*z + 206490*y^3*z - 132850*y^4*z + 44808*y^5*z - 6162*y^6*z + 22761*z^2 - 111442*y*z^2 + 221092*y^2*z^2 - 225902*y^3*z^2 + 123188*y^4*z^2 - 32874*y^5*z^2 + 3105*y^6*z^2 - 15102*z^3 + 67274*y*z^3 - 117944*y^2*z^3 + 101758*y^3*z^3 - 42742*y^4*z^3 + 6900*y^5*z^3 + 3762*z^4 - 15044*y*z^4 + 22525*y^2*z^4 - 15110*y^3*z^4 + 3795*y^4*z^4))/ (720*(-1 + y)^4*y*(-1 + z)^2*z*(-1 + y + z)^2) + ((433*Pi^2)/(24*y*z) - ((I/12)*Pi*(91 - 794*y + 550*y^2))/ ((-1 + y)^2*y*z) + (-1712 + 1794*y + 1239*y^2 - 1321*y^3 + 1712*z + 224*y*z - 1321*y^2*z)/(72*(-1 + y)^2*y*z*(-1 + y + z)))* G[0, 0, 0, y] + ((((-91*I)/12)*Pi)/(y*z) + (433*Pi^2)/(24*y*z) + (-856 + 1910*y - 1054*y^2 + 1712*z - 2658*y*z + 901*y^2*z - 856*z^2 + 901*y*z^2)/(36*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)))* G[0, 0, 0, z] + (37*Pi^2*G[0, 0, 1, y])/(12*y*z) + (4*Pi^2*G[0, 0, 1, z])/(3*y*z) + (29*Pi^2*G[0, 0, 1 - y, z])/ (12*y*z) + ((-29*Pi^2)/(4*y*z) + ((I/4)*Pi*(13 - 172*y + 408*y^2 - 352*y^3 + 103*y^4 - 26*z + 258*y*z - 402*y^2*z + 170*y^3*z + 13*z^2 - 98*y*z^2 + 67*y^2*z^2))/((-1 + y)^2*y*z* (-1 + y + z)^2) + (-324*y^3 + 1368*y^4 - 2160*y^5 + 1512*y^6 - 396*y^7 - 1255*y^2*z + 4661*y^3*z - 5746*y^4*z + 1822*y^5*z + 1225*y^6*z - 707*y^7*z - 1952*y*z^2 + 9019*y^2*z^2 - 12219*y^3*z^2 + 1092*y^4*z^2 + 9224*y^5*z^2 - 6375*y^6*z^2 + 1211*y^7*z^2 - 1219*z^3 + 9689*y*z^3 - 20703*y^2*z^3 + 11081*y^3*z^3 + 10453*y^4*z^3 - 12723*y^5*z^3 + 3530*y^6*z^3 + 3567*z^4 - 15547*y*z^4 + 19113*y^2*z^4 - 2199*y^3*z^4 - 8447*y^4*z^4 + 3621*y^5*z^4 - 3477*z^5 + 9547*y*z^5 - 6588*y^2*z^5 - 1086*y^3*z^5 + 1496*y^4*z^5 + 1129*z^6 - 1737*y*z^6 + 306*y^2*z^6 + 194*y^3*z^6)/(72*(-1 + y)^3*y*(-1 + z)* z^2*(-1 + y + z)^2*(y + z)^2))*G[0, 1, 0, y] + ((-95*Pi^2)/(12*y*z) + ((I/4)*Pi*(13 - 148*y + 342*y^2 - 292*y^3 + 85*y^4 - 50*z + 246*y*z - 330*y^2*z + 134*y^3*z + 31*z^2 - 86*y*z^2 + 49*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (324*y^3 - 972*y^4 + 972*y^5 - 324*y^6 + 1102*y^2*z - 3286*y^3*z + 2991*y^4*z - 532*y^5*z - 275*y^6*z + 1646*y*z^2 - 6188*y^2*z^2 + 6904*y^3*z^2 - 1007*y^4*z^2 - 2098*y^5*z^2 + 743*y^6*z^2 + 1066*z^3 - 6784*y*z^3 + 12029*y^2*z^3 - 5796*y^3*z^3 - 2113*y^4*z^3 + 1658*y^5*z^3 - 2712*z^4 + 9640*y*z^4 - 9911*y^2*z^4 + 2230*y^3*z^4 + 813*y^4*z^4 + 2298*z^5 - 5368*y*z^5 + 3386*y^2*z^5 - 376*y^3*z^5 - 652*z^6 + 866*y*z^6 - 274*y^2*z^6)/(72*(-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2))*G[0, 1, 0, z] - (19*Pi^2*G[0, 1, 1, y])/(12*y*z) - (Pi^2*G[0, 1, 1, z])/(3*y*z) - (7*Pi^2*G[0, 1, 1 - y, z])/(12*y*z) + (7*Pi^2*G[0, 1 - y, 0, z])/(6*y*z) + (Pi^2*G[0, 1 - y, 1, z])/ (2*y*z) - (7*Pi^2*G[0, 1 - y, 1 - y, z])/(6*y*z) - (5*Pi^2*G[0, -y, 1 - y, z])/(6*y*z) + ((-145*Pi^2)/(12*y*z) + ((I/12)*Pi*(53 - 572*y + 1308*y^2 - 1112*y^3 + 323*y^4 - 106*z + 768*y*z - 1146*y^2*z + 484*y^3*z + 53*z^2 - 250*y*z^2 + 161*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (360*y^2 - 1440*y^3 + 2160*y^4 - 1440*y^5 + 360*y^6 + 2264*z - 8236*y*z + 10247*y^2*z - 3965*y^3*z - 1187*y^4*z + 877*y^5*z - 4456*z^2 + 13507*y*z^2 - 14529*y^2*z^2 + 6217*y^3*z^2 - 739*y^4*z^2 + 2192*z^3 - 4620*y*z^3 + 3198*y^2*z^3 - 662*y^3*z^3)/ (72*(-1 + y)^3*y*z^2*(-1 + y + z)^2))*G[1, 0, 0, y] + ((-73*Pi^2)/(6*y*z) + ((I/12)*Pi*(53 - 322*y + 215*y^2 - 106*z + 268*y*z + 53*z^2))/(y*z*(-1 + y + z)^2) + (-1346 + 3450*y - 2991*y^2 + 887*y^3 + 4146*z - 9149*y*z + 5638*y^2*z - 707*y^3*z - 4254*z^2 + 7225*y*z^2 - 2827*y^2*z^2 + 1454*z^3 - 1526*y*z^3)/(72*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)^2))* G[1, 0, 0, z] - (23*Pi^2*G[1, 0, 1, y])/(12*y*z) - (Pi^2*G[1, 0, 1, z])/(3*y*z) - (3*Pi^2*G[1, 0, 1 - y, z])/(4*y*z) + ((41*Pi^2)/(12*y*z) - ((I/12)*Pi*(55 - 364*y + 726*y^2 - 580*y^3 + 163*y^4 + 34*z + 312*y*z - 618*y^2*z + 272*y^3*z - 53*z^2 - 110*y*z^2 + 109*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (324*y^3 - 1332*y^4 + 2052*y^5 - 1404*y^6 + 360*y^7 + 20*y^2*z - 2636*y^3*z + 7905*y^4*z - 8342*y^5*z + 3413*y^6*z - 360*y^7*z - 518*y*z^2 + 32*y^2*z^2 + 8141*y^3*z^2 - 15895*y^4*z^2 + 10357*y^5*z^2 - 2117*y^6*z^2 - 16*z^3 + 2266*y*z^3 - 281*y^2*z^3 - 11127*y^3*z^3 + 12835*y^4*z^3 - 4067*y^5*z^3 + 1128*z^4 - 4435*y*z^4 - 145*y^2*z^4 + 6359*y^3*z^4 - 3297*y^4*z^4 - 2064*z^5 + 3175*y*z^5 + 340*y^2*z^5 - 1061*y^3*z^5 + 952*z^6 - 488*y*z^6 - 74*y^2*z^6)/(72*(-1 + y)^2*y*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)^2))*G[1, 1, 0, y] + G[-y, -y, z]*((-8*G[0, 1, 0, y])/(y*z) - (8*G[1, 1, 0, y])/(y*z)) + G[-y, 0, z]*((4*G[0, 1, 0, y])/(y*z) - (6*G[1, 0, 0, y])/(y*z) + (3*G[1, 1, 0, y])/(y*z)) + G[1 - y, -y, z]* ((4*G[0, 1, 0, y])/(y*z) + (4*G[1, 1, 0, y])/(y*z)) + G[0, -y, z]*((5*G[0, 1, 0, y])/(y*z) + (5*G[1, 1, 0, y])/(y*z)) + (((-11*I)*Pi)/(y*z) - Pi^2/(3*y*z) + (18*y^2 - 470*z + 1408*y*z - 776*y^2*z + 940*z^2 - 1345*y*z^2 - 470*z^3)/ (36*y*z^2*(-1 + y + z)^2))*G[1, 1, 0, z] + (2*Pi^2*G[1, 1, 1, y])/ (3*y*z) - (2*Pi^2*G[1, 1, 1, z])/(3*y*z) + (Pi^2*G[1, 1, 1 - y, z])/ (3*y*z) - (3*Pi^2*G[1, 1 - y, 0, z])/(4*y*z) + (Pi^2*G[1, 1 - y, 1, z])/(6*y*z) + (2*Pi^2*G[1, 1 - y, 1 - y, z])/ (3*y*z) + (Pi^2*G[1 - y, 0, 0, z])/(12*y*z) + (Pi^2*G[1 - y, 0, 1, z])/(2*y*z) - (2*Pi^2*G[1 - y, 0, 1 - y, z])/ (3*y*z) + ((14*Pi^2)/(3*y*z) - ((I/12)*Pi*(-77 + 164*y - 66*y^2 - 52*y^3 + 31*y^4 + 154*z - 264*y*z + 102*y^2*z + 8*y^3*z - 77*z^2 + 82*y*z^2 - 23*y^2*z^2))/((-1 + y)^2*y*z* (-1 + y + z)^2) + (324*y^3 - 1692*y^4 + 3132*y^5 - 2484*y^6 + 720*y^7 - 1226*y^2*z + 1940*y^3*z + 2667*y^4*z - 6970*y^5*z + 4309*y^6*z - 720*y^7*z - 3010*y*z^2 + 12994*y^2*z^2 - 16973*y^3*z^2 + 4939*y^4*z^2 + 3983*y^5*z^2 - 1933*y^6*z^2 - 1262*z^3 + 13022*y*z^3 - 32341*y^2*z^3 + 29931*y^3*z^3 - 9265*y^4*z^3 - 145*y^5*z^3 + 3858*z^4 - 19565*y*z^4 + 30739*y^2*z^4 - 18659*y^3*z^4 + 3567*y^4*z^4 - 3930*z^5 + 11765*y*z^5 - 11212*y^2*z^5 + 3437*y^3*z^5 + 1334*z^6 - 2212*y*z^6 + 938*y^2*z^6)/(72*(-1 + y)^2*y*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)^2))*G[1 - y, 1, 0, z] + (Pi^2*G[1 - y, 1, 1, z])/(6*y*z) + (Pi^2*G[1 - y, 1, 1 - y, z])/ (6*y*z) - (Pi^2*G[1 - y, 1 - y, 0, z])/(6*y*z) - (Pi^2*G[1 - y, 1 - y, 1, z])/(3*y*z) + (Pi^2*G[1 - y, 1 - y, 1 - y, z])/(6*y*z) - (2*Pi^2*G[1 - y, -y, 1 - y, z])/(3*y*z) - (Pi^2*G[-y, 0, 1, z])/ (3*y*z) - (5*Pi^2*G[-y, 0, 1 - y, z])/(6*y*z) - (Pi^2*G[-y, 1 - y, 0, z])/(2*y*z) - (Pi^2*G[-y, 1 - y, 1, z])/ (3*y*z) + (Pi^2*G[-y, 1 - y, 1 - y, z])/(3*y*z) + (4*Pi^2*G[-y, -y, 1 - y, z])/(3*y*z) + (((33*I)*Pi)/(y*z) + (37 - 650*y + 469*y^2)/(12*(-1 + y)^2*y*z))* G[0, 0, 0, 0, y] + (37/(12*y*z) + ((33*I)*Pi)/(y*z))* G[0, 0, 0, 0, z] + ((((-51*I)/2)*Pi)/(y*z) + (-67 + 750*y - 2658*y^2 + 4472*y^3 - 3963*y^4 + 1794*y^5 - 328*y^6 + 86*z - 961*y*z + 2864*y^2*z - 3734*y^3*z + 2266*y^4*z - 521*y^5*z - 31*z^2 + 328*y*z^2 - 738*y^2*z^2 + 652*y^3*z^2 - 193*y^4*z^2)/(12*(-1 + y)^4*y*z*(-1 + y + z)^2))* G[0, 0, 1, 0, y] + ((((-39*I)/2)*Pi)/(y*z) + (-43 + 520*y - 1215*y^2 + 1042*y^3 - 304*y^4 + 292*z - 2009*y*z + 3738*y^2*z - 2653*y^3*z + 632*y^4*z - 588*z^2 + 2784*y*z^2 - 3964*y^2*z^2 + 2108*y^3*z^2 - 322*y^4*z^2 + 472*z^3 - 1633*y*z^3 + 1634*y^2*z^3 - 509*y^3*z^3 - 133*z^4 + 338*y*z^4 - 187*y^2*z^4)/ (12*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 0, 1, 0, z] + (((-21*I)*Pi)/(y*z) + (-16 + 336*y - 1380*y^2 + 2480*y^3 - 2280*y^4 + 1056*y^5 - 196*y^6 + 32*z - 541*y*z + 1772*y^2*z - 2366*y^3*z + 1432*y^4*z - 329*y^5*z - 16*z^2 + 226*y*z^2 - 546*y^2*z^2 + 460*y^3*z^2 - 133*y^4*z^2)/(6*(-1 + y)^4*y*z*(-1 + y + z)^2))* G[0, 1, 0, 0, y] + (((-21*I)*Pi)/(y*z) + (-16 + 220*y - 525*y^2 + 454*y^3 - 133*y^4 + 100*z - 767*y*z + 1476*y^2*z - 1063*y^3*z + 254*y^4*z - 195*z^2 + 990*y*z^2 - 1465*y^2*z^2 + 800*y^3*z^2 - 124*y^4*z^2 + 154*z^3 - 553*y*z^3 + 572*y^2*z^3 - 185*y^3*z^3 - 43*z^4 + 110*y*z^4 - 61*y^2*z^4)/ (6*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 1, 0, 0, z] + (((12*I)*Pi)/(y*z) + (21 - 160*y + 335*y^2 - 274*y^3 + 78*y^4 - 18*z + 182*y*z - 284*y^2*z + 120*y^3*z + 3*z^2 - 58*y*z^2 + 42*y^2*z^2)/ (4*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[0, 1, 1, 0, y] + (((6*I)*Pi)/(y*z) + (71 - 166*y + 89*y^2 - 142*z + 160*y*z + 71*z^2)/ (6*y*z*(-1 + y + z)^2))*G[0, 1, 1, 0, z] + (((12*I)*Pi)/(y*z) + (-55 + 16*y + 231*y^2 - 290*y^3 + 98*y^4 + 110*z - 42*y*z - 192*y^2*z + 124*y^3*z - 55*z^2 + 2*y*z^2 + 26*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[0, 1 - y, 1, 0, z] + ((((-51*I)/2)*Pi)/(y*z) + (-28 + 532*y - 1323*y^2 + 1162*y^3 - 343*y^4 + 56*z - 753*y*z + 1230*y^2*z - 533*y^3*z - 28*z^2 + 272*y*z^2 - 190*y^2*z^2)/ (12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 0, 0, 0, y] + ((((-51*I)/2)*Pi)/(y*z) + (-28 + 260*y - 181*y^2 + 56*z - 209*y*z - 28*z^2)/(12*y*z*(-1 + y + z)^2))*G[1, 0, 0, 0, z] + (((18*I)*Pi)/(y*z) + (25 - 304*y + 711*y^2 - 610*y^3 + 178*y^4 - 2*z + 306*y*z - 552*y^2*z + 248*y^3*z - 11*z^2 - 86*y*z^2 + 70*y^2*z^2)/ (12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 0, 1, 0, y] + (((9*I)*Pi)/(y*z) + (-3*y^2 + 6*y*z - 6*y^2*z + 68*z^2 - 190*y*z^2 + 104*y^2*z^2 - 136*z^3 + 172*y*z^3 + 68*z^4)/ (6*y*z^3*(-1 + y + z)^2))*G[1, 0, 1, 0, z] + (((15*I)*Pi)/(y*z) + (77 - 596*y + 1254*y^2 - 1028*y^3 + 293*y^4 - 58*z + 714*y*z - 1134*y^2*z + 478*y^3*z + 5*z^2 - 250*y*z^2 + 185*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[1, 1, 0, 0, y] + G[-y, z]*((Pi^2*G[0, 1, y])/(6*y*z) - (Pi^2*G[1, 0, y])/(2*y*z) + (((-6*I)*Pi)/(y*z) + (9*y^2 - 20*y^3 + 10*y^4 - 18*y^2*z + 18*y^3*z - 4*z^2 + 2*y*z^2 + 8*y^2*z^2 + 2*y*z^3 + 2*z^4)/(2*y*z^3*(-1 + y + z)^2))* G[0, 1, 0, y] + (((-6*I)*Pi)/(y*z) + (9*y^2 - 20*y^3 + 10*y^4 - 18*y^2*z + 18*y^3*z - 4*z^2 + 2*y*z^2 + 8*y^2*z^2 + 2*y*z^3 + 2*z^4)/(2*y*z^3*(-1 + y + z)^2))*G[1, 1, 0, y] - (2*G[0, 0, 1, 0, y])/(y*z) + (6*G[0, 1, 0, 0, y])/(y*z) - G[0, 1, 1, 0, y]/(y*z) + (5*G[1, 0, 1, 0, y])/(y*z) + (6*G[1, 1, 0, 0, y])/(y*z)) + (((6*I)*Pi)/(y*z) + (86 - 208*y + 113*y^2 - 172*z + 199*y*z + 86*z^2)/ (6*y*z*(-1 + y + z)^2))*G[1, 1, 0, 0, z] + (((-6*I)*Pi)/(y*z) + (-13 + 84*y - 166*y^2 + 132*y^3 - 37*y^4 + 2*z - 66*y*z + 114*y^2*z - 50*y^3*z + 5*z^2 + 14*y*z^2 - 13*y^2*z^2)/ (4*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 1, 1, 0, y] + (((-6*I)*Pi)/(y*z) + (3*y^2 - 6*y*z + 6*y^2*z - 25*z^2 + 68*y*z^2 - 34*y^2*z^2 + 50*z^3 - 59*y*z^3 - 25*z^4)/(6*y*z^3*(-1 + y + z)^2))* G[1, 1, 1, 0, z] + (((-3*I)*Pi)/(y*z) + (-3*y^2 + 6*y*z - 6*y^2*z - 10*z^2 + 38*y*z^2 - 28*y^2*z^2 + 20*z^3 - 38*y*z^3 - 10*z^4)/ (6*y*z^3*(-1 + y + z)^2))*G[1, 1 - y, 1, 0, z] + (((9*I)*Pi)/(y*z) + (-20*y^2 + 80*y^3 - 120*y^4 + 80*y^5 - 20*y^6 + 4*y*z + 24*y^2*z - 96*y^3*z + 104*y^4*z - 36*y^5*z - 25*z^2 + 48*y*z^2 - 25*y^2*z^2 + 6*y^3*z^2 - 4*y^4*z^2 + 42*z^3 - 66*y*z^3 + 16*y^2*z^3 + 8*y^3*z^3 - 19*z^4 + 18*y*z^4 - 4*y^2*z^4)/ (4*(-1 + y)^2*y*z^3*(-1 + y + z)^2))*G[1 - y, 0, 1, 0, z] + (((9*I)*Pi)/(y*z) + (-95 + 260*y - 240*y^2 + 80*y^3 - 5*y^4 + 190*z - 420*y*z + 294*y^2*z - 64*y^3*z - 95*z^2 + 142*y*z^2 - 59*y^2*z^2)/ (12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1 - y, 1, 0, 0, z] + (-5/(2*y*z) + ((6*I)*Pi)/(y*z))*G[1 - y, 1, 1, 0, z] + (((-3*I)*Pi)/(y*z) + (60*y^2 - 240*y^3 + 360*y^4 - 240*y^5 + 60*y^6 - 12*y*z - 72*y^2*z + 288*y^3*z - 312*y^4*z + 108*y^5*z + 43*z^2 - 28*y*z^2 - 84*y^2*z^2 + 80*y^3*z^2 - 11*y^4*z^2 - 86*z^3 + 36*y*z^3 + 138*y^2*z^3 - 88*y^3*z^3 + 43*z^4 + 10*y*z^4 - 29*y^2*z^4)/(12*(-1 + y)^2*y*z^3*(-1 + y + z)^2))* G[1 - y, 1 - y, 1, 0, z] + (((-6*I)*Pi)/(y*z) + (9*y^2 - 20*y^3 + 10*y^4 - 18*y^2*z + 18*y^3*z - 4*z^2 + 2*y*z^2 + 8*y^2*z^2 + 2*y*z^3 + 2*z^4)/(2*y*z^3*(-1 + y + z)^2))* G[-y, 0, 1, 0, z] + (((-6*I)*Pi)/(y*z) + (9*y^2 - 20*y^3 + 10*y^4 - 18*y^2*z + 18*y^3*z - 4*z^2 + 2*y*z^2 + 8*y^2*z^2 + 2*y*z^3 + 2*z^4)/(2*y*z^3*(-1 + y + z)^2))* G[-y, 1 - y, 1, 0, z] - (57*G[0, 0, 0, 0, 0, y])/(2*y*z) - (57*G[0, 0, 0, 0, 0, z])/(2*y*z) + (25*G[0, 0, 0, 1, 0, y])/(y*z) + (22*G[0, 0, 0, 1, 0, z])/(y*z) + (59*G[0, 0, 1, 0, 0, y])/(2*y*z) + (47*G[0, 0, 1, 0, 0, z])/(2*y*z) - (37*G[0, 0, 1, 1, 0, y])/(2*y*z) - (8*G[0, 0, 1, 1, 0, z])/(y*z) - (29*G[0, 0, 1 - y, 1, 0, z])/(2*y*z) + (43*G[0, 1, 0, 0, 0, y])/(2*y*z) + (43*G[0, 1, 0, 0, 0, z])/(2*y*z) - (31*G[0, 1, 0, 1, 0, y])/(2*y*z) - (15*G[0, 1, 0, 1, 0, z])/(2*y*z) - (18*G[0, 1, 1, 0, 0, y])/(y*z) - (11*G[0, 1, 1, 0, 0, z])/(y*z) + (19*G[0, 1, 1, 1, 0, y])/(2*y*z) + (2*G[0, 1, 1, 1, 0, z])/(y*z) + (7*G[0, 1, 1 - y, 1, 0, z])/(2*y*z) - (13*G[0, 1 - y, 0, 1, 0, z])/ (y*z) - (13*G[0, 1 - y, 1, 0, 0, z])/(y*z) - (3*G[0, 1 - y, 1, 1, 0, z])/(y*z) + (7*G[0, 1 - y, 1 - y, 1, 0, z])/ (y*z) + (5*G[0, -y, 0, 1, 0, z])/(y*z) + (5*G[0, -y, 1 - y, 1, 0, z])/ (y*z) + (24*G[1, 0, 0, 0, 0, y])/(y*z) + (24*G[1, 0, 0, 0, 0, z])/ (y*z) - (35*G[1, 0, 0, 1, 0, y])/(2*y*z) - (10*G[1, 0, 0, 1, 0, z])/ (y*z) - (23*G[1, 0, 1, 0, 0, y])/(y*z) - (12*G[1, 0, 1, 0, 0, z])/ (y*z) + (23*G[1, 0, 1, 1, 0, y])/(2*y*z) + (2*G[1, 0, 1, 1, 0, z])/ (y*z) + (9*G[1, 0, 1 - y, 1, 0, z])/(2*y*z) - (35*G[1, 1, 0, 0, 0, y])/(2*y*z) - (9*G[1, 1, 0, 0, 0, z])/(y*z) + (19*G[1, 1, 0, 1, 0, y])/(2*y*z) + (12*G[1, 1, 1, 0, 0, y])/(y*z) + (5*G[1, 1, 1, 0, 0, z])/(y*z) - (4*G[1, 1, 1, 1, 0, y])/(y*z) + (4*G[1, 1, 1, 1, 0, z])/(y*z) - (2*G[1, 1, 1 - y, 1, 0, z])/(y*z) + (9*G[1, 1 - y, 0, 1, 0, z])/(2*y*z) + (5*G[1, 1 - y, 1, 0, 0, z])/ (y*z) - G[1, 1 - y, 1, 1, 0, z]/(y*z) - (4*G[1, 1 - y, 1 - y, 1, 0, z])/(y*z) - (23*G[1 - y, 0, 0, 1, 0, z])/ (2*y*z) - (11*G[1 - y, 0, 1, 0, 0, z])/(y*z) - (3*G[1 - y, 0, 1, 1, 0, z])/(y*z) + (4*G[1 - y, 0, 1 - y, 1, 0, z])/ (y*z) - (17*G[1 - y, 1, 0, 0, 0, z])/(2*y*z) + (2*G[1 - y, 1, 0, 1, 0, z])/(y*z) - G[1 - y, 1, 1, 0, 0, z]/(y*z) - G[1 - y, 1, 1, 1, 0, z]/(y*z) - G[1 - y, 1, 1 - y, 1, 0, z]/(y*z) + (3*G[1 - y, 1 - y, 0, 1, 0, z])/(y*z) + (3*G[1 - y, 1 - y, 1, 0, 0, z])/(y*z) + (2*G[1 - y, 1 - y, 1, 1, 0, z])/(y*z) - G[1 - y, 1 - y, 1 - y, 1, 0, z]/(y*z) + (4*G[1 - y, -y, 0, 1, 0, z])/ (y*z) + (4*G[1 - y, -y, 1 - y, 1, 0, z])/(y*z) + (6*G[-y, 0, 0, 1, 0, z])/(y*z) + (6*G[-y, 0, 1, 0, 0, z])/(y*z) + (2*G[-y, 0, 1, 1, 0, z])/(y*z) + (5*G[-y, 0, 1 - y, 1, 0, z])/(y*z) + (5*G[-y, 1 - y, 0, 1, 0, z])/(y*z) + (6*G[-y, 1 - y, 1, 0, 0, z])/ (y*z) + (2*G[-y, 1 - y, 1, 1, 0, z])/(y*z) - (2*G[-y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (8*G[-y, -y, 0, 1, 0, z])/ (y*z) - (8*G[-y, -y, 1 - y, 1, 0, z])/(y*z) + ((113*Pi^2)/(54*y*z) + ((I/18)*Pi*(481 - 1600*y + 1995*y^2 - 1114*y^3 + 238*y^4 - 746*z + 1914*y*z - 1644*y^2*z + 476*y^3*z + 319*z^2 - 530*y*z^2 + 238*y^2*z^2))/((-1 + y)^2*y*z* (-1 + y + z)^2) + (1296*y^2 - 4968*y^3 + 7128*y^4 - 4536*y^5 + 1080*y^6 + 11375*z - 59683*y*z + 121472*y^2*z - 118988*y^3*z + 54337*y^4*z - 7433*y^5*z - 1080*y^6*z - 30885*z^2 + 141395*y*z^2 - 251708*y^2*z^2 + 212796*y^3*z^2 - 82919*y^4*z^2 + 11321*y^5*z^2 + 28077*z^3 - 108169*y*z^3 + 158259*y^2*z^3 - 100593*y^3*z^3 + 23398*y^4*z^3 - 8567*z^4 + 26457*y*z^4 - 28671*y^2*z^4 + 9809*y^3*z^4)/(216*(-1 + y)^3*y*(-1 + z)*z^2*(-1 + y + z)^2))* Zeta[3] + G[0, 0, z]*((((-13*I)/2)*Pi^3)/(y*z) - ((I/36)*Pi*(-679 + 1601*y - 922*y^2 + 1358*z - 2199*y*z + 760*y^2*z - 679*z^2 + 760*y*z^2))/((-1 + y)*y*(-1 + z)*z* (-1 + y + z)) + (-17891 + 42370*y - 25343*y^2 + 864*y^3 + 54537*z - 94675*y*z + 38122*y^2*z - 55401*z^2 + 73076*y*z^2 - 13643*y^2*z^2 + 18755*z^3 - 20771*y*z^3)/(864*(-1 + y)*y* (-1 + z)^2*z*(-1 + y + z)) + (Pi^2*(-560 + 2132*y - 3063*y^2 + 1970*y^3 - 479*y^4 + 2312*z - 7591*y*z + 9228*y^2*z - 4883*y^3*z + 934*y^4*z - 3558*z^2 + 9930*y*z^2 - 9863*y^2*z^2 + 3928*y^3*z^2 - 461*y^4*z^2 + 2420*z^3 - 5603*y*z^3 + 4234*y^2*z^3 - 1003*y^3*z^3 - 614*z^4 + 1132*y*z^4 - 542*y^2*z^4))/(72*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2) + ((((-27*I)/2)*Pi)/(y*z) + (7 + 8*y - 57*y^2 + 62*y^3 - 20*y^4 - 46*z + 63*y*z - 4*y^2*z - 13*y^3*z + 31*z^2 - 30*y*z^2 + 7*y^2*z^2)/(4*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 0, y] - (57*G[0, 0, 0, y])/(2*y*z) + (11*G[0, 1, 0, y])/(y*z) + (35*G[1, 0, 0, y])/(2*y*z) - (9*G[1, 1, 0, y])/(2*y*z) - (9*Zeta[3])/(y*z)) + G[0, 0, y]*((((-13*I)/2)*Pi^3)/(y*z) + ((I/72)*Pi*(1358 - 576*y - 2493*y^2 + 1711*y^3 - 1358*z - 1106*y*z + 1711*y^2*z))/((-1 + y)^2*y*z*(-1 + y + z)) + (-3888*y^2 + 12096*y^3 - 12528*y^4 + 4320*y^5 - 17891*z + 72692*y*z - 97038*y^2*z + 47996*y^3*z - 5759*y^4*z + 17891*z^2 - 44829*y*z^2 + 28593*y^2*z^2 - 2951*y^3*z^2)/(864*(-1 + y)^3*y*z^2* (-1 + y + z)) + (Pi^2*(-560 + 5028*y - 16323*y^2 + 26212*y^3 - 22578*y^4 + 10032*y^5 - 1811*y^6 + 1120*z - 9083*y*z + 24256*y^2*z - 29422*y^3*z + 16832*y^4*z - 3703*y^5*z - 560*z^2 + 4028*y*z^2 - 8286*y^2*z^2 + 6692*y^3*z^2 - 1892*y^4*z^2))/ (72*(-1 + y)^4*y*z*(-1 + y + z)^2) + (((33*I)*Pi)/(y*z) + (37 - 568*y + 1377*y^2 - 1198*y^3 + 352*y^4 - 74*z + 762*y*z - 1212*y^2*z + 524*y^3*z + 37*z^2 - 254*y*z^2 + 172*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[0, 0, z] + ((((-9*I)/2)*Pi)/(y*z) + (-6*y^2 + 12*y*z - 12*y^2*z - 56*z^2 + 136*y*z^2 - 83*y^2*z^2 + 112*z^3 - 139*y*z^3 - 56*z^4)/ (12*y*z^3*(-1 + y + z)^2))*G[1, 0, z] + (((-9*I)*Pi)/(y*z) + (60*y^2 - 240*y^3 + 360*y^4 - 240*y^5 + 60*y^6 - 12*y*z - 72*y^2*z + 288*y^3*z - 312*y^4*z + 108*y^5*z + 77*z^2 - 92*y*z^2 - 78*y^2*z^2 + 124*y^3*z^2 - 31*y^4*z^2 - 154*z^3 + 156*y*z^3 + 90*y^2*z^3 - 92*y^3*z^3 + 77*z^4 - 34*y*z^4 - 13*y^2*z^4)/(12*(-1 + y)^2*y*z^3*(-1 + y + z)^2))* G[1 - y, 0, z] - (57*G[0, 0, 0, z])/(2*y*z) + (5*G[0, 1, 0, z])/(y*z) + (12*G[0, 1 - y, 0, z])/(y*z) + (15*G[1, 0, 0, z])/(2*y*z) - (2*G[1, 1, 0, z])/(y*z) - (2*G[1, 1 - y, 0, z])/(y*z) + (10*G[1 - y, 0, 0, z])/(y*z) + (5*G[1 - y, 1, 0, z])/(2*y*z) - (3*G[1 - y, 1 - y, 0, z])/(y*z) - (6*G[-y, 1 - y, 0, z])/(y*z) - (9*Zeta[3])/(y*z)) + G[1, 0, z]*((((7*I)/2)*Pi^3)/(y*z) + (Pi^2*(461 - 2074*y + 1325*y^2 - 922*z + 1786*y*z + 461*z^2))/ (144*y*z*(-1 + y + z)^2) + ((I/72)*Pi*(-878 + 1938*y - 1335*y^2 + 275*y^3 + 1864*z - 3935*y*z + 1963*y^2*z - 986*z^2 + 1094*y*z^2))/ ((-1 + y)*y*z*(-1 + y + z)^2) + (1296*y^2 - 2592*y^3 + 1296*y^4 + 5129*y*z - 25531*y^2*z + 32539*y^3*z - 12137*y^4*z + 4625*z^2 - 36646*y*z^2 + 82126*y^2*z^2 - 60010*y^3*z^2 + 10433*y^4*z^2 - 14499*z^3 + 66798*y*z^3 - 82890*y^2*z^3 + 30063*y^3*z^3 + 15123*z^4 - 41058*y*z^4 + 25407*y^2*z^4 - 5249*z^5 + 5777*y*z^5)/ (288*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)) + (5*G[0, 0, 0, y])/(2*y*z) - (5*G[0, 1, 0, y])/(y*z) - (2*G[1, 0, 0, y])/(y*z) + (9*G[1, 1, 0, y])/(2*y*z) - (11*Zeta[3])/(2*y*z)) + G[-y, 1 - y, z]*((I*Pi^3)/(y*z) + (Pi^2*(-9*y^2 + 20*y^3 - 10*y^4 + 18*y^2*z - 18*y^3*z + 4*z^2 - 2*y*z^2 - 8*y^2*z^2 - 2*y*z^3 - 2*z^4))/ (12*y*z^3*(-1 + y + z)^2) + (5*G[0, 1, 0, y])/(y*z) + (6*G[1, 0, 0, y])/(y*z) - (4*Zeta[3])/(y*z)) + G[1 - y, 1 - y, z]*(((I/2)*Pi^3)/(y*z) + (Pi^2*(-60*y^2 + 240*y^3 - 360*y^4 + 240*y^5 - 60*y^6 + 12*y*z + 72*y^2*z - 288*y^3*z + 312*y^4*z - 108*y^5*z - 43*z^2 + 28*y*z^2 + 84*y^2*z^2 - 80*y^3*z^2 + 11*y^4*z^2 + 86*z^3 - 36*y*z^3 - 138*y^2*z^3 + 88*y^3*z^3 - 43*z^4 - 10*y*z^4 + 29*y^2*z^4))/(72*(-1 + y)^2*y*z^3*(-1 + y + z)^2) + (3*G[0, 1, 0, y])/(y*z) + (3*G[1, 0, 0, y])/(y*z) + G[1, 1, 0, y]/(y*z) - (4*Zeta[3])/(y*z)) + G[1, 1, y]*((I*Pi^3)/(y*z) + (Pi^2*(13 - 84*y + 166*y^2 - 132*y^3 + 37*y^4 - 2*z + 66*y*z - 114*y^2*z + 50*y^3*z - 5*z^2 - 14*y*z^2 + 13*y^2*z^2))/(24*(-1 + y)^2*y*z*(-1 + y + z)^2) - (3*Zeta[3])/(y*z)) + G[1 - y, 1, z]*((5*Pi^2)/(12*y*z) - (I*Pi^3)/(y*z) + G[0, 1, 0, y]/(y*z) - G[1, 1, 0, y]/(y*z) - (3*Zeta[3])/(y*z)) + G[0, 1, z]*(((-I)*Pi^3)/(y*z) + (Pi^2*(-71 + 166*y - 89*y^2 + 142*z - 160*y*z - 71*z^2))/ (36*y*z*(-1 + y + z)^2) - (7*G[0, 1, 0, y])/(2*y*z) + (7*G[1, 1, 0, y])/(2*y*z) - (3*Zeta[3])/(2*y*z)) + G[1, 1 - y, z]*(((I/2)*Pi^3)/(y*z) + (Pi^2*(3*y^2 - 6*y*z + 6*y^2*z + 10*z^2 - 38*y*z^2 + 28*y^2*z^2 - 20*z^3 + 38*y*z^3 + 10*z^4))/(36*y*z^3*(-1 + y + z)^2) + (5*G[0, 1, 0, y])/(2*y*z) + (2*G[1, 0, 0, y])/(y*z) - (4*G[1, 1, 0, y])/(y*z) + Zeta[3]/(y*z)) + G[1, 1, z]*((I*Pi^3)/(y*z) + (Pi^2*(-3*y^2 + 6*y*z - 6*y^2*z + 25*z^2 - 68*y*z^2 + 34*y^2*z^2 - 50*z^3 + 59*y*z^3 + 25*z^4))/ (36*y*z^3*(-1 + y + z)^2) + (2*G[0, 1, 0, y])/(y*z) - (2*G[1, 1, 0, y])/(y*z) + (3*Zeta[3])/(y*z)) + G[0, 1, y]*(((-2*I)*Pi^3)/(y*z) + (Pi^2*(-21 + 160*y - 335*y^2 + 274*y^3 - 78*y^4 + 18*z - 182*y*z + 284*y^2*z - 120*y^3*z - 3*z^2 + 58*y*z^2 - 42*y^2*z^2))/(24*(-1 + y)^2*y*z* (-1 + y + z)^2) + (7*Zeta[3])/(2*y*z)) + G[1, 0, y]*(((3*I)*Pi^3)/(y*z) + (Pi^2*(587 - 3284*y + 6096*y^2 - 4688*y^3 + 1289*y^4 - 1366*z + 4362*y*z - 4782*y^2*z + 1786*y^3*z + 731*z^2 - 1150*y*z^2 + 497*y^2*z^2))/ (144*(-1 + y)^2*y*z*(-1 + y + z)^2) + ((I/72)*Pi*(1796 - 5336*y + 5559*y^2 - 2294*y^3 + 275*y^4 - 3484*z + 8787*y*z - 7266*y^2*z + 1963*y^3*z + 1688*z^2 - 2764*y*z^2 + 1094*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (-1296*y^2 + 5328*y^3 - 8208*y^4 + 5616*y^5 - 1440*y^6 + 12581*y*z - 42316*y^2*z + 53002*y^3*z - 29380*y^4*z + 6113*y^5*z + 13085*z^2 - 71102*y*z^2 + 123900*y^2*z^2 - 91626*y^3*z^2 + 25743*y^4*z^2 - 25834*z^3 + 77815*y*z^3 - 74152*y^2*z^3 + 23967*y^3*z^3 + 12749*z^4 - 16730*y*z^4 + 5777*y^2*z^4)/(288*(-1 + y)^2*y*z^2* (-1 + y + z)^2*(y + z)) + (((3*I)*Pi)/(y*z) + (3*y^2 - 6*y*z + 6*y^2*z + 10*z^2 - 38*y*z^2 + 28*y^2*z^2 - 20*z^3 + 38*y*z^3 + 10*z^4)/(6*y*z^3*(-1 + y + z)^2))* G[1, 0, z] + (((-3*I)*Pi)/(y*z) + (-3*y^2 + 6*y*z - 6*y^2*z - 10*z^2 + 38*y*z^2 - 28*y^2*z^2 + 20*z^3 - 38*y*z^3 - 10*z^4)/ (6*y*z^3*(-1 + y + z)^2))*G[1, 1 - y, z] + (((3*I)*Pi)/(y*z) + (-21 + 48*y - 27*y^2 - 6*y^3 + 6*y^4 + 50*z - 86*y*z + 36*y^2*z - 27*z^2 + 26*y*z^2 - 6*y^2*z^2)/ (4*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1 - y, 0, z] + (((-3*I)*Pi)/(y*z) + (60*y^2 - 240*y^3 + 360*y^4 - 240*y^5 + 60*y^6 - 12*y*z - 72*y^2*z + 288*y^3*z - 312*y^4*z + 108*y^5*z + 43*z^2 - 28*y*z^2 - 84*y^2*z^2 + 80*y^3*z^2 - 11*y^4*z^2 - 86*z^3 + 36*y*z^3 + 138*y^2*z^3 - 88*y^3*z^3 + 43*z^4 + 10*y*z^4 - 29*y^2*z^4)/(12*(-1 + y)^2*y*z^3*(-1 + y + z)^2))* G[1 - y, 1 - y, z] + (((6*I)*Pi)/(y*z) + (-9*y^2 + 20*y^3 - 10*y^4 + 18*y^2*z - 18*y^3*z + 4*z^2 - 2*y*z^2 - 8*y^2*z^2 - 2*y*z^3 - 2*z^4)/(2*y*z^3*(-1 + y + z)^2))* G[-y, 0, z] + (((-6*I)*Pi)/(y*z) + (9*y^2 - 20*y^3 + 10*y^4 - 18*y^2*z + 18*y^3*z - 4*z^2 + 2*y*z^2 + 8*y^2*z^2 + 2*y*z^3 + 2*z^4)/(2*y*z^3*(-1 + y + z)^2))*G[-y, 1 - y, z] + (11*G[0, 0, 0, z])/(y*z) - (29*G[0, 0, 1 - y, z])/(2*y*z) - (7*G[0, 1, 0, z])/(2*y*z) + (7*G[0, 1, 1 - y, z])/(2*y*z) - (7*G[0, 1 - y, 0, z])/(y*z) + (7*G[0, 1 - y, 1 - y, z])/(y*z) - (5*G[0, -y, 0, z])/(y*z) + (5*G[0, -y, 1 - y, z])/(y*z) - (5*G[1, 0, 0, z])/(y*z) + (9*G[1, 0, 1 - y, z])/(2*y*z) + (2*G[1, 1, 0, z])/(y*z) - (2*G[1, 1, 1 - y, z])/(y*z) + (9*G[1, 1 - y, 0, z])/(2*y*z) - (4*G[1, 1 - y, 1 - y, z])/(y*z) - G[1 - y, 0, 0, z]/(2*y*z) + (4*G[1 - y, 0, 1 - y, z])/(y*z) + G[1 - y, 1, 0, z]/(y*z) - G[1 - y, 1, 1 - y, z]/(y*z) + G[1 - y, 1 - y, 0, z]/(y*z) - G[1 - y, 1 - y, 1 - y, z]/(y*z) - (4*G[1 - y, -y, 0, z])/(y*z) + (4*G[1 - y, -y, 1 - y, z])/(y*z) - (6*G[-y, 0, 0, z])/(y*z) + (5*G[-y, 0, 1 - y, z])/(y*z) + (3*G[-y, 1 - y, 0, z])/(y*z) - (2*G[-y, 1 - y, 1 - y, z])/(y*z) + (8*G[-y, -y, 0, z])/(y*z) - (8*G[-y, -y, 1 - y, z])/(y*z) + (15*Zeta[3])/(2*y*z)) + G[0, 1 - y, z]*(((-2*I)*Pi^3)/(y*z) + (Pi^2*(55 - 16*y - 231*y^2 + 290*y^3 - 98*y^4 - 110*z + 42*y*z + 192*y^2*z - 124*y^3*z + 55*z^2 - 2*y*z^2 - 26*y^2*z^2))/ (72*(-1 + y)^2*y*z*(-1 + y + z)^2) + (((12*I)*Pi)/(y*z) + (-55 + 16*y + 231*y^2 - 290*y^3 + 98*y^4 + 110*z - 42*y*z - 192*y^2*z + 124*y^3*z - 55*z^2 + 2*y*z^2 + 26*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 0, y] - (11*G[0, 1, 0, y])/(y*z) - (12*G[1, 0, 0, y])/(y*z) + G[1, 1, 0, y]/(y*z) + (9*Zeta[3])/(y*z)) + G[1 - y, 0, z]*(((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(21 - 48*y + 27*y^2 + 6*y^3 - 6*y^4 - 50*z + 86*y*z - 36*y^2*z + 27*z^2 - 26*y*z^2 + 6*y^2*z^2))/(24*(-1 + y)^2*y*z* (-1 + y + z)^2) + (17*G[0, 0, 0, y])/(2*y*z) - (17*G[0, 1, 0, y])/(2*y*z) - (6*G[1, 0, 0, y])/(y*z) - (2*G[1, 1, 0, y])/(y*z) + (13*Zeta[3])/(y*z)) + G[1, z]*((((11*I)/6)*Pi^3)/(y*z) + (7*Pi^4)/(72*y*z) + (Pi^2*(-18*y^2 + 470*z - 1408*y*z + 776*y^2*z - 940*z^2 + 1345*y*z^2 + 470*z^3))/(216*y*z^2*(-1 + y + z)^2) + (2*Pi^2*G[0, 0, y])/(3*y*z) - (3*Pi^2*G[0, 1, y])/(4*y*z) - (7*Pi^2*G[1, 0, y])/(12*y*z) + (2*Pi^2*G[1, 1, y])/(3*y*z) + (((3*I)*Pi)/(y*z) + (3*y^2 - 6*y*z + 6*y^2*z + 10*z^2 - 38*y*z^2 + 28*y^2*z^2 - 20*z^3 + 38*y*z^3 + 10*z^4)/ (6*y*z^3*(-1 + y + z)^2))*G[0, 1, 0, y] + (((-3*I)*Pi)/(y*z) + (-3*y^2 + 6*y*z - 6*y^2*z - 10*z^2 + 38*y*z^2 - 28*y^2*z^2 + 20*z^3 - 38*y*z^3 - 10*z^4)/ (6*y*z^3*(-1 + y + z)^2))*G[1, 1, 0, y] - (3*G[0, 0, 1, 0, y])/ (y*z) - (2*G[0, 1, 0, 0, y])/(y*z) + (9*G[0, 1, 1, 0, y])/(2*y*z) + (5*G[1, 0, 1, 0, y])/(2*y*z) + (2*G[1, 1, 0, 0, y])/(y*z) - (4*G[1, 1, 1, 0, y])/(y*z) + (((-3*I)*Pi)/(y*z) + (2*y^2 - 4*y*z + 4*y^2*z - 5*z^2 + 22*y*z^2 - 11*y^2*z^2 + 10*z^3 - 16*y*z^3 - 5*z^4)/(2*y*z^3*(-1 + y + z)^2))*Zeta[3]) + G[1 - y, z]*((-83*Pi^4)/(90*y*z) + ((I/72)*Pi^3*(-77 + 164*y - 66*y^2 - 52*y^3 + 31*y^4 + 154*z - 264*y*z + 102*y^2*z + 8*y^3*z - 77*z^2 + 82*y*z^2 - 23*y^2*z^2))/ ((-1 + y)^2*y*z*(-1 + y + z)^2) + (Pi^2*(-324*y^3 + 1692*y^4 - 3132*y^5 + 2484*y^6 - 720*y^7 + 1226*y^2*z - 1940*y^3*z - 2667*y^4*z + 6970*y^5*z - 4309*y^6*z + 720*y^7*z + 3010*y*z^2 - 12994*y^2*z^2 + 16973*y^3*z^2 - 4939*y^4*z^2 - 3983*y^5*z^2 + 1933*y^6*z^2 + 1262*z^3 - 13022*y*z^3 + 32341*y^2*z^3 - 29931*y^3*z^3 + 9265*y^4*z^3 + 145*y^5*z^3 - 3858*z^4 + 19565*y*z^4 - 30739*y^2*z^4 + 18659*y^3*z^4 - 3567*y^4*z^4 + 3930*z^5 - 11765*y*z^5 + 11212*y^2*z^5 - 3437*y^3*z^5 - 1334*z^6 + 2212*y*z^6 - 938*y^2*z^6))/(432*(-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2) + (Pi^2*G[0, 0, y])/(12*y*z) - (5*Pi^2*G[0, 1, y])/ (6*y*z) + ((9*Pi^2)/(2*y*z) - ((I/12)*Pi*(-77 + 164*y - 66*y^2 - 52*y^3 + 31*y^4 + 154*z - 264*y*z + 102*y^2*z + 8*y^3*z - 77*z^2 + 82*y*z^2 - 23*y^2*z^2))/((-1 + y)^2*y*z* (-1 + y + z)^2) + (324*y^3 - 1692*y^4 + 3132*y^5 - 2484*y^6 + 720*y^7 - 1226*y^2*z + 1940*y^3*z + 2667*y^4*z - 6970*y^5*z + 4309*y^6*z - 720*y^7*z - 3010*y*z^2 + 12994*y^2*z^2 - 16973*y^3*z^2 + 4939*y^4*z^2 + 3983*y^5*z^2 - 1933*y^6*z^2 - 1262*z^3 + 13022*y*z^3 - 32341*y^2*z^3 + 29931*y^3*z^3 - 9265*y^4*z^3 - 145*y^5*z^3 + 3858*z^4 - 19565*y*z^4 + 30739*y^2*z^4 - 18659*y^3*z^4 + 3567*y^4*z^4 - 3930*z^5 + 11765*y*z^5 - 11212*y^2*z^5 + 3437*y^3*z^5 + 1334*z^6 - 2212*y*z^6 + 938*y^2*z^6)/(72*(-1 + y)^2*y*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)^2))*G[1, 0, y] + (Pi^2*G[1, 1, y])/ (6*y*z) + (((9*I)*Pi)/(y*z) + (-20*y^2 + 80*y^3 - 120*y^4 + 80*y^5 - 20*y^6 + 4*y*z + 24*y^2*z - 96*y^3*z + 104*y^4*z - 36*y^5*z - 25*z^2 + 40*y*z^2 - 3*y^2*z^2 - 14*y^3*z^2 + 2*y^4*z^2 + 50*z^3 - 62*y*z^3 - 8*y^2*z^3 + 20*y^3*z^3 - 25*z^4 + 14*y*z^4 + 2*y^2*z^4)/(4*(-1 + y)^2*y*z^3* (-1 + y + z)^2))*G[0, 1, 0, y] + (((9*I)*Pi)/(y*z) + (-60*y^2 + 240*y^3 - 360*y^4 + 240*y^5 - 60*y^6 + 12*y*z + 72*y^2*z - 288*y^3*z + 312*y^4*z - 108*y^5*z - 77*z^2 + 92*y*z^2 + 78*y^2*z^2 - 124*y^3*z^2 + 31*y^4*z^2 + 154*z^3 - 156*y*z^3 - 90*y^2*z^3 + 92*y^3*z^3 - 77*z^4 + 34*y*z^4 + 13*y^2*z^4)/(12*(-1 + y)^2*y*z^3*(-1 + y + z)^2))* G[1, 0, 0, y] + (((3*I)*Pi)/(y*z) + (31 - 28*y - 78*y^2 + 116*y^3 - 41*y^4 - 110*z + 96*y*z + 78*y^2*z - 64*y^3*z + 67*z^2 - 14*y*z^2 - 23*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[1, 1, 0, y] - (15*G[0, 0, 1, 0, y])/(2*y*z) - (11*G[0, 1, 0, 0, y])/(y*z) + (5*G[0, 1, 1, 0, y])/(y*z) - (17*G[1, 0, 0, 0, y])/(2*y*z) + (5*G[1, 0, 1, 0, y])/(y*z) + (2*G[1, 1, 0, 0, y])/(y*z) - G[1, 1, 1, 0, y]/(y*z) + (((-12*I)*Pi)/(y*z) + (10*y^2 - 40*y^3 + 60*y^4 - 40*y^5 + 10*y^6 - 2*y*z - 12*y^2*z + 48*y^3*z - 52*y^4*z + 18*y^5*z + 7*z^2 - 20*y*z^2 + 29*y^2*z^2 - 26*y^3*z^2 + 10*y^4*z^2 - 6*z^3 + 20*y*z^3 - 20*y^2*z^3 + 6*y^3*z^3 + z^4 - 6*y*z^4 + 4*y^2*z^4)/ (2*(-1 + y)^2*y*z^3*(-1 + y + z)^2))*Zeta[3]) + G[1, y]*((-33*Pi^4)/(40*y*z) + ((I/72)*Pi^3*(55 - 364*y + 726*y^2 - 580*y^3 + 163*y^4 + 34*z + 312*y*z - 618*y^2*z + 272*y^3*z - 53*z^2 - 110*y*z^2 + 109*y^2*z^2))/((-1 + y)^2*y*z* (-1 + y + z)^2) + (Pi^2*(-324*y^3 + 1332*y^4 - 2052*y^5 + 1404*y^6 - 360*y^7 - 20*y^2*z + 2636*y^3*z - 7905*y^4*z + 8342*y^5*z - 3413*y^6*z + 360*y^7*z + 518*y*z^2 - 32*y^2*z^2 - 8141*y^3*z^2 + 15895*y^4*z^2 - 10357*y^5*z^2 + 2117*y^6*z^2 + 16*z^3 - 2266*y*z^3 + 281*y^2*z^3 + 11127*y^3*z^3 - 12835*y^4*z^3 + 4067*y^5*z^3 - 1128*z^4 + 4435*y*z^4 + 145*y^2*z^4 - 6359*y^3*z^4 + 3297*y^4*z^4 + 2064*z^5 - 3175*y*z^5 - 340*y^2*z^5 + 1061*y^3*z^5 - 952*z^6 + 488*y*z^6 + 74*y^2*z^6))/(432*(-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2) + (3*Pi^2*G[0, 0, z])/(4*y*z) - (7*Pi^2*G[0, 1, z])/ (12*y*z) - (Pi^2*G[0, 1 - y, z])/(6*y*z) - (5*Pi^2*G[0, -y, z])/ (6*y*z) - (3*Pi^2*G[1, 0, z])/(4*y*z) + (Pi^2*G[1, 1, z])/(3*y*z) + (2*Pi^2*G[1, 1 - y, z])/(3*y*z) + (Pi^2*G[1 - y, 0, z])/(3*y*z) + (Pi^2*G[1 - y, 1, z])/(6*y*z) - (Pi^2*G[1 - y, 1 - y, z])/(6*y*z) - (2*Pi^2*G[1 - y, -y, z])/(3*y*z) - (Pi^2*G[-y, 0, z])/(2*y*z) + (4*Pi^2*G[-y, -y, z])/(3*y*z) + (((-15*I)*Pi)/(y*z) + (11 - 40*y + 55*y^2 - 34*y^3 + 8*y^4 - 10*z + 50*y*z - 62*y^2*z + 22*y^3*z + 2*z^2 - 20*y*z^2 + 14*y^2*z^2)/(2*(-1 + y)^2*y*z* (-1 + y + z)^2))*Zeta[3] + G[1 - y, z]*(((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(-31 + 28*y + 78*y^2 - 116*y^3 + 41*y^4 + 110*z - 96*y*z - 78*y^2*z + 64*y^3*z - 67*z^2 + 14*y*z^2 + 23*y^2*z^2))/ (72*(-1 + y)^2*y*z*(-1 + y + z)^2) - (7*Zeta[3])/(y*z)) + G[-y, z]*((I*Pi^3)/(y*z) + (Pi^2*(-9*y^2 + 20*y^3 - 10*y^4 + 18*y^2*z - 18*y^3*z + 4*z^2 - 2*y*z^2 - 8*y^2*z^2 - 2*y*z^3 - 2*z^4))/(12*y*z^3*(-1 + y + z)^2) - (4*Zeta[3])/(y*z)) + G[1, z]*(((I/2)*Pi^3)/(y*z) + (Pi^2*(3*y^2 - 6*y*z + 6*y^2*z + 10*z^2 - 38*y*z^2 + 28*y^2*z^2 - 20*z^3 + 38*y*z^3 + 10*z^4))/ (36*y*z^3*(-1 + y + z)^2) + Zeta[3]/(y*z))) + G[0, z]*((-8423*Pi^4)/(4320*y*z) + ((I/144)*Pi^3*(809 - 2948*y + 4062*y^2 - 2516*y^3 + 593*y^4 - 1762*z + 4854*y*z - 4494*y^2*z + 1402*y^3*z + 917*z^2 - 1690*y*z^2 + 809*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) - ((I/864)*Pi*(-11845 + 32006*y - 20809*y^2 + 648*y^3 + 36399*z - 70061*y*z + 29702*y^2*z - 37263*z^2 + 54724*y*z^2 - 9541*y^2*z^2 + 12709*z^3 - 16669*y*z^3))/((-1 + y)*y*(-1 + z)^2*z* (-1 + y + z)) + (48011 - 100810*y + 56903*y^2 - 4104*y^3 - 151521*z + 184435*y*z - 20710*y^2*z - 3240*y^3*z + 159009*z^2 - 148088*y*z^2 - 28849*y^2*z^2 - 55499*z^3 + 64463*y*z^3)/ (5184*(-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)) + (Pi^2*(5707 - 41944*y + 90294*y^2 - 77584*y^3 + 23527*y^4 - 14205*z + 88390*y*z - 151860*y^2*z + 96018*y^3*z - 18343*y^4*z + 11721*z^2 - 62288*y*z^2 + 78991*y^2*z^2 - 28802*y^3*z^2 - 3223*z^3 + 15842*y*z^3 - 12241*y^2*z^3))/(2592*(-1 + y)^2*y* (-1 + z)*z*(-1 + y + z)^2) + ((433*Pi^2)/(24*y*z) - ((I/12)*Pi*(91 - 868*y + 1932*y^2 - 1624*y^3 + 469*y^4 - 182*z + 1284*y*z - 1878*y^2*z + 776*y^3*z + 91*z^2 - 470*y*z^2 + 307*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (-324*y^2 + 1008*y^3 - 1044*y^4 + 360*y^5 - 1712*z + 4088*y*z - 1503*y^2*z - 2770*y^3*z + 2257*y^4*z - 360*y^5*z + 5136*z^2 - 10403*y*z^2 + 4623*y^2*z^2 + 1911*y^3*z^2 - 1267*y^4*z^2 - 5136*z^3 + 7873*y*z^3 - 3122*y^2*z^3 - 41*y^3*z^3 + 1712*z^4 - 1558*y*z^4 + 272*y^2*z^4)/(72*(-1 + y)^2*y*(-1 + z)*z^2* (-1 + y + z)^2))*G[0, 0, y] + (19*Pi^2*G[0, 1, y])/(12*y*z) + ((-31*Pi^2)/(4*y*z) + ((I/4)*Pi*(5 - 68*y + 162*y^2 - 140*y^3 + 41*y^4 + 14*z + 30*y*z - 90*y^2*z + 46*y^3*z - 13*z^2 + 2*y*z^2 + 5*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (-324*y^3 + 1332*y^4 - 2052*y^5 + 1404*y^6 - 360*y^7 + 1223*y^2*z - 2642*y^3*z + 408*y^4*z + 2578*y^5*z - 1927*y^6*z + 360*y^7*z + 3004*y*z^2 - 13759*y^2*z^2 + 21110*y^3*z^2 - 12436*y^4*z^2 + 1450*y^5*z^2 + 631*y^6*z^2 + 1259*z^3 - 13886*y*z^3 + 36529*y^2*z^3 - 37962*y^3*z^3 + 16099*y^4*z^3 - 1976*y^5*z^3 - 4299*z^4 + 22430*y*z^4 - 36853*y^2*z^4 + 24404*y^3*z^4 - 5619*y^4*z^4 + 4749*z^5 - 14408*y*z^5 + 14182*y^2*z^5 - 4586*y^3*z^5 - 1709*z^6 + 2860*y*z^6 - 1214*y^2*z^6)/(72*(-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2))*G[1, 0, y] - (3*Pi^2*G[1, 1, y])/(4*y*z) + (((33*I)*Pi)/(y*z) + (37 - 664*y + 1641*y^2 - 1438*y^3 + 424*y^4 - 74*z + 999*y*z - 1620*y^2*z + 695*y^3*z + 37*z^2 - 386*y*z^2 + 271*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[0, 0, 0, y] + ((((-27*I)/2)*Pi)/(y*z) + (1 + 284*y - 786*y^2 + 716*y^3 - 215*y^4 - 14*z - 357*y*z + 684*y^2*z - 313*y^3*z + 10*z^2 + 124*y*z^2 - 98*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[0, 1, 0, y] + (((-21*I)*Pi)/(y*z) + (-2 + 80*y - 210*y^2 + 188*y^3 - 56*y^4 - 8*z - 78*y*z + 162*y^2*z - 76*y^3*z + 7*z^2 + 22*y*z^2 - 20*y^2*z^2)/(3*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 0, 0, y] + (((6*I)*Pi)/(y*z) + (5 - 56*y + 129*y^2 - 110*y^3 + 32*y^4 + 30*z + 12*y*z - 88*y^2*z + 46*y^3*z - 25*z^2 - 2*y*z^2 + 14*y^2*z^2)/ (4*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 1, 0, y] - (57*G[0, 0, 0, 0, y])/(2*y*z) + (21*G[0, 0, 1, 0, y])/(y*z) + (35*G[0, 1, 0, 0, y])/(2*y*z) - (19*G[0, 1, 1, 0, y])/(2*y*z) + (43*G[1, 0, 0, 0, y])/(2*y*z) - (29*G[1, 0, 1, 0, y])/(2*y*z) - (12*G[1, 1, 0, 0, y])/(y*z) + (9*G[1, 1, 1, 0, y])/(2*y*z) + (((12*I)*Pi)/(y*z) + (-454 + 1276*y - 1239*y^2 + 466*y^3 - 49*y^4 + 1600*z - 4592*y*z + 4680*y^2*z - 2002*y^3*z + 314*y^4*z - 2130*z^2 + 5868*y*z^2 - 5476*y^2*z^2 + 1958*y^3*z^2 - 211*y^4*z^2 + 1276*z^3 - 3172*y*z^3 + 2408*y^2*z^3 - 530*y^3*z^3 - 292*z^4 + 620*y*z^4 - 319*y^2*z^4)/ (36*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2))*Zeta[3] + G[1, y]*(((-I)*Pi^3)/(y*z) + (Pi^2*(-5 + 56*y - 129*y^2 + 110*y^3 - 32*y^4 - 30*z - 12*y*z + 88*y^2*z - 46*y^3*z + 25*z^2 + 2*y*z^2 - 14*y^2*z^2))/(24*(-1 + y)^2*y*z*(-1 + y + z)^2) + (25*Zeta[3])/(2*y*z))) + G[0, y]*((-8423*Pi^4)/(4320*y*z) + ((I/864)*Pi*(-11845 + 34575*y - 28707*y^2 + 5977*y^3 + 11845*z - 11894*y*z - 1151*y^2*z))/((-1 + y)^2*y*z*(-1 + y + z)) + ((I/144)*Pi^3*(809 - 3956*y + 6834*y^2 - 5036*y^3 + 1349*y^4 - 1618*z + 6654*y*z - 7950*y^2*z + 2914*y^3*z + 809*z^2 - 2626*y*z^2 + 1565*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (48011 - 370905*y + 514860*y^2 - 191318*y^3 - 648*y^4 - 96022*z + 612655*y*z - 618698*y^2*z + 192614*y^3*z + 48011*z^2 - 241750*y*z^2 + 103190*y^2*z^2)/(5184*(-1 + y)^2*y*(-1 + z)*z* (-1 + y + z)) + (Pi^2*(1944*y^2 - 7992*y^3 + 12312*y^4 - 8424*y^5 + 2160*y^6 - 5707*z - 21433*y*z + 128285*y^2*z - 197027*y^3*z + 121306*y^4*z - 23264*y^5*z - 2160*y^6*z + 17661*z^2 + 92345*y*z^2 - 384143*y^2*z^2 + 452943*y^3*z^2 - 210278*y^4*z^2 + 31472*y^5*z^2 - 18201*z^3 - 117475*y*z^3 + 348186*y^2*z^3 - 290466*y^3*z^3 + 77308*y^4*z^3 + 6247*z^4 + 46563*y*z^4 - 94056*y^2*z^4 + 41894*y^3*z^4))/ (2592*(-1 + y)^3*y*(-1 + z)*z^2*(-1 + y + z)^2) + ((433*Pi^2)/(24*y*z) - ((I/12)*Pi*(91 - 688*y + 1437*y^2 - 1174*y^3 + 334*y^4 - 182*z + 924*y*z - 1248*y^2*z + 506*y^3*z + 91*z^2 - 290*y*z^2 + 172*y^2*z^2))/((-1 + y)^2*y*z* (-1 + y + z)^2) + (-1712 + 5462*y - 6429*y^2 + 3320*y^3 - 641*y^4 + 5136*z - 14363*y*z + 13953*y^2*z - 5151*y^3*z + 425*y^4*z - 5136*z^2 + 11761*y*z^2 - 8984*y^2*z^2 + 2263*y^3*z^2 + 1712*z^3 - 2860*y*z^3 + 1244*y^2*z^3)/ (72*(-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)^2))*G[0, 0, z] + (3*Pi^2*G[0, 1, z])/(4*y*z) + (4*Pi^2*G[0, 1 - y, z])/(3*y*z) + ((-11*Pi^2)/(3*y*z) + ((I/6)*Pi*(46 - 128*y + 73*y^2 - 92*z + 119*y*z + 46*z^2))/(y*z*(-1 + y + z)^2) + (52 - 346*y + 496*y^2 - 202*y^3 - 150*z + 623*y*z - 657*y^2*z + 178*y^3*z + 144*z^2 - 317*y*z^2 + 185*y^2*z^2 - 46*z^3 + 40*y*z^3)/(24*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)^2))* G[1, 0, z] - (Pi^2*G[1, 1, z])/(2*y*z) - (7*Pi^2*G[1, 1 - y, z])/ (12*y*z) + ((-49*Pi^2)/(12*y*z) + ((I/12)*Pi*(-77 + 164*y - 66*y^2 - 52*y^3 + 31*y^4 + 154*z - 264*y*z + 102*y^2*z + 8*y^3*z - 77*z^2 + 82*y*z^2 - 23*y^2*z^2))/((-1 + y)^2*y*z* (-1 + y + z)^2) + (-324*y^3 + 1692*y^4 - 3132*y^5 + 2484*y^6 - 720*y^7 + 1226*y^2*z - 1940*y^3*z - 2667*y^4*z + 6970*y^5*z - 4309*y^6*z + 720*y^7*z + 3010*y*z^2 - 12994*y^2*z^2 + 16973*y^3*z^2 - 4939*y^4*z^2 - 3983*y^5*z^2 + 1933*y^6*z^2 + 1262*z^3 - 13022*y*z^3 + 32341*y^2*z^3 - 29931*y^3*z^3 + 9265*y^4*z^3 + 145*y^5*z^3 - 3858*z^4 + 19565*y*z^4 - 30739*y^2*z^4 + 18659*y^3*z^4 - 3567*y^4*z^4 + 3930*z^5 - 11765*y*z^5 + 11212*y^2*z^5 - 3437*y^3*z^5 - 1334*z^6 + 2212*y*z^6 - 938*y^2*z^6)/(72*(-1 + y)^2*y*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)^2))*G[1 - y, 0, z] + (Pi^2*G[1 - y, 1, z])/(2*y*z) - (Pi^2*G[1 - y, 1 - y, z])/(6*y*z) - (Pi^2*G[-y, 1 - y, z])/(2*y*z) + (((33*I)*Pi)/(y*z) + (37 - 412*y + 948*y^2 - 808*y^3 + 235*y^4 - 74*z + 495*y*z - 738*y^2*z + 317*y^3*z + 37*z^2 - 134*y*z^2 + 82*y^2*z^2)/ (12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[0, 0, 0, z] + ((((-15*I)/2)*Pi)/(y*z) + (-26 + 132*y - 233*y^2 + 174*y^3 - 47*y^4 + 56*z - 193*y*z + 216*y^2*z - 79*y^3*z - 29*z^2 + 62*y*z^2 - 32*y^2*z^2)/(4*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[0, 1, 0, z] + (((-12*I)*Pi)/(y*z) + (55 - 16*y - 231*y^2 + 290*y^3 - 98*y^4 - 110*z + 42*y*z + 192*y^2*z - 124*y^3*z + 55*z^2 - 2*y*z^2 - 26*y^2*z^2)/(12*(-1 + y)^2*y*z* (-1 + y + z)^2))*G[0, 1 - y, 0, z] + (((-12*I)*Pi)/(y*z) + (-103 + 326*y - 193*y^2 + 206*z - 296*y*z - 103*z^2)/(12*y*z*(-1 + y + z)^2))*G[1, 0, 0, z] + ((20 - 28*y + 11*y^2 - 40*z + 31*y*z + 20*z^2)*G[1, 1, 0, z])/ (6*y*z*(-1 + y + z)^2) + (((3*I)*Pi)/(y*z) + (3*y^2 - 6*y*z + 6*y^2*z + 10*z^2 - 38*y*z^2 + 28*y^2*z^2 - 20*z^3 + 38*y*z^3 + 10*z^4)/(6*y*z^3*(-1 + y + z)^2))* G[1, 1 - y, 0, z] + (((-9*I)*Pi)/(y*z) + (95 - 260*y + 240*y^2 - 80*y^3 + 5*y^4 - 190*z + 420*y*z - 294*y^2*z + 64*y^3*z + 95*z^2 - 142*y*z^2 + 59*y^2*z^2)/ (12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1 - y, 0, 0, z] + ((-2 - 28*y + 87*y^2 - 82*y^3 + 25*y^4 + 4*z + 30*y*z - 66*y^2*z + 32*y^3*z - 2*z^2 - 8*y*z^2 + 7*y^2*z^2)*G[1 - y, 1, 0, z])/ (12*(-1 + y)^2*y*z*(-1 + y + z)^2) + (((3*I)*Pi)/(y*z) + (-60*y^2 + 240*y^3 - 360*y^4 + 240*y^5 - 60*y^6 + 12*y*z + 72*y^2*z - 288*y^3*z + 312*y^4*z - 108*y^5*z - 43*z^2 + 28*y*z^2 + 84*y^2*z^2 - 80*y^3*z^2 + 11*y^4*z^2 + 86*z^3 - 36*y*z^3 - 138*y^2*z^3 + 88*y^3*z^3 - 43*z^4 - 10*y*z^4 + 29*y^2*z^4)/(12*(-1 + y)^2*y*z^3*(-1 + y + z)^2))* G[1 - y, 1 - y, 0, z] + (((6*I)*Pi)/(y*z) + (-9*y^2 + 20*y^3 - 10*y^4 + 18*y^2*z - 18*y^3*z + 4*z^2 - 2*y*z^2 - 8*y^2*z^2 - 2*y*z^3 - 2*z^4)/(2*y*z^3*(-1 + y + z)^2))* G[-y, 1 - y, 0, z] - (57*G[0, 0, 0, 0, z])/(2*y*z) + (15*G[0, 0, 1, 0, z])/(2*y*z) + (29*G[0, 0, 1 - y, 0, z])/(2*y*z) + (21*G[0, 1, 0, 0, z])/(2*y*z) - G[0, 1, 1, 0, z]/(y*z) - (7*G[0, 1, 1 - y, 0, z])/(2*y*z) + (13*G[0, 1 - y, 0, 0, z])/(y*z) - G[0, 1 - y, 1, 0, z]/(y*z) - (7*G[0, 1 - y, 1 - y, 0, z])/(y*z) - (5*G[0, -y, 1 - y, 0, z])/(y*z) + (13*G[1, 0, 0, 0, z])/(y*z) - (3*G[1, 0, 1, 0, z])/(2*y*z) - (9*G[1, 0, 1 - y, 0, z])/(2*y*z) - G[1, 1, 0, 0, z]/(y*z) + G[1, 1, 1, 0, z]/(y*z) + (2*G[1, 1, 1 - y, 0, z])/(y*z) - (5*G[1, 1 - y, 0, 0, z])/(y*z) - G[1, 1 - y, 1, 0, z]/(2*y*z) + (4*G[1, 1 - y, 1 - y, 0, z])/(y*z) + (17*G[1 - y, 0, 0, 0, z])/(2*y*z) - G[1 - y, 0, 1, 0, z]/(2*y*z) - (4*G[1 - y, 0, 1 - y, 0, z])/(y*z) - (3*G[1 - y, 1, 0, 0, z])/ (y*z) - (4*G[1 - y, 1, 1, 0, z])/(y*z) + G[1 - y, 1, 1 - y, 0, z]/ (y*z) - (3*G[1 - y, 1 - y, 0, 0, z])/(y*z) + G[1 - y, 1 - y, 1 - y, 0, z]/(y*z) - (4*G[1 - y, -y, 1 - y, 0, z])/ (y*z) + G[-y, 0, 1, 0, z]/(y*z) - (5*G[-y, 0, 1 - y, 0, z])/(y*z) - (6*G[-y, 1 - y, 0, 0, z])/(y*z) + G[-y, 1 - y, 1, 0, z]/(y*z) + (2*G[-y, 1 - y, 1 - y, 0, z])/(y*z) + (8*G[-y, -y, 1 - y, 0, z])/ (y*z) + (((12*I)*Pi)/(y*z) + (-454 + 2400*y - 5271*y^2 + 6164*y^3 - 4056*y^4 + 1428*y^5 - 211*y^6 + 548*z - 2704*y*z + 5138*y^2*z - 5102*y^3*z + 2650*y^4*z - 530*y^5*z - 184*z^2 + 808*y*z^2 - 1221*y^2*z^2 + 1078*y^3*z^2 - 319*y^4*z^2)/(36*(-1 + y)^4*y*z* (-1 + y + z)^2))*Zeta[3] + G[0, z]*((((-13*I)/2)*Pi^3)/(y*z) + (Pi^2*(-560 + 3296*y - 6264*y^2 + 4880*y^3 - 1352*y^4 + 1180*z - 4977*y*z + 6150*y^2*z - 2353*y^3*z - 605*z^2 + 1738*y*z^2 - 1001*y^2*z^2))/(72*(-1 + y)^2*y*z*(-1 + y + z)^2) + ((I/72)*Pi*(1358 - 3362*y + 2361*y^2 - 68*y^3 - 289*y^4 - 4074*z + 8861*y*z - 5655*y^2*z + 471*y^3*z + 397*y^4*z + 4074*z^2 - 6949*y*z^2 + 3824*y^2*z^2 - 619*y^3*z^2 - 1358*z^3 + 1450*y*z^3 - 422*y^2*z^3))/((-1 + y)^2*y*(-1 + z)*z* (-1 + y + z)^2) + (-17891*y + 83924*y^2 - 144432*y^3 + 108764*y^4 - 30473*y^5 + 108*y^6 - 17891*z + 153832*y*z - 426358*y^2*z + 525206*y^3*z - 292351*y^4*z + 57562*y^5*z + 72284*z^2 - 391432*y*z^2 + 761712*y^2*z^2 - 677755*y^3*z^2 + 261362*y^4*z^2 - 27197*y^5*z^2 - 109506*z^3 + 423746*y*z^3 - 596335*y^2*z^3 + 361004*y^3*z^3 - 77883*y^4*z^3 + 73724*z^4 - 199069*y*z^4 + 190286*y^2*z^4 - 63915*y^3*z^4 - 18611*z^5 + 30814*y*z^5 - 13229*y^2*z^5)/(864*(-1 + y)^2*y*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)) - (9*Zeta[3])/(y*z)) + G[1, z]*(((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(-y^2 + 2*y*z - 2*y^2*z - 10*z^2 + 22*y*z^2 - 13*y^2*z^2 + 20*z^3 - 23*y*z^3 - 10*z^4))/ (12*y*z^3*(-1 + y + z)^2) - Zeta[3]/(2*y*z)) + G[1 - y, z]*(((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(20*y^2 - 80*y^3 + 120*y^4 - 80*y^5 + 20*y^6 - 4*y*z - 24*y^2*z + 96*y^3*z - 104*y^4*z + 36*y^5*z + 15*z^2 - 57*y^2*z^2 + 54*y^3*z^2 - 12*y^4*z^2 - 30*z^3 + 2*y*z^3 + 68*y^2*z^3 - 40*y^3*z^3 + 15*z^4 + 6*y*z^4 - 12*y^2*z^4))/ (24*(-1 + y)^2*y*z^3*(-1 + y + z)^2) + (13*Zeta[3])/(y*z))) + (64*Zeta[5])/(15*y*z)))/eps + Nc^3*((-618377*Pi^6)/(1632960*y*z) + (-252283877 + 203761070*y + 1358856*y^2 + 252283877*z - 205119926*y*z)/ (839808*(-1 + y)*y*(-1 + z)*z) + ((I/93312)*Pi*(-22986803 + 18902081*y + 289656*y^2 + 22986803*z - 19191737*y*z))/((-1 + y)*y*(-1 + z)*z) + ((I/7776)*Pi^3*(-4945*y + 27187*y^2 - 42027*y^3 + 22273*y^4 - 2488*y^5 - 4945*z + 52984*y*z - 266698*y^2*z + 341488*y^3*z - 130825*y^4*z + 7996*y^5*z + 15105*z^2 - 229354*y*z^2 + 651860*y^2*z^2 - 516904*y^3*z^2 + 103044*y^4*z^2 - 15375*z^3 + 327168*y*z^3 - 523728*y^2*z^3 + 211935*y^3*z^3 + 5215*z^4 - 145853*y*z^4 + 116887*y^2*z^4))/((-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)^2*(y + z)) + ((I/4320)*Pi^5*(15373 - 85758*y + 199815*y^2 - 249140*y^3 + 175515*y^4 - 66318*y^5 + 10513*y^6 - 59548*z + 313438*y*z - 679766*y^2*z + 780360*y^3*z - 498460*y^4*z + 166730*y^5*z - 22754*y^6*z + 86892*z^2 - 424326*y*z^2 + 837115*y^2*z^2 - 856252*y^3*z^2 + 468468*y^4*z^2 - 125002*y^5*z^2 + 11809*y^6*z^2 - 56632*z^3 + 252234*y*z^3 - 440240*y^2*z^3 + 383536*y^3*z^3 - 162624*y^4*z^3 + 26318*y^5*z^3 + 13915*z^4 - 55588*y*z^4 + 82644*y^2*z^4 - 56776*y^3*z^4 + 14509*y^4*z^4))/((-1 + y)^4*y*(-1 + z)^2*z* (-1 + y + z)^2) + (Pi^2*(41674669*y - 153572788*y^2 + 206932200*y^3 - 119189584*y^4 + 23500375*y^5 + 655128*y^6 + 41674669*z - 320555288*y*z + 759662960*y^2*z - 764838226*y^3*z + 332580083*y^4*z - 47871014*y^5*z - 653184*y^6*z - 166366252*z^2 + 801781502*y*z^2 - 1378177560*y^2*z^2 + 1023760877*y^3*z^2 - 308035294*y^4*z^2 + 24368695*y^5*z^2 + 249050742*z^3 - 896997826*y*z^3 + 1135837877*y^2*z^3 - 579865612*y^3*z^3 + 94642851*y^4*z^3 - 165701404*z^4 + 462498953*y*z^4 - 408142222*y^2*z^4 + 114012705*y^3*z^4 + 41342245*z^5 - 88402010*y*z^5 + 44391733*y^2*z^5))/(559872*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)) + (Pi^4*(-43848*y^2 + 217296*y^3 - 434160*y^4 + 437184*y^5 - 221832*y^6 + 45360*y^7 - 791435*z + 4434126*y*z - 10067757*y^2*z + 11646580*y^3*z - 6885861*y^4*z + 1562190*y^5*z + 220957*y^6*z - 118800*y^7*z + 3883447*z^2 - 20350928*y*z^2 + 43649347*y^2*z^2 - 48439672*y^3*z^2 + 28763885*y^4*z^2 - 8210344*y^5*z^2 + 602745*y^6*z^2 + 101520*y^7*z^2 - 7620554*z^3 + 36973364*y*z^3 - 73436865*y^2*z^3 + 75140672*y^3*z^3 - 41063156*y^4*z^3 + 10988580*y^5*z^3 - 983337*y^6*z^3 - 28080*y^7*z^3 + 7475330*z^4 - 33156360*y*z^4 + 59754699*y^2*z^4 - 54505768*y^3*z^4 + 25925904*y^4*z^4 - 5790600*y^5*z^4 + 384923*y^6*z^4 - 3665611*z^5 + 14620526*y*z^5 - 23168974*y^2*z^5 + 17761996*y^3*z^5 - 6635231*y^4*z^5 + 999166*y^5*z^5 + 718823*z^6 - 2520728*y*z^6 + 3316854*y^2*z^6 - 1834928*y^3*z^6 + 349355*y^4*z^6))/ (103680*(-1 + y)^4*y*(-1 + z)^3*z^2*(-1 + y + z)^2) - (8*G[0, 1 - y, -y, z]*G[1, 1, 0, y])/(y*z) + (22*G[0, -y, -y, z]*G[1, 1, 0, y])/(y*z) - (3*G[1, 0, -y, z]*G[1, 1, 0, y])/(y*z) + G[0, 0, -y, z]* ((-12*G[0, 1, 0, y])/(y*z) - (12*G[1, 1, 0, y])/(y*z)) + G[0, -y, 0, z]*((17*G[1, 0, 0, y])/(y*z) - (5*G[1, 1, 0, y])/(y*z)) + (((I/2)*Pi^3)/(y*z) + (Pi^2*(-66*y^2 + 318*y^3 - 618*y^4 + 606*y^5 - 300*y^6 + 60*y^7 + 24*y*z + 144*y^2*z - 924*y^3*z + 1788*y^4*z - 1620*y^5*z + 708*y^6*z - 120*y^7*z + 47*z^2 - 307*y*z^2 + 497*y^2*z^2 + 109*y^3*z^2 - 974*y^4*z^2 + 916*y^5*z^2 - 318*y^6*z^2 + 30*y^7*z^2 - 188*z^3 + 1026*y*z^3 - 1948*y^2*z^3 + 1670*y^3*z^3 - 660*y^4*z^3 + 100*y^5*z^3 + 282*z^4 - 1572*y*z^4 + 2495*y^2*z^4 - 1707*y^3*z^4 + 594*y^4*z^4 - 92*y^5*z^4 - 188*z^5 + 1282*y*z^5 - 1458*y^2*z^5 + 572*y^3*z^5 - 100*y^4*z^5 + 47*z^6 - 561*y*z^6 + 336*y^2*z^6 - 38*y^3*z^6 + 108*y*z^7))/ (72*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[1 - y, 1, 1 - y, z] + ((-521*Pi^2)/(12*y*z) + ((4*I)*Pi*(-8 - 20*y + 19*y^2))/((-1 + y)^2*y*z) + (1734 - 3764*y + 2123*y^2 - 93*y^3 - 1734*z + 1742*y*z - 93*y^2*z)/ (24*(-1 + y)^2*y*z*(-1 + y + z)))*G[0, 0, 0, 0, y] + (((-32*I)*Pi)/(y*z) - (521*Pi^2)/(12*y*z) + (289 - 635*y + 346*y^2 - 578*z + 885*y*z - 298*y^2*z + 289*z^2 - 298*y*z^2)/(4*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)))* G[0, 0, 0, 0, z] - (12*Pi^2*G[0, 0, 0, 1, y])/(y*z) - (31*Pi^2*G[0, 0, 0, 1, z])/(6*y*z) - (25*Pi^2*G[0, 0, 0, 1 - y, z])/ (3*y*z) + ((245*Pi^2)/(8*y*z) - ((I/4)*Pi*(-98 + 240*y + 183*y^2 - 1172*y^3 + 1488*y^4 - 804*y^5 + 163*y^6 + 244*z - 689*y*z + 436*y^2*z + 434*y^3*z - 616*y^4*z + 191*y^5*z - 134*z^2 + 332*y*z^2 - 252*y^2*z^2 + 8*y^3*z^2 + 28*y^4*z^2))/ ((-1 + y)^4*y*z*(-1 + y + z)^2) + (42*y^4 - 468*y^5 + 1764*y^6 - 3204*y^7 + 3078*y^8 - 1512*y^9 + 300*y^10 - 1850*y^3*z + 8774*y^4*z - 15551*y^5*z + 11128*y^6*z + 298*y^7*z - 4906*y^8*z + 2467*y^9*z - 360*y^10*z - 3670*y^2*z^2 + 23804*y^3*z^2 - 60785*y^4*z^2 + 77325*y^5*z^2 - 49808*y^6*z^2 + 12674*y^7*z^2 + 1427*y^8*z^2 - 967*y^9*z^2 - 1634*y*z^3 + 19030*y^2*z^3 - 71297*y^3*z^3 + 127035*y^4*z^3 - 120394*y^5*z^3 + 60530*y^6*z^3 - 13893*y^7*z^3 + 725*y^8*z^3 - 54*z^4 + 5236*y*z^4 - 33795*y^2*z^4 + 86397*y^3*z^4 - 111530*y^4*z^4 + 77872*y^5*z^4 - 28041*y^6*z^4 + 4017*y^7*z^4 + 174*z^5 - 5752*y*z^5 + 24973*y^2*z^5 - 45416*y^3*z^5 + 41934*y^4*z^5 - 19974*y^5*z^5 + 3959*y^6*z^5 - 180*z^6 + 2282*y*z^6 - 6790*y^2*z^6 + 8578*y^3*z^6 - 5434*y^4*z^6 + 1442*y^5*z^6 + 60*z^7 - 132*y*z^7 + 252*y^2*z^7 - 348*y^3*z^7 + 168*y^4*z^7)/(24*(-1 + y)^4*y^2*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2))*G[0, 0, 1, 0, y] + ((207*Pi^2)/(8*y*z) - ((I/12)*Pi*(-256 - 20*y + 1335*y^2 - 1586*y^3 + 527*y^4 + 664*z + 637*y*z - 4284*y^2*z + 4109*y^3*z - 1126*y^4*z - 546*z^2 - 1422*y*z^2 + 4577*y^2*z^2 - 3244*y^3*z^2 + 581*y^4*z^2 + 124*z^3 + 1049*y*z^3 - 1822*y^2*z^3 + 757*y^3*z^3 + 14*z^4 - 244*y*z^4 + 176*y^2*z^4))/((-1 + y)^2*y*(-1 + z)^2*z* (-1 + y + z)^2) + (-1170*y^4 + 3132*y^5 - 2394*y^6 + 72*y^7 + 360*y^8 - 4871*y^3*z + 19562*y^4*z - 26205*y^5*z + 12128*y^6*z + 466*y^7*z - 1080*y^8*z - 7312*y^2*z^2 + 45557*y^3*z^2 - 95289*y^4*z^2 + 81919*y^5*z^2 - 23573*y^6*z^2 - 2382*y^7*z^2 + 1080*y^8*z^2 - 4043*y*z^3 + 47728*y^2*z^3 - 158153*y^3*z^3 + 215565*y^4*z^3 - 125550*y^5*z^3 + 21795*y^6*z^3 + 3102*y^7*z^3 - 360*y^8*z^3 + 162*z^4 + 18349*y*z^4 - 122623*y^2*z^4 + 272479*y^3*z^4 - 258340*y^4*z^4 + 101118*y^5*z^4 - 9287*y^6*z^4 - 1294*y^7*z^4 - 846*z^5 - 33014*y*z^5 + 159089*y^2*z^5 - 251995*y^3*z^5 + 165624*y^4*z^5 - 41005*y^5*z^5 + 1331*y^6*z^5 + 1746*z^6 + 29342*y*z^6 - 108619*y^2*z^6 + 121145*y^3*z^6 - 51405*y^4*z^6 + 6663*y^5*z^6 - 1782*z^7 - 12787*y*z^7 + 35245*y^2*z^7 - 24749*y^3*z^7 + 5453*y^4*z^7 + 900*z^8 + 2117*y*z^8 - 3004*y^2*z^8 + 551*y^3*z^8 - 180*z^9 + 36*y*z^9 - 504*y^2*z^9)/(72*(-1 + y)^2*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2* (y + z)^2))*G[0, 0, 1, 0, z] + (49*Pi^2*G[0, 0, 1, 1, y])/(6*y*z) + (4*Pi^2*G[0, 0, 1, 1, z])/(3*y*z) + (19*Pi^2*G[0, 0, 1, 1 - y, z])/ (12*y*z) - (55*Pi^2*G[0, 0, 1 - y, 0, z])/(12*y*z) + (65*Pi^2*G[0, 0, 1 - y, 1 - y, z])/(12*y*z) + (2*Pi^2*G[0, 0, -y, 1 - y, z])/(y*z) + ((157*Pi^2)/(6*y*z) - ((I/12)*Pi*(-289 + 294*y + 2505*y^2 - 7180*y^3 + 7905*y^4 - 4026*y^5 + 791*y^6 + 578*z - 604*y*z - 2932*y^2*z + 6496*y^3*z - 4742*y^4*z + 1204*y^5*z - 289*z^2 + 184*y*z^2 + 966*y^2*z^2 - 1220*y^3*z^2 + 413*y^4*z^2))/((-1 + y)^4*y*z* (-1 + y + z)^2) + (-774*y^3 + 3024*y^4 - 3312*y^5 - 1548*y^6 + 5886*y^7 - 4356*y^8 + 1080*y^9 - 4267*y^2*z + 20844*y^3*z - 35901*y^4*z + 19532*y^5*z + 13257*y^6*z - 21024*y^7*z + 8459*y^8*z - 900*y^9*z - 7454*y*z^2 + 48063*y^2*z^2 - 113335*y^3*z^2 + 118389*y^4*z^2 - 38170*y^5*z^2 - 25409*y^6*z^2 + 22667*y^7*z^2 - 4751*y^8*z^2 - 4555*z^3 + 45528*y*z^3 - 150200*y^2*z^3 + 226361*y^3*z^3 - 158191*y^4*z^3 + 30194*y^5*z^3 + 17690*y^6*z^3 - 7133*y^7*z^3 + 13503*z^4 - 81607*y*z^4 + 181768*y^2*z^4 - 190500*y^3*z^4 + 90019*y^4*z^4 - 10507*y^5*z^4 - 2982*y^6*z^4 - 13341*z^5 + 55921*y*z^5 - 88456*y^2*z^5 + 63294*y^3*z^5 - 18043*y^4*z^5 + 931*y^5*z^5 + 4393*z^6 - 12388*y*z^6 + 12804*y^2*z^6 - 5134*y^3*z^6 + 631*y^4*z^6)/(72*(-1 + y)^4*y* (-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2))*G[0, 1, 0, 0, y] + ((331*Pi^2)/(12*y*z) - ((I/12)*Pi*(-289 + 220*y + 840*y^2 - 1184*y^3 + 413*y^4 + 940*z - 788*y*z - 1926*y^2*z + 2528*y^3*z - 754*y^4*z - 1140*z^2 + 990*y*z^2 + 1475*y^2*z^2 - 1720*y^3*z^2 + 359*y^4*z^2 + 616*z^3 - 532*y*z^3 - 352*y^2*z^3 + 340*y^3*z^3 - 127*z^4 + 110*y*z^4 - 19*y^2*z^4))/((-1 + y)^2*y*(-1 + z)^2*z* (-1 + y + z)^2) + (-1170*y^3 + 3510*y^4 - 3510*y^5 + 1170*y^6 - 4906*y^2*z + 22282*y^3*z - 35328*y^4*z + 23434*y^5*z - 5482*y^6*z - 7544*y*z^2 + 50836*y^2*z^2 - 120657*y^3*z^2 + 125996*y^4*z^2 - 57403*y^5*z^2 + 8772*y^6*z^2 - 4402*z^3 + 52484*y*z^3 - 189592*y^2*z^3 + 296769*y^3*z^3 - 215460*y^4*z^3 + 66801*y^5*z^3 - 5802*y^6*z^3 + 21014*z^4 - 142055*y*z^4 + 347762*y^2*z^4 - 383726*y^3*z^4 + 192534*y^4*z^4 - 37705*y^5*z^4 + 1378*y^6*z^4 - 40114*z^5 + 194191*y*z^5 - 344450*y^2*z^5 + 267510*y^3*z^5 - 87116*y^4*z^5 + 8383*y^5*z^5 + 38278*z^6 - 141929*y*z^6 + 182410*y^2*z^6 - 92955*y^3*z^6 + 15792*y^4*z^6 - 18260*z^7 + 52295*y*z^7 - 45184*y^2*z^7 + 11947*y^3*z^7 + 3484*z^8 - 7442*y*z^8 + 3160*y^2*z^8)/(72*(-1 + y)^2*y*(-1 + z)^3*z^2* (-1 + y + z)^2*(y + z)^2))*G[0, 1, 0, 0, z] + (41*Pi^2*G[0, 1, 0, 1, y])/(6*y*z) + (4*Pi^2*G[0, 1, 0, 1, z])/(3*y*z) + (7*Pi^2*G[0, 1, 0, 1 - y, z])/(3*y*z) + ((-13*Pi^2)/(y*z) + ((I/12)*Pi*(-86 - 340*y + 1365*y^2 - 1366*y^3 + 427*y^4 + 388*z - 12*y*z - 906*y^2*z + 530*y^3*z - 248*z^2 + 28*y*z^2 + 103*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (-162*y^4 + 306*y^5 + 414*y^6 - 1458*y^7 + 1260*y^8 - 360*y^9 - 2570*y^3*z + 8950*y^4*z - 9077*y^5*z - 1129*y^6*z + 6899*y^7*z - 3433*y^8*z + 360*y^9*z - 4753*y^2*z^2 + 25391*y^3*z^2 - 45999*y^4*z^2 + 30252*y^5*z^2 + 2425*y^6*z^2 - 9903*y^7*z^2 + 2587*y^8*z^2 - 2381*y*z^3 + 25102*y^2*z^3 - 72924*y^3*z^3 + 84556*y^4*z^3 - 34651*y^5*z^3 - 3858*y^6*z^3 + 4048*y^7*z^3 + 162*z^4 + 7437*y*z^4 - 44303*y^2*z^4 + 83241*y^3*z^4 - 62415*y^4*z^4 + 14450*y^5*z^4 + 1320*y^6*z^4 - 522*z^5 - 7347*y*z^5 + 30467*y^2*z^5 - 36969*y^3*z^5 + 14931*y^4*z^5 - 452*y^5*z^5 + 540*z^6 + 2075*y*z^6 - 5973*y^2*z^6 + 2913*y^3*z^6 + 553*y^4*z^6 - 180*z^7 + 216*y*z^7 - 540*y^2*z^7 + 504*y^3*z^7)/ (72*(-1 + y)^3*y^2*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 1, 0, y] + ((-8*Pi^2)/(y*z) + ((I/3)*Pi*(79 - 194*y + 106*y^2 - 158*z + 185*y*z + 79*z^2))/ (y*z*(-1 + y + z)^2) + (-126*y^3 + 828*y^4 - 1638*y^5 + 1296*y^6 - 360*y^7 - 82*y^2*z + 5248*y^3*z - 14625*y^4*z + 14194*y^5*z - 5095*y^6*z + 360*y^7*z - 308*y*z^2 + 9530*y^2*z^2 - 33877*y^3*z^2 + 43127*y^4*z^2 - 22127*y^5*z^2 + 3655*y^6*z^2 - 748*z^3 + 7690*y*z^3 - 34217*y^2*z^3 + 57915*y^3*z^3 - 39425*y^4*z^3 + 9571*y^5*z^3 + 2184*z^4 - 15799*y*z^4 + 38051*y^2*z^4 - 34033*y^3*z^4 + 10383*y^4*z^4 - 2076*z^5 + 10609*y*z^5 - 14192*y^2*z^5 + 4873*y^3*z^5 + 640*z^6 - 2192*y*z^6 + 766*y^2*z^6)/ (72*(-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2))* G[0, 1, 1, 0, z] - (47*Pi^2*G[0, 1, 1, 1, y])/(12*y*z) - (Pi^2*G[0, 1, 1, 1, z])/(6*y*z) - (Pi^2*G[0, 1, 1, 1 - y, z])/(2*y*z) + (2*Pi^2*G[0, 1, 1 - y, 0, z])/(y*z) - (Pi^2*G[0, 1, 1 - y, 1, z])/ (12*y*z) - (11*Pi^2*G[0, 1, 1 - y, 1 - y, z])/(6*y*z) - (29*Pi^2*G[0, 1 - y, 0, 0, z])/(12*y*z) - (Pi^2*G[0, 1 - y, 0, 1, z])/ (2*y*z) + (11*Pi^2*G[0, 1 - y, 0, 1 - y, z])/(3*y*z) + ((-215*Pi^2)/(12*y*z) + ((I/12)*Pi*(-440 + 1148*y - 957*y^2 + 230*y^3 + 19*y^4 + 880*z - 1776*y*z + 1074*y^2*z - 178*y^3*z - 440*z^2 + 556*y*z^2 - 197*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (-810*y^4 + 4788*y^5 - 9486*y^6 + 7848*y^7 - 2340*y^8 + 3574*y^3*z - 5584*y^4*z - 9021*y^5*z + 22838*y^6*z - 14147*y^7*z + 2340*y^8*z + 8651*y^2*z^2 - 36962*y^3*z^2 + 46426*y^4*z^2 - 9131*y^5*z^2 - 15769*y^6*z^2 + 6785*y^7*z^2 + 3835*y*z^3 - 37255*y^2*z^3 + 90278*y^3*z^3 - 80784*y^4*z^3 + 21767*y^5*z^3 + 2417*y^6*z^3 + 162*z^4 - 11781*y*z^4 + 55441*y^2*z^4 - 85358*y^3*z^4 + 51817*y^4*z^4 - 9375*y^5*z^4 - 522*z^5 + 12258*y*z^5 - 33457*y^2*z^5 + 33176*y^3*z^5 - 11065*y^4*z^5 + 540*z^6 - 4348*y*z^6 + 7124*y^2*z^6 - 4222*y^3*z^6 - 180*z^7 + 36*y*z^7 - 504*y^2*z^7)/(72*(-1 + y)^2*y^2*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2))*G[0, 1 - y, 1, 0, z] + (3*Pi^2*G[0, 1 - y, 1, 1, z])/ (4*y*z) - (5*Pi^2*G[0, 1 - y, 1, 1 - y, z])/(4*y*z) + (29*Pi^2*G[0, 1 - y, 1 - y, 0, z])/(12*y*z) + (Pi^2*G[0, 1 - y, 1 - y, 1, z])/(2*y*z) - (13*Pi^2*G[0, 1 - y, 1 - y, 1 - y, z])/(6*y*z) + (4*Pi^2*G[0, 1 - y, -y, 1 - y, z])/(3*y*z) + (2*Pi^2*G[0, -y, 0, 1, z])/ (3*y*z) + (13*Pi^2*G[0, -y, 0, 1 - y, z])/(6*y*z) + (5*Pi^2*G[0, -y, 1 - y, 0, z])/(6*y*z) + (2*Pi^2*G[0, -y, 1 - y, 1, z])/ (3*y*z) - (5*Pi^2*G[0, -y, 1 - y, 1 - y, z])/(6*y*z) - (11*Pi^2*G[0, -y, -y, 1 - y, z])/(3*y*z) + ((273*Pi^2)/(8*y*z) - ((I/12)*Pi*(-356 + 164*y + 1329*y^2 - 1726*y^3 + 589*y^4 + 712*z - 381*y*z - 1050*y^2*z + 719*y^3*z - 356*z^2 + 64*y*z^2 + 130*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (-1620*y^2 + 6480*y^3 - 9720*y^4 + 6480*y^5 - 1620*y^6 - 6971*z + 28543*y*z - 42458*y^2*z + 25826*y^3*z - 3595*y^4*z - 1345*y^5*z + 13798*z^2 - 44515*y*z^2 + 52659*y^2*z^2 - 26317*y^3*z^2 + 4375*y^4*z^2 - 6827*z^3 + 14787*y*z^3 - 10863*y^2*z^3 + 2417*y^3*z^3)/(72*(-1 + y)^3*y*z^2*(-1 + y + z)^2))* G[1, 0, 0, 0, y] + ((811*Pi^2)/(24*y*z) - ((I/12)*Pi*(-356 + 100*y + 103*y^2 + 712*z - 253*y*z - 356*z^2))/ (y*z*(-1 + y + z)^2) + (4370 - 14022*y + 14760*y^2 - 5108*y^3 - 13416*z + 34013*y*z - 24751*y^2*z + 4298*y^3*z + 13722*z^2 - 24811*y*z^2 + 10801*y^2*z^2 - 4676*z^3 + 4820*y*z^3)/ (72*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)^2))*G[1, 0, 0, 0, z] + (23*Pi^2*G[1, 0, 0, 1, y])/(3*y*z) + (4*Pi^2*G[1, 0, 0, 1, z])/(3*y*z) + (11*Pi^2*G[1, 0, 0, 1 - y, z])/(4*y*z) + ((-131*Pi^2)/(6*y*z) + ((I/12)*Pi*(-310 + 628*y - 177*y^2 - 290*y^3 + 149*y^4 + 764*z - 1392*y*z + 654*y^2*z - 26*y^3*z - 418*z^2 + 512*y*z^2 - 175*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (612*y^4 - 4050*y^5 + 10098*y^6 - 12114*y^7 + 7074*y^8 - 1620*y^9 - 4324*y^3*z + 14720*y^4*z - 12442*y^5*z - 9374*y^6*z + 20434*y^7*z - 10634*y^8*z + 1620*y^9*z - 9593*y^2*z^2 + 54163*y^3*z^2 - 111999*y^4*z^2 + 101901*y^5*z^2 - 32374*y^6*z^2 - 6072*y^7*z^2 + 3974*y^8*z^2 - 4261*y*z^3 + 47732*y^2*z^3 - 156504*y^3*z^3 + 227702*y^4*z^3 - 157685*y^5*z^3 + 45570*y^6*z^3 - 2662*y^7*z^3 - 198*z^4 + 14085*y*z^4 - 81967*y^2*z^4 + 179853*y^3*z^4 - 184455*y^4*z^4 + 87322*y^5*z^4 - 14748*y^6*z^4 + 558*z^5 - 15462*y*z^5 + 58174*y^2*z^5 - 87768*y^3*z^5 + 58824*y^4*z^5 - 14218*y^5*z^5 - 540*z^6 + 5854*y*z^6 - 14886*y^2*z^6 + 14670*y^3*z^6 - 4990*y^4*z^6 + 180*z^7 - 216*y*z^7 + 540*y^2*z^7 - 504*y^3*z^7)/(72*(-1 + y)^3*y^2*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2))*G[1, 0, 1, 0, y] + ((-77*Pi^2)/(6*y*z) + (((3*I)/4)*Pi*(-2*y^2 + 4*y*z - 4*y^2*z + 27*z^2 - 90*y*z^2 + 51*y^2*z^2 - 54*z^3 + 78*y*z^3 + 27*z^4))/ (y*z^3*(-1 + y + z)^2) + (-420*y^3 + 1200*y^4 - 1140*y^5 + 360*y^6 - 690*y^2*z + 3174*y^3*z - 4998*y^4*z + 3234*y^5*z - 720*y^6*z + 413*y*z^2 + 2464*y^2*z^2 - 9522*y^3*z^2 + 10360*y^4*z^2 - 4075*y^5*z^2 + 360*y^6*z^2 - 180*z^3 - 969*y*z^3 - 2059*y^2*z^3 + 8700*y^3*z^3 - 7329*y^4*z^3 + 1837*y^5*z^3 + 540*z^4 + 663*y*z^4 + 845*y^2*z^4 - 2455*y^3*z^4 + 1055*y^4*z^4 - 540*z^5 - 71*y*z^5 - 1064*y^2*z^5 + 379*y^3*z^5 + 180*z^6 - 36*y*z^6 + 504*y^2*z^6)/ (72*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2))*G[1, 0, 1, 0, z] - (59*Pi^2*G[1, 0, 1, 1, y])/(12*y*z) - (5*Pi^2*G[1, 0, 1, 1, z])/ (6*y*z) - (Pi^2*G[1, 0, 1, 1 - y, z])/(12*y*z) + (7*Pi^2*G[1, 0, 1 - y, 0, z])/(3*y*z) - (Pi^2*G[1, 0, 1 - y, 1, z])/ (12*y*z) - (2*Pi^2*G[1, 0, 1 - y, 1 - y, z])/(y*z) + (Pi^2*G[1, 0, -y, 1 - y, z])/(2*y*z) + ((-113*Pi^2)/(6*y*z) + (((3*I)/4)*Pi*(-11 - 52*y + 198*y^2 - 196*y^3 + 61*y^4 + 54*z + 18*y*z - 158*y^2*z + 86*y^3*z - 35*z^2 - 10*y*z^2 + 25*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (258*y^3 - 1626*y^4 + 3930*y^5 - 4614*y^6 + 2652*y^7 - 600*y^8 - 896*y^2*z + 1032*y^3*z + 5695*y^4*z - 14917*y^5*z + 13701*y^6*z - 5215*y^7*z + 600*y^8*z - 2152*y*z^2 + 9404*y^2*z^2 - 10423*y^3*z^2 - 6362*y^4*z^2 + 19748*y^5*z^2 - 12874*y^6*z^2 + 2659*y^7*z^2 - 800*z^3 + 9046*y*z^3 - 23845*y^2*z^3 + 20496*y^3*z^3 + 1850*y^4*z^3 - 10402*y^5*z^3 + 3691*y^6*z^3 + 2696*z^4 - 14677*y*z^4 + 25234*y^2*z^4 - 15840*y^3*z^4 + 1174*y^4*z^4 + 1449*y^5*z^4 - 3020*z^5 + 10199*y*z^5 - 11605*y^2*z^5 + 4929*y^3*z^5 - 539*y^4*z^5 + 1124*z^6 - 2416*y*z^6 + 1612*y^2*z^6 - 356*y^3*z^6)/(24*(-1 + y)^3*y*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2))*G[1, 1, 0, 0, y] + ((-8*Pi^2)/(y*z) + ((I/6)*Pi*(203 - 514*y + 284*y^2 - 406*z + 487*y*z + 203*z^2))/(y*z*(-1 + y + z)^2) + (90*y^3 - 180*y^4 + 90*y^5 - 457*y*z + 6040*y^2*z - 14010*y^3*z + 11728*y^4*z - 3301*y^5*z - 180*z^2 + 1695*y*z^2 - 12958*y^2*z^2 + 23826*y^3*z^2 - 15522*y^4*z^2 + 3139*y^5*z^2 + 540*z^3 - 2055*y*z^3 + 9308*y^2*z^3 - 11263*y^3*z^3 + 4118*y^4*z^3 - 540*z^4 + 853*y*z^4 - 2894*y^2*z^4 + 1285*y^3*z^4 + 180*z^5 - 36*y*z^5 + 504*y^2*z^5)/ (72*(-1 + y)^2*y^2*(-1 + z)*z^2*(-1 + y + z)^2))*G[1, 1, 0, 0, z] - (41*Pi^2*G[1, 1, 0, 1, y])/(12*y*z) - (Pi^2*G[1, 1, 0, 1, z])/(6*y*z) - (5*Pi^2*G[1, 1, 0, 1 - y, z])/(6*y*z) + ((37*Pi^2)/(6*y*z) - ((I/2)*Pi*(-8 - 16*y + 84*y^2 - 88*y^3 + 28*y^4 + 52*z - 66*y*z - 6*y^2*z + 20*y^3*z - 35*z^2 + 34*y*z^2 - 8*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (66*y^4 - 258*y^5 + 378*y^6 - 246*y^7 + 60*y^8 - 328*y^3*z + 426*y^4*z + 629*y^5*z - 1284*y^6*z + 617*y^7*z - 60*y^8*z - 950*y^2*z^2 + 3888*y^3*z^2 - 4201*y^4*z^2 + 297*y^5*z^2 + 1481*y^6*z^2 - 515*y^7*z^2 - 682*y*z^3 + 5874*y^2*z^3 - 12074*y^3*z^3 + 8531*y^4*z^3 - 1214*y^5*z^3 - 575*y^6*z^3 - 60*z^4 + 2784*y*z^4 - 10931*y^2*z^4 + 13640*y^3*z^4 - 6623*y^4*z^4 + 834*y^5*z^4 + 180*z^5 - 3423*y*z^5 + 7651*y^2*z^5 - 6285*y^3*z^5 + 1801*y^4*z^5 - 180*z^6 + 1333*y*z^6 - 1812*y^2*z^6 + 1015*y^3*z^6 + 60*z^7 - 12*y*z^7 + 168*y^2*z^7)/(24*(-1 + y)^2*y^2*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)^2))*G[1, 1, 1, 0, y] + G[0, -y, z]*((3*Pi^2*G[1, 0, y])/(2*y*z) + (Pi^2*G[1, 1, y])/(2*y*z) + (((15*I)*Pi)/(y*z) + (-9*y^2 + 47*y^3 - 97*y^4 + 99*y^5 - 50*y^6 + 10*y^7 + 36*y^2*z - 166*y^3*z + 302*y^4*z - 270*y^5*z + 118*y^6*z - 20*y^7*z + 10*z^2 - 84*y*z^2 + 145*y^2*z^2 + 61*y^3*z^2 - 383*y^4*z^2 + 383*y^5*z^2 - 152*y^6*z^2 + 20*y^7*z^2 - 112*z^3 + 546*y*z^3 - 920*y^2*z^3 + 574*y^3*z^3 + 42*y^4*z^3 - 184*y^5*z^3 + 54*y^6*z^3 + 258*z^4 - 1080*y*z^4 + 1528*y^2*z^4 - 912*y^3*z^4 + 204*y^4*z^4 + 2*y^5*z^4 - 220*z^5 + 894*y*z^5 - 1002*y^2*z^5 + 442*y^3*z^5 - 78*y^4*z^5 + 64*z^6 - 312*y*z^6 + 222*y^2*z^6 - 46*y^3*z^6 + 36*y*z^7)/ (4*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))*G[0, 1, 0, y] + (((15*I)*Pi)/(y*z) + (-9*y^2 + 47*y^3 - 97*y^4 + 99*y^5 - 50*y^6 + 10*y^7 + 36*y^2*z - 166*y^3*z + 302*y^4*z - 270*y^5*z + 118*y^6*z - 20*y^7*z + 10*z^2 - 84*y*z^2 + 145*y^2*z^2 + 61*y^3*z^2 - 383*y^4*z^2 + 383*y^5*z^2 - 152*y^6*z^2 + 20*y^7*z^2 - 112*z^3 + 546*y*z^3 - 920*y^2*z^3 + 574*y^3*z^3 + 42*y^4*z^3 - 184*y^5*z^3 + 54*y^6*z^3 + 258*z^4 - 1080*y*z^4 + 1528*y^2*z^4 - 912*y^3*z^4 + 204*y^4*z^4 + 2*y^5*z^4 - 220*z^5 + 894*y*z^5 - 1002*y^2*z^5 + 442*y^3*z^5 - 78*y^4*z^5 + 64*z^6 - 312*y*z^6 + 222*y^2*z^6 - 46*y^3*z^6 + 36*y*z^7)/ (4*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))*G[1, 1, 0, y] + (5*G[0, 0, 1, 0, y])/(y*z) - (17*G[0, 1, 0, 0, y])/(y*z) + G[0, 1, 1, 0, y]/(y*z) - (13*G[1, 0, 1, 0, y])/(y*z) - (17*G[1, 1, 0, 0, y])/(y*z) - (3*G[1, 1, 1, 0, y])/(y*z)) + G[1 - y, -y, z]*((((12*I)*Pi)/(y*z) + (63*y^2 - 309*y^3 + 609*y^4 - 603*y^5 + 300*y^6 - 60*y^7 - 18*y*z - 162*y^2*z + 942*y^3*z - 1794*y^4*z + 1620*y^5*z - 708*y^6*z + 120*y^7*z + 47*z^2 - 157*y*z^2 + 461*y^2*z^2 - 1193*y^3*z^2 + 1723*y^4*z^2 - 1253*y^5*z^2 + 417*y^6*z^2 - 45*y^7*z^2 - 164*z^3 + 618*y*z^3 - 1054*y^2*z^3 + 1112*y^3*z^3 - 768*y^4*z^3 + 310*y^5*z^3 - 54*y^6*z^3 + 216*z^4 - 708*y*z^4 + 1100*y^2*z^4 - 870*y^3*z^4 + 291*y^4*z^4 - 29*y^5*z^4 - 128*z^5 + 226*y*z^5 - 450*y^2*z^5 + 374*y^3*z^5 - 76*y^4*z^5 + 29*z^6 + 93*y*z^6 + 42*y^2*z^6 - 56*y^3*z^6 - 54*y*z^7)/(6*(-1 + y)^3*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[0, 1, 0, y] + (((12*I)*Pi)/(y*z) + (63*y^2 - 309*y^3 + 609*y^4 - 603*y^5 + 300*y^6 - 60*y^7 - 18*y*z - 162*y^2*z + 942*y^3*z - 1794*y^4*z + 1620*y^5*z - 708*y^6*z + 120*y^7*z + 47*z^2 - 157*y*z^2 + 461*y^2*z^2 - 1193*y^3*z^2 + 1723*y^4*z^2 - 1253*y^5*z^2 + 417*y^6*z^2 - 45*y^7*z^2 - 164*z^3 + 618*y*z^3 - 1054*y^2*z^3 + 1112*y^3*z^3 - 768*y^4*z^3 + 310*y^5*z^3 - 54*y^6*z^3 + 216*z^4 - 708*y*z^4 + 1100*y^2*z^4 - 870*y^3*z^4 + 291*y^4*z^4 - 29*y^5*z^4 - 128*z^5 + 226*y*z^5 - 450*y^2*z^5 + 374*y^3*z^5 - 76*y^4*z^5 + 29*z^6 + 93*y*z^6 + 42*y^2*z^6 - 56*y^3*z^6 - 54*y*z^7)/(6*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[1, 1, 0, y] + (8*G[0, 0, 1, 0, y])/(y*z) - (12*G[0, 1, 0, 0, y])/ (y*z) + (3*G[0, 1, 1, 0, y])/(y*z) - (11*G[1, 0, 1, 0, y])/(y*z) - (12*G[1, 1, 0, 0, y])/(y*z) - (2*G[1, 1, 1, 0, y])/(y*z)) + G[-y, 0, z]*((((12*I)*Pi)/(y*z) + (-54*y^2 + 120*y^3 - 60*y^4 + 108*y^2*z - 108*y^3*z - 11*z^2 + 82*y*z^2 - 101*y^2*z^2 + 94*z^3 - 118*y*z^3 - 65*z^4)/(6*y*z^3*(-1 + y + z)^2))*G[0, 1, 0, y] + (((-18*I)*Pi)/(y*z) + (129*y^2 - 300*y^3 + 150*y^4 - 42*y*z - 174*y^2*z + 216*y^3*z + 38*z^2 - 70*y*z^2 + 110*y^2*z^2 - 196*z^3 + 172*y*z^3 + 128*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[1, 0, 0, y] + (((9*I)*Pi)/(y*z) + (-57*y^2 + 120*y^3 - 60*y^4 - 21*y*z + 156*y^2*z - 135*y^3*z + 8*z^2 + 56*y*z^2 - 109*y^2*z^2 + 20*z^3 - 53*y*z^3 - 19*z^4)/(6*y*z^3*(-1 + y + z)^2))* G[1, 1, 0, y] + (9*G[0, 0, 1, 0, y])/(y*z) - (12*G[0, 1, 0, 0, y])/ (y*z) + (2*G[0, 1, 1, 0, y])/(y*z) + (17*G[1, 0, 0, 0, y])/(y*z) - (14*G[1, 0, 1, 0, y])/(y*z) - (11*G[1, 1, 0, 0, y])/(y*z) + (2*G[1, 1, 1, 0, y])/(y*z)) + G[-y, -y, z]* ((((-24*I)*Pi)/(y*z) + (75*y^2 - 180*y^3 + 90*y^4 - 42*y*z - 66*y^2*z + 108*y^3*z + 22*z^2 - 50*y*z^2 + 58*y^2*z^2 - 164*z^3 + 152*y*z^3 + 112*z^4)/(6*y*z^3*(-1 + y + z)^2))*G[0, 1, 0, y] + (((-24*I)*Pi)/(y*z) + (75*y^2 - 180*y^3 + 90*y^4 - 42*y*z - 66*y^2*z + 108*y^3*z + 22*z^2 - 50*y*z^2 + 58*y^2*z^2 - 164*z^3 + 152*y*z^3 + 112*z^4)/(6*y*z^3*(-1 + y + z)^2))*G[1, 1, 0, y] - (16*G[0, 0, 1, 0, y])/(y*z) + (24*G[0, 1, 0, 0, y])/(y*z) - (6*G[0, 1, 1, 0, y])/(y*z) + (22*G[1, 0, 1, 0, y])/(y*z) + (24*G[1, 1, 0, 0, y])/(y*z) + (4*G[1, 1, 1, 0, y])/(y*z)) + ((9*Pi^2)/(y*z) - ((I/6)*Pi*(-9*y^2 + 18*y*z - 18*y^2*z + 20*z^2 - 94*y*z^2 + 47*y^2*z^2 - 40*z^3 + 67*y*z^3 + 20*z^4))/ (y*z^3*(-1 + y + z)^2) + (140*y^3 - 400*y^4 + 380*y^5 - 120*y^6 + 230*y^2*z - 1034*y^3*z + 1618*y^4*z - 1054*y^5*z + 240*y^6*z + 51*y*z^2 - 382*y^2*z^2 + 1192*y^3*z^2 - 1562*y^4*z^2 + 821*y^5*z^2 - 120*y^6*z^2 - 60*z^3 - 9*y*z^3 - 406*y^2*z^3 + 668*y^3*z^3 - 118*y^4*z^3 - 75*y^5*z^3 + 180*z^4 - 147*y*z^4 + 1068*y^2*z^4 - 1203*y^3*z^4 + 318*y^4*z^4 - 180*z^5 + 117*y*z^5 - 678*y^2*z^5 + 309*y^3*z^5 + 60*z^6 - 12*y*z^6 + 168*y^2*z^6)/ (24*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2))*G[1, 1, 1, 0, z] + (19*Pi^2*G[1, 1, 1, 1, y])/(12*y*z) + (7*Pi^2*G[1, 1, 1, 1, z])/ (3*y*z) - (2*Pi^2*G[1, 1, 1, 1 - y, z])/(3*y*z) - (Pi^2*G[1, 1, 1 - y, 0, z])/(2*y*z) - (2*Pi^2*G[1, 1, 1 - y, 1, z])/ (3*y*z) + (Pi^2*G[1, 1, 1 - y, 1 - y, z])/(3*y*z) + (9*Pi^2*G[1, 1 - y, 0, 0, z])/(4*y*z) - (Pi^2*G[1, 1 - y, 0, 1, z])/ (12*y*z) - (25*Pi^2*G[1, 1 - y, 0, 1 - y, z])/(12*y*z) + ((55*Pi^2)/(12*y*z) - ((I/12)*Pi*(18*y^2 - 36*y*z + 36*y^2*z + 5*z^2 - 118*y*z^2 + 113*y^2*z^2 - 10*z^3 + 118*y*z^3 + 5*z^4))/ (y*z^3*(-1 + y + z)^2) + (-420*y^3 + 1200*y^4 - 1140*y^5 + 360*y^6 - 690*y^2*z + 3138*y^3*z - 4926*y^4*z + 3198*y^5*z - 720*y^6*z - 653*y*z^2 + 2588*y^2*z^2 - 4695*y^3*z^2 + 4418*y^4*z^2 - 1838*y^5*z^2 + 180*y^6*z^2 + 180*z^3 + 1581*y*z^3 - 3584*y^2*z^3 + 2799*y^3*z^3 - 1116*y^4*z^3 + 140*y^5*z^3 - 540*z^4 - 1167*y*z^4 + 1318*y^2*z^4 - 503*y^3*z^4 + 244*y^4*z^4 + 540*z^5 + 203*y*z^5 + 872*y^2*z^5 - 319*y^3*z^5 - 180*z^6 + 36*y*z^6 - 504*y^2*z^6)/ (72*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2))* G[1, 1 - y, 1, 0, z] - (7*Pi^2*G[1, 1 - y, 1, 1, z])/(6*y*z) + (3*Pi^2*G[1, 1 - y, 1, 1 - y, z])/(4*y*z) - (2*Pi^2*G[1, 1 - y, 1 - y, 0, z])/(y*z) + (Pi^2*G[1, 1 - y, 1 - y, 1, z])/(6*y*z) + (5*Pi^2*G[1, 1 - y, 1 - y, 1 - y, z])/(3*y*z) + (Pi^2*G[1, 1 - y, -y, 1 - y, z])/(2*y*z) + (Pi^2*G[1 - y, 0, 0, 0, z])/ (3*y*z) - (2*Pi^2*G[1 - y, 0, 0, 1, z])/(3*y*z) + (29*Pi^2*G[1 - y, 0, 0, 1 - y, z])/(12*y*z) + ((-161*Pi^2)/(12*y*z) - ((I/12)*Pi*(180*y^2 - 720*y^3 + 1080*y^4 - 720*y^5 + 180*y^6 - 36*y*z - 216*y^2*z + 864*y^3*z - 936*y^4*z + 324*y^5*z + 445*z^2 - 1312*y*z^2 + 1545*y^2*z^2 - 934*y^3*z^2 + 256*y^4*z^2 - 818*z^3 + 1914*y*z^3 - 1464*y^2*z^3 + 368*y^3*z^3 + 391*z^4 - 602*y*z^4 + 256*y^2*z^4))/((-1 + y)^2*y*z^3* (-1 + y + z)^2) + (1524*y^5 - 6114*y^6 + 9198*y^7 - 6150*y^8 + 1542*y^9 + 1692*y^4*z - 9450*y^5*z + 19578*y^6*z - 18936*y^7*z + 8478*y^8*z - 1362*y^9*z + 3362*y^3*z^2 - 13820*y^4*z^2 + 22203*y^5*z^2 - 18902*y^6*z^2 + 9665*y^7*z^2 - 2508*y^8*z^2 + 6835*y^2*z^3 - 33166*y^3*z^3 + 56030*y^4*z^3 - 37375*y^5*z^3 + 7477*y^6*z^3 + 199*y^7*z^3 + 3227*y*z^4 - 31355*y^2*z^4 + 83863*y^3*z^4 - 87390*y^4*z^4 + 32602*y^5*z^4 - 1679*y^6*z^4 + 180*z^5 - 9807*y*z^5 + 48563*y^2*z^5 - 82927*y^3*z^5 + 54203*y^4*z^5 - 10296*y^5*z^5 - 540*z^6 + 10041*y*z^6 - 30707*y^2*z^6 + 33481*y^3*z^6 - 10895*y^4*z^6 + 540*z^7 - 3497*y*z^7 + 7168*y^2*z^7 - 4127*y^3*z^7 - 180*z^8 + 36*y*z^8 - 504*y^2*z^8)/(72*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2* (y + z)^2))*G[1 - y, 0, 1, 0, z] + (11*Pi^2*G[1 - y, 0, 1, 1, z])/ (12*y*z) - (7*Pi^2*G[1 - y, 0, 1, 1 - y, z])/(6*y*z) + (5*Pi^2*G[1 - y, 0, 1 - y, 0, z])/(4*y*z) + (Pi^2*G[1 - y, 0, 1 - y, 1, z])/(6*y*z) - (13*Pi^2*G[1 - y, 0, 1 - y, 1 - y, z])/(6*y*z) + (11*Pi^2*G[1 - y, 0, -y, 1 - y, z])/(6*y*z) + ((-79*Pi^2)/(6*y*z) - ((I/12)*Pi*(505 - 1660*y + 2040*y^2 - 1120*y^3 + 235*y^4 - 1010*z + 2580*y*z - 2202*y^2*z + 632*y^3*z + 505*z^2 - 866*y*z^2 + 397*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (-1170*y^4 + 6030*y^5 - 11070*y^6 + 8730*y^7 - 2520*y^8 + 2659*y^3*z - 3556*y^4*z - 10185*y^5*z + 22922*y^6*z - 14360*y^7*z + 2520*y^8*z + 7766*y^2*z^2 - 35807*y^3*z^2 + 52027*y^4*z^2 - 19499*y^5*z^2 - 10657*y^6*z^2 + 6170*y^7*z^2 + 3523*y*z^3 - 36232*y^2*z^3 + 97982*y^3*z^3 - 102171*y^4*z^3 + 37295*y^5*z^3 - 1195*y^6*z^3 + 180*z^4 - 11145*y*z^4 + 57463*y^2*z^4 - 101078*y^3*z^4 + 69151*y^4*z^4 - 14721*y^5*z^4 - 540*z^5 + 11757*y*z^5 - 37183*y^2*z^5 + 41693*y^3*z^5 - 14281*y^4*z^5 + 540*z^6 - 4171*y*z^6 + 8690*y^2*z^6 - 4909*y^3*z^6 - 180*z^7 + 36*y*z^7 - 504*y^2*z^7)/(72*(-1 + y)^2*y^2*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2))*G[1 - y, 1, 0, 0, z] + (19*Pi^2*G[1 - y, 1, 0, 1, z])/ (12*y*z) - (3*Pi^2*G[1 - y, 1, 0, 1 - y, z])/(2*y*z) + ((((-50*I)/3)*Pi)/(y*z) - (91*Pi^2)/(12*y*z) + (-126*y^4 + 342*y^5 - 306*y^6 + 90*y^7 + 1723*y^3*z - 8452*y^4*z + 14538*y^5*z - 10612*y^6*z + 2803*y^7*z + 3482*y^2*z^2 - 22163*y^3*z^2 + 50968*y^4*z^2 - 51128*y^5*z^2 + 21626*y^6*z^2 - 2785*y^7*z^2 + 1417*y*z^3 - 17080*y^2*z^3 + 59387*y^3*z^3 - 85158*y^4*z^3 + 51356*y^5*z^3 - 10708*y^6*z^3 + 180*z^4 - 4647*y*z^4 + 27406*y^2*z^4 - 60689*y^3*z^4 + 52936*y^4*z^4 - 15324*y^5*z^4 - 540*z^5 + 5079*y*z^5 - 18058*y^2*z^5 + 25121*y^3*z^5 - 10168*y^4*z^5 + 540*z^6 - 1885*y*z^6 + 4754*y^2*z^6 - 3271*y^3*z^6 - 180*z^7 + 36*y*z^7 - 504*y^2*z^7)/ (72*(-1 + y)^2*y^2*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 1, 1, 0, z] - (17*Pi^2*G[1 - y, 1, 1, 1, z])/(6*y*z) + (Pi^2*G[1 - y, 1, 1, 1 - y, z])/(6*y*z) - (11*Pi^2*G[1 - y, 1, 1 - y, 0, z])/(6*y*z) - (Pi^2*G[1 - y, 1, 1 - y, 1, z])/(3*y*z) + (5*Pi^2*G[1 - y, 1, 1 - y, 1 - y, z])/(3*y*z) + (Pi^2*G[1 - y, 1 - y, 0, 0, z])/(12*y*z) + (Pi^2*G[1 - y, 1 - y, 0, 1, z])/(2*y*z) - (2*Pi^2*G[1 - y, 1 - y, 0, 1 - y, z])/(3*y*z) + ((14*Pi^2)/(3*y*z) + ((I/12)*Pi*(180*y^2 - 720*y^3 + 1080*y^4 - 720*y^5 + 180*y^6 - 36*y*z - 216*y^2*z + 864*y^3*z - 936*y^4*z + 324*y^5*z + 239*z^2 - 524*y*z^2 + 408*y^2*z^2 - 200*y^3*z^2 + 77*y^4*z^2 - 478*z^3 + 768*y*z^3 - 246*y^2*z^3 - 44*y^3*z^3 + 239*z^4 - 190*y*z^4 + 23*y^2*z^4))/((-1 + y)^2*y*z^3* (-1 + y + z)^2) + (-1524*y^5 + 6114*y^6 - 9198*y^7 + 6150*y^8 - 1542*y^9 - 2178*y^4*z + 11628*y^5*z - 23196*y^6*z + 21582*y^7*z - 9198*y^8*z + 1362*y^9*z - 1892*y^3*z^2 + 9446*y^4*z^2 - 19059*y^5*z^2 + 20576*y^6*z^2 - 12299*y^7*z^2 + 3228*y^8*z^2 - 3112*y^2*z^3 + 13672*y^3*z^3 - 19151*y^4*z^3 + 7825*y^5*z^3 + 923*y^6*z^3 - 157*y^7*z^3 - 1856*y*z^4 + 15110*y^2*z^4 - 32515*y^3*z^4 + 21183*y^4*z^4 + 3245*y^5*z^4 - 4777*y^6*z^4 - 180*z^5 + 6108*y*z^5 - 24371*y^2*z^5 + 32113*y^3*z^5 - 12497*y^4*z^5 - 1431*y^5*z^5 + 540*z^6 - 6684*y*z^6 + 16097*y^2*z^6 - 14368*y^3*z^6 + 3377*y^4*z^6 - 540*z^7 + 2468*y*z^7 - 4228*y^2*z^7 + 2558*y^3*z^7 + 180*z^8 - 36*y*z^8 + 504*y^2*z^8)/(72*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2* (y + z)^2))*G[1 - y, 1 - y, 1, 0, z] + (Pi^2*G[1 - y, 1 - y, 1, 1, z])/(6*y*z) + (Pi^2*G[1 - y, 1 - y, 1, 1 - y, z])/(6*y*z) - (Pi^2*G[1 - y, 1 - y, 1 - y, 0, z])/(6*y*z) - (Pi^2*G[1 - y, 1 - y, 1 - y, 1, z])/(3*y*z) + (Pi^2*G[1 - y, 1 - y, 1 - y, 1 - y, z])/(6*y*z) - (2*Pi^2*G[1 - y, 1 - y, -y, 1 - y, z])/(3*y*z) + (Pi^2*G[1 - y, -y, 0, 1, z])/(y*z) + (11*Pi^2*G[1 - y, -y, 0, 1 - y, z])/ (6*y*z) + (5*Pi^2*G[1 - y, -y, 1 - y, 0, z])/(6*y*z) + (Pi^2*G[1 - y, -y, 1 - y, 1, z])/(y*z) - (2*Pi^2*G[1 - y, -y, 1 - y, 1 - y, z])/(3*y*z) - (10*Pi^2*G[1 - y, -y, -y, 1 - y, z])/(3*y*z) + (Pi^2*G[-y, 0, 0, 1, z])/(3*y*z) + (8*Pi^2*G[-y, 0, 0, 1 - y, z])/ (3*y*z) + ((9*Pi^2)/(y*z) + ((I/6)*Pi*(81*y^2 - 180*y^3 + 90*y^4 - 162*y^2*z + 162*y^3*z + 19*z^2 - 92*y*z^2 + 127*y^2*z^2 - 110*z^3 + 128*y*z^3 + 73*z^4))/(y*z^3*(-1 + y + z)^2) + (-1944*y^5 + 7314*y^6 - 10338*y^7 + 6510*y^8 - 1542*y^9 - 3132*y^4*z + 16446*y^5*z - 31770*y^6*z + 28092*y^7*z - 10998*y^8*z + 1362*y^9*z - 3865*y^3*z^2 + 19972*y^4*z^2 - 43128*y^5*z^2 + 46108*y^6*z^2 - 23395*y^7*z^2 + 4308*y^8*z^2 - 4400*y^2*z^3 + 23513*y^3*z^3 - 49984*y^4*z^3 + 53894*y^5*z^3 - 29024*y^6*z^3 + 6001*y^7*z^3 - 697*y*z^4 + 13966*y^2*z^4 - 43523*y^3*z^4 + 57072*y^4*z^4 - 35198*y^5*z^4 + 7732*y^6*z^4 - 162*z^5 + 3003*y*z^5 - 17572*y^2*z^5 + 35237*y^3*z^5 - 31552*y^4*z^5 + 9750*y^5*z^5 + 522*z^6 - 4065*y*z^6 + 10336*y^2*z^6 - 14237*y^3*z^6 + 7444*y^4*z^6 - 540*z^7 + 1795*y*z^7 - 2834*y^2*z^7 + 2875*y^3*z^7 + 180*z^8 - 36*y*z^8 + 504*y^2*z^8)/(72*(-1 + y)^2*y^2*(-1 + z)*z^3* (-1 + y + z)^2*(y + z)^2))*G[-y, 0, 1, 0, z] + (2*Pi^2*G[-y, 0, 1, 1, z])/(3*y*z) + (Pi^2*G[-y, 0, 1, 1 - y, z])/ (6*y*z) + (7*Pi^2*G[-y, 0, 1 - y, 0, z])/(6*y*z) + (2*Pi^2*G[-y, 0, 1 - y, 1, z])/(3*y*z) - (5*Pi^2*G[-y, 0, 1 - y, 1 - y, z])/(6*y*z) - (11*Pi^2*G[-y, 0, -y, 1 - y, z])/(3*y*z) + (Pi^2*G[-y, 1 - y, 0, 0, z])/ (y*z) + (2*Pi^2*G[-y, 1 - y, 0, 1, z])/(3*y*z) - (Pi^2*G[-y, 1 - y, 0, 1 - y, z])/(y*z) + ((9*Pi^2)/(y*z) + ((I/6)*Pi*(81*y^2 - 180*y^3 + 90*y^4 - 162*y^2*z + 162*y^3*z + 19*z^2 - 92*y*z^2 + 127*y^2*z^2 - 110*z^3 + 128*y*z^3 + 73*z^4))/(y*z^3*(-1 + y + z)^2) + (-1944*y^5 + 7314*y^6 - 10338*y^7 + 6510*y^8 - 1542*y^9 - 3132*y^4*z + 16446*y^5*z - 31770*y^6*z + 28092*y^7*z - 10998*y^8*z + 1362*y^9*z - 3865*y^3*z^2 + 19972*y^4*z^2 - 43128*y^5*z^2 + 46108*y^6*z^2 - 23395*y^7*z^2 + 4308*y^8*z^2 - 4400*y^2*z^3 + 23513*y^3*z^3 - 49984*y^4*z^3 + 53894*y^5*z^3 - 29024*y^6*z^3 + 6001*y^7*z^3 - 697*y*z^4 + 13966*y^2*z^4 - 43523*y^3*z^4 + 57072*y^4*z^4 - 35198*y^5*z^4 + 7732*y^6*z^4 - 162*z^5 + 3003*y*z^5 - 17572*y^2*z^5 + 35237*y^3*z^5 - 31552*y^4*z^5 + 9750*y^5*z^5 + 522*z^6 - 4065*y*z^6 + 10336*y^2*z^6 - 14237*y^3*z^6 + 7444*y^4*z^6 - 540*z^7 + 1795*y*z^7 - 2834*y^2*z^7 + 2875*y^3*z^7 + 180*z^8 - 36*y*z^8 + 504*y^2*z^8)/(72*(-1 + y)^2*y^2*(-1 + z)*z^3* (-1 + y + z)^2*(y + z)^2))*G[-y, 1 - y, 1, 0, z] + (2*Pi^2*G[-y, 1 - y, 1, 1, z])/(3*y*z) + (Pi^2*G[-y, 1 - y, 1, 1 - y, z])/(6*y*z) - (Pi^2*G[-y, 1 - y, 1 - y, 0, z])/(2*y*z) - (Pi^2*G[-y, 1 - y, 1 - y, 1, z])/(3*y*z) + (Pi^2*G[-y, 1 - y, 1 - y, 1 - y, z])/(3*y*z) - (Pi^2*G[-y, 1 - y, -y, 1 - y, z])/(y*z) - (2*Pi^2*G[-y, -y, 0, 1, z])/ (y*z) - (11*Pi^2*G[-y, -y, 0, 1 - y, z])/(3*y*z) - (5*Pi^2*G[-y, -y, 1 - y, 0, z])/(3*y*z) - (2*Pi^2*G[-y, -y, 1 - y, 1, z])/(y*z) + (4*Pi^2*G[-y, -y, 1 - y, 1 - y, z])/(3*y*z) + (20*Pi^2*G[-y, -y, -y, 1 - y, z])/(3*y*z) + ((((-171*I)/2)*Pi)/(y*z) + (430 + 784*y - 803*y^2)/(12*(-1 + y)^2*y*z))* G[0, 0, 0, 0, 0, y] + (215/(6*y*z) - (((171*I)/2)*Pi)/(y*z))* G[0, 0, 0, 0, 0, z] + (((75*I)*Pi)/(y*z) + (-320 + 648*y + 1152*y^2 - 4580*y^3 + 5010*y^4 - 2040*y^5 - 68*y^6 + 228*y^7 - 30*y^8 + 1208*z - 2393*y*z - 3128*y^2*z + 12858*y^3*z - 13564*y^4*z + 5783*y^5*z - 656*y^6*z - 108*y^7*z - 1722*z^2 + 3132*y*z^2 + 3130*y^2*z^2 - 12496*y^3*z^2 + 11769*y^4*z^2 - 4438*y^5*z^2 + 544*y^6*z^2 + 1100*z^3 - 1569*y*z^3 - 1592*y^2*z^3 + 4846*y^3*z^3 - 3438*y^4*z^3 + 815*y^5*z^3 - 266*z^4 + 74*y*z^4 + 546*y^2*z^4 - 628*y^3*z^4 + 193*y^4*z^4 + 108*y*z^5 - 108*y^2*z^5)/ (12*(-1 + y)^4*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 0, 0, 1, 0, y] + (((66*I)*Pi)/(y*z) + (-296 - 16*y + 1524*y^2 - 1816*y^3 + 604*y^4 + 740*z + 797*y*z - 5016*y^2*z + 4795*y^3*z - 1316*y^4*z - 555*z^2 - 1794*y*z^2 + 5425*y^2*z^2 - 3818*y^3*z^2 + 685*y^4*z^2 + 74*z^3 + 1315*y*z^3 - 2168*y^2*z^3 + 893*y^3*z^3 + 37*z^4 - 302*y*z^4 + 208*y^2*z^4)/(12*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[0, 0, 0, 1, 0, z] + ((((177*I)/2)*Pi)/(y*z) + (-115 + 198*y + 642*y^2 - 2284*y^3 + 2791*y^4 - 1654*y^5 + 488*y^6 - 76*y^7 + 10*y^8 + 500*z - 979*y*z - 1504*y^2*z + 5974*y^3*z - 6668*y^4*z + 3353*y^5*z - 712*y^6*z + 36*y^7*z - 800*z^2 + 1636*y*z^2 + 1062*y^2*z^2 - 5316*y^3*z^2 + 5220*y^4*z^2 - 2080*y^5*z^2 + 284*y^6*z^2 + 560*z^3 - 1127*y*z^3 - 180*y^2*z^3 + 1810*y^3*z^3 - 1416*y^4*z^3 + 341*y^5*z^3 - 145*z^4 + 272*y*z^4 - 20*y^2*z^4 - 184*y^3*z^4 + 83*y^4*z^4)/(4*(-1 + y)^4*y*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 0, 1, 0, 0, y] + ((((141*I)/2)*Pi)/(y*z) + (307 - 419*y - 1115*y^2 + 2789*y^3 - 2092*y^4 + 530*y^5 - 868*z + 909*y*z + 3361*y^2*z - 7013*y^3*z + 4647*y^4*z - 1036*y^5*z + 852*z^2 - 348*y*z^2 - 3716*y^2*z^2 + 5820*y^3*z^2 - 3120*y^4*z^2 + 512*y^5*z^2 - 328*z^3 - 451*y*z^3 + 1737*y^2*z^3 - 1613*y^3*z^3 + 547*y^4*z^3 + 37*z^4 + 417*y*z^4 - 273*y^2*z^4 + 35*y^3*z^4 - 108*y*z^5)/(12*(-1 + y)^3*y*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 0, 1, 0, 0, z] + ((((-111*I)/2)*Pi)/(y*z) + (94 + 324*y - 2808*y^2 + 6112*y^3 - 6138*y^4 + 2988*y^5 - 572*y^6 - 500*z + 997*y*z + 790*y^2*z - 3304*y^3*z + 2774*y^4*z - 757*y^5*z + 328*z^2 - 832*y*z^2 + 477*y^2*z^2 + 194*y^3*z^2 - 185*y^4*z^2 + 108*y*z^3 - 108*y^2*z^3)/ (12*(-1 + y)^4*y*z*(-1 + y + z)^2))*G[0, 0, 1, 1, 0, y] + (((-24*I)*Pi)/(y*z) + (142 - 866*y + 2005*y^2 - 2239*y^3 + 1217*y^4 - 259*y^5 - 580*z + 3021*y*z - 6119*y^2*z + 6001*y^3*z - 2829*y^4*z + 506*y^5*z + 885*z^2 - 3843*y*z^2 + 6685*y^2*z^2 - 5535*y^3*z^2 + 2058*y^4*z^2 - 250*y^5*z^2 - 598*z^3 + 2027*y*z^3 - 2997*y^2*z^3 + 1951*y^3*z^3 - 437*y^4*z^3 + 151*z^4 - 285*y*z^4 + 429*y^2*z^4 - 187*y^3*z^4 - 54*y*z^5)/(6*(-1 + y)^3*y*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 0, 1, 1, 0, z] + ((((-87*I)/2)*Pi)/(y*z) + (440 - 1016*y + 594*y^2 + 100*y^3 - 118*y^4 - 880*z + 1587*y*z - 732*y^2*z + 25*y^3*z + 440*z^2 - 484*y*z^2 + 143*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[0, 0, 1 - y, 1, 0, z] + ((((129*I)/2)*Pi)/(y*z) + (-325 + 354*y + 2706*y^2 - 7864*y^3 + 8691*y^4 - 4434*y^5 + 872*y^6 + 650*z - 649*y*z - 3418*y^2*z + 7432*y^3*z - 5372*y^4*z + 1357*y^5*z - 325*z^2 + 166*y*z^2 + 1209*y^2*z^2 - 1454*y^3*z^2 + 485*y^4*z^2)/(12*(-1 + y)^4*y*z*(-1 + y + z)^2))* G[0, 1, 0, 0, 0, y] + ((((129*I)/2)*Pi)/(y*z) + (-325 + 376*y + 591*y^2 - 1010*y^3 + 368*y^4 + 1096*z - 1463*y*z - 942*y^2*z + 1937*y^3*z - 628*y^4*z - 1389*z^2 + 1992*y*z^2 + 254*y^2*z^2 - 1168*y^3*z^2 + 287*y^4*z^2 + 790*z^3 - 1153*y*z^3 + 224*y^2*z^3 + 187*y^3*z^3 - 172*z^4 + 248*y*z^4 - 100*y^2*z^4)/ (12*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2))*G[0, 1, 0, 0, 0, z] + ((((-93*I)/2)*Pi)/(y*z) + (277 - 570*y - 1032*y^2 + 4288*y^3 - 5127*y^4 + 2706*y^5 - 542*y^6 - 638*z + 1435*y*z + 226*y^2*z - 2860*y^3*z + 2516*y^4*z - 679*y^5*z + 340*z^2 - 496*y*z^2 - 183*y^2*z^2 + 458*y^3*z^2 - 137*y^4*z^2 - 108*y*z^3 + 108*y^2*z^3)/ (12*(-1 + y)^4*y*z*(-1 + y + z)^2))*G[0, 1, 0, 1, 0, y] + ((((-45*I)/2)*Pi)/(y*z) + (3*y^2 - 9*y^3 + 9*y^4 - 3*y^5 - 6*y*z + 18*y^2*z - 18*y^3*z + 6*y^4*z + 149*z^2 - 1111*y*z^2 + 2867*y^2*z^2 - 3425*y^3*z^2 + 1948*y^4*z^2 - 428*y^5*z^2 - 656*z^3 + 3882*y*z^3 - 8632*y^2*z^3 + 9086*y^3*z^3 - 4524*y^4*z^3 + 844*y^5*z^3 + 1059*z^4 - 4845*y*z^4 + 9113*y^2*z^4 - 8145*y^3*z^4 + 3237*y^4*z^4 - 419*y^5*z^4 - 746*z^5 + 2398*y*z^5 - 3834*y^2*z^5 + 2732*y^3*z^5 - 658*y^4*z^5 + 194*z^6 - 210*y*z^6 + 471*y^2*z^6 - 239*y^3*z^6 - 108*y*z^7)/(12*(-1 + y)^3*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[0, 1, 0, 1, 0, z] + (((-54*I)*Pi)/(y*z) + (40 + 152*y - 1262*y^2 + 2728*y^3 - 2732*y^4 + 1328*y^5 - 254*y^6 - 112*z - 13*y*z + 1058*y^2*z - 1992*y^3*z + 1414*y^4*z - 355*y^5*z + 64*z^2 - 40*y*z^2 - 207*y^2*z^2 + 290*y^3*z^2 - 101*y^4*z^2)/(4*(-1 + y)^4*y*z*(-1 + y + z)^2))* G[0, 1, 1, 0, 0, y] + (((-33*I)*Pi)/(y*z) + (302 - 1906*y + 4505*y^2 - 5099*y^3 + 2797*y^4 - 599*y^5 - 1232*z + 6627*y*z - 13783*y^2*z + 13835*y^3*z - 6669*y^4*z + 1222*y^5*z + 1878*z^2 - 8340*y*z^2 + 14855*y^2*z^2 - 12621*y^3*z^2 + 4845*y^4*z^2 - 617*y^5*z^2 - 1268*z^3 + 4327*y*z^3 - 6453*y^2*z^3 + 4277*y^3*z^3 - 991*y^4*z^3 + 320*z^4 - 600*y*z^4 + 870*y^2*z^4 - 374*y^3*z^4 - 108*y*z^5)/(12*(-1 + y)^3*y*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 1, 1, 0, 0, z] + ((((57*I)/2)*Pi)/(y*z) + (25 + 451*y - 1910*y^2 + 2774*y^3 - 1747*y^4 + 407*y^5 - 326*z + 155*y*z + 1167*y^2*z - 1495*y^3*z + 499*y^4*z + 232*z^2 - 48*y*z^2 - 276*y^2*z^2 + 92*y^3*z^2 - 108*y*z^3)/ (12*(-1 + y)^3*y*z*(-1 + y + z)^2))*G[0, 1, 1, 1, 0, y] + (((6*I)*Pi)/(y*z) + (-3*y^2 + 9*y^3 - 9*y^4 + 3*y^5 + 6*y*z - 24*y^2*z + 36*y^3*z - 24*y^4*z + 6*y^5*z - 91*z^2 + 509*y*z^2 - 1117*y^2*z^2 + 1207*y^3*z^2 - 644*y^4*z^2 + 136*y^5*z^2 + 230*z^3 - 1091*y*z^3 + 1773*y^2*z^3 - 1193*y^3*z^3 + 281*y^4*z^3 - 127*z^4 + 621*y*z^4 - 639*y^2*z^4 + 145*y^3*z^4 - 108*y*z^5)/(12*(-1 + y)^3*y*z^3* (-1 + y + z)^2))*G[0, 1, 1, 1, 0, z] + ((((21*I)/2)*Pi)/(y*z) + (3*y^2 - 9*y^3 + 9*y^4 - 3*y^5 - 6*y*z + 24*y^2*z - 36*y^3*z + 24*y^4*z - 6*y^5*z - 34*z^2 + 320*y*z^2 - 898*y^2*z^2 + 1114*y^3*z^2 - 644*y^4*z^2 + 142*y^5*z^2 + 56*z^3 - 242*y*z^3 + 492*y^2*z^3 - 482*y^3*z^3 + 176*y^4*z^3 - 25*z^4 - 129*y*z^4 + 120*y^2*z^4 + 34*y^3*z^4 + 108*y*z^5)/ (12*(-1 + y)^3*y*z^3*(-1 + y + z)^2))*G[0, 1, 1 - y, 1, 0, z] + (((-39*I)*Pi)/(y*z) + (10*y^2 - 50*y^3 + 100*y^4 - 100*y^5 + 50*y^6 - 10*y^7 - 2*y*z - 30*y^2*z + 160*y^3*z - 300*y^4*z + 270*y^5*z - 118*y^6*z + 20*y^7*z - 158*z^2 + 562*y*z^2 - 641*y^2*z^2 + 39*y^3*z^2 + 499*y^4*z^2 - 433*y^5*z^2 + 152*y^6*z^2 - 20*y^7*z^2 + 600*z^3 - 1937*y*z^3 + 2165*y^2*z^3 - 739*y^3*z^3 - 323*y^4*z^3 + 288*y^5*z^3 - 54*y^6*z^3 - 860*z^4 + 2438*y*z^4 - 2513*y^2*z^4 + 1003*y^3*z^4 - 13*y^4*z^4 - 55*y^5*z^4 + 552*z^5 - 1267*y*z^5 + 1185*y^2*z^5 - 481*y^3*z^5 + 47*y^4*z^5 - 134*z^6 + 170*y*z^6 - 176*y^2*z^6 + 68*y^3*z^6 + 36*y*z^7)/(4*(-1 + y)^3*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[0, 1 - y, 0, 1, 0, z] + (((-39*I)*Pi)/(y*z) + (-460 + 1760*y - 2575*y^2 + 1765*y^3 - 545*y^4 + 55*y^5 + 944*z - 2912*y*z + 3318*y^2*z - 1676*y^3*z + 326*y^4*z - 478*z^2 + 942*y*z^2 - 735*y^2*z^2 + 271*y^3*z^2 + 108*y*z^3)/ (12*(-1 + y)^3*y*z*(-1 + y + z)^2))*G[0, 1 - y, 1, 0, 0, z] + (((-9*I)*Pi)/(y*z) + (-161 + 925*y - 2060*y^2 + 2240*y^3 - 1195*y^4 + 251*y^5 + 370*z - 1480*y*z + 2316*y^2*z - 1672*y^3*z + 466*y^4*z - 197*z^2 + 399*y*z^2 - 417*y^2*z^2 + 215*y^3*z^2 + 108*y*z^3)/ (12*(-1 + y)^3*y*z*(-1 + y + z)^2))*G[0, 1 - y, 1, 1, 0, z] + (((21*I)*Pi)/(y*z) + (-15*y^2 + 75*y^3 - 150*y^4 + 150*y^5 - 75*y^6 + 15*y^7 + 3*y*z + 45*y^2*z - 240*y^3*z + 450*y^4*z - 405*y^5*z + 177*y^6*z - 30*y^7*z + 125*z^2 - 313*y*z^2 - 46*y^2*z^2 + 904*y^3*z^2 - 1211*y^4*z^2 + 739*y^5*z^2 - 228*y^6*z^2 + 30*y^7*z^2 - 464*z^3 + 1002*y*z^3 + 20*y^2*z^3 - 1639*y^3*z^3 + 1611*y^4*z^3 - 611*y^5*z^3 + 81*y^6*z^3 + 651*z^4 - 1119*y*z^4 - 73*y^2*z^4 + 1215*y^3*z^4 - 846*y^4*z^4 + 172*y^5*z^4 - 410*z^5 + 415*y*z^5 + 135*y^2*z^5 - 325*y^3*z^5 + 131*y^4*z^5 + 98*z^6 + 66*y*z^6 - 66*y^2*z^6 + 10*y^3*z^6 - 54*y*z^7)/ (6*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[0, 1 - y, 1 - y, 1, 0, z] + (((15*I)*Pi)/(y*z) + (-9*y^2 + 47*y^3 - 97*y^4 + 99*y^5 - 50*y^6 + 10*y^7 + 36*y^2*z - 166*y^3*z + 302*y^4*z - 270*y^5*z + 118*y^6*z - 20*y^7*z + 10*z^2 - 84*y*z^2 + 145*y^2*z^2 + 61*y^3*z^2 - 383*y^4*z^2 + 383*y^5*z^2 - 152*y^6*z^2 + 20*y^7*z^2 - 112*z^3 + 546*y*z^3 - 920*y^2*z^3 + 574*y^3*z^3 + 42*y^4*z^3 - 184*y^5*z^3 + 54*y^6*z^3 + 258*z^4 - 1080*y*z^4 + 1528*y^2*z^4 - 912*y^3*z^4 + 204*y^4*z^4 + 2*y^5*z^4 - 220*z^5 + 894*y*z^5 - 1002*y^2*z^5 + 442*y^3*z^5 - 78*y^4*z^5 + 64*z^6 - 312*y*z^6 + 222*y^2*z^6 - 46*y^3*z^6 + 36*y*z^7)/ (4*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[0, -y, 0, 1, 0, z] + (((15*I)*Pi)/(y*z) + (-9*y^2 + 47*y^3 - 97*y^4 + 99*y^5 - 50*y^6 + 10*y^7 + 36*y^2*z - 166*y^3*z + 302*y^4*z - 270*y^5*z + 118*y^6*z - 20*y^7*z + 10*z^2 - 84*y*z^2 + 145*y^2*z^2 + 61*y^3*z^2 - 383*y^4*z^2 + 383*y^5*z^2 - 152*y^6*z^2 + 20*y^7*z^2 - 112*z^3 + 546*y*z^3 - 920*y^2*z^3 + 574*y^3*z^3 + 42*y^4*z^3 - 184*y^5*z^3 + 54*y^6*z^3 + 258*z^4 - 1080*y*z^4 + 1528*y^2*z^4 - 912*y^3*z^4 + 204*y^4*z^4 + 2*y^5*z^4 - 220*z^5 + 894*y*z^5 - 1002*y^2*z^5 + 442*y^3*z^5 - 78*y^4*z^5 + 64*z^6 - 312*y*z^6 + 222*y^2*z^6 - 46*y^3*z^6 + 36*y*z^7)/ (4*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[0, -y, 1 - y, 1, 0, z] + (((72*I)*Pi)/(y*z) + (-395 + 236*y + 1326*y^2 - 1780*y^3 + 613*y^4 + 790*z - 402*y*z - 1182*y^2*z + 794*y^3*z - 395*z^2 + 22*y*z^2 + 181*y^2*z^2)/ (12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 0, 0, 0, 0, y] + (((72*I)*Pi)/(y*z) + (-395 + 214*y + 37*y^2 + 790*z - 358*y*z - 395*z^2)/ (12*y*z*(-1 + y + z)^2))*G[1, 0, 0, 0, 0, z] + ((((-105*I)/2)*Pi)/(y*z) + (200 - 456*y - 444*y^2 + 2228*y^3 - 2322*y^4 + 648*y^5 + 344*y^6 - 228*y^7 + 30*y^8 - 968*z + 2681*y*z - 670*y^2*z - 4920*y^3*z + 6238*y^4*z - 2573*y^5*z + 104*y^6*z + 108*y^7*z + 1662*z^2 - 5046*y*z^2 + 3791*y^2*z^2 + 2734*y^3*z^2 - 5031*y^4*z^2 + 2194*y^5*z^2 - 268*y^6*z^2 - 1220*z^3 + 3981*y*z^3 - 3904*y^2*z^3 + 272*y^3*z^3 + 1188*y^4*z^3 - 389*y^5*z^3 + 326*z^4 - 1268*y*z^4 + 1335*y^2*z^4 - 314*y^3*z^4 - 43*y^4*z^4 + 108*y*z^5 - 108*y^2*z^5)/(12*(-1 + y)^4*y*(-1 + z)^2*z*(-1 + y + z)^2))* G[1, 0, 0, 1, 0, y] + (((-30*I)*Pi)/(y*z) + (9*y^2 - 18*y*z - 107*z^2 + 400*y*z^2 - 233*y^2*z^2 + 440*z^3 - 1098*y*z^3 + 454*y^2*z^3 - 675*z^4 + 1056*y*z^4 - 224*y^2*z^4 + 458*z^5 - 340*y*z^5 - 116*z^6)/(6*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[1, 0, 0, 1, 0, z] + (((-69*I)*Pi)/(y*z) + (350 - 1020*y + 30*y^2 + 3188*y^3 - 4932*y^4 + 3348*y^5 - 1162*y^6 + 228*y^7 - 30*y^8 - 1496*z + 4475*y*z - 2086*y^2*z - 6744*y^3*z + 10690*y^4*z - 6263*y^5*z + 1532*y^6*z - 108*y^7*z + 2364*z^2 - 7014*y*z^2 + 5045*y^2*z^2 + 3718*y^3*z^2 - 7089*y^4*z^2 + 3490*y^5*z^2 - 550*y^6*z^2 - 1640*z^3 + 4683*y*z^3 - 3952*y^2*z^3 + 152*y^3*z^3 + 1284*y^4*z^3 - 455*y^5*z^3 + 422*z^4 - 1124*y*z^4 + 963*y^2*z^4 - 314*y^3*z^4 + 17*y^4*z^4)/(12*(-1 + y)^4*y*(-1 + z)^2* z*(-1 + y + z)^2))*G[1, 0, 1, 0, 0, y] + (((-36*I)*Pi)/(y*z) + (5*y^2 - 10*y*z - 78*z^2 + 334*y*z^2 - 204*y^2*z^2 + 304*z^3 - 879*y*z^3 + 372*y^2*z^3 - 446*z^4 + 804*y*z^4 - 177*y^2*z^4 + 292*z^5 - 249*y*z^5 - 72*z^6)/ (4*y*(-1 + z)^2*z^3*(-1 + y + z)^2))*G[1, 0, 1, 0, 0, z] + ((((69*I)/2)*Pi)/(y*z) + (98 - 46*y - 685*y^2 + 1351*y^3 - 953*y^4 + 235*y^5 - 460*z + 853*y*z - 99*y^2*z - 521*y^3*z + 227*y^4*z + 296*z^2 - 288*y*z^2 - 8*y^3*z^2 - 108*y*z^3)/(12*(-1 + y)^3*y*z* (-1 + y + z)^2))*G[1, 0, 1, 1, 0, y] + (((6*I)*Pi)/(y*z) + (-6*y^2 + 12*y*z - 12*y^2*z + 167*z^2 - 310*y*z^2 + 140*y^2*z^2 - 334*z^3 + 307*y*z^3 + 167*z^4)/ (12*y*z^3*(-1 + y + z)^2))*G[1, 0, 1, 1, 0, z] + ((((27*I)/2)*Pi)/(y*z) + (6*y^2 - 12*y*z + 12*y^2*z - 4*z^2 - 88*y*z^2 + 77*y^2*z^2 + 8*z^3 + 73*y*z^3 - 4*z^4)/(6*y*z^3*(-1 + y + z)^2))* G[1, 0, 1 - y, 1, 0, z] + ((((-105*I)/2)*Pi)/(y*z) + (137 + 580*y - 2280*y^2 + 2272*y^3 - 709*y^4 - 466*z - 486*y*z + 1974*y^2*z - 1022*y^3*z + 281*z^2 + 230*y*z^2 - 313*y^2*z^2)/ (12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 1, 0, 0, 0, y] + (((-27*I)*Pi)/(y*z) + (-362 + 1048*y - 605*y^2 + 724*z - 967*y*z - 362*z^2)/(12*y*z*(-1 + y + z)^2))*G[1, 1, 0, 0, 0, z] + ((((57*I)/2)*Pi)/(y*z) + (94 + 118*y - 1265*y^2 + 2147*y^3 - 1441*y^4 + 347*y^5 - 476*z + 563*y*z + 771*y^2*z - 1327*y^3*z + 469*y^4*z + 310*z^2 - 138*y*z^2 - 294*y^2*z^2 + 122*y^3*z^2 - 108*y*z^3)/ (12*(-1 + y)^3*y*z*(-1 + y + z)^2))*G[1, 1, 0, 1, 0, y] + ((3*y^2 - 6*y*z + 6*y^2*z + 39*z^2 - 52*y*z^2 + 24*y^2*z^2 - 78*z^3 + 63*y*z^3 + 39*z^4)*G[1, 1, 0, 1, 0, z])/(4*y*z^3*(-1 + y + z)^2) + (((36*I)*Pi)/(y*z) + (-35 - 556*y + 1704*y^2 - 1600*y^3 + 487*y^4 + 286*z + 318*y*z - 1254*y^2*z + 650*y^3*z - 197*z^2 - 86*y*z^2 + 163*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[1, 1, 1, 0, 0, y] + (((15*I)*Pi)/(y*z) + (-15*y^2 + 30*y*z - 30*y^2*z + 112*z^2 - 302*y*z^2 + 148*y^2*z^2 - 224*z^3 + 260*y*z^3 + 112*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[1, 1, 1, 0, 0, z] + (((-12*I)*Pi)/(y*z) + (20 + 148*y - 507*y^2 + 490*y^3 - 151*y^4 - 376*z + 378*y*z + 174*y^2*z - 176*y^3*z + 272*z^2 - 148*y*z^2 - 25*y^2*z^2)/ (12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 1, 1, 1, 0, y] + (((12*I)*Pi)/(y*z) + (-21*y^2 + 42*y*z - 42*y^2*z - 130*z^2 + 98*y*z^2 - 40*y^2*z^2 + 260*z^3 - 170*y*z^3 - 130*z^4)/ (12*y*z^3*(-1 + y + z)^2))*G[1, 1, 1, 1, 0, z] + (((-6*I)*Pi)/(y*z) + (5*y^2 - 10*y*z + 10*y^2*z - 24*z^2 + 66*y*z^2 - 30*y^2*z^2 + 48*z^3 - 54*y*z^3 - 24*z^4)/(4*y*z^3*(-1 + y + z)^2))* G[1, 1, 1 - y, 1, 0, z] + ((((27*I)/2)*Pi)/(y*z) + (6*y^2 - 12*y*z + 12*y^2*z - 4*z^2 - 88*y*z^2 + 77*y^2*z^2 + 8*z^3 + 73*y*z^3 - 4*z^4)/(6*y*z^3*(-1 + y + z)^2))* G[1, 1 - y, 0, 1, 0, z] + (((15*I)*Pi)/(y*z) + (15*y^2 - 30*y*z + 30*y^2*z - 8*z^2 - 194*y*z^2 + 172*y^2*z^2 + 16*z^3 + 164*y*z^3 - 8*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[1, 1 - y, 1, 0, 0, z] + (((-3*I)*Pi)/(y*z) + (15*y^2 - 30*y*z + 30*y^2*z - 74*z^2 + 154*y*z^2 - 56*y^2*z^2 + 148*z^3 - 130*y*z^3 - 74*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[1, 1 - y, 1, 1, 0, z] + (((-12*I)*Pi)/(y*z) + (-3*y^2 + 6*y*z - 6*y^2*z - 14*z^2 + 214*y*z^2 - 158*y^2*z^2 + 28*z^3 - 172*y*z^3 - 14*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[1, 1 - y, 1 - y, 1, 0, z] + ((((-69*I)/2)*Pi)/(y*z) + (270*y^2 - 1080*y^3 + 1620*y^4 - 1080*y^5 + 270*y^6 - 540*y^2*z + 1620*y^3*z - 1620*y^4*z + 540*y^5*z + 436*z^2 - 1264*y*z^2 + 1566*y^2*z^2 - 1084*y^3*z^2 + 346*y^4*z^2 - 776*z^3 + 1737*y*z^3 - 1248*y^2*z^3 + 287*y^3*z^3 + 364*z^4 - 524*y*z^4 + 211*y^2*z^4)/ (12*(-1 + y)^2*y*z^3*(-1 + y + z)^2))*G[1 - y, 0, 0, 1, 0, z] + (((-33*I)*Pi)/(y*z) + (-210*y^2 + 1050*y^3 - 2100*y^4 + 2100*y^5 - 1050*y^6 + 210*y^7 - 12*y*z + 480*y^2*z - 1800*y^3*z + 2640*y^4*z - 1740*y^5*z + 432*y^6*z - 476*z^2 + 2056*y*z^2 - 3761*y^2*z^2 + 3707*y^3*z^2 - 1975*y^4*z^2 + 449*y^5*z^2 + 856*z^3 - 2986*y*z^3 + 3972*y^2*z^3 - 2410*y^3*z^3 + 568*y^4*z^3 - 404*z^4 + 912*y*z^4 - 849*y^2*z^4 + 341*y^3*z^4 + 108*y*z^5)/(12*(-1 + y)^3*y*z^3* (-1 + y + z)^2))*G[1 - y, 0, 1, 0, 0, z] + (((-9*I)*Pi)/(y*z) + (30*y^2 - 150*y^3 + 300*y^4 - 300*y^5 + 150*y^6 - 30*y^7 + 48*y*z - 300*y^2*z + 720*y^3*z - 840*y^4*z + 480*y^5*z - 108*y^6*z - 157*z^2 + 809*y*z^2 - 1606*y^2*z^2 + 1534*y^3*z^2 - 701*y^4*z^2 + 121*y^5*z^2 + 314*z^3 - 1280*y*z^3 + 2028*y^2*z^3 - 1472*y^3*z^3 + 410*y^4*z^3 - 157*z^4 + 327*y*z^4 - 381*y^2*z^4 + 211*y^3*z^4 + 108*y*z^5)/(12*(-1 + y)^3*y*z^3*(-1 + y + z)^2))* G[1 - y, 0, 1, 1, 0, z] + (((12*I)*Pi)/(y*z) + (-240*y^2 + 960*y^3 - 1440*y^4 + 960*y^5 - 240*y^6 - 6*y*z + 504*y^2*z - 1476*y^3*z + 1464*y^4*z - 486*y^5*z - 221*z^2 + 452*y*z^2 - 381*y^2*z^2 + 290*y^3*z^2 - 140*y^4*z^2 + 442*z^3 - 564*y*z^3 - 24*y^2*z^3 + 146*y^3*z^3 - 221*z^4 + 94*y*z^4 + 40*y^2*z^4)/(12*(-1 + y)^2*y*z^3*(-1 + y + z)^2))* G[1 - y, 0, 1 - y, 1, 0, z] + ((((-51*I)/2)*Pi)/(y*z) + (499 - 1696*y + 2169*y^2 - 1246*y^3 + 274*y^4 - 998*z + 2649*y*z - 2352*y^2*z + 701*y^3*z + 499*z^2 - 902*y*z^2 + 427*y^2*z^2)/ (12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1 - y, 1, 0, 0, 0, z] + (((6*I)*Pi)/(y*z) + (66*y^2 - 318*y^3 + 618*y^4 - 606*y^5 + 300*y^6 - 60*y^7 - 24*y*z - 12*y^2*z + 288*y^3*z - 552*y^4*z + 408*y^5*z - 108*y^6*z - 34*z^2 + 362*y*z^2 - 997*y^2*z^2 + 1159*y^3*z^2 - 605*y^4*z^2 + 115*y^5*z^2 + 68*z^3 - 368*y*z^3 + 774*y^2*z^3 - 716*y^3*z^3 + 242*y^4*z^3 - 34*z^4 - 54*y*z^4 + 9*y^2*z^4 + 79*y^3*z^4 + 108*y*z^5)/(12*(-1 + y)^3*y*z^3*(-1 + y + z)^2))* G[1 - y, 1, 0, 1, 0, z] + (((-3*I)*Pi)/(y*z) + (-86 + 502*y - 1130*y^2 + 1238*y^3 - 664*y^4 + 140*y^5 + 172*z - 733*y*z + 1203*y^2*z - 895*y^3*z + 253*y^4*z - 86*z^2 + 186*y*z^2 - 213*y^2*z^2 + 113*y^3*z^2 + 54*y*z^3)/(6*(-1 + y)^3*y*z* (-1 + y + z)^2))*G[1 - y, 1, 1, 0, 0, z] + (((-3*I)*Pi)/(y*z) + (-33*y^2 + 159*y^3 - 309*y^4 + 303*y^5 - 150*y^6 + 30*y^7 + 12*y*z + 6*y^2*z - 144*y^3*z + 276*y^4*z - 204*y^5*z + 54*y^6*z - 44*z^2 + 178*y*z^2 - 314*y^2*z^2 + 314*y^3*z^2 - 178*y^4*z^2 + 44*y^5*z^2 + 88*z^3 - 259*y*z^3 + 309*y^2*z^3 - 193*y^3*z^3 + 55*y^4*z^3 - 44*z^4 + 12*y*z^4 - 3*y^2*z^4 + 35*y^3*z^4 + 54*y*z^5)/(6*(-1 + y)^3*y*z^3*(-1 + y + z)^2))* G[1 - y, 1, 1, 1, 0, z] + (((-3*I)*Pi)/(y*z) + (66*y^2 - 318*y^3 + 618*y^4 - 606*y^5 + 300*y^6 - 60*y^7 - 24*y*z - 144*y^2*z + 924*y^3*z - 1788*y^4*z + 1620*y^5*z - 708*y^6*z + 120*y^7*z - 47*z^2 + 307*y*z^2 - 497*y^2*z^2 - 109*y^3*z^2 + 974*y^4*z^2 - 916*y^5*z^2 + 318*y^6*z^2 - 30*y^7*z^2 + 188*z^3 - 1026*y*z^3 + 1948*y^2*z^3 - 1670*y^3*z^3 + 660*y^4*z^3 - 100*y^5*z^3 - 282*z^4 + 1572*y*z^4 - 2495*y^2*z^4 + 1707*y^3*z^4 - 594*y^4*z^4 + 92*y^5*z^4 + 188*z^5 - 1282*y*z^5 + 1458*y^2*z^5 - 572*y^3*z^5 + 100*y^4*z^5 - 47*z^6 + 561*y*z^6 - 336*y^2*z^6 + 38*y^3*z^6 - 108*y*z^7)/(12*(-1 + y)^3*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[1 - y, 1, 1 - y, 1, 0, z] + (((9*I)*Pi)/(y*z) + (45*y^2 - 225*y^3 + 450*y^4 - 450*y^5 + 225*y^6 - 45*y^7 + 9*y*z - 225*y^2*z + 900*y^3*z - 1530*y^4*z + 1305*y^5*z - 549*y^6*z + 90*y^7*z + 35*z^2 - 151*y*z^2 + 542*y^2*z^2 - 1340*y^3*z^2 + 1793*y^4*z^2 - 1229*y^5*z^2 + 390*y^6*z^2 - 40*y^7*z^2 - 136*z^3 + 434*y*z^3 - 708*y^2*z^3 + 923*y^3*z^3 - 859*y^4*z^3 + 427*y^5*z^3 - 81*y^6*z^3 + 199*z^4 - 471*y*z^4 + 455*y^2*z^4 - 285*y^3*z^4 + 140*y^4*z^4 - 38*y^5*z^4 - 130*z^5 + 181*y*z^5 - 99*y^2*z^5 + 29*y^3*z^5 + y^4*z^5 + 32*z^6 + 16*y*z^6 - 10*y^2*z^6 - 2*y^3*z^6 - 18*y*z^7)/(2*(-1 + y)^3*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[1 - y, 1 - y, 0, 1, 0, z] + (((9*I)*Pi)/(y*z) + (210*y^2 - 1050*y^3 + 2100*y^4 - 2100*y^5 + 1050*y^6 - 210*y^7 + 12*y*z - 480*y^2*z + 1800*y^3*z - 2640*y^4*z + 1740*y^5*z - 432*y^6*z + 257*z^2 - 973*y*z^2 + 1616*y^2*z^2 - 1580*y^3*z^2 + 919*y^4*z^2 - 239*y^5*z^2 - 514*z^3 + 1378*y*z^3 - 1290*y^2*z^3 + 502*y^3*z^3 - 76*y^4*z^3 + 257*z^4 - 291*y*z^4 + 93*y^2*z^4 - 59*y^3*z^4 - 108*y*z^5)/(12*(-1 + y)^3*y*z^3* (-1 + y + z)^2))*G[1 - y, 1 - y, 1, 0, 0, z] + (((6*I)*Pi)/(y*z) + (-5*y^2 + 15*y^3 - 15*y^4 + 5*y^5 - 8*y*z + 24*y^2*z - 24*y^3*z + 8*y^4*z + 5*z^2 - 15*y*z^2 + 15*y^2*z^2 - 5*y^3*z^2 - 18*y*z^3)/(2*(-1 + y)^3*y*z^3))*G[1 - y, 1 - y, 1, 1, 0, z] + (((-3*I)*Pi)/(y*z) + (-240*y^2 + 1200*y^3 - 2400*y^4 + 2400*y^5 - 1200*y^6 + 240*y^7 - 60*y*z + 1260*y^2*z - 4920*y^3*z + 8280*y^4*z - 7020*y^5*z + 2940*y^6*z - 480*y^7*z - 151*z^2 + 683*y*z^2 - 2770*y^2*z^2 + 7174*y^3*z^2 - 9677*y^4*z^2 + 6613*y^5*z^2 - 2082*y^6*z^2 + 210*y^7*z^2 + 604*z^3 - 1800*y*z^3 + 2978*y^2*z^3 - 4378*y^3*z^3 + 4434*y^4*z^3 - 2270*y^5*z^3 + 432*y^6*z^3 - 906*z^4 + 1788*y*z^4 - 1303*y^2*z^4 + 777*y^3*z^4 - 543*y^4*z^4 + 187*y^5*z^4 + 604*z^5 - 500*y*z^5 - 108*y^2*z^5 + 176*y^3*z^5 - 64*y^4*z^5 - 151*z^6 - 219*y*z^6 + 183*y^2*z^6 - 29*y^3*z^6 + 108*y*z^7)/(12*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[1 - y, 1 - y, 1 - y, 1, 0, z] + (((12*I)*Pi)/(y*z) + (63*y^2 - 309*y^3 + 609*y^4 - 603*y^5 + 300*y^6 - 60*y^7 - 18*y*z - 162*y^2*z + 942*y^3*z - 1794*y^4*z + 1620*y^5*z - 708*y^6*z + 120*y^7*z + 47*z^2 - 157*y*z^2 + 461*y^2*z^2 - 1193*y^3*z^2 + 1723*y^4*z^2 - 1253*y^5*z^2 + 417*y^6*z^2 - 45*y^7*z^2 - 164*z^3 + 618*y*z^3 - 1054*y^2*z^3 + 1112*y^3*z^3 - 768*y^4*z^3 + 310*y^5*z^3 - 54*y^6*z^3 + 216*z^4 - 708*y*z^4 + 1100*y^2*z^4 - 870*y^3*z^4 + 291*y^4*z^4 - 29*y^5*z^4 - 128*z^5 + 226*y*z^5 - 450*y^2*z^5 + 374*y^3*z^5 - 76*y^4*z^5 + 29*z^6 + 93*y*z^6 + 42*y^2*z^6 - 56*y^3*z^6 - 54*y*z^7)/ (6*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[1 - y, -y, 0, 1, 0, z] + (((12*I)*Pi)/(y*z) + (63*y^2 - 309*y^3 + 609*y^4 - 603*y^5 + 300*y^6 - 60*y^7 - 18*y*z - 162*y^2*z + 942*y^3*z - 1794*y^4*z + 1620*y^5*z - 708*y^6*z + 120*y^7*z + 47*z^2 - 157*y*z^2 + 461*y^2*z^2 - 1193*y^3*z^2 + 1723*y^4*z^2 - 1253*y^5*z^2 + 417*y^6*z^2 - 45*y^7*z^2 - 164*z^3 + 618*y*z^3 - 1054*y^2*z^3 + 1112*y^3*z^3 - 768*y^4*z^3 + 310*y^5*z^3 - 54*y^6*z^3 + 216*z^4 - 708*y*z^4 + 1100*y^2*z^4 - 870*y^3*z^4 + 291*y^4*z^4 - 29*y^5*z^4 - 128*z^5 + 226*y*z^5 - 450*y^2*z^5 + 374*y^3*z^5 - 76*y^4*z^5 + 29*z^6 + 93*y*z^6 + 42*y^2*z^6 - 56*y^3*z^6 - 54*y*z^7)/(6*(-1 + y)^3*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[1 - y, -y, 1 - y, 1, 0, z] + (((18*I)*Pi)/(y*z) + (-195*y^2 + 420*y^3 - 210*y^4 - 42*y*z + 474*y^2*z - 432*y^3*z - 38*z^2 + 298*y*z^2 - 398*y^2*z^2 + 244*z^3 - 340*y*z^3 - 164*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[-y, 0, 0, 1, 0, z] + (((18*I)*Pi)/(y*z) + (-195*y^2 + 420*y^3 - 210*y^4 - 42*y*z + 474*y^2*z - 432*y^3*z - 38*z^2 + 298*y*z^2 - 398*y^2*z^2 + 244*z^3 - 340*y*z^3 - 164*z^4)/ (12*y*z^3*(-1 + y + z)^2))*G[-y, 0, 1, 0, 0, z] + (((6*I)*Pi)/(y*z) + (-21*y^2 + 60*y^3 - 30*y^4 + 42*y*z - 42*y^2*z - 46*z^2 + 62*y*z^2 - 10*y^2*z^2 + 164*z^3 - 140*y*z^3 - 100*z^4)/ (12*y*z^3*(-1 + y + z)^2))*G[-y, 0, 1, 1, 0, z] + (((15*I)*Pi)/(y*z) + (-45*y^2 + 100*y^3 - 50*y^4 + 90*y^2*z - 90*y^3*z - 10*z^2 + 58*y*z^2 - 76*y^2*z^2 + 68*z^3 - 82*y*z^3 - 46*z^4)/ (4*y*z^3*(-1 + y + z)^2))*G[-y, 0, 1 - y, 1, 0, z] + (((15*I)*Pi)/(y*z) + (-45*y^2 + 100*y^3 - 50*y^4 + 90*y^2*z - 90*y^3*z - 10*z^2 + 58*y*z^2 - 76*y^2*z^2 + 68*z^3 - 82*y*z^3 - 46*z^4)/ (4*y*z^3*(-1 + y + z)^2))*G[-y, 1 - y, 0, 1, 0, z] + (((18*I)*Pi)/(y*z) + (-195*y^2 + 420*y^3 - 210*y^4 - 42*y*z + 474*y^2*z - 432*y^3*z - 38*z^2 + 298*y*z^2 - 398*y^2*z^2 + 244*z^3 - 340*y*z^3 - 164*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[-y, 1 - y, 1, 0, 0, z] + (((6*I)*Pi)/(y*z) + (-21*y^2 + 60*y^3 - 30*y^4 + 42*y*z - 42*y^2*z - 46*z^2 + 62*y*z^2 - 10*y^2*z^2 + 164*z^3 - 140*y*z^3 - 100*z^4)/ (12*y*z^3*(-1 + y + z)^2))*G[-y, 1 - y, 1, 1, 0, z] + (((-6*I)*Pi)/(y*z) + (9*y^2 - 20*y^3 + 10*y^4 - 18*y^2*z + 18*y^3*z - 4*z^2 + 2*y*z^2 + 8*y^2*z^2 + 2*y*z^3 + 2*z^4)/ (2*y*z^3*(-1 + y + z)^2))*G[-y, 1 - y, 1 - y, 1, 0, z] + (((-24*I)*Pi)/(y*z) + (75*y^2 - 180*y^3 + 90*y^4 - 42*y*z - 66*y^2*z + 108*y^3*z + 22*z^2 - 50*y*z^2 + 58*y^2*z^2 - 164*z^3 + 152*y*z^3 + 112*z^4)/(6*y*z^3*(-1 + y + z)^2))*G[-y, -y, 0, 1, 0, z] + (((-24*I)*Pi)/(y*z) + (75*y^2 - 180*y^3 + 90*y^4 - 42*y*z - 66*y^2*z + 108*y^3*z + 22*z^2 - 50*y*z^2 + 58*y^2*z^2 - 164*z^3 + 152*y*z^3 + 112*z^4)/(6*y*z^3*(-1 + y + z)^2))*G[-y, -y, 1 - y, 1, 0, z] + (77*G[0, 0, 0, 0, 0, 0, y])/(y*z) + (77*G[0, 0, 0, 0, 0, 0, z])/(y*z) - (177*G[0, 0, 0, 0, 1, 0, y])/(2*y*z) - (149*G[0, 0, 0, 0, 1, 0, z])/ (2*y*z) - (86*G[0, 0, 0, 1, 0, 0, y])/(y*z) - (79*G[0, 0, 0, 1, 0, 0, z])/(y*z) + (72*G[0, 0, 0, 1, 1, 0, y])/(y*z) + (31*G[0, 0, 0, 1, 1, 0, z])/(y*z) + (50*G[0, 0, 0, 1 - y, 1, 0, z])/ (y*z) - (91*G[0, 0, 1, 0, 0, 0, y])/(y*z) - (74*G[0, 0, 1, 0, 0, 0, z])/ (y*z) + (75*G[0, 0, 1, 0, 1, 0, y])/(y*z) + (53*G[0, 0, 1, 0, 1, 0, z])/ (2*y*z) + (157*G[0, 0, 1, 1, 0, 0, y])/(2*y*z) + (40*G[0, 0, 1, 1, 0, 0, z])/(y*z) - (49*G[0, 0, 1, 1, 1, 0, y])/(y*z) - (8*G[0, 0, 1, 1, 1, 0, z])/(y*z) - (19*G[0, 0, 1, 1 - y, 1, 0, z])/ (2*y*z) + (103*G[0, 0, 1 - y, 0, 1, 0, z])/(2*y*z) + (93*G[0, 0, 1 - y, 1, 0, 0, z])/(2*y*z) - (65*G[0, 0, 1 - y, 1 - y, 1, 0, z])/(2*y*z) - (12*G[0, 0, -y, 0, 1, 0, z])/(y*z) - (12*G[0, 0, -y, 1 - y, 1, 0, z])/ (y*z) - (64*G[0, 1, 0, 0, 0, 0, y])/(y*z) - (64*G[0, 1, 0, 0, 0, 0, z])/ (y*z) + (109*G[0, 1, 0, 0, 1, 0, y])/(2*y*z) + (53*G[0, 1, 0, 0, 1, 0, z])/(2*y*z) + (62*G[0, 1, 0, 1, 0, 0, y])/ (y*z) + (33*G[0, 1, 0, 1, 0, 0, z])/(y*z) - (41*G[0, 1, 0, 1, 1, 0, y])/ (y*z) - (8*G[0, 1, 0, 1, 1, 0, z])/(y*z) - (14*G[0, 1, 0, 1 - y, 1, 0, z])/(y*z) + (125*G[0, 1, 1, 0, 0, 0, y])/ (2*y*z) + (41*G[0, 1, 1, 0, 0, 0, z])/(y*z) - (40*G[0, 1, 1, 0, 1, 0, y])/(y*z) - (6*G[0, 1, 1, 0, 1, 0, z])/(y*z) - (49*G[0, 1, 1, 1, 0, 0, y])/(y*z) - (17*G[0, 1, 1, 1, 0, 0, z])/ (2*y*z) + (47*G[0, 1, 1, 1, 1, 0, y])/(2*y*z) + G[0, 1, 1, 1, 1, 0, z]/(y*z) + (3*G[0, 1, 1, 1 - y, 1, 0, z])/(y*z) - (14*G[0, 1, 1 - y, 0, 1, 0, z])/(y*z) - (15*G[0, 1, 1 - y, 1, 0, 0, z])/ (y*z) + G[0, 1, 1 - y, 1, 1, 0, z]/(2*y*z) + (11*G[0, 1, 1 - y, 1 - y, 1, 0, z])/(y*z) + (46*G[0, 1 - y, 0, 0, 1, 0, z])/(y*z) + (46*G[0, 1 - y, 0, 1, 0, 0, z])/ (y*z) + (3*G[0, 1 - y, 0, 1, 1, 0, z])/(y*z) - (22*G[0, 1 - y, 0, 1 - y, 1, 0, z])/(y*z) + (77*G[0, 1 - y, 1, 0, 0, 0, z])/(2*y*z) - (15*G[0, 1 - y, 1, 0, 1, 0, z])/(2*y*z) - (15*G[0, 1 - y, 1, 1, 0, 0, z])/(2*y*z) - (9*G[0, 1 - y, 1, 1, 1, 0, z])/ (2*y*z) + (15*G[0, 1 - y, 1, 1 - y, 1, 0, z])/(2*y*z) - (41*G[0, 1 - y, 1 - y, 0, 1, 0, z])/(2*y*z) - (22*G[0, 1 - y, 1 - y, 1, 0, 0, z])/(y*z) - (3*G[0, 1 - y, 1 - y, 1, 1, 0, z])/(y*z) + (13*G[0, 1 - y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (8*G[0, 1 - y, -y, 0, 1, 0, z])/(y*z) - (8*G[0, 1 - y, -y, 1 - y, 1, 0, z])/(y*z) - (13*G[0, -y, 0, 0, 1, 0, z])/ (y*z) - (13*G[0, -y, 0, 1, 0, 0, z])/(y*z) - (4*G[0, -y, 0, 1, 1, 0, z])/(y*z) - (13*G[0, -y, 0, 1 - y, 1, 0, z])/ (y*z) - (13*G[0, -y, 1 - y, 0, 1, 0, z])/(y*z) - (13*G[0, -y, 1 - y, 1, 0, 0, z])/(y*z) - (4*G[0, -y, 1 - y, 1, 1, 0, z])/ (y*z) + (5*G[0, -y, 1 - y, 1 - y, 1, 0, z])/(y*z) + (22*G[0, -y, -y, 0, 1, 0, z])/(y*z) + (22*G[0, -y, -y, 1 - y, 1, 0, z])/ (y*z) - (137*G[1, 0, 0, 0, 0, 0, y])/(2*y*z) - (137*G[1, 0, 0, 0, 0, 0, z])/(2*y*z) + (135*G[1, 0, 0, 0, 1, 0, y])/ (2*y*z) + (33*G[1, 0, 0, 0, 1, 0, z])/(y*z) + (135*G[1, 0, 0, 1, 0, 0, y])/(2*y*z) + (37*G[1, 0, 0, 1, 0, 0, z])/ (y*z) - (46*G[1, 0, 0, 1, 1, 0, y])/(y*z) - (8*G[1, 0, 0, 1, 1, 0, z])/ (y*z) - (33*G[1, 0, 0, 1 - y, 1, 0, z])/(2*y*z) + (75*G[1, 0, 1, 0, 0, 0, y])/(y*z) + (81*G[1, 0, 1, 0, 0, 0, z])/ (2*y*z) - (58*G[1, 0, 1, 0, 1, 0, y])/(y*z) - (19*G[1, 0, 1, 0, 1, 0, z])/(2*y*z) - (56*G[1, 0, 1, 1, 0, 0, y])/ (y*z) - (21*G[1, 0, 1, 1, 0, 0, z])/(2*y*z) + (59*G[1, 0, 1, 1, 1, 0, y])/(2*y*z) + (5*G[1, 0, 1, 1, 1, 0, z])/(y*z) + G[1, 0, 1, 1 - y, 1, 0, z]/(2*y*z) - (16*G[1, 0, 1 - y, 0, 1, 0, z])/ (y*z) - (18*G[1, 0, 1 - y, 1, 0, 0, z])/(y*z) + G[1, 0, 1 - y, 1, 1, 0, z]/(2*y*z) + (12*G[1, 0, 1 - y, 1 - y, 1, 0, z])/ (y*z) - (3*G[1, 0, -y, 0, 1, 0, z])/(y*z) - (3*G[1, 0, -y, 1 - y, 1, 0, z])/(y*z) + (56*G[1, 1, 0, 0, 0, 0, y])/ (y*z) + (32*G[1, 1, 0, 0, 0, 0, z])/(y*z) - (36*G[1, 1, 0, 0, 1, 0, y])/ (y*z) - (3*G[1, 1, 0, 0, 1, 0, z])/(y*z) - (46*G[1, 1, 0, 1, 0, 0, y])/ (y*z) - (5*G[1, 1, 0, 1, 0, 0, z])/(2*y*z) + (41*G[1, 1, 0, 1, 1, 0, y])/(2*y*z) + G[1, 1, 0, 1, 1, 0, z]/(y*z) + (5*G[1, 1, 0, 1 - y, 1, 0, z])/(y*z) - (47*G[1, 1, 1, 0, 0, 0, y])/ (y*z) - (31*G[1, 1, 1, 0, 0, 0, z])/(2*y*z) + (51*G[1, 1, 1, 0, 1, 0, y])/(2*y*z) + (7*G[1, 1, 1, 0, 1, 0, z])/(y*z) + (29*G[1, 1, 1, 1, 0, 0, y])/(y*z) - (5*G[1, 1, 1, 1, 0, 0, z])/(y*z) - (19*G[1, 1, 1, 1, 1, 0, y])/(2*y*z) - (14*G[1, 1, 1, 1, 1, 0, z])/ (y*z) + (4*G[1, 1, 1, 1 - y, 1, 0, z])/(y*z) + (5*G[1, 1, 1 - y, 0, 1, 0, z])/(y*z) + (6*G[1, 1, 1 - y, 1, 0, 0, z])/ (y*z) + (4*G[1, 1, 1 - y, 1, 1, 0, z])/(y*z) - (2*G[1, 1, 1 - y, 1 - y, 1, 0, z])/(y*z) - (33*G[1, 1 - y, 0, 0, 1, 0, z])/(2*y*z) - (18*G[1, 1 - y, 0, 1, 0, 0, z])/(y*z) + G[1, 1 - y, 0, 1, 1, 0, z]/ (2*y*z) + (25*G[1, 1 - y, 0, 1 - y, 1, 0, z])/(2*y*z) - (35*G[1, 1 - y, 1, 0, 0, 0, z])/(2*y*z) + (5*G[1, 1 - y, 1, 1, 0, 0, z])/ (y*z) + (7*G[1, 1 - y, 1, 1, 1, 0, z])/(y*z) - (9*G[1, 1 - y, 1, 1 - y, 1, 0, z])/(2*y*z) + (12*G[1, 1 - y, 1 - y, 0, 1, 0, z])/(y*z) + (14*G[1, 1 - y, 1 - y, 1, 0, 0, z])/(y*z) - G[1, 1 - y, 1 - y, 1, 1, 0, z]/(y*z) - (10*G[1, 1 - y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (3*G[1, 1 - y, -y, 0, 1, 0, z])/(y*z) - (3*G[1, 1 - y, -y, 1 - y, 1, 0, z])/(y*z) + (81*G[1 - y, 0, 0, 0, 1, 0, z])/(2*y*z) + (85*G[1 - y, 0, 0, 1, 0, 0, z])/(2*y*z) + (4*G[1 - y, 0, 0, 1, 1, 0, z])/ (y*z) - (29*G[1 - y, 0, 0, 1 - y, 1, 0, z])/(2*y*z) + (69*G[1 - y, 0, 1, 0, 0, 0, z])/(2*y*z) - (5*G[1 - y, 0, 1, 0, 1, 0, z])/ (y*z) - (9*G[1 - y, 0, 1, 1, 0, 0, z])/(2*y*z) - (11*G[1 - y, 0, 1, 1, 1, 0, z])/(2*y*z) + (7*G[1 - y, 0, 1, 1 - y, 1, 0, z])/(y*z) - (33*G[1 - y, 0, 1 - y, 0, 1, 0, z])/(2*y*z) - (11*G[1 - y, 0, 1 - y, 1, 0, 0, z])/(y*z) - G[1 - y, 0, 1 - y, 1, 1, 0, z]/(y*z) + (13*G[1 - y, 0, 1 - y, 1 - y, 1, 0, z])/(y*z) - (11*G[1 - y, 0, -y, 0, 1, 0, z])/(y*z) - (11*G[1 - y, 0, -y, 1 - y, 1, 0, z])/(y*z) + (24*G[1 - y, 1, 0, 0, 0, 0, z])/(y*z) - (6*G[1 - y, 1, 0, 0, 1, 0, z])/ (y*z) - (29*G[1 - y, 1, 0, 1, 0, 0, z])/(2*y*z) - (19*G[1 - y, 1, 0, 1, 1, 0, z])/(2*y*z) + (9*G[1 - y, 1, 0, 1 - y, 1, 0, z])/(y*z) - (11*G[1 - y, 1, 1, 0, 0, 0, z])/(2*y*z) - (25*G[1 - y, 1, 1, 0, 1, 0, z])/(2*y*z) - (3*G[1 - y, 1, 1, 1, 0, 0, z])/ (y*z) + (17*G[1 - y, 1, 1, 1, 1, 0, z])/(y*z) - G[1 - y, 1, 1, 1 - y, 1, 0, z]/(y*z) + (9*G[1 - y, 1, 1 - y, 0, 1, 0, z])/(y*z) + (10*G[1 - y, 1, 1 - y, 1, 0, 0, z])/(y*z) + (2*G[1 - y, 1, 1 - y, 1, 1, 0, z])/(y*z) - (10*G[1 - y, 1, 1 - y, 1 - y, 1, 0, z])/(y*z) - (23*G[1 - y, 1 - y, 0, 0, 1, 0, z])/(2*y*z) - (11*G[1 - y, 1 - y, 0, 1, 0, 0, z])/(y*z) - (3*G[1 - y, 1 - y, 0, 1, 1, 0, z])/(y*z) + (4*G[1 - y, 1 - y, 0, 1 - y, 1, 0, z])/(y*z) - (17*G[1 - y, 1 - y, 1, 0, 0, 0, z])/(2*y*z) + (2*G[1 - y, 1 - y, 1, 0, 1, 0, z])/(y*z) - G[1 - y, 1 - y, 1, 1, 0, 0, z]/(y*z) - G[1 - y, 1 - y, 1, 1, 1, 0, z]/ (y*z) - G[1 - y, 1 - y, 1, 1 - y, 1, 0, z]/(y*z) + (3*G[1 - y, 1 - y, 1 - y, 0, 1, 0, z])/(y*z) + (3*G[1 - y, 1 - y, 1 - y, 1, 0, 0, z])/(y*z) + (2*G[1 - y, 1 - y, 1 - y, 1, 1, 0, z])/(y*z) - G[1 - y, 1 - y, 1 - y, 1 - y, 1, 0, z]/(y*z) + (4*G[1 - y, 1 - y, -y, 0, 1, 0, z])/(y*z) + (4*G[1 - y, 1 - y, -y, 1 - y, 1, 0, z])/(y*z) - (12*G[1 - y, -y, 0, 0, 1, 0, z])/(y*z) - (12*G[1 - y, -y, 0, 1, 0, 0, z])/(y*z) - (6*G[1 - y, -y, 0, 1, 1, 0, z])/ (y*z) - (11*G[1 - y, -y, 0, 1 - y, 1, 0, z])/(y*z) - (11*G[1 - y, -y, 1 - y, 0, 1, 0, z])/(y*z) - (12*G[1 - y, -y, 1 - y, 1, 0, 0, z])/(y*z) - (6*G[1 - y, -y, 1 - y, 1, 1, 0, z])/(y*z) + (4*G[1 - y, -y, 1 - y, 1 - y, 1, 0, z])/(y*z) + (20*G[1 - y, -y, -y, 0, 1, 0, z])/(y*z) + (20*G[1 - y, -y, -y, 1 - y, 1, 0, z])/(y*z) - (17*G[-y, 0, 0, 0, 1, 0, z])/(y*z) - (18*G[-y, 0, 0, 1, 0, 0, z])/ (y*z) - (2*G[-y, 0, 0, 1, 1, 0, z])/(y*z) - (16*G[-y, 0, 0, 1 - y, 1, 0, z])/(y*z) - (17*G[-y, 0, 1, 0, 0, 0, z])/ (y*z) + (3*G[-y, 0, 1, 0, 1, 0, z])/(y*z) - (2*G[-y, 0, 1, 1, 0, 0, z])/ (y*z) - (4*G[-y, 0, 1, 1, 1, 0, z])/(y*z) - G[-y, 0, 1, 1 - y, 1, 0, z]/ (y*z) - (15*G[-y, 0, 1 - y, 0, 1, 0, z])/(y*z) - (17*G[-y, 0, 1 - y, 1, 0, 0, z])/(y*z) - (4*G[-y, 0, 1 - y, 1, 1, 0, z])/ (y*z) + (5*G[-y, 0, 1 - y, 1 - y, 1, 0, z])/(y*z) + (22*G[-y, 0, -y, 0, 1, 0, z])/(y*z) + (22*G[-y, 0, -y, 1 - y, 1, 0, z])/ (y*z) - (16*G[-y, 1 - y, 0, 0, 1, 0, z])/(y*z) - (17*G[-y, 1 - y, 0, 1, 0, 0, z])/(y*z) - (4*G[-y, 1 - y, 0, 1, 1, 0, z])/ (y*z) + (6*G[-y, 1 - y, 0, 1 - y, 1, 0, z])/(y*z) - (17*G[-y, 1 - y, 1, 0, 0, 0, z])/(y*z) + (3*G[-y, 1 - y, 1, 0, 1, 0, z])/ (y*z) - (2*G[-y, 1 - y, 1, 1, 0, 0, z])/(y*z) - (4*G[-y, 1 - y, 1, 1, 1, 0, z])/(y*z) - G[-y, 1 - y, 1, 1 - y, 1, 0, z]/ (y*z) + (5*G[-y, 1 - y, 1 - y, 0, 1, 0, z])/(y*z) + (6*G[-y, 1 - y, 1 - y, 1, 0, 0, z])/(y*z) + (2*G[-y, 1 - y, 1 - y, 1, 1, 0, z])/(y*z) - (2*G[-y, 1 - y, 1 - y, 1 - y, 1, 0, z])/(y*z) + (6*G[-y, 1 - y, -y, 0, 1, 0, z])/(y*z) + (6*G[-y, 1 - y, -y, 1 - y, 1, 0, z])/(y*z) + (24*G[-y, -y, 0, 0, 1, 0, z])/(y*z) + (24*G[-y, -y, 0, 1, 0, 0, z])/ (y*z) + (12*G[-y, -y, 0, 1, 1, 0, z])/(y*z) + (22*G[-y, -y, 0, 1 - y, 1, 0, z])/(y*z) + (22*G[-y, -y, 1 - y, 0, 1, 0, z])/(y*z) + (24*G[-y, -y, 1 - y, 1, 0, 0, z])/(y*z) + (12*G[-y, -y, 1 - y, 1, 1, 0, z])/(y*z) - (8*G[-y, -y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (40*G[-y, -y, -y, 0, 1, 0, z])/(y*z) - (40*G[-y, -y, -y, 1 - y, 1, 0, z])/(y*z) + ((((5*I)/18)*Pi^3)/(y*z) - ((I/216)*Pi*(-3888*y^2 + 14904*y^3 - 21384*y^4 + 13608*y^5 - 3240*y^6 - 36380*z + 196264*y*z - 409241*y^2*z + 410699*y^3*z - 193591*y^4*z + 29009*y^5*z + 3240*y^6*z + 103380*z^2 - 481220*y*z^2 + 867599*y^2*z^2 - 741843*y^3*z^2 + 292757*y^4*z^2 - 40673*y^5*z^2 - 97926*z^3 + 381982*y*z^3 - 561567*y^2*z^3 + 358209*y^3*z^3 - 83614*y^4*z^3 + 30926*z^4 - 97026*y*z^4 + 105153*y^2*z^4 - 36137*y^3*z^4))/ ((-1 + y)^3*y*(-1 + z)*z^2*(-1 + y + z)^2) + (Pi^2*(-4588 + 25464*y - 59016*y^2 + 73184*y^3 - 51276*y^4 + 19272*y^5 - 3040*y^6 + 16948*z - 87652*y*z + 187526*y^2*z - 212010*y^3*z + 133390*y^4*z - 44210*y^5*z + 6008*y^6*z - 23667*z^2 + 112416*y*z^2 - 217627*y^2*z^2 + 217450*y^3*z^2 - 116640*y^4*z^2 + 31000*y^5*z^2 - 2986*y^6*z^2 + 14842*z^3 - 63696*y*z^3 + 108488*y^2*z^3 - 90958*y^3*z^3 + 37422*y^4*z^3 - 5990*y^5*z^3 - 3535*z^4 + 13468*y*z^4 - 19389*y^2*z^4 + 12406*y^3*z^4 - 3004*y^4*z^4))/(72*(-1 + y)^4*y*(-1 + z)^2*z* (-1 + y + z)^2) + (-100116*y^3 + 412776*y^4 - 637632*y^5 + 437400*y^6 - 112428*y^7 - 478187*y*z + 2886817*y^2*z - 6255557*y^3*z + 5996465*y^4*z - 2148502*y^5*z - 235126*y^6*z + 234090*y^7*z - 478187*z^2 + 4824135*y*z^2 - 16925777*y^2*z^2 + 27563907*y^3*z^2 - 22364202*y^4*z^2 + 8321378*y^5*z^2 - 819106*y^6*z^2 - 122148*y^7*z^2 + 1879970*z^3 - 13046754*y*z^3 + 34188082*y^2*z^3 - 43067347*y^3*z^3 + 27208617*y^4*z^3 - 7754128*y^5*z^3 + 623636*y^6*z^3 - 2746542*z^4 + 15109730*y*z^4 - 30929475*y^2*z^4 + 29649357*y^3*z^4 - 13322366*y^4*z^4 + 2207220*y^5*z^4 + 1765922*z^5 - 7976055*y*z^5 + 12494715*y^2*z^5 - 8384396*y^3*z^5 + 2067738*y^4*z^5 - 421163*z^6 + 1567131*y*z^6 - 1720194*y^2*z^6 + 606302*y^3*z^6)/(3888*(-1 + y)^3*y*(-1 + z)^2*z^2* (-1 + y + z)^2*(y + z)))*Zeta[3] - (113*Zeta[3]^2)/(9*y*z) + G[1 - y, 0, 0, z]*(((I/4)*Pi^3)/(y*z) + (Pi^2*(-280 + 832*y - 888*y^2 + 400*y^3 - 64*y^4 + 656*z - 1383*y*z + 936*y^2*z - 209*y^3*z - 352*z^2 + 428*y*z^2 - 145*y^2*z^2))/ (72*(-1 + y)^2*y*z*(-1 + y + z)^2) - (45*Zeta[3])/(y*z)) + G[0, 1 - y, 0, z]*((((7*I)/2)*Pi^3)/(y*z) + (Pi^2*(236 - 700*y + 560*y^2 + 160*y^3 - 380*y^4 + 124*y^5 - 520*z + 1225*y*z - 813*y^2*z + 31*y^3*z + 77*y^4*z + 272*z^2 - 300*y*z^2 + 75*y^2*z^2 - 47*y^3*z^2 - 108*y*z^3))/(72*(-1 + y)^3*y*z* (-1 + y + z)^2) + (29*G[1, 0, 0, y])/(y*z) - (7*G[1, 1, 0, y])/(y*z) - (33*Zeta[3])/(y*z)) + G[1, 0, 0, y]*((((-37*I)/4)*Pi^3)/(y*z) + (Pi^2*(505 - 1270*y - 785*y^2 + 5740*y^3 - 7385*y^4 + 4010*y^5 - 815*y^6 - 882*z + 2376*y*z - 960*y^2*z - 2492*y^3*z + 2802*y^4*z - 844*y^5*z + 409*z^2 - 1036*y*z^2 + 792*y^2*z^2 - 160*y^3*z^2 - 29*y^4*z^2))/(48*(-1 + y)^4*y*z*(-1 + y + z)^2) + ((I/72)*Pi*(1080*y^2 - 4320*y^3 + 6480*y^4 - 4320*y^5 + 1080*y^6 + 6682*z - 28118*y*z + 44491*y^2*z - 31585*y^3*z + 8759*y^4*z - 229*y^5*z - 13148*z^2 + 44261*y*z^2 - 55467*y^2*z^2 + 30311*y^3*z^2 - 5957*y^4*z^2 + 6466*z^3 - 14850*y*z^3 + 11574*y^2*z^3 - 2866*y^3*z^3))/((-1 + y)^3*y*z^2*(-1 + y + z)^2) + (-9288*y^2 + 81144*y^3 - 232128*y^4 + 302400*y^5 - 186552*y^6 + 44424*y^7 + 82633*y*z - 353045*y^2*z + 533002*y^3*z - 307282*y^4*z + 14573*y^5*z + 30119*y^6*z + 84793*z^2 - 575335*y*z^2 + 1317318*y^2*z^2 - 1367542*y^3*z^2 + 660361*y^4*z^2 - 119595*y^5*z^2 - 169658*z^3 + 679821*y*z^3 - 970167*y^2*z^3 + 592181*y^3*z^3 - 131961*y^4*z^3 + 84865*z^4 - 183795*y*z^4 + 125817*y^2*z^4 - 26671*y^3*z^4)/(864*(-1 + y)^3*y*z^2*(-1 + y + z)^2* (y + z)) + (13*G[1, 0, 0, z])/(y*z) - (21*G[1, 0, 1 - y, z])/ (2*y*z) - (8*G[1, 1, 0, z])/(y*z) + (8*G[1, 1, 1 - y, z])/(y*z) - (27*G[1, 1 - y, 0, z])/(2*y*z) + (11*G[1, 1 - y, 1 - y, z])/(y*z) + (23*G[1 - y, 0, 0, z])/(2*y*z) - (17*G[1 - y, 0, 1 - y, z])/(y*z) - (6*G[1 - y, 1 - y, 0, z])/(y*z) + (3*G[1 - y, 1 - y, 1 - y, z])/ (y*z) + (12*G[1 - y, -y, 0, z])/(y*z) - (12*G[1 - y, -y, 1 - y, z])/ (y*z) + (18*G[-y, 0, 0, z])/(y*z) - (13*G[-y, 0, 1 - y, z])/(y*z) - (11*G[-y, 1 - y, 0, z])/(y*z) + (6*G[-y, 1 - y, 1 - y, z])/(y*z) - (24*G[-y, -y, 0, z])/(y*z) + (24*G[-y, -y, 1 - y, z])/(y*z) - (55*Zeta[3])/(2*y*z)) + G[-y, -y, 1 - y, z]*(((4*I)*Pi^3)/(y*z) + (Pi^2*(-75*y^2 + 180*y^3 - 90*y^4 + 42*y*z + 66*y^2*z - 108*y^3*z - 22*z^2 + 50*y*z^2 - 58*y^2*z^2 + 164*z^3 - 152*y*z^3 - 112*z^4))/ (36*y*z^3*(-1 + y + z)^2) - (24*Zeta[3])/(y*z)) + G[0, 0, 1 - y, z]*((((29*I)/4)*Pi^3)/(y*z) + (Pi^2*(-440 + 1016*y - 594*y^2 - 100*y^3 + 118*y^4 + 880*z - 1587*y*z + 732*y^2*z - 25*y^3*z - 440*z^2 + 484*y*z^2 - 143*y^2*z^2))/(72*(-1 + y)^2*y*z*(-1 + y + z)^2) + (79*G[0, 1, 0, y])/(2*y*z) + (93*G[1, 0, 0, y])/(2*y*z) - (17*G[1, 1, 0, y])/(2*y*z) - (24*Zeta[3])/(y*z)) + G[0, 0, 1, y]*((((37*I)/4)*Pi^3)/(y*z) + (Pi^2*(-94 - 324*y + 2808*y^2 - 6112*y^3 + 6138*y^4 - 2988*y^5 + 572*y^6 + 500*z - 997*y*z - 790*y^2*z + 3304*y^3*z - 2774*y^4*z + 757*y^5*z - 328*z^2 + 832*y*z^2 - 477*y^2*z^2 - 194*y^3*z^2 + 185*y^4*z^2 - 108*y*z^3 + 108*y^2*z^3))/(72*(-1 + y)^4*y*z* (-1 + y + z)^2) - (45*Zeta[3])/(2*y*z)) + G[1, 1, 1, y]*(((2*I)*Pi^3)/(y*z) + (Pi^2*(-20 - 148*y + 507*y^2 - 490*y^3 + 151*y^4 + 376*z - 378*y*z - 174*y^2*z + 176*y^3*z - 272*z^2 + 148*y*z^2 + 25*y^2*z^2))/ (72*(-1 + y)^2*y*z*(-1 + y + z)^2) - (25*Zeta[3])/(2*y*z)) + G[1, 1, 1, z]*(((-2*I)*Pi^3)/(y*z) + (Pi^2*(21*y^2 - 42*y*z + 42*y^2*z + 130*z^2 - 98*y*z^2 + 40*y^2*z^2 - 260*z^3 + 170*y*z^3 + 130*z^4))/(72*y*z^3*(-1 + y + z)^2) - (9*Zeta[3])/(y*z)) + G[1, 1, 1 - y, z]*((I*Pi^3)/(y*z) + (Pi^2*(-5*y^2 + 10*y*z - 10*y^2*z + 24*z^2 - 66*y*z^2 + 30*y^2*z^2 - 48*z^3 + 54*y*z^3 + 24*z^4))/(24*y*z^3*(-1 + y + z)^2) - (6*Zeta[3])/(y*z)) + G[0, 1, 0, y]*((((-15*I)/4)*Pi^3)/(y*z) + (Pi^2*(385 - 630*y - 2205*y^2 + 7420*y^3 - 8505*y^4 + 4410*y^5 - 875*y^6 - 650*z + 788*y*z + 2844*y^2*z - 6792*y^3*z + 5134*y^4*z - 1324*y^5*z + 295*z^2 - 196*y*z^2 - 930*y^2*z^2 + 1292*y^3*z^2 - 449*y^4*z^2))/(48*(-1 + y)^4*y*z*(-1 + y + z)^2) + ((I/72)*Pi*(-972*y^3 + 4104*y^4 - 6480*y^5 + 4536*y^6 - 1188*y^7 - 3875*y^2*z + 18493*y^3*z - 33188*y^4*z + 27356*y^5*z - 9745*y^6*z + 959*y^7*z - 6076*y*z^2 + 36407*y^2*z^2 - 79392*y^3*z^2 + 79671*y^4*z^2 - 36293*y^5*z^2 + 5130*y^6*z^2 + 553*y^7*z^2 - 3767*z^3 + 34237*y*z^3 - 100059*y^2*z^3 + 128998*y^3*z^3 - 76771*y^4*z^3 + 17931*y^5*z^3 - 245*y^6*z^3 + 11031*z^4 - 58136*y*z^4 + 107334*y^2*z^4 - 86952*y^3*z^4 + 30209*y^4*z^4 - 3162*y^5*z^4 - 10761*z^5 + 37496*y*z^5 - 44844*y^2*z^5 + 21162*y^3*z^5 - 3377*y^4*z^5 + 3497*z^6 - 7521*y*z^6 + 4713*y^2*z^6 - 1013*y^3*z^6))/((-1 + y)^3*y*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)^2) + (11016*y^3 - 41424*y^4 + 55296*y^5 - 27504*y^6 - 264*y^7 + 2880*y^8 + 16665*y^2*z - 118861*y^3*z + 282624*y^4*z - 296280*y^5*z + 131803*y^6*z - 10947*y^7*z - 5004*y^8*z + 20658*y*z^2 - 188366*y^2*z^2 + 599356*y^3*z^2 - 897562*y^4*z^2 + 669340*y^5*z^2 - 223328*y^6*z^2 + 17742*y^7*z^2 + 2160*y^8*z^2 + 12159*z^3 - 155971*y*z^3 + 676850*y^2*z^3 - 1355264*y^3*z^3 + 1394456*y^4*z^3 - 729566*y^5*z^3 + 163831*y^6*z^3 - 6567*y^7*z^3 - 47892*z^4 + 369844*y*z^4 - 1057798*y^2*z^4 + 1477284*y^3*z^4 - 1066204*y^4*z^4 + 369640*y^5*z^4 - 44874*y^6*z^4 + 70722*z^5 - 383424*y*z^5 + 783746*y^2*z^5 - 769850*y^3*z^5 + 367308*y^4*z^5 - 68358*y^5*z^5 - 46404*z^6 + 177910*y*z^6 - 255578*y^2*z^6 + 163234*y^3*z^6 - 39162*y^4*z^6 + 11415*z^7 - 29017*y*z^7 + 24481*y^2*z^7 - 6951*y^3*z^7)/(288*(-1 + y)^3*y*(-1 + z)^2*z^2*(-1 + y + z)^2* (y + z)^2) + (14*G[0, 1, 0, z])/(y*z) - (3*G[0, 1, 1, z])/(y*z) - (10*G[0, 1, 1 - y, z])/(y*z) + (69*G[0, 1 - y, 0, z])/(2*y*z) - (15*G[0, 1 - y, 1, z])/(2*y*z) - (37*G[0, 1 - y, 1 - y, z])/(2*y*z) - (8*G[0, 1 - y, -y, z])/(y*z) - (9*G[0, -y, 0, z])/(y*z) - (13*G[0, -y, 1 - y, z])/(y*z) + (22*G[0, -y, -y, z])/(y*z) + (33*G[1, 0, 0, z])/(2*y*z) - G[1, 0, 1, z]/(2*y*z) - (11*G[1, 0, 1 - y, z])/(y*z) - (3*G[1, 0, -y, z])/(y*z) - (4*G[1, 1, 0, z])/(y*z) - (4*G[1, 1, 1, z])/(y*z) + (7*G[1, 1, 1 - y, z])/(y*z) - (27*G[1, 1 - y, 0, z])/(2*y*z) + (9*G[1, 1 - y, 1, z])/(2*y*z) + (10*G[1, 1 - y, 1 - y, z])/(y*z) - (3*G[1, 1 - y, -y, z])/(y*z) + (26*G[1 - y, 0, 0, z])/(y*z) - (7*G[1 - y, 0, 1, z])/(y*z) - (31*G[1 - y, 0, 1 - y, z])/(2*y*z) - (11*G[1 - y, 0, -y, z])/(y*z) - (8*G[1 - y, 1, 0, z])/(y*z) + G[1 - y, 1, 1, z]/(y*z) + (6*G[1 - y, 1, 1 - y, z])/(y*z) - (17*G[1 - y, 1 - y, 0, z])/(2*y*z) + G[1 - y, 1 - y, 1, z]/(y*z) + (3*G[1 - y, 1 - y, 1 - y, z])/(y*z) + (4*G[1 - y, 1 - y, -y, z])/ (y*z) - (10*G[1 - y, -y, 0, z])/(y*z) - (11*G[1 - y, -y, 1 - y, z])/ (y*z) + (20*G[1 - y, -y, -y, z])/(y*z) - (11*G[-y, 0, 0, z])/(y*z) + G[-y, 0, 1, z]/(y*z) - (11*G[-y, 0, 1 - y, z])/(y*z) + (22*G[-y, 0, -y, z])/(y*z) - (14*G[-y, 1 - y, 0, z])/(y*z) + G[-y, 1 - y, 1, z]/(y*z) + (5*G[-y, 1 - y, 1 - y, z])/(y*z) + (6*G[-y, 1 - y, -y, z])/(y*z) + (20*G[-y, -y, 0, z])/(y*z) + (22*G[-y, -y, 1 - y, z])/(y*z) - (40*G[-y, -y, -y, z])/(y*z) - (11*Zeta[3])/(2*y*z)) + G[-y, 1 - y, 1 - y, z]* ((I*Pi^3)/(y*z) + (Pi^2*(-9*y^2 + 20*y^3 - 10*y^4 + 18*y^2*z - 18*y^3*z + 4*z^2 - 2*y*z^2 - 8*y^2*z^2 - 2*y*z^3 - 2*z^4))/ (12*y*z^3*(-1 + y + z)^2) - (4*Zeta[3])/(y*z)) + G[1 - y, 1 - y, 1 - y, z]*(((I/2)*Pi^3)/(y*z) + (Pi^2*(240*y^2 - 1200*y^3 + 2400*y^4 - 2400*y^5 + 1200*y^6 - 240*y^7 + 60*y*z - 1260*y^2*z + 4920*y^3*z - 8280*y^4*z + 7020*y^5*z - 2940*y^6*z + 480*y^7*z + 151*z^2 - 683*y*z^2 + 2770*y^2*z^2 - 7174*y^3*z^2 + 9677*y^4*z^2 - 6613*y^5*z^2 + 2082*y^6*z^2 - 210*y^7*z^2 - 604*z^3 + 1800*y*z^3 - 2978*y^2*z^3 + 4378*y^3*z^3 - 4434*y^4*z^3 + 2270*y^5*z^3 - 432*y^6*z^3 + 906*z^4 - 1788*y*z^4 + 1303*y^2*z^4 - 777*y^3*z^4 + 543*y^4*z^4 - 187*y^5*z^4 - 604*z^5 + 500*y*z^5 + 108*y^2*z^5 - 176*y^3*z^5 + 64*y^4*z^5 + 151*z^6 + 219*y*z^6 - 183*y^2*z^6 + 29*y^3*z^6 - 108*y*z^7))/ (72*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2) - (4*Zeta[3])/(y*z)) + G[1 - y, 1, 0, z]*(((5*I)*Pi^3)/(y*z) + (Pi^2*(2885 - 11977*y + 19670*y^2 - 15998*y^3 + 6469*y^4 - 1049*y^5 - 5770*z + 19408*y*z - 24468*y^2*z + 13792*y^3*z - 2962*y^4*z + 2885*z^2 - 6927*y*z^2 + 5955*y^2*z^2 - 1913*y^3*z^2 - 216*y*z^3))/ (144*(-1 + y)^3*y*z*(-1 + y + z)^2) - ((I/72)*Pi*(-972*y^3 + 5076*y^4 - 9396*y^5 + 7452*y^6 - 2160*y^7 + 3073*y^2*z - 5380*y^3*z - 6186*y^4*z + 18380*y^5*z - 12047*y^6*z + 2160*y^7*z + 7820*y*z^2 - 36287*y^2*z^2 + 52789*y^3*z^2 - 22352*y^4*z^2 - 6889*y^5*z^2 + 4919*y^6*z^2 + 3181*z^3 - 34996*y*z^3 + 93503*y^2*z^3 - 95403*y^3*z^3 + 35825*y^4*z^3 - 2095*y^5*z^3 - 9759*z^4 + 53305*y*z^4 - 90347*y^2*z^4 + 59827*y^3*z^4 - 13011*y^4*z^4 + 9975*z^5 - 32215*y*z^5 + 33086*y^2*z^5 - 10861*y^3*z^5 - 3397*z^6 + 6086*y*z^6 - 2704*y^2*z^6))/((-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2) + (-34992*y^3 + 178704*y^4 - 326160*y^5 + 256176*y^6 - 73728*y^7 - 2117*y^2*z + 223076*y^3*z - 859140*y^4*z + 1202708*y^5*z - 709715*y^6*z + 145188*y^7*z + 39614*y*z^2 - 121488*y^2*z^2 - 344818*y^3*z^2 + 1442926*y^4*z^2 - 1608024*y^5*z^2 + 663358*y^6*z^2 - 71568*y^7*z^2 + 15289*z^3 - 226836*y*z^3 + 552082*y^2*z^3 + 12026*y^3*z^3 - 1070420*y^4*z^3 + 917316*y^5*z^3 - 209819*y^6*z^3 - 60976*z^4 + 472214*y*z^4 - 877186*y^2*z^4 + 321166*y^3*z^4 + 330406*y^4*z^4 - 185624*y^5*z^4 + 91194*z^5 - 453434*y*z^5 + 612490*y^2*z^5 - 207050*y^3*z^5 - 22476*y^4*z^5 - 60616*z^6 + 199500*y*z^6 - 169368*y^2*z^6 + 30484*y^3*z^6 + 15109*z^7 - 31058*y*z^7 + 5587*y^2*z^7)/ (864*(-1 + y)^2*y*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^2) - (4*Zeta[3])/(y*z)) + G[1 - y, 1 - y, 1, z]*(((-I)*Pi^3)/(y*z) + (Pi^2*(5*y^2 - 15*y^3 + 15*y^4 - 5*y^5 + 8*y*z - 24*y^2*z + 24*y^3*z - 8*y^4*z - 5*z^2 + 15*y*z^2 - 15*y^2*z^2 + 5*y^3*z^2 + 18*y*z^3))/ (12*(-1 + y)^3*y*z^3) - (3*Zeta[3])/(y*z)) + G[-y, 0, 1, z]*(((-I)*Pi^3)/(y*z) + (Pi^2*(21*y^2 - 60*y^3 + 30*y^4 - 42*y*z + 42*y^2*z + 46*z^2 - 62*y*z^2 + 10*y^2*z^2 - 164*z^3 + 140*y*z^3 + 100*z^4))/ (72*y*z^3*(-1 + y + z)^2) - (3*Zeta[3])/(y*z)) + G[-y, 1 - y, 1, z]*(((-I)*Pi^3)/(y*z) + (Pi^2*(21*y^2 - 60*y^3 + 30*y^4 - 42*y*z + 42*y^2*z + 46*z^2 - 62*y*z^2 + 10*y^2*z^2 - 164*z^3 + 140*y*z^3 + 100*z^4))/ (72*y*z^3*(-1 + y + z)^2) - (3*Zeta[3])/(y*z)) + G[0, 1, 1, z]*(((-I)*Pi^3)/(y*z) + (Pi^2*(3*y^2 - 9*y^3 + 9*y^4 - 3*y^5 - 6*y*z + 24*y^2*z - 36*y^3*z + 24*y^4*z - 6*y^5*z + 91*z^2 - 509*y*z^2 + 1117*y^2*z^2 - 1207*y^3*z^2 + 644*y^4*z^2 - 136*y^5*z^2 - 230*z^3 + 1091*y*z^3 - 1773*y^2*z^3 + 1193*y^3*z^3 - 281*y^4*z^3 + 127*z^4 - 621*y*z^4 + 639*y^2*z^4 - 145*y^3*z^4 + 108*y*z^5))/(72*(-1 + y)^3*y*z^3* (-1 + y + z)^2) + (3*G[1, 1, 0, y])/(y*z) - Zeta[3]/(2*y*z)) + G[1, 1 - y, 1 - y, z]*(((2*I)*Pi^3)/(y*z) + (Pi^2*(3*y^2 - 6*y*z + 6*y^2*z + 14*z^2 - 214*y*z^2 + 158*y^2*z^2 - 28*z^3 + 172*y*z^3 + 14*z^4))/(72*y*z^3*(-1 + y + z)^2) + Zeta[3]/(y*z)) + G[1, 1, 0, z]*(((-I)*Pi^3)/(y*z) - ((I/36)*Pi*(-54*y^2 + 805*z - 3014*y*z + 1723*y^2*z - 1610*z^2 + 2825*y*z^2 + 805*z^3))/(y*z^2*(-1 + y + z)^2) + (Pi^2*(3*y^2 - 6*y*z + 6*y^2*z + 1087*z^2 - 2204*y*z^2 + 1114*y^2*z^2 - 2174*z^3 + 2201*y*z^3 + 1087*z^4))/ (72*y*z^3*(-1 + y + z)^2) + (756*y^2 - 1800*y^3 + 1044*y^4 - 472*y*z - 23388*y^2*z + 46293*y^3*z - 22325*y^4*z - 108*y^5*z + 1148*z^2 - 19988*y*z^2 + 96563*y^2*z^2 - 118953*y^3*z^2 + 38890*y^4*z^2 - 3152*z^3 + 53882*y*z^3 - 134884*y^2*z^3 + 106443*y^3*z^3 - 17609*y^4*z^3 + 2568*z^4 - 43280*y*z^4 + 72587*y^2*z^4 - 31875*y^3*z^4 - 272*z^5 + 7226*y*z^5 - 11634*y^2*z^5 - 292*z^6 + 2632*y*z^6)/(432*(-1 + y)*y*(-1 + z)^2*z^2* (-1 + y + z)^2*(y + z)) + (3*Zeta[3])/(2*y*z)) + G[0, 1, 1 - y, z]*((((-7*I)/4)*Pi^3)/(y*z) + (Pi^2*(-3*y^2 + 9*y^3 - 9*y^4 + 3*y^5 + 6*y*z - 24*y^2*z + 36*y^3*z - 24*y^4*z + 6*y^5*z + 34*z^2 - 320*y*z^2 + 898*y^2*z^2 - 1114*y^3*z^2 + 644*y^4*z^2 - 142*y^5*z^2 - 56*z^3 + 242*y*z^3 - 492*y^2*z^3 + 482*y^3*z^3 - 176*y^4*z^3 + 25*z^4 + 129*y*z^4 - 120*y^2*z^4 - 34*y^3*z^4 - 108*y*z^5))/(72*(-1 + y)^3*y*z^3* (-1 + y + z)^2) - (19*G[1, 0, 0, y])/(2*y*z) + (9*G[1, 1, 0, y])/(y*z) + (3*Zeta[3])/(2*y*z)) + G[1, 0, 1 - y, z]*((((-9*I)/4)*Pi^3)/(y*z) + (Pi^2*(-6*y^2 + 12*y*z - 12*y^2*z + 4*z^2 + 88*y*z^2 - 77*y^2*z^2 - 8*z^3 - 73*y*z^3 + 4*z^4))/(36*y*z^3*(-1 + y + z)^2) + (10*G[1, 1, 0, y])/(y*z) + (3*Zeta[3])/(2*y*z)) + G[1, 1 - y, 0, z]*((((-9*I)/4)*Pi^3)/(y*z) + (Pi^2*(-3*y^2 + 6*y*z - 6*y^2*z - 7*z^2 + 116*y*z^2 - 88*y^2*z^2 + 14*z^3 - 95*y*z^3 - 7*z^4))/(36*y*z^3*(-1 + y + z)^2) + (2*Zeta[3])/(y*z)) + G[1, 1 - y, 1, z]*(((I/2)*Pi^3)/(y*z) + (Pi^2*(-15*y^2 + 30*y*z - 30*y^2*z + 74*z^2 - 154*y*z^2 + 56*y^2*z^2 - 148*z^3 + 130*y*z^3 + 74*z^4))/(72*y*z^3*(-1 + y + z)^2) + (5*Zeta[3])/(2*y*z)) + G[1, 0, 1, z]*(((-I)*Pi^3)/(y*z) + (Pi^2*(6*y^2 - 12*y*z + 12*y^2*z - 167*z^2 + 310*y*z^2 - 140*y^2*z^2 + 334*z^3 - 307*y*z^3 - 167*z^4))/(72*y*z^3*(-1 + y + z)^2) + G[1, 1, 0, y]/(2*y*z) + (3*Zeta[3])/(y*z)) + G[1 - y, 0, 1, z]*((((3*I)/2)*Pi^3)/(y*z) + (Pi^2*(-30*y^2 + 150*y^3 - 300*y^4 + 300*y^5 - 150*y^6 + 30*y^7 - 48*y*z + 300*y^2*z - 720*y^3*z + 840*y^4*z - 480*y^5*z + 108*y^6*z + 157*z^2 - 809*y*z^2 + 1606*y^2*z^2 - 1534*y^3*z^2 + 701*y^4*z^2 - 121*y^5*z^2 - 314*z^3 + 1280*y*z^3 - 2028*y^2*z^3 + 1472*y^3*z^3 - 410*y^4*z^3 + 157*z^4 - 327*y*z^4 + 381*y^2*z^4 - 211*y^3*z^4 - 108*y*z^5))/(72*(-1 + y)^3*y*z^3*(-1 + y + z)^2) + (4*Zeta[3])/(y*z)) + G[0, 0, 1, z]*(((4*I)*Pi^3)/(y*z) + (Pi^2*(-142 + 866*y - 2005*y^2 + 2239*y^3 - 1217*y^4 + 259*y^5 + 580*z - 3021*y*z + 6119*y^2*z - 6001*y^3*z + 2829*y^4*z - 506*y^5*z - 885*z^2 + 3843*y*z^2 - 6685*y^2*z^2 + 5535*y^3*z^2 - 2058*y^4*z^2 + 250*y^5*z^2 + 598*z^3 - 2027*y*z^3 + 2997*y^2*z^3 - 1951*y^3*z^3 + 437*y^4*z^3 - 151*z^4 + 285*y*z^4 - 429*y^2*z^4 + 187*y^3*z^4 + 54*y*z^5))/(36*(-1 + y)^3*y*(-1 + z)^2*z* (-1 + y + z)^2) + (19*G[0, 1, 0, y])/(2*y*z) - (19*G[1, 1, 0, y])/(2*y*z) + (9*Zeta[3])/(2*y*z)) + G[0, 1 - y, 1, z]*((((3*I)/2)*Pi^3)/(y*z) + (Pi^2*(161 - 925*y + 2060*y^2 - 2240*y^3 + 1195*y^4 - 251*y^5 - 370*z + 1480*y*z - 2316*y^2*z + 1672*y^3*z - 466*y^4*z + 197*z^2 - 399*y*z^2 + 417*y^2*z^2 - 215*y^3*z^2 - 108*y*z^3))/ (72*(-1 + y)^3*y*z*(-1 + y + z)^2) + (15*G[1, 1, 0, y])/(2*y*z) + (9*Zeta[3])/(2*y*z)) + G[1 - y, 1, 1, z]*(((I/2)*Pi^3)/(y*z) + (Pi^2*(33*y^2 - 159*y^3 + 309*y^4 - 303*y^5 + 150*y^6 - 30*y^7 - 12*y*z - 6*y^2*z + 144*y^3*z - 276*y^4*z + 204*y^5*z - 54*y^6*z + 44*z^2 - 178*y*z^2 + 314*y^2*z^2 - 314*y^3*z^2 + 178*y^4*z^2 - 44*y^5*z^2 - 88*z^3 + 259*y*z^3 - 309*y^2*z^3 + 193*y^3*z^3 - 55*y^4*z^3 + 44*z^4 - 12*y*z^4 + 3*y^2*z^4 - 35*y^3*z^4 - 54*y*z^5))/(36*(-1 + y)^3*y*z^3*(-1 + y + z)^2) + (6*Zeta[3])/(y*z)) + G[0, 1, 1, y]*((((-19*I)/4)*Pi^3)/(y*z) + (Pi^2*(-25 - 451*y + 1910*y^2 - 2774*y^3 + 1747*y^4 - 407*y^5 + 326*z - 155*y*z - 1167*y^2*z + 1495*y^3*z - 499*y^4*z - 232*z^2 + 48*y*z^2 + 276*y^2*z^2 - 92*y^3*z^2 + 108*y*z^3))/ (72*(-1 + y)^3*y*z*(-1 + y + z)^2) + (15*Zeta[3])/(2*y*z)) + G[0, 1 - y, 1 - y, z]*((((-7*I)/2)*Pi^3)/(y*z) + (Pi^2*(15*y^2 - 75*y^3 + 150*y^4 - 150*y^5 + 75*y^6 - 15*y^7 - 3*y*z - 45*y^2*z + 240*y^3*z - 450*y^4*z + 405*y^5*z - 177*y^6*z + 30*y^7*z - 125*z^2 + 313*y*z^2 + 46*y^2*z^2 - 904*y^3*z^2 + 1211*y^4*z^2 - 739*y^5*z^2 + 228*y^6*z^2 - 30*y^7*z^2 + 464*z^3 - 1002*y*z^3 - 20*y^2*z^3 + 1639*y^3*z^3 - 1611*y^4*z^3 + 611*y^5*z^3 - 81*y^6*z^3 - 651*z^4 + 1119*y*z^4 + 73*y^2*z^4 - 1215*y^3*z^4 + 846*y^4*z^4 - 172*y^5*z^4 + 410*z^5 - 415*y*z^5 - 135*y^2*z^5 + 325*y^3*z^5 - 131*y^4*z^5 - 98*z^6 - 66*y*z^6 + 66*y^2*z^6 - 10*y^3*z^6 + 54*y*z^7))/(36*(-1 + y)^3*y*(-1 + z)^2* z^3*(-1 + y + z)^2) - (21*G[1, 0, 0, y])/(y*z) + (7*G[1, 1, 0, y])/(y*z) + (9*Zeta[3])/(y*z)) + G[1 - y, 0, 1 - y, z]*(((-2*I)*Pi^3)/(y*z) + (Pi^2*(240*y^2 - 960*y^3 + 1440*y^4 - 960*y^5 + 240*y^6 + 6*y*z - 504*y^2*z + 1476*y^3*z - 1464*y^4*z + 486*y^5*z + 221*z^2 - 452*y*z^2 + 381*y^2*z^2 - 290*y^3*z^2 + 140*y^4*z^2 - 442*z^3 + 564*y*z^3 + 24*y^2*z^3 - 146*y^3*z^3 + 221*z^4 - 94*y*z^4 - 40*y^2*z^4))/(72*(-1 + y)^2*y*z^3*(-1 + y + z)^2) + (10*Zeta[3])/(y*z)) + G[-y, 0, 1 - y, z]*((((-5*I)/2)*Pi^3)/(y*z) + (Pi^2*(45*y^2 - 100*y^3 + 50*y^4 - 90*y^2*z + 90*y^3*z + 10*z^2 - 58*y*z^2 + 76*y^2*z^2 - 68*z^3 + 82*y*z^3 + 46*z^4))/ (24*y*z^3*(-1 + y + z)^2) + (12*Zeta[3])/(y*z)) + G[1 - y, -y, 1 - y, z]*(((-2*I)*Pi^3)/(y*z) + (Pi^2*(-63*y^2 + 309*y^3 - 609*y^4 + 603*y^5 - 300*y^6 + 60*y^7 + 18*y*z + 162*y^2*z - 942*y^3*z + 1794*y^4*z - 1620*y^5*z + 708*y^6*z - 120*y^7*z - 47*z^2 + 157*y*z^2 - 461*y^2*z^2 + 1193*y^3*z^2 - 1723*y^4*z^2 + 1253*y^5*z^2 - 417*y^6*z^2 + 45*y^7*z^2 + 164*z^3 - 618*y*z^3 + 1054*y^2*z^3 - 1112*y^3*z^3 + 768*y^4*z^3 - 310*y^5*z^3 + 54*y^6*z^3 - 216*z^4 + 708*y*z^4 - 1100*y^2*z^4 + 870*y^3*z^4 - 291*y^4*z^4 + 29*y^5*z^4 + 128*z^5 - 226*y*z^5 + 450*y^2*z^5 - 374*y^3*z^5 + 76*y^4*z^5 - 29*z^6 - 93*y*z^6 - 42*y^2*z^6 + 56*y^3*z^6 + 54*y*z^7))/ (36*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2) + (12*Zeta[3])/(y*z)) + G[0, -y, 1 - y, z]*((((-5*I)/2)*Pi^3)/(y*z) + (Pi^2*(9*y^2 - 47*y^3 + 97*y^4 - 99*y^5 + 50*y^6 - 10*y^7 - 36*y^2*z + 166*y^3*z - 302*y^4*z + 270*y^5*z - 118*y^6*z + 20*y^7*z - 10*z^2 + 84*y*z^2 - 145*y^2*z^2 - 61*y^3*z^2 + 383*y^4*z^2 - 383*y^5*z^2 + 152*y^6*z^2 - 20*y^7*z^2 + 112*z^3 - 546*y*z^3 + 920*y^2*z^3 - 574*y^3*z^3 - 42*y^4*z^3 + 184*y^5*z^3 - 54*y^6*z^3 - 258*z^4 + 1080*y*z^4 - 1528*y^2*z^4 + 912*y^3*z^4 - 204*y^4*z^4 - 2*y^5*z^4 + 220*z^5 - 894*y*z^5 + 1002*y^2*z^5 - 442*y^3*z^5 + 78*y^4*z^5 - 64*z^6 + 312*y*z^6 - 222*y^2*z^6 + 46*y^3*z^6 - 36*y*z^7))/ (24*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2) - (17*G[1, 0, 0, y])/(y*z) - (3*G[1, 1, 0, y])/(y*z) + (12*Zeta[3])/(y*z)) + G[0, 1, 0, z]*((((-23*I)/4)*Pi^3)/(y*z) + (Pi^2*(-553 + 1197*y + 350*y^2 - 2702*y^3 + 2331*y^4 - 623*y^5 + 1780*z - 3390*y*z - 1484*y^2*z + 7280*y^3*z - 5448*y^4*z + 1262*y^5*z - 2130*z^2 + 3308*y*z^2 + 2087*y^2*z^2 - 6465*y^3*z^2 + 3835*y^4*z^2 - 635*y^5*z^2 + 1132*z^3 - 1154*y*z^3 - 1170*y^2*z^3 + 1994*y^3*z^3 - 730*y^4*z^3 - 229*z^4 - 33*y*z^4 + 213*y^2*z^4 - 95*y^3*z^4 + 72*y*z^5))/(48*(-1 + y)^3*y*(-1 + z)^2*z* (-1 + y + z)^2) - ((I/72)*Pi*(-972*y^3 + 2916*y^4 - 2916*y^5 + 972*y^6 - 3416*y^2*z + 13598*y^3*z - 18708*y^4*z + 10286*y^5*z - 1760*y^6*z - 5158*y*z^2 + 27034*y^2*z^2 - 49697*y^3*z^2 + 38716*y^4*z^2 - 11251*y^5*z^2 + 356*y^6*z^2 - 3308*z^3 + 26072*y*z^3 - 66337*y^2*z^3 + 70353*y^3*z^3 - 30676*y^4*z^3 + 3881*y^5*z^3 + 9126*z^4 - 41405*y*z^4 + 63943*y^2*z^4 - 40295*y^3*z^4 + 8616*y^4*z^4 - 8379*z^5 + 24959*y*z^5 - 23578*y^2*z^5 + 7013*y^3*z^5 + 2561*z^6 - 4468*y*z^6 + 1922*y^2*z^6))/((-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2) + (-13104*y^3 + 39312*y^4 - 39312*y^5 + 13104*y^6 - 17631*y^2*z + 124472*y^3*z - 244576*y^4*z + 186368*y^5*z - 48741*y^6*z + 108*y^7*z - 16326*y*z^2 + 173648*y^2*z^2 - 520456*y^3*z^2 + 629370*y^4*z^2 - 318706*y^5*z^2 + 52470*y^6*z^2 - 8949*z^3 + 124480*y*z^3 - 558352*y^2*z^3 + 983582*y^3*z^3 - 755238*y^4*z^3 + 234620*y^5*z^3 - 16689*y^6*z^3 + 35992*z^4 - 290628*y*z^4 + 785566*y^2*z^4 - 882750*y^3*z^4 + 415006*y^4*z^4 - 63186*y^5*z^4 - 53168*z^5 + 292246*y*z^5 - 515710*y^2*z^5 + 353886*y^3*z^5 - 84162*y^4*z^5 + 34156*z^6 - 129114*y*z^6 + 140480*y^2*z^6 - 45522*y^3*z^6 - 8031*z^7 + 19342*y*z^7 - 7857*y^2*z^7)/(288*(-1 + y)^2*y*(-1 + z)^2*z^2*(-1 + y + z)^2* (y + z)^2) + (19*G[1, 0, 0, y])/(2*y*z) - (12*G[1, 1, 0, y])/(y*z) + (25*Zeta[3])/(2*y*z)) + G[1, 1, 0, y]*((((5*I)/4)*Pi^3)/(y*z) + (Pi^2*(-289 - 572*y + 3018*y^2 - 3164*y^3 + 1007*y^4 + 2738*z - 2388*y*z - 1842*y^2*z + 1492*y^3*z - 1909*z^2 + 626*y*z^2 + 485*y^2*z^2))/(144*(-1 + y)^2*y*z*(-1 + y + z)^2) - ((I/72)*Pi*(-972*y^3 + 3996*y^4 - 6156*y^5 + 4212*y^6 - 1080*y^7 + 545*y^2*z + 3508*y^3*z - 14640*y^4*z + 17656*y^5*z - 8149*y^6*z + 1080*y^7*z + 2764*y*z^2 - 9391*y^2*z^2 + 2087*y^3*z^2 + 16610*y^4*z^2 - 16331*y^5*z^2 + 4261*y^6*z^2 + 653*z^3 - 12188*y*z^3 + 26143*y^2*z^3 - 11829*y^3*z^3 - 6935*y^4*z^3 + 4831*y^5*z^3 - 3879*z^4 + 20675*y*z^4 - 25855*y^2*z^4 + 9413*y^3*z^4 + 321*y^4*z^4 + 5697*z^5 - 13925*y*z^5 + 9760*y^2*z^5 - 2207*y^3*z^5 - 2471*z^6 + 2674*y*z^6 - 878*y^2*z^6))/ ((-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2) + (-11160*y^3 + 44688*y^4 - 67104*y^5 + 44784*y^6 - 11208*y^7 - 6937*y^2*z + 75964*y^3*z - 205116*y^4*z + 231748*y^5*z - 117319*y^6*z + 21660*y^7*z + 814*y*z^2 + 28592*y^2*z^2 - 163894*y^3*z^2 + 329210*y^4*z^2 - 288672*y^5*z^2 + 104438*y^6*z^2 - 10488*y^7*z^2 - 559*z^3 - 188*y*z^3 - 20562*y^2*z^3 + 126706*y^3*z^3 - 230938*y^4*z^3 + 152100*y^5*z^3 - 31903*y^6*z^3 + 2496*z^4 + 8898*y*z^4 - 42918*y^2*z^4 - 3514*y^3*z^4 + 63038*y^4*z^4 - 28000*y^5*z^4 - 2122*z^5 - 28386*y*z^5 + 73280*y^2*z^5 - 31202*y^3*z^5 - 882*y^4*z^5 - 1008*z^6 + 26760*y*z^6 - 32816*y^2*z^6 + 7064*y^3*z^6 + 1193*z^7 - 7898*y*z^7 + 1361*y^2*z^7)/(288*(-1 + y)^2*y*(-1 + z)^2*z^2*(-1 + y + z)^2* (y + z)^2) + (3*G[1, 1, 0, z])/(y*z) + (4*G[1, 1, 1, z])/(y*z) + (23*G[1, 1 - y, 0, z])/(2*y*z) - (9*G[1, 1 - y, 1, z])/(2*y*z) - (10*G[1, 1 - y, 1 - y, z])/(y*z) - (3*G[1, 1 - y, -y, z])/(y*z) + (9*G[1 - y, 0, 0, z])/(2*y*z) + (7*G[1 - y, 0, 1, z])/(y*z) + (4*G[1 - y, 0, 1 - y, z])/(y*z) - (11*G[1 - y, 0, -y, z])/(y*z) + (11*G[1 - y, 1, 0, z])/(y*z) - G[1 - y, 1, 1, z]/(y*z) - (12*G[1 - y, 1, 1 - y, z])/(y*z) - (2*G[1 - y, 1 - y, 0, z])/(y*z) - G[1 - y, 1 - y, 1, z]/(y*z) + G[1 - y, 1 - y, 1 - y, z]/(y*z) + (4*G[1 - y, 1 - y, -y, z])/(y*z) - (5*G[1 - y, -y, 0, z])/(y*z) - (2*G[1 - y, -y, 1 - y, z])/(y*z) + (20*G[1 - y, -y, -y, z])/(y*z) - (6*G[-y, 0, 0, z])/(y*z) - G[-y, 0, 1, z]/(y*z) - (3*G[-y, 0, 1 - y, z])/(y*z) + (22*G[-y, 0, -y, z])/(y*z) + (2*G[-y, 1 - y, 0, z])/(y*z) - G[-y, 1 - y, 1, z]/(y*z) + (6*G[-y, 1 - y, -y, z])/(y*z) + (10*G[-y, -y, 0, z])/(y*z) + (4*G[-y, -y, 1 - y, z])/(y*z) - (40*G[-y, -y, -y, z])/(y*z) + (25*Zeta[3])/(2*y*z)) + G[1 - y, 1 - y, 0, z]*(((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(-30*y^2 + 150*y^3 - 300*y^4 + 300*y^5 - 150*y^6 + 30*y^7 - 3*y*z + 75*y^2*z - 270*y^3*z + 390*y^4*z - 255*y^5*z + 63*y^6*z - 33*z^2 + 123*y*z^2 - 204*y^2*z^2 + 204*y^3*z^2 - 123*y^4*z^2 + 33*y^5*z^2 + 70*z^3 - 173*y*z^3 + 139*y^2*z^3 - 39*y^3*z^3 + 3*y^4*z^3 - 36*z^4 + 28*y*z^4 + 5*y^2*z^4 + 3*y^3*z^4 + 18*y*z^5))/ (12*(-1 + y)^3*y*z^3*(-1 + y + z)^2) + (13*Zeta[3])/(y*z)) + G[-y, 1 - y, 0, z]*((((-3*I)/2)*Pi^3)/(y*z) + (Pi^2*(57*y^2 - 120*y^3 + 60*y^4 + 21*y*z - 156*y^2*z + 135*y^3*z - 8*z^2 - 56*y*z^2 + 109*y^2*z^2 - 20*z^3 + 53*y*z^3 + 19*z^4))/ (36*y*z^3*(-1 + y + z)^2) + (15*Zeta[3])/(y*z)) + G[1, 0, 0, z]*((((-19*I)/2)*Pi^3)/(y*z) - ((I/72)*Pi*(3928 - 12660*y + 13263*y^2 - 4531*y^3 - 12108*z + 31297*y*z - 22964*y^2*z + 3991*y^3*z + 12432*z^2 - 23105*y*z^2 + 10241*y^2*z^2 - 4252*z^3 + 4468*y*z^3))/((-1 + y)*y*(-1 + z)*z* (-1 + y + z)^2) + (Pi^2*(2075 - 742*y - 481*y^2 - 8348*z + 3234*y*z + 866*y^2*z + 12582*z^2 - 4194*y*z^2 - 409*y^2*z^2 - 8420*z^3 + 1702*y*z^3 + 2111*z^4))/(144*y*(-1 + z)^2*z* (-1 + y + z)^2) + (14040*y^2 - 28080*y^3 + 14040*y^4 + 32395*y*z - 237753*y^2*z + 353403*y^3*z - 148261*y^4*z + 216*y^5*z + 25483*z^2 - 299437*y*z^2 + 905821*y^2*z^2 - 868845*y^3*z^2 + 234746*y^4*z^2 - 104020*z^3 + 725620*y*z^3 - 1306628*y^2*z^3 + 790449*y^3*z^3 - 100957*y^4*z^3 + 159162*z^4 - 708496*y*z^4 + 796477*y^2*z^4 - 247143*y^3*z^4 - 108196*z^5 + 275257*y*z^5 - 171525*y^2*z^5 + 27571*z^6 - 25339*y*z^6)/(864*(-1 + y)*y*(-1 + z)^2*z^2* (-1 + y + z)^2*(y + z)) - (27*G[1, 1, 0, y])/(2*y*z) + (35*Zeta[3])/(2*y*z)) + G[0, 0, 0, z]*((((109*I)/8)*Pi^3)/(y*z) + ((I/36)*Pi*(-2513 + 5620*y - 3107*y^2 + 5026*z - 7809*y*z + 2648*y^2*z - 2513*z^2 + 2648*y*z^2))/((-1 + y)*y*(-1 + z)*z* (-1 + y + z)) + (33523 - 75254*y + 44539*y^2 - 2808*y^3 - 103017*z + 164699*y*z - 59594*y^2*z + 105465*z^2 - 127504*y*z^2 + 17863*y^2*z^2 - 35971*z^3 + 38059*y*z^3)/(864*(-1 + y)*y*(-1 + z)^2* z*(-1 + y + z)) + (Pi^2*(-1625 + 7028*y - 11202*y^2 + 7820*y^3 - 2021*y^4 + 6092*z - 24130*y*z + 33930*y^2*z - 20150*y^3*z + 4258*y^4*z - 8628*z^2 + 30330*y*z^2 - 35555*y^2*z^2 + 16192*y^3*z^2 - 2183*y^4*z^2 + 5480*z^3 - 16490*y*z^3 + 14668*y^2*z^3 - 3970*y^3*z^3 - 1319*z^4 + 3262*y*z^4 - 1787*y^2*z^4))/(144*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2) - (57*G[0, 1, 0, y])/(2*y*z) - (46*G[1, 0, 0, y])/(y*z) + (11*G[1, 1, 0, y])/(y*z) + (21*Zeta[3])/(y*z)) + G[0, 0, 0, y]*((((109*I)/8)*Pi^3)/(y*z) - ((I/72)*Pi*(5026 - 10332*y + 5193*y^2 + 113*y^3 - 5026*z + 4388*y*z + 113*y^2*z))/((-1 + y)^2*y*z*(-1 + y + z)) + (17496*y^2 - 54432*y^3 + 56376*y^4 - 19440*y^5 + 33523*z - 205528*y*z + 357294*y^2*z - 234040*y^3*z + 48751*y^4*z - 33523*z^2 + 152385*y*z^2 - 161025*y^2*z^2 + 47995*y^3*z^2)/ (864*(-1 + y)^3*y*z^2*(-1 + y + z)) + (Pi^2*(-1625 + 330*y + 20370*y^2 - 52280*y^3 + 55695*y^4 - 27930*y^5 + 5440*y^6 + 3250*z + 3358*y*z - 41066*y^2*z + 70118*y^3*z - 46936*y^4*z + 11276*y^5*z - 1625*z^2 - 3556*y*z^2 + 17985*y^2*z^2 - 18478*y^3*z^2 + 5836*y^4*z^2))/(144*(-1 + y)^4*y*z* (-1 + y + z)^2) + (77*G[0, 0, 0, z])/(y*z) - (23*G[0, 1, 0, z])/(2*y*z) - (34*G[0, 1 - y, 0, z])/(y*z) - (16*G[1, 0, 0, z])/(y*z) + (9*G[1, 1, 0, z])/(y*z) + (4*G[1, 1 - y, 0, z])/(y*z) - (30*G[1 - y, 0, 0, z])/(y*z) - (21*G[1 - y, 1, 0, z])/(2*y*z) + (17*G[1 - y, 1 - y, 0, z])/(2*y*z) + (17*G[-y, 1 - y, 0, z])/(y*z) + (21*Zeta[3])/(y*z)) + G[1, 0, 1, y]*((((-23*I)/4)*Pi^3)/(y*z) + (Pi^2*(-98 + 46*y + 685*y^2 - 1351*y^3 + 953*y^4 - 235*y^5 + 460*z - 853*y*z + 99*y^2*z + 521*y^3*z - 227*y^4*z - 296*z^2 + 288*y*z^2 + 8*y^3*z^2 + 108*y*z^3))/(72*(-1 + y)^3*y*z*(-1 + y + z)^2) + (61*Zeta[3])/(2*y*z)) + G[1, 1, y]*((-43*Pi^4)/(30*y*z) + ((I/12)*Pi^3*(-8 - 16*y + 84*y^2 - 88*y^3 + 28*y^4 + 52*z - 66*y*z - 6*y^2*z + 20*y^3*z - 35*z^2 + 34*y*z^2 - 8*y^2*z^2))/ ((-1 + y)^2*y*z*(-1 + y + z)^2) + (Pi^2*(-66*y^4 + 258*y^5 - 378*y^6 + 246*y^7 - 60*y^8 + 328*y^3*z - 426*y^4*z - 629*y^5*z + 1284*y^6*z - 617*y^7*z + 60*y^8*z + 950*y^2*z^2 - 3888*y^3*z^2 + 4201*y^4*z^2 - 297*y^5*z^2 - 1481*y^6*z^2 + 515*y^7*z^2 + 682*y*z^3 - 5874*y^2*z^3 + 12074*y^3*z^3 - 8531*y^4*z^3 + 1214*y^5*z^3 + 575*y^6*z^3 + 60*z^4 - 2784*y*z^4 + 10931*y^2*z^4 - 13640*y^3*z^4 + 6623*y^4*z^4 - 834*y^5*z^4 - 180*z^5 + 3423*y*z^5 - 7651*y^2*z^5 + 6285*y^3*z^5 - 1801*y^4*z^5 + 180*z^6 - 1333*y*z^6 + 1812*y^2*z^6 - 1015*y^3*z^6 - 60*z^7 + 12*y*z^7 - 168*y^2*z^7))/ (144*(-1 + y)^2*y^2*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2) + (23*Pi^2*G[1, 1 - y, z])/(12*y*z) + (Pi^2*G[1 - y, 0, z])/(12*y*z) + (2*Pi^2*G[1 - y, 1, z])/(y*z) + (Pi^2*G[1 - y, 1 - y, z])/(6*y*z) + (Pi^2*G[1 - y, -y, z])/(3*y*z) - (Pi^2*G[-y, 0, z])/(3*y*z) + (5*Pi^2*G[-y, 1 - y, z])/(6*y*z) - (2*Pi^2*G[-y, -y, z])/(3*y*z) + (((-9*I)*Pi)/(y*z) + (-133 + 413*y - 385*y^2 + 7*y^3 + 154*y^4 - 56*y^5 + 290*z - 404*y*z - 174*y^2*z + 400*y^3*z - 112*y^4*z - 151*z^2 - 255*y*z^2 + 462*y^2*z^2 - 56*y^3*z^2 + 216*y*z^3)/ (12*(-1 + y)^3*y*z*(-1 + y + z)^2))*Zeta[3]) + G[0, 1, y]*((481*Pi^4)/(180*y*z) - ((I/72)*Pi^3*(-86 - 340*y + 1365*y^2 - 1366*y^3 + 427*y^4 + 388*z - 12*y*z - 906*y^2*z + 530*y^3*z - 248*z^2 + 28*y*z^2 + 103*y^2*z^2))/ ((-1 + y)^2*y*z*(-1 + y + z)^2) + (Pi^2*(162*y^4 - 306*y^5 - 414*y^6 + 1458*y^7 - 1260*y^8 + 360*y^9 + 2570*y^3*z - 8950*y^4*z + 9077*y^5*z + 1129*y^6*z - 6899*y^7*z + 3433*y^8*z - 360*y^9*z + 4753*y^2*z^2 - 25391*y^3*z^2 + 45999*y^4*z^2 - 30252*y^5*z^2 - 2425*y^6*z^2 + 9903*y^7*z^2 - 2587*y^8*z^2 + 2381*y*z^3 - 25102*y^2*z^3 + 72924*y^3*z^3 - 84556*y^4*z^3 + 34651*y^5*z^3 + 3858*y^6*z^3 - 4048*y^7*z^3 - 162*z^4 - 7437*y*z^4 + 44303*y^2*z^4 - 83241*y^3*z^4 + 62415*y^4*z^4 - 14450*y^5*z^4 - 1320*y^6*z^4 + 522*z^5 + 7347*y*z^5 - 30467*y^2*z^5 + 36969*y^3*z^5 - 14931*y^4*z^5 + 452*y^5*z^5 - 540*z^6 - 2075*y*z^6 + 5973*y^2*z^6 - 2913*y^3*z^6 - 553*y^4*z^6 + 180*z^7 - 216*y*z^7 + 540*y^2*z^7 - 504*y^3*z^7))/ (432*(-1 + y)^3*y^2*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2) + (11*Pi^2*G[0, 1, z])/(6*y*z) + (17*Pi^2*G[0, 1 - y, z])/(4*y*z) - (Pi^2*G[0, -y, z])/(6*y*z) + (29*Pi^2*G[1, 0, z])/(12*y*z) - (Pi^2*G[1, 1, z])/(6*y*z) - (29*Pi^2*G[1, 1 - y, z])/(12*y*z) + (5*Pi^2*G[1 - y, 0, z])/(2*y*z) - (3*Pi^2*G[1 - y, 1, z])/(2*y*z) - (5*Pi^2*G[1 - y, 1 - y, z])/(6*y*z) - (Pi^2*G[1 - y, -y, z])/(2*y*z) - (Pi^2*G[-y, 0, z])/(3*y*z) - (4*Pi^2*G[-y, 1 - y, z])/(3*y*z) + (Pi^2*G[-y, -y, z])/(y*z) + ((((21*I)/2)*Pi)/(y*z) + (-409 + 2022*y - 4083*y^2 + 4292*y^3 - 2463*y^4 + 726*y^5 - 85*y^6 + 614*z - 2428*y*z + 3734*y^2*z - 2918*y^3*z + 1204*y^4*z - 206*y^5*z - 256*z^2 + 592*y*z^2 - 483*y^2*z^2 + 322*y^3*z^2 - 121*y^4*z^2 + 108*y*z^3 - 108*y^2*z^3)/(12*(-1 + y)^4*y*z* (-1 + y + z)^2))*Zeta[3]) + G[1, 1 - y, z]* ((-37*Pi^4)/(90*y*z) + ((I/72)*Pi^3*(18*y^2 - 36*y*z + 36*y^2*z + 5*z^2 - 118*y*z^2 + 113*y^2*z^2 - 10*z^3 + 118*y*z^3 + 5*z^4))/ (y*z^3*(-1 + y + z)^2) + (Pi^2*(420*y^3 - 1200*y^4 + 1140*y^5 - 360*y^6 + 690*y^2*z - 3138*y^3*z + 4926*y^4*z - 3198*y^5*z + 720*y^6*z + 653*y*z^2 - 2588*y^2*z^2 + 4695*y^3*z^2 - 4418*y^4*z^2 + 1838*y^5*z^2 - 180*y^6*z^2 - 180*z^3 - 1581*y*z^3 + 3584*y^2*z^3 - 2799*y^3*z^3 + 1116*y^4*z^3 - 140*y^5*z^3 + 540*z^4 + 1167*y*z^4 - 1318*y^2*z^4 + 503*y^3*z^4 - 244*y^4*z^4 - 540*z^5 - 203*y*z^5 - 872*y^2*z^5 + 319*y^3*z^5 + 180*z^6 - 36*y*z^6 + 504*y^2*z^6))/(432*(-1 + y)^2*y^2*(-1 + z)*z^3* (-1 + y + z)^2) + ((((15*I)/2)*Pi)/(y*z) + (21*y^2 - 42*y*z + 42*y^2*z - 31*z^2 - 64*y*z^2 + 95*y^2*z^2 + 62*z^3 + 64*y*z^3 - 31*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[0, 1, 0, y] + (((6*I)*Pi)/(y*z) + (12*y^2 - 24*y*z + 24*y^2*z - z^2 - 34*y*z^2 + 44*y^2*z^2 + 2*z^3 + 43*y*z^3 - z^4)/ (6*y*z^3*(-1 + y + z)^2))*G[1, 0, 0, y] + (((-12*I)*Pi)/(y*z) + (y^2 - 2*y*z + 2*y^2*z - 12*z^2 + 90*y*z^2 - 60*y^2*z^2 + 24*z^3 - 72*y*z^3 - 12*z^4)/(4*y*z^3*(-1 + y + z)^2))* G[1, 1, 0, y] - (23*G[0, 0, 1, 0, y])/(2*y*z) - (7*G[0, 1, 0, 0, y])/(2*y*z) + (29*G[0, 1, 1, 0, y])/(2*y*z) - (4*G[1, 0, 0, 0, y])/(y*z) + (25*G[1, 0, 1, 0, y])/(2*y*z) + (14*G[1, 1, 0, 0, y])/(y*z) - (23*G[1, 1, 1, 0, y])/(2*y*z) + (((3*I)*Pi)/(y*z) + (-7*y^2 + 14*y*z - 14*y^2*z + 32*z^2 - 70*y*z^2 + 26*y^2*z^2 - 64*z^3 + 58*y*z^3 + 32*z^4)/(4*y*z^3*(-1 + y + z)^2))* Zeta[3]) + G[1, 1, z]*((-523*Pi^4)/(360*y*z) + ((I/36)*Pi^3*(-9*y^2 + 18*y*z - 18*y^2*z + 20*z^2 - 94*y*z^2 + 47*y^2*z^2 - 40*z^3 + 67*y*z^3 + 20*z^4))/(y*z^3*(-1 + y + z)^2) + (Pi^2*(-140*y^3 + 400*y^4 - 380*y^5 + 120*y^6 - 230*y^2*z + 1034*y^3*z - 1618*y^4*z + 1054*y^5*z - 240*y^6*z - 51*y*z^2 + 382*y^2*z^2 - 1192*y^3*z^2 + 1562*y^4*z^2 - 821*y^5*z^2 + 120*y^6*z^2 + 60*z^3 + 9*y*z^3 + 406*y^2*z^3 - 668*y^3*z^3 + 118*y^4*z^3 + 75*y^5*z^3 - 180*z^4 + 147*y*z^4 - 1068*y^2*z^4 + 1203*y^3*z^4 - 318*y^4*z^4 + 180*z^5 - 117*y*z^5 + 678*y^2*z^5 - 309*y^3*z^5 - 60*z^6 + 12*y*z^6 - 168*y^2*z^6))/ (144*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2) + (((6*I)*Pi)/(y*z) + (-5*y^2 + 10*y*z - 10*y^2*z + 24*z^2 - 66*y*z^2 + 30*y^2*z^2 - 48*z^3 + 54*y*z^3 + 24*z^4)/(4*y*z^3*(-1 + y + z)^2))* G[0, 1, 0, y] + (((-6*I)*Pi)/(y*z) + (5*y^2 - 10*y*z + 10*y^2*z - 24*z^2 + 66*y*z^2 - 30*y^2*z^2 + 48*z^3 - 54*y*z^3 - 24*z^4)/ (4*y*z^3*(-1 + y + z)^2))*G[1, 1, 0, y] - (8*G[0, 0, 1, 0, y])/ (y*z) - (8*G[0, 1, 0, 0, y])/(y*z) + G[0, 1, 1, 0, y]/(y*z) + (7*G[1, 0, 1, 0, y])/(y*z) + (8*G[1, 1, 0, 0, y])/(y*z) + (((9*I)*Pi)/(y*z) + (-27*y^2 + 54*y*z - 54*y^2*z + 80*z^2 - 286*y*z^2 + 134*y^2*z^2 - 160*z^3 + 214*y*z^3 + 80*z^4)/ (12*y*z^3*(-1 + y + z)^2))*Zeta[3]) + G[-y, 1 - y, z]* ((-299*Pi^4)/(180*y*z) - ((I/36)*Pi^3*(81*y^2 - 180*y^3 + 90*y^4 - 162*y^2*z + 162*y^3*z + 19*z^2 - 92*y*z^2 + 127*y^2*z^2 - 110*z^3 + 128*y*z^3 + 73*z^4))/(y*z^3*(-1 + y + z)^2) + (Pi^2*(1944*y^5 - 7314*y^6 + 10338*y^7 - 6510*y^8 + 1542*y^9 + 3132*y^4*z - 16446*y^5*z + 31770*y^6*z - 28092*y^7*z + 10998*y^8*z - 1362*y^9*z + 3865*y^3*z^2 - 19972*y^4*z^2 + 43128*y^5*z^2 - 46108*y^6*z^2 + 23395*y^7*z^2 - 4308*y^8*z^2 + 4400*y^2*z^3 - 23513*y^3*z^3 + 49984*y^4*z^3 - 53894*y^5*z^3 + 29024*y^6*z^3 - 6001*y^7*z^3 + 697*y*z^4 - 13966*y^2*z^4 + 43523*y^3*z^4 - 57072*y^4*z^4 + 35198*y^5*z^4 - 7732*y^6*z^4 + 162*z^5 - 3003*y*z^5 + 17572*y^2*z^5 - 35237*y^3*z^5 + 31552*y^4*z^5 - 9750*y^5*z^5 - 522*z^6 + 4065*y*z^6 - 10336*y^2*z^6 + 14237*y^3*z^6 - 7444*y^4*z^6 + 540*z^7 - 1795*y*z^7 + 2834*y^2*z^7 - 2875*y^3*z^7 - 180*z^8 + 36*y*z^8 - 504*y^2*z^8))/(432*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2* (y + z)^2) + (((15*I)*Pi)/(y*z) + (-17*y^2 + 40*y^3 - 20*y^4 + 7*y*z + 20*y^2*z - 27*y^3*z - 5*z^2 + 10*y*z^2 - 14*y^2*z^2 + 30*z^3 - 27*y*z^3 - 20*z^4)/(2*y*z^3*(-1 + y + z)^2))* G[0, 1, 0, y] + (((18*I)*Pi)/(y*z) + (-129*y^2 + 300*y^3 - 150*y^4 + 42*y*z + 174*y^2*z - 216*y^3*z - 38*z^2 + 70*y*z^2 - 110*y^2*z^2 + 196*z^3 - 172*y*z^3 - 128*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[1, 0, 0, y] + ((33*y^2 - 60*y^3 + 30*y^4 + 42*y*z - 150*y^2*z + 108*y^3*z - 70*z^2 + 74*y*z^2 + 38*y^2*z^2 + 164*z^3 - 128*y*z^3 - 88*z^4)*G[1, 1, 0, y])/(12*y*z^3*(-1 + y + z)^2) - (10*G[0, 0, 1, 0, y])/(y*z) - (17*G[0, 1, 0, 0, y])/(y*z) + (8*G[0, 1, 1, 0, y])/(y*z) - (17*G[1, 0, 0, 0, y])/(y*z) + (8*G[1, 0, 1, 0, y])/(y*z) + (4*G[1, 1, 0, 0, y])/(y*z) - (5*G[1, 1, 1, 0, y])/(y*z) + (((-12*I)*Pi)/(y*z) + (21*y^2 - 60*y^3 + 30*y^4 - 42*y*z + 42*y^2*z + 46*z^2 - 62*y*z^2 + 10*y^2*z^2 - 164*z^3 + 140*y*z^3 + 100*z^4)/ (6*y*z^3*(-1 + y + z)^2))*Zeta[3]) + G[1, 0, y]*((-1441*Pi^4)/(1440*y*z) + ((I/144)*Pi^3*(-73 + 76*y + 156*y^2 - 248*y^3 + 89*y^4 - 430*z + 138*y*z + 546*y^2*z - 254*y^3*z + 359*z^2 + 218*y*z^2 - 343*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) - ((I/864)*Pi*(11664*y^2 - 47952*y^3 + 73872*y^4 - 50544*y^5 + 12960*y^6 - 77395*y*z + 289648*y^2*z - 409854*y^3*z + 260344*y^4*z - 62743*y^5*z - 81931*z^2 + 479034*y*z^2 - 885072*y^2*z^2 + 701254*y^3*z^2 - 213285*y^4*z^2 + 162818*z^3 - 503617*y*z^3 + 491576*y^2*z^3 - 166611*y^3*z^3 - 80887*z^4 + 94082*y*z^4 - 29029*y^2*z^4))/((-1 + y)^2*y*z^2*(-1 + y + z)^2* (y + z)) + (247536*y^2 - 996192*y^3 + 1503360*y^4 - 1008288*y^5 + 253584*y^6 - 261115*y*z + 665992*y^2*z - 342285*y^3*z - 523178*y^4*z + 714818*y^5*z - 254232*y^6*z - 474415*z^2 + 3014545*y*z^2 - 5944210*y^2*z^2 + 5520427*y^3*z^2 - 2411113*y^4*z^2 + 294766*y^5*z^2 + 1420833*z^3 - 5516986*y*z^3 + 7636112*y^2*z^3 - 5119114*y^3*z^3 + 1430931*y^4*z^3 - 1418421*z^4 + 3141270*y*z^4 - 2658717*y^2*z^4 + 935868*y^3*z^4 + 472003*z^5 - 377714*y*z^5 + 53935*y^2*z^5)/(5184*(-1 + y)^2*y*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)) + (Pi^2*(-972*y^3 + 6084*y^4 - 14580*y^5 + 16956*y^6 - 9648*y^7 + 2160*y^8 - 31628*y^2*z + 154084*y^3*z - 304751*y^4*z + 308189*y^5*z - 162481*y^6*z + 38747*y^7*z - 2160*y^8*z - 61474*y*z^2 + 380402*y^2*z^2 - 933975*y^3*z^2 + 1165392*y^4*z^2 - 773096*y^5*z^2 + 252462*y^6*z^2 - 29711*y^7*z^2 - 31214*z^3 + 322600*y*z^3 - 1100073*y^2*z^3 + 1778452*y^3*z^3 - 1496542*y^4*z^3 + 633318*y^5*z^3 - 106325*y^6*z^3 + 89406*z^4 - 541553*y*z^4 + 1233924*y^2*z^4 - 1351830*y^3*z^4 + 722876*y^4*z^4 - 152607*y^5*z^4 - 85284*z^5 + 355931*y*z^5 - 550659*y^2*z^5 + 374079*y^3*z^5 - 94283*y^4*z^5 + 27092*z^6 - 75504*y*z^6 + 68646*y^2*z^6 - 20450*y^3*z^6))/(864*(-1 + y)^3*y*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)^2) + ((-31*Pi^2)/(12*y*z) + ((I/12)*Pi*(18*y^2 - 36*y*z + 36*y^2*z + 5*z^2 - 118*y*z^2 + 113*y^2*z^2 - 10*z^3 + 118*y*z^3 + 5*z^4))/ (y*z^3*(-1 + y + z)^2) + (420*y^3 - 1200*y^4 + 1140*y^5 - 360*y^6 + 690*y^2*z - 3138*y^3*z + 4926*y^4*z - 3198*y^5*z + 720*y^6*z + 653*y*z^2 - 2588*y^2*z^2 + 4695*y^3*z^2 - 4418*y^4*z^2 + 1838*y^5*z^2 - 180*y^6*z^2 - 180*z^3 - 1581*y*z^3 + 3584*y^2*z^3 - 2799*y^3*z^3 + 1116*y^4*z^3 - 140*y^5*z^3 + 540*z^4 + 1167*y*z^4 - 1318*y^2*z^4 + 503*y^3*z^4 - 244*y^4*z^4 - 540*z^5 - 203*y*z^5 - 872*y^2*z^5 + 319*y^3*z^5 + 180*z^6 - 36*y*z^6 + 504*y^2*z^6)/ (72*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2))*G[1, 0, z] - (Pi^2*G[1, 1, z])/(2*y*z) + ((8*Pi^2)/(3*y*z) - ((I/12)*Pi*(18*y^2 - 36*y*z + 36*y^2*z + 5*z^2 - 118*y*z^2 + 113*y^2*z^2 - 10*z^3 + 118*y*z^3 + 5*z^4))/ (y*z^3*(-1 + y + z)^2) + (-420*y^3 + 1200*y^4 - 1140*y^5 + 360*y^6 - 690*y^2*z + 3138*y^3*z - 4926*y^4*z + 3198*y^5*z - 720*y^6*z - 653*y*z^2 + 2588*y^2*z^2 - 4695*y^3*z^2 + 4418*y^4*z^2 - 1838*y^5*z^2 + 180*y^6*z^2 + 180*z^3 + 1581*y*z^3 - 3584*y^2*z^3 + 2799*y^3*z^3 - 1116*y^4*z^3 + 140*y^5*z^3 - 540*z^4 - 1167*y*z^4 + 1318*y^2*z^4 - 503*y^3*z^4 + 244*y^4*z^4 + 540*z^5 + 203*y*z^5 + 872*y^2*z^5 - 319*y^3*z^5 - 180*z^6 + 36*y*z^6 - 504*y^2*z^6)/(72*(-1 + y)^2*y^2*(-1 + z)*z^3* (-1 + y + z)^2))*G[1, 1 - y, z] + ((-53*Pi^2)/(12*y*z) - ((I/12)*Pi*(299 - 872*y + 903*y^2 - 386*y^3 + 56*y^4 - 670*z + 1434*y*z - 984*y^2*z + 220*y^3*z + 353*z^2 - 454*y*z^2 + 164*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (-684*y^4 + 3852*y^5 - 7452*y^6 + 6084*y^7 - 1800*y^8 + 1189*y^3*z + 818*y^4*z - 13329*y^5*z + 21248*y^6*z - 11726*y^7*z + 1800*y^8*z + 4043*y^2*z^2 - 16313*y^3*z^2 + 15148*y^4*z^2 + 10051*y^5*z^2 - 19057*y^6*z^2 + 6128*y^7*z^2 + 2152*y*z^3 - 19987*y^2*z^3 + 46634*y^3*z^3 - 35964*y^4*z^3 + 1448*y^5*z^3 + 5261*y^6*z^3 + 180*z^4 - 7446*y*z^4 + 33271*y^2*z^4 - 50264*y^3*z^4 + 27445*y^4*z^4 - 2994*y^5*z^4 - 540*z^5 + 8400*y*z^5 - 22573*y^2*z^5 + 22580*y^3*z^5 - 6763*y^4*z^5 + 540*z^6 - 3142*y*z^6 + 5750*y^2*z^6 - 3340*y^3*z^6 - 180*z^7 + 36*y*z^7 - 504*y^2*z^7)/(72*(-1 + y)^2*y^2*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2))*G[1 - y, 0, z] - (2*Pi^2*G[1 - y, 1, z])/(3*y*z) + ((9*Pi^2)/(2*y*z) + ((I/12)*Pi*(180*y^2 - 720*y^3 + 1080*y^4 - 720*y^5 + 180*y^6 - 36*y*z - 216*y^2*z + 864*y^3*z - 936*y^4*z + 324*y^5*z + 239*z^2 - 524*y*z^2 + 408*y^2*z^2 - 200*y^3*z^2 + 77*y^4*z^2 - 478*z^3 + 768*y*z^3 - 246*y^2*z^3 - 44*y^3*z^3 + 239*z^4 - 190*y*z^4 + 23*y^2*z^4))/((-1 + y)^2*y*z^3* (-1 + y + z)^2) + (-1524*y^5 + 6114*y^6 - 9198*y^7 + 6150*y^8 - 1542*y^9 - 2178*y^4*z + 11628*y^5*z - 23196*y^6*z + 21582*y^7*z - 9198*y^8*z + 1362*y^9*z - 1892*y^3*z^2 + 9446*y^4*z^2 - 19059*y^5*z^2 + 20576*y^6*z^2 - 12299*y^7*z^2 + 3228*y^8*z^2 - 3112*y^2*z^3 + 13672*y^3*z^3 - 19151*y^4*z^3 + 7825*y^5*z^3 + 923*y^6*z^3 - 157*y^7*z^3 - 1856*y*z^4 + 15110*y^2*z^4 - 32515*y^3*z^4 + 21183*y^4*z^4 + 3245*y^5*z^4 - 4777*y^6*z^4 - 180*z^5 + 6108*y*z^5 - 24371*y^2*z^5 + 32113*y^3*z^5 - 12497*y^4*z^5 - 1431*y^5*z^5 + 540*z^6 - 6684*y*z^6 + 16097*y^2*z^6 - 14368*y^3*z^6 + 3377*y^4*z^6 - 540*z^7 + 2468*y*z^7 - 4228*y^2*z^7 + 2558*y^3*z^7 + 180*z^8 - 36*y*z^8 + 504*y^2*z^8)/(72*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2* (y + z)^2))*G[1 - y, 1 - y, z] + (5*Pi^2*G[1 - y, -y, z])/ (6*y*z) + ((-47*Pi^2)/(6*y*z) - ((I/6)*Pi*(81*y^2 - 180*y^3 + 90*y^4 - 162*y^2*z + 162*y^3*z + 19*z^2 - 92*y*z^2 + 127*y^2*z^2 - 110*z^3 + 128*y*z^3 + 73*z^4))/ (y*z^3*(-1 + y + z)^2) + (1944*y^5 - 7314*y^6 + 10338*y^7 - 6510*y^8 + 1542*y^9 + 3132*y^4*z - 16446*y^5*z + 31770*y^6*z - 28092*y^7*z + 10998*y^8*z - 1362*y^9*z + 3865*y^3*z^2 - 19972*y^4*z^2 + 43128*y^5*z^2 - 46108*y^6*z^2 + 23395*y^7*z^2 - 4308*y^8*z^2 + 4400*y^2*z^3 - 23513*y^3*z^3 + 49984*y^4*z^3 - 53894*y^5*z^3 + 29024*y^6*z^3 - 6001*y^7*z^3 + 697*y*z^4 - 13966*y^2*z^4 + 43523*y^3*z^4 - 57072*y^4*z^4 + 35198*y^5*z^4 - 7732*y^6*z^4 + 162*z^5 - 3003*y*z^5 + 17572*y^2*z^5 - 35237*y^3*z^5 + 31552*y^4*z^5 - 9750*y^5*z^5 - 522*z^6 + 4065*y*z^6 - 10336*y^2*z^6 + 14237*y^3*z^6 - 7444*y^4*z^6 + 540*z^7 - 1795*y*z^7 + 2834*y^2*z^7 - 2875*y^3*z^7 - 180*z^8 + 36*y*z^8 - 504*y^2*z^8)/(72*(-1 + y)^2*y^2*(-1 + z)*z^3* (-1 + y + z)^2*(y + z)^2))*G[-y, 0, z] + ((17*Pi^2)/(2*y*z) + ((I/6)*Pi*(81*y^2 - 180*y^3 + 90*y^4 - 162*y^2*z + 162*y^3*z + 19*z^2 - 92*y*z^2 + 127*y^2*z^2 - 110*z^3 + 128*y*z^3 + 73*z^4))/(y*z^3*(-1 + y + z)^2) + (-1944*y^5 + 7314*y^6 - 10338*y^7 + 6510*y^8 - 1542*y^9 - 3132*y^4*z + 16446*y^5*z - 31770*y^6*z + 28092*y^7*z - 10998*y^8*z + 1362*y^9*z - 3865*y^3*z^2 + 19972*y^4*z^2 - 43128*y^5*z^2 + 46108*y^6*z^2 - 23395*y^7*z^2 + 4308*y^8*z^2 - 4400*y^2*z^3 + 23513*y^3*z^3 - 49984*y^4*z^3 + 53894*y^5*z^3 - 29024*y^6*z^3 + 6001*y^7*z^3 - 697*y*z^4 + 13966*y^2*z^4 - 43523*y^3*z^4 + 57072*y^4*z^4 - 35198*y^5*z^4 + 7732*y^6*z^4 - 162*z^5 + 3003*y*z^5 - 17572*y^2*z^5 + 35237*y^3*z^5 - 31552*y^4*z^5 + 9750*y^5*z^5 + 522*z^6 - 4065*y*z^6 + 10336*y^2*z^6 - 14237*y^3*z^6 + 7444*y^4*z^6 - 540*z^7 + 1795*y*z^7 - 2834*y^2*z^7 + 2875*y^3*z^7 + 180*z^8 - 36*y*z^8 + 504*y^2*z^8)/(72*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2* (y + z)^2))*G[-y, 1 - y, z] - (5*Pi^2*G[-y, -y, z])/(3*y*z) + (((33*I)*Pi)/(y*z) + (-58 + 188*y - 227*y^2 + 122*y^3 - 25*y^4 + 168*z - 393*y*z + 308*y^2*z - 83*y^3*z - 97*z^2 + 142*y*z^2 - 58*y^2*z^2)/(2*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[0, 0, 0, z] + ((((-87*I)/2)*Pi)/(y*z) + (440 - 1016*y + 594*y^2 + 100*y^3 - 118*y^4 - 880*z + 1587*y*z - 732*y^2*z + 25*y^3*z + 440*z^2 - 484*y*z^2 + 143*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[0, 0, 1 - y, z] + ((((-21*I)/2)*Pi)/(y*z) + (-3*y^2 + 9*y^3 - 9*y^4 + 3*y^5 + 6*y*z - 24*y^2*z + 36*y^3*z - 24*y^4*z + 6*y^5*z + 34*z^2 - 320*y*z^2 + 898*y^2*z^2 - 1114*y^3*z^2 + 644*y^4*z^2 - 142*y^5*z^2 - 56*z^3 + 242*y*z^3 - 492*y^2*z^3 + 482*y^3*z^3 - 176*y^4*z^3 + 25*z^4 + 129*y*z^4 - 120*y^2*z^4 - 34*y^3*z^4 - 108*y*z^5)/(12*(-1 + y)^3*y*z^3* (-1 + y + z)^2))*G[0, 1, 0, z] + ((((21*I)/2)*Pi)/(y*z) + (3*y^2 - 9*y^3 + 9*y^4 - 3*y^5 - 6*y*z + 24*y^2*z - 36*y^3*z + 24*y^4*z - 6*y^5*z - 34*z^2 + 320*y*z^2 - 898*y^2*z^2 + 1114*y^3*z^2 - 644*y^4*z^2 + 142*y^5*z^2 + 56*z^3 - 242*y*z^3 + 492*y^2*z^3 - 482*y^3*z^3 + 176*y^4*z^3 - 25*z^4 - 129*y*z^4 + 120*y^2*z^4 + 34*y^3*z^4 + 108*y*z^5)/ (12*(-1 + y)^3*y*z^3*(-1 + y + z)^2))*G[0, 1, 1 - y, z] + (((-21*I)*Pi)/(y*z) + (-236 + 700*y - 560*y^2 - 160*y^3 + 380*y^4 - 124*y^5 + 520*z - 1225*y*z + 813*y^2*z - 31*y^3*z - 77*y^4*z - 272*z^2 + 300*y*z^2 - 75*y^2*z^2 + 47*y^3*z^2 + 108*y*z^3)/ (12*(-1 + y)^3*y*z*(-1 + y + z)^2))*G[0, 1 - y, 0, z] + (((21*I)*Pi)/(y*z) + (-15*y^2 + 75*y^3 - 150*y^4 + 150*y^5 - 75*y^6 + 15*y^7 + 3*y*z + 45*y^2*z - 240*y^3*z + 450*y^4*z - 405*y^5*z + 177*y^6*z - 30*y^7*z + 125*z^2 - 313*y*z^2 - 46*y^2*z^2 + 904*y^3*z^2 - 1211*y^4*z^2 + 739*y^5*z^2 - 228*y^6*z^2 + 30*y^7*z^2 - 464*z^3 + 1002*y*z^3 + 20*y^2*z^3 - 1639*y^3*z^3 + 1611*y^4*z^3 - 611*y^5*z^3 + 81*y^6*z^3 + 651*z^4 - 1119*y*z^4 - 73*y^2*z^4 + 1215*y^3*z^4 - 846*y^4*z^4 + 172*y^5*z^4 - 410*z^5 + 415*y*z^5 + 135*y^2*z^5 - 325*y^3*z^5 + 131*y^4*z^5 + 98*z^6 + 66*y*z^6 - 66*y^2*z^6 + 10*y^3*z^6 - 54*y*z^7)/ (6*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[0, 1 - y, 1 - y, z] + (((-15*I)*Pi)/(y*z) + (9*y^2 - 47*y^3 + 97*y^4 - 99*y^5 + 50*y^6 - 10*y^7 - 36*y^2*z + 166*y^3*z - 302*y^4*z + 270*y^5*z - 118*y^6*z + 20*y^7*z - 10*z^2 + 84*y*z^2 - 145*y^2*z^2 - 61*y^3*z^2 + 383*y^4*z^2 - 383*y^5*z^2 + 152*y^6*z^2 - 20*y^7*z^2 + 112*z^3 - 546*y*z^3 + 920*y^2*z^3 - 574*y^3*z^3 - 42*y^4*z^3 + 184*y^5*z^3 - 54*y^6*z^3 - 258*z^4 + 1080*y*z^4 - 1528*y^2*z^4 + 912*y^3*z^4 - 204*y^4*z^4 - 2*y^5*z^4 + 220*z^5 - 894*y*z^5 + 1002*y^2*z^5 - 442*y^3*z^5 + 78*y^4*z^5 - 64*z^6 + 312*y*z^6 - 222*y^2*z^6 + 46*y^3*z^6 - 36*y*z^7)/(4*(-1 + y)^3*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[0, -y, 0, z] + (((15*I)*Pi)/(y*z) + (-9*y^2 + 47*y^3 - 97*y^4 + 99*y^5 - 50*y^6 + 10*y^7 + 36*y^2*z - 166*y^3*z + 302*y^4*z - 270*y^5*z + 118*y^6*z - 20*y^7*z + 10*z^2 - 84*y*z^2 + 145*y^2*z^2 + 61*y^3*z^2 - 383*y^4*z^2 + 383*y^5*z^2 - 152*y^6*z^2 + 20*y^7*z^2 - 112*z^3 + 546*y*z^3 - 920*y^2*z^3 + 574*y^3*z^3 + 42*y^4*z^3 - 184*y^5*z^3 + 54*y^6*z^3 + 258*z^4 - 1080*y*z^4 + 1528*y^2*z^4 - 912*y^3*z^4 + 204*y^4*z^4 + 2*y^5*z^4 - 220*z^5 + 894*y*z^5 - 1002*y^2*z^5 + 442*y^3*z^5 - 78*y^4*z^5 + 64*z^6 - 312*y*z^6 + 222*y^2*z^6 - 46*y^3*z^6 + 36*y*z^7)/ (4*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[0, -y, 1 - y, z] + (((-15*I)*Pi)/(y*z) + (-15*y^2 + 30*y*z - 30*y^2*z + 8*z^2 + 194*y*z^2 - 172*y^2*z^2 - 16*z^3 - 164*y*z^3 + 8*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[1, 0, 0, z] + ((((27*I)/2)*Pi)/(y*z) + (6*y^2 - 12*y*z + 12*y^2*z - 4*z^2 - 88*y*z^2 + 77*y^2*z^2 + 8*z^3 + 73*y*z^3 - 4*z^4)/(6*y*z^3*(-1 + y + z)^2))*G[1, 0, 1 - y, z] + (((6*I)*Pi)/(y*z) + (-5*y^2 + 10*y*z - 10*y^2*z + 24*z^2 - 66*y*z^2 + 30*y^2*z^2 - 48*z^3 + 54*y*z^3 + 24*z^4)/(4*y*z^3*(-1 + y + z)^2))* G[1, 1, 0, z] + (((-6*I)*Pi)/(y*z) + (5*y^2 - 10*y*z + 10*y^2*z - 24*z^2 + 66*y*z^2 - 30*y^2*z^2 + 48*z^3 - 54*y*z^3 - 24*z^4)/ (4*y*z^3*(-1 + y + z)^2))*G[1, 1, 1 - y, z] + ((((27*I)/2)*Pi)/(y*z) + (3*y^2 - 6*y*z + 6*y^2*z + 7*z^2 - 116*y*z^2 + 88*y^2*z^2 - 14*z^3 + 95*y*z^3 + 7*z^4)/ (6*y*z^3*(-1 + y + z)^2))*G[1, 1 - y, 0, z] + (((-12*I)*Pi)/(y*z) + (-3*y^2 + 6*y*z - 6*y^2*z - 14*z^2 + 214*y*z^2 - 158*y^2*z^2 + 28*z^3 - 172*y*z^3 - 14*z^4)/ (12*y*z^3*(-1 + y + z)^2))*G[1, 1 - y, 1 - y, z] + ((((-3*I)/2)*Pi)/(y*z) + (280 - 832*y + 888*y^2 - 400*y^3 + 64*y^4 - 656*z + 1383*y*z - 936*y^2*z + 209*y^3*z + 352*z^2 - 428*y*z^2 + 145*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[1 - y, 0, 0, z] + (((12*I)*Pi)/(y*z) + (-240*y^2 + 960*y^3 - 1440*y^4 + 960*y^5 - 240*y^6 - 6*y*z + 504*y^2*z - 1476*y^3*z + 1464*y^4*z - 486*y^5*z - 221*z^2 + 452*y*z^2 - 381*y^2*z^2 + 290*y^3*z^2 - 140*y^4*z^2 + 442*z^3 - 564*y*z^3 - 24*y^2*z^3 + 146*y^3*z^3 - 221*z^4 + 94*y*z^4 + 40*y^2*z^4)/(12*(-1 + y)^2*y*z^3*(-1 + y + z)^2))* G[1 - y, 0, 1 - y, z] + (((3*I)*Pi)/(y*z) + (-66*y^2 + 318*y^3 - 618*y^4 + 606*y^5 - 300*y^6 + 60*y^7 + 24*y*z + 144*y^2*z - 924*y^3*z + 1788*y^4*z - 1620*y^5*z + 708*y^6*z - 120*y^7*z + 47*z^2 - 307*y*z^2 + 497*y^2*z^2 + 109*y^3*z^2 - 974*y^4*z^2 + 916*y^5*z^2 - 318*y^6*z^2 + 30*y^7*z^2 - 188*z^3 + 1026*y*z^3 - 1948*y^2*z^3 + 1670*y^3*z^3 - 660*y^4*z^3 + 100*y^5*z^3 + 282*z^4 - 1572*y*z^4 + 2495*y^2*z^4 - 1707*y^3*z^4 + 594*y^4*z^4 - 92*y^5*z^4 - 188*z^5 + 1282*y*z^5 - 1458*y^2*z^5 + 572*y^3*z^5 - 100*y^4*z^5 + 47*z^6 - 561*y*z^6 + 336*y^2*z^6 - 38*y^3*z^6 + 108*y*z^7)/(12*(-1 + y)^3*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[1 - y, 1, 0, z] + (((-3*I)*Pi)/(y*z) + (66*y^2 - 318*y^3 + 618*y^4 - 606*y^5 + 300*y^6 - 60*y^7 - 24*y*z - 144*y^2*z + 924*y^3*z - 1788*y^4*z + 1620*y^5*z - 708*y^6*z + 120*y^7*z - 47*z^2 + 307*y*z^2 - 497*y^2*z^2 - 109*y^3*z^2 + 974*y^4*z^2 - 916*y^5*z^2 + 318*y^6*z^2 - 30*y^7*z^2 + 188*z^3 - 1026*y*z^3 + 1948*y^2*z^3 - 1670*y^3*z^3 + 660*y^4*z^3 - 100*y^5*z^3 - 282*z^4 + 1572*y*z^4 - 2495*y^2*z^4 + 1707*y^3*z^4 - 594*y^4*z^4 + 92*y^5*z^4 + 188*z^5 - 1282*y*z^5 + 1458*y^2*z^5 - 572*y^3*z^5 + 100*y^4*z^5 - 47*z^6 + 561*y*z^6 - 336*y^2*z^6 + 38*y^3*z^6 - 108*y*z^7)/ (12*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[1 - y, 1, 1 - y, z] + (((3*I)*Pi)/(y*z) + (30*y^2 - 150*y^3 + 300*y^4 - 300*y^5 + 150*y^6 - 30*y^7 + 3*y*z - 75*y^2*z + 270*y^3*z - 390*y^4*z + 255*y^5*z - 63*y^6*z + 33*z^2 - 123*y*z^2 + 204*y^2*z^2 - 204*y^3*z^2 + 123*y^4*z^2 - 33*y^5*z^2 - 70*z^3 + 173*y*z^3 - 139*y^2*z^3 + 39*y^3*z^3 - 3*y^4*z^3 + 36*z^4 - 28*y*z^4 - 5*y^2*z^4 - 3*y^3*z^4 - 18*y*z^5)/ (2*(-1 + y)^3*y*z^3*(-1 + y + z)^2))*G[1 - y, 1 - y, 0, z] + (((-3*I)*Pi)/(y*z) + (-240*y^2 + 1200*y^3 - 2400*y^4 + 2400*y^5 - 1200*y^6 + 240*y^7 - 60*y*z + 1260*y^2*z - 4920*y^3*z + 8280*y^4*z - 7020*y^5*z + 2940*y^6*z - 480*y^7*z - 151*z^2 + 683*y*z^2 - 2770*y^2*z^2 + 7174*y^3*z^2 - 9677*y^4*z^2 + 6613*y^5*z^2 - 2082*y^6*z^2 + 210*y^7*z^2 + 604*z^3 - 1800*y*z^3 + 2978*y^2*z^3 - 4378*y^3*z^3 + 4434*y^4*z^3 - 2270*y^5*z^3 + 432*y^6*z^3 - 906*z^4 + 1788*y*z^4 - 1303*y^2*z^4 + 777*y^3*z^4 - 543*y^4*z^4 + 187*y^5*z^4 + 604*z^5 - 500*y*z^5 - 108*y^2*z^5 + 176*y^3*z^5 - 64*y^4*z^5 - 151*z^6 - 219*y*z^6 + 183*y^2*z^6 - 29*y^3*z^6 + 108*y*z^7)/(12*(-1 + y)^3*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[1 - y, 1 - y, 1 - y, z] + (((-12*I)*Pi)/(y*z) + (-63*y^2 + 309*y^3 - 609*y^4 + 603*y^5 - 300*y^6 + 60*y^7 + 18*y*z + 162*y^2*z - 942*y^3*z + 1794*y^4*z - 1620*y^5*z + 708*y^6*z - 120*y^7*z - 47*z^2 + 157*y*z^2 - 461*y^2*z^2 + 1193*y^3*z^2 - 1723*y^4*z^2 + 1253*y^5*z^2 - 417*y^6*z^2 + 45*y^7*z^2 + 164*z^3 - 618*y*z^3 + 1054*y^2*z^3 - 1112*y^3*z^3 + 768*y^4*z^3 - 310*y^5*z^3 + 54*y^6*z^3 - 216*z^4 + 708*y*z^4 - 1100*y^2*z^4 + 870*y^3*z^4 - 291*y^4*z^4 + 29*y^5*z^4 + 128*z^5 - 226*y*z^5 + 450*y^2*z^5 - 374*y^3*z^5 + 76*y^4*z^5 - 29*z^6 - 93*y*z^6 - 42*y^2*z^6 + 56*y^3*z^6 + 54*y*z^7)/(6*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[1 - y, -y, 0, z] + (((12*I)*Pi)/(y*z) + (63*y^2 - 309*y^3 + 609*y^4 - 603*y^5 + 300*y^6 - 60*y^7 - 18*y*z - 162*y^2*z + 942*y^3*z - 1794*y^4*z + 1620*y^5*z - 708*y^6*z + 120*y^7*z + 47*z^2 - 157*y*z^2 + 461*y^2*z^2 - 1193*y^3*z^2 + 1723*y^4*z^2 - 1253*y^5*z^2 + 417*y^6*z^2 - 45*y^7*z^2 - 164*z^3 + 618*y*z^3 - 1054*y^2*z^3 + 1112*y^3*z^3 - 768*y^4*z^3 + 310*y^5*z^3 - 54*y^6*z^3 + 216*z^4 - 708*y*z^4 + 1100*y^2*z^4 - 870*y^3*z^4 + 291*y^4*z^4 - 29*y^5*z^4 - 128*z^5 + 226*y*z^5 - 450*y^2*z^5 + 374*y^3*z^5 - 76*y^4*z^5 + 29*z^6 + 93*y*z^6 + 42*y^2*z^6 - 56*y^3*z^6 - 54*y*z^7)/(6*(-1 + y)^3*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[1 - y, -y, 1 - y, z] + (((-18*I)*Pi)/(y*z) + (195*y^2 - 420*y^3 + 210*y^4 + 42*y*z - 474*y^2*z + 432*y^3*z + 38*z^2 - 298*y*z^2 + 398*y^2*z^2 - 244*z^3 + 340*y*z^3 + 164*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[-y, 0, 0, z] + (((15*I)*Pi)/(y*z) + (-45*y^2 + 100*y^3 - 50*y^4 + 90*y^2*z - 90*y^3*z - 10*z^2 + 58*y*z^2 - 76*y^2*z^2 + 68*z^3 - 82*y*z^3 - 46*z^4)/(4*y*z^3*(-1 + y + z)^2))*G[-y, 0, 1 - y, z] + (((9*I)*Pi)/(y*z) + (-57*y^2 + 120*y^3 - 60*y^4 - 21*y*z + 156*y^2*z - 135*y^3*z + 8*z^2 + 56*y*z^2 - 109*y^2*z^2 + 20*z^3 - 53*y*z^3 - 19*z^4)/(6*y*z^3*(-1 + y + z)^2))*G[-y, 1 - y, 0, z] + (((-6*I)*Pi)/(y*z) + (9*y^2 - 20*y^3 + 10*y^4 - 18*y^2*z + 18*y^3*z - 4*z^2 + 2*y*z^2 + 8*y^2*z^2 + 2*y*z^3 + 2*z^4)/ (2*y*z^3*(-1 + y + z)^2))*G[-y, 1 - y, 1 - y, z] + (((24*I)*Pi)/(y*z) + (-75*y^2 + 180*y^3 - 90*y^4 + 42*y*z + 66*y^2*z - 108*y^3*z - 22*z^2 + 50*y*z^2 - 58*y^2*z^2 + 164*z^3 - 152*y*z^3 - 112*z^4)/(6*y*z^3*(-1 + y + z)^2))*G[-y, -y, 0, z] + (((-24*I)*Pi)/(y*z) + (75*y^2 - 180*y^3 + 90*y^4 - 42*y*z - 66*y^2*z + 108*y^3*z + 22*z^2 - 50*y*z^2 + 58*y^2*z^2 - 164*z^3 + 152*y*z^3 + 112*z^4)/(6*y*z^3*(-1 + y + z)^2))*G[-y, -y, 1 - y, z] - (57*G[0, 0, 0, 0, z])/(2*y*z) + (50*G[0, 0, 0, 1 - y, z])/(y*z) + (19*G[0, 0, 1, 0, z])/(2*y*z) - (19*G[0, 0, 1, 1 - y, z])/(2*y*z) + (55*G[0, 0, 1 - y, 0, z])/(2*y*z) - (65*G[0, 0, 1 - y, 1 - y, z])/ (2*y*z) + (12*G[0, 0, -y, 0, z])/(y*z) - (12*G[0, 0, -y, 1 - y, z])/ (y*z) + (15*G[0, 1, 0, 0, z])/(y*z) - (14*G[0, 1, 0, 1 - y, z])/ (y*z) - (3*G[0, 1, 1, 0, z])/(y*z) + (3*G[0, 1, 1, 1 - y, z])/(y*z) - (12*G[0, 1, 1 - y, 0, z])/(y*z) + (11*G[0, 1, 1 - y, 1 - y, z])/ (y*z) + (29*G[0, 1 - y, 0, 0, z])/(2*y*z) - (22*G[0, 1 - y, 0, 1 - y, z])/(y*z) - (15*G[0, 1 - y, 1, 0, z])/ (2*y*z) + (15*G[0, 1 - y, 1, 1 - y, z])/(2*y*z) - (29*G[0, 1 - y, 1 - y, 0, z])/(2*y*z) + (13*G[0, 1 - y, 1 - y, 1 - y, z])/(y*z) + (8*G[0, 1 - y, -y, 0, z])/ (y*z) - (8*G[0, 1 - y, -y, 1 - y, z])/(y*z) + (13*G[0, -y, 0, 0, z])/ (y*z) - (13*G[0, -y, 0, 1 - y, z])/(y*z) - (5*G[0, -y, 1 - y, 0, z])/ (y*z) + (5*G[0, -y, 1 - y, 1 - y, z])/(y*z) - (22*G[0, -y, -y, 0, z])/ (y*z) + (22*G[0, -y, -y, 1 - y, z])/(y*z) + (35*G[1, 0, 0, 0, z])/ (2*y*z) - (33*G[1, 0, 0, 1 - y, z])/(2*y*z) - G[1, 0, 1, 0, z]/(2*y*z) + G[1, 0, 1, 1 - y, z]/(2*y*z) - (14*G[1, 0, 1 - y, 0, z])/(y*z) + (12*G[1, 0, 1 - y, 1 - y, z])/ (y*z) + (3*G[1, 0, -y, 0, z])/(y*z) - (3*G[1, 0, -y, 1 - y, z])/ (y*z) - (6*G[1, 1, 0, 0, z])/(y*z) + (5*G[1, 1, 0, 1 - y, z])/(y*z) - (4*G[1, 1, 1, 0, z])/(y*z) + (4*G[1, 1, 1, 1 - y, z])/(y*z) + (3*G[1, 1, 1 - y, 0, z])/(y*z) - (2*G[1, 1, 1 - y, 1 - y, z])/(y*z) - (27*G[1, 1 - y, 0, 0, z])/(2*y*z) + (25*G[1, 1 - y, 0, 1 - y, z])/ (2*y*z) + (9*G[1, 1 - y, 1, 0, z])/(2*y*z) - (9*G[1, 1 - y, 1, 1 - y, z])/(2*y*z) + (12*G[1, 1 - y, 1 - y, 0, z])/ (y*z) - (10*G[1, 1 - y, 1 - y, 1 - y, z])/(y*z) + (3*G[1, 1 - y, -y, 0, z])/(y*z) - (3*G[1, 1 - y, -y, 1 - y, z])/ (y*z) - (2*G[1 - y, 0, 0, 0, z])/(y*z) - (29*G[1 - y, 0, 0, 1 - y, z])/(2*y*z) - (7*G[1 - y, 0, 1, 0, z])/ (y*z) + (7*G[1 - y, 0, 1, 1 - y, z])/(y*z) - (15*G[1 - y, 0, 1 - y, 0, z])/(2*y*z) + (13*G[1 - y, 0, 1 - y, 1 - y, z])/(y*z) + (11*G[1 - y, 0, -y, 0, z])/ (y*z) - (11*G[1 - y, 0, -y, 1 - y, z])/(y*z) - (10*G[1 - y, 1, 0, 0, z])/(y*z) + (9*G[1 - y, 1, 0, 1 - y, z])/(y*z) + G[1 - y, 1, 1, 0, z]/(y*z) - G[1 - y, 1, 1, 1 - y, z]/(y*z) + (11*G[1 - y, 1, 1 - y, 0, z])/(y*z) - (10*G[1 - y, 1, 1 - y, 1 - y, z])/(y*z) - G[1 - y, 1 - y, 0, 0, z]/ (2*y*z) + (4*G[1 - y, 1 - y, 0, 1 - y, z])/(y*z) + G[1 - y, 1 - y, 1, 0, z]/(y*z) - G[1 - y, 1 - y, 1, 1 - y, z]/(y*z) + G[1 - y, 1 - y, 1 - y, 0, z]/(y*z) - G[1 - y, 1 - y, 1 - y, 1 - y, z]/ (y*z) - (4*G[1 - y, 1 - y, -y, 0, z])/(y*z) + (4*G[1 - y, 1 - y, -y, 1 - y, z])/(y*z) + (12*G[1 - y, -y, 0, 0, z])/ (y*z) - (11*G[1 - y, -y, 0, 1 - y, z])/(y*z) - (5*G[1 - y, -y, 1 - y, 0, z])/(y*z) + (4*G[1 - y, -y, 1 - y, 1 - y, z])/(y*z) - (20*G[1 - y, -y, -y, 0, z])/ (y*z) + (20*G[1 - y, -y, -y, 1 - y, z])/(y*z) + (17*G[-y, 0, 0, 0, z])/(y*z) - (16*G[-y, 0, 0, 1 - y, z])/(y*z) + G[-y, 0, 1, 0, z]/(y*z) - G[-y, 0, 1, 1 - y, z]/(y*z) - (7*G[-y, 0, 1 - y, 0, z])/(y*z) + (5*G[-y, 0, 1 - y, 1 - y, z])/ (y*z) - (22*G[-y, 0, -y, 0, z])/(y*z) + (22*G[-y, 0, -y, 1 - y, z])/ (y*z) - (6*G[-y, 1 - y, 0, 0, z])/(y*z) + (6*G[-y, 1 - y, 0, 1 - y, z])/(y*z) + G[-y, 1 - y, 1, 0, z]/(y*z) - G[-y, 1 - y, 1, 1 - y, z]/(y*z) + (3*G[-y, 1 - y, 1 - y, 0, z])/ (y*z) - (2*G[-y, 1 - y, 1 - y, 1 - y, z])/(y*z) - (6*G[-y, 1 - y, -y, 0, z])/(y*z) + (6*G[-y, 1 - y, -y, 1 - y, z])/ (y*z) - (24*G[-y, -y, 0, 0, z])/(y*z) + (22*G[-y, -y, 0, 1 - y, z])/ (y*z) + (10*G[-y, -y, 1 - y, 0, z])/(y*z) - (8*G[-y, -y, 1 - y, 1 - y, z])/(y*z) + (40*G[-y, -y, -y, 0, z])/ (y*z) - (40*G[-y, -y, -y, 1 - y, z])/(y*z) + ((((45*I)/2)*Pi)/(y*z) + (-1793 + 9786*y - 21738*y^2 + 24304*y^3 - 12621*y^4 + 102*y^5 + 3148*y^6 - 1368*y^7 + 180*y^8 + 7388*z - 36656*y*z + 73918*y^2*z - 76962*y^3*z + 41174*y^4*z - 7966*y^5*z - 1544*y^6*z + 648*y^7*z - 11352*z^2 + 50874*y*z^2 - 91715*y^2*z^2 + 86258*y^3*z^2 - 42795*y^4*z^2 + 9578*y^5*z^2 - 524*y^6*z^2 + 7712*z^3 - 30924*y*z^3 + 48628*y^2*z^3 - 39494*y^3*z^3 + 15864*y^4*z^3 - 2434*y^5*z^3 - 1955*z^4 + 6920*y*z^4 - 9093*y^2*z^4 + 5894*y^3*z^4 - 1442*y^4*z^4)/(36*(-1 + y)^4*y* (-1 + z)^2*z*(-1 + y + z)^2))*Zeta[3]) + G[0, 0, y]*((2323*Pi^4)/(720*y*z) + ((I/864)*Pi*(-11664*y^2 + 36288*y^3 - 37584*y^4 + 12960*y^5 - 32689*z + 200800*y*z - 358920*y^2*z + 247492*y^3*z - 56683*y^4*z + 32689*z^2 - 146115*y*z^2 + 157797*y^2*z^2 - 48259*y^3*z^2))/ ((-1 + y)^3*y*z^2*(-1 + y + z)) - ((I/72)*Pi^3*(-20 - 996*y + 5001*y^2 - 9644*y^3 + 9186*y^4 - 4344*y^5 + 817*y^6 + 40*z + 2473*y*z - 9608*y^2*z + 13442*y^3*z - 8224*y^4*z + 1877*y^5*z - 20*z^2 - 1396*y*z^2 + 3966*y^2*z^2 - 3556*y^3*z^2 + 1060*y^4*z^2))/((-1 + y)^4*y*z*(-1 + y + z)^2) + (82512*y^2 - 249552*y^3 + 251568*y^4 - 84528*y^5 + 28217*z - 398184*y*z + 791099*y^2*z - 417354*y^3*z - 88522*y^4*z + 84744*y^5*z - 56434*z^2 + 741919*y*z^2 - 1363875*y^2*z^2 + 847700*y^3*z^2 - 163694*y^4*z^2 + 28217*z^3 - 343735*y*z^3 + 490048*y^2*z^3 - 180146*y^3*z^3)/(1728*(-1 + y)^3*y*(-1 + z)*z^2* (-1 + y + z)) + (Pi^2*(2340*y^2 - 11952*y^3 + 24336*y^4 - 24696*y^5 + 12492*y^6 - 2520*y^7 - 22834*z + 115146*y*z - 238059*y^2*z + 259976*y^3*z - 163080*y^4*z + 62262*y^5*z - 15931*y^6*z + 2520*y^7*z + 68970*z^2 - 288412*y*z^2 + 477221*y^2*z^2 - 391426*y^3*z^2 + 164554*y^4*z^2 - 34634*y^5*z^2 + 3727*y^6*z^2 - 69438*z^3 + 232784*y*z^3 - 288149*y^2*z^3 + 148254*y^3*z^3 - 19979*y^4*z^3 - 4084*y^5*z^3 + 23302*z^4 - 59518*y*z^4 + 46935*y^2*z^4 - 6004*y^3*z^4 - 4103*y^4*z^4))/ (864*(-1 + y)^4*y*(-1 + z)*z^2*(-1 + y + z)^2) + ((-521*Pi^2)/(12*y*z) + ((I/4)*Pi*(-128 + 92*y + 387*y^2 - 538*y^3 + 187*y^4 + 256*z - 228*y*z - 222*y^2*z + 194*y^3*z - 128*z^2 + 76*y*z^2 + 7*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (390*y^2 - 1200*y^3 + 1230*y^4 - 420*y^5 + 1734*z - 5924*y*z + 6349*y^2*z - 1442*y^3*z - 1137*y^4*z + 420*y^5*z - 5202*z^2 + 14991*y*z^2 - 14249*y^2*z^2 + 4391*y^3*z^2 + 69*y^4*z^2 + 5202*z^3 - 11811*y*z^3 + 8800*y^2*z^3 - 2073*y^3*z^3 - 1734*z^4 + 2744*y*z^4 - 1128*y^2*z^4)/(24*(-1 + y)^2*y*(-1 + z)*z^2* (-1 + y + z)^2))*G[0, 0, z] - (25*Pi^2*G[0, 1, z])/(12*y*z) - (35*Pi^2*G[0, 1 - y, z])/(12*y*z) + ((107*Pi^2)/(24*y*z) - ((I/12)*Pi*(18*y^2 - 36*y*z + 36*y^2*z + 113*z^2 - 298*y*z^2 + 194*y^2*z^2 - 226*z^3 + 307*y*z^3 + 113*z^4))/(y*z^3*(-1 + y + z)^2) + (420*y^2 - 780*y^3 + 360*y^4 + 690*y*z - 2448*y^2*z + 2478*y^3*z - 720*y^4*z - 49*z^2 - 285*y*z^2 + 1227*y^2*z^2 - 1073*y^3*z^2 + 180*y^4*z^2 + 165*z^3 - 1105*y*z^3 + 1223*y^2*z^3 - 301*y^3*z^3 - 183*z^4 + 785*y*z^4 - 566*y^2*z^4 + 67*z^5 - 85*y*z^5)/(72*(-1 + y)*y*(-1 + z)*z^3* (-1 + y + z)^2))*G[1, 0, z] + (2*Pi^2*G[1, 1, z])/(3*y*z) + (23*Pi^2*G[1, 1 - y, z])/(12*y*z) + ((25*Pi^2)/(2*y*z) + ((I/12)*Pi*(180*y^2 - 720*y^3 + 1080*y^4 - 720*y^5 + 180*y^6 - 36*y*z - 216*y^2*z + 864*y^3*z - 936*y^4*z + 324*y^5*z + 451*z^2 - 1156*y*z^2 + 1086*y^2*z^2 - 508*y^3*z^2 + 127*y^4*z^2 - 902*z^3 + 1788*y*z^3 - 1050*y^2*z^3 + 164*y^3*z^3 + 451*z^4 - 542*y*z^4 + 181*y^2*z^4))/((-1 + y)^2*y*z^3* (-1 + y + z)^2) + (-1524*y^4 + 6114*y^5 - 9198*y^6 + 6150*y^7 - 1542*y^8 - 1728*y^3*z + 9594*y^4*z - 19758*y^5*z + 19008*y^6*z - 8478*y^7*z + 1362*y^8*z - 3901*y^2*z^2 + 14878*y^3*z^2 - 22395*y^4*z^2 + 18268*y^5*z^2 - 9358*y^6*z^2 + 2508*y^7*z^2 - 7472*y*z^3 + 35765*y^2*z^3 - 56689*y^3*z^3 + 34571*y^4*z^3 - 5795*y^5*z^3 - 380*y^6*z^3 - 3181*z^4 + 33568*y*z^4 - 86258*y^2*z^4 + 82911*y^3*z^4 - 28025*y^4*z^4 + 811*y^5*z^4 + 9795*z^5 - 50857*y*z^5 + 79934*y^2*z^5 - 47221*y^3*z^5 + 8175*y^4*z^5 - 10047*z^6 + 30211*y*z^6 - 28019*y^2*z^6 + 8029*y^3*z^6 + 3433*z^7 - 5450*y*z^7 + 2191*y^2*z^7)/ (72*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 0, z] - (5*Pi^2*G[1 - y, 1, z])/(6*y*z) + (Pi^2*G[1 - y, 1 - y, z])/(12*y*z) + (Pi^2*G[-y, 1 - y, z])/(y*z) + ((((-171*I)/2)*Pi)/(y*z) + (215 - 308*y - 228*y^2 + 520*y^3 - 199*y^4 - 430*z + 636*y*z - 78*y^2*z - 128*y^3*z + 215*z^2 - 238*y*z^2 + 71*y^2*z^2)/(6*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[0, 0, 0, z] + (((15*I)*Pi)/(y*z) + (-3*y^2 + 6*y^3 - 3*y^4 + 6*y*z - 18*y^2*z + 18*y^3*z - 6*y^4*z + 151*z^2 - 706*y*z^2 + 1182*y^2*z^2 - 850*y^3*z^2 + 223*y^4*z^2 - 290*z^3 + 930*y*z^3 - 996*y^2*z^3 + 356*y^3*z^3 + 142*z^4 - 272*y*z^4 + 133*y^2*z^4)/ (12*(-1 + y)^2*y*z^3*(-1 + y + z)^2))*G[0, 1, 0, z] + (((36*I)*Pi)/(y*z) + (30*y^2 - 120*y^3 + 180*y^4 - 120*y^5 + 30*y^6 - 6*y*z - 96*y^2*z + 384*y^3*z - 516*y^4*z + 294*y^5*z - 60*y^6*z - 485*z^2 + 1100*y*z^2 - 348*y^2*z^2 - 940*y^3*z^2 + 1009*y^4*z^2 - 396*y^5*z^2 + 60*y^6*z^2 + 1892*z^3 - 3796*y*z^3 + 1530*y^2*z^3 + 1126*y^3*z^3 - 914*y^4*z^3 + 162*y^5*z^3 - 2778*z^4 + 4806*y*z^4 - 1925*y^2*z^4 - 476*y^3*z^4 + 271*y^4*z^4 + 1820*z^5 - 2594*y*z^5 + 952*y^2*z^5 + 26*y^3*z^5 - 449*z^6 + 490*y*z^6 - 143*y^2*z^6)/ (12*(-1 + y)^2*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[0, 1 - y, 0, z] + ((((45*I)/2)*Pi)/(y*z) + (15*y^2 - 30*y*z + 30*y^2*z + 118*z^2 - 458*y*z^2 + 307*y^2*z^2 - 236*z^3 + 425*y*z^3 + 118*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[1, 0, 0, z] + (((-6*I)*Pi)/(y*z) + (5*y^2 - 10*y*z + 10*y^2*z - 36*z^2 + 74*y*z^2 - 30*y^2*z^2 + 72*z^3 - 66*y*z^3 - 36*z^4)/ (4*y*z^3*(-1 + y + z)^2))*G[1, 1, 0, z] + (((-6*I)*Pi)/(y*z) + (-12*y^2 + 24*y*z - 24*y^2*z + z^2 + 34*y*z^2 - 44*y^2*z^2 - 2*z^3 - 43*y*z^3 + z^4)/(6*y*z^3*(-1 + y + z)^2))* G[1, 1 - y, 0, z] + (((30*I)*Pi)/(y*z) + (-70*y^2 + 280*y^3 - 420*y^4 + 280*y^5 - 70*y^6 - 4*y*z + 156*y^2*z - 444*y^3*z + 436*y^4*z - 144*y^5*z - 169*z^2 + 500*y*z^2 - 602*y^2*z^2 + 380*y^3*z^2 - 109*y^4*z^2 + 338*z^3 - 750*y*z^3 + 538*y^2*z^3 - 126*y^3*z^3 - 169*z^4 + 234*y*z^4 - 91*y^2*z^4)/(4*(-1 + y)^2*y*z^3*(-1 + y + z)^2))* G[1 - y, 0, 0, z] + ((((15*I)/2)*Pi)/(y*z) + (-66*y^2 + 252*y^3 - 366*y^4 + 240*y^5 - 60*y^6 + 24*y*z + 168*y^2*z - 756*y^3*z + 1032*y^4*z - 588*y^5*z + 120*y^6*z + 5*z^2 - 128*y*z^2 + 84*y^2*z^2 + 424*y^3*z^2 - 643*y^4*z^2 + 288*y^5*z^2 - 30*y^6*z^2 - 20*z^3 + 271*y*z^3 - 546*y^2*z^3 + 365*y^3*z^3 - 70*y^4*z^3 + 30*z^4 - 276*y*z^4 + 512*y^2*z^4 - 346*y^3*z^4 + 77*y^4*z^4 - 20*z^5 + 131*y*z^5 - 166*y^2*z^5 + 61*y^3*z^5 + 5*z^6 - 22*y*z^6 + 14*y^2*z^6)/(12*(-1 + y)^2*y* (-1 + z)^2*z^3*(-1 + y + z)^2))*G[1 - y, 1, 0, z] + (((-9*I)*Pi)/(y*z) + (270*y^2 - 1080*y^3 + 1620*y^4 - 1080*y^5 + 270*y^6 - 1080*y^2*z + 3780*y^3*z - 4860*y^4*z + 2700*y^5*z - 540*y^6*z + 239*z^2 - 500*y*z^2 + 1710*y^2*z^2 - 4388*y^3*z^2 + 4691*y^4*z^2 - 1992*y^5*z^2 + 240*y^6*z^2 - 956*z^3 + 1660*y*z^3 - 1314*y^2*z^3 + 1736*y^3*z^3 - 1558*y^4*z^3 + 432*y^5*z^3 + 1434*z^4 - 1962*y*z^4 + 455*y^2*z^4 + 80*y^3*z^4 + 77*y^4*z^4 - 956*z^5 + 944*y*z^5 - 28*y^2*z^5 - 128*y^3*z^5 + 239*z^6 - 142*y*z^6 - 13*y^2*z^6)/(12*(-1 + y)^2*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[1 - y, 1 - y, 0, z] + (((-18*I)*Pi)/(y*z) + (129*y^2 - 300*y^3 + 150*y^4 - 42*y*z - 174*y^2*z + 216*y^3*z + 38*z^2 - 70*y*z^2 + 110*y^2*z^2 - 196*z^3 + 172*y*z^3 + 128*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[-y, 1 - y, 0, z] + (77*G[0, 0, 0, 0, z])/(y*z) - (14*G[0, 0, 1, 0, z])/(y*z) - (93*G[0, 0, 1 - y, 0, z])/(2*y*z) - (45*G[0, 1, 0, 0, z])/(2*y*z) + (3*G[0, 1, 1, 0, z])/(y*z) + (19*G[0, 1, 1 - y, 0, z])/(2*y*z) - (83*G[0, 1 - y, 0, 0, z])/ (2*y*z) - (7*G[0, 1 - y, 1, 0, z])/(2*y*z) + (21*G[0, 1 - y, 1 - y, 0, z])/(y*z) + (17*G[0, -y, 1 - y, 0, z])/ (y*z) - (27*G[1, 0, 0, 0, z])/(y*z) + G[1, 0, 1, 0, z]/(2*y*z) + (21*G[1, 0, 1 - y, 0, z])/(2*y*z) + (6*G[1, 1, 0, 0, z])/(y*z) + (4*G[1, 1, 1, 0, z])/(y*z) - (8*G[1, 1, 1 - y, 0, z])/(y*z) + (13*G[1, 1 - y, 0, 0, z])/(y*z) - G[1, 1 - y, 1, 0, z]/(2*y*z) - (11*G[1, 1 - y, 1 - y, 0, z])/(y*z) - (30*G[1 - y, 0, 0, 0, z])/ (y*z) - (3*G[1 - y, 0, 1, 0, z])/(y*z) + (17*G[1 - y, 0, 1 - y, 0, z])/(y*z) + (3*G[1 - y, 1, 0, 0, z])/ (2*y*z) + (5*G[1 - y, 1, 1, 0, z])/(y*z) + (10*G[1 - y, 1 - y, 0, 0, z])/(y*z) + (5*G[1 - y, 1 - y, 1, 0, z])/ (2*y*z) - (3*G[1 - y, 1 - y, 1 - y, 0, z])/(y*z) + (12*G[1 - y, -y, 1 - y, 0, z])/(y*z) + (13*G[-y, 0, 1 - y, 0, z])/ (y*z) + (18*G[-y, 1 - y, 0, 0, z])/(y*z) - (6*G[-y, 1 - y, 1 - y, 0, z])/(y*z) - (24*G[-y, -y, 1 - y, 0, z])/ (y*z) + (((-27*I)*Pi)/(y*z) + (283 - 1510*y + 3292*y^2 - 3656*y^3 + 1979*y^4 - 194*y^5 - 326*y^6 + 152*y^7 - 20*y^8 - 1028*z + 5200*y*z - 10614*y^2*z + 11222*y^3*z - 6178*y^4*z + 1346*y^5*z + 124*y^6*z - 72*y^7*z + 1412*z^2 - 6674*y*z^2 + 12499*y^2*z^2 - 12262*y^3*z^2 + 6303*y^4*z^2 - 1438*y^5*z^2 + 82*y^6*z^2 - 872*z^3 + 3788*y*z^3 - 6324*y^2*z^3 + 5554*y^3*z^3 - 2356*y^4*z^3 + 366*y^5*z^3 + 205*z^4 - 804*y*z^4 + 1147*y^2*z^4 - 858*y^3*z^4 + 232*y^4*z^4)/(4*(-1 + y)^4*y*(-1 + z)^2*z* (-1 + y + z)^2))*Zeta[3]) + G[1 - y, 0, z]* ((973*Pi^4)/(720*y*z) + ((I/72)*Pi^3*(299 - 872*y + 903*y^2 - 386*y^3 + 56*y^4 - 670*z + 1434*y*z - 984*y^2*z + 220*y^3*z + 353*z^2 - 454*y*z^2 + 164*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (Pi^2*(684*y^4 - 3852*y^5 + 7452*y^6 - 6084*y^7 + 1800*y^8 - 1189*y^3*z - 818*y^4*z + 13329*y^5*z - 21248*y^6*z + 11726*y^7*z - 1800*y^8*z - 4043*y^2*z^2 + 16313*y^3*z^2 - 15148*y^4*z^2 - 10051*y^5*z^2 + 19057*y^6*z^2 - 6128*y^7*z^2 - 2152*y*z^3 + 19987*y^2*z^3 - 46634*y^3*z^3 + 35964*y^4*z^3 - 1448*y^5*z^3 - 5261*y^6*z^3 - 180*z^4 + 7446*y*z^4 - 33271*y^2*z^4 + 50264*y^3*z^4 - 27445*y^4*z^4 + 2994*y^5*z^4 + 540*z^5 - 8400*y*z^5 + 22573*y^2*z^5 - 22580*y^3*z^5 + 6763*y^4*z^5 - 540*z^6 + 3142*y*z^6 - 5750*y^2*z^6 + 3340*y^3*z^6 + 180*z^7 - 36*y*z^7 + 504*y^2*z^7))/(432*(-1 + y)^2*y^2*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)^2) + ((((51*I)/2)*Pi)/(y*z) + (-270*y^2 + 1080*y^3 - 1620*y^4 + 1080*y^5 - 270*y^6 + 54*y*z + 324*y^2*z - 1296*y^3*z + 1404*y^4*z - 486*y^5*z - 418*z^2 + 940*y*z^2 - 738*y^2*z^2 + 328*y^3*z^2 - 112*y^4*z^2 + 836*z^3 - 1461*y*z^3 + 624*y^2*z^3 + y^3*z^3 - 418*z^4 + 416*y*z^4 - 103*y^2*z^4)/(12*(-1 + y)^2*y*z^3*(-1 + y + z)^2))*G[0, 0, 0, y] + ((((-51*I)/2)*Pi)/(y*z) + (-180*y^2 + 900*y^3 - 1800*y^4 + 1800*y^5 - 900*y^6 + 180*y^7 - 18*y*z + 450*y^2*z - 1620*y^3*z + 2340*y^4*z - 1530*y^5*z + 378*y^6*z - 433*z^2 + 1841*y*z^2 - 3304*y^2*z^2 + 3196*y^3*z^2 - 1679*y^4*z^2 + 379*y^5*z^2 + 878*z^3 - 2879*y*z^3 + 3585*y^2*z^3 - 2045*y^3*z^3 + 461*y^4*z^3 - 442*z^4 + 894*y*z^4 - 732*y^2*z^4 + 280*y^3*z^4 + 108*y*z^5)/(12*(-1 + y)^3*y*z^3* (-1 + y + z)^2))*G[0, 1, 0, y] + (((-18*I)*Pi)/(y*z) + (180*y^2 - 720*y^3 + 1080*y^4 - 720*y^5 + 180*y^6 + 18*y*z - 432*y^2*z + 1188*y^3*z - 1152*y^4*z + 378*y^5*z + 305*z^2 - 728*y*z^2 + 666*y^2*z^2 - 368*y^3*z^2 + 125*y^4*z^2 - 658*z^3 + 1104*y*z^3 - 426*y^2*z^3 - 20*y^3*z^3 + 341*z^4 - 298*y*z^4 + 53*y^2*z^4)/(12*(-1 + y)^2*y*z^3* (-1 + y + z)^2))*G[1, 0, 0, y] + (((-6*I)*Pi)/(y*z) + (-217 + 604*y - 576*y^2 + 208*y^3 - 19*y^4 + 554*z - 1044*y*z + 582*y^2*z - 92*y^3*z - 307*z^2 + 302*y*z^2 - 73*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 1, 0, y] - (24*G[0, 0, 0, 0, y])/(y*z) + (39*G[0, 0, 1, 0, y])/(2*y*z) + (34*G[0, 1, 0, 0, y])/(y*z) - (15*G[0, 1, 1, 0, y])/(y*z) + (22*G[1, 0, 0, 0, y])/(y*z) - (9*G[1, 0, 1, 0, y])/(y*z) - (9*G[1, 1, 0, 0, y])/(2*y*z) - G[1, 1, 1, 0, y]/(2*y*z) + (((39*I)*Pi)/(y*z) + (90*y^2 - 450*y^3 + 900*y^4 - 900*y^5 + 450*y^6 - 90*y^7 + 9*y*z - 225*y^2*z + 810*y^3*z - 1170*y^4*z + 765*y^5*z - 189*y^6*z + 172*z^2 - 914*y*z^2 + 2017*y^2*z^2 - 2287*y^3*z^2 + 1319*y^4*z^2 - 307*y^5*z^2 - 272*z^3 + 1199*y*z^3 - 2007*y^2*z^3 + 1505*y^3*z^3 - 425*y^4*z^3 + 118*z^4 - 270*y*z^4 + 369*y^2*z^4 - 217*y^3*z^4 - 108*y*z^5)/(6*(-1 + y)^3*y*z^3*(-1 + y + z)^2))* Zeta[3]) + G[0, 0, z]*((2323*Pi^4)/(720*y*z) + ((I/864)*Pi*(-32689 + 75242*y - 45145*y^2 + 2592*y^3 + 100659*z - 165245*y*z + 60518*y^2*z - 103251*z^2 + 129352*y*z^2 - 17965*y^2*z^2 + 35281*z^3 - 39349*y*z^3))/((-1 + y)*y*(-1 + z)^2*z* (-1 + y + z)) + (-28217 + 34510*y - 10073*y^2 + 3780*y^3 + 83451*z - 33157*y*z - 46634*y^2*z + 2808*y^3*z - 81819*z^2 + 17900*y*z^2 + 50983*y^2*z^2 + 26585*z^3 - 20117*y*z^3)/(1728*(-1 + y)*y*(-1 + z)^2* z*(-1 + y + z)) + ((I/72)*Pi^3*(20 - 404*y + 1011*y^2 - 890*y^3 + 263*y^4 + 136*z + 1027*y*z - 2916*y^2*z + 2351*y^3*z - 598*y^4*z - 474*z^2 - 810*y*z^2 + 2711*y^2*z^2 - 1816*y^3*z^2 + 317*y^4*z^2 + 460*z^3 + 191*y*z^3 - 898*y^2*z^3 + 391*y^3*z^3 - 142*z^4 - 4*y*z^4 + 74*y^2*z^4))/((-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(-11417 + 51113*y - 84756*y^2 + 61841*y^3 - 16781*y^4 + 56107*z - 224064*y*z + 327636*y^2*z - 207658*y^3*z + 47979*y^4*z - 110336*z^2 + 389353*y*z^2 - 489938*y^2*z^2 + 256752*y^3*z^2 - 45639*y^4*z^2 + 108536*z^3 - 334811*y*z^3 + 349194*y^2*z^3 - 137972*y^3*z^3 + 14477*y^4*z^3 - 53407*z^4 + 142200*y*z^4 - 115182*y^2*z^4 + 26965*y^3*z^4 + 10517*z^5 - 23791*y*z^5 + 13082*y^2*z^5))/(432*(-1 + y)^2*y*(-1 + z)^3*z*(-1 + y + z)^2) - (4*Pi^2*G[0, 1, y])/(y*z) + ((407*Pi^2)/(24*y*z) + ((I/12)*Pi*(338 - 1028*y + 1137*y^2 - 542*y^3 + 95*y^4 - 964*z + 2217*y*z - 1686*y^2*z + 433*y^3*z + 554*z^2 - 820*y*z^2 + 338*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (390*y^4 - 1590*y^5 + 2430*y^6 - 1650*y^7 + 420*y^8 - 822*y^3*z + 1722*y^4*z + 189*y^5*z - 2676*y^6*z + 2007*y^7*z - 420*y^8*z - 2454*y^2*z^2 + 11898*y^3*z^2 - 19681*y^4*z^2 + 12997*y^5*z^2 - 2223*y^6*z^2 - 537*y^7*z^2 - 1098*y*z^3 + 12066*y^2*z^3 - 33257*y^3*z^3 + 37193*y^4*z^3 - 17437*y^5*z^3 + 2469*y^6*z^3 - 54*z^4 + 3852*y*z^4 - 19855*y^2*z^4 + 34315*y^3*z^4 - 24739*y^4*z^4 + 6201*y^5*z^4 + 174*z^5 - 4416*y*z^5 + 12957*y^2*z^5 - 13982*y^3*z^5 + 5115*y^4*z^5 - 180*z^6 + 1674*y*z^6 - 2882*y^2*z^6 + 1668*y^3*z^6 + 60*z^7 - 12*y*z^7 + 168*y^2*z^7)/(24*(-1 + y)^2*y^2*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2))*G[1, 0, y] + (11*Pi^2*G[1, 1, y])/(6*y*z) + ((((-171*I)/2)*Pi)/(y*z) + (215 - 176*y - 591*y^2 + 850*y^3 - 298*y^4 - 430*z + 372*y*z + 384*y^2*z - 326*y^3*z + 215*z^2 - 106*y*z^2 - 28*y^2*z^2)/(6*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[0, 0, 0, y] + (((33*I)*Pi)/(y*z) + (296 - 748*y + 215*y^2 + 883*y^3 - 899*y^4 + 253*y^5 - 604*z + 1426*y*z - 894*y^2*z - 74*y^3*z + 146*y^4*z + 305*z^2 - 435*y*z^2 + 237*y^2*z^2 - 107*y^3*z^2 - 108*y*z^3)/(12*(-1 + y)^3*y*z*(-1 + y + z)^2))* G[0, 1, 0, y] + ((((105*I)/2)*Pi)/(y*z) + (-389 + 824*y - 321*y^2 - 274*y^3 + 160*y^4 + 994*z - 1809*y*z + 864*y^2*z - 49*y^3*z - 551*z^2 + 646*y*z^2 - 209*y^2*z^2)/ (12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 0, 0, y] + ((((-27*I)/2)*Pi)/(y*z) + (46 - 96*y + 34*y^2 + 36*y^3 - 20*y^4 - 196*z + 341*y*z - 156*y^2*z + 11*y^3*z + 124*z^2 - 124*y*z^2 + 31*y^2*z^2)/(4*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 1, 0, y] + (77*G[0, 0, 0, 0, y])/(y*z) - (109*G[0, 0, 1, 0, y])/(2*y*z) - (46*G[0, 1, 0, 0, y])/(y*z) + (24*G[0, 1, 1, 0, y])/(y*z) - (57*G[1, 0, 0, 0, y])/(y*z) + (37*G[1, 0, 1, 0, y])/(y*z) + (61*G[1, 1, 0, 0, y])/(2*y*z) - (11*G[1, 1, 1, 0, y])/(y*z) + (((-27*I)*Pi)/(y*z) + (-283 + 1259*y - 2245*y^2 + 2011*y^3 - 908*y^4 + 166*y^5 + 1068*z - 4608*y*z + 7874*y^2*z - 6632*y^3*z + 2734*y^4*z - 436*y^5*z - 1522*z^2 + 6048*y*z^2 - 9463*y^2*z^2 + 6995*y^3*z^2 - 2302*y^4*z^2 + 244*y^5*z^2 + 972*z^3 - 3288*y*z^3 + 4596*y^2*z^3 - 2762*y^3*z^3 + 554*y^4*z^3 - 235*z^4 + 517*y*z^4 - 736*y^2*z^4 + 310*y^3*z^4 + 72*y*z^5)/(4*(-1 + y)^3*y*(-1 + z)^2*z* (-1 + y + z)^2))*Zeta[3]) + G[1, 0, z]*((-1129*Pi^4)/(480*y*z) - ((I/144)*Pi^3*(671 - 478*y + 23*y^2 - 1342*z + 694*y*z + 671*z^2))/ (y*z*(-1 + y + z)^2) + ((I/864)*Pi*(11664*y^2 - 23328*y^3 + 11664*y^4 + 27157*y*z - 203787*y^2*z + 293589*y^3*z - 116959*y^4*z + 22621*z^2 - 244830*y*z^2 + 645784*y^2*z^2 - 522426*y^3*z^2 + 101623*y^4*z^2 - 71499*z^3 + 446122*y*z^3 - 629560*y^2*z^3 + 252165*y^3*z^3 + 75135*z^4 - 257478*y*z^4 + 179571*y^2*z^4 - 26257*z^5 + 29029*y*z^5))/((-1 + y)*y*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)) + (Pi^2*(-36*y^3 + 72*y^4 - 36*y^5 + 18274*y*z - 81244*y^2*z + 130197*y^3*z - 89758*y^4*z + 22531*y^5*z + 360*z^2 - 57486*y*z^2 + 218473*y^2*z^2 - 284247*y^3*z^2 + 145107*y^4*z^2 - 22207*y^5*z^2 - 1080*z^3 + 60222*y*z^3 - 182921*y^2*z^3 + 178480*y^3*z^3 - 55997*y^4*z^3 + 1080*z^4 - 21082*y*z^4 + 46700*y^2*z^4 - 24106*y^3*z^4 - 360*z^5 + 72*y*z^5 - 1008*y^2*z^5))/(864*(-1 + y)^2*y^2*(-1 + z)*z^2* (-1 + y + z)^2) + (-247536*y^2 + 495072*y^3 - 247536*y^4 - 259027*y*z + 2433237*y^2*z - 3702192*y^3*z + 1527442*y^4*z + 540*y^5*z - 45727*z^2 + 2050405*y*z^2 - 7684345*y^2*z^2 + 8005335*y^3*z^2 - 2300432*y^4*z^2 - 648*y^5*z^2 + 180712*z^3 - 4497463*y*z^3 + 10131863*y^2*z^3 - 6884814*y^3*z^3 + 1020526*y^4*z^3 - 267774*z^4 + 3898762*y*z^4 - 5717695*y^2*z^4 + 2086707*y^3*z^4 + 176320*z^5 - 1211620*y*z^5 + 1084476*y^2*z^5 - 43531*z^6 + 18943*y*z^6)/(5184*(-1 + y)*y*(-1 + z)^2*z^2* (-1 + y + z)^2*(y + z)) - (23*Pi^2*G[1, 1, y])/(12*y*z) + ((((15*I)/2)*Pi)/(y*z) + (27*y^2 - 54*y*z + 54*y^2*z + 70*z^2 - 146*y*z^2 + 115*y^2*z^2 - 140*z^3 + 185*y*z^3 + 70*z^4)/ (12*y*z^3*(-1 + y + z)^2))*G[0, 0, 0, y] + (((-15*I)*Pi)/(y*z) + (-9*y^2 + 18*y*z - 18*y^2*z - 41*z^2 + 280*y*z^2 - 203*y^2*z^2 + 82*z^3 - 244*y*z^3 - 41*z^4)/ (12*y*z^3*(-1 + y + z)^2))*G[0, 1, 0, y] + (((-6*I)*Pi)/(y*z) + (-12*y^2 + 24*y*z - 24*y^2*z + z^2 + 34*y*z^2 - 44*y^2*z^2 - 2*z^3 - 43*y*z^3 + z^4)/(6*y*z^3*(-1 + y + z)^2))* G[1, 0, 0, y] + ((((27*I)/2)*Pi)/(y*z) + (3*y^2 - 6*y*z + 6*y^2*z + 7*z^2 - 116*y*z^2 + 88*y^2*z^2 - 14*z^3 + 95*y*z^3 + 7*z^4)/(6*y*z^3*(-1 + y + z)^2))*G[1, 1, 0, y] - (9*G[0, 0, 0, 0, y])/(2*y*z) + (33*G[0, 0, 1, 0, y])/(2*y*z) + (14*G[0, 1, 0, 0, y])/(y*z) - (29*G[0, 1, 1, 0, y])/(2*y*z) + (4*G[1, 0, 0, 0, y])/(y*z) - (27*G[1, 0, 1, 0, y])/(2*y*z) - (27*G[1, 1, 0, 0, y])/(2*y*z) + (23*G[1, 1, 1, 0, y])/(2*y*z) + ((((-33*I)/2)*Pi)/(y*z) + (63*y^2 - 126*y*z - 842*z^2 + 1774*y*z^2 - 815*y^2*z^2 + 3584*z^3 - 5340*y*z^3 + 1810*y^2*z^3 - 5646*z^4 + 5646*y*z^4 - 950*y^2*z^4 + 3908*z^5 - 1954*y*z^5 - 1004*z^6)/ (36*y*(-1 + z)^2*z^3*(-1 + y + z)^2))*Zeta[3]) + G[1 - y, 1, z]*((((25*I)/9)*Pi^3)/(y*z) + (487*Pi^4)/(360*y*z) + (Pi^2*(126*y^4 - 342*y^5 + 306*y^6 - 90*y^7 - 1723*y^3*z + 8452*y^4*z - 14538*y^5*z + 10612*y^6*z - 2803*y^7*z - 3482*y^2*z^2 + 22163*y^3*z^2 - 50968*y^4*z^2 + 51128*y^5*z^2 - 21626*y^6*z^2 + 2785*y^7*z^2 - 1417*y*z^3 + 17080*y^2*z^3 - 59387*y^3*z^3 + 85158*y^4*z^3 - 51356*y^5*z^3 + 10708*y^6*z^3 - 180*z^4 + 4647*y*z^4 - 27406*y^2*z^4 + 60689*y^3*z^4 - 52936*y^4*z^4 + 15324*y^5*z^4 + 540*z^5 - 5079*y*z^5 + 18058*y^2*z^5 - 25121*y^3*z^5 + 10168*y^4*z^5 - 540*z^6 + 1885*y*z^6 - 4754*y^2*z^6 + 3271*y^3*z^6 + 180*z^7 - 36*y*z^7 + 504*y^2*z^7))/(432*(-1 + y)^2*y^2*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2) + (((3*I)*Pi)/(y*z) + (-66*y^2 + 318*y^3 - 618*y^4 + 606*y^5 - 300*y^6 + 60*y^7 + 24*y*z + 144*y^2*z - 924*y^3*z + 1788*y^4*z - 1620*y^5*z + 708*y^6*z - 120*y^7*z + 47*z^2 - 307*y*z^2 + 497*y^2*z^2 + 109*y^3*z^2 - 974*y^4*z^2 + 916*y^5*z^2 - 318*y^6*z^2 + 30*y^7*z^2 - 188*z^3 + 1026*y*z^3 - 1948*y^2*z^3 + 1670*y^3*z^3 - 660*y^4*z^3 + 100*y^5*z^3 + 282*z^4 - 1572*y*z^4 + 2495*y^2*z^4 - 1707*y^3*z^4 + 594*y^4*z^4 - 92*y^5*z^4 - 188*z^5 + 1282*y*z^5 - 1458*y^2*z^5 + 572*y^3*z^5 - 100*y^4*z^5 + 47*z^6 - 561*y*z^6 + 336*y^2*z^6 - 38*y^3*z^6 + 108*y*z^7)/(12*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[0, 1, 0, y] + (((-3*I)*Pi)/(y*z) + (66*y^2 - 318*y^3 + 618*y^4 - 606*y^5 + 300*y^6 - 60*y^7 - 24*y*z - 144*y^2*z + 924*y^3*z - 1788*y^4*z + 1620*y^5*z - 708*y^6*z + 120*y^7*z - 47*z^2 + 307*y*z^2 - 497*y^2*z^2 - 109*y^3*z^2 + 974*y^4*z^2 - 916*y^5*z^2 + 318*y^6*z^2 - 30*y^7*z^2 + 188*z^3 - 1026*y*z^3 + 1948*y^2*z^3 - 1670*y^3*z^3 + 660*y^4*z^3 - 100*y^5*z^3 - 282*z^4 + 1572*y*z^4 - 2495*y^2*z^4 + 1707*y^3*z^4 - 594*y^4*z^4 + 92*y^5*z^4 + 188*z^5 - 1282*y*z^5 + 1458*y^2*z^5 - 572*y^3*z^5 + 100*y^4*z^5 - 47*z^6 + 561*y*z^6 - 336*y^2*z^6 + 38*y^3*z^6 - 108*y*z^7)/(12*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[1, 1, 0, y] - (3*G[0, 0, 1, 0, y])/(y*z) + (9*G[0, 1, 1, 0, y])/ (y*z) + (6*G[1, 0, 1, 0, y])/(y*z) - (12*G[1, 1, 1, 0, y])/(y*z) + (((-9*I)*Pi)/(y*z) + (-132*y^2 + 636*y^3 - 1236*y^4 + 1212*y^5 - 600*y^6 + 120*y^7 + 48*y*z + 288*y^2*z - 1848*y^3*z + 3576*y^4*z - 3240*y^5*z + 1416*y^6*z - 240*y^7*z + 31*z^2 - 431*y*z^2 + 769*y^2*z^2 + 533*y^3*z^2 - 2458*y^4*z^2 + 2300*y^5*z^2 - 834*y^6*z^2 + 90*y^7*z^2 - 124*z^3 + 990*y*z^3 - 2420*y^2*z^3 + 2350*y^3*z^3 - 672*y^4*z^3 - 232*y^5*z^3 + 108*y^6*z^3 + 186*z^4 - 768*y*z^4 + 1939*y^2*z^4 - 2235*y^3*z^4 + 1008*y^4*z^4 - 130*y^5*z^4 - 124*z^5 - 58*y*z^5 - 342*y^2*z^5 + 604*y^3*z^5 - 188*y^4*z^5 + 31*z^6 + 327*y*z^6 - 102*y^2*z^6 - 40*y^3*z^6 - 108*y*z^7)/(12*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* Zeta[3]) + G[0, 1 - y, z]*((2243*Pi^4)/(720*y*z) - ((I/72)*Pi^3*(-440 + 1148*y - 957*y^2 + 230*y^3 + 19*y^4 + 880*z - 1776*y*z + 1074*y^2*z - 178*y^3*z - 440*z^2 + 556*y*z^2 - 197*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (Pi^2*(810*y^4 - 4788*y^5 + 9486*y^6 - 7848*y^7 + 2340*y^8 - 3574*y^3*z + 5584*y^4*z + 9021*y^5*z - 22838*y^6*z + 14147*y^7*z - 2340*y^8*z - 8651*y^2*z^2 + 36962*y^3*z^2 - 46426*y^4*z^2 + 9131*y^5*z^2 + 15769*y^6*z^2 - 6785*y^7*z^2 - 3835*y*z^3 + 37255*y^2*z^3 - 90278*y^3*z^3 + 80784*y^4*z^3 - 21767*y^5*z^3 - 2417*y^6*z^3 - 162*z^4 + 11781*y*z^4 - 55441*y^2*z^4 + 85358*y^3*z^4 - 51817*y^4*z^4 + 9375*y^5*z^4 + 522*z^5 - 12258*y*z^5 + 33457*y^2*z^5 - 33176*y^3*z^5 + 11065*y^4*z^5 - 540*z^6 + 4348*y*z^6 - 7124*y^2*z^6 + 4222*y^3*z^6 + 180*z^7 - 36*y*z^7 + 504*y^2*z^7))/(432*(-1 + y)^2*y^2*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)^2) + ((-197*Pi^2)/(12*y*z) + ((I/12)*Pi*(-440 + 1148*y - 957*y^2 + 230*y^3 + 19*y^4 + 880*z - 1776*y*z + 1074*y^2*z - 178*y^3*z - 440*z^2 + 556*y*z^2 - 197*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (-810*y^4 + 4788*y^5 - 9486*y^6 + 7848*y^7 - 2340*y^8 + 3574*y^3*z - 5584*y^4*z - 9021*y^5*z + 22838*y^6*z - 14147*y^7*z + 2340*y^8*z + 8651*y^2*z^2 - 36962*y^3*z^2 + 46426*y^4*z^2 - 9131*y^5*z^2 - 15769*y^6*z^2 + 6785*y^7*z^2 + 3835*y*z^3 - 37255*y^2*z^3 + 90278*y^3*z^3 - 80784*y^4*z^3 + 21767*y^5*z^3 + 2417*y^6*z^3 + 162*z^4 - 11781*y*z^4 + 55441*y^2*z^4 - 85358*y^3*z^4 + 51817*y^4*z^4 - 9375*y^5*z^4 - 522*z^5 + 12258*y*z^5 - 33457*y^2*z^5 + 33176*y^3*z^5 - 11065*y^4*z^5 + 540*z^6 - 4348*y*z^6 + 7124*y^2*z^6 - 4222*y^3*z^6 - 180*z^7 + 36*y*z^7 - 504*y^2*z^7)/(72*(-1 + y)^2*y^2*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2))*G[1, 0, y] - (8*Pi^2*G[1, 1, y])/(3*y*z) + (((-33*I)*Pi)/(y*z) + (30*y^2 - 150*y^3 + 300*y^4 - 300*y^5 + 150*y^6 - 30*y^7 - 6*y*z - 90*y^2*z + 480*y^3*z - 900*y^4*z + 810*y^5*z - 354*y^6*z + 60*y^7*z - 448*z^2 + 1568*y*z^2 - 1708*y^2*z^2 - 80*y^3*z^2 + 1588*y^4*z^2 - 1316*y^5*z^2 + 456*y^6*z^2 - 60*y^7*z^2 + 1756*z^3 - 5511*y*z^3 + 5861*y^2*z^3 - 1639*y^3*z^3 - 1203*y^4*z^3 + 898*y^5*z^3 - 162*y^6*z^3 - 2589*z^4 + 7053*y*z^4 - 6847*y^2*z^4 + 2409*y^3*z^4 + 156*y^4*z^4 - 182*y^5*z^4 + 1702*z^5 - 3707*y*z^5 + 3213*y^2*z^5 - 1189*y^3*z^5 + 89*y^4*z^5 - 421*z^6 + 495*y*z^6 - 459*y^2*z^6 + 169*y^3*z^6 + 108*y*z^7)/(12*(-1 + y)^3*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[0, 1, 0, y] + (((-36*I)*Pi)/(y*z) + (-30*y^2 + 120*y^3 - 180*y^4 + 120*y^5 - 30*y^6 + 6*y*z + 96*y^2*z - 384*y^3*z + 516*y^4*z - 294*y^5*z + 60*y^6*z + 485*z^2 - 1100*y*z^2 + 348*y^2*z^2 + 940*y^3*z^2 - 1009*y^4*z^2 + 396*y^5*z^2 - 60*y^6*z^2 - 1892*z^3 + 3796*y*z^3 - 1530*y^2*z^3 - 1126*y^3*z^3 + 914*y^4*z^3 - 162*y^5*z^3 + 2778*z^4 - 4806*y*z^4 + 1925*y^2*z^4 + 476*y^3*z^4 - 271*y^4*z^4 - 1820*z^5 + 2594*y*z^5 - 952*y^2*z^5 - 26*y^3*z^5 + 449*z^6 - 490*y*z^6 + 143*y^2*z^6)/(12*(-1 + y)^2*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[1, 0, 0, y] + (((3*I)*Pi)/(y*z) + (4 + 120*y - 485*y^2 + 695*y^3 - 435*y^4 + 101*y^5 - 32*z - 154*y*z + 564*y^2*z - 538*y^3*z + 160*y^4*z + 22*z^2 + 114*y*z^2 - 195*y^2*z^2 + 59*y^3*z^2 - 36*y*z^3)/ (4*(-1 + y)^3*y*z*(-1 + y + z)^2))*G[1, 1, 0, y] + (33*G[0, 0, 1, 0, y])/(y*z) + (75*G[0, 1, 0, 0, y])/(2*y*z) - (51*G[0, 1, 1, 0, y])/(2*y*z) + (34*G[1, 0, 0, 0, y])/(y*z) - (49*G[1, 0, 1, 0, y])/(2*y*z) - (33*G[1, 1, 0, 0, y])/(2*y*z) + (16*G[1, 1, 1, 0, y])/(y*z) + (((27*I)*Pi)/(y*z) + (-10*y^2 + 50*y^3 - 100*y^4 + 100*y^5 - 50*y^6 + 10*y^7 + 2*y*z + 30*y^2*z - 160*y^3*z + 300*y^4*z - 270*y^5*z + 118*y^6*z - 20*y^7*z + 133*z^2 - 637*y*z^2 + 1141*y^2*z^2 - 839*y^3*z^2 + 26*y^4*z^2 + 308*y^5*z^2 - 152*y^6*z^2 + 20*y^7*z^2 - 500*z^3 + 2172*y*z^3 - 3666*y^2*z^3 + 2886*y^3*z^3 - 908*y^4*z^3 - 38*y^5*z^3 + 54*y^6*z^3 + 710*z^4 - 2716*y*z^4 + 4129*y^2*z^4 - 2953*y^3*z^4 + 900*y^4*z^4 - 70*y^5*z^4 - 452*z^5 + 1418*y*z^5 - 1914*y^2*z^5 + 1140*y^3*z^5 - 228*y^4*z^5 + 109*z^6 - 203*y*z^6 + 290*y^2*z^6 - 124*y^3*z^6 - 36*y*z^7)/(4*(-1 + y)^3*y*(-1 + z)^2* z^3*(-1 + y + z)^2))*Zeta[3]) + G[1 - y, 1 - y, z]* ((-83*Pi^4)/(90*y*z) - ((I/72)*Pi^3*(180*y^2 - 720*y^3 + 1080*y^4 - 720*y^5 + 180*y^6 - 36*y*z - 216*y^2*z + 864*y^3*z - 936*y^4*z + 324*y^5*z + 239*z^2 - 524*y*z^2 + 408*y^2*z^2 - 200*y^3*z^2 + 77*y^4*z^2 - 478*z^3 + 768*y*z^3 - 246*y^2*z^3 - 44*y^3*z^3 + 239*z^4 - 190*y*z^4 + 23*y^2*z^4))/((-1 + y)^2*y*z^3* (-1 + y + z)^2) + (Pi^2*(1524*y^5 - 6114*y^6 + 9198*y^7 - 6150*y^8 + 1542*y^9 + 2178*y^4*z - 11628*y^5*z + 23196*y^6*z - 21582*y^7*z + 9198*y^8*z - 1362*y^9*z + 1892*y^3*z^2 - 9446*y^4*z^2 + 19059*y^5*z^2 - 20576*y^6*z^2 + 12299*y^7*z^2 - 3228*y^8*z^2 + 3112*y^2*z^3 - 13672*y^3*z^3 + 19151*y^4*z^3 - 7825*y^5*z^3 - 923*y^6*z^3 + 157*y^7*z^3 + 1856*y*z^4 - 15110*y^2*z^4 + 32515*y^3*z^4 - 21183*y^4*z^4 - 3245*y^5*z^4 + 4777*y^6*z^4 + 180*z^5 - 6108*y*z^5 + 24371*y^2*z^5 - 32113*y^3*z^5 + 12497*y^4*z^5 + 1431*y^5*z^5 - 540*z^6 + 6684*y*z^6 - 16097*y^2*z^6 + 14368*y^3*z^6 - 3377*y^4*z^6 + 540*z^7 - 2468*y*z^7 + 4228*y^2*z^7 - 2558*y^3*z^7 - 180*z^8 + 36*y*z^8 - 504*y^2*z^8))/(432*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2* (y + z)^2) + (((9*I)*Pi)/(y*z) + (40*y^2 - 200*y^3 + 400*y^4 - 400*y^5 + 200*y^6 - 40*y^7 + y*z - 165*y^2*z + 730*y^3*z - 1290*y^4*z + 1125*y^5*z - 481*y^6*z + 80*y^7*z + 35*z^2 - 115*y*z^2 + 353*y^2*z^2 - 943*y^3*z^2 + 1371*y^4*z^2 - 995*y^5*z^2 + 329*y^6*z^2 - 35*y^7*z^2 - 140*z^3 + 380*y*z^3 - 452*y^2*z^3 + 497*y^3*z^3 - 521*y^4*z^3 + 299*y^5*z^3 - 63*y^6*z^3 + 210*z^4 - 440*y*z^4 + 290*y^2*z^4 - 66*y^3*z^4 + 20*y^4*z^4 - 14*y^5*z^4 - 140*z^5 + 177*y*z^5 - 51*y^2*z^5 - 19*y^3*z^5 + 15*y^4*z^5 + 35*z^6 + 15*y*z^6 - 15*y^2*z^6 + y^3*z^6 - 18*y*z^7)/(2*(-1 + y)^3*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[0, 1, 0, y] + (((9*I)*Pi)/(y*z) + (-270*y^2 + 1080*y^3 - 1620*y^4 + 1080*y^5 - 270*y^6 + 1080*y^2*z - 3780*y^3*z + 4860*y^4*z - 2700*y^5*z + 540*y^6*z - 239*z^2 + 500*y*z^2 - 1710*y^2*z^2 + 4388*y^3*z^2 - 4691*y^4*z^2 + 1992*y^5*z^2 - 240*y^6*z^2 + 956*z^3 - 1660*y*z^3 + 1314*y^2*z^3 - 1736*y^3*z^3 + 1558*y^4*z^3 - 432*y^5*z^3 - 1434*z^4 + 1962*y*z^4 - 455*y^2*z^4 - 80*y^3*z^4 - 77*y^4*z^4 + 956*z^5 - 944*y*z^5 + 28*y^2*z^5 + 128*y^3*z^5 - 239*z^6 + 142*y*z^6 + 13*y^2*z^6)/(12*(-1 + y)^2*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[1, 0, 0, y] + (((3*I)*Pi)/(y*z) + (-150*y^2 + 750*y^3 - 1500*y^4 + 1500*y^5 - 750*y^6 + 150*y^7 - 24*y*z + 420*y^2*z - 1440*y^3*z + 2040*y^4*z - 1320*y^5*z + 324*y^6*z - 139*z^2 + 503*y*z^2 - 832*y^2*z^2 + 868*y^3*z^2 - 557*y^4*z^2 + 157*y^5*z^2 + 326*z^3 - 698*y*z^3 + 378*y^2*z^3 + 34*y^3*z^3 - 40*y^4*z^3 - 175*z^4 + 45*y*z^4 + 153*y^2*z^4 - 23*y^3*z^4 + 108*y*z^5)/(12*(-1 + y)^3*y*z^3* (-1 + y + z)^2))*G[1, 1, 0, y] - (15*G[0, 0, 1, 0, y])/(2*y*z) - (11*G[0, 1, 0, 0, y])/(y*z) + (5*G[0, 1, 1, 0, y])/(y*z) - (17*G[1, 0, 0, 0, y])/(2*y*z) + (5*G[1, 0, 1, 0, y])/(y*z) + (2*G[1, 1, 0, 0, y])/(y*z) - G[1, 1, 1, 0, y]/(y*z) + (((-12*I)*Pi)/(y*z) + (-10*y^2 + 50*y^3 - 100*y^4 + 100*y^5 - 50*y^6 + 10*y^7 + 2*y*z + 30*y^2*z - 160*y^3*z + 300*y^4*z - 270*y^5*z + 118*y^6*z - 20*y^7*z - 7*z^2 + 15*y*z^2 - 34*y^2*z^2 + 120*y^3*z^2 - 206*y^4*z^2 + 160*y^5*z^2 - 53*y^6*z^2 + 5*y^7*z^2 + 20*z^3 - 36*y*z^3 - 2*y^2*z^3 + 38*y^3*z^3 - 26*y^4*z^3 + 6*y^5*z^3 - 20*z^4 - 10*y*z^4 + 62*y^2*z^4 - 60*y^3*z^4 + 39*y^4*z^4 - 11*y^5*z^4 + 8*z^5 + 76*y*z^5 - 72*y^2*z^5 + 8*y^3*z^5 - 2*y^4*z^5 - z^6 - 65*y*z^6 + 26*y^2*z^6 + 4*y^3*z^6 + 18*y*z^7)/(2*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* Zeta[3]) + G[0, 1, z]*((877*Pi^4)/(720*y*z) - ((I/18)*Pi^3*(79 - 194*y + 106*y^2 - 158*z + 185*y*z + 79*z^2))/ (y*z*(-1 + y + z)^2) + (Pi^2*(126*y^3 - 828*y^4 + 1638*y^5 - 1296*y^6 + 360*y^7 + 82*y^2*z - 5248*y^3*z + 14625*y^4*z - 14194*y^5*z + 5095*y^6*z - 360*y^7*z + 308*y*z^2 - 9530*y^2*z^2 + 33877*y^3*z^2 - 43127*y^4*z^2 + 22127*y^5*z^2 - 3655*y^6*z^2 + 748*z^3 - 7690*y*z^3 + 34217*y^2*z^3 - 57915*y^3*z^3 + 39425*y^4*z^3 - 9571*y^5*z^3 - 2184*z^4 + 15799*y*z^4 - 38051*y^2*z^4 + 34033*y^3*z^4 - 10383*y^4*z^4 + 2076*z^5 - 10609*y*z^5 + 14192*y^2*z^5 - 4873*y^3*z^5 - 640*z^6 + 2192*y*z^6 - 766*y^2*z^6))/(432*(-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2) + (7*Pi^2*G[1, 0, y])/(4*y*z) - (3*Pi^2*G[1, 1, y])/ (2*y*z) + ((((-21*I)/2)*Pi)/(y*z) + (-3*y^2 + 9*y^3 - 9*y^4 + 3*y^5 + 6*y*z - 24*y^2*z + 36*y^3*z - 24*y^4*z + 6*y^5*z + 34*z^2 - 320*y*z^2 + 898*y^2*z^2 - 1114*y^3*z^2 + 644*y^4*z^2 - 142*y^5*z^2 - 56*z^3 + 242*y*z^3 - 492*y^2*z^3 + 482*y^3*z^3 - 176*y^4*z^3 + 25*z^4 + 129*y*z^4 - 120*y^2*z^4 - 34*y^3*z^4 - 108*y*z^5)/(12*(-1 + y)^3*y*z^3*(-1 + y + z)^2))*G[0, 1, 0, y] + ((((21*I)/2)*Pi)/(y*z) + (3*y^2 - 9*y^3 + 9*y^4 - 3*y^5 - 6*y*z + 24*y^2*z - 36*y^3*z + 24*y^4*z - 6*y^5*z - 34*z^2 + 320*y*z^2 - 898*y^2*z^2 + 1114*y^3*z^2 - 644*y^4*z^2 + 142*y^5*z^2 + 56*z^3 - 242*y*z^3 + 492*y^2*z^3 - 482*y^3*z^3 + 176*y^4*z^3 - 25*z^4 - 129*y*z^4 + 120*y^2*z^4 + 34*y^3*z^4 + 108*y*z^5)/ (12*(-1 + y)^3*y*z^3*(-1 + y + z)^2))*G[1, 1, 0, y] + (12*G[0, 0, 1, 0, y])/(y*z) + (19*G[0, 1, 0, 0, y])/(2*y*z) - (11*G[0, 1, 1, 0, y])/(y*z) - (10*G[1, 0, 1, 0, y])/(y*z) - (19*G[1, 1, 0, 0, y])/(2*y*z) + (9*G[1, 1, 1, 0, y])/(y*z) + ((((-9*I)/2)*Pi)/(y*z) + (-2*y^2 + 6*y^3 - 6*y^4 + 2*y^5 + 4*y*z - 12*y^2*z + 12*y^3*z - 4*y^4*z + 43*z^2 - 171*y*z^2 + 262*y^2*z^2 - 190*y^3*z^2 + 63*y^4*z^2 - 7*y^5*z^2 - 152*z^3 + 618*y*z^3 - 938*y^2*z^3 + 660*y^3*z^3 - 218*y^4*z^3 + 30*y^5*z^3 + 203*z^4 - 879*y*z^4 + 1231*y^2*z^4 - 727*y^3*z^4 + 191*y^4*z^4 - 19*y^5*z^4 - 122*z^5 + 616*y*z^5 - 696*y^2*z^5 + 282*y^3*z^5 - 44*y^4*z^5 + 28*z^6 - 224*y*z^6 + 149*y^2*z^6 - 25*y^3*z^6 + 36*y*z^7)/(4*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* Zeta[3]) + G[-y, z]*((Pi^2*G[0, 0, 1, y])/(3*y*z) + ((17*Pi^2)/(2*y*z) + ((I/6)*Pi*(81*y^2 - 180*y^3 + 90*y^4 - 162*y^2*z + 162*y^3*z + 19*z^2 - 92*y*z^2 + 127*y^2*z^2 - 110*z^3 + 128*y*z^3 + 73*z^4))/(y*z^3*(-1 + y + z)^2) + (-1944*y^5 + 7314*y^6 - 10338*y^7 + 6510*y^8 - 1542*y^9 - 3132*y^4*z + 16446*y^5*z - 31770*y^6*z + 28092*y^7*z - 10998*y^8*z + 1362*y^9*z - 3865*y^3*z^2 + 19972*y^4*z^2 - 43128*y^5*z^2 + 46108*y^6*z^2 - 23395*y^7*z^2 + 4308*y^8*z^2 - 4400*y^2*z^3 + 23513*y^3*z^3 - 49984*y^4*z^3 + 53894*y^5*z^3 - 29024*y^6*z^3 + 6001*y^7*z^3 - 697*y*z^4 + 13966*y^2*z^4 - 43523*y^3*z^4 + 57072*y^4*z^4 - 35198*y^5*z^4 + 7732*y^6*z^4 - 162*z^5 + 3003*y*z^5 - 17572*y^2*z^5 + 35237*y^3*z^5 - 31552*y^4*z^5 + 9750*y^5*z^5 + 522*z^6 - 4065*y*z^6 + 10336*y^2*z^6 - 14237*y^3*z^6 + 7444*y^4*z^6 - 540*z^7 + 1795*y*z^7 - 2834*y^2*z^7 + 2875*y^3*z^7 + 180*z^8 - 36*y*z^8 + 504*y^2*z^8)/(72*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2* (y + z)^2))*G[0, 1, 0, y] + (Pi^2*G[1, 0, 0, y])/(y*z) - (4*Pi^2*G[1, 0, 1, y])/(3*y*z) + ((17*Pi^2)/(2*y*z) + ((I/6)*Pi*(81*y^2 - 180*y^3 + 90*y^4 - 162*y^2*z + 162*y^3*z + 19*z^2 - 92*y*z^2 + 127*y^2*z^2 - 110*z^3 + 128*y*z^3 + 73*z^4))/ (y*z^3*(-1 + y + z)^2) + (-1944*y^5 + 7314*y^6 - 10338*y^7 + 6510*y^8 - 1542*y^9 - 3132*y^4*z + 16446*y^5*z - 31770*y^6*z + 28092*y^7*z - 10998*y^8*z + 1362*y^9*z - 3865*y^3*z^2 + 19972*y^4*z^2 - 43128*y^5*z^2 + 46108*y^6*z^2 - 23395*y^7*z^2 + 4308*y^8*z^2 - 4400*y^2*z^3 + 23513*y^3*z^3 - 49984*y^4*z^3 + 53894*y^5*z^3 - 29024*y^6*z^3 + 6001*y^7*z^3 - 697*y*z^4 + 13966*y^2*z^4 - 43523*y^3*z^4 + 57072*y^4*z^4 - 35198*y^5*z^4 + 7732*y^6*z^4 - 162*z^5 + 3003*y*z^5 - 17572*y^2*z^5 + 35237*y^3*z^5 - 31552*y^4*z^5 + 9750*y^5*z^5 + 522*z^6 - 4065*y*z^6 + 10336*y^2*z^6 - 14237*y^3*z^6 + 7444*y^4*z^6 - 540*z^7 + 1795*y*z^7 - 2834*y^2*z^7 + 2875*y^3*z^7 + 180*z^8 - 36*y*z^8 + 504*y^2*z^8)/(72*(-1 + y)^2*y^2*(-1 + z)*z^3* (-1 + y + z)^2*(y + z)^2))*G[1, 1, 0, y] + (5*Pi^2*G[1, 1, 1, y])/ (6*y*z) + (((-6*I)*Pi)/(y*z) + (7*y^2 - 20*y^3 + 10*y^4 - 14*y*z + 14*y^2*z + 2*z^2 - 10*y*z^2 + 2*y^2*z^2 - 44*z^3 + 44*y*z^3 + 32*z^4)/(4*y*z^3*(-1 + y + z)^2))*G[0, 0, 1, 0, y] + (((18*I)*Pi)/(y*z) + (-129*y^2 + 300*y^3 - 150*y^4 + 42*y*z + 174*y^2*z - 216*y^3*z - 38*z^2 + 70*y*z^2 - 110*y^2*z^2 + 196*z^3 - 172*y*z^3 - 128*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[0, 1, 0, 0, y] + (((-3*I)*Pi)/(y*z) + (27*y^2 - 60*y^3 + 30*y^4 - 54*y^2*z + 54*y^3*z - 32*z^2 + 22*y*z^2 + 22*y^2*z^2 + 16*z^3 + 2*y*z^3 + 4*z^4)/(12*y*z^3*(-1 + y + z)^2))*G[0, 1, 1, 0, y] + (((15*I)*Pi)/(y*z) + (-17*y^2 + 40*y^3 - 20*y^4 + 7*y*z + 20*y^2*z - 27*y^3*z - 5*z^2 + 10*y*z^2 - 14*y^2*z^2 + 30*z^3 - 27*y*z^3 - 20*z^4)/(2*y*z^3*(-1 + y + z)^2))*G[1, 0, 1, 0, y] + (((18*I)*Pi)/(y*z) + (-129*y^2 + 300*y^3 - 150*y^4 + 42*y*z + 174*y^2*z - 216*y^3*z - 38*z^2 + 70*y*z^2 - 110*y^2*z^2 + 196*z^3 - 172*y*z^3 - 128*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[1, 1, 0, 0, y] + ((33*y^2 - 60*y^3 + 30*y^4 + 42*y*z - 150*y^2*z + 108*y^3*z - 70*z^2 + 74*y*z^2 + 38*y^2*z^2 + 164*z^3 - 128*y*z^3 - 88*z^4)*G[1, 1, 1, 0, y])/(12*y*z^3*(-1 + y + z)^2) - (11*G[0, 0, 0, 1, 0, y])/(y*z) + (6*G[0, 0, 1, 0, 0, y])/(y*z) - (2*G[0, 0, 1, 1, 0, y])/(y*z) - (17*G[0, 1, 0, 0, 0, y])/(y*z) + (10*G[0, 1, 0, 1, 0, y])/(y*z) + (5*G[0, 1, 1, 0, 0, y])/(y*z) - (10*G[1, 0, 0, 1, 0, y])/(y*z) - (17*G[1, 0, 1, 0, 0, y])/(y*z) + (8*G[1, 0, 1, 1, 0, y])/(y*z) - (17*G[1, 1, 0, 0, 0, y])/(y*z) + (8*G[1, 1, 0, 1, 0, y])/(y*z) + (4*G[1, 1, 1, 0, 0, y])/(y*z) - (5*G[1, 1, 1, 1, 0, y])/(y*z) + G[0, 1, y]*(((I/2)*Pi^3)/(y*z) + (Pi^2*(-27*y^2 + 60*y^3 - 30*y^4 + 54*y^2*z - 54*y^3*z + 32*z^2 - 22*y*z^2 - 22*y^2*z^2 - 16*z^3 - 2*y*z^3 - 4*z^4))/ (72*y*z^3*(-1 + y + z)^2) - (15*Zeta[3])/(y*z)) + G[1, 1, y]*((Pi^2*(-33*y^2 + 60*y^3 - 30*y^4 - 42*y*z + 150*y^2*z - 108*y^3*z + 70*z^2 - 74*y*z^2 - 38*y^2*z^2 - 164*z^3 + 128*y*z^3 + 88*z^4))/(72*y*z^3*(-1 + y + z)^2) - (7*Zeta[3])/(y*z)) + G[1, 0, y]*((((-3*I)/2)*Pi^3)/(y*z) + (Pi^2*(81*y^2 - 180*y^3 + 90*y^4 - 162*y^2*z + 162*y^3*z - 16*z^2 + 2*y*z^2 + 74*y^2*z^2 - 16*z^3 + 22*y*z^3 + 20*z^4))/ (72*y*z^3*(-1 + y + z)^2) + (15*Zeta[3])/(y*z))) + ((((64*I)/5)*Pi)/(y*z) + (20623 - 106638*y + 221370*y^2 - 223460*y^3 + 88845*y^4 + 29262*y^5 - 44852*y^6 + 17100*y^7 - 2250*y^8 - 76192*z + 364876*y*z - 710660*y^2*z + 705120*y^3*z - 342700*y^4*z + 39512*y^5*z + 28144*y^6*z - 8100*y^7*z + 106413*z^2 - 451470*y*z^2 + 799498*y^2*z^2 - 751792*y^3*z^2 + 372393*y^4*z^2 - 79330*y^5*z^2 + 2668*y^6*z^2 - 66742*z^3 + 227844*y*z^3 - 351956*y^2*z^3 + 309604*y^3*z^3 - 137226*y^4*z^3 + 21716*y^5*z^3 + 15898*z^4 - 26512*y*z^4 + 33108*y^2*z^4 - 37312*y^3*z^4 + 13198*y^4*z^4 - 8100*y*z^5 + 8100*y^2*z^5)/(90*(-1 + y)^4*y*(-1 + z)^2*z* (-1 + y + z)^2))*Zeta[5] + G[1, y]*((((-39*I)/40)*Pi^5)/(y*z) + (Pi^4*(1865 - 4746*y - 3714*y^2 + 26312*y^3 - 38823*y^4 + 28122*y^5 - 11392*y^6 + 2736*y^7 - 360*y^8 - 12932*z + 36788*y*z - 15058*y^2*z - 54474*y^3*z + 82894*y^4*z - 49202*y^5*z + 13280*y^6*z - 1296*y^7*z + 26238*z^2 - 71706*y*z^2 + 47153*y^2*z^2 + 31882*y^3*z^2 - 56085*y^4*z^2 + 26134*y^5*z^2 - 4048*y^6*z^2 - 21140*z^3 + 50736*y*z^3 - 32980*y^2*z^3 - 4294*y^3*z^3 + 12156*y^4*z^3 - 3614*y^5*z^3 + 5969*z^4 - 9776*y*z^4 + 3303*y^2*z^4 + 574*y^3*z^4 - 502*y^4*z^4 - 1296*y*z^5 + 1296*y^2*z^5))/(2160*(-1 + y)^4*y*(-1 + z)^2*z* (-1 + y + z)^2) + ((I/432)*Pi^3*(-972*y^3 + 3996*y^4 - 6156*y^5 + 4212*y^6 - 1080*y^7 + 545*y^2*z + 3508*y^3*z - 14640*y^4*z + 17656*y^5*z - 8149*y^6*z + 1080*y^7*z + 2764*y*z^2 - 9391*y^2*z^2 + 2087*y^3*z^2 + 16610*y^4*z^2 - 16331*y^5*z^2 + 4261*y^6*z^2 + 653*z^3 - 12188*y*z^3 + 26143*y^2*z^3 - 11829*y^3*z^3 - 6935*y^4*z^3 + 4831*y^5*z^3 - 3879*z^4 + 20675*y*z^4 - 25855*y^2*z^4 + 9413*y^3*z^4 + 321*y^4*z^4 + 5697*z^5 - 13925*y*z^5 + 9760*y^2*z^5 - 2207*y^3*z^5 - 2471*z^6 + 2674*y*z^6 - 878*y^2*z^6))/((-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2) + (Pi^2*(11160*y^3 - 44688*y^4 + 67104*y^5 - 44784*y^6 + 11208*y^7 + 6937*y^2*z - 75964*y^3*z + 205116*y^4*z - 231748*y^5*z + 117319*y^6*z - 21660*y^7*z - 814*y*z^2 - 28592*y^2*z^2 + 163894*y^3*z^2 - 329210*y^4*z^2 + 288672*y^5*z^2 - 104438*y^6*z^2 + 10488*y^7*z^2 + 559*z^3 + 188*y*z^3 + 20562*y^2*z^3 - 126706*y^3*z^3 + 230938*y^4*z^3 - 152100*y^5*z^3 + 31903*y^6*z^3 - 2496*z^4 - 8898*y*z^4 + 42918*y^2*z^4 + 3514*y^3*z^4 - 63038*y^4*z^4 + 28000*y^5*z^4 + 2122*z^5 + 28386*y*z^5 - 73280*y^2*z^5 + 31202*y^3*z^5 + 882*y^4*z^5 + 1008*z^6 - 26760*y*z^6 + 32816*y^2*z^6 - 7064*y^3*z^6 - 1193*z^7 + 7898*y*z^7 - 1361*y^2*z^7))/(1728*(-1 + y)^2*y*(-1 + z)^2*z^2* (-1 + y + z)^2*(y + z)^2) + (((I/2)*Pi^3)/(y*z) + (Pi^2*(-66*y^2 + 318*y^3 - 618*y^4 + 606*y^5 - 300*y^6 + 60*y^7 + 24*y*z + 144*y^2*z - 924*y^3*z + 1788*y^4*z - 1620*y^5*z + 708*y^6*z - 120*y^7*z + 47*z^2 - 307*y*z^2 + 497*y^2*z^2 + 109*y^3*z^2 - 974*y^4*z^2 + 916*y^5*z^2 - 318*y^6*z^2 + 30*y^7*z^2 - 188*z^3 + 1026*y*z^3 - 1948*y^2*z^3 + 1670*y^3*z^3 - 660*y^4*z^3 + 100*y^5*z^3 + 282*z^4 - 1572*y*z^4 + 2495*y^2*z^4 - 1707*y^3*z^4 + 594*y^4*z^4 - 92*y^5*z^4 - 188*z^5 + 1282*y*z^5 - 1458*y^2*z^5 + 572*y^3*z^5 - 100*y^4*z^5 + 47*z^6 - 561*y*z^6 + 336*y^2*z^6 - 38*y^3*z^6 + 108*y*z^7))/(72*(-1 + y)^3*y* (-1 + z)^2*z^3*(-1 + y + z)^2))*G[1 - y, 1, z] - (11*Pi^2*G[0, 0, 0, z])/(6*y*z) + (19*Pi^2*G[0, 0, 1, z])/(12*y*z) + (17*Pi^2*G[0, 0, 1 - y, z])/(12*y*z) + (2*Pi^2*G[0, 0, -y, z])/(y*z) + (2*Pi^2*G[0, 1, 0, z])/(y*z) - (Pi^2*G[0, 1, 1, z])/(2*y*z) - (3*Pi^2*G[0, 1, 1 - y, z])/(2*y*z) + (7*Pi^2*G[0, 1 - y, 0, z])/ (6*y*z) - (5*Pi^2*G[0, 1 - y, 1, z])/(4*y*z) - (7*Pi^2*G[0, 1 - y, 1 - y, z])/(6*y*z) + (4*Pi^2*G[0, 1 - y, -y, z])/ (3*y*z) + (5*Pi^2*G[0, -y, 0, z])/(6*y*z) + (Pi^2*G[0, -y, 1 - y, z])/ (2*y*z) - (11*Pi^2*G[0, -y, -y, z])/(3*y*z) + (9*Pi^2*G[1, 0, 0, z])/ (4*y*z) - (Pi^2*G[1, 0, 1, z])/(12*y*z) - (5*Pi^2*G[1, 0, 1 - y, z])/ (3*y*z) + (Pi^2*G[1, 0, -y, z])/(2*y*z) - (Pi^2*G[1, 1, 0, z])/ (2*y*z) - (2*Pi^2*G[1, 1, 1, z])/(3*y*z) - (23*Pi^2*G[1, 1 - y, 0, z])/(12*y*z) + (3*Pi^2*G[1, 1 - y, 1, z])/ (4*y*z) + (5*Pi^2*G[1, 1 - y, 1 - y, z])/(3*y*z) + (Pi^2*G[1, 1 - y, -y, z])/(2*y*z) - (3*Pi^2*G[1 - y, 0, 0, z])/ (4*y*z) - (7*Pi^2*G[1 - y, 0, 1, z])/(6*y*z) - (2*Pi^2*G[1 - y, 0, 1 - y, z])/(3*y*z) + (11*Pi^2*G[1 - y, 0, -y, z])/ (6*y*z) - (11*Pi^2*G[1 - y, 1, 0, z])/(6*y*z) + (Pi^2*G[1 - y, 1, 1, z])/(6*y*z) + (2*Pi^2*G[1 - y, 1, 1 - y, z])/ (y*z) + (Pi^2*G[1 - y, 1 - y, 0, z])/(3*y*z) + (Pi^2*G[1 - y, 1 - y, 1, z])/(6*y*z) - (Pi^2*G[1 - y, 1 - y, 1 - y, z])/(6*y*z) - (2*Pi^2*G[1 - y, 1 - y, -y, z])/(3*y*z) + (5*Pi^2*G[1 - y, -y, 0, z])/ (6*y*z) + (Pi^2*G[1 - y, -y, 1 - y, z])/(3*y*z) - (10*Pi^2*G[1 - y, -y, -y, z])/(3*y*z) + (Pi^2*G[-y, 0, 0, z])/(y*z) + (Pi^2*G[-y, 0, 1, z])/(6*y*z) + (Pi^2*G[-y, 0, 1 - y, z])/(2*y*z) - (11*Pi^2*G[-y, 0, -y, z])/(3*y*z) - (Pi^2*G[-y, 1 - y, 0, z])/ (3*y*z) + (Pi^2*G[-y, 1 - y, 1, z])/(6*y*z) - (Pi^2*G[-y, 1 - y, -y, z])/(y*z) - (5*Pi^2*G[-y, -y, 0, z])/(3*y*z) - (2*Pi^2*G[-y, -y, 1 - y, z])/(3*y*z) + (20*Pi^2*G[-y, -y, -y, z])/ (3*y*z) + ((289*Pi^2)/(12*y*z) + ((I/12)*Pi*(473 - 1820*y + 2640*y^2 - 1712*y^3 + 419*y^4 - 730*z + 2550*y*z - 2766*y^2*z + 946*y^3*z + 311*z^2 - 910*y*z^2 + 527*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (-252*y^4 + 2250*y^5 - 6498*y^6 + 8514*y^7 - 5274*y^8 + 1260*y^9 + 4976*y^3*z - 24082*y^4*z + 42578*y^5*z - 31742*y^6*z + 5938*y^7*z + 3592*y^8*z - 1260*y^9*z + 9880*y^2*z^2 - 65600*y^3*z^2 + 168462*y^4*z^2 - 209394*y^5*z^2 + 127544*y^6*z^2 - 32466*y^7*z^2 + 1574*y^8*z^2 + 4076*y*z^3 - 48658*y^2*z^3 + 187629*y^3*z^3 - 332101*y^4*z^3 + 291685*y^5*z^3 - 120429*y^6*z^3 + 18122*y^7*z^3 + 216*z^4 - 11550*y*z^4 + 78758*y^2*z^4 - 210291*y^3*z^4 + 260601*y^4*z^4 - 148751*y^5*z^4 + 31341*y^6*z^4 - 576*z^5 + 11055*y*z^5 - 52529*y^2*z^5 + 98913*y^3*z^5 - 78603*y^4*z^5 + 21416*y^5*z^5 + 540*z^6 - 3797*y*z^6 + 13089*y^2*z^6 - 16023*y^3*z^6 + 5867*y^4*z^6 - 180*z^7 + 216*y*z^7 - 540*y^2*z^7 + 504*y^3*z^7)/ (72*(-1 + y)^3*y^2*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2))* Zeta[3] + G[0, 0, z]*((((9*I)/4)*Pi^3)/(y*z) + (Pi^2*(-46 + 96*y - 34*y^2 - 36*y^3 + 20*y^4 + 196*z - 341*y*z + 156*y^2*z - 11*y^3*z - 124*z^2 + 124*y*z^2 - 31*y^2*z^2))/ (24*(-1 + y)^2*y*z*(-1 + y + z)^2) - (65*Zeta[3])/(2*y*z)) + G[-y, -y, z]*(((4*I)*Pi^3)/(y*z) + (Pi^2*(-75*y^2 + 180*y^3 - 90*y^4 + 42*y*z + 66*y^2*z - 108*y^3*z - 22*z^2 + 50*y*z^2 - 58*y^2*z^2 + 164*z^3 - 152*y*z^3 - 112*z^4))/(36*y*z^3*(-1 + y + z)^2) - (24*Zeta[3])/(y*z)) + G[-y, 1 - y, z]* ((Pi^2*(-33*y^2 + 60*y^3 - 30*y^4 - 42*y*z + 150*y^2*z - 108*y^3*z + 70*z^2 - 74*y*z^2 - 38*y^2*z^2 - 164*z^3 + 128*y*z^3 + 88*z^4))/ (72*y*z^3*(-1 + y + z)^2) - (7*Zeta[3])/(y*z)) + G[1 - y, 1 - y, z]*(((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(150*y^2 - 750*y^3 + 1500*y^4 - 1500*y^5 + 750*y^6 - 150*y^7 + 24*y*z - 420*y^2*z + 1440*y^3*z - 2040*y^4*z + 1320*y^5*z - 324*y^6*z + 139*z^2 - 503*y*z^2 + 832*y^2*z^2 - 868*y^3*z^2 + 557*y^4*z^2 - 157*y^5*z^2 - 326*z^3 + 698*y*z^3 - 378*y^2*z^3 - 34*y^3*z^3 + 40*y^4*z^3 + 175*z^4 - 45*y*z^4 - 153*y^2*z^4 + 23*y^3*z^4 - 108*y*z^5))/(72*(-1 + y)^3*y*z^3*(-1 + y + z)^2) - (7*Zeta[3])/(y*z)) + G[1, 1, z]*((I*Pi^3)/(y*z) + (Pi^2*(-5*y^2 + 10*y*z - 10*y^2*z + 24*z^2 - 66*y*z^2 + 30*y^2*z^2 - 48*z^3 + 54*y*z^3 + 24*z^4))/(24*y*z^3*(-1 + y + z)^2) - (6*Zeta[3])/(y*z)) + G[1, 1 - y, z]*(((2*I)*Pi^3)/(y*z) + (Pi^2*(-y^2 + 2*y*z - 2*y^2*z + 12*z^2 - 90*y*z^2 + 60*y^2*z^2 - 24*z^3 + 72*y*z^3 + 12*z^4))/(24*y*z^3*(-1 + y + z)^2) + Zeta[3]/(2*y*z)) + G[0, 1, z]*((((-7*I)/4)*Pi^3)/(y*z) + (Pi^2*(-3*y^2 + 9*y^3 - 9*y^4 + 3*y^5 + 6*y*z - 24*y^2*z + 36*y^3*z - 24*y^4*z + 6*y^5*z + 34*z^2 - 320*y*z^2 + 898*y^2*z^2 - 1114*y^3*z^2 + 644*y^4*z^2 - 142*y^5*z^2 - 56*z^3 + 242*y*z^3 - 492*y^2*z^3 + 482*y^3*z^3 - 176*y^4*z^3 + 25*z^4 + 129*y*z^4 - 120*y^2*z^4 - 34*y^3*z^4 - 108*y*z^5))/ (72*(-1 + y)^3*y*z^3*(-1 + y + z)^2) + (3*Zeta[3])/(2*y*z)) + G[1, 0, z]*((((-9*I)/4)*Pi^3)/(y*z) + (Pi^2*(-3*y^2 + 6*y*z - 6*y^2*z - 7*z^2 + 116*y*z^2 - 88*y^2*z^2 + 14*z^3 - 95*y*z^3 - 7*z^4))/(36*y*z^3*(-1 + y + z)^2) + (2*Zeta[3])/(y*z)) + G[0, -y, z]*((((-5*I)/2)*Pi^3)/(y*z) + (Pi^2*(9*y^2 - 47*y^3 + 97*y^4 - 99*y^5 + 50*y^6 - 10*y^7 - 36*y^2*z + 166*y^3*z - 302*y^4*z + 270*y^5*z - 118*y^6*z + 20*y^7*z - 10*z^2 + 84*y*z^2 - 145*y^2*z^2 - 61*y^3*z^2 + 383*y^4*z^2 - 383*y^5*z^2 + 152*y^6*z^2 - 20*y^7*z^2 + 112*z^3 - 546*y*z^3 + 920*y^2*z^3 - 574*y^3*z^3 - 42*y^4*z^3 + 184*y^5*z^3 - 54*y^6*z^3 - 258*z^4 + 1080*y*z^4 - 1528*y^2*z^4 + 912*y^3*z^4 - 204*y^4*z^4 - 2*y^5*z^4 + 220*z^5 - 894*y*z^5 + 1002*y^2*z^5 - 442*y^3*z^5 + 78*y^4*z^5 - 64*z^6 + 312*y*z^6 - 222*y^2*z^6 + 46*y^3*z^6 - 36*y*z^7))/(24*(-1 + y)^3*y*(-1 + z)^2* z^3*(-1 + y + z)^2) + (12*Zeta[3])/(y*z)) + G[1 - y, -y, z]*(((-2*I)*Pi^3)/(y*z) + (Pi^2*(-63*y^2 + 309*y^3 - 609*y^4 + 603*y^5 - 300*y^6 + 60*y^7 + 18*y*z + 162*y^2*z - 942*y^3*z + 1794*y^4*z - 1620*y^5*z + 708*y^6*z - 120*y^7*z - 47*z^2 + 157*y*z^2 - 461*y^2*z^2 + 1193*y^3*z^2 - 1723*y^4*z^2 + 1253*y^5*z^2 - 417*y^6*z^2 + 45*y^7*z^2 + 164*z^3 - 618*y*z^3 + 1054*y^2*z^3 - 1112*y^3*z^3 + 768*y^4*z^3 - 310*y^5*z^3 + 54*y^6*z^3 - 216*z^4 + 708*y*z^4 - 1100*y^2*z^4 + 870*y^3*z^4 - 291*y^4*z^4 + 29*y^5*z^4 + 128*z^5 - 226*y*z^5 + 450*y^2*z^5 - 374*y^3*z^5 + 76*y^4*z^5 - 29*z^6 - 93*y*z^6 - 42*y^2*z^6 + 56*y^3*z^6 + 54*y*z^7))/ (36*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2) + (12*Zeta[3])/(y*z)) + G[1 - y, 0, z]*((I*Pi^3)/(y*z) + (Pi^2*(217 - 604*y + 576*y^2 - 208*y^3 + 19*y^4 - 554*z + 1044*y*z - 582*y^2*z + 92*y^3*z + 307*z^2 - 302*y*z^2 + 73*y^2*z^2))/ (72*(-1 + y)^2*y*z*(-1 + y + z)^2) + (14*Zeta[3])/(y*z)) + G[-y, 0, z]*((((-3*I)/2)*Pi^3)/(y*z) + (Pi^2*(57*y^2 - 120*y^3 + 60*y^4 + 21*y*z - 156*y^2*z + 135*y^3*z - 8*z^2 - 56*y*z^2 + 109*y^2*z^2 - 20*z^3 + 53*y*z^3 + 19*z^4))/ (36*y*z^3*(-1 + y + z)^2) + (15*Zeta[3])/(y*z)) + G[0, 1 - y, z]*(((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(-4 - 120*y + 485*y^2 - 695*y^3 + 435*y^4 - 101*y^5 + 32*z + 154*y*z - 564*y^2*z + 538*y^3*z - 160*y^4*z - 22*z^2 - 114*y*z^2 + 195*y^2*z^2 - 59*y^3*z^2 + 36*y*z^3))/ (24*(-1 + y)^3*y*z*(-1 + y + z)^2) + (33*Zeta[3])/(2*y*z)) + G[1, z]*((-37*Pi^4)/(90*y*z) + ((I/72)*Pi^3*(18*y^2 - 36*y*z + 36*y^2*z + 5*z^2 - 118*y*z^2 + 113*y^2*z^2 - 10*z^3 + 118*y*z^3 + 5*z^4))/(y*z^3*(-1 + y + z)^2) + (Pi^2*(420*y^3 - 1200*y^4 + 1140*y^5 - 360*y^6 + 690*y^2*z - 3138*y^3*z + 4926*y^4*z - 3198*y^5*z + 720*y^6*z + 653*y*z^2 - 2588*y^2*z^2 + 4695*y^3*z^2 - 4418*y^4*z^2 + 1838*y^5*z^2 - 180*y^6*z^2 - 180*z^3 - 1581*y*z^3 + 3584*y^2*z^3 - 2799*y^3*z^3 + 1116*y^4*z^3 - 140*y^5*z^3 + 540*z^4 + 1167*y*z^4 - 1318*y^2*z^4 + 503*y^3*z^4 - 244*y^4*z^4 - 540*z^5 - 203*y*z^5 - 872*y^2*z^5 + 319*y^3*z^5 + 180*z^6 - 36*y*z^6 + 504*y^2*z^6))/(432*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2) + (((3*I)*Pi)/(y*z) + (-7*y^2 + 14*y*z - 14*y^2*z + 32*z^2 - 70*y*z^2 + 26*y^2*z^2 - 64*z^3 + 58*y*z^3 + 32*z^4)/ (4*y*z^3*(-1 + y + z)^2))*Zeta[3]) + G[-y, z]*((-299*Pi^4)/(180*y*z) - ((I/36)*Pi^3*(81*y^2 - 180*y^3 + 90*y^4 - 162*y^2*z + 162*y^3*z + 19*z^2 - 92*y*z^2 + 127*y^2*z^2 - 110*z^3 + 128*y*z^3 + 73*z^4))/ (y*z^3*(-1 + y + z)^2) + (Pi^2*(1944*y^5 - 7314*y^6 + 10338*y^7 - 6510*y^8 + 1542*y^9 + 3132*y^4*z - 16446*y^5*z + 31770*y^6*z - 28092*y^7*z + 10998*y^8*z - 1362*y^9*z + 3865*y^3*z^2 - 19972*y^4*z^2 + 43128*y^5*z^2 - 46108*y^6*z^2 + 23395*y^7*z^2 - 4308*y^8*z^2 + 4400*y^2*z^3 - 23513*y^3*z^3 + 49984*y^4*z^3 - 53894*y^5*z^3 + 29024*y^6*z^3 - 6001*y^7*z^3 + 697*y*z^4 - 13966*y^2*z^4 + 43523*y^3*z^4 - 57072*y^4*z^4 + 35198*y^5*z^4 - 7732*y^6*z^4 + 162*z^5 - 3003*y*z^5 + 17572*y^2*z^5 - 35237*y^3*z^5 + 31552*y^4*z^5 - 9750*y^5*z^5 - 522*z^6 + 4065*y*z^6 - 10336*y^2*z^6 + 14237*y^3*z^6 - 7444*y^4*z^6 + 540*z^7 - 1795*y*z^7 + 2834*y^2*z^7 - 2875*y^3*z^7 - 180*z^8 + 36*y*z^8 - 504*y^2*z^8))/(432*(-1 + y)^2*y^2*(-1 + z)*z^3* (-1 + y + z)^2*(y + z)^2) + (((-12*I)*Pi)/(y*z) + (21*y^2 - 60*y^3 + 30*y^4 - 42*y*z + 42*y^2*z + 46*z^2 - 62*y*z^2 + 10*y^2*z^2 - 164*z^3 + 140*y*z^3 + 100*z^4)/ (6*y*z^3*(-1 + y + z)^2))*Zeta[3]) + G[1 - y, z]*((31*Pi^4)/(72*y*z) + ((I/24)*Pi^3*(-31 + 28*y + 78*y^2 - 116*y^3 + 41*y^4 + 110*z - 96*y*z - 78*y^2*z + 64*y^3*z - 67*z^2 + 14*y*z^2 + 23*y^2*z^2))/((-1 + y)^2*y*z* (-1 + y + z)^2) + (Pi^2*(-198*y^4 + 1674*y^5 - 3834*y^6 + 3438*y^7 - 1080*y^8 - 281*y^3*z + 5192*y^4*z - 16473*y^5*z + 19574*y^6*z - 9092*y^7*z + 1080*y^8*z + 320*y^2*z^2 + 3181*y^3*z^2 - 21731*y^4*z^2 + 39601*y^5*z^2 - 27457*y^6*z^2 + 6086*y^7*z^2 + 781*y*z^3 - 3742*y^2*z^3 - 4714*y^3*z^3 + 30243*y^4*z^3 - 34399*y^5*z^3 + 11717*y^6*z^3 + 180*z^4 - 3747*y*z^4 + 9079*y^2*z^4 + 550*y^3*z^4 - 14261*y^4*z^4 + 8733*y^5*z^4 - 540*z^5 + 5043*y*z^5 - 7963*y^2*z^5 + 3467*y^3*z^5 + 755*y^4*z^5 + 540*z^6 - 2113*y*z^6 + 2810*y^2*z^6 - 1771*y^3*z^6 - 180*z^7 + 36*y*z^7 - 504*y^2*z^7))/ (432*(-1 + y)^2*y^2*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2) + (((-21*I)*Pi)/(y*z) + (-150*y^2 + 750*y^3 - 1500*y^4 + 1500*y^5 - 750*y^6 + 150*y^7 - 24*y*z + 420*y^2*z - 1440*y^3*z + 2040*y^4*z - 1320*y^5*z + 324*y^6*z - 65*z^2 + 337*y*z^2 - 857*y^2*z^2 + 1199*y^3*z^2 - 850*y^4*z^2 + 236*y^5*z^2 + 58*z^3 - 136*y*z^3 + 234*y^2*z^3 - 292*y^3*z^3 + 136*y^4*z^3 - 11*z^4 - 315*y*z^4 + 252*y^2*z^4 + 74*y^3*z^4 + 216*y*z^5)/ (12*(-1 + y)^3*y*z^3*(-1 + y + z)^2))*Zeta[3]) - (110*Zeta[5])/(y*z)) + G[1 - y, z]*((((-19*I)/15)*Pi^5)/(y*z) + ((I/432)*Pi^3*(-972*y^3 + 5076*y^4 - 9396*y^5 + 7452*y^6 - 2160*y^7 + 3073*y^2*z - 5380*y^3*z - 6186*y^4*z + 18380*y^5*z - 12047*y^6*z + 2160*y^7*z + 7820*y*z^2 - 36287*y^2*z^2 + 52789*y^3*z^2 - 22352*y^4*z^2 - 6889*y^5*z^2 + 4919*y^6*z^2 + 3181*z^3 - 34996*y*z^3 + 93503*y^2*z^3 - 95403*y^3*z^3 + 35825*y^4*z^3 - 2095*y^5*z^3 - 9759*z^4 + 53305*y*z^4 - 90347*y^2*z^4 + 59827*y^3*z^4 - 13011*y^4*z^4 + 9975*z^5 - 32215*y*z^5 + 33086*y^2*z^5 - 10861*y^3*z^5 - 3397*z^6 + 6086*y*z^6 - 2704*y^2*z^6))/((-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2) + (Pi^4*(-1017*y^2 + 4941*y^3 - 9666*y^4 + 9522*y^5 - 4725*y^6 + 945*y^7 + 306*y*z + 2538*y^2*z - 14958*y^3*z + 28476*y^4*z - 25650*y^5*z + 11178*y^6*z - 1890*y^7*z - 6485*z^2 + 25621*y*z^2 - 43547*y^2*z^2 + 45815*y^3*z^2 - 35683*y^4*z^2 + 19499*y^5*z^2 - 5805*y^6*z^2 + 585*y^7*z^2 + 25328*z^3 - 93630*y*z^3 + 135994*y^2*z^3 - 97730*y^3*z^3 + 35790*y^4*z^3 - 6184*y^5*z^3 + 432*y^6*z^3 - 37227*z^4 + 122883*y*z^4 - 158792*y^2*z^4 + 96540*y^3*z^4 - 25137*y^4*z^4 + 1733*y^5*z^4 + 24410*z^5 - 67594*y*z^5 + 77202*y^2*z^5 - 39302*y^3*z^5 + 6580*y^4*z^5 - 6026*z^6 + 11118*y*z^6 - 12378*y^2*z^6 + 4694*y^3*z^6 + 1296*y*z^7))/(2160*(-1 + y)^3*y*(-1 + z)^2*z^3* (-1 + y + z)^2) + (Pi^2*(34992*y^3 - 178704*y^4 + 326160*y^5 - 256176*y^6 + 73728*y^7 + 2117*y^2*z - 223076*y^3*z + 859140*y^4*z - 1202708*y^5*z + 709715*y^6*z - 145188*y^7*z - 39614*y*z^2 + 121488*y^2*z^2 + 344818*y^3*z^2 - 1442926*y^4*z^2 + 1608024*y^5*z^2 - 663358*y^6*z^2 + 71568*y^7*z^2 - 15289*z^3 + 226836*y*z^3 - 552082*y^2*z^3 - 12026*y^3*z^3 + 1070420*y^4*z^3 - 917316*y^5*z^3 + 209819*y^6*z^3 + 60976*z^4 - 472214*y*z^4 + 877186*y^2*z^4 - 321166*y^3*z^4 - 330406*y^4*z^4 + 185624*y^5*z^4 - 91194*z^5 + 453434*y*z^5 - 612490*y^2*z^5 + 207050*y^3*z^5 + 22476*y^4*z^5 + 60616*z^6 - 199500*y*z^6 + 169368*y^2*z^6 - 30484*y^3*z^6 - 15109*z^7 + 31058*y*z^7 - 5587*y^2*z^7))/ (5184*(-1 + y)^2*y*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)^2) + (Pi^2*G[0, 0, 0, y])/(3*y*z) + (37*Pi^2*G[0, 0, 1, y])/(12*y*z) + ((-34*Pi^2)/(3*y*z) - ((I/12)*Pi*(180*y^2 - 720*y^3 + 1080*y^4 - 720*y^5 + 180*y^6 - 36*y*z - 216*y^2*z + 864*y^3*z - 936*y^4*z + 324*y^5*z + 445*z^2 - 1240*y*z^2 + 1347*y^2*z^2 - 754*y^3*z^2 + 202*y^4*z^2 - 890*z^3 + 1878*y*z^3 - 1248*y^2*z^3 + 260*y^3*z^3 + 445*z^4 - 566*y*z^4 + 202*y^2*z^4))/((-1 + y)^2*y*z^3* (-1 + y + z)^2) + (1524*y^5 - 6114*y^6 + 9198*y^7 - 6150*y^8 + 1542*y^9 + 1890*y^4*z - 10440*y^5*z + 21324*y^6*z - 20250*y^7*z + 8838*y^8*z - 1362*y^9*z + 3758*y^3*z^2 - 16388*y^4*z^2 + 27996*y^5*z^2 - 24728*y^6*z^2 + 12230*y^7*z^2 - 2868*y^8*z^2 + 7033*y^2*z^3 - 35800*y^3*z^3 + 63404*y^4*z^3 - 46762*y^5*z^3 + 13249*y^6*z^3 - 1124*y^7*z^3 + 3227*y*z^4 - 32879*y^2*z^4 + 89080*y^3*z^4 - 94626*y^4*z^4 + 38068*y^5*z^4 - 3371*y^6*z^4 + 180*z^5 - 10275*y*z^5 + 51317*y^2*z^5 - 86368*y^3*z^5 + 56327*y^4*z^5 - 11034*y^5*z^5 - 540*z^6 + 10905*y*z^6 - 32183*y^2*z^6 + 33754*y^3*z^6 - 10787*y^4*z^6 + 540*z^7 - 3893*y*z^7 + 7216*y^2*z^7 - 4010*y^3*z^7 - 180*z^8 + 36*y*z^8 - 504*y^2*z^8)/(72*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2* (y + z)^2))*G[0, 1, 0, y] - (23*Pi^2*G[0, 1, 1, y])/(12*y*z) + ((-157*Pi^2)/(12*y*z) - ((I/12)*Pi*(180*y^2 - 720*y^3 + 1080*y^4 - 720*y^5 + 180*y^6 - 36*y*z - 216*y^2*z + 864*y^3*z - 936*y^4*z + 324*y^5*z + 451*z^2 - 1156*y*z^2 + 1086*y^2*z^2 - 508*y^3*z^2 + 127*y^4*z^2 - 902*z^3 + 1788*y*z^3 - 1050*y^2*z^3 + 164*y^3*z^3 + 451*z^4 - 542*y*z^4 + 181*y^2*z^4))/((-1 + y)^2*y*z^3* (-1 + y + z)^2) + (1524*y^4 - 6114*y^5 + 9198*y^6 - 6150*y^7 + 1542*y^8 + 1728*y^3*z - 9594*y^4*z + 19758*y^5*z - 19008*y^6*z + 8478*y^7*z - 1362*y^8*z + 3901*y^2*z^2 - 14878*y^3*z^2 + 22395*y^4*z^2 - 18268*y^5*z^2 + 9358*y^6*z^2 - 2508*y^7*z^2 + 7472*y*z^3 - 35765*y^2*z^3 + 56689*y^3*z^3 - 34571*y^4*z^3 + 5795*y^5*z^3 + 380*y^6*z^3 + 3181*z^4 - 33568*y*z^4 + 86258*y^2*z^4 - 82911*y^3*z^4 + 28025*y^4*z^4 - 811*y^5*z^4 - 9795*z^5 + 50857*y*z^5 - 79934*y^2*z^5 + 47221*y^3*z^5 - 8175*y^4*z^5 + 10047*z^6 - 30211*y*z^6 + 28019*y^2*z^6 - 8029*y^3*z^6 - 3433*z^7 + 5450*y*z^7 - 2191*y^2*z^7)/ (72*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2))* G[1, 0, 0, y] - (3*Pi^2*G[1, 0, 1, y])/(4*y*z) + ((-59*Pi^2)/(12*y*z) - ((I/4)*Pi*(-31 + 28*y + 78*y^2 - 116*y^3 + 41*y^4 + 110*z - 96*y*z - 78*y^2*z + 64*y^3*z - 67*z^2 + 14*y*z^2 + 23*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (198*y^4 - 1674*y^5 + 3834*y^6 - 3438*y^7 + 1080*y^8 + 281*y^3*z - 5192*y^4*z + 16473*y^5*z - 19574*y^6*z + 9092*y^7*z - 1080*y^8*z - 320*y^2*z^2 - 3181*y^3*z^2 + 21731*y^4*z^2 - 39601*y^5*z^2 + 27457*y^6*z^2 - 6086*y^7*z^2 - 781*y*z^3 + 3742*y^2*z^3 + 4714*y^3*z^3 - 30243*y^4*z^3 + 34399*y^5*z^3 - 11717*y^6*z^3 - 180*z^4 + 3747*y*z^4 - 9079*y^2*z^4 - 550*y^3*z^4 + 14261*y^4*z^4 - 8733*y^5*z^4 + 540*z^5 - 5043*y*z^5 + 7963*y^2*z^5 - 3467*y^3*z^5 - 755*y^4*z^5 - 540*z^6 + 2113*y*z^6 - 2810*y^2*z^6 + 1771*y^3*z^6 + 180*z^7 - 36*y*z^7 + 504*y^2*z^7)/ (72*(-1 + y)^2*y^2*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2))* G[1, 1, 0, y] - (7*Pi^2*G[1, 1, 1, y])/(6*y*z) + ((((-45*I)/2)*Pi)/(y*z) + (-38*y^2 + 194*y^3 - 394*y^4 + 398*y^5 - 200*y^6 + 40*y^7 + 4*y*z + 132*y^2*z - 652*y^3*z + 1204*y^4*z - 1080*y^5*z + 472*y^6*z - 80*y^7*z - 114*z^2 + 366*y*z^2 - 618*y^2*z^2 + 1058*y^3*z^2 - 1466*y^4*z^2 + 1134*y^5*z^2 - 410*y^6*z^2 + 50*y^7*z^2 + 472*z^3 - 1415*y*z^3 + 1583*y^2*z^3 - 1045*y^3*z^3 + 749*y^4*z^3 - 452*y^5*z^3 + 108*y^6*z^3 - 728*z^4 + 2010*y*z^4 - 1827*y^2*z^4 + 599*y^3*z^4 - 84*y^4*z^4 + 30*y^5*z^4 + 496*z^5 - 1295*y*z^5 + 945*y^2*z^5 - 163*y^3*z^5 - 19*y^4*z^5 - 126*z^6 + 366*y*z^6 - 177*y^2*z^6 + 9*y^3*z^6 - 36*y*z^7)/(4*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[0, 0, 1, 0, y] + (((-33*I)*Pi)/(y*z) + (336*y^2 - 1332*y^3 + 1986*y^4 - 1320*y^5 + 330*y^6 - 78*y*z - 1032*y^2*z + 4212*y^3*z - 5676*y^4*z + 3234*y^5*z - 660*y^6*z + 413*z^2 - 704*y*z^2 + 1572*y^2*z^2 - 4424*y^3*z^2 + 5183*y^4*z^2 - 2340*y^5*z^2 + 300*y^6*z^2 - 1652*z^3 + 3016*y*z^3 - 1878*y^2*z^3 + 1586*y^3*z^3 - 1558*y^4*z^3 + 486*y^5*z^3 + 2478*z^4 - 4002*y*z^4 + 1577*y^2*z^4 + 20*y^3*z^4 + 35*y^4*z^4 - 1652*z^5 + 2162*y*z^5 - 664*y^2*z^5 - 62*y^3*z^5 + 413*z^6 - 394*y*z^6 + 89*y^2*z^6)/(12*(-1 + y)^2*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[0, 1, 0, 0, y] + (((15*I)*Pi)/(y*z) + (90*y^2 - 450*y^3 + 900*y^4 - 900*y^5 + 450*y^6 - 90*y^7 + 36*y*z - 360*y^2*z + 1080*y^3*z - 1440*y^4*z + 900*y^5*z - 216*y^6*z + 257*z^2 - 1045*y*z^2 + 1778*y^2*z^2 - 1634*y^3*z^2 + 829*y^4*z^2 - 185*y^5*z^2 - 586*z^3 + 1720*y*z^3 - 1872*y^2*z^3 + 928*y^3*z^3 - 190*y^4*z^3 + 311*z^4 - 477*y*z^4 + 297*y^2*z^4 - 131*y^3*z^4 - 108*y*z^5)/(12*(-1 + y)^3*y*z^3* (-1 + y + z)^2))*G[0, 1, 1, 0, y] + ((((-51*I)/2)*Pi)/(y*z) + (270*y^2 - 1080*y^3 + 1620*y^4 - 1080*y^5 + 270*y^6 - 54*y*z - 324*y^2*z + 1296*y^3*z - 1404*y^4*z + 486*y^5*z + 418*z^2 - 940*y*z^2 + 738*y^2*z^2 - 328*y^3*z^2 + 112*y^4*z^2 - 836*z^3 + 1461*y*z^3 - 624*y^2*z^3 - y^3*z^3 + 418*z^4 - 416*y*z^4 + 103*y^2*z^4)/(12*(-1 + y)^2*y*z^3* (-1 + y + z)^2))*G[1, 0, 0, 0, y] + (((15*I)*Pi)/(y*z) + (150*y^2 - 750*y^3 + 1500*y^4 - 1500*y^5 + 750*y^6 - 150*y^7 + 24*y*z - 420*y^2*z + 1440*y^3*z - 2040*y^4*z + 1320*y^5*z - 324*y^6*z + 239*z^2 - 859*y*z^2 + 1292*y^2*z^2 - 1112*y^3*z^2 + 589*y^4*z^2 - 149*y^5*z^2 - 526*z^3 + 1360*y*z^3 - 1176*y^2*z^3 + 376*y^3*z^3 - 34*y^4*z^3 + 275*z^4 - 321*y*z^4 + 105*y^2*z^4 - 59*y^3*z^4 - 108*y*z^5)/(12*(-1 + y)^3*y*z^3* (-1 + y + z)^2))*G[1, 0, 1, 0, y] + (((6*I)*Pi)/(y*z) + (-150*y^2 + 600*y^3 - 900*y^4 + 600*y^5 - 150*y^6 - 24*y*z + 396*y^2*z - 1044*y^3*z + 996*y^4*z - 324*y^5*z - 103*z^2 - 44*y*z^2 + 474*y^2*z^2 - 404*y^3*z^2 + 77*y^4*z^2 + 302*z^3 + 42*y*z^3 - 762*y^2*z^3 + 418*y^3*z^3 - 175*z^4 - 106*y*z^4 + 167*y^2*z^4)/(12*(-1 + y)^2*y*z^3* (-1 + y + z)^2))*G[1, 1, 0, 0, y] + (((-3*I)*Pi)/(y*z) + (310 - 1012*y + 1233*y^2 - 670*y^3 + 139*y^4 - 692*z + 1632*y*z - 1290*y^2*z + 350*y^3*z + 364*z^2 - 524*y*z^2 + 211*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[1, 1, 1, 0, y] + (75*G[0, 0, 0, 1, 0, y])/(2*y*z) + (61*G[0, 0, 1, 0, 0, y])/(2*y*z) - (37*G[0, 0, 1, 1, 0, y])/(2*y*z) + (69*G[0, 1, 0, 0, 0, y])/(2*y*z) - (65*G[0, 1, 0, 1, 0, y])/(2*y*z) - (55*G[0, 1, 1, 0, 0, y])/(2*y*z) + (23*G[0, 1, 1, 1, 0, y])/(2*y*z) + (24*G[1, 0, 0, 0, 0, y])/(y*z) - (27*G[1, 0, 0, 1, 0, y])/(2*y*z) - (51*G[1, 0, 1, 0, 0, y])/(2*y*z) + (9*G[1, 0, 1, 1, 0, y])/(2*y*z) - (14*G[1, 1, 0, 0, 0, y])/(y*z) + (3*G[1, 1, 0, 1, 0, y])/(2*y*z) + (9*G[1, 1, 1, 0, 0, y])/(y*z) + (7*G[1, 1, 1, 1, 0, y])/(y*z) + ((56*Pi^2)/(3*y*z) + ((I/6)*Pi*(90*y^2 - 360*y^3 + 540*y^4 - 360*y^5 + 90*y^6 - 18*y*z - 108*y^2*z + 432*y^3*z - 468*y^4*z + 162*y^5*z + 173*z^2 - 620*y*z^2 + 921*y^2*z^2 - 674*y^3*z^2 + 200*y^4*z^2 - 274*z^3 + 840*y*z^3 - 840*y^2*z^3 + 274*y^3*z^3 + 119*z^4 - 274*y*z^4 + 146*y^2*z^4))/((-1 + y)^2*y*z^3*(-1 + y + z)^2) + (-762*y^5 + 3057*y^6 - 4599*y^7 + 3075*y^8 - 771*y^9 - 1125*y^4*z + 6480*y^5*z - 13362*y^6*z + 12465*y^7*z - 5139*y^8*z + 681*y^9*z - 1948*y^3*z^2 + 11545*y^4*z^2 - 25035*y^5*z^2 + 25381*y^6*z^2 - 12097*y^7*z^2 + 2154*y^8*z^2 - 3137*y^2*z^3 + 19508*y^3*z^3 - 45925*y^4*z^3 + 49277*y^5*z^3 - 24080*y^6*z^3 + 4357*y^7*z^3 - 1246*y*z^4 + 14224*y^2*z^4 - 48308*y^3*z^4 + 68292*y^4*z^4 - 41255*y^5*z^4 + 8824*y^6*z^4 - 90*z^5 + 3504*y*z^5 - 21349*y^2*z^5 + 46676*y^3*z^5 - 39847*y^4*z^5 + 11313*y^5*z^5 + 270*z^6 - 3360*y*z^6 + 13096*y^2*z^6 - 18011*y^3*z^6 + 7150*y^4*z^6 - 270*z^7 + 1120*y*z^7 - 3086*y^2*z^7 + 2029*y^3*z^7 + 90*z^8 - 18*y*z^8 + 252*y^2*z^8)/ (36*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2))* Zeta[3] + G[0, 0, y]*(((I/4)*Pi^3)/(y*z) + (Pi^2*(-204*y^2 + 828*y^3 - 1254*y^4 + 840*y^5 - 210*y^6 - 24*y*z + 504*y^2*z - 1368*y^3*z + 1320*y^4*z - 432*y^5*z - 244*z^2 + 580*y*z^2 - 582*y^2*z^2 + 400*y^3*z^2 - 154*y^4*z^2 + 488*z^3 - 747*y*z^3 + 192*y^2*z^3 + 67*y^3*z^3 - 244*z^4 + 164*y*z^4 - y^2*z^4))/(72*(-1 + y)^2*y*z^3*(-1 + y + z)^2) - (45*Zeta[3])/(y*z)) + G[1, 1, y]*(((I/2)*Pi^3)/(y*z) + (Pi^2*(-310 + 1012*y - 1233*y^2 + 670*y^3 - 139*y^4 + 692*z - 1632*y*z + 1290*y^2*z - 350*y^3*z - 364*z^2 + 524*y*z^2 - 211*y^2*z^2))/(72*(-1 + y)^2*y*z*(-1 + y + z)^2) - Zeta[3]/(y*z)) + G[1, 0, y]*((((9*I)/2)*Pi^3)/(y*z) + (Pi^2*(180*y^2 - 720*y^3 + 1080*y^4 - 720*y^5 + 180*y^6 + 72*y*z - 648*y^2*z + 1512*y^3*z - 1368*y^4*z + 432*y^5*z - 2435*z^2 + 7604*y*z^2 - 8520*y^2*z^2 + 3968*y^3*z^2 - 617*y^4*z^2 + 4678*z^3 - 11586*y*z^3 + 9510*y^2*z^3 - 2602*y^3*z^3 - 2291*z^4 + 3838*y*z^4 - 1733*y^2*z^4))/(144*(-1 + y)^2*y*z^3* (-1 + y + z)^2) - ((I/72)*Pi*(-972*y^3 + 5076*y^4 - 9396*y^5 + 7452*y^6 - 2160*y^7 + 3073*y^2*z - 5380*y^3*z - 6186*y^4*z + 18380*y^5*z - 12047*y^6*z + 2160*y^7*z + 7820*y*z^2 - 36287*y^2*z^2 + 52789*y^3*z^2 - 22352*y^4*z^2 - 6889*y^5*z^2 + 4919*y^6*z^2 + 3181*z^3 - 34996*y*z^3 + 93503*y^2*z^3 - 95403*y^3*z^3 + 35825*y^4*z^3 - 2095*y^5*z^3 - 9759*z^4 + 53305*y*z^4 - 90347*y^2*z^4 + 59827*y^3*z^4 - 13011*y^4*z^4 + 9975*z^5 - 32215*y*z^5 + 33086*y^2*z^5 - 10861*y^3*z^5 - 3397*z^6 + 6086*y*z^6 - 2704*y^2*z^6))/((-1 + y)^2*y*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)^2) + (-34992*y^3 + 178704*y^4 - 326160*y^5 + 256176*y^6 - 73728*y^7 - 2117*y^2*z + 223076*y^3*z - 859140*y^4*z + 1202708*y^5*z - 709715*y^6*z + 145188*y^7*z + 39614*y*z^2 - 121488*y^2*z^2 - 344818*y^3*z^2 + 1442926*y^4*z^2 - 1608024*y^5*z^2 + 663358*y^6*z^2 - 71568*y^7*z^2 + 15289*z^3 - 226836*y*z^3 + 552082*y^2*z^3 + 12026*y^3*z^3 - 1070420*y^4*z^3 + 917316*y^5*z^3 - 209819*y^6*z^3 - 60976*z^4 + 472214*y*z^4 - 877186*y^2*z^4 + 321166*y^3*z^4 + 330406*y^4*z^4 - 185624*y^5*z^4 + 91194*z^5 - 453434*y*z^5 + 612490*y^2*z^5 - 207050*y^3*z^5 - 22476*y^4*z^5 - 60616*z^6 + 199500*y*z^6 - 169368*y^2*z^6 + 30484*y^3*z^6 + 15109*z^7 - 31058*y*z^7 + 5587*y^2*z^7)/(864*(-1 + y)^2*y*(-1 + z)^2*z^2*(-1 + y + z)^2* (y + z)^2) + (9*Zeta[3])/(y*z)) + G[0, 1, y]* ((((-5*I)/2)*Pi^3)/(y*z) + (Pi^2*(-90*y^2 + 450*y^3 - 900*y^4 + 900*y^5 - 450*y^6 + 90*y^7 - 36*y*z + 360*y^2*z - 1080*y^3*z + 1440*y^4*z - 900*y^5*z + 216*y^6*z - 257*z^2 + 1045*y*z^2 - 1778*y^2*z^2 + 1634*y^3*z^2 - 829*y^4*z^2 + 185*y^5*z^2 + 586*z^3 - 1720*y*z^3 + 1872*y^2*z^3 - 928*y^3*z^3 + 190*y^4*z^3 - 311*z^4 + 477*y*z^4 - 297*y^2*z^4 + 131*y^3*z^4 + 108*y*z^5))/ (72*(-1 + y)^3*y*z^3*(-1 + y + z)^2) + (26*Zeta[3])/(y*z)) - (102*Zeta[5])/(y*z)) + G[1, z]*((((7*I)/24)*Pi^5)/(y*z) + ((I/216)*Pi^3*(-54*y^2 + 805*z - 3014*y*z + 1723*y^2*z - 1610*z^2 + 2825*y*z^2 + 805*z^3))/(y*z^2*(-1 + y + z)^2) + (Pi^4*(-69*y^2 + 138*y*z - 3272*z^2 + 6290*y*z^2 - 3185*y^2*z^2 + 12896*z^3 - 19034*y*z^3 + 6262*y^2*z^3 - 19104*z^4 + 18838*y*z^4 - 3104*y^2*z^4 + 12608*z^5 - 6232*y*z^5 - 3128*z^6))/ (1440*y*(-1 + z)^2*z^3*(-1 + y + z)^2) + (Pi^2*(-756*y^2 + 1800*y^3 - 1044*y^4 + 472*y*z + 23388*y^2*z - 46293*y^3*z + 22325*y^4*z + 108*y^5*z - 1148*z^2 + 19988*y*z^2 - 96563*y^2*z^2 + 118953*y^3*z^2 - 38890*y^4*z^2 + 3152*z^3 - 53882*y*z^3 + 134884*y^2*z^3 - 106443*y^3*z^3 + 17609*y^4*z^3 - 2568*z^4 + 43280*y*z^4 - 72587*y^2*z^4 + 31875*y^3*z^4 + 272*z^5 - 7226*y*z^5 + 11634*y^2*z^5 + 292*z^6 - 2632*y*z^6))/ (2592*(-1 + y)*y*(-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)) - (13*Pi^2*G[0, 0, 0, y])/(6*y*z) + (35*Pi^2*G[0, 0, 1, y])/(12*y*z) + ((-29*Pi^2)/(12*y*z) + ((I/12)*Pi*(18*y^2 - 36*y*z + 36*y^2*z + 5*z^2 - 118*y*z^2 + 113*y^2*z^2 - 10*z^3 + 118*y*z^3 + 5*z^4))/ (y*z^3*(-1 + y + z)^2) + (420*y^3 - 1200*y^4 + 1140*y^5 - 360*y^6 + 690*y^2*z - 3138*y^3*z + 4926*y^4*z - 3198*y^5*z + 720*y^6*z + 653*y*z^2 - 2588*y^2*z^2 + 4695*y^3*z^2 - 4418*y^4*z^2 + 1838*y^5*z^2 - 180*y^6*z^2 - 180*z^3 - 1581*y*z^3 + 3584*y^2*z^3 - 2799*y^3*z^3 + 1116*y^4*z^3 - 140*y^5*z^3 + 540*z^4 + 1167*y*z^4 - 1318*y^2*z^4 + 503*y^3*z^4 - 244*y^4*z^4 - 540*z^5 - 203*y*z^5 - 872*y^2*z^5 + 319*y^3*z^5 + 180*z^6 - 36*y*z^6 + 504*y^2*z^6)/ (72*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2))*G[0, 1, 0, y] - (29*Pi^2*G[0, 1, 1, y])/(12*y*z) + (23*Pi^2*G[1, 0, 0, y])/(12*y*z) - (29*Pi^2*G[1, 0, 1, y])/(12*y*z) + ((8*Pi^2)/(3*y*z) - ((I/12)*Pi*(18*y^2 - 36*y*z + 36*y^2*z + 5*z^2 - 118*y*z^2 + 113*y^2*z^2 - 10*z^3 + 118*y*z^3 + 5*z^4))/ (y*z^3*(-1 + y + z)^2) + (-420*y^3 + 1200*y^4 - 1140*y^5 + 360*y^6 - 690*y^2*z + 3138*y^3*z - 4926*y^4*z + 3198*y^5*z - 720*y^6*z - 653*y*z^2 + 2588*y^2*z^2 - 4695*y^3*z^2 + 4418*y^4*z^2 - 1838*y^5*z^2 + 180*y^6*z^2 + 180*z^3 + 1581*y*z^3 - 3584*y^2*z^3 + 2799*y^3*z^3 - 1116*y^4*z^3 + 140*y^5*z^3 - 540*z^4 - 1167*y*z^4 + 1318*y^2*z^4 - 503*y^3*z^4 + 244*y^4*z^4 + 540*z^5 + 203*y*z^5 + 872*y^2*z^5 - 319*y^3*z^5 - 180*z^6 + 36*y*z^6 - 504*y^2*z^6)/(72*(-1 + y)^2*y^2*(-1 + z)*z^3* (-1 + y + z)^2))*G[1, 1, 0, y] + (23*Pi^2*G[1, 1, 1, y])/ (12*y*z) + (((-9*I)*Pi)/(y*z) + (-12*y^2 + 24*y*z - 24*y^2*z + 2*z^2 + 56*y*z^2 - 61*y^2*z^2 - 4*z^3 - 59*y*z^3 + 2*z^4)/ (6*y*z^3*(-1 + y + z)^2))*G[0, 0, 1, 0, y] + (((-6*I)*Pi)/(y*z) + (-12*y^2 + 24*y*z - 24*y^2*z + z^2 + 34*y*z^2 - 44*y^2*z^2 - 2*z^3 - 43*y*z^3 + z^4)/(6*y*z^3*(-1 + y + z)^2))* G[0, 1, 0, 0, y] + ((((27*I)/2)*Pi)/(y*z) + (21 - 106*y + 69*y^2 - 42*z + 90*y*z + 21*z^2)/ (4*y*z*(-1 + y + z)^2))*G[0, 1, 1, 0, y] + ((((15*I)/2)*Pi)/(y*z) + (21*y^2 - 42*y*z + 42*y^2*z - 31*z^2 - 64*y*z^2 + 95*y^2*z^2 + 62*z^3 + 64*y*z^3 - 31*z^4)/ (12*y*z^3*(-1 + y + z)^2))*G[1, 0, 1, 0, y] + (((6*I)*Pi)/(y*z) + (12*y^2 - 24*y*z + 24*y^2*z - z^2 - 34*y*z^2 + 44*y^2*z^2 + 2*z^3 + 43*y*z^3 - z^4)/(6*y*z^3*(-1 + y + z)^2))* G[1, 1, 0, 0, y] + (((-12*I)*Pi)/(y*z) + (y^2 - 2*y*z + 2*y^2*z - 12*z^2 + 90*y*z^2 - 60*y^2*z^2 + 24*z^3 - 72*y*z^3 - 12*z^4)/(4*y*z^3*(-1 + y + z)^2))*G[1, 1, 1, 0, y] + (25*G[0, 0, 0, 1, 0, y])/(2*y*z) + (4*G[0, 0, 1, 0, 0, y])/(y*z) - (35*G[0, 0, 1, 1, 0, y])/(2*y*z) + (4*G[0, 1, 0, 0, 0, y])/(y*z) - (27*G[0, 1, 0, 1, 0, y])/(2*y*z) - (29*G[0, 1, 1, 0, 0, y])/(2*y*z) + (29*G[0, 1, 1, 1, 0, y])/(2*y*z) - (23*G[1, 0, 0, 1, 0, y])/(2*y*z) - (7*G[1, 0, 1, 0, 0, y])/(2*y*z) + (29*G[1, 0, 1, 1, 0, y])/(2*y*z) - (4*G[1, 1, 0, 0, 0, y])/(y*z) + (25*G[1, 1, 0, 1, 0, y])/(2*y*z) + (14*G[1, 1, 1, 0, 0, y])/(y*z) - (23*G[1, 1, 1, 1, 0, y])/(2*y*z) + ((65*Pi^2)/(12*y*z) - ((I/12)*Pi*(-36*y^2 + 72*y*z - 72*y^2*z + 35*z^2 - 286*y*z^2 + 143*y^2*z^2 - 70*z^3 + 178*y*z^3 + 35*z^4))/ (y*z^3*(-1 + y + z)^2) + (280*y^3 - 800*y^4 + 760*y^5 - 240*y^6 + 460*y^2*z - 2098*y^3*z + 3296*y^4*z - 2138*y^5*z + 480*y^6*z - 261*y*z^2 - 110*y^2*z^2 + 2051*y^3*z^2 - 2908*y^4*z^2 + 1408*y^5*z^2 - 180*y^6*z^2 + 60*z^3 + 693*y*z^3 - 1346*y^2*z^3 + 541*y^3*z^3 + 202*y^4*z^3 - 150*y^5*z^3 - 180*z^4 - 591*y*z^4 + 1032*y^2*z^4 - 747*y^3*z^4 + 270*y^4*z^4 + 180*z^5 + 147*y*z^5 + 132*y^2*z^5 - 27*y^3*z^5 - 60*z^6 + 12*y*z^6 - 168*y^2*z^6)/ (24*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2))*Zeta[3] + G[1, 0, y]*((((-7*I)/4)*Pi^3)/(y*z) + (Pi^2*(-6*y^2 + 12*y*z - 12*y^2*z - 43*z^2 + 218*y*z^2 - 151*y^2*z^2 + 86*z^3 - 194*y*z^3 - 43*z^4))/ (72*y*z^3*(-1 + y + z)^2) - (11*Zeta[3])/(y*z)) + G[0, 1, y]*((((-9*I)/4)*Pi^3)/(y*z) + (Pi^2*(-21 + 106*y - 69*y^2 + 42*z - 90*y*z - 21*z^2))/ (24*y*z*(-1 + y + z)^2) - (2*Zeta[3])/(y*z)) + G[1, 1, y]*(((2*I)*Pi^3)/(y*z) + (Pi^2*(-y^2 + 2*y*z - 2*y^2*z + 12*z^2 - 90*y*z^2 + 60*y^2*z^2 - 24*z^3 + 72*y*z^3 + 12*z^4))/ (24*y*z^3*(-1 + y + z)^2) + Zeta[3]/(2*y*z)) + G[0, 0, y]*(((2*I)*Pi^3)/(y*z) + (Pi^2*(9*y^2 - 18*y*z + 18*y^2*z + 106*z^2 - 290*y*z^2 + 178*y^2*z^2 - 212*z^3 + 284*y*z^3 + 106*z^4))/(72*y*z^3*(-1 + y + z)^2) + (25*Zeta[3])/(2*y*z)) - (8*Zeta[5])/(y*z)) + G[0, z]*((((-1079*I)/1440)*Pi^5)/(y*z) - ((I/5184)*Pi*(-164273 + 251830*y - 93929*y^2 + 6372*y^3 + 507363*z - 565405*y*z + 45190*y^2*z + 9720*y^3*z - 521907*z^2 + 495524*y*z^2 + 32647*y^2*z^2 + 178817*z^3 - 181949*y*z^3))/((-1 + y)*y*(-1 + z)^2* z*(-1 + y + z)) + (3404809 - 3351836*y - 170261*y^2 + 117288*y^3 - 10129755*z + 9561407*y*z + 356776*y^2*z - 243000*y^3*z + 10045083*z^2 - 9075136*y*z^2 - 60803*y^2*z^2 - 3320137*z^3 + 2865565*y*z^3)/(93312*(-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)) - ((I/432)*Pi^3*(-782 + 6818*y - 15609*y^2 + 13892*y^3 - 4319*y^4 + 1548*z - 13229*y*z + 25491*y^2*z - 17481*y^3*z + 3671*y^4*z - 801*z^2 + 8575*y*z^2 - 12635*y^2*z^2 + 4885*y^3*z^2 + 35*z^3 - 2164*y*z^3 + 2105*y^2*z^3))/((-1 + y)^2*y*(-1 + z)*z* (-1 + y + z)^2) + (Pi^2*(-403943*y + 1721648*y^2 - 2731962*y^3 + 1949744*y^4 - 570479*y^5 + 34992*y^6 - 403943*z + 3399268*y*z - 8588944*y^2*z + 9239762*y^3*z - 4287385*y^4*z + 641242*y^5*z + 1663364*z^2 - 8407252*y*z^2 + 14884812*y^2*z^2 - 11173303*y^3*z^2 + 3094358*y^4*z^2 - 108347*y^5*z^2 - 2550270*z^3 + 9292502*y*z^3 - 11957743*y^2*z^3 + 6050996*y^3*z^3 - 789117*y^4*z^3 + 1726220*z^4 - 4936717*y*z^4 + 4604774*y^2*z^4 - 1347909*y^3*z^4 - 435371*z^5 + 1056142*y*z^5 - 667139*y^2*z^5))/(31104*(-1 + y)^2*y*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)) + (Pi^4*(-51101 + 254910*y - 520959*y^2 + 556756*y^3 - 327099*y^4 + 99822*y^5 - 12329*y^6 + 218468*z - 1032578*y*z + 1994746*y^2*z - 2008764*y^3*z + 1103120*y^4*z - 308002*y^5*z + 33010*y^6*z - 345282*z^2 + 1508910*y*z^2 - 2691161*y^2*z^2 + 2474168*y^3*z^2 - 1197780*y^4*z^2 + 270602*y^5*z^2 - 18593*y^6*z^2 + 239564*z^3 - 933534*y*z^3 + 1500784*y^2*z^3 - 1224236*y^3*z^3 + 486468*y^4*z^3 - 70774*y^5*z^3 - 61649*z^4 + 191924*y*z^4 - 270954*y^2*z^4 + 193724*y^3*z^4 - 52181*y^4*z^4 + 10368*y*z^5 - 10368*y^2*z^5))/ (17280*(-1 + y)^4*y*(-1 + z)^2*z*(-1 + y + z)^2) + ((-521*Pi^2)/(12*y*z) + ((I/4)*Pi*(-128 - 4*y + 651*y^2 - 778*y^3 + 259*y^4 + 256*z + 9*y*z - 630*y^2*z + 365*y^3*z - 128*z^2 - 56*y*z^2 + 106*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (486*y^2 - 1512*y^3 + 1566*y^4 - 540*y^5 + 1734*z - 5544*y*z + 4851*y^2*z + 534*y^3*z - 2115*y^4*z + 540*y^5*z - 5202*z^2 + 13663*y*z^2 - 11155*y^2*z^2 + 2115*y^3*z^2 + 579*y^4*z^2 + 5202*z^3 - 10281*y*z^3 + 6523*y^2*z^3 - 1197*y^3*z^3 - 1734*z^4 + 2162*y*z^4 - 675*y^2*z^4)/(24*(-1 + y)^2*y*(-1 + z)*z^2* (-1 + y + z)^2))*G[0, 0, 0, y] - (47*Pi^2*G[0, 0, 1, y])/(6*y*z) + ((125*Pi^2)/(8*y*z) - ((I/12)*Pi*(-278 + 248*y + 708*y^2 - 1048*y^3 + 370*y^4 + 592*z - 579*y*z - 402*y^2*z + 389*y^3*z - 305*z^2 + 178*y*z^2 + 19*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (324*y^4 - 1179*y^5 + 1413*y^6 - 405*y^7 - 333*y^8 + 180*y^9 + 1741*y^3*z - 8141*y^4*z + 13855*y^5*z - 9949*y^6*z + 2012*y^7*z + 662*y^8*z - 180*y^9*z + 2897*y^2*z^2 - 18187*y^3*z^2 + 41547*y^4*z^2 - 43302*y^5*z^2 + 19699*y^6*z^2 - 2091*y^7*z^2 - 563*y^8*z^2 + 1696*y*z^3 - 16955*y^2*z^3 + 54279*y^3*z^3 - 76997*y^4*z^3 + 51011*y^5*z^3 - 13779*y^6*z^3 + 718*y^7*z^3 - 81*z^4 - 4875*y*z^4 + 29923*y^2*z^4 - 62592*y^3*z^4 + 57777*y^4*z^4 - 23263*y^5*z^4 + 3084*y^6*z^4 + 261*z^5 + 4479*y*z^5 - 20041*y^2*z^5 + 27837*y^3*z^5 - 14919*y^4*z^5 + 2410*y^5*z^5 - 270*z^6 - 1192*y*z^6 + 3906*y^2*z^6 - 2592*y^3*z^6 + 175*y^4*z^6 + 90*z^7 - 108*y*z^7 + 270*y^2*z^7 - 252*y^3*z^7)/(36*(-1 + y)^3*y^2*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2))*G[0, 1, 0, y] + (47*Pi^2*G[0, 1, 1, y])/(12*y*z) + ((83*Pi^2)/(3*y*z) - ((I/12)*Pi*(-361 + 580*y + 210*y^2 - 716*y^3 + 287*y^4 + 866*z - 1374*y*z + 366*y^2*z + 142*y^3*z - 469*z^2 + 506*y*z^2 - 145*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (-258*y^3 + 1686*y^4 - 4170*y^5 + 4974*y^6 - 2892*y^7 + 660*y^8 + 1683*y^2*z - 5313*y^3*z + 3306*y^4*z + 5790*y^5*z - 9321*y^6*z + 4515*y^7*z - 660*y^8*z + 3726*y*z^2 - 20353*y^2*z^2 + 39950*y^3*z^2 - 33229*y^4*z^2 + 7647*y^5*z^2 + 3978*y^6*z^2 - 1719*y^7*z^2 + 1587*z^3 - 17861*y*z^3 + 56975*y^2*z^3 - 79322*y^3*z^3 + 51797*y^4*z^3 - 13623*y^5*z^3 + 465*y^6*z^3 - 4903*z^4 + 29560*y*z^4 - 63040*y^2*z^4 + 61730*y^3*z^4 - 27877*y^4*z^4 + 4548*y^5*z^4 + 5059*z^5 - 19902*y*z^5 + 28684*y^2*z^5 - 17984*y^3*z^5 + 4125*y^4*z^5 - 1743*z^6 + 4477*y*z^6 - 3853*y^2*z^6 + 1101*y^3*z^6)/(24*(-1 + y)^3*y* (-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2))*G[1, 0, 0, y] + (19*Pi^2*G[1, 0, 1, y])/(4*y*z) + ((-25*Pi^2)/(4*y*z) + ((I/4)*Pi*(-40 + 52*y + 57*y^2 - 110*y^3 + 41*y^4 + 200*z - 294*y*z + 66*y^2*z + 28*y^3*z - 130*z^2 + 104*y*z^2 - 13*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (-684*y^4 + 2772*y^5 - 4212*y^6 + 2844*y^7 - 720*y^8 + 692*y^3*z + 1036*y^4*z - 7785*y^5*z + 10414*y^6*z - 5077*y^7*z + 720*y^8*z + 3031*y^2*z^2 - 12364*y^3*z^2 + 12311*y^4*z^2 + 2309*y^5*z^2 - 8006*y^6*z^2 + 2719*y^7*z^2 + 1619*y*z^3 - 17045*y^2*z^3 + 38212*y^3*z^3 - 29493*y^4*z^3 + 5542*y^5*z^3 + 1804*y^6*z^3 + 162*z^4 - 7137*y*z^4 + 30914*y^2*z^4 - 41932*y^3*z^4 + 23090*y^4*z^4 - 3810*y^5*z^4 - 522*z^5 + 9324*y*z^5 - 21560*y^2*z^5 + 19027*y^3*z^5 - 6260*y^4*z^5 + 540*z^6 - 3842*y*z^6 + 5164*y^2*z^6 - 3149*y^3*z^6 - 180*z^7 + 36*y*z^7 - 504*y^2*z^7)/(72*(-1 + y)^2*y^2*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2))*G[1, 1, 0, y] - (19*Pi^2*G[1, 1, 1, y])/(12*y*z) + ((((-171*I)/2)*Pi)/(y*z) + (215 - 92*y - 822*y^2 + 1060*y^3 - 361*y^4 - 430*z + 114*y*z + 822*y^2*z - 506*y^3*z + 215*z^2 + 50*y*z^2 - 145*y^2*z^2)/(6*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[0, 0, 0, 0, y] + (((63*I)*Pi)/(y*z) + (-340 + 1140*y - 825*y^2 - 1300*y^3 + 2550*y^4 - 1560*y^5 + 335*y^6 + 932*z - 3271*y*z + 3968*y^2*z - 1574*y^3*z - 320*y^4*z + 265*y^5*z - 529*z^2 + 1726*y*z^2 - 1944*y^2*z^2 + 808*y^3*z^2 - 70*y^4*z^2 - 108*y*z^3 + 108*y^2*z^3)/(12*(-1 + y)^4*y*z* (-1 + y + z)^2))*G[0, 0, 1, 0, y] + ((((105*I)/2)*Pi)/(y*z) + (-325 + 702*y + 1053*y^2 - 4732*y^3 + 5733*y^4 - 3042*y^5 + 611*y^6 + 638*z - 1456*y*z - 244*y^2*z + 3064*y^3*z - 2774*y^4*z + 772*y^5*z - 316*z^2 + 622*y*z^2 - 126*y^2*z^2 - 332*y^3*z^2 + 161*y^4*z^2)/(12*(-1 + y)^4*y*z* (-1 + y + z)^2))*G[0, 1, 0, 0, y] + ((((-57*I)/2)*Pi)/(y*z) + (-42 + 22*y + 285*y^2 - 567*y^3 + 401*y^4 - 99*y^5 + 148*z - 264*y*z - 6*y^2*z + 212*y^3*z - 90*y^4*z - 90*z^2 + 90*y*z^2 - 9*y^2*z^2 + 9*y^3*z^2 + 36*y*z^3)/ (4*(-1 + y)^3*y*z*(-1 + y + z)^2))*G[0, 1, 1, 0, y] + ((((129*I)/2)*Pi)/(y*z) + (-131 + 160*y + 215*y^2 - 386*y^3 + 142*y^4 + 294*z - 366*y*z - 56*y^2*z + 128*y^3*z - 155*z^2 + 122*y*z^2 - 14*y^2*z^2)/(4*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[1, 0, 0, 0, y] + ((((-87*I)/2)*Pi)/(y*z) + (-329 + 1141*y - 1400*y^2 + 644*y^3 - 7*y^4 - 49*y^5 + 862*z - 2476*y*z + 2538*y^2*z - 1096*y^3*z + 172*y^4*z - 482*z^2 + 882*y*z^2 - 621*y^2*z^2 + 221*y^3*z^2 + 108*y*z^3)/ (12*(-1 + y)^3*y*z*(-1 + y + z)^2))*G[1, 0, 1, 0, y] + (((-36*I)*Pi)/(y*z) - (3*(-16 - 16*y + 124*y^2 - 136*y^3 + 44*y^4 + 64*z - 39*y*z - 80*y^2*z + 55*y^3*z - 40*z^2 + 12*y*z^2 + 11*y^2*z^2))/(4*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[1, 1, 0, 0, y] + ((((27*I)/2)*Pi)/(y*z) + (-79 + 88*y + 153*y^2 - 254*y^3 + 92*y^4 + 398*z - 663*y*z + 252*y^2*z + 13*y^3*z - 259*z^2 + 278*y*z^2 - 79*y^2*z^2)/ (12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1, 1, 1, 0, y] + (77*G[0, 0, 0, 0, 0, y])/(y*z) - (133*G[0, 0, 0, 1, 0, y])/(2*y*z) - (78*G[0, 0, 1, 0, 0, y])/(y*z) + (47*G[0, 0, 1, 1, 0, y])/(y*z) - (57*G[0, 1, 0, 0, 0, y])/(y*z) + (40*G[0, 1, 0, 1, 0, y])/(y*z) + (93*G[0, 1, 1, 0, 0, y])/(2*y*z) - (47*G[0, 1, 1, 1, 0, y])/(2*y*z) - (64*G[1, 0, 0, 0, 0, y])/(y*z) + (91*G[1, 0, 0, 1, 0, y])/(2*y*z) + (60*G[1, 0, 1, 0, 0, y])/(y*z) - (57*G[1, 0, 1, 1, 0, y])/(2*y*z) + (91*G[1, 1, 0, 0, 0, y])/(2*y*z) - (47*G[1, 1, 0, 1, 0, y])/(2*y*z) - (30*G[1, 1, 1, 0, 0, y])/(y*z) + (19*G[1, 1, 1, 1, 0, y])/(2*y*z) + ((-313*Pi^2)/(18*y*z) - ((I/36)*Pi*(2737 - 9328*y + 11967*y^2 - 6898*y^3 + 1522*y^4 - 10300*z + 33026*y*z - 38790*y^2*z + 19756*y^3*z - 3692*y^4*z + 14640*z^2 - 42354*y*z^2 + 42553*y^2*z^2 - 16874*y^3*z^2 + 2008*y^4*z^2 - 9328*z^3 + 23266*y*z^3 - 18224*y^2*z^3 + 4340*y^3*z^3 + 2251*z^4 - 4610*y*z^4 + 2332*y^2*z^4))/((-1 + y)^2*y*(-1 + z)^2*z* (-1 + y + z)^2) + (-2862*y^2 + 11826*y^3 - 18306*y^4 + 12582*y^5 - 3240*y^6 - 20029*z + 112133*y*z - 229693*y^2*z + 206851*y^3*z - 63290*y^4*z - 15692*y^5*z + 9720*y^6*z + 96653*z^2 - 502751*y*z^2 + 978171*y^2*z^2 - 881585*y^3*z^2 + 347324*y^4*z^2 - 28092*y^5*z^2 - 9720*y^6*z^2 - 186331*z^3 + 893499*y*z^3 - 1590666*y^2*z^3 + 1307848*y^3*z^3 - 481224*y^4*z^3 + 53148*y^5*z^3 + 3240*y^6*z^3 + 179365*z^4 - 785375*y*z^4 + 1242562*y^2*z^4 - 878800*y^3*z^4 + 265976*y^4*z^4 - 22270*y^5*z^4 - 86204*z^5 + 340106*y*z^5 - 458283*y^2*z^5 + 252431*y^3*z^5 - 49508*y^4*z^5 + 16546*z^6 - 57612*y*z^6 + 61095*y^2*z^6 - 19543*y^3*z^6)/(216*(-1 + y)^3*y*(-1 + z)^3*z^2* (-1 + y + z)^2))*Zeta[3] + G[1, 0, y]*((((-21*I)/4)*Pi^3)/(y*z) + (Pi^2*(1555 - 4540*y + 4710*y^2 - 2020*y^3 + 295*y^4 - 3878*z + 9522*y*z - 7674*y^2*z + 2030*y^3*z + 2131*z^2 - 3734*y*z^2 + 1735*y^2*z^2))/(144*(-1 + y)^2*y*z*(-1 + y + z)^2) + ((I/72)*Pi*(-972*y^3 + 3996*y^4 - 6156*y^5 + 4212*y^6 - 1080*y^7 + 3559*y^2*z - 9466*y^3*z + 6009*y^4*z + 3224*y^5*z - 4406*y^6*z + 1080*y^7*z + 8792*y*z^2 - 43367*y^2*z^2 + 74275*y^3*z^2 - 53093*y^4*z^2 + 12875*y^5*z^2 + 518*y^6*z^2 + 3667*z^3 - 41218*y*z^3 + 115637*y^2*z^3 - 131211*y^3*z^3 + 63092*y^4*z^3 - 9943*y^5*z^3 - 11907*z^4 + 65695*y*z^4 - 115289*y^2*z^4 + 82177*y^3*z^4 - 20652*y^4*z^4 + 12762*z^5 - 41299*y*z^5 + 43316*y^2*z^5 - 14803*y^3*z^5 - 4522*z^6 + 8030*y*z^6 - 3532*y^2*z^6))/((-1 + y)^2*y*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2) + (39312*y^3 - 158040*y^4 + 238248*y^5 - 159624*y^6 + 40104*y^7 - 2251*y^2*z - 138440*y^3*z + 500172*y^4*z - 653960*y^5*z + 372419*y^6*z - 77940*y^7*z - 61310*y*z^2 + 280032*y^2*z^2 - 288356*y^3*z^2 - 221122*y^4*z^2 + 531234*y^5*z^2 - 278422*y^6*z^2 + 37944*y^7*z^2 - 28297*z^3 + 372672*y*z^3 - 1171828*y^2*z^3 + 1401478*y^3*z^3 - 573592*y^4*z^3 - 58332*y^5*z^3 + 65627*y^6*z^3 + 112240*z^4 - 808496*y*z^4 + 1806562*y^2*z^4 - 1677658*y^3*z^4 + 624758*y^4*z^4 - 57406*y^5*z^4 - 169848*z^5 + 794462*y*z^5 - 1231012*y^2*z^5 + 763118*y^3*z^5 - 172176*y^4*z^5 + 116164*z^6 - 347574*y*z^6 + 330756*y^2*z^6 - 99346*y^3*z^6 - 30259*z^7 + 50246*y*z^7 - 12259*y^2*z^7)/(864*(-1 + y)^2*y*(-1 + z)^2*z^2* (-1 + y + z)^2*(y + z)^2) - (19*Zeta[3])/(y*z)) + G[0, 1, y]*((((19*I)/4)*Pi^3)/(y*z) + (Pi^2*(42 - 22*y - 285*y^2 + 567*y^3 - 401*y^4 + 99*y^5 - 148*z + 264*y*z + 6*y^2*z - 212*y^3*z + 90*y^4*z + 90*z^2 - 90*y*z^2 + 9*y^2*z^2 - 9*y^3*z^2 - 36*y*z^3))/(24*(-1 + y)^3*y*z* (-1 + y + z)^2) - (10*Zeta[3])/(y*z)) + G[1, 1, y]*((((-9*I)/4)*Pi^3)/(y*z) + (Pi^2*(79 - 88*y - 153*y^2 + 254*y^3 - 92*y^4 - 398*z + 663*y*z - 252*y^2*z - 13*y^3*z + 259*z^2 - 278*y*z^2 + 79*y^2*z^2))/ (72*(-1 + y)^2*y*z*(-1 + y + z)^2) + (15*Zeta[3])/(2*y*z)) + G[0, 0, y]*((((109*I)/8)*Pi^3)/(y*z) + (Pi^2*(-1625 + 2166*y + 11649*y^2 - 35756*y^3 + 40089*y^4 - 20586*y^5 + 4063*y^6 + 2938*z - 3578*y*z - 12884*y^2*z + 30692*y^3*z - 23134*y^4*z + 5966*y^5*z - 1391*z^2 + 1160*y*z^2 + 3774*y^2*z^2 - 5428*y^3*z^2 + 1903*y^4*z^2))/(144*(-1 + y)^4*y*z* (-1 + y + z)^2) - ((I/72)*Pi*(972*y^2 - 3024*y^3 + 3132*y^4 - 1080*y^5 + 5026*z - 16444*y*z + 16554*y^2*z - 2800*y^3*z - 3416*y^4*z + 1080*y^5*z - 15078*z^2 + 40669*y*z^2 - 36144*y^2*z^2 + 10107*y^3*z^2 + 446*y^4*z^2 + 15078*z^3 - 30659*y*z^3 + 20971*y^2*z^3 - 4607*y^3*z^3 - 5026*z^4 + 6434*y*z^4 - 2191*y^2*z^4))/((-1 + y)^2*y*(-1 + z)*z^2* (-1 + y + z)^2) + (-39312*y^3 + 158040*y^4 - 238248*y^5 + 159624*y^6 - 40104*y^7 - 33523*y*z + 199835*y^2*z - 312028*y^3*z - 5636*y^4*z + 393571*y^5*z - 320159*y^6*z + 77940*y^7*z - 33523*z^2 + 367983*y*z^2 - 1261462*y^2*z^2 + 1840464*y^3*z^2 - 1107633*y^4*z^2 + 62137*y^5*z^2 + 169978*y^6*z^2 - 37944*y^7*z^2 + 135964*z^3 - 1005276*y*z^3 + 2595488*y^2*z^3 - 3092429*y^3*z^3 + 1735791*y^4*z^3 - 359663*y^5*z^3 - 9227*y^6*z^3 - 206754*z^4 + 1141600*y*z^4 - 2301399*y^2*z^4 + 2144901*y^3*z^4 - 921199*y^4*z^4 + 142203*y^5*z^4 + 139708*z^5 - 571689*y*z^5 + 859335*y^2*z^5 - 568423*y^3*z^5 + 140421*y^4*z^5 - 35395*z^6 + 100905*y*z^6 - 91797*y^2*z^6 + 26935*y^3*z^6)/(864*(-1 + y)^3*y* (-1 + z)^2*z^2*(-1 + y + z)^2*(y + z)) + (21*Zeta[3])/(y*z)) + G[1, y]*((101*Pi^4)/(60*y*z) - ((I/24)*Pi^3*(-40 + 52*y + 57*y^2 - 110*y^3 + 41*y^4 + 200*z - 294*y*z + 66*y^2*z + 28*y^3*z - 130*z^2 + 104*y*z^2 - 13*y^2*z^2))/((-1 + y)^2*y*z* (-1 + y + z)^2) + (Pi^2*(684*y^4 - 2772*y^5 + 4212*y^6 - 2844*y^7 + 720*y^8 - 692*y^3*z - 1036*y^4*z + 7785*y^5*z - 10414*y^6*z + 5077*y^7*z - 720*y^8*z - 3031*y^2*z^2 + 12364*y^3*z^2 - 12311*y^4*z^2 - 2309*y^5*z^2 + 8006*y^6*z^2 - 2719*y^7*z^2 - 1619*y*z^3 + 17045*y^2*z^3 - 38212*y^3*z^3 + 29493*y^4*z^3 - 5542*y^5*z^3 - 1804*y^6*z^3 - 162*z^4 + 7137*y*z^4 - 30914*y^2*z^4 + 41932*y^3*z^4 - 23090*y^4*z^4 + 3810*y^5*z^4 + 522*z^5 - 9324*y*z^5 + 21560*y^2*z^5 - 19027*y^3*z^5 + 6260*y^4*z^5 - 540*z^6 + 3842*y*z^6 - 5164*y^2*z^6 + 3149*y^3*z^6 + 180*z^7 - 36*y*z^7 + 504*y^2*z^7))/ (432*(-1 + y)^2*y^2*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2) + ((((75*I)/2)*Pi)/(y*z) + (145 - 705*y + 1375*y^2 - 1345*y^3 + 660*y^4 - 130*y^5 - 250*z + 988*y*z - 1510*y^2*z + 1056*y^3*z - 284*y^4*z + 115*z^2 - 253*y*z^2 + 292*y^2*z^2 - 154*y^3*z^2 - 72*y*z^3)/(4*(-1 + y)^3*y*z*(-1 + y + z)^2))*Zeta[3]) + (248*Zeta[5])/(5*y*z)) + G[0, y]*((((-1079*I)/1440)*Pi^5)/(y*z) - ((I/5184)*Pi*(-164273 + 1379007*y - 2042766*y^2 + 826088*y^3 + 1944*y^4 + 328546*z - 2477029*y*z + 2671754*y^2*z - 829976*y^3*z - 164273*z^2 + 1098022*y*z^2 - 627044*y^2*z^2))/ ((-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)) + (3404809 - 30120483*y + 45631902*y^2 - 18869572*y^3 - 46656*y^4 - 6809618*z + 57085367*y*z - 62004730*y^2*z + 18962884*y^3*z + 3404809*z^2 - 26964884*y*z^2 + 16326172*y^2*z^2)/ (93312*(-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)) - ((I/864)*Pi^3*(-1944*y^2 + 7992*y^3 - 12312*y^4 + 8424*y^5 - 2160*y^6 + 1564*z - 5756*y*z + 12841*y^2*z - 21787*y^3*z + 22415*y^4*z - 11437*y^5*z + 2160*y^6*z - 5232*z^2 + 6346*y*z^2 + 2783*y^2*z^2 - 1311*y^3*z^2 - 5815*y^4*z^2 + 3229*y^5*z^2 + 5772*z^3 + 2650*y*z^3 - 22815*y^2*z^3 + 19977*y^3*z^3 - 4936*y^4*z^3 - 2104*z^4 - 3240*y*z^4 + 8919*y^2*z^4 - 4223*y^3*z^4))/((-1 + y)^3*y*(-1 + z)*z^2*(-1 + y + z)^2) + (Pi^4*(-51101 + 322518*y - 833457*y^2 + 1120300*y^3 - 805575*y^4 + 261966*y^5 + 4357*y^6 - 21888*y^7 + 2880*y^8 + 197924*z - 1224482*y*z + 2987986*y^2*z - 3712584*y^3*z + 2450372*y^4*z - 778054*y^5*z + 68470*y^6*z + 10368*y^7*z - 288786*z^2 + 1734558*y*z^2 - 3935261*y^2*z^2 + 4407812*y^3*z^2 - 2523906*y^4*z^2 + 667106*y^5*z^2 - 55259*y^6*z^2 + 188204*z^3 - 1086318*y*z^3 + 2244424*y^2*z^3 - 2179808*y^3*z^3 + 984660*y^4*z^3 - 163690*y^5*z^3 - 46241*z^4 + 253724*y*z^4 - 463404*y^2*z^4 + 363128*y^3*z^4 - 100943*y^4*z^4))/ (17280*(-1 + y)^4*y*(-1 + z)^2*z*(-1 + y + z)^2) + (Pi^2*(-200880*y^3 + 804384*y^4 - 1207872*y^5 + 806112*y^6 - 201744*y^7 + 403943*y*z - 3422059*y^2*z + 9843566*y^3*z - 13428950*y^4*z + 9385603*y^5*z - 3171983*y^6*z + 389880*y^7*z + 403943*z^2 - 4850343*y*z^2 + 20777972*y^2*z^2 - 39817722*y^3*z^2 + 38280927*y^4*z^2 - 18582167*y^5*z^2 + 3976174*y^6*z^2 - 188784*y^7*z^2 - 1614908*z^3 + 14145600*y*z^3 - 43419952*y^2*z^3 + 61028227*y^3*z^3 - 42322965*y^4*z^3 + 13794301*y^5*z^3 - 1609007*y^6*z^3 + 2421066*z^4 - 17407976*y*z^4 + 40656009*y^2*z^4 - 41748399*y^3*z^4 + 19467869*y^4*z^4 - 3389865*y^5*z^4 - 1613180*z^5 + 9760809*y*z^5 - 17075139*y^2*z^5 + 11728775*y^3*z^5 - 2802561*y^4*z^5 + 403079*z^6 - 2052033*y*z^6 + 2483169*y^2*z^6 - 832919*y^3*z^6))/(31104*(-1 + y)^3*y*(-1 + z)^2*z^2*(-1 + y + z)^2* (y + z)) + ((-521*Pi^2)/(12*y*z) + ((I/4)*Pi*(-128 + 248*y - 42*y^2 - 148*y^3 + 70*y^4 + 256*z - 495*y*z + 252*y^2*z - 13*y^3*z - 128*z^2 + 196*y*z^2 - 83*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (1734 - 6858*y + 10188*y^2 - 6738*y^3 + 1674*y^4 - 5202*z + 17371*y*z - 20524*y^2*z + 9765*y^3*z - 1410*y^4*z + 5202*z^2 - 13881*y*z^2 + 12184*y^2*z^2 - 3555*y^3*z^2 - 1734*z^3 + 3368*y*z^3 - 1584*y^2*z^3)/(24*(-1 + y)^2*y*(-1 + z)*z* (-1 + y + z)^2))*G[0, 0, 0, z] - (29*Pi^2*G[0, 0, 1, z])/ (12*y*z) - (79*Pi^2*G[0, 0, 1 - y, z])/(12*y*z) + ((209*Pi^2)/(24*y*z) - ((I/12)*Pi*(124 - 748*y + 1437*y^2 - 1126*y^3 + 313*y^4 - 284*z + 1077*y*z - 1284*y^2*z + 491*y^3*z + 151*z^2 - 338*y*z^2 + 178*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (-162*y^2 + 486*y^3 - 486*y^4 + 162*y^5 - 119*y*z - 754*y^2*z + 2718*y^3*z - 2698*y^4*z + 853*y^5*z - 110*z^2 - 679*y*z^2 + 5464*y^2*z^2 - 8476*y^3*z^2 + 4708*y^4*z^2 - 907*y^5*z^2 + 408*z^3 + 1654*y*z^3 - 7010*y^2*z^3 + 5905*y^3*z^3 - 1632*y^4*z^3 - 453*z^4 - 1392*y*z^4 + 2586*y^2*z^4 - 741*y^3*z^4 + 155*z^5 + 536*y*z^5 - 16*y^2*z^5)/(72*(-1 + y)^2*y*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)))*G[0, 1, 0, z] + (3*Pi^2*G[0, 1, 1, z])/ (4*y*z) + (7*Pi^2*G[0, 1, 1 - y, z])/(4*y*z) + ((59*Pi^2)/(4*y*z) - ((I/12)*Pi*(-440 + 1148*y - 957*y^2 + 230*y^3 + 19*y^4 + 880*z - 1776*y*z + 1074*y^2*z - 178*y^3*z - 440*z^2 + 556*y*z^2 - 197*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (810*y^4 - 4788*y^5 + 9486*y^6 - 7848*y^7 + 2340*y^8 - 3574*y^3*z + 5584*y^4*z + 9021*y^5*z - 22838*y^6*z + 14147*y^7*z - 2340*y^8*z - 8651*y^2*z^2 + 36962*y^3*z^2 - 46426*y^4*z^2 + 9131*y^5*z^2 + 15769*y^6*z^2 - 6785*y^7*z^2 - 3835*y*z^3 + 37255*y^2*z^3 - 90278*y^3*z^3 + 80784*y^4*z^3 - 21767*y^5*z^3 - 2417*y^6*z^3 - 162*z^4 + 11781*y*z^4 - 55441*y^2*z^4 + 85358*y^3*z^4 - 51817*y^4*z^4 + 9375*y^5*z^4 + 522*z^5 - 12258*y*z^5 + 33457*y^2*z^5 - 33176*y^3*z^5 + 11065*y^4*z^5 - 540*z^6 + 4348*y*z^6 - 7124*y^2*z^6 + 4222*y^3*z^6 + 180*z^7 - 36*y*z^7 + 504*y^2*z^7)/(72*(-1 + y)^2*y^2*(-1 + z)*z^2*(-1 + y + z)^2* (y + z)^2))*G[0, 1 - y, 0, z] - (5*Pi^2*G[0, 1 - y, 1, z])/ (6*y*z) + (31*Pi^2*G[0, 1 - y, 1 - y, z])/(12*y*z) + (3*Pi^2*G[0, -y, 1 - y, z])/(2*y*z) + ((91*Pi^2)/(6*y*z) - (((3*I)/2)*Pi*(8 - 36*y + 23*y^2 - 16*z + 31*y*z + 8*z^2))/(y*z*(-1 + y + z)^2) + (-833*y + 1142*y^2 + 867*y^3 - 1828*y^4 + 652*y^5 + 180*z + 2211*y*z - 4052*y^2*z + 1107*y^3*z + 1080*y^4*z - 526*y^5*z - 540*z^2 - 1887*y*z^2 + 3154*y^2*z^2 - 1871*y^3*z^2 + 496*y^4*z^2 + 540*z^3 + 473*y*z^3 + 260*y^2*z^3 + 23*y^3*z^3 - 180*z^4 + 36*y*z^4 - 504*y^2*z^4)/(72*(-1 + y)^2*y^2*(-1 + z)*z* (-1 + y + z)^2))*G[1, 0, 0, z] + (Pi^2*G[1, 0, 1, z])/(3*y*z) + (23*Pi^2*G[1, 0, 1 - y, z])/(12*y*z) + ((3*Pi^2)/(4*y*z) + ((I/2)*Pi*(20 - 28*y + 11*y^2 - 40*z + 31*y*z + 20*z^2))/(y*z*(-1 + y + z)^2) + (18*y^3 - 36*y^4 + 18*y^5 - 853*y*z + 3124*y^2*z - 4515*y^3*z + 3070*y^4*z - 826*y^5*z + 180*z^2 + 2199*y*z^2 - 6775*y^2*z^2 + 7905*y^3*z^2 - 4245*y^4*z^2 + 736*y^5*z^2 - 540*z^3 - 1803*y*z^3 + 3737*y^2*z^3 - 3397*y^3*z^3 + 1355*y^4*z^3 + 540*z^4 + 421*y*z^4 + 418*y^2*z^4 - 83*y^3*z^4 - 180*z^5 + 36*y*z^5 - 504*y^2*z^5)/ (72*(-1 + y)^2*y^2*(-1 + z)*z^2*(-1 + y + z)^2))*G[1, 1, 0, z] + (Pi^2*G[1, 1, 1, z])/(y*z) - (Pi^2*G[1, 1, 1 - y, z])/(2*y*z) + ((-31*Pi^2)/(12*y*z) + ((I/12)*Pi*(18*y^2 - 36*y*z + 36*y^2*z + 5*z^2 - 118*y*z^2 + 113*y^2*z^2 - 10*z^3 + 118*y*z^3 + 5*z^4))/ (y*z^3*(-1 + y + z)^2) + (420*y^3 - 1200*y^4 + 1140*y^5 - 360*y^6 + 690*y^2*z - 3138*y^3*z + 4926*y^4*z - 3198*y^5*z + 720*y^6*z + 653*y*z^2 - 2588*y^2*z^2 + 4695*y^3*z^2 - 4418*y^4*z^2 + 1838*y^5*z^2 - 180*y^6*z^2 - 180*z^3 - 1581*y*z^3 + 3584*y^2*z^3 - 2799*y^3*z^3 + 1116*y^4*z^3 - 140*y^5*z^3 + 540*z^4 + 1167*y*z^4 - 1318*y^2*z^4 + 503*y^3*z^4 - 244*y^4*z^4 - 540*z^5 - 203*y*z^5 - 872*y^2*z^5 + 319*y^3*z^5 + 180*z^6 - 36*y*z^6 + 504*y^2*z^6)/ (72*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2))* G[1, 1 - y, 0, z] - (Pi^2*G[1, 1 - y, 1, z])/(3*y*z) - (11*Pi^2*G[1, 1 - y, 1 - y, z])/(6*y*z) + ((25*Pi^2)/(2*y*z) + ((I/12)*Pi*(505 - 1660*y + 2040*y^2 - 1120*y^3 + 235*y^4 - 1010*z + 2580*y*z - 2202*y^2*z + 632*y^3*z + 505*z^2 - 866*y*z^2 + 397*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (1170*y^4 - 6030*y^5 + 11070*y^6 - 8730*y^7 + 2520*y^8 - 2659*y^3*z + 3556*y^4*z + 10185*y^5*z - 22922*y^6*z + 14360*y^7*z - 2520*y^8*z - 7766*y^2*z^2 + 35807*y^3*z^2 - 52027*y^4*z^2 + 19499*y^5*z^2 + 10657*y^6*z^2 - 6170*y^7*z^2 - 3523*y*z^3 + 36232*y^2*z^3 - 97982*y^3*z^3 + 102171*y^4*z^3 - 37295*y^5*z^3 + 1195*y^6*z^3 - 180*z^4 + 11145*y*z^4 - 57463*y^2*z^4 + 101078*y^3*z^4 - 69151*y^4*z^4 + 14721*y^5*z^4 + 540*z^5 - 11757*y*z^5 + 37183*y^2*z^5 - 41693*y^3*z^5 + 14281*y^4*z^5 - 540*z^6 + 4171*y*z^6 - 8690*y^2*z^6 + 4909*y^3*z^6 + 180*z^7 - 36*y*z^7 + 504*y^2*z^7)/ (72*(-1 + y)^2*y^2*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)^2))* G[1 - y, 0, 0, z] - (3*Pi^2*G[1 - y, 0, 1, z])/(4*y*z) + (29*Pi^2*G[1 - y, 0, 1 - y, z])/(12*y*z) + (-1/3*Pi^2/(y*z) + ((I/4)*Pi*(-2 - 28*y + 87*y^2 - 82*y^3 + 25*y^4 + 4*z + 30*y*z - 66*y^2*z + 32*y^3*z - 2*z^2 - 8*y*z^2 + 7*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (-162*y^3 + 846*y^4 - 1566*y^5 + 1242*y^6 - 360*y^7 + 305*y^2*z + 664*y^3*z - 4035*y^4*z + 5218*y^5*z - 2512*y^6*z + 360*y^7*z + 134*y*z^2 - 629*y^2*z^2 - 2680*y^3*z^2 + 6973*y^4*z^2 - 4942*y^5*z^2 + 1144*y^6*z^2 - 180*z^3 - 60*y*z^3 - 142*y^2*z^3 + 4742*y^3*z^3 - 5101*y^4*z^3 + 1416*y^5*z^3 + 540*z^4 - 318*y*z^4 + 1692*y^2*z^4 - 4005*y^3*z^4 + 1443*y^4*z^4 - 540*z^5 + 280*y*z^5 - 1730*y^2*z^5 + 1315*y^3*z^5 + 180*z^6 - 36*y*z^6 + 504*y^2*z^6)/ (72*(-1 + y)^2*y^2*(-1 + z)*z^2*(-1 + y + z)^2*(y + z)))* G[1 - y, 1, 0, z] + (5*Pi^2*G[1 - y, 1, 1, z])/(12*y*z) - (2*Pi^2*G[1 - y, 1, 1 - y, z])/(3*y*z) + ((-49*Pi^2)/(12*y*z) - ((I/12)*Pi*(180*y^2 - 720*y^3 + 1080*y^4 - 720*y^5 + 180*y^6 - 36*y*z - 216*y^2*z + 864*y^3*z - 936*y^4*z + 324*y^5*z + 239*z^2 - 524*y*z^2 + 408*y^2*z^2 - 200*y^3*z^2 + 77*y^4*z^2 - 478*z^3 + 768*y*z^3 - 246*y^2*z^3 - 44*y^3*z^3 + 239*z^4 - 190*y*z^4 + 23*y^2*z^4))/((-1 + y)^2*y*z^3* (-1 + y + z)^2) + (1524*y^5 - 6114*y^6 + 9198*y^7 - 6150*y^8 + 1542*y^9 + 2178*y^4*z - 11628*y^5*z + 23196*y^6*z - 21582*y^7*z + 9198*y^8*z - 1362*y^9*z + 1892*y^3*z^2 - 9446*y^4*z^2 + 19059*y^5*z^2 - 20576*y^6*z^2 + 12299*y^7*z^2 - 3228*y^8*z^2 + 3112*y^2*z^3 - 13672*y^3*z^3 + 19151*y^4*z^3 - 7825*y^5*z^3 - 923*y^6*z^3 + 157*y^7*z^3 + 1856*y*z^4 - 15110*y^2*z^4 + 32515*y^3*z^4 - 21183*y^4*z^4 - 3245*y^5*z^4 + 4777*y^6*z^4 + 180*z^5 - 6108*y*z^5 + 24371*y^2*z^5 - 32113*y^3*z^5 + 12497*y^4*z^5 + 1431*y^5*z^5 - 540*z^6 + 6684*y*z^6 - 16097*y^2*z^6 + 14368*y^3*z^6 - 3377*y^4*z^6 + 540*z^7 - 2468*y*z^7 + 4228*y^2*z^7 - 2558*y^3*z^7 - 180*z^8 + 36*y*z^8 - 504*y^2*z^8)/(72*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2* (y + z)^2))*G[1 - y, 1 - y, 0, z] + (Pi^2*G[1 - y, 1 - y, 1, z])/ (2*y*z) - (Pi^2*G[1 - y, 1 - y, 1 - y, z])/(6*y*z) + (5*Pi^2*G[1 - y, -y, 1 - y, z])/(6*y*z) + (Pi^2*G[-y, 0, 1, z])/ (6*y*z) + (7*Pi^2*G[-y, 0, 1 - y, z])/(6*y*z) + ((-47*Pi^2)/(6*y*z) - ((I/6)*Pi*(81*y^2 - 180*y^3 + 90*y^4 - 162*y^2*z + 162*y^3*z + 19*z^2 - 92*y*z^2 + 127*y^2*z^2 - 110*z^3 + 128*y*z^3 + 73*z^4))/(y*z^3*(-1 + y + z)^2) + (1944*y^5 - 7314*y^6 + 10338*y^7 - 6510*y^8 + 1542*y^9 + 3132*y^4*z - 16446*y^5*z + 31770*y^6*z - 28092*y^7*z + 10998*y^8*z - 1362*y^9*z + 3865*y^3*z^2 - 19972*y^4*z^2 + 43128*y^5*z^2 - 46108*y^6*z^2 + 23395*y^7*z^2 - 4308*y^8*z^2 + 4400*y^2*z^3 - 23513*y^3*z^3 + 49984*y^4*z^3 - 53894*y^5*z^3 + 29024*y^6*z^3 - 6001*y^7*z^3 + 697*y*z^4 - 13966*y^2*z^4 + 43523*y^3*z^4 - 57072*y^4*z^4 + 35198*y^5*z^4 - 7732*y^6*z^4 + 162*z^5 - 3003*y*z^5 + 17572*y^2*z^5 - 35237*y^3*z^5 + 31552*y^4*z^5 - 9750*y^5*z^5 - 522*z^6 + 4065*y*z^6 - 10336*y^2*z^6 + 14237*y^3*z^6 - 7444*y^4*z^6 + 540*z^7 - 1795*y*z^7 + 2834*y^2*z^7 - 2875*y^3*z^7 - 180*z^8 + 36*y*z^8 - 504*y^2*z^8)/(72*(-1 + y)^2*y^2*(-1 + z)*z^3*(-1 + y + z)^2* (y + z)^2))*G[-y, 1 - y, 0, z] + (Pi^2*G[-y, 1 - y, 1, z])/ (6*y*z) - (Pi^2*G[-y, 1 - y, 1 - y, z])/(2*y*z) - (5*Pi^2*G[-y, -y, 1 - y, z])/(3*y*z) + ((((-171*I)/2)*Pi)/(y*z) + (430 - 1036*y + 699*y^2 - 10*y^3 - 83*y^4 - 860*z + 1932*y*z - 1338*y^2*z + 266*y^3*z + 430*z^2 - 752*y*z^2 + 349*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[0, 0, 0, 0, z] + ((((45*I)/2)*Pi)/(y*z) + (-92 + 784*y - 2135*y^2 + 2621*y^3 - 1513*y^4 + 335*y^5 + 440*z - 2814*y*z + 6556*y^2*z - 7112*y^3*z + 3612*y^4*z - 682*y^5*z - 750*z^2 + 3564*y*z^2 - 7022*y^2*z^2 + 6498*y^3*z^2 - 2634*y^4*z^2 + 344*y^5*z^2 + 548*z^3 - 1720*y*z^3 + 2952*y^2*z^3 - 2216*y^3*z^3 + 544*y^4*z^3 - 146*z^4 + 78*y*z^4 - 348*y^2*z^4 + 200*y^3*z^4 + 108*y*z^5)/(12*(-1 + y)^3*y*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 0, 1, 0, z] + ((((87*I)/2)*Pi)/(y*z) + (-440 + 1016*y - 594*y^2 - 100*y^3 + 118*y^4 + 880*z - 1587*y*z + 732*y^2*z - 25*y^3*z - 440*z^2 + 484*y*z^2 - 143*y^2*z^2)/(12*(-1 + y)^2*y*z*(-1 + y + z)^2))* G[0, 0, 1 - y, 0, z] + ((((63*I)/2)*Pi)/(y*z) + (-97 + 917*y - 2590*y^2 + 3238*y^3 - 1889*y^4 + 421*y^5 + 436*z - 3066*y*z + 7490*y^2*z - 8356*y^3*z + 4326*y^4*z - 830*y^5*z - 714*z^2 + 3630*y*z^2 - 7531*y^2*z^2 + 7239*y^3*z^2 - 3036*y^4*z^2 + 412*y^5*z^2 + 508*z^3 - 1616*y*z^3 + 2916*y^2*z^3 - 2290*y^3*z^3 + 590*y^4*z^3 - 133*z^4 + 27*y*z^4 - 288*y^2*z^4 + 178*y^3*z^4 + 108*y*z^5)/(12*(-1 + y)^3*y*(-1 + z)^2*z* (-1 + y + z)^2))*G[0, 1, 0, 0, z] + (((-3*I)*Pi)/(y*z) + (143 - 655*y + 1205*y^2 - 1115*y^3 + 520*y^4 - 98*y^5 - 286*z + 1177*y*z - 1719*y^2*z + 1051*y^3*z - 223*y^4*z + 143*z^2 - 621*y*z^2 + 603*y^2*z^2 - 125*y^3*z^2 + 108*y*z^3)/ (12*(-1 + y)^3*y*z*(-1 + y + z)^2))*G[0, 1, 1, 0, z] + ((((-21*I)/2)*Pi)/(y*z) + (-3*y^2 + 9*y^3 - 9*y^4 + 3*y^5 + 6*y*z - 24*y^2*z + 36*y^3*z - 24*y^4*z + 6*y^5*z + 34*z^2 - 320*y*z^2 + 898*y^2*z^2 - 1114*y^3*z^2 + 644*y^4*z^2 - 142*y^5*z^2 - 56*z^3 + 242*y*z^3 - 492*y^2*z^3 + 482*y^3*z^3 - 176*y^4*z^3 + 25*z^4 + 129*y*z^4 - 120*y^2*z^4 - 34*y^3*z^4 - 108*y*z^5)/ (12*(-1 + y)^3*y*z^3*(-1 + y + z)^2))*G[0, 1, 1 - y, 0, z] + (((39*I)*Pi)/(y*z) + (460 - 1760*y + 2575*y^2 - 1765*y^3 + 545*y^4 - 55*y^5 - 944*z + 2912*y*z - 3318*y^2*z + 1676*y^3*z - 326*y^4*z + 478*z^2 - 942*y*z^2 + 735*y^2*z^2 - 271*y^3*z^2 - 108*y*z^3)/ (12*(-1 + y)^3*y*z*(-1 + y + z)^2))*G[0, 1 - y, 0, 0, z] + (((-3*I)*Pi)/(y*z) + (-37 + 17*y + 260*y^2 - 512*y^3 + 361*y^4 - 89*y^5 + 62*z - 143*y*z - 15*y^2*z + 211*y^3*z - 115*y^4*z - 28*z^2 + 228*y*z^2 - 174*y^2*z^2 - 26*y^3*z^2 - 108*y*z^3)/ (12*(-1 + y)^3*y*z*(-1 + y + z)^2))*G[0, 1 - y, 1, 0, z] + (((-21*I)*Pi)/(y*z) + (15*y^2 - 75*y^3 + 150*y^4 - 150*y^5 + 75*y^6 - 15*y^7 - 3*y*z - 45*y^2*z + 240*y^3*z - 450*y^4*z + 405*y^5*z - 177*y^6*z + 30*y^7*z - 125*z^2 + 313*y*z^2 + 46*y^2*z^2 - 904*y^3*z^2 + 1211*y^4*z^2 - 739*y^5*z^2 + 228*y^6*z^2 - 30*y^7*z^2 + 464*z^3 - 1002*y*z^3 - 20*y^2*z^3 + 1639*y^3*z^3 - 1611*y^4*z^3 + 611*y^5*z^3 - 81*y^6*z^3 - 651*z^4 + 1119*y*z^4 + 73*y^2*z^4 - 1215*y^3*z^4 + 846*y^4*z^4 - 172*y^5*z^4 + 410*z^5 - 415*y*z^5 - 135*y^2*z^5 + 325*y^3*z^5 - 131*y^4*z^5 - 98*z^6 - 66*y*z^6 + 66*y^2*z^6 - 10*y^3*z^6 + 54*y*z^7)/ (6*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[0, 1 - y, 1 - y, 0, z] + (((-15*I)*Pi)/(y*z) + (9*y^2 - 47*y^3 + 97*y^4 - 99*y^5 + 50*y^6 - 10*y^7 - 36*y^2*z + 166*y^3*z - 302*y^4*z + 270*y^5*z - 118*y^6*z + 20*y^7*z - 10*z^2 + 84*y*z^2 - 145*y^2*z^2 - 61*y^3*z^2 + 383*y^4*z^2 - 383*y^5*z^2 + 152*y^6*z^2 - 20*y^7*z^2 + 112*z^3 - 546*y*z^3 + 920*y^2*z^3 - 574*y^3*z^3 - 42*y^4*z^3 + 184*y^5*z^3 - 54*y^6*z^3 - 258*z^4 + 1080*y*z^4 - 1528*y^2*z^4 + 912*y^3*z^4 - 204*y^4*z^4 - 2*y^5*z^4 + 220*z^5 - 894*y*z^5 + 1002*y^2*z^5 - 442*y^3*z^5 + 78*y^4*z^5 - 64*z^6 + 312*y*z^6 - 222*y^2*z^6 + 46*y^3*z^6 - 36*y*z^7)/(4*(-1 + y)^3*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[0, -y, 1 - y, 0, z] + (((39*I)*Pi)/(y*z) + (106 - 632*y + 421*y^2 - 212*z + 527*y*z + 106*z^2)/(12*y*z*(-1 + y + z)^2))*G[1, 0, 0, 0, z] + ((((-9*I)/2)*Pi)/(y*z) + (3*y^2 - 6*y*z + 6*y^2*z - 121*z^2 + 236*y*z^2 - 112*y^2*z^2 + 242*z^3 - 233*y*z^3 - 121*z^4)/ (12*y*z^3*(-1 + y + z)^2))*G[1, 0, 1, 0, z] + ((((-27*I)/2)*Pi)/(y*z) + (-6*y^2 + 12*y*z - 12*y^2*z + 4*z^2 + 88*y*z^2 - 77*y^2*z^2 - 8*z^3 - 73*y*z^3 + 4*z^4)/ (6*y*z^3*(-1 + y + z)^2))*G[1, 0, 1 - y, 0, z] + (((-3*I)*Pi)/(y*z) + (-160 + 284*y - 133*y^2 + 320*z - 293*y*z - 160*z^2)/(12*y*z*(-1 + y + z)^2))*G[1, 1, 0, 0, z] + (((3*I)*Pi)/(y*z) + (-3*y^2 + 6*y*z - 6*y^2*z + 41*z^2 - 76*y*z^2 + 32*y^2*z^2 - 82*z^3 + 73*y*z^3 + 41*z^4)/ (12*y*z^3*(-1 + y + z)^2))*G[1, 1, 1, 0, z] + (((6*I)*Pi)/(y*z) + (-5*y^2 + 10*y*z - 10*y^2*z + 24*z^2 - 66*y*z^2 + 30*y^2*z^2 - 48*z^3 + 54*y*z^3 + 24*z^4)/(4*y*z^3*(-1 + y + z)^2))* G[1, 1, 1 - y, 0, z] + (((-15*I)*Pi)/(y*z) + (-15*y^2 + 30*y*z - 30*y^2*z + 8*z^2 + 194*y*z^2 - 172*y^2*z^2 - 16*z^3 - 164*y*z^3 + 8*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[1, 1 - y, 0, 0, z] + ((((-3*I)/2)*Pi)/(y*z) + (3*y^2 - 6*y*z + 6*y^2*z + 29*z^2 - 4*y*z^2 - 7*y^2*z^2 - 58*z^3 + 22*y*z^3 + 29*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[1, 1 - y, 1, 0, z] + (((12*I)*Pi)/(y*z) + (3*y^2 - 6*y*z + 6*y^2*z + 14*z^2 - 214*y*z^2 + 158*y^2*z^2 - 28*z^3 + 172*y*z^3 + 14*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[1, 1 - y, 1 - y, 0, z] + ((((51*I)/2)*Pi)/(y*z) + (-499 + 1696*y - 2169*y^2 + 1246*y^3 - 274*y^4 + 998*z - 2649*y*z + 2352*y^2*z - 701*y^3*z - 499*z^2 + 902*y*z^2 - 427*y^2*z^2)/ (12*(-1 + y)^2*y*z*(-1 + y + z)^2))*G[1 - y, 0, 0, 0, z] + ((((-3*I)/2)*Pi)/(y*z) + (-30*y^2 + 150*y^3 - 300*y^4 + 300*y^5 - 150*y^6 + 30*y^7 + 6*y*z + 30*y^2*z - 180*y^3*z + 300*y^4*z - 210*y^5*z + 54*y^6*z - 37*z^2 + 53*y*z^2 + 98*y^2*z^2 - 242*y^3*z^2 + 163*y^4*z^2 - 35*y^5*z^2 + 62*z^3 - 203*y*z^3 + 153*y^2*z^3 + 55*y^3*z^3 - 67*y^4*z^3 - 28*z^4 + 252*y*z^4 - 216*y^2*z^4 - 8*y^3*z^4 - 108*y*z^5)/(12*(-1 + y)^3*y*z^3* (-1 + y + z)^2))*G[1 - y, 0, 1, 0, z] + (((-12*I)*Pi)/(y*z) + (240*y^2 - 960*y^3 + 1440*y^4 - 960*y^5 + 240*y^6 + 6*y*z - 504*y^2*z + 1476*y^3*z - 1464*y^4*z + 486*y^5*z + 221*z^2 - 452*y*z^2 + 381*y^2*z^2 - 290*y^3*z^2 + 140*y^4*z^2 - 442*z^3 + 564*y*z^3 + 24*y^2*z^3 - 146*y^3*z^3 + 221*z^4 - 94*y*z^4 - 40*y^2*z^4)/(12*(-1 + y)^2*y*z^3* (-1 + y + z)^2))*G[1 - y, 0, 1 - y, 0, z] + (((-9*I)*Pi)/(y*z) + (-13 + 5*y + 95*y^2 - 185*y^3 + 130*y^4 - 32*y^5 + 26*z - 70*y*z + 28*y^2*z + 50*y^3*z - 34*y^4*z - 13*z^2 + 91*y*z^2 - 76*y^2*z^2 - 2*y^3*z^2 - 36*y*z^3)/(4*(-1 + y)^3*y*z* (-1 + y + z)^2))*G[1 - y, 1, 0, 0, z] + (((-12*I)*Pi)/(y*z) + (-37 + 137*y - 190*y^2 + 118*y^3 - 29*y^4 + y^5 + 74*z - 338*y*z + 474*y^2*z - 230*y^3*z + 20*y^4*z - 37*z^2 + 303*y*z^2 - 285*y^2*z^2 + 19*y^3*z^2 - 108*y*z^3)/ (12*(-1 + y)^3*y*z*(-1 + y + z)^2))*G[1 - y, 1, 1, 0, z] + (((3*I)*Pi)/(y*z) + (-66*y^2 + 318*y^3 - 618*y^4 + 606*y^5 - 300*y^6 + 60*y^7 + 24*y*z + 144*y^2*z - 924*y^3*z + 1788*y^4*z - 1620*y^5*z + 708*y^6*z - 120*y^7*z + 47*z^2 - 307*y*z^2 + 497*y^2*z^2 + 109*y^3*z^2 - 974*y^4*z^2 + 916*y^5*z^2 - 318*y^6*z^2 + 30*y^7*z^2 - 188*z^3 + 1026*y*z^3 - 1948*y^2*z^3 + 1670*y^3*z^3 - 660*y^4*z^3 + 100*y^5*z^3 + 282*z^4 - 1572*y*z^4 + 2495*y^2*z^4 - 1707*y^3*z^4 + 594*y^4*z^4 - 92*y^5*z^4 - 188*z^5 + 1282*y*z^5 - 1458*y^2*z^5 + 572*y^3*z^5 - 100*y^4*z^5 + 47*z^6 - 561*y*z^6 + 336*y^2*z^6 - 38*y^3*z^6 + 108*y*z^7)/ (12*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[1 - y, 1, 1 - y, 0, z] + (((-9*I)*Pi)/(y*z) + (-210*y^2 + 1050*y^3 - 2100*y^4 + 2100*y^5 - 1050*y^6 + 210*y^7 - 12*y*z + 480*y^2*z - 1800*y^3*z + 2640*y^4*z - 1740*y^5*z + 432*y^6*z - 257*z^2 + 973*y*z^2 - 1616*y^2*z^2 + 1580*y^3*z^2 - 919*y^4*z^2 + 239*y^5*z^2 + 514*z^3 - 1378*y*z^3 + 1290*y^2*z^3 - 502*y^3*z^3 + 76*y^4*z^3 - 257*z^4 + 291*y*z^4 - 93*y^2*z^4 + 59*y^3*z^4 + 108*y*z^5)/(12*(-1 + y)^3*y*z^3*(-1 + y + z)^2))* G[1 - y, 1 - y, 0, 0, z] + ((30*y^2 - 150*y^3 + 300*y^4 - 300*y^5 + 150*y^6 - 30*y^7 - 6*y*z - 30*y^2*z + 180*y^3*z - 300*y^4*z + 210*y^5*z - 54*y^6*z + 29*z^2 - 61*y*z^2 + 2*y^2*z^2 + 70*y^3*z^2 - 47*y^4*z^2 + 7*y^5*z^2 - 58*z^3 + 220*y*z^3 - 228*y^2*z^3 + 28*y^3*z^3 + 38*y^4*z^3 + 29*z^4 - 255*y*z^4 + 219*y^2*z^4 + 7*y^3*z^4 + 108*y*z^5)*G[1 - y, 1 - y, 1, 0, z])/ (12*(-1 + y)^3*y*z^3*(-1 + y + z)^2) + (((3*I)*Pi)/(y*z) + (240*y^2 - 1200*y^3 + 2400*y^4 - 2400*y^5 + 1200*y^6 - 240*y^7 + 60*y*z - 1260*y^2*z + 4920*y^3*z - 8280*y^4*z + 7020*y^5*z - 2940*y^6*z + 480*y^7*z + 151*z^2 - 683*y*z^2 + 2770*y^2*z^2 - 7174*y^3*z^2 + 9677*y^4*z^2 - 6613*y^5*z^2 + 2082*y^6*z^2 - 210*y^7*z^2 - 604*z^3 + 1800*y*z^3 - 2978*y^2*z^3 + 4378*y^3*z^3 - 4434*y^4*z^3 + 2270*y^5*z^3 - 432*y^6*z^3 + 906*z^4 - 1788*y*z^4 + 1303*y^2*z^4 - 777*y^3*z^4 + 543*y^4*z^4 - 187*y^5*z^4 - 604*z^5 + 500*y*z^5 + 108*y^2*z^5 - 176*y^3*z^5 + 64*y^4*z^5 + 151*z^6 + 219*y*z^6 - 183*y^2*z^6 + 29*y^3*z^6 - 108*y*z^7)/(12*(-1 + y)^3*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*G[1 - y, 1 - y, 1 - y, 0, z] + (((-12*I)*Pi)/(y*z) + (-63*y^2 + 309*y^3 - 609*y^4 + 603*y^5 - 300*y^6 + 60*y^7 + 18*y*z + 162*y^2*z - 942*y^3*z + 1794*y^4*z - 1620*y^5*z + 708*y^6*z - 120*y^7*z - 47*z^2 + 157*y*z^2 - 461*y^2*z^2 + 1193*y^3*z^2 - 1723*y^4*z^2 + 1253*y^5*z^2 - 417*y^6*z^2 + 45*y^7*z^2 + 164*z^3 - 618*y*z^3 + 1054*y^2*z^3 - 1112*y^3*z^3 + 768*y^4*z^3 - 310*y^5*z^3 + 54*y^6*z^3 - 216*z^4 + 708*y*z^4 - 1100*y^2*z^4 + 870*y^3*z^4 - 291*y^4*z^4 + 29*y^5*z^4 + 128*z^5 - 226*y*z^5 + 450*y^2*z^5 - 374*y^3*z^5 + 76*y^4*z^5 - 29*z^6 - 93*y*z^6 - 42*y^2*z^6 + 56*y^3*z^6 + 54*y*z^7)/(6*(-1 + y)^3*y*(-1 + z)^2*z^3*(-1 + y + z)^2))* G[1 - y, -y, 1 - y, 0, z] + (((3*I)*Pi)/(y*z) + (-27*y^2 + 60*y^3 - 30*y^4 + 54*y^2*z - 54*y^3*z - 8*z^2 + 10*y*z^2 - 26*y^2*z^2 + 16*z^3 - 10*y*z^3 - 8*z^4)/ (12*y*z^3*(-1 + y + z)^2))*G[-y, 0, 1, 0, z] + (((-15*I)*Pi)/(y*z) + (45*y^2 - 100*y^3 + 50*y^4 - 90*y^2*z + 90*y^3*z + 10*z^2 - 58*y*z^2 + 76*y^2*z^2 - 68*z^3 + 82*y*z^3 + 46*z^4)/(4*y*z^3*(-1 + y + z)^2))*G[-y, 0, 1 - y, 0, z] + (((-18*I)*Pi)/(y*z) + (195*y^2 - 420*y^3 + 210*y^4 + 42*y*z - 474*y^2*z + 432*y^3*z + 38*z^2 - 298*y*z^2 + 398*y^2*z^2 - 244*z^3 + 340*y*z^3 + 164*z^4)/(12*y*z^3*(-1 + y + z)^2))* G[-y, 1 - y, 0, 0, z] + (((3*I)*Pi)/(y*z) + (-27*y^2 + 60*y^3 - 30*y^4 + 54*y^2*z - 54*y^3*z - 8*z^2 + 10*y*z^2 - 26*y^2*z^2 + 16*z^3 - 10*y*z^3 - 8*z^4)/ (12*y*z^3*(-1 + y + z)^2))*G[-y, 1 - y, 1, 0, z] + (((6*I)*Pi)/(y*z) + (-9*y^2 + 20*y^3 - 10*y^4 + 18*y^2*z - 18*y^3*z + 4*z^2 - 2*y*z^2 - 8*y^2*z^2 - 2*y*z^3 - 2*z^4)/ (2*y*z^3*(-1 + y + z)^2))*G[-y, 1 - y, 1 - y, 0, z] + (((24*I)*Pi)/(y*z) + (-75*y^2 + 180*y^3 - 90*y^4 + 42*y*z + 66*y^2*z - 108*y^3*z - 22*z^2 + 50*y*z^2 - 58*y^2*z^2 + 164*z^3 - 152*y*z^3 - 112*z^4)/(6*y*z^3*(-1 + y + z)^2))*G[-y, -y, 1 - y, 0, z] + (77*G[0, 0, 0, 0, 0, z])/(y*z) - (49*G[0, 0, 0, 1, 0, z])/(2*y*z) - (50*G[0, 0, 0, 1 - y, 0, z])/(y*z) - (65*G[0, 0, 1, 0, 0, z])/ (2*y*z) + (5*G[0, 0, 1, 1, 0, z])/(y*z) + (19*G[0, 0, 1, 1 - y, 0, z])/(2*y*z) - (93*G[0, 0, 1 - y, 0, 0, z])/ (2*y*z) + (7*G[0, 0, 1 - y, 1, 0, z])/(y*z) + (65*G[0, 0, 1 - y, 1 - y, 0, z])/(2*y*z) + (12*G[0, 0, -y, 1 - y, 0, z])/(y*z) - (71*G[0, 1, 0, 0, 0, z])/ (2*y*z) + (5*G[0, 1, 0, 1, 0, z])/(y*z) + (14*G[0, 1, 0, 1 - y, 0, z])/(y*z) + (7*G[0, 1, 1, 0, 0, z])/(y*z) - (3*G[0, 1, 1, 1, 0, z])/(2*y*z) - (3*G[0, 1, 1, 1 - y, 0, z])/(y*z) + (15*G[0, 1, 1 - y, 0, 0, z])/(y*z) + G[0, 1, 1 - y, 1, 0, z]/(2*y*z) - (11*G[0, 1, 1 - y, 1 - y, 0, z])/(y*z) - (77*G[0, 1 - y, 0, 0, 0, z])/ (2*y*z) + (5*G[0, 1 - y, 0, 1, 0, z])/(y*z) + (22*G[0, 1 - y, 0, 1 - y, 0, z])/(y*z) + (27*G[0, 1 - y, 1, 0, 0, z])/ (2*y*z) + (25*G[0, 1 - y, 1, 1, 0, z])/(2*y*z) - (15*G[0, 1 - y, 1, 1 - y, 0, z])/(2*y*z) + (22*G[0, 1 - y, 1 - y, 0, 0, z])/(y*z) - (5*G[0, 1 - y, 1 - y, 1, 0, z])/(2*y*z) - (13*G[0, 1 - y, 1 - y, 1 - y, 0, z])/(y*z) + (8*G[0, 1 - y, -y, 1 - y, 0, z])/(y*z) - (4*G[0, -y, 0, 1, 0, z])/ (y*z) + (13*G[0, -y, 0, 1 - y, 0, z])/(y*z) + (13*G[0, -y, 1 - y, 0, 0, z])/(y*z) - (4*G[0, -y, 1 - y, 1, 0, z])/ (y*z) - (5*G[0, -y, 1 - y, 1 - y, 0, z])/(y*z) - (22*G[0, -y, -y, 1 - y, 0, z])/(y*z) - (40*G[1, 0, 0, 0, 0, z])/ (y*z) + (13*G[1, 0, 0, 1, 0, z])/(2*y*z) + (33*G[1, 0, 0, 1 - y, 0, z])/(2*y*z) + (8*G[1, 0, 1, 0, 0, z])/(y*z) - (3*G[1, 0, 1, 1, 0, z])/(2*y*z) - G[1, 0, 1, 1 - y, 0, z]/(2*y*z) + (18*G[1, 0, 1 - y, 0, 0, z])/(y*z) + G[1, 0, 1 - y, 1, 0, z]/(2*y*z) - (12*G[1, 0, 1 - y, 1 - y, 0, z])/(y*z) + (3*G[1, 0, -y, 1 - y, 0, z])/ (y*z) + (6*G[1, 1, 0, 0, 0, z])/(y*z) - G[1, 1, 0, 1, 0, z]/(2*y*z) - (5*G[1, 1, 0, 1 - y, 0, z])/(y*z) - (7*G[1, 1, 1, 0, 0, z])/(2*y*z) - (2*G[1, 1, 1, 1, 0, z])/(y*z) - (4*G[1, 1, 1, 1 - y, 0, z])/(y*z) - (6*G[1, 1, 1 - y, 0, 0, z])/(y*z) + G[1, 1, 1 - y, 1, 0, z]/(y*z) + (2*G[1, 1, 1 - y, 1 - y, 0, z])/(y*z) + (35*G[1, 1 - y, 0, 0, 0, z])/ (2*y*z) + G[1, 1 - y, 0, 1, 0, z]/(2*y*z) - (25*G[1, 1 - y, 0, 1 - y, 0, z])/(2*y*z) - (2*G[1, 1 - y, 1, 0, 0, z])/ (y*z) - (5*G[1, 1 - y, 1, 1, 0, z])/(2*y*z) + (9*G[1, 1 - y, 1, 1 - y, 0, z])/(2*y*z) - (14*G[1, 1 - y, 1 - y, 0, 0, z])/(y*z) + G[1, 1 - y, 1 - y, 1, 0, z]/ (y*z) + (10*G[1, 1 - y, 1 - y, 1 - y, 0, z])/(y*z) + (3*G[1, 1 - y, -y, 1 - y, 0, z])/(y*z) - (24*G[1 - y, 0, 0, 0, 0, z])/ (y*z) + (4*G[1 - y, 0, 0, 1, 0, z])/(y*z) + (29*G[1 - y, 0, 0, 1 - y, 0, z])/(2*y*z) + (11*G[1 - y, 0, 1, 0, 0, z])/(y*z) + (23*G[1 - y, 0, 1, 1, 0, z])/ (2*y*z) - (7*G[1 - y, 0, 1, 1 - y, 0, z])/(y*z) + (11*G[1 - y, 0, 1 - y, 0, 0, z])/(y*z) - (3*G[1 - y, 0, 1 - y, 1, 0, z])/(2*y*z) - (13*G[1 - y, 0, 1 - y, 1 - y, 0, z])/(y*z) + (11*G[1 - y, 0, -y, 1 - y, 0, z])/(y*z) + (27*G[1 - y, 1, 0, 0, 0, z])/ (2*y*z) + (17*G[1 - y, 1, 0, 1, 0, z])/(2*y*z) - (9*G[1 - y, 1, 0, 1 - y, 0, z])/(y*z) + (23*G[1 - y, 1, 1, 0, 0, z])/ (2*y*z) - (7*G[1 - y, 1, 1, 1, 0, z])/(2*y*z) + G[1 - y, 1, 1, 1 - y, 0, z]/(y*z) - (10*G[1 - y, 1, 1 - y, 0, 0, z])/ (y*z) - (6*G[1 - y, 1, 1 - y, 1, 0, z])/(y*z) + (10*G[1 - y, 1, 1 - y, 1 - y, 0, z])/(y*z) + (17*G[1 - y, 1 - y, 0, 0, 0, z])/(2*y*z) - G[1 - y, 1 - y, 0, 1, 0, z]/ (2*y*z) - (4*G[1 - y, 1 - y, 0, 1 - y, 0, z])/(y*z) - (3*G[1 - y, 1 - y, 1, 0, 0, z])/(y*z) - (4*G[1 - y, 1 - y, 1, 1, 0, z])/(y*z) + G[1 - y, 1 - y, 1, 1 - y, 0, z]/(y*z) - (3*G[1 - y, 1 - y, 1 - y, 0, 0, z])/(y*z) + G[1 - y, 1 - y, 1 - y, 1 - y, 0, z]/(y*z) - (4*G[1 - y, 1 - y, -y, 1 - y, 0, z])/(y*z) - G[1 - y, -y, 0, 1, 0, z]/ (y*z) + (11*G[1 - y, -y, 0, 1 - y, 0, z])/(y*z) + (12*G[1 - y, -y, 1 - y, 0, 0, z])/(y*z) - G[1 - y, -y, 1 - y, 1, 0, z]/ (y*z) - (4*G[1 - y, -y, 1 - y, 1 - y, 0, z])/(y*z) - (20*G[1 - y, -y, -y, 1 - y, 0, z])/(y*z) - (5*G[-y, 0, 0, 1, 0, z])/ (y*z) + (16*G[-y, 0, 0, 1 - y, 0, z])/(y*z) - (5*G[-y, 0, 1, 0, 0, z])/(y*z) - (2*G[-y, 0, 1, 1, 0, z])/(y*z) + G[-y, 0, 1, 1 - y, 0, z]/(y*z) + (17*G[-y, 0, 1 - y, 0, 0, z])/(y*z) - (2*G[-y, 0, 1 - y, 1, 0, z])/(y*z) - (5*G[-y, 0, 1 - y, 1 - y, 0, z])/ (y*z) - (22*G[-y, 0, -y, 1 - y, 0, z])/(y*z) + (17*G[-y, 1 - y, 0, 0, 0, z])/(y*z) - (2*G[-y, 1 - y, 0, 1, 0, z])/ (y*z) - (6*G[-y, 1 - y, 0, 1 - y, 0, z])/(y*z) - (5*G[-y, 1 - y, 1, 0, 0, z])/(y*z) - (2*G[-y, 1 - y, 1, 1, 0, z])/ (y*z) + G[-y, 1 - y, 1, 1 - y, 0, z]/(y*z) - (6*G[-y, 1 - y, 1 - y, 0, 0, z])/(y*z) + G[-y, 1 - y, 1 - y, 1, 0, z]/ (y*z) + (2*G[-y, 1 - y, 1 - y, 1 - y, 0, z])/(y*z) - (6*G[-y, 1 - y, -y, 1 - y, 0, z])/(y*z) + (2*G[-y, -y, 0, 1, 0, z])/ (y*z) - (22*G[-y, -y, 0, 1 - y, 0, z])/(y*z) - (24*G[-y, -y, 1 - y, 0, 0, z])/(y*z) + (2*G[-y, -y, 1 - y, 1, 0, z])/ (y*z) + (8*G[-y, -y, 1 - y, 1 - y, 0, z])/(y*z) + (40*G[-y, -y, -y, 1 - y, 0, z])/(y*z) + ((-313*Pi^2)/(18*y*z) - ((I/36)*Pi*(2737 - 15450*y + 36438*y^2 - 45992*y^3 + 32793*y^4 - 12534*y^5 + 2008*y^6 - 4394*z + 21862*y*z - 42914*y^2*z + 42806*y^3*z - 21700*y^4*z + 4340*y^5*z + 1927*z^2 - 7924*y*z^2 + 11913*y^2*z^2 - 8734*y^3*z^2 + 2332*y^4*z^2))/((-1 + y)^4*y*z*(-1 + y + z)^2) + (6534*y^2 - 32292*y^3 + 64152*y^4 - 64044*y^5 + 32130*y^6 - 6480*y^7 + 20029*z - 146910*y*z + 410961*y^2*z - 569924*y^3*z + 407433*y^4*z - 129162*y^5*z + 2173*y^6*z + 5400*y^7*z - 55875*z^2 + 365842*y*z^2 - 938891*y^2*z^2 + 1195558*y^3*z^2 - 791551*y^4*z^2 + 254252*y^5*z^2 - 29335*y^6*z^2 + 51771*z^3 - 296894*y*z^3 + 669545*y^2*z^3 - 710652*y^3*z^3 + 359102*y^4*z^3 - 70118*y^5*z^3 - 15925*z^4 + 77962*y*z^4 - 147501*y^2*z^4 + 113638*y^3*z^4 - 30928*y^4*z^4)/(216*(-1 + y)^4*y*(-1 + z)*z^2* (-1 + y + z)^2))*Zeta[3] + G[0, 1 - y, z]*(((4*I)*Pi^3)/(y*z) + (Pi^2*(30*y^2 - 120*y^3 + 180*y^4 - 120*y^5 + 30*y^6 - 6*y*z - 96*y^2*z + 384*y^3*z - 516*y^4*z + 294*y^5*z - 60*y^6*z - 287*z^2 + 356*y*z^2 + 708*y^2*z^2 - 1612*y^3*z^2 + 1171*y^4*z^2 - 396*y^5*z^2 + 60*y^6*z^2 + 1064*z^3 - 1117*y*z^3 - 1692*y^2*z^3 + 2821*y^3*z^3 - 1238*y^4*z^3 + 162*y^5*z^3 - 1491*z^4 + 1278*y*z^4 + 1540*y^2*z^4 - 1850*y^3*z^4 + 433*y^4*z^4 + 938*z^5 - 599*y*z^5 - 536*y^2*z^5 + 377*y^3*z^5 - 224*z^6 + 88*y*z^6 + 46*y^2*z^6))/(72*(-1 + y)^2*y*(-1 + z)^2*z^3* (-1 + y + z)^2) - (24*Zeta[3])/(y*z)) + G[1 - y, 0, z]* ((((-13*I)/4)*Pi^3)/(y*z) + (Pi^2*(-80*y^2 + 320*y^3 - 480*y^4 + 320*y^5 - 80*y^6 - 20*y*z + 240*y^2*z - 600*y^3*z + 560*y^4*z - 180*y^5*z + 767*z^2 - 2428*y*z^2 + 2752*y^2*z^2 - 1288*y^3*z^2 + 197*y^4*z^2 - 1494*z^3 + 3712*y*z^3 - 3066*y^2*z^3 + 848*y^3*z^3 + 737*z^4 - 1226*y*z^4 + 551*y^2*z^4))/ (48*(-1 + y)^2*y*z^3*(-1 + y + z)^2) + ((I/72)*Pi*(-972*y^3 + 5076*y^4 - 9396*y^5 + 7452*y^6 - 2160*y^7 + 3073*y^2*z - 5380*y^3*z - 6186*y^4*z + 18380*y^5*z - 12047*y^6*z + 2160*y^7*z + 7820*y*z^2 - 36287*y^2*z^2 + 52789*y^3*z^2 - 22352*y^4*z^2 - 6889*y^5*z^2 + 4919*y^6*z^2 + 3181*z^3 - 34996*y*z^3 + 93503*y^2*z^3 - 95403*y^3*z^3 + 35825*y^4*z^3 - 2095*y^5*z^3 - 9759*z^4 + 53305*y*z^4 - 90347*y^2*z^4 + 59827*y^3*z^4 - 13011*y^4*z^4 + 9975*z^5 - 32215*y*z^5 + 33086*y^2*z^5 - 10861*y^3*z^5 - 3397*z^6 + 6086*y*z^6 - 2704*y^2*z^6))/((-1 + y)^2*y*(-1 + z)*z^2* (-1 + y + z)^2*(y + z)^2) + (34992*y^3 - 178704*y^4 + 326160*y^5 - 256176*y^6 + 73728*y^7 + 2117*y^2*z - 223076*y^3*z + 859140*y^4*z - 1202708*y^5*z + 709715*y^6*z - 145188*y^7*z - 39614*y*z^2 + 121488*y^2*z^2 + 344818*y^3*z^2 - 1442926*y^4*z^2 + 1608024*y^5*z^2 - 663358*y^6*z^2 + 71568*y^7*z^2 - 15289*z^3 + 226836*y*z^3 - 552082*y^2*z^3 - 12026*y^3*z^3 + 1070420*y^4*z^3 - 917316*y^5*z^3 + 209819*y^6*z^3 + 60976*z^4 - 472214*y*z^4 + 877186*y^2*z^4 - 321166*y^3*z^4 - 330406*y^4*z^4 + 185624*y^5*z^4 - 91194*z^5 + 453434*y*z^5 - 612490*y^2*z^5 + 207050*y^3*z^5 + 22476*y^4*z^5 + 60616*z^6 - 199500*y*z^6 + 169368*y^2*z^6 - 30484*y^3*z^6 - 15109*z^7 + 31058*y*z^7 - 5587*y^2*z^7)/(864*(-1 + y)^2*y*(-1 + z)^2*z^2*(-1 + y + z)^2* (y + z)^2) - (18*Zeta[3])/(y*z)) + G[1, 1 - y, z]* ((((-7*I)/4)*Pi^3)/(y*z) + (Pi^2*(-6*y^2 + 12*y*z - 12*y^2*z - 43*z^2 + 218*y*z^2 - 151*y^2*z^2 + 86*z^3 - 194*y*z^3 - 43*z^4))/ (72*y*z^3*(-1 + y + z)^2) - (11*Zeta[3])/(y*z)) + G[1, 0, z]*(((-2*I)*Pi^3)/(y*z) + ((I/24)*Pi*(-9 - 323*y + 608*y^2 - 276*y^3 + 45*z + 329*y*z - 596*y^2*z + 204*y^3*z - 63*z^2 + 39*y*z^2 + 60*y^2*z^2 + 27*z^3 - 45*y*z^3))/((-1 + y)*y*(-1 + z)* z*(-1 + y + z)^2) + (Pi^2*(6*y^2 - 12*y*z + 12*y^2*z - 373*z^2 + 1250*y*z^2 - 742*y^2*z^2 + 746*z^3 - 1115*y*z^3 - 373*z^4))/ (72*y*z^3*(-1 + y + z)^2) + (-324*y + 648*y^2 - 324*y^3 - 563*z + 5029*y*z - 6067*y^2*z + 1601*y^3*z + 2139*z^2 - 12486*y*z^2 + 12296*y^2*z^2 - 2723*y^3*z^2 - 2589*z^3 + 9568*y*z^3 - 5431*y^2*z^3 + 1013*z^4 - 1787*y*z^4)/(144*(-1 + y)*y*(-1 + z)*z^2* (-1 + y + z)^2) - Zeta[3]/(y*z)) + G[0, 1, z]* ((((9*I)/4)*Pi^3)/(y*z) + (Pi^2*(-y^2 + 2*y^3 - y^4 + 2*y*z - 6*y^2*z + 6*y^3*z - 2*y^4*z + 59*z^2 - 266*y*z^2 + 435*y^2*z^2 - 308*y^3*z^2 + 80*y^4*z^2 - 114*z^3 + 359*y*z^3 - 378*y^2*z^3 + 133*y^3*z^3 + 56*z^4 - 108*y*z^4 + 53*y^2*z^4))/ (24*(-1 + y)^2*y*z^3*(-1 + y + z)^2) - Zeta[3]/(y*z)) + G[1 - y, 1, z]*((((3*I)/2)*Pi^3)/(y*z) + (Pi^2*(-66*y^2 + 252*y^3 - 366*y^4 + 240*y^5 - 60*y^6 + 24*y*z + 168*y^2*z - 756*y^3*z + 1032*y^4*z - 588*y^5*z + 120*y^6*z + 10*z^2 - 160*y*z^2 + 147*y^2*z^2 + 374*y^3*z^2 - 629*y^4*z^2 + 288*y^5*z^2 - 30*y^6*z^2 - 40*z^3 + 374*y*z^3 - 720*y^2*z^3 + 484*y^3*z^3 - 98*y^4*z^3 + 60*z^4 - 396*y*z^4 + 676*y^2*z^4 - 434*y^3*z^4 + 91*y^4*z^4 - 40*z^5 + 190*y*z^5 - 224*y^2*z^5 + 80*y^3*z^5 + 10*z^6 - 32*y*z^6 + 19*y^2*z^6))/ (72*(-1 + y)^2*y*(-1 + z)^2*z^3*(-1 + y + z)^2) + Zeta[3]/(y*z)) + G[1, 1, z]*((((-3*I)/2)*Pi^3)/(y*z) + (Pi^2*(18*y^2 - 36*y*z + 36*y^2*z - 113*z^2 + 274*y*z^2 - 122*y^2*z^2 + 226*z^3 - 235*y*z^3 - 113*z^4))/ (72*y*z^3*(-1 + y + z)^2) + (9*Zeta[3])/(2*y*z)) + G[1 - y, 1 - y, z]*(((-1/2*I)*Pi^3)/(y*z) + (Pi^2*(45*y^2 - 180*y^3 + 270*y^4 - 180*y^5 + 45*y^6 + 9*y*z - 216*y^2*z + 684*y^3*z - 846*y^4*z + 459*y^5*z - 90*y^6*z + 30*z^2 - 92*y*z^2 + 385*y^2*z^2 - 884*y^3*z^2 + 871*y^4*z^2 - 350*y^5*z^2 + 40*y^6*z^2 - 120*z^3 + 236*y*z^3 - 304*y^2*z^3 + 437*y^3*z^3 - 330*y^4*z^3 + 81*y^5*z^3 + 180*z^4 - 244*y*z^4 + 86*y^2*z^4 - 40*y^3*z^4 + 30*y^4*z^4 - 120*z^5 + 103*y*z^5 + 10*y^2*z^5 - 17*y^3*z^5 + 30*z^6 - 12*y*z^6 - 6*y^2*z^6))/ (12*(-1 + y)^2*y*(-1 + z)^2*z^3*(-1 + y + z)^2) + (13*Zeta[3])/(y*z)) + G[-y, 1 - y, z]*((((-3*I)/2)*Pi^3)/(y*z) + (Pi^2*(81*y^2 - 180*y^3 + 90*y^4 - 162*y^2*z + 162*y^3*z - 16*z^2 + 2*y*z^2 + 74*y^2*z^2 - 16*z^3 + 22*y*z^3 + 20*z^4))/ (72*y*z^3*(-1 + y + z)^2) + (15*Zeta[3])/(y*z)) + G[0, 0, z]*((((109*I)/8)*Pi^3)/(y*z) + ((I/72)*Pi*(-5026 + 19246*y - 27702*y^2 + 17770*y^3 - 4288*y^4 + 15078*z - 48589*y*z + 55884*y^2*z - 26013*y^3*z + 3640*y^4*z - 15078*z^2 + 38363*y*z^2 - 32947*y^2*z^2 + 9539*y^3*z^2 + 5026*z^3 - 9020*y*z^3 + 4117*y^2*z^3))/((-1 + y)^2*y*(-1 + z)*z* (-1 + y + z)^2) + (Pi^2*(-1625 + 1928*y + 2823*y^2 - 4930*y^3 + 1804*y^4 + 6116*z - 7546*y*z - 6198*y^2*z + 11212*y^3*z - 3584*y^4*z - 8694*z^2 + 10686*y*z^2 + 3607*y^2*z^2 - 7706*y^3*z^2 + 1786*y^4*z^2 + 5540*z^3 - 6458*y*z^3 + 148*y^2*z^3 + 1412*y^3*z^3 - 1337*z^4 + 1390*y*z^4 - 374*y^2*z^4))/(144*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2) + (33523*y - 223912*y^2 + 467682*y^3 - 398260*y^4 + 121507*y^5 - 540*y^6 + 33523*z - 351236*y*z + 1183268*y^2*z - 1669318*y^3*z + 1025789*y^4*z - 222026*y^5*z - 134452*z^2 + 917588*y*z^2 - 2107416*y^2*z^2 + 2089349*y^3*z^2 - 875626*y^4*z^2 + 101059*y^5*z^2 + 202002*z^3 - 985354*y*z^3 + 1606673*y^2*z^3 - 1062460*y^3*z^3 + 248637*y^4*z^3 - 134740*z^4 + 455273*y*z^4 - 485242*y^2*z^4 + 174207*y^3*z^4 + 33667*z^5 - 69794*y*z^5 + 26629*y^2*z^5)/(864*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)) + (21*Zeta[3])/(y*z)) + G[1, z]*((239*Pi^4)/(720*y*z) - ((I/72)*Pi^3*(18*y^2 - 36*y*z + 36*y^2*z + 125*z^2 - 286*y*z^2 + 179*y^2*z^2 - 250*z^3 + 304*y*z^3 + 125*z^4))/ (y*z^3*(-1 + y + z)^2) + (Pi^2*(420*y^2 - 780*y^3 + 360*y^4 + 690*y*z - 2430*y^2*z + 2460*y^3*z - 720*y^4*z - 200*z^2 + 336*y*z^2 + 516*y^2*z^2 - 832*y^3*z^2 + 180*y^4*z^2 + 618*z^3 - 2573*y*z^3 + 2533*y^2*z^3 - 596*y^3*z^3 - 636*z^4 + 1783*y*z^4 - 1111*y^2*z^4 + 218*z^5 - 236*y*z^5))/(432*(-1 + y)*y*(-1 + z)*z^3* (-1 + y + z)^2) + ((((-3*I)/2)*Pi)/(y*z) + (15*y^2 - 30*y*z + 30*y^2*z - 82*z^2 + 146*y*z^2 - 46*y^2*z^2 + 164*z^3 - 128*y*z^3 - 82*z^4)/(12*y*z^3*(-1 + y + z)^2))* Zeta[3]) + G[0, z]*((2323*Pi^4)/(720*y*z) - ((I/72)*Pi^3*(-20 - 496*y + 1464*y^2 - 1360*y^3 + 412*y^4 - 140*z + 1167*y*z - 1770*y^2*z + 743*y^3*z + 115*z^2 - 518*y*z^2 + 331*y^2*z^2))/((-1 + y)^2*y*z*(-1 + y + z)^2) + (Pi^2*(-1368*y^2 + 5544*y^3 - 8424*y^4 + 5688*y^5 - 1440*y^6 + 22834*z - 108764*y*z + 210889*y^2*z - 209863*y^3*z + 109385*y^4*z - 25921*y^5*z + 1440*y^6*z - 67386*z^2 + 276313*y*z^2 - 449944*y^2*z^2 + 359178*y^3*z^2 - 136990*y^4*z^2 + 18829*y^5*z^2 + 66306*z^3 - 221033*y*z^3 + 287211*y^2*z^3 - 172617*y^3*z^3 + 40241*y^4*z^3 - 21754*z^4 + 53484*y*z^4 - 45384*y^2*z^4 + 13546*y^3*z^4))/(864*(-1 + y)^3*y*(-1 + z)*z^2* (-1 + y + z)^2) + (-28217*y + 440556*y^2 - 1173077*y^3 + 1137570*y^4 - 377048*y^5 + 216*y^6 - 28217*z + 545660*y*z - 2525888*y^2*z + 4346008*y^3*z - 3093807*y^4*z + 755596*y^5*z + 648*y^6*z + 116516*z^2 - 1533057*y*z^2 + 4696130*y^2*z^2 - 5657807*y^3*z^2 + 2771244*y^4*z^2 - 379412*y^5*z^2 - 180246*z^3 + 1634328*y*z^3 - 3620223*y^2*z^3 + 2968398*y^3*z^3 - 815871*y^4*z^3 + 123812*z^4 - 711040*y*z^4 + 1056272*y^2*z^4 - 482658*y^3*z^4 - 31865*z^5 + 92326*y*z^5 - 46847*y^2*z^5)/ (1728*(-1 + y)^2*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)) + ((I/864)*Pi*(-32689*y + 216676*y^2 - 445662*y^3 + 372376*y^4 - 111025*y^5 + 324*y^6 - 32689*z + 342464*y*z - 1144844*y^2*z + 1615570*y^3*z - 994379*y^4*z + 213878*y^5*z + 132916*z^2 - 901796*y*z^2 + 2064972*y^2*z^2 - 2070539*y^3*z^2 + 878506*y^4*z^2 - 103177*y^5*z^2 - 202614*z^3 + 973270*y*z^3 - 1599899*y^2*z^3 + 1085188*y^3*z^3 - 256827*y^4*z^3 + 137236*z^4 - 447563*y*z^4 + 493678*y^2*z^4 - 184233*y^3*z^4 - 34849*z^5 + 66314*y*z^5 - 30583*y^2*z^5))/((-1 + y)^2*y*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)) + (((-27*I)*Pi)/(y*z) + (283 - 1610*y + 3827*y^2 - 4868*y^3 + 3497*y^4 - 1346*y^5 + 217*y^6 - 1068*z + 5664*y*z - 12426*y^2*z + 14444*y^3*z - 9360*y^4*z + 3192*y^5*z - 446*y^6*z + 1522*z^2 - 7406*y*z^2 + 14666*y^2*z^2 - 15072*y^3*z^2 + 8335*y^4*z^2 - 2280*y^5*z^2 + 226*y^6*z^2 - 972*z^3 + 4266*y*z^3 - 7404*y^2*z^3 + 6392*y^3*z^3 - 2710*y^4*z^3 + 446*y^5*z^3 + 235*z^4 - 914*y*z^4 + 1334*y^2*z^4 - 884*y^3*z^4 + 220*y^4*z^4)/ (4*(-1 + y)^4*y*(-1 + z)^2*z*(-1 + y + z)^2))*Zeta[3]) + G[1 - y, z]*((973*Pi^4)/(720*y*z) + ((I/72)*Pi^3*(180*y^2 - 720*y^3 + 1080*y^4 - 720*y^5 + 180*y^6 - 36*y*z - 216*y^2*z + 864*y^3*z - 936*y^4*z + 324*y^5*z + 245*z^2 - 440*y*z^2 + 147*y^2*z^2 + 46*y^3*z^2 + 2*y^4*z^2 - 490*z^3 + 678*y*z^3 - 48*y^2*z^3 - 140*y^3*z^3 + 245*z^4 - 166*y*z^4 + 2*y^2*z^4))/((-1 + y)^2*y*z^3*(-1 + y + z)^2) + (Pi^2*(-1524*y^4 + 6114*y^5 - 9198*y^6 + 6150*y^7 - 1542*y^8 - 2016*y^3*z + 10782*y^4*z - 21630*y^5*z + 20340*y^6*z - 8838*y^7*z + 1362*y^8*z - 2035*y^2*z^2 + 7936*y^3*z^2 - 13458*y^4*z^2 + 14116*y^5*z^2 - 9427*y^6*z^2 + 2868*y^7*z^2 - 3551*y*z^3 + 13637*y^2*z^3 - 12436*y^3*z^3 - 4366*y^4*z^3 + 8377*y^5*z^3 - 1661*y^6*z^3 - 1810*z^4 + 15799*y*z^4 - 29693*y^2*z^4 + 9468*y^3*z^4 + 13288*y^4*z^4 - 7337*y^5*z^4 + 5628*z^5 - 23911*y*z^5 + 25679*y^2*z^5 - 3391*y^3*z^5 - 4290*y^4*z^5 - 5826*z^6 + 14125*y*z^6 - 8633*y^2*z^6 + 619*y^3*z^6 + 2008*z^7 - 2462*y*z^7 + 739*y^2*z^7))/ (432*(-1 + y)^2*y*(-1 + z)*z^3*(-1 + y + z)^2*(y + z)^2) + (((39*I)*Pi)/(y*z) + (-189*y^2 + 738*y^3 - 1089*y^4 + 720*y^5 - 180*y^6 + 81*y*z + 432*y^2*z - 2124*y^3*z + 2988*y^4*z - 1737*y^5*z + 360*y^6*z - 109*z^2 - 26*y*z^2 - 198*y^2*z^2 + 1756*y^3*z^2 - 2419*y^4*z^2 + 1146*y^5*z^2 - 150*y^6*z^2 + 376*z^3 - 458*y*z^3 - 72*y^2*z^3 - 163*y^3*z^3 + 506*y^4*z^3 - 189*y^5*z^3 - 489*z^4 + 774*y*z^4 - 91*y^2*z^4 - 244*y^3*z^4 + 44*y^4*z^4 + 286*z^5 - 475*y*z^5 + 164*y^2*z^5 + 37*y^3*z^5 - 64*z^6 + 104*y*z^6 - 46*y^2*z^6)/(6*(-1 + y)^2*y*(-1 + z)^2*z^3* (-1 + y + z)^2))*Zeta[3]) + (248*Zeta[5])/(5*y*z))), gamma[3, 3] -> (-2*Nc^3*(-1 + z))/(3*eps^6*y*z) + ((4*Nc^2*Nf*(-1 + z))/(3*y*z) + Nc^3*((-53*(-1 + z))/(6*y*z) - ((2*I)*Pi*(-1 + z))/(y*z) + ((-1 + z)*G[0, y])/(y*z) + ((-1 + z)*G[0, z])/(y*z)))/eps^5 + ((-49*Nc*Nf^2*(-1 + z))/(81*y*z) + Nc^2*Nf*((2543*(-1 + z))/(324*y*z) + (((7*I)/3)*Pi*(-1 + z))/(y*z) - (7*(-1 + z)*G[0, y])/(6*y*z) - (7*(-1 + z)*G[0, z])/(6*y*z)) + Nc^3*((4751 - 81*y - 4751*z)/(162*y*z) - (((52*I)/3)*Pi*(-1 + z))/ (y*z) + (17*Pi^2*(-1 + z))/(6*y*z) + ((95*(-1 + z))/(12*y*z) + ((3*I)*Pi*(-1 + z))/(y*z))*G[0, z] + G[0, y]*(((3*I)*Pi*(-1 + z))/(y*z) + (95 - 95*y - 95*z + 113*y*z)/ (12*(-1 + y)*y*z) - (2*(-1 + z)*G[0, z])/(y*z)) - (2*(-1 + z)*G[0, 0, y])/(y*z) - (2*(-1 + z)*G[0, 0, z])/(y*z) + ((-1 + z)*G[1, 0, y])/(y*z) + ((-1 + z)*G[1, 0, z])/(y*z)))/eps^4 + ((5*Nf^3*(-1 + z))/(108*y*z) + Nc*Nf^2*((-763*(-1 + z))/(972*y*z) - (((23*I)/54)*Pi*(-1 + z))/(y*z) + (23*(-1 + z)*G[0, y])/(108*y*z) + (23*(-1 + z)*G[0, z])/(108*y*z)) + Nc^2*Nf*((((623*I)/108)*Pi*(-1 + z))/(y*z) - (583*Pi^2*(-1 + z))/ (324*y*z) + (-3491 + 405*y + 3491*z)/(972*y*z) + ((-61*(-1 + z))/(27*y*z) - (((11*I)/6)*Pi*(-1 + z))/(y*z))*G[0, z] + G[0, y]*((((-11*I)/6)*Pi*(-1 + z))/(y*z) + (-244 + 244*y + 244*z - 379*y*z)/(108*(-1 + y)*y*z) + (4*(-1 + z)*G[0, z])/(3*y*z)) + (4*(-1 + z)*G[0, 0, y])/(3*y*z) + (4*(-1 + z)*G[0, 0, z])/(3*y*z) - (5*(-1 + z)*G[1, 0, y])/(6*y*z) - (5*(-1 + z)*G[1, 0, z])/(6*y*z)) + Nc^3*((90229 - 15714*y - 90229*z)/(3888*y*z) + (((5*I)/2)*Pi^3*(-1 + z))/ (y*z) - ((I/216)*Pi*(-6959 + 324*y + 6959*z))/(y*z) + (Pi^2*(10625 - 10625*y - 21250*z + 10517*y*z + 10625*z^2))/ (648*y*z*(-1 + y + z)) + (Pi^2*(1 - z)*G[1, y])/(6*y*z) + (((-6*I)*Pi*(-1 + z))/(y*z) + (-115 + 115*y + 115*z - 169*y*z)/ (12*(-1 + y)*y*z))*G[0, 0, y] + ((-115*(-1 + z))/(12*y*z) - ((6*I)*Pi*(-1 + z))/(y*z))*G[0, 0, z] + (((3*I)*Pi*(-1 + z))/(y*z) + (73 - 73*y - 146*z + 85*y*z + 73*z^2)/ (12*y*z*(-1 + y + z)))*G[1, 0, y] + G[0, z]*((((175*I)/12)*Pi*(-1 + z))/(y*z) - (25*Pi^2*(-1 + z))/ (6*y*z) + (-1031 + 108*y + 1031*z)/(108*y*z) + (9*(-1 + z)*G[0, 0, y])/(2*y*z) - (2*(-1 + z)*G[1, 0, y])/(y*z)) + G[1 - y, z]*((Pi^2*(1 - z))/(6*y*z) + ((-1 + z)*G[1, 0, y])/(y*z)) + (((3*I)*Pi*(-1 + z))/(y*z) + (73 - 73*y - 146*z + 85*y*z + 73*z^2)/ (12*y*z*(-1 + y + z)))*G[1, 0, z] + G[0, y]*((-25*Pi^2*(-1 + z))/(6*y*z) + ((I/12)*Pi*(175 - 175*y - 175*z + 229*y*z))/((-1 + y)*y*z) + (2062 - 2170*y + 108*y^2 - 2062*z + 4897*y*z)/(216*(-1 + y)*y*z) + (((-6*I)*Pi*(-1 + z))/(y*z) + (115 - 230*y + 115*y^2 - 230*z + 375*y*z - 145*y^2*z + 115*z^2 - 133*y*z^2)/(12*(-1 + y)*y*z* (-1 + y + z)))*G[0, z] + (9*(-1 + z)*G[0, 0, z])/(2*y*z) + ((1 - z)*G[1, 0, z])/(y*z) + ((1 - z)*G[1 - y, 0, z])/(y*z)) + (9*(-1 + z)*G[0, 0, 0, y])/(2*y*z) + (9*(-1 + z)*G[0, 0, 0, z])/ (2*y*z) - (2*(-1 + z)*G[0, 1, 0, y])/(y*z) - (2*(-1 + z)*G[0, 1, 0, z])/(y*z) - (3*(-1 + z)*G[1, 0, 0, y])/(y*z) - (3*(-1 + z)*G[1, 0, 0, z])/(y*z) + ((-1 + z)*G[1, 1, 0, y])/(y*z) + ((-1 + z)*G[1 - y, 1, 0, z])/(y*z) + (2*(-1 + z)*Zeta[3])/(3*y*z)))/ eps^3 + Nc*Nf^2*((Pi^4*(1 - z))/(960*y*z) - (((71*I)/5832)*Pi*(-71 + 54*y + 71*z))/(y*z) + (-20417 - 348300*y + 20417*z)/(209952*y*z) - ((I/2592)*Pi^3*(53*y^2 - 106*y^3 + 53*y^4 + 106*y*z - 30*y^2*z - 107*y^3*z + 31*y^4*z + 53*z^2 - 318*y*z^2 + 400*y^2*z^2 - 279*y^3*z^2 - 106*z^3 + 325*y*z^3 - 507*y^2*z^3 + 53*z^4 - 197*y*z^4))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-3190*y^2 + 6965*y^3 - 4360*y^4 + 585*y^5 - 6380*y*z + 18150*y^2*z - 16343*y^3*z + 4573*y^4*z - 3190*z^2 + 19581*y*z^2 - 27944*y^2*z^2 + 12813*y^3*z^2 + 6308*z^3 - 16991*y*z^3 + 13203*y^2*z^3 - 3118*z^4 + 4378*y*z^4))/(7776*(-1 + y)*y*z* (-1 + y + z)*(y + z)^2) + (Pi^2*(-y^3 + y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[0, 1, y])/(72*y*z*(y + z)^3) + (Pi^2*(-y^3 + 6*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[0, 1, z])/(54*y*z*(y + z)^3) + G[0, 1 - y, z]* ((Pi^2*(-7*y^3 + 3*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(216*y*z*(y + z)^3) + ((7*y^3 - 3*y^2*z - 7*y^3*z + 21*y*z^2 - 21*y^2*z^2 + 7*z^3 - 21*y*z^3 - 7*z^4)*G[1, 0, y])/(36*y*z*(y + z)^3)) + G[0, 0, z]*((((-10*I)/27)*Pi*(-1 + z))/(y*z) + (43*Pi^2*(-1 + z))/ (432*y*z) + (104*y - 63*y^2 + 104*z - 455*y*z - 176*z^2)/ (648*y*z*(y + z)) + ((-7*y^3 + 3*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4)*G[1, 0, y])/ (36*y*z*(y + z)^3)) + ((-41*Pi^2*(-1 + z))/(432*y*z) + ((I/108)*Pi*(76*y^2 - 76*y^3 + 44*y*z - 232*y^2*z + 97*y^3*z + 40*z^2 - 164*y*z^2 + 198*y^2*z^2 - 80*z^3 + 141*y*z^3 + 40*z^4))/ (y*z*(-1 + y + z)*(y + z)^2) + (367*y^2 - 367*y^3 - 49*y*z - 928*y^2*z + 478*y^3*z + 106*z^2 - 233*y*z^2 + 783*y^2*z^2 - 194*z^3 + 393*y*z^3 + 88*z^4)/(324*y*z*(-1 + y + z)*(y + z)^2))* G[1, 0, z] + (Pi^2*(y^3 + 19*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[1, 1, y])/(72*y*z*(y + z)^3) + (Pi^2*(1 - z)*G[1, 1, z])/(18*y*z) + (Pi^2*(y^3 - 9*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[1 - y, 0, z])/(216*y*z*(y + z)^3) + G[0, 0, y]*((43*Pi^2*(-1 + z))/(432*y*z) - ((I/216)*Pi*(80 - 80*y - 80*z + 143*y*z))/((-1 + y)*y*z) + (-26*y + 26*y^2 - 26*z - 2*y*z - 107*y^2*z + 26*z^2 - 161*y*z^2)/ (162*(-1 + y)*y*z*(y + z)) - (7*(-1 + z)*G[0, 0, z])/(36*y*z) + ((-7*y^3 + 3*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4)*G[1 - y, 0, z])/(36*y*z*(y + z)^3)) + (Pi^2*(-2*y^3 + 3*y^2*z + 2*y^3*z - 6*y*z^2 + 6*y^2*z^2 - 2*z^3 + 6*y*z^3 + 2*z^4)*G[1 - y, 1, z])/(54*y*z*(y + z)^3) + (Pi^2*(-y^3 + 9*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[1 - y, 1 - y, z])/(216*y*z*(y + z)^3) + (Pi^2*(y^3 - 3*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[-y, 1 - y, z])/(27*y*z*(y + z)^3) + G[1, 0, y]*((Pi^2*(43*y^3 + 105*y^2*z - 43*y^3*z + 129*y*z^2 - 129*y^2*z^2 + 43*z^3 - 129*y*z^3 - 43*z^4))/(432*y*z*(y + z)^3) + ((I/108)*Pi*(-40*y^2 + 80*y^3 - 40*y^4 - 188*y*z + 564*y^2*z - 473*y^3*z + 97*y^4*z - 76*z^2 + 492*y*z^2 - 650*y^2*z^2 + 198*y^3*z^2 + 152*z^3 - 365*y*z^3 + 141*y^2*z^3 - 76*z^4 + 40*y*z^4))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + (-106*y^2 + 212*y^3 - 106*y^4 - 995*y*z + 3021*y^2*z - 2504*y^3*z + 478*y^4*z - 367*z^2 + 2535*y*z^2 - 3266*y^2*z^2 + 783*y^3*z^2 + 770*z^3 - 1793*y*z^3 + 393*y^2*z^3 - 403*z^4 + 88*y*z^4)/ (324*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + ((-y^3 + 9*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[1 - y, 0, z])/(36*y*z*(y + z)^3) + ((y^3 - 9*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[1 - y, 1 - y, z])/(36*y*z*(y + z)^3) - (2*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[-y, 0, z])/(9*y*z*(y + z)^3) + (2*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[-y, 1 - y, z])/(9*y*z*(y + z)^3)) + ((((7*I)/36)*Pi*(-1 + z))/(y*z) + (80 - 80*y - 80*z + 143*y*z)/ (216*(-1 + y)*y*z))*G[0, 0, 0, y] + ((10*(-1 + z))/(27*y*z) + (((7*I)/36)*Pi*(-1 + z))/(y*z))* G[0, 0, 0, z] + (((I/36)*Pi*(-y^3 + 21*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4))/(y*z*(y + z)^3) + (20*y^3 - 20*y^4 + 30*y^2*z - 70*y^3*z + 47*y^4*z + 60*y*z^2 - 168*y^2*z^2 + 143*y^3*z^2 + 20*z^3 - 158*y*z^3 + 165*y^2*z^3 - 40*z^4 + 89*y*z^4 + 20*z^5)/(108*y*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + (((I/36)*Pi*(-y^3 + 21*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4))/(y*z*(y + z)^3) + (20*y^3 - 20*y^4 + 30*y^2*z - 64*y^3*z + 29*y^4*z + 60*y*z^2 - 150*y^2*z^2 + 89*y^3*z^2 + 20*z^3 - 140*y*z^3 + 111*y^2*z^3 - 34*z^4 + 71*y*z^4 + 20*z^5)/(108*y*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, z] + ((((-7*I)/36)*Pi*(-1 + z))/(y*z) + (40*y^2 - 80*y^3 + 40*y^4 + 188*y*z - 564*y^2*z + 473*y^3*z - 97*y^4*z + 76*z^2 - 492*y*z^2 + 650*y^2*z^2 - 198*y^3*z^2 - 152*z^3 + 365*y*z^3 - 141*y^2*z^3 + 76*z^4 - 40*y*z^4)/ (108*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2))*G[1, 0, 0, y] + ((((-7*I)/36)*Pi*(-1 + z))/(y*z) + (-76*y^2 + 76*y^3 - 44*y*z + 232*y^2*z - 97*y^3*z - 40*z^2 + 164*y*z^2 - 198*y^2*z^2 + 80*z^3 - 141*y*z^3 - 40*z^4)/(108*y*z*(-1 + y + z)*(y + z)^2))* G[1, 0, 0, z] + (((-1/36*I)*Pi*(-y^3 - 27*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4))/(y*z*(y + z)^3) + (20*y^3 - 40*y^4 + 20*y^5 + 252*y^2*z - 682*y^3*z + 489*y^4*z - 59*y^5*z + 276*y*z^2 - 1116*y^2*z^2 + 1073*y^3*z^2 - 179*y^4*z^2 + 74*z^3 - 664*y*z^3 + 953*y^2*z^3 - 201*y^3*z^3 - 160*z^4 + 423*y*z^4 - 101*y^2*z^4 + 74*z^5 - 20*y*z^5)/(108*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + G[-y, z]*((2*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[0, 1, 0, y])/(9*y*z*(y + z)^3) + (2*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[1, 1, 0, y])/(9*y*z*(y + z)^3)) + ((((-2*I)/9)*Pi*(-1 + z))/(y*z) + (-19*y^2 + 19*y^3 - 11*y*z + 58*y^2*z - 19*y^3*z - 10*z^2 + 41*y*z^2 - 39*y^2*z^2 + 20*z^3 - 30*y*z^3 - 10*z^4)/(18*y*z*(-1 + y + z)*(y + z)^2))*G[1, 1, 0, z] + (((I/36)*Pi*(-7*y^3 + 3*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (40*y^3 - 40*y^4 + 90*y^2*z - 206*y^3*z + 91*y^4*z + 120*y*z^2 - 384*y^2*z^2 + 277*y^3*z^2 + 40*z^3 - 298*y*z^3 + 321*y^2*z^3 - 80*z^4 + 175*y*z^4 + 40*z^5)/(108*y*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, 0, z] - (7*(-1 + z)*G[0, 0, 0, 0, y])/(36*y*z) - (7*(-1 + z)*G[0, 0, 0, 0, z])/(36*y*z) + ((-7*y^3 + 3*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4)*G[0, 0, 1, 0, y])/(36*y*z*(y + z)^3) + ((y^3 - 21*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[0, 0, 1, 0, z])/(36*y*z*(y + z)^3) + ((y^3 - 21*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[0, 1, 0, 0, y])/(36*y*z*(y + z)^3) + ((y^3 - 21*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[0, 1, 0, 0, z])/(36*y*z*(y + z)^3) + ((y^3 - y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[0, 1, 1, 0, y])/(12*y*z*(y + z)^3) + ((y^3 - 6*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[0, 1, 1, 0, z])/(9*y*z*(y + z)^3) + ((7*y^3 - 3*y^2*z - 7*y^3*z + 21*y*z^2 - 21*y^2*z^2 + 7*z^3 - 21*y*z^3 - 7*z^4)*G[0, 1 - y, 1, 0, z])/(36*y*z*(y + z)^3) + (7*(-1 + z)*G[1, 0, 0, 0, y])/(36*y*z) + (7*(-1 + z)*G[1, 0, 0, 0, z])/ (36*y*z) + ((7*y^3 - 3*y^2*z - 7*y^3*z + 21*y*z^2 - 21*y^2*z^2 + 7*z^3 - 21*y*z^3 - 7*z^4)*G[1, 0, 1, 0, y])/(36*y*z*(y + z)^3) + ((-y^3 - 27*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[1, 1, 0, 0, y])/(36*y*z*(y + z)^3) + (2*(-1 + z)*G[1, 1, 0, 0, z])/ (9*y*z) + ((-y^3 - 19*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[1, 1, 1, 0, y])/(12*y*z*(y + z)^3) + ((-1 + z)*G[1, 1, 1, 0, z])/(3*y*z) + ((7*y^3 - 3*y^2*z - 7*y^3*z + 21*y*z^2 - 21*y^2*z^2 + 7*z^3 - 21*y*z^3 - 7*z^4)*G[1 - y, 0, 1, 0, z])/(36*y*z*(y + z)^3) + ((7*y^3 - 3*y^2*z - 7*y^3*z + 21*y*z^2 - 21*y^2*z^2 + 7*z^3 - 21*y*z^3 - 7*z^4)*G[1 - y, 1, 0, 0, z])/(36*y*z*(y + z)^3) + ((2*y^3 - 3*y^2*z - 2*y^3*z + 6*y*z^2 - 6*y^2*z^2 + 2*z^3 - 6*y*z^3 - 2*z^4)*G[1 - y, 1, 1, 0, z])/(9*y*z*(y + z)^3) + ((y^3 - 9*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[1 - y, 1 - y, 1, 0, z])/(36*y*z*(y + z)^3) + (2*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[-y, 0, 1, 0, z])/(9*y*z*(y + z)^3) + (2*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[-y, 1 - y, 1, 0, z])/(9*y*z*(y + z)^3) + ((((-7*I)/54)*Pi*(-1 + z))/(y*z) + (593*y^2 - 1186*y^3 + 593*y^4 + 1186*y*z + 546*y^2*z - 3407*y^3*z + 1675*y^4*z + 593*z^2 - 3126*y*z^2 + 1720*y^2*z^2 + 489*y^3*z^2 - 970*z^3 + 2425*y*z^3 - 2103*y^2*z^3 + 593*z^4 - 917*y*z^4)/(1944*(-1 + y)*y*z*(-1 + y + z)* (y + z)^2))*Zeta[3] + G[1, z]*(((I/27)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(19*y^2 - 19*y^3 + 11*y*z - 58*y^2*z + 19*y^3*z + 10*z^2 - 41*y*z^2 + 39*y^2*z^2 - 20*z^3 + 30*y*z^3 + 10*z^4))/ (108*y*z*(-1 + y + z)*(y + z)^2) + ((1 - z)*Zeta[3])/(9*y*z)) + G[0, z]*((((-5*I)/144)*Pi^3*(-1 + z))/(y*z) + (542*y + 1917*y^2 + 542*z + 5182*y*z - 56*z^2)/(2916*y*z*(y + z)) + ((I/648)*Pi*(-104*y + 63*y^2 - 104*z + 455*y*z + 176*z^2))/ (y*z*(y + z)) + (Pi^2*(-130*y^2 + 130*y^3 - 260*y*z + 562*y^2*z - 157*y^3*z - 130*z^2 + 662*y*z^2 - 426*y^2*z^2 + 266*z^3 - 399*y*z^3 - 130*z^4))/(648*y*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(y^3 - 9*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[1, y])/(216*y*z*(y + z)^3) + ((((7*I)/36)*Pi*(-1 + z))/(y*z) + (40*y^2 - 40*y^3 + 80*y*z - 232*y^2*z + 97*y^3*z + 40*z^2 - 200*y*z^2 + 198*y^2*z^2 - 80*z^3 + 141*y*z^3 + 40*z^4)/(108*y*z*(-1 + y + z)*(y + z)^2))*G[0, 0, y] + (((-1/36*I)*Pi*(-7*y^3 + 3*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (-40*y^3 + 40*y^4 - 90*y^2*z + 200*y^3*z - 85*y^4*z - 120*y*z^2 + 366*y^2*z^2 - 259*y^3*z^2 - 40*z^3 + 280*y*z^3 - 303*y^2*z^3 + 74*z^4 - 169*y*z^4 - 40*z^5)/(108*y*z*(-1 + y + z)*(y + z)^3))* G[1, 0, y] - (7*(-1 + z)*G[0, 0, 0, y])/(36*y*z) + ((y^3 - 21*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[0, 1, 0, y])/(36*y*z*(y + z)^3) + ((-7*y^3 + 3*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4)*G[1, 0, 0, y])/(36*y*z*(y + z)^3) + ((-y^3 + 9*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[1, 1, 0, y])/(36*y*z*(y + z)^3) - (5*(-1 + z)*Zeta[3])/ (108*y*z)) + G[0, y]*((((-5*I)/144)*Pi^3*(-1 + z))/(y*z) + ((I/162)*Pi*(26*y - 26*y^2 + 26*z + 2*y*z + 107*y^2*z - 26*z^2 + 161*y*z^2))/((-1 + y)*y*z*(y + z)) + (-1084*y + 1084*y^2 - 1084*z + 8810*y*z - 1489*y^2*z + 1084*z^2 + 5153*y*z^2)/(5832*(-1 + y)*y*z*(y + z)) + (Pi^2*(520*y^2 - 1040*y^3 + 520*y^4 + 1040*y*z - 3264*y^2*z + 3149*y^3*z - 925*y^4*z + 520*z^2 - 3120*y*z^2 + 4898*y^2*z^2 - 2667*y^3*z^2 - 1040*z^3 + 2933*y*z^3 - 2631*y^2*z^3 + 520*z^4 - 889*y*z^4))/(2592*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + ((43*Pi^2*(-1 + z))/(432*y*z) + (-52*y^2 + 52*y^3 - 104*y*z + 766*y^2*z - 478*y^3*z - 52*z^2 + 332*y*z^2 - 783*y^2*z^2 + 140*z^3 - 393*y*z^3 - 88*z^4)/(324*y*z*(-1 + y + z)*(y + z)^2) - ((I/108)*Pi*(40*y^2 - 40*y^3 + 80*y*z - 232*y^2*z + 97*y^3*z + 40*z^2 - 200*y*z^2 + 198*y^2*z^2 - 80*z^3 + 141*y*z^3 + 40*z^4))/ (y*z*(-1 + y + z)*(y + z)^2))*G[0, z] + (Pi^2*(y^3 - 9*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[1 - y, z])/(216*y*z*(y + z)^3) + ((((7*I)/36)*Pi*(-1 + z))/(y*z) + (40*y^2 - 40*y^3 + 80*y*z - 232*y^2*z + 97*y^3*z + 40*z^2 - 200*y*z^2 + 198*y^2*z^2 - 80*z^3 + 141*y*z^3 + 40*z^4)/(108*y*z*(-1 + y + z)*(y + z)^2))*G[0, 0, z] - G[1, 0, z]/(9*(-1 + y + z)) + (((-1/36*I)*Pi*(-7*y^3 + 3*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (-40*y^3 + 40*y^4 - 90*y^2*z + 206*y^3*z - 91*y^4*z - 120*y*z^2 + 384*y^2*z^2 - 277*y^3*z^2 - 40*z^3 + 298*y*z^3 - 321*y^2*z^3 + 80*z^4 - 175*y*z^4 - 40*z^5)/(108*y*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, z] - (7*(-1 + z)*G[0, 0, 0, z])/(36*y*z) + ((-7*y^3 + 3*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4)*G[0, 1 - y, 0, z])/(36*y*z*(y + z)^3) + ((-7*y^3 + 3*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4)*G[1 - y, 0, 0, z])/(36*y*z*(y + z)^3) + ((-y^3 + 9*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[1 - y, 1 - y, 0, z])/(36*y*z*(y + z)^3) - (2*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[-y, 1 - y, 0, z])/(9*y*z*(y + z)^3) - (5*(-1 + z)*Zeta[3])/(108*y*z)) + G[1, y]*(((I/216)*Pi^3*(-y^3 - 27*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4))/(y*z*(y + z)^3) + (Pi^2*(-20*y^3 + 40*y^4 - 20*y^5 - 252*y^2*z + 682*y^3*z - 489*y^4*z + 59*y^5*z - 276*y*z^2 + 1116*y^2*z^2 - 1073*y^3*z^2 + 179*y^4*z^2 - 74*z^3 + 664*y*z^3 - 953*y^2*z^3 + 201*y^3*z^3 + 160*z^4 - 423*y*z^4 + 101*y^2*z^4 - 74*z^5 + 20*y*z^5))/ (648*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-3*y^3 + 7*y^2*z + 3*y^3*z - 9*y*z^2 + 9*y^2*z^2 - 3*z^3 + 9*y*z^3 + 3*z^4)*G[1 - y, z])/(72*y*z*(y + z)^3) + (Pi^2*(y^3 - 3*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[-y, z])/(27*y*z*(y + z)^3) + ((-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* Zeta[3])/(3*y*z*(y + z)^3)) + G[1 - y, z]* (((-1/216*I)*Pi^3*(-7*y^3 + 3*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (Pi^2*(-40*y^3 + 40*y^4 - 90*y^2*z + 206*y^3*z - 91*y^4*z - 120*y*z^2 + 384*y^2*z^2 - 277*y^3*z^2 - 40*z^3 + 298*y*z^3 - 321*y^2*z^3 + 80*z^4 - 175*y*z^4 - 40*z^5))/(648*y*z*(-1 + y + z)* (y + z)^3) + (((I/36)*Pi*(-7*y^3 + 3*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (40*y^3 - 40*y^4 + 90*y^2*z - 206*y^3*z + 91*y^4*z + 120*y*z^2 - 384*y^2*z^2 + 277*y^3*z^2 + 40*z^3 - 298*y*z^3 + 321*y^2*z^3 - 80*z^4 + 175*y*z^4 + 40*z^5)/(108*y*z*(-1 + y + z)*(y + z)^3))* G[1, 0, y] + ((7*y^3 - 3*y^2*z - 7*y^3*z + 21*y*z^2 - 21*y^2*z^2 + 7*z^3 - 21*y*z^3 - 7*z^4)*G[0, 1, 0, y])/(36*y*z*(y + z)^3) + ((7*y^3 - 3*y^2*z - 7*y^3*z + 21*y*z^2 - 21*y^2*z^2 + 7*z^3 - 21*y*z^3 - 7*z^4)*G[1, 0, 0, y])/(36*y*z*(y + z)^3) + ((3*y^3 - 7*y^2*z - 3*y^3*z + 9*y*z^2 - 9*y^2*z^2 + 3*z^3 - 9*y*z^3 - 3*z^4)*G[1, 1, 0, y])/(12*y*z*(y + z)^3) + (2*(-2*y^3 + 3*y^2*z + 2*y^3*z - 6*y*z^2 + 6*y^2*z^2 - 2*z^3 + 6*y*z^3 + 2*z^4)*Zeta[3])/(9*y*z*(y + z)^3))) + (Nc*Nf^2*((((199*I)/648)*Pi*(-1 + z))/(y*z) + (17*Pi^2*(-1 + z))/ (162*y*z) + (-464 - 27*y + 464*z)/(648*y*z) + ((-35*(-1 + z))/(162*y*z) + ((I/12)*Pi*(-1 + z))/(y*z))*G[0, z] + G[0, y]*(((I/12)*Pi*(-1 + z))/(y*z) + (-140 + 140*y + 140*z - 59*y*z)/ (648*(-1 + y)*y*z) + ((1 - z)*G[0, z])/(12*y*z)) + ((1 - z)*G[0, 0, y])/(12*y*z) + ((1 - z)*G[0, 0, z])/(12*y*z) + ((-1 + z)*G[1, 0, y])/(12*y*z) + ((-1 + z)*G[1, 0, z])/(12*y*z)) + Nc^2*Nf*((57001 - 5076*y - 57001*z)/(7776*y*z) + ((I/648)*Pi*(4181 + 270*y - 4181*z))/(y*z) - (((41*I)/54)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(2603*y^2 - 5206*y^3 + 2603*y^4 + 5206*y*z - 16914*y^2*z + 14203*y^3*z - 2495*y^4*z + 2603*z^2 - 15618*y*z^2 + 19960*y^2*z^2 - 6297*y^3*z^2 - 5206*z^3 + 12259*y*z^3 - 5757*y^2*z^3 + 2603*z^4 - 1955*y*z^4))/(3888*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-5*y^3 - 27*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4)*G[1, y])/(36*y*z*(y + z)^3) + (Pi^2*(-1 + z)*G[1, z])/(9*y*z) + ((((3*I)/2)*Pi*(-1 + z))/(y*z) + (-19 + 19*y + 19*z + 26*y*z)/(36*(-1 + y)*y*z))*G[0, 0, y] + ((-19*(-1 + z))/(36*y*z) + (((3*I)/2)*Pi*(-1 + z))/(y*z))*G[0, 0, z] + ((((-5*I)/6)*Pi*(-1 + z))/(y*z) + (y^2 - 2*y^3 + y^4 - 106*y*z + 318*y^2*z - 241*y^3*z + 29*y^4*z - 35*z^2 + 246*y*z^2 - 268*y^2*z^2 + 21*y^3*z^2 + 70*z^3 - 133*y*z^3 - 9*y^2*z^3 - 35*z^4 - y*z^4)/(36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2))* G[1, 0, y] + G[1 - y, z]*((Pi^2*(-y^3 - 15*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4))/(36*y*z*(y + z)^3) + ((y^3 + 15*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[1, 0, y])/(6*y*z*(y + z)^3)) + G[0, z]*((((7*I)/12)*Pi*(-1 + z))/(y*z) + (211*Pi^2*(-1 + z))/ (216*y*z) + (-1349*y - 81*y^2 - 1349*z + 1700*y*z + 1457*z^2)/ (324*y*z*(y + z)) - (7*(-1 + z)*G[0, 0, y])/(6*y*z) + ((-y^3 - 7*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[1, 0, y])/(2*y*z*(y + z)^3)) + ((((-5*I)/6)*Pi*(-1 + z))/(y*z) + (35*y^2 - 35*y^3 - 38*y*z - 68*y^2*z + 29*y^3*z - z^2 + 41*y*z^2 + 21*y^2*z^2 + 2*z^3 - 9*y*z^3 - z^4)/(36*y*z*(-1 + y + z)*(y + z)^2))*G[1, 0, z] + G[0, y]*((211*Pi^2*(-1 + z))/(216*y*z) - ((I/12)*Pi*(-7 + 7*y + 7*z + 8*y*z))/((-1 + y)*y*z) + (2698*y - 2590*y^2 - 108*y^3 + 2698*z - 4640*y*z + 511*y^2*z - 2698*z^2 + 1267*y*z^2)/(648*(-1 + y)*y*z*(y + z)) + ((((3*I)/2)*Pi*(-1 + z))/(y*z) + (19*y^2 - 38*y^3 + 19*y^4 + 38*y*z - 186*y^2*z + 179*y^3*z - 31*y^4*z + 19*z^2 - 114*y*z^2 + 140*y^2*z^2 - 27*y^3*z^2 - 38*z^3 + 71*y*z^3 + 3*y^2*z^3 + 19*z^4 - y*z^4)/(36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2))* G[0, z] - (7*(-1 + z)*G[0, 0, z])/(6*y*z) + ((-1 + z)*G[1, 0, z])/ (3*y*z) + ((-y^3 - 15*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[1 - y, 0, z])/(6*y*z*(y + z)^3)) - (7*(-1 + z)*G[0, 0, 0, y])/(6*y*z) - (7*(-1 + z)*G[0, 0, 0, z])/ (6*y*z) + ((-7*y^3 - 9*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4)*G[0, 1, 0, y])/(6*y*z*(y + z)^3) + ((-7*y^3 - 9*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4)*G[0, 1, 0, z])/(6*y*z*(y + z)^3) + (5*(-1 + z)*G[1, 0, 0, y])/(6*y*z) + (5*(-1 + z)*G[1, 0, 0, z])/ (6*y*z) + ((5*y^3 + 27*y^2*z - 5*y^3*z + 15*y*z^2 - 15*y^2*z^2 + 5*z^3 - 15*y*z^3 - 5*z^4)*G[1, 1, 0, y])/(6*y*z*(y + z)^3) - (2*(-1 + z)*G[1, 1, 0, z])/(3*y*z) + ((y^3 + 15*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[1 - y, 1, 0, z])/(6*y*z*(y + z)^3) + ((-1 + z)*Zeta[3])/ (27*y*z)) + Nc^3*((64835 - 28944*y - 64835*z)/(7776*y*z) - (10121*Pi^4*(-1 + z))/(6480*y*z) - ((I/1296)*Pi*(-17551 + 9774*y + 17551*z))/(y*z) + ((I/108)*Pi^3*(1099 - 1099*y - 2198*z + 1045*y*z + 1099*z^2))/ (y*z*(-1 + y + z)) + (Pi^2*(-154783*y^2 + 327062*y^3 - 189775*y^4 + 17496*y^5 - 309566*y*z + 972114*y^2*z - 860855*y^3*z + 198307*y^4*z - 154783*z^2 + 946842*y*z^2 - 1286756*y^2*z^2 + 490485*y^3*z^2 + 308918*z^3 - 776939*y*z^3 + 459597*y^2*z^3 - 154135*z^4 + 149923*y*z^4))/(7776*(-1 + y)*y*z*(-1 + y + z)* (y + z)^2) + (2*Pi^2*(-1 + z)*G[0, 1, y])/(3*y*z) + (Pi^2*(-1 + z)*G[0, 1, z])/(3*y*z) + G[0, 1 - y, z]* ((2*Pi^2*(-1 + z))/(3*y*z) - (4*(-1 + z)*G[1, 0, y])/(y*z)) + G[0, 0, z]*(((-15*I)*Pi*(-1 + z))/(y*z) + (49*Pi^2*(-1 + z))/(6*y*z) + (-43 - 81*y + 43*z)/(36*y*z) + (9*(-1 + z)*G[1, 0, y])/(2*y*z)) + ((-25*Pi^2*(-1 + z))/(6*y*z) + ((I/12)*Pi*(109 - 109*y - 218*z + 145*y*z + 109*z^2))/(y*z*(-1 + y + z)) + (-116*y^2 + 98*y^3 + 18*y^4 + 119*y*z + 194*y^2*z + 187*y^3*z + 37*z^2 - 158*y*z^2 + 438*y^2*z^2 - 56*z^3 + 288*y*z^3 + 19*z^4)/ (36*y*z*(-1 + y + z)*(y + z)^2))*G[1, 0, z] + (Pi^2*(1 - z)*G[1, 1, y])/(3*y*z) + (Pi^2*(1 - z)*G[1, 1, z])/ (3*y*z) + (Pi^2*(1 - z)*G[1, 1 - y, z])/(6*y*z) + (Pi^2*(-1 + z)*G[1 - y, 0, z])/(6*y*z) + G[0, 0, y]*((49*Pi^2*(-1 + z))/(6*y*z) + (86 - 32*y - 54*y^2 - 86*z - 1759*y*z)/(72*(-1 + y)*y*z) - (((3*I)/2)*Pi*(10 - 10*y - 10*z + 19*y*z))/((-1 + y)*y*z) - (11*(-1 + z)*G[0, 0, z])/(y*z) + (3*(-1 + z)*G[1, 0, z])/(2*y*z) + (3*(-1 + z)*G[1 - y, 0, z])/ (y*z)) + (Pi^2*(-1 + z)*G[1 - y, 1, z])/(3*y*z) + (Pi^2*(1 - z)*G[1 - y, 1 - y, z])/(6*y*z) + (Pi^2*(1 - z)*G[-y, 1 - y, z])/(3*y*z) + G[1, 0, y]*((-4*Pi^2*(-1 + z))/(y*z) + ((I/12)*Pi*(109 - 109*y - 218*z + 145*y*z + 109*z^2))/ (y*z*(-1 + y + z)) + (-37*y^2 + 92*y^3 - 73*y^4 + 18*y^5 + 277*y*z - 831*y^2*z + 367*y^3*z + 187*y^4*z + 116*z^2 - 741*y*z^2 + 304*y^2*z^2 + 438*y^3*z^2 - 214*z^3 + 160*y*z^3 + 288*y^2*z^3 + 98*z^4 + 19*y*z^4)/(36*(-1 + y)*y*z*(-1 + y + z)* (y + z)^2) + ((1 - z)*G[1, 0, z])/(y*z) + ((-1 + z)*G[1, 1 - y, z])/(y*z) + ((1 - z)*G[1 - y, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1 - y, z])/(y*z) - (2*(-1 + z)*G[-y, 0, z])/ (y*z) + (2*(-1 + z)*G[-y, 1 - y, z])/(y*z)) + ((((27*I)/2)*Pi*(-1 + z))/(y*z) + (122 - 122*y - 122*z + 275*y*z)/ (12*(-1 + y)*y*z))*G[0, 0, 0, y] + ((61*(-1 + z))/(6*y*z) + (((27*I)/2)*Pi*(-1 + z))/(y*z))* G[0, 0, 0, z] + (((-6*I)*Pi*(-1 + z))/(y*z) + (34*y^3 - 68*y^4 + 34*y^5 + 60*y^2*z - 188*y^3*z + 201*y^4*z - 73*y^5*z + 93*y*z^2 - 348*y^2*z^2 + 508*y^3*z^2 - 280*y^4*z^2 + 34*z^3 - 263*y*z^3 + 550*y^2*z^3 - 402*y^3*z^3 - 68*z^4 + 243*y*z^4 - 256*y^2*z^4 + 34*z^5 - 61*y*z^5)/(6*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (((-6*I)*Pi*(-1 + z))/(y*z) + (34*y^3 - 68*y^4 + 34*y^5 + 60*y^2*z - 200*y^3*z + 204*y^4*z - 64*y^5*z + 93*y*z^2 - 384*y^2*z^2 + 526*y^3*z^2 - 244*y^4*z^2 + 34*z^3 - 299*y*z^3 + 586*y^2*z^3 - 348*y^3*z^3 - 80*z^4 + 273*y*z^4 - 220*y^2*z^4 + 43*z^5 - 52*y*z^5)/(6*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, z] + (((-9*I)*Pi*(-1 + z))/(y*z) + (91 - 182*y + 91*y^2 - 182*z + 345*y*z - 163*y^2*z + 91*z^2 - 127*y*z^2)/(12*(-1 + y)*y*z*(-1 + y + z)))* G[1, 0, 0, y] + (((-9*I)*Pi*(-1 + z))/(y*z) + (-91 + 91*y + 182*z - 127*y*z - 91*z^2)/(12*y*z*(-1 + y + z)))* G[1, 0, 0, z] + (((3*I)*Pi*(-1 + z))/(y*z) + (-55*y^3 + 110*y^4 - 55*y^5 - 249*y^2*z + 560*y^3*z - 396*y^4*z + 85*y^5*z - 183*y*z^2 + 636*y^2*z^2 - 727*y^3*z^2 + 328*y^4*z^2 - 55*z^3 + 314*y*z^3 - 571*y^2*z^3 + 474*y^3*z^3 + 62*z^4 - 204*y*z^4 + 304*y^2*z^4 - 19*z^5 + 73*y*z^5)/(12*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + G[-y, z]*((2*(-1 + z)*G[0, 1, 0, y])/(y*z) + (2*(-1 + z)*G[1, 1, 0, y])/(y*z)) + (11*(-1 + z)*G[1, 1, 0, z])/ (3*y*z) + (((3*I)*Pi*(-1 + z))/(y*z) + (-11*y^3 + 22*y^4 - 11*y^5 - 117*y^2*z + 256*y^3*z - 180*y^4*z + 41*y^5*z - 51*y*z^2 + 252*y^2*z^2 - 335*y^3*z^2 + 152*y^4*z^2 - 11*z^3 + 106*y*z^3 - 251*y^2*z^3 + 210*y^3*z^3 + 22*z^4 - 96*y*z^4 + 128*y^2*z^4 - 11*z^5 + 29*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, 0, z] - (11*(-1 + z)*G[0, 0, 0, 0, y])/(y*z) - (11*(-1 + z)*G[0, 0, 0, 0, z])/(y*z) + (17*(-1 + z)*G[0, 0, 1, 0, y])/ (2*y*z) + (13*(-1 + z)*G[0, 0, 1, 0, z])/(2*y*z) + (7*(-1 + z)*G[0, 1, 0, 0, y])/(y*z) + (7*(-1 + z)*G[0, 1, 0, 0, z])/ (y*z) - (4*(-1 + z)*G[0, 1, 1, 0, y])/(y*z) - (2*(-1 + z)*G[0, 1, 1, 0, z])/(y*z) - (4*(-1 + z)*G[0, 1 - y, 1, 0, z])/(y*z) + (17*(-1 + z)*G[1, 0, 0, 0, y])/(2*y*z) + (17*(-1 + z)*G[1, 0, 0, 0, z])/(2*y*z) - (6*(-1 + z)*G[1, 0, 1, 0, y])/ (y*z) - (3*(-1 + z)*G[1, 0, 1, 0, z])/(y*z) - (5*(-1 + z)*G[1, 1, 0, 0, y])/(y*z) - (2*(-1 + z)*G[1, 1, 0, 0, z])/ (y*z) + (2*(-1 + z)*G[1, 1, 1, 0, y])/(y*z) + (2*(-1 + z)*G[1, 1, 1, 0, z])/(y*z) + ((-1 + z)*G[1, 1 - y, 1, 0, z])/ (y*z) - (3*(-1 + z)*G[1 - y, 0, 1, 0, z])/(y*z) - (3*(-1 + z)*G[1 - y, 1, 0, 0, z])/(y*z) - (2*(-1 + z)*G[1 - y, 1, 1, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1 - y, 1, 0, z])/(y*z) + (2*(-1 + z)*G[-y, 0, 1, 0, z])/(y*z) + (2*(-1 + z)*G[-y, 1 - y, 1, 0, z])/(y*z) + (((2*I)*Pi*(-1 + z))/(y*z) + (41 - 82*y + 41*y^2 + 134*z - 336*y*z + 202*y^2*z - 121*z^2 + 202*y*z^2)/(54*(-1 + y)*y*z*(-1 + y + z)))* Zeta[3] + G[0, z]*((((-7*I)/2)*Pi^3*(-1 + z))/(y*z) + ((I/24)*Pi*(-119 + 72*y + 119*z))/(y*z) + (Pi^2*(5129 - 10258*y + 5129*y^2 - 10402*z + 15387*y*z - 4985*y^2*z + 5237*z^2 - 5129*y*z^2))/(432*(-1 + y)*y*z* (-1 + y + z)) + (-18089*y - 11664*y^2 - 18089*z + 32506*y*z + 13608*y^2*z + 37042*z^2 - 12473*y*z^2 - 18953*z^3)/ (2592*y*(-1 + z)*z*(y + z)) + (Pi^2*(-1 + z)*G[1, y])/(3*y*z) + ((((27*I)/2)*Pi*(-1 + z))/(y*z) + (-61 + 122*y - 61*y^2 + 122*z - 237*y*z + 115*y^2*z - 61*z^2 + 97*y*z^2)/(6*(-1 + y)*y*z* (-1 + y + z)))*G[0, 0, y] + (((-6*I)*Pi*(-1 + z))/(y*z) + (10*y^3 - 20*y^4 + 10*y^5 + 44*y^2*z - 104*y^3*z + 74*y^4*z - 14*y^5*z + 33*y*z^2 - 128*y^2*z^2 + 144*y^3*z^2 - 52*y^4*z^2 + 10*z^3 - 71*y*z^3 + 124*y^2*z^3 - 72*y^3*z^3 - 16*z^4 + 51*y*z^4 - 44*y^2*z^4 + 7*z^5 - 10*y*z^5)/(2*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3))*G[1, 0, y] - (11*(-1 + z)*G[0, 0, 0, y])/(y*z) + (9*(-1 + z)*G[0, 1, 0, y])/ (2*y*z) + (7*(-1 + z)*G[1, 0, 0, y])/(y*z) - (2*(-1 + z)*G[1, 1, 0, y])/(y*z) - (4*(-1 + z)*Zeta[3])/(y*z)) + G[0, y]*((((-7*I)/2)*Pi^3*(-1 + z))/(y*z) + ((I/24)*Pi*(119 - 155*y + 36*y^2 - 119*z + 734*y*z))/ ((-1 + y)*y*z) + (Pi^2*(5129 - 10258*y + 5129*y^2 - 10258*z + 17943*y*z - 7685*y^2*z + 5129*z^2 - 7829*y*z^2))/ (432*(-1 + y)*y*z*(-1 + y + z)) + (-18089*y + 12149*y^2 + 5940*y^3 - 18089*z + 23110*y*z + 67123*y^2*z + 18089*z^2 + 54055*y*z^2)/(2592*(-1 + y)*y*z*(y + z)) + ((49*Pi^2*(-1 + z))/(6*y*z) - (((3*I)/2)*Pi*(-10 + 20*y - 10*y^2 + 20*z - 35*y*z + 15*y^2*z - 10*z^2 + 13*y*z^2))/ ((-1 + y)*y*z*(-1 + y + z)) + (-86*y^2 + 82*y^3 + 94*y^4 - 90*y^5 - 172*y*z + 840*y^2*z + 311*y^3*z - 979*y^4*z - 86*z^2 + 534*y*z^2 + 1352*y^2*z^2 - 2367*y^3*z^2 + 172*z^3 + 653*y*z^3 - 1959*y^2*z^3 - 86*z^4 - 481*y*z^4)/(72*(-1 + y)*y*z*(-1 + y + z)* (y + z)^2))*G[0, z] + (Pi^2*(-1 + z)*G[1, z])/(6*y*z) + (Pi^2*(-1 + z)*G[1 - y, z])/(6*y*z) + ((((27*I)/2)*Pi*(-1 + z))/(y*z) + (-122 + 244*y - 122*y^2 + 244*z - 429*y*z + 185*y^2*z - 122*z^2 + 149*y*z^2)/(12*(-1 + y)*y*z* (-1 + y + z)))*G[0, 0, z] + (((-3*I)*Pi*(-1 + z))/(y*z) + (-49 + 49*y + 98*z - 61*y*z - 49*z^2)/(12*y*z*(-1 + y + z)))* G[1, 0, z] + (((-3*I)*Pi*(-1 + z))/(y*z) + (11*y^3 - 22*y^4 + 11*y^5 + 117*y^2*z - 256*y^3*z + 180*y^4*z - 41*y^5*z + 51*y*z^2 - 252*y^2*z^2 + 335*y^3*z^2 - 152*y^4*z^2 + 11*z^3 - 106*y*z^3 + 251*y^2*z^3 - 210*y^3*z^3 - 22*z^4 + 96*y*z^4 - 128*y^2*z^4 + 11*z^5 - 29*y*z^5)/(12*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3))*G[1 - y, 0, z] - (11*(-1 + z)*G[0, 0, 0, z])/(y*z) + (5*(-1 + z)*G[0, 1, 0, z])/ (2*y*z) + (4*(-1 + z)*G[0, 1 - y, 0, z])/(y*z) + (4*(-1 + z)*G[1, 0, 0, z])/(y*z) + ((1 - z)*G[1, 1 - y, 0, z])/ (y*z) + (3*(-1 + z)*G[1 - y, 0, 0, z])/(y*z) + ((1 - z)*G[1 - y, 1 - y, 0, z])/(y*z) - (2*(-1 + z)*G[-y, 1 - y, 0, z])/(y*z) - (4*(-1 + z)*Zeta[3])/ (y*z)) + G[1, z]*((-11*Pi^2*(-1 + z))/(18*y*z) + ((1 - z)*G[0, 1, 0, y])/(y*z) + ((-1 + z)*G[1, 1, 0, y])/(y*z) + ((-1 + z)*Zeta[3])/(y*z)) + G[1 - y, z]* (((-1/2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(11*y^3 - 22*y^4 + 11*y^5 + 117*y^2*z - 256*y^3*z + 180*y^4*z - 41*y^5*z + 51*y*z^2 - 252*y^2*z^2 + 335*y^3*z^2 - 152*y^4*z^2 + 11*z^3 - 106*y*z^3 + 251*y^2*z^3 - 210*y^3*z^3 - 22*z^4 + 96*y*z^4 - 128*y^2*z^4 + 11*z^5 - 29*y*z^5))/(72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (((3*I)*Pi*(-1 + z))/(y*z) + (-11*y^3 + 22*y^4 - 11*y^5 - 117*y^2*z + 256*y^3*z - 180*y^4*z + 41*y^5*z - 51*y*z^2 + 252*y^2*z^2 - 335*y^3*z^2 + 152*y^4*z^2 - 11*z^3 + 106*y*z^3 - 251*y^2*z^3 + 210*y^3*z^3 + 22*z^4 - 96*y*z^4 + 128*y^2*z^4 - 11*z^5 + 29*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1, 0, y] - (3*(-1 + z)*G[0, 1, 0, y])/(y*z) - (3*(-1 + z)*G[1, 0, 0, y])/(y*z) + ((1 - z)*G[1, 1, 0, y])/(y*z) + (4*(-1 + z)*Zeta[3])/(y*z)) + G[1, y]*(((-1/2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(55*y^3 - 110*y^4 + 55*y^5 + 249*y^2*z - 560*y^3*z + 396*y^4*z - 85*y^5*z + 183*y*z^2 - 636*y^2*z^2 + 727*y^3*z^2 - 328*y^4*z^2 + 55*z^3 - 314*y*z^3 + 571*y^2*z^3 - 474*y^3*z^3 - 62*z^4 + 204*y*z^4 - 304*y^2*z^4 + 19*z^5 - 73*y*z^5))/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(1 - z)*G[1, z])/ (6*y*z) + (Pi^2*(-1 + z)*G[1 - y, z])/(6*y*z) + (Pi^2*(1 - z)*G[-y, z])/(3*y*z) + (5*(-1 + z)*Zeta[3])/(y*z))))/ eps^2 + Nc^2*Nf*((55438183 - 31673592*y - 55438183*z)/(839808*y*z) + (((997*I)/4320)*Pi^5*(-1 + z))/(y*z) - ((I/5832)*Pi*(-357442 + 207387*y + 357442*z))/(y*z) + ((I/3888)*Pi^3*(-32132*y^2 + 69205*y^3 - 42014*y^4 + 4941*y^5 - 64264*y*z + 181506*y^2*z - 154729*y^3*z + 37487*y^4*z - 32132*z^2 + 193953*y*z^2 - 261772*y^2*z^2 + 110211*y^3*z^2 + 62212*z^3 - 159697*y*z^3 + 118005*y^2*z^3 - 30080*z^4 + 40340*y*z^4))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(4037437*y^2 - 9622298*y^3 + 7132285*y^4 - 1547424*y^5 + 8074874*y*z - 30676183*y^2*z + 36439279*y^3*z - 15391226*y^4*z + 1553256*y^5*z + 4037437*z^2 - 33454880*y*z^2 + 63977144*y^2*z^2 - 43176176*y^3*z^2 + 8264773*y^4*z^2 - 12012519*z^3 + 46582877*y*z^3 - 51275423*y^2*z^3 + 16353363*y^3*z^3 + 11912727*z^4 - 25492218*y*z^4 + 13931193*y^2*z^4 - 3937645*z^5 + 4289347*y*z^5))/ (139968*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (Pi^4*(-48241*y^2 + 189292*y^3 - 274758*y^4 + 170932*y^5 - 33553*y^6 - 3672*y^7 - 96482*y*z + 435683*y^2*z - 767711*y^3*z + 650183*y^4*z - 254459*y^5*z + 29114*y^6*z + 3672*y^7*z - 48241*z^2 + 475714*y*z^2 - 1328587*y^2*z^2 + 1642244*y^3*z^2 - 956515*y^4*z^2 + 210946*y^5*z^2 + 4727*y^6*z^2 + 143211*z^3 - 807233*y*z^3 + 1722072*y^2*z^3 - 1722420*y^3*z^3 + 792365*y^4*z^3 - 127707*y^5*z^3 - 143823*z^4 + 607932*y*z^4 - 994806*y^2*z^4 + 742260*y^3*z^4 - 211851*y^4*z^4 + 48853*z^5 - 180219*y*z^5 + 214167*y^2*z^5 - 83089*y^3*z^5))/ (51840*(-1 + y)^3*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + ((-179*Pi^2*(-1 + z))/(36*y*z) + ((I/9)*Pi*(127 - 127*y - 127*z + 244*y*z))/((-1 + y)*y*z) + (286*y - 295*y^2 + 9*y^3 + 286*z + 337*y*z + 2653*y^2*z - 286*z^2 + 3562*y*z^2)/(108*(-1 + y)*y*z*(y + z)))*G[0, 0, 0, y] + ((((127*I)/9)*Pi*(-1 + z))/(y*z) - (179*Pi^2*(-1 + z))/(36*y*z) + (-286*y + 351*y^2 - 286*z + 1861*y*z + 592*z^2)/(108*y*z*(y + z)))* G[0, 0, 0, z] + (Pi^2*(y^3 - 3*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[0, 0, 1, y])/(18*y*z*(y + z)^3) + (Pi^2*(-4*y^3 - 15*y^2*z + 4*y^3*z - 12*y*z^2 + 12*y^2*z^2 - 4*z^3 + 12*y*z^3 + 4*z^4)*G[0, 0, 1, z])/(9*y*z*(y + z)^3) - (2*Pi^2*(-5*y^3 - 3*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4)*G[0, 0, 1 - y, z])/(9*y*z*(y + z)^3) + ((Pi^2*(-13*y^3 - 141*y^2*z + 13*y^3*z - 39*y*z^2 + 39*y^2*z^2 - 13*z^3 + 39*y*z^3 + 13*z^4))/(12*y*z*(y + z)^3) - ((I/18)*Pi*(103*y^3 - 103*y^4 + 489*y^2*z - 884*y^3*z + 229*y^4*z + 408*y*z^2 - 1395*y^2*z^2 + 736*y^3*z^2 + 130*z^3 - 874*y*z^3 + 915*y^2*z^3 - 260*z^4 + 538*y*z^4 + 130*z^5))/ (y*z*(-1 + y + z)*(y + z)^3) + (-1042*y^3 + 2640*y^4 - 1974*y^5 + 196*y^6 + 180*y^7 - 2385*y^2*z + 11768*y^3*z - 20456*y^4*z + 15184*y^5*z - 4111*y^6*z - 6384*y*z^2 + 26796*y^2*z^2 - 46978*y^3*z^2 + 39608*y^4*z^2 - 13060*y^5*z^2 - 1006*z^3 + 12078*y*z^3 - 34743*y^2*z^3 + 38572*y^3*z^3 - 14955*y^4*z^3 + 2480*z^4 - 11756*y*z^4 + 17296*y^2*z^4 - 8074*y^3*z^4 - 1474*z^5 + 3344*y*z^5 - 1888*y^2*z^5)/(216*(-1 + y)^2*y*z*(-1 + y + z)* (y + z)^3))*G[0, 1, 0, y] + ((Pi^2*(-13*y^3 - 147*y^2*z + 13*y^3*z - 39*y*z^2 + 39*y^2*z^2 - 13*z^3 + 39*y*z^3 + 13*z^4))/(12*y*z*(y + z)^3) + (1816*y^3 - 3632*y^4 + 1816*y^5 + 711*y^2*z - 8465*y^3*z + 13341*y^4*z - 5587*y^5*z + 3378*y*z^2 - 14562*y^2*z^2 + 26800*y^3*z^2 - 15958*y^4*z^2 + 448*z^3 - 7598*y*z^3 + 22717*y^2*z^3 - 16593*y^3*z^3 - 1904*z^4 + 8538*y*z^4 - 7660*y^2*z^4 + 1096*z^5 - 1438*y*z^5)/(216*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3) - ((I/18)*Pi*(-130*y^3 + 260*y^4 - 130*y^5 - 408*y^2*z + 1241*y^3*z - 1107*y^4*z + 274*y^5*z - 273*y*z^2 + 1461*y^2*z^2 - 2041*y^3*z^2 + 862*y^4*z^2 - 103*z^3 + 824*y*z^3 - 1717*y^2*z^3 + 1023*y^3*z^3 + 236*z^4 - 765*y*z^4 + 556*y^2*z^4 - 112*z^5 + 121*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, z] - (5*Pi^2*(-1 + z)*G[0, 1, 1, y])/(18*y*z) + (Pi^2*(5*y^3 - 9*y^2*z - 5*y^3*z + 15*y*z^2 - 15*y^2*z^2 + 5*z^3 - 15*y*z^3 - 5*z^4)*G[0, 1, 1, z])/(36*y*z*(y + z)^3) + (Pi^2*(-y^3 - 9*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[0, 1, 1 - y, z])/(36*y*z*(y + z)^3) + (Pi^2*(5*y^3 - 6*y^2*z - 5*y^3*z + 15*y*z^2 - 15*y^2*z^2 + 5*z^3 - 15*y*z^3 - 5*z^4)*G[0, 1 - y, 0, z])/(18*y*z*(y + z)^3) + (Pi^2*(11*y^3 + 21*y^2*z - 11*y^3*z + 33*y*z^2 - 33*y^2*z^2 + 11*z^3 - 33*y*z^3 - 11*z^4)*G[0, 1 - y, 1, z])/(18*y*z*(y + z)^3) + (Pi^2*(4*y^3 + 3*y^4 - 3*y^5 - 3*y^2*z + y^3*z - 12*y^4*z + 12*y*z^2 - 14*y^3*z^2 + 4*z^3 - 21*y*z^3 - 8*z^4 + 9*y*z^4 + 4*z^5)* G[0, 1 - y, 1 - y, z])/(18*y*(-1 + z)*z*(y + z)^3) + (Pi^2*(4*y^3 + y^4 - y^5 - 10*y^2*z - 5*y^3*z - 4*y^4*z + 12*y*z^2 + y^2*z^2 - 2*y^3*z^2 + 4*z^3 - 23*y*z^3 + 8*y^2*z^3 - 8*z^4 + 11*y*z^4 + 4*z^5)*G[0, -y, 1 - y, z])/(6*y*(-1 + z)*z*(y + z)^3) + ((Pi^2*(-107*y^3 - 345*y^2*z + 107*y^3*z - 321*y*z^2 + 321*y^2*z^2 - 107*z^3 + 321*y*z^3 + 107*z^4))/(24*y*z*(y + z)^3) - ((I/18)*Pi*(-209*y^2 + 418*y^3 - 209*y^4 - 904*y*z + 2712*y^2*z - 2320*y^3*z + 512*y^4*z - 371*z^2 + 2388*y*z^2 - 3250*y^2*z^2 + 1089*y^3*z^2 + 742*z^3 - 1834*y*z^3 + 804*y^2*z^3 - 371*z^4 + 227*y*z^4))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + (-406*y^2 + 831*y^3 - 57*y^4 - 755*y^5 + 387*y^6 - 5510*y*z + 21329*y^2*z - 28535*y^3*z + 15105*y^4*z - 2389*y^5*z - 1864*z^2 + 14731*y*z^2 - 30314*y^2*z^2 + 22505*y^3*z^2 - 5049*y^4*z^2 + 3953*z^3 - 13645*y*z^3 + 12713*y^2*z^3 - 3003*y^3*z^3 - 2089*z^4 + 2828*y*z^4 - 730*y^2*z^4)/(108*(-1 + y)^2*y*z*(-1 + y + z)* (y + z)^2))*G[1, 0, 0, y] + ((331*Pi^2*(-1 + z))/(72*y*z) + (-1972*y^2 + 1999*y^3 - 27*y^4 + 970*y*z + 4774*y^2*z - 3775*y^3*z - 298*z^2 + 257*y*z^2 - 6273*y^2*z^2 + 722*z^3 - 2949*y*z^3 - 424*z^4)/ (108*y*z*(-1 + y + z)*(y + z)^2) - ((I/18)*Pi*(371*y^2 - 371*y^3 + 256*y*z - 1160*y^2*z + 494*y^3*z + 209*z^2 - 883*y*z^2 + 1035*y^2*z^2 - 418*z^3 + 750*y*z^3 + 209*z^4))/(y*z*(-1 + y + z)*(y + z)^2))*G[1, 0, 0, z] + (Pi^2*(-y^3 + 9*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[1, 0, 1, y])/(9*y*z*(y + z)^3) - (7*Pi^2*(-1 + z)*G[1, 0, 1, z])/(36*y*z) + (Pi^2*(-1 + z)*G[1, 0, 1 - y, z])/(9*y*z) + ((Pi^2*(41*y^3 - 489*y^2*z - 41*y^3*z + 123*y*z^2 - 123*y^2*z^2 + 41*z^3 - 123*y*z^3 - 41*z^4))/(72*y*z*(y + z)^3) + ((I/18)*Pi*(-67*y^3 + 134*y^4 - 67*y^5 + 60*y^2*z + 8*y^3*z - 165*y^4*z + 97*y^5*z + 6*y*z^2 - 51*y^2*z^2 - 187*y^3*z^2 + 313*y^4*z^2 - 13*z^3 - 67*y*z^3 - 88*y^2*z^3 + 411*y^3*z^3 - 34*z^4 + 6*y*z^4 + 271*y^2*z^4 + 5*z^5 + 76*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (266*y^3 - 1504*y^4 + 2210*y^5 - 972*y^6 - 996*y^2*z + 1964*y^3*z - 489*y^4*z - 479*y^5*z + 2616*y*z^2 - 4584*y^2*z^2 - 649*y^3*z^2 + 4210*y^4*z^2 - 157*z^3 - 4783*y*z^3 + 2360*y^2*z^3 + 7359*y^3*z^3 - 766*z^4 + 513*y*z^4 + 5032*y^2*z^4 + 203*z^5 + 1390*y*z^5)/ (216*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + G[-y, -y, z]*((-2*(-3*y^4 + 3*y^5 + y^3*z + 12*y^4*z - 39*y^2*z^2 + 8*y^3*z^2 + 27*y*z^3 - 18*y^2*z^3 + 10*z^4 - 27*y*z^4 - 10*z^5)* G[0, 1, 0, y])/(3*y*z^2*(y + z)^3) - (2*(-3*y^4 + 3*y^5 + y^3*z + 12*y^4*z - 39*y^2*z^2 + 8*y^3*z^2 + 27*y*z^3 - 18*y^2*z^3 + 10*z^4 - 27*y*z^4 - 10*z^5)*G[1, 1, 0, y])/ (3*y*z^2*(y + z)^3)) + G[1 - y, -y, z]* (((-10*y^3 - 3*y^4 + 3*y^5 - 12*y^2*z + 11*y^3*z + 12*y^4*z - 30*y*z^2 + 33*y^2*z^2 + 8*y^3*z^2 - 10*z^3 + 57*y*z^3 - 18*y^2*z^3 + 20*z^4 - 27*y*z^4 - 10*z^5)*G[0, 1, 0, y])/ (3*y*(-1 + z)*z*(y + z)^3) + ((-10*y^3 - 3*y^4 + 3*y^5 - 12*y^2*z + 11*y^3*z + 12*y^4*z - 30*y*z^2 + 33*y^2*z^2 + 8*y^3*z^2 - 10*z^3 + 57*y*z^3 - 18*y^2*z^3 + 20*z^4 - 27*y*z^4 - 10*z^5)*G[1, 1, 0, y])/ (3*y*(-1 + z)*z*(y + z)^3)) + G[-y, 0, z]* ((-10*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[0, 1, 0, y])/(3*y*z*(y + z)^3) + ((3*y^4 - 3*y^5 - 5*y^3*z - 12*y^4*z + 39*y^2*z^2 - 4*y^3*z^2 - 39*y*z^3 + 30*y^2*z^3 - 14*z^4 + 39*y*z^4 + 14*z^5)*G[1, 0, 0, y])/ (3*y*z^2*(y + z)^3) + ((3*y^4 - 3*y^5 + 14*y^3*z - 12*y^4*z - 6*y^2*z^2 - 23*y^3*z^2 + 18*y*z^3 - 27*y^2*z^3 + 5*z^4 - 18*y*z^4 - 5*z^5)*G[1, 1, 0, y])/(3*y*z^2*(y + z)^3)) + G[0, -y, z]*(((-4*y^3 - y^4 + y^5 + 10*y^2*z + 5*y^3*z + 4*y^4*z - 12*y*z^2 - y^2*z^2 + 2*y^3*z^2 - 4*z^3 + 23*y*z^3 - 8*y^2*z^3 + 8*z^4 - 11*y*z^4 - 4*z^5)*G[0, 1, 0, y])/(y*(-1 + z)*z*(y + z)^3) + ((-4*y^3 - y^4 + y^5 + 10*y^2*z + 5*y^3*z + 4*y^4*z - 12*y*z^2 - y^2*z^2 + 2*y^3*z^2 - 4*z^3 + 23*y*z^3 - 8*y^2*z^3 + 8*z^4 - 11*y*z^4 - 4*z^5)*G[1, 1, 0, y])/(y*(-1 + z)*z*(y + z)^3)) + ((107*Pi^2*(-1 + z))/(36*y*z) - ((I/18)*Pi*(-1 + z)* (-97*y^2 + 97*y^3 - 32*y*z + 183*y^2*z - 43*z^2 + 129*y*z^2 + 43*z^3))/(y*z*(-1 + y + z)*(y + z)^2) + (431*y^2 - 953*y^3 - 36*y^4 + 1699*y*z - 3452*y^2*z + 251*y^3*z + 602*z^2 - 4549*y*z^2 + 1725*y^2*z^2 - 1384*z^3 + 2220*y*z^3 + 782*z^4)/(216*y*z*(-1 + y + z)*(y + z)^2))*G[1, 1, 0, z] + (Pi^2*(-4*y^3 - 27*y^2*z + 4*y^3*z - 12*y*z^2 + 12*y^2*z^2 - 4*z^3 + 12*y*z^3 + 4*z^4)*G[1, 1, 1, y])/(18*y*z*(y + z)^3) + (5*Pi^2*(-1 + z)*G[1, 1, 1, z])/(9*y*z) + (Pi^2*(-1 + z)*G[1, 1 - y, 0, z])/(18*y*z) + (Pi^2*(-1 + z)*G[1, 1 - y, 1, z])/(36*y*z) + (Pi^2*(1 - z)*G[1, 1 - y, 1 - y, z])/(18*y*z) + (Pi^2*(5*y^3 - 21*y^2*z - 5*y^3*z + 15*y*z^2 - 15*y^2*z^2 + 5*z^3 - 15*y*z^3 - 5*z^4)*G[1 - y, 0, 0, z])/(36*y*z*(y + z)^3) + (Pi^2*(-3*y^4 + 3*y^5 + y^3*z + 12*y^4*z + 9*y^2*z^2 + 8*y^3*z^2 + 27*y*z^3 - 18*y^2*z^3 + 10*z^4 - 27*y*z^4 - 10*z^5)* G[1 - y, 0, 1, z])/(18*y*z^2*(y + z)^3) + (Pi^2*(-6*y^4 + 6*y^5 - 25*y^3*z + 24*y^4*z - 3*y^2*z^2 + 43*y^3*z^2 - 27*y*z^3 + 45*y^2*z^3 - 7*z^4 + 27*y*z^4 + 7*z^5)* G[1 - y, 0, 1 - y, z])/(36*y*z^2*(y + z)^3) + ((Pi^2*(259*y^3 + 129*y^2*z - 259*y^3*z + 777*y*z^2 - 777*y^2*z^2 + 259*z^3 - 777*y*z^3 - 259*z^4))/(72*y*z*(y + z)^3) + ((I/18)*Pi*(-110*y^3 + 220*y^4 - 110*y^5 - 231*y^2*z + 898*y^3*z - 969*y^4*z + 302*y^5*z - 339*y*z^2 + 1509*y^2*z^2 - 2078*y^3*z^2 + 917*y^4*z^2 - 110*z^3 + 943*y*z^3 - 1853*y^2*z^3 + 1047*y^3*z^3 + 220*z^4 - 744*y*z^4 + 551*y^2*z^4 - 110*z^5 + 119*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (652*y^3 - 2708*y^4 + 3460*y^5 - 1404*y^6 - 675*y^2*z + 1045*y^3*z + 972*y^4*z - 1342*y^5*z + 2766*y*z^2 - 3456*y^2*z^2 - 1778*y^3*z^2 + 2810*y^4*z^2 + 58*z^3 - 3254*y*z^3 - 128*y^2*z^3 + 4350*y^3*z^3 - 80*z^4 - 816*y*z^4 + 1922*y^2*z^4 + 22*z^5 + 320*y*z^5)/ (216*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 0, z] + (Pi^2*(17*y^3 + 27*y^2*z - 17*y^3*z + 51*y*z^2 - 51*y^2*z^2 + 17*z^3 - 51*y*z^3 - 17*z^4)*G[1 - y, 1, 1, z])/(36*y*z*(y + z)^3) + (Pi^2*(-y^3 + 6*y^4 - 6*y^5 + 3*y^2*z + 20*y^3*z - 24*y^4*z - 3*y*z^2 + 18*y^2*z^2 - 37*y^3*z^2 - z^3 + 12*y*z^3 - 27*y^2*z^3 + 2*z^4 - 9*y*z^4 - z^5)*G[1 - y, 1, 1 - y, z])/(36*y*(-1 + z)*z*(y + z)^3) + (Pi^2*(-y^3 + y^4 - 3*y^2*z + 4*y^3*z + 6*y^2*z^2 - z^3 + 4*y*z^3 + z^4)* G[1 - y, 1 - y, 0, z])/(6*z^2*(y + z)^3) + (Pi^2*(y^4 - y^5 + 2*y^3*z - 4*y^4*z + 2*y^2*z^2 - 5*y^3*z^2 - 2*y*z^3 - y^2*z^3 - z^4 + 2*y*z^4 + z^5)*G[1 - y, 1 - y, 1, z])/ (6*y*z^2*(y + z)^3) + (Pi^2*(-12*y^4 + 12*y^5 - 35*y^3*z + 54*y^4*z - 6*y^5*z - 21*y^2*z^2 + 88*y^3*z^2 - 24*y^4*z^2 - 9*y*z^3 + 48*y^2*z^3 - 35*y^3*z^3 + z^4 + 12*y*z^4 - 21*y^2*z^4 - 2*z^5 - 3*y*z^5 + z^6)*G[1 - y, 1 - y, 1 - y, z])/(36*y*(-1 + z)*z^2* (y + z)^3) + (Pi^2*(10*y^3 + 3*y^4 - 3*y^5 + 12*y^2*z - 11*y^3*z - 12*y^4*z + 30*y*z^2 - 33*y^2*z^2 - 8*y^3*z^2 + 10*z^3 - 57*y*z^3 + 18*y^2*z^3 - 20*z^4 + 27*y*z^4 + 10*z^5)*G[1 - y, -y, 1 - y, z])/ (18*y*(-1 + z)*z*(y + z)^3) + (Pi^2*(3*y^4 - 3*y^5 + 2*y^3*z - 12*y^4*z + 24*y^2*z^2 - 11*y^3*z^2 - 18*y*z^3 + 9*y^2*z^3 - 7*z^4 + 18*y*z^4 + 7*z^5)*G[-y, 0, 1, z])/ (18*y*z^2*(y + z)^3) + (Pi^2*(-2*y^3 + 5*y^2*z + 2*y^3*z - 6*y*z^2 + 6*y^2*z^2 - 2*z^3 + 6*y*z^3 + 2*z^4)*G[-y, 0, 1 - y, z])/ (3*y*z*(y + z)^3) + (Pi^2*(-3*y^4 + 3*y^5 - 14*y^3*z + 12*y^4*z + 6*y^2*z^2 + 23*y^3*z^2 - 18*y*z^3 + 27*y^2*z^3 - 5*z^4 + 18*y*z^4 + 5*z^5)*G[-y, 1 - y, 0, z])/(18*y*z^2*(y + z)^3) + (Pi^2*(3*y^4 - 3*y^5 + 2*y^3*z - 12*y^4*z + 24*y^2*z^2 - 11*y^3*z^2 - 18*y*z^3 + 9*y^2*z^3 - 7*z^4 + 18*y*z^4 + 7*z^5)*G[-y, 1 - y, 1, z])/ (18*y*z^2*(y + z)^3) + (Pi^2*(y^3 - 5*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[-y, 1 - y, 1 - y, z])/ (6*y*z*(y + z)^3) + (Pi^2*(-3*y^4 + 3*y^5 + y^3*z + 12*y^4*z - 39*y^2*z^2 + 8*y^3*z^2 + 27*y*z^3 - 18*y^2*z^3 + 10*z^4 - 27*y*z^4 - 10*z^5)*G[-y, -y, 1 - y, z])/(9*y*z^2*(y + z)^3) + ((((-19*I)/2)*Pi*(-1 + z))/(y*z) + (-449 + 449*y + 449*z - 890*y*z)/ (36*(-1 + y)*y*z))*G[0, 0, 0, 0, y] + ((-449*(-1 + z))/(36*y*z) - (((19*I)/2)*Pi*(-1 + z))/(y*z))* G[0, 0, 0, 0, z] + (((I/2)*Pi*(-13*y^3 - 27*y^2*z + 13*y^3*z - 39*y*z^2 + 39*y^2*z^2 - 13*z^3 + 39*y*z^3 + 13*z^4))/(y*z*(y + z)^3) + (-425*y^3 + 1718*y^4 - 2622*y^5 + 1808*y^6 - 497*y^7 + 18*y^8 - 1677*y^2*z + 8032*y^3*z - 14825*y^4*z + 13053*y^5*z - 5380*y^6*z + 797*y^7*z - 1257*y*z^2 + 8268*y^2*z^2 - 19556*y^3*z^2 + 21624*y^4*z^2 - 11388*y^5*z^2 + 2312*y^6*z^2 - 389*z^3 + 3782*y*z^3 - 11616*y^2*z^3 + 16028*y^3*z^3 - 10418*y^4*z^3 + 2622*y^5*z^3 + 676*z^4 - 3428*y*z^4 + 6210*y^2*z^4 - 4855*y^3*z^4 + 1406*y^4*z^4 - 317*z^5 + 945*y*z^5 - 942*y^2*z^5 + 317*y^3*z^5)/ (36*(-1 + y)^3*y*z*(-1 + y + z)*(y + z)^3))*G[0, 0, 1, 0, y] + (((I/6)*Pi*(-11*y^3 - 141*y^2*z + 11*y^3*z - 33*y*z^2 + 33*y^2*z^2 - 11*z^3 + 33*y*z^3 + 11*z^4))/(y*z*(y + z)^3) + (299*y^3 - 598*y^4 + 299*y^5 + 1023*y^2*z - 3369*y^3*z + 3301*y^4*z - 955*y^5*z + 771*y*z^2 - 4953*y^2*z^2 + 8352*y^3*z^2 - 4841*y^4*z^2 + 653*y^5*z^2 + 263*z^3 - 3091*y*z^3 + 8600*y^2*z^3 - 7940*y^3*z^3 + 2132*y^4*z^3 - 909*z^4 + 4447*y*z^4 - 6196*y^2*z^4 + 2658*y^3*z^4 + 981*z^5 - 2477*y*z^5 + 1532*y^2*z^5 - 335*z^6 + 353*y*z^6)/ (36*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[0, 0, 1, 0, z] + (((I/3)*Pi*(-7*y^3 - 75*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (-79*y^3 + 316*y^4 - 474*y^5 + 316*y^6 - 79*y^7 - 345*y^2*z + 1694*y^3*z - 3200*y^4*z + 2886*y^5*z - 1221*y^6*z + 186*y^7*z - 291*y*z^2 + 1908*y^2*z^2 - 4573*y^3*z^2 + 5186*y^4*z^2 - 2823*y^5*z^2 + 592*y^6*z^2 - 97*z^3 + 940*y*z^3 - 2961*y^2*z^3 + 4228*y^3*z^3 - 2839*y^4*z^3 + 726*y^5*z^3 + 194*z^4 - 995*y*z^4 + 1836*y^2*z^4 - 1458*y^3*z^4 + 420*y^4*z^4 - 97*z^5 + 296*y*z^5 - 300*y^2*z^5 + 100*y^3*z^5)/(12*(-1 + y)^3*y*z*(-1 + y + z)* (y + z)^3))*G[0, 1, 0, 0, y] + (((I/3)*Pi*(-7*y^3 - 75*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (109*y^3 - 218*y^4 + 109*y^5 + 351*y^2*z - 1151*y^3*z + 1118*y^4*z - 318*y^5*z + 261*y*z^2 - 1623*y^2*z^2 + 2705*y^3*z^2 - 1556*y^4*z^2 + 210*y^5*z^2 + 91*z^3 - 977*y*z^3 + 2665*y^2*z^3 - 2443*y^3*z^3 + 658*y^4*z^3 - 287*z^4 + 1328*y*z^4 - 1821*y^2*z^4 + 780*y^3*z^4 + 287*z^5 - 707*y*z^5 + 426*y^2*z^5 - 91*z^6 + 94*y*z^6)/ (12*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, 0, z] + (((I/3)*Pi*(-y^3 + 6*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4))/(y*z*(y + z)^3) + (127*y^3 - 218*y^4 + 55*y^5 + 36*y^6 + 513*y^2*z - 1400*y^3*z + 951*y^4*z - 64*y^5*z + 444*y*z^2 - 1890*y^2*z^2 + 1927*y^3*z^2 - 454*y^4*z^2 + 145*z^3 - 1079*y*z^3 + 1741*y^2*z^3 - 726*y^3*z^3 - 284*z^4 + 891*y*z^4 - 526*y^2*z^4 + 181*z^5 - 154*y*z^5)/(36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 1, 0, y] + (((I/3)*Pi*(-7*y^3 - 39*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (22*y^3 - 44*y^4 + 22*y^5 + 134*y^2*z - 280*y^3*z + 150*y^4*z - 4*y^5*z + 3*y*z^2 - 140*y^2*z^2 + 147*y^3*z^2 - 4*y^4*z^2 - 2*z^3 - 5*y*z^3 + 13*y^2*z^3 + 12*y^3*z^3 + 6*z^4 - 8*y*z^4 + 20*y^2*z^4 - 2*z^5 + 8*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 1, 0, z] + ((((-5*I)/3)*Pi*(-4*y^3 - 3*y^2*z + 4*y^3*z - 12*y*z^2 + 12*y^2*z^2 - 4*z^3 + 12*y*z^3 + 4*z^4))/(y*z*(y + z)^3) + (241*y^3 - 446*y^4 + 169*y^5 + 36*y^6 + 747*y^2*z - 2240*y^3*z + 1914*y^4*z - 421*y^5*z + 831*y*z^2 - 3384*y^2*z^2 + 4003*y^3*z^2 - 1468*y^4*z^2 + 259*z^3 - 1964*y*z^3 + 3385*y^2*z^3 - 1734*y^3*z^3 - 440*z^4 + 1314*y*z^4 - 928*y^2*z^4 + 187*z^5 - 205*y*z^5)/ (36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[0, 1 - y, 1, 0, z] + ((((26*I)/3)*Pi*(-1 + z))/(y*z) + (-133*y^2 + 266*y^3 - 133*y^4 - 572*y*z + 1716*y^2*z - 1473*y^3*z + 329*y^4*z - 235*z^2 + 1512*y*z^2 - 2068*y^2*z^2 + 707*y^3*z^2 + 470*z^3 - 1167*y*z^3 + 529*y^2*z^3 - 235*z^4 + 151*y*z^4)/(12*(-1 + y)*y*z*(-1 + y + z)* (y + z)^2))*G[1, 0, 0, 0, y] + ((((26*I)/3)*Pi*(-1 + z))/(y*z) + (235*y^2 - 235*y^3 + 164*y*z - 736*y^2*z + 311*y^3*z + 133*z^2 - 563*y*z^2 + 653*y^2*z^2 - 266*z^3 + 475*y*z^3 + 133*z^4)/ (12*y*z*(-1 + y + z)*(y + z)^2))*G[1, 0, 0, 0, z] + (((-1/3*I)*Pi*(-19*y^3 - 12*y^2*z + 19*y^3*z - 57*y*z^2 + 57*y^2*z^2 - 19*z^3 + 57*y*z^3 + 19*z^4))/(y*z*(y + z)^3) + (346*y^3 - 710*y^4 + 382*y^5 - 18*y^6 + 1098*y^2*z - 3350*y^3*z + 2904*y^4*z - 652*y^5*z + 1182*y*z^2 - 4896*y^2*z^2 + 5611*y^3*z^2 - 1852*y^4*z^2 + 364*z^3 - 2822*y*z^3 + 4669*y^2*z^3 - 2076*y^3*z^3 - 632*z^4 + 1881*y*z^4 - 1114*y^2*z^4 + 301*z^5 - 256*y*z^5)/ (36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 0, 1, 0, y] + ((3*y^3 - 175*y^2*z + 178*y^3*z - 197*y*z^2 + 664*y^2*z^2 - 289*y^3*z^2 - 127*z^3 + 686*y*z^3 - 705*y^2*z^3 + 308*z^4 - 597*y*z^4 - 181*z^5)*G[1, 0, 1, 0, z])/(36*y*z^2*(-1 + y + z)* (y + z)^2) + ((((-3*I)/2)*Pi*(-y^3 + 9*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4))/(y*z*(y + z)^3) + (259*y^3 - 518*y^4 + 259*y^5 + 399*y^2*z - 1454*y^3*z + 1419*y^4*z - 364*y^5*z + 543*y*z^2 - 2082*y^2*z^2 + 2584*y^3*z^2 - 1144*y^4*z^2 + 187*z^3 - 1172*y*z^3 + 2116*y^2*z^3 - 1428*y^3*z^3 - 242*z^4 + 825*y*z^4 - 880*y^2*z^4 + 133*z^5 - 232*y*z^5)/ (36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, 0, y] + ((((16*I)/3)*Pi*(-1 + z))/(y*z) + (4*y^2 - 4*y^3 - 10*y*z + 5*y^2*z - 5*y^3*z - 2*z^2 + 34*y*z^2 - 27*y^2*z^2 + 13*z^3 - 33*y*z^3 - 11*z^4)/(6*y*z*(-1 + y + z)*(y + z)^2))*G[1, 1, 0, 0, z] + (((-1/2*I)*Pi*(-1 + z))/(y*z) + (-4*y^3 - 4*y^4 + 20*y^5 - 12*y^6 + 84*y^2*z - 106*y^3*z + 68*y^4*z - 46*y^5*z - 144*y*z^2 + 360*y^2*z^2 - 187*y^3*z^2 - 86*y^4*z^2 - 46*z^3 + 374*y*z^3 - 415*y^2*z^3 - 84*y^3*z^3 + 98*z^4 - 235*y*z^4 - 34*y^2*z^4 - 55*z^5 - 2*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 1, 0, y] + G[-y, z]* ((Pi^2*(y^3 - 15*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[0, 1, y])/(18*y*z*(y + z)^3) + (5*Pi^2*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[1, 0, y])/(18*y*z*(y + z)^3) + (Pi^2*(3*y^4 - 3*y^5 + 5*y^3*z - 12*y^4*z + 9*y^2*z^2 - 14*y^3*z^2 - 9*y*z^3 - 4*z^4 + 9*y*z^4 + 4*z^5)*G[1, 1, y])/ (18*y*z^2*(y + z)^3) + ((((2*I)/3)*Pi*(-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (33*y^4 - 64*y^5 + 32*y^6 + 165*y^3*z - 323*y^4*z + 160*y^5*z + 341*y^2*z^2 - 763*y^3*z^2 + 404*y^4*z^2 + 195*y*z^3 - 807*y^2*z^3 + 554*y^3*z^3 + 42*z^4 - 353*y*z^4 + 394*y^2*z^4 - 50*z^5 + 134*y*z^5 + 18*z^6)/(12*y*z^2*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + ((((2*I)/3)*Pi*(-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/ (y*z*(y + z)^3) + (33*y^4 - 64*y^5 + 32*y^6 + 165*y^3*z - 323*y^4*z + 160*y^5*z + 341*y^2*z^2 - 763*y^3*z^2 + 404*y^4*z^2 + 195*y*z^3 - 807*y^2*z^3 + 554*y^3*z^3 + 42*z^4 - 353*y*z^4 + 394*y^2*z^4 - 50*z^5 + 134*y*z^5 + 18*z^6)/(12*y*z^2*(-1 + y + z)* (y + z)^3))*G[1, 1, 0, y] + ((y^4 - y^5 + y^3*z - 4*y^4*z + 13*y^2*z^2 - 4*y^3*z^2 - 5*y*z^3 + 2*y^2*z^3 - 2*z^4 + 5*y*z^4 + 2*z^5)*G[0, 0, 1, 0, y])/ (y*z^2*(y + z)^3) + ((-3*y^4 + 3*y^5 + 5*y^3*z + 12*y^4*z - 39*y^2*z^2 + 4*y^3*z^2 + 39*y*z^3 - 30*y^2*z^3 + 14*z^4 - 39*y*z^4 - 14*z^5)*G[0, 1, 0, 0, y])/(3*y*z^2*(y + z)^3) + ((-y^3 + 15*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[0, 1, 1, 0, y])/(3*y*z*(y + z)^3) + ((-y^4 + y^5 + y^3*z + 4*y^4*z - 13*y^2*z^2 + 2*y^3*z^2 + 11*y*z^3 - 8*y^2*z^3 + 4*z^4 - 11*y*z^4 - 4*z^5)*G[1, 0, 1, 0, y])/ (y*z^2*(y + z)^3) + ((-3*y^4 + 3*y^5 + 5*y^3*z + 12*y^4*z - 39*y^2*z^2 + 4*y^3*z^2 + 39*y*z^3 - 30*y^2*z^3 + 14*z^4 - 39*y*z^4 - 14*z^5)*G[1, 1, 0, 0, y])/(3*y*z^2*(y + z)^3) + ((-3*y^4 + 3*y^5 - 5*y^3*z + 12*y^4*z - 9*y^2*z^2 + 14*y^3*z^2 + 9*y*z^3 + 4*z^4 - 9*y*z^4 - 4*z^5)*G[1, 1, 1, 0, y])/ (3*y*z^2*(y + z)^3)) + ((((8*I)/3)*Pi*(-1 + z))/(y*z) + (-y^3 + 33*y^2*z - 34*y^3*z - 3*y*z^2 - 72*y^2*z^2 + 41*y^3*z^2 + 11*z^3 + 6*y*z^3 + 51*y^2*z^3 - 4*z^4 + 3*y*z^4 - 7*z^5)/ (12*y*z^2*(-1 + y + z)*(y + z)^2))*G[1, 1, 1, 0, z] + (((I/3)*Pi*(-1 + z))/(y*z) + (3*y^3 + 64*y^2*z - 25*y^3*z - 36*y^4*z + 65*y*z^2 - 184*y^2*z^2 + 22*y^3*z^2 + 40*z^3 - 257*y*z^3 + 228*y^2*z^3 - 134*z^4 + 264*y*z^4 + 94*z^5)/(36*y*z^2*(-1 + y + z)* (y + z)^2))*G[1, 1 - y, 1, 0, z] + (((-1/3*I)*Pi*(-19*y^3 - 12*y^2*z + 19*y^3*z - 57*y*z^2 + 57*y^2*z^2 - 19*z^3 + 57*y*z^3 + 19*z^4))/(y*z*(y + z)^3) + (32*y^4 - 96*y^5 + 96*y^6 - 32*y^7 + 163*y^3*z - 456*y^4*z + 423*y^5*z - 130*y^6*z + 287*y^2*z^2 - 1020*y^3*z^2 + 1105*y^4*z^2 - 372*y^5*z^2 + 245*y*z^3 - 1130*y^2*z^3 + 1521*y^3*z^3 - 642*y^4*z^3 + 67*z^4 - 564*y*z^4 + 1059*y^2*z^4 - 580*y^3*z^4 - 116*z^5 + 362*y*z^5 - 264*y^2*z^5 + 46*z^6 - 52*y*z^6)/ (12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, 1, 0, z] + (((-1/6*I)*Pi*(-41*y^3 - 15*y^2*z + 41*y^3*z - 123*y*z^2 + 123*y^2*z^2 - 41*z^3 + 123*y*z^3 + 41*z^4))/(y*z*(y + z)^3) + (175*y^3 - 278*y^4 + 31*y^5 + 72*y^6 + 399*y^2*z - 1364*y^3*z + 1227*y^4*z - 262*y^5*z + 651*y*z^2 - 2532*y^2*z^2 + 3040*y^3*z^2 - 1168*y^4*z^2 + 211*z^3 - 1598*y*z^3 + 2788*y^2*z^3 - 1428*y^3*z^3 - 368*z^4 + 1101*y*z^4 - 760*y^2*z^4 + 157*z^5 - 166*y*z^5)/ (36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 0, 0, z] + ((((-2*I)/3)*Pi*(-7*y^3 - 12*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (45*y^3 - 126*y^4 + 117*y^5 - 36*y^6 + 239*y^2*z - 712*y^3*z + 692*y^4*z - 219*y^5*z + 120*y*z^2 - 716*y^2*z^2 + 1016*y^3*z^2 - 426*y^4*z^2 + 33*z^3 - 285*y*z^3 + 594*y^2*z^3 - 360*y^3*z^3 - 48*z^4 + 168*y*z^4 - 138*y^2*z^4 + 15*z^5 - 21*y*z^5)/ (12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 1, 0, z] + (((I/6)*Pi*(-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (-96*y^4 + 288*y^5 - 288*y^6 + 96*y^7 - 371*y^3*z + 1132*y^4*z - 1151*y^5*z + 390*y^6*z - 291*y^2*z^2 + 1432*y^3*z^2 - 1890*y^4*z^2 + 749*y^5*z^2 - 336*y*z^3 + 1344*y^2*z^3 - 1832*y^3*z^3 + 842*y^4*z^3 - 83*z^4 + 631*y*z^4 - 1058*y^2*z^4 + 564*y^3*z^4 + 112*z^5 - 282*y*z^5 + 224*y^2*z^5 - 29*z^6 + 47*y*z^6)/ (36*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))*G[1 - y, 1 - y, 1, 0, z] + ((((2*I)/3)*Pi*(-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (33*y^4 - 64*y^5 + 32*y^6 + 165*y^3*z - 323*y^4*z + 160*y^5*z + 341*y^2*z^2 - 763*y^3*z^2 + 404*y^4*z^2 + 195*y*z^3 - 807*y^2*z^3 + 554*y^3*z^3 + 42*z^4 - 353*y*z^4 + 394*y^2*z^4 - 50*z^5 + 134*y*z^5 + 18*z^6)/(12*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 0, 1, 0, z] + ((((2*I)/3)*Pi*(-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (33*y^4 - 64*y^5 + 32*y^6 + 165*y^3*z - 323*y^4*z + 160*y^5*z + 341*y^2*z^2 - 763*y^3*z^2 + 404*y^4*z^2 + 195*y*z^3 - 807*y^2*z^3 + 554*y^3*z^3 + 42*z^4 - 353*y*z^4 + 394*y^2*z^4 - 50*z^5 + 134*y*z^5 + 18*z^6)/(12*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 1, 0, z] + (53*(-1 + z)*G[0, 0, 0, 0, 0, y])/(6*y*z) + (53*(-1 + z)*G[0, 0, 0, 0, 0, z])/(6*y*z) + ((-25*y^3 + 6*y^4 - 6*y^5 - 141*y^2*z + 68*y^3*z - 24*y^4*z - 75*y*z^2 + 234*y^2*z^2 - 61*y^3*z^2 - 25*z^3 + 156*y*z^3 - 99*y^2*z^3 + 50*z^4 - 81*y*z^4 - 25*z^5)*G[0, 0, 0, 1, 0, y])/(6*y*(-1 + z)*z*(y + z)^3) + ((13*y^3 + 141*y^2*z - 13*y^3*z + 39*y*z^2 - 39*y^2*z^2 + 13*z^3 - 39*y*z^3 - 13*z^4)*G[0, 0, 0, 1, 0, z])/(6*y*z*(y + z)^3) + ((-7*y^3 - y^4 + y^5 - 15*y^2*z + 11*y^3*z + 4*y^4*z - 21*y*z^2 + 33*y^2*z^2 - y^3*z^2 - 7*z^3 + 41*y*z^3 - 17*y^2*z^3 + 14*z^4 - 20*y*z^4 - 7*z^5)*G[0, 0, 1, 0, 0, y])/(y*(-1 + z)*z*(y + z)^3) + ((7*y^3 + 75*y^2*z - 7*y^3*z + 21*y*z^2 - 21*y^2*z^2 + 7*z^3 - 21*y*z^3 - 7*z^4)*G[0, 0, 1, 0, 0, z])/(3*y*z*(y + z)^3) + ((-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[0, 0, 1, 1, 0, y])/(3*y*z*(y + z)^3) - (2*(-4*y^3 - 15*y^2*z + 4*y^3*z - 12*y*z^2 + 12*y^2*z^2 - 4*z^3 + 12*y*z^3 + 4*z^4)*G[0, 0, 1, 1, 0, z])/(3*y*z*(y + z)^3) + (4*(-5*y^3 - 3*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4)*G[0, 0, 1 - y, 1, 0, z])/(3*y*z*(y + z)^3) + ((7*y^3 + 72*y^2*z - 7*y^3*z + 21*y*z^2 - 21*y^2*z^2 + 7*z^3 - 21*y*z^3 - 7*z^4)*G[0, 1, 0, 0, 0, y])/(3*y*z*(y + z)^3) + ((7*y^3 + 72*y^2*z - 7*y^3*z + 21*y*z^2 - 21*y^2*z^2 + 7*z^3 - 21*y*z^3 - 7*z^4)*G[0, 1, 0, 0, 0, z])/(3*y*z*(y + z)^3) + (2*(-2*y^3 - 21*y^2*z + 2*y^3*z - 6*y*z^2 + 6*y^2*z^2 - 2*z^3 + 6*y*z^3 + 2*z^4)*G[0, 1, 0, 1, 0, y])/(3*y*z*(y + z)^3) + ((7*y^3 + 3*y^2*z - 7*y^3*z + 21*y*z^2 - 21*y^2*z^2 + 7*z^3 - 21*y*z^3 - 7*z^4)*G[0, 1, 0, 1, 0, z])/(6*y*z*(y + z)^3) + ((y^3 - 7*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[0, 1, 1, 0, 0, y])/(2*y*z*(y + z)^3) - (2*(-4*y^3 - 15*y^2*z + 4*y^3*z - 12*y*z^2 + 12*y^2*z^2 - 4*z^3 + 12*y*z^3 + 4*z^4)*G[0, 1, 1, 0, 0, z])/(3*y*z*(y + z)^3) + (5*(-1 + z)*G[0, 1, 1, 1, 0, y])/(3*y*z) + ((-5*y^3 + 9*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4)*G[0, 1, 1, 1, 0, z])/(6*y*z*(y + z)^3) + ((y^3 + 9*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[0, 1, 1 - y, 1, 0, z])/(6*y*z*(y + z)^3) + ((13*y^3 + 2*y^4 - 2*y^5 + 9*y^2*z - 20*y^3*z - 8*y^4*z + 39*y*z^2 - 42*y^2*z^2 + y^3*z^2 + 13*z^3 - 76*y*z^3 + 31*y^2*z^3 - 26*z^4 + 37*y*z^4 + 13*z^5)*G[0, 1 - y, 0, 1, 0, z])/ (2*y*(-1 + z)*z*(y + z)^3) + ((-41*y^3 - 21*y^2*z + 41*y^3*z - 123*y*z^2 + 123*y^2*z^2 - 41*z^3 + 123*y*z^3 + 41*z^4)*G[0, 1 - y, 1, 0, 0, z])/(6*y*z*(y + z)^3) + ((-11*y^3 - 21*y^2*z + 11*y^3*z - 33*y*z^2 + 33*y^2*z^2 - 11*z^3 + 33*y*z^3 + 11*z^4)*G[0, 1 - y, 1, 1, 0, z])/(3*y*z*(y + z)^3) + ((-4*y^3 - 3*y^4 + 3*y^5 + 3*y^2*z - y^3*z + 12*y^4*z - 12*y*z^2 + 14*y^3*z^2 - 4*z^3 + 21*y*z^3 + 8*z^4 - 9*y*z^4 - 4*z^5)* G[0, 1 - y, 1 - y, 1, 0, z])/(3*y*(-1 + z)*z*(y + z)^3) + ((-4*y^3 - y^4 + y^5 + 10*y^2*z + 5*y^3*z + 4*y^4*z - 12*y*z^2 - y^2*z^2 + 2*y^3*z^2 - 4*z^3 + 23*y*z^3 - 8*y^2*z^3 + 8*z^4 - 11*y*z^4 - 4*z^5)*G[0, -y, 0, 1, 0, z])/(y*(-1 + z)*z*(y + z)^3) + ((-4*y^3 - y^4 + y^5 + 10*y^2*z + 5*y^3*z + 4*y^4*z - 12*y*z^2 - y^2*z^2 + 2*y^3*z^2 - 4*z^3 + 23*y*z^3 - 8*y^2*z^3 + 8*z^4 - 11*y*z^4 - 4*z^5)*G[0, -y, 1 - y, 1, 0, z])/ (y*(-1 + z)*z*(y + z)^3) - (49*(-1 + z)*G[1, 0, 0, 0, 0, y])/(6*y*z) - (49*(-1 + z)*G[1, 0, 0, 0, 0, z])/(6*y*z) + ((19*y^3 - 6*y^4 + 6*y^5 - 3*y^2*z - 56*y^3*z + 24*y^4*z + 57*y*z^2 - 72*y^2*z^2 + 55*y^3*z^2 + 19*z^3 - 120*y*z^3 + 81*y^2*z^3 - 38*z^4 + 63*y*z^4 + 19*z^5)*G[1, 0, 0, 1, 0, y])/(6*y*(-1 + z)*z*(y + z)^3) + ((-1 + z)*G[1, 0, 0, 1, 0, z])/(6*y*z) + ((20*y^3 + 3*y^4 - 3*y^5 + 9*y^2*z - 31*y^3*z - 12*y^4*z + 60*y*z^2 - 60*y^2*z^2 + 2*y^3*z^2 + 20*z^3 - 117*y*z^3 + 48*y^2*z^3 - 40*z^4 + 57*y*z^4 + 20*z^5)*G[1, 0, 1, 0, 0, y])/(3*y*(-1 + z)*z*(y + z)^3) - (2*(-y^3 + 9*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[1, 0, 1, 1, 0, y])/(3*y*z*(y + z)^3) + (7*(-1 + z)*G[1, 0, 1, 1, 0, z])/(6*y*z) - (2*(-1 + z)*G[1, 0, 1 - y, 1, 0, z])/(3*y*z) + ((-5*y^3 + 36*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4)*G[1, 1, 0, 0, 0, y])/(3*y*z*(y + z)^3) - (14*(-1 + z)*G[1, 1, 0, 0, 0, z])/(3*y*z) + ((y^3 - 21*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[1, 1, 0, 1, 0, y])/(3*y*z*(y + z)^3) + (3*(-1 + z)*G[1, 1, 0, 1, 0, z])/(2*y*z) + ((-5*y^3 - 39*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4)*G[1, 1, 1, 0, 0, y])/(6*y*z*(y + z)^3) - (7*(-1 + z)*G[1, 1, 1, 0, 0, z])/(6*y*z) + ((4*y^3 + 27*y^2*z - 4*y^3*z + 12*y*z^2 - 12*y^2*z^2 + 4*z^3 - 12*y*z^3 - 4*z^4)*G[1, 1, 1, 1, 0, y])/(3*y*z*(y + z)^3) - (10*(-1 + z)*G[1, 1, 1, 1, 0, z])/(3*y*z) - (2*(-1 + z)*G[1, 1 - y, 0, 1, 0, z])/(3*y*z) - (2*(-1 + z)*G[1, 1 - y, 1, 0, 0, z])/(3*y*z) + ((1 - z)*G[1, 1 - y, 1, 1, 0, z])/(6*y*z) + ((-1 + z)*G[1, 1 - y, 1 - y, 1, 0, z])/(3*y*z) + ((-3*y^4 + 3*y^5 - 28*y^3*z + 12*y^4*z - 18*y^2*z^2 + 37*y^3*z^2 - 60*y*z^3 + 69*y^2*z^3 - 19*z^4 + 60*y*z^4 + 19*z^5)* G[1 - y, 0, 0, 1, 0, z])/(3*y*z^2*(y + z)^3) + ((-3*y^4 + 3*y^5 - 29*y^3*z + 12*y^4*z - 18*y^2*z^2 + 38*y^3*z^2 - 63*y*z^3 + 72*y^2*z^3 - 20*z^4 + 63*y*z^4 + 20*z^5)* G[1 - y, 0, 1, 0, 0, z])/(3*y*z^2*(y + z)^3) + ((3*y^4 - 3*y^5 - y^3*z - 12*y^4*z - 9*y^2*z^2 - 8*y^3*z^2 - 27*y*z^3 + 18*y^2*z^3 - 10*z^4 + 27*y*z^4 + 10*z^5)*G[1 - y, 0, 1, 1, 0, z])/ (3*y*z^2*(y + z)^3) + ((6*y^4 - 6*y^5 + 25*y^3*z - 24*y^4*z + 3*y^2*z^2 - 43*y^3*z^2 + 27*y*z^3 - 45*y^2*z^3 + 7*z^4 - 27*y*z^4 - 7*z^5)*G[1 - y, 0, 1 - y, 1, 0, z])/(6*y*z^2*(y + z)^3) + ((-19*y^3 - 6*y^2*z + 19*y^3*z - 57*y*z^2 + 57*y^2*z^2 - 19*z^3 + 57*y*z^3 + 19*z^4)*G[1 - y, 1, 0, 0, 0, z])/(3*y*z*(y + z)^3) + ((y^3 - 15*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[1 - y, 1, 0, 1, 0, z])/(6*y*z*(y + z)^3) + ((-23*y^3 - 57*y^2*z + 23*y^3*z - 69*y*z^2 + 69*y^2*z^2 - 23*z^3 + 69*y*z^3 + 23*z^4)*G[1 - y, 1, 1, 0, 0, z])/(6*y*z*(y + z)^3) + ((-17*y^3 - 27*y^2*z + 17*y^3*z - 51*y*z^2 + 51*y^2*z^2 - 17*z^3 + 51*y*z^3 + 17*z^4)*G[1 - y, 1, 1, 1, 0, z])/(6*y*z*(y + z)^3) + ((y^3 - 6*y^4 + 6*y^5 - 3*y^2*z - 20*y^3*z + 24*y^4*z + 3*y*z^2 - 18*y^2*z^2 + 37*y^3*z^2 + z^3 - 12*y*z^3 + 27*y^2*z^3 - 2*z^4 + 9*y*z^4 + z^5)*G[1 - y, 1, 1 - y, 1, 0, z])/ (6*y*(-1 + z)*z*(y + z)^3) + ((-2*y^4 + 2*y^5 - 7*y^3*z + 9*y^4*z - y^5*z - 4*y^2*z^2 + 17*y^3*z^2 - 4*y^4*z^2 - 5*y*z^3 + 12*y^2*z^3 - 7*y^3*z^3 - z^4 + 9*y*z^4 - 7*y^2*z^4 + 2*z^5 - 4*y*z^5 - z^6)*G[1 - y, 1 - y, 0, 1, 0, z])/ (y*(-1 + z)*z^2*(y + z)^3) + ((6*y^4 - 6*y^5 + 25*y^3*z - 24*y^4*z + 3*y^2*z^2 - 43*y^3*z^2 + 27*y*z^3 - 45*y^2*z^3 + 7*z^4 - 27*y*z^4 - 7*z^5)* G[1 - y, 1 - y, 1, 0, 0, z])/(6*y*z^2*(y + z)^3) + ((-y^4 + y^5 - 2*y^3*z + 4*y^4*z - 2*y^2*z^2 + 5*y^3*z^2 + 2*y*z^3 + y^2*z^3 + z^4 - 2*y*z^4 - z^5)*G[1 - y, 1 - y, 1, 1, 0, z])/ (y*z^2*(y + z)^3) + ((12*y^4 - 12*y^5 + 35*y^3*z - 54*y^4*z + 6*y^5*z + 21*y^2*z^2 - 88*y^3*z^2 + 24*y^4*z^2 + 9*y*z^3 - 48*y^2*z^3 + 35*y^3*z^3 - z^4 - 12*y*z^4 + 21*y^2*z^4 + 2*z^5 + 3*y*z^5 - z^6)* G[1 - y, 1 - y, 1 - y, 1, 0, z])/(6*y*(-1 + z)*z^2*(y + z)^3) + ((-10*y^3 - 3*y^4 + 3*y^5 - 12*y^2*z + 11*y^3*z + 12*y^4*z - 30*y*z^2 + 33*y^2*z^2 + 8*y^3*z^2 - 10*z^3 + 57*y*z^3 - 18*y^2*z^3 + 20*z^4 - 27*y*z^4 - 10*z^5)*G[1 - y, -y, 0, 1, 0, z])/ (3*y*(-1 + z)*z*(y + z)^3) + ((-10*y^3 - 3*y^4 + 3*y^5 - 12*y^2*z + 11*y^3*z + 12*y^4*z - 30*y*z^2 + 33*y^2*z^2 + 8*y^3*z^2 - 10*z^3 + 57*y*z^3 - 18*y^2*z^3 + 20*z^4 - 27*y*z^4 - 10*z^5)*G[1 - y, -y, 1 - y, 1, 0, z])/ (3*y*(-1 + z)*z*(y + z)^3) + ((3*y^4 - 3*y^5 + 23*y^3*z - 12*y^4*z - 21*y^2*z^2 - 32*y^3*z^2 + 45*y*z^3 - 54*y^2*z^3 + 14*z^4 - 45*y*z^4 - 14*z^5)* G[-y, 0, 0, 1, 0, z])/(3*y*z^2*(y + z)^3) + ((3*y^4 - 3*y^5 + 23*y^3*z - 12*y^4*z - 21*y^2*z^2 - 32*y^3*z^2 + 45*y*z^3 - 54*y^2*z^3 + 14*z^4 - 45*y*z^4 - 14*z^5)* G[-y, 0, 1, 0, 0, z])/(3*y*z^2*(y + z)^3) + ((-3*y^4 + 3*y^5 - 2*y^3*z + 12*y^4*z - 24*y^2*z^2 + 11*y^3*z^2 + 18*y*z^3 - 9*y^2*z^3 + 7*z^4 - 18*y*z^4 - 7*z^5)* G[-y, 0, 1, 1, 0, z])/(3*y*z^2*(y + z)^3) - (2*(-2*y^3 + 5*y^2*z + 2*y^3*z - 6*y*z^2 + 6*y^2*z^2 - 2*z^3 + 6*y*z^3 + 2*z^4)*G[-y, 0, 1 - y, 1, 0, z])/(y*z*(y + z)^3) - (2*(-2*y^3 + 5*y^2*z + 2*y^3*z - 6*y*z^2 + 6*y^2*z^2 - 2*z^3 + 6*y*z^3 + 2*z^4)*G[-y, 1 - y, 0, 1, 0, z])/(y*z*(y + z)^3) + ((3*y^4 - 3*y^5 + 23*y^3*z - 12*y^4*z - 21*y^2*z^2 - 32*y^3*z^2 + 45*y*z^3 - 54*y^2*z^3 + 14*z^4 - 45*y*z^4 - 14*z^5)* G[-y, 1 - y, 1, 0, 0, z])/(3*y*z^2*(y + z)^3) + ((-3*y^4 + 3*y^5 - 2*y^3*z + 12*y^4*z - 24*y^2*z^2 + 11*y^3*z^2 + 18*y*z^3 - 9*y^2*z^3 + 7*z^4 - 18*y*z^4 - 7*z^5)* G[-y, 1 - y, 1, 1, 0, z])/(3*y*z^2*(y + z)^3) + ((-y^3 + 5*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[-y, 1 - y, 1 - y, 1, 0, z])/(y*z*(y + z)^3) - (2*(-3*y^4 + 3*y^5 + y^3*z + 12*y^4*z - 39*y^2*z^2 + 8*y^3*z^2 + 27*y*z^3 - 18*y^2*z^3 + 10*z^4 - 27*y*z^4 - 10*z^5)* G[-y, -y, 0, 1, 0, z])/(3*y*z^2*(y + z)^3) - (2*(-3*y^4 + 3*y^5 + y^3*z + 12*y^4*z - 39*y^2*z^2 + 8*y^3*z^2 + 27*y*z^3 - 18*y^2*z^3 + 10*z^4 - 27*y*z^4 - 10*z^5)* G[-y, -y, 1 - y, 1, 0, z])/(3*y*z^2*(y + z)^3) + ((-31*Pi^2*(-1 + z))/(3*y*z) + ((I/36)*Pi*(-773*y^2 + 1546*y^3 - 773*y^4 - 1546*y*z + 5190*y^2*z - 5011*y^3*z + 1367*y^4*z - 773*z^2 + 4878*y*z^2 - 7432*y^2*z^2 + 3453*y^3*z^2 + 1666*z^3 - 4435*y*z^3 + 3021*y^2*z^3 - 809*z^4 + 935*y*z^4))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + (6913*y^2 - 18867*y^3 + 16635*y^4 - 4321*y^5 - 360*y^6 + 13826*y*z - 57608*y^2*z + 92882*y^3*z - 67920*y^4*z + 18820*y^5*z + 6913*z^2 - 51595*y*z^2 + 127598*y^2*z^2 - 132626*y^3*z^2 + 49548*y^4*z^2 - 16850*z^3 + 67120*y*z^3 - 93788*y^2*z^3 + 43194*y^3*z^3 + 7777*z^4 - 20765*y*z^4 + 12826*y^2*z^4)/(648*(-1 + y)^2*y*z*(-1 + y + z)* (y + z)^2))*Zeta[3] + G[1, 0, z]*((((-115*I)/72)*Pi^3*(-1 + z))/ (y*z) + (Pi^2*(-743*y^2 + 743*y^3 - 514*y*z + 2306*y^2*z - 952*y^3*z - 419*z^2 + 1735*y*z^2 - 1981*y^2*z^2 + 820*z^3 - 1430*y*z^3 - 401*z^4))/(72*y*z*(-1 + y + z)*(y + z)^2) + ((I/108)*Pi*(2053*y^2 - 2071*y^3 + 18*y^4 - 700*y*z - 5152*y^2*z + 3577*y^3*z + 487*z^2 - 905*y*z^2 + 6057*y^2*z^2 - 1064*z^3 + 3075*y*z^3 + 577*z^4))/(y*z*(-1 + y + z)*(y + z)^2) + (-6554*y^2 + 7154*y^3 - 600*y^4 + 1247*y*z + 23404*y^2*z - 21104*y^3*z + 492*y^4*z + 607*z^2 + 233*y*z^2 - 38938*y^2*z^2 + 13734*y^3*z^2 - 1629*z^3 - 9803*y*z^3 + 21980*y^2*z^3 + 1437*z^4 + 8323*y*z^4 - 415*z^5)/(432*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + ((1 - z)*G[0, 0, 0, y])/(6*y*z) + ((-1 + z)*G[0, 1, 0, y])/(3*y*z) + ((-1 + z)*G[1, 0, 0, y])/(6*y*z) + ((1 - z)*G[1, 1, 0, y])/(3*y*z) - (44*(-1 + z)*Zeta[3])/(9*y*z)) + G[1, 1, z]* ((((-4*I)/9)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(y^3 - 33*y^2*z + 34*y^3*z + 3*y*z^2 + 72*y^2*z^2 - 41*y^3*z^2 - 11*z^3 - 6*y*z^3 - 51*y^2*z^3 + 4*z^4 - 3*y*z^4 + 7*z^5))/ (72*y*z^2*(-1 + y + z)*(y + z)^2) - (5*(-1 + z)*Zeta[3])/(6*y*z)) + G[1, 1 - y, z]*(((-1/18*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-3*y^3 - 64*y^2*z + 25*y^3*z + 36*y^4*z - 65*y*z^2 + 184*y^2*z^2 - 22*y^3*z^2 - 40*z^3 + 257*y*z^3 - 228*y^2*z^3 + 134*z^4 - 264*y*z^4 - 94*z^5))/(216*y*z^2*(-1 + y + z)*(y + z)^2) + ((1 - z)*G[0, 1, 0, y])/(3*y*z) + ((1 - z)*G[1, 0, 0, y])/(6*y*z) + ((-1 + z)*Zeta[3])/(2*y*z)) + G[0, 0, z]* ((((119*I)/72)*Pi^3*(-1 + z))/(y*z) - ((I/108)*Pi*(-589*y + 387*y^2 - 589*z + 2272*y*z + 913*z^2))/ (y*z*(y + z)) + (2761*y + 18774*y^2 + 2761*z + 44608*y*z - 19260*y^2*z - 1382*z^2 - 47855*y*z^2 - 1379*z^3)/ (1296*y*(-1 + z)*z*(y + z)) + (Pi^2*(1655*y^2 - 3310*y^3 + 1655*y^4 + 3310*y*z - 11411*y^2*z + 11297*y^3*z - 3196*y^4*z + 1655*z^2 - 13324*y*z^2 + 22960*y^2*z^2 - 12826*y^3*z^2 + 1544*y^4*z^2 - 5007*z^3 + 18325*y*z^3 - 18151*y^2*z^3 + 4842*y^3*z^3 + 5007*z^4 - 9960*y*z^4 + 4944*y^2*z^4 - 1655*z^5 + 1646*y*z^5))/ (216*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (((I/6)*Pi*(-43*y^3 - 21*y^2*z + 43*y^3*z - 129*y*z^2 + 129*y^2*z^2 - 43*z^3 + 129*y*z^3 + 43*z^4))/(y*z*(y + z)^3) + (-233*y^3 + 430*y^4 - 161*y^5 - 36*y^6 - 573*y^2*z + 1882*y^3*z - 1716*y^4*z + 407*y^5*z - 825*y*z^2 + 3174*y^2*z^2 - 3776*y^3*z^2 + 1436*y^4*z^2 - 269*z^3 + 1936*y*z^3 - 3362*y^2*z^3 + 1722*y^3*z^3 + 430*z^4 - 1347*y*z^4 + 944*y^2*z^4 - 206*z^5 + 215*y*z^5)/(36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 0, y] + (53*(-1 + z)*G[0, 0, 0, y])/(6*y*z) + ((13*y^3 + 105*y^2*z - 13*y^3*z + 39*y*z^2 - 39*y^2*z^2 + 13*z^3 - 39*y*z^3 - 13*z^4)*G[0, 1, 0, y])/(6*y*z*(y + z)^3) + ((23*y^3 + 15*y^2*z - 23*y^3*z + 69*y*z^2 - 69*y^2*z^2 + 23*z^3 - 69*y*z^3 - 23*z^4)*G[1, 0, 0, y])/(3*y*z*(y + z)^3) + ((-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[1, 1, 0, y])/(y*z*(y + z)^3) + (33*(-1 + z)*Zeta[3])/(2*y*z)) + G[0, 0, y]*((((119*I)/72)*Pi^3*(-1 + z))/(y*z) - ((I/108)*Pi*(589*y - 607*y^2 + 18*y^3 + 589*z - 224*y*z + 3091*y^2*z - 589*z^2 + 4045*y*z^2))/((-1 + y)*y*z*(y + z)) + (-2761*y + 9230*y^2 - 10069*y^3 + 3600*y^4 - 2761*z + 39207*y*z - 16077*y^2*z - 20477*y^3*z + 2761*z^2 + 48424*y*z^2 - 51293*y^2*z^2)/ (1296*(-1 + y)^2*y*z*(y + z)) + (Pi^2*(-3310*y^2 + 13348*y^3 - 20292*y^4 + 13888*y^5 - 3742*y^6 + 108*y^7 - 6620*y*z + 32884*y^2*z - 65119*y^3*z + 64253*y^4*z - 31573*y^5*z + 6175*y^6*z - 3310*z^2 + 26588*y*z^2 - 75480*y^2*z^2 + 103021*y^3*z^2 - 69374*y^4*z^2 + 18549*y^5*z^2 + 6620*z^3 - 32667*y*z^3 + 64299*y^2*z^3 - 57053*y^3*z^3 + 18789*y^4*z^3 - 3310*z^4 + 12939*y*z^4 - 15942*y^2*z^4 + 6307*y^3*z^4))/ (432*(-1 + y)^3*y*z*(-1 + y + z)*(y + z)^2) + ((((-19*I)/2)*Pi*(-1 + z))/(y*z) + (449*y^2 - 862*y^3 + 377*y^4 + 36*y^5 + 898*y*z - 3270*y^2*z + 3307*y^3*z - 935*y^4*z + 449*z^2 - 2658*y*z^2 + 4312*y^2*z^2 - 2139*y^3*z^2 - 898*z^3 + 2479*y*z^3 - 1653*y^2*z^3 + 449*z^4 - 485*y*z^4)/(36*(-1 + y)*y*z*(-1 + y + z)* (y + z)^2))*G[0, 0, z] + (((I/3)*Pi*(-1 + z))/(y*z) + (3*y + 49*z - 16*y*z - 36*y^2*z - 98*z^2 + 91*y*z^2 + 49*z^3)/ (36*y*z^2*(-1 + y + z)))*G[1, 0, z] + (((I/6)*Pi*(-41*y^3 - 15*y^2*z + 41*y^3*z - 123*y*z^2 + 123*y^2*z^2 - 41*z^3 + 123*y*z^3 + 41*z^4))/(y*z*(y + z)^3) + (-48*y^4 + 144*y^5 - 144*y^6 + 48*y^7 - 272*y^3*z + 775*y^4*z - 734*y^5*z + 231*y^6*z - 393*y^2*z^2 + 1636*y^3*z^2 - 1989*y^4*z^2 + 746*y^5*z^2 - 387*y*z^3 + 1914*y^2*z^3 - 2861*y^3*z^3 + 1352*y^4*z^3 - 110*z^4 + 1021*y*z^4 - 2135*y^2*z^4 + 1278*y^3*z^4 + 220*z^5 - 783*y*z^5 + 617*y^2*z^5 - 110*z^6 + 128*y*z^6)/(18*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, z] + (53*(-1 + z)*G[0, 0, 0, z])/(6*y*z) + ((1 - z)*G[0, 1, 0, z])/(6*y*z) + ((-20*y^3 - 3*y^4 + 3*y^5 - 21*y^2*z + 31*y^3*z + 12*y^4*z - 60*y*z^2 + 72*y^2*z^2 - 2*y^3*z^2 - 20*z^3 + 117*y*z^3 - 48*y^2*z^3 + 40*z^4 - 57*y*z^4 - 20*z^5)*G[0, 1 - y, 0, z])/ (3*y*(-1 + z)*z*(y + z)^3) - (2*(-1 + z)*G[1, 0, 0, z])/(3*y*z) + ((-1 + z)*G[1, 1 - y, 0, z])/(6*y*z) + ((y^4 - y^5 + 10*y^3*z - 4*y^4*z + 6*y^2*z^2 - 13*y^3*z^2 + 22*y*z^3 - 25*y^2*z^3 + 7*z^4 - 22*y*z^4 - 7*z^5)*G[1 - y, 0, 0, z])/ (y*z^2*(y + z)^3) + ((-1 - 3*y + 3*y^2 + 2*z + 3*y*z - z^2)* G[1 - y, 1, 0, z])/(3*y*(-1 + z)*z) + ((6*y^4 - 6*y^5 + 25*y^3*z - 24*y^4*z + 3*y^2*z^2 - 50*y^3*z^2 + 27*y*z^3 - 30*y^2*z^3 + 7*y^3*z^3 + 7*z^4 - 48*y*z^4 + 21*y^2*z^4 - 14*z^5 + 21*y*z^5 + 7*z^6)*G[1 - y, 1 - y, 0, z])/ (6*y*(-1 + z)*z^2*(y + z)^3) + ((3*y^4 - 3*y^5 - 5*y^3*z - 12*y^4*z + 39*y^2*z^2 - 4*y^3*z^2 - 39*y*z^3 + 30*y^2*z^3 - 14*z^4 + 39*y*z^4 + 14*z^5)* G[-y, 1 - y, 0, z])/(3*y*z^2*(y + z)^3) + ((33 + 4*y - 4*y^2 - 66*z - 4*y*z + 33*z^2)*Zeta[3])/ (2*y*(-1 + z)*z)) + G[0, 1, y]* (((-1/18*I)*Pi^3*(-y^3 + 6*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4))/(y*z*(y + z)^3) + (Pi^2*(-127*y^3 + 218*y^4 - 55*y^5 - 36*y^6 - 513*y^2*z + 1400*y^3*z - 951*y^4*z + 64*y^5*z - 444*y*z^2 + 1890*y^2*z^2 - 1927*y^3*z^2 + 454*y^4*z^2 - 145*z^3 + 1079*y*z^3 - 1741*y^2*z^3 + 726*y^3*z^3 + 284*z^4 - 891*y*z^4 + 526*y^2*z^4 - 181*z^5 + 154*y*z^5))/ (216*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + ((29*y^3 + 177*y^2*z - 29*y^3*z + 87*y*z^2 - 87*y^2*z^2 + 29*z^3 - 87*y*z^3 - 29*z^4)*Zeta[3])/(6*y*z*(y + z)^3)) + G[0, 1, z]*(((-1/18*I)*Pi^3*(-7*y^3 - 39*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (Pi^2*(-22*y^3 + 44*y^4 - 22*y^5 - 134*y^2*z + 280*y^3*z - 150*y^4*z + 4*y^5*z - 3*y*z^2 + 140*y^2*z^2 - 147*y^3*z^2 + 4*y^4*z^2 + 2*z^3 + 5*y*z^3 - 13*y^2*z^3 - 12*y^3*z^3 - 6*z^4 + 8*y*z^4 - 20*y^2*z^4 + 2*z^5 - 8*y*z^5))/(72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + ((-y^3 - 9*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[0, 1, 0, y])/(6*y*z*(y + z)^3) + ((y^3 + 9*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[1, 1, 0, y])/(6*y*z*(y + z)^3) + ((y^3 + 6*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* Zeta[3])/(y*z*(y + z)^3)) + G[1, 1, y]* (((I/12)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(4*y^3 + 4*y^4 - 20*y^5 + 12*y^6 - 84*y^2*z + 106*y^3*z - 68*y^4*z + 46*y^5*z + 144*y*z^2 - 360*y^2*z^2 + 187*y^3*z^2 + 86*y^4*z^2 + 46*z^3 - 374*y*z^3 + 415*y^2*z^3 + 84*y^3*z^3 - 98*z^4 + 235*y*z^4 + 34*y^2*z^4 + 55*z^5 + 2*y*z^5))/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + ((-17*y^3 - 9*y^2*z + 17*y^3*z - 51*y*z^2 + 51*y^2*z^2 - 17*z^3 + 51*y*z^3 + 17*z^4)*Zeta[3])/(6*y*z*(y + z)^3)) + G[1, 0, y]*(((-1/72*I)*Pi^3*(-95*y^3 - 393*y^2*z + 95*y^3*z - 285*y*z^2 + 285*y^2*z^2 - 95*z^3 + 285*y*z^3 + 95*z^4))/ (y*z*(y + z)^3) + (2227*y^2 - 5654*y^3 + 4627*y^4 - 1200*y^5 - 9901*y*z + 32103*y^2*z - 30932*y^3*z + 8730*y^4*z - 4934*z^2 + 34473*y*z^2 - 53172*y^2*z^2 + 17120*y^3*z^2 + 11104*z^3 - 30977*y*z^3 + 6847*y^2*z^3 - 6170*z^4 - 343*y*z^4)/ (432*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + ((I/108)*Pi*(-487*y^2 + 992*y^3 - 523*y^4 + 18*y^5 - 5780*y*z + 17556*y^2*z - 15353*y^3*z + 3577*y^4*z - 2053*z^2 + 14424*y*z^2 - 20138*y^2*z^2 + 6057*y^3*z^2 + 4340*z^3 - 10835*y*z^3 + 3075*y^2*z^3 - 2287*z^4 + 577*y*z^4))/((-1 + y)*y*z*(-1 + y + z)* (y + z)^2) + (Pi^2*(388*y^3 - 794*y^4 + 424*y^5 - 18*y^6 + 2274*y^2*z - 6318*y^3*z + 5055*y^4*z - 1011*y^5*z + 2469*y*z^2 - 10062*y^2*z^2 + 10945*y^3*z^2 - 3025*y^4*z^2 + 712*z^3 - 6119*y*z^3 + 9871*y^2*z^3 - 3483*y^3*z^3 - 1452*z^4 + 4278*y*z^4 - 1845*y^2*z^4 + 721*z^5 - 394*y*z^5))/(72*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3) + (((-1/3*I)*Pi*(-1 + z))/(y*z) + (-3*y^3 - 64*y^2*z + 25*y^3*z + 36*y^4*z - 65*y*z^2 + 184*y^2*z^2 - 22*y^3*z^2 - 40*z^3 + 257*y*z^3 - 228*y^2*z^3 + 134*z^4 - 264*y*z^4 - 94*z^5)/(36*y*z^2*(-1 + y + z)*(y + z)^2))* G[1, 0, z] + (((I/3)*Pi*(-1 + z))/(y*z) + (3*y^3 + 64*y^2*z - 25*y^3*z - 36*y^4*z + 65*y*z^2 - 184*y^2*z^2 + 22*y^3*z^2 + 40*z^3 - 257*y*z^3 + 228*y^2*z^3 - 134*z^4 + 264*y*z^4 + 94*z^5)/(36*y*z^2*(-1 + y + z)*(y + z)^2))* G[1, 1 - y, z] + (((-1/3*I)*Pi*(-5*y^3 + 12*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4))/ (y*z*(y + z)^3) + (19*y^3 - 14*y^4 - 29*y^5 + 24*y^6 - 57*y^2*z + 88*y^3*z - 66*y^4*z + 35*y^5*z + 84*y*z^2 - 162*y^2*z^2 + 103*y^3*z^2 - 28*y^4*z^2 + 31*z^3 - 179*y*z^3 + 223*y^2*z^3 - 84*y^3*z^3 - 44*z^4 + 99*y*z^4 - 64*y^2*z^4 + 16*z^5 - 19*y*z^5)/ (12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, z] + (((I/6)*Pi*(-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (-96*y^4 + 288*y^5 - 288*y^6 + 96*y^7 - 371*y^3*z + 1132*y^4*z - 1151*y^5*z + 390*y^6*z - 291*y^2*z^2 + 1432*y^3*z^2 - 1890*y^4*z^2 + 749*y^5*z^2 - 336*y*z^3 + 1344*y^2*z^3 - 1832*y^3*z^3 + 842*y^4*z^3 - 83*z^4 + 631*y*z^4 - 1058*y^2*z^4 + 564*y^3*z^4 + 112*z^5 - 282*y*z^5 + 224*y^2*z^5 - 29*z^6 + 47*y*z^6)/(36*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, z] + ((((-2*I)/3)*Pi*(-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/ (y*z*(y + z)^3) + (-33*y^4 + 64*y^5 - 32*y^6 - 165*y^3*z + 323*y^4*z - 160*y^5*z - 341*y^2*z^2 + 763*y^3*z^2 - 404*y^4*z^2 - 195*y*z^3 + 807*y^2*z^3 - 554*y^3*z^3 - 42*z^4 + 353*y*z^4 - 394*y^2*z^4 + 50*z^5 - 134*y*z^5 - 18*z^6)/(12*y*z^2*(-1 + y + z)* (y + z)^3))*G[-y, 0, z] + ((((2*I)/3)*Pi*(-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (33*y^4 - 64*y^5 + 32*y^6 + 165*y^3*z - 323*y^4*z + 160*y^5*z + 341*y^2*z^2 - 763*y^3*z^2 + 404*y^4*z^2 + 195*y*z^3 - 807*y^2*z^3 + 554*y^3*z^3 + 42*z^4 - 353*y*z^4 + 394*y^2*z^4 - 50*z^5 + 134*y*z^5 + 18*z^6)/(12*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, z] + ((13*y^3 + 5*y^2*z - 13*y^3*z + 39*y*z^2 - 39*y^2*z^2 + 13*z^3 - 39*y*z^3 - 13*z^4)*G[0, 0, 0, z])/ (2*y*z*(y + z)^3) + (4*(-5*y^3 - 3*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4)*G[0, 0, 1 - y, z])/ (3*y*z*(y + z)^3) + ((-y^3 - 9*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[0, 1, 0, z])/(6*y*z*(y + z)^3) + ((y^3 + 9*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[0, 1, 1 - y, z])/(6*y*z*(y + z)^3) + ((-5*y^3 + 6*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4)*G[0, 1 - y, 0, z])/(3*y*z*(y + z)^3) + ((-4*y^3 - 3*y^4 + 3*y^5 + 3*y^2*z - y^3*z + 12*y^4*z - 12*y*z^2 + 14*y^3*z^2 - 4*z^3 + 21*y*z^3 + 8*z^4 - 9*y*z^4 - 4*z^5)* G[0, 1 - y, 1 - y, z])/(3*y*(-1 + z)*z*(y + z)^3) + ((4*y^3 + y^4 - y^5 - 10*y^2*z - 5*y^3*z - 4*y^4*z + 12*y*z^2 + y^2*z^2 - 2*y^3*z^2 + 4*z^3 - 23*y*z^3 + 8*y^2*z^3 - 8*z^4 + 11*y*z^4 + 4*z^5)*G[0, -y, 0, z])/(y*(-1 + z)*z*(y + z)^3) + ((-4*y^3 - y^4 + y^5 + 10*y^2*z + 5*y^3*z + 4*y^4*z - 12*y*z^2 - y^2*z^2 + 2*y^3*z^2 - 4*z^3 + 23*y*z^3 - 8*y^2*z^3 + 8*z^4 - 11*y*z^4 - 4*z^5)*G[0, -y, 1 - y, z])/(y*(-1 + z)*z*(y + z)^3) + (2*(-1 + z)*G[1, 0, 0, z])/(3*y*z) - (2*(-1 + z)*G[1, 0, 1 - y, z])/ (3*y*z) + ((1 - z)*G[1, 1 - y, 0, z])/(3*y*z) + ((-1 + z)*G[1, 1 - y, 1 - y, z])/(3*y*z) + ((-5*y^3 + 21*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4)*G[1 - y, 0, 0, z])/(6*y*z*(y + z)^3) + ((6*y^4 - 6*y^5 + 25*y^3*z - 24*y^4*z + 3*y^2*z^2 - 43*y^3*z^2 + 27*y*z^3 - 45*y^2*z^3 + 7*z^4 - 27*y*z^4 - 7*z^5)* G[1 - y, 0, 1 - y, z])/(6*y*z^2*(y + z)^3) + ((-y^3 + 6*y^4 - 6*y^5 + 3*y^2*z + 20*y^3*z - 24*y^4*z - 3*y*z^2 + 18*y^2*z^2 - 37*y^3*z^2 - z^3 + 12*y*z^3 - 27*y^2*z^3 + 2*z^4 - 9*y*z^4 - z^5)*G[1 - y, 1, 0, z])/(6*y*(-1 + z)*z*(y + z)^3) + ((y^3 - 6*y^4 + 6*y^5 - 3*y^2*z - 20*y^3*z + 24*y^4*z + 3*y*z^2 - 18*y^2*z^2 + 37*y^3*z^2 + z^3 - 12*y*z^3 + 27*y^2*z^3 - 2*z^4 + 9*y*z^4 + z^5)*G[1 - y, 1, 1 - y, z])/(6*y*(-1 + z)*z*(y + z)^3) + ((y^3 - y^4 + 3*y^2*z - 4*y^3*z - 6*y^2*z^2 + z^3 - 4*y*z^3 - z^4)* G[1 - y, 1 - y, 0, z])/(z^2*(y + z)^3) + ((12*y^4 - 12*y^5 + 35*y^3*z - 54*y^4*z + 6*y^5*z + 21*y^2*z^2 - 88*y^3*z^2 + 24*y^4*z^2 + 9*y*z^3 - 48*y^2*z^3 + 35*y^3*z^3 - z^4 - 12*y*z^4 + 21*y^2*z^4 + 2*z^5 + 3*y*z^5 - z^6)* G[1 - y, 1 - y, 1 - y, z])/(6*y*(-1 + z)*z^2*(y + z)^3) + ((10*y^3 + 3*y^4 - 3*y^5 + 12*y^2*z - 11*y^3*z - 12*y^4*z + 30*y*z^2 - 33*y^2*z^2 - 8*y^3*z^2 + 10*z^3 - 57*y*z^3 + 18*y^2*z^3 - 20*z^4 + 27*y*z^4 + 10*z^5)*G[1 - y, -y, 0, z])/(3*y*(-1 + z)*z*(y + z)^3) + ((-10*y^3 - 3*y^4 + 3*y^5 - 12*y^2*z + 11*y^3*z + 12*y^4*z - 30*y*z^2 + 33*y^2*z^2 + 8*y^3*z^2 - 10*z^3 + 57*y*z^3 - 18*y^2*z^3 + 20*z^4 - 27*y*z^4 - 10*z^5)*G[1 - y, -y, 1 - y, z])/ (3*y*(-1 + z)*z*(y + z)^3) + ((-3*y^4 + 3*y^5 - 23*y^3*z + 12*y^4*z + 21*y^2*z^2 + 32*y^3*z^2 - 45*y*z^3 + 54*y^2*z^3 - 14*z^4 + 45*y*z^4 + 14*z^5)*G[-y, 0, 0, z])/(3*y*z^2*(y + z)^3) - (2*(-2*y^3 + 5*y^2*z + 2*y^3*z - 6*y*z^2 + 6*y^2*z^2 - 2*z^3 + 6*y*z^3 + 2*z^4)*G[-y, 0, 1 - y, z])/(y*z*(y + z)^3) + ((3*y^4 - 3*y^5 + 14*y^3*z - 12*y^4*z - 6*y^2*z^2 - 23*y^3*z^2 + 18*y*z^3 - 27*y^2*z^3 + 5*z^4 - 18*y*z^4 - 5*z^5)* G[-y, 1 - y, 0, z])/(3*y*z^2*(y + z)^3) + ((-y^3 + 5*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[-y, 1 - y, 1 - y, z])/(y*z*(y + z)^3) + (2*(-3*y^4 + 3*y^5 + y^3*z + 12*y^4*z - 39*y^2*z^2 + 8*y^3*z^2 + 27*y*z^3 - 18*y^2*z^3 + 10*z^4 - 27*y*z^4 - 10*z^5)* G[-y, -y, 0, z])/(3*y*z^2*(y + z)^3) - (2*(-3*y^4 + 3*y^5 + y^3*z + 12*y^4*z - 39*y^2*z^2 + 8*y^3*z^2 + 27*y*z^3 - 18*y^2*z^3 + 10*z^4 - 27*y*z^4 - 10*z^5)* G[-y, -y, 1 - y, z])/(3*y*z^2*(y + z)^3) + ((-253*y^3 - 36*y^4 + 36*y^5 - 489*y^2*z + 398*y^3*z + 144*y^4*z - 759*y*z^2 + 1140*y^2*z^2 - 37*y^3*z^2 - 253*z^3 + 1482*y*z^3 - 615*y^2*z^3 + 506*z^4 - 723*y*z^4 - 253*z^5)*Zeta[3])/ (18*y*(-1 + z)*z*(y + z)^3)) + G[1 - y, 0, z]* (((I/18)*Pi^3*(-5*y^3 + 12*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4))/(y*z*(y + z)^3) + (Pi^2*(-19*y^3 + 14*y^4 + 29*y^5 - 24*y^6 + 57*y^2*z - 88*y^3*z + 66*y^4*z - 35*y^5*z - 84*y*z^2 + 162*y^2*z^2 - 103*y^3*z^2 + 28*y^4*z^2 - 31*z^3 + 179*y*z^3 - 223*y^2*z^3 + 84*y^3*z^3 + 44*z^4 - 99*y*z^4 + 64*y^2*z^4 - 16*z^5 + 19*y*z^5))/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + ((19*y^3 + 6*y^2*z - 19*y^3*z + 57*y*z^2 - 57*y^2*z^2 + 19*z^3 - 57*y*z^3 - 19*z^4)*G[0, 0, 0, y])/(3*y*z*(y + z)^3) + ((-3*y^4 + 3*y^5 - 25*y^3*z + 12*y^4*z - 15*y^2*z^2 + 34*y^3*z^2 - 51*y*z^3 + 60*y^2*z^3 - 16*z^4 + 51*y*z^4 + 16*z^5)*G[0, 1, 0, y])/ (3*y*z^2*(y + z)^3) + ((-6*y^4 + 6*y^5 - 31*y^3*z + 24*y^4*z + 9*y^2*z^2 + 49*y^3*z^2 - 45*y*z^3 + 63*y^2*z^3 - 13*z^4 + 45*y*z^4 + 13*z^5)*G[1, 0, 0, y])/(6*y*z^2*(y + z)^3) + (2*(-y^3 - 6*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[1, 1, 0, y])/(3*y*z*(y + z)^3) + ((6*y^4 - 6*y^5 + 73*y^3*z - 24*y^4*z + 93*y^2*z^2 - 91*y^3*z^2 + 171*y*z^3 - 189*y^2*z^3 + 55*z^4 - 171*y*z^4 - 55*z^5)*Zeta[3])/ (6*y*z^2*(y + z)^3)) + G[0, 1 - y, z]* ((((5*I)/18)*Pi^3*(-4*y^3 - 3*y^2*z + 4*y^3*z - 12*y*z^2 + 12*y^2*z^2 - 4*z^3 + 12*y*z^3 + 4*z^4))/(y*z*(y + z)^3) + (Pi^2*(-241*y^3 + 446*y^4 - 169*y^5 - 36*y^6 - 747*y^2*z + 2240*y^3*z - 1914*y^4*z + 421*y^5*z - 831*y*z^2 + 3384*y^2*z^2 - 4003*y^3*z^2 + 1468*y^4*z^2 - 259*z^3 + 1964*y*z^3 - 3385*y^2*z^3 + 1734*y^3*z^3 + 440*z^4 - 1314*y*z^4 + 928*y^2*z^4 - 187*z^5 + 205*y*z^5))/(216*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + ((((-5*I)/3)*Pi*(-4*y^3 - 3*y^2*z + 4*y^3*z - 12*y*z^2 + 12*y^2*z^2 - 4*z^3 + 12*y*z^3 + 4*z^4))/(y*z*(y + z)^3) + (241*y^3 - 446*y^4 + 169*y^5 + 36*y^6 + 747*y^2*z - 2240*y^3*z + 1914*y^4*z - 421*y^5*z + 831*y*z^2 - 3384*y^2*z^2 + 4003*y^3*z^2 - 1468*y^4*z^2 + 259*z^3 - 1964*y*z^3 + 3385*y^2*z^3 - 1734*y^3*z^3 - 440*z^4 + 1314*y*z^4 - 928*y^2*z^4 + 187*z^5 - 205*y*z^5)/(36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 0, y] + ((35*y^3 + 6*y^4 - 6*y^5 + 39*y^2*z - 52*y^3*z - 24*y^4*z + 105*y*z^2 - 126*y^2*z^2 - y^3*z^2 + 35*z^3 - 204*y*z^3 + 81*y^2*z^3 - 70*z^4 + 99*y*z^4 + 35*z^5)*G[0, 1, 0, y])/ (6*y*(-1 + z)*z*(y + z)^3) + ((20*y^3 + 3*y^4 - 3*y^5 + 21*y^2*z - 31*y^3*z - 12*y^4*z + 60*y*z^2 - 72*y^2*z^2 + 2*y^3*z^2 + 20*z^3 - 117*y*z^3 + 48*y^2*z^3 - 40*z^4 + 57*y*z^4 + 20*z^5)*G[1, 0, 0, y])/ (3*y*(-1 + z)*z*(y + z)^3) + ((-7*y^3 - 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4)*G[1, 1, 0, y])/ (2*y*z*(y + z)^3) + ((-17*y^3 - 2*y^4 + 2*y^5 - 27*y^2*z + 28*y^3*z + 8*y^4*z - 51*y*z^2 + 72*y^2*z^2 - 5*y^3*z^2 - 17*z^3 + 100*y*z^3 - 43*y^2*z^3 + 34*z^4 - 49*y*z^4 - 17*z^5)*Zeta[3])/ (2*y*(-1 + z)*z*(y + z)^3)) + G[-y, 1 - y, z]* (((-1/9*I)*Pi^3*(-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (Pi^2*(-33*y^4 + 64*y^5 - 32*y^6 - 165*y^3*z + 323*y^4*z - 160*y^5*z - 341*y^2*z^2 + 763*y^3*z^2 - 404*y^4*z^2 - 195*y*z^3 + 807*y^2*z^3 - 554*y^3*z^3 - 42*z^4 + 353*y*z^4 - 394*y^2*z^4 + 50*z^5 - 134*y*z^5 - 18*z^6))/(72*y*z^2*(-1 + y + z)*(y + z)^3) + ((-y^4 + y^5 + y^3*z + 4*y^4*z - 13*y^2*z^2 + 2*y^3*z^2 + 11*y*z^3 - 8*y^2*z^3 + 4*z^4 - 11*y*z^4 - 4*z^5)*G[0, 1, 0, y])/ (y*z^2*(y + z)^3) + ((-3*y^4 + 3*y^5 + 5*y^3*z + 12*y^4*z - 39*y^2*z^2 + 4*y^3*z^2 + 39*y*z^3 - 30*y^2*z^3 + 14*z^4 - 39*y*z^4 - 14*z^5)*G[1, 0, 0, y])/(3*y*z^2*(y + z)^3) + ((-3*y^4 + 3*y^5 - 5*y^3*z + 12*y^4*z - 9*y^2*z^2 + 14*y^3*z^2 + 9*y*z^3 + 4*z^4 - 9*y*z^4 - 4*z^5)*G[1, 1, 0, y])/ (3*y*z^2*(y + z)^3) - (2*(-3*y^4 + 3*y^5 - 2*y^3*z + 12*y^4*z - 24*y^2*z^2 + 11*y^3*z^2 + 18*y*z^3 - 9*y^2*z^3 + 7*z^4 - 18*y*z^4 - 7*z^5)*Zeta[3])/(3*y*z^2*(y + z)^3)) + G[1 - y, 1 - y, z]* (((-1/36*I)*Pi^3*(-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (Pi^2*(96*y^4 - 288*y^5 + 288*y^6 - 96*y^7 + 371*y^3*z - 1132*y^4*z + 1151*y^5*z - 390*y^6*z + 291*y^2*z^2 - 1432*y^3*z^2 + 1890*y^4*z^2 - 749*y^5*z^2 + 336*y*z^3 - 1344*y^2*z^3 + 1832*y^3*z^3 - 842*y^4*z^3 + 83*z^4 - 631*y*z^4 + 1058*y^2*z^4 - 564*y^3*z^4 - 112*z^5 + 282*y*z^5 - 224*y^2*z^5 + 29*z^6 - 47*y*z^6))/(216*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) + ((-y^4 + y^5 - 4*y^3*z + 4*y^4*z - y^2*z^2 + 8*y^3*z^2 - 4*y*z^3 + 5*y^2*z^3 - y^3*z^3 - z^4 + 7*y*z^4 - 3*y^2*z^4 + 2*z^5 - 3*y*z^5 - z^6)*G[0, 1, 0, y])/(y*(-1 + z)*z^2*(y + z)^3) + ((-6*y^4 + 6*y^5 - 25*y^3*z + 24*y^4*z - 3*y^2*z^2 + 50*y^3*z^2 - 27*y*z^3 + 30*y^2*z^3 - 7*y^3*z^3 - 7*z^4 + 48*y*z^4 - 21*y^2*z^4 + 14*z^5 - 21*y*z^5 - 7*z^6)*G[1, 0, 0, y])/(6*y*(-1 + z)*z^2* (y + z)^3) + ((-6*y + 6*y^2 + 7*z + 6*y*z - 7*z^2)*G[1, 1, 0, y])/ (6*y*z^2) + ((2*y^3 + y^4 - y^5 + 2*y^2*z - y^3*z - 4*y^4*z + 6*y*z^2 - 5*y^2*z^2 - 4*y^3*z^2 + 2*z^3 - 11*y*z^3 + 2*y^2*z^3 - 4*z^4 + 5*y*z^4 + 2*z^5)*Zeta[3])/(y*(-1 + z)*z*(y + z)^3)) + G[1 - y, 1, z]*(((I/9)*Pi^3*(-7*y^3 - 12*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (Pi^2*(-45*y^3 + 126*y^4 - 117*y^5 + 36*y^6 - 239*y^2*z + 712*y^3*z - 692*y^4*z + 219*y^5*z - 120*y*z^2 + 716*y^2*z^2 - 1016*y^3*z^2 + 426*y^4*z^2 - 33*z^3 + 285*y*z^3 - 594*y^2*z^3 + 360*y^3*z^3 + 48*z^4 - 168*y*z^4 + 138*y^2*z^4 - 15*z^5 + 21*y*z^5))/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + ((-y^3 + 6*y^4 - 6*y^5 + 3*y^2*z + 20*y^3*z - 24*y^4*z - 3*y*z^2 + 18*y^2*z^2 - 37*y^3*z^2 - z^3 + 12*y*z^3 - 27*y^2*z^3 + 2*z^4 - 9*y*z^4 - z^5)*G[0, 1, 0, y])/(6*y*(-1 + z)*z*(y + z)^3) + ((y^3 - 6*y^4 + 6*y^5 - 3*y^2*z - 20*y^3*z + 24*y^4*z + 3*y*z^2 - 18*y^2*z^2 + 37*y^3*z^2 + z^3 - 12*y*z^3 + 27*y^2*z^3 - 2*z^4 + 9*y*z^4 + z^5)*G[1, 1, 0, y])/(6*y*(-1 + z)*z*(y + z)^3) + ((7*y^3 + 6*y^4 - 6*y^5 + 3*y^2*z + 4*y^3*z - 24*y^4*z + 21*y*z^2 - 6*y^2*z^2 - 29*y^3*z^2 + 7*z^3 - 36*y*z^3 - 3*y^2*z^3 - 14*z^4 + 15*y*z^4 + 7*z^5)*Zeta[3])/(6*y*(-1 + z)*z*(y + z)^3)) + G[1, z]*((-65*Pi^4*(-1 + z))/(144*y*z) + ((I/108)*Pi^3*(-1 + z)*(-97*y^2 + 97*y^3 - 32*y*z + 183*y^2*z - 43*z^2 + 129*y*z^2 + 43*z^3))/(y*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-431*y^2 + 953*y^3 + 36*y^4 - 1699*y*z + 3452*y^2*z - 251*y^3*z - 602*z^2 + 4549*y*z^2 - 1725*y^2*z^2 + 1384*z^3 - 2220*y*z^3 - 782*z^4))/(1296*y*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(1 - z)*G[0, 0, y])/(36*y*z) + (Pi^2*(-1 + z)*G[1, 0, y])/ (36*y*z) + (((-1/3*I)*Pi*(-1 + z))/(y*z) + (-3*y^3 - 64*y^2*z + 25*y^3*z + 36*y^4*z - 65*y*z^2 + 184*y^2*z^2 - 22*y^3*z^2 - 40*z^3 + 257*y*z^3 - 228*y^2*z^3 + 134*z^4 - 264*y*z^4 - 94*z^5)/(36*y*z^2*(-1 + y + z)*(y + z)^2))* G[0, 1, 0, y] + (((I/3)*Pi*(-1 + z))/(y*z) + (3*y^3 + 64*y^2*z - 25*y^3*z - 36*y^4*z + 65*y*z^2 - 184*y^2*z^2 + 22*y^3*z^2 + 40*z^3 - 257*y*z^3 + 228*y^2*z^3 - 134*z^4 + 264*y*z^4 + 94*z^5)/(36*y*z^2*(-1 + y + z)*(y + z)^2))* G[1, 1, 0, y] + ((-1 + z)*G[0, 0, 1, 0, y])/(3*y*z) + ((-1 + z)*G[0, 1, 0, 0, y])/(6*y*z) + ((1 - z)*G[1, 0, 1, 0, y])/ (3*y*z) + ((1 - z)*G[1, 1, 0, 0, y])/(6*y*z) + ((((7*I)/3)*Pi*(-1 + z))/(y*z) + (-6*y^3 + 211*y^2*z - 253*y^3*z + 36*y^4*z + 278*y*z^2 - 898*y^2*z^2 + 403*y^3*z^2 + 169*z^3 - 929*y*z^3 + 867*y^2*z^3 - 392*z^4 + 723*y*z^4 + 223*z^5)/ (36*y*z^2*(-1 + y + z)*(y + z)^2))*Zeta[3]) + G[1 - y, z]*((Pi^2*(-652*y^3 + 2708*y^4 - 3460*y^5 + 1404*y^6 + 675*y^2*z - 1045*y^3*z - 972*y^4*z + 1342*y^5*z - 2766*y*z^2 + 3456*y^2*z^2 + 1778*y^3*z^2 - 2810*y^4*z^2 - 58*z^3 + 3254*y*z^3 + 128*y^2*z^3 - 4350*y^3*z^3 + 80*z^4 + 816*y*z^4 - 1922*y^2*z^4 - 22*z^5 - 320*y*z^5))/(1296*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - ((I/108)*Pi^3*(-110*y^3 + 220*y^4 - 110*y^5 - 231*y^2*z + 898*y^3*z - 969*y^4*z + 302*y^5*z - 339*y*z^2 + 1509*y^2*z^2 - 2078*y^3*z^2 + 917*y^4*z^2 - 110*z^3 + 943*y*z^3 - 1853*y^2*z^3 + 1047*y^3*z^3 + 220*z^4 - 744*y*z^4 + 551*y^2*z^4 - 110*z^5 + 119*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (Pi^4*(6*y^4 - 6*y^5 + 1481*y^3*z + 114*y^4*z - 138*y^5*z + 819*y^2*z^2 - 2548*y^3*z^2 - 552*y^4*z^2 + 4395*y*z^3 - 4800*y^2*z^3 + 635*y^3*z^3 + 1463*z^4 - 8646*y*z^4 + 3837*y^2*z^4 - 2926*z^5 + 4251*y*z^5 + 1463*z^6))/(2160*y*(-1 + z)*z^2* (y + z)^3) + (Pi^2*(6*y^4 - 6*y^5 + 23*y^3*z - 24*y^4*z - 3*y^2*z^2 - 41*y^3*z^2 + 21*y*z^3 - 39*y^2*z^3 + 5*z^4 - 21*y*z^4 - 5*z^5)*G[0, 0, y])/(36*y*z^2*(y + z)^3) + (Pi^2*(-6*y^4 + 6*y^5 - 25*y^3*z + 24*y^4*z + 9*y^2*z^2 + 43*y^3*z^2 - 27*y*z^3 + 45*y^2*z^3 - 7*z^4 + 27*y*z^4 + 7*z^5)*G[0, 1, y])/ (36*y*z^2*(y + z)^3) + ((Pi^2*(-12*y^4 + 12*y^5 + 223*y^3*z + 48*y^4*z + 129*y^2*z^2 - 187*y^3*z^2 + 765*y*z^3 - 729*y^2*z^3 + 259*z^4 - 765*y*z^4 - 259*z^5))/(72*y*z^2*(y + z)^3) + ((I/18)*Pi*(-110*y^3 + 220*y^4 - 110*y^5 - 231*y^2*z + 898*y^3*z - 969*y^4*z + 302*y^5*z - 339*y*z^2 + 1509*y^2*z^2 - 2078*y^3*z^2 + 917*y^4*z^2 - 110*z^3 + 943*y*z^3 - 1853*y^2*z^3 + 1047*y^3*z^3 + 220*z^4 - 744*y*z^4 + 551*y^2*z^4 - 110*z^5 + 119*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (652*y^3 - 2708*y^4 + 3460*y^5 - 1404*y^6 - 675*y^2*z + 1045*y^3*z + 972*y^4*z - 1342*y^5*z + 2766*y*z^2 - 3456*y^2*z^2 - 1778*y^3*z^2 + 2810*y^4*z^2 + 58*z^3 - 3254*y*z^3 - 128*y^2*z^3 + 4350*y^3*z^3 - 80*z^4 - 816*y*z^4 + 1922*y^2*z^4 + 22*z^5 + 320*y*z^5)/(216*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 0, y] + (Pi^2*(11*y^3 + 3*y^2*z - 11*y^3*z + 33*y*z^2 - 33*y^2*z^2 + 11*z^3 - 33*y*z^3 - 11*z^4)*G[1, 1, y])/(36*y*z*(y + z)^3) + (((-1/3*I)*Pi*(-19*y^3 - 12*y^2*z + 19*y^3*z - 57*y*z^2 + 57*y^2*z^2 - 19*z^3 + 57*y*z^3 + 19*z^4))/(y*z*(y + z)^3) + (32*y^4 - 96*y^5 + 96*y^6 - 32*y^7 + 175*y^3*z - 510*y^4*z + 495*y^5*z - 160*y^6*z + 299*y^2*z^2 - 1140*y^3*z^2 + 1324*y^4*z^2 - 483*y^5*z^2 + 245*y*z^3 - 1220*y^2*z^3 + 1767*y^3*z^3 - 804*y^4*z^3 + 67*z^4 - 588*y*z^4 + 1185*y^2*z^4 - 700*y^3*z^4 - 116*z^5 + 392*y*z^5 - 312*y^2*z^5 + 49*z^6 - 61*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + (((-1/6*I)*Pi*(-41*y^3 - 15*y^2*z + 41*y^3*z - 123*y*z^2 + 123*y^2*z^2 - 41*z^3 + 123*y*z^3 + 41*z^4))/ (y*z*(y + z)^3) + (48*y^4 - 144*y^5 + 144*y^6 - 48*y^7 + 272*y^3*z - 775*y^4*z + 734*y^5*z - 231*y^6*z + 393*y^2*z^2 - 1636*y^3*z^2 + 1989*y^4*z^2 - 746*y^5*z^2 + 387*y*z^3 - 1914*y^2*z^3 + 2861*y^3*z^3 - 1352*y^4*z^3 + 110*z^4 - 1021*y*z^4 + 2135*y^2*z^4 - 1278*y^3*z^4 - 220*z^5 + 783*y*z^5 - 617*y^2*z^5 + 110*z^6 - 128*y*z^6)/(18*(-1 + y)*y*z^2*(-1 + y + z)* (y + z)^3))*G[1, 0, 0, y] + ((((-7*I)/2)*Pi*(-1 + z))/(y*z) + (61*y^3 - 194*y^4 + 205*y^5 - 72*y^6 + 741*y^2*z - 1892*y^3*z + 1623*y^4*z - 472*y^5*z + 147*y*z^2 - 1560*y^2*z^2 + 2422*y^3*z^2 - 1000*y^4*z^2 + 25*z^3 - 524*y*z^3 + 1450*y^2*z^3 - 924*y^3*z^3 - 104*z^4 + 507*y*z^4 - 376*y^2*z^4 + 61*z^5 - 52*y*z^5)/ (36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + ((3*y^3 - y^4 + y^5 - y^2*z - 9*y^3*z + 4*y^4*z + 9*y*z^2 - 11*y^2*z^2 + 9*y^3*z^2 + 3*z^3 - 19*y*z^3 + 13*y^2*z^3 - 6*z^4 + 10*y*z^4 + 3*z^5)*G[0, 0, 1, 0, y])/(y*(-1 + z)*z*(y + z)^3) + ((20*y^3 + 3*y^4 - 3*y^5 + 9*y^2*z - 31*y^3*z - 12*y^4*z + 60*y*z^2 - 60*y^2*z^2 + 2*y^3*z^2 + 20*z^3 - 117*y*z^3 + 48*y^2*z^3 - 40*z^4 + 57*y*z^4 + 20*z^5)*G[0, 1, 0, 0, y])/(3*y*(-1 + z)*z*(y + z)^3) + ((6*y^4 - 6*y^5 + 25*y^3*z - 24*y^4*z - 9*y^2*z^2 - 43*y^3*z^2 + 27*y*z^3 - 45*y^2*z^3 + 7*z^4 - 27*y*z^4 - 7*z^5)*G[0, 1, 1, 0, y])/ (6*y*z^2*(y + z)^3) + ((-19*y^3 - 6*y^2*z + 19*y^3*z - 57*y*z^2 + 57*y^2*z^2 - 19*z^3 + 57*y*z^3 + 19*z^4)*G[1, 0, 0, 0, y])/ (3*y*z*(y + z)^3) + ((6*y^4 - 6*y^5 + 25*y^3*z - 24*y^4*z - 9*y^2*z^2 - 43*y^3*z^2 + 27*y*z^3 - 45*y^2*z^3 + 7*z^4 - 27*y*z^4 - 7*z^5)*G[1, 0, 1, 0, y])/(6*y*z^2*(y + z)^3) + ((3*y^4 - 3*y^5 + y^3*z - 12*y^4*z - 27*y^2*z^2 - 10*y^3*z^2 - 21*y*z^3 + 12*y^2*z^3 - 8*z^4 + 21*y*z^4 + 8*z^5)*G[1, 1, 0, 0, y])/ (3*y*z^2*(y + z)^3) + ((-11*y^3 - 3*y^2*z + 11*y^3*z - 33*y*z^2 + 33*y^2*z^2 - 11*z^3 + 33*y*z^3 + 11*z^4)*G[1, 1, 1, 0, y])/ (6*y*z*(y + z)^3) + ((((4*I)/3)*Pi*(-7*y^3 - 12*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/ (y*z*(y + z)^3) + (-32*y^4 + 96*y^5 - 96*y^6 + 32*y^7 - 189*y^3*z + 568*y^4*z - 569*y^5*z + 190*y^6*z - 583*y^2*z^2 + 1820*y^3*z^2 - 1863*y^4*z^2 + 626*y^5*z^2 - 281*y*z^3 + 1684*y^2*z^3 - 2434*y^3*z^3 + 1040*y^4*z^3 - 69*z^4 + 670*y*z^4 - 1430*y^2*z^4 + 856*y^3*z^4 + 120*z^5 - 431*y*z^5 + 338*y^2*z^5 - 45*z^6 + 54*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))*Zeta[3]) + G[0, z]*((1439*Pi^4*(-1 + z))/(8640*y*z) + ((I/1296)*Pi*(8053*y - 21780*y^2 + 8053*z - 69890*y*z + 22104*y^2*z - 20894*z^2 + 62161*y*z^2 + 12841*z^3))/(y*(-1 + z)*z*(y + z)) + (185333*y - 647136*y^2 + 185333*z - 1544032*y*z + 686016*y^2*z - 379954*z^2 + 1397579*y*z^2 + 194621*z^3)/(23328*y*(-1 + z)*z* (y + z)) + (Pi^2*(22828*y^2 - 55214*y^3 + 41944*y^4 - 9558*y^5 + 45656*y*z - 165912*y^2*z + 184421*y^3*z - 64165*y^4*z + 22828*z^2 - 175740*y*z^2 + 286979*y^2*z^2 - 134823*y^3*z^2 - 51596*z^3 + 158744*y*z^3 - 108660*y^2*z^3 + 27688*z^4 - 28444*y*z^4))/ (3888*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2) - ((I/432)*Pi^3*(-1229*y^2 + 2458*y^3 - 1229*y^4 - 2458*y*z + 6846*y^2*z - 5329*y^3*z + 941*y^4*z - 1229*z^2 + 7614*y*z^2 - 9856*y^2*z^2 + 3543*y^3*z^2 + 2578*z^3 - 6373*y*z^3 + 3939*y^2*z^3 - 1265*z^4 + 1337*y*z^4))/((-1 + y)*y*z*(-1 + y + z)* (y + z)^2) + ((-179*Pi^2*(-1 + z))/(36*y*z) + ((I/36)*Pi*(-508*y^2 + 1016*y^3 - 508*y^4 - 1016*y*z + 3696*y^2*z - 3839*y^3*z + 1159*y^4*z - 508*z^2 + 3048*y*z^2 - 5042*y^2*z^2 + 2583*y^3*z^2 + 1016*z^3 - 2867*y*z^3 + 2013*y^2*z^3 - 508*z^4 + 589*y*z^4))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + (-286*y^2 + 185*y^3 + 479*y^4 - 378*y^5 - 572*y*z + 4200*y^2*z - 6473*y^3*z + 2845*y^4*z - 286*z^2 + 1581*y*z^2 - 7019*y^2*z^2 + 6417*y^3*z^2 + 806*z^3 - 3827*y*z^3 + 4407*y^2*z^3 - 520*z^4 + 1213*y*z^4)/(108*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2))* G[0, 0, y] + (Pi^2*y*G[0, 1, y])/(3*(y + z)^3) + ((Pi^2*(-139*y^3 - 135*y^2*z + 139*y^3*z - 417*y*z^2 + 417*y^2*z^2 - 139*z^3 + 417*y*z^3 + 139*z^4))/(36*y*z*(y + z)^3) + (-478*y^3 + 1712*y^4 - 1990*y^5 + 756*y^6 + 3303*y^2*z - 10429*y^3*z + 9726*y^4*z - 2600*y^5*z + 636*y*z^2 - 11178*y^2*z^2 + 21212*y^3*z^2 - 10418*y^4*z^2 + 890*z^3 - 4510*y*z^3 + 15044*y^2*z^3 - 10668*y^3*z^3 - 1438*z^4 + 6456*y*z^4 - 4262*y^2*z^4 + 908*z^5 - 656*y*z^5)/ (216*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - ((I/18)*Pi*(-164*y^3 + 328*y^4 - 164*y^5 - 474*y^2*z + 1543*y^3*z - 1440*y^4*z + 371*y^5*z - 609*y*z^2 + 2499*y^2*z^2 - 3050*y^3*z^2 + 1142*y^4*z^2 - 191*z^3 + 1528*y*z^3 - 2726*y^2*z^3 + 1335*y^3*z^3 + 352*z^4 - 1134*y*z^4 + 728*y^2*z^4 - 182*z^5 + 164*y*z^5))/((-1 + y)*y*z*(-1 + y + z)* (y + z)^3))*G[1, 0, y] + (Pi^2*(y^3 + 15*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[1, 1, y])/(36*y*z*(y + z)^3) + ((((-19*I)/2)*Pi*(-1 + z))/(y*z) + (449*y^2 - 898*y^3 + 449*y^4 + 898*y*z - 3306*y^2*z + 3481*y^3*z - 1073*y^4*z + 449*z^2 - 2694*y*z^2 + 4534*y^2*z^2 - 2379*y^3*z^2 - 898*z^3 + 2563*y*z^3 - 1845*y^2*z^3 + 449*z^4 - 539*y*z^4)/(36*(-1 + y)*y*z*(-1 + y + z)* (y + z)^2))*G[0, 0, 0, y] + (((I/6)*Pi*(-13*y^3 - 111*y^2*z + 13*y^3*z - 39*y*z^2 + 39*y^2*z^2 - 13*z^3 + 39*y*z^3 + 13*z^4))/(y*z*(y + z)^3) + (-185*y^3 + 334*y^4 - 113*y^5 - 36*y^6 - 525*y^2*z + 1684*y^3*z - 1458*y^4*z + 299*y^5*z - 645*y*z^2 + 2694*y^2*z^2 - 3293*y^3*z^2 + 1262*y^4*z^2 - 221*z^3 + 1750*y*z^3 - 3251*y^2*z^3 + 1776*y^3*z^3 + 490*z^4 - 1578*y*z^4 + 1142*y^2*z^4 - 275*z^5 + 293*y*z^5)/(36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + (((I/3)*Pi*(-25*y^3 - 21*y^2*z + 25*y^3*z - 75*y*z^2 + 75*y^2*z^2 - 25*z^3 + 75*y*z^3 + 25*z^4))/ (y*z*(y + z)^3) + (-395*y^3 + 790*y^4 - 395*y^5 - 1185*y^2*z + 3742*y^3*z - 3387*y^4*z + 830*y^5*z - 1455*y*z^2 + 5928*y^2*z^2 - 7079*y^3*z^2 + 2570*y^4*z^2 - 449*z^3 + 3592*y*z^3 - 6287*y^2*z^3 + 3036*y^3*z^3 + 832*z^4 - 2622*y*z^4 + 1682*y^2*z^4 - 422*z^5 + 386*y*z^5)/(36*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3))*G[1, 0, 0, y] + (((-I)*Pi*(-y^3 + 6*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4))/(y*z*(y + z)^3) + (77*y^3 - 118*y^4 + 5*y^5 + 36*y^6 - 165*y^2*z + 188*y^3*z - 45*y^4*z + 22*y^5*z + 240*y*z^2 - 456*y^2*z^2 + 353*y^3*z^2 - 164*y^4*z^2 + 95*z^3 - 481*y*z^3 + 641*y^2*z^3 - 336*y^3*z^3 - 106*z^4 + 297*y*z^4 - 272*y^2*z^4 + 59*z^5 - 86*y*z^5)/(36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, y] + (53*(-1 + z)*G[0, 0, 0, 0, y])/(6*y*z) + ((35*y^3 + 51*y^2*z - 35*y^3*z + 105*y*z^2 - 105*y^2*z^2 + 35*z^3 - 105*y*z^3 - 35*z^4)*G[0, 0, 1, 0, y])/(6*y*z*(y + z)^3) + ((7*y^3 + 57*y^2*z - 7*y^3*z + 21*y*z^2 - 21*y^2*z^2 + 7*z^3 - 21*y*z^3 - 7*z^4)*G[0, 1, 0, 0, y])/(3*y*z*(y + z)^3) - (2*y*G[0, 1, 1, 0, y])/(y + z)^3 + ((8*y^3 + 7*y^2*z - 8*y^3*z + 24*y*z^2 - 24*y^2*z^2 + 8*z^3 - 24*y*z^3 - 8*z^4)*G[1, 0, 0, 0, y])/(y*z*(y + z)^3) + ((-17*y^3 - 9*y^2*z + 17*y^3*z - 51*y*z^2 + 51*y^2*z^2 - 17*z^3 + 51*y*z^3 + 17*z^4)*G[1, 0, 1, 0, y])/(3*y*z*(y + z)^3) + ((-3*y^3 + 13*y^2*z + 3*y^3*z - 9*y*z^2 + 9*y^2*z^2 - 3*z^3 + 9*y*z^3 + 3*z^4)*G[1, 1, 0, 0, y])/(2*y*z*(y + z)^3) + ((-y^3 - 15*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[1, 1, 1, 0, y])/(6*y*z*(y + z)^3) + ((((-329*I)/18)*Pi*(-1 + z))/(y*z) + (-545*y^2 + 1054*y^3 - 473*y^4 - 36*y^5 - 1090*y*z + 4331*y^2*z - 4745*y^3*z + 1468*y^4*z + 36*y^5*z - 545*z^2 + 4420*y*z^2 - 8926*y^2*z^2 + 6100*y^3*z^2 - 1004*y^4*z^2 + 1683*z^3 - 6319*y*z^3 + 7099*y^2*z^3 - 2418*y^3*z^3 - 1665*z^4 + 3570*y*z^4 - 1950*y^2*z^4 + 527*z^5 - 572*y*z^5)/(36*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2))* Zeta[3] + G[1, y]*(((I/6)*Pi^3*(-y^3 + 6*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4))/(y*z*(y + z)^3) + (Pi^2*(-77*y^3 + 118*y^4 - 5*y^5 - 36*y^6 + 165*y^2*z - 188*y^3*z + 45*y^4*z - 22*y^5*z - 240*y*z^2 + 456*y^2*z^2 - 353*y^3*z^2 + 164*y^4*z^2 - 95*z^3 + 481*y*z^3 - 641*y^2*z^3 + 336*y^3*z^3 + 106*z^4 - 297*y*z^4 + 272*y^2*z^4 - 59*z^5 + 86*y*z^5))/ (216*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - (5*(-2*y^3 - 3*y^2*z + 2*y^3*z - 6*y*z^2 + 6*y^2*z^2 - 2*z^3 + 6*y*z^3 + 2*z^4)*Zeta[3])/(y*z*(y + z)^3))) + G[1, y]*((Pi^4*(122*y^3 + 36*y^4 - 36*y^5 - 531*y^2*z - 136*y^3*z - 144*y^4*z + 366*y*z^2 + 273*y^2*z^2 - 94*y^3*z^2 + 122*z^3 - 696*y*z^3 + 222*y^2*z^3 - 244*z^4 + 330*y*z^4 + 122*z^5))/ (540*y*(-1 + z)*z*(y + z)^3) + (Pi^2*(-266*y^3 + 1504*y^4 - 2210*y^5 + 972*y^6 + 996*y^2*z - 1964*y^3*z + 489*y^4*z + 479*y^5*z - 2616*y*z^2 + 4584*y^2*z^2 + 649*y^3*z^2 - 4210*y^4*z^2 + 157*z^3 + 4783*y*z^3 - 2360*y^2*z^3 - 7359*y^3*z^3 + 766*z^4 - 513*y*z^4 - 5032*y^2*z^4 - 203*z^5 - 1390*y*z^5))/(1296*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - ((I/108)*Pi^3*(-67*y^3 + 134*y^4 - 67*y^5 + 60*y^2*z + 8*y^3*z - 165*y^4*z + 97*y^5*z + 6*y*z^2 - 51*y^2*z^2 - 187*y^3*z^2 + 313*y^4*z^2 - 13*z^3 - 67*y*z^3 - 88*y^2*z^3 + 411*y^3*z^3 - 34*z^4 + 6*y*z^4 + 271*y^2*z^4 + 5*z^5 + 76*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(y^3 - 3*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[0, 0, z])/(6*y*z*(y + z)^3) + (Pi^2*(-y^3 - 9*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[0, 1, z])/(36*y*z*(y + z)^3) + (Pi^2*(7*y^3 + 15*y^2*z - 7*y^3*z + 21*y*z^2 - 21*y^2*z^2 + 7*z^3 - 21*y*z^3 - 7*z^4)*G[0, 1 - y, z])/(12*y*z*(y + z)^3) + (Pi^2*(4*y^3 + y^4 - y^5 - 10*y^2*z - 5*y^3*z - 4*y^4*z + 12*y*z^2 + y^2*z^2 - 2*y^3*z^2 + 4*z^3 - 23*y*z^3 + 8*y^2*z^3 - 8*z^4 + 11*y*z^4 + 4*z^5)*G[0, -y, z])/(6*y*(-1 + z)*z*(y + z)^3) + (Pi^2*(-1 + z)*G[1, 0, z])/(18*y*z) + (Pi^2*(y^3 + 6*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[1 - y, 0, z])/(9*y*z*(y + z)^3) + (Pi^2*(-y^3 + 6*y^4 - 6*y^5 + 3*y^2*z + 20*y^3*z - 24*y^4*z - 3*y*z^2 + 18*y^2*z^2 - 37*y^3*z^2 - z^3 + 12*y*z^3 - 27*y^2*z^3 + 2*z^4 - 9*y*z^4 - z^5)*G[1 - y, 1, z])/(36*y*(-1 + z)*z* (y + z)^3) + (Pi^2*(6*y - 6*y^2 - 7*z - 6*y*z + 7*z^2)* G[1 - y, 1 - y, z])/(36*y*z^2) + (Pi^2*(10*y^3 + 3*y^4 - 3*y^5 + 12*y^2*z - 11*y^3*z - 12*y^4*z + 30*y*z^2 - 33*y^2*z^2 - 8*y^3*z^2 + 10*z^3 - 57*y*z^3 + 18*y^2*z^3 - 20*z^4 + 27*y*z^4 + 10*z^5)*G[1 - y, -y, z])/ (18*y*(-1 + z)*z*(y + z)^3) + (Pi^2*(-3*y^4 + 3*y^5 - 14*y^3*z + 12*y^4*z + 6*y^2*z^2 + 23*y^3*z^2 - 18*y*z^3 + 27*y^2*z^3 - 5*z^4 + 18*y*z^4 + 5*z^5)*G[-y, 0, z])/(18*y*z^2*(y + z)^3) + (Pi^2*(3*y^4 - 3*y^5 + 5*y^3*z - 12*y^4*z + 9*y^2*z^2 - 14*y^3*z^2 - 9*y*z^3 - 4*z^4 + 9*y*z^4 + 4*z^5)*G[-y, 1 - y, z])/ (18*y*z^2*(y + z)^3) + (Pi^2*(-3*y^4 + 3*y^5 + y^3*z + 12*y^4*z - 39*y^2*z^2 + 8*y^3*z^2 + 27*y*z^3 - 18*y^2*z^3 + 10*z^4 - 27*y*z^4 - 10*z^5)*G[-y, -y, z])/(9*y*z^2*(y + z)^3) + (((I/3)*Pi*(-35*y^3 - 69*y^2*z + 35*y^3*z - 105*y*z^2 + 105*y^2*z^2 - 35*z^3 + 105*y*z^3 + 35*z^4))/(y*z*(y + z)^3) + (-421*y^3 + 914*y^4 - 565*y^5 + 72*y^6 - 2049*y^2*z + 5564*y^3*z - 4593*y^4*z + 1078*y^5*z - 1389*y*z^2 + 6630*y^2*z^2 - 8077*y^3*z^2 + 2818*y^4*z^2 - 403*z^3 + 3350*y*z^3 - 5977*y^2*z^3 + 2976*y^3*z^3 + 728*z^4 - 2232*y*z^4 + 1450*y^2*z^4 - 304*z^5 + 286*y*z^5)/(36*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3))*Zeta[3] + G[1, z]*(((-1/18*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-3*y^3 - 64*y^2*z + 25*y^3*z + 36*y^4*z - 65*y*z^2 + 184*y^2*z^2 - 22*y^3*z^2 - 40*z^3 + 257*y*z^3 - 228*y^2*z^3 + 134*z^4 - 264*y*z^4 - 94*z^5))/(216*y*z^2*(-1 + y + z)* (y + z)^2) + ((-1 + z)*Zeta[3])/(2*y*z)) + G[-y, z]*(((-1/9*I)*Pi^3*(-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (Pi^2*(-33*y^4 + 64*y^5 - 32*y^6 - 165*y^3*z + 323*y^4*z - 160*y^5*z - 341*y^2*z^2 + 763*y^3*z^2 - 404*y^4*z^2 - 195*y*z^3 + 807*y^2*z^3 - 554*y^3*z^3 - 42*z^4 + 353*y*z^4 - 394*y^2*z^4 + 50*z^5 - 134*y*z^5 - 18*z^6))/(72*y*z^2*(-1 + y + z)*(y + z)^3) - (2*(-3*y^4 + 3*y^5 - 2*y^3*z + 12*y^4*z - 24*y^2*z^2 + 11*y^3*z^2 + 18*y*z^3 - 9*y^2*z^3 + 7*z^4 - 18*y*z^4 - 7*z^5)*Zeta[3])/ (3*y*z^2*(y + z)^3)) + G[1 - y, z]*((((7*I)/12)*Pi^3*(-1 + z))/ (y*z) + (Pi^2*(-61*y^3 + 194*y^4 - 205*y^5 + 72*y^6 - 741*y^2*z + 1892*y^3*z - 1623*y^4*z + 472*y^5*z - 147*y*z^2 + 1560*y^2*z^2 - 2422*y^3*z^2 + 1000*y^4*z^2 - 25*z^3 + 524*y*z^3 - 1450*y^2*z^3 + 924*y^3*z^3 + 104*z^4 - 507*y*z^4 + 376*y^2*z^4 - 61*z^5 + 52*y*z^5))/(216*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + ((-6*y^4 + 6*y^5 - 37*y^3*z + 24*y^4*z - 33*y^2*z^2 + 55*y^3*z^2 - 63*y*z^3 + 81*y^2*z^3 - 19*z^4 + 63*y*z^4 + 19*z^5)*Zeta[3])/ (6*y*z^2*(y + z)^3))) + G[0, y]*((Pi^4*(1439 - 576*y + 576*y^2 - 2878*z + 576*y*z + 1439*z^2))/ (8640*y*(-1 + z)*z) + ((I/1296)*Pi*(8053*y - 12373*y^2 + 4320*y^3 + 8053*z + 6790*y*z + 39643*y^2*z - 8053*z^2 + 62539*y*z^2))/ ((-1 + y)*y*z*(y + z)) + (185333*y - 328865*y^2 + 143532*y^3 + 185333*z + 2744*y*z + 861737*y^2*z - 185333*z^2 + 1235147*y*z^2)/ (23328*(-1 + y)*y*z*(y + z)) - ((I/432)*Pi^3*(-1229*y^2 + 2458*y^3 - 1229*y^4 - 2458*y*z + 6726*y^2*z - 5920*y^3*z + 1652*y^4*z - 1229*z^2 + 7374*y*z^2 - 11002*y^2*z^2 + 5892*y^3*z^2 + 2458*z^3 - 6892*y*z^3 + 6504*y^2*z^3 - 1229*z^4 + 2264*y*z^4))/((-1 + y)*y*z*(-1 + y + z)* (y + z)^2) + (Pi^2*(-22828*y^2 + 72075*y^3 - 80013*y^4 + 35113*y^5 - 4347*y^6 - 45656*y*z + 156974*y^2*z - 244790*y^3*z + 201174*y^4*z - 67702*y^5*z - 22828*z^2 + 142273*y*z^2 - 366464*y^2*z^2 + 460331*y^3*z^2 - 213258*y^4*z^2 + 43928*z^3 - 195895*y*z^3 + 386150*y^2*z^3 - 234075*y^3*z^3 - 21100*z^4 + 105326*y*z^4 - 84172*y^2*z^4))/(3888*(-1 + y)^2*y*z*(-1 + y + z)*(y + z)^2) + ((-179*Pi^2*(-1 + z))/(36*y*z) + ((I/18)*Pi*(-254*y^2 + 508*y^3 - 254*y^4 - 508*y*z + 1848*y^2*z - 1888*y^3*z + 548*y^4*z - 254*z^2 + 1524*y*z^2 - 2458*y^2*z^2 + 1197*y^3*z^2 + 508*z^3 - 1402*y*z^3 + 912*y^2*z^3 - 254*z^4 + 263*y*z^4))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + (-286*y^2 + 635*y^3 - 412*y^4 + 63*y^5 - 572*y*z + 5478*y^2*z - 9164*y^3*z + 4258*y^4*z - 286*z^2 + 2463*y*z^2 - 9458*y^2*z^2 + 7452*y^3*z^2 + 860*z^3 - 4520*y*z^3 + 4002*y^2*z^3 - 574*z^4 + 745*y*z^4)/(108*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2))*G[0, 0, z] + (Pi^2*(-y^3 - 5*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[0, 1, z])/(12*y*z*(y + z)^3) + (Pi^2*(-13*y^3 - 6*y^4 + 6*y^5 + 3*y^2*z + 8*y^3*z + 24*y^4*z - 39*y*z^2 + 18*y^2*z^2 + 23*y^3*z^2 - 13*z^3 + 72*y*z^3 - 15*y^2*z^3 + 26*z^4 - 33*y*z^4 - 13*z^5)*G[0, 1 - y, z])/ (36*y*(-1 + z)*z*(y + z)^3) + ((41*Pi^2*(-1 + z))/(72*y*z) + (-158*y^2 + 203*y^3 - y*z + 536*y^2*z - 303*y^3*z - 65*z^2 + 259*y*z^2 - 578*y^2*z^2 + 148*z^3 - 358*y*z^3 - 83*z^4)/ (36*y*z*(-1 + y + z)*(y + z)^2) - ((I/6)*Pi*(27*y^2 - 27*y^3 + 27*y*z - 90*y^2*z + 44*y^3*z + 18*z^2 - 81*y*z^2 + 97*y^2*z^2 - 36*z^3 + 71*y*z^3 + 18*z^4))/ (y*z*(-1 + y + z)*(y + z)^2))*G[1, 0, z] + (Pi^2*(-1 + z)*G[1, 1, z])/(18*y*z) + (Pi^2*(-1 + z)*G[1, 1 - y, z])/ (36*y*z) + ((Pi^2*(4*y^4 - 4*y^5 - 67*y^3*z - 16*y^4*z - 37*y^2*z^2 + 55*y^3*z^2 - 233*y*z^3 + 221*y^2*z^3 - 79*z^4 + 233*y*z^4 + 79*z^5))/(24*y*z^2*(y + z)^3) + (-652*y^3 + 2708*y^4 - 3460*y^5 + 1404*y^6 + 675*y^2*z - 1045*y^3*z - 972*y^4*z + 1342*y^5*z - 2766*y*z^2 + 3456*y^2*z^2 + 1778*y^3*z^2 - 2810*y^4*z^2 - 58*z^3 + 3254*y*z^3 + 128*y^2*z^3 - 4350*y^3*z^3 + 80*z^4 + 816*y*z^4 - 1922*y^2*z^4 - 22*z^5 - 320*y*z^5)/(216*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3) - ((I/18)*Pi*(-110*y^3 + 220*y^4 - 110*y^5 - 231*y^2*z + 898*y^3*z - 969*y^4*z + 302*y^5*z - 339*y*z^2 + 1509*y^2*z^2 - 2078*y^3*z^2 + 917*y^4*z^2 - 110*z^3 + 943*y*z^3 - 1853*y^2*z^3 + 1047*y^3*z^3 + 220*z^4 - 744*y*z^4 + 551*y^2*z^4 - 110*z^5 + 119*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, z] + (Pi^2*(-2*y^3 - 3*y^4 + 3*y^5 - 3*y^2*z - 5*y^3*z + 12*y^4*z - 6*y*z^2 + 16*y^3*z^2 - 2*z^3 + 9*y*z^3 + 6*y^2*z^3 + 4*z^4 - 3*y*z^4 - 2*z^5)*G[1 - y, 1, z])/(18*y*(-1 + z)*z* (y + z)^3) + (Pi^2*(2*y^3 - 2*y^4 + 6*y^2*z - 9*y^3*z + y^4*z + 3*y*z^2 - 15*y^2*z^2 + 4*y^3*z^2 + 2*z^3 - 8*y*z^3 + 6*y^2*z^3 - 3*z^4 + 4*y*z^4 + z^5)*G[1 - y, 1 - y, z])/(6*(-1 + z)*z^2* (y + z)^3) + (5*Pi^2*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[-y, 1 - y, z])/(18*y*z*(y + z)^3) + ((((-19*I)/2)*Pi*(-1 + z))/(y*z) + (449*y^2 - 898*y^3 + 449*y^4 + 898*y*z - 3306*y^2*z + 3400*y^3*z - 992*y^4*z + 449*z^2 - 2694*y*z^2 + 4372*y^2*z^2 - 2136*y^3*z^2 - 898*z^3 + 2482*y*z^3 - 1602*y^2*z^3 + 449*z^4 - 458*y*z^4)/(36*(-1 + y)*y*z*(-1 + y + z)* (y + z)^2))*G[0, 0, 0, z] + (((I/6)*Pi*(-y^3 - 21*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4))/(y*z*(y + z)^3) + (53*y^3 - 53*y^4 + 162*y^2*z - 292*y^3*z + 92*y^4*z + 60*y*z^2 - 381*y^2*z^2 + 293*y^3*z^2 + 26*z^3 - 209*y*z^3 + 345*y^2*z^3 - 67*z^4 + 179*y*z^4 + 35*z^5)/ (18*y*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, z] + ((((5*I)/3)*Pi*(-4*y^3 - 3*y^2*z + 4*y^3*z - 12*y*z^2 + 12*y^2*z^2 - 4*z^3 + 12*y*z^3 + 4*z^4))/(y*z*(y + z)^3) + (-241*y^3 + 446*y^4 - 169*y^5 - 36*y^6 - 747*y^2*z + 2240*y^3*z - 1914*y^4*z + 421*y^5*z - 831*y*z^2 + 3384*y^2*z^2 - 4003*y^3*z^2 + 1468*y^4*z^2 - 259*z^3 + 1964*y*z^3 - 3385*y^2*z^3 + 1734*y^3*z^3 + 440*z^4 - 1314*y*z^4 + 928*y^2*z^4 - 187*z^5 + 205*y*z^5)/(36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[0, 1 - y, 0, z] + ((((3*I)/2)*Pi*(-1 + z))/(y*z) + (119*y^2 - 119*y^3 + 103*y*z - 413*y^2*z + 194*y^3*z + 74*z^2 - 379*y*z^2 + 444*y^2*z^2 - 175*z^3 + 351*y*z^3 + 101*z^4)/ (18*y*z*(-1 + y + z)*(y + z)^2))*G[1, 0, 0, z] + ((I*Pi*(-1 + z))/(y*z) + (65*y^2 - 65*y^3 + 22*y*z - 242*y^2*z + 83*y^3*z + 29*z^2 - 217*y*z^2 + 213*y^2*z^2 - 112*z^3 + 213*y*z^3 + 83*z^4)/(36*y*z*(-1 + y + z)*(y + z)^2))* G[1, 1, 0, z] + (((-1/3*I)*Pi*(-1 + z))/(y*z) + (-3*y^3 - 64*y^2*z + 25*y^3*z + 36*y^4*z - 65*y*z^2 + 184*y^2*z^2 - 22*y^3*z^2 - 40*z^3 + 257*y*z^3 - 228*y^2*z^3 + 134*z^4 - 264*y*z^4 - 94*z^5)/(36*y*z^2*(-1 + y + z)*(y + z)^2))* G[1, 1 - y, 0, z] + (((I/6)*Pi*(-41*y^3 - 15*y^2*z + 41*y^3*z - 123*y*z^2 + 123*y^2*z^2 - 41*z^3 + 123*y*z^3 + 41*z^4))/ (y*z*(y + z)^3) + (-175*y^3 + 278*y^4 - 31*y^5 - 72*y^6 - 399*y^2*z + 1364*y^3*z - 1227*y^4*z + 262*y^5*z - 651*y*z^2 + 2532*y^2*z^2 - 3040*y^3*z^2 + 1168*y^4*z^2 - 211*z^3 + 1598*y*z^3 - 2788*y^2*z^3 + 1428*y^3*z^3 + 368*z^4 - 1101*y*z^4 + 760*y^2*z^4 - 157*z^5 + 166*y*z^5)/(36*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3))*G[1 - y, 0, 0, z] + (((-1/2*I)*Pi*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4))/(y*z*(y + z)^3) + (-19*y^3 + y^4 + 18*y^5 + 111*y^2*z - 37*y^3*z - 43*y^4*z - 39*y*z^2 + 129*y^2*z^2 - 292*y^3*z^2 - 19*z^3 + 259*y*z^3 - 456*y^2*z^3 + 92*z^4 - 298*y*z^4 - 73*z^5)/(36*y*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, 0, z] + (((-1/6*I)*Pi*(-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/ (y*z*(y + z)^3) + (96*y^4 - 288*y^5 + 288*y^6 - 96*y^7 + 371*y^3*z - 1132*y^4*z + 1151*y^5*z - 390*y^6*z + 291*y^2*z^2 - 1432*y^3*z^2 + 1890*y^4*z^2 - 749*y^5*z^2 + 336*y*z^3 - 1344*y^2*z^3 + 1832*y^3*z^3 - 842*y^4*z^3 + 83*z^4 - 631*y*z^4 + 1058*y^2*z^4 - 564*y^3*z^4 - 112*z^5 + 282*y*z^5 - 224*y^2*z^5 + 29*z^6 - 47*y*z^6)/(36*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 0, z] + ((((-2*I)/3)*Pi*(-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (-33*y^4 + 64*y^5 - 32*y^6 - 165*y^3*z + 323*y^4*z - 160*y^5*z - 341*y^2*z^2 + 763*y^3*z^2 - 404*y^4*z^2 - 195*y*z^3 + 807*y^2*z^3 - 554*y^3*z^3 - 42*z^4 + 353*y*z^4 - 394*y^2*z^4 + 50*z^5 - 134*y*z^5 - 18*z^6)/(12*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 0, z] + (53*(-1 + z)*G[0, 0, 0, 0, z])/(6*y*z) + ((-y^3 + 27*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[0, 0, 1, 0, z])/(6*y*z*(y + z)^3) - (4*(-5*y^3 - 3*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4)*G[0, 0, 1 - y, 0, z])/(3*y*z*(y + z)^3) + ((y^3 + 33*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[0, 1, 0, 0, z])/(6*y*z*(y + z)^3) - (2*(-y^3 - 6*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[0, 1, 1, 0, z])/(3*y*z*(y + z)^3) + ((-y^3 - 9*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[0, 1, 1 - y, 0, z])/(6*y*z*(y + z)^3) + ((41*y^3 + 21*y^2*z - 41*y^3*z + 123*y*z^2 - 123*y^2*z^2 + 41*z^3 - 123*y*z^3 - 41*z^4)*G[0, 1 - y, 0, 0, z])/(6*y*z*(y + z)^3) + ((-5*y^3 - 3*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4)*G[0, 1 - y, 1, 0, z])/(6*y*z*(y + z)^3) + ((4*y^3 + 3*y^4 - 3*y^5 - 3*y^2*z + y^3*z - 12*y^4*z + 12*y*z^2 - 14*y^3*z^2 + 4*z^3 - 21*y*z^3 - 8*z^4 + 9*y*z^4 + 4*z^5)* G[0, 1 - y, 1 - y, 0, z])/(3*y*(-1 + z)*z*(y + z)^3) + ((4*y^3 + y^4 - y^5 - 10*y^2*z - 5*y^3*z - 4*y^4*z + 12*y*z^2 + y^2*z^2 - 2*y^3*z^2 + 4*z^3 - 23*y*z^3 + 8*y^2*z^3 - 8*z^4 + 11*y*z^4 + 4*z^5)*G[0, -y, 1 - y, 0, z])/(y*(-1 + z)*z*(y + z)^3) - (5*(-1 + z)*G[1, 0, 0, 0, z])/(3*y*z) + ((1 - z)*G[1, 0, 1, 0, z])/ (3*y*z) + (2*(-1 + z)*G[1, 0, 1 - y, 0, z])/(3*y*z) - (4*(-1 + z)*G[1, 1, 0, 0, z])/(3*y*z) + ((1 - z)*G[1, 1, 1, 0, z])/ (3*y*z) + (2*(-1 + z)*G[1, 1 - y, 0, 0, z])/(3*y*z) + ((-1 + z)*G[1, 1 - y, 1, 0, z])/(6*y*z) + ((1 - z)*G[1, 1 - y, 1 - y, 0, z])/(3*y*z) + ((19*y^3 + 6*y^2*z - 19*y^3*z + 57*y*z^2 - 57*y^2*z^2 + 19*z^3 - 57*y*z^3 - 19*z^4)*G[1 - y, 0, 0, 0, z])/(3*y*z*(y + z)^3) + ((-5*y^3 - 3*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4)*G[1 - y, 0, 1, 0, z])/(6*y*z*(y + z)^3) + ((-6*y^4 + 6*y^5 - 25*y^3*z + 24*y^4*z - 3*y^2*z^2 + 43*y^3*z^2 - 27*y*z^3 + 45*y^2*z^3 - 7*z^4 + 27*y*z^4 + 7*z^5)* G[1 - y, 0, 1 - y, 0, z])/(6*y*z^2*(y + z)^3) + ((-y^3 + 2*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[1 - y, 1, 0, 0, z])/(y*z*(y + z)^3) + ((-5*y^3 - 3*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4)*G[1 - y, 1, 1, 0, z])/(6*y*z*(y + z)^3) + ((-y^3 + 6*y^4 - 6*y^5 + 3*y^2*z + 20*y^3*z - 24*y^4*z - 3*y*z^2 + 18*y^2*z^2 - 37*y^3*z^2 - z^3 + 12*y*z^3 - 27*y^2*z^3 + 2*z^4 - 9*y*z^4 - z^5)*G[1 - y, 1, 1 - y, 0, z])/(6*y*(-1 + z)*z* (y + z)^3) + ((-6*y^4 + 6*y^5 - 25*y^3*z + 24*y^4*z - 3*y^2*z^2 + 43*y^3*z^2 - 27*y*z^3 + 45*y^2*z^3 - 7*z^4 + 27*y*z^4 + 7*z^5)* G[1 - y, 1 - y, 0, 0, z])/(6*y*z^2*(y + z)^3) + ((y^3 - 3*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[1 - y, 1 - y, 1, 0, z])/(6*y*z*(y + z)^3) + ((-12*y^4 + 12*y^5 - 35*y^3*z + 54*y^4*z - 6*y^5*z - 21*y^2*z^2 + 88*y^3*z^2 - 24*y^4*z^2 - 9*y*z^3 + 48*y^2*z^3 - 35*y^3*z^3 + z^4 + 12*y*z^4 - 21*y^2*z^4 - 2*z^5 - 3*y*z^5 + z^6)* G[1 - y, 1 - y, 1 - y, 0, z])/(6*y*(-1 + z)*z^2*(y + z)^3) + ((10*y^3 + 3*y^4 - 3*y^5 + 12*y^2*z - 11*y^3*z - 12*y^4*z + 30*y*z^2 - 33*y^2*z^2 - 8*y^3*z^2 + 10*z^3 - 57*y*z^3 + 18*y^2*z^3 - 20*z^4 + 27*y*z^4 + 10*z^5)*G[1 - y, -y, 1 - y, 0, z])/ (3*y*(-1 + z)*z*(y + z)^3) - (2*(-y^3 + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[-y, 0, 1, 0, z])/(3*y*z*(y + z)^3) + (2*(-2*y^3 + 5*y^2*z + 2*y^3*z - 6*y*z^2 + 6*y^2*z^2 - 2*z^3 + 6*y*z^3 + 2*z^4)*G[-y, 0, 1 - y, 0, z])/(y*z*(y + z)^3) + ((-3*y^4 + 3*y^5 - 23*y^3*z + 12*y^4*z + 21*y^2*z^2 + 32*y^3*z^2 - 45*y*z^3 + 54*y^2*z^3 - 14*z^4 + 45*y*z^4 + 14*z^5)* G[-y, 1 - y, 0, 0, z])/(3*y*z^2*(y + z)^3) - (2*(-y^3 + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[-y, 1 - y, 1, 0, z])/(3*y*z*(y + z)^3) + ((y^3 - 5*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[-y, 1 - y, 1 - y, 0, z])/(y*z*(y + z)^3) + (2*(-3*y^4 + 3*y^5 + y^3*z + 12*y^4*z - 39*y^2*z^2 + 8*y^3*z^2 + 27*y*z^3 - 18*y^2*z^3 + 10*z^4 - 27*y*z^4 - 10*z^5)* G[-y, -y, 1 - y, 0, z])/(3*y*z^2*(y + z)^3) + ((((-329*I)/18)*Pi*(-1 + z))/(y*z) + (545*y^2 - 2324*y^3 + 3846*y^4 - 3044*y^5 + 1121*y^6 - 144*y^7 + 1090*y*z - 6386*y^2*z + 14408*y^3*z - 15808*y^4*z + 8468*y^5*z - 1772*y^6*z + 545*z^2 - 4720*y*z^2 + 14349*y^2*z^2 - 20486*y^3*z^2 + 14035*y^4*z^2 - 3714*y^5*z^2 - 1198*z^3 + 5988*y*z^3 - 11394*y^2*z^3 + 9580*y^3*z^3 - 2958*y^4*z^3 + 581*z^4 - 2052*y*z^4 + 2352*y^2*z^4 - 872*y^3*z^4)/(36*(-1 + y)^3*y*z*(-1 + y + z)* (y + z)^2))*Zeta[3] + G[1, z]*(((-1/9*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(3*y^3 - y^2*z + 40*y^3*z - 36*y^4*z + 43*y*z^2 + 58*y^2*z^2 - 61*y^3*z^2 + 11*z^3 - 40*y*z^3 + 15*y^2*z^3 - 22*z^4 + 51*y*z^4 + 11*z^5))/(216*y*z^2*(-1 + y + z)*(y + z)^2) - (5*(-1 + z)*Zeta[3])/(6*y*z)) + G[0, z]*((((119*I)/72)*Pi^3*(-1 + z))/(y*z) + (-2761*y^2 + 1202*y^3 + 5879*y^4 - 4320*y^5 - 5522*y*z - 28020*y^2*z + 94738*y^3*z - 61196*y^4*z - 2761*z^2 - 5790*y*z^2 + 108103*y^2*z^2 - 108858*y^3*z^2 + 1850*z^3 + 41737*y*z^3 - 62199*y^2*z^3 + 911*z^4 - 10217*y*z^4)/(1296*(-1 + y)*y*z* (-1 + y + z)*(y + z)^2) - ((I/108)*Pi*(-589*y^2 + 1241*y^3 - 715*y^4 + 63*y^5 - 1178*y*z + 7116*y^2*z - 10454*y^3*z + 4516*y^4*z - 589*z^2 + 4083*y*z^2 - 11576*y^2*z^2 + 8604*y^3*z^2 + 1448*z^3 - 5936*y*z^3 + 5532*y^2*z^3 - 859*z^4 + 1381*y*z^4))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-3310*y^2 + 6692*y^3 - 3454*y^4 + 72*y^5 - 6620*y*z + 23496*y^2*z - 23849*y^3*z + 6973*y^4*z - 3310*z^2 + 20148*y*z^2 - 32222*y^2*z^2 + 15753*y^3*z^2 + 6728*z^3 - 18557*y*z^3 + 12567*y^2*z^3 - 3346*z^4 + 3715*y*z^4))/(432*(-1 + y)*y*z* (-1 + y + z)*(y + z)^2) + (33*(-1 + z)*Zeta[3])/(2*y*z)) + G[1 - y, z]*(((I/18)*Pi^3*(-5*y^3 + 12*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4))/(y*z*(y + z)^3) + (Pi^2*(-32*y^4 + 96*y^5 - 96*y^6 + 32*y^7 - 130*y^3*z + 384*y^4*z - 378*y^5*z + 124*y^6*z - 60*y^2*z^2 + 428*y^3*z^2 - 632*y^4*z^2 + 264*y^5*z^2 - 125*y*z^3 + 504*y^2*z^3 - 751*y^3*z^3 + 378*y^4*z^3 - 34*z^4 + 303*y*z^4 - 591*y^2*z^4 + 340*y^3*z^4 + 68*z^5 - 224*y*z^5 + 174*y^2*z^5 - 34*z^6 + 40*y*z^6))/ (72*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) + ((6*y^4 - 6*y^5 - 37*y^3*z - 42*y^4*z + 18*y^5*z - 57*y^2*z^2 + 20*y^3*z^2 + 72*y^4*z^2 - 159*y*z^3 + 162*y^2*z^3 + 53*y^3*z^3 - 55*z^4 + 306*y*z^4 - 93*y^2*z^4 + 110*z^5 - 147*y*z^5 - 55*z^6)* Zeta[3])/(6*y*(-1 + z)*z^2*(y + z)^3))) + ((1249 + 450*y - 450*y^2 - 2498*z - 450*y*z + 1249*z^2)*Zeta[5])/ (45*y*(-1 + z)*z)) + (Nc*Nf^2*(((I/108)*Pi^3*(-1 + z))/(y*z) + ((I/648)*Pi*(-310 + 9*y + 310*z))/(y*z) + (-23125 + 9072*y + 23125*z)/ (34992*y*z) + (Pi^2*(1345*y^2 - 2690*y^3 + 1345*y^4 + 2690*y*z - 7638*y^2*z + 6257*y^3*z - 1309*y^4*z + 1345*z^2 - 8070*y*z^2 + 10904*y^2*z^2 - 4395*y^3*z^2 - 2690*z^3 + 6905*y*z^3 - 4647*y^2*z^3 + 1345*z^4 - 1561*y*z^4))/(7776*(-1 + y)*y*z* (-1 + y + z)*(y + z)^2) + (Pi^2*(y^3 + 7*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[1, y])/(72*y*z*(y + z)^3) + (Pi^2*(1 - z)*G[1, z])/(54*y*z) + (((I/36)*Pi*(-1 + z))/(y*z) + (40 - 40*y - 40*z + 49*y*z)/(216*(-1 + y)*y*z))*G[0, 0, y] + ((5*(-1 + z))/(27*y*z) + ((I/36)*Pi*(-1 + z))/(y*z))*G[0, 0, z] + (((-1/36*I)*Pi*(-1 + z))/(y*z) + (20*y^2 - 40*y^3 + 20*y^4 + 94*y*z - 282*y^2*z + 229*y^3*z - 41*y^4*z + 38*z^2 - 246*y*z^2 + 310*y^2*z^2 - 84*y^3*z^2 - 76*z^3 + 175*y*z^3 - 63*y^2*z^3 + 38*z^4 - 20*y*z^4)/(108*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2))* G[1, 0, y] + G[1 - y, z]*((Pi^2*(-y^3 + 9*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4))/(216*y*z*(y + z)^3) + ((y^3 - 9*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[1, 0, y])/(36*y*z*(y + z)^3)) + G[0, z]*((((-5*I)/27)*Pi*(-1 + z))/(y*z) + (Pi^2*(-1 + z))/(48*y*z) + (92*y - 9*y^2 + 92*z - 245*y*z - 128*z^2)/(648*y*z*(y + z)) + ((1 - z)*G[0, 0, y])/(36*y*z) + ((-y^3 + 9*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[1, 0, y])/ (36*y*z*(y + z)^3)) + (((-1/36*I)*Pi*(-1 + z))/(y*z) + (-38*y^2 + 38*y^3 - 22*y*z + 116*y^2*z - 41*y^3*z - 20*z^2 + 82*y*z^2 - 84*y^2*z^2 + 40*z^3 - 63*y*z^3 - 20*z^4)/ (108*y*z*(-1 + y + z)*(y + z)^2))*G[1, 0, z] + G[0, y]*((Pi^2*(-1 + z))/(48*y*z) - ((I/216)*Pi*(40 - 40*y - 40*z + 49*y*z))/((-1 + y)*y*z) + (-46*y + 46*y^2 - 46*z + 38*y*z - 37*y^2*z + 46*z^2 - 91*y*z^2)/ (324*(-1 + y)*y*z*(y + z)) + (((I/36)*Pi*(-1 + z))/(y*z) + (20*y^2 - 20*y^3 + 40*y*z - 116*y^2*z + 41*y^3*z + 20*z^2 - 100*y*z^2 + 84*y^2*z^2 - 40*z^3 + 63*y*z^3 + 20*z^4)/ (108*y*z*(-1 + y + z)*(y + z)^2))*G[0, z] + ((1 - z)*G[0, 0, z])/ (36*y*z) + ((-y^3 + 9*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[1 - y, 0, z])/(36*y*z*(y + z)^3)) + ((1 - z)*G[0, 0, 0, y])/(36*y*z) + ((1 - z)*G[0, 0, 0, z])/(36*y*z) + ((y^3 - y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[0, 1, 0, y])/(12*y*z*(y + z)^3) + ((y^3 - y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[0, 1, 0, z])/(12*y*z*(y + z)^3) + ((-1 + z)*G[1, 0, 0, y])/ (36*y*z) + ((-1 + z)*G[1, 0, 0, z])/(36*y*z) + ((-y^3 - 7*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[1, 1, 0, y])/(12*y*z*(y + z)^3) + ((-1 + z)*G[1, 1, 0, z])/ (9*y*z) + ((y^3 - 9*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[1 - y, 1, 0, z])/(36*y*z*(y + z)^3) - (17*(-1 + z)*Zeta[3])/(162*y*z)) + Nc^2*Nf*((3178535 - 2064852*y - 3178535*z)/(139968*y*z) + (1001*Pi^4*(-1 + z))/(4320*y*z) - ((I/144)*Pi*(-2929 + 832*y + 2929*z))/(y*z) + ((I/1296)*Pi^3*(-1645*y^2 + 3290*y^3 - 1645*y^4 - 3290*y*z + 8574*y^2*z - 6677*y^3*z + 1393*y^4*z - 1645*z^2 + 9870*y*z^2 - 13304*y^2*z^2 + 5727*y^3*z^2 + 3290*z^3 - 8621*y*z^3 + 6627*y^2*z^3 - 1645*z^4 + 2293*y*z^4))/((-1 + y)*y*z*(-1 + y + z)* (y + z)^2) + (Pi^2*(-212485*y^2 + 433232*y^3 - 229009*y^4 + 8262*y^5 - 424970*y*z + 1230198*y^2*z - 1029323*y^3*z + 224095*y^4*z - 212485*z^2 + 1275072*y*z^2 - 1723262*y^2*z^2 + 690645*y^3*z^2 + 421406*z^3 - 1075169*y*z^3 + 713703*y^2*z^3 - 208921*z^4 + 238891*y*z^4))/(23328*(-1 + y)*y*z*(-1 + y + z)* (y + z)^2) + (Pi^2*(3*y^3 + 7*y^2*z - 3*y^3*z + 9*y*z^2 - 9*y^2*z^2 + 3*z^3 - 9*y*z^3 - 3*z^4)*G[0, 1, y])/ (12*y*z*(y + z)^3) + (Pi^2*(2*y^3 + 9*y^2*z - 2*y^3*z + 6*y*z^2 - 6*y^2*z^2 + 2*z^3 - 6*y*z^3 - 2*z^4)*G[0, 1, z])/ (9*y*z*(y + z)^3) + G[0, 1 - y, z]* ((5*Pi^2*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4))/(36*y*z*(y + z)^3) - (5*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[1, 0, y])/(6*y*z*(y + z)^3)) + G[0, 0, z]*((((-53*I)/9)*Pi*(-1 + z))/(y*z) + (25*Pi^2*(-1 + z))/ (72*y*z) + (100*y - 9*y^2 + 100*z - 181*y*z - 118*z^2)/ (18*y*z*(y + z)) + ((-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[1, 0, y])/(y*z*(y + z)^3)) + ((-35*Pi^2*(-1 + z))/(72*y*z) + ((I/18)*Pi*(130*y^2 - 130*y^3 + 98*y*z - 412*y^2*z + 151*y^3*z + 76*z^2 - 326*y*z^2 + 324*y^2*z^2 - 152*z^3 + 249*y*z^3 + 76*z^4))/(y*z*(-1 + y + z)* (y + z)^2) + (2731*y^2 - 2713*y^3 - 18*y^4 + 683*y*z - 7774*y^2*z + 3337*y^3*z + 1102*z^2 - 4205*y*z^2 + 6345*y^2*z^2 - 2294*z^3 + 4182*y*z^3 + 1192*z^4)/(216*y*z*(-1 + y + z)* (y + z)^2))*G[1, 0, z] + (Pi^2*(-1 + z)*G[1, 1, y])/(6*y*z) + (Pi^2*(1 - z)*G[1, 1, z])/(18*y*z) + (Pi^2*(-1 + z)*G[1, 1 - y, z])/ (36*y*z) + (Pi^2*y*G[1 - y, 0, z])/(2*(y + z)^3) + G[0, 0, y]*((25*Pi^2*(-1 + z))/(72*y*z) - ((I/36)*Pi*(212 - 212*y - 212*z + 257*y*z))/((-1 + y)*y*z) + (-200*y + 197*y^2 + 3*y^3 - 200*z + 289*y*z - 323*y^2*z + 200*z^2 - 434*y*z^2)/(36*(-1 + y)*y*z*(y + z)) - (2*(-1 + z)*G[0, 0, z])/ (3*y*z) + ((1 - z)*G[1, 0, z])/(6*y*z) + ((-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4)*G[1 - y, 0, z])/(6*y*z*(y + z)^3)) + (Pi^2*(-y^3 - y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[1 - y, 1, z])/(6*y*z*(y + z)^3) + (Pi^2*(-y^3 - 15*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[1 - y, 1 - y, z])/(36*y*z*(y + z)^3) + (Pi^2*(y^3 - 5*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[-y, 1 - y, z])/(6*y*z*(y + z)^3) + G[1, 0, y]*((Pi^2*(35*y^3 + 141*y^2*z - 35*y^3*z + 105*y*z^2 - 105*y^2*z^2 + 35*z^3 - 105*y*z^3 - 35*z^4))/(72*y*z*(y + z)^3) + ((I/18)*Pi*(-76*y^2 + 152*y^3 - 76*y^4 - 314*y*z + 942*y^2*z - 779*y^3*z + 151*y^4*z - 130*z^2 + 834*y*z^2 - 1082*y^2*z^2 + 324*y^3*z^2 + 260*z^3 - 617*y*z^3 + 249*y^2*z^3 - 130*z^4 + 76*y*z^4))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + (-1102*y^2 + 2186*y^3 - 1066*y^4 - 18*y^5 - 6983*y*z + 21093*y^2*z - 17447*y^3*z + 3337*y^4*z - 2731*z^2 + 18195*y*z^2 - 23474*y^2*z^2 + 6345*y^3*z^2 + 5588*z^3 - 13100*y*z^3 + 4182*y^2*z^3 - 2857*z^4 + 1192*y*z^4)/(216*(-1 + y)*y*z* (-1 + y + z)*(y + z)^2) + ((-1 + z)*G[1, 0, z])/(6*y*z) + ((1 - z)*G[1, 1 - y, z])/(6*y*z) - (3*y*G[1 - y, 0, z])/(y + z)^3 + ((y^3 + 15*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[1 - y, 1 - y, z])/(6*y*z*(y + z)^3) + ((y^3 - 5*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[-y, 0, z])/(y*z*(y + z)^3) + ((-y^3 + 5*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[-y, 1 - y, z])/(y*z*(y + z)^3)) + ((((2*I)/3)*Pi*(-1 + z))/(y*z) + (191 - 191*y - 191*z + 227*y*z)/ (36*(-1 + y)*y*z))*G[0, 0, 0, y] + ((191*(-1 + z))/(36*y*z) + (((2*I)/3)*Pi*(-1 + z))/(y*z))* G[0, 0, 0, z] + ((I*Pi*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4))/(y*z*(y + z)^3) + (47*y^3 - 94*y^4 + 47*y^5 + 441*y^2*z - 1102*y^3*z + 717*y^4*z - 56*y^5*z + 222*y*z^2 - 1152*y^2*z^2 + 1109*y^3*z^2 - 134*y^4*z^2 + 65*z^3 - 511*y*z^3 + 701*y^2*z^3 - 120*y^3*z^3 - 130*z^4 + 327*y*z^4 - 62*y^2*z^4 + 65*z^5 - 20*y*z^5)/(36*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + ((I*Pi*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4))/(y*z*(y + z)^3) + (65*y^3 - 130*y^4 + 65*y^5 + 387*y^2*z - 994*y^3*z + 708*y^4*z - 101*y^5*z + 132*y*z^2 - 864*y^2*z^2 + 1019*y^3*z^2 - 278*y^4*z^2 + 47*z^3 - 331*y*z^3 + 593*y^2*z^3 - 282*y^3*z^3 - 94*z^4 + 255*y*z^4 - 134*y^2*z^4 + 38*z^5 - 29*y*z^5)/(36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, z] + ((((-5*I)/6)*Pi*(-1 + z))/(y*z) + (161*y^2 - 322*y^3 + 161*y^4 + 646*y*z - 1938*y^2*z + 1585*y^3*z - 293*y^4*z + 269*z^2 - 1722*y*z^2 + 2200*y^2*z^2 - 621*y^3*z^2 - 538*z^3 + 1261*y*z^3 - 471*y^2*z^3 + 269*z^4 - 143*y*z^4)/ (36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2))*G[1, 0, 0, y] + ((((-5*I)/6)*Pi*(-1 + z))/(y*z) + (-269*y^2 + 269*y^3 - 214*y*z + 860*y^2*z - 311*y^3*z - 161*z^2 + 697*y*z^2 - 675*y^2*z^2 + 322*z^3 - 525*y*z^3 - 161*z^4)/(36*y*z*(-1 + y + z)*(y + z)^2))* G[1, 0, 0, z] + (((-1/6*I)*Pi*(-5*y^3 - 51*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4))/ (y*z*(y + z)^3) + (-8*y^3 + 16*y^4 - 8*y^5 + 330*y^2*z - 608*y^3*z + 285*y^4*z - 7*y^5*z + 129*y*z^2 - 564*y^2*z^2 + 502*y^3*z^2 - 58*y^4*z^2 + 28*z^3 - 233*y*z^3 + 328*y^2*z^3 - 96*y^3*z^3 - 56*z^4 + 129*y*z^4 - 46*y^2*z^4 + 10*z^5 - y*z^5)/ (36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + G[-y, z]*(((-y^3 + 5*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[0, 1, 0, y])/(y*z*(y + z)^3) + ((-y^3 + 5*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[1, 1, 0, y])/(y*z*(y + z)^3)) + (((-2*I)*Pi*(-1 + z))/(y*z) - ((-1 + z)*(-23*y^2 + 23*y^3 - 28*y*z + 57*y^2*z - 17*z^2 + 51*y*z^2 + 17*z^3))/(6*y*z*(-1 + y + z)* (y + z)^2))*G[1, 1, 0, z] + (((I/6)*Pi*(-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (-110*y^3 + 220*y^4 - 110*y^5 - 84*y^2*z + 532*y^3*z - 651*y^4*z + 203*y^5*z - 321*y*z^2 + 1236*y^2*z^2 - 1562*y^3*z^2 + 638*y^4*z^2 - 110*z^3 + 907*y*z^3 - 1592*y^2*z^3 + 768*y^3*z^3 + 220*z^4 - 681*y*z^4 + 434*y^2*z^4 - 110*z^5 + 101*y*z^5)/ (36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 0, z] - (2*(-1 + z)*G[0, 0, 0, 0, y])/(3*y*z) - (2*(-1 + z)*G[0, 0, 0, 0, z])/ (3*y*z) + ((y^3 + 9*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[0, 0, 1, 0, y])/(3*y*z*(y + z)^3) - (2*(-2*y^3 + 3*y^2*z + 2*y^3*z - 6*y*z^2 + 6*y^2*z^2 - 2*z^3 + 6*y*z^3 + 2*z^4)*G[0, 0, 1, 0, z])/(3*y*z*(y + z)^3) + ((7*y^3 - 15*y^2*z - 7*y^3*z + 21*y*z^2 - 21*y^2*z^2 + 7*z^3 - 21*y*z^3 - 7*z^4)*G[0, 1, 0, 0, y])/(6*y*z*(y + z)^3) + ((7*y^3 - 15*y^2*z - 7*y^3*z + 21*y*z^2 - 21*y^2*z^2 + 7*z^3 - 21*y*z^3 - 7*z^4)*G[0, 1, 0, 0, z])/(6*y*z*(y + z)^3) + ((-3*y^3 - 7*y^2*z + 3*y^3*z - 9*y*z^2 + 9*y^2*z^2 - 3*z^3 + 9*y*z^3 + 3*z^4)*G[0, 1, 1, 0, y])/(2*y*z*(y + z)^3) + (2*(-2*y^3 - 9*y^2*z + 2*y^3*z - 6*y*z^2 + 6*y^2*z^2 - 2*z^3 + 6*y*z^3 + 2*z^4)*G[0, 1, 1, 0, z])/(3*y*z*(y + z)^3) - (5*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[0, 1 - y, 1, 0, z])/(6*y*z*(y + z)^3) + (2*(-1 + z)*G[1, 0, 0, 0, y])/(3*y*z) + (2*(-1 + z)*G[1, 0, 0, 0, z])/ (3*y*z) + ((y^3 - 27*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[1, 0, 1, 0, y])/(6*y*z*(y + z)^3) + (5*(-1 + z)*G[1, 0, 1, 0, z])/(6*y*z) + ((-7*y^3 - 57*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4)*G[1, 1, 0, 0, y])/(6*y*z*(y + z)^3) + (7*(-1 + z)*G[1, 1, 0, 0, z])/(3*y*z) + ((1 - z)*G[1, 1, 1, 0, y])/ (y*z) + ((-1 + z)*G[1, 1, 1, 0, z])/(3*y*z) + ((1 - z)*G[1, 1 - y, 1, 0, z])/(6*y*z) + ((y^3 - 2*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[1 - y, 0, 1, 0, z])/(y*z*(y + z)^3) + ((7*y^3 - 15*y^2*z - 7*y^3*z + 21*y*z^2 - 21*y^2*z^2 + 7*z^3 - 21*y*z^3 - 7*z^4)*G[1 - y, 1, 0, 0, z])/(6*y*z*(y + z)^3) + ((y^3 + y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[1 - y, 1, 1, 0, z])/(y*z*(y + z)^3) + ((y^3 + 15*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[1 - y, 1 - y, 1, 0, z])/(6*y*z*(y + z)^3) + ((-y^3 + 5*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[-y, 0, 1, 0, z])/(y*z*(y + z)^3) + ((-y^3 + 5*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)* G[-y, 1 - y, 1, 0, z])/(y*z*(y + z)^3) + ((((41*I)/9)*Pi*(-1 + z))/(y*z) + (-2224*y^2 + 4448*y^3 - 2224*y^4 - 4448*y*z + 14640*y^2*z - 13793*y^3*z + 3601*y^4*z - 2224*z^2 + 13344*y*z^2 - 19736*y^2*z^2 + 8859*y^3*z^2 + 4448*z^3 - 11525*y*z^3 + 7563*y^2*z^3 - 2062*z^4 + 2305*y*z^4)/ (324*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2))*Zeta[3] + G[0, z]*((((-5*I)/72)*Pi^3*(-1 + z))/(y*z) + ((I/54)*Pi*(-374*y + 27*y^2 - 374*z + 617*y*z + 428*z^2))/ (y*z*(y + z)) + (419*y - 730*y^2 + 419*z - 3170*y*z + 712*y^2*z - 1102*z^2 + 2733*y*z^2 + 683*z^3)/(144*y*(-1 + z)*z*(y + z)) + (Pi^2*(4355*y^2 - 8710*y^3 + 4355*y^4 + 8710*y*z - 25482*y^2*z + 21019*y^3*z - 4247*y^4*z + 4355*z^2 - 26130*y*z^2 + 34894*y^2*z^2 - 13281*y^3*z^2 - 8710*z^3 + 21883*y*z^3 - 13497*y^2*z^3 + 4301*z^4 - 4463*y*z^4))/(1296*(-1 + y)*y*z* (-1 + y + z)*(y + z)^2) + (Pi^2*(y^3 + 9*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[1, y])/(12*y*z*(y + z)^3) + ((((2*I)/3)*Pi*(-1 + z))/(y*z) + (-191*y^2 + 382*y^3 - 191*y^4 - 382*y*z + 1362*y^2*z - 1303*y^3*z + 323*y^4*z - 191*z^2 + 1146*y*z^2 - 1684*y^2*z^2 + 711*y^3*z^2 + 382*z^3 - 979*y*z^3 + 561*y^2*z^3 - 191*z^4 + 173*y*z^4)/(36*(-1 + y)*y*z*(-1 + y + z)* (y + z)^2))*G[0, 0, y] + (((-I)*Pi*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4))/(y*z*(y + z)^3) + (131*y^3 - 262*y^4 + 131*y^5 + 201*y^2*z - 862*y^3*z + 900*y^4*z - 239*y^5*z + 456*y*z^2 - 1776*y^2*z^2 + 2105*y^3*z^2 - 758*y^4*z^2 + 149*z^3 - 1237*y*z^3 + 2099*y^2*z^3 - 930*y^3*z^3 - 298*z^4 + 921*y*z^4 - 542*y^2*z^4 + 158*z^5 - 131*y*z^5)/ (36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 0, y] - (2*(-1 + z)*G[0, 0, 0, y])/(3*y*z) - (2*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[0, 1, 0, y])/(3*y*z*(y + z)^3) + ((-5*y^3 + 21*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4)*G[1, 0, 0, y])/(6*y*z*(y + z)^3) + ((-y^3 - 9*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[1, 1, 0, y])/(2*y*z*(y + z)^3) - (34*(-1 + z)*Zeta[3])/ (9*y*z)) + G[0, y]*((((-5*I)/72)*Pi^3*(-1 + z))/(y*z) - ((I/108)*Pi*(-748*y + 739*y^2 + 9*y^3 - 748*z + 1163*y*z - 1117*y^2*z + 748*z^2 - 1450*y*z^2))/((-1 + y)*y*z*(y + z)) + (419*y - 539*y^2 + 120*y^3 + 419*z + 380*y*z + 1028*y^2*z - 419*z^2 + 2246*y*z^2)/(144*(-1 + y)*y*z*(y + z)) + (Pi^2*(4355*y^2 - 8710*y^3 + 4355*y^4 + 8710*y*z - 25482*y^2*z + 21640*y^3*z - 4868*y^4*z + 4355*z^2 - 26130*y*z^2 + 36190*y^2*z^2 - 15360*y^3*z^2 - 8710*z^3 + 22612*y*z^3 - 15792*y^2*z^3 + 4355*z^4 - 5300*y*z^4))/(1296*(-1 + y)*y*z* (-1 + y + z)*(y + z)^2) + ((25*Pi^2*(-1 + z))/(72*y*z) + (400*y^2 - 794*y^3 + 388*y^4 + 6*y^5 + 800*y*z - 3516*y^2*z + 3927*y^3*z - 1211*y^4*z + 400*z^2 - 2532*y*z^2 + 4507*y^2*z^2 - 2411*y^3*z^2 - 860*z^3 + 2478*y*z^3 - 1690*y^2*z^3 + 460*z^4 - 496*y*z^4)/(72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2) - ((I/36)*Pi*(-212*y^2 + 424*y^3 - 212*y^4 - 424*y*z + 1488*y^2*z - 1417*y^3*z + 353*y^4*z - 212*z^2 + 1272*y*z^2 - 1870*y^2*z^2 + 801*y^3*z^2 + 424*z^3 - 1093*y*z^3 + 651*y^2*z^3 - 212*z^4 + 203*y*z^4))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^2))*G[0, z] + (Pi^2*(1 - z)*G[1, z])/(12*y*z) + (Pi^2*y*G[1 - y, z])/ (2*(y + z)^3) + ((((2*I)/3)*Pi*(-1 + z))/(y*z) + (-191*y^2 + 382*y^3 - 191*y^4 - 382*y*z + 1362*y^2*z - 1312*y^3*z + 332*y^4*z - 191*z^2 + 1146*y*z^2 - 1702*y^2*z^2 + 738*y^3*z^2 + 382*z^3 - 988*y*z^3 + 588*y^2*z^3 - 191*z^4 + 182*y*z^4)/(36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2))* G[0, 0, z] + (((I/6)*Pi*(-1 + z))/(y*z) + (-13*y^2 + 13*y^3 - 8*y*z + 40*y^2*z - 21*y^3*z - 7*z^2 + 29*y*z^2 - 43*y^2*z^2 + 14*z^3 - 29*y*z^3 - 7*z^4)/ (12*y*z*(-1 + y + z)*(y + z)^2))*G[1, 0, z] + (((-1/6*I)*Pi*(-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (110*y^3 - 220*y^4 + 110*y^5 + 84*y^2*z - 532*y^3*z + 651*y^4*z - 203*y^5*z + 321*y*z^2 - 1236*y^2*z^2 + 1562*y^3*z^2 - 638*y^4*z^2 + 110*z^3 - 907*y*z^3 + 1592*y^2*z^3 - 768*y^3*z^3 - 220*z^4 + 681*y*z^4 - 434*y^2*z^4 + 110*z^5 - 101*y*z^5)/ (36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, z] - (2*(-1 + z)*G[0, 0, 0, z])/(3*y*z) + ((y^3 + y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[0, 1, 0, z])/(2*y*z*(y + z)^3) + (5*(-y^3 + 3*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[0, 1 - y, 0, z])/(6*y*z*(y + z)^3) + ((1 - z)*G[1, 0, 0, z])/(3*y*z) + ((-1 + z)*G[1, 1, 0, z])/(3*y*z) + ((-1 + z)*G[1, 1 - y, 0, z])/(6*y*z) + ((-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4)*G[1 - y, 0, 0, z])/(6*y*z*(y + z)^3) + ((y^3 - 3*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[1 - y, 1, 0, z])/(6*y*z*(y + z)^3) + ((-y^3 - 15*y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*G[1 - y, 1 - y, 0, z])/(6*y*z*(y + z)^3) + ((y^3 - 5*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[-y, 1 - y, 0, z])/(y*z*(y + z)^3) - (34*(-1 + z)*Zeta[3])/ (9*y*z)) + G[1, z]*(((I/3)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-1 + z)*(-23*y^2 + 23*y^3 - 28*y*z + 57*y^2*z - 17*z^2 + 51*y*z^2 + 17*z^3))/(36*y*z*(-1 + y + z)*(y + z)^2) + ((-1 + z)*G[0, 1, 0, y])/(6*y*z) + ((1 - z)*G[1, 1, 0, y])/(6*y*z) + ((-1 + z)*Zeta[3])/(2*y*z)) + G[1 - y, z]* (((-1/36*I)*Pi^3*(-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (Pi^2*(110*y^3 - 220*y^4 + 110*y^5 + 84*y^2*z - 532*y^3*z + 651*y^4*z - 203*y^5*z + 321*y*z^2 - 1236*y^2*z^2 + 1562*y^3*z^2 - 638*y^4*z^2 + 110*z^3 - 907*y*z^3 + 1592*y^2*z^3 - 768*y^3*z^3 - 220*z^4 + 681*y*z^4 - 434*y^2*z^4 + 110*z^5 - 101*y*z^5))/ (216*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (((I/6)*Pi*(-7*y^3 + 15*y^2*z + 7*y^3*z - 21*y*z^2 + 21*y^2*z^2 - 7*z^3 + 21*y*z^3 + 7*z^4))/(y*z*(y + z)^3) + (-110*y^3 + 220*y^4 - 110*y^5 - 84*y^2*z + 532*y^3*z - 651*y^4*z + 203*y^5*z - 321*y*z^2 + 1236*y^2*z^2 - 1562*y^3*z^2 + 638*y^4*z^2 - 110*z^3 + 907*y*z^3 - 1592*y^2*z^3 + 768*y^3*z^3 + 220*z^4 - 681*y*z^4 + 434*y^2*z^4 - 110*z^5 + 101*y*z^5)/ (36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 0, y] + ((y^3 - 2*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)* G[0, 1, 0, y])/(y*z*(y + z)^3) + ((7*y^3 - 15*y^2*z - 7*y^3*z + 21*y*z^2 - 21*y^2*z^2 + 7*z^3 - 21*y*z^3 - 7*z^4)*G[1, 0, 0, y])/(6*y*z*(y + z)^3) - (7*(-1 + z)*G[1, 1, 0, y])/(6*y*z) + (2*(-y^3 - y^2*z + y^3*z - 3*y*z^2 + 3*y^2*z^2 - z^3 + 3*y*z^3 + z^4)*Zeta[3])/(y*z*(y + z)^3)) + G[1, y]*(((I/36)*Pi^3*(-5*y^3 - 51*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4))/(y*z*(y + z)^3) + (Pi^2*(8*y^3 - 16*y^4 + 8*y^5 - 330*y^2*z + 608*y^3*z - 285*y^4*z + 7*y^5*z - 129*y*z^2 + 564*y^2*z^2 - 502*y^3*z^2 + 58*y^4*z^2 - 28*z^3 + 233*y*z^3 - 328*y^2*z^3 + 96*y^3*z^3 + 56*z^4 - 129*y*z^4 + 46*y^2*z^4 - 10*z^5 + y*z^5))/(216*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3) + (Pi^2*(-1 + z)*G[1, z])/(36*y*z) + (7*Pi^2*(-1 + z)*G[1 - y, z])/(36*y*z) + (Pi^2*(y^3 - 5*y^2*z - y^3*z + 3*y*z^2 - 3*y^2*z^2 + z^3 - 3*y*z^3 - z^4)*G[-y, z])/(6*y*z*(y + z)^3) + ((-5*y^3 - 7*y^2*z + 5*y^3*z - 15*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4)*Zeta[3])/(2*y*z*(y + z)^3))) + Nc^3*((((-1697*I)/2160)*Pi^5*(-1 + z))/(y*z) + ((I/5184)*Pi*(-158005 + 29232*y + 158005*z))/(y*z) + (19*(-429559 + 229149*y + 429559*z))/(139968*y*z) + (Pi^4*(-3843 + 15372*y - 23058*y^2 + 15372*y^3 - 3843*y^4 + 11421*z - 41417*y*z + 55725*y^2*z - 32931*y^3*z + 7202*y^4*z - 11340*z^2 + 37292*y*z^2 - 43875*y^2*z^2 + 21282*y^3*z^2 - 3335*y^4*z^2 + 3762*z^3 - 11271*y*z^3 + 11280*y^2*z^3 - 3795*y^3*z^3))/ (720*(-1 + y)^3*y*(-1 + z)*z*(-1 + y + z)) + (Pi^2*(-112253*y^2 + 381727*y^3 - 426695*y^4 + 157221*y^5 - 224506*y*z + 1183980*y^2*z - 1543822*y^3*z + 584348*y^4*z - 112253*z^2 + 888411*y*z^2 - 1514650*y^2*z^2 + 639186*y^3*z^2 + 221266*z^3 - 641644*y*z^3 + 221766*y^2*z^3 - 109013*z^4 + 9707*y*z^4))/(23328*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + ((I/2592)*Pi^3*(-28009*y^2 + 61850*y^3 - 39673*y^4 + 5832*y^5 - 56018*y*z + 188142*y^2*z - 172625*y^3*z + 40501*y^4*z - 28009*z^2 + 174534*y*z^2 - 233828*y^2*z^2 + 83091*y^3*z^2 + 55370*z^3 - 135365*y*z^3 + 71571*y^2*z^3 - 27361*z^4 + 23149*y*z^4))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + ((-433*Pi^2*(-1 + z))/(24*y*z) + ((I/12)*Pi*(91 - 91*y - 91*z + 550*y*z))/((-1 + y)*y*z) + (-1712 + 1622*y + 90*y^2 + 1712*z + 1717*y*z)/(72*(-1 + y)*y*z))*G[0, 0, 0, y] + ((428 + 99*y - 428*z)/(18*y*z) + (((91*I)/12)*Pi*(-1 + z))/(y*z) - (433*Pi^2*(-1 + z))/(24*y*z))*G[0, 0, 0, z] - (37*Pi^2*(-1 + z)*G[0, 0, 1, y])/(12*y*z) - (4*Pi^2*(-1 + z)*G[0, 0, 1, z])/(3*y*z) - (29*Pi^2*(-1 + z)*G[0, 0, 1 - y, z])/(12*y*z) + ((29*Pi^2*(-1 + z))/(4*y*z) - ((I/4)*Pi*(-13*y^3 + 26*y^4 - 13*y^5 + 45*y^2*z - 64*y^3*z - 72*y^4*z + 91*y^5*z - 21*y*z^2 + 36*y^2*z^2 - 301*y^3*z^2 + 340*y^4*z^2 - 13*z^3 + 86*y*z^3 - 385*y^2*z^3 + 474*y^3*z^3 + 26*z^4 - 156*y*z^4 + 292*y^2*z^4 - 13*z^5 + 67*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (1390*y^3 - 4260*y^4 + 4332*y^5 - 1444*y^6 - 18*y^7 + 5871*y^2*z - 21068*y^3*z + 23690*y^4*z - 7588*y^5*z - 905*y^6*z + 4782*y*z^2 - 24414*y^2*z^2 + 32923*y^3*z^2 - 10067*y^4*z^2 - 3260*y^5*z^2 + 1219*z^3 - 11790*y*z^3 + 20361*y^2*z^3 - 5665*y^3*z^3 - 4233*y^4*z^3 - 2348*z^4 + 7007*y*z^4 - 2551*y^2*z^4 - 2216*y^3*z^4 + 1129*z^5 - 809*y*z^5 - 356*y^2*z^5)/ (72*(-1 + y)^2*y*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + ((95*Pi^2*(-1 + z))/(12*y*z) - ((I/4)*Pi*(-13*y^3 + 26*y^4 - 13*y^5 + 45*y^2*z - 40*y^3*z - 78*y^4*z + 73*y^5*z - 21*y*z^2 + 108*y^2*z^2 - 337*y^3*z^2 + 268*y^4*z^2 - 13*z^3 + 158*y*z^3 - 457*y^2*z^3 + 366*y^3*z^3 + 50*z^4 - 216*y*z^4 + 220*y^2*z^4 - 31*z^5 + 49*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (-1543*y^3 + 2996*y^4 - 1363*y^5 - 90*y^6 - 5628*y^2*z + 13775*y^3*z - 7602*y^4*z - 545*y^5*z - 4233*y*z^2 + 16104*y^2*z^2 - 11131*y^3*z^2 - 1208*y^4*z^2 - 1066*z^3 + 7889*y*z^3 - 7270*y^2*z^3 - 957*y^3*z^3 + 1646*z^4 - 3030*y*z^4 - 20*y^2*z^4 - 652*z^5 + 184*y*z^5)/(72*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3))*G[0, 1, 0, z] + (19*Pi^2*(-1 + z)*G[0, 1, 1, y])/ (12*y*z) + (Pi^2*(-1 + z)*G[0, 1, 1, z])/(3*y*z) + (7*Pi^2*(-1 + z)*G[0, 1, 1 - y, z])/(12*y*z) - (7*Pi^2*(-1 + z)*G[0, 1 - y, 0, z])/(6*y*z) + (Pi^2*(1 - z)*G[0, 1 - y, 1, z])/(2*y*z) + (7*Pi^2*(-1 + z)*G[0, 1 - y, 1 - y, z])/(6*y*z) + (5*Pi^2*(-1 + z)*G[0, -y, 1 - y, z])/(6*y*z) + ((145*Pi^2*(-1 + z))/(12*y*z) - ((I/12)*Pi*(-53 + 106*y - 53*y^2 + 106*z - 375*y*z + 269*y^2*z - 53*z^2 + 161*y*z^2))/ ((-1 + y)*y*z*(-1 + y + z)) + (673*y^2 - 1803*y^3 + 1371*y^4 - 25*y^5 - 216*y^6 + 2399*y*z - 9290*y^2*z + 10928*y^3*z - 3618*y^4*z - 419*y^5*z + 1132*z^2 - 7933*y*z^2 + 13007*y^2*z^2 - 5960*y^3*z^2 - 228*y^4*z^2 - 2228*z^3 + 6328*y*z^3 - 4298*y^2*z^3 + 234*y^3*z^3 + 1096*z^4 - 1337*y*z^4 + 259*y^2*z^4)/ (36*(-1 + y)^2*y*z*(-1 + y + z)*(y + z)^2))*G[1, 0, 0, y] + ((73*Pi^2*(-1 + z))/(6*y*z) - ((I/12)*Pi*(53 - 53*y - 106*z + 161*y*z + 53*z^2))/(y*z*(-1 + y + z)) + (1132*y^2 - 1060*y^3 - 72*y^4 + 1211*y*z - 3682*y^2*z + 499*y^3*z + 673*z^2 - 3428*y*z^2 + 1644*y^2*z^2 - 1400*z^3 + 1800*y*z^3 + 727*z^4)/(36*y*z*(-1 + y + z)*(y + z)^2))*G[1, 0, 0, z] + (23*Pi^2*(-1 + z)*G[1, 0, 1, y])/(12*y*z) + (Pi^2*(-1 + z)*G[1, 0, 1, z])/(3*y*z) + (3*Pi^2*(-1 + z)*G[1, 0, 1 - y, z])/(4*y*z) + ((-41*Pi^2*(-1 + z))/(12*y*z) + ((I/12)*Pi*(-55*y^3 + 110*y^4 - 55*y^5 - 417*y^2*z + 800*y^3*z - 528*y^4*z + 145*y^5*z - 219*y*z^2 + 588*y^2*z^2 - 751*y^3*z^2 + 544*y^4*z^2 - 55*z^3 + 62*y*z^3 - 283*y^2*z^3 + 762*y^3*z^3 - 34*z^4 + 48*y*z^4 + 472*y^2*z^4 + 53*z^5 + 109*y*z^5))/((-1 + y)*y*z*(-1 + y + z)* (y + z)^3) + (-y^3 + 182*y^4 - 361*y^5 + 180*y^6 - 1029*y^2*z + 1754*y^3*z - 1722*y^4*z + 997*y^5*z - 561*y*z^2 + 552*y^2*z^2 - 1525*y^3*z^2 + 2119*y^4*z^2 + 8*z^3 - 1117*y*z^3 + 788*y^2*z^3 + 2076*y^3*z^3 - 556*z^4 + 1428*y*z^4 + 883*y^2*z^4 + 476*z^5 + 109*y*z^5)/(36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, y] + G[0, -y, z]*((-5*(-1 + z)*G[0, 1, 0, y])/(y*z) - (5*(-1 + z)*G[1, 1, 0, y])/(y*z)) + G[1 - y, -y, z]* ((-4*(-1 + z)*G[0, 1, 0, y])/(y*z) - (4*(-1 + z)*G[1, 1, 0, y])/ (y*z)) + G[-y, 0, z]*((-4*(-1 + z)*G[0, 1, 0, y])/(y*z) + (6*(-1 + z)*G[1, 0, 0, y])/(y*z) - (3*(-1 + z)*G[1, 1, 0, y])/ (y*z)) + G[-y, -y, z]*((8*(-1 + z)*G[0, 1, 0, y])/(y*z) + (8*(-1 + z)*G[1, 1, 0, y])/(y*z)) + (((11*I)*Pi*(-1 + z))/(y*z) + (Pi^2*(-1 + z))/(3*y*z) + (623*y^2 - 677*y^3 + 895*y*z - 2348*y^2*z + 731*y^3*z + 470*z^2 - 2413*y*z^2 + 1833*y^2*z^2 - 940*z^3 + 1572*y*z^3 + 470*z^4)/ (36*y*z*(-1 + y + z)*(y + z)^2))*G[1, 1, 0, z] - (2*Pi^2*(-1 + z)*G[1, 1, 1, y])/(3*y*z) + (2*Pi^2*(-1 + z)*G[1, 1, 1, z])/(3*y*z) + (Pi^2*(1 - z)*G[1, 1, 1 - y, z])/(3*y*z) + (3*Pi^2*(-1 + z)*G[1, 1 - y, 0, z])/(4*y*z) + (Pi^2*(1 - z)*G[1, 1 - y, 1, z])/(6*y*z) - (2*Pi^2*(-1 + z)*G[1, 1 - y, 1 - y, z])/(3*y*z) + (Pi^2*(1 - z)*G[1 - y, 0, 0, z])/(12*y*z) + (Pi^2*(1 - z)*G[1 - y, 0, 1, z])/(2*y*z) + (2*Pi^2*(-1 + z)*G[1 - y, 0, 1 - y, z])/(3*y*z) + ((-14*Pi^2*(-1 + z))/(3*y*z) + (469*y^3 - 542*y^4 - 323*y^5 + 396*y^6 + 732*y^2*z - 1961*y^3*z + 261*y^4*z + 968*y^5*z + 1353*y*z^2 - 5052*y^2*z^2 + 3640*y^3*z^2 + 293*y^4*z^2 + 631*z^3 - 4472*y*z^3 + 5710*y^2*z^3 - 1167*y^3*z^3 - 1298*z^4 + 3321*y*z^4 - 1321*y^2*z^4 + 667*z^5 - 433*y*z^5)/(36*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3) + ((I/12)*Pi*(77*y^3 - 154*y^4 + 77*y^5 - 21*y^2*z - 112*y^3*z + 120*y^4*z + 13*y^5*z + 177*y*z^2 - 564*y^2*z^2 + 425*y^3*z^2 + 16*y^4*z^2 + 77*z^3 - 562*y*z^3 + 677*y^2*z^3 - 30*y^3*z^3 - 154*z^4 + 372*y*z^4 - 56*y^2*z^4 + 77*z^5 - 23*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, 0, z] + (Pi^2*(1 - z)*G[1 - y, 1, 1, z])/(6*y*z) + (Pi^2*(1 - z)*G[1 - y, 1, 1 - y, z])/(6*y*z) + (Pi^2*(-1 + z)*G[1 - y, 1 - y, 0, z])/(6*y*z) + (Pi^2*(-1 + z)*G[1 - y, 1 - y, 1, z])/(3*y*z) + (Pi^2*(1 - z)*G[1 - y, 1 - y, 1 - y, z])/(6*y*z) + (2*Pi^2*(-1 + z)*G[1 - y, -y, 1 - y, z])/(3*y*z) + (Pi^2*(-1 + z)*G[-y, 0, 1, z])/(3*y*z) + (5*Pi^2*(-1 + z)*G[-y, 0, 1 - y, z])/(6*y*z) + (Pi^2*(-1 + z)*G[-y, 1 - y, 0, z])/(2*y*z) + (Pi^2*(-1 + z)*G[-y, 1 - y, 1, z])/(3*y*z) + (Pi^2*(1 - z)*G[-y, 1 - y, 1 - y, z])/(3*y*z) - (4*Pi^2*(-1 + z)*G[-y, -y, 1 - y, z])/(3*y*z) + (((-33*I)*Pi*(-1 + z))/(y*z) + (-37 + 37*y + 37*z - 469*y*z)/ (12*(-1 + y)*y*z))*G[0, 0, 0, 0, y] + ((-37*(-1 + z))/(12*y*z) - ((33*I)*Pi*(-1 + z))/(y*z))* G[0, 0, 0, 0, z] + ((((51*I)/2)*Pi*(-1 + z))/(y*z) + (-67*y^3 + 268*y^4 - 402*y^5 + 268*y^6 - 67*y^7 - 285*y^2*z + 1226*y^3*z - 2239*y^4*z + 2211*y^5*z - 1196*y^6*z + 283*y^7*z - 219*y*z^2 + 1218*y^2*z^2 - 3184*y^3*z^2 + 4584*y^4*z^2 - 3435*y^5*z^2 + 1042*y^6*z^2 - 67*z^3 + 544*y*z^3 - 2136*y^2*z^3 + 4264*y^3*z^3 - 4015*y^4*z^3 + 1428*y^5*z^3 + 86*z^4 - 622*y*z^4 + 1800*y^2*z^4 - 2108*y^3*z^4 + 862*y^4*z^4 - 31*z^5 + 243*y*z^5 - 399*y^2*z^5 + 193*y^3*z^5)/(12*(-1 + y)^3*y*z*(-1 + y + z)* (y + z)^3))*G[0, 0, 1, 0, y] + ((((39*I)/2)*Pi*(-1 + z))/(y*z) + (43*y^3 - 86*y^4 + 43*y^5 - 123*y^2*z - 3*y^3*z + 452*y^4*z - 326*y^5*z + 75*y*z^2 - 393*y^2*z^2 + 1383*y^3*z^2 - 1396*y^4*z^2 + 277*y^5*z^2 + 43*z^3 - 725*y*z^3 + 2371*y^2*z^3 - 2815*y^3*z^3 + 1018*y^4*z^3 - 249*z^4 + 1538*y*z^4 - 2681*y^2*z^4 + 1392*y^3*z^4 + 339*z^5 - 1069*y*z^5 + 838*y^2*z^5 - 133*z^6 + 187*y*z^6)/(12*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 0, 1, 0, z] + (((21*I)*Pi*(-1 + z))/(y*z) + (-16*y^3 + 64*y^4 - 96*y^5 + 64*y^6 - 16*y^7 + 78*y^2*z - 280*y^3*z + 191*y^4*z + 327*y^5*z - 491*y^6*z + 175*y^7*z - 21*y*z^2 + 54*y^2*z^2 - 595*y^3*z^2 + 1794*y^4*z^2 - 1893*y^5*z^2 + 658*y^6*z^2 - 16*z^3 + 133*y*z^3 - 894*y^2*z^3 + 2413*y^3*z^3 - 2569*y^4*z^3 + 924*y^5*z^3 + 32*z^4 - 325*y*z^4 + 1152*y^2*z^4 - 1442*y^3*z^4 + 574*y^4*z^4 - 16*z^5 + 171*y*z^5 - 291*y^2*z^5 + 133*y^3*z^5)/(6*(-1 + y)^3*y*z*(-1 + y + z)* (y + z)^3))*G[0, 1, 0, 0, y] + (((21*I)*Pi*(-1 + z))/(y*z) + (16*y^3 - 32*y^4 + 16*y^5 - 78*y^2*z + 72*y^3*z + 122*y^4*z - 116*y^5*z + 21*y*z^2 - 42*y^2*z^2 + 354*y^3*z^2 - 454*y^4*z^2 + 103*y^5*z^2 + 16*z^3 - 230*y*z^3 + 742*y^2*z^3 - 934*y^3*z^3 + 370*y^4*z^3 - 84*z^4 + 506*y*z^4 - 914*y^2*z^4 + 492*y^3*z^4 + 111*z^5 - 361*y*z^5 + 286*y^2*z^5 - 43*z^6 + 61*y*z^6)/ (6*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, 0, z] + (((-12*I)*Pi*(-1 + z))/(y*z) + (21*y^3 - 42*y^4 + 21*y^5 + 49*y^2*z - 116*y^3*z + 133*y^4*z - 66*y^5*z + 60*y*z^2 - 160*y^2*z^2 + 301*y^3*z^2 - 240*y^4*z^2 + 21*z^3 - 93*y*z^3 + 279*y^2*z^3 - 324*y^3*z^3 - 18*z^4 + 93*y*z^4 - 192*y^2*z^4 + 3*z^5 - 42*y*z^5)/(4*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3))*G[0, 1, 1, 0, y] + (((-6*I)*Pi*(-1 + z))/(y*z) + (-71*y^3 + 71*y^4 - 255*y^2*z + 397*y^3*z - 83*y^4*z - 222*y*z^2 + 690*y^2*z^2 - 320*y^3*z^2 - 71*z^3 + 506*y*z^3 - 462*y^2*z^3 + 142*z^4 - 296*y*z^4 - 71*z^5)/ (6*y*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 1, 0, z] + (((-12*I)*Pi*(-1 + z))/(y*z) + (-55*y^3 + 110*y^4 - 55*y^5 + 45*y^2*z + 20*y^3*z + 9*y^4*z - 74*y^5*z - 120*y*z^2 + 360*y^2*z^2 - 73*y^3*z^2 - 248*y^4*z^2 - 55*z^3 + 395*y*z^3 - 283*y^2*z^3 - 300*y^3*z^3 + 110*z^4 - 201*y*z^4 - 152*y^2*z^4 - 55*z^5 - 26*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[0, 1 - y, 1, 0, z] + ((((51*I)/2)*Pi*(-1 + z))/(y*z) + (-14 + 28*y - 14*y^2 + 28*z - 174*y*z + 146*y^2*z - 14*z^2 + 95*y*z^2)/(6*(-1 + y)*y*z*(-1 + y + z)))*G[1, 0, 0, 0, y] + ((((51*I)/2)*Pi*(-1 + z))/(y*z) + (14 - 14*y - 28*z + 65*y*z + 14*z^2)/ (6*y*z*(-1 + y + z)))*G[1, 0, 0, 0, z] + (((-18*I)*Pi*(-1 + z))/(y*z) + (25*y^3 - 50*y^4 + 25*y^5 + 285*y^2*z - 572*y^3*z + 429*y^4*z - 142*y^5*z + 120*y*z^2 - 456*y^2*z^2 + 751*y^3*z^2 - 496*y^4*z^2 + 25*z^3 - 101*y*z^3 + 469*y^2*z^3 - 636*y^3*z^3 - 2*z^4 + 111*y*z^4 - 352*y^2*z^4 - 11*z^5 - 70*y*z^5)/ (12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 0, 1, 0, y] + (((-9*I)*Pi*(-1 + z))/(y*z) + (3*y - 68*z + 65*y*z + 136*z^2 - 92*y*z^2 - 68*z^3)/(6*y*z^2*(-1 + y + z)))*G[1, 0, 1, 0, z] + (((-15*I)*Pi*(-1 + z))/(y*z) + (77*y^3 - 154*y^4 + 77*y^5 + 483*y^2*z - 1024*y^3*z + 798*y^4*z - 257*y^5*z + 285*y*z^2 - 996*y^2*z^2 + 1487*y^3*z^2 - 956*y^4*z^2 + 77*z^3 - 382*y*z^3 + 1091*y^2*z^3 - 1326*y^3*z^3 - 58*z^4 + 330*y*z^4 - 812*y^2*z^4 + 5*z^5 - 185*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, 0, y] + G[-y, z]*((Pi^2*(1 - z)*G[0, 1, y])/(6*y*z) + (Pi^2*(-1 + z)*G[1, 0, y])/(2*y*z) + (((6*I)*Pi*(-1 + z))/(y*z) + (-9*y^4 + 20*y^5 - 10*y^6 - 23*y^3*z + 63*y^4*z - 38*y^5*z + 41*y^2*z^2 + 13*y^3*z^2 - 54*y^4*z^2 + 15*y*z^3 - 39*y^2*z^3 - 36*y^3*z^3 + 4*z^4 - 9*y*z^4 - 14*y^2*z^4 - 6*y*z^5 - 2*z^6)/ (2*y*z^2*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (((6*I)*Pi*(-1 + z))/(y*z) + (-9*y^4 + 20*y^5 - 10*y^6 - 23*y^3*z + 63*y^4*z - 38*y^5*z + 41*y^2*z^2 + 13*y^3*z^2 - 54*y^4*z^2 + 15*y*z^3 - 39*y^2*z^3 - 36*y^3*z^3 + 4*z^4 - 9*y*z^4 - 14*y^2*z^4 - 6*y*z^5 - 2*z^6)/(2*y*z^2*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, y] + (2*(-1 + z)*G[0, 0, 1, 0, y])/(y*z) - (6*(-1 + z)*G[0, 1, 0, 0, y])/(y*z) + ((-1 + z)*G[0, 1, 1, 0, y])/ (y*z) - (5*(-1 + z)*G[1, 0, 1, 0, y])/(y*z) - (6*(-1 + z)*G[1, 1, 0, 0, y])/(y*z)) + (((-6*I)*Pi*(-1 + z))/(y*z) + (-43 + 43*y + 86*z - 52*y*z - 43*z^2)/ (3*y*z*(-1 + y + z)))*G[1, 1, 0, 0, z] + (((6*I)*Pi*(-1 + z))/(y*z) + (-13 + 26*y - 13*y^2 + 2*z - 31*y*z + 29*y^2*z + 5*z^2 + 13*y*z^2)/(4*(-1 + y)*y*z*(-1 + y + z)))* G[1, 1, 1, 0, y] + (((6*I)*Pi*(-1 + z))/(y*z) + (-3*y + 25*z - 22*y*z - 50*z^2 + 31*y*z^2 + 25*z^3)/ (6*y*z^2*(-1 + y + z)))*G[1, 1, 1, 0, z] + (((3*I)*Pi*(-1 + z))/(y*z) + (3*y + 10*z - 13*y*z - 20*z^2 + 22*y*z^2 + 10*z^3)/(6*y*z^2*(-1 + y + z)))*G[1, 1 - y, 1, 0, z] + (((-9*I)*Pi*(-1 + z))/(y*z) + (-20*y^4 + 60*y^5 - 60*y^6 + 20*y^7 - 85*y^3*z + 246*y^4*z - 237*y^5*z + 76*y^6*z - 65*y^2*z^2 + 280*y^3*z^2 - 315*y^4*z^2 + 100*y^5*z^2 - 80*y*z^3 + 284*y^2*z^3 - 267*y^3*z^3 + 48*y^4*z^3 - 25*z^4 + 177*y*z^4 - 201*y^2*z^4 + 4*y^3*z^4 + 42*z^5 - 91*y*z^5 + 4*y^2*z^5 - 19*z^6 + 4*y*z^6)/ (4*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, 1, 0, z] + (((-9*I)*Pi*(-1 + z))/(y*z) + (-95*y^3 + 190*y^4 - 95*y^5 - 33*y^2*z + 256*y^3*z - 246*y^4*z + 23*y^5*z - 231*y*z^2 + 780*y^2*z^2 - 713*y^3*z^2 + 128*y^4*z^2 - 95*z^3 + 706*y*z^3 - 965*y^2*z^3 + 246*y^3*z^3 + 190*z^4 - 498*y*z^4 + 200*y^2*z^4 - 95*z^5 + 59*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, 0, 0, z] + (((-6*I)*Pi*(-1 + z))/(y*z) + (-5*y^3 - y^2*z + 5*y^3*z - 12*y*z^2 + 15*y^2*z^2 - 5*z^3 + 15*y*z^3 + 5*z^4)/(2*y*z*(y + z)^3))*G[1 - y, 1, 1, 0, z] + (((3*I)*Pi*(-1 + z))/(y*z) + (60*y^4 - 180*y^5 + 180*y^6 - 60*y^7 + 223*y^3*z - 674*y^4*z + 679*y^5*z - 228*y^6*z + 225*y^2*z^2 - 860*y^3*z^2 + 906*y^4*z^2 - 271*y^5*z^2 + 171*y*z^3 - 720*y^2*z^3 + 637*y^3*z^3 - 16*y^4*z^3 + 43*z^4 - 374*y*z^4 + 349*y^2*z^4 + 198*y^3*z^4 - 86*z^5 + 162*y*z^5 + 140*y^2*z^5 + 43*z^6 + 29*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 1, 0, z] + (((6*I)*Pi*(-1 + z))/(y*z) + (-9*y^4 + 20*y^5 - 10*y^6 - 23*y^3*z + 63*y^4*z - 38*y^5*z + 41*y^2*z^2 + 13*y^3*z^2 - 54*y^4*z^2 + 15*y*z^3 - 39*y^2*z^3 - 36*y^3*z^3 + 4*z^4 - 9*y*z^4 - 14*y^2*z^4 - 6*y*z^5 - 2*z^6)/ (2*y*z^2*(-1 + y + z)*(y + z)^3))*G[-y, 0, 1, 0, z] + (((6*I)*Pi*(-1 + z))/(y*z) + (-9*y^4 + 20*y^5 - 10*y^6 - 23*y^3*z + 63*y^4*z - 38*y^5*z + 41*y^2*z^2 + 13*y^3*z^2 - 54*y^4*z^2 + 15*y*z^3 - 39*y^2*z^3 - 36*y^3*z^3 + 4*z^4 - 9*y*z^4 - 14*y^2*z^4 - 6*y*z^5 - 2*z^6)/(2*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 1, 0, z] + (57*(-1 + z)*G[0, 0, 0, 0, 0, y])/(2*y*z) + (57*(-1 + z)*G[0, 0, 0, 0, 0, z])/(2*y*z) - (25*(-1 + z)*G[0, 0, 0, 1, 0, y])/(y*z) - (22*(-1 + z)*G[0, 0, 0, 1, 0, z])/(y*z) - (59*(-1 + z)*G[0, 0, 1, 0, 0, y])/(2*y*z) - (47*(-1 + z)*G[0, 0, 1, 0, 0, z])/(2*y*z) + (37*(-1 + z)*G[0, 0, 1, 1, 0, y])/(2*y*z) + (8*(-1 + z)*G[0, 0, 1, 1, 0, z])/(y*z) + (29*(-1 + z)*G[0, 0, 1 - y, 1, 0, z])/(2*y*z) - (43*(-1 + z)*G[0, 1, 0, 0, 0, y])/(2*y*z) - (43*(-1 + z)*G[0, 1, 0, 0, 0, z])/(2*y*z) + (31*(-1 + z)*G[0, 1, 0, 1, 0, y])/(2*y*z) + (15*(-1 + z)*G[0, 1, 0, 1, 0, z])/(2*y*z) + (18*(-1 + z)*G[0, 1, 1, 0, 0, y])/(y*z) + (11*(-1 + z)*G[0, 1, 1, 0, 0, z])/(y*z) - (19*(-1 + z)*G[0, 1, 1, 1, 0, y])/(2*y*z) - (2*(-1 + z)*G[0, 1, 1, 1, 0, z])/(y*z) - (7*(-1 + z)*G[0, 1, 1 - y, 1, 0, z])/(2*y*z) + (13*(-1 + z)*G[0, 1 - y, 0, 1, 0, z])/(y*z) + (13*(-1 + z)*G[0, 1 - y, 1, 0, 0, z])/(y*z) + (3*(-1 + z)*G[0, 1 - y, 1, 1, 0, z])/(y*z) - (7*(-1 + z)*G[0, 1 - y, 1 - y, 1, 0, z])/(y*z) - (5*(-1 + z)*G[0, -y, 0, 1, 0, z])/(y*z) - (5*(-1 + z)*G[0, -y, 1 - y, 1, 0, z])/(y*z) - (24*(-1 + z)*G[1, 0, 0, 0, 0, y])/(y*z) - (24*(-1 + z)*G[1, 0, 0, 0, 0, z])/(y*z) + (35*(-1 + z)*G[1, 0, 0, 1, 0, y])/(2*y*z) + (10*(-1 + z)*G[1, 0, 0, 1, 0, z])/(y*z) + (23*(-1 + z)*G[1, 0, 1, 0, 0, y])/(y*z) + (12*(-1 + z)*G[1, 0, 1, 0, 0, z])/(y*z) - (23*(-1 + z)*G[1, 0, 1, 1, 0, y])/(2*y*z) - (2*(-1 + z)*G[1, 0, 1, 1, 0, z])/(y*z) - (9*(-1 + z)*G[1, 0, 1 - y, 1, 0, z])/(2*y*z) + (35*(-1 + z)*G[1, 1, 0, 0, 0, y])/(2*y*z) + (9*(-1 + z)*G[1, 1, 0, 0, 0, z])/(y*z) - (19*(-1 + z)*G[1, 1, 0, 1, 0, y])/(2*y*z) - (12*(-1 + z)*G[1, 1, 1, 0, 0, y])/(y*z) - (5*(-1 + z)*G[1, 1, 1, 0, 0, z])/(y*z) + (4*(-1 + z)*G[1, 1, 1, 1, 0, y])/(y*z) - (4*(-1 + z)*G[1, 1, 1, 1, 0, z])/(y*z) + (2*(-1 + z)*G[1, 1, 1 - y, 1, 0, z])/(y*z) - (9*(-1 + z)*G[1, 1 - y, 0, 1, 0, z])/(2*y*z) - (5*(-1 + z)*G[1, 1 - y, 1, 0, 0, z])/(y*z) + ((-1 + z)*G[1, 1 - y, 1, 1, 0, z])/(y*z) + (4*(-1 + z)*G[1, 1 - y, 1 - y, 1, 0, z])/(y*z) + (23*(-1 + z)*G[1 - y, 0, 0, 1, 0, z])/(2*y*z) + (11*(-1 + z)*G[1 - y, 0, 1, 0, 0, z])/(y*z) + (3*(-1 + z)*G[1 - y, 0, 1, 1, 0, z])/(y*z) - (4*(-1 + z)*G[1 - y, 0, 1 - y, 1, 0, z])/(y*z) + (17*(-1 + z)*G[1 - y, 1, 0, 0, 0, z])/(2*y*z) - (2*(-1 + z)*G[1 - y, 1, 0, 1, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1, 1, 0, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1, 1, 1, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1, 1 - y, 1, 0, z])/(y*z) - (3*(-1 + z)*G[1 - y, 1 - y, 0, 1, 0, z])/(y*z) - (3*(-1 + z)*G[1 - y, 1 - y, 1, 0, 0, z])/(y*z) - (2*(-1 + z)*G[1 - y, 1 - y, 1, 1, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (4*(-1 + z)*G[1 - y, -y, 0, 1, 0, z])/(y*z) - (4*(-1 + z)*G[1 - y, -y, 1 - y, 1, 0, z])/(y*z) - (6*(-1 + z)*G[-y, 0, 0, 1, 0, z])/(y*z) - (6*(-1 + z)*G[-y, 0, 1, 0, 0, z])/(y*z) - (2*(-1 + z)*G[-y, 0, 1, 1, 0, z])/(y*z) - (5*(-1 + z)*G[-y, 0, 1 - y, 1, 0, z])/(y*z) - (5*(-1 + z)*G[-y, 1 - y, 0, 1, 0, z])/(y*z) - (6*(-1 + z)*G[-y, 1 - y, 1, 0, 0, z])/(y*z) - (2*(-1 + z)*G[-y, 1 - y, 1, 1, 0, z])/(y*z) + (2*(-1 + z)*G[-y, 1 - y, 1 - y, 1, 0, z])/(y*z) + (8*(-1 + z)*G[-y, -y, 0, 1, 0, z])/(y*z) + (8*(-1 + z)*G[-y, -y, 1 - y, 1, 0, z])/(y*z) + ((-113*Pi^2*(-1 + z))/(54*y*z) - ((I/18)*Pi*(-481 + 962*y - 481*y^2 + 746*z - 984*y*z + 238*y^2*z - 319*z^2 + 238*y*z^2))/ ((-1 + y)*y*z*(-1 + y + z)) + (-11375*y^2 + 32613*y^3 - 29589*y^4 + 6839*y^5 + 1512*y^6 - 22750*y*z + 87760*y^2*z - 115567*y^3*z + 59502*y^4*z - 8945*y^5*z - 11375*z^2 + 72281*y*z^2 - 138946*y^2*z^2 + 108763*y^3*z^2 - 31047*y^4*z^2 + 19510*z^3 - 66287*y*z^3 + 76528*y^2*z^3 - 30399*y^3*z^3 - 8567*z^4 + 18052*y*z^4 - 9809*y^2*z^4)/(216*(-1 + y)^2*y*z*(-1 + y + z)* (y + z)^2))*Zeta[3] + G[1, 1 - y, z]* (((-1/2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-3*y - 10*z + 13*y*z + 20*z^2 - 22*y*z^2 - 10*z^3))/ (36*y*z^2*(-1 + y + z)) - (5*(-1 + z)*G[0, 1, 0, y])/(2*y*z) - (2*(-1 + z)*G[1, 0, 0, y])/(y*z) + (4*(-1 + z)*G[1, 1, 0, y])/ (y*z) + ((1 - z)*Zeta[3])/(y*z)) + G[1 - y, 0, z]* (((I/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(21*y^3 - 42*y^4 + 21*y^5 + 21*y^2*z - 92*y^3*z + 69*y^4*z + 2*y^5*z + 54*y*z^2 - 216*y^2*z^2 + 183*y^3*z^2 + 21*z^3 - 183*y*z^3 + 237*y^2*z^3 - 12*y^3*z^3 - 50*z^4 + 129*y*z^4 - 16*y^2*z^4 + 27*z^5 - 6*y*z^5))/ (24*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - (17*(-1 + z)*G[0, 0, 0, y])/(2*y*z) + (17*(-1 + z)*G[0, 1, 0, y])/ (2*y*z) + (6*(-1 + z)*G[1, 0, 0, y])/(y*z) + (2*(-1 + z)*G[1, 1, 0, y])/(y*z) - (13*(-1 + z)*Zeta[3])/(y*z)) + G[0, 1 - y, z]*(((2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(55*y^3 - 110*y^4 + 55*y^5 - 45*y^2*z - 20*y^3*z - 9*y^4*z + 74*y^5*z + 120*y*z^2 - 360*y^2*z^2 + 73*y^3*z^2 + 248*y^4*z^2 + 55*z^3 - 395*y*z^3 + 283*y^2*z^3 + 300*y^3*z^3 - 110*z^4 + 201*y*z^4 + 152*y^2*z^4 + 55*z^5 + 26*y*z^5))/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (((-12*I)*Pi*(-1 + z))/(y*z) + (-55*y^3 + 110*y^4 - 55*y^5 + 45*y^2*z + 20*y^3*z + 9*y^4*z - 74*y^5*z - 120*y*z^2 + 360*y^2*z^2 - 73*y^3*z^2 - 248*y^4*z^2 - 55*z^3 + 395*y*z^3 - 283*y^2*z^3 - 300*y^3*z^3 + 110*z^4 - 201*y*z^4 - 152*y^2*z^4 - 55*z^5 - 26*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1, 0, y] + (11*(-1 + z)*G[0, 1, 0, y])/(y*z) + (12*(-1 + z)*G[1, 0, 0, y])/(y*z) + ((1 - z)*G[1, 1, 0, y])/(y*z) - (9*(-1 + z)*Zeta[3])/(y*z)) + G[1, 0, y]* (((-3*I)*Pi^3*(-1 + z))/(y*z) + (3329*y^2 - 4690*y^3 - 607*y^4 + 1968*y^5 + 26422*y*z - 79746*y^2*z + 60441*y^3*z - 7117*y^4*z + 13085*z^2 - 80874*y*z^2 + 95672*y^2*z^2 - 20527*y^3*z^2 - 25834*z^3 + 57381*y*z^3 - 16835*y^2*z^3 + 12749*z^4 - 5393*y*z^4)/ (288*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + ((I/36)*Pi*(439*y^2 - 824*y^3 + 331*y^4 + 54*y^5 + 1931*y*z - 5793*y^2*z + 4181*y^3*z - 319*y^4*z + 898*z^2 - 5523*y*z^2 + 5972*y^2*z^2 - 996*y^3*z^2 - 1742*z^3 + 3560*y*z^3 - 1116*y^2*z^3 + 844*z^4 - 493*y*z^4))/((-1 + y)*y*z*(-1 + y + z)* (y + z)^2) + (Pi^2*(587*y^3 - 1174*y^4 + 587*y^5 + 1509*y^2*z - 4384*y^3*z + 3900*y^4*z - 1025*y^5*z + 1707*y*z^2 - 7260*y^2*z^2 + 9359*y^3*z^2 - 3572*y^4*z^2 + 587*z^3 - 5218*y*z^3 + 9899*y^2*z^3 - 4566*y^3*z^3 - 1366*z^4 + 4584*y*z^4 - 2516*y^2*z^4 + 731*z^5 - 497*y*z^5))/ (144*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (((-3*I)*Pi*(-1 + z))/(y*z) + (-3*y - 10*z + 13*y*z + 20*z^2 - 22*y*z^2 - 10*z^3)/(6*y*z^2*(-1 + y + z)))*G[1, 0, z] + (((3*I)*Pi*(-1 + z))/(y*z) + (3*y + 10*z - 13*y*z - 20*z^2 + 22*y*z^2 + 10*z^3)/(6*y*z^2*(-1 + y + z)))*G[1, 1 - y, z] + (((-3*I)*Pi*(-1 + z))/(y*z) + (-21*y^3 + 42*y^4 - 21*y^5 - 21*y^2*z + 92*y^3*z - 69*y^4*z - 2*y^5*z - 54*y*z^2 + 216*y^2*z^2 - 183*y^3*z^2 - 21*z^3 + 183*y*z^3 - 237*y^2*z^3 + 12*y^3*z^3 + 50*z^4 - 129*y*z^4 + 16*y^2*z^4 - 27*z^5 + 6*y*z^5)/ (4*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, z] + (((3*I)*Pi*(-1 + z))/(y*z) + (60*y^4 - 180*y^5 + 180*y^6 - 60*y^7 + 223*y^3*z - 674*y^4*z + 679*y^5*z - 228*y^6*z + 225*y^2*z^2 - 860*y^3*z^2 + 906*y^4*z^2 - 271*y^5*z^2 + 171*y*z^3 - 720*y^2*z^3 + 637*y^3*z^3 - 16*y^4*z^3 + 43*z^4 - 374*y*z^4 + 349*y^2*z^4 + 198*y^3*z^4 - 86*z^5 + 162*y*z^5 + 140*y^2*z^5 + 43*z^6 + 29*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, z] + (((-6*I)*Pi*(-1 + z))/(y*z) + (9*y^4 - 20*y^5 + 10*y^6 + 23*y^3*z - 63*y^4*z + 38*y^5*z - 41*y^2*z^2 - 13*y^3*z^2 + 54*y^4*z^2 - 15*y*z^3 + 39*y^2*z^3 + 36*y^3*z^3 - 4*z^4 + 9*y*z^4 + 14*y^2*z^4 + 6*y*z^5 + 2*z^6)/ (2*y*z^2*(-1 + y + z)*(y + z)^3))*G[-y, 0, z] + (((6*I)*Pi*(-1 + z))/(y*z) + (-9*y^4 + 20*y^5 - 10*y^6 - 23*y^3*z + 63*y^4*z - 38*y^5*z + 41*y^2*z^2 + 13*y^3*z^2 - 54*y^4*z^2 + 15*y*z^3 - 39*y^2*z^3 - 36*y^3*z^3 + 4*z^4 - 9*y*z^4 - 14*y^2*z^4 - 6*y*z^5 - 2*z^6)/(2*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, z] - (11*(-1 + z)*G[0, 0, 0, z])/(y*z) + (29*(-1 + z)*G[0, 0, 1 - y, z])/(2*y*z) + (7*(-1 + z)*G[0, 1, 0, z])/ (2*y*z) - (7*(-1 + z)*G[0, 1, 1 - y, z])/(2*y*z) + (7*(-1 + z)*G[0, 1 - y, 0, z])/(y*z) - (7*(-1 + z)*G[0, 1 - y, 1 - y, z])/(y*z) + (5*(-1 + z)*G[0, -y, 0, z])/(y*z) - (5*(-1 + z)*G[0, -y, 1 - y, z])/ (y*z) + (5*(-1 + z)*G[1, 0, 0, z])/(y*z) - (9*(-1 + z)*G[1, 0, 1 - y, z])/(2*y*z) - (2*(-1 + z)*G[1, 1, 0, z])/ (y*z) + (2*(-1 + z)*G[1, 1, 1 - y, z])/(y*z) - (9*(-1 + z)*G[1, 1 - y, 0, z])/(2*y*z) + (4*(-1 + z)*G[1, 1 - y, 1 - y, z])/(y*z) + ((-1 + z)*G[1 - y, 0, 0, z])/(2*y*z) - (4*(-1 + z)*G[1 - y, 0, 1 - y, z])/(y*z) + ((1 - z)*G[1 - y, 1, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1, 1 - y, z])/ (y*z) + ((1 - z)*G[1 - y, 1 - y, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1 - y, 1 - y, z])/(y*z) + (4*(-1 + z)*G[1 - y, -y, 0, z])/(y*z) - (4*(-1 + z)*G[1 - y, -y, 1 - y, z])/(y*z) + (6*(-1 + z)*G[-y, 0, 0, z])/(y*z) - (5*(-1 + z)*G[-y, 0, 1 - y, z])/ (y*z) - (3*(-1 + z)*G[-y, 1 - y, 0, z])/(y*z) + (2*(-1 + z)*G[-y, 1 - y, 1 - y, z])/(y*z) - (8*(-1 + z)*G[-y, -y, 0, z])/(y*z) + (8*(-1 + z)*G[-y, -y, 1 - y, z])/(y*z) - (15*(-1 + z)*Zeta[3])/ (2*y*z)) + G[0, 1, y]*(((2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-21*y^3 + 42*y^4 - 21*y^5 - 49*y^2*z + 116*y^3*z - 133*y^4*z + 66*y^5*z - 60*y*z^2 + 160*y^2*z^2 - 301*y^3*z^2 + 240*y^4*z^2 - 21*z^3 + 93*y*z^3 - 279*y^2*z^3 + 324*y^3*z^3 + 18*z^4 - 93*y*z^4 + 192*y^2*z^4 - 3*z^5 + 42*y*z^5))/ (24*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - (7*(-1 + z)*Zeta[3])/ (2*y*z)) + G[1, 1, z]*(((-I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(3*y - 25*z + 22*y*z + 50*z^2 - 31*y*z^2 - 25*z^3))/ (36*y*z^2*(-1 + y + z)) - (2*(-1 + z)*G[0, 1, 0, y])/(y*z) + (2*(-1 + z)*G[1, 1, 0, y])/(y*z) - (3*(-1 + z)*Zeta[3])/(y*z)) + G[0, 1, z]*((I*Pi^3*(-1 + z))/(y*z) + (Pi^2*(71*y^3 - 71*y^4 + 255*y^2*z - 397*y^3*z + 83*y^4*z + 222*y*z^2 - 690*y^2*z^2 + 320*y^3*z^2 + 71*z^3 - 506*y*z^3 + 462*y^2*z^3 - 142*z^4 + 296*y*z^4 + 71*z^5))/(36*y*z*(-1 + y + z)* (y + z)^3) + (7*(-1 + z)*G[0, 1, 0, y])/(2*y*z) - (7*(-1 + z)*G[1, 1, 0, y])/(2*y*z) + (3*(-1 + z)*Zeta[3])/(2*y*z)) + G[1, 1, y]*(((-I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(13 - 26*y + 13*y^2 - 2*z + 31*y*z - 29*y^2*z - 5*z^2 - 13*y*z^2))/(24*(-1 + y)*y*z*(-1 + y + z)) + (3*(-1 + z)*Zeta[3])/ (y*z)) + G[1 - y, 1, z]*((I*Pi^3*(-1 + z))/(y*z) + (Pi^2*(5*y^3 + y^2*z - 5*y^3*z + 12*y*z^2 - 15*y^2*z^2 + 5*z^3 - 15*y*z^3 - 5*z^4))/(12*y*z*(y + z)^3) + ((1 - z)*G[0, 1, 0, y])/ (y*z) + ((-1 + z)*G[1, 1, 0, y])/(y*z) + (3*(-1 + z)*Zeta[3])/ (y*z)) + G[-y, 1 - y, z]*(((-I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(9*y^4 - 20*y^5 + 10*y^6 + 23*y^3*z - 63*y^4*z + 38*y^5*z - 41*y^2*z^2 - 13*y^3*z^2 + 54*y^4*z^2 - 15*y*z^3 + 39*y^2*z^3 + 36*y^3*z^3 - 4*z^4 + 9*y*z^4 + 14*y^2*z^4 + 6*y*z^5 + 2*z^6))/ (12*y*z^2*(-1 + y + z)*(y + z)^3) - (5*(-1 + z)*G[0, 1, 0, y])/ (y*z) - (6*(-1 + z)*G[1, 0, 0, y])/(y*z) + (4*(-1 + z)*Zeta[3])/ (y*z)) + G[1 - y, 1 - y, z]*(((-1/2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-60*y^4 + 180*y^5 - 180*y^6 + 60*y^7 - 223*y^3*z + 674*y^4*z - 679*y^5*z + 228*y^6*z - 225*y^2*z^2 + 860*y^3*z^2 - 906*y^4*z^2 + 271*y^5*z^2 - 171*y*z^3 + 720*y^2*z^3 - 637*y^3*z^3 + 16*y^4*z^3 - 43*z^4 + 374*y*z^4 - 349*y^2*z^4 - 198*y^3*z^4 + 86*z^5 - 162*y*z^5 - 140*y^2*z^5 - 43*z^6 - 29*y*z^6))/(72*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) - (3*(-1 + z)*G[0, 1, 0, y])/(y*z) - (3*(-1 + z)*G[1, 0, 0, y])/ (y*z) + ((1 - z)*G[1, 1, 0, y])/(y*z) + (4*(-1 + z)*Zeta[3])/ (y*z)) + G[1, 0, z]*((((-7*I)/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-461 + 461*y + 922*z - 1037*y*z - 461*z^2))/ (144*y*z*(-1 + y + z)) + (-14381*y^2 + 13853*y^3 + 528*y^4 - 8998*y*z + 42332*y^2*z - 11293*y^3*z - 4625*z^2 + 28345*y*z^2 - 24415*y^2*z^2 + 9874*z^3 - 17843*y*z^3 - 5249*z^4)/ (288*y*z*(-1 + y + z)*(y + z)^2) + ((I/36)*Pi*(-898*y^2 + 844*y^3 + 54*y^4 - 743*y*z + 2782*y^2*z - 319*y^3*z - 439*z^2 + 2276*y*z^2 - 996*y^2*z^2 + 932*z^3 - 1116*y*z^3 - 493*z^4))/(y*z*(-1 + y + z)*(y + z)^2) - (5*(-1 + z)*G[0, 0, 0, y])/(2*y*z) + (5*(-1 + z)*G[0, 1, 0, y])/ (y*z) + (2*(-1 + z)*G[1, 0, 0, y])/(y*z) - (9*(-1 + z)*G[1, 1, 0, y])/(2*y*z) + (11*(-1 + z)*Zeta[3])/ (2*y*z)) + G[0, 0, z]*(((-1/36*I)*Pi*(679 + 243*y - 679*z))/(y*z) + (((13*I)/2)*Pi^3*(-1 + z))/(y*z) + (17891*y + 3132*y^2 + 17891*z - 40642*y*z - 5724*y^2*z - 36646*z^2 + 20159*y*z^2 + 18755*z^3)/ (864*y*(-1 + z)*z*(y + z)) + (Pi^2*(280 - 560*y + 280*y^2 - 876*z + 1397*y*z - 521*y^2*z + 903*z^2 - 1111*y*z^2 + 244*y^2*z^2 - 307*z^3 + 271*y*z^3))/(36*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)) + ((((27*I)/2)*Pi*(-1 + z))/(y*z) + (7*y^3 - 14*y^4 + 7*y^5 - 63*y^2*z + 80*y^3*z - 28*y^4*z + 11*y^5*z + 3*y*z^2 - 60*y^2*z^2 + 55*y^3*z^2 + 26*y^4*z^2 + 7*z^3 - 134*y*z^3 + 187*y^2*z^3 + 12*y^3*z^3 - 46*z^4 + 128*y*z^4 - 10*y^2*z^4 + 31*z^5 - 7*y*z^5)/(4*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1, 0, y] + (57*(-1 + z)*G[0, 0, 0, y])/(2*y*z) - (11*(-1 + z)*G[0, 1, 0, y])/(y*z) - (35*(-1 + z)*G[1, 0, 0, y])/ (2*y*z) + (9*(-1 + z)*G[1, 1, 0, y])/(2*y*z) + (9*(-1 + z)*Zeta[3])/(y*z)) + G[0, 0, y]* ((((13*I)/2)*Pi^3*(-1 + z))/(y*z) - ((I/72)*Pi*(-1358 + 1196*y + 162*y^2 + 1358*z + 2197*y*z))/ ((-1 + y)*y*z) + (-17891*y + 29878*y^2 - 5651*y^3 - 6336*y^4 - 17891*z + 40641*y*z - 7377*y^2*z - 15805*y^3*z + 17891*z^2 - 15982*y*z^2 - 2341*y^2*z^2)/(864*(-1 + y)^2*y*z*(y + z)) + (Pi^2*(-280 + 1120*y - 1680*y^2 + 1120*y^3 - 280*y^4 + 560*z - 2605*y*z + 4455*y^2*z - 3329*y^3*z + 919*y^4*z - 280*z^2 + 1512*y*z^2 - 2181*y^2*z^2 + 946*y^3*z^2))/(36*(-1 + y)^3*y*z* (-1 + y + z)) + (((-33*I)*Pi*(-1 + z))/(y*z) + (37 - 74*y + 37*y^2 - 74*z + 366*y*z - 292*y^2*z + 37*z^2 - 172*y*z^2)/(12*(-1 + y)*y*z*(-1 + y + z)))*G[0, 0, z] + ((((9*I)/2)*Pi*(-1 + z))/(y*z) + (3*y + 28*z - 31*y*z - 56*z^2 + 37*y*z^2 + 28*z^3)/(6*y*z^2*(-1 + y + z)))*G[1, 0, z] + (((9*I)*Pi*(-1 + z))/(y*z) + (60*y^4 - 180*y^5 + 180*y^6 - 60*y^7 + 257*y^3*z - 742*y^4*z + 713*y^5*z - 228*y^6*z + 159*y^2*z^2 - 796*y^3*z^2 + 900*y^4*z^2 - 263*y^5*z^2 + 237*y*z^3 - 888*y^2*z^3 + 749*y^3*z^3 - 8*y^4*z^3 + 77*z^4 - 610*y*z^4 + 629*y^2*z^4 + 174*y^3*z^4 - 154*z^5 + 324*y*z^5 + 100*y^2*z^5 + 77*z^6 + 13*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, z] + (57*(-1 + z)*G[0, 0, 0, z])/(2*y*z) - (5*(-1 + z)*G[0, 1, 0, z])/(y*z) - (12*(-1 + z)*G[0, 1 - y, 0, z])/ (y*z) - (15*(-1 + z)*G[1, 0, 0, z])/(2*y*z) + (2*(-1 + z)*G[1, 1, 0, z])/(y*z) + (2*(-1 + z)*G[1, 1 - y, 0, z])/ (y*z) - (10*(-1 + z)*G[1 - y, 0, 0, z])/(y*z) - (5*(-1 + z)*G[1 - y, 1, 0, z])/(2*y*z) + (3*(-1 + z)*G[1 - y, 1 - y, 0, z])/(y*z) + (6*(-1 + z)*G[-y, 1 - y, 0, z])/(y*z) + (9*(-1 + z)*Zeta[3])/ (y*z)) + G[1, z]*((((-11*I)/6)*Pi^3*(-1 + z))/(y*z) - (7*Pi^4*(-1 + z))/(72*y*z) + (Pi^2*(-623*y^2 + 677*y^3 - 895*y*z + 2348*y^2*z - 731*y^3*z - 470*z^2 + 2413*y*z^2 - 1833*y^2*z^2 + 940*z^3 - 1572*y*z^3 - 470*z^4))/(216*y*z*(-1 + y + z)* (y + z)^2) - (2*Pi^2*(-1 + z)*G[0, 0, y])/(3*y*z) + (3*Pi^2*(-1 + z)*G[0, 1, y])/(4*y*z) + (7*Pi^2*(-1 + z)*G[1, 0, y])/ (12*y*z) - (2*Pi^2*(-1 + z)*G[1, 1, y])/(3*y*z) + (((-3*I)*Pi*(-1 + z))/(y*z) + (-3*y - 10*z + 13*y*z + 20*z^2 - 22*y*z^2 - 10*z^3)/(6*y*z^2*(-1 + y + z)))*G[0, 1, 0, y] + (((3*I)*Pi*(-1 + z))/(y*z) + (3*y + 10*z - 13*y*z - 20*z^2 + 22*y*z^2 + 10*z^3)/(6*y*z^2*(-1 + y + z)))*G[1, 1, 0, y] + (3*(-1 + z)*G[0, 0, 1, 0, y])/(y*z) + (2*(-1 + z)*G[0, 1, 0, 0, y])/ (y*z) - (9*(-1 + z)*G[0, 1, 1, 0, y])/(2*y*z) - (5*(-1 + z)*G[1, 0, 1, 0, y])/(2*y*z) - (2*(-1 + z)*G[1, 1, 0, 0, y])/(y*z) + (4*(-1 + z)*G[1, 1, 1, 0, y])/ (y*z) + (((3*I)*Pi*(-1 + z))/(y*z) + (-2*y + 5*z - 3*y*z - 10*z^2 + 9*y*z^2 + 5*z^3)/(2*y*z^2*(-1 + y + z)))*Zeta[3]) + G[1 - y, z]*((83*Pi^4*(-1 + z))/(90*y*z) - ((I/72)*Pi^3*(77*y^3 - 154*y^4 + 77*y^5 - 21*y^2*z - 112*y^3*z + 120*y^4*z + 13*y^5*z + 177*y*z^2 - 564*y^2*z^2 + 425*y^3*z^2 + 16*y^4*z^2 + 77*z^3 - 562*y*z^3 + 677*y^2*z^3 - 30*y^3*z^3 - 154*z^4 + 372*y*z^4 - 56*y^2*z^4 + 77*z^5 - 23*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-469*y^3 + 542*y^4 + 323*y^5 - 396*y^6 - 732*y^2*z + 1961*y^3*z - 261*y^4*z - 968*y^5*z - 1353*y*z^2 + 5052*y^2*z^2 - 3640*y^3*z^2 - 293*y^4*z^2 - 631*z^3 + 4472*y*z^3 - 5710*y^2*z^3 + 1167*y^3*z^3 + 1298*z^4 - 3321*y*z^4 + 1321*y^2*z^4 - 667*z^5 + 433*y*z^5))/(216*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3) + (Pi^2*(1 - z)*G[0, 0, y])/(12*y*z) + (5*Pi^2*(-1 + z)*G[0, 1, y])/(6*y*z) + ((-9*Pi^2*(-1 + z))/(2*y*z) + (469*y^3 - 542*y^4 - 323*y^5 + 396*y^6 + 732*y^2*z - 1961*y^3*z + 261*y^4*z + 968*y^5*z + 1353*y*z^2 - 5052*y^2*z^2 + 3640*y^3*z^2 + 293*y^4*z^2 + 631*z^3 - 4472*y*z^3 + 5710*y^2*z^3 - 1167*y^3*z^3 - 1298*z^4 + 3321*y*z^4 - 1321*y^2*z^4 + 667*z^5 - 433*y*z^5)/(36*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3) + ((I/12)*Pi*(77*y^3 - 154*y^4 + 77*y^5 - 21*y^2*z - 112*y^3*z + 120*y^4*z + 13*y^5*z + 177*y*z^2 - 564*y^2*z^2 + 425*y^3*z^2 + 16*y^4*z^2 + 77*z^3 - 562*y*z^3 + 677*y^2*z^3 - 30*y^3*z^3 - 154*z^4 + 372*y*z^4 - 56*y^2*z^4 + 77*z^5 - 23*y*z^5))/((-1 + y)*y*z*(-1 + y + z)* (y + z)^3))*G[1, 0, y] + (Pi^2*(1 - z)*G[1, 1, y])/(6*y*z) + (((-9*I)*Pi*(-1 + z))/(y*z) + (-20*y^4 + 60*y^5 - 60*y^6 + 20*y^7 - 85*y^3*z + 246*y^4*z - 237*y^5*z + 76*y^6*z - 65*y^2*z^2 + 288*y^3*z^2 - 317*y^4*z^2 + 94*y^5*z^2 - 80*y*z^3 + 308*y^2*z^3 - 279*y^3*z^3 + 24*y^4*z^3 - 25*z^4 + 201*y*z^4 - 225*y^2*z^4 - 32*y^3*z^4 + 50*z^5 - 111*y*z^5 - 20*y^2*z^5 - 25*z^6 - 2*y*z^6)/(4*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + (((-9*I)*Pi*(-1 + z))/(y*z) + (-60*y^4 + 180*y^5 - 180*y^6 + 60*y^7 - 257*y^3*z + 742*y^4*z - 713*y^5*z + 228*y^6*z - 159*y^2*z^2 + 796*y^3*z^2 - 900*y^4*z^2 + 263*y^5*z^2 - 237*y*z^3 + 888*y^2*z^3 - 749*y^3*z^3 + 8*y^4*z^3 - 77*z^4 + 610*y*z^4 - 629*y^2*z^4 - 174*y^3*z^4 + 154*z^5 - 324*y*z^5 - 100*y^2*z^5 - 77*z^6 - 13*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1, 0, 0, y] + (((-3*I)*Pi*(-1 + z))/(y*z) + (31 - 62*y + 31*y^2 - 110*z + 75*y*z + 35*y^2*z + 67*z^2 + 23*y*z^2)/(12*(-1 + y)*y*z*(-1 + y + z)))*G[1, 1, 0, y] + (15*(-1 + z)*G[0, 0, 1, 0, y])/(2*y*z) + (11*(-1 + z)*G[0, 1, 0, 0, y])/(y*z) - (5*(-1 + z)*G[0, 1, 1, 0, y])/ (y*z) + (17*(-1 + z)*G[1, 0, 0, 0, y])/(2*y*z) - (5*(-1 + z)*G[1, 0, 1, 0, y])/(y*z) - (2*(-1 + z)*G[1, 1, 0, 0, y])/ (y*z) + ((-1 + z)*G[1, 1, 1, 0, y])/(y*z) + (((12*I)*Pi*(-1 + z))/(y*z) + (10*y^4 - 30*y^5 + 30*y^6 - 10*y^7 + 37*y^3*z - 112*y^4*z + 113*y^5*z - 38*y^6*z + 23*y^2*z^2 - 106*y^3*z^2 + 139*y^4*z^2 - 56*y^5*z^2 + 25*y*z^3 - 74*y^2*z^3 + 90*y^3*z^3 - 44*y^4*z^3 + 7*z^4 - 34*y*z^4 + 44*y^2*z^4 - 26*y^3*z^4 - 6*z^5 + 11*y*z^5 - 14*y^2*z^5 + z^6 - 4*y*z^6)/ (2*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))*Zeta[3]) + G[0, z]*((8423*Pi^4*(-1 + z))/(4320*y*z) - ((I/144)*Pi^3*(-809 + 1618*y - 809*y^2 + 1762*z - 2427*y*z + 665*y^2*z - 917*z^2 + 809*y*z^2))/((-1 + y)*y*z*(-1 + y + z)) + (-48011*y + 56340*y^2 - 48011*z + 278434*y*z - 31716*y^2*z + 103510*z^2 - 205799*y*z^2 - 55499*z^3)/(5184*y*(-1 + z)*z* (y + z)) + ((I/864)*Pi*(-11845*y - 5724*y^2 - 11845*z + 25958*y*z + 7668*y^2*z + 24554*z^2 - 12169*y*z^2 - 12709*z^3))/ (y*(-1 + z)*z*(y + z)) + (Pi^2*(-5707*y^2 - 142*y^3 + 17405*y^4 - 11556*y^5 - 11414*y*z + 3678*y^2*z + 32809*y^3*z - 25073*y^4*z - 5707*z^2 + 15882*y*z^2 + 298*y^2*z^2 - 6963*y^3*z^2 + 8498*z^3 - 14765*y*z^3 + 13287*y^2*z^3 - 3223*z^4 + 6733*y*z^4))/ (2592*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + ((-433*Pi^2*(-1 + z))/(24*y*z) + ((I/12)*Pi*(-91 + 182*y - 91*y^2 + 182*z - 597*y*z + 415*y^2*z - 91*z^2 + 307*y*z^2))/ ((-1 + y)*y*z*(-1 + y + z)) + (856*y^2 - 1478*y^3 + 370*y^4 + 252*y^5 + 1712*y*z - 5424*y^2*z + 2945*y^3*z + 767*y^4*z + 856*z^2 - 5064*y*z^2 + 3989*y^2*z^2 + 1056*y^3*z^2 - 1712*z^3 + 2864*y*z^3 + 522*y^2*z^3 + 856*z^4 - 19*y*z^4)/ (36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2))*G[0, 0, y] - (19*Pi^2*(-1 + z)*G[0, 1, y])/(12*y*z) + ((31*Pi^2*(-1 + z))/(4*y*z) - ((I/4)*Pi*(-5*y^3 + 10*y^4 - 5*y^5 - 99*y^2*z + 184*y^3*z - 114*y^4*z + 29*y^5*z - 33*y*z^2 + 108*y^2*z^2 - 149*y^3*z^2 + 92*y^4*z^2 - 5*z^3 - 14*y*z^3 - 29*y^2*z^3 + 102*y^3*z^3 - 14*z^4 + 24*y*z^4 + 44*y^2*z^4 + 13*z^5 + 5*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (-782*y^3 + 1114*y^4 + 118*y^5 - 450*y^6 - 1347*y^2*z + 5257*y^3*z - 3351*y^4*z - 559*y^5*z - 2742*y*z^2 + 12732*y^2*z^2 - 12227*y^3*z^2 + 1652*y^4*z^2 - 1259*z^3 + 10711*y*z^3 - 15512*y^2*z^3 + 4305*y^3*z^3 + 3040*z^4 - 8463*y*z^4 + 3668*y^2*z^4 - 1709*z^5 + 1124*y*z^5)/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 0, y] + (3*Pi^2*(-1 + z)*G[1, 1, y])/(4*y*z) + (((-33*I)*Pi*(-1 + z))/(y*z) + (37 - 74*y + 37*y^2 - 74*z + 447*y*z - 373*y^2*z + 37*z^2 - 271*y*z^2)/(12*(-1 + y)*y*z* (-1 + y + z)))*G[0, 0, 0, y] + ((((27*I)/2)*Pi*(-1 + z))/(y*z) + (y^3 - 2*y^4 + y^5 + 171*y^2*z - 356*y^3*z + 9*y^4*z + 176*y^5*z + 39*y*z^2 - 288*y^2*z^2 - 269*y^3*z^2 + 626*y^4*z^2 + z^3 - 80*y*z^3 - 419*y^2*z^3 + 822*y^3*z^3 - 14*z^4 - 132*y*z^4 + 470*y^2*z^4 + 10*z^5 + 98*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3))*G[0, 1, 0, y] + (((21*I)*Pi*(-1 + z))/(y*z) + (-4*y^3 + 8*y^4 - 4*y^5 - 138*y^2*z + 260*y^3*z - 210*y^4*z + 88*y^5*z - 39*y*z^2 + 156*y^2*z^2 - 367*y^3*z^2 + 304*y^4*z^2 - 4*z^3 - 13*y*z^3 - 205*y^2*z^3 + 384*y^3*z^3 - 16*z^4 - 30*y*z^4 + 208*y^2*z^4 + 14*z^5 + 40*y*z^5)/(6*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3))*G[1, 0, 0, y] + (((-6*I)*Pi*(-1 + z))/(y*z) + (5*y^3 - 10*y^4 + 5*y^5 + 57*y^2*z - 84*y^3*z + 53*y^4*z - 26*y^5*z + 24*y*z^2 + 29*y^3*z^2 - 92*y^4*z^2 + 5*z^3 + 71*y*z^3 - 73*y^2*z^3 - 120*y^3*z^3 + 30*z^4 - 79*y*z^4 - 68*y^2*z^4 - 25*z^5 - 14*y*z^5)/ (4*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + (57*(-1 + z)*G[0, 0, 0, 0, y])/(2*y*z) - (21*(-1 + z)*G[0, 0, 1, 0, y])/(y*z) - (35*(-1 + z)*G[0, 1, 0, 0, y])/(2*y*z) + (19*(-1 + z)*G[0, 1, 1, 0, y])/(2*y*z) - (43*(-1 + z)*G[1, 0, 0, 0, y])/(2*y*z) + (29*(-1 + z)*G[1, 0, 1, 0, y])/(2*y*z) + (12*(-1 + z)*G[1, 1, 0, 0, y])/(y*z) - (9*(-1 + z)*G[1, 1, 1, 0, y])/ (2*y*z) + (((-12*I)*Pi*(-1 + z))/(y*z) + (454 - 908*y + 454*y^2 - 1146*z + 1901*y*z - 755*y^2*z + 984*z^2 - 1258*y*z^2 + 247*y^2*z^2 - 292*z^3 + 319*y*z^3)/ (36*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)))*Zeta[3] + G[1, y]*((I*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-5*y^3 + 10*y^4 - 5*y^5 - 57*y^2*z + 84*y^3*z - 53*y^4*z + 26*y^5*z - 24*y*z^2 - 29*y^3*z^2 + 92*y^4*z^2 - 5*z^3 - 71*y*z^3 + 73*y^2*z^3 + 120*y^3*z^3 - 30*z^4 + 79*y*z^4 + 68*y^2*z^4 + 25*z^5 + 14*y*z^5))/(24*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - (25*(-1 + z)*Zeta[3])/(2*y*z))) + G[1, y]*((33*Pi^4*(-1 + z))/(40*y*z) + (Pi^2*(y^3 - 182*y^4 + 361*y^5 - 180*y^6 + 1029*y^2*z - 1754*y^3*z + 1722*y^4*z - 997*y^5*z + 561*y*z^2 - 552*y^2*z^2 + 1525*y^3*z^2 - 2119*y^4*z^2 - 8*z^3 + 1117*y*z^3 - 788*y^2*z^3 - 2076*y^3*z^3 + 556*z^4 - 1428*y*z^4 - 883*y^2*z^4 - 476*z^5 - 109*y*z^5))/ (216*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - ((I/72)*Pi^3*(-55*y^3 + 110*y^4 - 55*y^5 - 417*y^2*z + 800*y^3*z - 528*y^4*z + 145*y^5*z - 219*y*z^2 + 588*y^2*z^2 - 751*y^3*z^2 + 544*y^4*z^2 - 55*z^3 + 62*y*z^3 - 283*y^2*z^3 + 762*y^3*z^3 - 34*z^4 + 48*y*z^4 + 472*y^2*z^4 + 53*z^5 + 109*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - (3*Pi^2*(-1 + z)*G[0, 0, z])/(4*y*z) + (7*Pi^2*(-1 + z)*G[0, 1, z])/ (12*y*z) + (Pi^2*(-1 + z)*G[0, 1 - y, z])/(6*y*z) + (5*Pi^2*(-1 + z)*G[0, -y, z])/(6*y*z) + (3*Pi^2*(-1 + z)*G[1, 0, z])/ (4*y*z) + (Pi^2*(1 - z)*G[1, 1, z])/(3*y*z) - (2*Pi^2*(-1 + z)*G[1, 1 - y, z])/(3*y*z) + (Pi^2*(1 - z)*G[1 - y, 0, z])/(3*y*z) + (Pi^2*(1 - z)*G[1 - y, 1, z])/(6*y*z) + (Pi^2*(-1 + z)*G[1 - y, 1 - y, z])/(6*y*z) + (2*Pi^2*(-1 + z)*G[1 - y, -y, z])/(3*y*z) + (Pi^2*(-1 + z)*G[-y, 0, z])/(2*y*z) - (4*Pi^2*(-1 + z)*G[-y, -y, z])/ (3*y*z) + (((15*I)*Pi*(-1 + z))/(y*z) + (11*y^3 - 22*y^4 + 11*y^5 + 5*y^2*z - 20*y^3*z + 25*y^4*z - 10*y^5*z + 27*y*z^2 - 56*y^2*z^2 + 61*y^3*z^2 - 44*y^4*z^2 + 11*z^3 - 46*y*z^3 + 71*y^2*z^3 - 72*y^3*z^3 - 10*z^4 + 26*y*z^4 - 52*y^2*z^4 + 2*z^5 - 14*y*z^5)/(2*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* Zeta[3] + G[1, z]*(((-1/2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-3*y - 10*z + 13*y*z + 20*z^2 - 22*y*z^2 - 10*z^3))/ (36*y*z^2*(-1 + y + z)) + ((1 - z)*Zeta[3])/(y*z)) + G[-y, z]*(((-I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(9*y^4 - 20*y^5 + 10*y^6 + 23*y^3*z - 63*y^4*z + 38*y^5*z - 41*y^2*z^2 - 13*y^3*z^2 + 54*y^4*z^2 - 15*y*z^3 + 39*y^2*z^3 + 36*y^3*z^3 - 4*z^4 + 9*y*z^4 + 14*y^2*z^4 + 6*y*z^5 + 2*z^6))/ (12*y*z^2*(-1 + y + z)*(y + z)^3) + (4*(-1 + z)*Zeta[3])/(y*z)) + G[1 - y, z]*(((I/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-31 + 62*y - 31*y^2 + 110*z - 75*y*z - 35*y^2*z - 67*z^2 - 23*y*z^2))/(72*(-1 + y)*y*z*(-1 + y + z)) + (7*(-1 + z)*Zeta[3])/(y*z))) + G[0, y]*((8423*Pi^4*(-1 + z))/(4320*y*z) + (-48011*y + 45527*y^2 + 2484*y^3 - 48011*z - 25046*y*z + 18562*y^2*z + 48011*z^2 - 102506*y*z^2)/(5184*(-1 + y)*y*z* (y + z)) - ((I/144)*Pi^3*(-809 + 1618*y - 809*y^2 + 1618*z - 3039*y*z + 1421*y^2*z - 809*z^2 + 1565*y*z^2))/ ((-1 + y)*y*z*(-1 + y + z)) + ((I/864)*Pi*(-11845*y + 7885*y^2 + 3960*y^3 - 11845*z + 12602*y*z + 19907*y^2*z + 11845*z^2 + 8819*y*z^2))/((-1 + y)*y*z*(y + z)) + (Pi^2*(5707*y^2 - 13341*y^3 + 5781*y^4 + 5633*y^5 - 3780*y^6 + 11414*y*z - 34100*y^2*z - 28402*y^3*z + 113016*y^4*z - 61928*y^5*z + 5707*z^2 - 36277*y*z^2 - 49918*y^2*z^2 + 244456*y^3*z^2 - 163752*y^4*z^2 - 11954*z^3 - 16616*y*z^3 + 187624*y^2*z^3 - 158622*y^3*z^3 + 6247*z^4 + 46987*y*z^4 - 53018*y^2*z^4))/(2592*(-1 + y)^2*y*z*(-1 + y + z)*(y + z)^2) + ((-433*Pi^2*(-1 + z))/(24*y*z) + ((I/12)*Pi*(-91 + 182*y - 91*y^2 + 182*z - 462*y*z + 280*y^2*z - 91*z^2 + 172*y*z^2))/ ((-1 + y)*y*z*(-1 + y + z)) + (856*y^2 - 1595*y^3 + 622*y^4 + 117*y^5 + 1712*y*z - 5658*y^2*z + 4133*y^3*z - 187*y^4*z + 856*z^2 - 5181*y*z^2 + 5609*y^2*z^2 - 978*y^3*z^2 - 1712*z^3 + 3548*y*z^3 - 1224*y^2*z^3 + 856*z^4 - 550*y*z^4)/ (36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2))*G[0, 0, z] - (3*Pi^2*(-1 + z)*G[0, 1, z])/(4*y*z) - (4*Pi^2*(-1 + z)*G[0, 1 - y, z])/(3*y*z) + ((11*Pi^2*(-1 + z))/(3*y*z) - ((I/3)*Pi*(23 - 23*y - 46*z + 32*y*z + 23*z^2))/(y*z*(-1 + y + z)) + (-y^2 + 19*y^3 - 6*y^4 - 119*y*z + 118*y^2*z - 123*y^3*z - 52*z^2 + 263*y*z^2 - 307*y^2*z^2 + 98*z^3 - 236*y*z^3 - 46*z^4)/(24*y*z*(-1 + y + z)* (y + z)^2))*G[1, 0, z] + (Pi^2*(-1 + z)*G[1, 1, z])/(2*y*z) + (7*Pi^2*(-1 + z)*G[1, 1 - y, z])/(12*y*z) + ((49*Pi^2*(-1 + z))/(12*y*z) - ((I/12)*Pi*(77*y^3 - 154*y^4 + 77*y^5 - 21*y^2*z - 112*y^3*z + 120*y^4*z + 13*y^5*z + 177*y*z^2 - 564*y^2*z^2 + 425*y^3*z^2 + 16*y^4*z^2 + 77*z^3 - 562*y*z^3 + 677*y^2*z^3 - 30*y^3*z^3 - 154*z^4 + 372*y*z^4 - 56*y^2*z^4 + 77*z^5 - 23*y*z^5))/((-1 + y)*y*z*(-1 + y + z)* (y + z)^3) + (-469*y^3 + 542*y^4 + 323*y^5 - 396*y^6 - 732*y^2*z + 1961*y^3*z - 261*y^4*z - 968*y^5*z - 1353*y*z^2 + 5052*y^2*z^2 - 3640*y^3*z^2 - 293*y^4*z^2 - 631*z^3 + 4472*y*z^3 - 5710*y^2*z^3 + 1167*y^3*z^3 + 1298*z^4 - 3321*y*z^4 + 1321*y^2*z^4 - 667*z^5 + 433*y*z^5)/ (36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, z] + (Pi^2*(1 - z)*G[1 - y, 1, z])/(2*y*z) + (Pi^2*(-1 + z)*G[1 - y, 1 - y, z])/(6*y*z) + (Pi^2*(-1 + z)*G[-y, 1 - y, z])/(2*y*z) + (((-33*I)*Pi*(-1 + z))/(y*z) + (37 - 74*y + 37*y^2 - 74*z + 258*y*z - 184*y^2*z + 37*z^2 - 82*y*z^2)/(12*(-1 + y)*y*z* (-1 + y + z)))*G[0, 0, 0, z] + ((((15*I)/2)*Pi*(-1 + z))/(y*z) + (-26*y^3 + 52*y^4 - 26*y^5 - 64*y^2*z + 184*y^3*z - 162*y^4*z + 42*y^5*z - 75*y*z^2 + 304*y^2*z^2 - 384*y^3*z^2 + 158*y^4*z^2 - 26*z^3 + 217*y*z^3 - 404*y^2*z^3 + 222*y^3*z^3 + 56*z^4 - 185*y*z^4 + 138*y^2*z^4 - 29*z^5 + 32*y*z^5)/(4*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3))*G[0, 1, 0, z] + (((12*I)*Pi*(-1 + z))/(y*z) + (55*y^3 - 110*y^4 + 55*y^5 - 45*y^2*z - 20*y^3*z - 9*y^4*z + 74*y^5*z + 120*y*z^2 - 360*y^2*z^2 + 73*y^3*z^2 + 248*y^4*z^2 + 55*z^3 - 395*y*z^3 + 283*y^2*z^3 + 300*y^3*z^3 - 110*z^4 + 201*y*z^4 + 152*y^2*z^4 + 55*z^5 + 26*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[0, 1 - y, 0, z] + (((12*I)*Pi*(-1 + z))/(y*z) + (103 - 103*y - 206*z + 163*y*z + 103*z^2)/(12*y*z*(-1 + y + z)))* G[1, 0, 0, z] + ((-10 + 10*y + 20*z - 7*y*z - 10*z^2)* G[1, 1, 0, z])/(3*y*z*(-1 + y + z)) + (((-3*I)*Pi*(-1 + z))/(y*z) + (-3*y - 10*z + 13*y*z + 20*z^2 - 22*y*z^2 - 10*z^3)/(6*y*z^2*(-1 + y + z)))*G[1, 1 - y, 0, z] + (((9*I)*Pi*(-1 + z))/(y*z) + (95*y^3 - 190*y^4 + 95*y^5 + 33*y^2*z - 256*y^3*z + 246*y^4*z - 23*y^5*z + 231*y*z^2 - 780*y^2*z^2 + 713*y^3*z^2 - 128*y^4*z^2 + 95*z^3 - 706*y*z^3 + 965*y^2*z^3 - 246*y^3*z^3 - 190*z^4 + 498*y*z^4 - 200*y^2*z^4 + 95*z^5 - 59*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, 0, z] + ((-2*y^3 + 4*y^4 - 2*y^5 + 36*y^2*z - 68*y^3*z + 51*y^4*z - 19*y^5*z + 3*y*z^2 - 36*y^2*z^2 + 88*y^3*z^2 - 64*y^4*z^2 - 2*z^3 + 7*y*z^3 + 46*y^2*z^3 - 78*y^3*z^3 + 4*z^4 + 9*y*z^4 - 40*y^2*z^4 - 2*z^5 - 7*y*z^5)* G[1 - y, 1, 0, z])/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (((-3*I)*Pi*(-1 + z))/(y*z) + (-60*y^4 + 180*y^5 - 180*y^6 + 60*y^7 - 223*y^3*z + 674*y^4*z - 679*y^5*z + 228*y^6*z - 225*y^2*z^2 + 860*y^3*z^2 - 906*y^4*z^2 + 271*y^5*z^2 - 171*y*z^3 + 720*y^2*z^3 - 637*y^3*z^3 + 16*y^4*z^3 - 43*z^4 + 374*y*z^4 - 349*y^2*z^4 - 198*y^3*z^4 + 86*z^5 - 162*y*z^5 - 140*y^2*z^5 - 43*z^6 - 29*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)* (y + z)^3))*G[1 - y, 1 - y, 0, z] + (((-6*I)*Pi*(-1 + z))/(y*z) + (9*y^4 - 20*y^5 + 10*y^6 + 23*y^3*z - 63*y^4*z + 38*y^5*z - 41*y^2*z^2 - 13*y^3*z^2 + 54*y^4*z^2 - 15*y*z^3 + 39*y^2*z^3 + 36*y^3*z^3 - 4*z^4 + 9*y*z^4 + 14*y^2*z^4 + 6*y*z^5 + 2*z^6)/(2*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 0, z] + (57*(-1 + z)*G[0, 0, 0, 0, z])/(2*y*z) - (15*(-1 + z)*G[0, 0, 1, 0, z])/(2*y*z) - (29*(-1 + z)*G[0, 0, 1 - y, 0, z])/(2*y*z) - (21*(-1 + z)*G[0, 1, 0, 0, z])/(2*y*z) + ((-1 + z)*G[0, 1, 1, 0, z])/ (y*z) + (7*(-1 + z)*G[0, 1, 1 - y, 0, z])/(2*y*z) - (13*(-1 + z)*G[0, 1 - y, 0, 0, z])/(y*z) + ((-1 + z)*G[0, 1 - y, 1, 0, z])/(y*z) + (7*(-1 + z)*G[0, 1 - y, 1 - y, 0, z])/(y*z) + (5*(-1 + z)*G[0, -y, 1 - y, 0, z])/(y*z) - (13*(-1 + z)*G[1, 0, 0, 0, z])/(y*z) + (3*(-1 + z)*G[1, 0, 1, 0, z])/ (2*y*z) + (9*(-1 + z)*G[1, 0, 1 - y, 0, z])/(2*y*z) + ((-1 + z)*G[1, 1, 0, 0, z])/(y*z) + ((1 - z)*G[1, 1, 1, 0, z])/ (y*z) - (2*(-1 + z)*G[1, 1, 1 - y, 0, z])/(y*z) + (5*(-1 + z)*G[1, 1 - y, 0, 0, z])/(y*z) + ((-1 + z)*G[1, 1 - y, 1, 0, z])/(2*y*z) - (4*(-1 + z)*G[1, 1 - y, 1 - y, 0, z])/(y*z) - (17*(-1 + z)*G[1 - y, 0, 0, 0, z])/(2*y*z) + ((-1 + z)*G[1 - y, 0, 1, 0, z])/(2*y*z) + (4*(-1 + z)*G[1 - y, 0, 1 - y, 0, z])/(y*z) + (3*(-1 + z)*G[1 - y, 1, 0, 0, z])/(y*z) + (4*(-1 + z)*G[1 - y, 1, 1, 0, z])/(y*z) + ((1 - z)*G[1 - y, 1, 1 - y, 0, z])/(y*z) + (3*(-1 + z)*G[1 - y, 1 - y, 0, 0, z])/(y*z) + ((1 - z)*G[1 - y, 1 - y, 1 - y, 0, z])/(y*z) + (4*(-1 + z)*G[1 - y, -y, 1 - y, 0, z])/(y*z) + ((1 - z)*G[-y, 0, 1, 0, z])/(y*z) + (5*(-1 + z)*G[-y, 0, 1 - y, 0, z])/(y*z) + (6*(-1 + z)*G[-y, 1 - y, 0, 0, z])/(y*z) + ((1 - z)*G[-y, 1 - y, 1, 0, z])/(y*z) - (2*(-1 + z)*G[-y, 1 - y, 1 - y, 0, z])/(y*z) - (8*(-1 + z)*G[-y, -y, 1 - y, 0, z])/(y*z) + (((-12*I)*Pi*(-1 + z))/(y*z) + (-454 + 1816*y - 2724*y^2 + 1816*y^3 - 454*y^4 + 548*z - 1783*y*z + 2061*y^2*z - 1073*y^3*z + 247*y^4*z - 184*z^2 + 579*y*z^2 - 660*y^2*z^2 + 319*y^3*z^2)/(36*(-1 + y)^3*y*z*(-1 + y + z)))*Zeta[3] + G[1 - y, z]*(((I/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(20*y^4 - 60*y^5 + 60*y^6 - 20*y^7 + 75*y^3*z - 226*y^4*z + 227*y^5*z - 76*y^6*z + 63*y^2*z^2 - 264*y^3*z^2 + 285*y^4*z^2 - 84*y^5*z^2 + 56*y*z^3 - 228*y^2*z^3 + 183*y^3*z^3 + 16*y^4*z^3 + 15*z^4 - 127*y*z^4 + 101*y^2*z^4 + 92*y^3*z^4 - 30*z^5 + 51*y*z^5 + 60*y^2*z^5 + 15*z^6 + 12*y*z^6))/ (24*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) - (13*(-1 + z)*Zeta[3])/(y*z)) + G[1, z]* (((I/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(y + 10*z - 11*y*z - 20*z^2 + 12*y*z^2 + 10*z^3))/(12*y*z^2*(-1 + y + z)) + ((-1 + z)*Zeta[3])/(2*y*z)) + G[0, z]*((((13*I)/2)*Pi^3*(-1 + z))/ (y*z) + (Pi^2*(-560 + 1120*y - 560*y^2 + 1180*z - 2415*y*z + 1235*y^2*z - 605*z^2 + 1001*y*z^2))/(72*(-1 + y)*y*z* (-1 + y + z)) - ((I/36)*Pi*(679*y^2 - 1223*y^3 + 409*y^4 + 135*y^5 + 1358*y*z - 4560*y^2*z + 2861*y^3*z + 341*y^4*z + 679*z^2 - 4101*y*z^2 + 3527*y^2*z^2 + 498*y^3*z^2 - 1358*z^3 + 2348*y*z^3 + 216*y^2*z^3 + 679*z^4 - 76*y*z^4))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + (17891*y^2 - 32578*y^3 + 11483*y^4 + 3204*y^5 + 35782*y*z - 163829*y^2*z + 165383*y^3*z - 33808*y^4*z - 3528*y^5*z + 17891*z^2 - 155620*y*z^2 + 306394*y^2*z^2 - 181756*y^3*z^2 + 22001*y^4*z^2 - 54393*z^3 + 207607*y*z^3 - 193579*y^2*z^3 + 49275*y^3*z^3 + 55113*z^4 - 97470*y*z^4 + 33447*y^2*z^4 - 18611*z^5 + 9701*y*z^5)/(864*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2) + (9*(-1 + z)*Zeta[3])/(y*z))) - (64*(-1 + z)*Zeta[5])/(15*y*z)))/eps + Nc^3*((618377*Pi^6*(-1 + z))/(1632960*y*z) + ((I/93312)*Pi*(-22986803 + 8732826*y + 22986803*z))/(y*z) + (-252283877 + 101640663*y + 252283877*z)/(839808*y*z) - ((I/4320)*Pi^5*(15373 - 61492*y + 92238*y^2 - 61492*y^3 + 15373*y^4 - 44175*z + 160175*y*z - 215475*y^2*z + 127989*y^3*z - 28514*y^4*z + 42717*z^2 - 139726*y*z^2 + 163578*y^2*z^2 - 79710*y^3*z^2 + 12709*y^4*z^2 - 13915*z^3 + 41475*y*z^3 - 41637*y^2*z^3 + 14509*y^3*z^3))/((-1 + y)^3*y*(-1 + z)*z*(-1 + y + z)) + ((I/7776)*Pi^3*(4945*y^2 + 15949*y^3 - 46733*y^4 + 25839*y^5 + 9890*y*z + 179418*y^2*z - 304882*y^3*z + 115574*y^4*z + 4945*z^2 + 50871*y*z^2 - 153013*y^2*z^2 + 17196*y^3*z^2 - 10160*z^3 + 7913*y*z^3 - 157755*y^2*z^3 + 5215*z^4 - 85216*y*z^4))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-41674669*y^2 + 94534466*y^3 - 64044925*y^4 + 11185128*y^5 - 83349338*y*z + 299115067*y^2*z - 333985783*y^3*z + 129480998*y^4*z - 11260944*y^5*z - 41674669*z^2 + 334638920*y*z^2 - 608246054*y^2*z^2 + 387907436*y^3*z^2 - 65511889*y^4*z^2 + 124691583*z^3 - 462664355*y*z^3 + 493466819*y^2*z^3 - 148380303*y^3*z^3 - 124359159*z^4 + 259830762*y*z^4 - 142585347*y^2*z^4 + 41342245*z^5 - 48455989*y*z^5))/(559872*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2) + (Pi^4*(-791435*y^2 + 3309992*y^3 - 5323674*y^4 + 4021964*y^5 - 1355699*y^6 + 138852*y^7 - 1582870*y*z + 9523345*y^2*z - 21217633*y^3*z + 22522717*y^4*z - 11695441*y^5*z + 2588734*y^6*z - 138852*y^7*z - 791435*z^2 + 8040314*y*z^2 - 25828985*y^2*z^2 + 38233264*y^3*z^2 - 28433249*y^4*z^2 + 9999302*y^5*z^2 - 1226699*y^6*z^2 + 2300577*z^3 - 13110223*y*z^3 + 27599520*y^2*z^3 - 27463176*y^3*z^3 + 12997975*y^4*z^3 - 2332161*y^5*z^3 - 2227965*z^4 + 8585832*y*z^4 - 12256290*y^2*z^4 + 7682352*y^3*z^4 - 1776441*y^4*z^4 + 718823*z^5 - 1939389*y*z^5 + 1760181*y^2*z^5 - 532127*y^3*z^5))/(103680*(-1 + y)^3*y*(-1 + z)*z* (-1 + y + z)*(y + z)^2) + (8*(-1 + z)*G[0, 1 - y, -y, z]* G[1, 1, 0, y])/(y*z) - (22*(-1 + z)*G[0, -y, -y, z]*G[1, 1, 0, y])/ (y*z) + (3*(-1 + z)*G[1, 0, -y, z]*G[1, 1, 0, y])/(y*z) + G[0, -y, 0, z]*((-17*(-1 + z)*G[1, 0, 0, y])/(y*z) + (5*(-1 + z)*G[1, 1, 0, y])/(y*z)) + G[0, 0, -y, z]* ((12*(-1 + z)*G[0, 1, 0, y])/(y*z) + (12*(-1 + z)*G[1, 1, 0, y])/ (y*z)) + (((-1/2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-66*y^4 + 186*y^5 - 180*y^6 + 60*y^7 - 151*y^3*z + 536*y^4*z - 655*y^5*z + 300*y^6*z - 30*y^7*z - 99*y^2*z^2 + 435*y^3*z^2 - 671*y^4*z^2 + 395*y^5*z^2 - 60*y^6*z^2 + 66*y*z^3 - 201*y^2*z^3 + 249*y^3*z^3 - 179*y^4*z^3 + 74*y^5*z^3 + 47*z^4 - 427*y*z^4 + 1007*y^2*z^4 - 929*y^3*z^4 + 320*y^4*z^4 - 141*z^5 + 670*y*z^5 - 895*y^2*z^5 + 366*y^3*z^5 + 141*z^6 - 347*y*z^6 + 188*y^2*z^6 - 47*z^7 + 38*y*z^7))/(72*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3))*G[1 - y, 1, 1 - y, z] + ((521*Pi^2*(-1 + z))/(12*y*z) + (578 - 560*y - 18*y^2 - 578*z - 83*y*z)/ (8*(-1 + y)*y*z) - ((4*I)*Pi*(-8 + 8*y + 8*z + 19*y*z))/ ((-1 + y)*y*z))*G[0, 0, 0, 0, y] + (((32*I)*Pi*(-1 + z))/(y*z) + (521*Pi^2*(-1 + z))/(12*y*z) + (-289 - 57*y + 289*z)/(4*y*z))*G[0, 0, 0, 0, z] + (12*Pi^2*(-1 + z)*G[0, 0, 0, 1, y])/(y*z) + (31*Pi^2*(-1 + z)*G[0, 0, 0, 1, z])/(6*y*z) + (25*Pi^2*(-1 + z)*G[0, 0, 0, 1 - y, z])/(3*y*z) + ((-245*Pi^2*(-1 + z))/(8*y*z) + (1538*y^3 - 5816*y^4 + 7794*y^5 - 3878*y^6 - 52*y^7 + 414*y^8 + 5310*y^2*z - 24560*y^3*z + 40938*y^4*z - 28410*y^5*z + 5748*y^6*z + 974*y^7*z + 4701*y*z^2 - 29298*y^2*z^2 + 60536*y^3*z^2 - 51440*y^4*z^2 + 14973*y^5*z^2 + 502*y^6*z^2 + 1580*z^3 - 15557*y*z^3 + 41295*y^2*z^3 - 43157*y^3*z^3 + 16487*y^4*z^3 - 726*y^5*z^3 - 3050*z^4 + 13416*y*z^4 - 19110*y^2*z^4 + 9798*y^3*z^4 - 1132*y^4*z^4 + 1466*z^5 - 3512*y*z^5 + 2484*y^2*z^5 - 464*y^3*z^5)/ (24*(-1 + y)^3*y*z*(-1 + y + z)*(y + z)^3) + ((I/2)*Pi*(49*y^3 - 196*y^4 + 294*y^5 - 196*y^6 + 49*y^7 + 105*y^2*z - 542*y^3*z + 943*y^4*z - 627*y^5*z + 62*y^6*z + 59*y^7*z + 138*y*z^2 - 876*y^2*z^2 + 1708*y^3*z^2 - 1173*y^4*z^2 + 15*y^5*z^2 + 191*y^6*z^2 + 49*z^3 - 553*y*z^3 + 1407*y^2*z^3 - 1168*y^3*z^3 + 55*y^4*z^3 + 219*y^5*z^3 - 122*z^4 + 514*y*z^4 - 585*y^2*z^4 + 101*y^3*z^4 + 101*y^4*z^4 + 67*z^5 - 126*y*z^5 + 48*y^2*z^5 + 14*y^3*z^5))/((-1 + y)^3*y*z*(-1 + y + z)*(y + z)^3))* G[0, 0, 1, 0, y] + ((-207*Pi^2*(-1 + z))/(8*y*z) + (-5375*y^3 + 10102*y^4 - 4097*y^5 - 630*y^6 - 17469*y^2*z + 49287*y^3*z - 35992*y^4*z + 3544*y^5*z + 630*y^6*z - 15360*y*z^2 + 75573*y^2*z^2 - 91344*y^3*z^2 + 29816*y^4*z^2 + 487*y^5*z^2 - 4205*z^3 + 48145*y*z^3 - 98756*y^2*z^3 + 57218*y^3*z^3 - 4058*y^4*z^3 + 11757*z^4 - 51355*y*z^4 + 49384*y^2*z^4 - 9786*y^3*z^4 - 11109*z^5 + 21365*y*z^5 - 8600*y^2*z^5 + 3557*z^6 - 2729*y*z^6)/(72*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + ((I/6)*Pi*(-128*y^3 + 256*y^4 - 128*y^5 - 762*y^2*z + 1728*y^3*z - 862*y^4*z - 104*y^5*z - 465*y*z^2 + 2298*y^2*z^2 - 1968*y^3*z^2 - 169*y^4*z^2 + 223*y^5*z^2 - 128*z^3 + 1030*y*z^3 - 1256*y^2*z^3 - 565*y^3*z^3 + 757*y^4*z^3 + 204*z^4 - 388*y*z^4 - 749*y^2*z^4 + 933*y^3*z^4 - 69*z^5 - 256*y*z^5 + 487*y^2*z^5 - 7*z^6 + 88*y*z^6))/ ((-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))*G[0, 0, 1, 0, z] - (49*Pi^2*(-1 + z)*G[0, 0, 1, 1, y])/(6*y*z) - (4*Pi^2*(-1 + z)*G[0, 0, 1, 1, z])/(3*y*z) - (19*Pi^2*(-1 + z)*G[0, 0, 1, 1 - y, z])/(12*y*z) + (55*Pi^2*(-1 + z)*G[0, 0, 1 - y, 0, z])/(12*y*z) - (65*Pi^2*(-1 + z)*G[0, 0, 1 - y, 1 - y, z])/(12*y*z) - (2*Pi^2*(-1 + z)*G[0, 0, -y, 1 - y, z])/(y*z) + ((-157*Pi^2*(-1 + z))/(6*y*z) + (5176*y^3 - 20128*y^4 + 28446*y^5 - 16294*y^6 + 1882*y^7 + 918*y^8 + 18015*y^2*z - 82457*y^3*z + 135193*y^4*z - 91167*y^5*z + 16352*y^6*z + 4064*y^7*z + 16455*y*z^2 - 97626*y^2*z^2 + 190480*y^3*z^2 - 146448*y^4*z^2 + 29517*y^5*z^2 + 7700*y^6*z^2 + 4555*z^3 - 47062*y*z^3 + 119649*y^2*z^3 - 109327*y^3*z^3 + 25612*y^4*z^3 + 6807*y^5*z^3 - 8948*z^4 + 37492*y*z^4 - 45450*y^2*z^4 + 14960*y^3*z^4 + 2180*y^4*z^4 + 4393*z^5 - 8637*y*z^5 + 4395*y^2*z^5 - 73*y^3*z^5)/ (72*(-1 + y)^3*y*z*(-1 + y + z)*(y + z)^3) + ((I/12)*Pi*(289*y^3 - 1156*y^4 + 1734*y^5 - 1156*y^6 + 289*y^7 + 1623*y^2*z - 7070*y^3*z + 10771*y^4*z - 6123*y^5*z + 134*y^6*z + 665*y^7*z + 1029*y*z^2 - 6606*y^2*z^2 + 11830*y^3*z^2 - 5406*y^4*z^2 - 3273*y^5*z^2 + 2408*y^6*z^2 + 289*z^3 - 3052*y*z^3 + 6186*y^2*z^3 - 922*y^3*z^3 - 5789*y^4*z^3 + 3234*y^5*z^3 - 578*z^4 + 1900*y*z^4 - 18*y^2*z^4 - 3262*y^3*z^4 + 1904*y^4*z^4 + 289*z^5 - 129*y*z^5 - 591*y^2*z^5 + 413*y^3*z^5))/ ((-1 + y)^3*y*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, 0, y] + ((-331*Pi^2*(-1 + z))/(12*y*z) + (-5725*y^3 + 11072*y^4 - 4969*y^5 - 378*y^6 - 18168*y^2*z + 52506*y^3*z - 41096*y^4*z + 6380*y^5*z + 378*y^6*z - 15906*y*z^2 + 79356*y^2*z^2 - 100959*y^3*z^2 + 38296*y^4*z^2 - 1345*y^5*z^2 - 4402*z^3 + 50132*y*z^3 - 106543*y^2*z^3 + 67837*y^3*z^3 - 8140*y^4*z^3 + 12210*z^4 - 53942*y*z^4 + 55391*y^2*z^4 - 13659*y^3*z^4 - 11292*z^5 + 22576*y*z^5 - 10168*y^2*z^5 + 3484*z^6 - 2926*y*z^6)/ (72*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + ((I/12)*Pi*(-289*y^3 + 578*y^4 - 289*y^5 - 1623*y^2*z + 3897*y^3*z - 2348*y^4*z + 74*y^5*z - 1029*y*z^2 + 5523*y^2*z^2 - 5961*y^3*z^2 + 1126*y^4*z^2 + 233*y^5*z^2 - 289*z^3 + 2855*y*z^3 - 5173*y^2*z^3 + 1711*y^3*z^3 + 680*y^4*z^3 + 651*z^4 - 2354*y*z^4 + 1061*y^2*z^4 + 642*y^3*z^4 - 489*z^5 + 529*y*z^5 + 176*y^2*z^5 + 127*z^6 - 19*y*z^6))/((-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, 0, z] - (41*Pi^2*(-1 + z)*G[0, 1, 0, 1, y])/(6*y*z) - (4*Pi^2*(-1 + z)*G[0, 1, 0, 1, z])/(3*y*z) - (7*Pi^2*(-1 + z)*G[0, 1, 0, 1 - y, z])/(3*y*z) + ((13*Pi^2*(-1 + z))/(y*z) - ((I/12)*Pi*(86*y^3 - 172*y^4 + 86*y^5 + 384*y^2*z - 1156*y^3*z + 453*y^4*z + 319*y^5*z + 285*y*z^2 - 1860*y^2*z^2 + 866*y^3*z^2 + 1060*y^4*z^2 + 86*z^3 - 1363*y*z^3 + 1064*y^2*z^3 + 1266*y^3*z^3 - 388*z^4 + 813*y*z^4 + 628*y^2*z^4 + 248*z^5 + 103*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (2552*y^3 - 7386*y^4 + 6756*y^5 - 1562*y^6 - 360*y^7 + 8301*y^2*z - 32146*y^3*z + 37990*y^4*z - 12818*y^5*z - 1327*y^6*z + 8097*y*z^2 - 45405*y^2*z^2 + 67871*y^3*z^2 - 29647*y^4*z^2 - 880*y^5*z^2 + 2543*z^3 - 27585*y*z^3 + 56985*y^2*z^3 - 34151*y^3*z^3 + 2316*y^4*z^3 - 6550*z^4 + 24136*y*z^4 - 21242*y^2*z^4 + 3764*y^3*z^4 + 3983*z^5 - 5482*y*z^5 + 1535*y^2*z^5)/ (72*(-1 + y)^2*y*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 1, 0, y] + ((8*Pi^2*(-1 + z))/(y*z) - ((I/6)*Pi*(158*y^3 - 158*y^4 + 600*y^2*z - 916*y^3*z + 194*y^4*z + 501*y*z^2 - 1575*y^2*z^2 + 740*y^3*z^2 + 158*z^3 - 1133*y*z^3 + 1056*y^2*z^3 - 316*z^4 + 668*y*z^4 + 158*z^5))/(y*z*(-1 + y + z)*(y + z)^3) + (568*y^3 - 1802*y^4 + 1630*y^5 - 396*y^6 + 1080*y^2*z - 5432*y^3*z + 7692*y^4*z - 3340*y^5*z + 2685*y*z^2 - 10152*y^2*z^2 + 15751*y^3*z^2 - 8482*y^4*z^2 + 748*z^3 - 6533*y*z^3 + 14557*y^2*z^3 - 9366*y^3*z^3 - 1436*z^4 + 5508*y*z^4 - 4666*y^2*z^4 + 640*z^5 - 838*y*z^5)/(72*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3))*G[0, 1, 1, 0, z] + (47*Pi^2*(-1 + z)*G[0, 1, 1, 1, y])/ (12*y*z) + (Pi^2*(-1 + z)*G[0, 1, 1, 1, z])/(6*y*z) + (Pi^2*(-1 + z)*G[0, 1, 1, 1 - y, z])/(2*y*z) - (2*Pi^2*(-1 + z)*G[0, 1, 1 - y, 0, z])/(y*z) + (Pi^2*(-1 + z)*G[0, 1, 1 - y, 1, z])/(12*y*z) + (11*Pi^2*(-1 + z)*G[0, 1, 1 - y, 1 - y, z])/(6*y*z) + (29*Pi^2*(-1 + z)*G[0, 1 - y, 0, 0, z])/(12*y*z) + (Pi^2*(-1 + z)*G[0, 1 - y, 0, 1, z])/(2*y*z) - (11*Pi^2*(-1 + z)*G[0, 1 - y, 0, 1 - y, z])/(3*y*z) + ((215*Pi^2*(-1 + z))/(12*y*z) + ((I/12)*Pi*(-440*y^3 + 880*y^4 - 440*y^5 - 690*y^2*z + 2260*y^3*z - 1623*y^4*z + 53*y^5*z - 1185*y*z^2 + 4380*y^2*z^2 - 3794*y^3*z^2 + 356*y^4*z^2 - 440*z^3 + 3385*y*z^3 - 4424*y^2*z^3 + 750*y^3*z^3 + 880*z^4 - 2253*y*z^4 + 644*y^2*z^4 - 440*z^5 + 197*y*z^5))/((-1 + y)*y*z*(-1 + y + z)* (y + z)^3) + (-2710*y^3 + 2846*y^4 + 2420*y^5 - 2556*y^6 - 7797*y^2*z + 16745*y^3*z - 1524*y^4*z - 7424*y^5*z - 8976*y*z^2 + 31512*y^2*z^2 - 17392*y^3*z^2 - 6566*y^4*z^2 - 3673*z^3 + 24011*y*z^3 - 25078*y^2*z^3 + 474*y^3*z^3 + 6614*z^4 - 14610*y*z^4 + 3730*y^2*z^4 - 2980*z^5 + 1558*y*z^5)/(72*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3))*G[0, 1 - y, 1, 0, z] - (3*Pi^2*(-1 + z)*G[0, 1 - y, 1, 1, z])/(4*y*z) + (5*Pi^2*(-1 + z)*G[0, 1 - y, 1, 1 - y, z])/(4*y*z) - (29*Pi^2*(-1 + z)*G[0, 1 - y, 1 - y, 0, z])/(12*y*z) + (Pi^2*(1 - z)*G[0, 1 - y, 1 - y, 1, z])/(2*y*z) + (13*Pi^2*(-1 + z)*G[0, 1 - y, 1 - y, 1 - y, z])/(6*y*z) - (4*Pi^2*(-1 + z)*G[0, 1 - y, -y, 1 - y, z])/(3*y*z) - (2*Pi^2*(-1 + z)*G[0, -y, 0, 1, z])/(3*y*z) - (13*Pi^2*(-1 + z)*G[0, -y, 0, 1 - y, z])/(6*y*z) - (5*Pi^2*(-1 + z)*G[0, -y, 1 - y, 0, z])/(6*y*z) - (2*Pi^2*(-1 + z)*G[0, -y, 1 - y, 1, z])/(3*y*z) + (5*Pi^2*(-1 + z)*G[0, -y, 1 - y, 1 - y, z])/(6*y*z) + (11*Pi^2*(-1 + z)*G[0, -y, -y, 1 - y, z])/(3*y*z) + ((-273*Pi^2*(-1 + z))/(8*y*z) + ((I/6)*Pi*(178 - 356*y + 178*y^2 - 356*z + 138*y*z + 218*y^2*z + 178*z^2 + 65*y*z^2))/ ((-1 + y)*y*z*(-1 + y + z)) + (-4370*y^2 + 11346*y^3 - 7818*y^4 - 922*y^5 + 1764*y^6 - 14707*y*z + 56074*y^2*z - 65329*y^3*z + 21588*y^4*z + 2374*y^5*z - 6971*z^2 + 48428*y*z^2 - 80983*y^2*z^2 + 40174*y^3*z^2 - 810*y^4*z^2 + 13798*z^3 - 40397*y*z^3 + 29644*y^2*z^3 - 3369*y^3*z^3 - 6827*z^4 + 8614*y*z^4 - 1949*y^2*z^4)/ (72*(-1 + y)^2*y*z*(-1 + y + z)*(y + z)^2))*G[1, 0, 0, 0, y] + ((-811*Pi^2*(-1 + z))/(24*y*z) - ((I/6)*Pi*(178 - 178*y - 356*z + 25*y*z + 178*z^2))/ (y*z*(-1 + y + z)) + (-6971*y^2 + 6503*y^3 + 468*y^4 - 7975*y*z + 22970*y^2*z - 4403*y^3*z - 4370*z^2 + 22147*y*z^2 - 13203*y^2*z^2 + 9046*z^3 - 13008*y*z^3 - 4676*z^4)/(72*y*z*(-1 + y + z)*(y + z)^2))* G[1, 0, 0, 0, z] - (23*Pi^2*(-1 + z)*G[1, 0, 0, 1, y])/(3*y*z) - (4*Pi^2*(-1 + z)*G[1, 0, 0, 1, z])/(3*y*z) - (11*Pi^2*(-1 + z)*G[1, 0, 0, 1 - y, z])/(4*y*z) + ((131*Pi^2*(-1 + z))/(6*y*z) - ((I/12)*Pi*(310*y^3 - 620*y^4 + 310*y^5 + 300*y^2*z - 1364*y^3*z + 1023*y^4*z + 41*y^5*z + 795*y*z^2 - 3252*y^2*z^2 + 2752*y^3*z^2 - 52*y^4*z^2 + 310*z^3 - 2777*y*z^3 + 3598*y^2*z^3 - 402*y^3*z^3 - 764*z^4 + 1977*y*z^4 - 484*y^2*z^4 + 418*z^5 - 175*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (3136*y^3 - 7698*y^4 + 4224*y^5 + 2102*y^6 - 1764*y^7 + 9381*y^2*z - 33908*y^3*z + 35411*y^4*z - 6694*y^5*z - 4190*y^6*z + 10668*y*z^2 - 53682*y^2*z^2 + 75862*y^3*z^2 - 31622*y^4*z^2 - 1190*y^5*z^2 + 4207*z^3 - 35334*y*z^3 + 68871*y^2*z^3 - 42952*y^3*z^3 + 5316*y^4*z^3 - 8294*z^4 + 28502*y*z^4 - 26362*y^2*z^4 + 6262*y^3*z^4 + 4090*z^5 - 6236*y*z^5 + 2182*y^2*z^5)/ (72*(-1 + y)^2*y*z*(-1 + y + z)*(y + z)^3))*G[1, 0, 1, 0, y] + ((77*Pi^2*(-1 + z))/(6*y*z) - (((3*I)/4)*Pi*(-2*y + 27*z - 25*y*z - 54*z^2 + 43*y*z^2 + 27*z^3))/(y*z^2*(-1 + y + z)) + (-402*y^3 + 360*y^4 - 184*y^2*z + 1078*y^3*z - 414*y^4*z - 215*y*z^2 - 254*y^2*z^2 - 1180*y^3*z^2 + 161*z^3 - 1546*y*z^3 - 408*y^2*z^3 - 1168*z^4 + 1365*y*z^4 + 1007*z^5)/(72*y*z^2*(-1 + y + z)*(y + z)^2))* G[1, 0, 1, 0, z] + (59*Pi^2*(-1 + z)*G[1, 0, 1, 1, y])/(12*y*z) + (5*Pi^2*(-1 + z)*G[1, 0, 1, 1, z])/(6*y*z) + (Pi^2*(-1 + z)*G[1, 0, 1, 1 - y, z])/(12*y*z) - (7*Pi^2*(-1 + z)*G[1, 0, 1 - y, 0, z])/(3*y*z) + (Pi^2*(-1 + z)*G[1, 0, 1 - y, 1, z])/(12*y*z) + (2*Pi^2*(-1 + z)*G[1, 0, 1 - y, 1 - y, z])/(y*z) + (Pi^2*(1 - z)*G[1, 0, -y, 1 - y, z])/(2*y*z) + ((113*Pi^2*(-1 + z))/(6*y*z) - (((3*I)/4)*Pi*(11*y^3 - 22*y^4 + 11*y^5 - 51*y^2*z + 48*y^3*z - 46*y^4*z + 49*y^5*z + 15*y*z^2 - 108*y^2*z^2 - 19*y^3*z^2 + 172*y^4*z^2 + 11*z^3 - 166*y*z^3 + 113*y^2*z^3 + 222*y^3*z^3 - 54*z^4 + 110*y*z^4 + 124*y^2*z^4 + 35*z^5 + 25*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (644*y^3 - 1338*y^4 + 144*y^5 + 1150*y^6 - 600*y^7 + 986*y^2*z - 3828*y^3*z + 2250*y^4*z + 3064*y^5*z - 2472*y^6*z + 1455*y*z^2 - 8219*y^2*z^2 + 9123*y^3*z^2 + 1587*y^4*z^2 - 3958*y^5*z^2 + 800*z^3 - 6999*y*z^3 + 11766*y^2*z^3 - 2891*y^3*z^3 - 2712*y^4*z^3 - 1896*z^4 + 6186*y*z^4 - 3888*y^2*z^4 - 438*y^3*z^4 + 1124*z^5 - 1324*y*z^5 + 188*y^2*z^5)/(24*(-1 + y)^2*y*z*(-1 + y + z)* (y + z)^3))*G[1, 1, 0, 0, y] + ((8*Pi^2*(-1 + z))/(y*z) - ((I/6)*Pi*(203 - 203*y - 406*z + 257*y*z + 203*z^2))/ (y*z*(-1 + y + z)) + (-1015*y^2 + 1285*y^3 - 36*y^4 - 1328*y*z + 3304*y^2*z - 1933*y^3*z - 709*z^2 + 2249*y*z^2 - 3477*y^2*z^2 + 626*z^3 - 1497*y*z^3 + 83*z^4)/(72*y*z*(-1 + y + z)*(y + z)^2))* G[1, 1, 0, 0, z] + (41*Pi^2*(-1 + z)*G[1, 1, 0, 1, y])/(12*y*z) + (Pi^2*(-1 + z)*G[1, 1, 0, 1, z])/(6*y*z) + (5*Pi^2*(-1 + z)*G[1, 1, 0, 1 - y, z])/(6*y*z) + ((-37*Pi^2*(-1 + z))/(6*y*z) + ((I/2)*Pi*(8 - 16*y + 8*y^2 - 52*z + 36*y*z + 16*y^2*z + 35*z^2 - 8*y*z^2))/((-1 + y)*y*z* (-1 + y + z)) + (325*y^3 - 596*y^4 + 217*y^5 + 54*y^6 + 668*y^2*z - 2799*y^3*z + 1645*y^4*z + 486*y^5*z + 1770*y*z^2 - 7394*y^2*z^2 + 5292*y^3*z^2 + 1112*y^4*z^2 + 646*z^3 - 6068*y*z^3 + 6901*y^2*z^3 + 861*y^3*z^3 - 1658*z^4 + 3938*y*z^4 + 60*y^2*z^4 + 901*z^5 - 121*y*z^5)/(24*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 1, 0, y] + G[-y, -y, z]* ((((24*I)*Pi*(-1 + z))/(y*z) + (-75*y^4 + 180*y^5 - 90*y^6 - 247*y^3*z + 565*y^4*z - 288*y^5*z + 549*y^2*z^2 - 61*y^3*z^2 - 364*y^4*z^2 + 39*y*z^3 - 273*y^2*z^3 - 376*y^3*z^3 - 22*z^4 + 337*y*z^4 - 474*y^2*z^4 + 164*z^5 - 376*y*z^5 - 112*z^6)/ (6*y*z^2*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (((24*I)*Pi*(-1 + z))/(y*z) + (-75*y^4 + 180*y^5 - 90*y^6 - 247*y^3*z + 565*y^4*z - 288*y^5*z + 549*y^2*z^2 - 61*y^3*z^2 - 364*y^4*z^2 + 39*y*z^3 - 273*y^2*z^3 - 376*y^3*z^3 - 22*z^4 + 337*y*z^4 - 474*y^2*z^4 + 164*z^5 - 376*y*z^5 - 112*z^6)/ (6*y*z^2*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + (16*(-1 + z)*G[0, 0, 1, 0, y])/(y*z) - (24*(-1 + z)*G[0, 1, 0, 0, y])/ (y*z) + (6*(-1 + z)*G[0, 1, 1, 0, y])/(y*z) - (22*(-1 + z)*G[1, 0, 1, 0, y])/(y*z) - (24*(-1 + z)*G[1, 1, 0, 0, y])/ (y*z) - (4*(-1 + z)*G[1, 1, 1, 0, y])/(y*z)) + G[-y, 0, z]*((((-12*I)*Pi*(-1 + z))/(y*z) + (54*y^4 - 120*y^5 + 60*y^6 + 173*y^3*z - 413*y^4*z + 228*y^5*z - 225*y^2*z^2 - 193*y^3*z^2 + 377*y^4*z^2 - 3*y*z^3 - 51*y^2*z^3 + 428*y^3*z^3 + 11*z^4 - 245*y*z^4 + 402*y^2*z^4 - 94*z^5 + 248*y*z^5 + 65*z^6)/(6*y*z^2*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + (((18*I)*Pi*(-1 + z))/(y*z) + (-129*y^4 + 300*y^5 - 150*y^6 - 425*y^3*z + 983*y^4*z - 516*y^5*z + 507*y^2*z^2 + 337*y^3*z^2 - 692*y^4*z^2 - 27*y*z^3 - 87*y^2*z^3 - 608*y^3*z^3 - 38*z^4 + 455*y*z^4 - 582*y^2*z^4 + 196*z^5 - 428*y*z^5 - 128*z^6)/(12*y*z^2*(-1 + y + z)*(y + z)^3))* G[1, 0, 0, y] + (((-9*I)*Pi*(-1 + z))/(y*z) + (57*y^4 - 120*y^5 + 60*y^6 + 163*y^3*z - 424*y^4*z + 255*y^5*z - 63*y^2*z^2 - 362*y^3*z^2 + 439*y^4*z^2 - 12*y*z^3 - 117*y^2*z^3 + 406*y^3*z^3 - 8*z^4 - 79*y*z^4 + 234*y^2*z^4 - 20*z^5 + 91*y*z^5 + 19*z^6)/(6*y*z^2*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] - (9*(-1 + z)*G[0, 0, 1, 0, y])/(y*z) + (12*(-1 + z)*G[0, 1, 0, 0, y])/ (y*z) - (2*(-1 + z)*G[0, 1, 1, 0, y])/(y*z) - (17*(-1 + z)*G[1, 0, 0, 0, y])/(y*z) + (14*(-1 + z)*G[1, 0, 1, 0, y])/ (y*z) + (11*(-1 + z)*G[1, 1, 0, 0, y])/(y*z) - (2*(-1 + z)*G[1, 1, 1, 0, y])/(y*z)) + G[1 - y, -y, z]* ((((-12*I)*Pi*(-1 + z))/(y*z) + (63*y^4 - 183*y^5 + 180*y^6 - 60*y^7 + 236*y^3*z - 733*y^4*z + 806*y^5*z - 354*y^6*z + 45*y^7*z + 204*y^2*z^2 - 966*y^3*z^2 + 1423*y^4*z^2 - 805*y^5*z^2 + 144*y^6*z^2 + 177*y*z^3 - 780*y^2*z^3 + 1305*y^3*z^3 - 911*y^4*z^3 + 182*y^5*z^3 + 47*z^4 - 481*y*z^4 + 989*y^2*z^4 - 797*y^3*z^4 + 188*y^4*z^4 - 117*z^5 + 481*y*z^5 - 601*y^2*z^5 + 237*y^3*z^5 + 99*z^6 - 233*y*z^6 + 188*y^2*z^6 - 29*z^7 + 56*y*z^7)/(6*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + (((-12*I)*Pi*(-1 + z))/(y*z) + (63*y^4 - 183*y^5 + 180*y^6 - 60*y^7 + 236*y^3*z - 733*y^4*z + 806*y^5*z - 354*y^6*z + 45*y^7*z + 204*y^2*z^2 - 966*y^3*z^2 + 1423*y^4*z^2 - 805*y^5*z^2 + 144*y^6*z^2 + 177*y*z^3 - 780*y^2*z^3 + 1305*y^3*z^3 - 911*y^4*z^3 + 182*y^5*z^3 + 47*z^4 - 481*y*z^4 + 989*y^2*z^4 - 797*y^3*z^4 + 188*y^4*z^4 - 117*z^5 + 481*y*z^5 - 601*y^2*z^5 + 237*y^3*z^5 + 99*z^6 - 233*y*z^6 + 188*y^2*z^6 - 29*z^7 + 56*y*z^7)/(6*(-1 + y)*y*(-1 + z)*z^2* (-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] - (8*(-1 + z)*G[0, 0, 1, 0, y])/(y*z) + (12*(-1 + z)*G[0, 1, 0, 0, y])/ (y*z) - (3*(-1 + z)*G[0, 1, 1, 0, y])/(y*z) + (11*(-1 + z)*G[1, 0, 1, 0, y])/(y*z) + (12*(-1 + z)*G[1, 1, 0, 0, y])/ (y*z) + (2*(-1 + z)*G[1, 1, 1, 0, y])/(y*z)) + G[0, -y, z]*((-3*Pi^2*(-1 + z)*G[1, 0, y])/(2*y*z) + (Pi^2*(1 - z)*G[1, 1, y])/(2*y*z) + (((-15*I)*Pi*(-1 + z))/(y*z) + (-9*y^4 + 29*y^5 - 30*y^6 + 10*y^7 - 17*y^3*z + 99*y^4*z - 166*y^5*z + 104*y^6*z - 20*y^7*z - 305*y^2*z^2 + 637*y^3*z^2 - 505*y^4*z^2 + 267*y^5*z^2 - 94*y^6*z^2 - 45*y*z^3 + 507*y^2*z^3 - 729*y^3*z^3 + 415*y^4*z^3 - 130*y^5*z^3 + 10*z^4 - 162*y*z^4 + 249*y^2*z^4 - 81*y^3*z^4 + 20*y^4*z^4 - 102*z^5 + 523*y*z^5 - 621*y^2*z^5 + 200*y^3*z^5 + 156*z^6 - 362*y*z^6 + 170*y^2*z^6 - 64*z^7 + 46*y*z^7)/(4*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3))*G[0, 1, 0, y] + (((-15*I)*Pi*(-1 + z))/(y*z) + (-9*y^4 + 29*y^5 - 30*y^6 + 10*y^7 - 17*y^3*z + 99*y^4*z - 166*y^5*z + 104*y^6*z - 20*y^7*z - 305*y^2*z^2 + 637*y^3*z^2 - 505*y^4*z^2 + 267*y^5*z^2 - 94*y^6*z^2 - 45*y*z^3 + 507*y^2*z^3 - 729*y^3*z^3 + 415*y^4*z^3 - 130*y^5*z^3 + 10*z^4 - 162*y*z^4 + 249*y^2*z^4 - 81*y^3*z^4 + 20*y^4*z^4 - 102*z^5 + 523*y*z^5 - 621*y^2*z^5 + 200*y^3*z^5 + 156*z^6 - 362*y*z^6 + 170*y^2*z^6 - 64*z^7 + 46*y*z^7)/(4*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3))*G[1, 1, 0, y] - (5*(-1 + z)*G[0, 0, 1, 0, y])/(y*z) + (17*(-1 + z)*G[0, 1, 0, 0, y])/(y*z) + ((1 - z)*G[0, 1, 1, 0, y])/ (y*z) + (13*(-1 + z)*G[1, 0, 1, 0, y])/(y*z) + (17*(-1 + z)*G[1, 1, 0, 0, y])/(y*z) + (3*(-1 + z)*G[1, 1, 1, 0, y])/ (y*z)) + ((-9*Pi^2*(-1 + z))/(y*z) + ((I/6)*Pi*(-9*y + 20*z - 11*y*z - 40*z^2 + 38*y*z^2 + 20*z^3))/ (y*z^2*(-1 + y + z)) + (134*y^3 - 120*y^4 + 31*y^2*z - 275*y^3*z + 132*y^4*z + 128*y*z^2 - 280*y^2*z^2 + 369*y^3*z^2 - 33*z^3 - 551*y*z^3 + 669*y^2*z^3 - 162*z^4 + 627*y*z^4 + 195*z^5)/ (24*y*z^2*(-1 + y + z)*(y + z)^2))*G[1, 1, 1, 0, z] - (19*Pi^2*(-1 + z)*G[1, 1, 1, 1, y])/(12*y*z) - (7*Pi^2*(-1 + z)*G[1, 1, 1, 1, z])/(3*y*z) + (2*Pi^2*(-1 + z)*G[1, 1, 1, 1 - y, z])/(3*y*z) + (Pi^2*(-1 + z)*G[1, 1, 1 - y, 0, z])/(2*y*z) + (2*Pi^2*(-1 + z)*G[1, 1, 1 - y, 1, z])/(3*y*z) + (Pi^2*(1 - z)*G[1, 1, 1 - y, 1 - y, z])/(3*y*z) - (9*Pi^2*(-1 + z)*G[1, 1 - y, 0, 0, z])/(4*y*z) + (Pi^2*(-1 + z)*G[1, 1 - y, 0, 1, z])/(12*y*z) + (25*Pi^2*(-1 + z)*G[1, 1 - y, 0, 1 - y, z])/(12*y*z) + ((-55*Pi^2*(-1 + z))/(12*y*z) + ((I/12)*Pi*(18*y + 5*z - 23*y*z - 10*z^2 + 77*y*z^2 + 5*z^3))/(y*z^2*(-1 + y + z)) + (-402*y^3 + 360*y^4 - 1358*y^2*z + 1856*y^3*z - 162*y^4*z - 1159*y*z^2 + 4226*y^2*z^2 - 1148*y^3*z^2 - 401*z^3 + 4072*y*z^3 - 2850*y^2*z^3 + 1540*z^4 - 3003*y*z^4 - 1139*z^5)/ (72*y*z^2*(-1 + y + z)*(y + z)^2))*G[1, 1 - y, 1, 0, z] + (7*Pi^2*(-1 + z)*G[1, 1 - y, 1, 1, z])/(6*y*z) - (3*Pi^2*(-1 + z)*G[1, 1 - y, 1, 1 - y, z])/(4*y*z) + (2*Pi^2*(-1 + z)*G[1, 1 - y, 1 - y, 0, z])/(y*z) + (Pi^2*(1 - z)*G[1, 1 - y, 1 - y, 1, z])/(6*y*z) - (5*Pi^2*(-1 + z)*G[1, 1 - y, 1 - y, 1 - y, z])/(3*y*z) + (Pi^2*(1 - z)*G[1, 1 - y, -y, 1 - y, z])/(2*y*z) + (Pi^2*(1 - z)*G[1 - y, 0, 0, 0, z])/(3*y*z) + (2*Pi^2*(-1 + z)*G[1 - y, 0, 0, 1, z])/(3*y*z) - (29*Pi^2*(-1 + z)*G[1 - y, 0, 0, 1 - y, z])/(12*y*z) + ((161*Pi^2*(-1 + z))/(12*y*z) + ((I/12)*Pi*(-180*y^4 + 540*y^5 - 540*y^6 + 180*y^7 - 985*y^3*z + 2654*y^4*z - 2353*y^5*z + 684*y^6*z - 1245*y^2*z^2 + 4280*y^3*z^2 - 4155*y^4*z^2 + 1120*y^5*z^2 - 1380*y*z^3 + 5196*y^2*z^3 - 5263*y^3*z^3 + 1312*y^4*z^3 - 445*z^4 + 3353*y*z^4 - 4669*y^2*z^4 + 1356*y^3*z^4 + 818*z^5 - 2139*y*z^5 + 916*y^2*z^5 - 391*z^6 + 256*y*z^6))/ ((-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) + (-1704*y^4 + 5130*y^5 - 5148*y^6 + 1722*y^7 - 7421*y^3*z + 18898*y^4*z - 15551*y^5*z + 4074*y^6*z - 11355*y^2*z^2 + 31954*y^3*z^2 - 23127*y^4*z^2 + 2528*y^5*z^2 - 8973*y*z^3 + 33324*y^2*z^3 - 25823*y^3*z^3 + 788*y^4*z^3 - 3119*z^4 + 20170*y*z^4 - 22298*y^2*z^4 + 3195*y^3*z^4 + 5248*z^5 - 11400*y*z^5 + 4100*y^2*z^5 - 2201*z^6 + 1517*y*z^6)/ (72*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, 1, 0, z] - (11*Pi^2*(-1 + z)*G[1 - y, 0, 1, 1, z])/(12*y*z) + (7*Pi^2*(-1 + z)*G[1 - y, 0, 1, 1 - y, z])/(6*y*z) - (5*Pi^2*(-1 + z)*G[1 - y, 0, 1 - y, 0, z])/(4*y*z) + (Pi^2*(1 - z)*G[1 - y, 0, 1 - y, 1, z])/(6*y*z) + (13*Pi^2*(-1 + z)*G[1 - y, 0, 1 - y, 1 - y, z])/(6*y*z) - (11*Pi^2*(-1 + z)*G[1 - y, 0, -y, 1 - y, z])/(6*y*z) + ((79*Pi^2*(-1 + z))/(6*y*z) + ((I/12)*Pi*(-505*y^3 + 1010*y^4 - 505*y^5 - 759*y^2*z + 2528*y^3*z - 2058*y^4*z + 289*y^5*z - 1353*y*z^2 + 4980*y^2*z^2 - 4999*y^3*z^2 + 1264*y^4*z^2 - 505*z^3 + 3878*y*z^3 - 5755*y^2*z^3 + 2058*y^3*z^3 + 1010*z^4 - 2814*y*z^4 + 1480*y^2*z^4 - 505*z^5 + 397*y*z^5))/((-1 + y)*y*z*(-1 + y + z)* (y + z)^3) + (-2245*y^3 + 1718*y^4 + 3299*y^5 - 2772*y^6 - 5391*y^2*z + 10934*y^3*z + 1416*y^4*z - 6959*y^5*z - 7500*y*z^2 + 25614*y^2*z^2 - 15556*y^3*z^2 - 3116*y^4*z^2 - 3415*z^3 + 21749*y*z^3 - 25882*y^2*z^3 + 5874*y^3*z^3 + 6290*z^4 - 15084*y*z^4 + 7120*y^2*z^4 - 2875*z^5 + 2317*y*z^5)/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 0, 0, z] - (19*Pi^2*(-1 + z)*G[1 - y, 1, 0, 1, z])/(12*y*z) + (3*Pi^2*(-1 + z)*G[1 - y, 1, 0, 1 - y, z])/(2*y*z) + ((91*Pi^2*(-1 + z))/(12*y*z) + ((I/6)*Pi*(-100*y^3 - 174*y^2*z + 100*y^3*z - 273*y*z^2 + 300*y^2*z^2 - 100*z^3 + 300*y*z^3 + 100*z^4))/(y*z*(y + z)^3) + (-1183*y^3 + 2402*y^4 - 1147*y^5 - 72*y^6 - 4875*y^2*z + 13124*y^3*z - 10260*y^4*z + 2011*y^5*z - 3576*y*z^2 + 16098*y^2*z^2 - 18982*y^3*z^2 + 6658*y^4*z^2 - 1309*z^3 + 8699*y*z^3 - 14578*y^2*z^3 + 7782*y^3*z^3 + 1898*z^4 - 5298*y*z^4 + 3994*y^2*z^4 - 589*z^5 + 787*y*z^5)/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 1, 0, z] + (17*Pi^2*(-1 + z)*G[1 - y, 1, 1, 1, z])/(6*y*z) + (Pi^2*(1 - z)*G[1 - y, 1, 1, 1 - y, z])/(6*y*z) + (11*Pi^2*(-1 + z)*G[1 - y, 1, 1 - y, 0, z])/(6*y*z) + (Pi^2*(-1 + z)*G[1 - y, 1, 1 - y, 1, z])/(3*y*z) - (5*Pi^2*(-1 + z)*G[1 - y, 1, 1 - y, 1 - y, z])/(3*y*z) + (Pi^2*(1 - z)*G[1 - y, 1 - y, 0, 0, z])/(12*y*z) + (Pi^2*(1 - z)*G[1 - y, 1 - y, 0, 1, z])/(2*y*z) + (2*Pi^2*(-1 + z)*G[1 - y, 1 - y, 0, 1 - y, z])/(3*y*z) + ((-14*Pi^2*(-1 + z))/(3*y*z) - ((I/12)*Pi*(-180*y^4 + 540*y^5 - 540*y^6 + 180*y^7 - 779*y^3*z + 2242*y^4*z - 2147*y^5*z + 684*y^6*z - 1005*y^2*z^2 + 3460*y^3*z^2 - 3378*y^4*z^2 + 923*y^5*z^2 - 843*y*z^3 + 3480*y^2*z^3 - 3341*y^3*z^3 + 488*y^4*z^3 - 239*z^4 + 2002*y*z^4 - 2477*y^2*z^4 + 66*y^3*z^4 + 478*z^5 - 1146*y*z^5 + 20*y^2*z^5 - 239*z^6 + 23*y*z^6))/ ((-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) + (852*y^4 - 2565*y^5 + 2574*y^6 - 861*y^7 + 3268*y^3*z - 9023*y^4*z + 8251*y^5*z - 2496*y^6*z + 4017*y^2*z^2 - 12176*y^3*z^2 + 9663*y^4*z^2 - 1504*y^5*z^2 + 2934*y*z^3 - 10461*y^2*z^3 + 6061*y^3*z^3 + 2105*y^4*z^3 + 874*z^4 - 5744*y*z^4 + 3691*y^2*z^4 + 3096*y^3*z^4 - 1460*z^5 + 2202*y*z^5 + 1175*y^2*z^5 + 586*z^6 + 53*y*z^6)/(36*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 1, 0, z] + (Pi^2*(1 - z)*G[1 - y, 1 - y, 1, 1, z])/ (6*y*z) + (Pi^2*(1 - z)*G[1 - y, 1 - y, 1, 1 - y, z])/(6*y*z) + (Pi^2*(-1 + z)*G[1 - y, 1 - y, 1 - y, 0, z])/(6*y*z) + (Pi^2*(-1 + z)*G[1 - y, 1 - y, 1 - y, 1, z])/(3*y*z) + (Pi^2*(1 - z)*G[1 - y, 1 - y, 1 - y, 1 - y, z])/(6*y*z) + (2*Pi^2*(-1 + z)*G[1 - y, 1 - y, -y, 1 - y, z])/(3*y*z) + (Pi^2*(1 - z)*G[1 - y, -y, 0, 1, z])/(y*z) - (11*Pi^2*(-1 + z)*G[1 - y, -y, 0, 1 - y, z])/(6*y*z) - (5*Pi^2*(-1 + z)*G[1 - y, -y, 1 - y, 0, z])/(6*y*z) + (Pi^2*(1 - z)*G[1 - y, -y, 1 - y, 1, z])/(y*z) + (2*Pi^2*(-1 + z)*G[1 - y, -y, 1 - y, 1 - y, z])/(3*y*z) + (10*Pi^2*(-1 + z)*G[1 - y, -y, -y, 1 - y, z])/(3*y*z) + (Pi^2*(1 - z)*G[-y, 0, 0, 1, z])/(3*y*z) - (8*Pi^2*(-1 + z)*G[-y, 0, 0, 1 - y, z])/(3*y*z) + ((-9*Pi^2*(-1 + z))/(y*z) + (-2106*y^4 + 3786*y^5 - 1722*y^6 - 5953*y^3*z + 12121*y^4*z - 6000*y^5*z - 5175*y^2*z^2 + 15329*y^3*z^2 - 8791*y^4*z^2 - 849*y*z^3 + 9399*y^2*z^3 - 7426*y^3*z^3 - 535*z^4 + 3379*y*z^4 - 4296*y^2*z^4 + 974*z^5 - 1810*y*z^5 - 427*z^6)/(72*y*z^2*(-1 + y + z)*(y + z)^3) - ((I/6)*Pi*(81*y^4 - 180*y^5 + 90*y^6 + 262*y^3*z - 622*y^4*z + 342*y^5*z - 204*y^2*z^2 - 392*y^3*z^2 + 541*y^4*z^2 + 30*y*z^3 - 144*y^2*z^3 + 544*y^3*z^3 + 19*z^4 - 304*y*z^4 + 456*y^2*z^4 - 110*z^5 + 274*y*z^5 + 73*z^6))/(y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 0, 1, 0, z] - (2*Pi^2*(-1 + z)*G[-y, 0, 1, 1, z])/(3*y*z) + (Pi^2*(1 - z)*G[-y, 0, 1, 1 - y, z])/(6*y*z) - (7*Pi^2*(-1 + z)*G[-y, 0, 1 - y, 0, z])/(6*y*z) - (2*Pi^2*(-1 + z)*G[-y, 0, 1 - y, 1, z])/(3*y*z) + (5*Pi^2*(-1 + z)*G[-y, 0, 1 - y, 1 - y, z])/(6*y*z) + (11*Pi^2*(-1 + z)*G[-y, 0, -y, 1 - y, z])/(3*y*z) + (Pi^2*(1 - z)*G[-y, 1 - y, 0, 0, z])/(y*z) - (2*Pi^2*(-1 + z)*G[-y, 1 - y, 0, 1, z])/(3*y*z) + (Pi^2*(-1 + z)*G[-y, 1 - y, 0, 1 - y, z])/(y*z) + ((-9*Pi^2*(-1 + z))/(y*z) + (-2106*y^4 + 3786*y^5 - 1722*y^6 - 5953*y^3*z + 12121*y^4*z - 6000*y^5*z - 5175*y^2*z^2 + 15329*y^3*z^2 - 8791*y^4*z^2 - 849*y*z^3 + 9399*y^2*z^3 - 7426*y^3*z^3 - 535*z^4 + 3379*y*z^4 - 4296*y^2*z^4 + 974*z^5 - 1810*y*z^5 - 427*z^6)/(72*y*z^2*(-1 + y + z)*(y + z)^3) - ((I/6)*Pi*(81*y^4 - 180*y^5 + 90*y^6 + 262*y^3*z - 622*y^4*z + 342*y^5*z - 204*y^2*z^2 - 392*y^3*z^2 + 541*y^4*z^2 + 30*y*z^3 - 144*y^2*z^3 + 544*y^3*z^3 + 19*z^4 - 304*y*z^4 + 456*y^2*z^4 - 110*z^5 + 274*y*z^5 + 73*z^6))/(y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 1, 0, z] - (2*Pi^2*(-1 + z)*G[-y, 1 - y, 1, 1, z])/ (3*y*z) + (Pi^2*(1 - z)*G[-y, 1 - y, 1, 1 - y, z])/(6*y*z) + (Pi^2*(-1 + z)*G[-y, 1 - y, 1 - y, 0, z])/(2*y*z) + (Pi^2*(-1 + z)*G[-y, 1 - y, 1 - y, 1, z])/(3*y*z) + (Pi^2*(1 - z)*G[-y, 1 - y, 1 - y, 1 - y, z])/(3*y*z) + (Pi^2*(-1 + z)*G[-y, 1 - y, -y, 1 - y, z])/(y*z) + (2*Pi^2*(-1 + z)*G[-y, -y, 0, 1, z])/(y*z) + (11*Pi^2*(-1 + z)*G[-y, -y, 0, 1 - y, z])/(3*y*z) + (5*Pi^2*(-1 + z)*G[-y, -y, 1 - y, 0, z])/(3*y*z) + (2*Pi^2*(-1 + z)*G[-y, -y, 1 - y, 1, z])/(y*z) - (4*Pi^2*(-1 + z)*G[-y, -y, 1 - y, 1 - y, z])/(3*y*z) - (20*Pi^2*(-1 + z)*G[-y, -y, -y, 1 - y, z])/(3*y*z) + ((((171*I)/2)*Pi*(-1 + z))/(y*z) + (-430 + 430*y + 430*z + 803*y*z)/ (12*(-1 + y)*y*z))*G[0, 0, 0, 0, 0, y] + ((-215*(-1 + z))/(6*y*z) + (((171*I)/2)*Pi*(-1 + z))/(y*z))* G[0, 0, 0, 0, 0, z] + (((-75*I)*Pi*(-1 + z))/(y*z) + (320*y^3 - 1328*y^4 + 2142*y^5 - 1688*y^6 + 692*y^7 - 168*y^8 + 30*y^9 + 1422*y^2*z - 6720*y^3*z + 11821*y^4*z - 9531*y^5*z + 3483*y^6*z - 643*y^7*z + 168*y^8*z + 1059*y*z^2 - 7968*y^2*z^2 + 18957*y^3*z^2 - 19163*y^4*z^2 + 7758*y^5*z^2 - 477*y^6*z^2 - 139*y^7*z^2 + 320*z^3 - 4190*y*z^3 + 13668*y^2*z^3 - 17152*y^3*z^3 + 7115*y^4*z^3 + 1611*y^5*z^3 - 1318*y^6*z^3 - 888*z^4 + 5224*y*z^4 - 8778*y^2*z^4 + 3735*y^3*z^4 + 2597*y^4*z^4 - 1890*y^5*z^4 + 834*z^5 - 2486*y*z^5 + 1617*y^2*z^5 + 1023*y^3*z^5 - 1042*y^4*z^5 - 266*z^6 + 393*y*z^6 + 39*y^2*z^6 - 193*y^3*z^6)/ (12*(-1 + y)^3*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 0, 0, 1, 0, y] + (((-66*I)*Pi*(-1 + z))/(y*z) + (296*y^3 - 592*y^4 + 296*y^5 + 1602*y^2*z - 3648*y^3*z + 1789*y^4*z + 257*y^5*z + 1041*y*z^2 - 4842*y^2*z^2 + 3855*y^3*z^2 + 643*y^4*z^2 - 526*y^5*z^2 + 296*z^3 - 2230*y*z^3 + 2363*y^2*z^3 + 1699*y^3*z^3 - 1786*y^4*z^3 - 444*z^4 + 673*y*z^4 + 1973*y^2*z^4 - 2202*y^3*z^4 + 111*z^5 + 697*y*z^5 - 1150*y^2*z^5 + 37*z^6 - 208*y*z^6)/ (12*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 0, 0, 1, 0, z] + ((((-177*I)/2)*Pi*(-1 + z))/(y*z) + (115*y^3 - 444*y^4 + 616*y^5 - 324*y^6 - 9*y^7 + 56*y^8 - 10*y^9 + 261*y^2*z - 1381*y^3*z + 2389*y^4*z - 1435*y^5*z - 130*y^6*z + 352*y^7*z - 56*y^8*z + 327*y*z^2 - 2247*y^2*z^2 + 4702*y^3*z^2 - 3345*y^4*z^2 - 366*y^5*z^2 + 1240*y^6*z^2 - 313*y^7*z^2 + 115*z^3 - 1563*y*z^3 + 4786*y^2*z^3 - 4864*y^3*z^3 + 263*y^4*z^3 + 2045*y^5*z^3 - 786*y^6*z^3 - 385*z^4 + 2272*y*z^4 - 3592*y^2*z^4 + 1004*y^3*z^4 + 1591*y^4*z^4 - 890*y^5*z^4 + 415*z^5 - 1239*y*z^5 + 765*y^2*z^5 + 517*y^3*z^5 - 454*y^4*z^5 - 145*z^6 + 203*y*z^6 + 27*y^2*z^6 - 83*y^3*z^6)/(4*(-1 + y)^3*y*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, 0, 1, 0, 0, y] + ((((-141*I)/2)*Pi*(-1 + z))/(y*z) + (307*y^3 - 614*y^4 + 307*y^5 + 1677*y^2*z - 3915*y^3*z + 2198*y^4*z + 40*y^5*z + 1083*y*z^2 - 5361*y^2*z^2 + 5205*y^3*z^2 - 502*y^4*z^2 - 353*y^5*z^2 + 307*z^3 - 2621*y*z^3 + 3985*y^2*z^3 - 433*y^3*z^3 - 1094*y^4*z^3 - 561*z^4 + 1556*y*z^4 + 169*y^2*z^4 - 1164*y^3*z^4 + 291*z^5 + 23*y*z^5 - 458*y^2*z^5 - 37*z^6 - 35*y*z^6)/(12*(-1 + y)*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 0, 1, 0, 0, z] + ((((111*I)/2)*Pi*(-1 + z))/(y*z) + (94*y^3 - 376*y^4 + 564*y^5 - 376*y^6 + 94*y^7 + 198*y^2*z - 1292*y^3*z + 2233*y^4*z - 927*y^5*z - 655*y^6*z + 443*y^7*z + 264*y*z^2 - 2472*y^2*z^2 + 4795*y^3*z^2 - 1668*y^4*z^2 - 2439*y^5*z^2 + 1514*y^6*z^2 + 94*z^3 - 1858*y*z^3 + 4629*y^2*z^3 - 2104*y^3*z^3 - 2663*y^4*z^3 + 1884*y^5*z^3 - 500*z^4 + 2029*y*z^4 - 1512*y^2*z^4 - 1033*y^3*z^4 + 998*y^4*z^4 + 328*z^5 - 459*y*z^5 - 60*y^2*z^5 + 185*y^3*z^5)/ (12*(-1 + y)^3*y*z*(-1 + y + z)*(y + z)^3))*G[0, 0, 1, 1, 0, y] + (((24*I)*Pi*(-1 + z))/(y*z) + (142*y^3 - 284*y^4 + 142*y^5 + 468*y^2*z - 1374*y^3*z + 1274*y^4*z - 368*y^5*z + 435*y*z^2 - 2268*y^2*z^2 + 3426*y^3*z^2 - 1858*y^4*z^2 + 229*y^5*z^2 + 142*z^3 - 1616*y*z^3 + 3970*y^2*z^3 - 3442*y^3*z^3 + 874*y^4*z^3 - 438*z^4 + 2156*y*z^4 - 2966*y^2*z^4 + 1248*y^3*z^4 + 447*z^5 - 1165*y*z^5 + 790*y^2*z^5 - 151*z^6 + 187*y*z^6)/(6*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[0, 0, 1, 1, 0, z] + ((((87*I)/2)*Pi*(-1 + z))/(y*z) + (440*y^3 - 880*y^4 + 440*y^5 + 648*y^2*z - 2176*y^3*z + 1497*y^4*z + 31*y^5*z + 1176*y*z^2 - 4320*y^2*z^2 + 3491*y^3*z^2 - 50*y^4*z^2 + 440*z^3 - 3376*y*z^3 + 4163*y^2*z^3 - 336*y^3*z^3 - 880*z^4 + 2169*y*z^4 - 398*y^2*z^4 + 440*z^5 - 143*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[0, 0, 1 - y, 1, 0, z] + ((((-129*I)/2)*Pi*(-1 + z))/(y*z) + (-325*y^3 + 1300*y^4 - 1950*y^5 + 1300*y^6 - 325*y^7 - 1689*y^2*z + 7406*y^3*z - 11287*y^4*z + 6315*y^5*z - 2*y^6*z - 743*y^7*z - 1128*y*z^2 + 7176*y^2*z^2 - 12694*y^3*z^2 + 5442*y^4*z^2 + 3945*y^5*z^2 - 2714*y^6*z^2 - 325*z^3 + 3403*y*z^3 - 6843*y^2*z^3 + 769*y^3*z^3 + 6761*y^4*z^3 - 3684*y^5*z^3 + 650*z^4 - 2128*y*z^4 - 108*y^2*z^4 + 3865*y^3*z^4 - 2198*y^4*z^4 - 325*z^5 + 111*y*z^5 + 726*y^2*z^5 - 485*y^3*z^5)/(12*(-1 + y)^3*y*z*(-1 + y + z)* (y + z)^3))*G[0, 1, 0, 0, 0, y] + ((((-129*I)/2)*Pi*(-1 + z))/(y*z) + (325*y^3 - 650*y^4 + 325*y^5 + 1689*y^2*z - 4149*y^3*z + 2654*y^4*z - 194*y^5*z + 1128*y*z^2 - 5997*y^2*z^2 + 6783*y^3*z^2 - 1684*y^4*z^2 - 158*y^5*z^2 + 325*z^3 - 3269*y*z^3 + 6247*y^2*z^3 - 2785*y^3*z^3 - 374*y^4*z^3 - 771*z^4 + 2972*y*z^4 - 2027*y^2*z^4 - 174*y^3*z^4 + 618*z^5 - 904*y*z^5 + 142*y^2*z^5 - 172*z^6 + 100*y*z^6)/(12*(-1 + y)*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3))*G[0, 1, 0, 0, 0, z] + ((((93*I)/2)*Pi*(-1 + z))/(y*z) + (277*y^3 - 1108*y^4 + 1662*y^5 - 1108*y^6 + 277*y^7 + 1251*y^2*z - 5642*y^3*z + 9001*y^4*z - 5661*y^5*z + 644*y^6*z + 407*y^7*z + 921*y*z^2 - 6018*y^2*z^2 + 11611*y^3*z^2 - 7446*y^4*z^2 - 432*y^5*z^2 + 1358*y^6*z^2 + 277*z^3 - 3112*y*z^3 + 7437*y^2*z^3 - 4942*y^3*z^3 - 1310*y^4*z^3 + 1632*y^5*z^3 - 638*z^4 + 2515*y*z^4 - 2250*y^2*z^4 - 463*y^3*z^4 + 818*y^4*z^4 + 340*z^5 - 531*y*z^5 + 48*y^2*z^5 + 137*y^3*z^5)/ (12*(-1 + y)^3*y*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, 1, 0, y] + ((((45*I)/2)*Pi*(-1 + z))/(y*z) + (3*y^4 - 3*y^5 + 158*y^3*z - 313*y^4*z + 155*y^5*z + 330*y^2*z^2 - 1176*y^3*z^2 + 1351*y^4*z^2 - 505*y^5*z^2 + 423*y*z^3 - 2130*y^2*z^3 + 3648*y^3*z^3 - 2345*y^4*z^3 + 359*y^5*z^3 + 149*z^4 - 1771*y*z^4 + 4640*y^2*z^4 - 4424*y^3*z^4 + 1316*y^4*z^4 - 507*z^5 + 2641*y*z^5 - 3928*y^2*z^5 + 1794*y^3*z^5 + 552*z^6 - 1538*y*z^6 + 1076*y^2*z^6 - 194*z^7 + 239*y*z^7)/(12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, 1, 0, z] + (((54*I)*Pi*(-1 + z))/(y*z) + (40*y^3 - 160*y^4 + 240*y^5 - 160*y^6 + 40*y^7 + 190*y^2*z - 872*y^3*z + 1277*y^4*z - 499*y^5*z - 299*y^6*z + 203*y^7*z + 135*y*z^2 - 946*y^2*z^2 + 1495*y^3*z^2 + 2*y^4*z^2 - 1394*y^5*z^2 + 710*y^6*z^2 + 40*z^3 - 511*y*z^3 + 888*y^2*z^3 + 485*y^3*z^3 - 1808*y^4*z^3 + 912*y^5*z^3 - 112*z^4 + 329*y*z^4 + 168*y^2*z^4 - 885*y^3*z^4 + 506*y^4*z^4 + 64*z^5 - 31*y*z^5 - 132*y^2*z^5 + 101*y^3*z^5)/(4*(-1 + y)^3*y*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 1, 0, 0, y] + (((33*I)*Pi*(-1 + z))/(y*z) + (151*y^3 - 302*y^4 + 151*y^5 + 495*y^2*z - 1455*y^3*z + 1382*y^4*z - 422*y^5*z + 462*y*z^2 - 2403*y^2*z^2 + 3723*y^3*z^2 - 2077*y^4*z^2 + 268*y^5*z^2 + 151*z^3 - 1715*y*z^3 + 4303*y^2*z^3 - 3784*y^3*z^3 + 991*y^4*z^3 - 465*z^4 + 2318*y*z^4 - 3218*y^2*z^4 + 1365*y^3*z^4 + 474*z^5 - 1249*y*z^5 + 829*y^2*z^5 - 160*z^6 + 187*y*z^6)/ (6*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 1, 0, 0, z] + ((((-57*I)/2)*Pi*(-1 + z))/(y*z) + (-25 + 50*y - 25*y^2 + 326*z - 24*y*z - 302*y^2*z - 232*z^2 - 92*y*z^2)/(12*(-1 + y)*y*z*(-1 + y + z)))*G[0, 1, 1, 1, 0, y] + (((-6*I)*Pi*(-1 + z))/(y*z) + (3*y^4 - 3*y^5 + 100*y^3*z - 194*y^4*z + 94*y^5*z + 114*y^2*z^2 - 458*y^3*z^2 + 483*y^4*z^2 - 139*y^5*z^2 + 240*y*z^3 - 1008*y^2*z^3 + 1312*y^3*z^3 - 562*y^4*z^3 + 91*z^4 - 839*y*z^4 + 1546*y^2*z^4 - 852*y^3*z^4 - 230*z^5 + 750*y*z^5 - 574*y^2*z^5 + 127*z^6 - 145*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)* (y + z)^3))*G[0, 1, 1, 1, 0, z] + ((((-21*I)/2)*Pi*(-1 + z))/(y*z) + (-3*y^4 + 3*y^5 + 25*y^3*z - 56*y^4*z + 31*y^5*z + 51*y^2*z^2 - 158*y^3*z^2 + 213*y^4*z^2 - 106*y^5*z^2 + 90*y*z^3 - 300*y^2*z^3 + 553*y^3*z^3 - 352*y^4*z^3 + 34*z^4 - 224*y*z^4 + 583*y^2*z^4 - 420*y^3*z^4 - 56*z^5 + 237*y*z^5 - 208*y^2*z^5 + 25*z^6 - 34*y*z^6)/(12*(-1 + y)*y*z^2* (-1 + y + z)*(y + z)^3))*G[0, 1, 1 - y, 1, 0, z] + (((39*I)*Pi*(-1 + z))/(y*z) + (10*y^4 - 30*y^5 + 30*y^6 - 10*y^7 - 128*y^3*z + 192*y^4*z + 20*y^5*z - 104*y^6*z + 20*y^7*z - 234*y^2*z^2 + 778*y^3*z^2 - 490*y^4*z^2 - 148*y^5*z^2 + 94*y^6*z^2 - 419*y*z^3 + 1632*y^2*z^3 - 1663*y^3*z^3 + 226*y^4*z^3 + 158*y^5*z^3 - 158*z^4 + 1518*y*z^4 - 2719*y^2*z^4 + 1185*y^3*z^4 + 42*y^4*z^4 + 442*z^5 - 1789*y*z^5 + 1529*y^2*z^5 - 182*y^3*z^5 - 418*z^6 + 758*y*z^6 - 208*y^2*z^6 + 134*z^7 - 68*y*z^7)/ (4*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* G[0, 1 - y, 0, 1, 0, z] + (((39*I)*Pi*(-1 + z))/(y*z) + (460*y^3 - 920*y^4 + 460*y^5 + 666*y^2*z - 2276*y^3*z + 1737*y^4*z - 127*y^5*z + 1227*y*z^2 - 4572*y^2*z^2 + 4204*y^3*z^2 - 652*y^4*z^2 + 460*z^3 - 3599*y*z^3 + 4954*y^2*z^3 - 1194*y^3*z^3 - 944*z^4 + 2505*y*z^4 - 940*y^2*z^4 + 478*z^5 - 271*y*z^5)/ (12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[0, 1 - y, 1, 0, 0, z] + (((9*I)*Pi*(-1 + z))/(y*z) + (161*y^3 - 322*y^4 + 161*y^5 + 315*y^2*z - 1000*y^3*z + 924*y^4*z - 239*y^5*z + 447*y*z^2 - 1836*y^2*z^2 + 2303*y^3*z^2 - 932*y^4*z^2 + 161*z^3 - 1396*y*z^3 + 2543*y^2*z^3 - 1362*y^3*z^3 - 370*z^4 + 1200*y*z^4 - 884*y^2*z^4 + 197*z^5 - 215*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[0, 1 - y, 1, 1, 0, z] + (((-21*I)*Pi*(-1 + z))/(y*z) + (-30*y^4 + 90*y^5 - 90*y^6 + 30*y^7 + 160*y^3*z - 128*y^4*z - 284*y^5*z + 312*y^6*z - 60*y^7*z + 450*y^2*z^2 - 1182*y^3*z^2 + 152*y^4*z^2 + 862*y^5*z^2 - 282*y^6*z^2 + 675*y*z^3 - 2628*y^2*z^3 + 1839*y^3*z^3 + 998*y^4*z^3 - 668*y^5*z^3 + 250*z^4 - 2342*y*z^4 + 3535*y^2*z^4 - 79*y^3*z^4 - 932*y^4*z^4 - 678*z^5 + 2501*y*z^5 - 1115*y^2*z^5 - 708*y^3*z^5 + 624*z^6 - 814*y*z^6 - 242*y^2*z^6 - 196*z^7 - 20*y*z^7)/(12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3))*G[0, 1 - y, 1 - y, 1, 0, z] + (((-15*I)*Pi*(-1 + z))/(y*z) + (-9*y^4 + 29*y^5 - 30*y^6 + 10*y^7 - 17*y^3*z + 99*y^4*z - 166*y^5*z + 104*y^6*z - 20*y^7*z - 305*y^2*z^2 + 637*y^3*z^2 - 505*y^4*z^2 + 267*y^5*z^2 - 94*y^6*z^2 - 45*y*z^3 + 507*y^2*z^3 - 729*y^3*z^3 + 415*y^4*z^3 - 130*y^5*z^3 + 10*z^4 - 162*y*z^4 + 249*y^2*z^4 - 81*y^3*z^4 + 20*y^4*z^4 - 102*z^5 + 523*y*z^5 - 621*y^2*z^5 + 200*y^3*z^5 + 156*z^6 - 362*y*z^6 + 170*y^2*z^6 - 64*z^7 + 46*y*z^7)/(4*(-1 + y)*y*(-1 + z)* z^2*(-1 + y + z)*(y + z)^3))*G[0, -y, 0, 1, 0, z] + (((-15*I)*Pi*(-1 + z))/(y*z) + (-9*y^4 + 29*y^5 - 30*y^6 + 10*y^7 - 17*y^3*z + 99*y^4*z - 166*y^5*z + 104*y^6*z - 20*y^7*z - 305*y^2*z^2 + 637*y^3*z^2 - 505*y^4*z^2 + 267*y^5*z^2 - 94*y^6*z^2 - 45*y*z^3 + 507*y^2*z^3 - 729*y^3*z^3 + 415*y^4*z^3 - 130*y^5*z^3 + 10*z^4 - 162*y*z^4 + 249*y^2*z^4 - 81*y^3*z^4 + 20*y^4*z^4 - 102*z^5 + 523*y*z^5 - 621*y^2*z^5 + 200*y^3*z^5 + 156*z^6 - 362*y*z^6 + 170*y^2*z^6 - 64*z^7 + 46*y*z^7)/(4*(-1 + y)*y*(-1 + z)* z^2*(-1 + y + z)*(y + z)^3))*G[0, -y, 1 - y, 1, 0, z] + (((-72*I)*Pi*(-1 + z))/(y*z) + (-395 + 790*y - 395*y^2 + 790*z - 321*y*z - 469*y^2*z - 395*z^2 - 181*y*z^2)/(12*(-1 + y)*y*z* (-1 + y + z)))*G[1, 0, 0, 0, 0, y] + (((-72*I)*Pi*(-1 + z))/(y*z) + (395 - 395*y - 790*z + 107*y*z + 395*z^2)/ (12*y*z*(-1 + y + z)))*G[1, 0, 0, 0, 0, z] + ((((105*I)/2)*Pi*(-1 + z))/(y*z) + (-200*y^3 + 848*y^4 - 1422*y^5 + 1208*y^6 - 572*y^7 + 168*y^8 - 30*y^9 - 180*y^2*z + 1632*y^3*z - 4093*y^4*z + 4455*y^5*z - 2403*y^6*z + 757*y^7*z - 168*y^8*z - 510*y*z^2 + 3648*y^2*z^2 - 8721*y^3*z^2 + 9149*y^4*z^2 - 4212*y^5*z^2 + 729*y^6*z^2 - 95*y^7*z^2 - 200*z^3 + 2972*y*z^3 - 10095*y^2*z^3 + 13393*y^3*z^3 - 6911*y^4*z^3 + 351*y^5*z^3 + 466*y^6*z^3 + 768*z^4 - 4939*y*z^4 + 9615*y^2*z^4 - 6831*y^3*z^4 + 649*y^4*z^4 + 738*y^5*z^4 - 894*z^5 + 3110*y*z^5 - 3264*y^2*z^5 + 714*y^3*z^5 + 358*y^4*z^5 + 326*z^6 - 633*y*z^6 + 276*y^2*z^6 + 43*y^3*z^6)/(12*(-1 + y)^3*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[1, 0, 0, 1, 0, y] + (((30*I)*Pi*(-1 + z))/(y*z) + (9*y - 107*z + 89*y*z + 333*z^2 - 292*y*z^2 - 342*z^3 + 188*y*z^3 + 116*z^4)/(6*y*(-1 + z)*z^2*(-1 + y + z)))*G[1, 0, 0, 1, 0, z] + (((69*I)*Pi*(-1 + z))/(y*z) + (-350*y^3 + 1352*y^4 - 1878*y^5 + 992*y^6 + 22*y^7 - 168*y^8 + 30*y^9 - 336*y^2*z + 2346*y^3*z - 4741*y^4*z + 3339*y^5*z - 15*y^6*z - 761*y^7*z + 168*y^8*z - 897*y*z^2 + 5454*y^2*z^2 - 11109*y^3*z^2 + 8471*y^4*z^2 - 357*y^5*z^2 - 2199*y^6*z^2 + 649*y^7*z^2 - 350*z^3 + 4484*y*z^3 - 13920*y^2*z^3 + 16180*y^3*z^3 - 5576*y^4*z^3 - 2016*y^5*z^3 + 1222*y^6*z^3 + 1146*z^4 - 6892*y*z^4 + 12654*y^2*z^4 - 8130*y^3*z^4 + 220*y^4*z^4 + 1002*y^5*z^4 - 1218*z^5 + 4142*y*z^5 - 4272*y^2*z^5 + 1050*y^3*z^5 + 274*y^4*z^5 + 422*z^6 - 837*y*z^6 + 420*y^2*z^6 - 17*y^3*z^6)/(12*(-1 + y)^3*y*(-1 + z)*z*(-1 + y + z)* (y + z)^3))*G[1, 0, 1, 0, 0, y] + (((36*I)*Pi*(-1 + z))/(y*z) + (5*y - 78*z + 68*y*z + 226*z^2 - 211*y*z^2 - 220*z^3 + 142*y*z^3 + 72*z^4)/(4*y*(-1 + z)*z^2* (-1 + y + z)))*G[1, 0, 1, 0, 0, z] + ((((-69*I)/2)*Pi*(-1 + z))/(y*z) + (-49*y^3 + 98*y^4 - 49*y^5 + 21*y^2*z + 188*y^3*z - 132*y^4*z - 77*y^5*z - 111*y*z^2 + 744*y^2*z^2 - 550*y^3*z^2 - 227*y^4*z^2 - 49*z^3 + 752*y*z^3 - 916*y^2*z^3 - 219*y^3*z^3 + 230*z^4 - 597*y*z^4 - 65*y^2*z^4 - 148*z^5 + 4*y*z^5)/(6*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1, 0, 1, 1, 0, y] + (((-6*I)*Pi*(-1 + z))/(y*z) + (6*y - 167*z + 161*y*z + 334*z^2 - 149*y*z^2 - 167*z^3)/ (12*y*z^2*(-1 + y + z)))*G[1, 0, 1, 1, 0, z] + ((((-27*I)/2)*Pi*(-1 + z))/(y*z) + (-3*y + 2*z + y*z - 4*z^2 - 25*y*z^2 + 2*z^3)/(3*y*z^2*(-1 + y + z)))*G[1, 0, 1 - y, 1, 0, z] + ((((105*I)/2)*Pi*(-1 + z))/(y*z) + (137*y^3 - 274*y^4 + 137*y^5 - 303*y^2*z + 140*y^3*z - 414*y^4*z + 577*y^5*z + 258*y*z^2 - 1200*y^2*z^2 - 508*y^3*z^2 + 2044*y^4*z^2 + 137*z^3 - 1519*y*z^3 + 494*y^2*z^3 + 2670*y^3*z^3 - 466*z^4 + 732*y*z^4 + 1516*y^2*z^4 + 281*z^5 + 313*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, 0, 0, y] + (((27*I)*Pi*(-1 + z))/(y*z) + (181 - 181*y - 362*z + 262*y*z + 181*z^2)/(6*y*z*(-1 + y + z)))* G[1, 1, 0, 0, 0, z] + ((((-57*I)/2)*Pi*(-1 + z))/(y*z) + (-47*y^3 + 94*y^4 - 47*y^5 + 27*y^2*z + 184*y^3*z - 75*y^4*z - 136*y^5*z - 105*y*z^2 + 756*y^2*z^2 - 398*y^3*z^2 - 469*y^4*z^2 - 47*z^3 + 772*y*z^3 - 782*y^2*z^3 - 591*y^3*z^3 + 238*z^4 - 567*y*z^4 - 319*y^2*z^4 - 155*z^5 - 61*y*z^5)/ (6*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, 1, 0, y] + ((-3*y - 39*z + 42*y*z + 78*z^2 - 29*y*z^2 - 39*z^3)* G[1, 1, 0, 1, 0, z])/(4*y*z^2*(-1 + y + z)) + (((-36*I)*Pi*(-1 + z))/(y*z) + (-35*y^3 + 70*y^4 - 35*y^5 + 63*y^2*z + 160*y^3*z + 156*y^4*z - 379*y^5*z - 69*y*z^2 + 828*y^2*z^2 + 181*y^3*z^2 - 1300*y^4*z^2 - 35*z^3 + 892*y*z^3 - 311*y^2*z^3 - 1626*y^3*z^3 + 286*z^4 - 498*y*z^4 - 868*y^2*z^4 - 197*z^5 - 163*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 1, 0, 0, y] + (((-15*I)*Pi*(-1 + z))/(y*z) + (15*y - 112*z + 97*y*z + 224*z^2 - 136*y*z^2 - 112*z^3)/ (12*y*z^2*(-1 + y + z)))*G[1, 1, 1, 0, 0, z] + (((12*I)*Pi*(-1 + z))/(y*z) + (20*y^3 - 40*y^4 + 20*y^5 - 150*y^2*z - 76*y^3*z + 117*y^4*z + 109*y^5*z + 15*y*z^2 - 948*y^2*z^2 + 878*y^3*z^2 + 352*y^4*z^2 + 20*z^3 - 1123*y*z^3 + 1592*y^2*z^3 + 402*y^3*z^3 - 376*z^4 + 1083*y*z^4 + 184*y^2*z^4 + 272*z^5 + 25*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 1, 1, 0, y] + (((-12*I)*Pi*(-1 + z))/(y*z) + (21*y + 130*z - 151*y*z - 260*z^2 + 70*y*z^2 + 130*z^3)/ (12*y*z^2*(-1 + y + z)))*G[1, 1, 1, 1, 0, z] + (((6*I)*Pi*(-1 + z))/(y*z) + (-5*y + 24*z - 19*y*z - 48*z^2 + 28*y*z^2 + 24*z^3)/(4*y*z^2*(-1 + y + z)))*G[1, 1, 1 - y, 1, 0, z] + ((((-27*I)/2)*Pi*(-1 + z))/(y*z) + (-3*y + 2*z + y*z - 4*z^2 - 25*y*z^2 + 2*z^3)/(3*y*z^2*(-1 + y + z)))*G[1, 1 - y, 0, 1, 0, z] + (((-15*I)*Pi*(-1 + z))/(y*z) + (-15*y + 8*z + 7*y*z - 16*z^2 - 112*y*z^2 + 8*z^3)/(12*y*z^2*(-1 + y + z)))* G[1, 1 - y, 1, 0, 0, z] + (((3*I)*Pi*(-1 + z))/(y*z) + (-15*y + 74*z - 59*y*z - 148*z^2 + 62*y*z^2 + 74*z^3)/ (12*y*z^2*(-1 + y + z)))*G[1, 1 - y, 1, 1, 0, z] + (((12*I)*Pi*(-1 + z))/(y*z) + (3*y + 14*z - 17*y*z - 28*z^2 + 110*y*z^2 + 14*z^3)/(12*y*z^2*(-1 + y + z)))* G[1, 1 - y, 1 - y, 1, 0, z] + ((((69*I)/2)*Pi*(-1 + z))/(y*z) + (270*y^4 - 810*y^5 + 810*y^6 - 270*y^7 + 1246*y^3*z - 3572*y^4*z + 3406*y^5*z - 1080*y^6*z + 1446*y^2*z^2 - 5288*y^3*z^2 + 5583*y^4*z^2 - 1741*y^5*z^2 + 1434*y*z^3 - 5604*y^2*z^3 + 5977*y^3*z^3 - 1654*y^4*z^3 + 436*z^4 - 3326*y*z^4 + 4615*y^2*z^4 - 1266*y^3*z^4 - 776*z^5 + 1989*y*z^5 - 754*y^2*z^5 + 364*z^6 - 211*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, 0, 1, 0, z] + (((33*I)*Pi*(-1 + z))/(y*z) + (210*y^4 - 630*y^5 + 630*y^6 - 210*y^7 + 1106*y^3*z - 3064*y^4*z + 2810*y^5*z - 852*y^6*z + 1344*y^2*z^2 - 4840*y^3*z^2 + 5061*y^4*z^2 - 1565*y^5*z^2 + 1485*y*z^3 - 5700*y^2*z^3 + 6302*y^3*z^3 - 2024*y^4*z^3 + 476*z^4 - 3589*y*z^4 + 5354*y^2*z^4 - 2052*y^3*z^4 - 856*z^5 + 2337*y*z^5 - 1292*y^2*z^5 + 404*z^6 - 341*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, 1, 0, 0, z] + (((9*I)*Pi*(-1 + z))/(y*z) + (-30*y^4 + 90*y^5 - 90*y^6 + 30*y^7 + 67*y^3*z + 34*y^4*z - 269*y^5*z + 168*y^6*z + 213*y^2*z^2 - 416*y^3*z^2 + 66*y^4*z^2 + 137*y^5*z^2 + 405*y*z^3 - 1320*y^2*z^3 + 1369*y^3*z^3 - 508*y^4*z^3 + 157*z^4 - 1142*y*z^4 + 1939*y^2*z^4 - 1116*y^3*z^4 - 314*z^5 + 972*y*z^5 - 820*y^2*z^5 + 157*z^6 - 211*y*z^6)/ (12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, 1, 1, 0, z] + (((-12*I)*Pi*(-1 + z))/(y*z) + (-240*y^4 + 720*y^5 - 720*y^6 + 240*y^7 - 941*y^3*z + 2848*y^4*z - 2873*y^5*z + 966*y^6*z - 1131*y^2*z^2 + 4162*y^3*z^2 - 4407*y^4*z^2 + 1376*y^5*z^2 - 849*y*z^3 + 3750*y^2*z^3 - 3854*y^3*z^3 + 692*y^4*z^3 - 221*z^4 + 1960*y*z^4 - 2402*y^2*z^4 - 120*y^3*z^4 + 442*z^5 - 1023*y*z^5 - 202*y^2*z^5 - 221*z^6 - 40*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, 1 - y, 1, 0, z] + ((((51*I)/2)*Pi*(-1 + z))/(y*z) + (499*y^3 - 998*y^4 + 499*y^5 + 783*y^2*z - 2564*y^3*z + 2106*y^4*z - 325*y^5*z + 1344*y*z^2 - 4968*y^2*z^2 + 5098*y^3*z^2 - 1402*y^4*z^2 + 499*z^3 - 3839*y*z^3 + 5812*y^2*z^3 - 2256*y^3*z^3 - 998*z^4 + 2820*y*z^4 - 1606*y^2*z^4 + 499*z^5 - 427*y*z^5)/ (12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 0, 0, 0, z] + (((-6*I)*Pi*(-1 + z))/(y*z) + (-66*y^4 + 186*y^5 - 180*y^6 + 60*y^7 - 164*y^3*z + 544*y^4*z - 608*y^5*z + 228*y^6*z + 30*y^2*z^2 + 196*y^3*z^2 - 411*y^4*z^2 + 185*y^5*z^2 + 63*y*z^3 - 240*y^2*z^3 + 424*y^3*z^3 - 292*y^4*z^3 + 34*z^4 - 245*y*z^4 + 682*y^2*z^4 - 606*y^3*z^4 - 68*z^5 + 309*y*z^5 - 376*y^2*z^5 + 34*z^6 - 79*y*z^6)/ (12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 0, 1, 0, z] + (((3*I)*Pi*(-1 + z))/(y*z) + (86*y^3 - 172*y^4 + 86*y^5 + 216*y^2*z - 604*y^3*z + 519*y^4*z - 131*y^5*z + 249*y*z^2 - 972*y^2*z^2 + 1202*y^3*z^2 - 506*y^4*z^2 + 86*z^3 - 679*y*z^3 + 1244*y^2*z^3 - 732*y^3*z^3 - 172*z^4 + 561*y*z^4 - 470*y^2*z^4 + 86*z^5 - 113*y*z^5)/(6*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, 1, 0, 0, z] + (((3*I)*Pi*(-1 + z))/(y*z) + (33*y^4 - 93*y^5 + 90*y^6 - 30*y^7 + 143*y^3*z - 394*y^4*z + 365*y^5*z - 114*y^6*z + 147*y^2*z^2 - 544*y^3*z^2 + 582*y^4*z^2 - 185*y^5*z^2 + 147*y*z^3 - 582*y^2*z^3 + 650*y^3*z^3 - 206*y^4*z^3 + 44*z^4 - 361*y*z^4 + 542*y^2*z^4 - 198*y^3*z^4 - 88*z^5 + 243*y*z^5 - 128*y^2*z^5 + 44*z^6 - 35*y*z^6)/(6*(-1 + y)*y*z^2* (-1 + y + z)*(y + z)^3))*G[1 - y, 1, 1, 1, 0, z] + (((3*I)*Pi*(-1 + z))/(y*z) + (66*y^4 - 186*y^5 + 180*y^6 - 60*y^7 + 151*y^3*z - 536*y^4*z + 655*y^5*z - 300*y^6*z + 30*y^7*z + 99*y^2*z^2 - 435*y^3*z^2 + 671*y^4*z^2 - 395*y^5*z^2 + 60*y^6*z^2 - 66*y*z^3 + 201*y^2*z^3 - 249*y^3*z^3 + 179*y^4*z^3 - 74*y^5*z^3 - 47*z^4 + 427*y*z^4 - 1007*y^2*z^4 + 929*y^3*z^4 - 320*y^4*z^4 + 141*z^5 - 670*y*z^5 + 895*y^2*z^5 - 366*y^3*z^5 - 141*z^6 + 347*y*z^6 - 188*y^2*z^6 + 47*z^7 - 38*y*z^7)/(12*(-1 + y)*y*(-1 + z)* z^2*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 1 - y, 1, 0, z] + (((-9*I)*Pi*(-1 + z))/(y*z) + (90*y^4 - 270*y^5 + 270*y^6 - 90*y^7 + 340*y^3*z - 1132*y^4*z + 1324*y^5*z - 612*y^6*z + 80*y^7*z + 410*y^2*z^2 - 1838*y^3*z^2 + 2644*y^4*z^2 - 1538*y^5*z^2 + 322*y^6*z^2 + 285*y*z^3 - 1672*y^2*z^3 + 2869*y^3*z^3 - 1906*y^4*z^3 + 484*y^5*z^3 + 70*z^4 - 898*y*z^4 + 2073*y^2*z^4 - 1449*y^3*z^4 + 324*y^4*z^4 - 202*z^5 + 935*y*z^5 - 821*y^2*z^5 + 88*y^3*z^5 + 196*z^6 - 326*y*z^6 + 10*y^2*z^6 - 64*z^7 + 4*y*z^7)/ (4*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 0, 1, 0, z] + (((-9*I)*Pi*(-1 + z))/(y*z) + (-210*y^4 + 630*y^5 - 630*y^6 + 210*y^7 - 887*y^3*z + 2626*y^4*z - 2591*y^5*z + 852*y^6*z - 1149*y^2*z^2 + 4108*y^3*z^2 - 4290*y^4*z^2 + 1331*y^5*z^2 - 927*y*z^3 + 4020*y^2*z^3 - 4331*y^3*z^3 + 1040*y^4*z^3 - 257*z^4 + 2224*y*z^4 - 3065*y^2*z^4 + 504*y^3*z^4 + 514*z^5 - 1320*y*z^5 + 212*y^2*z^5 - 257*z^6 + 59*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 1, 0, 0, z] + (((-6*I)*Pi*(-1 + z))/(y*z) + (5*y^4 - 5*y^5 + 10*y^3*z - 23*y^4*z + 14*y^2*z^2 - 34*y^3*z^2 - 7*y*z^3 - 14*y^2*z^3 - 5*z^4 + 7*y*z^4 + 5*z^5)/(2*y*z^2*(y + z)^3))* G[1 - y, 1 - y, 1, 1, 0, z] + (((3*I)*Pi*(-1 + z))/(y*z) + (-240*y^4 + 720*y^5 - 720*y^6 + 240*y^7 - 871*y^3*z + 2954*y^4*z - 3505*y^5*z + 1632*y^6*z - 210*y^7*z - 1089*y^2*z^2 + 4827*y^3*z^2 - 6938*y^4*z^2 + 4052*y^5*z^2 - 852*y^6*z^2 - 675*y*z^3 + 4257*y^2*z^3 - 7419*y^3*z^3 + 4924*y^4*z^3 - 1267*y^5*z^3 - 151*z^4 + 2117*y*z^4 - 5047*y^2*z^4 + 3481*y^3*z^4 - 760*y^4*z^4 + 453*z^5 - 2168*y*z^5 + 1763*y^2*z^5 - 48*y^3*z^5 - 453*z^6 + 697*y*z^6 + 116*y^2*z^6 + 151*z^7 + 29*y*z^7)/ (12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 1 - y, 1, 0, z] + (((-12*I)*Pi*(-1 + z))/(y*z) + (63*y^4 - 183*y^5 + 180*y^6 - 60*y^7 + 236*y^3*z - 733*y^4*z + 806*y^5*z - 354*y^6*z + 45*y^7*z + 204*y^2*z^2 - 966*y^3*z^2 + 1423*y^4*z^2 - 805*y^5*z^2 + 144*y^6*z^2 + 177*y*z^3 - 780*y^2*z^3 + 1305*y^3*z^3 - 911*y^4*z^3 + 182*y^5*z^3 + 47*z^4 - 481*y*z^4 + 989*y^2*z^4 - 797*y^3*z^4 + 188*y^4*z^4 - 117*z^5 + 481*y*z^5 - 601*y^2*z^5 + 237*y^3*z^5 + 99*z^6 - 233*y*z^6 + 188*y^2*z^6 - 29*z^7 + 56*y*z^7)/(6*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3))*G[1 - y, -y, 0, 1, 0, z] + (((-12*I)*Pi*(-1 + z))/(y*z) + (63*y^4 - 183*y^5 + 180*y^6 - 60*y^7 + 236*y^3*z - 733*y^4*z + 806*y^5*z - 354*y^6*z + 45*y^7*z + 204*y^2*z^2 - 966*y^3*z^2 + 1423*y^4*z^2 - 805*y^5*z^2 + 144*y^6*z^2 + 177*y*z^3 - 780*y^2*z^3 + 1305*y^3*z^3 - 911*y^4*z^3 + 182*y^5*z^3 + 47*z^4 - 481*y*z^4 + 989*y^2*z^4 - 797*y^3*z^4 + 188*y^4*z^4 - 117*z^5 + 481*y*z^5 - 601*y^2*z^5 + 237*y^3*z^5 + 99*z^6 - 233*y*z^6 + 188*y^2*z^6 - 29*z^7 + 56*y*z^7)/ (6*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, -y, 1 - y, 1, 0, z] + (((-18*I)*Pi*(-1 + z))/(y*z) + (195*y^4 - 420*y^5 + 210*y^6 + 623*y^3*z - 1505*y^4*z + 852*y^5*z - 309*y^2*z^2 - 1231*y^3*z^2 + 1472*y^4*z^2 + 93*y*z^3 - 663*y^2*z^3 + 1568*y^3*z^3 + 38*z^4 - 761*y*z^4 + 1242*y^2*z^4 - 244*z^5 + 668*y*z^5 + 164*z^6)/(12*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 0, 0, 1, 0, z] + (((-18*I)*Pi*(-1 + z))/(y*z) + (195*y^4 - 420*y^5 + 210*y^6 + 623*y^3*z - 1505*y^4*z + 852*y^5*z - 309*y^2*z^2 - 1231*y^3*z^2 + 1472*y^4*z^2 + 93*y*z^3 - 663*y^2*z^3 + 1568*y^3*z^3 + 38*z^4 - 761*y*z^4 + 1242*y^2*z^4 - 244*z^5 + 668*y*z^5 + 164*z^6)/(12*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 0, 1, 0, 0, z] + (((-6*I)*Pi*(-1 + z))/(y*z) + (21*y^4 - 60*y^5 + 30*y^6 + 109*y^3*z - 187*y^4*z + 60*y^5*z - 303*y^2*z^2 + 139*y^3*z^2 + 40*y^4*z^2 + 51*y*z^3 + 39*y^2*z^3 + 160*y^3*z^3 + 46*z^4 - 391*y*z^4 + 390*y^2*z^4 - 164*z^5 + 340*y*z^5 + 100*z^6)/(12*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 0, 1, 1, 0, z] + (((-15*I)*Pi*(-1 + z))/(y*z) + (45*y^4 - 100*y^5 + 50*y^6 + 145*y^3*z - 345*y^4*z + 190*y^5*z - 143*y^2*z^2 - 195*y^3*z^2 + 306*y^4*z^2 + 9*y*z^3 - 65*y^2*z^3 + 324*y^3*z^3 + 10*z^4 - 183*y*z^4 + 286*y^2*z^4 - 68*z^5 + 174*y*z^5 + 46*z^6)/(4*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 0, 1 - y, 1, 0, z] + (((-15*I)*Pi*(-1 + z))/(y*z) + (45*y^4 - 100*y^5 + 50*y^6 + 145*y^3*z - 345*y^4*z + 190*y^5*z - 143*y^2*z^2 - 195*y^3*z^2 + 306*y^4*z^2 + 9*y*z^3 - 65*y^2*z^3 + 324*y^3*z^3 + 10*z^4 - 183*y*z^4 + 286*y^2*z^4 - 68*z^5 + 174*y*z^5 + 46*z^6)/(4*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 0, 1, 0, z] + (((-18*I)*Pi*(-1 + z))/(y*z) + (195*y^4 - 420*y^5 + 210*y^6 + 623*y^3*z - 1505*y^4*z + 852*y^5*z - 309*y^2*z^2 - 1231*y^3*z^2 + 1472*y^4*z^2 + 93*y*z^3 - 663*y^2*z^3 + 1568*y^3*z^3 + 38*z^4 - 761*y*z^4 + 1242*y^2*z^4 - 244*z^5 + 668*y*z^5 + 164*z^6)/(12*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 1, 0, 0, z] + (((-6*I)*Pi*(-1 + z))/(y*z) + (21*y^4 - 60*y^5 + 30*y^6 + 109*y^3*z - 187*y^4*z + 60*y^5*z - 303*y^2*z^2 + 139*y^3*z^2 + 40*y^4*z^2 + 51*y*z^3 + 39*y^2*z^3 + 160*y^3*z^3 + 46*z^4 - 391*y*z^4 + 390*y^2*z^4 - 164*z^5 + 340*y*z^5 + 100*z^6)/(12*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 1, 1, 0, z] + (((6*I)*Pi*(-1 + z))/(y*z) + (-9*y^4 + 20*y^5 - 10*y^6 - 23*y^3*z + 63*y^4*z - 38*y^5*z + 41*y^2*z^2 + 13*y^3*z^2 - 54*y^4*z^2 + 15*y*z^3 - 39*y^2*z^3 - 36*y^3*z^3 + 4*z^4 - 9*y*z^4 - 14*y^2*z^4 - 6*y*z^5 - 2*z^6)/ (2*y*z^2*(-1 + y + z)*(y + z)^3))*G[-y, 1 - y, 1 - y, 1, 0, z] + (((24*I)*Pi*(-1 + z))/(y*z) + (-75*y^4 + 180*y^5 - 90*y^6 - 247*y^3*z + 565*y^4*z - 288*y^5*z + 549*y^2*z^2 - 61*y^3*z^2 - 364*y^4*z^2 + 39*y*z^3 - 273*y^2*z^3 - 376*y^3*z^3 - 22*z^4 + 337*y*z^4 - 474*y^2*z^4 + 164*z^5 - 376*y*z^5 - 112*z^6)/(6*y*z^2*(-1 + y + z)* (y + z)^3))*G[-y, -y, 0, 1, 0, z] + (((24*I)*Pi*(-1 + z))/(y*z) + (-75*y^4 + 180*y^5 - 90*y^6 - 247*y^3*z + 565*y^4*z - 288*y^5*z + 549*y^2*z^2 - 61*y^3*z^2 - 364*y^4*z^2 + 39*y*z^3 - 273*y^2*z^3 - 376*y^3*z^3 - 22*z^4 + 337*y*z^4 - 474*y^2*z^4 + 164*z^5 - 376*y*z^5 - 112*z^6)/(6*y*z^2*(-1 + y + z)* (y + z)^3))*G[-y, -y, 1 - y, 1, 0, z] - (77*(-1 + z)*G[0, 0, 0, 0, 0, 0, y])/(y*z) - (77*(-1 + z)*G[0, 0, 0, 0, 0, 0, z])/(y*z) + (177*(-1 + z)*G[0, 0, 0, 0, 1, 0, y])/(2*y*z) + (149*(-1 + z)*G[0, 0, 0, 0, 1, 0, z])/(2*y*z) + (86*(-1 + z)*G[0, 0, 0, 1, 0, 0, y])/(y*z) + (79*(-1 + z)*G[0, 0, 0, 1, 0, 0, z])/(y*z) - (72*(-1 + z)*G[0, 0, 0, 1, 1, 0, y])/(y*z) - (31*(-1 + z)*G[0, 0, 0, 1, 1, 0, z])/(y*z) - (50*(-1 + z)*G[0, 0, 0, 1 - y, 1, 0, z])/(y*z) + (91*(-1 + z)*G[0, 0, 1, 0, 0, 0, y])/(y*z) + (74*(-1 + z)*G[0, 0, 1, 0, 0, 0, z])/(y*z) - (75*(-1 + z)*G[0, 0, 1, 0, 1, 0, y])/(y*z) - (53*(-1 + z)*G[0, 0, 1, 0, 1, 0, z])/(2*y*z) - (157*(-1 + z)*G[0, 0, 1, 1, 0, 0, y])/(2*y*z) - (40*(-1 + z)*G[0, 0, 1, 1, 0, 0, z])/(y*z) + (49*(-1 + z)*G[0, 0, 1, 1, 1, 0, y])/(y*z) + (8*(-1 + z)*G[0, 0, 1, 1, 1, 0, z])/(y*z) + (19*(-1 + z)*G[0, 0, 1, 1 - y, 1, 0, z])/(2*y*z) - (103*(-1 + z)*G[0, 0, 1 - y, 0, 1, 0, z])/(2*y*z) - (93*(-1 + z)*G[0, 0, 1 - y, 1, 0, 0, z])/(2*y*z) + (65*(-1 + z)*G[0, 0, 1 - y, 1 - y, 1, 0, z])/(2*y*z) + (12*(-1 + z)*G[0, 0, -y, 0, 1, 0, z])/(y*z) + (12*(-1 + z)*G[0, 0, -y, 1 - y, 1, 0, z])/(y*z) + (64*(-1 + z)*G[0, 1, 0, 0, 0, 0, y])/(y*z) + (64*(-1 + z)*G[0, 1, 0, 0, 0, 0, z])/(y*z) - (109*(-1 + z)*G[0, 1, 0, 0, 1, 0, y])/(2*y*z) - (53*(-1 + z)*G[0, 1, 0, 0, 1, 0, z])/(2*y*z) - (62*(-1 + z)*G[0, 1, 0, 1, 0, 0, y])/(y*z) - (33*(-1 + z)*G[0, 1, 0, 1, 0, 0, z])/(y*z) + (41*(-1 + z)*G[0, 1, 0, 1, 1, 0, y])/(y*z) + (8*(-1 + z)*G[0, 1, 0, 1, 1, 0, z])/(y*z) + (14*(-1 + z)*G[0, 1, 0, 1 - y, 1, 0, z])/(y*z) - (125*(-1 + z)*G[0, 1, 1, 0, 0, 0, y])/(2*y*z) - (41*(-1 + z)*G[0, 1, 1, 0, 0, 0, z])/(y*z) + (40*(-1 + z)*G[0, 1, 1, 0, 1, 0, y])/(y*z) + (6*(-1 + z)*G[0, 1, 1, 0, 1, 0, z])/(y*z) + (49*(-1 + z)*G[0, 1, 1, 1, 0, 0, y])/(y*z) + (17*(-1 + z)*G[0, 1, 1, 1, 0, 0, z])/(2*y*z) - (47*(-1 + z)*G[0, 1, 1, 1, 1, 0, y])/(2*y*z) + ((1 - z)*G[0, 1, 1, 1, 1, 0, z])/(y*z) - (3*(-1 + z)*G[0, 1, 1, 1 - y, 1, 0, z])/(y*z) + (14*(-1 + z)*G[0, 1, 1 - y, 0, 1, 0, z])/(y*z) + (15*(-1 + z)*G[0, 1, 1 - y, 1, 0, 0, z])/(y*z) + ((1 - z)*G[0, 1, 1 - y, 1, 1, 0, z])/(2*y*z) - (11*(-1 + z)*G[0, 1, 1 - y, 1 - y, 1, 0, z])/(y*z) - (46*(-1 + z)*G[0, 1 - y, 0, 0, 1, 0, z])/(y*z) - (46*(-1 + z)*G[0, 1 - y, 0, 1, 0, 0, z])/(y*z) - (3*(-1 + z)*G[0, 1 - y, 0, 1, 1, 0, z])/(y*z) + (22*(-1 + z)*G[0, 1 - y, 0, 1 - y, 1, 0, z])/(y*z) - (77*(-1 + z)*G[0, 1 - y, 1, 0, 0, 0, z])/(2*y*z) + (15*(-1 + z)*G[0, 1 - y, 1, 0, 1, 0, z])/(2*y*z) + (15*(-1 + z)*G[0, 1 - y, 1, 1, 0, 0, z])/(2*y*z) + (9*(-1 + z)*G[0, 1 - y, 1, 1, 1, 0, z])/(2*y*z) - (15*(-1 + z)*G[0, 1 - y, 1, 1 - y, 1, 0, z])/(2*y*z) + (41*(-1 + z)*G[0, 1 - y, 1 - y, 0, 1, 0, z])/(2*y*z) + (22*(-1 + z)*G[0, 1 - y, 1 - y, 1, 0, 0, z])/(y*z) + (3*(-1 + z)*G[0, 1 - y, 1 - y, 1, 1, 0, z])/(y*z) - (13*(-1 + z)*G[0, 1 - y, 1 - y, 1 - y, 1, 0, z])/(y*z) + (8*(-1 + z)*G[0, 1 - y, -y, 0, 1, 0, z])/(y*z) + (8*(-1 + z)*G[0, 1 - y, -y, 1 - y, 1, 0, z])/(y*z) + (13*(-1 + z)*G[0, -y, 0, 0, 1, 0, z])/(y*z) + (13*(-1 + z)*G[0, -y, 0, 1, 0, 0, z])/(y*z) + (4*(-1 + z)*G[0, -y, 0, 1, 1, 0, z])/(y*z) + (13*(-1 + z)*G[0, -y, 0, 1 - y, 1, 0, z])/(y*z) + (13*(-1 + z)*G[0, -y, 1 - y, 0, 1, 0, z])/(y*z) + (13*(-1 + z)*G[0, -y, 1 - y, 1, 0, 0, z])/(y*z) + (4*(-1 + z)*G[0, -y, 1 - y, 1, 1, 0, z])/(y*z) - (5*(-1 + z)*G[0, -y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (22*(-1 + z)*G[0, -y, -y, 0, 1, 0, z])/(y*z) - (22*(-1 + z)*G[0, -y, -y, 1 - y, 1, 0, z])/(y*z) + (137*(-1 + z)*G[1, 0, 0, 0, 0, 0, y])/(2*y*z) + (137*(-1 + z)*G[1, 0, 0, 0, 0, 0, z])/(2*y*z) - (135*(-1 + z)*G[1, 0, 0, 0, 1, 0, y])/(2*y*z) - (33*(-1 + z)*G[1, 0, 0, 0, 1, 0, z])/(y*z) - (135*(-1 + z)*G[1, 0, 0, 1, 0, 0, y])/(2*y*z) - (37*(-1 + z)*G[1, 0, 0, 1, 0, 0, z])/(y*z) + (46*(-1 + z)*G[1, 0, 0, 1, 1, 0, y])/(y*z) + (8*(-1 + z)*G[1, 0, 0, 1, 1, 0, z])/(y*z) + (33*(-1 + z)*G[1, 0, 0, 1 - y, 1, 0, z])/(2*y*z) - (75*(-1 + z)*G[1, 0, 1, 0, 0, 0, y])/(y*z) - (81*(-1 + z)*G[1, 0, 1, 0, 0, 0, z])/(2*y*z) + (58*(-1 + z)*G[1, 0, 1, 0, 1, 0, y])/(y*z) + (19*(-1 + z)*G[1, 0, 1, 0, 1, 0, z])/(2*y*z) + (56*(-1 + z)*G[1, 0, 1, 1, 0, 0, y])/(y*z) + (21*(-1 + z)*G[1, 0, 1, 1, 0, 0, z])/(2*y*z) - (59*(-1 + z)*G[1, 0, 1, 1, 1, 0, y])/(2*y*z) - (5*(-1 + z)*G[1, 0, 1, 1, 1, 0, z])/(y*z) + ((1 - z)*G[1, 0, 1, 1 - y, 1, 0, z])/(2*y*z) + (16*(-1 + z)*G[1, 0, 1 - y, 0, 1, 0, z])/(y*z) + (18*(-1 + z)*G[1, 0, 1 - y, 1, 0, 0, z])/(y*z) + ((1 - z)*G[1, 0, 1 - y, 1, 1, 0, z])/(2*y*z) - (12*(-1 + z)*G[1, 0, 1 - y, 1 - y, 1, 0, z])/(y*z) + (3*(-1 + z)*G[1, 0, -y, 0, 1, 0, z])/(y*z) + (3*(-1 + z)*G[1, 0, -y, 1 - y, 1, 0, z])/(y*z) - (56*(-1 + z)*G[1, 1, 0, 0, 0, 0, y])/(y*z) - (32*(-1 + z)*G[1, 1, 0, 0, 0, 0, z])/(y*z) + (36*(-1 + z)*G[1, 1, 0, 0, 1, 0, y])/(y*z) + (3*(-1 + z)*G[1, 1, 0, 0, 1, 0, z])/(y*z) + (46*(-1 + z)*G[1, 1, 0, 1, 0, 0, y])/(y*z) + (5*(-1 + z)*G[1, 1, 0, 1, 0, 0, z])/(2*y*z) - (41*(-1 + z)*G[1, 1, 0, 1, 1, 0, y])/(2*y*z) + ((1 - z)*G[1, 1, 0, 1, 1, 0, z])/(y*z) - (5*(-1 + z)*G[1, 1, 0, 1 - y, 1, 0, z])/(y*z) + (47*(-1 + z)*G[1, 1, 1, 0, 0, 0, y])/(y*z) + (31*(-1 + z)*G[1, 1, 1, 0, 0, 0, z])/(2*y*z) - (51*(-1 + z)*G[1, 1, 1, 0, 1, 0, y])/(2*y*z) - (7*(-1 + z)*G[1, 1, 1, 0, 1, 0, z])/(y*z) - (29*(-1 + z)*G[1, 1, 1, 1, 0, 0, y])/(y*z) + (5*(-1 + z)*G[1, 1, 1, 1, 0, 0, z])/(y*z) + (19*(-1 + z)*G[1, 1, 1, 1, 1, 0, y])/(2*y*z) + (14*(-1 + z)*G[1, 1, 1, 1, 1, 0, z])/(y*z) - (4*(-1 + z)*G[1, 1, 1, 1 - y, 1, 0, z])/(y*z) - (5*(-1 + z)*G[1, 1, 1 - y, 0, 1, 0, z])/(y*z) - (6*(-1 + z)*G[1, 1, 1 - y, 1, 0, 0, z])/(y*z) - (4*(-1 + z)*G[1, 1, 1 - y, 1, 1, 0, z])/(y*z) + (2*(-1 + z)*G[1, 1, 1 - y, 1 - y, 1, 0, z])/(y*z) + (33*(-1 + z)*G[1, 1 - y, 0, 0, 1, 0, z])/(2*y*z) + (18*(-1 + z)*G[1, 1 - y, 0, 1, 0, 0, z])/(y*z) + ((1 - z)*G[1, 1 - y, 0, 1, 1, 0, z])/(2*y*z) - (25*(-1 + z)*G[1, 1 - y, 0, 1 - y, 1, 0, z])/(2*y*z) + (35*(-1 + z)*G[1, 1 - y, 1, 0, 0, 0, z])/(2*y*z) - (5*(-1 + z)*G[1, 1 - y, 1, 1, 0, 0, z])/(y*z) - (7*(-1 + z)*G[1, 1 - y, 1, 1, 1, 0, z])/(y*z) + (9*(-1 + z)*G[1, 1 - y, 1, 1 - y, 1, 0, z])/(2*y*z) - (12*(-1 + z)*G[1, 1 - y, 1 - y, 0, 1, 0, z])/(y*z) - (14*(-1 + z)*G[1, 1 - y, 1 - y, 1, 0, 0, z])/(y*z) + ((-1 + z)*G[1, 1 - y, 1 - y, 1, 1, 0, z])/(y*z) + (10*(-1 + z)*G[1, 1 - y, 1 - y, 1 - y, 1, 0, z])/(y*z) + (3*(-1 + z)*G[1, 1 - y, -y, 0, 1, 0, z])/(y*z) + (3*(-1 + z)*G[1, 1 - y, -y, 1 - y, 1, 0, z])/(y*z) - (81*(-1 + z)*G[1 - y, 0, 0, 0, 1, 0, z])/(2*y*z) - (85*(-1 + z)*G[1 - y, 0, 0, 1, 0, 0, z])/(2*y*z) - (4*(-1 + z)*G[1 - y, 0, 0, 1, 1, 0, z])/(y*z) + (29*(-1 + z)*G[1 - y, 0, 0, 1 - y, 1, 0, z])/(2*y*z) - (69*(-1 + z)*G[1 - y, 0, 1, 0, 0, 0, z])/(2*y*z) + (5*(-1 + z)*G[1 - y, 0, 1, 0, 1, 0, z])/(y*z) + (9*(-1 + z)*G[1 - y, 0, 1, 1, 0, 0, z])/(2*y*z) + (11*(-1 + z)*G[1 - y, 0, 1, 1, 1, 0, z])/(2*y*z) - (7*(-1 + z)*G[1 - y, 0, 1, 1 - y, 1, 0, z])/(y*z) + (33*(-1 + z)*G[1 - y, 0, 1 - y, 0, 1, 0, z])/(2*y*z) + (11*(-1 + z)*G[1 - y, 0, 1 - y, 1, 0, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 0, 1 - y, 1, 1, 0, z])/(y*z) - (13*(-1 + z)*G[1 - y, 0, 1 - y, 1 - y, 1, 0, z])/(y*z) + (11*(-1 + z)*G[1 - y, 0, -y, 0, 1, 0, z])/(y*z) + (11*(-1 + z)*G[1 - y, 0, -y, 1 - y, 1, 0, z])/(y*z) - (24*(-1 + z)*G[1 - y, 1, 0, 0, 0, 0, z])/(y*z) + (6*(-1 + z)*G[1 - y, 1, 0, 0, 1, 0, z])/(y*z) + (29*(-1 + z)*G[1 - y, 1, 0, 1, 0, 0, z])/(2*y*z) + (19*(-1 + z)*G[1 - y, 1, 0, 1, 1, 0, z])/(2*y*z) - (9*(-1 + z)*G[1 - y, 1, 0, 1 - y, 1, 0, z])/(y*z) + (11*(-1 + z)*G[1 - y, 1, 1, 0, 0, 0, z])/(2*y*z) + (25*(-1 + z)*G[1 - y, 1, 1, 0, 1, 0, z])/(2*y*z) + (3*(-1 + z)*G[1 - y, 1, 1, 1, 0, 0, z])/(y*z) - (17*(-1 + z)*G[1 - y, 1, 1, 1, 1, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1, 1, 1 - y, 1, 0, z])/(y*z) - (9*(-1 + z)*G[1 - y, 1, 1 - y, 0, 1, 0, z])/(y*z) - (10*(-1 + z)*G[1 - y, 1, 1 - y, 1, 0, 0, z])/(y*z) - (2*(-1 + z)*G[1 - y, 1, 1 - y, 1, 1, 0, z])/(y*z) + (10*(-1 + z)*G[1 - y, 1, 1 - y, 1 - y, 1, 0, z])/(y*z) + (23*(-1 + z)*G[1 - y, 1 - y, 0, 0, 1, 0, z])/(2*y*z) + (11*(-1 + z)*G[1 - y, 1 - y, 0, 1, 0, 0, z])/(y*z) + (3*(-1 + z)*G[1 - y, 1 - y, 0, 1, 1, 0, z])/(y*z) - (4*(-1 + z)*G[1 - y, 1 - y, 0, 1 - y, 1, 0, z])/(y*z) + (17*(-1 + z)*G[1 - y, 1 - y, 1, 0, 0, 0, z])/(2*y*z) - (2*(-1 + z)*G[1 - y, 1 - y, 1, 0, 1, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1 - y, 1, 1, 0, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1 - y, 1, 1, 1, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1 - y, 1, 1 - y, 1, 0, z])/(y*z) - (3*(-1 + z)*G[1 - y, 1 - y, 1 - y, 0, 1, 0, z])/(y*z) - (3*(-1 + z)*G[1 - y, 1 - y, 1 - y, 1, 0, 0, z])/(y*z) - (2*(-1 + z)*G[1 - y, 1 - y, 1 - y, 1, 1, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1 - y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (4*(-1 + z)*G[1 - y, 1 - y, -y, 0, 1, 0, z])/(y*z) - (4*(-1 + z)*G[1 - y, 1 - y, -y, 1 - y, 1, 0, z])/(y*z) + (12*(-1 + z)*G[1 - y, -y, 0, 0, 1, 0, z])/(y*z) + (12*(-1 + z)*G[1 - y, -y, 0, 1, 0, 0, z])/(y*z) + (6*(-1 + z)*G[1 - y, -y, 0, 1, 1, 0, z])/(y*z) + (11*(-1 + z)*G[1 - y, -y, 0, 1 - y, 1, 0, z])/(y*z) + (11*(-1 + z)*G[1 - y, -y, 1 - y, 0, 1, 0, z])/(y*z) + (12*(-1 + z)*G[1 - y, -y, 1 - y, 1, 0, 0, z])/(y*z) + (6*(-1 + z)*G[1 - y, -y, 1 - y, 1, 1, 0, z])/(y*z) - (4*(-1 + z)*G[1 - y, -y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (20*(-1 + z)*G[1 - y, -y, -y, 0, 1, 0, z])/(y*z) - (20*(-1 + z)*G[1 - y, -y, -y, 1 - y, 1, 0, z])/(y*z) + (17*(-1 + z)*G[-y, 0, 0, 0, 1, 0, z])/(y*z) + (18*(-1 + z)*G[-y, 0, 0, 1, 0, 0, z])/(y*z) + (2*(-1 + z)*G[-y, 0, 0, 1, 1, 0, z])/(y*z) + (16*(-1 + z)*G[-y, 0, 0, 1 - y, 1, 0, z])/(y*z) + (17*(-1 + z)*G[-y, 0, 1, 0, 0, 0, z])/(y*z) - (3*(-1 + z)*G[-y, 0, 1, 0, 1, 0, z])/(y*z) + (2*(-1 + z)*G[-y, 0, 1, 1, 0, 0, z])/(y*z) + (4*(-1 + z)*G[-y, 0, 1, 1, 1, 0, z])/(y*z) + ((-1 + z)*G[-y, 0, 1, 1 - y, 1, 0, z])/(y*z) + (15*(-1 + z)*G[-y, 0, 1 - y, 0, 1, 0, z])/(y*z) + (17*(-1 + z)*G[-y, 0, 1 - y, 1, 0, 0, z])/(y*z) + (4*(-1 + z)*G[-y, 0, 1 - y, 1, 1, 0, z])/(y*z) - (5*(-1 + z)*G[-y, 0, 1 - y, 1 - y, 1, 0, z])/(y*z) - (22*(-1 + z)*G[-y, 0, -y, 0, 1, 0, z])/(y*z) - (22*(-1 + z)*G[-y, 0, -y, 1 - y, 1, 0, z])/(y*z) + (16*(-1 + z)*G[-y, 1 - y, 0, 0, 1, 0, z])/(y*z) + (17*(-1 + z)*G[-y, 1 - y, 0, 1, 0, 0, z])/(y*z) + (4*(-1 + z)*G[-y, 1 - y, 0, 1, 1, 0, z])/(y*z) - (6*(-1 + z)*G[-y, 1 - y, 0, 1 - y, 1, 0, z])/(y*z) + (17*(-1 + z)*G[-y, 1 - y, 1, 0, 0, 0, z])/(y*z) - (3*(-1 + z)*G[-y, 1 - y, 1, 0, 1, 0, z])/(y*z) + (2*(-1 + z)*G[-y, 1 - y, 1, 1, 0, 0, z])/(y*z) + (4*(-1 + z)*G[-y, 1 - y, 1, 1, 1, 0, z])/(y*z) + ((-1 + z)*G[-y, 1 - y, 1, 1 - y, 1, 0, z])/(y*z) - (5*(-1 + z)*G[-y, 1 - y, 1 - y, 0, 1, 0, z])/(y*z) - (6*(-1 + z)*G[-y, 1 - y, 1 - y, 1, 0, 0, z])/(y*z) - (2*(-1 + z)*G[-y, 1 - y, 1 - y, 1, 1, 0, z])/(y*z) + (2*(-1 + z)*G[-y, 1 - y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (6*(-1 + z)*G[-y, 1 - y, -y, 0, 1, 0, z])/(y*z) - (6*(-1 + z)*G[-y, 1 - y, -y, 1 - y, 1, 0, z])/(y*z) - (24*(-1 + z)*G[-y, -y, 0, 0, 1, 0, z])/(y*z) - (24*(-1 + z)*G[-y, -y, 0, 1, 0, 0, z])/(y*z) - (12*(-1 + z)*G[-y, -y, 0, 1, 1, 0, z])/(y*z) - (22*(-1 + z)*G[-y, -y, 0, 1 - y, 1, 0, z])/(y*z) - (22*(-1 + z)*G[-y, -y, 1 - y, 0, 1, 0, z])/(y*z) - (24*(-1 + z)*G[-y, -y, 1 - y, 1, 0, 0, z])/(y*z) - (12*(-1 + z)*G[-y, -y, 1 - y, 1, 1, 0, z])/(y*z) + (8*(-1 + z)*G[-y, -y, 1 - y, 1 - y, 1, 0, z])/(y*z) + (40*(-1 + z)*G[-y, -y, -y, 0, 1, 0, z])/(y*z) + (40*(-1 + z)*G[-y, -y, -y, 1 - y, 1, 0, z])/(y*z) + ((((-5*I)/18)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(4588 - 18352*y + 27528*y^2 - 18352*y^3 + 4588*y^4 - 12360*z + 44678*y*z - 59874*y^2*z + 35118*y^3*z - 7562*y^4*z + 11307*z^2 - 36454*y*z^2 + 41997*y^2*z^2 - 19824*y^3*z^2 + 2992*y^4*z^2 - 3535*z^3 + 10110*y*z^3 - 9597*y^2*z^3 + 3004*y^3*z^3))/ (72*(-1 + y)^3*y*(-1 + z)*z*(-1 + y + z)) + ((I/216)*Pi*(-36380*y^2 + 104604*y^3 - 95532*y^4 + 22772*y^5 + 4536*y^6 - 72760*y*z + 285280*y^2*z - 383881*y^3*z + 204906*y^4*z - 33545*y^5*z - 36380*z^2 + 240548*y*z^2 - 476128*y^2*z^2 + 384259*y^3*z^2 - 113271*y^4*z^2 + 67000*z^3 - 232961*y*z^3 + 275344*y^2*z^3 - 111327*y^3*z^3 - 30926*z^4 + 66091*y*z^4 - 36137*y^2*z^4))/((-1 + y)^2*y*z*(-1 + y + z)*(y + z)^2) + (478187*y^2 - 1344597*y^3 + 1162077*y^4 - 203111*y^5 - 92556*y^6 + 956374*y*z - 4299633*y^2*z + 6852595*y^3*z - 4524165*y^4*z + 920815*y^5*z + 94014*y^6*z + 478187*z^2 - 4265775*y*z^2 + 11131340*y^2*z^2 - 12324956*y^3*z^2 + 5692104*y^4*z^2 - 717704*y^5*z^2 - 1413447*z^3 + 6909673*y*z^3 - 12175106*y^2*z^3 + 9005008*y^3*z^3 - 2332932*y^4*z^3 + 1366143*z^4 - 4704795*y*z^4 + 5533506*y^2*z^4 - 2188050*y^3*z^4 - 430883*z^5 + 1104523*y*z^5 - 666836*y^2*z^5)/(3888*(-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2))*Zeta[3] + (113*(-1 + z)*Zeta[3]^2)/(9*y*z) + G[1, 1 - y, 1 - y, z]*(((-2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-3*y - 14*z + 17*y*z + 28*z^2 - 110*y*z^2 - 14*z^3))/ (72*y*z^2*(-1 + y + z)) + ((1 - z)*Zeta[3])/(y*z)) + G[1, 0, 1, y]*((((23*I)/4)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(49*y^3 - 98*y^4 + 49*y^5 - 21*y^2*z - 188*y^3*z + 132*y^4*z + 77*y^5*z + 111*y*z^2 - 744*y^2*z^2 + 550*y^3*z^2 + 227*y^4*z^2 + 49*z^3 - 752*y*z^3 + 916*y^2*z^3 + 219*y^3*z^3 - 230*z^4 + 597*y*z^4 + 65*y^2*z^4 + 148*z^5 - 4*y*z^5))/ (36*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - (61*(-1 + z)*Zeta[3])/ (2*y*z)) + G[0, 0, 0, z]*(((I/36)*Pi*(2513 + 594*y - 2513*z))/(y*z) - (((109*I)/8)*Pi^3*(-1 + z))/(y*z) + (-33523*y + 3024*y^2 - 33523*z + 92714*y*z + 5400*y^2*z + 69494*z^2 - 50767*y*z^2 - 35971*z^3)/ (864*y*(-1 + z)*z*(y + z)) + (Pi^2*(1625 - 3250*y + 1625*y^2 - 4467*z + 8197*y*z - 3730*y^2*z + 4161*z^2 - 6680*y*z^2 + 2051*y^2*z^2 - 1319*z^3 + 1787*y*z^3))/(144*(-1 + y)*y*(-1 + z)*z* (-1 + y + z)) + (57*(-1 + z)*G[0, 1, 0, y])/(2*y*z) + (46*(-1 + z)*G[1, 0, 0, y])/(y*z) - (11*(-1 + z)*G[1, 1, 0, y])/ (y*z) - (21*(-1 + z)*Zeta[3])/(y*z)) + G[0, 0, 0, y]*((((-109*I)/8)*Pi^3*(-1 + z))/(y*z) + ((I/72)*Pi*(-5026 + 4756*y + 270*y^2 + 5026*z + 1301*y*z))/ ((-1 + y)*y*z) + (33523*y - 47462*y^2 - 7589*y^3 + 21528*y^4 + 33523*z - 60789*y*z + 32025*y^2*z - 2815*y^3*z - 33523*z^2 + 80006*y*z^2 - 44539*y^2*z^2)/(864*(-1 + y)^2*y*z*(y + z)) + (Pi^2*(-1625 + 6500*y - 9750*y^2 + 6500*y^3 - 1625*y^4 + 3250*z - 4070*y*z - 7290*y^2*z + 13682*y^3*z - 5572*y^4*z - 1625*z^2 - 2694*y*z^2 + 10209*y^2*z^2 - 5836*y^3*z^2))/(144*(-1 + y)^3*y*z* (-1 + y + z)) - (77*(-1 + z)*G[0, 0, 0, z])/(y*z) + (23*(-1 + z)*G[0, 1, 0, z])/(2*y*z) + (34*(-1 + z)*G[0, 1 - y, 0, z])/ (y*z) + (16*(-1 + z)*G[1, 0, 0, z])/(y*z) - (9*(-1 + z)*G[1, 1, 0, z])/(y*z) - (4*(-1 + z)*G[1, 1 - y, 0, z])/ (y*z) + (30*(-1 + z)*G[1 - y, 0, 0, z])/(y*z) + (21*(-1 + z)*G[1 - y, 1, 0, z])/(2*y*z) - (17*(-1 + z)*G[1 - y, 1 - y, 0, z])/(2*y*z) - (17*(-1 + z)*G[-y, 1 - y, 0, z])/(y*z) - (21*(-1 + z)*Zeta[3])/ (y*z)) + G[1, 0, 0, z]*((((19*I)/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(2075 - 2075*y - 6273*z + 2530*y*z + 6309*z^2 - 431*y*z^2 - 2111*z^3))/(144*y*(-1 + z)*z*(-1 + y + z)) - ((I/36)*Pi*(-3341*y^2 + 3125*y^3 + 216*y^4 - 3523*y*z + 10826*y^2*z - 2102*y^3*z - 1964*z^2 + 10009*y*z^2 - 6087*y^2*z^2 + 4090*z^3 - 5895*y*z^3 - 2126*z^4))/(y*z*(-1 + y + z)*(y + z)^2) + (-98833*y^2 + 95593*y^3 + 3240*y^4 - 56024*y*z + 384437*y^2*z - 209234*y^3*z - 3888*y^4*z - 25483*z^2 + 232957*y*z^2 - 518191*y^2*z^2 + 112345*y^3*z^2 + 80697*z^3 - 322370*y*z^3 + 231939*y^2*z^3 - 84945*z^4 + 145437*y*z^4 + 29731*z^5)/ (864*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (27*(-1 + z)*G[1, 1, 0, y])/(2*y*z) - (35*(-1 + z)*Zeta[3])/(2*y*z)) + G[-y, 1 - y, 0, z]*((((3*I)/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-57*y^4 + 120*y^5 - 60*y^6 - 163*y^3*z + 424*y^4*z - 255*y^5*z + 63*y^2*z^2 + 362*y^3*z^2 - 439*y^4*z^2 + 12*y*z^3 + 117*y^2*z^3 - 406*y^3*z^3 + 8*z^4 + 79*y*z^4 - 234*y^2*z^4 + 20*z^5 - 91*y*z^5 - 19*z^6))/(36*y*z^2*(-1 + y + z)*(y + z)^3) - (15*(-1 + z)*Zeta[3])/(y*z)) + G[1 - y, 1 - y, 0, z]* (((I/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(60*y^4 - 180*y^5 + 180*y^6 - 60*y^7 + 246*y^3*z - 738*y^4*z + 738*y^5*z - 246*y^6*z + 336*y^2*z^2 - 1190*y^3*z^2 + 1236*y^4*z^2 - 382*y^5*z^2 + 249*y*z^3 - 1134*y^2*z^3 + 1227*y^3*z^3 - 276*y^4*z^3 + 66*z^4 - 609*y*z^4 + 837*y^2*z^4 - 96*y^3*z^4 - 140*z^5 + 360*y*z^5 - 22*y^2*z^5 + 72*z^6 - 6*y*z^6))/(24*(-1 + y)*y*z^2*(-1 + y + z)* (y + z)^3) - (13*(-1 + z)*Zeta[3])/(y*z)) + G[0, 1, 0, z]*((((23*I)/4)*Pi^3*(-1 + z))/(y*z) - ((I/72)*Pi*(4739*y^3 - 9208*y^4 + 4199*y^5 + 270*y^6 + 14904*y^2*z - 38245*y^3*z + 23796*y^4*z - 455*y^5*z + 12534*y*z^2 - 48312*y^2*z^2 + 40433*y^3*z^2 - 3746*y^4*z^2 + 3308*z^3 - 26032*y*z^3 + 32150*y^2*z^3 - 6699*y^3*z^3 - 5818*z^4 + 13875*y*z^4 - 5330*y^2*z^4 + 2561*z^5 - 1652*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-553*y^3 + 1106*y^4 - 553*y^5 - 3171*y^2*z + 7569*y^3*z - 4492*y^4*z + 94*y^5*z - 1983*y*z^2 + 10671*y^2*z^2 - 11385*y^3*z^2 + 1918*y^4*z^2 + 455*y^5*z^2 - 553*z^3 + 5435*y*z^3 - 9709*y^2*z^3 + 2719*y^3*z^3 + 1460*y^4*z^3 + 1227*z^4 - 4354*y*z^4 + 1477*y^2*z^4 + 1650*y^3*z^4 - 903*z^5 + 811*y*z^5 + 740*y^2*z^5 + 229*z^6 + 95*y*z^6))/(48*(-1 + y)*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3) + (25263*y^3 - 49806*y^4 + 23823*y^5 + 720*y^6 + 55441*y^2*z - 183735*y^3*z + 171044*y^4*z - 41706*y^5*z - 1044*y^6*z + 49539*y*z^2 - 249389*y^2*z^2 + 362611*y^3*z^2 - 178886*y^4*z^2 + 17235*y^5*z^2 + 8301*z^3 - 141063*y*z^3 + 347161*y^2*z^3 - 269827*y^3*z^3 + 57648*y^4*z^3 - 25603*z^4 + 146044*y*z^4 - 186777*y^2*z^4 + 66336*y^3*z^4 + 25333*z^5 - 61441*y*z^5 + 33888*y^2*z^5 - 8031*z^6 + 6921*y*z^6)/ (288*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (19*(-1 + z)*G[1, 0, 0, y])/(2*y*z) + (12*(-1 + z)*G[1, 1, 0, y])/ (y*z) - (25*(-1 + z)*Zeta[3])/(2*y*z)) + G[1, 1, 0, y]*((((-5*I)/4)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-289*y^3 + 578*y^4 - 289*y^5 + 3417*y^2*z - 4096*y^3*z + 1512*y^4*z - 833*y^5*z + 51*y*z^2 + 3828*y^2*z^2 - 3289*y^3*z^2 - 2984*y^4*z^2 - 289*z^3 + 7874*y*z^3 - 10813*y^2*z^3 - 3954*y^3*z^3 + 2738*z^4 - 7632*y*z^4 - 2288*y^2*z^4 - 1909*z^5 - 485*y*z^5))/(144*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + ((I/72)*Pi*(599*y^3 - 118*y^4 - 1561*y^5 + 1080*y^6 - 2049*y^2*z + 2384*y^3*z - 4557*y^4*z + 4222*y^5*z - 1056*y*z^2 - 3288*y^2*z^2 + 35*y^3*z^2 + 6334*y^4*z^2 + 653*z^3 - 8077*y*z^3 + 9623*y^2*z^3 + 3876*y^3*z^3 - 3226*z^4 + 9063*y*z^4 + 238*y^2*z^4 + 2471*z^5 - 446*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (6829*y^3 - 25934*y^4 + 31381*y^5 - 12276*y^6 + 18463*y^2*z - 65797*y^3*z + 98982*y^4*z - 64032*y^5*z + 12384*y^6*z + 22605*y*z^2 - 83147*y^2*z^2 + 127391*y^3*z^2 - 98420*y^4*z^2 + 32867*y^5*z^2 - 89*z^3 - 42413*y*z^3 + 86111*y^2*z^3 - 66389*y^3*z^3 + 25372*y^4*z^3 + 871*z^4 + 11846*y*z^4 - 10467*y^2*z^4 - 2250*y^3*z^4 - 3415*z^5 + 11891*y*z^5 - 11068*y^2*z^5 + 2633*z^6 - 3929*y*z^6)/(288*(-1 + y)*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3) - (3*(-1 + z)*G[1, 1, 0, z])/(y*z) - (4*(-1 + z)*G[1, 1, 1, z])/(y*z) - (23*(-1 + z)*G[1, 1 - y, 0, z])/ (2*y*z) + (9*(-1 + z)*G[1, 1 - y, 1, z])/(2*y*z) + (10*(-1 + z)*G[1, 1 - y, 1 - y, z])/(y*z) + (3*(-1 + z)*G[1, 1 - y, -y, z])/(y*z) - (9*(-1 + z)*G[1 - y, 0, 0, z])/ (2*y*z) - (7*(-1 + z)*G[1 - y, 0, 1, z])/(y*z) - (4*(-1 + z)*G[1 - y, 0, 1 - y, z])/(y*z) + (11*(-1 + z)*G[1 - y, 0, -y, z])/(y*z) - (11*(-1 + z)*G[1 - y, 1, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1, 1, z])/ (y*z) + (12*(-1 + z)*G[1 - y, 1, 1 - y, z])/(y*z) + (2*(-1 + z)*G[1 - y, 1 - y, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1 - y, 1, z])/(y*z) + ((1 - z)*G[1 - y, 1 - y, 1 - y, z])/(y*z) - (4*(-1 + z)*G[1 - y, 1 - y, -y, z])/(y*z) + (5*(-1 + z)*G[1 - y, -y, 0, z])/(y*z) + (2*(-1 + z)*G[1 - y, -y, 1 - y, z])/(y*z) - (20*(-1 + z)*G[1 - y, -y, -y, z])/(y*z) + (6*(-1 + z)*G[-y, 0, 0, z])/ (y*z) + ((-1 + z)*G[-y, 0, 1, z])/(y*z) + (3*(-1 + z)*G[-y, 0, 1 - y, z])/(y*z) - (22*(-1 + z)*G[-y, 0, -y, z])/ (y*z) - (2*(-1 + z)*G[-y, 1 - y, 0, z])/(y*z) + ((-1 + z)*G[-y, 1 - y, 1, z])/(y*z) - (6*(-1 + z)*G[-y, 1 - y, -y, z])/ (y*z) - (10*(-1 + z)*G[-y, -y, 0, z])/(y*z) - (4*(-1 + z)*G[-y, -y, 1 - y, z])/(y*z) + (40*(-1 + z)*G[-y, -y, -y, z])/(y*z) - (25*(-1 + z)*Zeta[3])/ (2*y*z)) + G[-y, 0, 1 - y, z]*((((5*I)/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-45*y^4 + 100*y^5 - 50*y^6 - 145*y^3*z + 345*y^4*z - 190*y^5*z + 143*y^2*z^2 + 195*y^3*z^2 - 306*y^4*z^2 - 9*y*z^3 + 65*y^2*z^3 - 324*y^3*z^3 - 10*z^4 + 183*y*z^4 - 286*y^2*z^4 + 68*z^5 - 174*y*z^5 - 46*z^6))/(24*y*z^2*(-1 + y + z)*(y + z)^3) - (12*(-1 + z)*Zeta[3])/(y*z)) + G[1 - y, -y, 1 - y, z]* (((2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-63*y^4 + 183*y^5 - 180*y^6 + 60*y^7 - 236*y^3*z + 733*y^4*z - 806*y^5*z + 354*y^6*z - 45*y^7*z - 204*y^2*z^2 + 966*y^3*z^2 - 1423*y^4*z^2 + 805*y^5*z^2 - 144*y^6*z^2 - 177*y*z^3 + 780*y^2*z^3 - 1305*y^3*z^3 + 911*y^4*z^3 - 182*y^5*z^3 - 47*z^4 + 481*y*z^4 - 989*y^2*z^4 + 797*y^3*z^4 - 188*y^4*z^4 + 117*z^5 - 481*y*z^5 + 601*y^2*z^5 - 237*y^3*z^5 - 99*z^6 + 233*y*z^6 - 188*y^2*z^6 + 29*z^7 - 56*y*z^7))/(36*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3) - (12*(-1 + z)*Zeta[3])/(y*z)) + G[0, -y, 1 - y, z]* ((((5*I)/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(9*y^4 - 29*y^5 + 30*y^6 - 10*y^7 + 17*y^3*z - 99*y^4*z + 166*y^5*z - 104*y^6*z + 20*y^7*z + 305*y^2*z^2 - 637*y^3*z^2 + 505*y^4*z^2 - 267*y^5*z^2 + 94*y^6*z^2 + 45*y*z^3 - 507*y^2*z^3 + 729*y^3*z^3 - 415*y^4*z^3 + 130*y^5*z^3 - 10*z^4 + 162*y*z^4 - 249*y^2*z^4 + 81*y^3*z^4 - 20*y^4*z^4 + 102*z^5 - 523*y*z^5 + 621*y^2*z^5 - 200*y^3*z^5 - 156*z^6 + 362*y*z^6 - 170*y^2*z^6 + 64*z^7 - 46*y*z^7))/(24*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3) + (17*(-1 + z)*G[1, 0, 0, y])/(y*z) + (3*(-1 + z)*G[1, 1, 0, y])/(y*z) - (12*(-1 + z)*Zeta[3])/(y*z)) + G[1 - y, 0, 1 - y, z]*(((2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(240*y^4 - 720*y^5 + 720*y^6 - 240*y^7 + 941*y^3*z - 2848*y^4*z + 2873*y^5*z - 966*y^6*z + 1131*y^2*z^2 - 4162*y^3*z^2 + 4407*y^4*z^2 - 1376*y^5*z^2 + 849*y*z^3 - 3750*y^2*z^3 + 3854*y^3*z^3 - 692*y^4*z^3 + 221*z^4 - 1960*y*z^4 + 2402*y^2*z^4 + 120*y^3*z^4 - 442*z^5 + 1023*y*z^5 + 202*y^2*z^5 + 221*z^6 + 40*y*z^6))/(72*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) - (10*(-1 + z)*Zeta[3])/(y*z)) + G[0, 1 - y, 1 - y, z]* ((((7*I)/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(30*y^4 - 90*y^5 + 90*y^6 - 30*y^7 - 160*y^3*z + 128*y^4*z + 284*y^5*z - 312*y^6*z + 60*y^7*z - 450*y^2*z^2 + 1182*y^3*z^2 - 152*y^4*z^2 - 862*y^5*z^2 + 282*y^6*z^2 - 675*y*z^3 + 2628*y^2*z^3 - 1839*y^3*z^3 - 998*y^4*z^3 + 668*y^5*z^3 - 250*z^4 + 2342*y*z^4 - 3535*y^2*z^4 + 79*y^3*z^4 + 932*y^4*z^4 + 678*z^5 - 2501*y*z^5 + 1115*y^2*z^5 + 708*y^3*z^5 - 624*z^6 + 814*y*z^6 + 242*y^2*z^6 + 196*z^7 + 20*y*z^7))/(72*(-1 + y)*y*(-1 + z)*z^2* (-1 + y + z)*(y + z)^3) + (21*(-1 + z)*G[1, 0, 0, y])/(y*z) - (7*(-1 + z)*G[1, 1, 0, y])/(y*z) - (9*(-1 + z)*Zeta[3])/(y*z)) + G[0, 1, 1, y]*((((19*I)/4)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(25 - 50*y + 25*y^2 - 326*z + 24*y*z + 302*y^2*z + 232*z^2 + 92*y*z^2))/(72*(-1 + y)*y*z*(-1 + y + z)) - (15*(-1 + z)*Zeta[3])/ (2*y*z)) + G[1 - y, 1, 1, z]*(((-1/2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-33*y^4 + 93*y^5 - 90*y^6 + 30*y^7 - 143*y^3*z + 394*y^4*z - 365*y^5*z + 114*y^6*z - 147*y^2*z^2 + 544*y^3*z^2 - 582*y^4*z^2 + 185*y^5*z^2 - 147*y*z^3 + 582*y^2*z^3 - 650*y^3*z^3 + 206*y^4*z^3 - 44*z^4 + 361*y*z^4 - 542*y^2*z^4 + 198*y^3*z^4 + 88*z^5 - 243*y*z^5 + 128*y^2*z^5 - 44*z^6 + 35*y*z^6))/ (36*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) - (6*(-1 + z)*Zeta[3])/ (y*z)) + G[0, 1 - y, 1, z]*((((-3*I)/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-161*y^3 + 322*y^4 - 161*y^5 - 315*y^2*z + 1000*y^3*z - 924*y^4*z + 239*y^5*z - 447*y*z^2 + 1836*y^2*z^2 - 2303*y^3*z^2 + 932*y^4*z^2 - 161*z^3 + 1396*y*z^3 - 2543*y^2*z^3 + 1362*y^3*z^3 + 370*z^4 - 1200*y*z^4 + 884*y^2*z^4 - 197*z^5 + 215*y*z^5))/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - (15*(-1 + z)*G[1, 1, 0, y])/(2*y*z) - (9*(-1 + z)*Zeta[3])/(2*y*z)) + G[0, 0, 1, z]*(((-4*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-142*y^3 + 284*y^4 - 142*y^5 - 468*y^2*z + 1374*y^3*z - 1274*y^4*z + 368*y^5*z - 435*y*z^2 + 2268*y^2*z^2 - 3426*y^3*z^2 + 1858*y^4*z^2 - 229*y^5*z^2 - 142*z^3 + 1616*y*z^3 - 3970*y^2*z^3 + 3442*y^3*z^3 - 874*y^4*z^3 + 438*z^4 - 2156*y*z^4 + 2966*y^2*z^4 - 1248*y^3*z^4 - 447*z^5 + 1165*y*z^5 - 790*y^2*z^5 + 151*z^6 - 187*y*z^6))/(36*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) - (19*(-1 + z)*G[0, 1, 0, y])/(2*y*z) + (19*(-1 + z)*G[1, 1, 0, y])/ (2*y*z) - (9*(-1 + z)*Zeta[3])/(2*y*z)) + G[1 - y, 0, 1, z]*((((-3*I)/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(30*y^4 - 90*y^5 + 90*y^6 - 30*y^7 - 67*y^3*z - 34*y^4*z + 269*y^5*z - 168*y^6*z - 213*y^2*z^2 + 416*y^3*z^2 - 66*y^4*z^2 - 137*y^5*z^2 - 405*y*z^3 + 1320*y^2*z^3 - 1369*y^3*z^3 + 508*y^4*z^3 - 157*z^4 + 1142*y*z^4 - 1939*y^2*z^4 + 1116*y^3*z^4 + 314*z^5 - 972*y*z^5 + 820*y^2*z^5 - 157*z^6 + 211*y*z^6))/ (72*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) - (4*(-1 + z)*Zeta[3])/ (y*z)) + G[1, 0, 1, z]*((I*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-6*y + 167*z - 161*y*z - 334*z^2 + 149*y*z^2 + 167*z^3))/ (72*y*z^2*(-1 + y + z)) + ((1 - z)*G[1, 1, 0, y])/(2*y*z) - (3*(-1 + z)*Zeta[3])/(y*z)) + G[1, 1 - y, 1, z]* (((-1/2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(15*y - 74*z + 59*y*z + 148*z^2 - 62*y*z^2 - 74*z^3))/ (72*y*z^2*(-1 + y + z)) - (5*(-1 + z)*Zeta[3])/(2*y*z)) + G[1, 1 - y, 0, z]*((((9*I)/4)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(3*y + 7*z - 10*y*z - 14*z^2 + 61*y*z^2 + 7*z^3))/ (36*y*z^2*(-1 + y + z)) - (2*(-1 + z)*Zeta[3])/(y*z)) + G[1, 1, 0, z]*((I*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-3*y - 1087*z + 1090*y*z + 2174*z^2 - 1105*y*z^2 - 1087*z^3))/ (72*y*z^2*(-1 + y + z)) + ((I/36)*Pi*(1264*y^2 - 1426*y^3 + 1475*y*z - 4624*y^2*z + 1588*y^3*z + 805*z^2 - 4214*y*z^2 + 3684*y^2*z^2 - 1610*z^3 + 2901*y*z^3 + 805*z^4))/ (y*z*(-1 + y + z)*(y + z)^2) + (-9239*y^2 + 8843*y^3 - 72*y^4 - 4681*y*z + 34099*y^2*z - 28270*y^3*z + 396*y^4*z - 1148*z^2 + 16928*y*z^2 - 61433*y^2*z^2 + 20075*y^3*z^2 + 3084*z^3 - 30253*y*z^3 + 36897*y^2*z^3 - 2724*z^4 + 18006*y*z^4 + 788*z^5)/ (432*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) - (3*(-1 + z)*Zeta[3])/ (2*y*z)) + G[1, 0, 1 - y, z]*((((9*I)/4)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(3*y - 2*z - y*z + 4*z^2 + 25*y*z^2 - 2*z^3))/ (18*y*z^2*(-1 + y + z)) - (10*(-1 + z)*G[1, 1, 0, y])/(y*z) - (3*(-1 + z)*Zeta[3])/(2*y*z)) + G[0, 1, 1 - y, z]* ((((7*I)/4)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(3*y^4 - 3*y^5 - 25*y^3*z + 56*y^4*z - 31*y^5*z - 51*y^2*z^2 + 158*y^3*z^2 - 213*y^4*z^2 + 106*y^5*z^2 - 90*y*z^3 + 300*y^2*z^3 - 553*y^3*z^3 + 352*y^4*z^3 - 34*z^4 + 224*y*z^4 - 583*y^2*z^4 + 420*y^3*z^4 + 56*z^5 - 237*y*z^5 + 208*y^2*z^5 - 25*z^6 + 34*y*z^6))/(72*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) + (19*(-1 + z)*G[1, 0, 0, y])/(2*y*z) - (9*(-1 + z)*G[1, 1, 0, y])/ (y*z) - (3*(-1 + z)*Zeta[3])/(2*y*z)) + G[0, 1, 1, z]*((I*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-3*y^4 + 3*y^5 - 100*y^3*z + 194*y^4*z - 94*y^5*z - 114*y^2*z^2 + 458*y^3*z^2 - 483*y^4*z^2 + 139*y^5*z^2 - 240*y*z^3 + 1008*y^2*z^3 - 1312*y^3*z^3 + 562*y^4*z^3 - 91*z^4 + 839*y*z^4 - 1546*y^2*z^4 + 852*y^3*z^4 + 230*z^5 - 750*y*z^5 + 574*y^2*z^5 - 127*z^6 + 145*y*z^6))/(72*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) - (3*(-1 + z)*G[1, 1, 0, y])/(y*z) + ((-1 + z)*Zeta[3])/(2*y*z)) + G[1 - y, 1 - y, 1, z]*((I*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-5*y^4 + 5*y^5 - 10*y^3*z + 23*y^4*z - 14*y^2*z^2 + 34*y^3*z^2 + 7*y*z^3 + 14*y^2*z^3 + 5*z^4 - 7*y*z^4 - 5*z^5))/ (12*y*z^2*(y + z)^3) + (3*(-1 + z)*Zeta[3])/(y*z)) + G[-y, 0, 1, z]*((I*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-21*y^4 + 60*y^5 - 30*y^6 - 109*y^3*z + 187*y^4*z - 60*y^5*z + 303*y^2*z^2 - 139*y^3*z^2 - 40*y^4*z^2 - 51*y*z^3 - 39*y^2*z^3 - 160*y^3*z^3 - 46*z^4 + 391*y*z^4 - 390*y^2*z^4 + 164*z^5 - 340*y*z^5 - 100*z^6))/(72*y*z^2*(-1 + y + z)*(y + z)^3) + (3*(-1 + z)*Zeta[3])/(y*z)) + G[-y, 1 - y, 1, z]* ((I*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-21*y^4 + 60*y^5 - 30*y^6 - 109*y^3*z + 187*y^4*z - 60*y^5*z + 303*y^2*z^2 - 139*y^3*z^2 - 40*y^4*z^2 - 51*y*z^3 - 39*y^2*z^3 - 160*y^3*z^3 - 46*z^4 + 391*y*z^4 - 390*y^2*z^4 + 164*z^5 - 340*y*z^5 - 100*z^6))/ (72*y*z^2*(-1 + y + z)*(y + z)^3) + (3*(-1 + z)*Zeta[3])/(y*z)) + G[-y, 1 - y, 1 - y, z]*(((-I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(9*y^4 - 20*y^5 + 10*y^6 + 23*y^3*z - 63*y^4*z + 38*y^5*z - 41*y^2*z^2 - 13*y^3*z^2 + 54*y^4*z^2 - 15*y*z^3 + 39*y^2*z^3 + 36*y^3*z^3 - 4*z^4 + 9*y*z^4 + 14*y^2*z^4 + 6*y*z^5 + 2*z^6))/ (12*y*z^2*(-1 + y + z)*(y + z)^3) + (4*(-1 + z)*Zeta[3])/(y*z)) + G[1 - y, 1, 0, z]*(((-5*I)*Pi^3*(-1 + z))/(y*z) + ((I/72)*Pi*(2209*y^3 - 2042*y^4 - 2543*y^5 + 2376*y^6 + 4887*y^2*z - 11546*y^3*z + 1401*y^4*z + 5258*y^5*z + 6798*y*z^2 - 26352*y^2*z^2 + 20245*y^3*z^2 + 218*y^4*z^2 + 3181*z^3 - 22487*y*z^3 + 30355*y^2*z^3 - 8322*y^3*z^3 - 6578*z^4 + 17451*y*z^4 - 8146*y^2*z^4 + 3397*z^5 - 2488*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-2885*y^3 + 5770*y^4 - 2885*y^5 - 4119*y^2*z + 14008*y^3*z - 11226*y^4*z + 1337*y^5*z - 7683*y*z^2 + 28140*y^2*z^2 - 27353*y^3*z^2 + 5924*y^4*z^2 - 2885*z^3 + 22108*y*z^3 - 31889*y^2*z^3 + 9750*y^3*z^3 + 5770*z^4 - 15762*y*z^4 + 7076*y^2*z^4 - 2885*z^5 + 1913*y*z^5))/(144*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3) + (19703*y^3 - 120298*y^4 + 181487*y^5 - 80892*y^6 + 25443*y^2*z - 228885*y^3*z + 535828*y^4*z - 413602*y^5*z + 81216*y^6*z + 21687*y*z^2 - 145071*y^2*z^2 + 518433*y^3*z^2 - 631142*y^4*z^2 + 232763*y^5*z^2 - 17233*z^3 + 17411*y*z^3 + 129149*y^2*z^3 - 351599*y^3*z^3 + 215612*y^4*z^3 + 53895*z^4 - 124214*y*z^4 + 28619*y^2*z^4 + 41700*y^3*z^4 - 56091*z^5 + 101215*y*z^5 - 38464*y^2*z^5 + 19429*z^6 - 16099*y*z^6)/ (864*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (4*(-1 + z)*Zeta[3])/(y*z)) + G[1 - y, 1 - y, 1 - y, z]* (((-1/2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(240*y^4 - 720*y^5 + 720*y^6 - 240*y^7 + 871*y^3*z - 2954*y^4*z + 3505*y^5*z - 1632*y^6*z + 210*y^7*z + 1089*y^2*z^2 - 4827*y^3*z^2 + 6938*y^4*z^2 - 4052*y^5*z^2 + 852*y^6*z^2 + 675*y*z^3 - 4257*y^2*z^3 + 7419*y^3*z^3 - 4924*y^4*z^3 + 1267*y^5*z^3 + 151*z^4 - 2117*y*z^4 + 5047*y^2*z^4 - 3481*y^3*z^4 + 760*y^4*z^4 - 453*z^5 + 2168*y*z^5 - 1763*y^2*z^5 + 48*y^3*z^5 + 453*z^6 - 697*y*z^6 - 116*y^2*z^6 - 151*z^7 - 29*y*z^7))/ (72*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3) + (4*(-1 + z)*Zeta[3])/(y*z)) + G[0, 1, 0, y]* ((((15*I)/4)*Pi^3*(-1 + z))/(y*z) - ((I/72)*Pi*(-4280*y^3 + 13110*y^4 - 13326*y^5 + 4442*y^6 + 54*y^7 - 15633*y^2*z + 57484*y^3*z - 68155*y^4*z + 26174*y^5*z + 130*y^6*z - 14181*y*z^2 + 71097*y^2*z^2 - 102839*y^3*z^2 + 45601*y^4*z^2 + 430*y^5*z^2 - 3767*z^3 + 35865*y*z^3 - 69828*y^2*z^3 + 37895*y^3*z^3 + 159*y^4*z^3 + 7264*z^4 - 24376*y*z^4 + 18158*y^2*z^4 - 722*y^3*z^4 - 3497*z^5 + 4132*y*z^5 - 527*y^2*z^5))/ ((-1 + y)^2*y*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(385*y^3 - 1540*y^4 + 2310*y^5 - 1540*y^6 + 385*y^7 + 2583*y^2*z - 10982*y^3*z + 16723*y^4*z - 10107*y^5*z + 1050*y^6*z + 733*y^7*z + 1461*y*z^2 - 9222*y^2*z^2 + 17020*y^3*z^2 - 9602*y^4*z^2 - 2301*y^5*z^2 + 2648*y^6*z^2 + 385*z^3 - 3796*y*z^3 + 7788*y^2*z^3 - 2230*y^3*z^3 - 5681*y^4*z^3 + 3546*y^5*z^3 - 650*z^4 + 2110*y*z^4 - 222*y^2*z^4 - 3306*y^3*z^4 + 2080*y^4*z^4 + 295*z^5 - 149*y*z^5 - 591*y^2*z^5 + 449*y^3*z^5))/ (48*(-1 + y)^3*y*z*(-1 + y + z)*(y + z)^3) + (-19965*y^3 + 57339*y^4 - 52131*y^5 + 12105*y^6 + 2652*y^7 - 57007*y^2*z + 229392*y^3*z - 311613*y^4*z + 160078*y^5*z - 18090*y^6*z - 2760*y^7*z - 59613*y*z^2 + 332432*y^2*z^2 - 620846*y^3*z^2 + 482545*y^4*z^2 - 140275*y^5*z^2 + 5877*y^6*z^2 - 11511*z^3 + 183756*y*z^3 - 549478*y^2*z^3 + 614996*y^3*z^3 - 270067*y^4*z^3 + 32544*y^5*z^3 + 34437*z^4 - 211395*y*z^4 + 362331*y^2*z^4 - 227385*y^3*z^4 + 42012*y^4*z^4 - 34341*z^5 + 104382*y*z^5 - 93981*y^2*z^5 + 23700*y^3*z^5 + 11415*z^6 - 17130*y*z^6 + 5595*y^2*z^6)/(288*(-1 + y)^2*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3) - (14*(-1 + z)*G[0, 1, 0, z])/(y*z) + (3*(-1 + z)*G[0, 1, 1, z])/(y*z) + (10*(-1 + z)*G[0, 1, 1 - y, z])/ (y*z) - (69*(-1 + z)*G[0, 1 - y, 0, z])/(2*y*z) + (15*(-1 + z)*G[0, 1 - y, 1, z])/(2*y*z) + (37*(-1 + z)*G[0, 1 - y, 1 - y, z])/(2*y*z) + (8*(-1 + z)*G[0, 1 - y, -y, z])/(y*z) + (9*(-1 + z)*G[0, -y, 0, z])/ (y*z) + (13*(-1 + z)*G[0, -y, 1 - y, z])/(y*z) - (22*(-1 + z)*G[0, -y, -y, z])/(y*z) - (33*(-1 + z)*G[1, 0, 0, z])/ (2*y*z) + ((-1 + z)*G[1, 0, 1, z])/(2*y*z) + (11*(-1 + z)*G[1, 0, 1 - y, z])/(y*z) + (3*(-1 + z)*G[1, 0, -y, z])/ (y*z) + (4*(-1 + z)*G[1, 1, 0, z])/(y*z) + (4*(-1 + z)*G[1, 1, 1, z])/ (y*z) - (7*(-1 + z)*G[1, 1, 1 - y, z])/(y*z) + (27*(-1 + z)*G[1, 1 - y, 0, z])/(2*y*z) - (9*(-1 + z)*G[1, 1 - y, 1, z])/(2*y*z) - (10*(-1 + z)*G[1, 1 - y, 1 - y, z])/(y*z) + (3*(-1 + z)*G[1, 1 - y, -y, z])/(y*z) - (26*(-1 + z)*G[1 - y, 0, 0, z])/(y*z) + (7*(-1 + z)*G[1 - y, 0, 1, z])/ (y*z) + (31*(-1 + z)*G[1 - y, 0, 1 - y, z])/(2*y*z) + (11*(-1 + z)*G[1 - y, 0, -y, z])/(y*z) + (8*(-1 + z)*G[1 - y, 1, 0, z])/(y*z) + ((1 - z)*G[1 - y, 1, 1, z])/ (y*z) - (6*(-1 + z)*G[1 - y, 1, 1 - y, z])/(y*z) + (17*(-1 + z)*G[1 - y, 1 - y, 0, z])/(2*y*z) + ((1 - z)*G[1 - y, 1 - y, 1, z])/(y*z) - (3*(-1 + z)*G[1 - y, 1 - y, 1 - y, z])/(y*z) - (4*(-1 + z)*G[1 - y, 1 - y, -y, z])/(y*z) + (10*(-1 + z)*G[1 - y, -y, 0, z])/(y*z) + (11*(-1 + z)*G[1 - y, -y, 1 - y, z])/(y*z) - (20*(-1 + z)*G[1 - y, -y, -y, z])/(y*z) + (11*(-1 + z)*G[-y, 0, 0, z])/ (y*z) + ((1 - z)*G[-y, 0, 1, z])/(y*z) + (11*(-1 + z)*G[-y, 0, 1 - y, z])/(y*z) - (22*(-1 + z)*G[-y, 0, -y, z])/ (y*z) + (14*(-1 + z)*G[-y, 1 - y, 0, z])/(y*z) + ((1 - z)*G[-y, 1 - y, 1, z])/(y*z) - (5*(-1 + z)*G[-y, 1 - y, 1 - y, z])/(y*z) - (6*(-1 + z)*G[-y, 1 - y, -y, z])/(y*z) - (20*(-1 + z)*G[-y, -y, 0, z])/ (y*z) - (22*(-1 + z)*G[-y, -y, 1 - y, z])/(y*z) + (40*(-1 + z)*G[-y, -y, -y, z])/(y*z) + (11*(-1 + z)*Zeta[3])/ (2*y*z)) + G[1, 1, 1 - y, z]*(((-I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(5*y - 24*z + 19*y*z + 48*z^2 - 28*y*z^2 - 24*z^3))/ (24*y*z^2*(-1 + y + z)) + (6*(-1 + z)*Zeta[3])/(y*z)) + G[1, 1, 1, z]*(((2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-21*y - 130*z + 151*y*z + 260*z^2 - 70*y*z^2 - 130*z^3))/ (72*y*z^2*(-1 + y + z)) + (9*(-1 + z)*Zeta[3])/(y*z)) + G[1, 1, 1, y]*(((-2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-20*y^3 + 40*y^4 - 20*y^5 + 150*y^2*z + 76*y^3*z - 117*y^4*z - 109*y^5*z - 15*y*z^2 + 948*y^2*z^2 - 878*y^3*z^2 - 352*y^4*z^2 - 20*z^3 + 1123*y*z^3 - 1592*y^2*z^3 - 402*y^3*z^3 + 376*z^4 - 1083*y*z^4 - 184*y^2*z^4 - 272*z^5 - 25*y*z^5))/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (25*(-1 + z)*Zeta[3])/ (2*y*z)) + G[0, 0, 1, y]*((((-37*I)/4)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-94*y^3 + 376*y^4 - 564*y^5 + 376*y^6 - 94*y^7 - 198*y^2*z + 1292*y^3*z - 2233*y^4*z + 927*y^5*z + 655*y^6*z - 443*y^7*z - 264*y*z^2 + 2472*y^2*z^2 - 4795*y^3*z^2 + 1668*y^4*z^2 + 2439*y^5*z^2 - 1514*y^6*z^2 - 94*z^3 + 1858*y*z^3 - 4629*y^2*z^3 + 2104*y^3*z^3 + 2663*y^4*z^3 - 1884*y^5*z^3 + 500*z^4 - 2029*y*z^4 + 1512*y^2*z^4 + 1033*y^3*z^4 - 998*y^4*z^4 - 328*z^5 + 459*y*z^5 + 60*y^2*z^5 - 185*y^3*z^5))/(72*(-1 + y)^3*y*z*(-1 + y + z)* (y + z)^3) + (45*(-1 + z)*Zeta[3])/(2*y*z)) + G[-y, -y, 1 - y, z]*(((-4*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(75*y^4 - 180*y^5 + 90*y^6 + 247*y^3*z - 565*y^4*z + 288*y^5*z - 549*y^2*z^2 + 61*y^3*z^2 + 364*y^4*z^2 - 39*y*z^3 + 273*y^2*z^3 + 376*y^3*z^3 + 22*z^4 - 337*y*z^4 + 474*y^2*z^4 - 164*z^5 + 376*y*z^5 + 112*z^6))/(36*y*z^2*(-1 + y + z)*(y + z)^3) + (24*(-1 + z)*Zeta[3])/(y*z)) + G[0, 0, 1 - y, z]* ((((-29*I)/4)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-440*y^3 + 880*y^4 - 440*y^5 - 648*y^2*z + 2176*y^3*z - 1497*y^4*z - 31*y^5*z - 1176*y*z^2 + 4320*y^2*z^2 - 3491*y^3*z^2 + 50*y^4*z^2 - 440*z^3 + 3376*y*z^3 - 4163*y^2*z^3 + 336*y^3*z^3 + 880*z^4 - 2169*y*z^4 + 398*y^2*z^4 - 440*z^5 + 143*y*z^5))/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - (79*(-1 + z)*G[0, 1, 0, y])/(2*y*z) - (93*(-1 + z)*G[1, 0, 0, y])/ (2*y*z) + (17*(-1 + z)*G[1, 1, 0, y])/(2*y*z) + (24*(-1 + z)*Zeta[3])/(y*z)) + G[1, 0, 0, y]* ((((37*I)/4)*Pi^3*(-1 + z))/(y*z) - ((I/36)*Pi*(-1964*y^2 + 5244*y^3 - 3948*y^4 + 20*y^5 + 648*y^6 - 7087*y*z + 27430*y^2*z - 33334*y^3*z + 12834*y^4*z + 157*y^5*z - 3341*z^2 + 23414*y*z^2 - 40561*y^2*z^2 + 22390*y^3*z^2 - 1956*y^4*z^2 + 6574*z^3 - 19754*y*z^3 + 15754*y^2*z^3 - 2682*y^3*z^3 - 3233*z^4 + 4396*y*z^4 - 1217*y^2*z^4))/ ((-1 + y)^2*y*z*(-1 + y + z)*(y + z)^2) + (16195*y^2 + 1383*y^3 - 101751*y^4 + 134573*y^5 - 50400*y^6 + 169280*y*z - 611708*y^2*z + 664157*y^3*z - 171030*y^4*z - 50699*y^5*z + 84793*z^2 - 577873*y*z^2 + 1000448*y^2*z^2 - 546311*y^3*z^2 + 39303*y^4*z^2 - 169658*z^3 + 524281*y*z^3 - 417152*y^2*z^3 + 63249*y^3*z^3 + 84865*z^4 - 108152*y*z^4 + 23647*y^2*z^4)/(864*(-1 + y)^2*y*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(505*y^3 - 2020*y^4 + 3030*y^5 - 2020*y^6 + 505*y^7 + 1683*y^2*z - 7614*y^3*z + 12175*y^4*z - 7671*y^5*z + 874*y^6*z + 553*y^7*z + 1551*y*z^2 - 9018*y^2*z^2 + 16450*y^3*z^2 - 10298*y^4*z^2 - 381*y^5*z^2 + 1688*y^6*z^2 + 505*z^3 - 4702*y*z^3 + 10596*y^2*z^3 - 7264*y^3*z^3 - 905*y^4*z^3 + 1746*y^5*z^3 - 882*z^4 + 3304*y*z^4 - 3258*y^2*z^4 + 172*y^3*z^4 + 640*y^4*z^4 + 409*z^5 - 773*y*z^5 + 327*y^2*z^5 + 29*y^3*z^5))/ (48*(-1 + y)^3*y*z*(-1 + y + z)*(y + z)^3) - (13*(-1 + z)*G[1, 0, 0, z])/(y*z) + (21*(-1 + z)*G[1, 0, 1 - y, z])/ (2*y*z) + (8*(-1 + z)*G[1, 1, 0, z])/(y*z) - (8*(-1 + z)*G[1, 1, 1 - y, z])/(y*z) + (27*(-1 + z)*G[1, 1 - y, 0, z])/ (2*y*z) - (11*(-1 + z)*G[1, 1 - y, 1 - y, z])/(y*z) - (23*(-1 + z)*G[1 - y, 0, 0, z])/(2*y*z) + (17*(-1 + z)*G[1 - y, 0, 1 - y, z])/(y*z) + (6*(-1 + z)*G[1 - y, 1 - y, 0, z])/(y*z) - (3*(-1 + z)*G[1 - y, 1 - y, 1 - y, z])/(y*z) - (12*(-1 + z)*G[1 - y, -y, 0, z])/(y*z) + (12*(-1 + z)*G[1 - y, -y, 1 - y, z])/(y*z) - (18*(-1 + z)*G[-y, 0, 0, z])/(y*z) + (13*(-1 + z)*G[-y, 0, 1 - y, z])/ (y*z) + (11*(-1 + z)*G[-y, 1 - y, 0, z])/(y*z) - (6*(-1 + z)*G[-y, 1 - y, 1 - y, z])/(y*z) + (24*(-1 + z)*G[-y, -y, 0, z])/(y*z) - (24*(-1 + z)*G[-y, -y, 1 - y, z])/(y*z) + (55*(-1 + z)*Zeta[3])/ (2*y*z)) + G[0, 1 - y, 0, z]*((((-7*I)/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-236*y^3 + 472*y^4 - 236*y^5 - 414*y^2*z + 1348*y^3*z - 867*y^4*z - 67*y^5*z - 645*y*z^2 + 2556*y^2*z^2 - 1982*y^3*z^2 - 154*y^4*z^2 - 236*z^3 + 1969*y*z^3 - 2348*y^2*z^3 - 60*y^3*z^3 + 520*z^4 - 1269*y*z^4 + 74*y^2*z^4 - 272*z^5 + 47*y*z^5))/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - (29*(-1 + z)*G[1, 0, 0, y])/(y*z) + (7*(-1 + z)*G[1, 1, 0, y])/(y*z) + (33*(-1 + z)*Zeta[3])/(y*z)) + G[1 - y, 0, 0, z]* (((-1/4*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-280*y^3 + 560*y^4 - 280*y^5 - 588*y^2*z + 1832*y^3*z - 1335*y^4*z + 91*y^5*z - 786*y*z^2 + 3288*y^2*z^2 - 3127*y^3*z^2 + 418*y^4*z^2 - 280*z^3 + 2474*y*z^3 - 3523*y^2*z^3 + 708*y^3*z^3 + 656*z^4 - 1803*y*z^4 + 526*y^2*z^4 - 352*z^5 + 145*y*z^5))/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (45*(-1 + z)*Zeta[3])/ (y*z)) + G[1, 1, z]*((523*Pi^4*(-1 + z))/(360*y*z) - ((I/36)*Pi^3*(-9*y + 20*z - 11*y*z - 40*z^2 + 38*y*z^2 + 20*z^3))/ (y*z^2*(-1 + y + z)) + (Pi^2*(-134*y^3 + 120*y^4 - 31*y^2*z + 275*y^3*z - 132*y^4*z - 128*y*z^2 + 280*y^2*z^2 - 369*y^3*z^2 + 33*z^3 + 551*y*z^3 - 669*y^2*z^3 + 162*z^4 - 627*y*z^4 - 195*z^5))/ (144*y*z^2*(-1 + y + z)*(y + z)^2) + (((-6*I)*Pi*(-1 + z))/(y*z) + (5*y - 24*z + 19*y*z + 48*z^2 - 28*y*z^2 - 24*z^3)/(4*y*z^2*(-1 + y + z)))*G[0, 1, 0, y] + (((6*I)*Pi*(-1 + z))/(y*z) + (-5*y + 24*z - 19*y*z - 48*z^2 + 28*y*z^2 + 24*z^3)/(4*y*z^2*(-1 + y + z)))*G[1, 1, 0, y] + (8*(-1 + z)*G[0, 0, 1, 0, y])/(y*z) + (8*(-1 + z)*G[0, 1, 0, 0, y])/ (y*z) + ((1 - z)*G[0, 1, 1, 0, y])/(y*z) - (7*(-1 + z)*G[1, 0, 1, 0, y])/(y*z) - (8*(-1 + z)*G[1, 1, 0, 0, y])/ (y*z) + (((-9*I)*Pi*(-1 + z))/(y*z) + (27*y - 80*z + 53*y*z + 160*z^2 - 116*y*z^2 - 80*z^3)/(12*y*z^2*(-1 + y + z)))*Zeta[3]) + G[1, 1 - y, z]*((37*Pi^4*(-1 + z))/(90*y*z) - ((I/72)*Pi^3*(18*y + 5*z - 23*y*z - 10*z^2 + 77*y*z^2 + 5*z^3))/ (y*z^2*(-1 + y + z)) + (Pi^2*(402*y^3 - 360*y^4 + 1358*y^2*z - 1856*y^3*z + 162*y^4*z + 1159*y*z^2 - 4226*y^2*z^2 + 1148*y^3*z^2 + 401*z^3 - 4072*y*z^3 + 2850*y^2*z^3 - 1540*z^4 + 3003*y*z^4 + 1139*z^5))/(432*y*z^2*(-1 + y + z)*(y + z)^2) + ((((-15*I)/2)*Pi*(-1 + z))/(y*z) + (-21*y + 31*z - 10*y*z - 62*z^2 - 53*y*z^2 + 31*z^3)/(12*y*z^2*(-1 + y + z)))*G[0, 1, 0, y] + (((-6*I)*Pi*(-1 + z))/(y*z) + (-12*y + z + 11*y*z - 2*z^2 - 29*y*z^2 + z^3)/(6*y*z^2*(-1 + y + z)))*G[1, 0, 0, y] + (((12*I)*Pi*(-1 + z))/(y*z) + (-y + 12*z - 11*y*z - 24*z^2 + 44*y*z^2 + 12*z^3)/(4*y*z^2*(-1 + y + z)))*G[1, 1, 0, y] + (23*(-1 + z)*G[0, 0, 1, 0, y])/(2*y*z) + (7*(-1 + z)*G[0, 1, 0, 0, y])/ (2*y*z) - (29*(-1 + z)*G[0, 1, 1, 0, y])/(2*y*z) + (4*(-1 + z)*G[1, 0, 0, 0, y])/(y*z) - (25*(-1 + z)*G[1, 0, 1, 0, y])/ (2*y*z) - (14*(-1 + z)*G[1, 1, 0, 0, y])/(y*z) + (23*(-1 + z)*G[1, 1, 1, 0, y])/(2*y*z) + (((-3*I)*Pi*(-1 + z))/(y*z) + (7*y - 32*z + 25*y*z + 64*z^2 - 28*y*z^2 - 32*z^3)/(4*y*z^2*(-1 + y + z)))*Zeta[3]) + G[0, 0, z]*((-2323*Pi^4*(-1 + z))/(720*y*z) - ((I/864)*Pi*(-32689*y + 504*y^2 - 32689*z + 89858*y*z + 7272*y^2*z + 67970*z^2 - 49393*y*z^2 - 35281*z^3))/(y*(-1 + z)*z*(y + z)) + (28217*y - 79812*y^2 + 28217*z - 235738*y*z + 55296*y^2*z - 59122*z^2 + 183005*y*z^2 + 30905*z^3)/(1728*y*(-1 + z)*z*(y + z)) - ((I/36)*Pi^3*(10 - 20*y + 10*y^2 + 78*z + 59*y*z - 137*y^2*z - 159*z^2 - 67*y*z^2 + 118*y^2*z^2 + 71*z^3 + 37*y*z^3))/ ((-1 + y)*y*(-1 + z)*z*(-1 + y + z)) + (Pi^2*(-11417*y^2 + 18541*y^3 - 2831*y^4 - 4293*y^5 - 22834*y*z + 68843*y^2*z - 52793*y^3*z + 2491*y^4*z + 4293*y^5*z - 11417*z^2 + 84763*y*z^2 - 131248*y^2*z^2 + 58792*y^3*z^2 + 406*y^4*z^2 + 33273*z^3 - 113659*y*z^3 + 106156*y^2*z^3 - 24474*y^3*z^3 - 32373*z^4 + 63477*y*z^4 - 32400*y^2*z^4 + 10517*z^5 - 11813*y*z^5))/ (432*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (4*Pi^2*(-1 + z)*G[0, 1, y])/(y*z) + ((-407*Pi^2*(-1 + z))/(24*y*z) + (654*y^3 - 810*y^4 - 342*y^5 + 498*y^6 + 1514*y^2*z - 4570*y^3*z + 2242*y^4*z + 814*y^5*z + 2217*y*z^2 - 9890*y^2*z^2 + 9041*y^3*z^2 - 936*y^4*z^2 + 1044*z^3 - 8127*y*z^3 + 11487*y^2*z^3 - 3108*y^3*z^3 - 2310*z^4 + 6248*y*z^4 - 2642*y^2*z^4 + 1218*z^5 - 786*y*z^5)/(24*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3) - ((I/6)*Pi*(-169*y^3 + 338*y^4 - 169*y^5 - 129*y^2*z + 740*y^3*z - 699*y^4*z + 88*y^5*z - 426*y*z^2 + 1920*y^2*z^2 - 2035*y^3*z^2 + 433*y^4*z^2 - 169*z^3 + 1703*y*z^3 - 2629*y^2*z^3 + 771*y^3*z^3 + 482*z^4 - 1401*y*z^4 + 595*y^2*z^4 - 277*z^5 + 169*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1, 0, y] - (11*Pi^2*(-1 + z)*G[1, 1, y])/(6*y*z) + ((((171*I)/2)*Pi*(-1 + z))/(y*z) + (215 - 430*y + 215*y^2 - 430*z + 222*y*z + 208*y^2*z + 215*z^2 + 28*y*z^2)/(6*(-1 + y)*y*z* (-1 + y + z)))*G[0, 0, 0, y] + (((-33*I)*Pi*(-1 + z))/(y*z) + (-296*y^3 + 592*y^4 - 296*y^5 - 1350*y^2*z + 3304*y^3*z - 1821*y^4*z - 133*y^5*z - 987*y*z^2 + 4248*y^2*z^2 - 3167*y^3*z^2 - 292*y^4*z^2 - 296*z^3 + 2503*y*z^3 - 2723*y^2*z^3 - 78*y^3*z^3 + 604*z^4 - 1386*y*z^4 + 188*y^2*z^4 - 305*z^5 + 107*y*z^5)/ (12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + ((((-105*I)/2)*Pi*(-1 + z))/(y*z) + (-389*y^3 + 778*y^4 - 389*y^5 - 411*y^2*z + 1816*y^3*z - 1368*y^4*z - 37*y^5*z - 1005*y*z^2 + 4236*y^2*z^2 - 3671*y^3*z^2 + 98*y^4*z^2 - 389*z^3 + 3598*y*z^3 - 4751*y^2*z^3 + 516*y^3*z^3 + 994*z^4 - 2610*y*z^4 + 590*y^2*z^4 - 551*z^5 + 209*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1, 0, 0, y] + ((((27*I)/2)*Pi*(-1 + z))/(y*z) + (46*y^3 - 92*y^4 + 46*y^5 + 54*y^2*z - 304*y^3*z + 247*y^4*z + 3*y^5*z + 120*y*z^2 - 744*y^2*z^2 + 739*y^3*z^2 - 22*y^4*z^2 + 46*z^3 - 662*y*z^3 + 979*y^2*z^3 - 84*y^3*z^3 - 196*z^4 + 565*y*z^4 - 90*y^2*z^4 + 124*z^5 - 31*y*z^5)/(4*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] - (77*(-1 + z)*G[0, 0, 0, 0, y])/(y*z) + (109*(-1 + z)*G[0, 0, 1, 0, y])/ (2*y*z) + (46*(-1 + z)*G[0, 1, 0, 0, y])/(y*z) - (24*(-1 + z)*G[0, 1, 1, 0, y])/(y*z) + (57*(-1 + z)*G[1, 0, 0, 0, y])/ (y*z) - (37*(-1 + z)*G[1, 0, 1, 0, y])/(y*z) - (61*(-1 + z)*G[1, 1, 0, 0, y])/(2*y*z) + (11*(-1 + z)*G[1, 1, 1, 0, y])/(y*z) + (((27*I)*Pi*(-1 + z))/(y*z) + (-283 + 566*y - 283*y^2 + 785*z - 1360*y*z + 575*y^2*z - 737*z^2 + 1078*y*z^2 - 266*y^2*z^2 + 235*z^3 - 310*y*z^3)/(4*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)))* Zeta[3]) + G[0, 0, y]*((-2323*Pi^4*(-1 + z))/(720*y*z) - ((I/864)*Pi*(32689*y - 49646*y^2 - 71*y^3 + 17028*y^4 + 32689*z - 60951*y*z + 33429*y^2*z - 3871*y^3*z - 32689*z^2 + 76268*y*z^2 - 42283*y^2*z^2))/((-1 + y)^2*y*z*(y + z)) + (-28217*y - 31058*y^2 + 149215*y^3 - 89940*y^4 - 28217*z - 99645*y*z + 97380*y^2*z + 28034*y^3*z + 28217*z^2 - 245443*y*z^2 + 214778*y^2*z^2)/(1728*(-1 + y)^2*y*z*(y + z)) + ((I/36)*Pi^3*(10 - 40*y + 60*y^2 - 40*y^3 + 10*y^4 - 20*z - 407*y*z + 1341*y^2*z - 1363*y^3*z + 449*y^4*z + 10*z^2 + 528*y*z^2 - 1077*y^2*z^2 + 530*y^3*z^2))/((-1 + y)^3*y*z*(-1 + y + z)) + (Pi^2*(22834*y^2 - 90922*y^3 + 135384*y^4 - 88888*y^5 + 21142*y^6 + 450*y^7 + 45668*y*z - 224956*y^2*z + 387337*y^3*z - 269891*y^4*z + 48943*y^5*z + 12899*y^6*z + 22834*z^2 - 182546*y*z^2 + 409212*y^2*z^2 - 326533*y^3*z^2 + 41672*y^4*z^2 + 35517*y^5*z^2 - 46136*z^3 + 173433*y*z^3 - 172053*y^2*z^3 + 9743*y^3*z^3 + 35325*y^4*z^3 + 23302*z^4 - 33651*y*z^4 - 1752*y^2*z^4 + 12257*y^3*z^4))/(864*(-1 + y)^3*y*z*(-1 + y + z)*(y + z)^2) + ((521*Pi^2*(-1 + z))/(12*y*z) - ((I/4)*Pi*(128 - 256*y + 128*y^2 - 256*z + 129*y*z + 127*y^2*z + 128*z^2 + 7*y*z^2))/ ((-1 + y)*y*z*(-1 + y + z)) + (-289*y^2 + 491*y^3 - 110*y^4 - 92*y^5 - 578*y*z + 1812*y^2*z - 1161*y^3*z - 73*y^4*z - 289*z^2 + 1701*y*z^2 - 1732*y^2*z^2 + 195*y^3*z^2 + 578*z^3 - 1168*y*z^3 + 340*y^2*z^3 - 289*z^4 + 164*y*z^4)/(4*(-1 + y)*y*z*(-1 + y + z)* (y + z)^2))*G[0, 0, z] + (25*Pi^2*(-1 + z)*G[0, 1, z])/(12*y*z) + (35*Pi^2*(-1 + z)*G[0, 1 - y, z])/(12*y*z) + ((-107*Pi^2*(-1 + z))/(24*y*z) + (-402*y + 360*y^2 + 49*z + 425*y*z - 162*y^2*z - 116*z^2 + 199*y*z^2 + 67*z^3)/ (72*y*z^2*(-1 + y + z)) + ((I/12)*Pi*(18*y + 113*z - 131*y*z - 226*z^2 + 167*y*z^2 + 113*z^3))/(y*z^2*(-1 + y + z)))* G[1, 0, z] - (2*Pi^2*(-1 + z)*G[1, 1, z])/(3*y*z) - (23*Pi^2*(-1 + z)*G[1, 1 - y, z])/(12*y*z) + ((-25*Pi^2*(-1 + z))/(2*y*z) + (1704*y^4 - 5130*y^5 + 5148*y^6 - 1722*y^7 + 7519*y^3*z - 19220*y^4*z + 15865*y^5*z - 4164*y^6*z + 10197*y^2*z^2 - 31688*y^3*z^2 + 24498*y^4*z^2 - 3007*y^5*z^2 + 8502*y*z^3 - 35856*y^2*z^3 + 30856*y^3*z^3 - 1972*y^4*z^3 + 3181*z^4 - 23933*y*z^4 + 30214*y^2*z^4 - 4872*y^3*z^4 - 6614*z^5 + 16572*y*z^5 - 5368*y^2*z^5 + 3433*z^6 - 1903*y*z^6)/ (72*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) - ((I/12)*Pi*(-180*y^4 + 540*y^5 - 540*y^6 + 180*y^7 - 991*y^3*z + 2666*y^4*z - 2359*y^5*z + 684*y^6*z - 1137*y^2*z^2 + 4148*y^3*z^2 - 4020*y^4*z^2 + 1009*y^5*z^2 - 1371*y*z^3 + 5304*y^2*z^3 - 5107*y^3*z^3 + 904*y^4*z^3 - 451*z^4 + 3590*y*z^4 - 4747*y^2*z^4 + 798*y^3*z^4 + 902*z^5 - 2292*y*z^5 + 580*y^2*z^5 - 451*z^6 + 181*y*z^6))/((-1 + y)*y*z^2*(-1 + y + z)* (y + z)^3))*G[1 - y, 0, z] + (5*Pi^2*(-1 + z)*G[1 - y, 1, z])/ (6*y*z) + (Pi^2*(1 - z)*G[1 - y, 1 - y, z])/(12*y*z) + (Pi^2*(1 - z)*G[-y, 1 - y, z])/(y*z) + ((((171*I)/2)*Pi*(-1 + z))/(y*z) + (215 - 430*y + 215*y^2 - 430*z + 321*y*z + 109*y^2*z + 215*z^2 - 71*y*z^2)/(6*(-1 + y)*y*z* (-1 + y + z)))*G[0, 0, 0, z] + (((-15*I)*Pi*(-1 + z))/(y*z) + (-3*y + 3*y^2 + 151*z - 299*y*z + 148*y^2*z - 290*z^2 + 483*y*z^2 - 193*y^2*z^2 + 142*z^3 - 133*y*z^3)/(12*(-1 + y)*y*z^2* (-1 + y + z)))*G[0, 1, 0, z] + (((-36*I)*Pi*(-1 + z))/(y*z) + (-30*y^4 + 90*y^5 - 90*y^6 + 30*y^7 + 395*y^3*z - 598*y^4*z - 49*y^5*z + 312*y^6*z - 60*y^7*z + 819*y^2*z^2 - 2649*y^3*z^2 + 1588*y^4*z^2 + 524*y^5*z^2 - 282*y^6*z^2 + 1308*y*z^3 - 5409*y^2*z^3 + 5412*y^3*z^3 - 440*y^4*z^3 - 565*y^5*z^3 + 485*z^4 - 4855*y*z^4 + 8660*y^2*z^4 - 3218*y^3*z^4 - 460*y^4*z^4 - 1407*z^5 + 5737*y*z^5 - 4420*y^2*z^5 + 90*y^3*z^5 + 1371*z^6 - 2333*y*z^6 + 350*y^2*z^6 - 449*z^7 + 143*y*z^7)/ (12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* G[0, 1 - y, 0, z] + ((((-45*I)/2)*Pi*(-1 + z))/(y*z) + (-15*y - 118*z + 133*y*z + 236*z^2 - 244*y*z^2 - 118*z^3)/ (12*y*z^2*(-1 + y + z)))*G[1, 0, 0, z] + (((6*I)*Pi*(-1 + z))/(y*z) + (-5*y + 36*z - 31*y*z - 72*z^2 + 32*y*z^2 + 36*z^3)/(4*y*z^2*(-1 + y + z)))*G[1, 1, 0, z] + (((6*I)*Pi*(-1 + z))/(y*z) + (12*y - z - 11*y*z + 2*z^2 + 29*y*z^2 - z^3)/(6*y*z^2*(-1 + y + z)))*G[1, 1 - y, 0, z] + (((-30*I)*Pi*(-1 + z))/(y*z) + (-70*y^4 + 210*y^5 - 210*y^6 + 70*y^7 - 379*y^3*z + 1042*y^4*z - 947*y^5*z + 284*y^6*z - 465*y^2*z^2 + 1700*y^3*z^2 - 1722*y^4*z^2 + 487*y^5*z^2 - 523*y*z^3 + 2100*y^2*z^3 - 2203*y^3*z^3 + 548*y^4*z^3 - 169*z^4 + 1372*y*z^4 - 1949*y^2*z^4 + 512*y^3*z^4 + 338*z^5 - 900*y*z^5 + 328*y^2*z^5 - 169*z^6 + 91*y*z^6)/(4*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, 0, z] + ((((-15*I)/2)*Pi*(-1 + z))/(y*z) + (66*y - 186*y^2 + 180*y^3 - 60*y^4 - 5*z - 62*y*z + 157*y^2*z - 120*y^3*z + 30*y^4*z + 15*z^2 - 70*y*z^2 + 85*y^2*z^2 - 30*y^3*z^2 - 15*z^3 + 80*y*z^3 - 56*y^2*z^3 + 5*z^4 - 14*y*z^4)/ (12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)))*G[1 - y, 1, 0, z] + (((9*I)*Pi*(-1 + z))/(y*z) + (-270*y^4 + 810*y^5 - 810*y^6 + 270*y^7 - 1049*y^3*z + 3400*y^4*z - 3893*y^5*z + 1782*y^6*z - 240*y^7*z - 1275*y^2*z^2 + 5553*y^3*z^2 - 7648*y^4*z^2 + 4282*y^5*z^2 - 912*y^6*z^2 - 933*y*z^3 + 5259*y^2*z^3 - 8349*y^3*z^3 + 4970*y^4*z^3 - 1199*y^5*z^3 - 239*z^4 + 3013*y*z^4 - 6443*y^2*z^4 + 3677*y^3*z^4 - 512*y^4*z^4 + 717*z^5 - 3178*y*z^5 + 2323*y^2*z^5 + 138*y^3*z^5 - 717*z^6 + 1085*y*z^6 + 136*y^2*z^6 + 239*z^7 + 13*y*z^7)/(12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3))*G[1 - y, 1 - y, 0, z] + (((18*I)*Pi*(-1 + z))/(y*z) + (-129*y^4 + 300*y^5 - 150*y^6 - 425*y^3*z + 983*y^4*z - 516*y^5*z + 507*y^2*z^2 + 337*y^3*z^2 - 692*y^4*z^2 - 27*y*z^3 - 87*y^2*z^3 - 608*y^3*z^3 - 38*z^4 + 455*y*z^4 - 582*y^2*z^4 + 196*z^5 - 428*y*z^5 - 128*z^6)/ (12*y*z^2*(-1 + y + z)*(y + z)^3))*G[-y, 1 - y, 0, z] - (77*(-1 + z)*G[0, 0, 0, 0, z])/(y*z) + (14*(-1 + z)*G[0, 0, 1, 0, z])/ (y*z) + (93*(-1 + z)*G[0, 0, 1 - y, 0, z])/(2*y*z) + (45*(-1 + z)*G[0, 1, 0, 0, z])/(2*y*z) - (3*(-1 + z)*G[0, 1, 1, 0, z])/ (y*z) - (19*(-1 + z)*G[0, 1, 1 - y, 0, z])/(2*y*z) + (83*(-1 + z)*G[0, 1 - y, 0, 0, z])/(2*y*z) + (7*(-1 + z)*G[0, 1 - y, 1, 0, z])/(2*y*z) - (21*(-1 + z)*G[0, 1 - y, 1 - y, 0, z])/(y*z) - (17*(-1 + z)*G[0, -y, 1 - y, 0, z])/(y*z) + (27*(-1 + z)*G[1, 0, 0, 0, z])/(y*z) + ((1 - z)*G[1, 0, 1, 0, z])/ (2*y*z) - (21*(-1 + z)*G[1, 0, 1 - y, 0, z])/(2*y*z) - (6*(-1 + z)*G[1, 1, 0, 0, z])/(y*z) - (4*(-1 + z)*G[1, 1, 1, 0, z])/ (y*z) + (8*(-1 + z)*G[1, 1, 1 - y, 0, z])/(y*z) - (13*(-1 + z)*G[1, 1 - y, 0, 0, z])/(y*z) + ((-1 + z)*G[1, 1 - y, 1, 0, z])/(2*y*z) + (11*(-1 + z)*G[1, 1 - y, 1 - y, 0, z])/(y*z) + (30*(-1 + z)*G[1 - y, 0, 0, 0, z])/(y*z) + (3*(-1 + z)*G[1 - y, 0, 1, 0, z])/(y*z) - (17*(-1 + z)*G[1 - y, 0, 1 - y, 0, z])/(y*z) - (3*(-1 + z)*G[1 - y, 1, 0, 0, z])/(2*y*z) - (5*(-1 + z)*G[1 - y, 1, 1, 0, z])/(y*z) - (10*(-1 + z)*G[1 - y, 1 - y, 0, 0, z])/(y*z) - (5*(-1 + z)*G[1 - y, 1 - y, 1, 0, z])/(2*y*z) + (3*(-1 + z)*G[1 - y, 1 - y, 1 - y, 0, z])/(y*z) - (12*(-1 + z)*G[1 - y, -y, 1 - y, 0, z])/(y*z) - (13*(-1 + z)*G[-y, 0, 1 - y, 0, z])/(y*z) - (18*(-1 + z)*G[-y, 1 - y, 0, 0, z])/(y*z) + (6*(-1 + z)*G[-y, 1 - y, 1 - y, 0, z])/(y*z) + (24*(-1 + z)*G[-y, -y, 1 - y, 0, z])/(y*z) + (((27*I)*Pi*(-1 + z))/(y*z) + (-283 + 1100*y - 1550*y^2 + 860*y^3 - 35*y^4 - 112*y^5 + 20*y^6 + 745*z - 2590*y*z + 3248*y^2*z - 1706*y^3*z + 251*y^4*z + 52*y^5*z - 667*z^2 + 2080*y*z^2 - 2289*y^2*z^2 + 1058*y^3*z^2 - 156*y^4*z^2 + 205*z^3 - 590*y*z^3 + 591*y^2*z^3 - 232*y^3*z^3)/(4*(-1 + y)^3*y*(-1 + z)*z* (-1 + y + z)))*Zeta[3]) + G[1, 0, z]* ((1129*Pi^4*(-1 + z))/(480*y*z) + ((I/144)*Pi^3*(671 - 671*y - 1342*z + 239*y*z + 671*z^2))/ (y*z*(-1 + y + z)) + ((I/864)*Pi*(-93595*y^2 + 90823*y^3 + 2772*y^4 - 47924*y*z + 267352*y^2*z - 100123*y^3*z - 22621*z^2 + 157115*y*z^2 - 200673*y^2*z^2 + 48878*z^3 - 124035*y*z^3 - 26257*z^4))/(y*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(17651*y^2 - 16841*y^3 - 972*y^4 + 16348*y*z - 55592*y^2*z + 11444*y^3*z + 9389*z^2 - 47053*y*z^2 + 30063*y^2*z^2 - 18994*z^3 + 27252*y*z^3 + 9605*z^4))/(432*y*z*(-1 + y + z)*(y + z)^2) + (721951*y^2 - 733255*y^3 + 11304*y^4 + 481190*y*z - 2817827*y^2*z + 1748720*y^3*z - 7092*y^4*z + 57391*z^2 - 1659541*y*z^2 + 4000309*y^2*z^2 - 1007041*y^3*z^2 - 171273*z^3 + 2135114*y*z^3 - 1900221*y^2*z^3 + 170373*z^4 - 956763*y*z^4 - 56491*z^5)/ (5184*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (23*Pi^2*(-1 + z)*G[1, 1, y])/(12*y*z) + ((((-15*I)/2)*Pi*(-1 + z))/(y*z) + (-27*y - 70*z + 97*y*z + 140*z^2 - 100*y*z^2 - 70*z^3)/(12*y*z^2*(-1 + y + z)))*G[0, 0, 0, y] + (((15*I)*Pi*(-1 + z))/(y*z) + (9*y + 41*z - 50*y*z - 82*z^2 + 149*y*z^2 + 41*z^3)/(12*y*z^2*(-1 + y + z)))*G[0, 1, 0, y] + (((6*I)*Pi*(-1 + z))/(y*z) + (12*y - z - 11*y*z + 2*z^2 + 29*y*z^2 - z^3)/(6*y*z^2*(-1 + y + z)))*G[1, 0, 0, y] + ((((-27*I)/2)*Pi*(-1 + z))/(y*z) + (-3*y - 7*z + 10*y*z + 14*z^2 - 61*y*z^2 - 7*z^3)/(6*y*z^2*(-1 + y + z)))*G[1, 1, 0, y] + (9*(-1 + z)*G[0, 0, 0, 0, y])/(2*y*z) - (33*(-1 + z)*G[0, 0, 1, 0, y])/ (2*y*z) - (14*(-1 + z)*G[0, 1, 0, 0, y])/(y*z) + (29*(-1 + z)*G[0, 1, 1, 0, y])/(2*y*z) - (4*(-1 + z)*G[1, 0, 0, 0, y])/ (y*z) + (27*(-1 + z)*G[1, 0, 1, 0, y])/(2*y*z) + (27*(-1 + z)*G[1, 1, 0, 0, y])/(2*y*z) - (23*(-1 + z)*G[1, 1, 1, 0, y])/(2*y*z) + ((((33*I)/2)*Pi*(-1 + z))/(y*z) + (63*y - 842*z + 716*y*z + 2742*z^2 - 1855*y*z^2 - 2904*z^3 + 968*y*z^3 + 1004*z^4)/(36*y*(-1 + z)*z^2* (-1 + y + z)))*Zeta[3]) + G[1, 1, y]* ((43*Pi^4*(-1 + z))/(30*y*z) - ((I/12)*Pi^3*(8 - 16*y + 8*y^2 - 52*z + 36*y*z + 16*y^2*z + 35*z^2 - 8*y*z^2))/((-1 + y)*y*z* (-1 + y + z)) + (Pi^2*(-325*y^3 + 596*y^4 - 217*y^5 - 54*y^6 - 668*y^2*z + 2799*y^3*z - 1645*y^4*z - 486*y^5*z - 1770*y*z^2 + 7394*y^2*z^2 - 5292*y^3*z^2 - 1112*y^4*z^2 - 646*z^3 + 6068*y*z^3 - 6901*y^2*z^3 - 861*y^3*z^3 + 1658*z^4 - 3938*y*z^4 - 60*y^2*z^4 - 901*z^5 + 121*y*z^5))/(144*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - (23*Pi^2*(-1 + z)*G[1, 1 - y, z])/(12*y*z) + (Pi^2*(1 - z)*G[1 - y, 0, z])/(12*y*z) - (2*Pi^2*(-1 + z)*G[1 - y, 1, z])/(y*z) + (Pi^2*(1 - z)*G[1 - y, 1 - y, z])/(6*y*z) + (Pi^2*(1 - z)*G[1 - y, -y, z])/(3*y*z) + (Pi^2*(-1 + z)*G[-y, 0, z])/ (3*y*z) - (5*Pi^2*(-1 + z)*G[-y, 1 - y, z])/(6*y*z) + (2*Pi^2*(-1 + z)*G[-y, -y, z])/(3*y*z) + (((9*I)*Pi*(-1 + z))/(y*z) + (133*y^3 - 266*y^4 + 133*y^5 + 105*y^2*z - 500*y^3*z + 339*y^4*z + 56*y^5*z + 336*y*z^2 - 1248*y^2*z^2 + 895*y^3*z^2 + 224*y^4*z^2 + 133*z^3 - 1073*y*z^3 + 1225*y^2*z^3 + 336*y^3*z^3 - 290*z^4 + 687*y*z^4 + 224*y^2*z^4 + 151*z^5 + 56*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* Zeta[3]) + G[0, 1, y]*((-481*Pi^4*(-1 + z))/(180*y*z) + ((I/72)*Pi^3*(86*y^3 - 172*y^4 + 86*y^5 + 384*y^2*z - 1156*y^3*z + 453*y^4*z + 319*y^5*z + 285*y*z^2 - 1860*y^2*z^2 + 866*y^3*z^2 + 1060*y^4*z^2 + 86*z^3 - 1363*y*z^3 + 1064*y^2*z^3 + 1266*y^3*z^3 - 388*z^4 + 813*y*z^4 + 628*y^2*z^4 + 248*z^5 + 103*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-2552*y^3 + 7386*y^4 - 6756*y^5 + 1562*y^6 + 360*y^7 - 8301*y^2*z + 32146*y^3*z - 37990*y^4*z + 12818*y^5*z + 1327*y^6*z - 8097*y*z^2 + 45405*y^2*z^2 - 67871*y^3*z^2 + 29647*y^4*z^2 + 880*y^5*z^2 - 2543*z^3 + 27585*y*z^3 - 56985*y^2*z^3 + 34151*y^3*z^3 - 2316*y^4*z^3 + 6550*z^4 - 24136*y*z^4 + 21242*y^2*z^4 - 3764*y^3*z^4 - 3983*z^5 + 5482*y*z^5 - 1535*y^2*z^5))/(432*(-1 + y)^2*y*z*(-1 + y + z)*(y + z)^3) - (11*Pi^2*(-1 + z)*G[0, 1, z])/(6*y*z) - (17*Pi^2*(-1 + z)*G[0, 1 - y, z])/(4*y*z) + (Pi^2*(-1 + z)*G[0, -y, z])/(6*y*z) - (29*Pi^2*(-1 + z)*G[1, 0, z])/ (12*y*z) + (Pi^2*(-1 + z)*G[1, 1, z])/(6*y*z) + (29*Pi^2*(-1 + z)*G[1, 1 - y, z])/(12*y*z) - (5*Pi^2*(-1 + z)*G[1 - y, 0, z])/(2*y*z) + (3*Pi^2*(-1 + z)*G[1 - y, 1, z])/(2*y*z) + (5*Pi^2*(-1 + z)*G[1 - y, 1 - y, z])/(6*y*z) + (Pi^2*(-1 + z)*G[1 - y, -y, z])/(2*y*z) + (Pi^2*(-1 + z)*G[-y, 0, z])/ (3*y*z) + (4*Pi^2*(-1 + z)*G[-y, 1 - y, z])/(3*y*z) + (Pi^2*(1 - z)*G[-y, -y, z])/(y*z) + ((((-21*I)/2)*Pi*(-1 + z))/(y*z) + (-409*y^3 + 1636*y^4 - 2454*y^5 + 1636*y^6 - 409*y^7 - 1857*y^2*z + 8042*y^3*z - 13045*y^4*z + 9453*y^5*z - 2690*y^6*z + 97*y^7*z - 1362*y*z^2 + 7920*y^2*z^2 - 16027*y^3*z^2 + 14010*y^4*z^2 - 4935*y^5*z^2 + 412*y^6*z^2 - 409*z^3 + 3613*y*z^3 - 9336*y^2*z^3 + 9907*y^3*z^3 - 4375*y^4*z^3 + 654*y^5*z^3 + 614*z^4 - 2671*y*z^4 + 3816*y^2*z^4 - 2165*y^3*z^4 + 460*y^4*z^4 - 256*z^5 + 597*y*z^5 - 444*y^2*z^5 + 121*y^3*z^5)/(12*(-1 + y)^3*y*z*(-1 + y + z)* (y + z)^3))*Zeta[3]) + G[-y, 1 - y, z]* ((299*Pi^4*(-1 + z))/(180*y*z) + ((I/36)*Pi^3*(81*y^4 - 180*y^5 + 90*y^6 + 262*y^3*z - 622*y^4*z + 342*y^5*z - 204*y^2*z^2 - 392*y^3*z^2 + 541*y^4*z^2 + 30*y*z^3 - 144*y^2*z^3 + 544*y^3*z^3 + 19*z^4 - 304*y*z^4 + 456*y^2*z^4 - 110*z^5 + 274*y*z^5 + 73*z^6))/(y*z^2*(-1 + y + z)*(y + z)^3) + (Pi^2*(2106*y^4 - 3786*y^5 + 1722*y^6 + 5953*y^3*z - 12121*y^4*z + 6000*y^5*z + 5175*y^2*z^2 - 15329*y^3*z^2 + 8791*y^4*z^2 + 849*y*z^3 - 9399*y^2*z^3 + 7426*y^3*z^3 + 535*z^4 - 3379*y*z^4 + 4296*y^2*z^4 - 974*z^5 + 1810*y*z^5 + 427*z^6))/ (432*y*z^2*(-1 + y + z)*(y + z)^3) + (((-15*I)*Pi*(-1 + z))/(y*z) + (17*y^4 - 40*y^5 + 20*y^6 + 56*y^3*z - 129*y^4*z + 67*y^5*z - 88*y^2*z^2 - 23*y^3*z^2 + 88*y^4*z^2 - y*z^3 + 30*y^2*z^3 + 82*y^3*z^3 + 5*z^4 - 66*y*z^4 + 88*y^2*z^4 - 30*z^5 + 67*y*z^5 + 20*z^6)/(2*y*z^2*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (((-18*I)*Pi*(-1 + z))/(y*z) + (129*y^4 - 300*y^5 + 150*y^6 + 425*y^3*z - 983*y^4*z + 516*y^5*z - 507*y^2*z^2 - 337*y^3*z^2 + 692*y^4*z^2 + 27*y*z^3 + 87*y^2*z^3 + 608*y^3*z^3 + 38*z^4 - 455*y*z^4 + 582*y^2*z^4 - 196*z^5 + 428*y*z^5 + 128*z^6)/ (12*y*z^2*(-1 + y + z)*(y + z)^3))*G[1, 0, 0, y] + ((-33*y^4 + 60*y^5 - 30*y^6 - 29*y^3*z + 191*y^4*z - 168*y^5*z - 57*y^2*z^2 + 217*y^3*z^2 - 284*y^4*z^2 + 141*y*z^3 - 195*y^2*z^3 - 56*y^3*z^3 + 70*z^4 - 445*y*z^4 + 306*y^2*z^4 - 164*z^5 + 304*y*z^5 + 88*z^6)*G[1, 1, 0, y])/(12*y*z^2*(-1 + y + z)* (y + z)^3) + (10*(-1 + z)*G[0, 0, 1, 0, y])/(y*z) + (17*(-1 + z)*G[0, 1, 0, 0, y])/(y*z) - (8*(-1 + z)*G[0, 1, 1, 0, y])/ (y*z) + (17*(-1 + z)*G[1, 0, 0, 0, y])/(y*z) - (8*(-1 + z)*G[1, 0, 1, 0, y])/(y*z) - (4*(-1 + z)*G[1, 1, 0, 0, y])/ (y*z) + (5*(-1 + z)*G[1, 1, 1, 0, y])/(y*z) + (((12*I)*Pi*(-1 + z))/(y*z) + (-21*y^4 + 60*y^5 - 30*y^6 - 109*y^3*z + 187*y^4*z - 60*y^5*z + 303*y^2*z^2 - 139*y^3*z^2 - 40*y^4*z^2 - 51*y*z^3 - 39*y^2*z^3 - 160*y^3*z^3 - 46*z^4 + 391*y*z^4 - 390*y^2*z^4 + 164*z^5 - 340*y*z^5 - 100*z^6)/(6*y*z^2*(-1 + y + z)* (y + z)^3))*Zeta[3]) + G[1 - y, 0, z]* ((-973*Pi^4*(-1 + z))/(720*y*z) + (Pi^2*(1360*y^3 - 866*y^4 - 2348*y^5 + 1854*y^6 + 2070*y^2*z - 3332*y^3*z - 5217*y^4*z + 6479*y^5*z + 4395*y*z^2 - 13212*y^2*z^2 + 1855*y^3*z^2 + 8114*y^4*z^2 + 2044*z^3 - 13067*y*z^3 + 10966*y^2*z^3 + 3513*y^3*z^3 - 3962*z^4 + 8088*y*z^4 - 670*y^2*z^4 + 1846*z^5 - 694*y*z^5))/(432*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3) - ((I/72)*Pi^3*(-299*y^3 + 598*y^4 - 299*y^5 - 519*y^2*z + 1708*y^3*z - 1281*y^4*z + 92*y^5*z - 816*y*z^2 + 3264*y^2*z^2 - 3077*y^3*z^2 + 440*y^4*z^2 - 299*z^3 + 2527*y*z^3 - 3563*y^2*z^3 + 768*y^3*z^3 + 670*z^4 - 1821*y*z^4 + 584*y^2*z^4 - 353*z^5 + 164*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + ((((-51*I)/2)*Pi*(-1 + z))/(y*z) + (-270*y^4 + 810*y^5 - 810*y^6 + 270*y^7 - 1228*y^3*z + 3482*y^4*z - 3280*y^5*z + 1026*y^6*z - 1350*y^2*z^2 + 4994*y^3*z^2 - 5049*y^4*z^2 + 1405*y^5*z^2 - 1371*y*z^3 + 5454*y^2*z^3 - 5260*y^3*z^3 + 862*y^4*z^3 - 418*z^4 + 3407*y*z^4 - 4300*y^2*z^4 + 366*y^3*z^4 + 836*z^5 - 2037*y*z^5 + 256*y^2*z^5 - 418*z^6 + 103*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)* (y + z)^3))*G[0, 0, 0, y] + ((((51*I)/2)*Pi*(-1 + z))/(y*z) + (180*y^4 - 540*y^5 + 540*y^6 - 180*y^7 + 973*y^3*z - 2684*y^4*z + 2449*y^5*z - 738*y^6*z + 1251*y^2*z^2 - 4514*y^3*z^2 + 4617*y^4*z^2 - 1354*y^5*z^2 + 1353*y*z^3 - 5526*y^2*z^3 + 6049*y^3*z^3 - 1714*y^4*z^3 + 433*z^4 - 3572*y*z^4 + 5323*y^2*z^4 - 1698*y^3*z^4 - 878*z^5 + 2424*y*z^5 - 1060*y^2*z^5 + 442*z^6 - 280*y*z^6)/(12*(-1 + y)*y*z^2* (-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (((18*I)*Pi*(-1 + z))/(y*z) + (180*y^4 - 540*y^5 + 540*y^6 - 180*y^7 + 845*y^3*z - 2428*y^4*z + 2321*y^5*z - 738*y^6*z + 993*y^2*z^2 - 3778*y^3*z^2 + 3894*y^4*z^2 - 1109*y^5*z^2 + 996*y*z^3 - 4278*y^2*z^3 + 4322*y^3*z^3 - 752*y^4*z^3 + 305*z^4 - 2683*y*z^4 + 3524*y^2*z^4 - 282*y^3*z^4 - 658*z^5 + 1656*y*z^5 - 134*y^2*z^5 + 341*z^6 - 53*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1, 0, 0, y] + (((6*I)*Pi*(-1 + z))/(y*z) + (-217*y^3 + 434*y^4 - 217*y^5 - 567*y^2*z + 1688*y^3*z - 1158*y^4*z + 37*y^5*z - 633*y*z^2 + 2844*y^2*z^2 - 2629*y^3*z^2 + 184*y^4*z^2 - 217*z^3 + 2078*y*z^3 - 2893*y^2*z^3 + 330*y^3*z^3 + 554*z^4 - 1512*y*z^4 + 256*y^2*z^4 - 307*z^5 + 73*y*z^5)/ (12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + (24*(-1 + z)*G[0, 0, 0, 0, y])/(y*z) - (39*(-1 + z)*G[0, 0, 1, 0, y])/ (2*y*z) - (34*(-1 + z)*G[0, 1, 0, 0, y])/(y*z) + (15*(-1 + z)*G[0, 1, 1, 0, y])/(y*z) - (22*(-1 + z)*G[1, 0, 0, 0, y])/ (y*z) + (9*(-1 + z)*G[1, 0, 1, 0, y])/(y*z) + (9*(-1 + z)*G[1, 1, 0, 0, y])/(2*y*z) + ((-1 + z)*G[1, 1, 1, 0, y])/ (2*y*z) + (((-39*I)*Pi*(-1 + z))/(y*z) + (-180*y^4 + 540*y^5 - 540*y^6 + 180*y^7 - 884*y^3*z + 2506*y^4*z - 2360*y^5*z + 738*y^6*z - 942*y^2*z^2 + 3562*y^3*z^2 - 4182*y^4*z^2 + 1562*y^5*z^2 - 1077*y*z^3 + 3930*y^2*z^3 - 5147*y^3*z^3 + 2492*y^4*z^3 - 344*z^4 + 2383*y*z^4 - 4229*y^2*z^4 + 2784*y^3*z^4 + 544*z^5 - 1680*y*z^5 + 1730*y^2*z^5 - 236*z^6 + 434*y*z^6)/(12*(-1 + y)*y*z^2* (-1 + y + z)*(y + z)^3))*Zeta[3]) + G[1, 0, y]*((1441*Pi^4*(-1 + z))/(1440*y*z) + (-201809*y^2 + 668254*y^3 - 731081*y^4 + 264636*y^5 + 559094*y*z - 1672746*y^2*z + 1325813*y^3*z - 212161*y^4*z + 462751*z^2 - 2679450*y*z^2 + 3757856*y^2*z^2 - 1145949*y^3*z^2 - 934754*z^3 + 2471117*y*z^3 - 745947*y^2*z^3 + 472003*z^4 - 76795*y*z^4)/ (5184*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + ((I/864)*Pi*(10957*y^2 - 6182*y^3 - 20507*y^4 + 15732*y^5 + 161180*y*z - 487860*y^2*z + 389219*y^3*z - 62539*y^4*z + 81931*z^2 - 507912*y*z^2 + 644996*y^2*z^2 - 165681*y^3*z^2 - 162818*z^3 + 384449*y*z^3 - 114963*y^2*z^3 + 80887*z^4 - 27553*y*z^4))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + ((I/144)*Pi^3*(-73*y^3 + 146*y^4 - 73*y^5 - 975*y^2*z + 1520*y^3*z - 600*y^4*z + 55*y^5*z - 381*y*z^2 + 228*y^2*z^2 + 347*y^3*z^2 + 508*y^4*z^2 - 73*z^3 - 982*y*z^3 + 1967*y^2*z^3 + 1194*y^3*z^3 - 430*z^4 + 1452*y*z^4 + 1084*y^2*z^4 + 359*z^5 + 343*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(7831*y^3 - 23637*y^4 + 23871*y^5 - 8155*y^6 + 90*y^7 + 44853*y^2*z - 168497*y^3*z + 217172*y^4*z - 108193*y^5*z + 14665*y^6*z + 50988*y*z^2 - 253188*y^2*z^2 + 405778*y^3*z^2 - 251741*y^4*z^2 + 48127*y^5*z^2 + 15607*z^3 - 140706*y*z^3 + 309018*y^2*z^3 - 246169*y^3*z^3 + 62142*y^4*z^3 - 29096*z^4 + 108446*y*z^4 - 117571*y^2*z^4 + 38113*y^3*z^4 + 13546*z^5 - 23105*y*z^5 + 9523*y^2*z^5))/(432*(-1 + y)^2*y*z*(-1 + y + z)* (y + z)^3) + ((31*Pi^2*(-1 + z))/(12*y*z) - ((I/12)*Pi*(18*y + 5*z - 23*y*z - 10*z^2 + 77*y*z^2 + 5*z^3))/ (y*z^2*(-1 + y + z)) + (402*y^3 - 360*y^4 + 1358*y^2*z - 1856*y^3*z + 162*y^4*z + 1159*y*z^2 - 4226*y^2*z^2 + 1148*y^3*z^2 + 401*z^3 - 4072*y*z^3 + 2850*y^2*z^3 - 1540*z^4 + 3003*y*z^4 + 1139*z^5)/(72*y*z^2*(-1 + y + z)*(y + z)^2))* G[1, 0, z] + (Pi^2*(-1 + z)*G[1, 1, z])/(2*y*z) + ((-8*Pi^2*(-1 + z))/(3*y*z) + ((I/12)*Pi*(18*y + 5*z - 23*y*z - 10*z^2 + 77*y*z^2 + 5*z^3))/(y*z^2*(-1 + y + z)) + (-402*y^3 + 360*y^4 - 1358*y^2*z + 1856*y^3*z - 162*y^4*z - 1159*y*z^2 + 4226*y^2*z^2 - 1148*y^3*z^2 - 401*z^3 + 4072*y*z^3 - 2850*y^2*z^3 + 1540*z^4 - 3003*y*z^4 - 1139*z^5)/ (72*y*z^2*(-1 + y + z)*(y + z)^2))*G[1, 1 - y, z] + ((53*Pi^2*(-1 + z))/(12*y*z) + ((I/12)*Pi*(-299*y^3 + 598*y^4 - 299*y^5 - 519*y^2*z + 1708*y^3*z - 1281*y^4*z + 92*y^5*z - 816*y*z^2 + 3264*y^2*z^2 - 3077*y^3*z^2 + 440*y^4*z^2 - 299*z^3 + 2527*y*z^3 - 3563*y^2*z^3 + 768*y^3*z^3 + 670*z^4 - 1821*y*z^4 + 584*y^2*z^4 - 353*z^5 + 164*y*z^5))/((-1 + y)*y*z*(-1 + y + z)* (y + z)^3) + (-1360*y^3 + 866*y^4 + 2348*y^5 - 1854*y^6 - 2070*y^2*z + 3332*y^3*z + 5217*y^4*z - 6479*y^5*z - 4395*y*z^2 + 13212*y^2*z^2 - 1855*y^3*z^2 - 8114*y^4*z^2 - 2044*z^3 + 13067*y*z^3 - 10966*y^2*z^3 - 3513*y^3*z^3 + 3962*z^4 - 8088*y*z^4 + 670*y^2*z^4 - 1846*z^5 + 694*y*z^5)/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, z] + (2*Pi^2*(-1 + z)*G[1 - y, 1, z])/(3*y*z) + ((-9*Pi^2*(-1 + z))/(2*y*z) - ((I/12)*Pi*(-180*y^4 + 540*y^5 - 540*y^6 + 180*y^7 - 779*y^3*z + 2242*y^4*z - 2147*y^5*z + 684*y^6*z - 1005*y^2*z^2 + 3460*y^3*z^2 - 3378*y^4*z^2 + 923*y^5*z^2 - 843*y*z^3 + 3480*y^2*z^3 - 3341*y^3*z^3 + 488*y^4*z^3 - 239*z^4 + 2002*y*z^4 - 2477*y^2*z^4 + 66*y^3*z^4 + 478*z^5 - 1146*y*z^5 + 20*y^2*z^5 - 239*z^6 + 23*y*z^6))/ ((-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) + (852*y^4 - 2565*y^5 + 2574*y^6 - 861*y^7 + 3268*y^3*z - 9023*y^4*z + 8251*y^5*z - 2496*y^6*z + 4017*y^2*z^2 - 12176*y^3*z^2 + 9663*y^4*z^2 - 1504*y^5*z^2 + 2934*y*z^3 - 10461*y^2*z^3 + 6061*y^3*z^3 + 2105*y^4*z^3 + 874*z^4 - 5744*y*z^4 + 3691*y^2*z^4 + 3096*y^3*z^4 - 1460*z^5 + 2202*y*z^5 + 1175*y^2*z^5 + 586*z^6 + 53*y*z^6)/(36*(-1 + y)*y*z^2*(-1 + y + z)* (y + z)^3))*G[1 - y, 1 - y, z] - (5*Pi^2*(-1 + z)*G[1 - y, -y, z])/ (6*y*z) + ((47*Pi^2*(-1 + z))/(6*y*z) + ((I/6)*Pi*(81*y^4 - 180*y^5 + 90*y^6 + 262*y^3*z - 622*y^4*z + 342*y^5*z - 204*y^2*z^2 - 392*y^3*z^2 + 541*y^4*z^2 + 30*y*z^3 - 144*y^2*z^3 + 544*y^3*z^3 + 19*z^4 - 304*y*z^4 + 456*y^2*z^4 - 110*z^5 + 274*y*z^5 + 73*z^6))/(y*z^2*(-1 + y + z)*(y + z)^3) + (2106*y^4 - 3786*y^5 + 1722*y^6 + 5953*y^3*z - 12121*y^4*z + 6000*y^5*z + 5175*y^2*z^2 - 15329*y^3*z^2 + 8791*y^4*z^2 + 849*y*z^3 - 9399*y^2*z^3 + 7426*y^3*z^3 + 535*z^4 - 3379*y*z^4 + 4296*y^2*z^4 - 974*z^5 + 1810*y*z^5 + 427*z^6)/ (72*y*z^2*(-1 + y + z)*(y + z)^3))*G[-y, 0, z] + ((-17*Pi^2*(-1 + z))/(2*y*z) + (-2106*y^4 + 3786*y^5 - 1722*y^6 - 5953*y^3*z + 12121*y^4*z - 6000*y^5*z - 5175*y^2*z^2 + 15329*y^3*z^2 - 8791*y^4*z^2 - 849*y*z^3 + 9399*y^2*z^3 - 7426*y^3*z^3 - 535*z^4 + 3379*y*z^4 - 4296*y^2*z^4 + 974*z^5 - 1810*y*z^5 - 427*z^6)/(72*y*z^2*(-1 + y + z)*(y + z)^3) - ((I/6)*Pi*(81*y^4 - 180*y^5 + 90*y^6 + 262*y^3*z - 622*y^4*z + 342*y^5*z - 204*y^2*z^2 - 392*y^3*z^2 + 541*y^4*z^2 + 30*y*z^3 - 144*y^2*z^3 + 544*y^3*z^3 + 19*z^4 - 304*y*z^4 + 456*y^2*z^4 - 110*z^5 + 274*y*z^5 + 73*z^6))/(y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, z] + (5*Pi^2*(-1 + z)*G[-y, -y, z])/(3*y*z) + (((-33*I)*Pi*(-1 + z))/(y*z) + (-116*y^3 + 232*y^4 - 116*y^5 - 110*y^2*z + 556*y^3*z - 518*y^4*z + 72*y^5*z - 297*y*z^2 + 1364*y^2*z^2 - 1477*y^3*z^2 + 332*y^4*z^2 - 116*z^3 + 1189*y*z^3 - 1871*y^2*z^3 + 564*y^3*z^3 + 336*z^4 - 990*y*z^4 + 420*y^2*z^4 - 194*z^5 + 116*y*z^5)/(4*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[0, 0, 0, z] + ((((87*I)/2)*Pi*(-1 + z))/(y*z) + (440*y^3 - 880*y^4 + 440*y^5 + 648*y^2*z - 2176*y^3*z + 1497*y^4*z + 31*y^5*z + 1176*y*z^2 - 4320*y^2*z^2 + 3491*y^3*z^2 - 50*y^4*z^2 + 440*z^3 - 3376*y*z^3 + 4163*y^2*z^3 - 336*y^3*z^3 - 880*z^4 + 2169*y*z^4 - 398*y^2*z^4 + 440*z^5 - 143*y*z^5)/ (12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[0, 0, 1 - y, z] + ((((21*I)/2)*Pi*(-1 + z))/(y*z) + (3*y^4 - 3*y^5 - 25*y^3*z + 56*y^4*z - 31*y^5*z - 51*y^2*z^2 + 158*y^3*z^2 - 213*y^4*z^2 + 106*y^5*z^2 - 90*y*z^3 + 300*y^2*z^3 - 553*y^3*z^3 + 352*y^4*z^3 - 34*z^4 + 224*y*z^4 - 583*y^2*z^4 + 420*y^3*z^4 + 56*z^5 - 237*y*z^5 + 208*y^2*z^5 - 25*z^6 + 34*y*z^6)/(12*(-1 + y)*y*z^2* (-1 + y + z)*(y + z)^3))*G[0, 1, 0, z] + ((((-21*I)/2)*Pi*(-1 + z))/(y*z) + (-3*y^4 + 3*y^5 + 25*y^3*z - 56*y^4*z + 31*y^5*z + 51*y^2*z^2 - 158*y^3*z^2 + 213*y^4*z^2 - 106*y^5*z^2 + 90*y*z^3 - 300*y^2*z^3 + 553*y^3*z^3 - 352*y^4*z^3 + 34*z^4 - 224*y*z^4 + 583*y^2*z^4 - 420*y^3*z^4 - 56*z^5 + 237*y*z^5 - 208*y^2*z^5 + 25*z^6 - 34*y*z^6)/(12*(-1 + y)*y*z^2* (-1 + y + z)*(y + z)^3))*G[0, 1, 1 - y, z] + (((21*I)*Pi*(-1 + z))/(y*z) + (236*y^3 - 472*y^4 + 236*y^5 + 414*y^2*z - 1348*y^3*z + 867*y^4*z + 67*y^5*z + 645*y*z^2 - 2556*y^2*z^2 + 1982*y^3*z^2 + 154*y^4*z^2 + 236*z^3 - 1969*y*z^3 + 2348*y^2*z^3 + 60*y^3*z^3 - 520*z^4 + 1269*y*z^4 - 74*y^2*z^4 + 272*z^5 - 47*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[0, 1 - y, 0, z] + (((-21*I)*Pi*(-1 + z))/(y*z) + (-30*y^4 + 90*y^5 - 90*y^6 + 30*y^7 + 160*y^3*z - 128*y^4*z - 284*y^5*z + 312*y^6*z - 60*y^7*z + 450*y^2*z^2 - 1182*y^3*z^2 + 152*y^4*z^2 + 862*y^5*z^2 - 282*y^6*z^2 + 675*y*z^3 - 2628*y^2*z^3 + 1839*y^3*z^3 + 998*y^4*z^3 - 668*y^5*z^3 + 250*z^4 - 2342*y*z^4 + 3535*y^2*z^4 - 79*y^3*z^4 - 932*y^4*z^4 - 678*z^5 + 2501*y*z^5 - 1115*y^2*z^5 - 708*y^3*z^5 + 624*z^6 - 814*y*z^6 - 242*y^2*z^6 - 196*z^7 - 20*y*z^7)/ (12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* G[0, 1 - y, 1 - y, z] + (((15*I)*Pi*(-1 + z))/(y*z) + (9*y^4 - 29*y^5 + 30*y^6 - 10*y^7 + 17*y^3*z - 99*y^4*z + 166*y^5*z - 104*y^6*z + 20*y^7*z + 305*y^2*z^2 - 637*y^3*z^2 + 505*y^4*z^2 - 267*y^5*z^2 + 94*y^6*z^2 + 45*y*z^3 - 507*y^2*z^3 + 729*y^3*z^3 - 415*y^4*z^3 + 130*y^5*z^3 - 10*z^4 + 162*y*z^4 - 249*y^2*z^4 + 81*y^3*z^4 - 20*y^4*z^4 + 102*z^5 - 523*y*z^5 + 621*y^2*z^5 - 200*y^3*z^5 - 156*z^6 + 362*y*z^6 - 170*y^2*z^6 + 64*z^7 - 46*y*z^7)/(4*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3))*G[0, -y, 0, z] + (((-15*I)*Pi*(-1 + z))/(y*z) + (-9*y^4 + 29*y^5 - 30*y^6 + 10*y^7 - 17*y^3*z + 99*y^4*z - 166*y^5*z + 104*y^6*z - 20*y^7*z - 305*y^2*z^2 + 637*y^3*z^2 - 505*y^4*z^2 + 267*y^5*z^2 - 94*y^6*z^2 - 45*y*z^3 + 507*y^2*z^3 - 729*y^3*z^3 + 415*y^4*z^3 - 130*y^5*z^3 + 10*z^4 - 162*y*z^4 + 249*y^2*z^4 - 81*y^3*z^4 + 20*y^4*z^4 - 102*z^5 + 523*y*z^5 - 621*y^2*z^5 + 200*y^3*z^5 + 156*z^6 - 362*y*z^6 + 170*y^2*z^6 - 64*z^7 + 46*y*z^7)/(4*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3))*G[0, -y, 1 - y, z] + (((15*I)*Pi*(-1 + z))/(y*z) + (15*y - 8*z - 7*y*z + 16*z^2 + 112*y*z^2 - 8*z^3)/ (12*y*z^2*(-1 + y + z)))*G[1, 0, 0, z] + ((((-27*I)/2)*Pi*(-1 + z))/(y*z) + (-3*y + 2*z + y*z - 4*z^2 - 25*y*z^2 + 2*z^3)/(3*y*z^2*(-1 + y + z)))*G[1, 0, 1 - y, z] + (((-6*I)*Pi*(-1 + z))/(y*z) + (5*y - 24*z + 19*y*z + 48*z^2 - 28*y*z^2 - 24*z^3)/(4*y*z^2*(-1 + y + z)))*G[1, 1, 0, z] + (((6*I)*Pi*(-1 + z))/(y*z) + (-5*y + 24*z - 19*y*z - 48*z^2 + 28*y*z^2 + 24*z^3)/(4*y*z^2*(-1 + y + z)))*G[1, 1, 1 - y, z] + ((((-27*I)/2)*Pi*(-1 + z))/(y*z) + (-3*y - 7*z + 10*y*z + 14*z^2 - 61*y*z^2 - 7*z^3)/(6*y*z^2*(-1 + y + z)))*G[1, 1 - y, 0, z] + (((12*I)*Pi*(-1 + z))/(y*z) + (3*y + 14*z - 17*y*z - 28*z^2 + 110*y*z^2 + 14*z^3)/(12*y*z^2*(-1 + y + z)))* G[1, 1 - y, 1 - y, z] + ((((3*I)/2)*Pi*(-1 + z))/(y*z) + (280*y^3 - 560*y^4 + 280*y^5 + 588*y^2*z - 1832*y^3*z + 1335*y^4*z - 91*y^5*z + 786*y*z^2 - 3288*y^2*z^2 + 3127*y^3*z^2 - 418*y^4*z^2 + 280*z^3 - 2474*y*z^3 + 3523*y^2*z^3 - 708*y^3*z^3 - 656*z^4 + 1803*y*z^4 - 526*y^2*z^4 + 352*z^5 - 145*y*z^5)/ (12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 0, 0, z] + (((-12*I)*Pi*(-1 + z))/(y*z) + (-240*y^4 + 720*y^5 - 720*y^6 + 240*y^7 - 941*y^3*z + 2848*y^4*z - 2873*y^5*z + 966*y^6*z - 1131*y^2*z^2 + 4162*y^3*z^2 - 4407*y^4*z^2 + 1376*y^5*z^2 - 849*y*z^3 + 3750*y^2*z^3 - 3854*y^3*z^3 + 692*y^4*z^3 - 221*z^4 + 1960*y*z^4 - 2402*y^2*z^4 - 120*y^3*z^4 + 442*z^5 - 1023*y*z^5 - 202*y^2*z^5 - 221*z^6 - 40*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)* (y + z)^3))*G[1 - y, 0, 1 - y, z] + (((-3*I)*Pi*(-1 + z))/(y*z) + (-66*y^4 + 186*y^5 - 180*y^6 + 60*y^7 - 151*y^3*z + 536*y^4*z - 655*y^5*z + 300*y^6*z - 30*y^7*z - 99*y^2*z^2 + 435*y^3*z^2 - 671*y^4*z^2 + 395*y^5*z^2 - 60*y^6*z^2 + 66*y*z^3 - 201*y^2*z^3 + 249*y^3*z^3 - 179*y^4*z^3 + 74*y^5*z^3 + 47*z^4 - 427*y*z^4 + 1007*y^2*z^4 - 929*y^3*z^4 + 320*y^4*z^4 - 141*z^5 + 670*y*z^5 - 895*y^2*z^5 + 366*y^3*z^5 + 141*z^6 - 347*y*z^6 + 188*y^2*z^6 - 47*z^7 + 38*y*z^7)/ (12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, 0, z] + (((3*I)*Pi*(-1 + z))/(y*z) + (66*y^4 - 186*y^5 + 180*y^6 - 60*y^7 + 151*y^3*z - 536*y^4*z + 655*y^5*z - 300*y^6*z + 30*y^7*z + 99*y^2*z^2 - 435*y^3*z^2 + 671*y^4*z^2 - 395*y^5*z^2 + 60*y^6*z^2 - 66*y*z^3 + 201*y^2*z^3 - 249*y^3*z^3 + 179*y^4*z^3 - 74*y^5*z^3 - 47*z^4 + 427*y*z^4 - 1007*y^2*z^4 + 929*y^3*z^4 - 320*y^4*z^4 + 141*z^5 - 670*y*z^5 + 895*y^2*z^5 - 366*y^3*z^5 - 141*z^6 + 347*y*z^6 - 188*y^2*z^6 + 47*z^7 - 38*y*z^7)/(12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3))*G[1 - y, 1, 1 - y, z] + (((-3*I)*Pi*(-1 + z))/(y*z) + (-60*y^4 + 180*y^5 - 180*y^6 + 60*y^7 - 246*y^3*z + 738*y^4*z - 738*y^5*z + 246*y^6*z - 336*y^2*z^2 + 1190*y^3*z^2 - 1236*y^4*z^2 + 382*y^5*z^2 - 249*y*z^3 + 1134*y^2*z^3 - 1227*y^3*z^3 + 276*y^4*z^3 - 66*z^4 + 609*y*z^4 - 837*y^2*z^4 + 96*y^3*z^4 + 140*z^5 - 360*y*z^5 + 22*y^2*z^5 - 72*z^6 + 6*y*z^6)/(4*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 0, z] + (((3*I)*Pi*(-1 + z))/(y*z) + (-240*y^4 + 720*y^5 - 720*y^6 + 240*y^7 - 871*y^3*z + 2954*y^4*z - 3505*y^5*z + 1632*y^6*z - 210*y^7*z - 1089*y^2*z^2 + 4827*y^3*z^2 - 6938*y^4*z^2 + 4052*y^5*z^2 - 852*y^6*z^2 - 675*y*z^3 + 4257*y^2*z^3 - 7419*y^3*z^3 + 4924*y^4*z^3 - 1267*y^5*z^3 - 151*z^4 + 2117*y*z^4 - 5047*y^2*z^4 + 3481*y^3*z^4 - 760*y^4*z^4 + 453*z^5 - 2168*y*z^5 + 1763*y^2*z^5 - 48*y^3*z^5 - 453*z^6 + 697*y*z^6 + 116*y^2*z^6 + 151*z^7 + 29*y*z^7)/(12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 1 - y, z] + (((12*I)*Pi*(-1 + z))/(y*z) + (-63*y^4 + 183*y^5 - 180*y^6 + 60*y^7 - 236*y^3*z + 733*y^4*z - 806*y^5*z + 354*y^6*z - 45*y^7*z - 204*y^2*z^2 + 966*y^3*z^2 - 1423*y^4*z^2 + 805*y^5*z^2 - 144*y^6*z^2 - 177*y*z^3 + 780*y^2*z^3 - 1305*y^3*z^3 + 911*y^4*z^3 - 182*y^5*z^3 - 47*z^4 + 481*y*z^4 - 989*y^2*z^4 + 797*y^3*z^4 - 188*y^4*z^4 + 117*z^5 - 481*y*z^5 + 601*y^2*z^5 - 237*y^3*z^5 - 99*z^6 + 233*y*z^6 - 188*y^2*z^6 + 29*z^7 - 56*y*z^7)/(6*(-1 + y)*y*(-1 + z)*z^2* (-1 + y + z)*(y + z)^3))*G[1 - y, -y, 0, z] + (((-12*I)*Pi*(-1 + z))/(y*z) + (63*y^4 - 183*y^5 + 180*y^6 - 60*y^7 + 236*y^3*z - 733*y^4*z + 806*y^5*z - 354*y^6*z + 45*y^7*z + 204*y^2*z^2 - 966*y^3*z^2 + 1423*y^4*z^2 - 805*y^5*z^2 + 144*y^6*z^2 + 177*y*z^3 - 780*y^2*z^3 + 1305*y^3*z^3 - 911*y^4*z^3 + 182*y^5*z^3 + 47*z^4 - 481*y*z^4 + 989*y^2*z^4 - 797*y^3*z^4 + 188*y^4*z^4 - 117*z^5 + 481*y*z^5 - 601*y^2*z^5 + 237*y^3*z^5 + 99*z^6 - 233*y*z^6 + 188*y^2*z^6 - 29*z^7 + 56*y*z^7)/(6*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, -y, 1 - y, z] + (((18*I)*Pi*(-1 + z))/(y*z) + (-195*y^4 + 420*y^5 - 210*y^6 - 623*y^3*z + 1505*y^4*z - 852*y^5*z + 309*y^2*z^2 + 1231*y^3*z^2 - 1472*y^4*z^2 - 93*y*z^3 + 663*y^2*z^3 - 1568*y^3*z^3 - 38*z^4 + 761*y*z^4 - 1242*y^2*z^4 + 244*z^5 - 668*y*z^5 - 164*z^6)/(12*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 0, 0, z] + (((-15*I)*Pi*(-1 + z))/(y*z) + (45*y^4 - 100*y^5 + 50*y^6 + 145*y^3*z - 345*y^4*z + 190*y^5*z - 143*y^2*z^2 - 195*y^3*z^2 + 306*y^4*z^2 + 9*y*z^3 - 65*y^2*z^3 + 324*y^3*z^3 + 10*z^4 - 183*y*z^4 + 286*y^2*z^4 - 68*z^5 + 174*y*z^5 + 46*z^6)/(4*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 0, 1 - y, z] + (((-9*I)*Pi*(-1 + z))/(y*z) + (57*y^4 - 120*y^5 + 60*y^6 + 163*y^3*z - 424*y^4*z + 255*y^5*z - 63*y^2*z^2 - 362*y^3*z^2 + 439*y^4*z^2 - 12*y*z^3 - 117*y^2*z^3 + 406*y^3*z^3 - 8*z^4 - 79*y*z^4 + 234*y^2*z^4 - 20*z^5 + 91*y*z^5 + 19*z^6)/(6*y*z^2*(-1 + y + z)*(y + z)^3))*G[-y, 1 - y, 0, z] + (((6*I)*Pi*(-1 + z))/(y*z) + (-9*y^4 + 20*y^5 - 10*y^6 - 23*y^3*z + 63*y^4*z - 38*y^5*z + 41*y^2*z^2 + 13*y^3*z^2 - 54*y^4*z^2 + 15*y*z^3 - 39*y^2*z^3 - 36*y^3*z^3 + 4*z^4 - 9*y*z^4 - 14*y^2*z^4 - 6*y*z^5 - 2*z^6)/(2*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 1 - y, z] + (((-24*I)*Pi*(-1 + z))/(y*z) + (75*y^4 - 180*y^5 + 90*y^6 + 247*y^3*z - 565*y^4*z + 288*y^5*z - 549*y^2*z^2 + 61*y^3*z^2 + 364*y^4*z^2 - 39*y*z^3 + 273*y^2*z^3 + 376*y^3*z^3 + 22*z^4 - 337*y*z^4 + 474*y^2*z^4 - 164*z^5 + 376*y*z^5 + 112*z^6)/(6*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, -y, 0, z] + (((24*I)*Pi*(-1 + z))/(y*z) + (-75*y^4 + 180*y^5 - 90*y^6 - 247*y^3*z + 565*y^4*z - 288*y^5*z + 549*y^2*z^2 - 61*y^3*z^2 - 364*y^4*z^2 + 39*y*z^3 - 273*y^2*z^3 - 376*y^3*z^3 - 22*z^4 + 337*y*z^4 - 474*y^2*z^4 + 164*z^5 - 376*y*z^5 - 112*z^6)/(6*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, -y, 1 - y, z] + (57*(-1 + z)*G[0, 0, 0, 0, z])/(2*y*z) - (50*(-1 + z)*G[0, 0, 0, 1 - y, z])/(y*z) - (19*(-1 + z)*G[0, 0, 1, 0, z])/(2*y*z) + (19*(-1 + z)*G[0, 0, 1, 1 - y, z])/(2*y*z) - (55*(-1 + z)*G[0, 0, 1 - y, 0, z])/(2*y*z) + (65*(-1 + z)*G[0, 0, 1 - y, 1 - y, z])/(2*y*z) - (12*(-1 + z)*G[0, 0, -y, 0, z])/(y*z) + (12*(-1 + z)*G[0, 0, -y, 1 - y, z])/(y*z) - (15*(-1 + z)*G[0, 1, 0, 0, z])/(y*z) + (14*(-1 + z)*G[0, 1, 0, 1 - y, z])/(y*z) + (3*(-1 + z)*G[0, 1, 1, 0, z])/(y*z) - (3*(-1 + z)*G[0, 1, 1, 1 - y, z])/(y*z) + (12*(-1 + z)*G[0, 1, 1 - y, 0, z])/(y*z) - (11*(-1 + z)*G[0, 1, 1 - y, 1 - y, z])/(y*z) - (29*(-1 + z)*G[0, 1 - y, 0, 0, z])/(2*y*z) + (22*(-1 + z)*G[0, 1 - y, 0, 1 - y, z])/(y*z) + (15*(-1 + z)*G[0, 1 - y, 1, 0, z])/(2*y*z) - (15*(-1 + z)*G[0, 1 - y, 1, 1 - y, z])/(2*y*z) + (29*(-1 + z)*G[0, 1 - y, 1 - y, 0, z])/(2*y*z) - (13*(-1 + z)*G[0, 1 - y, 1 - y, 1 - y, z])/(y*z) - (8*(-1 + z)*G[0, 1 - y, -y, 0, z])/(y*z) + (8*(-1 + z)*G[0, 1 - y, -y, 1 - y, z])/(y*z) - (13*(-1 + z)*G[0, -y, 0, 0, z])/(y*z) + (13*(-1 + z)*G[0, -y, 0, 1 - y, z])/(y*z) + (5*(-1 + z)*G[0, -y, 1 - y, 0, z])/(y*z) - (5*(-1 + z)*G[0, -y, 1 - y, 1 - y, z])/(y*z) + (22*(-1 + z)*G[0, -y, -y, 0, z])/(y*z) - (22*(-1 + z)*G[0, -y, -y, 1 - y, z])/(y*z) - (35*(-1 + z)*G[1, 0, 0, 0, z])/(2*y*z) + (33*(-1 + z)*G[1, 0, 0, 1 - y, z])/(2*y*z) + ((-1 + z)*G[1, 0, 1, 0, z])/(2*y*z) + ((1 - z)*G[1, 0, 1, 1 - y, z])/ (2*y*z) + (14*(-1 + z)*G[1, 0, 1 - y, 0, z])/(y*z) - (12*(-1 + z)*G[1, 0, 1 - y, 1 - y, z])/(y*z) - (3*(-1 + z)*G[1, 0, -y, 0, z])/(y*z) + (3*(-1 + z)*G[1, 0, -y, 1 - y, z])/(y*z) + (6*(-1 + z)*G[1, 1, 0, 0, z])/(y*z) - (5*(-1 + z)*G[1, 1, 0, 1 - y, z])/(y*z) + (4*(-1 + z)*G[1, 1, 1, 0, z])/(y*z) - (4*(-1 + z)*G[1, 1, 1, 1 - y, z])/(y*z) - (3*(-1 + z)*G[1, 1, 1 - y, 0, z])/(y*z) + (2*(-1 + z)*G[1, 1, 1 - y, 1 - y, z])/(y*z) + (27*(-1 + z)*G[1, 1 - y, 0, 0, z])/(2*y*z) - (25*(-1 + z)*G[1, 1 - y, 0, 1 - y, z])/(2*y*z) - (9*(-1 + z)*G[1, 1 - y, 1, 0, z])/(2*y*z) + (9*(-1 + z)*G[1, 1 - y, 1, 1 - y, z])/(2*y*z) - (12*(-1 + z)*G[1, 1 - y, 1 - y, 0, z])/(y*z) + (10*(-1 + z)*G[1, 1 - y, 1 - y, 1 - y, z])/(y*z) - (3*(-1 + z)*G[1, 1 - y, -y, 0, z])/(y*z) + (3*(-1 + z)*G[1, 1 - y, -y, 1 - y, z])/(y*z) + (2*(-1 + z)*G[1 - y, 0, 0, 0, z])/(y*z) + (29*(-1 + z)*G[1 - y, 0, 0, 1 - y, z])/(2*y*z) + (7*(-1 + z)*G[1 - y, 0, 1, 0, z])/(y*z) - (7*(-1 + z)*G[1 - y, 0, 1, 1 - y, z])/(y*z) + (15*(-1 + z)*G[1 - y, 0, 1 - y, 0, z])/(2*y*z) - (13*(-1 + z)*G[1 - y, 0, 1 - y, 1 - y, z])/(y*z) - (11*(-1 + z)*G[1 - y, 0, -y, 0, z])/(y*z) + (11*(-1 + z)*G[1 - y, 0, -y, 1 - y, z])/(y*z) + (10*(-1 + z)*G[1 - y, 1, 0, 0, z])/(y*z) - (9*(-1 + z)*G[1 - y, 1, 0, 1 - y, z])/(y*z) + ((1 - z)*G[1 - y, 1, 1, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1, 1, 1 - y, z])/(y*z) - (11*(-1 + z)*G[1 - y, 1, 1 - y, 0, z])/(y*z) + (10*(-1 + z)*G[1 - y, 1, 1 - y, 1 - y, z])/(y*z) + ((-1 + z)*G[1 - y, 1 - y, 0, 0, z])/(2*y*z) - (4*(-1 + z)*G[1 - y, 1 - y, 0, 1 - y, z])/(y*z) + ((1 - z)*G[1 - y, 1 - y, 1, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1 - y, 1, 1 - y, z])/(y*z) + ((1 - z)*G[1 - y, 1 - y, 1 - y, 0, z])/(y*z) + ((-1 + z)*G[1 - y, 1 - y, 1 - y, 1 - y, z])/(y*z) + (4*(-1 + z)*G[1 - y, 1 - y, -y, 0, z])/(y*z) - (4*(-1 + z)*G[1 - y, 1 - y, -y, 1 - y, z])/(y*z) - (12*(-1 + z)*G[1 - y, -y, 0, 0, z])/(y*z) + (11*(-1 + z)*G[1 - y, -y, 0, 1 - y, z])/(y*z) + (5*(-1 + z)*G[1 - y, -y, 1 - y, 0, z])/(y*z) - (4*(-1 + z)*G[1 - y, -y, 1 - y, 1 - y, z])/(y*z) + (20*(-1 + z)*G[1 - y, -y, -y, 0, z])/(y*z) - (20*(-1 + z)*G[1 - y, -y, -y, 1 - y, z])/(y*z) - (17*(-1 + z)*G[-y, 0, 0, 0, z])/(y*z) + (16*(-1 + z)*G[-y, 0, 0, 1 - y, z])/(y*z) + ((1 - z)*G[-y, 0, 1, 0, z])/(y*z) + ((-1 + z)*G[-y, 0, 1, 1 - y, z])/ (y*z) + (7*(-1 + z)*G[-y, 0, 1 - y, 0, z])/(y*z) - (5*(-1 + z)*G[-y, 0, 1 - y, 1 - y, z])/(y*z) + (22*(-1 + z)*G[-y, 0, -y, 0, z])/(y*z) - (22*(-1 + z)*G[-y, 0, -y, 1 - y, z])/(y*z) + (6*(-1 + z)*G[-y, 1 - y, 0, 0, z])/(y*z) - (6*(-1 + z)*G[-y, 1 - y, 0, 1 - y, z])/(y*z) + ((1 - z)*G[-y, 1 - y, 1, 0, z])/(y*z) + ((-1 + z)*G[-y, 1 - y, 1, 1 - y, z])/(y*z) - (3*(-1 + z)*G[-y, 1 - y, 1 - y, 0, z])/(y*z) + (2*(-1 + z)*G[-y, 1 - y, 1 - y, 1 - y, z])/(y*z) + (6*(-1 + z)*G[-y, 1 - y, -y, 0, z])/(y*z) - (6*(-1 + z)*G[-y, 1 - y, -y, 1 - y, z])/(y*z) + (24*(-1 + z)*G[-y, -y, 0, 0, z])/(y*z) - (22*(-1 + z)*G[-y, -y, 0, 1 - y, z])/(y*z) - (10*(-1 + z)*G[-y, -y, 1 - y, 0, z])/(y*z) + (8*(-1 + z)*G[-y, -y, 1 - y, 1 - y, z])/(y*z) - (40*(-1 + z)*G[-y, -y, -y, 0, z])/(y*z) + (40*(-1 + z)*G[-y, -y, -y, 1 - y, z])/(y*z) + ((((-45*I)/2)*Pi*(-1 + z))/(y*z) + (1793*y^3 - 6884*y^4 + 9426*y^5 - 4724*y^6 - 439*y^7 + 1008*y^8 - 180*y^9 + 3489*y^2*z - 18687*y^3*z + 36058*y^4*z - 29934*y^5*z + 8205*y^6*z + 1877*y^7*z - 1008*y^8*z + 4974*y*z^2 - 32037*y^2*z^2 + 75735*y^3*z^2 - 82880*y^4*z^2 + 41475*y^5*z^2 - 6477*y^6*z^2 - 898*y^7*z^2 + 1793*z^3 - 22859*y*z^3 + 79332*y^2*z^3 - 119446*y^3*z^3 + 86471*y^4*z^3 - 28503*y^5*z^3 + 2996*y^6*z^3 - 5595*z^4 + 35986*y*z^4 - 80088*y^2*z^4 + 80838*y^3*z^4 - 38137*y^4*z^4 + 6996*y^5*z^4 + 5757*z^5 - 23237*y*z^5 + 33819*y^2*z^5 - 21495*y^3*z^5 + 5372*y^4*z^5 - 1955*z^6 + 5136*y*z^6 - 4515*y^2*z^6 + 1442*y^3*z^6)/(36*(-1 + y)^3*y* (-1 + z)*z*(-1 + y + z)*(y + z)^3))*Zeta[3]) + G[1 - y, 1 - y, z]*((83*Pi^4*(-1 + z))/(90*y*z) + (Pi^2*(-852*y^4 + 2565*y^5 - 2574*y^6 + 861*y^7 - 3268*y^3*z + 9023*y^4*z - 8251*y^5*z + 2496*y^6*z - 4017*y^2*z^2 + 12176*y^3*z^2 - 9663*y^4*z^2 + 1504*y^5*z^2 - 2934*y*z^3 + 10461*y^2*z^3 - 6061*y^3*z^3 - 2105*y^4*z^3 - 874*z^4 + 5744*y*z^4 - 3691*y^2*z^4 - 3096*y^3*z^4 + 1460*z^5 - 2202*y*z^5 - 1175*y^2*z^5 - 586*z^6 - 53*y*z^6))/(216*(-1 + y)*y*z^2* (-1 + y + z)*(y + z)^3) + ((I/72)*Pi^3*(-180*y^4 + 540*y^5 - 540*y^6 + 180*y^7 - 779*y^3*z + 2242*y^4*z - 2147*y^5*z + 684*y^6*z - 1005*y^2*z^2 + 3460*y^3*z^2 - 3378*y^4*z^2 + 923*y^5*z^2 - 843*y*z^3 + 3480*y^2*z^3 - 3341*y^3*z^3 + 488*y^4*z^3 - 239*z^4 + 2002*y*z^4 - 2477*y^2*z^4 + 66*y^3*z^4 + 478*z^5 - 1146*y*z^5 + 20*y^2*z^5 - 239*z^6 + 23*y*z^6))/ ((-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) + (((-9*I)*Pi*(-1 + z))/(y*z) + (80*y^4 - 240*y^5 + 240*y^6 - 80*y^7 + 310*y^3*z - 1006*y^4*z + 1152*y^5*z - 526*y^6*z + 70*y^7*z + 380*y^2*z^2 - 1648*y^3*z^2 + 2268*y^4*z^2 - 1266*y^5*z^2 + 266*y^6*z^2 + 275*y*z^3 - 1558*y^2*z^3 + 2487*y^3*z^3 - 1486*y^4*z^3 + 354*y^5*z^3 + 70*z^4 - 886*y*z^4 + 1913*y^2*z^4 - 1117*y^3*z^4 + 164*y^4*z^4 - 210*z^5 + 937*y*z^5 - 705*y^2*z^5 - 22*y^3*z^5 + 210*z^6 - 324*y*z^6 - 30*y^2*z^6 - 70*z^7 - 2*y*z^7)/ (4*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (((-9*I)*Pi*(-1 + z))/(y*z) + (270*y^4 - 810*y^5 + 810*y^6 - 270*y^7 + 1049*y^3*z - 3400*y^4*z + 3893*y^5*z - 1782*y^6*z + 240*y^7*z + 1275*y^2*z^2 - 5553*y^3*z^2 + 7648*y^4*z^2 - 4282*y^5*z^2 + 912*y^6*z^2 + 933*y*z^3 - 5259*y^2*z^3 + 8349*y^3*z^3 - 4970*y^4*z^3 + 1199*y^5*z^3 + 239*z^4 - 3013*y*z^4 + 6443*y^2*z^4 - 3677*y^3*z^4 + 512*y^4*z^4 - 717*z^5 + 3178*y*z^5 - 2323*y^2*z^5 - 138*y^3*z^5 + 717*z^6 - 1085*y*z^6 - 136*y^2*z^6 - 239*z^7 - 13*y*z^7)/(12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3))*G[1, 0, 0, y] + (((-3*I)*Pi*(-1 + z))/(y*z) + (150*y - 450*y^2 + 450*y^3 - 150*y^4 + 139*z - 452*y*z + 487*y^2*z - 174*y^3*z - 326*z^2 + 315*y*z^2 + 11*y^2*z^2 + 175*z^3 + 23*y*z^3)/ (12*(-1 + y)*y*z^2*(-1 + y + z)))*G[1, 1, 0, y] + (15*(-1 + z)*G[0, 0, 1, 0, y])/(2*y*z) + (11*(-1 + z)*G[0, 1, 0, 0, y])/(y*z) - (5*(-1 + z)*G[0, 1, 1, 0, y])/ (y*z) + (17*(-1 + z)*G[1, 0, 0, 0, y])/(2*y*z) - (5*(-1 + z)*G[1, 0, 1, 0, y])/(y*z) - (2*(-1 + z)*G[1, 1, 0, 0, y])/ (y*z) + ((-1 + z)*G[1, 1, 1, 0, y])/(y*z) + (((12*I)*Pi*(-1 + z))/(y*z) + (-10*y^4 + 30*y^5 - 30*y^6 + 10*y^7 - 37*y^3*z + 114*y^4*z - 122*y^5*z + 50*y^6*z - 5*y^7*z - 23*y^2*z^2 + 119*y^3*z^2 - 172*y^4*z^2 + 86*y^5*z^2 - 10*y^6*z^2 - 25*y*z^3 + 73*y^2*z^3 - 85*y^3*z^3 + 34*y^4*z^3 + 6*y^5*z^3 - 7*z^4 + 51*y*z^4 - 49*y^2*z^4 - 13*y^3*z^4 + 24*y^4*z^4 + 13*z^5 - 29*y*z^5 + 5*y^2*z^5 + 11*y^3*z^5 - 7*z^6 + 7*y*z^6 - 6*y^2*z^6 + z^7 - 4*y*z^7)/(2*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* Zeta[3]) + G[0, 1, z]*((-877*Pi^4*(-1 + z))/(720*y*z) + ((I/36)*Pi^3*(158*y^3 - 158*y^4 + 600*y^2*z - 916*y^3*z + 194*y^4*z + 501*y*z^2 - 1575*y^2*z^2 + 740*y^3*z^2 + 158*z^3 - 1133*y*z^3 + 1056*y^2*z^3 - 316*z^4 + 668*y*z^4 + 158*z^5))/ (y*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-568*y^3 + 1802*y^4 - 1630*y^5 + 396*y^6 - 1080*y^2*z + 5432*y^3*z - 7692*y^4*z + 3340*y^5*z - 2685*y*z^2 + 10152*y^2*z^2 - 15751*y^3*z^2 + 8482*y^4*z^2 - 748*z^3 + 6533*y*z^3 - 14557*y^2*z^3 + 9366*y^3*z^3 + 1436*z^4 - 5508*y*z^4 + 4666*y^2*z^4 - 640*z^5 + 838*y*z^5))/(432*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3) - (7*Pi^2*(-1 + z)*G[1, 0, y])/(4*y*z) + (3*Pi^2*(-1 + z)*G[1, 1, y])/(2*y*z) + ((((21*I)/2)*Pi*(-1 + z))/(y*z) + (3*y^4 - 3*y^5 - 25*y^3*z + 56*y^4*z - 31*y^5*z - 51*y^2*z^2 + 158*y^3*z^2 - 213*y^4*z^2 + 106*y^5*z^2 - 90*y*z^3 + 300*y^2*z^3 - 553*y^3*z^3 + 352*y^4*z^3 - 34*z^4 + 224*y*z^4 - 583*y^2*z^4 + 420*y^3*z^4 + 56*z^5 - 237*y*z^5 + 208*y^2*z^5 - 25*z^6 + 34*y*z^6)/(12*(-1 + y)*y*z^2* (-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + ((((-21*I)/2)*Pi*(-1 + z))/(y*z) + (-3*y^4 + 3*y^5 + 25*y^3*z - 56*y^4*z + 31*y^5*z + 51*y^2*z^2 - 158*y^3*z^2 + 213*y^4*z^2 - 106*y^5*z^2 + 90*y*z^3 - 300*y^2*z^3 + 553*y^3*z^3 - 352*y^4*z^3 + 34*z^4 - 224*y*z^4 + 583*y^2*z^4 - 420*y^3*z^4 - 56*z^5 + 237*y*z^5 - 208*y^2*z^5 + 25*z^6 - 34*y*z^6)/(12*(-1 + y)*y*z^2* (-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] - (12*(-1 + z)*G[0, 0, 1, 0, y])/(y*z) - (19*(-1 + z)*G[0, 1, 0, 0, y])/ (2*y*z) + (11*(-1 + z)*G[0, 1, 1, 0, y])/(y*z) + (10*(-1 + z)*G[1, 0, 1, 0, y])/(y*z) + (19*(-1 + z)*G[1, 1, 0, 0, y])/ (2*y*z) - (9*(-1 + z)*G[1, 1, 1, 0, y])/(y*z) + ((((9*I)/2)*Pi*(-1 + z))/(y*z) + (-2*y^4 + 2*y^5 + 37*y^3*z - 76*y^4*z + 39*y^5*z + 165*y^2*z^2 - 433*y^3*z^2 + 336*y^4*z^2 - 68*y^5*z^2 + 136*y*z^3 - 673*y^2*z^3 + 877*y^3*z^3 - 358*y^4*z^3 + 21*y^5*z^3 + 43*z^4 - 427*y*z^4 + 921*y^2*z^4 - 619*y^3*z^4 + 88*y^4*z^4 - 109*z^5 + 468*y*z^5 - 497*y^2*z^5 + 138*y^3*z^5 + 94*z^6 - 196*y*z^6 + 96*y^2*z^6 - 28*z^7 + 25*y*z^7)/ (4*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))*Zeta[3]) + G[1 - y, 1, z]*((-487*Pi^4*(-1 + z))/(360*y*z) - ((I/36)*Pi^3*(-100*y^3 - 174*y^2*z + 100*y^3*z - 273*y*z^2 + 300*y^2*z^2 - 100*z^3 + 300*y*z^3 + 100*z^4))/(y*z*(y + z)^3) + (Pi^2*(1183*y^3 - 2402*y^4 + 1147*y^5 + 72*y^6 + 4875*y^2*z - 13124*y^3*z + 10260*y^4*z - 2011*y^5*z + 3576*y*z^2 - 16098*y^2*z^2 + 18982*y^3*z^2 - 6658*y^4*z^2 + 1309*z^3 - 8699*y*z^3 + 14578*y^2*z^3 - 7782*y^3*z^3 - 1898*z^4 + 5298*y*z^4 - 3994*y^2*z^4 + 589*z^5 - 787*y*z^5))/(432*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3) + (((-3*I)*Pi*(-1 + z))/(y*z) + (-66*y^4 + 186*y^5 - 180*y^6 + 60*y^7 - 151*y^3*z + 536*y^4*z - 655*y^5*z + 300*y^6*z - 30*y^7*z - 99*y^2*z^2 + 435*y^3*z^2 - 671*y^4*z^2 + 395*y^5*z^2 - 60*y^6*z^2 + 66*y*z^3 - 201*y^2*z^3 + 249*y^3*z^3 - 179*y^4*z^3 + 74*y^5*z^3 + 47*z^4 - 427*y*z^4 + 1007*y^2*z^4 - 929*y^3*z^4 + 320*y^4*z^4 - 141*z^5 + 670*y*z^5 - 895*y^2*z^5 + 366*y^3*z^5 + 141*z^6 - 347*y*z^6 + 188*y^2*z^6 - 47*z^7 + 38*y*z^7)/(12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3))*G[0, 1, 0, y] + (((3*I)*Pi*(-1 + z))/(y*z) + (66*y^4 - 186*y^5 + 180*y^6 - 60*y^7 + 151*y^3*z - 536*y^4*z + 655*y^5*z - 300*y^6*z + 30*y^7*z + 99*y^2*z^2 - 435*y^3*z^2 + 671*y^4*z^2 - 395*y^5*z^2 + 60*y^6*z^2 - 66*y*z^3 + 201*y^2*z^3 - 249*y^3*z^3 + 179*y^4*z^3 - 74*y^5*z^3 - 47*z^4 + 427*y*z^4 - 1007*y^2*z^4 + 929*y^3*z^4 - 320*y^4*z^4 + 141*z^5 - 670*y*z^5 + 895*y^2*z^5 - 366*y^3*z^5 - 141*z^6 + 347*y*z^6 - 188*y^2*z^6 + 47*z^7 - 38*y*z^7)/(12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3))*G[1, 1, 0, y] + (3*(-1 + z)*G[0, 0, 1, 0, y])/(y*z) - (9*(-1 + z)*G[0, 1, 1, 0, y])/(y*z) - (6*(-1 + z)*G[1, 0, 1, 0, y])/ (y*z) + (12*(-1 + z)*G[1, 1, 1, 0, y])/(y*z) + (((9*I)*Pi*(-1 + z))/(y*z) + (-132*y^4 + 372*y^5 - 360*y^6 + 120*y^7 - 365*y^3*z + 1246*y^4*z - 1499*y^5*z + 708*y^6*z - 90*y^7*z - 177*y^2*z^2 + 1161*y^3*z^2 - 2011*y^4*z^2 + 1315*y^5*z^2 - 288*y^6*z^2 - 12*y*z^3 + 177*y^2*z^3 - 519*y^3*z^3 + 533*y^4*z^3 - 188*y^5*z^3 + 31*z^4 - 203*y*z^4 + 667*y^2*z^4 - 817*y^3*z^4 + 304*y^4*z^4 - 93*z^5 + 506*y*z^5 - 923*y^2*z^5 + 510*y^3*z^5 + 93*z^6 - 331*y*z^6 + 256*y^2*z^6 - 31*z^7 + 40*y*z^7)/ (12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))*Zeta[3]) + G[0, 1 - y, z]*((-2243*Pi^4*(-1 + z))/(720*y*z) + (Pi^2*(2710*y^3 - 2846*y^4 - 2420*y^5 + 2556*y^6 + 7797*y^2*z - 16745*y^3*z + 1524*y^4*z + 7424*y^5*z + 8976*y*z^2 - 31512*y^2*z^2 + 17392*y^3*z^2 + 6566*y^4*z^2 + 3673*z^3 - 24011*y*z^3 + 25078*y^2*z^3 - 474*y^3*z^3 - 6614*z^4 + 14610*y*z^4 - 3730*y^2*z^4 + 2980*z^5 - 1558*y*z^5))/ (432*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - ((I/72)*Pi^3*(-440*y^3 + 880*y^4 - 440*y^5 - 690*y^2*z + 2260*y^3*z - 1623*y^4*z + 53*y^5*z - 1185*y*z^2 + 4380*y^2*z^2 - 3794*y^3*z^2 + 356*y^4*z^2 - 440*z^3 + 3385*y*z^3 - 4424*y^2*z^3 + 750*y^3*z^3 + 880*z^4 - 2253*y*z^4 + 644*y^2*z^4 - 440*z^5 + 197*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + ((197*Pi^2*(-1 + z))/(12*y*z) + ((I/12)*Pi*(-440*y^3 + 880*y^4 - 440*y^5 - 690*y^2*z + 2260*y^3*z - 1623*y^4*z + 53*y^5*z - 1185*y*z^2 + 4380*y^2*z^2 - 3794*y^3*z^2 + 356*y^4*z^2 - 440*z^3 + 3385*y*z^3 - 4424*y^2*z^3 + 750*y^3*z^3 + 880*z^4 - 2253*y*z^4 + 644*y^2*z^4 - 440*z^5 + 197*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (-2710*y^3 + 2846*y^4 + 2420*y^5 - 2556*y^6 - 7797*y^2*z + 16745*y^3*z - 1524*y^4*z - 7424*y^5*z - 8976*y*z^2 + 31512*y^2*z^2 - 17392*y^3*z^2 - 6566*y^4*z^2 - 3673*z^3 + 24011*y*z^3 - 25078*y^2*z^3 + 474*y^3*z^3 + 6614*z^4 - 14610*y*z^4 + 3730*y^2*z^4 - 2980*z^5 + 1558*y*z^5)/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 0, y] + (8*Pi^2*(-1 + z)*G[1, 1, y])/(3*y*z) + (((33*I)*Pi*(-1 + z))/(y*z) + (30*y^4 - 90*y^5 + 90*y^6 - 30*y^7 - 358*y^3*z + 524*y^4*z + 86*y^5*z - 312*y^6*z + 60*y^7*z - 792*y^2*z^2 + 2496*y^3*z^2 - 1493*y^4*z^2 - 493*y^5*z^2 + 282*y^6*z^2 - 1215*y*z^3 + 5094*y^2*z^3 - 5277*y^3*z^3 + 649*y^4*z^3 + 497*y^5*z^3 - 448*z^4 + 4520*y*z^4 - 8287*y^2*z^4 + 3481*y^3*z^4 + 230*y^4*z^4 + 1308*z^5 - 5417*y*z^5 + 4481*y^2*z^5 - 372*y^3*z^5 - 1281*z^6 + 2281*y*z^6 - 496*y^2*z^6 + 421*z^7 - 169*y*z^7)/(12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3))*G[0, 1, 0, y] + (((36*I)*Pi*(-1 + z))/(y*z) + (30*y^4 - 90*y^5 + 90*y^6 - 30*y^7 - 395*y^3*z + 598*y^4*z + 49*y^5*z - 312*y^6*z + 60*y^7*z - 819*y^2*z^2 + 2649*y^3*z^2 - 1588*y^4*z^2 - 524*y^5*z^2 + 282*y^6*z^2 - 1308*y*z^3 + 5409*y^2*z^3 - 5412*y^3*z^3 + 440*y^4*z^3 + 565*y^5*z^3 - 485*z^4 + 4855*y*z^4 - 8660*y^2*z^4 + 3218*y^3*z^4 + 460*y^4*z^4 + 1407*z^5 - 5737*y*z^5 + 4420*y^2*z^5 - 90*y^3*z^5 - 1371*z^6 + 2333*y*z^6 - 350*y^2*z^6 + 449*z^7 - 143*y*z^7)/ (12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* G[1, 0, 0, y] + (((-3*I)*Pi*(-1 + z))/(y*z) + (-4*y^3 + 8*y^4 - 4*y^5 - 54*y^2*z + 140*y^3*z + y^4*z - 87*y^5*z - 21*y*z^2 + 180*y^2*z^2 + 80*y^3*z^2 - 320*y^4*z^2 - 4*z^3 + 113*y*z^3 + 86*y^2*z^3 - 438*y^3*z^3 + 32*z^4 - 11*y*z^4 - 264*y^2*z^4 - 22*z^5 - 59*y*z^5)/(4*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3))*G[1, 1, 0, y] - (33*(-1 + z)*G[0, 0, 1, 0, y])/(y*z) - (75*(-1 + z)*G[0, 1, 0, 0, y])/(2*y*z) + (51*(-1 + z)*G[0, 1, 1, 0, y])/(2*y*z) - (34*(-1 + z)*G[1, 0, 0, 0, y])/(y*z) + (49*(-1 + z)*G[1, 0, 1, 0, y])/ (2*y*z) + (33*(-1 + z)*G[1, 1, 0, 0, y])/(2*y*z) - (16*(-1 + z)*G[1, 1, 1, 0, y])/(y*z) + (((-27*I)*Pi*(-1 + z))/(y*z) + (-10*y^4 + 30*y^5 - 30*y^6 + 10*y^7 + 103*y^3*z - 142*y^4*z - 45*y^5*z + 104*y^6*z - 20*y^7*z + 201*y^2*z^2 - 637*y^3*z^2 + 459*y^4*z^2 + 71*y^5*z^2 - 94*y^6*z^2 + 353*y*z^3 - 1359*y^2*z^3 + 1654*y^3*z^3 - 607*y^4*z^3 - 56*y^5*z^3 + 133*z^4 - 1261*y*z^4 + 2544*y^2*z^4 - 1766*y^3*z^4 + 320*y^4*z^4 - 367*z^5 + 1575*y*z^5 - 1864*y^2*z^5 + 656*y^3*z^5 + 343*z^6 - 791*y*z^6 + 478*y^2*z^6 - 109*z^7 + 124*y*z^7)/(4*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* Zeta[3]) + G[-y, z]*((Pi^2*(1 - z)*G[0, 0, 1, y])/(3*y*z) + ((-17*Pi^2*(-1 + z))/(2*y*z) + (-2106*y^4 + 3786*y^5 - 1722*y^6 - 5953*y^3*z + 12121*y^4*z - 6000*y^5*z - 5175*y^2*z^2 + 15329*y^3*z^2 - 8791*y^4*z^2 - 849*y*z^3 + 9399*y^2*z^3 - 7426*y^3*z^3 - 535*z^4 + 3379*y*z^4 - 4296*y^2*z^4 + 974*z^5 - 1810*y*z^5 - 427*z^6)/(72*y*z^2*(-1 + y + z)*(y + z)^3) - ((I/6)*Pi*(81*y^4 - 180*y^5 + 90*y^6 + 262*y^3*z - 622*y^4*z + 342*y^5*z - 204*y^2*z^2 - 392*y^3*z^2 + 541*y^4*z^2 + 30*y*z^3 - 144*y^2*z^3 + 544*y^3*z^3 + 19*z^4 - 304*y*z^4 + 456*y^2*z^4 - 110*z^5 + 274*y*z^5 + 73*z^6))/(y*z^2*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] + (Pi^2*(1 - z)*G[1, 0, 0, y])/(y*z) + (4*Pi^2*(-1 + z)*G[1, 0, 1, y])/(3*y*z) + ((-17*Pi^2*(-1 + z))/(2*y*z) + (-2106*y^4 + 3786*y^5 - 1722*y^6 - 5953*y^3*z + 12121*y^4*z - 6000*y^5*z - 5175*y^2*z^2 + 15329*y^3*z^2 - 8791*y^4*z^2 - 849*y*z^3 + 9399*y^2*z^3 - 7426*y^3*z^3 - 535*z^4 + 3379*y*z^4 - 4296*y^2*z^4 + 974*z^5 - 1810*y*z^5 - 427*z^6)/(72*y*z^2*(-1 + y + z)*(y + z)^3) - ((I/6)*Pi*(81*y^4 - 180*y^5 + 90*y^6 + 262*y^3*z - 622*y^4*z + 342*y^5*z - 204*y^2*z^2 - 392*y^3*z^2 + 541*y^4*z^2 + 30*y*z^3 - 144*y^2*z^3 + 544*y^3*z^3 + 19*z^4 - 304*y*z^4 + 456*y^2*z^4 - 110*z^5 + 274*y*z^5 + 73*z^6))/(y*z^2*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, y] - (5*Pi^2*(-1 + z)*G[1, 1, 1, y])/(6*y*z) + (((6*I)*Pi*(-1 + z))/(y*z) + (-7*y^4 + 20*y^5 - 10*y^6 - 23*y^3*z + 49*y^4*z - 20*y^5*z + 197*y^2*z^2 - 153*y^3*z^2 - 12*y^4*z^2 + 35*y*z^3 - 153*y^2*z^3 - 48*y^3*z^3 - 2*z^4 + 73*y*z^4 - 122*y^2*z^4 + 44*z^5 - 108*y*z^5 - 32*z^6)/(4*y*z^2*(-1 + y + z)* (y + z)^3))*G[0, 0, 1, 0, y] + (((-18*I)*Pi*(-1 + z))/(y*z) + (129*y^4 - 300*y^5 + 150*y^6 + 425*y^3*z - 983*y^4*z + 516*y^5*z - 507*y^2*z^2 - 337*y^3*z^2 + 692*y^4*z^2 + 27*y*z^3 + 87*y^2*z^3 + 608*y^3*z^3 + 38*z^4 - 455*y*z^4 + 582*y^2*z^4 - 196*z^5 + 428*y*z^5 + 128*z^6)/(12*y*z^2*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, 0, y] + (((3*I)*Pi*(-1 + z))/(y*z) + (-27*y^4 + 60*y^5 - 30*y^6 - 49*y^3*z + 169*y^4*z - 114*y^5*z + 267*y^2*z^2 - 121*y^3*z^2 - 160*y^4*z^2 + 123*y*z^3 - 327*y^2*z^3 - 100*y^3*z^3 + 32*z^4 - 113*y*z^4 - 30*y^2*z^4 - 16*z^5 - 10*y*z^5 - 4*z^6)/(12*y*z^2*(-1 + y + z)*(y + z)^3))* G[0, 1, 1, 0, y] + (((-15*I)*Pi*(-1 + z))/(y*z) + (17*y^4 - 40*y^5 + 20*y^6 + 56*y^3*z - 129*y^4*z + 67*y^5*z - 88*y^2*z^2 - 23*y^3*z^2 + 88*y^4*z^2 - y*z^3 + 30*y^2*z^3 + 82*y^3*z^3 + 5*z^4 - 66*y*z^4 + 88*y^2*z^4 - 30*z^5 + 67*y*z^5 + 20*z^6)/(2*y*z^2*(-1 + y + z)*(y + z)^3))*G[1, 0, 1, 0, y] + (((-18*I)*Pi*(-1 + z))/(y*z) + (129*y^4 - 300*y^5 + 150*y^6 + 425*y^3*z - 983*y^4*z + 516*y^5*z - 507*y^2*z^2 - 337*y^3*z^2 + 692*y^4*z^2 + 27*y*z^3 + 87*y^2*z^3 + 608*y^3*z^3 + 38*z^4 - 455*y*z^4 + 582*y^2*z^4 - 196*z^5 + 428*y*z^5 + 128*z^6)/ (12*y*z^2*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, 0, y] + ((-33*y^4 + 60*y^5 - 30*y^6 - 29*y^3*z + 191*y^4*z - 168*y^5*z - 57*y^2*z^2 + 217*y^3*z^2 - 284*y^4*z^2 + 141*y*z^3 - 195*y^2*z^3 - 56*y^3*z^3 + 70*z^4 - 445*y*z^4 + 306*y^2*z^4 - 164*z^5 + 304*y*z^5 + 88*z^6)*G[1, 1, 1, 0, y])/(12*y*z^2*(-1 + y + z)* (y + z)^3) + (11*(-1 + z)*G[0, 0, 0, 1, 0, y])/(y*z) - (6*(-1 + z)*G[0, 0, 1, 0, 0, y])/(y*z) + (2*(-1 + z)*G[0, 0, 1, 1, 0, y])/(y*z) + (17*(-1 + z)*G[0, 1, 0, 0, 0, y])/(y*z) - (10*(-1 + z)*G[0, 1, 0, 1, 0, y])/(y*z) - (5*(-1 + z)*G[0, 1, 1, 0, 0, y])/(y*z) + (10*(-1 + z)*G[1, 0, 0, 1, 0, y])/(y*z) + (17*(-1 + z)*G[1, 0, 1, 0, 0, y])/(y*z) - (8*(-1 + z)*G[1, 0, 1, 1, 0, y])/(y*z) + (17*(-1 + z)*G[1, 1, 0, 0, 0, y])/(y*z) - (8*(-1 + z)*G[1, 1, 0, 1, 0, y])/(y*z) - (4*(-1 + z)*G[1, 1, 1, 0, 0, y])/(y*z) + (5*(-1 + z)*G[1, 1, 1, 1, 0, y])/(y*z) + G[1, 0, y]*((((3*I)/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-81*y^4 + 180*y^5 - 90*y^6 - 227*y^3*z + 587*y^4*z - 342*y^5*z + 225*y^2*z^2 + 277*y^3*z^2 - 488*y^4*z^2 + 57*y*z^3 - 141*y^2*z^3 - 332*y^3*z^3 + 16*z^4 + 5*y*z^4 - 138*y^2*z^4 + 16*z^5 - 62*y*z^5 - 20*z^6))/(72*y*z^2*(-1 + y + z)*(y + z)^3) - (15*(-1 + z)*Zeta[3])/(y*z)) + G[1, 1, y]* ((Pi^2*(33*y^4 - 60*y^5 + 30*y^6 + 29*y^3*z - 191*y^4*z + 168*y^5*z + 57*y^2*z^2 - 217*y^3*z^2 + 284*y^4*z^2 - 141*y*z^3 + 195*y^2*z^3 + 56*y^3*z^3 - 70*z^4 + 445*y*z^4 - 306*y^2*z^4 + 164*z^5 - 304*y*z^5 - 88*z^6))/(72*y*z^2*(-1 + y + z)* (y + z)^3) + (7*(-1 + z)*Zeta[3])/(y*z)) + G[0, 1, y]*(((-1/2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(27*y^4 - 60*y^5 + 30*y^6 + 49*y^3*z - 169*y^4*z + 114*y^5*z - 267*y^2*z^2 + 121*y^3*z^2 + 160*y^4*z^2 - 123*y*z^3 + 327*y^2*z^3 + 100*y^3*z^3 - 32*z^4 + 113*y*z^4 + 30*y^2*z^4 + 16*z^5 + 10*y*z^5 + 4*z^6))/(72*y*z^2*(-1 + y + z)*(y + z)^3) + (15*(-1 + z)*Zeta[3])/(y*z))) + ((((-64*I)/5)*Pi*(-1 + z))/(y*z) + (-20623 + 78892*y - 107088*y^2 + 51892*y^3 + 7277*y^4 - 12600*y^5 + 2250*y^6 + 55569*z - 192068*y*z + 236940*y^2*z - 115182*y^3*z + 8891*y^4*z + 5850*y^5*z - 50844*z^2 + 156550*y*z^2 - 168906*y^2*z^2 + 72618*y^3*z^2 - 8878*y^4*z^2 + 15898*z^3 - 43914*y*z^3 + 40674*y^2*z^3 - 13198*y^3*z^3)/(90*(-1 + y)^3*y* (-1 + z)*z*(-1 + y + z)))*Zeta[5] + G[0, z]*((((1079*I)/1440)*Pi^5*(-1 + z))/(y*z) + (-3404809*y + 8214102*y^2 - 3404809*z + 21143000*y*z - 7471494*y^2*z + 6724946*z^2 - 16995583*y*z^2 - 3320137*z^3)/(93312*y*(-1 + z)*z* (y + z)) - ((I/5184)*Pi*(164273*y - 236340*y^2 + 164273*z - 869842*y*z + 180288*y^2*z - 343090*z^2 + 649517*y*z^2 + 178817*z^3))/(y*(-1 + z)*z*(y + z)) + (Pi^4*(51101 - 204404*y + 306606*y^2 - 204404*y^3 + 51101*y^4 - 167367*z + 584503*y*z - 749307*y^2*z + 415149*y^3*z - 82978*y^4*z + 177915*z^2 - 552914*y*z^2 + 601584*y^2*z^2 - 256662*y^3*z^2 + 29789*y^4*z^2 - 61649*z^3 + 174903*y*z^3 - 165147*y^2*z^3 + 52181*y^3*z^3))/(17280*(-1 + y)^3*y*(-1 + z)*z*(-1 + y + z)) - ((I/432)*Pi^3*(782*y^2 + 326*y^3 - 2998*y^4 + 1890*y^5 + 1564*y*z + 2154*y^2*z - 7652*y^3*z + 3934*y^4*z + 782*z^2 - 720*y*z^2 - 1334*y^2*z^2 + 12*y^3*z^2 - 766*z^3 + 1573*y*z^3 - 3327*y^2*z^3 + 35*z^4 - 1295*y*z^4))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(403943*y^2 - 732394*y^3 + 252959*y^4 + 75492*y^5 + 807886*y*z - 2714921*y^2*z + 2514257*y^3*z - 426754*y^4*z - 180468*y^5*z + 403943*z^2 - 3490996*y*z^2 + 5926930*y^2*z^2 - 2980840*y^3*z^2 + 68819*y^4*z^2 - 1247757*z^3 + 4931857*y*z^3 - 5060197*y^2*z^3 + 1303953*y^3*z^3 + 1266225*z^4 - 2743302*y*z^4 + 1549221*y^2*z^4 - 422411*z^5 + 494555*y*z^5))/(31104*(-1 + y)*y*(-1 + z)*z* (-1 + y + z)*(y + z)^2) + ((521*Pi^2*(-1 + z))/(12*y*z) - ((I/2)*Pi*(64 - 128*y + 64*y^2 - 128*z + 24*y*z + 104*y^2*z + 64*z^2 + 53*y*z^2))/((-1 + y)*y*z*(-1 + y + z)) + (-1734*y^2 + 2898*y^3 - 540*y^4 - 624*y^5 - 3468*y*z + 10692*y^2*z - 6140*y^3*z - 1084*y^4*z - 1734*z^2 + 10140*y*z^2 - 9283*y^2*z^2 - 392*y^3*z^2 + 3468*z^3 - 6539*y*z^3 + 533*y^2*z^3 - 1734*z^4 + 465*y*z^4)/(24*(-1 + y)*y*z*(-1 + y + z)*(y + z)^2))* G[0, 0, 0, y] + (47*Pi^2*(-1 + z)*G[0, 0, 1, y])/(6*y*z) + ((-125*Pi^2*(-1 + z))/(8*y*z) + ((I/12)*Pi*(278*y^3 - 556*y^4 + 278*y^5 + 1338*y^2*z - 3268*y^3*z + 1677*y^4*z + 253*y^5*z + 942*y*z^2 - 4164*y^2*z^2 + 2768*y^3*z^2 + 778*y^4*z^2 + 278*z^3 - 2440*y*z^3 + 2318*y^2*z^3 + 816*y^3*z^3 - 592*z^4 + 1254*y*z^4 + 310*y^2*z^4 + 305*z^5 + 19*y*z^5))/((-1 + y)*y*z*(-1 + y + z)* (y + z)^3) + (-3896*y^3 + 11490*y^4 - 10878*y^5 + 2870*y^6 + 414*y^7 - 12018*y^2*z + 45544*y^3*z - 54982*y^4*z + 21368*y^5*z + 88*y^6*z - 12183*y*z^2 + 62469*y^2*z^2 - 94217*y^3*z^2 + 47833*y^4*z^2 - 3884*y^5*z^2 - 3554*z^3 + 35253*y*z^3 - 74292*y^2*z^3 + 51479*y^3*z^3 - 8832*y^4*z^3 + 7852*z^4 - 28978*y*z^4 + 28910*y^2*z^4 - 7730*y^3*z^4 - 4292*z^5 + 6766*y*z^5 - 2456*y^2*z^5)/(72*(-1 + y)^2*y*z*(-1 + y + z)* (y + z)^3))*G[0, 1, 0, y] - (47*Pi^2*(-1 + z)*G[0, 1, 1, y])/ (12*y*z) + ((-83*Pi^2*(-1 + z))/(3*y*z) + ((I/12)*Pi*(361*y^3 - 722*y^4 + 361*y^5 + 327*y^2*z - 1520*y^3*z + 1050*y^4*z + 143*y^5*z + 921*y*z^2 - 3684*y^2*z^2 + 2803*y^3*z^2 + 284*y^4*z^2 + 361*z^3 - 3158*y*z^3 + 3775*y^2*z^3 - 6*y^3*z^3 - 866*z^4 + 2130*y*z^4 - 292*y^2*z^4 + 469*z^5 - 145*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (-1074*y^3 + 2502*y^4 - 1056*y^5 - 1098*y^6 + 726*y^7 - 3095*y^2*z + 11428*y^3*z - 11905*y^4*z + 1918*y^5*z + 1654*y^6*z - 3921*y*z^2 + 19961*y^2*z^2 - 28699*y^3*z^2 + 12461*y^4*z^2 + 192*y^5*z^2 - 1587*z^3 + 13725*y*z^3 - 27606*y^2*z^3 + 18099*y^3*z^3 - 2649*y^4*z^3 + 3316*z^4 - 11812*y*z^4 + 11366*y^2*z^4 - 2888*y^3*z^4 - 1743*z^5 + 2712*y*z^5 - 975*y^2*z^5)/ (24*(-1 + y)^2*y*z*(-1 + y + z)*(y + z)^3))*G[1, 0, 0, y] - (19*Pi^2*(-1 + z)*G[1, 0, 1, y])/(4*y*z) + ((25*Pi^2*(-1 + z))/(4*y*z) - ((I/4)*Pi*(40*y^3 - 80*y^4 + 40*y^5 - 6*y^2*z - 188*y^3*z + 171*y^4*z + 23*y^5*z + 93*y*z^2 - 660*y^2*z^2 + 628*y^3*z^2 + 56*y^4*z^2 + 40*z^3 - 653*y*z^3 + 934*y^2*z^3 + 30*y^3*z^3 - 200*z^4 + 567*y*z^4 - 16*y^2*z^4 + 130*z^5 - 13*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (-926*y^3 + 1132*y^4 + 514*y^5 - 720*y^6 - 417*y^2*z + 3553*y^3*z - 93*y^4*z - 3043*y^5*z - 2589*y*z^2 + 13476*y^2*z^2 - 8156*y^3*z^2 - 4792*y^4*z^2 - 1457*z^3 + 13600*y*z^3 - 15404*y^2*z^3 - 2922*y^3*z^3 + 4186*z^4 - 10329*y*z^4 - 40*y^2*z^4 - 2474*z^5 + 413*y*z^5)/(72*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3))*G[1, 1, 0, y] + (19*Pi^2*(-1 + z)*G[1, 1, 1, y])/ (12*y*z) + ((((171*I)/2)*Pi*(-1 + z))/(y*z) + (215 - 430*y + 215*y^2 - 430*z + 141*y*z + 289*y^2*z + 215*z^2 + 145*y*z^2)/(6*(-1 + y)*y*z*(-1 + y + z)))*G[0, 0, 0, 0, y] + (((-63*I)*Pi*(-1 + z))/(y*z) + (-340*y^3 + 1360*y^4 - 2040*y^5 + 1360*y^6 - 340*y^7 - 642*y^2*z + 3500*y^3*z - 6454*y^4*z + 4782*y^5*z - 986*y^6*z - 200*y^7*z - 939*y*z^2 + 6174*y^2*z^2 - 12835*y^3*z^2 + 10398*y^4*z^2 - 2271*y^5*z^2 - 530*y^6*z^2 - 340*z^3 + 4075*y*z^3 - 11190*y^2*z^3 + 11161*y^3*z^3 - 3325*y^4*z^3 - 390*y^5*z^3 + 932*z^4 - 4189*y*z^4 + 5616*y^2*z^4 - 2378*y^3*z^4 + 10*y^4*z^4 - 529*z^5 + 1134*y*z^5 - 678*y^2*z^5 + 70*y^3*z^5)/(12*(-1 + y)^3*y*z*(-1 + y + z)*(y + z)^3))* G[0, 0, 1, 0, y] + ((((-105*I)/2)*Pi*(-1 + z))/(y*z) + (-325*y^3 + 1300*y^4 - 1950*y^5 + 1300*y^6 - 325*y^7 - 1479*y^2*z + 6554*y^3*z - 10321*y^4*z + 6429*y^5*z - 722*y^6*z - 461*y^7*z - 1083*y*z^2 + 6750*y^2*z^2 - 12667*y^3*z^2 + 7848*y^4*z^2 + 699*y^5*z^2 - 1544*y^6*z^2 - 325*z^3 + 3322*y*z^3 - 7563*y^2*z^3 + 4558*y^3*z^3 + 1883*y^4*z^3 - 1866*y^5*z^3 + 638*z^4 - 2395*y*z^4 + 1908*y^2*z^4 + 802*y^3*z^4 - 944*y^4*z^4 - 316*z^5 + 465*y*z^5 + 15*y^2*z^5 - 161*y^3*z^5)/(12*(-1 + y)^3*y*z* (-1 + y + z)*(y + z)^3))*G[0, 1, 0, 0, y] + ((((57*I)/2)*Pi*(-1 + z))/(y*z) + (42*y^3 - 84*y^4 + 42*y^5 + 154*y^2*z - 456*y^3*z + 239*y^4*z + 63*y^5*z + 132*y*z^2 - 736*y^2*z^2 + 505*y^3*z^2 + 180*y^4*z^2 + 42*z^3 - 534*y*z^3 + 573*y^2*z^3 + 162*y^3*z^3 - 148*z^4 + 355*y*z^4 + 36*y^2*z^4 + 90*z^5 - 9*y*z^5)/(4*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 1, 0, y] + ((((-129*I)/2)*Pi*(-1 + z))/(y*z) + (-131*y^3 + 262*y^4 - 131*y^5 - 155*y^2*z + 604*y^3*z - 359*y^4*z - 90*y^5*z - 342*y*z^2 + 1328*y^2*z^2 - 871*y^3*z^2 - 256*y^4*z^2 - 131*z^3 + 1093*y*z^3 - 1157*y^2*z^3 - 228*y^3*z^3 + 294*z^4 - 669*y*z^4 - 48*y^2*z^4 - 155*z^5 + 14*y*z^5)/(4*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3))*G[1, 0, 0, 0, y] + ((((87*I)/2)*Pi*(-1 + z))/(y*z) + (329*y^3 - 658*y^4 + 329*y^5 + 399*y^2*z - 1660*y^3*z + 1302*y^4*z - 41*y^5*z + 861*y*z^2 - 3720*y^2*z^2 + 3464*y^3*z^2 - 344*y^4*z^2 + 329*z^3 - 3118*y*z^3 + 4358*y^2*z^3 - 786*y^3*z^3 - 862*z^4 + 2349*y*z^4 - 704*y^2*z^4 + 482*z^5 - 221*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1, 0, 1, 0, y] + (((36*I)*Pi*(-1 + z))/(y*z) + (48*y^3 - 96*y^4 + 48*y^5 - 10*y^2*z - 172*y^3*z + 83*y^4*z + 99*y^5*z + 111*y*z^2 - 644*y^2*z^2 + 356*y^3*z^2 + 330*y^4*z^2 + 48*z^3 - 639*y*z^3 + 654*y^2*z^3 + 396*y^3*z^3 - 192*z^4 + 453*y*z^4 + 198*y^2*z^4 + 120*z^5 + 33*y*z^5)/ (4*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, 0, y] + ((((-27*I)/2)*Pi*(-1 + z))/(y*z) + (-79*y^3 + 158*y^4 - 79*y^5 - 153*y^2*z + 704*y^3*z - 516*y^4*z - 35*y^5*z - 219*y*z^2 + 1548*y^2*z^2 - 1483*y^3*z^2 - 26*y^4*z^2 - 79*z^3 + 1334*y*z^3 - 1927*y^2*z^3 + 132*y^3*z^3 + 398*z^4 - 1140*y*z^4 + 202*y^2*z^4 - 259*z^5 + 79*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[1, 1, 1, 0, y] - (77*(-1 + z)*G[0, 0, 0, 0, 0, y])/(y*z) + (133*(-1 + z)*G[0, 0, 0, 1, 0, y])/(2*y*z) + (78*(-1 + z)*G[0, 0, 1, 0, 0, y])/(y*z) - (47*(-1 + z)*G[0, 0, 1, 1, 0, y])/(y*z) + (57*(-1 + z)*G[0, 1, 0, 0, 0, y])/(y*z) - (40*(-1 + z)*G[0, 1, 0, 1, 0, y])/(y*z) - (93*(-1 + z)*G[0, 1, 1, 0, 0, y])/(2*y*z) + (47*(-1 + z)*G[0, 1, 1, 1, 0, y])/(2*y*z) + (64*(-1 + z)*G[1, 0, 0, 0, 0, y])/(y*z) - (91*(-1 + z)*G[1, 0, 0, 1, 0, y])/(2*y*z) - (60*(-1 + z)*G[1, 0, 1, 0, 0, y])/(y*z) + (57*(-1 + z)*G[1, 0, 1, 1, 0, y])/(2*y*z) - (91*(-1 + z)*G[1, 1, 0, 0, 0, y])/(2*y*z) + (47*(-1 + z)*G[1, 1, 0, 1, 0, y])/(2*y*z) + (30*(-1 + z)*G[1, 1, 1, 0, 0, y])/(y*z) - (19*(-1 + z)*G[1, 1, 1, 1, 0, y])/(2*y*z) + ((313*Pi^2*(-1 + z))/(18*y*z) + ((I/36)*Pi*(2737 - 5474*y + 2737*y^2 - 7563*z + 12578*y*z - 5015*y^2*z + 7077*z^2 - 9274*y*z^2 + 2116*y^2*z^2 - 2251*z^3 + 2332*y*z^3))/((-1 + y)*y*(-1 + z)*z* (-1 + y + z)) + (-20029*y^2 + 56793*y^3 - 49287*y^4 + 8311*y^5 + 4212*y^6 - 40058*y*z + 181521*y^2*z - 277769*y^3*z + 167319*y^4*z - 26801*y^5*z - 4212*y^6*z - 20029*z^2 + 172413*y*z^2 - 427174*y^2*z^2 + 438172*y^3*z^2 - 181440*y^4*z^2 + 17896*y^5*z^2 + 56595*z^3 - 260714*y*z^3 + 417292*y^2*z^3 - 276743*y^3*z^3 + 63408*y^4*z^3 - 53112*z^4 + 163584*y*z^4 - 171045*y^2*z^4 + 60735*y^3*z^4 + 16546*z^5 - 35819*y*z^5 + 19435*y^2*z^5)/(216*(-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2))*Zeta[3] + G[0, 0, y]*((((-109*I)/8)*Pi^3*(-1 + z))/ (y*z) + (Pi^2*(-1625 + 6500*y - 9750*y^2 + 6500*y^3 - 1625*y^4 + 2938*z - 5459*y*z - 1251*y^2*z + 7115*y^3*z - 3343*y^4*z - 1391*z^2 + 867*y*z^2 + 2433*y^2*z^2 - 1903*y^3*z^2))/ (144*(-1 + y)^3*y*z*(-1 + y + z)) + ((I/72)*Pi*(5026*y^2 - 8648*y^3 + 2110*y^4 + 1512*y^5 + 10052*y*z - 31884*y^2*z + 19925*y^3*z + 1907*y^4*z + 5026*z^2 - 29724*y*z^2 + 28664*y^2*z^2 - 429*y^3*z^2 - 10052*z^3 + 19439*y*z^3 - 2313*y^2*z^3 + 5026*z^4 - 1489*y*z^4))/((-1 + y)*y*z*(-1 + y + z)* (y + z)^2) + (33523*y^2 - 56001*y^3 - 34143*y^4 + 102197*y^5 - 45576*y^6 + 67046*y*z - 315999*y^2*z + 380252*y^3*z - 34359*y^4*z - 142840*y^5*z + 45900*y^6*z + 33523*z^2 - 294147*y*z^2 + 694960*y^2*z^2 - 586708*y^3*z^2 + 111513*y^4*z^2 + 40643*y^5*z^2 - 102441*z^3 + 453170*y*z^3 - 629536*y^2*z^3 + 322250*y^3*z^3 - 43659*y^4*z^3 + 104313*z^4 - 283071*y*z^4 + 238767*y^2*z^4 - 59793*y^3*z^4 - 35395*z^5 + 57002*y*z^5 - 21391*y^2*z^5)/(864*(-1 + y)^2*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2) - (21*(-1 + z)*Zeta[3])/(y*z)) + G[1, 1, y]*((((9*I)/4)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(79*y^3 - 158*y^4 + 79*y^5 + 153*y^2*z - 704*y^3*z + 516*y^4*z + 35*y^5*z + 219*y*z^2 - 1548*y^2*z^2 + 1483*y^3*z^2 + 26*y^4*z^2 + 79*z^3 - 1334*y*z^3 + 1927*y^2*z^3 - 132*y^3*z^3 - 398*z^4 + 1140*y*z^4 - 202*y^2*z^4 + 259*z^5 - 79*y*z^5))/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - (15*(-1 + z)*Zeta[3])/ (2*y*z)) + G[0, 1, y]*((((-19*I)/4)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-42*y^3 + 84*y^4 - 42*y^5 - 154*y^2*z + 456*y^3*z - 239*y^4*z - 63*y^5*z - 132*y*z^2 + 736*y^2*z^2 - 505*y^3*z^2 - 180*y^4*z^2 - 42*z^3 + 534*y*z^3 - 573*y^2*z^3 - 162*y^3*z^3 + 148*z^4 - 355*y*z^4 - 36*y^2*z^4 - 90*z^5 + 9*y*z^5))/ (24*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (10*(-1 + z)*Zeta[3])/ (y*z)) + G[1, 0, y]*((((21*I)/4)*Pi^3*(-1 + z))/(y*z) - ((I/72)*Pi*(2236*y^3 - 3122*y^4 - 464*y^5 + 1350*y^6 + 6021*y^2*z - 18851*y^3*z + 12033*y^4*z + 797*y^5*z + 8391*y*z^2 - 38196*y^2*z^2 + 38551*y^3*z^2 - 7486*y^4*z^2 + 3667*z^3 - 29768*y*z^3 + 45106*y^2*z^3 - 15225*y^3*z^3 - 8240*z^4 + 23574*y*z^4 - 11554*y^2*z^4 + 4522*z^5 - 3262*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(1555*y^3 - 3110*y^4 + 1555*y^5 + 717*y^2*z - 5312*y^3*z + 5370*y^4*z - 775*y^5*z + 3819*y*z^2 - 15324*y^2*z^2 + 15961*y^3*z^2 - 4060*y^4*z^2 + 1555*z^3 - 13898*y*z^3 + 21061*y^2*z^3 - 7530*y^3*z^3 - 3878*z^4 + 11046*y*z^4 - 5980*y^2*z^4 + 2131*z^5 - 1735*y*z^5))/(144*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3) + (-20645*y^3 + 85570*y^4 - 109205*y^5 + 44280*y^6 - 891*y^2*z + 38925*y^3*z - 171412*y^4*z + 177982*y^5*z - 44604*y^6*z + 16815*y*z^2 - 155493*y^2*z^2 + 188757*y^3*z^2 + 31370*y^4*z^2 - 69425*y^5*z^2 + 30241*z^3 - 200999*y*z^3 + 508081*y^2*z^3 - 367747*y^3*z^3 + 54472*y^4*z^3 - 92151*z^4 + 386786*y*z^4 - 455993*y^2*z^4 + 161358*y^3*z^4 + 96489*z^5 - 225157*y*z^5 + 104620*y^2*z^5 - 34579*z^6 + 22555*y*z^6)/(864*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (19*(-1 + z)*Zeta[3])/(y*z)) + G[1, y]*((-101*Pi^4*(-1 + z))/(60*y*z) + (Pi^2*(926*y^3 - 1132*y^4 - 514*y^5 + 720*y^6 + 417*y^2*z - 3553*y^3*z + 93*y^4*z + 3043*y^5*z + 2589*y*z^2 - 13476*y^2*z^2 + 8156*y^3*z^2 + 4792*y^4*z^2 + 1457*z^3 - 13600*y*z^3 + 15404*y^2*z^3 + 2922*y^3*z^3 - 4186*z^4 + 10329*y*z^4 + 40*y^2*z^4 + 2474*z^5 - 413*y*z^5))/(432*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3) + ((I/24)*Pi^3*(40*y^3 - 80*y^4 + 40*y^5 - 6*y^2*z - 188*y^3*z + 171*y^4*z + 23*y^5*z + 93*y*z^2 - 660*y^2*z^2 + 628*y^3*z^2 + 56*y^4*z^2 + 40*z^3 - 653*y*z^3 + 934*y^2*z^3 + 30*y^3*z^3 - 200*z^4 + 567*y*z^4 - 16*y^2*z^4 + 130*z^5 - 13*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + ((((-75*I)/2)*Pi*(-1 + z))/(y*z) + (-145*y^3 + 290*y^4 - 145*y^5 - 225*y^2*z + 700*y^3*z - 613*y^4*z + 138*y^5*z - 390*y*z^2 + 1320*y^2*z^2 - 1459*y^3*z^2 + 568*y^4*z^2 - 145*z^3 + 995*y*z^3 - 1609*y^2*z^3 + 876*y^3*z^3 + 250*z^4 - 733*y*z^4 + 600*y^2*z^4 - 115*z^5 + 154*y*z^5)/(4*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3))*Zeta[3]) - (248*(-1 + z)*Zeta[5])/(5*y*z)) + G[0, y]*((((1079*I)/1440)*Pi^5*(-1 + z))/(y*z) + (-3404809*y + 4666141*y^2 - 1261332*y^3 - 3404809*z + 1866998*y*z - 14724046*y^2*z + 3404809*z^2 - 19666666*y*z^2)/ (93312*(-1 + y)*y*z*(y + z)) - ((I/5184)*Pi*(164273*y - 180581*y^2 + 16308*y^3 + 164273*z - 54442*y*z + 436028*y^2*z - 164273*z^2 + 710132*y*z^2))/ ((-1 + y)*y*z*(y + z)) + (Pi^4*(51101 - 199796*y + 285294*y^2 - 165236*y^3 + 15389*y^4 + 16128*y^5 - 2880*y^6 - 146823*z + 557017*y*z - 782625*y^2*z + 478179*y^3*z - 98260*y^4*z - 7488*y^5*z + 141963*z^2 - 546182*y*z^2 + 738330*y^2*z^2 - 410142*y^3*z^2 + 73943*y^4*z^2 - 46241*z^3 + 189249*y*z^3 - 241863*y^2*z^3 + 100943*y^3*z^3))/(17280*(-1 + y)^3*y*(-1 + z)*z* (-1 + y + z)) + ((I/864)*Pi^3*(1564*y^2 - 4800*y^3 + 5016*y^4 - 1888*y^5 + 108*y^6 + 3128*y*z - 8732*y^2*z + 851*y^3*z + 11550*y^4*z - 6797*y^5*z + 1564*z^2 - 11164*y*z^2 + 6740*y^2*z^2 + 22783*y^3*z^2 - 19707*y^4*z^2 - 3668*z^3 + 5881*y*z^3 + 18592*y^2*z^3 - 20373*y^3*z^3 + 2104*z^4 + 5683*y*z^4 - 7571*y^2*z^4))/((-1 + y)^2*y*z*(-1 + y + z)*(y + z)^2) + (Pi^2*(-403943*y^2 + 1278789*y^3 - 1420053*y^4 + 619511*y^5 - 74304*y^6 - 807886*y*z + 3001095*y^2*z - 4294186*y^3*z + 2897199*y^4*z - 872470*y^5*z + 76248*y^6*z - 403943*z^2 + 3193983*y*z^2 - 6957542*y^2*z^2 + 6446054*y^3*z^2 - 2533671*y^4*z^2 + 252959*y^5*z^2 + 1210965*z^3 - 5032798*y*z^3 + 7718726*y^2*z^3 - 4951690*y^3*z^3 + 1052637*y^4*z^3 - 1210101*z^4 + 3692727*y*z^4 - 4001499*y^2*z^4 + 1521033*y^3*z^4 + 403079*z^5 - 1046026*y*z^5 + 645107*y^2*z^5))/(31104*(-1 + y)^2*y*(-1 + z)*z* (-1 + y + z)*(y + z)^2) + ((521*Pi^2*(-1 + z))/(12*y*z) - ((I/4)*Pi*(128 - 256*y + 128*y^2 - 256*z + 237*y*z + 19*y^2*z + 128*z^2 - 83*y*z^2))/((-1 + y)*y*z*(-1 + y + z)) + (-1734*y^2 + 3258*y^3 - 1314*y^4 - 210*y^5 - 3468*y*z + 11412*y^2*z - 9191*y^3*z + 1247*y^4*z - 1734*z^2 + 10500*y*z^2 - 13063*y^2*z^2 + 4063*y^3*z^2 + 3468*z^3 - 8042*y*z^3 + 4106*y^2*z^3 - 1734*z^4 + 1500*y*z^4)/(24*(-1 + y)*y*z* (-1 + y + z)*(y + z)^2))*G[0, 0, 0, z] + (29*Pi^2*(-1 + z)*G[0, 0, 1, z])/(12*y*z) + (79*Pi^2*(-1 + z)*G[0, 0, 1 - y, z])/(12*y*z) + ((-209*Pi^2*(-1 + z))/(24*y*z) + (731*y^3 - 1318*y^4 + 533*y^5 + 54*y^6 + 2196*y^2*z - 5311*y^3*z + 2463*y^4*z + 652*y^5*z + 852*y*z^2 - 4500*y^2*z^2 + 1973*y^3*z^2 + 1900*y^4*z^2 + 110*z^3 - 1528*y*z^3 - 37*y^2*z^3 + 2130*y^3*z^3 - 298*z^4 + 75*y*z^4 + 898*y^2*z^4 + 155*z^5 + 70*y*z^5)/(72*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3) + ((I/12)*Pi*(-124*y^3 + 248*y^4 - 124*y^5 - 246*y^2*z + 776*y^3*z - 798*y^4*z + 268*y^5*z - 345*y*z^2 + 1416*y^2*z^2 - 2026*y^3*z^2 + 982*y^4*z^2 - 124*z^3 + 1073*y*z^3 - 2206*y^2*z^3 + 1338*y^3*z^3 + 284*z^4 - 1005*y*z^4 + 802*y^2*z^4 - 151*z^5 + 178*y*z^5))/((-1 + y)*y*z*(-1 + y + z)* (y + z)^3))*G[0, 1, 0, z] - (3*Pi^2*(-1 + z)*G[0, 1, 1, z])/ (4*y*z) - (7*Pi^2*(-1 + z)*G[0, 1, 1 - y, z])/(4*y*z) + ((-59*Pi^2*(-1 + z))/(4*y*z) + (2710*y^3 - 2846*y^4 - 2420*y^5 + 2556*y^6 + 7797*y^2*z - 16745*y^3*z + 1524*y^4*z + 7424*y^5*z + 8976*y*z^2 - 31512*y^2*z^2 + 17392*y^3*z^2 + 6566*y^4*z^2 + 3673*z^3 - 24011*y*z^3 + 25078*y^2*z^3 - 474*y^3*z^3 - 6614*z^4 + 14610*y*z^4 - 3730*y^2*z^4 + 2980*z^5 - 1558*y*z^5)/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - ((I/12)*Pi*(-440*y^3 + 880*y^4 - 440*y^5 - 690*y^2*z + 2260*y^3*z - 1623*y^4*z + 53*y^5*z - 1185*y*z^2 + 4380*y^2*z^2 - 3794*y^3*z^2 + 356*y^4*z^2 - 440*z^3 + 3385*y*z^3 - 4424*y^2*z^3 + 750*y^3*z^3 + 880*z^4 - 2253*y*z^4 + 644*y^2*z^4 - 440*z^5 + 197*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[0, 1 - y, 0, z] + (5*Pi^2*(-1 + z)*G[0, 1 - y, 1, z])/(6*y*z) - (31*Pi^2*(-1 + z)*G[0, 1 - y, 1 - y, z])/(12*y*z) - (3*Pi^2*(-1 + z)*G[0, -y, 1 - y, z])/(2*y*z) + ((-91*Pi^2*(-1 + z))/(6*y*z) + ((3*I)*Pi*(4 - 4*y - 8*z + 9*y*z + 4*z^2))/(y*z*(-1 + y + z)) + (-1346*y^2 + 1184*y^3 + 90*y^4 - 937*y*z + 4628*y^2*z - 548*y^3*z - 581*z^2 + 4444*y*z^2 - 2280*y^2*z^2 + 1990*z^3 - 3051*y*z^3 - 1409*z^4)/ (72*y*z*(-1 + y + z)*(y + z)^2))*G[1, 0, 0, z] + (Pi^2*(1 - z)*G[1, 0, 1, z])/(3*y*z) - (23*Pi^2*(-1 + z)*G[1, 0, 1 - y, z])/(12*y*z) + ((-3*Pi^2*(-1 + z))/(4*y*z) - (I*Pi*(10 - 10*y - 20*z + 7*y*z + 10*z^2))/(y*z*(-1 + y + z)) + (-907*y^2 + 1033*y^3 - 1112*y*z + 4132*y^2*z - 1339*y^3*z - 601*z^2 + 4661*y*z^2 - 3837*y^2*z^2 + 1958*z^3 - 3855*y*z^3 - 1357*z^4)/(72*y*z*(-1 + y + z)*(y + z)^2))* G[1, 1, 0, z] + (Pi^2*(1 - z)*G[1, 1, 1, z])/(y*z) + (Pi^2*(-1 + z)*G[1, 1, 1 - y, z])/(2*y*z) + ((31*Pi^2*(-1 + z))/(12*y*z) - ((I/12)*Pi*(18*y + 5*z - 23*y*z - 10*z^2 + 77*y*z^2 + 5*z^3))/(y*z^2*(-1 + y + z)) + (402*y^3 - 360*y^4 + 1358*y^2*z - 1856*y^3*z + 162*y^4*z + 1159*y*z^2 - 4226*y^2*z^2 + 1148*y^3*z^2 + 401*z^3 - 4072*y*z^3 + 2850*y^2*z^3 - 1540*z^4 + 3003*y*z^4 + 1139*z^5)/ (72*y*z^2*(-1 + y + z)*(y + z)^2))*G[1, 1 - y, 0, z] + (Pi^2*(-1 + z)*G[1, 1 - y, 1, z])/(3*y*z) + (11*Pi^2*(-1 + z)*G[1, 1 - y, 1 - y, z])/(6*y*z) + ((-25*Pi^2*(-1 + z))/(2*y*z) + (2245*y^3 - 1718*y^4 - 3299*y^5 + 2772*y^6 + 5391*y^2*z - 10934*y^3*z - 1416*y^4*z + 6959*y^5*z + 7500*y*z^2 - 25614*y^2*z^2 + 15556*y^3*z^2 + 3116*y^4*z^2 + 3415*z^3 - 21749*y*z^3 + 25882*y^2*z^3 - 5874*y^3*z^3 - 6290*z^4 + 15084*y*z^4 - 7120*y^2*z^4 + 2875*z^5 - 2317*y*z^5)/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - ((I/12)*Pi*(-505*y^3 + 1010*y^4 - 505*y^5 - 759*y^2*z + 2528*y^3*z - 2058*y^4*z + 289*y^5*z - 1353*y*z^2 + 4980*y^2*z^2 - 4999*y^3*z^2 + 1264*y^4*z^2 - 505*z^3 + 3878*y*z^3 - 5755*y^2*z^3 + 2058*y^3*z^3 + 1010*z^4 - 2814*y*z^4 + 1480*y^2*z^4 - 505*z^5 + 397*y*z^5))/((-1 + y)*y*z*(-1 + y + z)* (y + z)^3))*G[1 - y, 0, 0, z] + (3*Pi^2*(-1 + z)*G[1 - y, 0, 1, z])/(4*y*z) - (29*Pi^2*(-1 + z)*G[1 - y, 0, 1 - y, z])/(12*y*z) + ((Pi^2*(-1 + z))/(3*y*z) - ((I/4)*Pi*(2*y^3 - 4*y^4 + 2*y^5 - 36*y^2*z + 68*y^3*z - 51*y^4*z + 19*y^5*z - 3*y*z^2 + 36*y^2*z^2 - 88*y^3*z^2 + 64*y^4*z^2 + 2*z^3 - 7*y*z^3 - 46*y^2*z^3 + 78*y^3*z^3 - 4*z^4 - 9*y*z^4 + 40*y^2*z^4 + 2*z^5 + 7*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (100*y^3 - 614*y^4 + 892*y^5 - 378*y^6 + 1356*y^2*z - 2894*y^3*z + 2544*y^4*z - 1006*y^5*z + 471*y*z^2 - 582*y^2*z^2 + 124*y^3*z^2 - 238*y^4*z^2 - 62*z^3 + 1873*y*z^3 - 4127*y^2*z^3 + 1641*y^3*z^3 + 898*z^4 - 3435*y*z^4 + 1862*y^2*z^4 - 836*z^5 + 611*y*z^5)/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 0, z] - (5*Pi^2*(-1 + z)*G[1 - y, 1, 1, z])/(12*y*z) + (2*Pi^2*(-1 + z)*G[1 - y, 1, 1 - y, z])/(3*y*z) + ((49*Pi^2*(-1 + z))/(12*y*z) + (-852*y^4 + 2565*y^5 - 2574*y^6 + 861*y^7 - 3268*y^3*z + 9023*y^4*z - 8251*y^5*z + 2496*y^6*z - 4017*y^2*z^2 + 12176*y^3*z^2 - 9663*y^4*z^2 + 1504*y^5*z^2 - 2934*y*z^3 + 10461*y^2*z^3 - 6061*y^3*z^3 - 2105*y^4*z^3 - 874*z^4 + 5744*y*z^4 - 3691*y^2*z^4 - 3096*y^3*z^4 + 1460*z^5 - 2202*y*z^5 - 1175*y^2*z^5 - 586*z^6 - 53*y*z^6)/ (36*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) + ((I/12)*Pi*(-180*y^4 + 540*y^5 - 540*y^6 + 180*y^7 - 779*y^3*z + 2242*y^4*z - 2147*y^5*z + 684*y^6*z - 1005*y^2*z^2 + 3460*y^3*z^2 - 3378*y^4*z^2 + 923*y^5*z^2 - 843*y*z^3 + 3480*y^2*z^3 - 3341*y^3*z^3 + 488*y^4*z^3 - 239*z^4 + 2002*y*z^4 - 2477*y^2*z^4 + 66*y^3*z^4 + 478*z^5 - 1146*y*z^5 + 20*y^2*z^5 - 239*z^6 + 23*y*z^6))/((-1 + y)*y*z^2*(-1 + y + z)* (y + z)^3))*G[1 - y, 1 - y, 0, z] + (Pi^2*(1 - z)*G[1 - y, 1 - y, 1, z])/(2*y*z) + (Pi^2*(-1 + z)*G[1 - y, 1 - y, 1 - y, z])/(6*y*z) - (5*Pi^2*(-1 + z)*G[1 - y, -y, 1 - y, z])/(6*y*z) + (Pi^2*(1 - z)*G[-y, 0, 1, z])/(6*y*z) - (7*Pi^2*(-1 + z)*G[-y, 0, 1 - y, z])/(6*y*z) + ((47*Pi^2*(-1 + z))/(6*y*z) + ((I/6)*Pi*(81*y^4 - 180*y^5 + 90*y^6 + 262*y^3*z - 622*y^4*z + 342*y^5*z - 204*y^2*z^2 - 392*y^3*z^2 + 541*y^4*z^2 + 30*y*z^3 - 144*y^2*z^3 + 544*y^3*z^3 + 19*z^4 - 304*y*z^4 + 456*y^2*z^4 - 110*z^5 + 274*y*z^5 + 73*z^6))/ (y*z^2*(-1 + y + z)*(y + z)^3) + (2106*y^4 - 3786*y^5 + 1722*y^6 + 5953*y^3*z - 12121*y^4*z + 6000*y^5*z + 5175*y^2*z^2 - 15329*y^3*z^2 + 8791*y^4*z^2 + 849*y*z^3 - 9399*y^2*z^3 + 7426*y^3*z^3 + 535*z^4 - 3379*y*z^4 + 4296*y^2*z^4 - 974*z^5 + 1810*y*z^5 + 427*z^6)/(72*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 0, z] + (Pi^2*(1 - z)*G[-y, 1 - y, 1, z])/(6*y*z) + (Pi^2*(-1 + z)*G[-y, 1 - y, 1 - y, z])/(2*y*z) + (5*Pi^2*(-1 + z)*G[-y, -y, 1 - y, z])/(3*y*z) + ((((171*I)/2)*Pi*(-1 + z))/(y*z) + (430 - 860*y + 430*y^2 - 860*z + 921*y*z - 61*y^2*z + 430*z^2 - 349*y*z^2)/(12*(-1 + y)*y*z* (-1 + y + z)))*G[0, 0, 0, 0, z] + ((((-45*I)/2)*Pi*(-1 + z))/(y*z) + (-92*y^3 + 184*y^4 - 92*y^5 - 66*y^2*z + 480*y^3*z - 805*y^4*z + 391*y^5*z - 231*y*z^2 + 1086*y^2*z^2 - 2220*y^3*z^2 + 1715*y^4*z^2 - 296*y^5*z^2 - 92*z^3 + 1138*y*z^3 - 3170*y^2*z^3 + 3320*y^3*z^3 - 1088*y^4*z^3 + 348*z^4 - 1900*y*z^4 + 3040*y^2*z^4 - 1488*y^3*z^4 - 402*z^5 + 1190*y*z^5 - 896*y^2*z^5 + 146*z^6 - 200*y*z^6)/ (12*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 0, 1, 0, z] + ((((-87*I)/2)*Pi*(-1 + z))/(y*z) + (-440*y^3 + 880*y^4 - 440*y^5 - 648*y^2*z + 2176*y^3*z - 1497*y^4*z - 31*y^5*z - 1176*y*z^2 + 4320*y^2*z^2 - 3491*y^3*z^2 + 50*y^4*z^2 - 440*z^3 + 3376*y*z^3 - 4163*y^2*z^3 + 336*y^3*z^3 + 880*z^4 - 2169*y*z^4 + 398*y^2*z^4 - 440*z^5 + 143*y*z^5)/ (12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[0, 0, 1 - y, 0, z] + ((((-63*I)/2)*Pi*(-1 + z))/(y*z) + (-97*y^3 + 194*y^4 - 97*y^5 - 81*y^2*z + 501*y^3*z - 848*y^4*z + 428*y^5*z - 246*y*z^2 + 1089*y^2*z^2 - 2292*y^3*z^2 + 1828*y^4*z^2 - 334*y^5*z^2 - 97*z^3 + 1121*y*z^3 - 3178*y^2*z^3 + 3424*y^3*z^3 - 1180*y^4*z^3 + 339*z^4 - 1847*y*z^4 + 3044*y^2*z^4 - 1536*y^3*z^4 - 375*z^5 + 1153*y*z^5 - 868*y^2*z^5 + 133*z^6 - 178*y*z^6)/ (12*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, 0, z] + (((3*I)*Pi*(-1 + z))/(y*z) + (-143*y^3 + 286*y^4 - 143*y^5 - 513*y^2*z + 1312*y^3*z - 906*y^4*z + 107*y^5*z - 447*y*z^2 + 1836*y^2*z^2 - 1853*y^3*z^2 + 446*y^4*z^2 - 143*z^3 + 1162*y*z^3 - 1769*y^2*z^3 + 696*y^3*z^3 + 286*z^4 - 822*y*z^4 + 482*y^2*z^4 - 143*z^5 + 125*y*z^5)/ (12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[0, 1, 1, 0, z] + ((((21*I)/2)*Pi*(-1 + z))/(y*z) + (3*y^4 - 3*y^5 - 25*y^3*z + 56*y^4*z - 31*y^5*z - 51*y^2*z^2 + 158*y^3*z^2 - 213*y^4*z^2 + 106*y^5*z^2 - 90*y*z^3 + 300*y^2*z^3 - 553*y^3*z^3 + 352*y^4*z^3 - 34*z^4 + 224*y*z^4 - 583*y^2*z^4 + 420*y^3*z^4 + 56*z^5 - 237*y*z^5 + 208*y^2*z^5 - 25*z^6 + 34*y*z^6)/(12*(-1 + y)*y*z^2* (-1 + y + z)*(y + z)^3))*G[0, 1, 1 - y, 0, z] + (((-39*I)*Pi*(-1 + z))/(y*z) + (-460*y^3 + 920*y^4 - 460*y^5 - 666*y^2*z + 2276*y^3*z - 1737*y^4*z + 127*y^5*z - 1227*y*z^2 + 4572*y^2*z^2 - 4204*y^3*z^2 + 652*y^4*z^2 - 460*z^3 + 3599*y*z^3 - 4954*y^2*z^3 + 1194*y^3*z^3 + 944*z^4 - 2505*y*z^4 + 940*y^2*z^4 - 478*z^5 + 271*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))* G[0, 1 - y, 0, 0, z] + (((3*I)*Pi*(-1 + z))/(y*z) + (37*y^3 - 74*y^4 + 37*y^5 + 27*y^2*z - 116*y^3*z + 21*y^4*z + 68*y^5*z + 93*y*z^2 - 288*y^2*z^2 + 19*y^3*z^2 + 230*y^4*z^2 + 37*z^3 - 242*y*z^3 + 85*y^2*z^3 + 282*y^3*z^3 - 62*z^4 + 78*y*z^4 + 146*y^2*z^4 + 28*z^5 + 26*y*z^5)/(12*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3))*G[0, 1 - y, 1, 0, z] + (((21*I)*Pi*(-1 + z))/(y*z) + (30*y^4 - 90*y^5 + 90*y^6 - 30*y^7 - 160*y^3*z + 128*y^4*z + 284*y^5*z - 312*y^6*z + 60*y^7*z - 450*y^2*z^2 + 1182*y^3*z^2 - 152*y^4*z^2 - 862*y^5*z^2 + 282*y^6*z^2 - 675*y*z^3 + 2628*y^2*z^3 - 1839*y^3*z^3 - 998*y^4*z^3 + 668*y^5*z^3 - 250*z^4 + 2342*y*z^4 - 3535*y^2*z^4 + 79*y^3*z^4 + 932*y^4*z^4 + 678*z^5 - 2501*y*z^5 + 1115*y^2*z^5 + 708*y^3*z^5 - 624*z^6 + 814*y*z^6 + 242*y^2*z^6 + 196*z^7 + 20*y*z^7)/(12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* G[0, 1 - y, 1 - y, 0, z] + (((15*I)*Pi*(-1 + z))/(y*z) + (9*y^4 - 29*y^5 + 30*y^6 - 10*y^7 + 17*y^3*z - 99*y^4*z + 166*y^5*z - 104*y^6*z + 20*y^7*z + 305*y^2*z^2 - 637*y^3*z^2 + 505*y^4*z^2 - 267*y^5*z^2 + 94*y^6*z^2 + 45*y*z^3 - 507*y^2*z^3 + 729*y^3*z^3 - 415*y^4*z^3 + 130*y^5*z^3 - 10*z^4 + 162*y*z^4 - 249*y^2*z^4 + 81*y^3*z^4 - 20*y^4*z^4 + 102*z^5 - 523*y*z^5 + 621*y^2*z^5 - 200*y^3*z^5 - 156*z^6 + 362*y*z^6 - 170*y^2*z^6 + 64*z^7 - 46*y*z^7)/(4*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3))*G[0, -y, 1 - y, 0, z] + (((-39*I)*Pi*(-1 + z))/(y*z) + (-53 + 53*y + 106*z - 158*y*z - 53*z^2)/ (6*y*z*(-1 + y + z)))*G[1, 0, 0, 0, z] + ((((9*I)/2)*Pi*(-1 + z))/(y*z) + (-3*y + 121*z - 118*y*z - 242*z^2 + 115*y*z^2 + 121*z^3)/(12*y*z^2*(-1 + y + z)))*G[1, 0, 1, 0, z] + ((((27*I)/2)*Pi*(-1 + z))/(y*z) + (3*y - 2*z - y*z + 4*z^2 + 25*y*z^2 - 2*z^3)/(3*y*z^2*(-1 + y + z)))*G[1, 0, 1 - y, 0, z] + (((3*I)*Pi*(-1 + z))/(y*z) + (80 - 80*y - 160*z + 71*y*z + 80*z^2)/ (6*y*z*(-1 + y + z)))*G[1, 1, 0, 0, z] + (((-3*I)*Pi*(-1 + z))/(y*z) + (3*y - 41*z + 38*y*z + 82*z^2 - 35*y*z^2 - 41*z^3)/(12*y*z^2*(-1 + y + z)))*G[1, 1, 1, 0, z] + (((-6*I)*Pi*(-1 + z))/(y*z) + (5*y - 24*z + 19*y*z + 48*z^2 - 28*y*z^2 - 24*z^3)/(4*y*z^2*(-1 + y + z)))*G[1, 1, 1 - y, 0, z] + (((15*I)*Pi*(-1 + z))/(y*z) + (15*y - 8*z - 7*y*z + 16*z^2 + 112*y*z^2 - 8*z^3)/(12*y*z^2*(-1 + y + z)))*G[1, 1 - y, 0, 0, z] + ((((3*I)/2)*Pi*(-1 + z))/(y*z) + (-3*y - 29*z + 32*y*z + 58*z^2 - 5*y*z^2 - 29*z^3)/(12*y*z^2*(-1 + y + z)))*G[1, 1 - y, 1, 0, z] + (((-12*I)*Pi*(-1 + z))/(y*z) + (-3*y - 14*z + 17*y*z + 28*z^2 - 110*y*z^2 - 14*z^3)/(12*y*z^2*(-1 + y + z)))* G[1, 1 - y, 1 - y, 0, z] + ((((-51*I)/2)*Pi*(-1 + z))/(y*z) + (-499*y^3 + 998*y^4 - 499*y^5 - 783*y^2*z + 2564*y^3*z - 2106*y^4*z + 325*y^5*z - 1344*y*z^2 + 4968*y^2*z^2 - 5098*y^3*z^2 + 1402*y^4*z^2 - 499*z^3 + 3839*y*z^3 - 5812*y^2*z^3 + 2256*y^3*z^3 + 998*z^4 - 2820*y*z^4 + 1606*y^2*z^4 - 499*z^5 + 427*y*z^5)/(12*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3))*G[1 - y, 0, 0, 0, z] + ((((3*I)/2)*Pi*(-1 + z))/(y*z) + (30*y^4 - 90*y^5 + 90*y^6 - 30*y^7 + 127*y^3*z - 368*y^4*z + 355*y^5*z - 114*y^6*z + 117*y^2*z^2 - 458*y^3*z^2 + 459*y^4*z^2 - 118*y^5*z^2 + 123*y*z^3 - 450*y^2*z^3 + 325*y^3*z^3 + 38*y^4*z^3 + 37*z^4 - 266*y*z^4 + 205*y^2*z^4 + 132*y^3*z^4 - 62*z^5 + 102*y*z^5 + 68*y^2*z^5 + 28*z^6 + 8*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, 1, 0, z] + (((12*I)*Pi*(-1 + z))/(y*z) + (240*y^4 - 720*y^5 + 720*y^6 - 240*y^7 + 941*y^3*z - 2848*y^4*z + 2873*y^5*z - 966*y^6*z + 1131*y^2*z^2 - 4162*y^3*z^2 + 4407*y^4*z^2 - 1376*y^5*z^2 + 849*y*z^3 - 3750*y^2*z^3 + 3854*y^3*z^3 - 692*y^4*z^3 + 221*z^4 - 1960*y*z^4 + 2402*y^2*z^4 + 120*y^3*z^4 - 442*z^5 + 1023*y*z^5 + 202*y^2*z^5 + 221*z^6 + 40*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, 1 - y, 0, z] + (((9*I)*Pi*(-1 + z))/(y*z) + (13*y^3 - 26*y^4 + 13*y^5 - 31*y^2*z + 36*y^3*z - 27*y^4*z + 22*y^5*z + 24*y*z^2 - 56*y^2*z^2 - 21*y^3*z^2 + 68*y^4*z^2 + 13*z^3 - 89*y*z^3 + 49*y^2*z^3 + 72*y^3*z^3 - 26*z^4 + 43*y*z^4 + 28*y^2*z^4 + 13*z^5 + 2*y*z^5)/(4*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3))*G[1 - y, 1, 0, 0, z] + (((12*I)*Pi*(-1 + z))/(y*z) + (37*y^3 - 74*y^4 + 37*y^5 + 27*y^2*z - 128*y^3*z + 108*y^4*z - 7*y^5*z + 93*y*z^2 - 324*y^2*z^2 + 289*y^3*z^2 - 40*y^4*z^2 + 37*z^3 - 278*y*z^3 + 373*y^2*z^3 - 78*y^3*z^3 - 74*z^4 + 192*y*z^4 - 64*y^2*z^4 + 37*z^5 - 19*y*z^5)/ (12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1 - y, 1, 1, 0, z] + (((-3*I)*Pi*(-1 + z))/(y*z) + (-66*y^4 + 186*y^5 - 180*y^6 + 60*y^7 - 151*y^3*z + 536*y^4*z - 655*y^5*z + 300*y^6*z - 30*y^7*z - 99*y^2*z^2 + 435*y^3*z^2 - 671*y^4*z^2 + 395*y^5*z^2 - 60*y^6*z^2 + 66*y*z^3 - 201*y^2*z^3 + 249*y^3*z^3 - 179*y^4*z^3 + 74*y^5*z^3 + 47*z^4 - 427*y*z^4 + 1007*y^2*z^4 - 929*y^3*z^4 + 320*y^4*z^4 - 141*z^5 + 670*y*z^5 - 895*y^2*z^5 + 366*y^3*z^5 + 141*z^6 - 347*y*z^6 + 188*y^2*z^6 - 47*z^7 + 38*y*z^7)/ (12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, 1 - y, 0, z] + (((9*I)*Pi*(-1 + z))/(y*z) + (210*y^4 - 630*y^5 + 630*y^6 - 210*y^7 + 887*y^3*z - 2626*y^4*z + 2591*y^5*z - 852*y^6*z + 1149*y^2*z^2 - 4108*y^3*z^2 + 4290*y^4*z^2 - 1331*y^5*z^2 + 927*y*z^3 - 4020*y^2*z^3 + 4331*y^3*z^3 - 1040*y^4*z^3 + 257*z^4 - 2224*y*z^4 + 3065*y^2*z^4 - 504*y^3*z^4 - 514*z^5 + 1320*y*z^5 - 212*y^2*z^5 + 257*z^6 - 59*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 0, 0, z] + ((-30*y^4 + 90*y^5 - 90*y^6 + 30*y^7 - 119*y^3*z + 352*y^4*z - 347*y^5*z + 114*y^6*z - 135*y^2*z^2 + 490*y^3*z^2 - 492*y^4*z^2 + 137*y^5*z^2 - 108*y*z^3 + 450*y^2*z^3 - 398*y^3*z^3 + 20*y^4*z^3 - 29*z^4 + 247*y*z^4 - 254*y^2*z^4 - 72*y^3*z^4 + 58*z^5 - 120*y*z^5 - 46*y^2*z^5 - 29*z^6 - 7*y*z^6)* G[1 - y, 1 - y, 1, 0, z])/(12*(-1 + y)*y*z^2*(-1 + y + z)* (y + z)^3) + (((-3*I)*Pi*(-1 + z))/(y*z) + (240*y^4 - 720*y^5 + 720*y^6 - 240*y^7 + 871*y^3*z - 2954*y^4*z + 3505*y^5*z - 1632*y^6*z + 210*y^7*z + 1089*y^2*z^2 - 4827*y^3*z^2 + 6938*y^4*z^2 - 4052*y^5*z^2 + 852*y^6*z^2 + 675*y*z^3 - 4257*y^2*z^3 + 7419*y^3*z^3 - 4924*y^4*z^3 + 1267*y^5*z^3 + 151*z^4 - 2117*y*z^4 + 5047*y^2*z^4 - 3481*y^3*z^4 + 760*y^4*z^4 - 453*z^5 + 2168*y*z^5 - 1763*y^2*z^5 + 48*y^3*z^5 + 453*z^6 - 697*y*z^6 - 116*y^2*z^6 - 151*z^7 - 29*y*z^7)/(12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, 1 - y, 0, z] + (((12*I)*Pi*(-1 + z))/(y*z) + (-63*y^4 + 183*y^5 - 180*y^6 + 60*y^7 - 236*y^3*z + 733*y^4*z - 806*y^5*z + 354*y^6*z - 45*y^7*z - 204*y^2*z^2 + 966*y^3*z^2 - 1423*y^4*z^2 + 805*y^5*z^2 - 144*y^6*z^2 - 177*y*z^3 + 780*y^2*z^3 - 1305*y^3*z^3 + 911*y^4*z^3 - 182*y^5*z^3 - 47*z^4 + 481*y*z^4 - 989*y^2*z^4 + 797*y^3*z^4 - 188*y^4*z^4 + 117*z^5 - 481*y*z^5 + 601*y^2*z^5 - 237*y^3*z^5 - 99*z^6 + 233*y*z^6 - 188*y^2*z^6 + 29*z^7 - 56*y*z^7)/(6*(-1 + y)*y*(-1 + z)*z^2* (-1 + y + z)*(y + z)^3))*G[1 - y, -y, 1 - y, 0, z] + (((-3*I)*Pi*(-1 + z))/(y*z) + (27*y^4 - 60*y^5 + 30*y^6 + 89*y^3*z - 209*y^4*z + 114*y^5*z + 21*y^2*z^2 - 199*y^3*z^2 + 164*y^4*z^2 + 33*y*z^3 - 93*y^2*z^3 + 116*y^3*z^3 + 8*z^4 - 59*y*z^4 + 54*y^2*z^4 - 16*z^5 + 26*y*z^5 + 8*z^6)/(12*y*z^2*(-1 + y + z)* (y + z)^3))*G[-y, 0, 1, 0, z] + (((15*I)*Pi*(-1 + z))/(y*z) + (-45*y^4 + 100*y^5 - 50*y^6 - 145*y^3*z + 345*y^4*z - 190*y^5*z + 143*y^2*z^2 + 195*y^3*z^2 - 306*y^4*z^2 - 9*y*z^3 + 65*y^2*z^3 - 324*y^3*z^3 - 10*z^4 + 183*y*z^4 - 286*y^2*z^4 + 68*z^5 - 174*y*z^5 - 46*z^6)/(4*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 0, 1 - y, 0, z] + (((18*I)*Pi*(-1 + z))/(y*z) + (-195*y^4 + 420*y^5 - 210*y^6 - 623*y^3*z + 1505*y^4*z - 852*y^5*z + 309*y^2*z^2 + 1231*y^3*z^2 - 1472*y^4*z^2 - 93*y*z^3 + 663*y^2*z^3 - 1568*y^3*z^3 - 38*z^4 + 761*y*z^4 - 1242*y^2*z^4 + 244*z^5 - 668*y*z^5 - 164*z^6)/(12*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 0, 0, z] + (((-3*I)*Pi*(-1 + z))/(y*z) + (27*y^4 - 60*y^5 + 30*y^6 + 89*y^3*z - 209*y^4*z + 114*y^5*z + 21*y^2*z^2 - 199*y^3*z^2 + 164*y^4*z^2 + 33*y*z^3 - 93*y^2*z^3 + 116*y^3*z^3 + 8*z^4 - 59*y*z^4 + 54*y^2*z^4 - 16*z^5 + 26*y*z^5 + 8*z^6)/(12*y*z^2*(-1 + y + z)*(y + z)^3))*G[-y, 1 - y, 1, 0, z] + (((-6*I)*Pi*(-1 + z))/(y*z) + (9*y^4 - 20*y^5 + 10*y^6 + 23*y^3*z - 63*y^4*z + 38*y^5*z - 41*y^2*z^2 - 13*y^3*z^2 + 54*y^4*z^2 - 15*y*z^3 + 39*y^2*z^3 + 36*y^3*z^3 - 4*z^4 + 9*y*z^4 + 14*y^2*z^4 + 6*y*z^5 + 2*z^6)/(2*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, 1 - y, 1 - y, 0, z] + (((-24*I)*Pi*(-1 + z))/(y*z) + (75*y^4 - 180*y^5 + 90*y^6 + 247*y^3*z - 565*y^4*z + 288*y^5*z - 549*y^2*z^2 + 61*y^3*z^2 + 364*y^4*z^2 - 39*y*z^3 + 273*y^2*z^3 + 376*y^3*z^3 + 22*z^4 - 337*y*z^4 + 474*y^2*z^4 - 164*z^5 + 376*y*z^5 + 112*z^6)/(6*y*z^2*(-1 + y + z)*(y + z)^3))* G[-y, -y, 1 - y, 0, z] - (77*(-1 + z)*G[0, 0, 0, 0, 0, z])/(y*z) + (49*(-1 + z)*G[0, 0, 0, 1, 0, z])/(2*y*z) + (50*(-1 + z)*G[0, 0, 0, 1 - y, 0, z])/(y*z) + (65*(-1 + z)*G[0, 0, 1, 0, 0, z])/(2*y*z) - (5*(-1 + z)*G[0, 0, 1, 1, 0, z])/(y*z) - (19*(-1 + z)*G[0, 0, 1, 1 - y, 0, z])/(2*y*z) + (93*(-1 + z)*G[0, 0, 1 - y, 0, 0, z])/(2*y*z) - (7*(-1 + z)*G[0, 0, 1 - y, 1, 0, z])/(y*z) - (65*(-1 + z)*G[0, 0, 1 - y, 1 - y, 0, z])/(2*y*z) - (12*(-1 + z)*G[0, 0, -y, 1 - y, 0, z])/(y*z) + (71*(-1 + z)*G[0, 1, 0, 0, 0, z])/(2*y*z) - (5*(-1 + z)*G[0, 1, 0, 1, 0, z])/(y*z) - (14*(-1 + z)*G[0, 1, 0, 1 - y, 0, z])/(y*z) - (7*(-1 + z)*G[0, 1, 1, 0, 0, z])/(y*z) + (3*(-1 + z)*G[0, 1, 1, 1, 0, z])/(2*y*z) + (3*(-1 + z)*G[0, 1, 1, 1 - y, 0, z])/(y*z) - (15*(-1 + z)*G[0, 1, 1 - y, 0, 0, z])/(y*z) + ((1 - z)*G[0, 1, 1 - y, 1, 0, z])/(2*y*z) + (11*(-1 + z)*G[0, 1, 1 - y, 1 - y, 0, z])/(y*z) + (77*(-1 + z)*G[0, 1 - y, 0, 0, 0, z])/(2*y*z) - (5*(-1 + z)*G[0, 1 - y, 0, 1, 0, z])/(y*z) - (22*(-1 + z)*G[0, 1 - y, 0, 1 - y, 0, z])/(y*z) - (27*(-1 + z)*G[0, 1 - y, 1, 0, 0, z])/(2*y*z) - (25*(-1 + z)*G[0, 1 - y, 1, 1, 0, z])/(2*y*z) + (15*(-1 + z)*G[0, 1 - y, 1, 1 - y, 0, z])/(2*y*z) - (22*(-1 + z)*G[0, 1 - y, 1 - y, 0, 0, z])/(y*z) + (5*(-1 + z)*G[0, 1 - y, 1 - y, 1, 0, z])/(2*y*z) + (13*(-1 + z)*G[0, 1 - y, 1 - y, 1 - y, 0, z])/(y*z) - (8*(-1 + z)*G[0, 1 - y, -y, 1 - y, 0, z])/(y*z) + (4*(-1 + z)*G[0, -y, 0, 1, 0, z])/(y*z) - (13*(-1 + z)*G[0, -y, 0, 1 - y, 0, z])/(y*z) - (13*(-1 + z)*G[0, -y, 1 - y, 0, 0, z])/(y*z) + (4*(-1 + z)*G[0, -y, 1 - y, 1, 0, z])/(y*z) + (5*(-1 + z)*G[0, -y, 1 - y, 1 - y, 0, z])/(y*z) + (22*(-1 + z)*G[0, -y, -y, 1 - y, 0, z])/(y*z) + (40*(-1 + z)*G[1, 0, 0, 0, 0, z])/(y*z) - (13*(-1 + z)*G[1, 0, 0, 1, 0, z])/(2*y*z) - (33*(-1 + z)*G[1, 0, 0, 1 - y, 0, z])/(2*y*z) - (8*(-1 + z)*G[1, 0, 1, 0, 0, z])/(y*z) + (3*(-1 + z)*G[1, 0, 1, 1, 0, z])/(2*y*z) + ((-1 + z)*G[1, 0, 1, 1 - y, 0, z])/(2*y*z) - (18*(-1 + z)*G[1, 0, 1 - y, 0, 0, z])/(y*z) + ((1 - z)*G[1, 0, 1 - y, 1, 0, z])/(2*y*z) + (12*(-1 + z)*G[1, 0, 1 - y, 1 - y, 0, z])/(y*z) - (3*(-1 + z)*G[1, 0, -y, 1 - y, 0, z])/(y*z) - (6*(-1 + z)*G[1, 1, 0, 0, 0, z])/(y*z) + ((-1 + z)*G[1, 1, 0, 1, 0, z])/(2*y*z) + (5*(-1 + z)*G[1, 1, 0, 1 - y, 0, z])/(y*z) + (7*(-1 + z)*G[1, 1, 1, 0, 0, z])/(2*y*z) + (2*(-1 + z)*G[1, 1, 1, 1, 0, z])/(y*z) + (4*(-1 + z)*G[1, 1, 1, 1 - y, 0, z])/(y*z) + (6*(-1 + z)*G[1, 1, 1 - y, 0, 0, z])/(y*z) + ((1 - z)*G[1, 1, 1 - y, 1, 0, z])/(y*z) - (2*(-1 + z)*G[1, 1, 1 - y, 1 - y, 0, z])/(y*z) - (35*(-1 + z)*G[1, 1 - y, 0, 0, 0, z])/(2*y*z) + ((1 - z)*G[1, 1 - y, 0, 1, 0, z])/(2*y*z) + (25*(-1 + z)*G[1, 1 - y, 0, 1 - y, 0, z])/(2*y*z) + (2*(-1 + z)*G[1, 1 - y, 1, 0, 0, z])/(y*z) + (5*(-1 + z)*G[1, 1 - y, 1, 1, 0, z])/(2*y*z) - (9*(-1 + z)*G[1, 1 - y, 1, 1 - y, 0, z])/(2*y*z) + (14*(-1 + z)*G[1, 1 - y, 1 - y, 0, 0, z])/(y*z) + ((1 - z)*G[1, 1 - y, 1 - y, 1, 0, z])/(y*z) - (10*(-1 + z)*G[1, 1 - y, 1 - y, 1 - y, 0, z])/(y*z) - (3*(-1 + z)*G[1, 1 - y, -y, 1 - y, 0, z])/(y*z) + (24*(-1 + z)*G[1 - y, 0, 0, 0, 0, z])/(y*z) - (4*(-1 + z)*G[1 - y, 0, 0, 1, 0, z])/(y*z) - (29*(-1 + z)*G[1 - y, 0, 0, 1 - y, 0, z])/(2*y*z) - (11*(-1 + z)*G[1 - y, 0, 1, 0, 0, z])/(y*z) - (23*(-1 + z)*G[1 - y, 0, 1, 1, 0, z])/(2*y*z) + (7*(-1 + z)*G[1 - y, 0, 1, 1 - y, 0, z])/(y*z) - (11*(-1 + z)*G[1 - y, 0, 1 - y, 0, 0, z])/(y*z) + (3*(-1 + z)*G[1 - y, 0, 1 - y, 1, 0, z])/(2*y*z) + (13*(-1 + z)*G[1 - y, 0, 1 - y, 1 - y, 0, z])/(y*z) - (11*(-1 + z)*G[1 - y, 0, -y, 1 - y, 0, z])/(y*z) - (27*(-1 + z)*G[1 - y, 1, 0, 0, 0, z])/(2*y*z) - (17*(-1 + z)*G[1 - y, 1, 0, 1, 0, z])/(2*y*z) + (9*(-1 + z)*G[1 - y, 1, 0, 1 - y, 0, z])/(y*z) - (23*(-1 + z)*G[1 - y, 1, 1, 0, 0, z])/(2*y*z) + (7*(-1 + z)*G[1 - y, 1, 1, 1, 0, z])/(2*y*z) + ((1 - z)*G[1 - y, 1, 1, 1 - y, 0, z])/(y*z) + (10*(-1 + z)*G[1 - y, 1, 1 - y, 0, 0, z])/(y*z) + (6*(-1 + z)*G[1 - y, 1, 1 - y, 1, 0, z])/(y*z) - (10*(-1 + z)*G[1 - y, 1, 1 - y, 1 - y, 0, z])/(y*z) - (17*(-1 + z)*G[1 - y, 1 - y, 0, 0, 0, z])/(2*y*z) + ((-1 + z)*G[1 - y, 1 - y, 0, 1, 0, z])/(2*y*z) + (4*(-1 + z)*G[1 - y, 1 - y, 0, 1 - y, 0, z])/(y*z) + (3*(-1 + z)*G[1 - y, 1 - y, 1, 0, 0, z])/(y*z) + (4*(-1 + z)*G[1 - y, 1 - y, 1, 1, 0, z])/(y*z) + ((1 - z)*G[1 - y, 1 - y, 1, 1 - y, 0, z])/(y*z) + (3*(-1 + z)*G[1 - y, 1 - y, 1 - y, 0, 0, z])/(y*z) + ((1 - z)*G[1 - y, 1 - y, 1 - y, 1 - y, 0, z])/(y*z) + (4*(-1 + z)*G[1 - y, 1 - y, -y, 1 - y, 0, z])/(y*z) + ((-1 + z)*G[1 - y, -y, 0, 1, 0, z])/(y*z) - (11*(-1 + z)*G[1 - y, -y, 0, 1 - y, 0, z])/(y*z) - (12*(-1 + z)*G[1 - y, -y, 1 - y, 0, 0, z])/(y*z) + ((-1 + z)*G[1 - y, -y, 1 - y, 1, 0, z])/(y*z) + (4*(-1 + z)*G[1 - y, -y, 1 - y, 1 - y, 0, z])/(y*z) + (20*(-1 + z)*G[1 - y, -y, -y, 1 - y, 0, z])/(y*z) + (5*(-1 + z)*G[-y, 0, 0, 1, 0, z])/(y*z) - (16*(-1 + z)*G[-y, 0, 0, 1 - y, 0, z])/(y*z) + (5*(-1 + z)*G[-y, 0, 1, 0, 0, z])/(y*z) + (2*(-1 + z)*G[-y, 0, 1, 1, 0, z])/(y*z) + ((1 - z)*G[-y, 0, 1, 1 - y, 0, z])/(y*z) - (17*(-1 + z)*G[-y, 0, 1 - y, 0, 0, z])/(y*z) + (2*(-1 + z)*G[-y, 0, 1 - y, 1, 0, z])/(y*z) + (5*(-1 + z)*G[-y, 0, 1 - y, 1 - y, 0, z])/(y*z) + (22*(-1 + z)*G[-y, 0, -y, 1 - y, 0, z])/(y*z) - (17*(-1 + z)*G[-y, 1 - y, 0, 0, 0, z])/(y*z) + (2*(-1 + z)*G[-y, 1 - y, 0, 1, 0, z])/(y*z) + (6*(-1 + z)*G[-y, 1 - y, 0, 1 - y, 0, z])/(y*z) + (5*(-1 + z)*G[-y, 1 - y, 1, 0, 0, z])/(y*z) + (2*(-1 + z)*G[-y, 1 - y, 1, 1, 0, z])/(y*z) + ((1 - z)*G[-y, 1 - y, 1, 1 - y, 0, z])/(y*z) + (6*(-1 + z)*G[-y, 1 - y, 1 - y, 0, 0, z])/(y*z) + ((1 - z)*G[-y, 1 - y, 1 - y, 1, 0, z])/(y*z) - (2*(-1 + z)*G[-y, 1 - y, 1 - y, 1 - y, 0, z])/(y*z) + (6*(-1 + z)*G[-y, 1 - y, -y, 1 - y, 0, z])/(y*z) - (2*(-1 + z)*G[-y, -y, 0, 1, 0, z])/(y*z) + (22*(-1 + z)*G[-y, -y, 0, 1 - y, 0, z])/(y*z) + (24*(-1 + z)*G[-y, -y, 1 - y, 0, 0, z])/(y*z) - (2*(-1 + z)*G[-y, -y, 1 - y, 1, 0, z])/(y*z) - (8*(-1 + z)*G[-y, -y, 1 - y, 1 - y, 0, z])/(y*z) - (40*(-1 + z)*G[-y, -y, -y, 1 - y, 0, z])/(y*z) + ((313*Pi^2*(-1 + z))/(18*y*z) + ((I/36)*Pi*(-2737 + 10948*y - 16422*y^2 + 10948*y^3 - 2737*y^4 + 4394*z - 14974*y*z + 18558*y^2*z - 10094*y^3*z + 2116*y^4*z - 1927*z^2 + 5862*y*z^2 - 6105*y^2*z^2 + 2332*y^3*z^2))/((-1 + y)^3*y*z*(-1 + y + z)) + (-20029*y^2 + 73690*y^3 - 94524*y^4 + 41398*y^5 + 6161*y^6 - 6696*y^7 - 40058*y*z + 194566*y^2*z - 361075*y^3*z + 320513*y^4*z - 134371*y^5*z + 20425*y^6*z - 20029*z^2 + 147812*y*z^2 - 389298*y^2*z^2 + 502633*y^3*z^2 - 329447*y^4*z^2 + 87627*y^5*z^2 + 35846*z^3 - 165402*y*z^3 + 310164*y^2*z^3 - 273662*y^3*z^3 + 91650*y^4*z^3 - 15925*z^4 + 59916*y*z^4 - 75837*y^2*z^4 + 31144*y^3*z^4)/(216*(-1 + y)^3*y*z*(-1 + y + z)* (y + z)^2))*Zeta[3] + G[1 - y, 1, z]* ((((-3*I)/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(66*y^4 - 186*y^5 + 180*y^6 - 60*y^7 + 188*y^3*z - 610*y^4*z + 692*y^5*z - 300*y^6*z + 30*y^7*z + 126*y^2*z^2 - 600*y^3*z^2 + 853*y^4*z^2 - 439*y^5*z^2 + 60*y^6*z^2 + 27*y*z^3 - 150*y^2*z^3 + 168*y^3*z^3 + 31*y^4*z^3 - 67*y^5*z^3 - 10*z^4 + 56*y*z^4 - 310*y^2*z^4 + 562*y^3*z^4 - 280*y^4*z^4 + 30*z^5 - 200*y*z^5 + 458*y^2*z^5 - 288*y^3*z^5 - 30*z^6 + 136*y*z^6 - 124*y^2*z^6 + 10*z^7 - 19*y*z^7))/(72*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3) + ((1 - z)*Zeta[3])/(y*z)) + G[0, 0, z]*((((-109*I)/8)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(1625 - 3250*y + 1625*y^2 - 4491*z + 5056*y*z - 565*y^2*z + 4203*z^2 - 2174*y*z^2 - 1066*y^2*z^2 - 1337*z^3 + 374*y*z^3))/ (144*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)) + ((I/72)*Pi*(5026*y^2 - 9350*y^3 + 3622*y^4 + 702*y^5 + 10052*y*z - 33288*y^2*z + 26063*y^3*z - 2827*y^4*z + 5026*z^2 - 30426*y*z^2 + 36404*y^2*z^2 - 9663*y^3*z^2 - 10052*z^3 + 22553*y*z^3 - 9819*y^2*z^3 + 5026*z^4 - 3685*y*z^4))/((-1 + y)*y*z*(-1 + y + z)* (y + z)^2) + (-33523*y^2 + 62906*y^3 - 25243*y^4 - 4140*y^5 - 67046*y*z + 337369*y^2*z - 410173*y^3*z + 134090*y^4*z + 5760*y^5*z - 33523*z^2 + 309044*y*z^2 - 747356*y^2*z^2 + 572276*y^3*z^2 - 107227*y^4*z^2 + 102873*z^3 - 467603*y*z^3 + 584573*y^2*z^3 - 226629*y^3*z^3 - 105177*z^4 + 254646*y*z^4 - 142683*y^2*z^4 + 35827*z^5 - 29041*y*z^5)/(864*(-1 + y)*y*(-1 + z)* z*(-1 + y + z)*(y + z)^2) - (21*(-1 + z)*Zeta[3])/(y*z)) + G[-y, 1 - y, z]*((((3*I)/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-81*y^4 + 180*y^5 - 90*y^6 - 227*y^3*z + 587*y^4*z - 342*y^5*z + 225*y^2*z^2 + 277*y^3*z^2 - 488*y^4*z^2 + 57*y*z^3 - 141*y^2*z^3 - 332*y^3*z^3 + 16*z^4 + 5*y*z^4 - 138*y^2*z^4 + 16*z^5 - 62*y*z^5 - 20*z^6))/(72*y*z^2*(-1 + y + z)*(y + z)^3) - (15*(-1 + z)*Zeta[3])/(y*z)) + G[1 - y, 1 - y, z]* (((I/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-90*y^4 + 270*y^5 - 270*y^6 + 90*y^7 - 330*y^3*z + 1112*y^4*z - 1314*y^5*z + 612*y^6*z - 80*y^7*z - 408*y^2*z^2 + 1812*y^3*z^2 - 2594*y^4*z^2 + 1512*y^5*z^2 - 322*y^6*z^2 - 261*y*z^3 + 1614*y^2*z^3 - 2769*y^3*z^3 + 1812*y^4*z^3 - 468*y^5*z^3 - 60*z^4 + 824*y*z^4 - 1917*y^2*z^4 + 1269*y^3*z^4 - 260*y^4*z^4 + 180*z^5 - 845*y*z^5 + 657*y^2*z^5 + 8*y^3*z^5 - 180*z^6 + 270*y*z^6 + 54*y^2*z^6 + 60*z^7 + 12*y*z^7))/(24*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3) - (13*(-1 + z)*Zeta[3])/(y*z)) + G[1, 1, z]*((((3*I)/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-18*y + 113*z - 95*y*z - 226*z^2 + 119*y*z^2 + 113*z^3))/ (72*y*z^2*(-1 + y + z)) - (9*(-1 + z)*Zeta[3])/(2*y*z)) + G[1, 0, z]*(((2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-6*y + 373*z - 367*y*z - 746*z^2 + 619*y*z^2 + 373*z^3))/ (72*y*z^2*(-1 + y + z)) - ((I/24)*Pi*(-162*y^2 + 108*y^3 + 18*y^4 + 27*y*z + 306*y^2*z + 94*y^3*z - 9*z^2 + 36*y*z^2 + 206*y^2*z^2 + 36*z^3 + 103*y*z^3 - 27*z^4))/(y*z*(-1 + y + z)*(y + z)^2) + (2492*y^2 - 2564*y^3 - 72*y^4 + 817*y*z - 7154*y^2*z + 856*y^3*z + 563*z^2 - 3568*y*z^2 + 1462*y^2*z^2 - 1216*z^3 + 1187*y*z^3 + 653*z^4)/(144*y*z*(-1 + y + z)*(y + z)^2) + ((-1 + z)*Zeta[3])/ (y*z)) + G[0, 1, z]*((((-9*I)/4)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-y^4 + y^5 + 56*y^3*z - 114*y^4*z + 58*y^5*z + 188*y^2*z^2 - 490*y^3*z^2 + 373*y^4*z^2 - 71*y^5*z^2 + 179*y*z^3 - 712*y^2*z^3 + 802*y^3*z^3 - 266*y^4*z^3 + 59*z^4 - 462*y*z^4 + 784*y^2*z^4 - 372*y^3*z^4 - 114*z^5 + 353*y*z^5 - 230*y^2*z^5 + 56*z^6 - 53*y*z^6))/(24*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) + ((-1 + z)*Zeta[3])/(y*z)) + G[1, 1 - y, z]* ((((7*I)/4)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(6*y + 43*z - 49*y*z - 86*z^2 + 115*y*z^2 + 43*z^3))/ (72*y*z^2*(-1 + y + z)) + (11*(-1 + z)*Zeta[3])/(y*z)) + G[1 - y, 0, z]*((((13*I)/4)*Pi^3*(-1 + z))/(y*z) - ((I/72)*Pi*(2209*y^3 - 2042*y^4 - 2543*y^5 + 2376*y^6 + 4887*y^2*z - 11546*y^3*z + 1401*y^4*z + 5258*y^5*z + 6798*y*z^2 - 26352*y^2*z^2 + 20245*y^3*z^2 + 218*y^4*z^2 + 3181*z^3 - 22487*y*z^3 + 30355*y^2*z^3 - 8322*y^3*z^3 - 6578*z^4 + 17451*y*z^4 - 8146*y^2*z^4 + 3397*z^5 - 2488*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-80*y^4 + 240*y^5 - 240*y^6 + 80*y^7 + 527*y^3*z - 714*y^4*z - 153*y^5*z + 340*y^6*z + 745*y^2*z^2 - 2444*y^3*z^2 + 1534*y^4*z^2 + 165*y^5*z^2 + 1939*y*z^3 - 6664*y^2*z^3 + 6207*y^3*z^3 - 1296*y^4*z^3 + 767*z^4 - 5634*y*z^4 + 8103*y^2*z^4 - 2678*y^3*z^4 - 1494*z^5 + 4080*y*z^5 - 2028*y^2*z^5 + 737*z^6 - 551*y*z^6))/(48*(-1 + y)*y*z^2* (-1 + y + z)*(y + z)^3) + (-19703*y^3 + 120298*y^4 - 181487*y^5 + 80892*y^6 - 25443*y^2*z + 228885*y^3*z - 535828*y^4*z + 413602*y^5*z - 81216*y^6*z - 21687*y*z^2 + 145071*y^2*z^2 - 518433*y^3*z^2 + 631142*y^4*z^2 - 232763*y^5*z^2 + 17233*z^3 - 17411*y*z^3 - 129149*y^2*z^3 + 351599*y^3*z^3 - 215612*y^4*z^3 - 53895*z^4 + 124214*y*z^4 - 28619*y^2*z^4 - 41700*y^3*z^4 + 56091*z^5 - 101215*y*z^5 + 38464*y^2*z^5 - 19429*z^6 + 16099*y*z^6)/(864*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (18*(-1 + z)*Zeta[3])/(y*z)) + G[0, 1 - y, z]* (((-4*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-30*y^4 + 90*y^5 - 90*y^6 + 30*y^7 + 197*y^3*z - 202*y^4*z - 247*y^5*z + 312*y^6*z - 60*y^7*z + 477*y^2*z^2 - 1335*y^3*z^2 + 247*y^4*z^2 + 893*y^5*z^2 - 282*y^6*z^2 + 768*y*z^3 - 2943*y^2*z^3 + 1974*y^3*z^3 + 1207*y^4*z^3 - 736*y^5*z^3 + 287*z^4 - 2677*y*z^4 + 3908*y^2*z^4 + 184*y^3*z^4 - 1162*y^4*z^4 - 777*z^5 + 2821*y*z^5 - 1054*y^2*z^5 - 990*y^3*z^5 + 714*z^6 - 866*y*z^6 - 388*y^2*z^6 - 224*z^7 - 46*y*z^7))/ (72*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3) + (24*(-1 + z)*Zeta[3])/(y*z)) + G[1, z]*((-239*Pi^4*(-1 + z))/(720*y*z) + ((I/72)*Pi^3*(18*y + 125*z - 143*y*z - 250*z^2 + 161*y*z^2 + 125*z^3))/(y*z^2*(-1 + y + z)) + (Pi^2*(-402*y^3 + 360*y^4 - 451*y^2*z + 823*y^3*z - 162*y^4*z - 47*y*z^2 + 94*y^2*z^2 + 191*y^3*z^2 + 200*z^3 - 589*y*z^3 + 987*y^2*z^3 - 418*z^4 + 852*y*z^4 + 218*z^5))/ (432*y*z^2*(-1 + y + z)*(y + z)^2) + ((((3*I)/2)*Pi*(-1 + z))/(y*z) + (-15*y + 82*z - 67*y*z - 164*z^2 + 58*y*z^2 + 82*z^3)/(12*y*z^2*(-1 + y + z)))*Zeta[3]) + G[0, z]*((-2323*Pi^4*(-1 + z))/(720*y*z) + ((I/72)*Pi^3*(20 - 40*y + 20*y^2 + 140*z - 525*y*z + 385*y^2*z - 115*z^2 + 331*y*z^2))/((-1 + y)*y*z*(-1 + y + z)) + (Pi^2*(-11417*y^2 + 32568*y^3 - 29148*y^4 + 6260*y^5 + 1737*y^6 - 22834*y*z + 99256*y^2*z - 134443*y^3*z + 62490*y^4*z - 4469*y^5*z - 11417*z^2 + 79658*y*z^2 - 145366*y^2*z^2 + 91171*y^3*z^2 - 14064*y^4*z^2 + 22276*z^3 - 69560*y*z^3 + 59674*y^2*z^3 - 12426*y^3*z^3 - 10877*z^4 + 15427*y*z^4 - 4568*y^2*z^4))/(432*(-1 + y)^2*y*z*(-1 + y + z)*(y + z)^2) - ((I/864)*Pi*(-32689*y^2 + 59726*y^3 - 21385*y^4 - 5652*y^5 - 65378*y*z + 324799*y^2*z - 374671*y^3*z + 108626*y^4*z + 6624*y^5*z - 32689*z^2 + 297008*y*z^2 - 685136*y^2*z^2 + 496196*y^3*z^2 - 86269*y^4*z^2 + 100227*z^3 - 434237*y*z^3 + 505343*y^2*z^3 - 182223*y^3*z^3 - 102387*z^4 + 226566*y*z^4 - 113289*y^2*z^4 + 34849*z^5 - 23959*y*z^5))/((-1 + y)*y*(-1 + z)*z* (-1 + y + z)*(y + z)^2) + (28217*y^2 - 66622*y^3 + 48593*y^4 - 10188*y^5 + 56434*y*z - 492755*y^2*z + 859555*y^3*z - 430398*y^4*z + 7164*y^5*z + 28217*z^2 - 415048*y*z^2 + 1516202*y^2*z^2 - 1523818*y^3*z^2 + 378781*y^4*z^2 - 88299*z^3 + 797187*y*z^3 - 1458463*y^2*z^3 + 733909*y^3*z^3 + 91947*z^4 - 486104*y*z^4 + 409823*y^2*z^4 - 31865*z^5 + 47531*y*z^5)/ (1728*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^2) + (((27*I)*Pi*(-1 + z))/(y*z) + (-283 + 1132*y - 1698*y^2 + 1132*y^3 - 283*y^4 + 785*z - 2859*y*z + 3867*y^2*z - 2303*y^3*z + 510*y^4*z - 737*z^2 + 2408*y*z^2 - 2826*y^2*z^2 + 1382*y^3*z^2 - 224*y^4*z^2 + 235*z^3 - 684*y*z^3 + 666*y^2*z^3 - 220*y^3*z^3)/ (4*(-1 + y)^3*y*(-1 + z)*z*(-1 + y + z)))*Zeta[3]) + G[1 - y, z]*((-973*Pi^4*(-1 + z))/(720*y*z) + (Pi^2*(1704*y^4 - 5130*y^5 + 5148*y^6 - 1722*y^7 + 6436*y^3*z - 17432*y^4*z + 15610*y^5*z - 4614*y^6*z + 6678*y^2*z^2 - 21458*y^3*z^2 + 16782*y^4*z^2 - 2002*y^5*z^2 + 5397*y*z^3 - 20340*y^2*z^3 + 11998*y^3*z^3 + 4448*y^4*z^3 + 1810*z^4 - 13361*y*z^4 + 11509*y^2*z^4 + 4551*y^3*z^4 - 3818*z^5 + 7839*y*z^5 + 488*y^2*z^5 + 2008*z^6 - 505*y*z^6))/ (432*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) - ((I/72)*Pi^3*(-180*y^4 + 540*y^5 - 540*y^6 + 180*y^7 - 785*y^3*z + 2254*y^4*z - 2153*y^5*z + 684*y^6*z - 897*y^2*z^2 + 3256*y^3*z^2 - 3225*y^4*z^2 + 866*y^5*z^2 - 834*y*z^3 + 3372*y^2*z^3 - 3077*y^3*z^3 + 296*y^4*z^3 - 245*z^4 + 2023*y*z^4 - 2339*y^2*z^4 - 168*y^3*z^4 + 490*z^5 - 1119*y*z^5 - 100*y^2*z^5 - 245*z^6 + 2*y*z^6))/((-1 + y)*y*z^2*(-1 + y + z)* (y + z)^3) + (((-39*I)*Pi*(-1 + z))/(y*z) + (378*y^4 - 1098*y^5 + 1080*y^6 - 360*y^7 + 1352*y^3*z - 4264*y^4*z + 4790*y^5*z - 2178*y^6*z + 300*y^7*z + 1158*y^2*z^2 - 5478*y^3*z^2 + 8014*y^4*z^2 - 4672*y^5*z^2 + 978*y^6*z^2 + 897*y*z^3 - 4080*y^2*z^3 + 6411*y^3*z^3 - 4172*y^4*z^3 + 980*y^5*z^3 + 218*z^4 - 2302*y*z^4 + 4109*y^2*z^4 - 2117*y^3*z^4 + 164*y^4*z^4 - 534*z^5 + 1951*y*z^5 - 1309*y^2*z^5 - 108*y^3*z^5 + 444*z^6 - 638*y*z^6 + 122*y^2*z^6 - 128*z^7 + 92*y*z^7)/(12*(-1 + y)*y*(-1 + z)*z^2* (-1 + y + z)*(y + z)^3))*Zeta[3]) - (248*(-1 + z)*Zeta[5])/ (5*y*z)) + G[1, z]*((((-7*I)/24)*Pi^5*(-1 + z))/(y*z) - ((I/216)*Pi^3*(1264*y^2 - 1426*y^3 + 1475*y*z - 4624*y^2*z + 1588*y^3*z + 805*z^2 - 4214*y*z^2 + 3684*y^2*z^2 - 1610*z^3 + 2901*y*z^3 + 805*z^4))/(y*z*(-1 + y + z)*(y + z)^2) + (Pi^4*(-69*y - 3272*z + 3410*y*z + 9624*z^2 - 6357*y*z^2 - 9480*z^3 + 3112*y*z^3 + 3128*z^4))/(1440*y*(-1 + z)*z^2*(-1 + y + z)) + (Pi^2*(9239*y^2 - 8843*y^3 + 72*y^4 + 4681*y*z - 34099*y^2*z + 28270*y^3*z - 396*y^4*z + 1148*z^2 - 16928*y*z^2 + 61433*y^2*z^2 - 20075*y^3*z^2 - 3084*z^3 + 30253*y*z^3 - 36897*y^2*z^3 + 2724*z^4 - 18006*y*z^4 - 788*z^5))/(2592*y*(-1 + z)*z*(-1 + y + z)* (y + z)^2) + (13*Pi^2*(-1 + z)*G[0, 0, 0, y])/(6*y*z) - (35*Pi^2*(-1 + z)*G[0, 0, 1, y])/(12*y*z) + ((29*Pi^2*(-1 + z))/(12*y*z) - ((I/12)*Pi*(18*y + 5*z - 23*y*z - 10*z^2 + 77*y*z^2 + 5*z^3))/(y*z^2*(-1 + y + z)) + (402*y^3 - 360*y^4 + 1358*y^2*z - 1856*y^3*z + 162*y^4*z + 1159*y*z^2 - 4226*y^2*z^2 + 1148*y^3*z^2 + 401*z^3 - 4072*y*z^3 + 2850*y^2*z^3 - 1540*z^4 + 3003*y*z^4 + 1139*z^5)/ (72*y*z^2*(-1 + y + z)*(y + z)^2))*G[0, 1, 0, y] + (29*Pi^2*(-1 + z)*G[0, 1, 1, y])/(12*y*z) - (23*Pi^2*(-1 + z)*G[1, 0, 0, y])/(12*y*z) + (29*Pi^2*(-1 + z)*G[1, 0, 1, y])/(12*y*z) + ((-8*Pi^2*(-1 + z))/(3*y*z) + ((I/12)*Pi*(18*y + 5*z - 23*y*z - 10*z^2 + 77*y*z^2 + 5*z^3))/(y*z^2*(-1 + y + z)) + (-402*y^3 + 360*y^4 - 1358*y^2*z + 1856*y^3*z - 162*y^4*z - 1159*y*z^2 + 4226*y^2*z^2 - 1148*y^3*z^2 - 401*z^3 + 4072*y*z^3 - 2850*y^2*z^3 + 1540*z^4 - 3003*y*z^4 - 1139*z^5)/ (72*y*z^2*(-1 + y + z)*(y + z)^2))*G[1, 1, 0, y] - (23*Pi^2*(-1 + z)*G[1, 1, 1, y])/(12*y*z) + (((9*I)*Pi*(-1 + z))/(y*z) + (6*y - z - 5*y*z + 2*z^2 + 20*y*z^2 - z^3)/(3*y*z^2*(-1 + y + z)))*G[0, 0, 1, 0, y] + (((6*I)*Pi*(-1 + z))/(y*z) + (12*y - z - 11*y*z + 2*z^2 + 29*y*z^2 - z^3)/(6*y*z^2*(-1 + y + z)))*G[0, 1, 0, 0, y] + ((((-27*I)/2)*Pi*(-1 + z))/(y*z) + (-21 + 21*y + 42*z - 53*y*z - 21*z^2)/(4*y*z*(-1 + y + z)))*G[0, 1, 1, 0, y] + ((((-15*I)/2)*Pi*(-1 + z))/(y*z) + (-21*y + 31*z - 10*y*z - 62*z^2 - 53*y*z^2 + 31*z^3)/(12*y*z^2*(-1 + y + z)))*G[1, 0, 1, 0, y] + (((-6*I)*Pi*(-1 + z))/(y*z) + (-12*y + z + 11*y*z - 2*z^2 - 29*y*z^2 + z^3)/(6*y*z^2*(-1 + y + z)))*G[1, 1, 0, 0, y] + (((12*I)*Pi*(-1 + z))/(y*z) + (-y + 12*z - 11*y*z - 24*z^2 + 44*y*z^2 + 12*z^3)/(4*y*z^2*(-1 + y + z)))*G[1, 1, 1, 0, y] - (25*(-1 + z)*G[0, 0, 0, 1, 0, y])/(2*y*z) - (4*(-1 + z)*G[0, 0, 1, 0, 0, y])/(y*z) + (35*(-1 + z)*G[0, 0, 1, 1, 0, y])/(2*y*z) - (4*(-1 + z)*G[0, 1, 0, 0, 0, y])/(y*z) + (27*(-1 + z)*G[0, 1, 0, 1, 0, y])/(2*y*z) + (29*(-1 + z)*G[0, 1, 1, 0, 0, y])/(2*y*z) - (29*(-1 + z)*G[0, 1, 1, 1, 0, y])/(2*y*z) + (23*(-1 + z)*G[1, 0, 0, 1, 0, y])/(2*y*z) + (7*(-1 + z)*G[1, 0, 1, 0, 0, y])/(2*y*z) - (29*(-1 + z)*G[1, 0, 1, 1, 0, y])/(2*y*z) + (4*(-1 + z)*G[1, 1, 0, 0, 0, y])/(y*z) - (25*(-1 + z)*G[1, 1, 0, 1, 0, y])/(2*y*z) - (14*(-1 + z)*G[1, 1, 1, 0, 0, y])/(y*z) + (23*(-1 + z)*G[1, 1, 1, 1, 0, y])/(2*y*z) + ((-65*Pi^2*(-1 + z))/(12*y*z) + ((I/12)*Pi*(-36*y + 35*z + y*z - 70*z^2 + 107*y*z^2 + 35*z^3))/(y*z^2*(-1 + y + z)) + (268*y^3 - 240*y^4 + 206*y^2*z - 634*y^3*z + 186*y^4*z - 41*y*z^2 + 142*y^2*z^2 + 156*y^3*z^2 - 177*z^3 + 974*y*z^3 - 606*y^2*z^3 + 636*z^4 - 1035*y*z^4 - 459*z^5)/(24*y*z^2*(-1 + y + z)*(y + z)^2))* Zeta[3] + G[1, 1, y]*(((-2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(y - 12*z + 11*y*z + 24*z^2 - 44*y*z^2 - 12*z^3))/ (24*y*z^2*(-1 + y + z)) + ((1 - z)*Zeta[3])/(2*y*z)) + G[0, 0, y]*(((-2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-9*y - 106*z + 115*y*z + 212*z^2 - 154*y*z^2 - 106*z^3))/ (72*y*z^2*(-1 + y + z)) - (25*(-1 + z)*Zeta[3])/(2*y*z)) + G[0, 1, y]*((((9*I)/4)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(21 - 21*y - 42*z + 53*y*z + 21*z^2))/(24*y*z*(-1 + y + z)) + (2*(-1 + z)*Zeta[3])/(y*z)) + G[1, 0, y]* ((((7*I)/4)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(6*y + 43*z - 49*y*z - 86*z^2 + 115*y*z^2 + 43*z^3))/ (72*y*z^2*(-1 + y + z)) + (11*(-1 + z)*Zeta[3])/(y*z)) + (8*(-1 + z)*Zeta[5])/(y*z)) + G[1 - y, z]* ((((19*I)/15)*Pi^5*(-1 + z))/(y*z) - ((I/432)*Pi^3*(2209*y^3 - 2042*y^4 - 2543*y^5 + 2376*y^6 + 4887*y^2*z - 11546*y^3*z + 1401*y^4*z + 5258*y^5*z + 6798*y*z^2 - 26352*y^2*z^2 + 20245*y^3*z^2 + 218*y^4*z^2 + 3181*z^3 - 22487*y*z^3 + 30355*y^2*z^3 - 8322*y^3*z^3 - 6578*z^4 + 17451*y*z^4 - 8146*y^2*z^4 + 3397*z^5 - 2488*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-19703*y^3 + 120298*y^4 - 181487*y^5 + 80892*y^6 - 25443*y^2*z + 228885*y^3*z - 535828*y^4*z + 413602*y^5*z - 81216*y^6*z - 21687*y*z^2 + 145071*y^2*z^2 - 518433*y^3*z^2 + 631142*y^4*z^2 - 232763*y^5*z^2 + 17233*z^3 - 17411*y*z^3 - 129149*y^2*z^3 + 351599*y^3*z^3 - 215612*y^4*z^3 - 53895*z^4 + 124214*y*z^4 - 28619*y^2*z^4 - 41700*y^3*z^4 + 56091*z^5 - 101215*y*z^5 + 38464*y^2*z^5 - 19429*z^6 + 16099*y*z^6))/ (5184*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)*(y + z)^3) + (Pi^4*(-1017*y^4 + 2907*y^5 - 2835*y^6 + 945*y^7 - 9536*y^3*z + 22987*y^4*z - 18023*y^5*z + 5157*y^6*z - 585*y^7*z - 9948*y^2*z^2 + 45246*y^3*z^2 - 52684*y^4*z^2 + 18988*y^5*z^2 - 1602*y^6*z^2 - 17781*y*z^3 + 71736*y^2*z^3 - 93957*y^3*z^3 + 42542*y^4*z^3 - 3872*y^5*z^3 - 6485*z^4 + 65413*y*z^4 - 128588*y^2*z^4 + 79544*y^3*z^4 - 12548*y^4*z^4 + 18843*z^5 - 80644*y*z^5 + 83458*y^2*z^5 - 21657*y^3*z^5 - 18384*z^6 + 37706*y*z^6 - 16658*y^2*z^6 + 6026*z^7 - 4694*y*z^7))/(2160*(-1 + y)*y*(-1 + z)* z^2*(-1 + y + z)*(y + z)^3) + (Pi^2*(1 - z)*G[0, 0, 0, y])/(3*y*z) - (37*Pi^2*(-1 + z)*G[0, 0, 1, y])/(12*y*z) + ((34*Pi^2*(-1 + z))/(3*y*z) + ((I/12)*Pi*(-180*y^4 + 540*y^5 - 540*y^6 + 180*y^7 - 985*y^3*z + 2654*y^4*z - 2353*y^5*z + 684*y^6*z - 1245*y^2*z^2 + 4352*y^3*z^2 - 4173*y^4*z^2 + 1066*y^5*z^2 - 1380*y*z^3 + 5412*y^2*z^3 - 5371*y^3*z^3 + 1096*y^4*z^3 - 445*z^4 + 3569*y*z^4 - 4885*y^2*z^4 + 1032*y^3*z^4 + 890*z^5 - 2319*y*z^5 + 700*y^2*z^5 - 445*z^6 + 202*y*z^6))/((-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) + (-1704*y^4 + 5130*y^5 - 5148*y^6 + 1722*y^7 - 7619*y^3*z + 19834*y^4*z - 16757*y^5*z + 4542*y^6*z - 11553*y^2*z^2 + 34582*y^3*z^2 - 27042*y^4*z^2 + 4013*y^5*z^2 - 8973*y*z^3 + 36438*y^2*z^3 - 30980*y^3*z^3 + 2210*y^4*z^3 - 3119*z^4 + 22060*y*z^4 - 26087*y^2*z^4 + 3231*y^3*z^4 + 5716*z^5 - 13137*y*z^5 + 3506*y^2*z^5 - 2597*z^6 + 1292*y*z^6)/ (72*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))*G[0, 1, 0, y] + (23*Pi^2*(-1 + z)*G[0, 1, 1, y])/(12*y*z) + ((157*Pi^2*(-1 + z))/(12*y*z) + ((I/12)*Pi*(-180*y^4 + 540*y^5 - 540*y^6 + 180*y^7 - 991*y^3*z + 2666*y^4*z - 2359*y^5*z + 684*y^6*z - 1137*y^2*z^2 + 4148*y^3*z^2 - 4020*y^4*z^2 + 1009*y^5*z^2 - 1371*y*z^3 + 5304*y^2*z^3 - 5107*y^3*z^3 + 904*y^4*z^3 - 451*z^4 + 3590*y*z^4 - 4747*y^2*z^4 + 798*y^3*z^4 + 902*z^5 - 2292*y*z^5 + 580*y^2*z^5 - 451*z^6 + 181*y*z^6))/ ((-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) + (-1704*y^4 + 5130*y^5 - 5148*y^6 + 1722*y^7 - 7519*y^3*z + 19220*y^4*z - 15865*y^5*z + 4164*y^6*z - 10197*y^2*z^2 + 31688*y^3*z^2 - 24498*y^4*z^2 + 3007*y^5*z^2 - 8502*y*z^3 + 35856*y^2*z^3 - 30856*y^3*z^3 + 1972*y^4*z^3 - 3181*z^4 + 23933*y*z^4 - 30214*y^2*z^4 + 4872*y^3*z^4 + 6614*z^5 - 16572*y*z^5 + 5368*y^2*z^5 - 3433*z^6 + 1903*y*z^6)/ (72*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))*G[1, 0, 0, y] + (3*Pi^2*(-1 + z)*G[1, 0, 1, y])/(4*y*z) + ((59*Pi^2*(-1 + z))/(12*y*z) + ((I/4)*Pi*(31 - 62*y + 31*y^2 - 110*z + 75*y*z + 35*y^2*z + 67*z^2 + 23*y*z^2))/((-1 + y)*y*z* (-1 + y + z)) + (475*y^3 - 14*y^4 - 1397*y^5 + 936*y^6 - 1251*y^2*z + 4270*y^3*z - 9018*y^4*z + 5999*y^5*z + 1290*y*z^2 - 810*y^2*z^2 - 11846*y^3*z^2 + 13112*y^4*z^2 + 673*z^3 - 4385*y*z^3 - 3950*y^2*z^3 + 12900*y^3*z^3 - 1634*z^4 + 1092*y*z^4 + 5780*y^2*z^4 + 817*z^5 + 929*y*z^5)/ (72*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 0, y] + (7*Pi^2*(-1 + z)*G[1, 1, 1, y])/(6*y*z) + ((((45*I)/2)*Pi*(-1 + z))/(y*z) + (-38*y^4 + 118*y^5 - 120*y^6 + 40*y^7 - 228*y^3*z + 666*y^4*z - 696*y^5*z + 308*y^6*z - 50*y^7*z - 316*y^2*z^2 + 1368*y^3*z^2 - 1733*y^4*z^2 + 889*y^5*z^2 - 208*y^6*z^2 - 350*y*z^3 + 1788*y^2*z^3 - 2563*y^3*z^3 + 1319*y^4*z^3 - 311*y^5*z^3 - 114*z^4 + 1326*y*z^4 - 2731*y^2*z^4 + 1479*y^3*z^4 - 194*y^4*z^4 + 358*z^5 - 1585*y*z^5 + 1273*y^2*z^5 - 46*y^3*z^5 - 370*z^6 + 618*y*z^6 - 14*y^2*z^6 + 126*z^7 - 9*y*z^7)/(4*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3))*G[0, 0, 1, 0, y] + (((33*I)*Pi*(-1 + z))/(y*z) + (-336*y^4 + 996*y^5 - 990*y^6 + 330*y^7 - 1421*y^3*z + 4372*y^4*z - 4787*y^5*z + 2136*y^6*z - 300*y^7*z - 1533*y^2*z^2 + 6951*y^3*z^2 - 9472*y^4*z^2 + 5140*y^5*z^2 - 1086*y^6*z^2 - 1422*y*z^3 + 7131*y^2*z^3 - 10680*y^3*z^3 + 5996*y^4*z^3 - 1349*y^5*z^3 - 413*z^4 + 4795*y*z^4 - 9656*y^2*z^4 + 5246*y^3*z^4 - 620*y^4*z^4 + 1239*z^5 - 5329*y*z^5 + 4216*y^2*z^5 - 126*y^3*z^5 - 1239*z^6 + 2045*y*z^6 - 158*y^2*z^6 + 413*z^7 - 89*y*z^7)/(12*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3))*G[0, 1, 0, 0, y] + (((-15*I)*Pi*(-1 + z))/(y*z) + (-90*y^4 + 270*y^5 - 270*y^6 + 90*y^7 - 527*y^3*z + 1450*y^4*z - 1319*y^5*z + 396*y^6*z - 705*y^2*z^2 + 2644*y^3*z^2 - 2682*y^4*z^2 + 743*y^5*z^2 - 789*y*z^3 + 3468*y^2*z^3 - 3743*y^3*z^3 + 884*y^4*z^3 - 257*z^4 + 2326*y*z^4 - 3413*y^2*z^4 + 804*y^3*z^4 + 586*z^5 - 1614*y*z^5 + 488*y^2*z^5 - 311*z^6 + 131*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[0, 1, 1, 0, y] + ((((51*I)/2)*Pi*(-1 + z))/(y*z) + (270*y^4 - 810*y^5 + 810*y^6 - 270*y^7 + 1228*y^3*z - 3482*y^4*z + 3280*y^5*z - 1026*y^6*z + 1350*y^2*z^2 - 4994*y^3*z^2 + 5049*y^4*z^2 - 1405*y^5*z^2 + 1371*y*z^3 - 5454*y^2*z^3 + 5260*y^3*z^3 - 862*y^4*z^3 + 418*z^4 - 3407*y*z^4 + 4300*y^2*z^4 - 366*y^3*z^4 - 836*z^5 + 2037*y*z^5 - 256*y^2*z^5 + 418*z^6 - 103*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1, 0, 0, 0, y] + (((-15*I)*Pi*(-1 + z))/(y*z) + (-150*y^4 + 450*y^5 - 450*y^6 + 150*y^7 - 689*y^3*z + 2002*y^4*z - 1937*y^5*z + 624*y^6*z - 831*y^2*z^2 + 3160*y^3*z^2 - 3312*y^4*z^2 + 983*y^5*z^2 - 795*y*z^3 + 3504*y^2*z^3 - 3689*y^3*z^3 + 764*y^4*z^3 - 239*z^4 + 2158*y*z^4 - 2951*y^2*z^4 + 384*y^3*z^4 + 526*z^5 - 1362*y*z^5 + 188*y^2*z^5 - 275*z^6 + 59*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1, 0, 1, 0, y] + (((-6*I)*Pi*(-1 + z))/(y*z) + (-150*y^4 + 450*y^5 - 450*y^6 + 150*y^7 - 553*y^3*z + 1730*y^4*z - 1801*y^5*z + 624*y^6*z - 591*y^2*z^2 + 2456*y^3*z^2 - 2622*y^4*z^2 + 757*y^5*z^2 - 423*y*z^3 + 2256*y^2*z^3 - 2035*y^3*z^3 - 140*y^4*z^3 - 103*z^4 + 1250*y*z^4 - 1201*y^2*z^4 - 972*y^3*z^4 + 302*z^5 - 612*y*z^5 - 716*y^2*z^5 - 175*z^6 - 167*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))* G[1, 1, 0, 0, y] + (((3*I)*Pi*(-1 + z))/(y*z) + (310*y^3 - 620*y^4 + 310*y^5 + 720*y^2*z - 2132*y^3*z + 1575*y^4*z - 163*y^5*z + 885*y*z^2 - 3636*y^2*z^2 + 3604*y^3*z^2 - 700*y^4*z^2 + 310*z^3 - 2651*y*z^3 + 3922*y^2*z^3 - 1122*y^3*z^3 - 692*z^4 + 1947*y*z^4 - 796*y^2*z^4 + 364*z^5 - 211*y*z^5)/ (12*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3))*G[1, 1, 1, 0, y] - (75*(-1 + z)*G[0, 0, 0, 1, 0, y])/(2*y*z) - (61*(-1 + z)*G[0, 0, 1, 0, 0, y])/(2*y*z) + (37*(-1 + z)*G[0, 0, 1, 1, 0, y])/(2*y*z) - (69*(-1 + z)*G[0, 1, 0, 0, 0, y])/(2*y*z) + (65*(-1 + z)*G[0, 1, 0, 1, 0, y])/(2*y*z) + (55*(-1 + z)*G[0, 1, 1, 0, 0, y])/(2*y*z) - (23*(-1 + z)*G[0, 1, 1, 1, 0, y])/(2*y*z) - (24*(-1 + z)*G[1, 0, 0, 0, 0, y])/(y*z) + (27*(-1 + z)*G[1, 0, 0, 1, 0, y])/(2*y*z) + (51*(-1 + z)*G[1, 0, 1, 0, 0, y])/(2*y*z) - (9*(-1 + z)*G[1, 0, 1, 1, 0, y])/(2*y*z) + (14*(-1 + z)*G[1, 1, 0, 0, 0, y])/(y*z) - (3*(-1 + z)*G[1, 1, 0, 1, 0, y])/(2*y*z) - (9*(-1 + z)*G[1, 1, 1, 0, 0, y])/(y*z) - (7*(-1 + z)*G[1, 1, 1, 1, 0, y])/(y*z) + ((-56*Pi^2*(-1 + z))/(3*y*z) + (852*y^4 - 2565*y^5 + 2574*y^6 - 861*y^7 + 3622*y^3*z - 10217*y^4*z + 9523*y^5*z - 2928*y^6*z + 7080*y^2*z^2 - 20873*y^3*z^2 + 19302*y^4*z^2 - 5509*y^5*z^2 + 4077*y*z^3 - 18105*y^2*z^3 + 21475*y^3*z^3 - 7780*y^4*z^3 + 1192*z^4 - 7901*y*z^4 + 12955*y^2*z^4 - 7245*y^3*z^4 - 1592*z^5 + 4305*y*z^5 - 3712*y^2*z^5 + 472*z^6 - 805*y*z^6)/ (36*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) - ((I/6)*Pi*(-90*y^4 + 270*y^5 - 270*y^6 + 90*y^7 - 443*y^3*z + 1228*y^4*z - 1127*y^5*z + 342*y^6*z - 537*y^2*z^2 + 1834*y^3*z^2 - 1911*y^4*z^2 + 614*y^5*z^2 - 555*y*z^3 + 1986*y^2*z^3 - 2240*y^3*z^3 + 836*y^4*z^3 - 173*z^4 + 1186*y*z^4 - 1826*y^2*z^4 + 894*y^3*z^4 + 274*z^5 - 759*y*z^5 + 566*y^2*z^5 - 119*z^6 + 146*y*z^6))/((-1 + y)*y*z^2*(-1 + y + z)* (y + z)^3))*Zeta[3] + G[0, 1, y]*((((5*I)/2)*Pi^3*(-1 + z))/ (y*z) + (Pi^2*(90*y^4 - 270*y^5 + 270*y^6 - 90*y^7 + 527*y^3*z - 1450*y^4*z + 1319*y^5*z - 396*y^6*z + 705*y^2*z^2 - 2644*y^3*z^2 + 2682*y^4*z^2 - 743*y^5*z^2 + 789*y*z^3 - 3468*y^2*z^3 + 3743*y^3*z^3 - 884*y^4*z^3 + 257*z^4 - 2326*y*z^4 + 3413*y^2*z^4 - 804*y^3*z^4 - 586*z^5 + 1614*y*z^5 - 488*y^2*z^5 + 311*z^6 - 131*y*z^6))/(72*(-1 + y)*y*z^2* (-1 + y + z)*(y + z)^3) - (26*(-1 + z)*Zeta[3])/(y*z)) + G[1, 0, y]*((((-9*I)/2)*Pi^3*(-1 + z))/(y*z) + ((I/72)*Pi*(2209*y^3 - 2042*y^4 - 2543*y^5 + 2376*y^6 + 4887*y^2*z - 11546*y^3*z + 1401*y^4*z + 5258*y^5*z + 6798*y*z^2 - 26352*y^2*z^2 + 20245*y^3*z^2 + 218*y^4*z^2 + 3181*z^3 - 22487*y*z^3 + 30355*y^2*z^3 - 8322*y^3*z^3 - 6578*z^4 + 17451*y*z^4 - 8146*y^2*z^4 + 3397*z^5 - 2488*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (19703*y^3 - 120298*y^4 + 181487*y^5 - 80892*y^6 + 25443*y^2*z - 228885*y^3*z + 535828*y^4*z - 413602*y^5*z + 81216*y^6*z + 21687*y*z^2 - 145071*y^2*z^2 + 518433*y^3*z^2 - 631142*y^4*z^2 + 232763*y^5*z^2 - 17233*z^3 + 17411*y*z^3 + 129149*y^2*z^3 - 351599*y^3*z^3 + 215612*y^4*z^3 + 53895*z^4 - 124214*y*z^4 + 28619*y^2*z^4 + 41700*y^3*z^4 - 56091*z^5 + 101215*y*z^5 - 38464*y^2*z^5 + 19429*z^6 - 16099*y*z^6)/(864*(-1 + y)*y*(-1 + z)* z*(-1 + y + z)*(y + z)^3) + (Pi^2*(180*y^4 - 540*y^5 + 540*y^6 - 180*y^7 - 1895*y^3*z + 2998*y^4*z - 311*y^5*z - 792*y^6*z - 2481*y^2*z^2 + 8344*y^3*z^2 - 5700*y^4*z^2 - 163*y^5*z^2 - 6207*y*z^3 + 21228*y^2*z^3 - 19775*y^3*z^3 + 4196*y^4*z^3 - 2435*z^4 + 17734*y*z^4 - 25319*y^2*z^4 + 8346*y^3*z^4 + 4678*z^5 - 12684*y*z^5 + 6332*y^2*z^5 - 2291*z^6 + 1733*y*z^6))/ (144*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) - (9*(-1 + z)*Zeta[3])/ (y*z)) + G[1, 1, y]*(((-1/2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-310*y^3 + 620*y^4 - 310*y^5 - 720*y^2*z + 2132*y^3*z - 1575*y^4*z + 163*y^5*z - 885*y*z^2 + 3636*y^2*z^2 - 3604*y^3*z^2 + 700*y^4*z^2 - 310*z^3 + 2651*y*z^3 - 3922*y^2*z^3 + 1122*y^3*z^3 + 692*z^4 - 1947*y*z^4 + 796*y^2*z^4 - 364*z^5 + 211*y*z^5))/(72*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3) + ((-1 + z)*Zeta[3])/(y*z)) + G[0, 0, y]*(((-1/4*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-204*y^4 + 624*y^5 - 630*y^6 + 210*y^7 - 856*y^3*z + 2576*y^4*z - 2572*y^5*z + 852*y^6*z - 1092*y^2*z^2 + 3968*y^3*z^2 - 4131*y^4*z^2 + 1255*y^5*z^2 - 882*y*z^3 + 3840*y^2*z^3 - 3955*y^3*z^3 + 754*y^4*z^3 - 244*z^4 + 2114*y*z^4 - 2701*y^2*z^4 + 102*y^3*z^4 + 488*z^5 - 1179*y*z^5 - 38*y^2*z^5 - 244*z^6 + y*z^6))/(72*(-1 + y)*y*z^2*(-1 + y + z)* (y + z)^3) + (45*(-1 + z)*Zeta[3])/(y*z)) + (102*(-1 + z)*Zeta[5])/(y*z)) + G[1, y]*((((39*I)/40)*Pi^5*(-1 + z))/(y*z) - ((I/432)*Pi^3*(599*y^3 - 118*y^4 - 1561*y^5 + 1080*y^6 - 2049*y^2*z + 2384*y^3*z - 4557*y^4*z + 4222*y^5*z - 1056*y*z^2 - 3288*y^2*z^2 + 35*y^3*z^2 + 6334*y^4*z^2 + 653*z^3 - 8077*y*z^3 + 9623*y^2*z^3 + 3876*y^3*z^3 - 3226*z^4 + 9063*y*z^4 + 238*y^2*z^4 + 2471*z^5 - 446*y*z^5))/((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (Pi^2*(-6829*y^3 + 25934*y^4 - 31381*y^5 + 12276*y^6 - 18463*y^2*z + 65797*y^3*z - 98982*y^4*z + 64032*y^5*z - 12384*y^6*z - 22605*y*z^2 + 83147*y^2*z^2 - 127391*y^3*z^2 + 98420*y^4*z^2 - 32867*y^5*z^2 + 89*z^3 + 42413*y*z^3 - 86111*y^2*z^3 + 66389*y^3*z^3 - 25372*y^4*z^3 - 871*z^4 - 11846*y*z^4 + 10467*y^2*z^4 + 2250*y^3*z^4 + 3415*z^5 - 11891*y*z^5 + 11068*y^2*z^5 - 2633*z^6 + 3929*y*z^6))/(1728*(-1 + y)*y*(-1 + z)*z* (-1 + y + z)*(y + z)^3) + (Pi^4*(-1865*y^3 + 6884*y^4 - 8526*y^5 + 2564*y^6 + 2599*y^7 - 2016*y^8 + 360*y^9 + 6963*y^2*z - 18513*y^3*z + 18002*y^4*z - 14574*y^5*z + 16107*y^6*z - 10001*y^7*z + 2016*y^8*z - 2904*y*z^2 + 17973*y^2*z^2 - 32001*y^3*z^2 + 3836*y^4*z^2 + 36561*y^5*z^2 - 29643*y^6*z^2 + 6322*y^7*z^2 - 1865*z^3 + 34703*y*z^3 - 117948*y^2*z^3 + 138634*y^3*z^3 - 42083*y^4*z^3 - 22125*y^5*z^3 + 10972*y^6*z^3 + 11067*z^4 - 74590*y*z^4 + 145896*y^2*z^4 - 101538*y^3*z^4 + 9421*y^4*z^4 + 9744*y^5*z^4 - 15171*z^5 + 53939*y*z^5 - 57417*y^2*z^5 + 14421*y^3*z^5 + 3940*y^4*z^5 + 5969*z^6 - 11148*y*z^6 + 4533*y^2*z^6 + 502*y^3*z^6))/(2160*(-1 + y)^3*y* (-1 + z)*z*(-1 + y + z)*(y + z)^3) + (((-1/2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-66*y^4 + 186*y^5 - 180*y^6 + 60*y^7 - 151*y^3*z + 536*y^4*z - 655*y^5*z + 300*y^6*z - 30*y^7*z - 99*y^2*z^2 + 435*y^3*z^2 - 671*y^4*z^2 + 395*y^5*z^2 - 60*y^6*z^2 + 66*y*z^3 - 201*y^2*z^3 + 249*y^3*z^3 - 179*y^4*z^3 + 74*y^5*z^3 + 47*z^4 - 427*y*z^4 + 1007*y^2*z^4 - 929*y^3*z^4 + 320*y^4*z^4 - 141*z^5 + 670*y*z^5 - 895*y^2*z^5 + 366*y^3*z^5 + 141*z^6 - 347*y*z^6 + 188*y^2*z^6 - 47*z^7 + 38*y*z^7))/ (72*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1, z] + (11*Pi^2*(-1 + z)*G[0, 0, 0, z])/(6*y*z) - (19*Pi^2*(-1 + z)*G[0, 0, 1, z])/(12*y*z) - (17*Pi^2*(-1 + z)*G[0, 0, 1 - y, z])/(12*y*z) - (2*Pi^2*(-1 + z)*G[0, 0, -y, z])/(y*z) - (2*Pi^2*(-1 + z)*G[0, 1, 0, z])/(y*z) + (Pi^2*(-1 + z)*G[0, 1, 1, z])/ (2*y*z) + (3*Pi^2*(-1 + z)*G[0, 1, 1 - y, z])/(2*y*z) - (7*Pi^2*(-1 + z)*G[0, 1 - y, 0, z])/(6*y*z) + (5*Pi^2*(-1 + z)*G[0, 1 - y, 1, z])/(4*y*z) + (7*Pi^2*(-1 + z)*G[0, 1 - y, 1 - y, z])/(6*y*z) - (4*Pi^2*(-1 + z)*G[0, 1 - y, -y, z])/(3*y*z) - (5*Pi^2*(-1 + z)*G[0, -y, 0, z])/(6*y*z) + (Pi^2*(1 - z)*G[0, -y, 1 - y, z])/(2*y*z) + (11*Pi^2*(-1 + z)*G[0, -y, -y, z])/(3*y*z) - (9*Pi^2*(-1 + z)*G[1, 0, 0, z])/(4*y*z) + (Pi^2*(-1 + z)*G[1, 0, 1, z])/(12*y*z) + (5*Pi^2*(-1 + z)*G[1, 0, 1 - y, z])/(3*y*z) + (Pi^2*(1 - z)*G[1, 0, -y, z])/(2*y*z) + (Pi^2*(-1 + z)*G[1, 1, 0, z])/ (2*y*z) + (2*Pi^2*(-1 + z)*G[1, 1, 1, z])/(3*y*z) + (23*Pi^2*(-1 + z)*G[1, 1 - y, 0, z])/(12*y*z) - (3*Pi^2*(-1 + z)*G[1, 1 - y, 1, z])/(4*y*z) - (5*Pi^2*(-1 + z)*G[1, 1 - y, 1 - y, z])/(3*y*z) + (Pi^2*(1 - z)*G[1, 1 - y, -y, z])/(2*y*z) + (3*Pi^2*(-1 + z)*G[1 - y, 0, 0, z])/(4*y*z) + (7*Pi^2*(-1 + z)*G[1 - y, 0, 1, z])/(6*y*z) + (2*Pi^2*(-1 + z)*G[1 - y, 0, 1 - y, z])/(3*y*z) - (11*Pi^2*(-1 + z)*G[1 - y, 0, -y, z])/(6*y*z) + (11*Pi^2*(-1 + z)*G[1 - y, 1, 0, z])/(6*y*z) + (Pi^2*(1 - z)*G[1 - y, 1, 1, z])/(6*y*z) - (2*Pi^2*(-1 + z)*G[1 - y, 1, 1 - y, z])/(y*z) + (Pi^2*(1 - z)*G[1 - y, 1 - y, 0, z])/(3*y*z) + (Pi^2*(1 - z)*G[1 - y, 1 - y, 1, z])/(6*y*z) + (Pi^2*(-1 + z)*G[1 - y, 1 - y, 1 - y, z])/(6*y*z) + (2*Pi^2*(-1 + z)*G[1 - y, 1 - y, -y, z])/(3*y*z) - (5*Pi^2*(-1 + z)*G[1 - y, -y, 0, z])/(6*y*z) + (Pi^2*(1 - z)*G[1 - y, -y, 1 - y, z])/(3*y*z) + (10*Pi^2*(-1 + z)*G[1 - y, -y, -y, z])/(3*y*z) + (Pi^2*(1 - z)*G[-y, 0, 0, z])/(y*z) + (Pi^2*(1 - z)*G[-y, 0, 1, z])/ (6*y*z) + (Pi^2*(1 - z)*G[-y, 0, 1 - y, z])/(2*y*z) + (11*Pi^2*(-1 + z)*G[-y, 0, -y, z])/(3*y*z) + (Pi^2*(-1 + z)*G[-y, 1 - y, 0, z])/(3*y*z) + (Pi^2*(1 - z)*G[-y, 1 - y, 1, z])/(6*y*z) + (Pi^2*(-1 + z)*G[-y, 1 - y, -y, z])/(y*z) + (5*Pi^2*(-1 + z)*G[-y, -y, 0, z])/(3*y*z) + (2*Pi^2*(-1 + z)*G[-y, -y, 1 - y, z])/(3*y*z) - (20*Pi^2*(-1 + z)*G[-y, -y, -y, z])/(3*y*z) + ((-289*Pi^2*(-1 + z))/(12*y*z) - ((I/12)*Pi*(-473*y^3 + 946*y^4 - 473*y^5 - 915*y^2*z + 2560*y^3*z - 2100*y^4*z + 455*y^5*z - 1311*y*z^2 + 4308*y^2*z^2 - 4673*y^3*z^2 + 1892*y^4*z^2 - 473*z^3 + 3028*y*z^3 - 4853*y^2*z^3 + 2946*y^3*z^3 + 730*z^4 - 2118*y*z^4 + 2036*y^2*z^4 - 311*z^5 + 527*y*z^5))/ ((-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (-3365*y^3 + 8619*y^4 - 5577*y^5 - 1243*y^6 + 1566*y^7 - 13800*y^2*z + 45931*y^3*z - 50740*y^4*z + 19103*y^5*z - 494*y^6*z - 11661*y*z^2 + 55215*y^2*z^2 - 86297*y^3*z^2 + 55465*y^4*z^2 - 12830*y^5*z^2 - 4076*z^3 + 29529*y*z^3 - 63537*y^2*z^3 + 59111*y^3*z^3 - 21351*y^4*z^3 + 5926*z^4 - 21658*y*z^4 + 29426*y^2*z^4 - 14018*y^3*z^4 - 2105*z^5 + 5434*y*z^5 - 3437*y^2*z^5)/(72*(-1 + y)^2*y*z*(-1 + y + z)* (y + z)^3))*Zeta[3] + G[1, 1 - y, z]* (((-2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(y - 12*z + 11*y*z + 24*z^2 - 44*y*z^2 - 12*z^3))/(24*y*z^2*(-1 + y + z)) + ((1 - z)*Zeta[3])/(2*y*z)) + G[0, 1 - y, z]* (((I/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(4*y^3 - 8*y^4 + 4*y^5 + 54*y^2*z - 140*y^3*z - y^4*z + 87*y^5*z + 21*y*z^2 - 180*y^2*z^2 - 80*y^3*z^2 + 320*y^4*z^2 + 4*z^3 - 113*y*z^3 - 86*y^2*z^3 + 438*y^3*z^3 - 32*z^4 + 11*y*z^4 + 264*y^2*z^4 + 22*z^5 + 59*y*z^5))/(24*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) - (33*(-1 + z)*Zeta[3])/(2*y*z)) + G[-y, 0, z]* ((((3*I)/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-57*y^4 + 120*y^5 - 60*y^6 - 163*y^3*z + 424*y^4*z - 255*y^5*z + 63*y^2*z^2 + 362*y^3*z^2 - 439*y^4*z^2 + 12*y*z^3 + 117*y^2*z^3 - 406*y^3*z^3 + 8*z^4 + 79*y*z^4 - 234*y^2*z^4 + 20*z^5 - 91*y*z^5 - 19*z^6))/(36*y*z^2*(-1 + y + z)*(y + z)^3) - (15*(-1 + z)*Zeta[3])/(y*z)) + G[1 - y, 0, z]* (((-I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(217*y^3 - 434*y^4 + 217*y^5 + 567*y^2*z - 1688*y^3*z + 1158*y^4*z - 37*y^5*z + 633*y*z^2 - 2844*y^2*z^2 + 2629*y^3*z^2 - 184*y^4*z^2 + 217*z^3 - 2078*y*z^3 + 2893*y^2*z^3 - 330*y^3*z^3 - 554*z^4 + 1512*y*z^4 - 256*y^2*z^4 + 307*z^5 - 73*y*z^5))/(72*(-1 + y)*y*z*(-1 + y + z)* (y + z)^3) - (14*(-1 + z)*Zeta[3])/(y*z)) + G[1 - y, -y, z]*(((2*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-63*y^4 + 183*y^5 - 180*y^6 + 60*y^7 - 236*y^3*z + 733*y^4*z - 806*y^5*z + 354*y^6*z - 45*y^7*z - 204*y^2*z^2 + 966*y^3*z^2 - 1423*y^4*z^2 + 805*y^5*z^2 - 144*y^6*z^2 - 177*y*z^3 + 780*y^2*z^3 - 1305*y^3*z^3 + 911*y^4*z^3 - 182*y^5*z^3 - 47*z^4 + 481*y*z^4 - 989*y^2*z^4 + 797*y^3*z^4 - 188*y^4*z^4 + 117*z^5 - 481*y*z^5 + 601*y^2*z^5 - 237*y^3*z^5 - 99*z^6 + 233*y*z^6 - 188*y^2*z^6 + 29*z^7 - 56*y*z^7))/ (36*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)*(y + z)^3) - (12*(-1 + z)*Zeta[3])/(y*z)) + G[0, -y, z]* ((((5*I)/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(9*y^4 - 29*y^5 + 30*y^6 - 10*y^7 + 17*y^3*z - 99*y^4*z + 166*y^5*z - 104*y^6*z + 20*y^7*z + 305*y^2*z^2 - 637*y^3*z^2 + 505*y^4*z^2 - 267*y^5*z^2 + 94*y^6*z^2 + 45*y*z^3 - 507*y^2*z^3 + 729*y^3*z^3 - 415*y^4*z^3 + 130*y^5*z^3 - 10*z^4 + 162*y*z^4 - 249*y^2*z^4 + 81*y^3*z^4 - 20*y^4*z^4 + 102*z^5 - 523*y*z^5 + 621*y^2*z^5 - 200*y^3*z^5 - 156*z^6 + 362*y*z^6 - 170*y^2*z^6 + 64*z^7 - 46*y*z^7))/(24*(-1 + y)*y*(-1 + z)*z^2*(-1 + y + z)* (y + z)^3) - (12*(-1 + z)*Zeta[3])/(y*z)) + G[1, 0, z]*((((9*I)/4)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(3*y + 7*z - 10*y*z - 14*z^2 + 61*y*z^2 + 7*z^3))/ (36*y*z^2*(-1 + y + z)) - (2*(-1 + z)*Zeta[3])/(y*z)) + G[0, 1, z]*((((7*I)/4)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(3*y^4 - 3*y^5 - 25*y^3*z + 56*y^4*z - 31*y^5*z - 51*y^2*z^2 + 158*y^3*z^2 - 213*y^4*z^2 + 106*y^5*z^2 - 90*y*z^3 + 300*y^2*z^3 - 553*y^3*z^3 + 352*y^4*z^3 - 34*z^4 + 224*y*z^4 - 583*y^2*z^4 + 420*y^3*z^4 + 56*z^5 - 237*y*z^5 + 208*y^2*z^5 - 25*z^6 + 34*y*z^6))/(72*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3) - (3*(-1 + z)*Zeta[3])/(2*y*z)) + G[1, 1, z]* (((-I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(5*y - 24*z + 19*y*z + 48*z^2 - 28*y*z^2 - 24*z^3))/(24*y*z^2*(-1 + y + z)) + (6*(-1 + z)*Zeta[3])/(y*z)) + G[1 - y, 1 - y, z]* (((I/2)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-150*y + 450*y^2 - 450*y^3 + 150*y^4 - 139*z + 452*y*z - 487*y^2*z + 174*y^3*z + 326*z^2 - 315*y*z^2 - 11*y^2*z^2 - 175*z^3 - 23*y*z^3))/ (72*(-1 + y)*y*z^2*(-1 + y + z)) + (7*(-1 + z)*Zeta[3])/(y*z)) + G[-y, 1 - y, z]*((Pi^2*(33*y^4 - 60*y^5 + 30*y^6 + 29*y^3*z - 191*y^4*z + 168*y^5*z + 57*y^2*z^2 - 217*y^3*z^2 + 284*y^4*z^2 - 141*y*z^3 + 195*y^2*z^3 + 56*y^3*z^3 - 70*z^4 + 445*y*z^4 - 306*y^2*z^4 + 164*z^5 - 304*y*z^5 - 88*z^6))/ (72*y*z^2*(-1 + y + z)*(y + z)^3) + (7*(-1 + z)*Zeta[3])/(y*z)) + G[-y, -y, z]*(((-4*I)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(75*y^4 - 180*y^5 + 90*y^6 + 247*y^3*z - 565*y^4*z + 288*y^5*z - 549*y^2*z^2 + 61*y^3*z^2 + 364*y^4*z^2 - 39*y*z^3 + 273*y^2*z^3 + 376*y^3*z^3 + 22*z^4 - 337*y*z^4 + 474*y^2*z^4 - 164*z^5 + 376*y*z^5 + 112*z^6))/(36*y*z^2*(-1 + y + z)* (y + z)^3) + (24*(-1 + z)*Zeta[3])/(y*z)) + G[0, 0, z]*((((-9*I)/4)*Pi^3*(-1 + z))/(y*z) + (Pi^2*(-46*y^3 + 92*y^4 - 46*y^5 - 54*y^2*z + 304*y^3*z - 247*y^4*z - 3*y^5*z - 120*y*z^2 + 744*y^2*z^2 - 739*y^3*z^2 + 22*y^4*z^2 - 46*z^3 + 662*y*z^3 - 979*y^2*z^3 + 84*y^3*z^3 + 196*z^4 - 565*y*z^4 + 90*y^2*z^4 - 124*z^5 + 31*y*z^5))/ (24*(-1 + y)*y*z*(-1 + y + z)*(y + z)^3) + (65*(-1 + z)*Zeta[3])/ (2*y*z)) + G[1, z]*((37*Pi^4*(-1 + z))/(90*y*z) - ((I/72)*Pi^3*(18*y + 5*z - 23*y*z - 10*z^2 + 77*y*z^2 + 5*z^3))/ (y*z^2*(-1 + y + z)) + (Pi^2*(402*y^3 - 360*y^4 + 1358*y^2*z - 1856*y^3*z + 162*y^4*z + 1159*y*z^2 - 4226*y^2*z^2 + 1148*y^3*z^2 + 401*z^3 - 4072*y*z^3 + 2850*y^2*z^3 - 1540*z^4 + 3003*y*z^4 + 1139*z^5))/(432*y*z^2*(-1 + y + z)*(y + z)^2) + (((-3*I)*Pi*(-1 + z))/(y*z) + (7*y - 32*z + 25*y*z + 64*z^2 - 28*y*z^2 - 32*z^3)/(4*y*z^2*(-1 + y + z)))*Zeta[3]) + G[-y, z]*((299*Pi^4*(-1 + z))/(180*y*z) + ((I/36)*Pi^3*(81*y^4 - 180*y^5 + 90*y^6 + 262*y^3*z - 622*y^4*z + 342*y^5*z - 204*y^2*z^2 - 392*y^3*z^2 + 541*y^4*z^2 + 30*y*z^3 - 144*y^2*z^3 + 544*y^3*z^3 + 19*z^4 - 304*y*z^4 + 456*y^2*z^4 - 110*z^5 + 274*y*z^5 + 73*z^6))/(y*z^2*(-1 + y + z)*(y + z)^3) + (Pi^2*(2106*y^4 - 3786*y^5 + 1722*y^6 + 5953*y^3*z - 12121*y^4*z + 6000*y^5*z + 5175*y^2*z^2 - 15329*y^3*z^2 + 8791*y^4*z^2 + 849*y*z^3 - 9399*y^2*z^3 + 7426*y^3*z^3 + 535*z^4 - 3379*y*z^4 + 4296*y^2*z^4 - 974*z^5 + 1810*y*z^5 + 427*z^6))/ (432*y*z^2*(-1 + y + z)*(y + z)^3) + (((12*I)*Pi*(-1 + z))/(y*z) + (-21*y^4 + 60*y^5 - 30*y^6 - 109*y^3*z + 187*y^4*z - 60*y^5*z + 303*y^2*z^2 - 139*y^3*z^2 - 40*y^4*z^2 - 51*y*z^3 - 39*y^2*z^3 - 160*y^3*z^3 - 46*z^4 + 391*y*z^4 - 390*y^2*z^4 + 164*z^5 - 340*y*z^5 - 100*z^6)/(6*y*z^2*(-1 + y + z)*(y + z)^3))* Zeta[3]) + G[1 - y, z]*((-31*Pi^4*(-1 + z))/(72*y*z) - ((I/24)*Pi^3*(31 - 62*y + 31*y^2 - 110*z + 75*y*z + 35*y^2*z + 67*z^2 + 23*y*z^2))/((-1 + y)*y*z*(-1 + y + z)) + (Pi^2*(-475*y^3 + 14*y^4 + 1397*y^5 - 936*y^6 + 1251*y^2*z - 4270*y^3*z + 9018*y^4*z - 5999*y^5*z - 1290*y*z^2 + 810*y^2*z^2 + 11846*y^3*z^2 - 13112*y^4*z^2 - 673*z^3 + 4385*y*z^3 + 3950*y^2*z^3 - 12900*y^3*z^3 + 1634*z^4 - 1092*y*z^4 - 5780*y^2*z^4 - 817*z^5 - 929*y*z^5))/(432*(-1 + y)*y*z* (-1 + y + z)*(y + z)^3) + (((21*I)*Pi*(-1 + z))/(y*z) + (150*y^4 - 450*y^5 + 450*y^6 - 150*y^7 + 515*y^3*z - 1654*y^4*z + 1763*y^5*z - 624*y^6*z + 351*y^2*z^2 - 1732*y^3*z^2 + 2427*y^4*z^2 - 1046*y^5*z^2 + 282*y*z^3 - 1116*y^2*z^3 + 1739*y^3*z^3 - 968*y^4*z^3 + 65*z^4 - 415*y*z^4 + 779*y^2*z^4 - 618*y^3*z^4 - 58*z^5 + 165*y*z^5 - 296*y^2*z^5 + 11*z^6 - 74*y*z^6)/(12*(-1 + y)*y*z^2*(-1 + y + z)*(y + z)^3))*Zeta[3]) + (110*(-1 + z)*Zeta[5])/(y*z)))}