{beta[1, 1] -> 0, beta[1, 2] -> Nf*((-2*z*(-1 + y + z)*(-1 + y + 2*z))/(3*(-1 + z)*(y + z)) + (2*(-1 + y + 2*z)*G[0, y])/(3*(-1 + y)) + (2*y*z*G[0, z])/ (3*(-1 + z)^2) + (2*y*(-1 + y + z)*G[1, y])/(3*(y + z)^2) + (2*y*(-1 + y + z)*G[1 - y, z])/(3*(y + z)^2)) + (-1/6*(Pi^2*z)/(-1 + y + z) - (2*z*G[0, z])/(-1 + z) + (2*(-1 + y + z)*G[1 - y, z])/(y + z) + G[0, y]*(-((z*G[0, z])/(-1 + y + z)) + ((-1 + y + z)*G[1 - y, z])/z) + G[1, y]*((2*(-1 + y + z))/(y + z) - ((-1 + y + z)*G[-y, z])/z) + (z*G[1, 0, y])/(-1 + y + z) + (z*G[1, 0, z])/(-1 + y + z) - ((-1 + y + z)*G[-y, 1 - y, z])/z)/Nc + Nc*(-1/6*(Pi^2*z)/(-1 + y + z) + (2*z*(-1 + y + z)*(-1 + y + 2*z))/ (3*(-1 + z)*(y + z)) - (2*z*(-3 + y + 3*z)*G[0, z])/(3*(-1 + z)^2) + (2*(-1 + y + z)*(2*y + 3*z)*G[1 - y, z])/(3*(y + z)^2) + G[0, y]*((-2*(-1 + y + 2*z))/(3*(-1 + y)) - (z*G[0, z])/(-1 + y + z) + ((-1 + y + z)*G[1 - y, z])/z) + G[1, y]*((2*(-1 + y + z)*(2*y + 3*z))/(3*(y + z)^2) - ((-1 + y + z)*G[-y, z])/z) + (z*G[1, 0, y])/(-1 + y + z) + (z*G[1, 0, z])/(-1 + y + z) - ((-1 + y + z)*G[-y, 1 - y, z])/z) + eps*(Nf*((-40*z*(-1 + y + z)*(-1 + y + 2*z))/(9*(-1 + z)*(y + z)) - (((4*I)/3)*Pi*z*(-1 + y + z)*(-1 + y + 2*z))/((-1 + z)*(y + z)) + ((((4*I)/3)*Pi*(-1 + y + 2*z))/(-1 + y) + (4*(7 + 3*y)*(-1 + y + 2*z))/ (9*(-1 + y)))*G[0, y] + ((((4*I)/3)*Pi*y*z)/(-1 + z)^2 + (4*y*z*(7 + 3*z))/(9*(-1 + z)^2))*G[0, z] + ((((4*I)/3)*Pi*y*(-1 + y + z))/(y + z)^2 - (4*y*(-1 + y + z)*(-10 + 3*y + 3*z))/(9*(y + z)^2))*G[1 - y, z] + G[1, y]*((((4*I)/3)*Pi*y*(-1 + y + z))/(y + z)^2 - (4*y*(-1 + y + z)*(-10 + 3*y + 3*z))/(9*(y + z)^2) - (2*y*(-1 + y + z)*G[1 - y, z])/(y + z)^2) - (2*(-1 + y + 2*z)*G[0, 0, y])/(-1 + y) - (2*y*z*G[0, 0, z])/ (-1 + z)^2 - (2*y*(-1 + y + z)*G[1, 1, y])/(y + z)^2 - (2*y*(-1 + y + z)*G[1 - y, 1 - y, z])/(y + z)^2) + (1 - y - 2*z - ((I/3)*Pi^3*z)/(-1 + y + z) + (Pi^2*(-y^4 + 3*y^5 - 3*y^6 + y^7 + 3*y^3*z - 6*y^4*z + y^5*z + 4*y^6*z - 2*y^7*z + 13*y^2*z^2 - 44*y^3*z^2 + 45*y^4*z^2 - 6*y^5*z^2 - 9*y^6*z^2 + y^7*z^2 + 7*y*z^3 - 66*y^2*z^3 + 113*y^3*z^3 - 52*y^4*z^3 - 11*y^5*z^3 + 4*y^6*z^3 + 2*z^4 - 31*y*z^4 + 116*y^2*z^4 - 103*y^3*z^4 + 12*y^4*z^4 + 5*y^5*z^4 - 8*z^5 + 52*y*z^5 - 92*y^2*z^5 + 40*y^3*z^5 - 2*y^4*z^5 + 12*z^6 - 40*y*z^6 + 35*y^2*z^6 - 9*y^3*z^6 - 8*z^7 + 13*y*z^7 - 6*y^2*z^7 + 2*z^8 - y*z^8))/(6*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) - (Pi^2*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 9*y*z + 15*y^2*z - 10*y^3*z + 2*y^4*z - 6*z^2 + 16*y*z^2 - 14*y^2*z^2 + 3*y^3*z^2 + 6*z^3 - 9*y*z^3 + 3*y^2*z^3 - 2*z^4 + y*z^4)*G[1, z])/ (6*y^2*(-1 + y + z)^2) - ((-1 + y)*y*(-1 + y + 2*z)*G[0, 0, y])/ (z*(-1 + y + z)) + (z*(-2 + 2*y^2 + 4*z - y*z + 2*y^2*z - 2*z^2 + y*z^2)*G[0, 0, z])/(y*(-1 + z)*(-1 + y + z)) + ((-y^3 + y^4 + 5*y^2*z - 4*y^3*z - 2*y^4*z - 2*z^2 + 6*y*z^2 - 9*y^2*z^2 + y^3*z^2 + y^4*z^2 + 10*z^3 - 18*y*z^3 + 7*y^2*z^3 - 18*z^4 + 18*y*z^4 - 3*y^2*z^4 + 14*z^5 - 6*y*z^5 - 4*z^6)* G[0, 1, y])/(y^2*(-1 + z)^2*z) + (2*z*(-1 + y + z)*(-1 + y + 2*z)* G[0, 1 - y, z])/y^2 + (((2*I)*Pi*z)/(-1 + y + z) + (y^2 - 4*y^3 + 6*y^4 - 4*y^5 + y^6 + 2*y*z - 19*y^2*z + 47*y^3*z - 47*y^4*z + 19*y^5*z - 2*y^6*z + 5*z^2 - 34*y*z^2 + 107*y^2*z^2 - 148*y^3*z^2 + 85*y^4*z^2 - 16*y^5*z^2 + y^6*z^2 - 23*z^3 + 109*y*z^3 - 204*y^2*z^3 + 162*y^3*z^3 - 45*y^4*z^3 + 5*y^5*z^3 + 39*z^4 - 132*y*z^4 + 152*y^2*z^4 - 62*y^3*z^4 + 9*y^4*z^4 - 29*z^5 + 65*y*z^5 - 43*y^2*z^5 + 9*y^3*z^5 + 8*z^6 - 12*y*z^6 + 6*y^2*z^6 + 2*y*z^7)/((-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))* G[1, 0, y] + G[1 - y, z]*(((4*I)*Pi*(-1 + y + z))/(y + z) + (2*(-1 + y + z)*(y^2 - y^3 - 3*y*z - y^2*z + y^3*z + z^2 + 2*y*z^2 + y^2*z^2 - 3*z^3 + 2*y*z^3 + 2*z^4))/(y*(-1 + z)*z*(y + z)) - (Pi^2*(y^6 - 3*y^7 + 3*y^8 - y^9 + 4*y^5*z - 16*y^6*z + 23*y^7*z - 14*y^8*z + 3*y^9*z + 5*y^4*z^2 - 30*y^5*z^2 + 56*y^6*z^2 - 46*y^7*z^2 + 18*y^8*z^2 - 3*y^9*z^2 - 3*y^3*z^3 - 14*y^4*z^3 + 47*y^5*z^3 - 54*y^6*z^3 + 37*y^7*z^3 - 16*y^8*z^3 + y^9*z^3 - 6*y^2*z^4 + 36*y^3*z^4 - 42*y^4*z^4 + 20*y^5*z^4 + 20*y^6*z^4 - 33*y^7*z^4 + 5*y^8*z^4 - 7*y*z^5 + 50*y^2*z^5 - 145*y^3*z^5 + 160*y^4*z^5 - 57*y^5*z^5 - 28*y^6*z^5 + 10*y^7*z^5 - 2*z^6 + 39*y*z^6 - 147*y^2*z^6 + 251*y^3*z^6 - 162*y^4*z^6 + 12*y^5*z^6 + 9*y^6*z^6 + 10*z^7 - 87*y*z^7 + 206*y^2*z^7 - 206*y^3*z^7 + 62*y^4*z^7 - 20*z^8 + 98*y*z^8 - 146*y^2*z^8 + 77*y^3*z^8 - 9*y^4*z^8 + 20*z^9 - 57*y*z^9 + 48*y^2*z^9 - 10*y^3*z^9 - 10*z^10 + 15*y*z^10 - 5*y^2*z^10 + 2*z^11 - y*z^11))/ (6*y^2*(-1 + z)^3*z^2*(-1 + y + z)*(y + z)^3) + ((-y + y^2 - 3*z)*(-1 + y + z)*G[0, 0, y])/z^2 - ((-y^2 + 2*y^3 - y^4 - y*z + 5*y^2*z - 7*y^3*z + 3*y^4*z + 3*y^3*z^2 - 3*y^4*z^2 + z^3 + 4*y*z^3 - 5*y^2*z^3 - 3*y^3*z^3 + y^4*z^3 - 3*z^4 - 4*y*z^4 + y^2*z^4 + y^3*z^4 + 3*z^5 + y*z^5 - z^6)*G[0, 1, y])/(y*(-1 + z)^3*z^2) + ((2*y^3 - 11*y^4 + 15*y^5 - 6*y^6 - 2*y*z + 7*y^2*z - 41*y^3*z + 70*y^4*z - 38*y^5*z + 2*y^6*z + 2*z^2 + 12*y*z^2 - 62*y^2*z^2 + 132*y^3*z^2 - 95*y^4*z^2 + 11*y^5*z^2 - 5*z^3 - 45*y*z^3 + 135*y^2*z^3 - 125*y^3*z^3 + 24*y^4*z^3 - z^4 + 75*y*z^4 - 102*y^2*z^4 + 28*y^3*z^4 + 13*z^5 - 53*y*z^5 + 22*y^2*z^5 - 13*z^6 + 13*y*z^6 + 4*z^7)*G[1, 0, y])/((-1 + z)^3*(-1 + y + z)* (y + z)^3)) + (((2*I)*Pi*z)/(-1 + y + z) - (2*y^3 - 8*y^4 + 10*y^5 - 4*y^6 + 10*y^2*z - 34*y^3*z + 47*y^4*z - 27*y^5*z + 4*y^6*z + 6*y*z^2 - 54*y^2*z^2 + 104*y^3*z^2 - 80*y^4*z^2 + 19*y^5*z^2 + 2*z^3 - 34*y*z^3 + 121*y^2*z^3 - 133*y^3*z^3 + 45*y^4*z^3 - 10*z^4 + 72*y*z^4 - 128*y^2*z^4 + 63*y^3*z^4 + 18*z^5 - 66*y*z^5 + 51*y^2*z^5 - 14*z^6 + 22*y*z^6 + 4*z^7)/(y^2*(-1 + y + z)^2*(y + z)^2))*G[1, 0, z] - ((-1 + y + z)*(-y^2 + y^3 + 5*y*z + 2*z^2 - y*z^2)*G[1, 1, y])/ (y*z*(y + z)) + G[0, z]*(((-4*I)*Pi*z)/(-1 + z) - (Pi^2*(2 - 3*y + y^2 - 2*z)*z)/(6*(-1 + y + z)^2) - (2*z*(-2*y^2 + 2*y^3 - z + y*z + 3*y^3*z + 4*z^2 - 7*y*z^2 + 7*y^2*z^2 - 5*z^3 + 6*y*z^3 + 2*z^4))/(y*(-1 + z)*(-1 + y + z)* (y + z)) + (2*z*(-1 + y + z)*(-1 + y + 2*z)*G[1, y])/y^2 + (z*(-3 + 2*y + y^2 + 3*z)*G[0, 0, y])/(-1 + y + z)^2 + (z*(2 - 2*y + y^2 - 2*z + y*z)*G[0, 1, y])/y^2 + (z*(2*y - 3*y^2 + 2*y^3 - 2*y^4 + y^5 - 2*z + 6*y^2*z - 9*y^3*z + 3*y^4*z + 3*z^2 + 6*y*z^2 - 15*y^2*z^2 + 3*y^3*z^2 + 2*z^3 - 11*y*z^3 + y^2*z^3 - 3*z^4)*G[1, 0, y])/((-1 + y + z)^2* (y + z)^3) + ((-2 + y)*z*(-1 + y + z)*G[1, 1, y])/y^2) + G[-y, z]*(-(((y - 2*y^2 + 2*z - 3*y*z + y^2*z - 2*z^2 + y*z^2)* G[0, 1, y])/y^2) - ((-1 + y)*y*(-1 + y + z)*G[1, 0, y])/z^2 + ((-1 + y + z)*(-y^3 + y^4 + 2*y^2*z + 2*z^3 - y*z^3)*G[1, 1, y])/ (y^2*z^2)) + (2*z*(-1 + y + z)*(-1 + y + 2*z)*G[1 - y, 0, z])/y^2 - ((-1 + y + z)*(-y^2 + y^3 + 5*y*z + 2*z^2 - y*z^2)*G[1 - y, 1 - y, z])/ (y*z*(y + z)) + (((-2*I)*Pi*(-1 + y + z))/z - (2*y^3 - 4*y^4 + 2*y^5 + 2*y^2*z - 13*y^3*z + 15*y^4*z - 4*y^5*z - 9*y^2*z^2 + 22*y^3*z^2 - 10*y^4*z^2 + 2*y^5*z^2 + 2*z^3 - 6*y*z^3 + 11*y^2*z^3 - 9*y^3*z^3 + 3*y^4*z^3 - 10*z^4 + 18*y*z^4 - 7*y^2*z^4 + 2*y^3*z^4 + 18*z^5 - 18*y*z^5 + 3*y^2*z^5 - 14*z^6 + 6*y*z^6 + 4*z^7)/(y^2*(-1 + z)^2*z^2))*G[-y, 1 - y, z] + G[0, y]*((-2*y^2*(-1 + y + 2*z)*(1 - y - z + y*z + z^2))/ ((-1 + z)*z*(-1 + y + z)*(y + z)) + (Pi^2*(-2 + 13*y - 26*y^2 + 21*y^3 - 6*y^4 + 11*z - 44*y*z + 59*y^2*z - 28*y^3*z + 2*y^4*z - 24*z^2 + 54*y*z^2 - 39*y^2*z^2 + 7*y^3*z^2 + 26*z^3 - 28*y*z^3 + 5*y^2*z^3 - 14*z^4 + 5*y*z^4 + y^2*z^4 + 3*z^5))/(6*(-1 + z)^3*(-1 + y + z)^2) + (((-2*I)*Pi*z)/(-1 + y + z) - (2*z*(-y + y^2 + z + y^3*z - z^2 + 2*y^2*z^2 + y*z^3))/((-1 + y + z)^2*(y + z)^2))*G[0, z] + (((2*I)*Pi*(-1 + y + z))/z + (2*(-1 + y + z)*(-y + y^2 - z + 5*y*z - 2*y^2*z + z^2 - 3*y*z^2 + y^2*z^2 + y*z^3))/((-1 + z)^2*z^2))* G[1 - y, z] - ((2 - 3*y + y^2 - 2*z)*z*G[0, 0, z])/(-1 + y + z)^2 + ((3 - 3*y - 14*z + 18*y*z - 6*y^2*z + 22*z^2 - 21*y*z^2 + 2*y^2*z^2 - 14*z^3 + 6*y*z^3 + 3*z^4)*G[0, 1 - y, z])/ ((-1 + z)^3*z) - ((-1 + y)*y*z*G[1, 0, z])/(-1 + y + z)^2 + ((-y^3 + y^4 - 2*y*z - 2*y^2*z + 2*y^3*z + 2*z^2 - 3*y*z^2 - 2*y^2*z^2 - 2*z^3 - 6*y*z^3 - 3*z^4)*G[1 - y, 0, z])/ ((-1 + y + z)*(y + z)^3) - ((-1 + y + z)*(-y + y^2 + 2*z)* G[1 - y, 1 - y, z])/z^2 - ((-1 + y)*y*(-1 + y + z)* G[-y, 1 - y, z])/z^2) + G[1, y]*(((4*I)*Pi*(-1 + y + z))/(y + z) + (2*(-1 + y + z)*(y^2 - y^3 - 3*y*z - y^2*z + y^3*z + z^2 + 2*y*z^2 + y^2*z^2 - 3*z^3 + 2*y*z^3 + 2*z^4))/(y*(-1 + z)*z*(y + z)) - (Pi^2*(y^4 - 6*y^5 + 18*y^6 - 28*y^7 + 21*y^8 - 6*y^9 + 7*y^3*z - 33*y^4*z + 91*y^5*z - 152*y^6*z + 131*y^7*z - 46*y^8*z + 2*y^9*z + 7*y^2*z^2 - 72*y^3*z^2 + 220*y^4*z^2 - 380*y^5*z^2 + 366*y^6*z^2 - 156*y^7*z^2 + 13*y^8*z^2 + 7*y*z^3 - 69*y^2*z^3 + 303*y^3*z^3 - 602*y^4*z^3 + 639*y^5*z^3 - 321*y^6*z^3 + 43*y^7*z^3 + 2*z^4 - 48*y*z^4 + 250*y^2*z^4 - 641*y^3*z^4 + 804*y^4*z^4 - 476*y^5*z^4 + 94*y^6*z^4 - 2*y^7*z^4 - 12*z^5 + 136*y*z^5 - 456*y^2*z^5 + 735*y^3*z^5 - 544*y^4*z^5 + 150*y^5*z^5 - 9*y^6*z^5 + 30*z^6 - 205*y*z^6 + 459*y^2*z^6 - 456*y^3*z^6 + 175*y^4*z^6 - 18*y^5*z^6 - 40*z^7 + 175*y*z^7 - 253*y^2*z^7 + 139*y^3*z^7 - 21*y^4*z^7 + 30*z^8 - 82*y*z^8 + 68*y^2*z^8 - 15*y^3*z^8 - 12*z^9 + 18*y*z^9 - 6*y^2*z^9 + 2*z^10 - y*z^10))/(6*y^2*(-1 + z)^3*(-1 + y + z)^2*(y + z)^3) - ((-1 + y + z)*(-y^2 + y^3 + 5*y*z + 2*z^2 - y*z^2)*G[1 - y, z])/ (y*z*(y + z)) + (((-2*I)*Pi*(-1 + y + z))/z - (2*y^3 - 4*y^4 + 2*y^5 + 2*y^2*z - 13*y^3*z + 15*y^4*z - 4*y^5*z - 9*y^2*z^2 + 22*y^3*z^2 - 10*y^4*z^2 + 2*y^5*z^2 + 2*z^3 - 6*y*z^3 + 11*y^2*z^3 - 9*y^3*z^3 + 3*y^4*z^3 - 10*z^4 + 18*y*z^4 - 7*y^2*z^4 + 2*y^3*z^4 + 18*z^5 - 18*y*z^5 + 3*y^2*z^5 - 14*z^6 + 6*y*z^6 + 4*z^7)/(y^2*(-1 + z)^2*z^2))* G[-y, z] - ((-2 + y)*z*(-1 + y + z)*G[0, 0, z])/y^2 + ((-2 + y)*z*(-1 + y + z)*G[0, 1 - y, z])/y^2 - ((3*y^2 - 3*y^3 - 14*y^2*z + 18*y^3*z - 6*y^4*z + 2*z^2 - 2*y*z^2 + 23*y^2*z^2 - 21*y^3*z^2 + 2*y^4*z^2 - 8*z^3 + 7*y*z^3 - 17*y^2*z^3 + 6*y^3*z^3 + 12*z^4 - 9*y*z^4 + 6*y^2*z^4 - 8*z^5 + 5*y*z^5 - y^2*z^5 + 2*z^6 - y*z^6)*G[0, -y, z])/ (y^2*(-1 + z)^3*z) - (z*(2 - 2*y + y^2 - 2*z + y*z)*G[1, 0, z])/ y^2 + ((-2 + y)*z*(-1 + y + z)*G[1 - y, 0, z])/y^2 - ((-3*y + 3*y^2 + 8*y*z - 6*y^3*z + z^2 - 8*y*z^2 - 3*y^2*z^2 + 2*y^3*z^2 - 3*z^3 + 4*y*z^3 + 3*z^4 - y*z^4 - z^5)* G[1 - y, -y, z])/(y*(-1 + z)^3*z) + ((-1 + y + z)*(-y - 2*z + y*z)* G[-y, 0, z])/y^2 + ((-1 + y + z)*(-y^3 + y^4 + 2*y^2*z + 2*z^3 - y*z^3)*G[-y, 1 - y, z])/(y^2*z^2) + ((y^3 - 2*y^4 + y^5 - y^3*z + y^4*z - y*z^2 + 2*y^2*z^2 - 2*z^3 + 3*y*z^3 - y^2*z^3 + 2*z^4 - y*z^4)*G[-y, -y, z])/(y^2*z^2)) + ((-3*y^2 + 9*y^3 - 6*y^4 + 2*z - y*z + 8*y^2*z - 12*y^3*z + 2*y^4*z - 8*z^2 + 4*y*z^2 - 8*y^2*z^2 + 3*y^3*z^2 + 12*z^3 - 6*y*z^3 + 4*y^2*z^3 - 8*z^4 + 4*y*z^4 - y^2*z^4 + 2*z^5 - y*z^5)* G[0, 0, 1, y])/(y^2*(-1 + z)^3) - ((-2 + y)*z*(-1 + y + z)* G[0, 0, 1 - y, z])/y^2 - ((3*y^3 - 12*y^4 + 15*y^5 - 6*y^6 + 2*y*z + 8*y^2*z - 50*y^3*z + 73*y^4*z - 38*y^5*z + 2*y^6*z - 2*z^2 + 3*y*z^2 - 73*y^2*z^2 + 153*y^3*z^2 - 98*y^4*z^2 + 11*y^5*z^2 + 10*z^3 - 44*y*z^3 + 162*y^2*z^3 - 144*y^3*z^3 + 25*y^4*z^3 - 21*z^4 + 86*y*z^4 - 127*y^2*z^4 + 34*y^3*z^4 + 23*z^5 - 62*y*z^5 + 30*y^2*z^5 - 13*z^6 + 15*y*z^6 + 3*z^7)*G[0, 1, 0, y])/ ((-1 + z)^3*(-1 + y + z)*(y + z)^3) + ((y^3 - 3*y^4 + 2*y^5 + 5*y^2*z - 12*y^3*z + 5*y^4*z + y*z^2 - 15*y^2*z^2 + 6*y^3*z^2 + z^3 - 8*y*z^3 + 6*y^2*z^3 - 2*z^4 + 4*y*z^4 + z^5)*G[0, 1, 0, z])/(y*(-1 + y + z)*(y + z)^3) - ((-2 + y)*z*(-1 + y + z)*G[0, 1, 1, y])/y^2 - ((-2 + y)*z*(-1 + y + z)*G[0, 1 - y, 0, z])/y^2 + ((-2 + y)*z*(-1 + y + z)*G[0, 1 - y, 1 - y, z])/y^2 - ((3*y^2 - 3*y^3 - 14*y^2*z + 18*y^3*z - 6*y^4*z + 2*z^2 - 2*y*z^2 + 23*y^2*z^2 - 21*y^3*z^2 + 2*y^4*z^2 - 8*z^3 + 7*y*z^3 - 17*y^2*z^3 + 6*y^3*z^3 + 12*z^4 - 9*y*z^4 + 6*y^2*z^4 - 8*z^5 + 5*y*z^5 - y^2*z^5 + 2*z^6 - y*z^6)*G[0, -y, 1 - y, z])/ (y^2*(-1 + z)^3*z) - (z*(-3 + 2*y + y^2 + 3*z)*G[1, 0, 0, y])/ (-1 + y + z)^2 + (z*(2 - 7*y + 11*y^2 - 8*y^3 + 2*y^4 - 6*z + 15*y*z - 14*y^2*z + 3*y^3*z + 6*z^2 - 9*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[1, 0, 0, z])/(y^2*(-1 + y + z)^2) - ((-3*y + 9*y^2 - 6*y^3 + z + 7*y*z - 12*y^2*z + 2*y^3*z - 3*z^2 - 5*y*z^2 + 3*y^2*z^2 + 3*z^3 + y*z^3 - z^4)*G[1, 0, 1, y])/ (y*(-1 + z)^3) - (z*(2 - 2*y + y^2 - 2*z + y*z)*G[1, 0, 1 - y, z])/ y^2 + ((-3*y^3 + 15*y^4 - 27*y^5 + 21*y^6 - 6*y^7 + 2*y*z - 12*y^2*z + 60*y^3*z - 133*y^4*z + 127*y^5*z - 46*y^6*z + 2*y^7*z - 2*z^2 - 15*y*z^2 + 99*y^2*z^2 - 268*y^3*z^2 + 321*y^4*z^2 - 150*y^5*z^2 + 13*y^6*z^2 + 6*z^3 + 66*y*z^3 - 285*y^2*z^3 + 444*y^3*z^3 - 270*y^4*z^3 + 39*y^5*z^3 - 147*y*z^4 + 364*y^2*z^4 - 298*y^3*z^4 + 66*y^4*z^4 - y^5*z^4 - 20*z^5 + 165*y*z^5 - 210*y^2*z^5 + 68*y^3*z^5 - 3*y^4*z^5 + 30*z^6 - 90*y*z^6 + 45*y^2*z^6 - 3*y^3*z^6 - 18*z^7 + 19*y*z^7 - y^2*z^7 + 4*z^8)* G[1, 1, 0, y])/((-1 + z)^3*(-1 + y + z)^2*(y + z)^3) + ((y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 9*y*z + 15*y^2*z - 10*y^3*z + 2*y^4*z - 6*z^2 + 16*y*z^2 - 14*y^2*z^2 + 3*y^3*z^2 + 6*z^3 - 9*y*z^3 + 3*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 1, 0, z])/ (y^2*(-1 + y + z)^2) - (z*(2 - 2*y + y^2 - 2*z + y*z)* G[1, 1 - y, 0, z])/y^2 - ((-2 + y)*z*(-1 + y + z)*G[1 - y, 0, 0, z])/ y^2 + ((-2 + y)*z*(-1 + y + z)*G[1 - y, 0, 1 - y, z])/y^2 - ((-y^4 + y^5 - 7*y^3*z + 11*y^4*z - 7*y^5*z + y^6*z - 7*y^2*z^2 + 28*y^3*z^2 - 30*y^4*z^2 + 5*y^5*z^2 - 7*y*z^3 + 33*y^2*z^3 - 48*y^3*z^3 + 10*y^4*z^3 - 2*z^4 + 19*y*z^4 - 36*y^2*z^4 + 10*y^3*z^4 + 4*z^5 - 13*y*z^5 + 5*y^2*z^5 - 2*z^6 + y*z^6)* G[1 - y, 1, 0, z])/(y^2*(-1 + y + z)*(y + z)^3) + ((-2 + y)*z*(-1 + y + z)*G[1 - y, 1 - y, 0, z])/y^2 - ((-3*y + 3*y^2 + 8*y*z - 6*y^3*z + z^2 - 8*y*z^2 - 3*y^2*z^2 + 2*y^3*z^2 - 3*z^3 + 4*y*z^3 + 3*z^4 - y*z^4 - z^5)* G[1 - y, -y, 1 - y, z])/(y*(-1 + z)^3*z) + ((-1 + y + z)*(-y - 2*z + y*z)*G[-y, 0, 1 - y, z])/y^2 + ((-1 + y + z)*(-y - 2*z + y*z)*G[-y, 1 - y, 0, z])/y^2 + ((-1 + y + z)*(-y^3 + y^4 + 2*y^2*z + 2*z^3 - y*z^3)* G[-y, 1 - y, 1 - y, z])/(y^2*z^2) + ((y^3 - 2*y^4 + y^5 - y^3*z + y^4*z - y*z^2 + 2*y^2*z^2 - 2*z^3 + 3*y*z^3 - y^2*z^3 + 2*z^4 - y*z^4)*G[-y, -y, 1 - y, z])/(y^2*z^2) - ((9 - 36*y + 45*y^2 - 18*y^3 - 29*z + 84*y*z - 60*y^2*z + 6*y^3*z + 33*z^2 - 60*y*z^2 + 15*y^2*z^2 - 15*z^3 + 12*y*z^3 + 2*z^4)* Zeta[3])/((-1 + z)^3*(-1 + y + z)))/Nc + Nc*((-7*Pi^4*y*(-1 + y - z))/(60*(-1 + y + z)) - ((I/3)*Pi^3*z)/(-1 + y + z) + (((4*I)/3)*Pi*z*(-1 + y + z)* (-1 + y + 2*z))/((-1 + z)*(y + z)) + ((-1 + y + 2*z)*(9*y - 25*z + 25*y*z + 25*z^2))/(9*(-1 + z)*(y + z)) - (Pi^2*(-7*y^4 + 21*y^5 - 21*y^6 + 7*y^7 + 3*y^3*z + 36*y^4*z - 95*y^5*z + 70*y^6*z - 14*y^7*z + 58*y^2*z^2 - 137*y^3*z^2 - 30*y^4*z^2 + 201*y^5*z^2 - 99*y^6*z^2 + 7*y^7*z^2 + 46*y*z^3 - 354*y^2*z^3 + 449*y^3*z^3 + 56*y^4*z^3 - 206*y^5*z^3 + 34*y^6*z^3 + 14*z^4 - 226*y*z^4 + 746*y^2*z^4 - 499*y^3*z^4 - 75*y^4*z^4 + 47*y^5*z^4 - 56*z^5 + 409*y*z^5 - 692*y^2*z^5 + 223*y^3*z^5 + 4*y^4*z^5 + 84*z^6 - 331*y*z^6 + 272*y^2*z^6 - 39*y^3*z^6 - 56*z^7 + 109*y*z^7 - 30*y^2*z^7 + 14*z^8 - 7*y*z^8))/ (12*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + G[0, 0, z]*((Pi^2*y*z^2)/(2*(-1 + y + z)^2) + (z*(-14 + 36*y - 26*y^2 + 4*y^3 + 42*z - 79*y*z + 40*y^2*z - 42*z^2 + 50*y*z^2 - 14*y^2*z^2 + 14*z^3 - 7*y*z^3))/ (2*y*(-1 + z)^2*(-1 + y + z)) + (3*y*z^2*G[0, 1, y])/ (-1 + y + z)^2 - (3*z*(2 - 2*y - 2*z + y*z)*G[1, 0, y])/y^2) + G[0, 1 - y, z]*(((-1 + y + 2*z)*(-3*y + 6*y^2 - 4*z + 4*y*z + 4*z^2))/ (2*y^2) + (Pi^2*(-y^3 + y^4 + 2*z - 4*y*z + 2*y^2*z - y^3*z - 4*z^2 + 5*y*z^2 - y^2*z^2 + 2*z^3 - y*z^3))/ (2*y^2*(-1 + y + z)) + (3*z*(2 - 2*y - 2*z + y*z)*G[1, 0, y])/ y^2) + (((2*I)*Pi*z)/(-1 + y + z) + (Pi^2*z*(2 - 2*y - 2*z + y*z))/ (2*y^2) - (-2*y^3 - 4*y^4 + 14*y^5 - 8*y^6 - 25*y^2*z + 31*y^3*z + 58*y^4*z - 78*y^5*z + 14*y^6*z - 3*y*z^2 + 45*y^2*z^2 + 73*y^3*z^2 - 199*y^4*z^2 + 59*y^5*z^2 + 4*z^3 - 26*y*z^3 + 98*y^2*z^3 - 260*y^3*z^3 + 117*y^4*z^3 - 20*z^4 + 105*y*z^4 - 223*y^2*z^4 + 141*y^3*z^4 + 36*z^5 - 120*y*z^5 + 105*y^2*z^5 - 28*z^6 + 44*y*z^6 + 8*z^7)/(2*y^2*(-1 + y + z)^2*(y + z)^2))* G[1, 0, z] + G[0, -y, z]*((3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)* G[1, 0, y])/y^2 - (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)* G[1, 1, y])/y^2) - (Pi^2*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)* G[1, 1, z])/(2*y^2*(-1 + y + z)^2) + (Pi^2*(-1 + 3*y - 2*y^2 + 3*z - 6*y*z + 4*y^2*z - 2*z^2 + 2*y*z^2)* G[1, 1 - y, z])/(2*y*(-1 + y + z)) + (((-1 + y + 2*z)*(-3*y + 6*y^2 - 4*z + 4*y*z + 4*z^2))/(2*y^2) - (Pi^2*(y^3 - 2*y^4 + y^5 - 2*y^3*z + 2*y^4*z + y^3*z^2 + 2*z^3 - 2*y*z^3 - 2*z^4 + y*z^4))/(2*y^2*z^2))*G[1 - y, 0, z] + G[0, 0, y]*(-1/2*(Pi^2*(-1 + y)^2*y)/(-1 + y + z)^2 + ((-1 + y + 2*z)*(7*y - 14*y^2 + 7*y^3 - 4*z + 4*y*z + 4*z^2))/ (2*(-1 + y)*z*(-1 + y + z)) - (3*(-1 + y)^2*y*G[0, 1 - y, z])/ (-1 + y + z)^2 + (3*(-1 + y)^2*y*G[1 - y, 0, z])/z^2) - (Pi^2*z*(2 - 2*y - 2*z + y*z)*G[1 - y, 1, z])/(2*y^2) + ((Pi^2*(-2*y^2 + 2*y^3 - z + 2*y*z + 2*z^2 - 2*y*z^2))/(2*y*z) + ((-1 + y + z)*(-7*y^3 + 7*y^4 - 4*y^2*z + 7*y^3*z + 13*y*z^2 - 7*y^2*z^2 + 14*z^3 - 7*y*z^3))/(2*y*z*(y + z)^2))* G[1 - y, 1 - y, z] + (((-2*I)*Pi*(-1 + y + z))/z - (Pi^2*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4))/ (2*y^2*z^2) - (4*y^3 - 8*y^4 + 4*y^5 - 14*y^2*z + y^3*z + 21*y^4*z - 8*y^5*z + 3*y*z^2 + 51*y^2*z^2 - y^3*z^2 - 32*y^4*z^2 + 4*y^5*z^2 + 4*z^3 - 6*y*z^3 - 44*y^2*z^3 - 24*y^3*z^3 + 3*y^4*z^3 - 20*z^4 + 15*y*z^4 - 2*y^2*z^4 + 4*y^3*z^4 + 36*z^5 - 24*y*z^5 + 9*y^2*z^5 - 28*z^6 + 12*y*z^6 + 8*z^7)/ (2*y^2*(-1 + z)^2*z^2))*G[-y, 1 - y, z] + G[0, 1, y]*((Pi^2*(-y^3 + y^4 - 2*z + 4*y*z - 2*y^2*z - y^3*z + 4*z^2 - 5*y*z^2 + y^2*z^2 - 2*z^3 + y*z^3))/ (2*y^2*(-1 + y + z)) - (-7*y^3 + 7*y^4 + 3*y*z + 11*y^2*z + 14*y^3*z - 14*y^4*z + 4*z^2 - 6*y*z^2 - 6*y^2*z^2 - 29*y^3*z^2 + 7*y^4*z^2 - 20*z^3 + 15*y*z^3 - 14*y^2*z^3 + 6*y^3*z^3 + 36*z^4 - 24*y*z^4 + 9*y^2*z^4 - 28*z^5 + 12*y*z^5 + 8*z^6)/ (2*y^2*(-1 + z)^2*z) + (3*y*(-1 + y - z)*G[0, 1 - y, z])/ (-1 + y + z) + (3*y*z^2*G[1, 0, z])/(-1 + y + z)^2 + (3*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[1, 1 - y, z])/ (y^2*(-1 + y + z)) - (3*y*(-1 + y + z)^2*G[1 - y, 0, z])/z^2 + (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[1 - y, 1 - y, z])/(y^2*z^2) - (3*y*(-1 + y + z)^2*G[-y, 1 - y, z])/z^2 - (3*y*(-1 + y + z)^2*G[-y, -y, z])/z^2) + G[1, 0, y]*(((2*I)*Pi*z)/(-1 + y + z) + (Pi^2*(-1 + y + z)*(-y + y^2 - 2*z + y*z))/(2*y^2) - (7*y^2 - 28*y^3 + 42*y^4 - 28*y^5 + 7*y^6 + 5*y*z - 67*y^2*z + 182*y^3*z - 197*y^4*z + 91*y^5*z - 14*y^6*z + 14*z^2 - 91*y*z^2 + 311*y^2*z^2 - 457*y^3*z^2 + 292*y^4*z^2 - 76*y^5*z^2 + 7*y^6*z^2 - 68*z^3 + 319*y*z^3 - 588*y^2*z^3 + 453*y^3*z^3 - 156*y^4*z^3 + 29*y^5*z^3 + 132*z^4 - 444*y*z^4 + 455*y^2*z^4 - 179*y^3*z^4 + 51*y^4*z^4 - 128*z^5 + 272*y*z^5 - 136*y^2*z^5 + 45*y^3*z^5 + 62*z^6 - 63*y*z^6 + 18*y^2*z^6 - 12*z^7 + 2*y*z^7)/ (2*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) - (3*z*(2 - 2*y - 2*z + y*z)*G[1, 0, z])/y^2 - (3*(-1 + y)*(-1 + 3*y - 2*y^2 + 4*z - 8*y*z + 4*y^2*z - 5*z^2 + 5*y*z^2 + 2*z^3)*G[1, 1 - y, z])/(y*(-1 + y + z)^2) + (3*z*(2 - 2*y - 2*z + y*z)*G[1 - y, 0, z])/y^2 + (3*(-1 + y)*(-y^2 + y^3 - z^2 + y*z^2 + 2*z^3)*G[1 - y, 1 - y, z])/ (y*z^2) - (3*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[-y, 0, z])/(y^2*z^2) + (3*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)*G[-y, 1 - y, z])/(y^2*z^2) - (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, -y, z])/y^2) + G[1, 1, y]*(((-1 + y + z)*(-7*y^3 + 7*y^4 - 4*y^2*z + 7*y^3*z + 13*y*z^2 - 7*y^2*z^2 + 14*z^3 - 7*y*z^3))/(2*y*z*(y + z)^2) - (Pi^2*(1 - 4*y + 6*y^2 - 4*y^3 + y^4 - 4*z + 12*y*z - 12*y^2*z + 4*y^3*z + 5*z^2 - 10*y*z^2 + 4*y^2*z^2 - 2*z^3 + 2*y*z^3))/ (2*y*(-1 + y + z)^2) + (3*y*(-1 + y + z)^2*G[-y, 0, z])/z^2 - (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[-y, -y, z])/(y^2*z^2)) - ((6*y^3 - 18*y^4 + 18*y^5 - 6*y^6 - 33*y^3*z + 84*y^4*z - 69*y^5*z + 18*y^6*z + 2*z^2 - 2*y*z^2 - 18*y^2*z^2 + 124*y^3*z^2 - 227*y^4*z^2 + 161*y^5*z^2 - 40*y^6*z^2 - 10*z^3 + 11*y*z^3 + 60*y^2*z^3 - 224*y^3*z^3 + 263*y^4*z^3 - 118*y^5*z^3 + 12*y^6*z^3 + 20*z^4 - 24*y*z^4 - 71*y^2*z^4 + 191*y^3*z^4 - 122*y^4*z^4 + 24*y^5*z^4 - 20*z^5 + 26*y*z^5 + 33*y^2*z^5 - 77*y^3*z^5 + 20*y^4*z^5 + 10*z^6 - 14*y*z^6 - 3*y^2*z^6 + 13*y^3*z^6 - 2*z^7 + 3*y*z^7 - y^2*z^7)*G[0, 0, 1, y])/(2*(-1 + y)*y^2*(-1 + z)^3*z* (-1 + y + z)) + (z*(-2 + 8*y - 10*y^2 + 4*y^3 + 4*z - 9*y*z - y^2*z - 2*z^2 + y*z^2)*G[0, 0, 1 - y, z])/(2*y^2*(-1 + y + z)) + ((-6*y^4 + 12*y^5 - 6*y^6 - 15*y^3*z + 51*y^4*z - 54*y^5*z + 18*y^6*z + 17*y^2*z^2 + 23*y^3*z^2 - 89*y^4*z^2 + 52*y^5*z^2 + 22*y^6*z^2 - 22*y^7*z^2 + 22*y*z^3 - 144*y^2*z^3 + 161*y^3*z^3 - 99*y^4*z^3 + 145*y^5*z^3 - 109*y^6*z^3 + 6*y^7*z^3 + 12*z^4 - 140*y*z^4 + 496*y^2*z^4 - 603*y^3*z^4 + 462*y^4*z^4 - 263*y^5*z^4 + 27*y^6*z^4 - 60*z^5 + 366*y*z^5 - 850*y^2*z^5 + 809*y^3*z^5 - 419*y^4*z^5 + 60*y^5*z^5 + 120*z^6 - 484*y*z^6 + 736*y^2*z^6 - 447*y^3*z^6 + 84*y^4*z^6 - 120*z^7 + 326*y*z^7 - 288*y^2*z^7 + 72*y^3*z^7 + 60*z^8 - 96*y*z^8 + 33*y^2*z^8 - 12*z^9 + 6*y*z^9)* G[0, 1, 0, y])/(2*y*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3) - ((2*y^3 + 4*y^4 - 14*y^5 + 8*y^6 - 20*y^2*z + 62*y^3*z - 74*y^4*z + 32*y^5*z - 13*y*z^2 + 52*y^2*z^2 - 75*y^3*z^2 + 42*y^4*z^2 - 7*z^3 + 9*y*z^3 - 2*y^2*z^3 + 18*y^3*z^3 - z^4 + 21*y*z^4 - 2*y^2*z^4 + 8*z^5 - 2*y*z^5)*G[0, 1, 0, z])/ (2*(-1 + y)*y*(-1 + y + z)*(y + z)^3) + ((-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)* G[0, 1, 1, y])/(2*y^2*z) + (z*(-2 + 8*y - 10*y^2 + 4*y^3 + 4*z - 9*y*z - y^2*z - 2*z^2 + y*z^2)*G[0, 1 - y, 0, z])/ (2*y^2*(-1 + y + z)) - ((-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)*G[0, 1 - y, 1 - y, z])/(2*y^2*z) + ((6*y^2 - 24*y^3 + 30*y^4 - 12*y^5 + 12*y*z - 52*y^2*z + 106*y^3*z - 102*y^4*z + 36*y^5*z - 2*z^2 - 50*y*z^2 + 158*y^2*z^2 - 220*y^3*z^2 + 166*y^4*z^2 - 58*y^5*z^2 + 8*z^3 + 75*y*z^3 - 213*y^2*z^3 + 223*y^3*z^3 - 93*y^4*z^3 + 18*y^5*z^3 - 12*z^4 - 45*y*z^4 + 129*y^2*z^4 - 105*y^3*z^4 + 15*y^4*z^4 + 8*z^5 + 5*y*z^5 - 27*y^2*z^5 + 20*y^3*z^5 - 2*z^6 + 3*y*z^6 - y^2*z^6)* G[0, -y, 1 - y, z])/(2*(-1 + y)*y^2*(-1 + z)^3*z) + ((-6*y + 18*y^2 - 18*y^3 + 6*y^4 + 9*y*z - 18*y^2*z + 9*y^3*z + 6*z^2 - 10*y*z^2 + 4*y^2*z^2 - 6*z^3)*G[1, 0, 0, y])/ (2*z*(-1 + y + z)^2) - (z*(2 - 22*y + 44*y^2 - 32*y^3 + 8*y^4 - 6*z + 45*y*z - 50*y^2*z + 12*y^3*z + 6*z^2 - 24*y*z^2 + 6*y^2*z^2 - 2*z^3 + y*z^3)*G[1, 0, 0, z])/(2*y^2*(-1 + y + z)^2) + ((-6*y + 18*y^2 - 18*y^3 + 6*y^4 + 3*z + 24*y*z - 75*y^2*z + 66*y^3*z - 18*y^4*z - 8*z^2 - 67*y*z^2 + 185*y^2*z^2 - 168*y^3*z^2 + 80*y^4*z^2 - 22*y^5*z^2 + 2*z^3 + 133*y*z^3 - 268*y^2*z^3 + 194*y^3*z^3 - 61*y^4*z^3 + 6*y^5*z^3 + 12*z^4 - 147*y*z^4 + 197*y^2*z^4 - 89*y^3*z^4 + 9*y^4*z^4 - 13*z^5 + 79*y*z^5 - 63*y^2*z^5 + 15*y^3*z^5 + 4*z^6 - 16*y*z^6 + 6*y^2*z^6)* G[1, 0, 1, y])/(2*(-1 + y)*y*(-1 + z)^3*z*(-1 + y + z)) + (z*(-2 + 10*y - 12*y^2 + 4*y^3 + 4*z - 11*y*z - y^2*z - 2*z^2 + y*z^2)* G[1, 0, 1 - y, z])/(2*y^2*(-1 + y + z)) - ((-6*y^4 + 24*y^5 - 36*y^6 + 24*y^7 - 6*y^8 - 15*y^3*z + 90*y^4*z - 198*y^5*z + 204*y^6*z - 99*y^7*z + 18*y^8*z + 17*y^2*z^2 + 39*y^3*z^2 - 336*y^4*z^2 + 620*y^5*z^2 - 515*y^6*z^2 + 215*y^7*z^2 - 40*y^8*z^2 + 22*y*z^3 - 177*y^2*z^3 + 69*y^3*z^3 + 680*y^4*z^3 - 1170*y^5*z^3 + 813*y^6*z^3 - 248*y^7*z^3 + 12*y^8*z^3 + 12*z^4 - 174*y*z^4 + 639*y^2*z^4 - 267*y^3*z^4 - 1068*y^4*z^4 + 1434*y^5*z^4 - 642*y^6*z^4 + 60*y^7*z^4 - 72*z^5 + 528*y*z^5 - 1101*y^2*z^5 + 157*y^3*z^5 + 1160*y^4*z^5 - 873*y^5*z^5 + 128*y^6*z^5 + 180*z^6 - 818*y*z^6 + 999*y^2*z^6 + 117*y^3*z^6 - 607*y^4*z^6 + 147*y^5*z^6 - 240*z^7 + 702*y*z^7 - 483*y^2*z^7 - 111*y^3*z^7 + 87*y^4*z^7 + 180*z^8 - 330*y*z^8 + 121*y^2*z^8 + 11*y^3*z^8 - 72*z^9 + 76*y*z^9 - 15*y^2*z^9 + 12*z^10 - 6*y*z^10)*G[1, 1, 0, y])/(2*y*(-1 + z)^3*z*(-1 + y + z)^2* (y + z)^3) + G[-y, z]*(((6*y^2 - 12*y^3 + 6*y^4 - 5*y*z - 2*y^2*z + 9*y^3*z + 2*z^2 + 4*y^2*z^2 - 2*z^3 + y*z^3)*G[0, 1, y])/ (2*y^2*z) + ((-1 + y + z)*(-y^2 + y^3 + 3*y^2*z - 12*z^2 + 6*y*z^2)* G[1, 0, y])/(2*y*z^2) - ((-1 + y + z)*(-y^3 + y^4 + 2*y^2*z - 3*y^3*z - 15*y*z^2 + 3*y^2*z^2 + 2*z^3 - y*z^3)*G[1, 1, y])/ (2*y^2*z^2) + (3*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)*G[0, 1, 0, y])/(y^2*z^2) - (3*y*(-1 + y + z)^2*G[0, 1, 1, y])/z^2 - (3*y*(-1 + y + z)^2*G[1, 0, 1, y])/z^2 + (3*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[1, 1, 0, y])/(y^2*z^2)) - ((-2*y + 8*y^2 - 10*y^3 + 4*y^4 + 2*z - 18*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 6*z^2 + 43*y*z^2 - 50*y^2*z^2 + 12*y^3*z^2 + 6*z^3 - 24*y*z^3 + 6*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 1, 0, z])/ (2*y^2*(-1 + y + z)^2) + (z*(-2 + 10*y - 12*y^2 + 4*y^3 + 4*z - 11*y*z - y^2*z - 2*z^2 + y*z^2)*G[1, 1 - y, 0, z])/ (2*y^2*(-1 + y + z)) + (z*(-2 + 8*y - 10*y^2 + 4*y^3 + 4*z - 9*y*z - y^2*z - 2*z^2 + y*z^2)*G[1 - y, 0, 0, z])/(2*y^2*(-1 + y + z)) - ((-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)* G[1 - y, 0, 1 - y, z])/(2*y^2*z) + ((-2*y^4 - 8*y^5 + 46*y^6 - 60*y^7 + 24*y^8 + 22*y^3*z - 108*y^4*z + 240*y^5*z - 254*y^6*z + 100*y^7*z + 19*y^2*z^2 - 170*y^3*z^2 + 418*y^4*z^2 - 440*y^5*z^2 + 179*y^6*z^2 + 13*y*z^3 - 127*y^2*z^3 + 357*y^3*z^3 - 403*y^4*z^3 + 178*y^5*z^3 + 2*z^4 - 45*y*z^4 + 166*y^2*z^4 - 205*y^3*z^4 + 100*y^4*z^4 - 4*z^5 + 35*y*z^5 - 51*y^2*z^5 + 26*y^3*z^5 + 2*z^6 - 3*y*z^6 + y^2*z^6)* G[1 - y, 1, 0, z])/(2*(-1 + y)*y^2*(-1 + y + z)*(y + z)^3) - ((-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)* G[1 - y, 1 - y, 0, z])/(2*y^2*z) - ((-6*y^2 + 12*y^3 - 6*y^4 + 15*z - 31*y*z + 37*y^2*z - 39*y^3*z + 18*y^4*z - 53*z^2 + 87*y*z^2 - 49*y^2*z^2 + 5*y^3*z^2 + 4*y^4*z^2 + 69*z^3 - 83*y*z^3 + 26*y^2*z^3 + 6*y^3*z^3 - 39*z^4 + 29*y*z^4 - 8*y^2*z^4 + 8*z^5 - 2*y*z^5)*G[1 - y, -y, 1 - y, z])/ (2*(-1 + y)*y*(-1 + z)^3*z) - ((-1 + y + z)*(-6*y^2 + 6*y^3 + 5*y*z + 3*y^2*z - 2*z^2 + y*z^2)*G[-y, 0, 1 - y, z])/(2*y^2*z) - ((-1 + y + z)*(-6*y^2 + 6*y^3 + 5*y*z + 3*y^2*z - 2*z^2 + y*z^2)* G[-y, 1 - y, 0, z])/(2*y^2*z) - ((-1 + y + z)*(-y^3 + y^4 + 2*y^2*z - 3*y^3*z - 15*y*z^2 + 3*y^2*z^2 + 2*z^3 - y*z^3)*G[-y, 1 - y, 1 - y, z])/(2*y^2*z^2) - ((y^3 - 2*y^4 + y^5 - 6*y^2*z + 8*y^3*z - 2*y^4*z + 17*y*z^2 - 16*y^2*z^2 - 2*z^3 - 12*y*z^3 + 2*y^2*z^3 + 2*z^4 - y*z^4)* G[-y, -y, 1 - y, z])/(2*y^2*z^2) - (3*y*(-1 + y - z)*G[0, 0, 0, 1, y])/(-1 + y + z) + (3*(y^3 - 2*y^4 + y^5 - 2*z + 6*y*z - 6*y^2*z + 2*y^3*z + 6*z^2 - 13*y*z^2 + 8*y^2*z^2 - y^3*z^2 - 6*z^3 + 8*y*z^3 - 2*y^2*z^3 + 2*z^4 - y*z^4)*G[0, 0, 1, 0, y])/(y^2*(-1 + y + z)^2) - (3*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)*G[0, 0, 1, 0, z])/ (y^2*(-1 + y + z)^2) + (3*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)* G[0, 0, -y, 1 - y, z])/(y^2*(-1 + y + z)) + (3*y*(-1 + y - z)*G[0, 1, 0, 1, y])/(-1 + y + z) - (3*(y^3 - 2*y^4 + y^5 + 2*z - 6*y*z + 6*y^2*z - 2*y^3*z - 6*z^2 + 13*y*z^2 - 8*y^2*z^2 + y^3*z^2 + 6*z^3 - 8*y*z^3 + 2*y^2*z^3 - 2*z^4 + y*z^4)*G[0, 1, 1, 0, y])/(y^2*(-1 + y + z)^2) + (3*(-1 + z)*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 4*z - 7*y*z + 2*y^2*z - 2*z^2 + y*z^2)*G[0, 1 - y, 1, 0, z])/(y^2*(-1 + y + z)^2) - (3*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[0, 1 - y, -y, 1 - y, z])/ (y^2*(-1 + y + z)) - (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)* G[0, -y, 1 - y, 1 - y, z])/y^2 - (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[0, -y, -y, 1 - y, z])/y^2 + (3*(y - 4*y^2 + 6*y^3 - 4*y^4 + y^5 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 7*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 0, 0, 1, y])/ (y^2*(-1 + y + z)^2) - (3*y*z^2*G[1, 0, 0, 1 - y, z])/ (-1 + y + z)^2 - (3*(-1 + y)*(-1 + y + 2*z)*G[1, 0, 1, 0, y])/y + (3*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)*G[1, 0, 1, 0, z])/ (y^2*(-1 + y + z)^2) - (3*y*z^2*G[1, 0, 1 - y, 0, z])/ (-1 + y + z)^2 + (3*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)* G[1, 0, -y, 1 - y, z])/(y^2*(-1 + y + z)) + (3*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)*G[1, 1, 0, 0, z])/ (y^2*(-1 + y + z)^2) - (3*(y - 4*y^2 + 6*y^3 - 4*y^4 + y^5 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 5*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 1, 0, 1, y])/(y^2*(-1 + y + z)^2) - (3*y*z^2*G[1, 1, 0, 1 - y, z])/(-1 + y + z)^2 + (3*(-1 + y)*(-1 + y + 2*z)*G[1, 1, 1, 0, y])/y + (3*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)*G[1, 1, 1, 0, z])/ (y^2*(-1 + y + z)^2) - (3*y*z^2*G[1, 1, 1 - y, 0, z])/ (-1 + y + z)^2 - (3*y*z^2*G[1, 1 - y, 0, 0, z])/(-1 + y + z)^2 + (3*z*(2 - 2*y - 2*z + y*z)*G[1, 1 - y, 1, 0, z])/y^2 + (3*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[1, 1 - y, -y, 1 - y, z])/ (y^2*(-1 + y + z)) + (3*(-2*y^3 + 2*y^4 + y^3*z + 2*z^2 - 2*y*z^2 - 2*z^3 + y*z^3)*G[1 - y, 0, 1, 0, z])/(y^2*z) - (3*(-1 + y + z)*(y + z)*(-y^2 + y^3 + y*z - 2*z^2 + y*z^2)* G[1 - y, 0, -y, 1 - y, z])/(y^2*z^2) + (3*z*(2 - 2*y - 2*z + y*z)*G[1 - y, 1, 0, 0, z])/y^2 + (3*z*(2 - 2*y - 2*z + y*z)*G[1 - y, 1, 1, 0, z])/y^2 - (3*(-2*y^3 + 2*y^4 + y^3*z + 2*z^2 - 2*y*z^2 - 2*z^3 + y*z^3)* G[1 - y, 1 - y, 1, 0, z])/(y^2*z) + (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)* G[1 - y, 1 - y, -y, 1 - y, z])/(y^2*z^2) - (3*(-2*y^3 + 2*y^4 + y^3*z + 2*z^2 - 2*y*z^2 - 2*z^3 + y*z^3)* G[-y, 0, 1, 0, z])/(y^2*z) + (3*y*(-1 + y + z)^2* G[-y, 0, 1 - y, 1 - y, z])/z^2 - (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, 0, -y, 1 - y, z])/y^2 + (3*y*(-1 + y + z)^2*G[-y, 1 - y, 0, 1 - y, z])/z^2 - (3*(-2*y^3 + 2*y^4 + y^3*z + 2*z^2 - 2*y*z^2 - 2*z^3 + y*z^3)* G[-y, 1 - y, 1, 0, z])/(y^2*z) + (3*y*(-1 + y + z)^2*G[-y, 1 - y, 1 - y, 0, z])/z^2 - (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)* G[-y, 1 - y, -y, 1 - y, z])/(y^2*z^2) + (3*y*(-1 + y + z)^2*G[-y, -y, 0, 1 - y, z])/z^2 + (3*y*(-1 + y + z)^2*G[-y, -y, 1 - y, 0, z])/z^2 - (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)* G[-y, -y, 1 - y, 1 - y, z])/(y^2*z^2) - (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)* G[-y, -y, -y, 1 - y, z])/(y^2*z^2) - ((24*y^2 - 72*y^3 + 72*y^4 - 24*y^5 - 120*y^2*z + 312*y^3*z - 264*y^4*z + 72*y^5*z - 48*z^2 + 160*y*z^2 + 14*y^2*z^2 - 294*y^3*z^2 + 174*y^4*z^2 - 6*y^5*z^2 + 192*z^3 - 552*y*z^3 + 375*y^2*z^3 + 12*y^3*z^3 - 51*y^4*z^3 + 6*y^5*z^3 - 288*z^4 + 696*y*z^4 - 438*y^2*z^4 + 63*y^3*z^4 + 21*y^4*z^4 + 192*z^5 - 376*y*z^5 + 151*y^2*z^5 - 21*y^3*z^5 - 48*z^6 + 72*y*z^6 - 6*y^2*z^6)*Zeta[3])/(2*(-1 + y)*y*(-1 + z)^3*z*(-1 + y + z)) + G[0, y]*((((-4*I)/3)*Pi*(-1 + y + 2*z))/(-1 + y) - (2*(-1 + y + 2*z)*(-9*y^2 + 18*y^3 - 9*y^4 - 16*y*z + 58*y^2*z - 51*y^3*z + 9*y^4*z + 11*z^2 - 43*y^2*z^2 + 15*y^3*z^2 - 22*z^3 + 10*y*z^3 + 12*y^2*z^3 + 11*z^4 + 6*y*z^4))/(9*(-1 + y)*(-1 + z)*z* (-1 + y + z)*(y + z)) - (Pi^2*(6*y^2 - 18*y^3 + 18*y^4 - 6*y^5 - 2*y*z - 23*y^2*z + 70*y^3*z - 63*y^4*z + 18*y^5*z + 12*z^2 - 40*y*z^2 + 109*y^2*z^2 - 184*y^3*z^2 + 143*y^4*z^2 - 40*y^5*z^2 - 60*z^3 + 186*y*z^3 - 270*y^2*z^3 + 258*y^3*z^3 - 122*y^4*z^3 + 12*y^5*z^3 + 120*z^4 - 304*y*z^4 + 296*y^2*z^4 - 154*y^3*z^4 + 24*y^4*z^4 - 120*z^5 + 226*y*z^5 - 139*y^2*z^5 + 28*y^3*z^5 + 60*z^6 - 72*y*z^6 + 21*y^2*z^6 - 12*z^7 + 6*y*z^7))/ (12*y*(-1 + z)^3*z*(-1 + y + z)^2) + (((-2*I)*Pi*z)/(-1 + y + z) - (-3*y^2 + 12*y^3 - 15*y^4 + 6*y^5 + 11*y*z - 20*y^2*z - 3*y^3*z + 12*y^4*z - 2*z^2 - 42*y*z^2 + 51*y^2*z^2 + 4*y^3*z^2 - 10*z^3 + 51*y*z^3 - 4*y^2*z^3 + 12*z^4 - 2*y*z^4)/(2*(-1 + y + z)^2* (y + z)^2))*G[0, z] - (Pi^2*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[1, z])/(2*y^2*(-1 + y + z)^2) + (((2*I)*Pi*(-1 + y + z))/z + (4*y - 8*y^2 + 4*y^3 - 14*z + 8*y*z + 14*y^2*z - 8*y^3*z + 40*z^2 - 15*y*z^2 - 18*y^2*z^2 + 4*y^3*z^2 - 38*z^3 + 5*y*z^3 - 4*y^2*z^3 + 12*z^4 - 2*y*z^4)/ (2*(-1 + z)^2*z^2) + (Pi^2*(y^3 - 2*y^4 + y^5 + y*z^2 - 2*y^2*z^2 + y^3*z^2 + 2*z^3 - 4*y*z^3 + 2*y^2*z^3 - 2*z^4 + y*z^4))/(2*y^2*z^2))*G[1 - y, z] + (z*(-12 + 26*y - 18*y^2 + 4*y^3 + 24*z - 32*y*z + 9*y^2*z - 12*z^2 + 6*y*z^2)*G[0, 0, z])/(2*y*(-1 + y + z)^2) - ((6*y - 18*y^2 + 18*y^3 - 6*y^4 + 12*z - 58*y*z + 91*y^2*z - 63*y^3*z + 18*y^4*z - 72*z^2 + 210*y*z^2 - 218*y^2*z^2 + 121*y^3*z^2 - 40*y^4*z^2 + 168*z^3 - 354*y*z^3 + 265*y^2*z^3 - 94*y^3*z^3 + 12*y^4*z^3 - 192*z^4 + 292*y*z^4 - 150*y^2*z^4 + 18*y^3*z^4 + 108*z^5 - 108*y*z^5 + 30*y^2*z^5 - 24*z^6 + 12*y*z^6)*G[0, 1 - y, z])/(2*y*(-1 + z)^3*z*(-1 + y + z)) + (z*(-12 + 30*y - 22*y^2 + 4*y^3 + 24*z - 36*y*z + 9*y^2*z - 12*z^2 + 6*y*z^2)*G[1, 0, z])/(2*y*(-1 + y + z)^2) + ((-6*y^4 + 24*y^5 - 30*y^6 + 12*y^7 - 15*y^3*z + 67*y^4*z - 94*y^5*z + 42*y^6*z + 17*y^2*z^2 - 4*y^3*z^2 - 62*y^4*z^2 + 48*y^5*z^2 + 22*y*z^3 - 123*y^2*z^3 + 98*y^3*z^3 + 12*z^4 - 112*y*z^4 + 180*y^2*z^4 - 48*y^3*z^4 - 36*z^5 + 108*y*z^5 - 42*y^2*z^5 + 24*z^6 - 12*y*z^6)*G[1 - y, 0, z])/ (2*y*z*(-1 + y + z)*(y + z)^3) + ((-1 + y + z)*(-y^2 + y^3 - 4*y*z + 3*y^2*z - 12*z^2 + 6*y*z^2)* G[1 - y, 1 - y, z])/(2*y*z^2) + ((-1 + y + z)*(-y^2 + y^3 + 3*y^2*z - 12*z^2 + 6*y*z^2)* G[-y, 1 - y, z])/(2*y*z^2) - (3*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[0, 0, 1 - y, z])/(y^2*(-1 + y + z)^2) - (3*z*(2 - 2*y - 2*z + y*z)*G[0, 1 - y, 0, z])/y^2 + (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[0, 1 - y, 1 - y, z])/y^2 + (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[0, -y, 1 - y, z])/y^2 + (3*z*(2 - 2*y - 2*z + y*z)*G[1, 0, 0, z])/y^2 - (3*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 0, 1 - y, z])/ (y^2*(-1 + y + z)^2) + (3*z*(2 - 2*y - 2*z + y*z)*G[1, 1, 0, z])/ y^2 - (3*z*(2 - 2*y - 2*z + y*z)*G[1, 1 - y, 0, z])/y^2 - (3*z*(2 - 2*y - 2*z + y*z)*G[1 - y, 0, 0, z])/y^2 + (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[1 - y, 0, 1 - y, z])/y^2 - (3*z*(2 - 2*y - 2*z + y*z)*G[1 - y, 1, 0, z])/y^2 - (3*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[1 - y, 1 - y, 0, z])/(y^2*z^2) + (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, 0, 1 - y, z])/y^2 - (3*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[-y, 1 - y, 0, z])/(y^2*z^2) - (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, 1 - y, 1 - y, z])/y^2 - (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, -y, 1 - y, z])/y^2 + (9*(-1 + y)^2*y*Zeta[3])/(-1 + y + z)^2) + G[0, z]*((((-4*I)/3)*Pi*z*(-3 + y + 3*z))/(-1 + z)^2 + (Pi^2*(6*y^2 - 24*y^3 + 36*y^4 - 24*y^5 + 6*y^6 - 21*y^2*z + 63*y^3*z - 63*y^4*z + 21*y^5*z + 12*z^2 - 38*y*z^2 + 68*y^2*z^2 - 70*y^3*z^2 + 28*y^4*z^2 - 24*z^3 + 56*y*z^3 - 56*y^2*z^3 + 24*y^3*z^3 + 12*z^4 - 18*y*z^4 + 12*y^2*z^4))/ (12*(-1 + y)*y*z*(-1 + y + z)^2) - (2*z*(27*y + 18*y^2 - 56*y^3 + 11*y^4 + 9*z - 63*y*z - 56*y^2*z + 34*y^3*z + 6*y^4*z - 45*z^2 + 99*y*z^2 - 31*y^2*z^2 + 39*y^3*z^2 + 81*z^3 - 117*y*z^3 + 69*y^2*z^3 - 63*z^4 + 54*y*z^4 + 18*z^5))/(9*y*(-1 + z)^2*(-1 + y + z)*(y + z)) + (((-1 + y + 2*z)*(-3*y + 6*y^2 - 4*z + 4*y*z + 4*z^2))/(2*y^2) - (Pi^2*(-1 + z)*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 4*z - 7*y*z + 2*y^2*z - 2*z^2 + y*z^2))/(2*y^2*(-1 + y + z)^2))*G[1, y] - ((-6*y + 18*y^2 - 18*y^3 + 6*y^4 + 9*y*z - 18*y^2*z + 9*y^3*z + 6*z^2 - 10*y*z^2 + 4*y^2*z^2 - 6*z^3)*G[0, 0, y])/ (2*z*(-1 + y + z)^2) + ((-6*y^3 + 18*y^4 - 18*y^5 + 6*y^6 + 15*y^3*z - 30*y^4*z + 15*y^5*z - 2*z^2 + 12*y*z^2 - 22*y^2*z^2 + 7*y^3*z^2 + 5*y^4*z^2 + 4*z^3 - 15*y*z^3 + 10*y^2*z^3 + 7*y^3*z^3 - 2*z^4 + 3*y*z^4 - y^2*z^4)*G[0, 1, y])/ (2*(-1 + y)*y^2*z*(-1 + y + z)) + ((6*y^4 - 24*y^5 + 36*y^6 - 24*y^7 + 6*y^8 + 15*y^3*z - 72*y^4*z + 126*y^5*z - 96*y^6*z + 27*y^7*z - 17*y^2*z^2 + 18*y^3*z^2 + 58*y^4*z^2 - 100*y^5*z^2 + 41*y^6*z^2 - 22*y*z^3 + 162*y^2*z^3 - 252*y^3*z^3 + 108*y^4*z^3 + 3*y^5*z^3 - 12*z^4 + 144*y*z^4 - 414*y^2*z^4 + 348*y^3*z^4 - 69*y^4*z^4 + 48*z^5 - 254*y*z^5 + 332*y^2*z^5 - 94*y^3*z^5 - 60*z^6 + 144*y*z^6 - 54*y^2*z^6 + 24*z^7 - 12*y*z^7)*G[1, 0, y])/(2*y*z*(-1 + y + z)^2*(y + z)^3) - ((-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)* G[1, 1, y])/(2*y^2*z) - (3*y*z^2*G[0, 0, 1, y])/(-1 + y + z)^2 + (3*z*(2 - 2*y - 2*z + y*z)*G[0, 1, 0, y])/y^2 - (3*y*z^2*G[1, 0, 1, y])/(-1 + y + z)^2 + (3*z*(2 - 2*y - 2*z + y*z)*G[1, 1, 0, y])/y^2 - (9*y*z^2*Zeta[3])/(-1 + y + z)^2) + G[1 - y, z]* ((((4*I)/3)*Pi*(-1 + y + z)*(2*y + 3*z))/(y + z)^2 + (2*(-1 + y + z)*(9*y^3 - 9*y^4 - 28*y^2*z - 51*y^3*z + 9*y^4*z - 45*y*z^2 - 41*y^2*z^2 + 24*y^3*z^2 + 9*z^3 - 9*y*z^3 + 33*y^2*z^3 - 27*z^4 + 36*y*z^4 + 18*z^5))/(9*y*(-1 + z)*z* (y + z)^2) + (Pi^2*(-y^6 + 4*y^7 - 6*y^8 + 4*y^9 - y^10 - 7*y^5*z + 32*y^6*z - 57*y^7*z + 49*y^8*z - 20*y^9*z + 3*y^10*z - 14*y^4*z^2 + 80*y^5*z^2 - 179*y^6*z^2 + 204*y^7*z^2 - 124*y^8*z^2 + 36*y^9*z^2 - 3*y^10*z^2 + 18*y^3*z^3 + 2*y^4*z^3 - 184*y^5*z^3 + 383*y^6*z^3 - 370*y^7*z^3 + 200*y^8*z^3 - 50*y^9*z^3 + y^10*z^3 + 24*y^2*z^4 - 192*y^3*z^4 + 264*y^4*z^4 + 112*y^5*z^4 - 513*y^6*z^4 + 488*y^7*z^4 - 191*y^8*z^4 + 14*y^9*z^4 + 16*y*z^5 - 192*y^2*z^5 + 684*y^3*z^5 - 740*y^4*z^5 + 4*y^5*z^5 + 499*y^6*z^5 - 311*y^7*z^5 + 40*y^8*z^5 + 2*z^6 - 92*y*z^6 + 555*y^2*z^6 - 1160*y^3*z^6 + 872*y^4*z^6 - 48*y^5*z^6 - 189*y^6*z^6 + 42*y^7*z^6 - 10*z^7 + 211*y*z^7 - 788*y^2*z^7 + 1063*y^3*z^7 - 577*y^4*z^7 + 101*y^5*z^7 + 20*z^8 - 244*y*z^8 + 595*y^2*z^8 - 544*y^3*z^8 + 233*y^4*z^8 - 42*y^5*z^8 - 20*z^9 + 146*y*z^9 - 231*y^2*z^9 + 145*y^3*z^9 - 40*y^4*z^9 + 10*z^10 - 40*y*z^10 + 38*y^2*z^10 - 14*y^3*z^10 - 2*z^11 + 3*y*z^11 - y^2*z^11))/(12*(-1 + y)*y^2*(-1 + z)^3*z^2* (-1 + y + z)*(y + z)^3) - ((-y + 3*y^2 - 3*y^3 + y^4 + 6*z - 13*y*z + 8*y^2*z - y^3*z - 12*z^2 + 8*y*z^2 + 4*y^2*z^2 + 6*z^3)* G[0, 0, y])/(2*z^2*(-1 + y + z)) + ((y^2 - 3*y^3 + 3*y^4 - y^5 + 4*y*z - 9*y^2*z + 9*y^3*z - 7*y^4*z + 3*y^5*z - 3*z^2 - 15*y*z^2 + 33*y^2*z^2 - 15*y^3*z^2 + 3*y^4*z^2 - 3*y^5*z^2 + 5*z^3 + 45*y*z^3 - 87*y^2*z^3 + 61*y^3*z^3 - 19*y^4*z^3 + y^5*z^3 + 3*z^4 - 77*y*z^4 + 97*y^2*z^4 - 45*y^3*z^4 + 4*y^4*z^4 - 9*z^5 + 59*y*z^5 - 41*y^2*z^5 + 9*y^3*z^5 + 4*z^6 - 16*y*z^6 + 6*y^2*z^6)* G[0, 1, y])/(2*(-1 + y)*y*(-1 + z)^3*z^2) - ((6*y^4 - 24*y^5 + 30*y^6 - 12*y^7 + 15*y^3*z - 85*y^4*z + 166*y^5*z - 132*y^6*z + 36*y^7*z - 17*y^2*z^2 - 53*y^3*z^2 + 313*y^4*z^2 - 440*y^5*z^2 + 256*y^6*z^2 - 58*y^7*z^2 - 22*y*z^3 + 138*y^2*z^3 + 79*y^3*z^3 - 609*y^4*z^3 + 661*y^5*z^3 - 271*y^6*z^3 + 18*y^7*z^3 - 12*z^4 + 142*y*z^4 - 360*y^2*z^4 - 153*y^3*z^4 + 760*y^4*z^4 - 519*y^5*z^4 + 69*y^6*z^4 + 60*z^5 - 334*y*z^5 + 408*y^2*z^5 + 261*y^3*z^5 - 485*y^4*z^5 + 108*y^5*z^5 - 120*z^6 + 376*y*z^6 - 212*y^2*z^6 - 173*y^3*z^6 + 84*y^4*z^6 + 120*z^7 - 214*y*z^7 + 52*y^2*z^7 + 24*y^3*z^7 - 60*z^8 + 58*y*z^8 - 9*y^2*z^8 + 12*z^9 - 6*y*z^9)*G[1, 0, y])/ (2*y*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3) + (3*(-1 + y + z)*(y + z)*(-y^2 + y^3 + y*z - 2*z^2 + y*z^2)* G[0, 0, 1, y])/(y^2*z^2) - (3*(-1 + y)*(-y^2 + y^3 - z^2 + y*z^2 + 2*z^3)*G[0, 1, 0, y])/(y*z^2) - (3*(-1 + y)^2*y*G[1, 0, 0, y])/ z^2 + (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[1, 0, 1, y])/(y^2*z^2) + (3*(-1 + y)*(-1 + y + 2*z)*G[1, 1, 0, y])/y + (3*(4*y^3 - 8*y^4 + 4*y^5 - 6*y^3*z + 6*y^4*z - 3*y*z^2 + 6*y^2*z^2 - 8*z^3 + 14*y*z^3 - 6*y^2*z^3 + 8*z^4 - 4*y*z^4)* Zeta[3])/(y^2*z^2)) + G[1, y]* ((((4*I)/3)*Pi*(-1 + y + z)*(2*y + 3*z))/(y + z)^2 + (2*(-1 + y + z)*(9*y^3 - 9*y^4 - 28*y^2*z - 51*y^3*z + 9*y^4*z - 45*y*z^2 - 41*y^2*z^2 + 24*y^3*z^2 + 9*z^3 - 9*y*z^3 + 33*y^2*z^3 - 27*z^4 + 36*y*z^4 + 18*z^5))/(9*y*(-1 + z)*z* (y + z)^2) + (Pi^2*(6*y^5 - 24*y^6 + 36*y^7 - 24*y^8 + 6*y^9 + 17*y^4*z - 95*y^5*z + 189*y^6*z - 167*y^7*z + 62*y^8*z - 6*y^9*z - 13*y^3*z^2 - 26*y^4*z^2 + 230*y^5*z^2 - 378*y^6*z^2 + 257*y^7*z^2 - 114*y^8*z^2 + 66*y^9*z^2 - 22*y^10*z^2 - 22*y^2*z^3 + 199*y^3*z^3 - 370*y^4*z^3 + 132*y^5*z^3 + 223*y^6*z^3 - 348*y^7*z^3 + 299*y^8*z^3 - 119*y^9*z^3 + 6*y^10*z^3 - 16*y*z^4 + 220*y^2*z^4 - 975*y^3*z^4 + 1592*y^4*z^4 - 1019*y^5*z^4 - 24*y^6*z^4 + 449*y^7*z^4 - 242*y^8*z^4 + 21*y^9*z^4 - 2*z^5 + 110*y*z^5 - 811*y^2*z^5 + 2280*y^3*z^5 - 2765*y^4*z^5 + 1400*y^5*z^5 - 60*y^6*z^5 - 171*y^7*z^5 + 19*y^8*z^5 + 12*z^6 - 313*y*z^6 + 1522*y^2*z^6 - 2937*y^3*z^6 + 2584*y^4*z^6 - 1030*y^5*z^6 + 168*y^6*z^6 - 24*y^7*z^6 - 30*z^7 + 475*y*z^7 - 1609*y^2*z^7 + 2184*y^3*z^7 - 1408*y^4*z^7 + 466*y^5*z^7 - 78*y^6*z^7 + 40*z^8 - 410*y*z^8 + 968*y^2*z^8 - 920*y^3*z^8 + 430*y^4*z^8 - 90*y^5*z^8 - 30*z^9 + 196*y*z^9 - 309*y^2*z^9 + 197*y^3*z^9 - 54*y^4*z^9 + 12*z^10 - 45*y*z^10 + 42*y^2*z^10 - 15*y^3*z^10 - 2*z^11 + 3*y*z^11 - y^2*z^11))/(12*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2* (y + z)^3) + (Pi^2*(-1 + 3*y - 2*y^2 + 3*z - 6*y*z + 4*y^2*z - 2*z^2 + 2*y*z^2)*G[1, z])/(2*y*(-1 + y + z)) + (((-1 + y + z)*(-7*y^3 + 7*y^4 - 4*y^2*z + 7*y^3*z + 13*y*z^2 - 7*y^2*z^2 + 14*z^3 - 7*y*z^3))/(2*y*z*(y + z)^2) + (Pi^2*(y^2 - 2*y^3 + y^4 - 2*y^2*z + 2*y^3*z - z^2 + 2*y*z^2 + 2*z^3 - 2*y*z^3))/(2*y*z^2))*G[1 - y, z] + (((-2*I)*Pi*(-1 + y + z))/z - (Pi^2*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4))/(2*y^2*z^2) - (4*y^3 - 8*y^4 + 4*y^5 - 14*y^2*z + y^3*z + 21*y^4*z - 8*y^5*z + 3*y*z^2 + 51*y^2*z^2 - y^3*z^2 - 32*y^4*z^2 + 4*y^5*z^2 + 4*z^3 - 6*y*z^3 - 44*y^2*z^3 - 24*y^3*z^3 + 3*y^4*z^3 - 20*z^4 + 15*y*z^4 - 2*y^2*z^4 + 4*y^3*z^4 + 36*z^5 - 24*y*z^5 + 9*y^2*z^5 - 28*z^6 + 12*y*z^6 + 8*z^7)/(2*y^2*(-1 + z)^2*z^2))* G[-y, z] + (z*(-2 + 8*y - 10*y^2 + 4*y^3 + 4*z - 9*y*z - y^2*z - 2*z^2 + y*z^2)*G[0, 0, z])/(2*y^2*(-1 + y + z)) - ((-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)* G[0, 1 - y, z])/(2*y^2*z) + ((6*y^2 - 24*y^3 + 30*y^4 - 12*y^5 + 12*y*z - 52*y^2*z + 106*y^3*z - 102*y^4*z + 36*y^5*z - 2*z^2 - 50*y*z^2 + 158*y^2*z^2 - 220*y^3*z^2 + 166*y^4*z^2 - 58*y^5*z^2 + 8*z^3 + 75*y*z^3 - 213*y^2*z^3 + 223*y^3*z^3 - 93*y^4*z^3 + 18*y^5*z^3 - 12*z^4 - 45*y*z^4 + 129*y^2*z^4 - 105*y^3*z^4 + 15*y^4*z^4 + 8*z^5 + 5*y*z^5 - 27*y^2*z^5 + 20*y^3*z^5 - 2*z^6 + 3*y*z^6 - y^2*z^6)*G[0, -y, z])/(2*(-1 + y)*y^2*(-1 + z)^3*z) + (z*(-2 + 10*y - 12*y^2 + 4*y^3 + 4*z - 11*y*z - y^2*z - 2*z^2 + y*z^2)*G[1, 0, z])/(2*y^2*(-1 + y + z)) - ((-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)* G[1 - y, 0, z])/(2*y^2*z) - ((-6*y^2 + 12*y^3 - 6*y^4 + 15*z - 31*y*z + 37*y^2*z - 39*y^3*z + 18*y^4*z - 53*z^2 + 87*y*z^2 - 49*y^2*z^2 + 5*y^3*z^2 + 4*y^4*z^2 + 69*z^3 - 83*y*z^3 + 26*y^2*z^3 + 6*y^3*z^3 - 39*z^4 + 29*y*z^4 - 8*y^2*z^4 + 8*z^5 - 2*y*z^5)*G[1 - y, -y, z])/(2*(-1 + y)*y*(-1 + z)^3*z) - ((-1 + y + z)*(-6*y^2 + 6*y^3 + 5*y*z + 3*y^2*z - 2*z^2 + y*z^2)* G[-y, 0, z])/(2*y^2*z) - ((-1 + y + z)*(-y^3 + y^4 + 2*y^2*z - 3*y^3*z - 15*y*z^2 + 3*y^2*z^2 + 2*z^3 - y*z^3)*G[-y, 1 - y, z])/ (2*y^2*z^2) - ((y^3 - 2*y^4 + y^5 - 6*y^2*z + 8*y^3*z - 2*y^4*z + 17*y*z^2 - 16*y^2*z^2 - 2*z^3 - 12*y*z^3 + 2*y^2*z^3 + 2*z^4 - y*z^4)*G[-y, -y, z])/(2*y^2*z^2) + (3*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[0, 0, -y, z])/ (y^2*(-1 + y + z)) - (3*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)* G[0, 1 - y, -y, z])/(y^2*(-1 + y + z)) - (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[0, -y, 1 - y, z])/y^2 - (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[0, -y, -y, z])/y^2 - (3*y*z^2*G[1, 0, 0, z])/(-1 + y + z)^2 + (3*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[1, 0, -y, z])/ (y^2*(-1 + y + z)) - (3*y*z^2*G[1, 1, 0, z])/(-1 + y + z)^2 + (3*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[1, 1 - y, -y, z])/ (y^2*(-1 + y + z)) - (3*(-1 + y + z)*(y + z)*(-y^2 + y^3 + y*z - 2*z^2 + y*z^2)*G[1 - y, 0, -y, z])/(y^2*z^2) + (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[1 - y, 1 - y, -y, z])/(y^2*z^2) + (3*y*(-1 + y + z)^2*G[-y, 0, 1 - y, z])/z^2 - (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, 0, -y, z])/y^2 + (3*y*(-1 + y + z)^2*G[-y, 1 - y, 0, z])/z^2 - (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[-y, 1 - y, -y, z])/(y^2*z^2) + (3*y*(-1 + y + z)^2*G[-y, -y, 0, z])/z^2 - (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[-y, -y, 1 - y, z])/(y^2*z^2) - (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[-y, -y, -y, z])/(y^2*z^2) - (3*(3*y - 12*y^2 + 18*y^3 - 12*y^4 + 3*y^5 + 8*z - 36*y*z + 60*y^2*z - 44*y^3*z + 12*y^4*z - 24*z^2 + 67*y*z^2 - 62*y^2*z^2 + 16*y^3*z^2 + 24*z^3 - 38*y*z^3 + 14*y^2*z^3 - 8*z^4 + 4*y*z^4)* Zeta[3])/(y^2*(-1 + y + z)^2)) + G[1, z]*((Pi^2*(-2*y + 8*y^2 - 10*y^3 + 4*y^4 + 2*z - 18*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 6*z^2 + 43*y*z^2 - 50*y^2*z^2 + 12*y^3*z^2 + 6*z^3 - 24*y*z^3 + 6*y^2*z^3 - 2*z^4 + y*z^4))/ (12*y^2*(-1 + y + z)^2) - (3*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)* G[0, 0, 1, y])/(y^2*(-1 + y + z)) + (3*(-1 + y)*(-1 + 3*y - 2*y^2 + 4*z - 8*y*z + 4*y^2*z - 5*z^2 + 5*y*z^2 + 2*z^3)*G[0, 1, 0, y])/(y*(-1 + y + z)^2) + (3*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[1, 0, 1, y])/ (y^2*(-1 + y + z)) - (3*(-1 + y)*(-1 + 3*y - 2*y^2 + 4*z - 8*y*z + 4*y^2*z - 5*z^2 + 5*y*z^2 + 2*z^3)*G[1, 1, 0, y])/ (y*(-1 + y + z)^2) + (3*(3*y - 12*y^2 + 15*y^3 - 6*y^4 + 8*z - 36*y*z + 60*y^2*z - 44*y^3*z + 12*y^4*z - 24*z^2 + 67*y*z^2 - 62*y^2*z^2 + 19*y^3*z^2 + 24*z^3 - 38*y*z^3 + 14*y^2*z^3 - 8*z^4 + 4*y*z^4)*Zeta[3])/(y^2*(-1 + y + z)^2)))) + eps^2*(Nf*((-494*z*(-1 + y + z)*(-1 + y + 2*z))/(27*(-1 + z)*(y + z)) - (((80*I)/9)*Pi*z*(-1 + y + z)*(-1 + y + 2*z))/((-1 + z)*(y + z)) + (13*Pi^2*z*(-1 + y + z)*(-1 + y + 2*z))/(9*(-1 + z)*(y + z)) + ((-13*Pi^2*(-1 + y + 2*z))/(9*(-1 + y)) + (((8*I)/9)*Pi*(7 + 3*y)*(-1 + y + 2*z))/(-1 + y) + (2*(127 + 120*y)*(-1 + y + 2*z))/(27*(-1 + y)))*G[0, y] + ((-13*Pi^2*y*z)/(9*(-1 + z)^2) + (((8*I)/9)*Pi*y*z*(7 + 3*z))/ (-1 + z)^2 + (2*y*z*(127 + 120*z))/(27*(-1 + z)^2))*G[0, z] + (((-4*I)*Pi*(-1 + y + 2*z))/(-1 + y) - (8*(4 + y)*(-1 + y + 2*z))/ (3*(-1 + y)))*G[0, 0, y] + (((-4*I)*Pi*y*z)/(-1 + z)^2 - (8*y*z*(4 + z))/(3*(-1 + z)^2))*G[0, 0, z] + (((-4*I)*Pi*y*(-1 + y + z))/(y + z)^2 + (8*y*(-5 + y + z)*(-1 + y + z))/(3*(y + z)^2))*G[1, 1, y] + G[1 - y, z]*((-13*Pi^2*y*(-1 + y + z))/(9*(y + z)^2) - (((8*I)/9)*Pi*y*(-1 + y + z)*(-10 + 3*y + 3*z))/(y + z)^2 - (2*y*(-1 + y + z)*(-247 + 120*y + 120*z))/(27*(y + z)^2) + (14*y*(-1 + y + z)*G[1, 1, y])/(3*(y + z)^2)) + (((-4*I)*Pi*y*(-1 + y + z))/(y + z)^2 + (8*y*(-5 + y + z)*(-1 + y + z))/(3*(y + z)^2))*G[1 - y, 1 - y, z] + G[1, y]*((-13*Pi^2*y*(-1 + y + z))/(9*(y + z)^2) - (((8*I)/9)*Pi*y*(-1 + y + z)*(-10 + 3*y + 3*z))/(y + z)^2 - (2*y*(-1 + y + z)*(-247 + 120*y + 120*z))/(27*(y + z)^2) + (((-4*I)*Pi*y*(-1 + y + z))/(y + z)^2 + (8*y*(-5 + y + z)*(-1 + y + z))/(3*(y + z)^2))*G[1 - y, z] + (14*y*(-1 + y + z)*G[1 - y, 1 - y, z])/(3*(y + z)^2)) + (14*(-1 + y + 2*z)*G[0, 0, 0, y])/(3*(-1 + y)) + (14*y*z*G[0, 0, 0, z])/(3*(-1 + z)^2) + (14*y*(-1 + y + z)*G[1, 1, 1, y])/(3*(y + z)^2) + (14*y*(-1 + y + z)*G[1 - y, 1 - y, 1 - y, z])/(3*(y + z)^2)) + ((-15*(-1 + y + 2*z))/2 - (2*I)*Pi*(-1 + y + 2*z) - (Pi^4*(-161 + 971*y - 1645*y^2 + 1141*y^3 - 306*y^4 + 576*z - 3229*y*z + 4093*y^2*z - 1638*y^3*z + 102*y^4*z - 694*z^2 + 3747*y*z^2 - 3231*y^2*z^2 + 567*y^3*z^2 + 236*z^3 - 1649*y*z^3 + 811*y^2*z^3 - 70*y^3*z^3 + 111*z^4 + 118*y*z^4 - 28*y^2*z^4 - 68*z^5 + 42*y*z^5))/(360*(-1 + z)^3*(-1 + y + z)^2) + (Pi^2*(-9*y^4 + 27*y^5 - 27*y^6 + 9*y^7 + 16*y^3*z - 16*y^4*z - 34*y^5*z + 52*y^6*z - 18*y^7*z + 95*y^2*z^2 - 306*y^3*z^2 + 261*y^4*z^2 + 28*y^5*z^2 - 87*y^6*z^2 + 9*y^7*z^2 + 61*y*z^3 - 532*y^2*z^3 + 879*y^3*z^3 - 350*y^4*z^3 - 109*y^5*z^3 + 34*y^6*z^3 + 19*z^4 - 289*y*z^4 + 1037*y^2*z^4 - 915*y^3*z^4 + 124*y^4*z^4 + 32*y^5*z^4 - 76*z^5 + 512*y*z^5 - 916*y^2*z^5 + 418*y^3*z^5 - 38*y^4*z^5 + 114*z^6 - 412*y*z^6 + 374*y^2*z^6 - 92*y^3*z^6 - 76*z^7 + 139*y*z^7 - 58*y^2*z^7 + 19*z^8 - 11*y*z^8))/ (6*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + ((I/3)*Pi^3*(-y^4 + 3*y^5 - 3*y^6 + y^7 + 3*y^3*z - 6*y^4*z + y^5*z + 4*y^6*z - 2*y^7*z + 13*y^2*z^2 - 44*y^3*z^2 + 45*y^4*z^2 - 6*y^5*z^2 - 9*y^6*z^2 + y^7*z^2 + 7*y*z^3 - 66*y^2*z^3 + 113*y^3*z^3 - 52*y^4*z^3 - 11*y^5*z^3 + 4*y^6*z^3 + 2*z^4 - 31*y*z^4 + 116*y^2*z^4 - 103*y^3*z^4 + 12*y^4*z^4 + 5*y^5*z^4 - 8*z^5 + 52*y*z^5 - 92*y^2*z^5 + 40*y^3*z^5 - 2*y^4*z^5 + 12*z^6 - 40*y*z^6 + 35*y^2*z^6 - 9*y^3*z^6 - 8*z^7 + 13*y*z^7 - 6*y^2*z^7 + 2*z^8 - y*z^8))/(y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (Pi^2*(y^4 - 4*y^5 + 5*y^6 - 2*y^7 + 7*y^3*z - 31*y^4*z + 46*y^5*z - 28*y^6*z + 6*y^7*z + 23*y^2*z^2 - 96*y^3*z^2 + 152*y^4*z^2 - 107*y^5*z^2 + 27*y^6*z^2 + 19*y*z^3 - 127*y^2*z^3 + 248*y^3*z^3 - 199*y^4*z^3 + 54*y^5*z^3 + 6*z^4 - 76*y*z^4 + 217*y^2*z^4 - 211*y^3*z^4 + 63*y^4*z^4 - 18*z^5 + 98*y*z^5 - 131*y^2*z^5 + 45*y^3*z^5 + 18*z^6 - 44*y*z^6 + 18*y^2*z^6 - 6*z^7 + 3*y*z^7)* G[0, 1, z])/(6*y^2*(-1 + y + z)^2*(y + z)^3) + G[0, 0, z]*(((2*I)*Pi*z*(-2 + 2*y^2 + 4*z - y*z + 2*y^2*z - 2*z^2 + y*z^2))/(y*(-1 + z)*(-1 + y + z)) + (Pi^2*z*(4 - 7*y + 3*y^2 - 12*z + 8*y*z - 2*y^2*z + 12*z^2 + 2*y*z^2 + y^2*z^2 - 4*z^3 - 3*y*z^3))/(6*(-1 + z)^2* (-1 + y + z)^2) + (z*(-19*y + 33*y^2 - 14*y^3 - 23*z + 83*y*z - 78*y^2*z + 36*y^3*z + 54*z^2 - 103*y*z^2 + 67*y^2*z^2 - 39*z^3 + 39*y*z^3 + 8*z^4))/(y*(-1 + z)*(-1 + y + z)*(y + z)) - (z*(6 - 18*y + 21*y^2 - 12*y^3 + 3*y^4 - 16*z + 35*y*z - 26*y^2*z + 9*y^3*z + 14*z^2 - 19*y*z^2 + 6*y^2*z^2 - 4*z^3 + 2*y*z^3)* G[0, 1, y])/(y^2*(-1 + y + z)^2) - (z*(9*y^4 - 14*y^5 + 2*y^6 + 3*y^7 - 16*y^2*z + 57*y^3*z - 76*y^4*z + 24*y^5*z + 7*y^6*z - 12*y*z^2 + 87*y^2*z^2 - 156*y^3*z^2 + 83*y^4*z^2 - 4*y^5*z^2 - 4*z^3 + 51*y*z^3 - 152*y^2*z^3 + 129*y^3*z^3 - 28*y^4*z^3 + 12*z^4 - 70*y*z^4 + 99*y^2*z^4 - 35*y^3*z^4 - 12*z^5 + 35*y*z^5 - 19*y^2*z^5 + 4*z^6 - 4*y*z^6)*G[1, 0, y])/(y^2*(-1 + y + z)^2*(y + z)^3)) + G[0, 1 - y, z]*(((4*I)*Pi*z*(-1 + y + z)*(-1 + y + 2*z))/y^2 - ((-1 + y + 2*z)*(-y + 2*y^2 + 9*z - 9*y*z - 9*z^2))/y^2 - (Pi^2*(-y^6 + 4*y^7 - 6*y^8 + 4*y^9 - y^10 - 4*y^5*z + 21*y^6*z - 42*y^7*z + 40*y^8*z - 18*y^9*z + 3*y^10*z - 6*y^4*z^2 + 49*y^5*z^2 - 142*y^6*z^2 + 191*y^7*z^2 - 125*y^8*z^2 + 36*y^9*z^2 - 3*y^10*z^2 - 8*y^3*z^3 + 65*y^4*z^3 - 269*y^5*z^3 + 503*y^6*z^3 - 446*y^7*z^3 + 178*y^8*z^3 - 24*y^9*z^3 + y^10*z^3 + 3*y^2*z^4 + 47*y^3*z^4 - 295*y^4*z^4 + 769*y^5*z^4 - 910*y^6*z^4 + 483*y^7*z^4 - 95*y^8*z^4 + 6*y^9*z^4 - 8*y^2*z^5 - 155*y^3*z^5 + 688*y^4*z^5 - 1130*y^5*z^5 + 793*y^6*z^5 - 218*y^7*z^5 + 20*y^8*z^5 + 4*y*z^6 - 11*y^2*z^6 + 313*y^3*z^6 - 859*y^4*z^6 + 834*y^5*z^6 - 309*y^6*z^6 + 40*y^7*z^6 + 2*z^7 - 22*y*z^7 + 65*y^2*z^7 - 366*y^3*z^7 + 568*y^4*z^7 - 289*y^5*z^7 + 49*y^6*z^7 - 10*z^8 + 47*y*z^8 - 93*y^2*z^8 + 233*y^3*z^8 - 184*y^4*z^8 + 40*y^5*z^8 + 20*z^9 - 48*y*z^9 + 56*y^2*z^9 - 71*y^3*z^9 + 23*y^4*z^9 - 20*z^10 + 22*y*z^10 - 11*y^2*z^10 + 7*y^3*z^10 + 10*z^11 - 2*y*z^11 - y^2*z^11 - 2*z^12 - y*z^12))/ (6*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2*(y + z)^3) - ((-y^5 + 11*y^6 - 25*y^7 + 21*y^8 - 6*y^9 + 6*y^4*z + 25*y^5*z - 107*y^6*z + 120*y^7*z - 46*y^8*z + 2*y^9*z - 16*y^2*z^2 + 54*y^3*z^2 - 52*y^4*z^2 - 125*y^5*z^2 + 262*y^6*z^2 - 141*y^7*z^2 + 13*y^8*z^2 - 12*y*z^3 + 134*y^2*z^3 - 298*y^3*z^3 + 169*y^4*z^3 + 189*y^5*z^3 - 209*y^6*z^3 + 34*y^7*z^3 - 4*z^4 + 87*y*z^4 - 455*y^2*z^4 + 692*y^3*z^4 - 304*y^4*z^4 - 71*y^5*z^4 + 37*y^6*z^4 + 24*z^5 - 259*y*z^5 + 818*y^2*z^5 - 863*y^3*z^5 + 310*y^4*z^5 - 30*y^5*z^5 + 2*y^6*z^5 - 60*z^6 + 410*y*z^6 - 843*y^2*z^6 + 607*y^3*z^6 - 160*y^4*z^6 + 13*y^5*z^6 + 80*z^7 - 370*y*z^7 + 497*y^2*z^7 - 227*y^3*z^7 + 31*y^4*z^7 - 60*z^8 + 187*y*z^8 - 154*y^2*z^8 + 35*y^3*z^8 + 24*z^9 - 47*y*z^9 + 19*y^2*z^9 - 4*z^10 + 4*y*z^10)*G[1, 0, y])/(y^2*(-1 + z)^3* (-1 + y + z)^2*(y + z)^3) - (3*(-2 + y)*z*(-1 + y + z)*G[1, 1, y])/ y^2) + G[1, 0, z]*((Pi^2*(-y + 3*y^2 - 3*y^3 + y^4 - 2*z + 12*y*z - 21*y^2*z + 14*y^3*z - 3*y^4*z + 8*z^2 - 28*y*z^2 + 46*y^2*z^2 - 32*y^3*z^2 + 6*y^4*z^2 - 12*z^3 + 23*y*z^3 - 30*y^2*z^3 + 7*y^3*z^3 + 8*z^4 - 5*y*z^4 + 2*y^2*z^4 - 2*z^5 - y*z^5))/ (6*y^2*z*(-1 + y + z)^2) - ((2*I)*Pi*(2*y^3 - 8*y^4 + 10*y^5 - 4*y^6 + 10*y^2*z - 34*y^3*z + 47*y^4*z - 27*y^5*z + 4*y^6*z + 6*y*z^2 - 54*y^2*z^2 + 104*y^3*z^2 - 80*y^4*z^2 + 19*y^5*z^2 + 2*z^3 - 34*y*z^3 + 121*y^2*z^3 - 133*y^3*z^3 + 45*y^4*z^3 - 10*z^4 + 72*y*z^4 - 128*y^2*z^4 + 63*y^3*z^4 + 18*z^5 - 66*y*z^5 + 51*y^2*z^5 - 14*z^6 + 22*y*z^6 + 4*z^7))/ (y^2*(-1 + y + z)^2*(y + z)^2) - (15*y^3 - 58*y^4 + 71*y^5 - 28*y^6 + 70*y^2*z - 236*y^3*z + 309*y^4*z - 169*y^5*z + 26*y^6*z + 36*y*z^2 - 340*y^2*z^2 + 626*y^3*z^2 - 455*y^4*z^2 + 116*y^5*z^2 + 9*z^3 - 179*y*z^3 + 656*y^2*z^3 - 694*y^3*z^3 + 246*y^4*z^3 - 45*z^4 + 349*y*z^4 - 622*y^2*z^4 + 311*y^3*z^4 + 81*z^5 - 305*y*z^5 + 236*y^2*z^5 - 63*z^6 + 99*y*z^6 + 18*z^7)/ (y^2*(-1 + y + z)^2*(y + z)^2) + ((y - y^2 + 2*z - 6*y*z + 3*y^2*z + 2*y*z^2 + y^2*z^2 - 2*z^3 + y*z^3)*G[1, 1, y])/(y^2*z)) + G[0, -y, z]* (-(((-1 + y + z)*(-y^3 + y^4 - y*z^2 + 5*y^2*z^2 - 4*z^3 + 4*y*z^3)* G[1, 0, y])/(y^2*z^2)) + ((-y^3 + 2*y^4 - y^5 + 6*y^2*z - 2*y^3*z - 7*y^4*z + 3*y^5*z - y*z^2 - 22*y^2*z^2 + 25*y^3*z^2 - 3*y^4*z^2 - 3*y^5*z^2 - 4*z^3 + 14*y*z^3 + 17*y^2*z^3 - 23*y^3*z^3 - y^4*z^3 + y^5*z^3 + 16*z^4 - 40*y*z^4 + 17*y^2*z^4 - 4*y^3*z^4 + y^4*z^4 - 24*z^5 + 46*y*z^5 - 27*y^2*z^5 + 5*y^3*z^5 + 16*z^6 - 23*y*z^6 + 9*y^2*z^6 - 4*z^7 + 4*y*z^7)* G[1, 1, y])/(y^2*(-1 + z)^3*z^2)) - (Pi^2*(-y + 4*y^2 - 5*y^3 + 2*y^4 - 2*z + 11*y*z - 18*y^2*z + 13*y^3*z - 4*y^4*z + 16*z^2 - 56*y*z^2 + 60*y^2*z^2 - 26*y^3*z^2 + 4*y^4*z^2 - 36*z^3 + 90*y*z^3 - 62*y^2*z^3 + 8*y^3*z^3 + 32*z^4 - 51*y*z^4 + 16*y^2*z^4 - 10*z^5 + 7*y*z^5)*G[1, 1, z])/ (6*y^2*z*(-1 + y + z)^2) - (Pi^2*(-y^2 + 5*y^3 - 9*y^4 + 7*y^5 - 2*y^6 + 6*y^2*z - 22*y^3*z + 32*y^4*z - 22*y^5*z + 6*y^6*z - y*z^2 - 19*y^2*z^2 + 87*y^3*z^2 - 145*y^4*z^2 + 108*y^5*z^2 - 30*y^6*z^2 + 4*z^3 - 6*y*z^3 + 34*y^2*z^3 - 166*y^3*z^3 + 246*y^4*z^3 - 122*y^5*z^3 + 10*y^6*z^3 - 24*z^4 + 47*y*z^4 - 27*y^2*z^4 + 99*y^3*z^4 - 125*y^4*z^4 + 29*y^5*z^4 + 60*z^5 - 110*y*z^5 - 6*y^2*z^5 + 54*y^3*z^5 - 14*y^4*z^5 - 80*z^6 + 125*y*z^6 + 27*y^2*z^6 - 79*y^3*z^6 + 15*y^4*z^6 + 60*z^7 - 74*y*z^7 - 18*y^2*z^7 + 22*y^3*z^7 - 24*z^8 + 21*y*z^8 + 4*y^2*z^8 + 4*z^9 - 2*y*z^9)*G[1, 1 - y, z])/(6*y^2*(-1 + z)^3*z^2* (-1 + y + z)^2) + (((4*I)*Pi*z*(-1 + y + z)*(-1 + y + 2*z))/y^2 - ((-1 + y + 2*z)*(-y + 2*y^2 + 9*z - 9*y*z - 9*z^2))/y^2 + (Pi^2*(2*y^6 - 8*y^7 + 12*y^8 - 8*y^9 + 2*y^10 + y^4*z + 3*y^5*z - 30*y^6*z + 62*y^7*z - 51*y^8*z + 15*y^9*z + 5*y^3*z^2 - 15*y^4*z^2 - 23*y^5*z^2 + 119*y^6*z^2 - 134*y^7*z^2 + 48*y^8*z^2 + 9*y^2*z^3 - 53*y^3*z^3 + 62*y^4*z^3 + 70*y^5*z^3 - 168*y^6*z^3 + 80*y^7*z^3 + 7*y*z^4 - 61*y^2*z^4 + 147*y^3*z^4 - 87*y^4*z^4 - 68*y^5*z^4 + 68*y^6*z^4 + 2*z^5 - 36*y*z^5 + 136*y^2*z^5 - 177*y^3*z^5 + 66*y^4*z^5 + 19*y^5*z^5 - 8*z^6 + 64*y*z^6 - 128*y^2*z^6 + 91*y^3*z^6 - 11*y^4*z^6 + 12*z^7 - 47*y*z^7 + 43*y^2*z^7 - 7*y^3*z^7 - 8*z^8 + 11*y*z^8 + y^2*z^8 + 2*z^9 + y*z^9))/(6*y^2*z^2*(-1 + y + z)^2*(y + z)^3))* G[1 - y, 0, z] + (Pi^2*(y^4 - 2*y^5 + y^6 + 11*y^3*z - 40*y^4*z + 47*y^5*z - 19*y^6*z + y^7*z + 35*y^2*z^2 - 147*y^3*z^2 + 213*y^4*z^2 - 114*y^5*z^2 + 14*y^6*z^2 + 31*y*z^3 - 206*y^2*z^3 + 397*y^3*z^3 - 277*y^4*z^3 + 52*y^5*z^3 + 10*z^4 - 127*y*z^4 + 368*y^2*z^4 - 347*y^3*z^4 + 89*y^4*z^4 - 30*z^5 + 168*y*z^5 - 234*y^2*z^5 + 80*y^3*z^5 + 30*z^6 - 79*y*z^6 + 37*y^2*z^6 - 10*z^7 + 7*y*z^7)*G[1 - y, 1, z])/(6*y^2*(-1 + y + z)^2* (y + z)^3) + (((-2*I)*Pi*(-1 + y + z)*(-y^2 + y^3 + 5*y*z + 2*z^2 - y*z^2))/(y*z*(y + z)) - ((-1 + y + z)*(13*y^2 - 13*y^3 - 24*y*z - 7*y^2*z + 13*y^3*z - 15*z^2 + 35*y*z^2 - 2*y^2*z^2 + 7*z^3 - 7*y*z^3 + 8*z^4))/(y*(-1 + z)*z*(y + z)) + (Pi^2*(y^5 - y^6 - 3*y^7 + 5*y^8 - 2*y^9 + 2*y^4*z - 6*y^5*z + y^6*z + 14*y^7*z - 17*y^8*z + 6*y^9*z - 2*y^3*z^2 - y^4*z^2 + 19*y^5*z^2 - 35*y^6*z^2 + 16*y^7*z^2 + 9*y^8*z^2 - 6*y^9*z^2 - 8*y^2*z^3 + 31*y^3*z^3 - 9*y^4*z^3 - 108*y^5*z^3 + 195*y^6*z^3 - 88*y^7*z^3 - 7*y^8*z^3 + 2*y^9*z^3 - 7*y*z^4 + 46*y^2*z^4 - 89*y^3*z^4 - 20*y^4*z^4 + 277*y^5*z^4 - 272*y^6*z^4 + 47*y^7*z^4 + 2*y^8*z^4 - 2*z^5 + 29*y*z^5 - 82*y^2*z^5 + 108*y^3*z^5 + 34*y^4*z^5 - 214*y^5*z^5 + 100*y^6*z^5 - 10*y^7*z^5 + 6*z^6 - 29*y*z^6 + 36*y^2*z^6 - 108*y^3*z^6 + 83*y^4*z^6 + 3*y^5*z^6 - 12*y^6*z^6 - 36*y*z^7 + 44*y^2*z^7 + 127*y^3*z^7 - 131*y^4*z^7 + 20*y^5*z^7 - 20*z^8 + 99*y*z^8 - 50*y^2*z^8 - 89*y^3*z^8 + 42*y^4*z^8 + 30*z^9 - 79*y*z^9 + 14*y^2*z^9 + 22*y^3*z^9 - 18*z^10 + 25*y*z^10 + 4*z^11 - 2*y*z^11))/(6*y^2*(-1 + z)^3*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, z] + (((-2*I)*Pi*(2*y^3 - 4*y^4 + 2*y^5 + 2*y^2*z - 13*y^3*z + 15*y^4*z - 4*y^5*z - 9*y^2*z^2 + 22*y^3*z^2 - 10*y^4*z^2 + 2*y^5*z^2 + 2*z^3 - 6*y*z^3 + 11*y^2*z^3 - 9*y^3*z^3 + 3*y^4*z^3 - 10*z^4 + 18*y*z^4 - 7*y^2*z^4 + 2*y^3*z^4 + 18*z^5 - 18*y*z^5 + 3*y^2*z^5 - 14*z^6 + 6*y*z^6 + 4*z^7))/(y^2*(-1 + z)^2*z^2) - (9*y^3 - 18*y^4 + 9*y^5 + 21*y^2*z - 73*y^3*z + 70*y^4*z - 18*y^5*z - y*z^2 - 85*y^2*z^2 + 130*y^3*z^2 - 36*y^4*z^2 + 9*y^5*z^2 + 9*z^3 - 33*y*z^3 + 102*y^2*z^3 - 52*y^3*z^3 + 12*y^4*z^3 - 45*z^4 + 96*y*z^4 - 58*y^2*z^4 + 14*y^3*z^4 + 81*z^5 - 89*y*z^5 + 20*y^2*z^5 - 63*z^6 + 27*y*z^6 + 18*z^7)/(y^2*(-1 + z)^2*z^2) + (Pi^2*(3*y^6 - 11*y^7 + 15*y^8 - 9*y^9 + 2*y^10 - 6*y^5*z + 13*y^6*z - y^7*z - 13*y^8*z + 7*y^9*z - 37*y^4*z^2 + 153*y^5*z^2 - 192*y^6*z^2 + 71*y^7*z^2 + 5*y^8*z^2 - 43*y^3*z^3 + 283*y^4*z^3 - 496*y^5*z^3 + 265*y^6*z^3 - 9*y^7*z^3 - 44*y^2*z^4 + 278*y^3*z^4 - 617*y^4*z^4 + 418*y^5*z^4 - 19*y^6*z^4 - 19*y*z^5 + 180*y^2*z^5 - 479*y^3*z^5 + 407*y^4*z^5 - 23*y^5*z^5 - 6*z^6 + 72*y*z^6 - 256*y^2*z^6 + 281*y^3*z^6 - 33*y^4*z^6 + 16*z^7 - 88*y*z^7 + 137*y^2*z^7 - 35*y^3*z^7 - 14*z^8 + 39*y*z^8 - 19*y^2*z^8 + 4*z^9 - 4*y*z^9))/ (6*y^2*z^2*(-1 + y + z)^2*(y + z)^3))*G[-y, 1 - y, z] + G[0, 0, y]*(((-2*I)*Pi*(-1 + y)*y*(-1 + y + 2*z))/(z*(-1 + y + z)) - (y*(-1 + y + 2*z)*(5*y - 5*y^2 + 9*z - 14*y*z + 5*y^2*z - 9*z^2 + 5*y*z^2))/((-1 + z)*z*(-1 + y + z)*(y + z)) - (Pi^2*(-6 + 40*y - 69*y^2 + 47*y^3 - 12*y^4 + 31*z - 140*y*z + 172*y^2*z - 71*y^3*z + 4*y^4*z - 64*z^2 + 180*y*z^2 - 138*y^2*z^2 + 29*y^3*z^2 + 66*z^3 - 100*y*z^3 + 36*y^2*z^3 - 5*y^3*z^3 - 34*z^4 + 20*y*z^4 - y^2*z^4 + 7*z^5))/ (6*(-1 + z)^3*(-1 + y + z)^2) - (6*z*G[0, 0, z])/(-1 + y + z) + ((-y + 4*y^2 - 6*y^3 + 4*y^4 - y^5 - 7*z + 27*y*z - 42*y^2*z + 34*y^3*z - 15*y^4*z + 3*y^5*z + 50*z^2 - 159*y*z^2 + 195*y^2*z^2 - 116*y^3*z^2 + 33*y^4*z^2 - 3*y^5*z^2 - 138*z^3 + 361*y*z^3 - 341*y^2*z^3 + 134*y^3*z^3 - 17*y^4*z^3 + y^5*z^3 + 192*z^4 - 384*y*z^4 + 249*y^2*z^4 - 54*y^3*z^4 + 3*y^4*z^4 - 143*z^5 + 192*y*z^5 - 69*y^2*z^5 + 8*y^3*z^5 + 54*z^6 - 36*y*z^6 + 4*y^2*z^6 - 8*z^7)*G[0, 1 - y, z])/ ((-1 + z)^3*z^2*(-1 + y + z)^2) + ((-1 + 2*y - y^2 + z - 4*y*z + 3*y^2*z + z^2 + y^2*z^2 - z^3)* G[1, 0, z])/(z*(-1 + y + z)^2) - ((2*y^4 - 8*y^5 + 12*y^6 - 8*y^7 + 2*y^8 + 3*y^3*z - 16*y^4*z + 30*y^5*z - 24*y^6*z + 7*y^7*z - 3*y^2*z^2 + 7*y^3*z^2 - 9*y^5*z^2 + 5*y^6*z^2 - 3*y*z^3 + 31*y^2*z^3 - 58*y^3*z^3 + 41*y^4*z^3 - 11*y^5*z^3 - 7*z^4 + 29*y*z^4 - 54*y^2*z^4 + 49*y^3*z^4 - 23*y^4*z^4 + 13*z^5 - 12*y*z^5 + 3*y^2*z^5 - 16*y^3*z^5 + 2*z^6 - 20*y*z^6 - 4*y^2*z^6 - 8*z^7)* G[1 - y, 0, z])/(z^2*(-1 + y + z)^2*(y + z)^3) + (6*(-1 + y + z)*G[1 - y, 1 - y, z])/z + ((-2*y + 5*y^2 - 4*y^3 + y^4 - 2*y^2*z + 2*y^3*z - 2*z^2 + 3*y*z^2 + y^2*z^2 + z^3)*G[-y, 1 - y, z])/(z^2*(-1 + y + z))) + G[1, 0, y]*(((2*I)*Pi*(y^2 - 4*y^3 + 6*y^4 - 4*y^5 + y^6 + 2*y*z - 19*y^2*z + 47*y^3*z - 47*y^4*z + 19*y^5*z - 2*y^6*z + 5*z^2 - 34*y*z^2 + 107*y^2*z^2 - 148*y^3*z^2 + 85*y^4*z^2 - 16*y^5*z^2 + y^6*z^2 - 23*z^3 + 109*y*z^3 - 204*y^2*z^3 + 162*y^3*z^3 - 45*y^4*z^3 + 5*y^5*z^3 + 39*z^4 - 132*y*z^4 + 152*y^2*z^4 - 62*y^3*z^4 + 9*y^4*z^4 - 29*z^5 + 65*y*z^5 - 43*y^2*z^5 + 9*y^3*z^5 + 8*z^6 - 12*y*z^6 + 6*y^2*z^6 + 2*y*z^7))/ ((-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (9*y^2 - 36*y^3 + 54*y^4 - 36*y^5 + 9*y^6 + 15*y*z - 143*y^2*z + 356*y^3*z - 361*y^4*z + 151*y^5*z - 18*y^6*z + 34*z^2 - 237*y*z^2 + 764*y^2*z^2 - 1067*y^3*z^2 + 627*y^4*z^2 - 130*y^5*z^2 + 9*y^6*z^2 - 158*z^3 + 769*y*z^3 - 1455*y^2*z^3 + 1153*y^3*z^3 - 340*y^4*z^3 + 43*y^5*z^3 + 279*z^4 - 970*y*z^4 + 1101*y^2*z^4 - 447*y^3*z^4 + 76*y^4*z^4 - 229*z^5 + 516*y*z^5 - 313*y^2*z^5 + 69*y^3*z^5 + 83*z^6 - 103*y*z^6 + 37*y^2*z^6 - 9*z^7 + 10*y*z^7)/((-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) - (Pi^2*(-y^4 + 2*y^5 + 12*y^6 - 38*y^7 + 37*y^8 - 12*y^9 - 9*y^3*z + 31*y^4*z + y^5*z - 119*y^6*z + 169*y^7*z - 77*y^8*z + 4*y^9*z - 13*y^2*z^2 + 102*y^3*z^2 - 177*y^4*z^2 + 9*y^5*z^2 + 201*y^6*z^2 - 141*y^7*z^2 + 11*y^8*z^2 - 13*y*z^3 + 131*y^2*z^3 - 456*y^3*z^3 + 570*y^4*z^3 - 282*y^5*z^3 + 81*y^6*z^3 - 49*y^7*z^3 + 5*y^8*z^3 - 4*z^4 + 94*y*z^4 - 497*y^2*z^4 + 1091*y^3*z^4 - 1135*y^4*z^4 + 714*y^5*z^4 - 285*y^6*z^4 + 35*y^7*z^4 + 24*z^5 - 279*y*z^5 + 967*y^2*z^5 - 1512*y^3*z^5 + 1275*y^4*z^5 - 607*y^5*z^5 + 102*y^6*z^5 - 60*z^6 + 440*y*z^6 - 1063*y^2*z^6 + 1209*y^3*z^6 - 719*y^4*z^6 + 163*y^5*z^6 + 80*z^7 - 395*y*z^7 + 665*y^2*z^7 - 515*y^3*z^7 + 156*y^4*z^7 - 60*z^8 + 198*y*z^8 - 219*y^2*z^8 + 90*y^3*z^8 + 24*z^9 - 49*y*z^9 + 29*y^2*z^9 - 4*z^10 + 4*y*z^10))/(6*y^2*(-1 + z)^3* (-1 + y + z)^2*(y + z)^3) - ((-y^2 + 2*y^3 - y^4 + y^2*z - 4*y^3*z + 3*y^4*z - 4*z^2 + 15*y*z^2 - 16*y^2*z^2 + 7*y^3*z^2 + 12*z^3 - 34*y*z^3 + 23*y^2*z^3 - 2*y^3*z^3 - 12*z^4 + 23*y*z^4 - 7*y^2*z^4 + 4*z^5 - 4*y*z^5)*G[1, 0, z])/(y^2*z*(-1 + y + z)^2) + ((-y + 5*y^2 - 9*y^3 + 7*y^4 - 2*y^5 + 6*y*z - 22*y^2*z + 32*y^3*z - 22*y^4*z + 6*y^5*z - z^2 - 19*y*z^2 + 87*y^2*z^2 - 145*y^3*z^2 + 108*y^4*z^2 - 30*y^5*z^2 + 7*z^3 + 18*y*z^3 - 158*y^2*z^3 + 245*y^3*z^3 - 122*y^4*z^3 + 10*y^5*z^3 - 20*z^4 + 43*y*z^4 + 72*y^2*z^4 - 122*y^3*z^4 + 29*y^4*z^4 + 30*z^5 - 126*y*z^5 + 87*y^2*z^5 - 17*y^3*z^5 - 25*z^6 + 127*y*z^6 - 96*y^2*z^6 + 16*y^3*z^6 + 11*z^7 - 58*y*z^7 + 25*y^2*z^7 - 2*z^8 + 10*y*z^8)* G[1, 1 - y, z])/(y*(-1 + z)^3*z^2*(-1 + y + z)^2) + ((2*y^5 - 4*y^6 + 2*y^7 - 2*y^3*z + 18*y^4*z - 27*y^5*z + 9*y^6*z + 2*y^7*z - 14*y^2*z^2 + 63*y^3*z^2 - 91*y^4*z^2 + 34*y^5*z^2 + 4*y^6*z^2 - 12*y*z^3 + 86*y^2*z^3 - 163*y^3*z^3 + 91*y^4*z^3 - 7*y^5*z^3 - 4*z^4 + 51*y*z^4 - 153*y^2*z^4 + 133*y^3*z^4 - 29*y^4*z^4 + 12*z^5 - 70*y*z^5 + 100*y^2*z^5 - 35*y^3*z^5 - 12*z^6 + 35*y*z^6 - 19*y^2*z^6 + 4*z^7 - 4*y*z^7)*G[1 - y, 0, z])/ (y^2*(-1 + y + z)^2*(y + z)^3) - ((y^4 - 2*y^5 + 2*y^7 - y^8 + 3*y^3*z - 14*y^4*z + 19*y^5*z - 5*y^6*z - 6*y^7*z + 3*y^8*z + 3*y^2*z^2 - 29*y^3*z^2 + 80*y^4*z^2 - 95*y^5*z^2 + 50*y^6*z^2 - 6*y^7*z^2 - 3*y^8*z^2 + y*z^3 - 21*y^2*z^3 + 119*y^3*z^3 - 246*y^4*z^3 + 255*y^5*z^3 - 106*y^6*z^3 + 2*y^7*z^3 + y^8*z^3 - 7*y*z^4 + 64*y^2*z^4 - 229*y^3*z^4 + 370*y^4*z^4 - 257*y^5*z^4 + 42*y^6*z^4 + z^5 + 12*y*z^5 - 49*y^2*z^5 + 124*y^3*z^5 - 155*y^4*z^5 + 46*y^5*z^5 - 5*y^6*z^5 - 6*z^6 + 24*y*z^6 - 133*y^2*z^6 + 186*y^3*z^6 - 99*y^4*z^6 + 10*y^5*z^6 + 14*z^7 - 99*y*z^7 + 289*y^2*z^7 - 250*y^3*z^7 + 55*y^4*z^7 - 16*z^8 + 117*y*z^8 - 198*y^2*z^8 + 76*y^3*z^8 + 9*z^9 - 58*y*z^9 + 45*y^2*z^9 - 2*z^10 + 10*y*z^10)* G[1 - y, 1 - y, z])/(y*(-1 + z)^3*z^2*(-1 + y + z)*(y + z)^3) + (2*(-1 + y)*y*(-1 + y + z)*G[1 - y, -y, z])/z^2 + ((2*y^6 - 8*y^7 + 12*y^8 - 8*y^9 + 2*y^10 + 4*y^5*z - 18*y^6*z + 31*y^7*z - 24*y^8*z + 7*y^9*z - 2*y^5*z^2 + 11*y^6*z^2 - 14*y^7*z^2 + 5*y^8*z^2 + 25*y^4*z^3 - 54*y^5*z^3 + 36*y^6*z^3 - 9*y^7*z^3 - 22*y^2*z^4 + 75*y^3*z^4 - 132*y^4*z^4 + 93*y^5*z^4 - 19*y^6*z^4 - 12*y*z^5 + 97*y^2*z^5 - 187*y^3*z^5 + 138*y^4*z^5 - 23*y^5*z^5 - 4*z^6 + 51*y*z^6 - 159*y^2*z^6 + 150*y^3*z^6 - 33*y^4*z^6 + 12*z^7 - 70*y*z^7 + 102*y^2*z^7 - 35*y^3*z^7 - 12*z^8 + 35*y*z^8 - 19*y^2*z^8 + 4*z^9 - 4*y*z^9)*G[-y, 0, z])/ (y^2*z^2*(-1 + y + z)^2*(y + z)^3) + ((-y^6 + 3*y^7 - 3*y^8 + y^9 - y^5*z - 4*y^6*z + 16*y^7*z - 16*y^8*z + 5*y^9*z + 3*y^4*z^2 - 36*y^5*z^2 + 90*y^6*z^2 - 82*y^7*z^2 + 25*y^8*z^2 + y^3*z^3 - 57*y^4*z^3 + 168*y^5*z^3 - 161*y^6*z^3 + 49*y^7*z^3 + 22*y^2*z^4 - 88*y^3*z^4 + 203*y^4*z^4 - 188*y^5*z^4 + 49*y^6*z^4 + 12*y*z^5 - 99*y^2*z^5 + 210*y^3*z^5 - 180*y^4*z^5 + 35*y^5*z^5 + 4*z^6 - 51*y*z^6 + 162*y^2*z^6 - 160*y^3*z^6 + 35*y^4*z^6 - 12*z^7 + 70*y*z^7 - 103*y^2*z^7 + 35*y^3*z^7 + 12*z^8 - 35*y*z^8 + 19*y^2*z^8 - 4*z^9 + 4*y*z^9)*G[-y, 1 - y, z])/(y^2*z^2*(-1 + y + z)^2* (y + z)^3) - ((-1 + y + z)*(-2*y^3 + 2*y^4 + y*z^2 - 5*y^2*z^2 + 4*z^3 - 4*y*z^3)*G[-y, -y, z])/(y^2*z^2)) + G[1, 1, y]*(((-2*I)*Pi*(-1 + y + z)*(-y^2 + y^3 + 5*y*z + 2*z^2 - y*z^2))/(y*z*(y + z)) - ((-1 + y + z)*(13*y^2 - 13*y^3 - 24*y*z - 7*y^2*z + 13*y^3*z - 15*z^2 + 35*y*z^2 - 2*y^2*z^2 + 7*z^3 - 7*y*z^3 + 8*z^4))/(y*(-1 + z)*z*(y + z)) + (Pi^2*(y - 7*y^2 + 33*y^3 - 67*y^4 + 58*y^5 - 18*y^6 + 6*z - 23*y*z + 34*y^2*z - 81*y^3*z + 127*y^4*z - 69*y^5*z + 6*y^6*z - 34*z^2 + 99*y*z^2 - 61*y^2*z^2 + 29*y^3*z^2 - 33*y^4*z^2 + 6*y^5*z^2 + 80*z^3 - 188*y*z^3 + 45*y^2*z^3 + 69*y^3*z^3 - 47*y^4*z^3 + 5*y^5*z^3 - 100*z^4 + 187*y*z^4 - 4*y^2*z^4 - 66*y^3*z^4 + 20*y^4*z^4 + 70*z^5 - 99*y*z^5 - 11*y^2*z^5 + 16*y^3*z^5 - 26*z^6 + 25*y*z^6 + 4*y^2*z^6 + 4*z^7 - 2*y*z^7))/ (6*y^2*(-1 + z)^3*(-1 + y + z)^2) - (3*(-2 + y)*z*(-1 + y + z)* G[1 - y, 0, z])/y^2 - ((y^4 - 4*y^5 + 5*y^6 - 2*y^7 + 2*y^3*z - 6*y^4*z + 19*y^5*z - 21*y^6*z + 6*y^7*z - 4*y^2*z^2 + 8*y^3*z^2 + 10*y^4*z^2 - 57*y^5*z^2 + 45*y^6*z^2 - 6*y^7*z^2 - 5*y*z^3 + 37*y^2*z^3 - 52*y^3*z^3 - 36*y^4*z^3 + 91*y^5*z^3 - 27*y^6*z^3 + 2*y^7*z^3 - 2*z^4 + 33*y*z^4 - 114*y^2*z^4 + 84*y^3*z^4 + 49*y^4*z^4 - 39*y^5*z^4 + 6*y^6*z^4 + 12*z^5 - 88*y*z^5 + 170*y^2*z^5 - 72*y^3*z^5 - 10*y^4*z^5 + 6*y^5*z^5 - 28*z^6 + 118*y*z^6 - 132*y^2*z^6 + 36*y^3*z^6 + 32*z^7 - 81*y*z^7 + 49*y^2*z^7 - 6*y^3*z^7 - 18*z^8 + 25*y*z^8 - 6*y^2*z^8 + 4*z^9 - 2*y*z^9)*G[1 - y, -y, z])/(y^2*(-1 + z)^3*z^2*(y + z)^2) - ((-1 + y + z)*(-2*y^3 + 2*y^4 + 3*y^3*z - 2*y*z^2 - 2*z^3 + y*z^3)* G[-y, 0, z])/(y^2*z^2) - ((-1 + y + z)*(-3*y^3 + 3*y^4 + 4*y^2*z + 6*z^3 - 3*y*z^3)*G[-y, 1 - y, z])/(y^2*z^2) + ((y^3 - 2*y^4 + y^5 - 4*y^3*z + 4*y^4*z + y*z^2 + 2*y^2*z^2 - 2*y^3*z^2 - 2*z^3 + 6*y*z^3 - 8*y^2*z^3 + 2*z^4 - 3*y*z^4)* G[-y, -y, z])/(y^2*z^2)) + G[0, 1, y]* ((-9*y^3 + 9*y^4 + y*z + 34*y^2*z - 22*y^3*z - 18*y^4*z - 9*z^2 + 33*y*z^2 - 63*y^2*z^2 + 7*y^3*z^2 + 9*y^4*z^2 + 45*z^3 - 96*y*z^3 + 49*y^2*z^3 - 4*y^3*z^3 - 81*z^4 + 89*y*z^4 - 20*y^2*z^4 + 63*z^5 - 27*y*z^5 - 18*z^6)/(y^2*(-1 + z)^2*z) + ((2*I)*Pi*(-y^3 + y^4 + 5*y^2*z - 4*y^3*z - 2*y^4*z - 2*z^2 + 6*y*z^2 - 9*y^2*z^2 + y^3*z^2 + y^4*z^2 + 10*z^3 - 18*y*z^3 + 7*y^2*z^3 - 18*z^4 + 18*y*z^4 - 3*y^2*z^4 + 14*z^5 - 6*y*z^5 - 4*z^6))/(y^2*(-1 + z)^2*z) + (Pi^2*(-7*y^5 + 28*y^6 - 41*y^7 + 26*y^8 - 6*y^9 + 2*y^3*z - 33*y^4*z + 137*y^5*z - 234*y^6*z + 187*y^7*z - 61*y^8*z + 2*y^9*z + 14*y^2*z^2 - 82*y^3*z^2 + 309*y^4*z^2 - 599*y^5*z^2 + 566*y^6*z^2 - 246*y^7*z^2 + 28*y^8*z^2 + 12*y*z^3 - 127*y^2*z^3 + 456*y^3*z^3 - 947*y^4*z^3 + 1021*y^5*z^3 - 529*y^6*z^3 + 107*y^7*z^3 - 5*y^8*z^3 + 4*z^4 - 81*y*z^4 + 443*y^2*z^4 - 1057*y^3*z^4 + 1306*y^4*z^4 - 753*y^5*z^4 + 188*y^6*z^4 - 19*y^7*z^4 - 22*z^5 + 225*y*z^5 - 793*y^2*z^5 + 1242*y^3*z^5 - 849*y^4*z^5 + 210*y^5*z^5 - 23*y^6*z^5 + 50*z^6 - 333*y*z^6 + 794*y^2*z^6 - 756*y^3*z^6 + 221*y^4*z^6 - 9*y^5*z^6 - 60*z^7 + 282*y*z^7 - 443*y^2*z^7 + 212*y^3*z^7 - 7*y^4*z^7 + 40*z^8 - 135*y*z^8 + 125*y^2*z^8 - 17*y^3*z^8 - 14*z^9 + 33*y*z^9 - 13*y^2*z^9 + 2*z^10 - 3*y*z^10))/ (6*y^2*(-1 + z)^3*(-1 + y + z)^2*(y + z)^3) - ((-y^3 + 3*y^4 - 3*y^5 + y^6 - y^2*z + 4*y^3*z - 5*y^4*z + 2*y^5*z + 5*y^2*z^2 - 11*y^3*z^2 + 6*y^4*z^2 - 4*z^3 + 9*y*z^3 - 8*y^2*z^3 + 10*z^4 - 13*y*z^4 + 6*y^2*z^4 - 6*z^5 + 3*y*z^5)* G[0, 1 - y, z])/(y^2*z^2*(-1 + y + z)) + ((-2*y - 2*y^2 + 9*y^3 - 6*y^4 - 6*z + 16*y*z + y^2*z - 12*y^3*z + 2*y^4*z + 24*z^2 - 39*y*z^2 + 7*y^2*z^2 + 3*y^3*z^2 - 36*z^3 + 41*y*z^3 - 9*y^2*z^3 + 24*z^4 - 19*y*z^4 + 3*y^2*z^4 - 6*z^5 + 3*y*z^5)*G[0, -y, z])/(y^2*(-1 + z)^3) - ((y - 3*y^2 + 3*y^3 - y^4 + 2*z - 12*y*z + 21*y^2*z - 14*y^3*z + 3*y^4*z - 8*z^2 + 32*y*z^2 - 38*y^2*z^2 + 14*y^3*z^2 + 12*z^3 - 33*y*z^3 + 23*y^2*z^3 - 8*z^4 + 13*y*z^4 - 3*y^2*z^4 + 2*z^5 - y*z^5)*G[1, 0, z])/(y^2*z*(-1 + y + z)^2) - ((y^2 - 4*y^3 + 5*y^4 - 2*y^5 + y*z - 6*y^2*z + 13*y^3*z - 14*y^4*z + 6*y^5*z + 2*z^2 - 11*y*z^2 + 28*y^2*z^2 - 59*y^3*z^2 + 72*y^4*z^2 - 30*y^5*z^2 - 8*z^3 + 30*y*z^3 - 48*y^2*z^3 + 91*y^3*z^3 - 82*y^4*z^3 + 10*y^5*z^3 + 10*z^4 - 27*y*z^4 + 10*y^2*z^4 - 21*y^3*z^4 + 19*y^4*z^4 - 7*y*z^5 + 47*y^2*z^5 - 36*y^3*z^5 - 10*z^6 + 27*y*z^6 - 43*y^2*z^6 + 16*y^3*z^6 + 8*z^7 - 16*y*z^7 + 11*y^2*z^7 - 2*z^8 + 3*y*z^8)*G[1, 1 - y, z])/ (y^2*(-1 + z)^3*z^2*(-1 + y + z)) + ((2*y^3 - 4*y^4 + 2*y^5 + y*z - y^2*z - 5*y^3*z + 5*y^4*z + 2*z^2 - 6*y*z^2 + 3*y^2*z^2 + 3*y^3*z^2 - 8*z^3 + 10*y*z^3 - 3*y^2*z^3 + 6*z^4 - 3*y*z^4)*G[1 - y, 0, z])/(y^2*z^2) + ((-y^5 + 2*y^6 - y^7 + y^3*z - 6*y^4*z + 8*y^5*z - 6*y^6*z + 3*y^7*z - y^2*z^2 - 11*y^3*z^2 + 23*y^4*z^2 + y^5*z^2 - 6*y^6*z^2 - 3*y^7*z^2 - 5*y^2*z^3 + 41*y^3*z^3 - 12*y^4*z^3 - 35*y^5*z^3 + 2*y^6*z^3 + y^7*z^3 - 9*y*z^4 + 48*y^2*z^4 - 81*y^3*z^4 + 2*y^4*z^4 + 12*y^5*z^4 - 4*z^5 + 46*y*z^5 - 125*y^2*z^5 + 114*y^3*z^5 - 26*y^4*z^5 - y^5*z^5 + 16*z^6 - 88*y*z^6 + 148*y^2*z^6 - 88*y^3*z^6 + 11*y^4*z^6 - 24*z^7 + 78*y*z^7 - 82*y^2*z^7 + 24*y^3*z^7 + 16*z^8 - 31*y*z^8 + 17*y^2*z^8 - 4*z^9 + 4*y*z^9)*G[1 - y, 1 - y, z])/ (y^2*(-1 + z)^3*z^2*(y + z)^2) - ((-y^3 + 2*y^4 - y^5 + 4*y^3*z - 7*y^4*z + 3*y^5*z + 2*y*z^2 - 15*y^3*z^2 + 15*y^4*z^2 - 3*y^5*z^2 + 6*z^3 - 16*y*z^3 + 5*y^2*z^3 + 16*y^3*z^3 - 7*y^4*z^3 + y^5*z^3 - 24*z^4 + 39*y*z^4 - 13*y^2*z^4 - 4*y^3*z^4 + y^4*z^4 + 36*z^5 - 41*y*z^5 + 11*y^2*z^5 - 24*z^6 + 19*y*z^6 - 3*y^2*z^6 + 6*z^7 - 3*y*z^7)* G[1 - y, -y, z])/(y^2*(-1 + z)^3*z^2) + ((-2*y + 4*y^2 - 2*y^3 - 4*z + 13*y*z - 11*y^2*z + y^3*z + 6*z^2 - 11*y*z^2 + 2*y^2*z^2 - 2*z^3 + y*z^3)*G[-y, 0, z])/ (y^2*(-1 + y + z)) + ((-2*y^3 + 5*y^4 - 4*y^5 + y^6 + 3*y^3*z - 8*y^4*z + 5*y^5*z - 2*y*z^2 + 2*y^2*z^2 - 5*y^3*z^2 + 7*y^4*z^2 - 2*z^3 + 10*y*z^3 - 8*y^2*z^3 + 5*y^3*z^3 + 6*z^4 - 11*y*z^4 + 4*y^2*z^4 - 4*z^5 + 2*y*z^5)*G[-y, 1 - y, z])/ (y^2*z^2*(-1 + y + z)) + ((-2*y^3 + 7*y^4 - 8*y^5 + 3*y^6 + 11*y^3*z - 20*y^4*z + 9*y^5*z + y*z^2 + y^2*z^2 - 13*y^3*z^2 + 9*y^4*z^2 + 4*z^3 - 14*y*z^3 + 10*y^2*z^3 - 10*z^4 + 17*y*z^4 - 6*y^2*z^4 + 6*z^5 - 3*y*z^5)*G[-y, -y, z])/ (y^2*z^2*(-1 + y + z))) + (3*(-1 + y)*y*(-1 + y + 2*z)* G[0, 0, 0, y])/(z*(-1 + y + z)) - (z*(-6 + 4*y + 2*y^2 + 12*z - 7*y*z + 6*y^2*z - 6*z^2 + 3*y*z^2)* G[0, 0, 0, z])/(y*(-1 + z)*(-1 + y + z)) + (((2*I)*Pi*(-3*y^2 + 9*y^3 - 6*y^4 + 2*z - y*z + 8*y^2*z - 12*y^3*z + 2*y^4*z - 8*z^2 + 4*y*z^2 - 8*y^2*z^2 + 3*y^3*z^2 + 12*z^3 - 6*y*z^3 + 4*y^2*z^3 - 8*z^4 + 4*y*z^4 - y^2*z^4 + 2*z^5 - y*z^5))/ (y^2*(-1 + z)^3) + (y^3 - 3*y^4 + 3*y^5 - y^6 - y^2*z + y^3*z - 2*y^4*z + 5*y^5*z - 3*y^6*z + 17*z^2 - 51*y*z^2 + 56*y^2*z^2 - 8*y^3*z^2 - 46*y^4*z^2 + 49*y^5*z^2 - 17*y^6*z^2 - 93*z^3 + 255*y*z^3 - 241*y^2*z^3 + 36*y^3*z^3 + 96*y^4*z^3 - 64*y^5*z^3 + 9*y^6*z^3 + 210*z^4 - 518*y*z^4 + 423*y^2*z^4 - 74*y^3*z^4 - 54*y^4*z^4 + 19*y^5*z^4 - 250*z^5 + 542*y*z^5 - 368*y^2*z^5 + 61*y^3*z^5 + 9*y^4*z^5 + 165*z^6 - 303*y*z^6 + 157*y^2*z^6 - 17*y^3*z^6 - 57*z^7 + 83*y*z^7 - 26*y^2*z^7 + 8*z^8 - 8*y*z^8)/ ((-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)))*G[0, 0, 1, y] + (((-2*I)*Pi*(-2 + y)*z*(-1 + y + z))/y^2 - (z*(-17 + 48*y - 45*y^2 + 14*y^3 + 42*z - 78*y*z + 34*y^2*z - 33*z^2 + 30*y*z^2 + 8*z^3))/(y^2*(-1 + y + z)))* G[0, 0, 1 - y, z] + (((-2*I)*Pi*(3*y^3 - 12*y^4 + 15*y^5 - 6*y^6 + 2*y*z + 8*y^2*z - 50*y^3*z + 73*y^4*z - 38*y^5*z + 2*y^6*z - 2*z^2 + 3*y*z^2 - 73*y^2*z^2 + 153*y^3*z^2 - 98*y^4*z^2 + 11*y^5*z^2 + 10*z^3 - 44*y*z^3 + 162*y^2*z^3 - 144*y^3*z^3 + 25*y^4*z^3 - 21*z^4 + 86*y*z^4 - 127*y^2*z^4 + 34*y^3*z^4 + 23*z^5 - 62*y*z^5 + 30*y^2*z^5 - 13*z^6 + 15*y*z^6 + 3*z^7))/ ((-1 + z)^3*(-1 + y + z)*(y + z)^3) - (2*y^4 - 5*y^5 + 3*y^6 + y^7 - y^8 + 3*y^3*z - 21*y^4*z + 43*y^5*z - 38*y^6*z + 16*y^7*z - 3*y^8*z - 13*y^2*z^2 + 10*y^3*z^2 + 98*y^4*z^2 - 177*y^5*z^2 + 85*y^6*z^2 + 14*y^7*z^2 - 17*y^8*z^2 - 6*y*z^3 + 84*y^2*z^3 - 49*y^3*z^3 - 221*y^4*z^3 + 146*y^5*z^3 + 137*y^6*z^3 - 119*y^7*z^3 + 9*y^8*z^3 - 4*z^4 + 46*y*z^4 - 232*y^2*z^4 + 125*y^3*z^4 - 9*y^4*z^4 + 383*y^5*z^4 - 353*y^6*z^4 + 52*y^7*z^4 + 24*z^5 - 149*y*z^5 + 400*y^2*z^5 - 372*y^3*z^5 + 594*y^4*z^5 - 590*y^5*z^5 + 130*y^6*z^5 - 60*z^6 + 260*y*z^6 - 485*y^2*z^6 + 597*y^3*z^6 - 616*y^4*z^6 + 188*y^5*z^6 + 80*z^7 - 260*y*z^7 + 388*y^2*z^7 - 414*y^3*z^7 + 173*y^4*z^7 - 60*z^8 + 146*y*z^8 - 174*y^2*z^8 + 100*y^3*z^8 + 24*z^9 - 41*y*z^9 + 32*y^2*z^9 - 4*z^10 + 4*y*z^10)/ (y*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^3))*G[0, 1, 0, y] + (((2*I)*Pi*(y^3 - 3*y^4 + 2*y^5 + 5*y^2*z - 12*y^3*z + 5*y^4*z + y*z^2 - 15*y^2*z^2 + 6*y^3*z^2 + z^3 - 8*y*z^3 + 6*y^2*z^3 - 2*z^4 + 4*y*z^4 + z^5))/(y*(-1 + y + z)*(y + z)^3) + (-5*y^4 + 27*y^5 - 51*y^6 + 41*y^7 - 12*y^8 - 21*y^3*z + 108*y^4*z - 205*y^5*z + 174*y^6*z - 60*y^7*z + 4*y^8*z - 2*y^2*z^2 + 65*y^3*z^2 - 191*y^4*z^2 + 175*y^5*z^2 - 23*y^6*z^2 - 34*y^7*z^2 + 10*y^8*z^2 + 6*y*z^3 - 68*y^2*z^3 + 196*y^3*z^3 - 355*y^4*z^3 + 416*y^5*z^3 - 254*y^6*z^3 + 57*y^7*z^3 + 4*z^4 - 76*y*z^4 + 423*y^2*z^4 - 972*y^3*z^4 + 1130*y^4*z^4 - 667*y^5*z^4 + 154*y^6*z^4 - 24*z^5 + 258*y*z^5 - 897*y^2*z^5 + 1356*y^3*z^5 - 943*y^4*z^5 + 250*y^5*z^5 + 56*z^6 - 386*y*z^6 + 861*y^2*z^6 - 781*y^3*z^6 + 254*y^4*z^6 - 64*z^7 + 280*y*z^7 - 371*y^2*z^7 + 157*y^3*z^7 + 36*z^8 - 90*y*z^8 + 54*y^2*z^8 - 8*z^9 + 8*y*z^9)/ ((-1 + y)*y^2*(-1 + z)*(-1 + y + z)^2*(y + z)^3))*G[0, 1, 0, z] + (((-2*I)*Pi*(-2 + y)*z*(-1 + y + z))/y^2 - (y^3 - 4*y^4 + 3*y^5 + 5*y^2*z - 4*y^3*z + 3*y^4*z - 6*y^5*z + 11*y*z^2 - 21*y^2*z^2 + 12*y^3*z^2 - 14*y^4*z^2 + 3*y^5*z^2 + 9*z^3 - 36*y*z^3 + 40*y^2*z^3 - 28*y^3*z^3 + 7*y^4*z^3 - 19*z^4 + 29*y*z^4 - 29*y^2*z^4 + 11*y^3*z^4 + 3*z^5 + 6*y*z^5 + 5*y^2*z^5 + 15*z^6 - 10*y*z^6 - 8*z^7)/(y^2*(-1 + z)^2*z*(y + z)))* G[0, 1, 1, y] + (((-2*I)*Pi*(-2 + y)*z*(-1 + y + z))/y^2 - (z*(-17 + 48*y - 45*y^2 + 14*y^3 + 42*z - 78*y*z + 34*y^2*z - 33*z^2 + 30*y*z^2 + 8*z^3))/(y^2*(-1 + y + z)))* G[0, 1 - y, 0, z] + (((2*I)*Pi*(-2 + y)*z*(-1 + y + z))/y^2 + ((-1 + y + z)*(-2*y^2 + 2*y^3 + 2*y^2*z - 9*z^2 + 6*y*z^2 - 8*z^3))/ (y^2*z))*G[0, 1 - y, 1 - y, z] + (((-2*I)*Pi*(3*y^2 - 3*y^3 - 14*y^2*z + 18*y^3*z - 6*y^4*z + 2*z^2 - 2*y*z^2 + 23*y^2*z^2 - 21*y^3*z^2 + 2*y^4*z^2 - 8*z^3 + 7*y*z^3 - 17*y^2*z^3 + 6*y^3*z^3 + 12*z^4 - 9*y*z^4 + 6*y^2*z^4 - 8*z^5 + 5*y*z^5 - y^2*z^5 + 2*z^6 - y*z^6))/(y^2*(-1 + z)^3*z) - (4*y^3 - 12*y^4 + 12*y^5 - 4*y^6 - y^2*z - 30*y^3*z + 75*y^4*z - 56*y^5*z + 12*y^6*z + 4*y*z^2 + 58*y^3*z^2 - 132*y^4*z^2 + 82*y^5*z^2 - 12*y^6*z^2 - 17*z^3 + 24*y*z^3 - 9*y^2*z^3 - 80*y^3*z^3 + 150*y^4*z^3 - 74*y^5*z^3 + 4*y^6*z^3 + 76*z^4 - 141*y*z^4 + 61*y^2*z^4 + 73*y^3*z^4 - 87*y^4*z^4 + 24*y^5*z^4 - 134*z^5 + 247*y*z^5 - 110*y^2*z^5 - 27*y^3*z^5 + 18*y^4*z^5 + 116*z^6 - 195*y*z^6 + 79*y^2*z^6 + 2*y^3*z^6 - 49*z^7 + 69*y*z^7 - 20*y^2*z^7 + 8*z^8 - 8*y*z^8)/((-1 + y)*y^2*(-1 + z)^3*z^2))* G[0, -y, 1 - y, z] + (((-2*I)*Pi*z*(-3 + 2*y + y^2 + 3*z))/ (-1 + y + z)^2 - (2*y^2 - 9*y^3 + 15*y^4 - 11*y^5 + 3*y^6 + 4*y*z - 38*y^2*z + 95*y^3*z - 98*y^4*z + 43*y^5*z - 6*y^6*z + 10*z^2 - 65*y*z^2 + 197*y^2*z^2 - 280*y^3*z^2 + 168*y^4*z^2 - 33*y^5*z^2 + 3*y^6*z^2 - 44*z^3 + 193*y*z^3 - 358*y^2*z^3 + 300*y^3*z^3 - 86*y^4*z^3 + 9*y^5*z^3 + 68*z^4 - 213*y*z^4 + 263*y^2*z^4 - 123*y^3*z^4 + 17*y^4*z^4 - 40*z^5 + 93*y*z^5 - 86*y^2*z^5 + 25*y^3*z^5 + 2*z^6 - 18*y*z^6 + 20*y^2*z^6 + 4*z^7 + 6*y*z^7)/ ((-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2))*G[1, 0, 0, y] + (((2*I)*Pi*z*(2 - 7*y + 11*y^2 - 8*y^3 + 2*y^4 - 6*z + 15*y*z - 14*y^2*z + 3*y^3*z + 6*z^2 - 9*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3))/(y^2*(-1 + y + z)^2) + (-4*y^3 + 16*y^4 - 20*y^5 + 8*y^6 - 33*y^2*z + 123*y^3*z - 188*y^4*z + 132*y^5*z - 34*y^6*z - 38*y*z^2 + 282*y^2*z^2 - 595*y^3*z^2 + 557*y^4*z^2 - 217*y^5*z^2 + 24*y^6*z^2 - 17*z^3 + 235*y*z^3 - 832*y^2*z^3 + 1089*y^3*z^3 - 586*y^4*z^3 + 101*y^5*z^3 + 76*z^4 - 531*y*z^4 + 1103*y^2*z^4 - 842*y^3*z^4 + 199*y^4*z^4 - 134*z^5 + 563*y*z^5 - 673*y^2*z^5 + 229*y^3*z^5 + 116*z^6 - 283*y*z^6 + 153*y^2*z^6 - 49*z^7 + 54*y*z^7 + 8*z^8)/(y^2*(-1 + z)*(-1 + y + z)^2*(y + z)^2))* G[1, 0, 0, z] + (((-2*I)*Pi*(-3*y + 9*y^2 - 6*y^3 + z + 7*y*z - 12*y^2*z + 2*y^3*z - 3*z^2 - 5*y*z^2 + 3*y^2*z^2 + 3*z^3 + y*z^3 - z^4))/(y*(-1 + z)^3) - (-3*y^3 + 10*y^4 - 12*y^5 + 6*y^6 - y^7 + y^2*z + 6*y^3*z - 16*y^4*z + 7*y^5*z + 5*y^6*z - 3*y^7*z + 6*y*z^2 - 26*y^2*z^2 + 37*y^3*z^2 - 22*y^4*z^2 - 13*y^5*z^2 + 35*y^6*z^2 - 17*y^7*z^2 + 4*z^3 - 46*y*z^3 + 123*y^2*z^3 - 123*y^3*z^3 + 2*y^4*z^3 + 103*y^5*z^3 - 70*y^6*z^3 + 9*y^7*z^3 - 28*z^4 + 162*y*z^4 - 292*y^2*z^4 + 178*y^3*z^4 + 49*y^4*z^4 - 97*y^5*z^4 + 24*y^6*z^4 + 80*z^5 - 316*y*z^5 + 409*y^2*z^5 - 174*y^3*z^5 - 23*y^4*z^5 + 24*y^5*z^5 - 120*z^6 + 354*y*z^6 - 336*y^2*z^6 + 106*y^3*z^6 + 100*z^7 - 222*y*z^7 + 147*y^2*z^7 - 27*y^3*z^7 - 44*z^8 + 70*y*z^8 - 26*y^2*z^8 + 8*z^9 - 8*y*z^9)/((-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)*(y + z)))* G[1, 0, 1, y] + (((-2*I)*Pi*z*(2 - 2*y + y^2 - 2*z + y*z))/y^2 - (z*(-13 + 32*y - 27*y^2 + 8*y^3 + 26*z - 40*y*z + 14*y^2*z - 13*z^2 + 8*y*z^2))/(y^2*(-1 + y + z)))*G[1, 0, 1 - y, z] + (((2*I)*Pi*(-3*y^3 + 15*y^4 - 27*y^5 + 21*y^6 - 6*y^7 + 2*y*z - 12*y^2*z + 60*y^3*z - 133*y^4*z + 127*y^5*z - 46*y^6*z + 2*y^7*z - 2*z^2 - 15*y*z^2 + 99*y^2*z^2 - 268*y^3*z^2 + 321*y^4*z^2 - 150*y^5*z^2 + 13*y^6*z^2 + 6*z^3 + 66*y*z^3 - 285*y^2*z^3 + 444*y^3*z^3 - 270*y^4*z^3 + 39*y^5*z^3 - 147*y*z^4 + 364*y^2*z^4 - 298*y^3*z^4 + 66*y^4*z^4 - y^5*z^4 - 20*z^5 + 165*y*z^5 - 210*y^2*z^5 + 68*y^3*z^5 - 3*y^4*z^5 + 30*z^6 - 90*y*z^6 + 45*y^2*z^6 - 3*y^3*z^6 - 18*z^7 + 19*y*z^7 - y^2*z^7 + 4*z^8))/((-1 + z)^3*(-1 + y + z)^2*(y + z)^3) + (-y^4 + 4*y^5 - 6*y^6 + 4*y^7 - y^8 - 10*y^4*z + 33*y^5*z - 39*y^6*z + 19*y^7*z - 3*y^8*z + 20*y^2*z^2 - 99*y^3*z^2 + 262*y^4*z^2 - 343*y^5*z^2 + 180*y^6*z^2 - 3*y^7*z^2 - 17*y^8*z^2 + 11*y*z^3 - 193*y^2*z^3 + 657*y^3*z^3 - 1025*y^4*z^3 + 666*y^5*z^3 - 34*y^6*z^3 - 102*y^7*z^3 + 9*y^8*z^3 + 4*z^4 - 96*y*z^4 + 723*y^2*z^4 - 1618*y^3*z^4 + 1410*y^4*z^4 - 222*y^5*z^4 - 235*y^6*z^4 + 46*y^7*z^4 - 24*z^5 + 313*y*z^5 - 1341*y^2*z^5 + 1812*y^3*z^5 - 607*y^4*z^5 - 268*y^5*z^5 + 98*y^6*z^5 + 60*z^6 - 516*y*z^6 + 1317*y^2*z^6 - 871*y^3*z^6 - 116*y^4*z^6 + 118*y^5*z^6 - 80*z^7 + 469*y*z^7 - 660*y^2*z^7 + 87*y^3*z^7 + 87*y^4*z^7 + 60*z^8 - 232*y*z^8 + 136*y^2*z^8 + 32*y^3*z^8 - 24*z^9 + 55*y*z^9 - 2*y^2*z^9 + 4*z^10 - 4*y*z^10)/ (y*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^3))*G[1, 1, 0, y] + (((2*I)*Pi*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 9*y*z + 15*y^2*z - 10*y^3*z + 2*y^4*z - 6*z^2 + 16*y*z^2 - 14*y^2*z^2 + 3*y^3*z^2 + 6*z^3 - 9*y*z^3 + 3*y^2*z^3 - 2*z^4 + y*z^4))/ (y^2*(-1 + y + z)^2) + (4*y^3 - 16*y^4 + 20*y^5 - 8*y^6 + 25*y^2*z - 95*y^3*z + 141*y^4*z - 85*y^5*z + 14*y^6*z + 30*y*z^2 - 181*y^2*z^2 + 338*y^3*z^2 - 252*y^4*z^2 + 51*y^5*z^2 + 13*z^3 - 137*y*z^3 + 368*y^2*z^3 - 344*y^3*z^3 + 81*y^4*z^3 - 39*z^4 + 190*y*z^4 - 245*y^2*z^4 + 71*y^3*z^4 + 39*z^5 - 89*y*z^5 + 33*y^2*z^5 - 13*z^6 + 6*y*z^6)/(y^2*(-1 + y + z)^2*(y + z)^2))* G[1, 1, 0, z] + ((-1 + y + z)*(-3*y^2 + 3*y^3 + 11*y*z + 6*z^2 - 3*y*z^2)*G[1, 1, 1, y])/(y*z*(y + z)) + G[-y, z]*((((-2*I)*Pi*(y - 2*y^2 + 2*z - 3*y*z + y^2*z - 2*z^2 + y*z^2))/y^2 - (2*y^2 + y^3 - 3*y^4 + 2*y*z - 9*y^2*z - 2*y^4*z + 13*z^2 - 21*y*z^2 + 23*y^2*z^2 - 7*y^3*z^2 + y^4*z^2 - 39*z^3 + 42*y*z^3 - 23*y^2*z^3 + 2*y^3*z^3 + 39*z^4 - 29*y*z^4 + 7*y^2*z^4 - 13*z^5 + 6*y*z^5)/(y^2*(-1 + z)^2*z))*G[0, 1, y] + (((-2*I)*Pi*(-1 + y)*y*(-1 + y + z))/z^2 - ((-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 2*y^2*z - 4*z^2 + 4*y*z^2))/(y*z^2))*G[1, 0, y] + (((2*I)*Pi*(-1 + y + z)*(-y^3 + y^4 + 2*y^2*z + 2*z^3 - y*z^3))/ (y^2*z^2) + (10*y^4 - 20*y^5 + 10*y^6 + 12*y^3*z - 63*y^4*z + 71*y^5*z - 20*y^6*z + 2*y^2*z^2 - 56*y^3*z^2 + 123*y^4*z^2 - 66*y^5*z^2 + 10*y^6*z^2 - 7*y*z^3 - 4*y^2*z^3 + 71*y^3*z^3 - 73*y^4*z^3 + 23*y^5*z^3 - 9*z^4 + 24*y*z^4 - 7*y^2*z^4 - 22*y^3*z^4 + 19*y^4*z^4 + 19*z^5 - 17*y*z^5 + 10*y^2*z^5 + 3*y^3*z^5 - 3*z^6 - 10*y*z^6 - y^2*z^6 - 15*z^7 + 10*y*z^7 + 8*z^8)/(y^2*(-1 + z)^2*z^2*(y + z)))*G[1, 1, y] + ((y^4 - 2*y^5 + y^6 + 4*y^3*z - 6*y^4*z + 2*y^5*z + 2*y*z^2 - y^2*z^2 - 4*y^3*z^2 + y^4*z^2 + 4*z^3 - 15*y*z^3 + 11*y^2*z^3 - 2*y^3*z^3 - 8*z^4 + 15*y*z^4 - 4*y^2*z^4 + 4*z^5 - 2*y*z^5)* G[0, 0, 1, y])/(y^2*z^2*(-1 + y + z)) - ((2*y^6 - 8*y^7 + 12*y^8 - 8*y^9 + 2*y^10 + 4*y^5*z - 18*y^6*z + 31*y^7*z - 24*y^8*z + 7*y^9*z - 2*y^5*z^2 + 11*y^6*z^2 - 14*y^7*z^2 + 5*y^8*z^2 + 25*y^4*z^3 - 54*y^5*z^3 + 36*y^6*z^3 - 9*y^7*z^3 - 22*y^2*z^4 + 75*y^3*z^4 - 132*y^4*z^4 + 93*y^5*z^4 - 19*y^6*z^4 - 12*y*z^5 + 97*y^2*z^5 - 187*y^3*z^5 + 138*y^4*z^5 - 23*y^5*z^5 - 4*z^6 + 51*y*z^6 - 159*y^2*z^6 + 150*y^3*z^6 - 33*y^4*z^6 + 12*z^7 - 70*y*z^7 + 102*y^2*z^7 - 35*y^3*z^7 - 12*z^8 + 35*y*z^8 - 19*y^2*z^8 + 4*z^9 - 4*y*z^9)*G[0, 1, 0, y])/ (y^2*z^2*(-1 + y + z)^2*(y + z)^3) + ((2*y^3 - 4*y^4 + 2*y^5 - 5*y^3*z + 5*y^4*z + 2*y*z^2 - 4*y^2*z^2 + 3*y^3*z^2 + 2*z^3 - 3*y*z^3 + y^2*z^3 - 2*z^4 + y*z^4)* G[0, 1, 1, y])/(y^2*z^2) + ((-2*y + 5*y^2 - 4*y^3 + y^4 - 2*y^2*z + 2*y^3*z - 2*z^2 + 3*y*z^2 + y^2*z^2 + z^3)* G[1, 0, 0, y])/(z^2*(-1 + y + z)) + ((-2*y^3 + 5*y^4 - 4*y^5 + y^6 + 3*y^3*z - 8*y^4*z + 5*y^5*z - 2*y*z^2 + 2*y^2*z^2 - 5*y^3*z^2 + 7*y^4*z^2 - 2*z^3 + 10*y*z^3 - 8*y^2*z^3 + 5*y^3*z^3 + 6*z^4 - 11*y*z^4 + 4*y^2*z^4 - 4*z^5 + 2*y*z^5)*G[1, 0, 1, y])/(y^2*z^2*(-1 + y + z)) + ((-y^6 + 3*y^7 - 3*y^8 + y^9 - y^5*z - 4*y^6*z + 16*y^7*z - 16*y^8*z + 5*y^9*z + 3*y^4*z^2 - 36*y^5*z^2 + 90*y^6*z^2 - 82*y^7*z^2 + 25*y^8*z^2 + y^3*z^3 - 57*y^4*z^3 + 168*y^5*z^3 - 161*y^6*z^3 + 49*y^7*z^3 + 22*y^2*z^4 - 88*y^3*z^4 + 203*y^4*z^4 - 188*y^5*z^4 + 49*y^6*z^4 + 12*y*z^5 - 99*y^2*z^5 + 210*y^3*z^5 - 180*y^4*z^5 + 35*y^5*z^5 + 4*z^6 - 51*y*z^6 + 162*y^2*z^6 - 160*y^3*z^6 + 35*y^4*z^6 - 12*z^7 + 70*y*z^7 - 103*y^2*z^7 + 35*y^3*z^7 + 12*z^8 - 35*y*z^8 + 19*y^2*z^8 - 4*z^9 + 4*y*z^9)*G[1, 1, 0, y])/(y^2*z^2*(-1 + y + z)^2* (y + z)^3) - ((-1 + y + z)*(-3*y^3 + 3*y^4 + 4*y^2*z + 6*z^3 - 3*y*z^3)*G[1, 1, 1, y])/(y^2*z^2)) + (((-2*I)*Pi*z*(2 - 2*y + y^2 - 2*z + y*z))/y^2 - (z*(-13 + 32*y - 27*y^2 + 8*y^3 + 26*z - 40*y*z + 14*y^2*z - 13*z^2 + 8*y*z^2))/(y^2*(-1 + y + z)))*G[1, 1 - y, 0, z] + (((-2*I)*Pi*(-2 + y)*z*(-1 + y + z))/y^2 - (z*(-17 + 48*y - 45*y^2 + 14*y^3 + 42*z - 78*y*z + 34*y^2*z - 33*z^2 + 30*y*z^2 + 8*z^3))/(y^2*(-1 + y + z)))* G[1 - y, 0, 0, z] + (((2*I)*Pi*(-2 + y)*z*(-1 + y + z))/y^2 + ((-1 + y + z)*(-2*y^2 + 2*y^3 + 2*y^2*z - 9*z^2 + 6*y*z^2 - 8*z^3))/ (y^2*z))*G[1 - y, 0, 1 - y, z] + (((-2*I)*Pi*(-y^4 + y^5 - 7*y^3*z + 11*y^4*z - 7*y^5*z + y^6*z - 7*y^2*z^2 + 28*y^3*z^2 - 30*y^4*z^2 + 5*y^5*z^2 - 7*y*z^3 + 33*y^2*z^3 - 48*y^3*z^3 + 10*y^4*z^3 - 2*z^4 + 19*y*z^4 - 36*y^2*z^4 + 10*y^3*z^4 + 4*z^5 - 13*y*z^5 + 5*y^2*z^5 - 2*z^6 + y*z^6))/(y^2*(-1 + y + z)*(y + z)^3) - (-5*y^4 + 29*y^5 - 73*y^6 + 95*y^7 - 62*y^8 + 16*y^9 - 34*y^3*z + 175*y^4*z - 400*y^5*z + 493*y^6*z - 316*y^7*z + 82*y^8*z - 41*y^2*z^2 + 305*y^3*z^2 - 819*y^4*z^2 + 1071*y^5*z^2 - 694*y^6*z^2 + 178*y^7*z^2 - 33*y*z^3 + 271*y^2*z^3 - 838*y^3*z^3 + 1205*y^4*z^3 - 807*y^5*z^3 + 204*y^6*z^3 - 9*z^4 + 119*y*z^4 - 439*y^2*z^4 + 683*y^3*z^4 - 452*y^4*z^4 + 104*y^5*z^4 + 19*z^5 - 96*y*z^5 + 125*y^2*z^5 - 8*y^3*z^5 - 34*y^4*z^5 - 3*z^6 - 41*y*z^6 + 128*y^2*z^6 - 82*y^3*z^6 - 15*z^7 + 59*y*z^7 - 44*y^2*z^7 + 8*z^8 - 8*y*z^8)/((-1 + y)*y^2*(-1 + y + z)^2* (y + z)^3))*G[1 - y, 1, 0, z] + (((2*I)*Pi*(-2 + y)*z*(-1 + y + z))/y^2 + ((-1 + y + z)*(-2*y^2 + 2*y^3 + 2*y^2*z - 9*z^2 + 6*y*z^2 - 8*z^3))/ (y^2*z))*G[1 - y, 1 - y, 0, z] + ((-1 + y + z)*(-3*y^2 + 3*y^3 + 11*y*z + 6*z^2 - 3*y*z^2)* G[1 - y, 1 - y, 1 - y, z])/(y*z*(y + z)) + (((-2*I)*Pi*(-3*y + 3*y^2 + 8*y*z - 6*y^3*z + z^2 - 8*y*z^2 - 3*y^2*z^2 + 2*y^3*z^2 - 3*z^3 + 4*y*z^3 + 3*z^4 - y*z^4 - z^5))/ (y*(-1 + z)^3*z) + (4*y^4 - 12*y^5 + 12*y^6 - 4*y^7 + 4*y^3*z - 45*y^4*z + 90*y^5*z - 61*y^6*z + 12*y^7*z + 8*y^2*z^2 - 56*y^3*z^2 + 177*y^4*z^2 - 218*y^5*z^2 + 101*y^6*z^2 - 12*y^7*z^2 + 10*y*z^3 - 55*y^2*z^3 + 171*y^3*z^3 - 277*y^4*z^3 + 194*y^5*z^3 - 49*y^6*z^3 + 4*y^7*z^3 + 4*z^4 - 52*y*z^4 + 142*y^2*z^4 - 208*y^3*z^4 + 170*y^4*z^4 - 61*y^5*z^4 + 9*y^6*z^4 - 24*z^5 + 126*y*z^5 - 198*y^2*z^5 + 135*y^3*z^5 - 46*y^4*z^5 + 7*y^5*z^5 + 56*z^6 - 174*y*z^6 + 168*y^2*z^6 - 59*y^3*z^6 + 5*y^4*z^6 - 64*z^7 + 136*y*z^7 - 83*y^2*z^7 + 13*y^3*z^7 + 36*z^8 - 54*y*z^8 + 18*y^2*z^8 - 8*z^9 + 8*y*z^9)/ ((-1 + y)*y^2*(-1 + z)^3*z^2*(y + z)))*G[1 - y, -y, 1 - y, z] + (((2*I)*Pi*(-1 + y + z)*(-y - 2*z + y*z))/y^2 + ((-1 + y + z)*(-2*y^2 + 2*y^3 - 2*y*z + 2*y^2*z - 13*z^2 + 8*y*z^2))/ (y^2*z))*G[-y, 0, 1 - y, z] + (((2*I)*Pi*(-1 + y + z)*(-y - 2*z + y*z))/y^2 + ((-1 + y + z)*(-2*y^2 + 2*y^3 - 2*y*z + 2*y^2*z - 13*z^2 + 8*y*z^2))/ (y^2*z))*G[-y, 1 - y, 0, z] + (((2*I)*Pi*(-1 + y + z)*(-y^3 + y^4 + 2*y^2*z + 2*z^3 - y*z^3))/ (y^2*z^2) + (10*y^4 - 20*y^5 + 10*y^6 + 12*y^3*z - 63*y^4*z + 71*y^5*z - 20*y^6*z + 2*y^2*z^2 - 56*y^3*z^2 + 123*y^4*z^2 - 66*y^5*z^2 + 10*y^6*z^2 - 7*y*z^3 - 4*y^2*z^3 + 71*y^3*z^3 - 73*y^4*z^3 + 23*y^5*z^3 - 9*z^4 + 24*y*z^4 - 7*y^2*z^4 - 22*y^3*z^4 + 19*y^4*z^4 + 19*z^5 - 17*y*z^5 + 10*y^2*z^5 + 3*y^3*z^5 - 3*z^6 - 10*y*z^6 - y^2*z^6 - 15*z^7 + 10*y*z^7 + 8*z^8)/(y^2*(-1 + z)^2*z^2*(y + z)))*G[-y, 1 - y, 1 - y, z] + (((2*I)*Pi*(y^3 - 2*y^4 + y^5 - y^3*z + y^4*z - y*z^2 + 2*y^2*z^2 - 2*z^3 + 3*y*z^3 - y^2*z^3 + 2*z^4 - y*z^4))/(y^2*z^2) + (6*y^3 - 12*y^4 + 6*y^5 - 5*y^2*z - 18*y^3*z + 35*y^4*z - 12*y^5*z + 2*y*z^2 + 10*y^2*z^2 + 22*y^3*z^2 - 26*y^4*z^2 + 6*y^5*z^2 - 13*z^3 + 9*y*z^3 - 12*y^2*z^3 - 10*y^3*z^3 + 7*y^4*z^3 + 39*z^4 - 30*y*z^4 + 10*y^2*z^4 + 4*y^3*z^4 - 39*z^5 + 25*y*z^5 - 3*y^2*z^5 + 13*z^6 - 6*y*z^6)/(y^2*(-1 + z)^2*z^2))* G[-y, -y, 1 - y, z] - ((13*y^2 - 45*y^3 + 50*y^4 - 18*y^5 + 6*z - 12*y*z - 34*y^2*z + 105*y^3*z - 75*y^4*z + 6*y^5*z - 30*z^2 + 51*y*z^2 + 18*y^2*z^2 - 69*y^3*z^2 + 30*y^4*z^2 + 60*z^3 - 84*y*z^3 + 20*y^2*z^3 + 3*y^3*z^3 - 5*y^4*z^3 - 60*z^4 + 66*y*z^4 - 23*y^2*z^4 + 6*y^3*z^4 + 30*z^5 - 24*y*z^5 + 6*y^2*z^5 - 6*z^6 + 3*y*z^6)*G[0, 0, 0, 1, y])/(y^2*(-1 + z)^3*(-1 + y + z)) + (3*(-2 + y)*z*(-1 + y + z)*G[0, 0, 0, 1 - y, z])/y^2 + ((-8*y^5 + 44*y^6 - 71*y^7 + 47*y^8 - 12*y^9 - 15*y^4*z + 154*y^5*z - 362*y^6*z + 322*y^7*z - 107*y^8*z + 4*y^9*z - 16*y^2*z^2 + 33*y^3*z^2 + 137*y^4*z^2 - 664*y^5*z^2 + 865*y^6*z^2 - 402*y^7*z^2 + 41*y^8*z^2 - 12*y*z^3 + 127*y^2*z^3 - 175*y^3*z^3 - 378*y^4*z^3 + 1086*y^5*z^3 - 773*y^6*z^3 + 146*y^7*z^3 - 5*y^8*z^3 - 4*z^4 + 87*y*z^4 - 425*y^2*z^4 + 425*y^3*z^4 + 399*y^4*z^4 - 732*y^5*z^4 + 243*y^6*z^4 - 19*y^7*z^4 + 24*z^5 - 259*y*z^5 + 768*y^2*z^5 - 590*y^3*z^5 - 110*y^4*z^5 + 168*y^5*z^5 - 25*y^6*z^5 - 60*z^6 + 410*y*z^6 - 803*y^2*z^6 + 475*y^3*z^6 - 60*y^4*z^6 - 4*y^5*z^6 + 80*z^7 - 370*y*z^7 + 482*y^2*z^7 - 203*y^3*z^7 + 27*y^4*z^7 - 60*z^8 + 187*y*z^8 - 152*y^2*z^8 + 35*y^3*z^8 + 24*z^9 - 47*y*z^9 + 19*y^2*z^9 - 4*z^10 + 4*y*z^10)* G[0, 0, 1, 0, y])/(y^2*(-1 + z)^3*(-1 + y + z)^2*(y + z)^3) + ((2*y^4 - 8*y^5 + 10*y^6 - 4*y^7 + 6*y^3*z - 25*y^4*z + 37*y^5*z - 26*y^6*z + 8*y^7*z - 10*y^2*z^2 + 3*y^3*z^2 + 19*y^4*z^2 - 23*y^5*z^2 + 26*y^6*z^2 - 8*y^7*z^2 - 10*y*z^3 + 81*y^2*z^3 - 137*y^3*z^3 + 127*y^4*z^3 - 28*y^5*z^3 - 23*y^6*z^3 + 2*y^7*z^3 - 4*z^4 + 65*y*z^4 - 261*y^2*z^4 + 377*y^3*z^4 - 234*y^4*z^4 + 14*y^5*z^4 + 7*y^6*z^4 + 20*z^5 - 164*y*z^5 + 415*y^2*z^5 - 414*y^3*z^5 + 129*y^4*z^5 + 2*y^5*z^5 - 40*z^6 + 206*y*z^6 - 340*y^2*z^6 + 197*y^3*z^6 - 20*y^4*z^6 + 40*z^7 - 134*y*z^7 + 134*y^2*z^7 - 32*y^3*z^7 - 20*z^8 + 41*y*z^8 - 19*y^2*z^8 + 4*z^9 - 4*y*z^9)*G[0, 0, 1, 0, z])/(y^2*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3) - (2*(-3*y + 9*y^2 - 6*y^3 + 2*z + 7*y*z - 12*y^2*z + 2*y^3*z - 6*z^2 - 5*y*z^2 + 3*y^2*z^2 + 6*z^3 + y*z^3 - 2*z^4)* G[0, 0, 1, 1, y])/(y*(-1 + z)^3) + (3*(-2 + y)*z*(-1 + y + z)* G[0, 0, 1 - y, 0, z])/y^2 - ((-7*y^2 + 14*y^3 - 7*y^4 + y*z + 32*y^2*z - 63*y^3*z + 36*y^4*z - 6*y^5*z + 10*z^2 - 29*y*z^2 - 27*y^2*z^2 + 78*y^3*z^2 - 41*y^4*z^2 + 2*y^5*z^2 - 48*z^3 + 111*y*z^3 - 58*y^2*z^3 - 4*y^3*z^3 + 12*y^4*z^3 + 92*z^4 - 175*y*z^4 + 121*y^2*z^4 - 44*y^3*z^4 - 88*z^5 + 134*y*z^5 - 78*y^2*z^5 + 19*y^3*z^5 + 42*z^6 - 48*y*z^6 + 17*y^2*z^6 - 8*z^7 + 6*y*z^7)*G[0, 0, -y, 1 - y, z])/(y^2*(-1 + z)^3*z*(-1 + y + z)) + ((-8*y^3 + 29*y^4 - 51*y^5 + 42*y^6 - 12*y^7 - 4*y*z - 18*y^2*z + 129*y^3*z - 256*y^4*z + 241*y^5*z - 92*y^6*z + 4*y^7*z + 4*z^2 - 12*y*z^2 + 195*y^2*z^2 - 548*y^3*z^2 + 606*y^4*z^2 - 279*y^5*z^2 + 26*y^6*z^2 - 26*z^3 + 143*y*z^3 - 600*y^2*z^3 + 878*y^3*z^3 - 482*y^4*z^3 + 63*y^5*z^3 + 72*z^4 - 357*y*z^4 + 772*y^2*z^4 - 554*y^3*z^4 + 89*y^4*z^4 + 2*y^5*z^4 - 108*z^5 + 393*y*z^5 - 432*y^2*z^5 + 97*y^3*z^5 + 6*y^4*z^5 + 92*z^6 - 203*y*z^6 + 81*y^2*z^6 + 6*y^3*z^6 - 42*z^7 + 40*y*z^7 + 2*y^2*z^7 + 8*z^8)* G[0, 1, 0, 0, y])/((-1 + z)^3*(-1 + y + z)^2*(y + z)^3) - ((-2*y^4 + 8*y^5 - 10*y^6 + 4*y^7 - 8*y^3*z + 32*y^4*z - 45*y^5*z + 27*y^6*z - 6*y^7*z + 4*y^2*z^2 + 26*y^3*z^2 - 70*y^4*z^2 + 49*y^5*z^2 - 9*y^6*z^2 - 4*y^7*z^2 + 4*y*z^3 - 36*y^2*z^3 + 20*y^3*z^3 - 14*y^4*z^3 + 44*y^5*z^3 - 32*y^6*z^3 + 4*y^7*z^3 + 2*z^4 - 34*y*z^4 + 136*y^2*z^4 - 176*y^3*z^4 + 169*y^4*z^4 - 98*y^5*z^4 + 18*y^6*z^4 - 12*z^5 + 101*y*z^5 - 245*y^2*z^5 + 261*y^3*z^5 - 159*y^4*z^5 + 36*y^5*z^5 + 28*z^6 - 141*y*z^6 + 218*y^2*z^6 - 153*y^3*z^6 + 42*y^4*z^6 - 32*z^7 + 97*y*z^7 - 89*y^2*z^7 + 30*y^3*z^7 + 18*z^8 - 29*y*z^8 + 12*y^2*z^8 - 4*z^9 + 2*y*z^9)*G[0, 1, 0, 0, z])/(y^2*(-1 + z)^2*(-1 + y + z)^2* (y + z)^3) + ((10*y^2 - 33*y^3 + 35*y^4 - 12*y^5 + 2*z - 3*y*z - 31*y^2*z + 78*y^3*z - 55*y^4*z + 4*y^5*z - 12*z^2 + 15*y*z^2 + 29*y^2*z^2 - 52*y^3*z^2 + 25*y^4*z^2 + 28*z^3 - 29*y*z^3 - y^2*z^3 + 2*y^3*z^3 - 5*y^4*z^3 - 32*z^4 + 27*y*z^4 - 11*y^2*z^4 + 5*y^3*z^4 + 18*z^5 - 12*y*z^5 + 4*y^2*z^5 - 4*z^6 + 2*y*z^6)* G[0, 1, 0, 1, y])/(y^2*(-1 + z)^3*(-1 + y + z)) + (2*z*(2 - 2*y + y^2 - 2*z + y*z)*G[0, 1, 0, 1 - y, z])/y^2 - ((-7*y^5 + 28*y^6 - 41*y^7 + 26*y^8 - 6*y^9 + 2*y^3*z - 33*y^4*z + 137*y^5*z - 236*y^6*z + 189*y^7*z - 61*y^8*z + 2*y^9*z + 14*y^2*z^2 - 84*y^3*z^2 + 313*y^4*z^2 - 609*y^5*z^2 + 584*y^6*z^2 - 252*y^7*z^2 + 28*y^8*z^2 + 12*y*z^3 - 133*y^2*z^3 + 478*y^3*z^3 - 982*y^4*z^3 + 1078*y^5*z^3 - 571*y^6*z^3 + 113*y^7*z^3 - 5*y^8*z^3 + 4*z^4 - 87*y*z^4 + 485*y^2*z^4 - 1142*y^3*z^4 + 1417*y^4*z^4 - 864*y^5*z^4 + 226*y^6*z^4 - 21*y^7*z^4 - 24*z^5 + 259*y*z^5 - 908*y^2*z^5 + 1403*y^3*z^5 - 1012*y^4*z^5 + 301*y^5*z^5 - 35*y^6*z^5 + 60*z^6 - 410*y*z^6 + 953*y^2*z^6 - 919*y^3*z^6 + 334*y^4*z^6 - 36*y^5*z^6 - 80*z^7 + 370*y*z^7 - 560*y^2*z^7 + 297*y^3*z^7 - 37*y^4*z^7 + 60*z^8 - 187*y*z^8 + 168*y^2*z^8 - 35*y^3*z^8 - 24*z^9 + 47*y*z^9 - 19*y^2*z^9 + 4*z^10 - 4*y*z^10)*G[0, 1, 1, 0, y])/(y^2*(-1 + z)^3*(-1 + y + z)^2* (y + z)^3) - ((y^4 - 4*y^5 + 5*y^6 - 2*y^7 + 7*y^3*z - 31*y^4*z + 46*y^5*z - 28*y^6*z + 6*y^7*z + 23*y^2*z^2 - 96*y^3*z^2 + 152*y^4*z^2 - 107*y^5*z^2 + 27*y^6*z^2 + 19*y*z^3 - 127*y^2*z^3 + 248*y^3*z^3 - 199*y^4*z^3 + 54*y^5*z^3 + 6*z^4 - 76*y*z^4 + 217*y^2*z^4 - 211*y^3*z^4 + 63*y^4*z^4 - 18*z^5 + 98*y*z^5 - 131*y^2*z^5 + 45*y^3*z^5 + 18*z^6 - 44*y*z^6 + 18*y^2*z^6 - 6*z^7 + 3*y*z^7)*G[0, 1, 1, 0, z])/(y^2*(-1 + y + z)^2*(y + z)^3) + (3*(-2 + y)*z*(-1 + y + z)*G[0, 1, 1, 1, y])/y^2 + (2*z*(2 - 2*y + y^2 - 2*z + y*z)*G[0, 1, 1 - y, 0, z])/y^2 + (3*(-2 + y)*z*(-1 + y + z)*G[0, 1 - y, 0, 0, z])/y^2 + ((2*y^4 - 4*y^5 + 2*y^6 + 10*y^3*z - 24*y^4*z + 23*y^5*z - 11*y^6*z + 2*y^7*z + 2*y^2*z^2 - 32*y^3*z^2 + 65*y^4*z^2 - 52*y^5*z^2 + 10*y^6*z^2 + 2*y*z^3 - 22*y^2*z^3 + 81*y^3*z^3 - 93*y^4*z^3 + 20*y^5*z^3 - 12*y*z^4 + 53*y^2*z^4 - 79*y^3*z^4 + 19*y^4*z^4 - 2*z^5 + 20*y*z^5 - 34*y^2*z^5 + 7*y^3*z^5 + 4*z^6 - 9*y*z^6 - y^2*z^6 - 2*z^7 - y*z^7)*G[0, 1 - y, 1, 0, z])/ (y^2*(-1 + y + z)^2*(y + z)^3) - (3*(-2 + y)*z*(-1 + y + z)* G[0, 1 - y, 1 - y, 1 - y, z])/y^2 + ((-7*y^2 + 14*y^3 - 7*y^4 + y*z + 35*y^2*z - 75*y^3*z + 51*y^4*z - 12*y^5*z - 8*y*z^2 - 53*y^2*z^2 + 111*y^3*z^2 - 61*y^4*z^2 + 4*y^5*z^2 + 2*z^3 + 22*y*z^3 + 12*y^2*z^3 - 39*y^3*z^3 + 17*y^4*z^3 - 8*z^4 - 29*y*z^4 + 37*y^2*z^4 - 25*y^3*z^4 + 12*z^5 + 20*y*z^5 - 31*y^2*z^5 + 14*y^3*z^5 - 8*z^6 - 7*y*z^6 + 7*y^2*z^6 + 2*z^7 + y*z^7)*G[0, 1 - y, -y, 1 - y, z])/(y^2*(-1 + z)^3*z* (-1 + y + z)) - ((-1 + y + z)*(-2*y - 6*z + 3*y*z)* G[0, -y, 0, 1 - y, z])/y^2 - ((-1 + y + z)*(-2*y - 6*z + 3*y*z)* G[0, -y, 1 - y, 0, z])/y^2 + ((-y^3 + 2*y^4 - y^5 + 6*y^2*z - 2*y^3*z - 7*y^4*z + 3*y^5*z - y*z^2 - 22*y^2*z^2 + 25*y^3*z^2 - 3*y^4*z^2 - 3*y^5*z^2 - 4*z^3 + 14*y*z^3 + 17*y^2*z^3 - 23*y^3*z^3 - y^4*z^3 + y^5*z^3 + 16*z^4 - 40*y*z^4 + 17*y^2*z^4 - 4*y^3*z^4 + y^4*z^4 - 24*z^5 + 46*y*z^5 - 27*y^2*z^5 + 5*y^3*z^5 + 16*z^6 - 23*y*z^6 + 9*y^2*z^6 - 4*z^7 + 4*y*z^7)*G[0, -y, 1 - y, 1 - y, z])/(y^2*(-1 + z)^3*z^2) + ((-y^3 + 2*y^4 - y^5 + 4*y^3*z - 7*y^4*z + 3*y^5*z - 3*y*z^2 + 4*y^2*z^2 - 2*y^3*z^2 + 3*y^4*z^2 - 3*y^5*z^2 - 10*z^3 + 28*y*z^3 - 26*y^2*z^3 + 7*y^3*z^3 - 3*y^4*z^3 + y^5*z^3 + 40*z^4 - 73*y*z^4 + 52*y^2*z^4 - 13*y^3*z^4 + y^4*z^4 - 60*z^5 + 81*y*z^5 - 42*y^2*z^5 + 5*y^3*z^5 + 40*z^6 - 40*y*z^6 + 12*y^2*z^6 - 10*z^7 + 7*y*z^7)*G[0, -y, -y, 1 - y, z])/(y^2*(-1 + z)^3*z^2) + (z*(-7 + 4*y + 3*y^2 + 7*z)*G[1, 0, 0, 0, y])/(-1 + y + z)^2 - (z*(6 - 21*y + 31*y^2 - 22*y^3 + 6*y^4 - 18*z + 45*y*z - 40*y^2*z + 9*y^3*z + 18*z^2 - 27*y*z^2 + 9*y^2*z^2 - 6*z^3 + 3*y*z^3)* G[1, 0, 0, 0, z])/(y^2*(-1 + y + z)^2) - ((-y + 5*y^2 - 3*y^3 - 11*y^4 + 16*y^5 - 6*y^6 + 2*z + 3*y*z - 33*y^2*z + 40*y^3*z - y^4*z - 13*y^5*z + 2*y^6*z - 14*z^2 + 3*y*z^2 + 86*y^2*z^2 - 120*y^3*z^2 + 51*y^4*z^2 - 8*y^5*z^2 + 40*z^3 - 22*y*z^3 - 115*y^2*z^3 + 150*y^3*z^3 - 55*y^4*z^3 + 5*y^5*z^3 - 60*z^4 + 33*y*z^4 + 84*y^2*z^4 - 85*y^3*z^4 + 16*y^4*z^4 + 50*z^5 - 21*y*z^5 - 32*y^2*z^5 + 18*y^3*z^5 - 22*z^6 + 5*y*z^6 + 5*y^2*z^6 + 4*z^7)*G[1, 0, 0, 1, y])/ (y^2*(-1 + z)^3*(-1 + y + z)^2) + (z*(2 - 5*y + 5*y^2 - 4*y^3 + 2*y^4 - 6*z + 11*y*z - 8*y^2*z + 6*y^3*z + 6*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)* G[1, 0, 0, 1 - y, z])/(y^2*(-1 + y + z)^2) + ((-y^3 + 2*y^4 + 12*y^5 - 38*y^6 + 37*y^7 - 12*y^8 - 7*y^2*z + 19*y^3*z + 3*y^4*z - 109*y^5*z + 167*y^6*z - 77*y^7*z + 4*y^8*z + y*z^2 + 39*y^2*z^2 - 101*y^3*z^2 + 24*y^4*z^2 + 167*y^5*z^2 - 135*y^6*z^2 + 11*y^7*z^2 - z^3 + 5*y*z^3 - 159*y^2*z^3 + 394*y^3*z^3 - 332*y^4*z^3 + 123*y^5*z^3 - 55*y^6*z^3 + 5*y^7*z^3 + 7*z^4 - 63*y*z^4 + 468*y^2*z^4 - 914*y^3*z^4 + 754*y^4*z^4 - 307*y^5*z^4 + 37*y^6*z^4 - 20*z^5 + 191*y*z^5 - 790*y^2*z^5 + 1088*y^3*z^5 - 607*y^4*z^5 + 106*y^5*z^5 + 30*z^6 - 270*y*z^6 + 714*y^2*z^6 - 612*y^3*z^6 + 156*y^4*z^6 - 25*z^7 + 198*y*z^7 - 320*y^2*z^7 + 127*y^3*z^7 + 11*z^8 - 72*y*z^8 + 55*y^2*z^8 - 2*z^9 + 10*y*z^9)*G[1, 0, 1, 0, y])/(y*(-1 + z)^3*(-1 + y + z)^2* (y + z)^3) - ((-y + 4*y^2 - 5*y^3 + 2*y^4 - 2*z + 12*y*z - 22*y^2*z + 18*y^3*z - 6*y^4*z + 6*z^2 - 21*y*z^2 + 23*y^2*z^2 - 16*y^3*z^2 + 6*y^4*z^2 - 6*z^3 + 8*y*z^3 - 4*y^2*z^3 + 7*y^3*z^3 + 2*z^4 + 4*y*z^4 - y^2*z^4 - 2*y*z^5)*G[1, 0, 1, 0, z])/ (y^2*z*(-1 + y + z)^2) + ((5*y^2 - 8*y^3 - 3*y^4 + 18*y^5 - 12*y^6 + 5*y*z - 35*y^2*z + 29*y^3*z + 39*y^4*z - 48*y^5*z + 4*y^6*z + 2*z^2 - 33*y*z^2 + 98*y^2*z^2 - 35*y^3*z^2 - 55*y^4*z^2 + 14*y^5*z^2 - 12*z^3 + 88*y*z^3 - 144*y^2*z^3 + 33*y^3*z^3 + 9*y^4*z^3 + 28*z^4 - 118*y*z^4 + 115*y^2*z^4 - 25*y^3*z^4 + 2*y^4*z^4 - 32*z^5 + 81*y*z^5 - 45*y^2*z^5 + 6*y^3*z^5 + 18*z^6 - 25*y*z^6 + 6*y^2*z^6 - 4*z^7 + 2*y*z^7)*G[1, 0, 1, 1, y])/ (y^2*(-1 + z)^3*(y + z)^2) + (z*(2 - 5*y + 5*y^2 - 4*y^3 + 2*y^4 - 6*z + 11*y*z - 8*y^2*z + 6*y^3*z + 6*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[1, 0, 1 - y, 0, z])/(y^2*(-1 + y + z)^2) + ((y - y^2 + 2*z - 6*y*z + 3*y^2*z + 2*y*z^2 + y^2*z^2 - 2*z^3 + y*z^3)* G[1, 0, 1 - y, 1 - y, z])/(y^2*z) - ((y^2 - 4*y^3 + 5*y^4 - 2*y^5 + y*z - 6*y^2*z + 13*y^3*z - 14*y^4*z + 6*y^5*z + 2*z^2 - 11*y*z^2 + 28*y^2*z^2 - 59*y^3*z^2 + 72*y^4*z^2 - 30*y^5*z^2 - 8*z^3 + 30*y*z^3 - 48*y^2*z^3 + 91*y^3*z^3 - 82*y^4*z^3 + 10*y^5*z^3 + 10*z^4 - 27*y*z^4 + 10*y^2*z^4 - 21*y^3*z^4 + 19*y^4*z^4 - 7*y*z^5 + 47*y^2*z^5 - 36*y^3*z^5 - 10*z^6 + 27*y*z^6 - 43*y^2*z^6 + 16*y^3*z^6 + 8*z^7 - 16*y*z^7 + 11*y^2*z^7 - 2*z^8 + 3*y*z^8)*G[1, 0, -y, 1 - y, z])/ (y^2*(-1 + z)^3*z^2*(-1 + y + z)) - (2*(3*y^3 - 12*y^4 + 15*y^5 - 6*y^6 - 2*y*z + 10*y^2*z - 48*y^3*z + 73*y^4*z - 38*y^5*z + 2*y^6*z + 2*z^2 + 15*y*z^2 - 77*y^2*z^2 + 147*y^3*z^2 - 98*y^4*z^2 + 11*y^5*z^2 - 4*z^3 - 58*y*z^3 + 162*y^2*z^3 - 138*y^3*z^3 + 25*y^4*z^3 - 5*z^4 + 96*y*z^4 - 123*y^2*z^4 + 32*y^3*z^4 + 19*z^5 - 68*y*z^5 + 28*y^2*z^5 - 17*z^6 + 17*y*z^6 + 5*z^7)*G[1, 1, 0, 0, y])/ ((-1 + z)^3*(-1 + y + z)*(y + z)^3) - ((2*y - 8*y^2 + 10*y^3 - 4*y^4 - 2*z + 4*y*z + 4*y^2*z - 10*y^3*z + 4*y^4*z + 6*z^2 - 17*y*z^2 + 8*y^2*z^2 + 4*y^3*z^2 - 6*z^3 + 14*y*z^3 - 4*y^2*z^3 + 2*z^4 - 3*y*z^4)*G[1, 1, 0, 0, z])/ (y^2*(-1 + y + z)^2) + ((-5*y^2 + 17*y^3 - 22*y^4 + 26*y^5 - 41*y^6 + 37*y^7 - 12*y^8 - 5*y*z + 47*y^2*z - 104*y^3*z + 112*y^4*z - 132*y^5*z + 143*y^6*z - 65*y^7*z + 4*y^8*z - 2*z^2 + 34*y*z^2 - 149*y^2*z^2 + 206*y^3*z^2 - 148*y^4*z^2 + 145*y^5*z^2 - 91*y^6*z^2 + 7*y^7*z^2 + 10*z^3 - 77*y*z^3 + 165*y^2*z^3 - 33*y^3*z^3 - 127*y^4*z^3 + 95*y^5*z^3 - 47*y^6*z^3 + 5*y^7*z^3 - 16*z^4 + 43*y*z^4 + 91*y^2*z^4 - 414*y^3*z^4 + 443*y^4*z^4 - 199*y^5*z^4 + 28*y^6*z^4 + 97*y*z^5 - 398*y^2*z^5 + 583*y^3*z^5 - 341*y^4*z^5 + 65*y^5*z^5 + 30*z^6 - 188*y*z^6 + 386*y^2*z^6 - 317*y^3*z^6 + 83*y^4*z^6 - 38*z^7 + 133*y*z^7 - 162*y^2*z^7 + 62*y^3*z^7 + 20*z^8 - 41*y*z^8 + 25*y^2*z^8 - 4*z^9 + 4*y*z^9)* G[1, 1, 0, 1, y])/(y^2*(-1 + z)^3*(-1 + y + z)^2*(y + z)^2) - (z*(4 - 13*y + 16*y^2 - 8*y^3 + y^4 - 12*z + 28*y*z - 22*y^2*z + 3*y^3*z + 12*z^2 - 17*y*z^2 + 6*y^2*z^2 - 4*z^3 + 2*y*z^3)* G[1, 1, 0, 1 - y, z])/(y^2*(-1 + y + z)^2) - ((-1 - y + 27*y^2 - 65*y^3 + 58*y^4 - 18*y^5 + 7*z - 17*y*z - 45*y^2*z + 118*y^3*z - 69*y^4*z + 6*y^5*z - 20*z^2 + 88*y*z^2 - 52*y^2*z^2 - 18*y^3*z^2 + 6*y^4*z^2 + 30*z^3 - 162*y*z^3 + 156*y^2*z^3 - 58*y^3*z^3 + 5*y^4*z^3 - 25*z^4 + 143*y*z^4 - 111*y^2*z^4 + 23*y^3*z^4 + 11*z^5 - 61*y*z^5 + 25*y^2*z^5 - 2*z^6 + 10*y*z^6)*G[1, 1, 1, 0, y])/(y*(-1 + z)^3*(-1 + y + z)^2) + ((-y + 4*y^2 - 5*y^3 + 2*y^4 - 2*z + 11*y*z - 18*y^2*z + 13*y^3*z - 4*y^4*z + 16*z^2 - 56*y*z^2 + 60*y^2*z^2 - 26*y^3*z^2 + 4*y^4*z^2 - 36*z^3 + 90*y*z^3 - 62*y^2*z^3 + 8*y^3*z^3 + 32*z^4 - 51*y*z^4 + 16*y^2*z^4 - 10*z^5 + 7*y*z^5)*G[1, 1, 1, 0, z])/ (y^2*z*(-1 + y + z)^2) - (z*(4 - 13*y + 16*y^2 - 8*y^3 + y^4 - 12*z + 28*y*z - 22*y^2*z + 3*y^3*z + 12*z^2 - 17*y*z^2 + 6*y^2*z^2 - 4*z^3 + 2*y*z^3)*G[1, 1, 1 - y, 0, z])/(y^2*(-1 + y + z)^2) + (z*(2 - 5*y + 5*y^2 - 4*y^3 + 2*y^4 - 6*z + 11*y*z - 8*y^2*z + 6*y^3*z + 6*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)* G[1, 1 - y, 0, 0, z])/(y^2*(-1 + y + z)^2) + ((y - y^2 + 2*z - 6*y*z + 3*y^2*z + 2*y*z^2 + y^2*z^2 - 2*z^3 + y*z^3)* G[1, 1 - y, 0, 1 - y, z])/(y^2*z) - ((y - 2*y^2 + y^3 + 2*z - 12*y*z + 20*y^2*z - 10*y^3*z + 4*y*z^2 - 6*y^2*z^2 - y^3*z^2 + y^4*z^2 - 12*z^3 + 29*y*z^3 - 22*y^2*z^3 + 5*y^3*z^3 + 16*z^4 - 27*y*z^4 + 10*y^2*z^4 - 6*z^5 + 5*y*z^5)* G[1, 1 - y, 1, 0, z])/(y^2*z*(-1 + y + z)^2) + ((y - y^2 + 2*z - 6*y*z + 3*y^2*z + 2*y*z^2 + y^2*z^2 - 2*z^3 + y*z^3)* G[1, 1 - y, 1 - y, 0, z])/(y^2*z) - ((y^2 - 4*y^3 + 5*y^4 - 2*y^5 + y*z - 6*y^2*z + 13*y^3*z - 14*y^4*z + 6*y^5*z + 2*z^2 - 11*y*z^2 + 28*y^2*z^2 - 59*y^3*z^2 + 72*y^4*z^2 - 30*y^5*z^2 - 8*z^3 + 30*y*z^3 - 48*y^2*z^3 + 91*y^3*z^3 - 82*y^4*z^3 + 10*y^5*z^3 + 10*z^4 - 27*y*z^4 + 10*y^2*z^4 - 21*y^3*z^4 + 19*y^4*z^4 - 7*y*z^5 + 47*y^2*z^5 - 36*y^3*z^5 - 10*z^6 + 27*y*z^6 - 43*y^2*z^6 + 16*y^3*z^6 + 8*z^7 - 16*y*z^7 + 11*y^2*z^7 - 2*z^8 + 3*y*z^8)*G[1, 1 - y, -y, 1 - y, z])/ (y^2*(-1 + z)^3*z^2*(-1 + y + z)) + (3*(-2 + y)*z*(-1 + y + z)* G[1 - y, 0, 0, 0, z])/y^2 - ((-y^4 - y^5 + 13*y^6 - 19*y^7 + 8*y^8 - 5*y^3*z + 8*y^4*z + 30*y^5*z - 68*y^6*z + 35*y^7*z - 9*y^2*z^2 + 40*y^3*z^2 - 9*y^4*z^2 - 71*y^5*z^2 + 56*y^6*z^2 - 7*y*z^3 + 46*y^2*z^3 - 77*y^3*z^3 + 17*y^4*z^3 + 35*y^5*z^3 - 2*z^4 + 29*y*z^4 - 82*y^2*z^4 + 80*y^3*z^4 + 6*z^5 - 37*y*z^5 + 53*y^2*z^5 - 7*y^3*z^5 - 6*z^6 + 14*y*z^6 + 2*z^7 + y*z^7)* G[1 - y, 0, 1, 0, z])/(y^2*z*(-1 + y + z)*(y + z)^3) - (3*(-2 + y)*z*(-1 + y + z)*G[1 - y, 0, 1 - y, 1 - y, z])/y^2 + ((-y^2 + y^3 + y^4 - y^5 - y*z + 12*y^2*z - 7*y^3*z - 7*y^4*z + 3*y^5*z - 2*z^2 + 8*y*z^2 - 38*y^2*z^2 + 25*y^3*z^2 + 3*y^4*z^2 - 3*y^5*z^2 + 10*z^3 - 19*y*z^3 + 42*y^2*z^3 - 13*y^3*z^3 - 9*y^4*z^3 + y^5*z^3 - 20*z^4 + 18*y*z^4 - 7*y^2*z^4 - 14*y^3*z^4 + 4*y^4*z^4 + 20*z^5 - 5*y*z^5 - 14*y^2*z^5 + 8*y^3*z^5 - 10*z^6 - 2*y*z^6 + 6*y^2*z^6 + 2*z^7 + y*z^7)*G[1 - y, 0, -y, 1 - y, z])/ (y^2*(-1 + z)^3*z^2) + ((2*y^4 - 4*y^5 + 2*y^6 + 6*y^3*z - 9*y^4*z + 3*y^5*z - 2*y^6*z + 2*y^7*z - 10*y^2*z^2 + 27*y^3*z^2 - 31*y^4*z^2 + 6*y^5*z^2 + 4*y^6*z^2 - 10*y*z^3 + 65*y^2*z^3 - 103*y^3*z^3 + 51*y^4*z^3 - 7*y^5*z^3 - 4*z^4 + 45*y*z^4 - 123*y^2*z^4 + 101*y^3*z^4 - 29*y^4*z^4 + 12*z^5 - 64*y*z^5 + 87*y^2*z^5 - 35*y^3*z^5 - 12*z^6 + 33*y*z^6 - 19*y^2*z^6 + 4*z^7 - 4*y*z^7)*G[1 - y, 1, 0, 0, z])/(y^2*(-1 + y + z)^2*(y + z)^3) + (z*(6 - 7*y + 3*y^2 - 6*z + 3*y*z)*G[1 - y, 1, 0, 1 - y, z])/y^2 - ((y^4 - 2*y^5 + y^6 + 11*y^3*z - 40*y^4*z + 47*y^5*z - 19*y^6*z + y^7*z + 35*y^2*z^2 - 147*y^3*z^2 + 213*y^4*z^2 - 114*y^5*z^2 + 14*y^6*z^2 + 31*y*z^3 - 206*y^2*z^3 + 397*y^3*z^3 - 277*y^4*z^3 + 52*y^5*z^3 + 10*z^4 - 127*y*z^4 + 368*y^2*z^4 - 347*y^3*z^4 + 89*y^4*z^4 - 30*z^5 + 168*y*z^5 - 234*y^2*z^5 + 80*y^3*z^5 + 30*z^6 - 79*y*z^6 + 37*y^2*z^6 - 10*z^7 + 7*y*z^7)* G[1 - y, 1, 1, 0, z])/(y^2*(-1 + y + z)^2*(y + z)^3) + (z*(6 - 7*y + 3*y^2 - 6*z + 3*y*z)*G[1 - y, 1, 1 - y, 0, z])/y^2 - (3*(-2 + y)*z*(-1 + y + z)*G[1 - y, 1 - y, 0, 1 - y, z])/y^2 + ((-y^4 - y^5 + 13*y^6 - 19*y^7 + 8*y^8 - 5*y^3*z + 4*y^4*z + 38*y^5*z - 72*y^6*z + 35*y^7*z - 9*y^2*z^2 + 16*y^3*z^2 + 49*y^4*z^2 - 110*y^5*z^2 + 61*y^6*z^2 - 7*y*z^3 + 6*y^2*z^3 + 66*y^3*z^3 - 112*y^4*z^3 + 60*y^5*z^3 - 2*z^4 - 5*y*z^4 + 84*y^2*z^4 - 121*y^3*z^4 + 50*y^4*z^4 - 4*z^5 + 56*y*z^5 - 108*y^2*z^5 + 43*y^3*z^5 + 14*z^6 - 50*y*z^6 + 25*y^2*z^6 - 8*z^7 + 6*y*z^7)*G[1 - y, 1 - y, 1, 0, z])/(y^2*z*(-1 + y + z)*(y + z)^3) - (3*(-2 + y)*z*(-1 + y + z)*G[1 - y, 1 - y, 1 - y, 0, z])/y^2 - ((-2*y^5 + 4*y^6 - 2*y^7 - y^3*z + 4*y^4*z + 12*y^5*z - 21*y^6*z + 6*y^7*z + y^2*z^2 + 16*y^3*z^2 - 17*y^4*z^2 - 52*y^5*z^2 + 51*y^6*z^2 - 6*y^7*z^2 + 9*y^2*z^3 - 65*y^3*z^3 + 3*y^4*z^3 + 98*y^5*z^3 - 35*y^6*z^3 + 2*y^7*z^3 + 9*y*z^4 - 64*y^2*z^4 + 123*y^3*z^4 + 9*y^4*z^4 - 50*y^5*z^4 + 9*y^6*z^4 + 4*z^5 - 46*y*z^5 + 149*y^2*z^5 - 146*y^3*z^5 + 17*y^4*z^5 + 10*y^5*z^5 - 16*z^6 + 88*y*z^6 - 164*y^2*z^6 + 97*y^3*z^6 - 8*y^4*z^6 + 24*z^7 - 78*y*z^7 + 86*y^2*z^7 - 24*y^3*z^7 - 16*z^8 + 31*y*z^8 - 17*y^2*z^8 + 4*z^9 - 4*y*z^9)*G[1 - y, 1 - y, -y, 1 - y, z])/ (y^2*(-1 + z)^3*z^2*(y + z)^2) - (2*(-1 + y + z)*(-y - 2*z + y*z)* G[1 - y, -y, 0, 1 - y, z])/y^2 - (2*(-1 + y + z)*(-y - 2*z + y*z)* G[1 - y, -y, 1 - y, 0, z])/y^2 - ((y^4 - 4*y^5 + 5*y^6 - 2*y^7 + 2*y^3*z - 6*y^4*z + 19*y^5*z - 21*y^6*z + 6*y^7*z - 4*y^2*z^2 + 8*y^3*z^2 + 10*y^4*z^2 - 57*y^5*z^2 + 45*y^6*z^2 - 6*y^7*z^2 - 5*y*z^3 + 37*y^2*z^3 - 52*y^3*z^3 - 36*y^4*z^3 + 91*y^5*z^3 - 27*y^6*z^3 + 2*y^7*z^3 - 2*z^4 + 33*y*z^4 - 114*y^2*z^4 + 84*y^3*z^4 + 49*y^4*z^4 - 39*y^5*z^4 + 6*y^6*z^4 + 12*z^5 - 88*y*z^5 + 170*y^2*z^5 - 72*y^3*z^5 - 10*y^4*z^5 + 6*y^5*z^5 - 28*z^6 + 118*y*z^6 - 132*y^2*z^6 + 36*y^3*z^6 + 32*z^7 - 81*y*z^7 + 49*y^2*z^7 - 6*y^3*z^7 - 18*z^8 + 25*y*z^8 - 6*y^2*z^8 + 4*z^9 - 2*y*z^9)* G[1 - y, -y, 1 - y, 1 - y, z])/(y^2*(-1 + z)^3*z^2*(y + z)^2) - ((-3*y^3 + 6*y^4 - 3*y^5 + 12*y^3*z - 21*y^4*z + 9*y^5*z + 2*y*z^2 - 27*y^3*z^2 + 33*y^4*z^2 - 9*y^5*z^2 + 6*z^3 - 16*y*z^3 + 5*y^2*z^3 + 24*y^3*z^3 - 17*y^4*z^3 + 3*y^5*z^3 - 24*z^4 + 39*y*z^4 - 13*y^2*z^4 - 6*y^3*z^4 + 3*y^4*z^4 + 36*z^5 - 41*y*z^5 + 11*y^2*z^5 - 24*z^6 + 19*y*z^6 - 3*y^2*z^6 + 6*z^7 - 3*y*z^7)* G[1 - y, -y, -y, 1 - y, z])/(y^2*(-1 + z)^3*z^2) - ((-2*y + 4*y^2 - 2*y^3 - 4*z + 13*y*z - 11*y^2*z + y^3*z + 6*z^2 - 11*y*z^2 + 2*y^2*z^2 - 2*z^3 + y*z^3)*G[-y, 0, 0, 1 - y, z])/ (y^2*(-1 + y + z)) + ((2*y^5 - 15*y^6 + 32*y^7 - 27*y^8 + 8*y^9 + 7*y^4*z - 52*y^5*z + 124*y^6*z - 122*y^7*z + 43*y^8*z + 5*y^3*z^2 - 71*y^4*z^2 + 205*y^5*z^2 - 230*y^6*z^2 + 93*y^7*z^2 + 25*y^2*z^3 - 97*y^3*z^3 + 222*y^4*z^3 - 246*y^5*z^3 + 103*y^6*z^3 + 13*y*z^4 - 100*y^2*z^4 + 204*y^3*z^4 - 191*y^4*z^4 + 65*y^5*z^4 + 4*z^5 - 47*y*z^5 + 142*y^2*z^5 - 136*y^3*z^5 + 33*y^4*z^5 - 10*z^6 + 55*y*z^6 - 78*y^2*z^6 + 23*y^3*z^6 + 8*z^7 - 24*y*z^7 + 13*y^2*z^7 - 2*z^8 + 3*y*z^8)*G[-y, 0, 1, 0, z])/ (y^2*z*(-1 + y + z)^2*(y + z)^3) - ((-2*y + 4*y^2 - 2*y^3 - 4*z + 13*y*z - 11*y^2*z + y^3*z + 6*z^2 - 11*y*z^2 + 2*y^2*z^2 - 2*z^3 + y*z^3)*G[-y, 0, 1 - y, 0, z])/ (y^2*(-1 + y + z)) - ((-1 + y + z)*(-2*y^3 + 2*y^4 + 3*y^3*z - 2*y*z^2 - 2*z^3 + y*z^3)*G[-y, 0, 1 - y, 1 - y, z])/(y^2*z^2) - ((y^4 - 2*y^5 + y^6 + 4*y^3*z - 6*y^4*z + 2*y^5*z + 3*y*z^2 - 9*y^2*z^2 + 8*y^3*z^2 - 4*y^4*z^2 + 8*z^3 - 27*y*z^3 + 34*y^2*z^3 - 15*y^3*z^3 - 14*z^4 + 28*y*z^4 - 15*y^2*z^4 + 6*z^5 - 5*y*z^5)* G[-y, 0, -y, 1 - y, z])/(y^2*z^2*(-1 + y + z)) - ((-2*y + 4*y^2 - 2*y^3 - 4*z + 13*y*z - 11*y^2*z + y^3*z + 6*z^2 - 11*y*z^2 + 2*y^2*z^2 - 2*z^3 + y*z^3)*G[-y, 1 - y, 0, 0, z])/ (y^2*(-1 + y + z)) - ((-1 + y + z)*(-2*y^3 + 2*y^4 + 3*y^3*z - 2*y*z^2 - 2*z^3 + y*z^3)*G[-y, 1 - y, 0, 1 - y, z])/(y^2*z^2) + ((2*y^5 - 15*y^6 + 32*y^7 - 27*y^8 + 8*y^9 + 7*y^4*z - 52*y^5*z + 124*y^6*z - 122*y^7*z + 43*y^8*z + 5*y^3*z^2 - 71*y^4*z^2 + 205*y^5*z^2 - 230*y^6*z^2 + 93*y^7*z^2 + 25*y^2*z^3 - 97*y^3*z^3 + 222*y^4*z^3 - 246*y^5*z^3 + 103*y^6*z^3 + 13*y*z^4 - 100*y^2*z^4 + 204*y^3*z^4 - 191*y^4*z^4 + 65*y^5*z^4 + 4*z^5 - 47*y*z^5 + 142*y^2*z^5 - 136*y^3*z^5 + 33*y^4*z^5 - 10*z^6 + 55*y*z^6 - 78*y^2*z^6 + 23*y^3*z^6 + 8*z^7 - 24*y*z^7 + 13*y^2*z^7 - 2*z^8 + 3*y*z^8)*G[-y, 1 - y, 1, 0, z])/(y^2*z*(-1 + y + z)^2*(y + z)^3) - ((-1 + y + z)*(-2*y^3 + 2*y^4 + 3*y^3*z - 2*y*z^2 - 2*z^3 + y*z^3)* G[-y, 1 - y, 1 - y, 0, z])/(y^2*z^2) - ((-1 + y + z)*(-3*y^3 + 3*y^4 + 4*y^2*z + 6*z^3 - 3*y*z^3)* G[-y, 1 - y, 1 - y, 1 - y, z])/(y^2*z^2) + ((-y^3 + 2*y^4 - y^5 + y^3*z - 4*y^4*z + 3*y^5*z - y*z^2 - 5*y^2*z^2 + 7*y^3*z^2 + y^4*z^2 + 2*z^3 - 4*y*z^3 + 16*y^2*z^3 - 9*y^3*z^3 - 2*z^4 + 6*y*z^4 - 9*y^2*z^4 - 2*y*z^5)*G[-y, 1 - y, -y, 1 - y, z])/ (y^2*z^2*(-1 + y + z)) - ((-1 + y + z)*(-2*y^3 + 2*y^4 + 3*y^3*z + y*z^2 + 4*z^3 - 2*y*z^3)*G[-y, -y, 0, 1 - y, z])/(y^2*z^2) - ((-1 + y + z)*(-2*y^3 + 2*y^4 + 3*y^3*z + y*z^2 + 4*z^3 - 2*y*z^3)* G[-y, -y, 1 - y, 0, z])/(y^2*z^2) + ((y^3 - 2*y^4 + y^5 - 4*y^3*z + 4*y^4*z + y*z^2 + 2*y^2*z^2 - 2*y^3*z^2 - 2*z^3 + 6*y*z^3 - 8*y^2*z^3 + 2*z^4 - 3*y*z^4)* G[-y, -y, 1 - y, 1 - y, z])/(y^2*z^2) + ((-4*y^3 + 13*y^4 - 14*y^5 + 5*y^6 + 15*y^3*z - 28*y^4*z + 13*y^5*z + 2*y*z^2 - 6*y^2*z^2 - 4*y^3*z^2 + 6*y^4*z^2 + 8*z^3 - 28*y*z^3 + 34*y^2*z^3 - 14*y^3*z^3 - 18*z^4 + 34*y*z^4 - 19*y^2*z^4 + 10*z^5 - 7*y*z^5)*G[-y, -y, -y, 1 - y, z])/(y^2*z^2*(-1 + y + z)) + (((-2*I)*Pi*(9 - 36*y + 45*y^2 - 18*y^3 - 29*z + 84*y*z - 60*y^2*z + 6*y^3*z + 33*z^2 - 60*y*z^2 + 15*y^2*z^2 - 15*z^3 + 12*y*z^3 + 2*z^4))/((-1 + z)^3*(-1 + y + z)) - (-6*y^3 + 18*y^4 - 18*y^5 + 6*y^6 + 12*y^2*z - 29*y^3*z + 42*y^4*z - 63*y^5*z + 56*y^6*z - 18*y^7*z + 30*y*z^2 - 188*y^2*z^2 + 404*y^3*z^2 - 443*y^4*z^2 + 213*y^5*z^2 + 26*y^6*z^2 - 42*y^7*z^2 + 12*z^3 - 181*y*z^3 + 682*y^2*z^3 - 1019*y^3*z^3 + 566*y^4*z^3 + 131*y^5*z^3 - 209*y^6*z^3 + 24*y^7*z^3 - 48*z^4 + 394*y*z^4 - 991*y^2*z^4 + 899*y^3*z^4 - 13*y^4*z^4 - 332*y^5*z^4 + 85*y^6*z^4 + 72*z^5 - 394*y*z^5 + 640*y^2*z^5 - 254*y^3*z^5 - 181*y^4*z^5 + 105*y^5*z^5 - 48*z^6 + 178*y*z^6 - 171*y^2*z^6 + 6*y^3*z^6 + 47*y^4*z^6 + 12*z^7 - 25*y*z^7 + 20*y^2*z^7 - y^3*z^7 - 2*y*z^8 - 4*y^2*z^8)/((-1 + y)*y*(-1 + z)^3*z*(-1 + y + z)*(y + z)^2))* Zeta[3] + G[0, z]*(((-1/3*I)*Pi^3*(2 - 3*y + y^2 - 2*z)*z)/ (-1 + y + z)^2 - ((4*I)*Pi*z*(-2*y^2 + 2*y^3 - z + y*z + 3*y^3*z + 4*z^2 - 7*y*z^2 + 7*y^2*z^2 - 5*z^3 + 6*y*z^3 + 2*z^4))/ (y*(-1 + z)*(-1 + y + z)*(y + z)) - (z*(5*y - y^2 - 4*y^3 - 13*z + 33*y*z - 53*y^2*z + 37*y^3*z + 52*z^2 - 114*y*z^2 + 87*y^2*z^2 - 65*z^3 + 76*y*z^3 + 26*z^4))/ (y*(-1 + z)*(-1 + y + z)*(y + z)) - (Pi^2*(-2*y^4 + 8*y^5 - 12*y^6 + 8*y^7 - 2*y^8 - 5*y^3*z + 29*y^4*z - 59*y^5*z + 53*y^6*z - 20*y^7*z + 2*y^8*z - 4*y^2*z^2 + 70*y^3*z^2 - 205*y^4*z^2 + 228*y^5*z^2 - 101*y^6*z^2 + 12*y^7*z^2 - 7*y*z^3 + 99*y^2*z^3 - 365*y^3*z^3 + 491*y^4*z^3 - 254*y^5*z^3 + 36*y^6*z^3 - 2*z^4 + 56*y*z^4 - 303*y^2*z^4 + 526*y^3*z^4 - 332*y^4*z^4 + 53*y^5*z^4 + 6*z^5 - 98*y*z^5 + 272*y^2*z^5 - 225*y^3*z^5 + 43*y^4*z^5 - 6*z^6 + 56*y*z^6 - 71*y^2*z^6 + 23*y^3*z^6 + 2*z^7 - 7*y*z^7 + 7*y^2*z^7))/ (6*(-1 + y)*y*(-1 + z)*z*(-1 + y + z)^2*(y + z)^2) + (((4*I)*Pi*z*(-1 + y + z)*(-1 + y + 2*z))/y^2 - ((-1 + y + 2*z)*(-y + 2*y^2 + 9*z - 9*y*z - 9*z^2))/y^2 - (Pi^2*z*(2*y^3 - y^4 + 2*y^5 - 8*y^6 + 5*y^7 - 2*y^2*z + 4*y^3*z + 4*y^4*z - 31*y^5*z + 19*y^6*z + 3*y^2*z^2 + 4*y^3*z^2 - 44*y^4*z^2 + 29*y^5*z^2 - 4*y*z^3 + 8*y^2*z^3 - 28*y^3*z^3 + 22*y^4*z^3 - 2*z^4 + 10*y*z^4 - 10*y^2*z^4 + 7*y^3*z^4 + 4*z^5 - 5*y*z^5 - y^2*z^5 - 2*z^6 - y*z^6))/ (6*y^2*(-1 + y + z)^2*(y + z)^3))*G[1, y] + (((2*I)*Pi*z*(-3 + 2*y + y^2 + 3*z))/(-1 + y + z)^2 + (2*(-y^3 + 3*y^4 - 3*y^5 + y^6 - y^2*z + 4*y^3*z - 5*y^4*z + 2*y^5*z - y*z^2 - 2*y^2*z^2 - y^3*z^2 + 4*y^4*z^2 + 3*z^3 - 8*y*z^3 + 3*y^2*z^3 + 9*y^3*z^3 - 5*z^4 + 4*y*z^4 + 9*y^2*z^4 + 2*z^5 + 3*y*z^5))/(z*(-1 + y + z)^2*(y + z)^2))*G[0, 0, y] + (((2*I)*Pi*z*(2 - 2*y + y^2 - 2*z + y*z))/y^2 - (-2*y^3 + 6*y^4 - 6*y^5 + 2*y^6 - y^2*z + 8*y^3*z - 13*y^4*z + 6*y^5*z - 17*z^2 + 61*y*z^2 - 80*y^2*z^2 + 42*y^3*z^2 - 6*y^4*z^2 + 42*z^3 - 114*y*z^3 + 100*y^2*z^3 - 26*y^3*z^3 - 33*z^4 + 61*y*z^4 - 28*y^2*z^4 + 8*z^5 - 8*y*z^5)/ ((-1 + y)*y^2*z*(-1 + y + z)))*G[0, 1, y] + (((2*I)*Pi*z*(2*y - 3*y^2 + 2*y^3 - 2*y^4 + y^5 - 2*z + 6*y^2*z - 9*y^3*z + 3*y^4*z + 3*z^2 + 6*y*z^2 - 15*y^2*z^2 + 3*y^3*z^2 + 2*z^3 - 11*y*z^3 + y^2*z^3 - 3*z^4))/((-1 + y + z)^2* (y + z)^3) - (2*y^4 - 8*y^5 + 12*y^6 - 8*y^7 + 2*y^8 + 3*y^3*z - 15*y^4*z + 27*y^5*z - 21*y^6*z + 6*y^7*z - 13*y^2*z^2 + 35*y^3*z^2 - 36*y^4*z^2 + 18*y^5*z^2 - 4*y^6*z^2 - 6*y*z^3 + 81*y^2*z^3 - 174*y^3*z^3 + 144*y^4*z^3 - 34*y^5*z^3 - 4*z^4 + 55*y*z^4 - 212*y^2*z^4 + 242*y^3*z^4 - 56*y^4*z^4 + 16*z^5 - 109*y*z^5 + 189*y^2*z^5 - 52*y^3*z^5 - 20*z^6 + 68*y*z^6 - 30*y^2*z^6 + 8*z^7 - 8*y*z^7)/(y*z*(-1 + y + z)^2*(y + z)^3))* G[1, 0, y] + (((2*I)*Pi*(-2 + y)*z*(-1 + y + z))/y^2 + ((-1 + y + z)*(-2*y^2 + 2*y^3 + 2*y^2*z - 9*z^2 + 6*y*z^2 - 8*z^3))/(y^2*z))*G[1, 1, y] - (z*(-7 + 4*y + 3*y^2 + 7*z)* G[0, 0, 0, y])/(-1 + y + z)^2 + (z*(6 - 17*y + 19*y^2 - 11*y^3 + 3*y^4 - 16*z + 33*y*z - 24*y^2*z + 9*y^3*z + 14*z^2 - 18*y*z^2 + 6*y^2*z^2 - 4*z^3 + 2*y*z^3)* G[0, 0, 1, y])/(y^2*(-1 + y + z)^2) - (z*(-9*y^4 + 24*y^5 - 17*y^6 + 2*y^7 + 16*y^2*z - 57*y^3*z + 106*y^4*z - 79*y^5*z + 8*y^6*z + 12*y*z^2 - 87*y^2*z^2 + 186*y^3*z^2 - 158*y^4*z^2 + 19*y^5*z^2 + 4*z^3 - 51*y*z^3 + 162*y^2*z^3 - 174*y^3*z^3 + 33*y^4*z^3 - 12*z^4 + 70*y*z^4 - 109*y^2*z^4 + 35*y^3*z^4 + 12*z^5 - 35*y*z^5 + 19*y^2*z^5 - 4*z^6 + 4*y*z^6)*G[0, 1, 0, y])/(y^2*(-1 + y + z)^2*(y + z)^3) - (2*z*G[0, 1, 1, y])/y + (2*z*(2*y - y^2 + 2*y^3 - 2*z + 8*y^2*z + z^2 + 10*y*z^2 + 4*z^3)*G[1, 0, 0, y])/((-1 + y + z)*(y + z)^3) - (z*(4 - 13*y + 16*y^2 - 9*y^3 + 2*y^4 - 14*z + 32*y*z - 26*y^2*z + 6*y^3*z + 16*z^2 - 22*y*z^2 + 9*y^2*z^2 - 6*z^3 + 3*y*z^3)* G[1, 0, 1, y])/(y^2*(-1 + y + z)^2) + (z*(-2*y^3 + 12*y^4 - 14*y^5 + y^6 + 3*y^7 - 14*y^2*z + 57*y^3*z - 76*y^4*z + 22*y^5*z + 7*y^6*z - 12*y*z^2 + 84*y^2*z^2 - 156*y^3*z^2 + 83*y^4*z^2 - 4*y^5*z^2 - 4*z^3 + 51*y*z^3 - 152*y^2*z^3 + 131*y^3*z^3 - 28*y^4*z^3 + 12*z^4 - 70*y*z^4 + 100*y^2*z^4 - 35*y^3*z^4 - 12*z^5 + 35*y*z^5 - 19*y^2*z^5 + 4*z^6 - 4*y*z^6)*G[1, 1, 0, y])/(y^2*(-1 + y + z)^2*(y + z)^3) - (3*(-2 + y)*z*(-1 + y + z)*G[1, 1, 1, y])/y^2 + (z*(2 - 3*y + y^2 - 6*z + 24*y*z - 14*y^2*z + 6*z^2 - 30*y*z^2 + 7*y^2*z^2 - 2*z^3 + 9*y*z^3)*Zeta[3])/((-1 + z)^2* (-1 + y + z)^2)) + G[0, y]*(((-4*I)*Pi*y^2*(-1 + y + 2*z)* (1 - y - z + y*z + z^2))/((-1 + z)*z*(-1 + y + z)*(y + z)) - (y*(-1 + y + 2*z)*(13*y - 13*y^2 - 5*z - 8*y*z + 13*y^2*z + 5*z^2 + 13*y*z^2))/((-1 + z)*z*(-1 + y + z)*(y + z)) + ((I/3)*Pi^3*(-2 + 13*y - 26*y^2 + 21*y^3 - 6*y^4 + 11*z - 44*y*z + 59*y^2*z - 28*y^3*z + 2*y^4*z - 24*z^2 + 54*y*z^2 - 39*y^2*z^2 + 7*y^3*z^2 + 26*z^3 - 28*y*z^3 + 5*y^2*z^3 - 14*z^4 + 5*y*z^4 + y^2*z^4 + 3*z^5))/((-1 + z)^3*(-1 + y + z)^2) + (Pi^2*(y^4 - 3*y^5 + 3*y^6 - y^7 - 5*y^3*z + 21*y^4*z - 30*y^5*z + 17*y^6*z - 3*y^7*z - 7*y^2*z^2 + 66*y^3*z^2 - 136*y^4*z^2 + 89*y^5*z^2 + 5*y^6*z^2 - 17*y^7*z^2 - y*z^3 + 35*y^2*z^3 - 158*y^3*z^3 + 132*y^4*z^3 + 63*y^5*z^3 - 86*y^6*z^3 + 9*y^7*z^3 + 4*z^4 - 15*y*z^4 - 9*y^2*z^4 + 10*y^3*z^4 + 189*y^4*z^4 - 206*y^5*z^4 + 37*y^6*z^4 - 20*z^5 + 74*y*z^5 - 141*y^2*z^5 + 287*y^3*z^5 - 302*y^4*z^5 + 75*y^5*z^5 + 40*z^6 - 126*y*z^6 + 232*y^2*z^6 - 272*y^3*z^6 + 95*y^4*z^6 - 40*z^7 + 99*y*z^7 - 138*y^2*z^7 + 72*y^3*z^7 + 20*z^8 - 35*y*z^8 + 28*y^2*z^8 - 4*z^9 + 4*y*z^9))/(6*y*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^2) + ((4*Pi^2*z)/(3*(-1 + y + z)) - ((4*I)*Pi*z*(-y + y^2 + z + y^3*z - z^2 + 2*y^2*z^2 + y*z^3))/((-1 + y + z)^2*(y + z)^2) - (y^2 - 4*y^3 + 5*y^4 - 2*y^5 - 15*y*z + 23*y^2*z - 3*y^3*z - 5*y^4*z + 12*z^2 + 24*y*z^2 - 30*y^2*z^2 + 6*y^3*z^2 - 3*z^3 - 31*y*z^3 + 19*y^2*z^3 - 9*z^4 + 10*y*z^4)/((-1 + y + z)^2* (y + z)^2))*G[0, z] + (Pi^2*(-y^2 + 5*y^3 - 9*y^4 + 7*y^5 - 2*y^6 + 6*y^2*z - 22*y^3*z + 32*y^4*z - 22*y^5*z + 6*y^6*z - y*z^2 - 19*y^2*z^2 + 87*y^3*z^2 - 145*y^4*z^2 + 108*y^5*z^2 - 30*y^6*z^2 - 4*z^3 + 22*y*z^3 + y^2*z^3 - 151*y^3*z^3 + 244*y^4*z^3 - 122*y^5*z^3 + 10*y^6*z^3 + 24*z^4 - 99*y*z^4 + 118*y^2*z^4 + 49*y^3*z^4 - 119*y^4*z^4 + 29*y^5*z^4 - 60*z^5 + 200*y*z^5 - 256*y^2*z^5 + 114*y^3*z^5 - 20*y^4*z^5 + 80*z^6 - 215*y*z^6 + 237*y^2*z^6 - 109*y^3*z^6 + 17*y^4*z^6 - 60*z^7 + 126*y*z^7 - 103*y^2*z^7 + 27*y^3*z^7 + 24*z^8 - 37*y*z^8 + 17*y^2*z^8 - 4*z^9 + 4*y*z^9)*G[1, z])/(6*y^2*(-1 + z)^3*z^2* (-1 + y + z)^2) + (((4*I)*Pi*(-1 + y + z)*(-y + y^2 - z + 5*y*z - 2*y^2*z + z^2 - 3*y*z^2 + y^2*z^2 + y*z^3))/((-1 + z)^2*z^2) + (9*y - 18*y^2 + 9*y^3 + 21*z - 82*y*z + 79*y^2*z - 18*y^3*z - 51*z^2 + 108*y*z^2 - 54*y^2*z^2 + 9*y^3*z^2 + 39*z^3 - 45*y*z^3 + 21*y^2*z^3 - 9*z^4 + 10*y*z^4)/((-1 + z)^2*z^2) + (Pi^2*(y^5 - 5*y^6 + 10*y^7 - 10*y^8 + 5*y^9 - y^10 + 3*y^4*z - 39*y^5*z + 116*y^6*z - 147*y^7*z + 90*y^8*z - 26*y^9*z + 3*y^10*z + 3*y^3*z^2 - 86*y^4*z^2 + 406*y^5*z^2 - 742*y^6*z^2 + 649*y^7*z^2 - 287*y^8*z^2 + 60*y^9*z^2 - 3*y^10*z^2 + y^2*z^3 - 68*y^3*z^3 + 597*y^4*z^3 - 1669*y^5*z^3 + 2085*y^6*z^3 - 1292*y^7*z^3 + 387*y^8*z^3 - 42*y^9*z^3 + y^10*z^3 - 11*y^2*z^4 + 344*y^3*z^4 - 1767*y^4*z^4 + 3333*y^5*z^4 - 2875*y^6*z^4 + 1164*y^7*z^4 - 191*y^8*z^4 + 11*y^9*z^4 + 13*y*z^5 - 11*y^2*z^5 - 673*y^3*z^5 + 2525*y^4*z^5 - 3289*y^5*z^5 + 1810*y^6*z^5 - 397*y^7*z^5 + 35*y^8*z^5 + 4*z^6 - 94*y*z^6 + 237*y^2*z^6 + 387*y^3*z^6 - 1532*y^4*z^6 + 1298*y^5*z^6 - 350*y^6*z^6 + 37*y^7*z^6 - 24*z^7 + 279*y*z^7 - 682*y^2*z^7 + 484*y^3*z^7 - 81*y^4*z^7 + 85*y^5*z^7 - 31*y^6*z^7 + 60*z^8 - 440*y*z^8 + 907*y^2*z^8 - 860*y^3*z^8 + 489*y^4*z^8 - 126*y^5*z^8 - 80*z^9 + 395*y*z^9 - 631*y^2*z^9 + 473*y^3*z^9 - 148*y^4*z^9 + 60*z^10 - 198*y*z^10 + 219*y^2*z^10 - 90*y^3*z^10 - 24*z^11 + 49*y*z^11 - 29*y^2*z^11 + 4*z^12 - 4*y*z^12))/(6*y^2*(-1 + z)^3*z^2* (-1 + y + z)^2*(y + z)^3))*G[1 - y, z] + (((-2*I)*Pi*(2 - 3*y + y^2 - 2*z)*z)/(-1 + y + z)^2 - (z*(9*y^3 - 17*y^4 + 8*y^5 - 12*y*z + 34*y^2*z - 51*y^3*z + 18*y^4*z - 4*z^2 + 33*y*z^2 - 55*y^2*z^2 + 16*y^3*z^2 + 8*z^3 - 25*y*z^3 + 10*y^2*z^3 - 4*z^4 + 4*y*z^4))/(y*(-1 + y + z)^2* (y + z)^2))*G[0, 0, z] + (((2*I)*Pi*(3 - 3*y - 14*z + 18*y*z - 6*y^2*z + 22*z^2 - 21*y*z^2 + 2*y^2*z^2 - 14*z^3 + 6*y*z^3 + 3*z^4))/((-1 + z)^3*z) + (4*y^2 - 12*y^3 + 12*y^4 - 4*y^5 - y*z - 32*y^2*z + 79*y^3*z - 58*y^4*z + 12*y^5*z + 4*z^2 + 2*y*z^2 + 76*y^2*z^2 - 158*y^3*z^2 + 88*y^4*z^2 - 12*y^5*z^2 - 24*z^3 + 20*y*z^3 - 121*y^2*z^3 + 190*y^3*z^3 - 80*y^4*z^3 + 4*y^5*z^3 + 56*z^4 - 70*y*z^4 + 148*y^2*z^4 - 135*y^3*z^4 + 26*y^4*z^4 - 64*z^5 + 85*y*z^5 - 101*y^2*z^5 + 36*y^3*z^5 + 36*z^6 - 44*y*z^6 + 26*y^2*z^6 - 8*z^7 + 8*y*z^7)/(y*(-1 + z)^3*z^2*(-1 + y + z)))* G[0, 1 - y, z] + (((-2*I)*Pi*(-1 + y)*y*z)/(-1 + y + z)^2 - (z*(-4 + 15*y - 19*y^2 + 8*y^3 + 8*z - 19*y*z + 6*y^2*z - 4*z^2 + 4*y*z^2))/(y*(-1 + y + z)^2))*G[1, 0, z] + (((2*I)*Pi*(-y^3 + y^4 - 2*y*z - 2*y^2*z + 2*y^3*z + 2*z^2 - 3*y*z^2 - 2*y^2*z^2 - 2*z^3 - 6*y*z^3 - 3*z^4))/ ((-1 + y + z)*(y + z)^3) - (2*y^4 - 10*y^5 + 18*y^6 - 14*y^7 + 4*y^8 + 3*y^3*z - 21*y^4*z + 45*y^5*z - 39*y^6*z + 12*y^7*z - 13*y^2*z^2 + 29*y^3*z^2 - 18*y^4*z^2 - 4*y^5*z^2 + 6*y^6*z^2 - 6*y*z^3 + 79*y^2*z^3 - 168*y^3*z^3 + 126*y^4*z^3 - 20*y^5*z^3 - 4*z^4 + 55*y*z^4 - 212*y^2*z^4 + 230*y^3*z^4 - 44*y^4*z^4 + 16*z^5 - 109*y*z^5 + 185*y^2*z^5 - 48*y^3*z^5 - 20*z^6 + 68*y*z^6 - 30*y^2*z^6 + 8*z^7 - 8*y*z^7)/(y*z*(-1 + y + z)^2* (y + z)^3))*G[1 - y, 0, z] + (((-2*I)*Pi*(-1 + y + z)*(-y + y^2 + 2*z))/z^2 - ((-1 + y + z)*(-10*y^2 + 10*y^3 - 3*y*z + 34*y^2*z - 20*y^3*z - 4*z^2 + 6*y*z^2 - 22*y^2*z^2 + 10*y^3*z^2 + 8*z^3 - 7*y*z^3 + 6*y^2*z^3 - 4*z^4 + 4*y*z^4))/(y*(-1 + z)^2*z^2))* G[1 - y, 1 - y, z] + (((-2*I)*Pi*(-1 + y)*y*(-1 + y + z))/z^2 - ((-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 2*y^2*z - 4*z^2 + 4*y*z^2))/(y*z^2))*G[-y, 1 - y, z] + ((4 - 7*y + 3*y^2 - 4*z)*z*G[0, 0, 0, z])/(-1 + y + z)^2 + ((7*y^2 - 21*y^3 + 21*y^4 - 7*y^5 - y*z - 38*y^2*z + 109*y^3*z - 106*y^4*z + 42*y^5*z - 6*y^6*z - 4*z^2 + 22*y*z^2 + 51*y^2*z^2 - 180*y^3*z^2 + 158*y^4*z^2 - 49*y^5*z^2 + 2*y^6*z^2 + 24*z^3 - 99*y*z^3 + 53*y^2*z^3 + 69*y^3*z^3 - 66*y^4*z^3 + 14*y^5*z^3 - 60*z^4 + 200*y*z^4 - 207*y^2*z^4 + 98*y^3*z^4 - 23*y^4*z^4 + 80*z^5 - 215*y*z^5 + 216*y^2*z^5 - 102*y^3*z^5 + 16*y^4*z^5 - 60*z^6 + 126*y*z^6 - 99*y^2*z^6 + 27*y^3*z^6 + 24*z^7 - 37*y*z^7 + 17*y^2*z^7 - 4*z^8 + 4*y*z^8)*G[0, 0, 1 - y, z])/ (y^2*(-1 + z)^3*z*(-1 + y + z)^2) + (2*(-1 + y)*y*z*G[0, 1, 0, z])/ (-1 + y + z)^2 - ((2*y^5 - 4*y^6 + 2*y^7 + 15*y^4*z - 27*y^5*z + 12*y^6*z - 16*y^2*z^2 + 63*y^3*z^2 - 91*y^4*z^2 + 41*y^5*z^2 - 2*y^6*z^2 - 12*y*z^3 + 89*y^2*z^3 - 163*y^3*z^3 + 94*y^4*z^3 - 13*y^5*z^3 - 4*z^4 + 51*y*z^4 - 153*y^2*z^4 + 130*y^3*z^4 - 31*y^4*z^4 + 12*z^5 - 70*y*z^5 + 98*y^2*z^5 - 35*y^3*z^5 - 12*z^6 + 35*y*z^6 - 19*y^2*z^6 + 4*z^7 - 4*y*z^7)* G[0, 1 - y, 0, z])/(y^2*(-1 + y + z)^2*(y + z)^3) - ((-y^3 + 2*y^4 - y^5 + 6*y^2*z - 2*y^3*z - 7*y^4*z + 3*y^5*z - y*z^2 - 22*y^2*z^2 + 25*y^3*z^2 - 3*y^4*z^2 - 3*y^5*z^2 - 4*z^3 + 12*y*z^3 + 17*y^2*z^3 - 23*y^3*z^3 - y^4*z^3 + y^5*z^3 + 16*z^4 - 34*y*z^4 + 17*y^2*z^4 - 4*y^3*z^4 + y^4*z^4 - 24*z^5 + 40*y*z^5 - 27*y^2*z^5 + 5*y^3*z^5 + 16*z^6 - 21*y*z^6 + 9*y^2*z^6 - 4*z^7 + 4*y*z^7)*G[0, 1 - y, 1 - y, z])/(y^2*(-1 + z)^3*z^2) - ((-1 + y + z)*(-y^3 + y^4 - y*z^2 + 5*y^2*z^2 - 4*z^3 + 4*y*z^3)* G[0, -y, 1 - y, z])/(y^2*z^2) + (z*(-4 + 15*y - 17*y^2 + 4*y^3 + 2*y^4 + 12*z - 34*y*z + 24*y^2*z - 2*y^3*z - 12*z^2 + 23*y*z^2 - 7*y^2*z^2 + 4*z^3 - 4*y*z^3)* G[1, 0, 0, z])/(y^2*(-1 + y + z)^2) + ((-y^2 + 5*y^3 - 9*y^4 + 7*y^5 - 2*y^6 + 5*y^2*z - 20*y^3*z + 31*y^4*z - 22*y^5*z + 6*y^6*z - y*z^2 - 15*y^2*z^2 + 77*y^3*z^2 - 139*y^4*z^2 + 108*y^5*z^2 - 30*y^6*z^2 - 4*z^3 + 22*y*z^3 - 4*y^2*z^3 - 133*y^3*z^3 + 233*y^4*z^3 - 122*y^5*z^3 + 10*y^6*z^3 + 24*z^4 - 99*y*z^4 + 118*y^2*z^4 + 35*y^3*z^4 - 112*y^4*z^4 + 29*y^5*z^4 - 60*z^5 + 200*y*z^5 - 251*y^2*z^5 + 118*y^3*z^5 - 20*y^4*z^5 + 80*z^6 - 215*y*z^6 + 233*y^2*z^6 - 109*y^3*z^6 + 16*y^4*z^6 - 60*z^7 + 126*y*z^7 - 102*y^2*z^7 + 27*y^3*z^7 + 24*z^8 - 37*y*z^8 + 17*y^2*z^8 - 4*z^9 + 4*y*z^9)* G[1, 0, 1 - y, z])/(y^2*(-1 + z)^3*z^2*(-1 + y + z)^2) - (z*(4 - 15*y + 17*y^2 - 7*y^3 + y^4 - 12*z + 34*y*z - 24*y^2*z + 2*y^3*z + 12*z^2 - 23*y*z^2 + 7*y^2*z^2 - 4*z^3 + 4*y*z^3)* G[1, 1, 0, z])/(y^2*(-1 + y + z)^2) - ((-y^2 + 2*y^3 - y^4 + y^2*z - 4*y^3*z + 3*y^4*z - 4*z^2 + 15*y*z^2 - 16*y^2*z^2 + 7*y^3*z^2 + 12*z^3 - 34*y*z^3 + 23*y^2*z^3 - 2*y^3*z^3 - 12*z^4 + 23*y*z^4 - 7*y^2*z^4 + 4*z^5 - 4*y*z^5)*G[1, 1 - y, 0, z])/(y^2*z*(-1 + y + z)^2) - ((2*y^5 - 4*y^6 + 2*y^7 + 15*y^4*z - 27*y^5*z + 10*y^6*z + 2*y^7*z - 16*y^2*z^2 + 63*y^3*z^2 - 91*y^4*z^2 + 36*y^5*z^2 + 4*y^6*z^2 - 12*y*z^3 + 89*y^2*z^3 - 163*y^3*z^3 + 91*y^4*z^3 - 7*y^5*z^3 - 4*z^4 + 51*y*z^4 - 153*y^2*z^4 + 131*y^3*z^4 - 29*y^4*z^4 + 12*z^5 - 70*y*z^5 + 99*y^2*z^5 - 35*y^3*z^5 - 12*z^6 + 35*y*z^6 - 19*y^2*z^6 + 4*z^7 - 4*y*z^7)*G[1 - y, 0, 0, z])/ (y^2*(-1 + y + z)^2*(y + z)^3) + ((y^2 - 3*y^3 + 3*y^4 - y^5 - 11*y^2*z + 18*y^3*z - 10*y^4*z + 3*y^5*z + y*z^2 + 32*y^2*z^2 - 49*y^3*z^2 + 24*y^4*z^2 - 3*y^5*z^2 + 4*z^3 - 12*y*z^3 - 27*y^2*z^3 + 39*y^3*z^3 - 10*y^4*z^3 + y^5*z^3 - 16*z^4 + 34*y*z^4 - 12*y^2*z^4 + y^4*z^4 + 24*z^5 - 40*y*z^5 + 26*y^2*z^5 - 5*y^3*z^5 - 16*z^6 + 21*y*z^6 - 9*y^2*z^6 + 4*z^7 - 4*y*z^7)*G[1 - y, 0, 1 - y, z])/ (y^2*(-1 + z)^3*z^2) - (z*(-4 + 15*y - 17*y^2 + 4*y^3 + 2*y^4 + 12*z - 34*y*z + 24*y^2*z - 2*y^3*z - 12*z^2 + 23*y*z^2 - 7*y^2*z^2 + 4*z^3 - 4*y*z^3)*G[1 - y, 1, 0, z])/ (y^2*(-1 + y + z)^2) + ((-2*y^6 + 6*y^7 - 6*y^8 + 2*y^9 - 3*y^5*z + 11*y^6*z - 13*y^7*z + 5*y^8*z + 3*y^4*z^2 - 8*y^5*z^2 + 5*y^6*z^2 + 9*y^3*z^3 - 40*y^4*z^3 + 35*y^5*z^3 - 9*y^6*z^3 + 17*y^2*z^4 - 63*y^3*z^4 + 48*y^4*z^4 - 10*y^5*z^4 + 12*y*z^5 - 63*y^2*z^5 + 59*y^3*z^5 - 13*y^4*z^5 + 4*z^6 - 35*y*z^6 + 57*y^2*z^6 - 20*y^3*z^6 - 8*z^7 + 27*y*z^7 - 15*y^2*z^7 + 4*z^8 - 4*y*z^8)*G[1 - y, 1 - y, 0, z])/(y^2*z^2*(-1 + y + z)* (y + z)^3) + ((-1 + y + z)*(-3*y + 3*y^2 + 4*z)* G[1 - y, 1 - y, 1 - y, z])/z^2 + (2*(-1 + y)*y*(-1 + y + z)* G[1 - y, -y, 1 - y, z])/z^2 + ((y^4 - 2*y^5 + y^6 + 4*y^3*z - 6*y^4*z + 2*y^5*z + y*z^2 - 5*y^2*z^2 + 6*y^3*z^2 - 4*y^4*z^2 + 4*z^3 - 14*y*z^3 + 23*y^2*z^3 - 14*y^3*z^3 - 8*z^4 + 17*y*z^4 - 13*y^2*z^4 + 4*z^5 - 4*y*z^5)*G[-y, 0, 1 - y, z])/ (y^2*z^2*(-1 + y + z)) + ((2*y^6 - 8*y^7 + 12*y^8 - 8*y^9 + 2*y^10 + 4*y^5*z - 18*y^6*z + 31*y^7*z - 24*y^8*z + 7*y^9*z - 2*y^5*z^2 + 11*y^6*z^2 - 14*y^7*z^2 + 5*y^8*z^2 + 25*y^4*z^3 - 54*y^5*z^3 + 36*y^6*z^3 - 9*y^7*z^3 - 22*y^2*z^4 + 75*y^3*z^4 - 132*y^4*z^4 + 93*y^5*z^4 - 19*y^6*z^4 - 12*y*z^5 + 97*y^2*z^5 - 187*y^3*z^5 + 138*y^4*z^5 - 23*y^5*z^5 - 4*z^6 + 51*y*z^6 - 159*y^2*z^6 + 150*y^3*z^6 - 33*y^4*z^6 + 12*z^7 - 70*y*z^7 + 102*y^2*z^7 - 35*y^3*z^7 - 12*z^8 + 35*y*z^8 - 19*y^2*z^8 + 4*z^9 - 4*y*z^9)*G[-y, 1 - y, 0, z])/(y^2*z^2*(-1 + y + z)^2* (y + z)^3) + ((-1 + y + z)*(-y^3 + y^4 - y*z^2 + 5*y^2*z^2 - 4*z^3 + 4*y*z^3)*G[-y, 1 - y, 1 - y, z])/(y^2*z^2) - ((-1 + y + z)*(-2*y^3 + 2*y^4 + y*z^2 - 5*y^2*z^2 + 4*z^3 - 4*y*z^3)* G[-y, -y, 1 - y, z])/(y^2*z^2) + ((-26 + 145*y - 239*y^2 + 162*y^3 - 42*y^4 + 107*z - 496*y*z + 604*y^2*z - 241*y^3*z + 14*y^4*z - 168*z^2 + 618*y*z^2 - 504*y^2*z^2 + 94*y^3*z^2 + 122*z^3 - 328*y*z^3 + 152*y^2*z^3 - 15*y^3*z^3 - 38*z^4 + 61*y*z^4 - 13*y^2*z^4 + 3*z^5)*Zeta[3])/ ((-1 + z)^3*(-1 + y + z)^2)) + G[1, z]*(((-1/3*I)*Pi^3*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 9*y*z + 15*y^2*z - 10*y^3*z + 2*y^4*z - 6*z^2 + 16*y*z^2 - 14*y^2*z^2 + 3*y^3*z^2 + 6*z^3 - 9*y*z^3 + 3*y^2*z^3 - 2*z^4 + y*z^4))/ (y^2*(-1 + y + z)^2) - (Pi^2*(4*y^3 - 16*y^4 + 20*y^5 - 8*y^6 + 25*y^2*z - 95*y^3*z + 141*y^4*z - 85*y^5*z + 14*y^6*z + 30*y*z^2 - 181*y^2*z^2 + 338*y^3*z^2 - 252*y^4*z^2 + 51*y^5*z^2 + 13*z^3 - 137*y*z^3 + 368*y^2*z^3 - 344*y^3*z^3 + 81*y^4*z^3 - 39*z^4 + 190*y*z^4 - 245*y^2*z^4 + 71*y^3*z^4 + 39*z^5 - 89*y*z^5 + 33*y^2*z^5 - 13*z^6 + 6*y*z^6))/(6*y^2*(-1 + y + z)^2* (y + z)^2) + ((y^2 - 4*y^3 + 5*y^4 - 2*y^5 + y*z - 6*y^2*z + 13*y^3*z - 14*y^4*z + 6*y^5*z + 2*z^2 - 11*y*z^2 + 28*y^2*z^2 - 59*y^3*z^2 + 72*y^4*z^2 - 30*y^5*z^2 - 8*z^3 + 30*y*z^3 - 48*y^2*z^3 + 91*y^3*z^3 - 82*y^4*z^3 + 10*y^5*z^3 + 10*z^4 - 27*y*z^4 + 10*y^2*z^4 - 21*y^3*z^4 + 19*y^4*z^4 - 7*y*z^5 + 47*y^2*z^5 - 36*y^3*z^5 - 10*z^6 + 27*y*z^6 - 43*y^2*z^6 + 16*y^3*z^6 + 8*z^7 - 16*y*z^7 + 11*y^2*z^7 - 2*z^8 + 3*y*z^8)* G[0, 0, 1, y])/(y^2*(-1 + z)^3*z^2*(-1 + y + z)) - ((-y + 5*y^2 - 9*y^3 + 7*y^4 - 2*y^5 + 6*y*z - 22*y^2*z + 32*y^3*z - 22*y^4*z + 6*y^5*z - z^2 - 19*y*z^2 + 87*y^2*z^2 - 145*y^3*z^2 + 108*y^4*z^2 - 30*y^5*z^2 + 7*z^3 + 18*y*z^3 - 158*y^2*z^3 + 245*y^3*z^3 - 122*y^4*z^3 + 10*y^5*z^3 - 20*z^4 + 43*y*z^4 + 72*y^2*z^4 - 122*y^3*z^4 + 29*y^4*z^4 + 30*z^5 - 126*y*z^5 + 87*y^2*z^5 - 17*y^3*z^5 - 25*z^6 + 127*y*z^6 - 96*y^2*z^6 + 16*y^3*z^6 + 11*z^7 - 58*y*z^7 + 25*y^2*z^7 - 2*z^8 + 10*y*z^8)* G[0, 1, 0, y])/(y*(-1 + z)^3*z^2*(-1 + y + z)^2) - ((y^2 - 4*y^3 + 5*y^4 - 2*y^5 + y*z - 6*y^2*z + 13*y^3*z - 14*y^4*z + 6*y^5*z + 2*z^2 - 11*y*z^2 + 28*y^2*z^2 - 59*y^3*z^2 + 72*y^4*z^2 - 30*y^5*z^2 - 8*z^3 + 30*y*z^3 - 48*y^2*z^3 + 91*y^3*z^3 - 82*y^4*z^3 + 10*y^5*z^3 + 10*z^4 - 27*y*z^4 + 10*y^2*z^4 - 21*y^3*z^4 + 19*y^4*z^4 - 7*y*z^5 + 47*y^2*z^5 - 36*y^3*z^5 - 10*z^6 + 27*y*z^6 - 43*y^2*z^6 + 16*y^3*z^6 + 8*z^7 - 16*y*z^7 + 11*y^2*z^7 - 2*z^8 + 3*y*z^8)*G[1, 0, 1, y])/ (y^2*(-1 + z)^3*z^2*(-1 + y + z)) + ((-y + 5*y^2 - 9*y^3 + 7*y^4 - 2*y^5 + 6*y*z - 22*y^2*z + 32*y^3*z - 22*y^4*z + 6*y^5*z - z^2 - 19*y*z^2 + 87*y^2*z^2 - 145*y^3*z^2 + 108*y^4*z^2 - 30*y^5*z^2 + 7*z^3 + 18*y*z^3 - 158*y^2*z^3 + 245*y^3*z^3 - 122*y^4*z^3 + 10*y^5*z^3 - 20*z^4 + 43*y*z^4 + 72*y^2*z^4 - 122*y^3*z^4 + 29*y^4*z^4 + 30*z^5 - 126*y*z^5 + 87*y^2*z^5 - 17*y^3*z^5 - 25*z^6 + 127*y*z^6 - 96*y^2*z^6 + 16*y^3*z^6 + 11*z^7 - 58*y*z^7 + 25*y^2*z^7 - 2*z^8 + 10*y*z^8)* G[1, 1, 0, y])/(y*(-1 + z)^3*z^2*(-1 + y + z)^2) - ((-3*y^2 + 15*y^3 - 27*y^4 + 21*y^5 - 6*y^6 - 3*y*z + 26*y^2*z - 73*y^3*z + 98*y^4*z - 66*y^5*z + 18*y^6*z - 6*z^2 + 41*y*z^2 - 139*y^2*z^2 + 315*y^3*z^2 - 445*y^4*z^2 + 324*y^5*z^2 - 90*y^6*z^2 + 24*z^3 - 117*y*z^3 + 278*y^2*z^3 - 604*y^3*z^3 + 757*y^4*z^3 - 366*y^5*z^3 + 30*y^6*z^3 - 18*z^4 + 61*y*z^4 - 85*y^2*z^4 + 350*y^3*z^4 - 392*y^4*z^4 + 87*y^5*z^4 - 60*z^5 + 225*y*z^5 - 402*y^2*z^5 + 204*y^3*z^5 - 35*y^4*z^5 + 150*z^6 - 437*y*z^6 + 559*y^2*z^6 - 284*y^3*z^6 + 44*y^4*z^6 - 144*z^7 + 329*y*z^7 - 286*y^2*z^7 + 77*y^3*z^7 + 66*z^8 - 113*y*z^8 + 52*y^2*z^8 - 12*z^9 + 14*y*z^9)*Zeta[3])/(y^2*(-1 + z)^3*z^2* (-1 + y + z)^2)) + G[1, y]* (((4*I)*Pi*(-1 + y + z)*(y^2 - y^3 - 3*y*z - y^2*z + y^3*z + z^2 + 2*y*z^2 + y^2*z^2 - 3*z^3 + 2*y*z^3 + 2*z^4))/ (y*(-1 + z)*z*(y + z)) + ((-1 + y + z)*(13*y^2 - 13*y^3 - 7*y*z - 10*y^2*z + 13*y^3*z + 13*z^2 - 3*y*z^2 + 15*y^2*z^2 - 39*z^3 + 28*y*z^3 + 26*z^4))/(y*(-1 + z)*z*(y + z)) - ((I/3)*Pi^3*(y^4 - 6*y^5 + 18*y^6 - 28*y^7 + 21*y^8 - 6*y^9 + 7*y^3*z - 33*y^4*z + 91*y^5*z - 152*y^6*z + 131*y^7*z - 46*y^8*z + 2*y^9*z + 7*y^2*z^2 - 72*y^3*z^2 + 220*y^4*z^2 - 380*y^5*z^2 + 366*y^6*z^2 - 156*y^7*z^2 + 13*y^8*z^2 + 7*y*z^3 - 69*y^2*z^3 + 303*y^3*z^3 - 602*y^4*z^3 + 639*y^5*z^3 - 321*y^6*z^3 + 43*y^7*z^3 + 2*z^4 - 48*y*z^4 + 250*y^2*z^4 - 641*y^3*z^4 + 804*y^4*z^4 - 476*y^5*z^4 + 94*y^6*z^4 - 2*y^7*z^4 - 12*z^5 + 136*y*z^5 - 456*y^2*z^5 + 735*y^3*z^5 - 544*y^4*z^5 + 150*y^5*z^5 - 9*y^6*z^5 + 30*z^6 - 205*y*z^6 + 459*y^2*z^6 - 456*y^3*z^6 + 175*y^4*z^6 - 18*y^5*z^6 - 40*z^7 + 175*y*z^7 - 253*y^2*z^7 + 139*y^3*z^7 - 21*y^4*z^7 + 30*z^8 - 82*y*z^8 + 68*y^2*z^8 - 15*y^3*z^8 - 12*z^9 + 18*y*z^9 - 6*y^2*z^9 + 2*z^10 - y*z^10))/(y^2*(-1 + z)^3*(-1 + y + z)^2* (y + z)^3) - (Pi^2*(3*y^5 - 13*y^6 + 22*y^7 - 18*y^8 + 7*y^9 - y^10 - 26*y^4*z + 105*y^5*z - 170*y^6*z + 143*y^7*z - 69*y^8*z + 20*y^9*z - 3*y^10*z - 97*y^3*z^2 + 596*y^4*z^2 - 1415*y^5*z^2 + 1689*y^6*z^2 - 1058*y^7*z^2 + 294*y^8*z^2 + 8*y^9*z^2 - 17*y^10*z^2 - 92*y^2*z^3 + 1011*y^3*z^3 - 3519*y^4*z^3 + 5729*y^5*z^3 - 4773*y^6*z^3 + 1855*y^7*z^3 - 119*y^8*z^3 - 101*y^9*z^3 + 9*y^10*z^3 - 49*y*z^4 + 781*y^2*z^4 - 4147*y^3*z^4 + 9531*y^4*z^4 - 10802*y^5*z^4 + 5934*y^6*z^4 - 1132*y^7*z^4 - 156*y^8*z^4 + 42*y^9*z^4 - 13*z^5 + 350*y*z^5 - 2690*y^2*z^5 + 8861*y^3*z^5 - 13940*y^4*z^5 + 10712*y^5*z^5 - 3520*y^6*z^5 + 172*y^7*z^5 + 68*y^8*z^5 + 78*z^6 - 1034*y*z^6 + 4930*y^2*z^6 - 10853*y^3*z^6 + 11604*y^4*z^6 - 5701*y^5*z^6 + 948*y^6*z^6 + 22*y^7*z^6 - 195*z^7 + 1635*y*z^7 - 5226*y^2*z^7 + 7779*y^3*z^7 - 5427*y^4*z^7 + 1517*y^5*z^7 - 83*y^6*z^7 + 260*z^8 - 1485*y*z^8 + 3221*y^2*z^8 - 3139*y^3*z^8 + 1297*y^4*z^8 - 148*y^5*z^8 - 195*z^9 + 764*y*z^9 - 1082*y^2*z^9 + 629*y^3*z^9 - 116*y^4*z^9 + 78*z^10 - 200*y*z^10 + 164*y^2*z^10 - 44*y^3*z^10 - 13*z^11 + 19*y*z^11 - 6*y^2*z^11))/ (6*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^3) - (Pi^2*(-y^2 + 5*y^3 - 9*y^4 + 7*y^5 - 2*y^6 + 6*y^2*z - 22*y^3*z + 32*y^4*z - 22*y^5*z + 6*y^6*z - y*z^2 - 19*y^2*z^2 + 87*y^3*z^2 - 145*y^4*z^2 + 108*y^5*z^2 - 30*y^6*z^2 + 4*z^3 - 6*y*z^3 + 34*y^2*z^3 - 166*y^3*z^3 + 246*y^4*z^3 - 122*y^5*z^3 + 10*y^6*z^3 - 24*z^4 + 47*y*z^4 - 27*y^2*z^4 + 99*y^3*z^4 - 125*y^4*z^4 + 29*y^5*z^4 + 60*z^5 - 110*y*z^5 - 6*y^2*z^5 + 54*y^3*z^5 - 14*y^4*z^5 - 80*z^6 + 125*y*z^6 + 27*y^2*z^6 - 79*y^3*z^6 + 15*y^4*z^6 + 60*z^7 - 74*y*z^7 - 18*y^2*z^7 + 22*y^3*z^7 - 24*z^8 + 21*y*z^8 + 4*y^2*z^8 + 4*z^9 - 2*y*z^9)* G[1, z])/(6*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2) + (((-2*I)*Pi*(-1 + y + z)*(-y^2 + y^3 + 5*y*z + 2*z^2 - y*z^2))/ (y*z*(y + z)) - ((-1 + y + z)*(13*y^2 - 13*y^3 - 24*y*z - 7*y^2*z + 13*y^3*z - 15*z^2 + 35*y*z^2 - 2*y^2*z^2 + 7*z^3 - 7*y*z^3 + 8*z^4))/(y*(-1 + z)*z*(y + z)) - (Pi^2*(y^2 - 7*y^3 + 18*y^4 - 22*y^5 + 13*y^6 - 3*y^7 - y*z - 3*y^2*z + 39*y^3*z - 98*y^4*z + 105*y^5*z - 51*y^6*z + 9*y^7*z - 2*z^2 + 14*y*z^2 - 6*y^2*z^2 - 122*y^3*z^2 + 291*y^4*z^2 - 259*y^5*z^2 + 93*y^6*z^2 - 9*y^7*z^2 + 8*z^3 - 46*y*z^3 + 44*y^2*z^3 + 188*y^3*z^3 - 404*y^4*z^3 + 262*y^5*z^3 - 55*y^6*z^3 + 3*y^7*z^3 - 6*z^4 + 53*y*z^4 - 95*y^2*z^4 - 101*y^3*z^4 + 230*y^4*z^4 - 99*y^5*z^4 + 12*y^6*z^4 - 20*z^5 + 5*y*z^5 + 109*y^2*z^5 - 43*y^3*z^5 - 30*y^4*z^5 + 13*y^5*z^5 + 50*z^6 - 64*y*z^6 - 72*y^2*z^6 + 62*y^3*z^6 - 7*y^4*z^6 - 48*z^7 + 56*y*z^7 + 26*y^2*z^7 - 16*y^3*z^7 + 22*z^8 - 19*y*z^8 - 4*y^2*z^8 - 4*z^9 + 2*y*z^9))/ (6*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2))*G[1 - y, z] + (((-2*I)*Pi*(2*y^3 - 4*y^4 + 2*y^5 + 2*y^2*z - 13*y^3*z + 15*y^4*z - 4*y^5*z - 9*y^2*z^2 + 22*y^3*z^2 - 10*y^4*z^2 + 2*y^5*z^2 + 2*z^3 - 6*y*z^3 + 11*y^2*z^3 - 9*y^3*z^3 + 3*y^4*z^3 - 10*z^4 + 18*y*z^4 - 7*y^2*z^4 + 2*y^3*z^4 + 18*z^5 - 18*y*z^5 + 3*y^2*z^5 - 14*z^6 + 6*y*z^6 + 4*z^7))/(y^2*(-1 + z)^2*z^2) - (9*y^3 - 18*y^4 + 9*y^5 + 21*y^2*z - 73*y^3*z + 70*y^4*z - 18*y^5*z - y*z^2 - 85*y^2*z^2 + 130*y^3*z^2 - 36*y^4*z^2 + 9*y^5*z^2 + 9*z^3 - 33*y*z^3 + 102*y^2*z^3 - 52*y^3*z^3 + 12*y^4*z^3 - 45*z^4 + 96*y*z^4 - 58*y^2*z^4 + 14*y^3*z^4 + 81*z^5 - 89*y*z^5 + 20*y^2*z^5 - 63*z^6 + 27*y*z^6 + 18*z^7)/ (y^2*(-1 + z)^2*z^2) + (Pi^2*(3*y^6 - 11*y^7 + 15*y^8 - 9*y^9 + 2*y^10 - 6*y^5*z + 13*y^6*z - y^7*z - 13*y^8*z + 7*y^9*z - 37*y^4*z^2 + 153*y^5*z^2 - 192*y^6*z^2 + 71*y^7*z^2 + 5*y^8*z^2 - 43*y^3*z^3 + 283*y^4*z^3 - 496*y^5*z^3 + 265*y^6*z^3 - 9*y^7*z^3 - 44*y^2*z^4 + 278*y^3*z^4 - 617*y^4*z^4 + 418*y^5*z^4 - 19*y^6*z^4 - 19*y*z^5 + 180*y^2*z^5 - 479*y^3*z^5 + 407*y^4*z^5 - 23*y^5*z^5 - 6*z^6 + 72*y*z^6 - 256*y^2*z^6 + 281*y^3*z^6 - 33*y^4*z^6 + 16*z^7 - 88*y*z^7 + 137*y^2*z^7 - 35*y^3*z^7 - 14*z^8 + 39*y*z^8 - 19*y^2*z^8 + 4*z^9 - 4*y*z^9))/(6*y^2*z^2*(-1 + y + z)^2* (y + z)^3))*G[-y, z] + (((-2*I)*Pi*(-2 + y)*z*(-1 + y + z))/ y^2 - (z*(-17 + 48*y - 45*y^2 + 14*y^3 + 42*z - 78*y*z + 34*y^2*z - 33*z^2 + 30*y*z^2 + 8*z^3))/(y^2*(-1 + y + z)))* G[0, 0, z] + (((2*I)*Pi*(-2 + y)*z*(-1 + y + z))/y^2 + ((-1 + y + z)*(-2*y^2 + 2*y^3 + 2*y^2*z - 9*z^2 + 6*y*z^2 - 8*z^3))/(y^2*z))*G[0, 1 - y, z] + (((-2*I)*Pi*(3*y^2 - 3*y^3 - 14*y^2*z + 18*y^3*z - 6*y^4*z + 2*z^2 - 2*y*z^2 + 23*y^2*z^2 - 21*y^3*z^2 + 2*y^4*z^2 - 8*z^3 + 7*y*z^3 - 17*y^2*z^3 + 6*y^3*z^3 + 12*z^4 - 9*y*z^4 + 6*y^2*z^4 - 8*z^5 + 5*y*z^5 - y^2*z^5 + 2*z^6 - y*z^6))/ (y^2*(-1 + z)^3*z) - (4*y^3 - 12*y^4 + 12*y^5 - 4*y^6 - y^2*z - 30*y^3*z + 75*y^4*z - 56*y^5*z + 12*y^6*z + 4*y*z^2 + 58*y^3*z^2 - 132*y^4*z^2 + 82*y^5*z^2 - 12*y^6*z^2 - 17*z^3 + 24*y*z^3 - 9*y^2*z^3 - 80*y^3*z^3 + 150*y^4*z^3 - 74*y^5*z^3 + 4*y^6*z^3 + 76*z^4 - 141*y*z^4 + 61*y^2*z^4 + 73*y^3*z^4 - 87*y^4*z^4 + 24*y^5*z^4 - 134*z^5 + 247*y*z^5 - 110*y^2*z^5 - 27*y^3*z^5 + 18*y^4*z^5 + 116*z^6 - 195*y*z^6 + 79*y^2*z^6 + 2*y^3*z^6 - 49*z^7 + 69*y*z^7 - 20*y^2*z^7 + 8*z^8 - 8*y*z^8)/ ((-1 + y)*y^2*(-1 + z)^3*z^2))*G[0, -y, z] + (((-2*I)*Pi*z*(2 - 2*y + y^2 - 2*z + y*z))/y^2 - (z*(-13 + 32*y - 27*y^2 + 8*y^3 + 26*z - 40*y*z + 14*y^2*z - 13*z^2 + 8*y*z^2))/(y^2*(-1 + y + z)))*G[1, 0, z] + (((2*I)*Pi*(-2 + y)*z*(-1 + y + z))/y^2 + ((-1 + y + z)*(-2*y^2 + 2*y^3 + 2*y^2*z - 9*z^2 + 6*y*z^2 - 8*z^3))/(y^2*z))*G[1 - y, 0, z] + ((-1 + y + z)*(-3*y^2 + 3*y^3 + 11*y*z + 6*z^2 - 3*y*z^2)* G[1 - y, 1 - y, z])/(y*z*(y + z)) + (((-2*I)*Pi*(-3*y + 3*y^2 + 8*y*z - 6*y^3*z + z^2 - 8*y*z^2 - 3*y^2*z^2 + 2*y^3*z^2 - 3*z^3 + 4*y*z^3 + 3*z^4 - y*z^4 - z^5))/ (y*(-1 + z)^3*z) + (4*y^4 - 12*y^5 + 12*y^6 - 4*y^7 + 4*y^3*z - 45*y^4*z + 90*y^5*z - 61*y^6*z + 12*y^7*z + 8*y^2*z^2 - 56*y^3*z^2 + 177*y^4*z^2 - 218*y^5*z^2 + 101*y^6*z^2 - 12*y^7*z^2 + 10*y*z^3 - 55*y^2*z^3 + 171*y^3*z^3 - 277*y^4*z^3 + 194*y^5*z^3 - 49*y^6*z^3 + 4*y^7*z^3 + 4*z^4 - 52*y*z^4 + 142*y^2*z^4 - 208*y^3*z^4 + 170*y^4*z^4 - 61*y^5*z^4 + 9*y^6*z^4 - 24*z^5 + 126*y*z^5 - 198*y^2*z^5 + 135*y^3*z^5 - 46*y^4*z^5 + 7*y^5*z^5 + 56*z^6 - 174*y*z^6 + 168*y^2*z^6 - 59*y^3*z^6 + 5*y^4*z^6 - 64*z^7 + 136*y*z^7 - 83*y^2*z^7 + 13*y^3*z^7 + 36*z^8 - 54*y*z^8 + 18*y^2*z^8 - 8*z^9 + 8*y*z^9)/ ((-1 + y)*y^2*(-1 + z)^3*z^2*(y + z)))*G[1 - y, -y, z] + (((2*I)*Pi*(-1 + y + z)*(-y - 2*z + y*z))/y^2 + ((-1 + y + z)*(-2*y^2 + 2*y^3 - 2*y*z + 2*y^2*z - 13*z^2 + 8*y*z^2))/(y^2*z))*G[-y, 0, z] + (((2*I)*Pi*(-1 + y + z)*(-y^3 + y^4 + 2*y^2*z + 2*z^3 - y*z^3))/ (y^2*z^2) + (10*y^4 - 20*y^5 + 10*y^6 + 12*y^3*z - 63*y^4*z + 71*y^5*z - 20*y^6*z + 2*y^2*z^2 - 56*y^3*z^2 + 123*y^4*z^2 - 66*y^5*z^2 + 10*y^6*z^2 - 7*y*z^3 - 4*y^2*z^3 + 71*y^3*z^3 - 73*y^4*z^3 + 23*y^5*z^3 - 9*z^4 + 24*y*z^4 - 7*y^2*z^4 - 22*y^3*z^4 + 19*y^4*z^4 + 19*z^5 - 17*y*z^5 + 10*y^2*z^5 + 3*y^3*z^5 - 3*z^6 - 10*y*z^6 - y^2*z^6 - 15*z^7 + 10*y*z^7 + 8*z^8)/(y^2*(-1 + z)^2*z^2*(y + z)))*G[-y, 1 - y, z] + (((2*I)*Pi*(y^3 - 2*y^4 + y^5 - y^3*z + y^4*z - y*z^2 + 2*y^2*z^2 - 2*z^3 + 3*y*z^3 - y^2*z^3 + 2*z^4 - y*z^4))/(y^2*z^2) + (6*y^3 - 12*y^4 + 6*y^5 - 5*y^2*z - 18*y^3*z + 35*y^4*z - 12*y^5*z + 2*y*z^2 + 10*y^2*z^2 + 22*y^3*z^2 - 26*y^4*z^2 + 6*y^5*z^2 - 13*z^3 + 9*y*z^3 - 12*y^2*z^3 - 10*y^3*z^3 + 7*y^4*z^3 + 39*z^4 - 30*y*z^4 + 10*y^2*z^4 + 4*y^3*z^4 - 39*z^5 + 25*y*z^5 - 3*y^2*z^5 + 13*z^6 - 6*y*z^6)/ (y^2*(-1 + z)^2*z^2))*G[-y, -y, z] + (3*(-2 + y)*z*(-1 + y + z)*G[0, 0, 0, z])/y^2 - ((-7*y^2 + 14*y^3 - 7*y^4 + y*z + 32*y^2*z - 63*y^3*z + 36*y^4*z - 6*y^5*z + 10*z^2 - 29*y*z^2 - 27*y^2*z^2 + 78*y^3*z^2 - 41*y^4*z^2 + 2*y^5*z^2 - 48*z^3 + 111*y*z^3 - 58*y^2*z^3 - 4*y^3*z^3 + 12*y^4*z^3 + 92*z^4 - 175*y*z^4 + 121*y^2*z^4 - 44*y^3*z^4 - 88*z^5 + 134*y*z^5 - 78*y^2*z^5 + 19*y^3*z^5 + 42*z^6 - 48*y*z^6 + 17*y^2*z^6 - 8*z^7 + 6*y*z^7)*G[0, 0, -y, z])/ (y^2*(-1 + z)^3*z*(-1 + y + z)) + (2*z*(2 - 2*y + y^2 - 2*z + y*z)* G[0, 1, 0, z])/y^2 - (3*(-2 + y)*z*(-1 + y + z)* G[0, 1 - y, 1 - y, z])/y^2 + ((-7*y^2 + 14*y^3 - 7*y^4 + y*z + 35*y^2*z - 75*y^3*z + 51*y^4*z - 12*y^5*z - 8*y*z^2 - 53*y^2*z^2 + 111*y^3*z^2 - 61*y^4*z^2 + 4*y^5*z^2 + 2*z^3 + 22*y*z^3 + 12*y^2*z^3 - 39*y^3*z^3 + 17*y^4*z^3 - 8*z^4 - 29*y*z^4 + 37*y^2*z^4 - 25*y^3*z^4 + 12*z^5 + 20*y*z^5 - 31*y^2*z^5 + 14*y^3*z^5 - 8*z^6 - 7*y*z^6 + 7*y^2*z^6 + 2*z^7 + y*z^7)*G[0, 1 - y, -y, z])/(y^2*(-1 + z)^3*z*(-1 + y + z)) - ((-1 + y + z)*(-2*y - 6*z + 3*y*z)*G[0, -y, 0, z])/y^2 + ((-y^3 + 2*y^4 - y^5 + 6*y^2*z - 2*y^3*z - 7*y^4*z + 3*y^5*z - y*z^2 - 22*y^2*z^2 + 25*y^3*z^2 - 3*y^4*z^2 - 3*y^5*z^2 - 4*z^3 + 14*y*z^3 + 17*y^2*z^3 - 23*y^3*z^3 - y^4*z^3 + y^5*z^3 + 16*z^4 - 40*y*z^4 + 17*y^2*z^4 - 4*y^3*z^4 + y^4*z^4 - 24*z^5 + 46*y*z^5 - 27*y^2*z^5 + 5*y^3*z^5 + 16*z^6 - 23*y*z^6 + 9*y^2*z^6 - 4*z^7 + 4*y*z^7)*G[0, -y, 1 - y, z])/(y^2*(-1 + z)^3*z^2) + ((-y^3 + 2*y^4 - y^5 + 4*y^3*z - 7*y^4*z + 3*y^5*z - 3*y*z^2 + 4*y^2*z^2 - 2*y^3*z^2 + 3*y^4*z^2 - 3*y^5*z^2 - 10*z^3 + 28*y*z^3 - 26*y^2*z^3 + 7*y^3*z^3 - 3*y^4*z^3 + y^5*z^3 + 40*z^4 - 73*y*z^4 + 52*y^2*z^4 - 13*y^3*z^4 + y^4*z^4 - 60*z^5 + 81*y*z^5 - 42*y^2*z^5 + 5*y^3*z^5 + 40*z^6 - 40*y*z^6 + 12*y^2*z^6 - 10*z^7 + 7*y*z^7)*G[0, -y, -y, z])/ (y^2*(-1 + z)^3*z^2) + (z*(2 - 5*y + 5*y^2 - 4*y^3 + 2*y^4 - 6*z + 11*y*z - 8*y^2*z + 6*y^3*z + 6*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[1, 0, 0, z])/(y^2*(-1 + y + z)^2) + ((y - y^2 + 2*z - 6*y*z + 3*y^2*z + 2*y*z^2 + y^2*z^2 - 2*z^3 + y*z^3)*G[1, 0, 1 - y, z])/(y^2*z) - ((y^2 - 4*y^3 + 5*y^4 - 2*y^5 + y*z - 6*y^2*z + 13*y^3*z - 14*y^4*z + 6*y^5*z + 2*z^2 - 11*y*z^2 + 28*y^2*z^2 - 59*y^3*z^2 + 72*y^4*z^2 - 30*y^5*z^2 - 8*z^3 + 30*y*z^3 - 48*y^2*z^3 + 91*y^3*z^3 - 82*y^4*z^3 + 10*y^5*z^3 + 10*z^4 - 27*y*z^4 + 10*y^2*z^4 - 21*y^3*z^4 + 19*y^4*z^4 - 7*y*z^5 + 47*y^2*z^5 - 36*y^3*z^5 - 10*z^6 + 27*y*z^6 - 43*y^2*z^6 + 16*y^3*z^6 + 8*z^7 - 16*y*z^7 + 11*y^2*z^7 - 2*z^8 + 3*y*z^8)*G[1, 0, -y, z])/ (y^2*(-1 + z)^3*z^2*(-1 + y + z)) - (z*(4 - 13*y + 16*y^2 - 8*y^3 + y^4 - 12*z + 28*y*z - 22*y^2*z + 3*y^3*z + 12*z^2 - 17*y*z^2 + 6*y^2*z^2 - 4*z^3 + 2*y*z^3)* G[1, 1, 0, z])/(y^2*(-1 + y + z)^2) + ((y - y^2 + 2*z - 6*y*z + 3*y^2*z + 2*y*z^2 + y^2*z^2 - 2*z^3 + y*z^3)*G[1, 1 - y, 0, z])/(y^2*z) - ((y^2 - 4*y^3 + 5*y^4 - 2*y^5 + y*z - 6*y^2*z + 13*y^3*z - 14*y^4*z + 6*y^5*z + 2*z^2 - 11*y*z^2 + 28*y^2*z^2 - 59*y^3*z^2 + 72*y^4*z^2 - 30*y^5*z^2 - 8*z^3 + 30*y*z^3 - 48*y^2*z^3 + 91*y^3*z^3 - 82*y^4*z^3 + 10*y^5*z^3 + 10*z^4 - 27*y*z^4 + 10*y^2*z^4 - 21*y^3*z^4 + 19*y^4*z^4 - 7*y*z^5 + 47*y^2*z^5 - 36*y^3*z^5 - 10*z^6 + 27*y*z^6 - 43*y^2*z^6 + 16*y^3*z^6 + 8*z^7 - 16*y*z^7 + 11*y^2*z^7 - 2*z^8 + 3*y*z^8)* G[1, 1 - y, -y, z])/(y^2*(-1 + z)^3*z^2*(-1 + y + z)) - (3*(-2 + y)*z*(-1 + y + z)*G[1 - y, 0, 1 - y, z])/y^2 + ((-y^2 + y^3 + y^4 - y^5 - y*z + 12*y^2*z - 7*y^3*z - 7*y^4*z + 3*y^5*z - 2*z^2 + 8*y*z^2 - 38*y^2*z^2 + 25*y^3*z^2 + 3*y^4*z^2 - 3*y^5*z^2 + 10*z^3 - 19*y*z^3 + 42*y^2*z^3 - 13*y^3*z^3 - 9*y^4*z^3 + y^5*z^3 - 20*z^4 + 18*y*z^4 - 7*y^2*z^4 - 14*y^3*z^4 + 4*y^4*z^4 + 20*z^5 - 5*y*z^5 - 14*y^2*z^5 + 8*y^3*z^5 - 10*z^6 - 2*y*z^6 + 6*y^2*z^6 + 2*z^7 + y*z^7)* G[1 - y, 0, -y, z])/(y^2*(-1 + z)^3*z^2) + (z*(6 - 7*y + 3*y^2 - 6*z + 3*y*z)*G[1 - y, 1, 0, z])/y^2 - (3*(-2 + y)*z*(-1 + y + z)*G[1 - y, 1 - y, 0, z])/y^2 - ((-2*y^5 + 4*y^6 - 2*y^7 - y^3*z + 4*y^4*z + 12*y^5*z - 21*y^6*z + 6*y^7*z + y^2*z^2 + 16*y^3*z^2 - 17*y^4*z^2 - 52*y^5*z^2 + 51*y^6*z^2 - 6*y^7*z^2 + 9*y^2*z^3 - 65*y^3*z^3 + 3*y^4*z^3 + 98*y^5*z^3 - 35*y^6*z^3 + 2*y^7*z^3 + 9*y*z^4 - 64*y^2*z^4 + 123*y^3*z^4 + 9*y^4*z^4 - 50*y^5*z^4 + 9*y^6*z^4 + 4*z^5 - 46*y*z^5 + 149*y^2*z^5 - 146*y^3*z^5 + 17*y^4*z^5 + 10*y^5*z^5 - 16*z^6 + 88*y*z^6 - 164*y^2*z^6 + 97*y^3*z^6 - 8*y^4*z^6 + 24*z^7 - 78*y*z^7 + 86*y^2*z^7 - 24*y^3*z^7 - 16*z^8 + 31*y*z^8 - 17*y^2*z^8 + 4*z^9 - 4*y*z^9)*G[1 - y, 1 - y, -y, z])/ (y^2*(-1 + z)^3*z^2*(y + z)^2) - (2*(-1 + y + z)*(-y - 2*z + y*z)* G[1 - y, -y, 0, z])/y^2 - ((y^4 - 4*y^5 + 5*y^6 - 2*y^7 + 2*y^3*z - 6*y^4*z + 19*y^5*z - 21*y^6*z + 6*y^7*z - 4*y^2*z^2 + 8*y^3*z^2 + 10*y^4*z^2 - 57*y^5*z^2 + 45*y^6*z^2 - 6*y^7*z^2 - 5*y*z^3 + 37*y^2*z^3 - 52*y^3*z^3 - 36*y^4*z^3 + 91*y^5*z^3 - 27*y^6*z^3 + 2*y^7*z^3 - 2*z^4 + 33*y*z^4 - 114*y^2*z^4 + 84*y^3*z^4 + 49*y^4*z^4 - 39*y^5*z^4 + 6*y^6*z^4 + 12*z^5 - 88*y*z^5 + 170*y^2*z^5 - 72*y^3*z^5 - 10*y^4*z^5 + 6*y^5*z^5 - 28*z^6 + 118*y*z^6 - 132*y^2*z^6 + 36*y^3*z^6 + 32*z^7 - 81*y*z^7 + 49*y^2*z^7 - 6*y^3*z^7 - 18*z^8 + 25*y*z^8 - 6*y^2*z^8 + 4*z^9 - 2*y*z^9)*G[1 - y, -y, 1 - y, z])/ (y^2*(-1 + z)^3*z^2*(y + z)^2) - ((-3*y^3 + 6*y^4 - 3*y^5 + 12*y^3*z - 21*y^4*z + 9*y^5*z + 2*y*z^2 - 27*y^3*z^2 + 33*y^4*z^2 - 9*y^5*z^2 + 6*z^3 - 16*y*z^3 + 5*y^2*z^3 + 24*y^3*z^3 - 17*y^4*z^3 + 3*y^5*z^3 - 24*z^4 + 39*y*z^4 - 13*y^2*z^4 - 6*y^3*z^4 + 3*y^4*z^4 + 36*z^5 - 41*y*z^5 + 11*y^2*z^5 - 24*z^6 + 19*y*z^6 - 3*y^2*z^6 + 6*z^7 - 3*y*z^7)*G[1 - y, -y, -y, z])/(y^2*(-1 + z)^3*z^2) - ((-2*y + 4*y^2 - 2*y^3 - 4*z + 13*y*z - 11*y^2*z + y^3*z + 6*z^2 - 11*y*z^2 + 2*y^2*z^2 - 2*z^3 + y*z^3)*G[-y, 0, 0, z])/ (y^2*(-1 + y + z)) - ((-1 + y + z)*(-2*y^3 + 2*y^4 + 3*y^3*z - 2*y*z^2 - 2*z^3 + y*z^3)*G[-y, 0, 1 - y, z])/(y^2*z^2) - ((y^4 - 2*y^5 + y^6 + 4*y^3*z - 6*y^4*z + 2*y^5*z + 3*y*z^2 - 9*y^2*z^2 + 8*y^3*z^2 - 4*y^4*z^2 + 8*z^3 - 27*y*z^3 + 34*y^2*z^3 - 15*y^3*z^3 - 14*z^4 + 28*y*z^4 - 15*y^2*z^4 + 6*z^5 - 5*y*z^5)*G[-y, 0, -y, z])/(y^2*z^2*(-1 + y + z)) - ((-1 + y + z)*(-2*y^3 + 2*y^4 + 3*y^3*z - 2*y*z^2 - 2*z^3 + y*z^3)* G[-y, 1 - y, 0, z])/(y^2*z^2) - ((-1 + y + z)*(-3*y^3 + 3*y^4 + 4*y^2*z + 6*z^3 - 3*y*z^3)* G[-y, 1 - y, 1 - y, z])/(y^2*z^2) + ((-y^3 + 2*y^4 - y^5 + y^3*z - 4*y^4*z + 3*y^5*z - y*z^2 - 5*y^2*z^2 + 7*y^3*z^2 + y^4*z^2 + 2*z^3 - 4*y*z^3 + 16*y^2*z^3 - 9*y^3*z^3 - 2*z^4 + 6*y*z^4 - 9*y^2*z^4 - 2*y*z^5)* G[-y, 1 - y, -y, z])/(y^2*z^2*(-1 + y + z)) - ((-1 + y + z)*(-2*y^3 + 2*y^4 + 3*y^3*z + y*z^2 + 4*z^3 - 2*y*z^3)* G[-y, -y, 0, z])/(y^2*z^2) + ((y^3 - 2*y^4 + y^5 - 4*y^3*z + 4*y^4*z + y*z^2 + 2*y^2*z^2 - 2*y^3*z^2 - 2*z^3 + 6*y*z^3 - 8*y^2*z^3 + 2*z^4 - 3*y*z^4)*G[-y, -y, 1 - y, z])/(y^2*z^2) + ((-4*y^3 + 13*y^4 - 14*y^5 + 5*y^6 + 15*y^3*z - 28*y^4*z + 13*y^5*z + 2*y*z^2 - 6*y^2*z^2 - 4*y^3*z^2 + 6*y^4*z^2 + 8*z^3 - 28*y*z^3 + 34*y^2*z^3 - 14*y^3*z^3 - 18*z^4 + 34*y*z^4 - 19*y^2*z^4 + 10*z^5 - 7*y*z^5)*G[-y, -y, -y, z])/ (y^2*z^2*(-1 + y + z)) + ((-30*y^3 + 104*y^4 - 132*y^5 + 102*y^6 - 104*y^7 + 90*y^8 - 30*y^9 - 60*y^2*z + 400*y^3*z - 816*y^4*z + 777*y^5*z - 568*y^6*z + 442*y^7*z - 185*y^8*z + 10*y^9*z - 42*y*z^2 + 506*y^2*z^2 - 1734*y^3*z^2 + 2356*y^4*z^2 - 1619*y^5*z^2 + 874*y^6*z^2 - 357*y^7*z^2 + 20*y^8*z^2 - 12*z^3 + 284*y*z^3 - 1626*y^2*z^3 + 3414*y^3*z^3 - 2867*y^4*z^3 + 929*y^5*z^3 - 9*y^6*z^3 - 136*y^7*z^3 + 15*y^8*z^3 + 66*z^4 - 738*y*z^4 + 2466*y^2*z^4 - 2921*y^3*z^4 + 551*y^4*z^4 + 1042*y^5*z^4 - 682*y^6*z^4 + 95*y^7*z^4 - 138*z^5 + 877*y*z^5 - 1525*y^2*z^5 - 17*y^3*z^5 + 1955*y^4*z^5 - 1418*y^5*z^5 + 263*y^6*z^5 + 120*z^6 - 324*y*z^6 - 385*y^2*z^6 + 1887*y^3*z^6 - 1707*y^4*z^6 + 421*y^5*z^6 - 302*y*z^7 + 1089*y^2*z^7 - 1265*y^3*z^7 + 424*y^4*z^7 - 78*z^8 + 362*y*z^8 - 559*y^2*z^8 + 266*y^3*z^8 + 54*z^9 - 131*y*z^9 + 94*y^2*z^9 - 12*z^10 + 14*y*z^10)*Zeta[3])/(y^2*(-1 + z)^3*(-1 + y + z)^2*(y + z)^3)) + G[1 - y, z]*(((4*I)*Pi*(-1 + y + z)*(y^2 - y^3 - 3*y*z - y^2*z + y^3*z + z^2 + 2*y*z^2 + y^2*z^2 - 3*z^3 + 2*y*z^3 + 2*z^4))/ (y*(-1 + z)*z*(y + z)) + ((-1 + y + z)*(13*y^2 - 13*y^3 - 7*y*z - 10*y^2*z + 13*y^3*z + 13*z^2 - 3*y*z^2 + 15*y^2*z^2 - 39*z^3 + 28*y*z^3 + 26*z^4))/(y*(-1 + z)*z*(y + z)) - ((I/3)*Pi^3*(y^6 - 3*y^7 + 3*y^8 - y^9 + 4*y^5*z - 16*y^6*z + 23*y^7*z - 14*y^8*z + 3*y^9*z + 5*y^4*z^2 - 30*y^5*z^2 + 56*y^6*z^2 - 46*y^7*z^2 + 18*y^8*z^2 - 3*y^9*z^2 - 3*y^3*z^3 - 14*y^4*z^3 + 47*y^5*z^3 - 54*y^6*z^3 + 37*y^7*z^3 - 16*y^8*z^3 + y^9*z^3 - 6*y^2*z^4 + 36*y^3*z^4 - 42*y^4*z^4 + 20*y^5*z^4 + 20*y^6*z^4 - 33*y^7*z^4 + 5*y^8*z^4 - 7*y*z^5 + 50*y^2*z^5 - 145*y^3*z^5 + 160*y^4*z^5 - 57*y^5*z^5 - 28*y^6*z^5 + 10*y^7*z^5 - 2*z^6 + 39*y*z^6 - 147*y^2*z^6 + 251*y^3*z^6 - 162*y^4*z^6 + 12*y^5*z^6 + 9*y^6*z^6 + 10*z^7 - 87*y*z^7 + 206*y^2*z^7 - 206*y^3*z^7 + 62*y^4*z^7 - 20*z^8 + 98*y*z^8 - 146*y^2*z^8 + 77*y^3*z^8 - 9*y^4*z^8 + 20*z^9 - 57*y*z^9 + 48*y^2*z^9 - 10*y^3*z^9 - 10*z^10 + 15*y*z^10 - 5*y^2*z^10 + 2*z^11 - y*z^11))/(y^2*(-1 + z)^3*z^2*(-1 + y + z)*(y + z)^3) - (Pi^2*(6*y^6 - 30*y^7 + 60*y^8 - 60*y^9 + 30*y^10 - 6*y^11 + 18*y^5*z - 122*y^6*z + 326*y^7*z - 444*y^8*z + 326*y^9*z - 122*y^10*z + 18*y^11*z - 17*y^4*z^2 - 32*y^5*z^2 + 419*y^6*z^2 - 1029*y^7*z^2 + 1166*y^8*z^2 - 677*y^9*z^2 + 188*y^10*z^2 - 18*y^11*z^2 - 96*y^3*z^3 + 527*y^4*z^3 - 870*y^5*z^3 + 54*y^6*z^3 + 1361*y^7*z^3 - 1603*y^8*z^3 + 773*y^9*z^3 - 152*y^10*z^3 + 6*y^11*z^3 - 91*y^2*z^4 + 994*y^3*z^4 - 3258*y^4*z^4 + 4464*y^5*z^4 - 2083*y^6*z^4 - 1036*y^7*z^4 + 1478*y^8*z^4 - 512*y^9*z^4 + 44*y^10*z^4 - 49*y*z^5 + 775*y^2*z^5 - 4072*y^3*z^5 + 8964*y^4*z^5 - 9022*y^5*z^5 + 3292*y^6*z^5 + 825*y^7*z^5 - 837*y^8*z^5 + 126*y^9*z^5 - 13*z^6 + 350*y*z^6 - 2676*y^2*z^6 + 8714*y^3*z^6 - 13240*y^4*z^6 + 9242*y^5*z^6 - 2050*y^6*z^6 - 507*y^7*z^6 + 180*y^8*z^6 + 78*z^7 - 1034*y*z^7 + 4914*y^2*z^7 - 10707*y^3*z^7 + 11130*y^4*z^7 - 5035*y^5*z^7 + 534*y^6*z^7 + 114*y^7*z^7 - 195*z^8 + 1635*y*z^8 - 5217*y^2*z^8 + 7707*y^3*z^8 - 5265*y^4*z^8 + 1373*y^5*z^8 - 38*y^6*z^8 + 260*z^9 - 1485*y*z^9 + 3219*y^2*z^9 - 3125*y^3*z^9 + 1275*y^4*z^9 - 138*y^5*z^9 - 195*z^10 + 764*y*z^10 - 1082*y^2*z^10 + 629*y^3*z^10 - 116*y^4*z^10 + 78*z^11 - 200*y*z^11 + 164*y^2*z^11 - 44*y^3*z^11 - 13*z^12 + 19*y*z^12 - 6*y^2*z^12))/ (6*(-1 + y)*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2*(y + z)^3) + (((2*I)*Pi*(-y + y^2 - 3*z)*(-1 + y + z))/z^2 - (2*(y - 3*y^2 + 3*y^3 - y^4 - z + 7*y*z - 9*y^2*z + y^3*z + 2*y^4*z + z^2 - 20*y*z^2 + 23*y^2*z^2 - 3*y^3*z^2 - y^4*z^2 + 3*z^3 + 18*y*z^3 - 17*y^2*z^3 + 3*y^3*z^3 - 5*z^4 - 9*y*z^4 + 6*y^2*z^4 + 2*z^5 + 3*y*z^5))/((-1 + z)^2*z^2*(-1 + y + z)))* G[0, 0, y] + (((-2*I)*Pi*(-y^2 + 2*y^3 - y^4 - y*z + 5*y^2*z - 7*y^3*z + 3*y^4*z + 3*y^3*z^2 - 3*y^4*z^2 + z^3 + 4*y*z^3 - 5*y^2*z^3 - 3*y^3*z^3 + y^4*z^3 - 3*z^4 - 4*y*z^4 + y^2*z^4 + y^3*z^4 + 3*z^5 + y*z^5 - z^6))/(y*(-1 + z)^3*z^2) - (6*y^4 - 18*y^5 + 18*y^6 - 6*y^7 + 9*y^3*z - 45*y^4*z + 81*y^5*z - 63*y^6*z + 18*y^7*z - y^2*z^2 - 24*y^3*z^2 + 89*y^4*z^2 - 121*y^5*z^2 + 75*y^6*z^2 - 18*y^7*z^2 - 6*y*z^3 + 19*y^2*z^3 + 4*y^3*z^3 - 79*y^4*z^3 + 117*y^5*z^3 - 59*y^6*z^3 + 6*y^7*z^3 - 4*z^4 + 36*y*z^4 - 68*y^2*z^4 + 17*y^3*z^4 + 76*y^4*z^4 - 78*y^5*z^4 + 17*y^6*z^4 + 24*z^5 - 102*y*z^5 + 122*y^2*z^5 - 19*y^3*z^5 - 44*y^4*z^5 + 19*y^5*z^5 - 56*z^6 + 158*y*z^6 - 129*y^2*z^6 + 22*y^3*z^6 + 9*y^4*z^6 + 64*z^7 - 132*y*z^7 + 75*y^2*z^7 - 9*y^3*z^7 - 36*z^8 + 54*y*z^8 - 18*y^2*z^8 + 8*z^9 - 8*y*z^9)/((-1 + y)*y^2*(-1 + z)^3*z^2*(y + z)))* G[0, 1, y] + (((2*I)*Pi*(2*y^3 - 11*y^4 + 15*y^5 - 6*y^6 - 2*y*z + 7*y^2*z - 41*y^3*z + 70*y^4*z - 38*y^5*z + 2*y^6*z + 2*z^2 + 12*y*z^2 - 62*y^2*z^2 + 132*y^3*z^2 - 95*y^4*z^2 + 11*y^5*z^2 - 5*z^3 - 45*y*z^3 + 135*y^2*z^3 - 125*y^3*z^3 + 24*y^4*z^3 - z^4 + 75*y*z^4 - 102*y^2*z^4 + 28*y^3*z^4 + 13*z^5 - 53*y*z^5 + 22*y^2*z^5 - 13*z^6 + 13*y*z^6 + 4*z^7))/((-1 + z)^3* (-1 + y + z)*(y + z)^3) + (2*y^4 - 6*y^5 + 6*y^6 - 2*y^7 + 9*y^3*z - 50*y^4*z + 94*y^5*z - 72*y^6*z + 17*y^7*z + 2*y^8*z + 25*y^2*z^2 - 151*y^3*z^2 + 379*y^4*z^2 - 413*y^5*z^2 + 147*y^6*z^2 + 39*y^7*z^2 - 26*y^8*z^2 + 10*y*z^3 - 209*y^2*z^3 + 742*y^3*z^3 - 1085*y^4*z^3 + 560*y^5*z^3 + 107*y^6*z^3 - 148*y^7*z^3 + 12*y^8*z^3 + 4*z^4 - 90*y*z^4 + 726*y^2*z^4 - 1606*y^3*z^4 + 1238*y^4*z^4 + 28*y^5*z^4 - 346*y^6*z^4 + 58*y^7*z^4 - 24*z^5 + 299*y*z^5 - 1296*y^2*z^5 + 1657*y^3*z^5 - 352*y^4*z^5 - 423*y^5*z^5 + 122*y^6*z^5 + 60*z^6 - 500*y*z^6 + 1249*y^2*z^6 - 725*y^3*z^6 - 240*y^4*z^6 + 148*y^5*z^6 - 80*z^7 + 460*y*z^7 - 621*y^2*z^7 + 36*y^3*z^7 + 108*y^4*z^7 + 60*z^8 - 230*y*z^8 + 128*y^2*z^8 + 38*y^3*z^8 - 24*z^9 + 55*y*z^9 - 2*y^2*z^9 + 4*z^10 - 4*y*z^10)/(y*(-1 + z)^3*z* (-1 + y + z)^2*(y + z)^3))*G[1, 0, y] + ((-1 + y + z)*(-3*y^2 + 3*y^3 + 11*y*z + 6*z^2 - 3*y*z^2)* G[1, 1, y])/(y*z*(y + z)) + ((-1 + y + z)*(3*y - 3*y^2 + 7*z)* G[0, 0, 0, y])/z^2 - ((-y^2 + 2*y^3 - y^4 - y*z + 6*y^2*z - 5*y^3*z - 2*z^2 + 8*y*z^2 - 12*y^2*z^2 + 4*y^3*z^2 + 12*z^3 - 21*y*z^3 + 3*y^2*z^3 + 13*y^3*z^3 - 6*y^4*z^3 - 28*z^4 + 25*y*z^4 + 16*y^2*z^4 - 22*y^3*z^4 + 3*y^4*z^4 + 32*z^5 - 14*y*z^5 - 17*y^2*z^5 + 8*y^3*z^5 - 18*z^6 + 3*y*z^6 + 5*y^2*z^6 + 4*z^7)*G[0, 0, 1, y])/(y^2*(-1 + z)^3*z^2) + ((y^4 - 2*y^5 + 2*y^7 - y^8 + 3*y^3*z - 14*y^4*z + 19*y^5*z - 5*y^6*z - 6*y^7*z + 3*y^8*z + 3*y^2*z^2 - 29*y^3*z^2 + 79*y^4*z^2 - 94*y^5*z^2 + 50*y^6*z^2 - 6*y^7*z^2 - 3*y^8*z^2 + y*z^3 - 19*y^2*z^3 + 115*y^3*z^3 - 240*y^4*z^3 + 252*y^5*z^3 - 106*y^6*z^3 + 2*y^7*z^3 + y^8*z^3 - 9*y*z^4 + 55*y^2*z^4 - 212*y^3*z^4 + 358*y^4*z^4 - 254*y^5*z^4 + 42*y^6*z^4 + z^5 + 18*y*z^5 - 29*y^2*z^5 + 97*y^3*z^5 - 145*y^4*z^5 + 45*y^5*z^5 - 5*y^6*z^5 - 6*z^6 + 20*y*z^6 - 159*y^2*z^6 + 205*y^3*z^6 - 102*y^4*z^6 + 10*y^5*z^6 + 14*z^7 - 103*y*z^7 + 307*y^2*z^7 - 255*y^3*z^7 + 55*y^4*z^7 - 16*z^8 + 123*y*z^8 - 203*y^2*z^8 + 76*y^3*z^8 + 9*z^9 - 60*y*z^9 + 45*y^2*z^9 - 2*z^10 + 10*y*z^10)* G[0, 1, 0, y])/(y*(-1 + z)^3*z^2*(-1 + y + z)*(y + z)^3) + ((-y^4 + y^5 + y^6 - y^7 - 2*y^3*z + 4*y^4*z + y^5*z - 6*y^6*z + 3*y^7*z + 4*y^2*z^2 - 3*y^3*z^2 - 4*y^4*z^2 + 6*y^5*z^2 - 3*y^7*z^2 + 5*y*z^3 - 33*y^2*z^3 + 28*y^3*z^3 + 27*y^4*z^3 - 28*y^5*z^3 - 6*y^6*z^3 + y^7*z^3 + 2*z^4 - 33*y*z^4 + 98*y^2*z^4 - 42*y^3*z^4 - 38*y^4*z^4 + y^5*z^4 + 3*y^6*z^4 - 12*z^5 + 88*y*z^5 - 146*y^2*z^5 + 40*y^3*z^5 + y^4*z^5 + 3*y^5*z^5 + 28*z^6 - 118*y*z^6 + 116*y^2*z^6 - 27*y^3*z^6 + 3*y^4*z^6 - 32*z^7 + 81*y*z^7 - 45*y^2*z^7 + 6*y^3*z^7 + 18*z^8 - 25*y*z^8 + 6*y^2*z^8 - 4*z^9 + 2*y*z^9)*G[0, 1, 1, y])/ (y^2*(-1 + z)^3*z^2*(y + z)^2) + ((-2*y^4 + 8*y^5 - 12*y^6 + 8*y^7 - 2*y^8 - 3*y^3*z + 22*y^4*z - 54*y^5*z + 60*y^6*z - 31*y^7*z + 6*y^8*z + 3*y^2*z^2 + 8*y^3*z^2 - 84*y^4*z^2 + 177*y^5*z^2 - 155*y^6*z^2 + 57*y^7*z^2 - 6*y^8*z^2 + 3*y*z^3 - 22*y^2*z^3 - 46*y^3*z^3 + 271*y^4*z^3 - 366*y^5*z^3 + 191*y^6*z^3 - 33*y^7*z^3 + 2*y^8*z^3 + 7*z^4 - 20*y*z^4 - 12*y^2*z^4 + 265*y^3*z^4 - 494*y^4*z^4 + 318*y^5*z^4 - 65*y^6*z^4 + 7*y^7*z^4 - 28*z^5 + 225*y^2*z^5 - 472*y^3*z^5 + 318*y^4*z^5 - 48*y^5*z^5 + 5*y^6*z^5 + 32*z^6 + 126*y*z^6 - 388*y^2*z^6 + 267*y^3*z^6 - 11*y^5*z^6 + 12*z^7 - 223*y*z^7 + 237*y^2*z^7 - 3*y^3*z^7 - 23*y^4*z^7 - 53*z^8 + 150*y*z^8 - 39*y^2*z^8 - 16*y^3*z^8 + 40*z^9 - 36*y*z^9 - 4*y^2*z^9 - 10*z^10)*G[1, 0, 0, y])/((-1 + z)^3*z^2*(-1 + y + z)^2* (y + z)^3) - ((-2*y^5 + 4*y^6 - 2*y^7 - y^3*z - 3*y^4*z + 19*y^5*z - 21*y^6*z + 6*y^7*z + y^2*z^2 + 2*y^3*z^2 + 23*y^4*z^2 - 73*y^5*z^2 + 51*y^6*z^2 - 6*y^7*z^2 + 2*y^2*z^3 - 6*y^3*z^3 - 75*y^4*z^3 + 119*y^5*z^3 - 35*y^6*z^3 + 2*y^7*z^3 + 9*y*z^4 - 38*y^2*z^4 + 30*y^3*z^4 + 73*y^4*z^4 - 57*y^5*z^4 + 9*y^6*z^4 + 4*z^5 - 46*y*z^5 + 113*y^2*z^5 - 81*y^3*z^5 - 2*y^4*z^5 + 10*y^5*z^5 - 16*z^6 + 88*y*z^6 - 142*y^2*z^6 + 80*y^3*z^6 - 8*y^4*z^6 + 24*z^7 - 78*y*z^7 + 81*y^2*z^7 - 24*y^3*z^7 - 16*z^8 + 31*y*z^8 - 17*y^2*z^8 + 4*z^9 - 4*y*z^9)* G[1, 0, 1, y])/(y^2*(-1 + z)^3*z^2*(y + z)^2) + ((y - 5*y^2 + 10*y^3 - 10*y^4 + 5*y^5 - y^6 - 6*y*z + 27*y^2*z - 48*y^3*z + 42*y^4*z - 18*y^5*z + 3*y^6*z + z^2 + 18*y*z^2 - 91*y^2*z^2 + 160*y^3*z^2 - 127*y^4*z^2 + 42*y^5*z^2 - 3*y^6*z^2 - 7*z^3 - 11*y*z^3 + 131*y^2*z^3 - 218*y^3*z^3 + 124*y^4*z^3 - 20*y^5*z^3 + y^6*z^3 + 20*z^4 - 61*y*z^4 - 17*y^2*z^4 + 78*y^3*z^4 - 27*y^4*z^4 + 3*y^5*z^4 - 30*z^5 + 148*y*z^5 - 125*y^2*z^5 + 38*y^3*z^5 - 2*y^4*z^5 + 25*z^6 - 140*y*z^6 + 105*y^2*z^6 - 20*y^3*z^6 - 11*z^7 + 61*y*z^7 - 25*y^2*z^7 + 2*z^8 - 10*y*z^8)*G[1, 1, 0, y])/(y*(-1 + z)^3*z^2* (-1 + y + z)^2) - ((3*y^5 - 3*y^6 - 9*y^7 + 15*y^8 - 6*y^9 + 12*y^4*z - 32*y^5*z - 15*y^6*z + 96*y^7*z - 79*y^8*z + 18*y^9*z - 6*y^3*z^2 - 40*y^4*z^2 + 36*y^5*z^2 + 230*y^6*z^2 - 379*y^7*z^2 + 177*y^8*z^2 - 18*y^9*z^2 - 30*y^2*z^3 + 94*y^3*z^3 - 15*y^4*z^3 + 243*y^5*z^3 - 791*y^6*z^3 + 616*y^7*z^3 - 127*y^8*z^3 + 6*y^9*z^3 - 21*y*z^4 + 165*y^2*z^4 - 264*y^3*z^4 + 154*y^4*z^4 - 675*y^5*z^4 + 943*y^6*z^4 - 334*y^7*z^4 + 34*y^8*z^4 - 6*z^5 + 86*y*z^5 - 250*y^2*z^5 + 55*y^3*z^5 + 107*y^4*z^5 + 399*y^5*z^5 - 340*y^6*z^5 + 70*y^7*z^5 + 18*z^6 - 67*y*z^6 - 155*y^2*z^6 + 795*y^3*z^6 - 752*y^4*z^6 + 146*y^5*z^6 + 36*y^6*z^6 - 186*y*z^7 + 845*y^2*z^7 - 1319*y^3*z^7 + 748*y^4*z^7 - 100*y^5*z^7 - 60*z^8 + 429*y*z^8 - 950*y^2*z^8 + 831*y^3*z^8 - 214*y^4*z^8 + 90*z^9 - 350*y*z^9 + 455*y^2*z^9 - 186*y^3*z^9 - 54*z^10 + 123*y*z^10 - 80*y^2*z^10 + 12*z^11 - 14*y*z^11)* Zeta[3])/(y^2*(-1 + z)^3*z^2*(-1 + y + z)*(y + z)^3)))/Nc + Nc*((((-7*I)/30)*Pi^5*y*(-1 + y - z))/(-1 + y + z) + (((2*I)/9)*Pi*(-1 + y + 2*z)*(9*y - 25*z + 25*y*z + 25*z^2))/ ((-1 + z)*(y + z)) + ((-1 + y + 2*z)*(405*y - 343*z + 343*y*z + 343*z^2))/(54*(-1 + z)*(y + z)) - (Pi^4*(-492*y^2 + 1968*y^3 - 2952*y^4 + 1968*y^5 - 492*y^6 - 32*y*z + 5128*y^2*z - 13116*y^3*z + 14180*y^4*z - 7636*y^5*z + 1476*y^6*z + 984*z^2 - 3792*y*z^2 - 8614*y^2*z^2 + 22520*y^3*z^2 - 19096*y^4*z^2 + 6816*y^5*z^2 - 354*y^6*z^2 - 4920*z^3 + 16964*y*z^3 - 4985*y^2*z^3 - 9267*y^3*z^3 + 9561*y^4*z^3 - 2931*y^5*z^3 + 186*y^6*z^3 + 9840*z^4 - 29296*y*z^4 + 21101*y^2*z^4 - 4785*y^3*z^4 - 2741*y^4*z^4 + 967*y^5*z^4 - 9840*z^5 + 24504*y*z^5 - 16625*y^2*z^5 + 4135*y^3*z^5 + 280*y^4*z^5 + 4920*z^6 - 9824*y*z^6 + 4673*y^2*z^6 - 687*y^3*z^6 - 984*z^7 + 1476*y*z^7 - 186*y^2*z^7))/(720*(-1 + y)*y*(-1 + z)^3*z* (-1 + y + z)^2) - (Pi^2*(-9*y^3 - 276*y^4 + 873*y^5 - 882*y^6 + 294*y^7 + 75*y^3*z + 1746*y^4*z - 4287*y^5*z + 3054*y^6*z - 588*y^7*z + 27*y*z^2 + 2101*y^2*z^2 - 4798*y^3*z^2 - 2262*y^4*z^2 + 8678*y^5*z^2 - 4040*y^6*z^2 + 294*y^7*z^2 + 18*z^3 + 1798*y*z^3 - 13528*y^2*z^3 + 17008*y^3*z^3 + 2246*y^4*z^3 - 7850*y^5*z^3 + 1340*y^6*z^3 + 576*z^4 - 9267*y*z^4 + 29625*y^2*z^4 - 20922*y^3*z^4 - 1302*y^4*z^4 + 1530*y^5*z^4 - 2466*z^5 + 16994*y*z^5 - 28522*y^2*z^5 + 10984*y^3*z^5 - 680*y^4*z^5 + 3762*z^6 - 13792*y*z^6 + 11776*y^2*z^6 - 2338*y^3*z^6 - 2520*z^7 + 4518*y*z^7 - 1452*y^2*z^7 + 630*z^8 - 278*y*z^8))/ (72*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) - ((I/6)*Pi^3*(-7*y^4 + 21*y^5 - 21*y^6 + 7*y^7 + 3*y^3*z + 36*y^4*z - 95*y^5*z + 70*y^6*z - 14*y^7*z + 58*y^2*z^2 - 137*y^3*z^2 - 30*y^4*z^2 + 201*y^5*z^2 - 99*y^6*z^2 + 7*y^7*z^2 + 46*y*z^3 - 354*y^2*z^3 + 449*y^3*z^3 + 56*y^4*z^3 - 206*y^5*z^3 + 34*y^6*z^3 + 14*z^4 - 226*y*z^4 + 746*y^2*z^4 - 499*y^3*z^4 - 75*y^4*z^4 + 47*y^5*z^4 - 56*z^5 + 409*y*z^5 - 692*y^2*z^5 + 223*y^3*z^5 + 4*y^4*z^5 + 84*z^6 - 331*y*z^6 + 272*y^2*z^6 - 39*y^3*z^6 - 56*z^7 + 109*y*z^7 - 30*y^2*z^7 + 14*z^8 - 7*y*z^8))/ (y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + ((3*Pi^2*(-1 + y)^2*y)/(2*(-1 + y + z)^2) - (7*(-1 + y + 2*z)*(9*y - 18*y^2 + 9*y^3 - 4*z + 4*y*z + 4*z^2))/ (6*(-1 + y)*z*(-1 + y + z)))*G[0, 0, 0, y] + ((-3*Pi^2*y*z^2)/(2*(-1 + y + z)^2) - (z*(-126 + 300*y - 202*y^2 + 28*y^3 + 378*z - 663*y*z + 328*y^2*z - 378*z^2 + 426*y*z^2 - 126*y^2*z^2 + 126*z^3 - 63*y*z^3))/ (6*y*(-1 + z)^2*(-1 + y + z)))*G[0, 0, 0, z] + (-1/2*(Pi^2*(3*y^3 - 6*y^4 + 3*y^5 - 4*z + 12*y*z - 12*y^2*z + 4*y^3*z + 12*z^2 - 26*y*z^2 + 16*y^2*z^2 - 12*z^3 + 16*y*z^3 - 4*y^2*z^3 + 4*z^4 - 2*y*z^4))/(y^2*(-1 + y + z)^2) - (I*Pi*(6*y^3 - 18*y^4 + 18*y^5 - 6*y^6 - 33*y^3*z + 84*y^4*z - 69*y^5*z + 18*y^6*z + 2*z^2 - 2*y*z^2 - 18*y^2*z^2 + 124*y^3*z^2 - 227*y^4*z^2 + 161*y^5*z^2 - 40*y^6*z^2 - 10*z^3 + 11*y*z^3 + 60*y^2*z^3 - 224*y^3*z^3 + 263*y^4*z^3 - 118*y^5*z^3 + 12*y^6*z^3 + 20*z^4 - 24*y*z^4 - 71*y^2*z^4 + 191*y^3*z^4 - 122*y^4*z^4 + 24*y^5*z^4 - 20*z^5 + 26*y*z^5 + 33*y^2*z^5 - 77*y^3*z^5 + 20*y^4*z^5 + 10*z^6 - 14*y*z^6 - 3*y^2*z^6 + 13*y^3*z^6 - 2*z^7 + 3*y*z^7 - y^2*z^7))/((-1 + y)*y^2*(-1 + z)^3* z*(-1 + y + z)) - (-14*y^2 + 24*y^3 + 44*y^4 - 136*y^5 + 114*y^6 - 32*y^7 + 4*z - 40*y*z + 128*y^2*z + 335*y^3*z - 1721*y^4*z + 2389*y^5*z - 1383*y^6*z + 288*y^7*z - 54*z^2 + 278*y*z^2 - 280*y^2*z^2 - 2277*y^3*z^2 + 6641*y^4*z^2 - 6875*y^5*z^2 + 3045*y^6*z^2 - 478*y^7*z^2 + 200*z^3 - 686*y*z^3 - 68*y^2*z^3 + 5435*y^3*z^3 - 10537*y^4*z^3 + 7754*y^5*z^3 - 2272*y^6*z^3 + 174*y^7*z^3 - 302*z^4 + 664*y*z^4 + 1052*y^2*z^4 - 6597*y^3*z^4 + 8359*y^4*z^4 - 3838*y^5*z^4 + 544*y^6*z^4 + 116*z^5 + 82*y*z^5 - 1642*y^2*z^5 + 4422*y^3*z^5 - 3330*y^4*z^5 + 706*y^5*z^5 + 222*z^6 - 732*y*z^6 + 1198*y^2*z^6 - 1586*y^3*z^6 + 544*y^4*z^6 - 320*z^7 + 636*y*z^7 - 442*y^2*z^7 + 244*y^3*z^7 + 166*z^8 - 234*y*z^8 + 68*y^2*z^8 - 32*z^9 + 32*y*z^9)/(4*(-1 + y)*y^2* (-1 + z)^3*z*(-1 + y + z)^2))*G[0, 0, 1, y] - (Pi^2*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)*G[0, 0, 1, z])/ (2*y^2*(-1 + y + z)^2) + ((I*Pi*z*(-2 + 8*y - 10*y^2 + 4*y^3 + 4*z - 9*y*z - y^2*z - 2*z^2 + y*z^2))/(y^2*(-1 + y + z)) - (-2 + 2*y + 16*y^2 - 26*y^3 + 10*y^4 + 19*z - 49*y*z + 12*y^2*z + 15*y^3*z - 8*z^2 + 14*y*z^2 + 48*y^2*z^2 - 25*z^3 + 29*y*z^3 + 16*z^4)/(2*y^2*(-1 + y + z)) + (Pi^2*(y^3 - 2*y^4 + y^5 + 6*z - 18*y*z + 18*y^2*z - 6*y^3*z - 18*z^2 + 39*y*z^2 - 24*y^2*z^2 + 6*y^3*z^2 + 18*z^3 - 24*y*z^3 + 6*y^2*z^3 - 6*z^4 + 3*y*z^4))/(2*y^2*(-1 + y + z)^2))* G[0, 0, 1 - y, z] + ((Pi^2*(2*y^3 - 4*y^4 + 2*y^5 - 2*z + 6*y*z - 6*y^2*z + 2*y^3*z + 6*z^2 - 13*y*z^2 + 8*y^2*z^2 - y^3*z^2 - 6*z^3 + 8*y*z^3 - 2*y^2*z^3 + 2*z^4 - y*z^4))/ (2*y^2*(-1 + y + z)^2) + (I*Pi*(-6*y^4 + 12*y^5 - 6*y^6 - 15*y^3*z + 51*y^4*z - 54*y^5*z + 18*y^6*z + 17*y^2*z^2 + 23*y^3*z^2 - 89*y^4*z^2 + 52*y^5*z^2 + 22*y^6*z^2 - 22*y^7*z^2 + 22*y*z^3 - 144*y^2*z^3 + 161*y^3*z^3 - 99*y^4*z^3 + 145*y^5*z^3 - 109*y^6*z^3 + 6*y^7*z^3 + 12*z^4 - 140*y*z^4 + 496*y^2*z^4 - 603*y^3*z^4 + 462*y^4*z^4 - 263*y^5*z^4 + 27*y^6*z^4 - 60*z^5 + 366*y*z^5 - 850*y^2*z^5 + 809*y^3*z^5 - 419*y^4*z^5 + 60*y^5*z^5 + 120*z^6 - 484*y*z^6 + 736*y^2*z^6 - 447*y^3*z^6 + 84*y^4*z^6 - 120*z^7 + 326*y*z^7 - 288*y^2*z^7 + 72*y^3*z^7 + 60*z^8 - 96*y*z^8 + 33*y^2*z^8 - 12*z^9 + 6*y*z^9))/ (y*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3) + (2*y^4 + 70*y^5 - 200*y^6 + 182*y^7 - 54*y^8 + 10*y^3*z + 132*y^4*z - 648*y^5*z + 731*y^6*z + 84*y^7*z - 501*y^8*z + 192*y^9*z + 18*y^2*z^2 - 216*y^3*z^2 + 152*y^4*z^2 - 333*y^5*z^2 + 2475*y^6*z^2 - 3939*y^7*z^2 + 2221*y^8*z^2 - 382*y^9*z^2 + 14*y*z^3 - 453*y^2*z^3 + 2450*y^3*z^3 - 6013*y^4*z^3 + 11037*y^5*z^3 - 13955*y^6*z^3 + 9401*y^7*z^3 - 2606*y^8*z^3 + 142*y^9*z^3 + 4*z^4 - 257*y*z^4 + 2831*y^2*z^4 - 10917*y^3*z^4 + 22769*y^4*z^4 - 29269*y^5*z^4 + 21985*y^6*z^4 - 7892*y^7*z^4 + 796*y^8*z^4 - 34*z^5 + 1233*y*z^5 - 8249*y^2*z^5 + 24033*y^3*z^5 - 37670*y^4*z^5 + 32617*y^5*z^5 - 14125*y^6*z^5 + 2020*y^7*z^5 + 108*z^6 - 2779*y*z^6 + 13207*y^2*z^6 - 28686*y^3*z^6 + 31296*y^4*z^6 - 16401*y^5*z^6 + 3041*y^6*z^6 - 172*z^7 + 3439*y*z^7 - 12114*y^2*z^7 + 18536*y^3*z^7 - 12445*y^4*z^7 + 2927*y^5*z^7 + 148*z^8 - 2412*y*z^8 + 6134*y^2*z^8 - 5829*y^3*z^8 + 1777*y^4*z^8 - 66*z^9 + 902*y*z^9 - 1468*y^2*z^9 + 619*y^3*z^9 + 12*z^10 - 140*y*z^10 + 94*y^2*z^10)/ (4*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^3))*G[0, 1, 0, y] + (-((Pi^2*z*(2 - 2*y - 2*z + y*z))/y^2) - (I*Pi*(2*y^3 + 4*y^4 - 14*y^5 + 8*y^6 - 20*y^2*z + 62*y^3*z - 74*y^4*z + 32*y^5*z - 13*y*z^2 + 52*y^2*z^2 - 75*y^3*z^2 + 42*y^4*z^2 - 7*z^3 + 9*y*z^3 - 2*y^2*z^3 + 18*y^3*z^3 - z^4 + 21*y*z^4 - 2*y^2*z^4 + 8*z^5 - 2*y*z^5))/((-1 + y)*y*(-1 + y + z)* (y + z)^3) + (2*y^4 - 12*y^5 + 30*y^6 - 42*y^7 + 36*y^8 - 18*y^9 + 4*y^10 + 6*y^3*z - 91*y^4*z + 541*y^5*z - 1175*y^6*z + 1103*y^7*z - 434*y^8*z + 58*y^9*z - 8*y^10*z + 6*y^2*z^2 - 375*y^3*z^2 + 2145*y^4*z^2 - 5403*y^5*z^2 + 6629*y^6*z^2 - 3838*y^7*z^2 + 894*y^8*z^2 - 62*y^9*z^2 + 4*y^10*z^2 + 2*y*z^3 - 412*y^2*z^3 + 3158*y^3*z^3 - 10400*y^4*z^3 + 17118*y^5*z^3 - 13787*y^6*z^3 + 4857*y^7*z^3 - 558*y^8*z^3 + 22*y^9*z^3 - 180*y*z^4 + 2188*y^2*z^4 - 9844*y^3*z^4 + 22458*y^4*z^4 - 25299*y^5*z^4 + 12835*y^6*z^4 - 2402*y^7*z^4 + 126*y^8*z^4 - 16*z^5 + 828*y*z^5 - 5298*y^2*z^5 + 16620*y^3*z^5 - 26522*y^4*z^5 + 19302*y^5*z^5 - 5482*y^6*z^5 + 450*y^7*z^5 + 116*z^6 - 1874*y*z^6 + 7988*y^2*z^6 - 17600*y^3*z^6 + 18318*y^4*z^6 - 7662*y^5*z^6 + 950*y^6*z^6 - 338*z^7 + 2732*y*z^7 - 8193*y^2*z^7 + 11875*y^3*z^7 - 7127*y^4*z^7 + 1287*y^5*z^7 + 510*z^8 - 2603*y*z^8 + 5323*y^2*z^8 - 4501*y^3*z^8 + 1153*y^4*z^8 - 422*z^9 + 1464*y*z^9 - 1821*y^2*z^9 + 661*y^3*z^9 + 182*z^10 - 401*y*z^10 + 219*y^2*z^10 - 32*z^11 + 32*y*z^11)/(4*(-1 + y)*y^2*(-1 + z)^2*z* (-1 + y + z)^2*(y + z)^3))*G[0, 1, 0, z] + ((I*Pi*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2))/(y^2*z) - (Pi^2*(3*y^3 - 6*y^4 + 3*y^5 - 2*z + 6*y*z - 6*y^2*z + 2*y^3*z + 6*z^2 - 13*y*z^2 + 8*y^2*z^2 - 2*y^3*z^2 - 6*z^3 + 8*y*z^3 - 2*y^2*z^3 + 2*z^4 - y*z^4))/ (2*y^2*(-1 + y + z)^2) + (-4*y^3 + 31*y^4 - 64*y^5 + 37*y^6 + 56*y^2*z - 26*y^3*z - 176*y^4*z + 248*y^5*z - 74*y^6*z + 36*y*z^2 - 204*y^2*z^2 + 26*y^3*z^2 + 452*y^4*z^2 - 348*y^5*z^2 + 37*y^6*z^2 + 8*z^3 - 86*y*z^3 + 211*y^2*z^3 + 251*y^3*z^3 - 574*y^4*z^3 + 132*y^5*z^3 - 3*z^4 - 16*y*z^4 + 116*y^2*z^4 - 472*y^3*z^4 + 203*y^4*z^4 - 57*z^5 + 213*y*z^5 - 315*y^2*z^5 + 193*y^3*z^5 + 107*z^6 - 214*y*z^6 + 136*y^2*z^6 - 71*z^7 + 67*y*z^7 + 16*z^8)/(2*y^2*(-1 + z)^2*z*(y + z)^2))*G[0, 1, 1, y] + (Pi^2*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)*G[0, 1, 1, z])/ (y^2*(-1 + y + z)^2) - (Pi^2*(-1 + 3*y - 2*y^2 + 3*z - 6*y*z + 4*y^2*z - 2*z^2 + 2*y*z^2)*G[0, 1, 1 - y, z])/(y*(-1 + y + z)) + ((I*Pi*z*(-2 + 8*y - 10*y^2 + 4*y^3 + 4*z - 9*y*z - y^2*z - 2*z^2 + y*z^2))/(y^2*(-1 + y + z)) - (-2 + 2*y + 16*y^2 - 26*y^3 + 10*y^4 + 19*z - 49*y*z + 12*y^2*z + 15*y^3*z - 8*z^2 + 14*y*z^2 + 48*y^2*z^2 - 25*z^3 + 29*y*z^3 + 16*z^4)/(2*y^2*(-1 + y + z)) - (Pi^2*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z + 6*y^3*z^2 - 12*y^4*z^2 + 6*y^5*z^2 - 6*z^3 + 18*y*z^3 - 18*y^2*z^3 + 2*y^3*z^3 + 4*y^4*z^3 + 18*z^4 - 39*y*z^4 + 24*y^2*z^4 - 18*z^5 + 24*y*z^5 - 6*y^2*z^5 + 6*z^6 - 3*y*z^6))/(2*y^2*z^2*(-1 + y + z)^2))*G[0, 1 - y, 0, z] + (Pi^2*z*(6 - 18*y + 18*y^2 - 6*y^3 - 18*z + 39*y*z - 24*y^2*z + 4*y^3*z + 18*z^2 - 24*y*z^2 + 6*y^2*z^2 - 6*z^3 + 3*y*z^3)* G[0, 1 - y, 1, z])/(2*y^2*(-1 + y + z)^2) + (((-I)*Pi*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2))/(y^2*z) - (4*y + 23*y^2 - 57*y^3 + 30*y^4 + 8*z - 40*y*z - 23*y^2*z + 58*y^3*z + 13*z^2 - 16*y*z^2 + 57*y^2*z^2 - 39*z^3 + 35*y*z^3 + 16*z^4)/(2*y^2*z) + (Pi^2*(-2*y^3 + 6*y^4 - 6*y^5 + 2*y^6 + y*z - 4*y^2*z + 8*y^3*z - 8*y^4*z + 3*y^5*z - 4*z^2 + 8*y*z^2 - 12*y^3*z^2 + 8*y^4*z^2 + 12*z^3 - 21*y*z^3 + 6*y^2*z^3 + 6*y^3*z^3 - 12*z^4 + 14*y*z^4 - 2*y^2*z^4 + 4*z^5 - 2*y*z^5))/(2*y^2*z*(-1 + y + z)^2))* G[0, 1 - y, 1 - y, z] + (-1/2*(Pi^2*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 2*y^3*z + 6*y^4*z - 6*y^5*z + 2*y^6*z + y*z^2 - 4*y^2*z^2 + 6*y^3*z^2 - 4*y^4*z^2 + y^5*z^2 + 12*z^3 - 40*y*z^3 + 48*y^2*z^3 - 24*y^3*z^3 + 4*y^4*z^3 - 36*z^4 + 83*y*z^4 - 58*y^2*z^4 + 10*y^3*z^4 + 36*z^5 - 50*y*z^5 + 14*y^2*z^5 - 12*z^6 + 6*y*z^6))/ (y^2*z^2*(-1 + y + z)^2) + (I*Pi*(6*y^2 - 24*y^3 + 30*y^4 - 12*y^5 + 12*y*z - 52*y^2*z + 106*y^3*z - 102*y^4*z + 36*y^5*z - 2*z^2 - 50*y*z^2 + 158*y^2*z^2 - 220*y^3*z^2 + 166*y^4*z^2 - 58*y^5*z^2 + 8*z^3 + 75*y*z^3 - 213*y^2*z^3 + 223*y^3*z^3 - 93*y^4*z^3 + 18*y^5*z^3 - 12*z^4 - 45*y*z^4 + 129*y^2*z^4 - 105*y^3*z^4 + 15*y^4*z^4 + 8*z^5 + 5*y*z^5 - 27*y^2*z^5 + 20*y^3*z^5 - 2*z^6 + 3*y*z^6 - y^2*z^6))/((-1 + y)*y^2*(-1 + z)^3* z) - (-16*y^3 + 64*y^4 - 96*y^5 + 64*y^6 - 16*y^7 - 6*y*z + 108*y^2*z - 380*y^3*z + 512*y^4*z - 238*y^5*z - 44*y^6*z + 48*y^7*z + 141*y*z^2 - 946*y^2*z^2 + 2725*y^3*z^2 - 3694*y^4*z^2 + 2238*y^5*z^2 - 416*y^6*z^2 - 48*y^7*z^2 - 20*z^3 - 626*y*z^3 + 3151*y^2*z^3 - 7103*y^3*z^3 + 7918*y^4*z^3 - 4074*y^5*z^3 + 738*y^6*z^3 + 16*y^7*z^3 + 68*z^4 + 1275*y*z^4 - 5259*y^2*z^4 + 9269*y^3*z^4 - 7666*y^4*z^4 + 2725*y^5*z^4 - 294*y^6*z^4 - 40*z^5 - 1480*y*z^5 + 4758*y^2*z^5 - 6462*y^3*z^5 + 3473*y^4*z^5 - 603*y^5*z^5 - 120*z^6 + 1093*y*z^6 - 2308*y^2*z^6 + 2296*y^3*z^6 - 607*y^4*z^6 + 220*z^7 - 552*y*z^7 + 543*y^2*z^7 - 329*y^3*z^7 - 140*z^8 + 187*y*z^8 - 47*y^2*z^8 + 32*z^9 - 32*y*z^9)/ (4*(-1 + y)*y^2*(-1 + z)^3*z^2*(-1 + y + z)))*G[0, -y, 1 - y, z] + ((I*Pi*(-6*y + 18*y^2 - 18*y^3 + 6*y^4 + 9*y*z - 18*y^2*z + 9*y^3*z + 6*z^2 - 10*y*z^2 + 4*y^2*z^2 - 6*z^3))/(z*(-1 + y + z)^2) - (Pi^2*(2*y - 8*y^2 + 11*y^3 - 6*y^4 + y^5 + 4*z - 20*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 12*z^2 + 36*y*z^2 - 36*y^2*z^2 + 12*y^3*z^2 + 12*z^3 - 20*y*z^3 + 8*y^2*z^3 - 4*z^4 + 2*y*z^4))/ (2*y^2*(-1 + y + z)^2) + (14*y^2 - 75*y^3 + 145*y^4 - 121*y^5 + 37*y^6 + 10*y*z - 164*y^2*z + 463*y^3*z - 596*y^4*z + 361*y^5*z - 74*y^6*z + 28*z^2 - 185*y*z^2 + 620*y^2*z^2 - 960*y^3*z^2 + 815*y^4*z^2 - 315*y^5*z^2 + 37*y^6*z^2 - 128*z^3 + 581*y*z^3 - 918*y^2*z^3 + 736*y^3*z^3 - 412*y^4*z^3 + 107*y^5*z^3 + 247*z^4 - 717*y*z^4 + 489*y^2*z^4 - 181*y^3*z^4 + 112*y^4*z^4 - 252*z^5 + 379*y*z^5 - 46*y^2*z^5 + 49*y^3*z^5 + 135*z^6 - 66*y*z^6 + 5*y^2*z^6 - 30*z^7 - 2*y*z^7)/(2*(-1 + z)^2*z*(-1 + y + z)^2* (y + z)^2))*G[1, 0, 0, y] + (-((Pi^2*(-1 + z)*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 4*z - 7*y*z + 2*y^2*z - 2*z^2 + y*z^2))/(y^2*(-1 + y + z)^2)) - (I*Pi*z*(2 - 22*y + 44*y^2 - 32*y^3 + 8*y^4 - 6*z + 45*y*z - 50*y^2*z + 12*y^3*z + 6*z^2 - 24*y*z^2 + 6*y^2*z^2 - 2*z^3 + y*z^3))/(y^2*(-1 + y + z)^2) - (-2*y^2 + 14*y^3 - 10*y^4 - 10*y^5 + 8*y^6 - 4*y*z + 103*y^2*z - 296*y^3*z + 260*y^4*z - 74*y^5*z + 8*y^6*z - 2*z^2 + 82*y*z^2 - 715*y^2*z^2 + 1379*y^3*z^2 - 932*y^4*z^2 + 212*y^5*z^2 + 25*z^3 - 404*y*z^3 + 1942*y^2*z^3 - 2536*y^3*z^3 + 1100*y^4*z^3 - 122*y^5*z^3 + 16*y^6*z^3 - 71*z^4 + 795*y*z^4 - 2410*y^2*z^4 + 1950*y^3*z^4 - 434*y^4*z^4 + 58*y^5*z^4 + 58*z^5 - 644*y*z^5 + 1225*y^2*z^5 - 452*y^3*z^5 + 48*y^4*z^5 + 48*z^6 + 56*y*z^6 - 17*y^2*z^6 - 59*y^3*z^6 - 115*z^7 + 196*y*z^7 - 126*y^2*z^7 + 73*z^8 - 77*y*z^8 - 16*z^9)/(2*y^2*(-1 + z)^2*(-1 + y + z)^2*(y + z)^2))* G[1, 0, 0, z] + ((Pi^2*(y - 4*y^2 + 6*y^3 - 4*y^4 + y^5 - 8*z + 20*y*z - 12*y^2*z - 4*y^3*z + 4*y^4*z + 24*z^2 - 47*y*z^2 + 22*y^2*z^2 - y^3*z^2 - 24*z^3 + 30*y*z^3 - 6*y^2*z^3 + 8*z^4 - 4*y*z^4))/(2*y^2*(-1 + y + z)^2) + (I*Pi*(-6*y + 18*y^2 - 18*y^3 + 6*y^4 + 3*z + 24*y*z - 75*y^2*z + 66*y^3*z - 18*y^4*z - 8*z^2 - 67*y*z^2 + 185*y^2*z^2 - 168*y^3*z^2 + 80*y^4*z^2 - 22*y^5*z^2 + 2*z^3 + 133*y*z^3 - 268*y^2*z^3 + 194*y^3*z^3 - 61*y^4*z^3 + 6*y^5*z^3 + 12*z^4 - 147*y*z^4 + 197*y^2*z^4 - 89*y^3*z^4 + 9*y^4*z^4 - 13*z^5 + 79*y*z^5 - 63*y^2*z^5 + 15*y^3*z^5 + 4*z^6 - 16*y*z^6 + 6*y^2*z^6))/((-1 + y)*y*(-1 + z)^3*z*(-1 + y + z)) + (22*y^3 - 32*y^4 - 90*y^5 + 242*y^6 - 196*y^7 + 54*y^8 - 56*y^2*z + 171*y^3*z - 611*y^4*z + 1846*y^5*z - 2922*y^6*z + 2423*y^7*z - 1043*y^8*z + 192*y^9*z - 2*y*z^2 + 294*y^2*z^2 - 1443*y^3*z^2 + 5015*y^4*z^2 - 10738*y^5*z^2 + 12782*y^6*z^2 - 8339*y^7*z^2 + 2813*y^8*z^2 - 382*y^9*z^2 + 12*z^3 - 93*y*z^3 - 665*y^2*z^3 + 5510*y^3*z^3 - 17786*y^4*z^3 + 29016*y^5*z^3 - 25412*y^6*z^3 + 11828*y^7*z^3 - 2552*y^8*z^3 + 142*y^9*z^3 - 56*z^4 + 317*y*z^4 + 1887*y^2*z^4 - 14348*y^3*z^4 + 35108*y^4*z^4 - 41102*y^5*z^4 + 24778*y^6*z^4 - 7146*y^7*z^4 + 680*y^8*z^4 + 60*z^5 + 70*y*z^5 - 5724*y^2*z^5 + 24181*y^3*z^5 - 39811*y^4*z^5 + 30983*y^5*z^5 - 11355*y^6*z^5 + 1478*y^7*z^5 + 154*z^6 - 1762*y*z^6 + 10340*y^2*z^6 - 24581*y^3*z^6 + 25269*y^4*z^6 - 11591*y^5*z^6 + 1935*y^6*z^6 - 548*z^7 + 3404*y*z^7 - 10342*y^2*z^7 + 14210*y^3*z^7 - 8164*y^4*z^7 + 1676*y^5*z^7 + 740*z^8 - 3118*y*z^8 + 5670*y^2*z^8 - 4186*y^3*z^8 + 1012*y^4*z^8 - 532*z^9 + 1519*y*z^9 - 1569*y^2*z^9 + 464*y^3*z^9 + 202*z^10 - 367*y*z^10 + 165*y^2*z^10 - 32*z^11 + 32*y*z^11)/ (4*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^2))* G[1, 0, 1, y] + (3*Pi^2*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)* G[1, 0, 1, z])/(2*y^2*(-1 + y + z)^2) + ((I*Pi*z*(-2 + 10*y - 12*y^2 + 4*y^3 + 4*z - 11*y*z - y^2*z - 2*z^2 + y*z^2))/(y^2*(-1 + y + z)) - (Pi^2*(y - 4*y^2 + 5*y^3 - 2*y^4 - 6*z + 14*y*z - 6*y^2*z - 6*y^3*z + 4*y^4*z + 18*z^2 - 34*y*z^2 + 14*y^2*z^2 + 4*y^3*z^2 - 18*z^3 + 22*y*z^3 - 4*y^2*z^3 + 6*z^4 - 3*y*z^4))/(2*y^2*(-1 + y + z)^2) + (-y + 2*y^2 - y^3 + 2*z - 4*y*z + 6*y^2*z - 10*y^3*z + 10*y^4*z - 4*y^5*z + 2*z^2 - 25*y*z^2 + 58*y^2*z^2 - 21*y^3*z^2 - 18*y^4*z^2 + 4*y^5*z^2 + 14*z^3 - 110*y*z^3 + 240*y^2*z^3 - 234*y^3*z^3 + 70*y^4*z^3 - 78*z^4 + 351*y*z^4 - 376*y^2*z^4 + 103*y^3*z^4 + 96*z^5 - 244*y*z^5 + 70*y^2*z^5 - 36*z^6 + 33*y*z^6)/ (4*y^2*z^2*(-1 + y + z)^2))*G[1, 0, 1 - y, z] + (-((Pi^2*(2*y - 4*y^2 + 2*y^3 + 6*z - 10*y*z + 4*y^2*z - 6*z^2 + 3*y*z^2))/y^2) - (I*Pi*(-6*y^4 + 24*y^5 - 36*y^6 + 24*y^7 - 6*y^8 - 15*y^3*z + 90*y^4*z - 198*y^5*z + 204*y^6*z - 99*y^7*z + 18*y^8*z + 17*y^2*z^2 + 39*y^3*z^2 - 336*y^4*z^2 + 620*y^5*z^2 - 515*y^6*z^2 + 215*y^7*z^2 - 40*y^8*z^2 + 22*y*z^3 - 177*y^2*z^3 + 69*y^3*z^3 + 680*y^4*z^3 - 1170*y^5*z^3 + 813*y^6*z^3 - 248*y^7*z^3 + 12*y^8*z^3 + 12*z^4 - 174*y*z^4 + 639*y^2*z^4 - 267*y^3*z^4 - 1068*y^4*z^4 + 1434*y^5*z^4 - 642*y^6*z^4 + 60*y^7*z^4 - 72*z^5 + 528*y*z^5 - 1101*y^2*z^5 + 157*y^3*z^5 + 1160*y^4*z^5 - 873*y^5*z^5 + 128*y^6*z^5 + 180*z^6 - 818*y*z^6 + 999*y^2*z^6 + 117*y^3*z^6 - 607*y^4*z^6 + 147*y^5*z^6 - 240*z^7 + 702*y*z^7 - 483*y^2*z^7 - 111*y^3*z^7 + 87*y^4*z^7 + 180*z^8 - 330*y*z^8 + 121*y^2*z^8 + 11*y^3*z^8 - 72*z^9 + 76*y*z^9 - 15*y^2*z^9 + 12*z^10 - 6*y*z^10))/(y*(-1 + z)^3*z*(-1 + y + z)^2* (y + z)^3) - (-46*y^5 + 170*y^6 - 234*y^7 + 142*y^8 - 32*y^9 - 77*y^4*z + 454*y^5*z - 1238*y^6*z + 1718*y^7*z - 1145*y^8*z + 288*y^9*z + 265*y^3*z^2 - 543*y^4*z^2 - 1168*y^5*z^2 + 5122*y^6*z^2 - 6225*y^7*z^2 + 3021*y^8*z^2 - 478*y^9*z^2 + 428*y^2*z^3 - 2905*y^3*z^3 + 4221*y^4*z^3 + 3458*y^5*z^3 - 13111*y^6*z^3 + 10669*y^7*z^3 - 3026*y^8*z^3 + 174*y^9*z^3 + 192*y*z^4 - 2982*y^2*z^4 + 10347*y^3*z^4 - 8663*y^4*z^4 - 9391*y^5*z^4 + 17609*y^6*z^4 - 7930*y^7*z^4 + 864*y^8*z^4 + 12*z^5 - 1104*y*z^5 + 8348*y^2*z^5 - 17631*y^3*z^5 + 6924*y^4*z^5 + 12523*y^5*z^5 - 10772*y^6*z^5 + 1858*y^7*z^5 - 56*z^6 + 2634*y*z^6 - 12254*y^2*z^6 + 16156*y^3*z^6 - 1442*y^4*z^6 - 7124*y^5*z^6 + 2172*y^6*z^6 + 104*z^7 - 3342*y*z^7 + 10178*y^2*z^7 - 8142*y^3*z^7 - 544*y^4*z^7 + 1294*y^5*z^7 - 96*z^8 + 2382*y*z^8 - 4748*y^2*z^8 + 2180*y^3*z^8 + 124*y^4*z^8 + 44*z^9 - 906*y*z^9 + 1134*y^2*z^9 - 270*y^3*z^9 - 8*z^10 + 144*y*z^10 - 104*y^2*z^10)/(4*y^2*(-1 + z)^3*z* (-1 + y + z)^2*(y + z)^3))*G[1, 1, 0, y] + G[1 - y, -y, z]*((-6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)*G[0, 1, 0, y])/(y^2*z^2) + (6*y*(-1 + y + z)^2*G[0, 1, 1, y])/z^2 + (6*y*(-1 + y + z)^2*G[1, 0, 1, y])/z^2 - (6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[1, 1, 0, y])/(y^2*z^2)) + (-1/2*(Pi^2*z*(6 - 18*y + 18*y^2 - 6*y^3 - 18*z + 39*y*z - 24*y^2*z + y^3*z + 18*z^2 - 24*y*z^2 + 6*y^2*z^2 - 6*z^3 + 3*y*z^3))/ (y^2*(-1 + y + z)^2) - (I*Pi*(-2*y + 8*y^2 - 10*y^3 + 4*y^4 + 2*z - 18*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 6*z^2 + 43*y*z^2 - 50*y^2*z^2 + 12*y^3*z^2 + 6*z^3 - 24*y*z^3 + 6*y^2*z^3 - 2*z^4 + y*z^4))/(y^2*(-1 + y + z)^2) - (-y^3 + 2*y^4 + 5*y^5 - 16*y^6 + 14*y^7 - 4*y^8 - 10*y^3*z + 60*y^4*z - 116*y^5*z + 94*y^6*z - 32*y^7*z + 4*y^8*z + 3*y*z^2 - 40*y^2*z^2 + 182*y^3*z^2 - 310*y^4*z^2 + 261*y^5*z^2 - 114*y^6*z^2 + 18*y^7*z^2 + 2*z^3 - 42*y*z^3 + 326*y^2*z^3 - 914*y^3*z^3 + 1178*y^4*z^3 - 760*y^5*z^3 + 176*y^6*z^3 - 14*z^4 + 239*y*z^4 - 1416*y^2*z^4 + 2823*y^3*z^4 - 2294*y^4*z^4 + 596*y^5*z^4 + 72*z^5 - 832*y*z^5 + 2836*y^2*z^5 - 3100*y^3*z^5 + 916*y^4*z^5 - 152*z^6 + 1144*y*z^6 - 1994*y^2*z^6 + 726*y^3*z^6 + 134*z^7 - 556*y*z^7 + 288*y^2*z^7 - 42*z^8 + 44*y*z^8)/(4*y^2*z^2*(-1 + y + z)^2*(y + z)^2))* G[1, 1, 0, z] + (-1/6*((-1 + y + z)*(-63*y^3 + 63*y^4 - 20*y^2*z + 63*y^3*z + 141*y*z^2 - 63*y^2*z^2 + 126*z^3 - 63*y*z^3))/ (y*z*(y + z)^2) + (Pi^2*(5*y - 20*y^2 + 30*y^3 - 20*y^4 + 5*y^5 + 16*z - 68*y*z + 108*y^2*z - 76*y^3*z + 20*y^4*z - 48*z^2 + 129*y*z^2 - 114*y^2*z^2 + 36*y^3*z^2 + 48*z^3 - 74*y*z^3 + 26*y^2*z^3 - 16*z^4 + 8*y*z^4))/(2*y^2*(-1 + y + z)^2))* G[1, 1, 1, y] + G[-y, 0, z]* ((-6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[0, 1, 0, y])/(y^2*z^2) + (6*y*(-1 + y + z)^2*G[0, 1, 1, y])/ z^2 + (6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[1, 0, 0, y])/(y^2*z^2) + (6*y*(-1 + y + z)^2*G[1, 0, 1, y])/ z^2 - (3*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[1, 1, 0, y])/(y^2*z^2) - (9*y*(-1 + y + z)^2*G[1, 1, 1, y])/ z^2) + G[0, -y, z]*((((6*I)*Pi*(-1 + y + z)*(-y + y^2 - 2*z + y*z))/ y^2 + (y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 12*y^3*z + 28*y^4*z - 24*y^5*z + 8*y^6*z + 25*y*z^2 - 110*y^2*z^2 + 204*y^3*z^2 - 170*y^4*z^2 + 54*y^5*z^2 + 20*z^3 - 162*y*z^3 + 398*y^2*z^3 - 406*y^3*z^3 + 148*y^4*z^3 - 60*z^4 + 277*y*z^4 - 404*y^2*z^4 + 190*y^3*z^4 + 60*z^5 - 166*y*z^5 + 116*y^2*z^5 - 20*z^6 + 27*y*z^6)/(2*y^2*z^2*(-1 + y + z)^2))*G[1, 0, y] + (((-6*I)*Pi*(-1 + y + z)*(-y + y^2 - 2*z + y*z))/y^2 - (y^3 - 3*y^4 + 3*y^5 - y^6 + 24*y^2*z - 91*y^3*z + 113*y^4*z - 49*y^5*z + 3*y^6*z + 45*y*z^2 - 237*y^2*z^2 + 469*y^3*z^2 - 403*y^4*z^2 + 129*y^5*z^2 - 3*y^6*z^2 + 20*z^3 - 261*y*z^3 + 789*y^2*z^3 - 1035*y^3*z^3 + 641*y^4*z^3 - 167*y^5*z^3 + y^6*z^3 - 80*z^4 + 560*y*z^4 - 1196*y^2*z^4 + 1104*y^3*z^4 - 404*y^4*z^4 + 52*y^5*z^4 + 120*z^5 - 564*y*z^5 + 880*y^2*z^5 - 560*y^3*z^5 + 88*y^4*z^5 - 80*z^6 + 267*y*z^6 - 287*y^2*z^6 + 112*y^3*z^6 + 20*z^7 - 47*y*z^7 + 27*y^2*z^7)/ (2*(-1 + y)*y^2*(-1 + z)^3*z^2))*G[1, 1, y] - (3*(-1 + y)^2*y*G[0, 0, 1, y])/(-1 + y + z)^2 + (3*(y^3 - 2*y^4 + y^5 + 10*z^3 - 10*y*z^3 - 10*z^4 + 5*y*z^4)* G[0, 1, 0, y])/(y^2*z^2) - (3*y*(-1 + y + z)^2*G[0, 1, 1, y])/ z^2 - (3*(2*y - 8*y^2 + 11*y^3 - 6*y^4 + y^5 + 4*z - 20*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 12*z^2 + 36*y*z^2 - 36*y^2*z^2 + 12*y^3*z^2 + 12*z^3 - 20*y*z^3 + 8*y^2*z^3 - 4*z^4 + 2*y*z^4)* G[1, 0, 0, y])/(y^2*(-1 + y + z)^2) - (3*(-1 + y)*y*(-1 + 3*y - 3*y^2 + y^3 + 4*z - 8*y*z + 4*y^2*z - 5*z^2 + 5*y*z^2 + 4*z^3)*G[1, 0, 1, y])/(z^2*(-1 + y + z)^2) + (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 2*y^3*z + 6*y^4*z - 6*y^5*z + 2*y^6*z - y*z^2 + 4*y^2*z^2 - 6*y^3*z^2 + 4*y^4*z^2 - y^5*z^2 + 8*z^3 - 20*y*z^3 + 12*y^2*z^3 + 4*y^3*z^3 - 4*y^4*z^3 - 24*z^4 + 47*y*z^4 - 22*y^2*z^4 - y^3*z^4 + 24*z^5 - 30*y*z^5 + 6*y^2*z^5 - 8*z^6 + 4*y*z^6)*G[1, 1, 0, y])/ (y^2*z^2*(-1 + y + z)^2) + (9*(-1 + y + z)*(-y + y^2 - 2*z + y*z)* G[1, 1, 1, y])/y^2) + G[-y, -y, z]* ((-6*y*(-1 + y + z)^2*G[0, 0, 1, y])/z^2 + (12*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[0, 1, 0, y])/(y^2*z^2) + (6*y*(-1 + y + z)^2*G[0, 1, 1, y])/ z^2 + (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[1, 0, 0, y])/y^2 + (6*y*(-1 + y + z)^2*G[1, 0, 1, y])/z^2 + (3*(4*y^3 - 8*y^4 + 4*y^5 + y*z^2 - 2*y^2*z^2 + y^3*z^2 - 6*z^3 + 4*y*z^3 + 2*y^2*z^3 + 6*z^4 - 3*y*z^4)*G[1, 1, 0, y])/(y^2*z^2) + (9*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[1, 1, 1, y])/(y^2*z^2)) - (Pi^2*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)*G[1, 1, 1, z])/ (2*y^2*(-1 + y + z)^2) + (Pi^2*(4*y - 16*y^2 + 20*y^3 - 8*y^4 + 10*z - 46*y*z + 78*y^2*z - 58*y^3*z + 16*y^4*z - 30*z^2 + 85*y*z^2 - 80*y^2*z^2 + 26*y^3*z^2 + 30*z^3 - 48*y*z^3 + 18*y^2*z^3 - 10*z^4 + 5*y*z^4)*G[1, 1, 1 - y, z])/ (2*y^2*(-1 + y + z)^2) + ((I*Pi*z*(-2 + 10*y - 12*y^2 + 4*y^3 + 4*z - 11*y*z - y^2*z - 2*z^2 + y*z^2))/(y^2*(-1 + y + z)) + (Pi^2*z*(4 - 12*y + 12*y^2 - 4*y^3 - 12*z + 26*y*z - 16*y^2*z + y^3*z + 12*z^2 - 16*y*z^2 + 4*y^2*z^2 - 4*z^3 + 2*y*z^3))/(y^2*(-1 + y + z)^2) + (-y + 2*y^2 - y^3 + 2*z - 4*y*z + 6*y^2*z - 10*y^3*z + 10*y^4*z - 4*y^5*z + 2*z^2 - 25*y*z^2 + 58*y^2*z^2 - 21*y^3*z^2 - 18*y^4*z^2 + 4*y^5*z^2 + 14*z^3 - 110*y*z^3 + 240*y^2*z^3 - 234*y^3*z^3 + 70*y^4*z^3 - 78*z^4 + 351*y*z^4 - 376*y^2*z^4 + 103*y^3*z^4 + 96*z^5 - 244*y*z^5 + 70*y^2*z^5 - 36*z^6 + 33*y*z^6)/ (4*y^2*z^2*(-1 + y + z)^2))*G[1, 1 - y, 0, z] + (Pi^2*z*(4 - 12*y + 12*y^2 - 4*y^3 - 12*z + 26*y*z - 16*y^2*z + 5*y^3*z + 12*z^2 - 16*y*z^2 + 4*y^2*z^2 - 4*z^3 + 2*y*z^3)* G[1, 1 - y, 1, z])/(2*y^2*(-1 + y + z)^2) - (Pi^2*(2*y - 8*y^2 + 10*y^3 - 4*y^4 + 12*z - 44*y*z + 60*y^2*z - 36*y^3*z + 8*y^4*z - 36*z^2 + 88*y*z^2 - 68*y^2*z^2 + 19*y^3*z^2 + 36*z^3 - 52*y*z^3 + 16*y^2*z^3 - 12*z^4 + 6*y*z^4)* G[1, 1 - y, 1 - y, z])/(2*y^2*(-1 + y + z)^2) + ((I*Pi*z*(-2 + 8*y - 10*y^2 + 4*y^3 + 4*z - 9*y*z - y^2*z - 2*z^2 + y*z^2))/(y^2*(-1 + y + z)) - (-2 + 2*y + 16*y^2 - 26*y^3 + 10*y^4 + 19*z - 49*y*z + 12*y^2*z + 15*y^3*z - 8*z^2 + 14*y*z^2 + 48*y^2*z^2 - 25*z^3 + 29*y*z^3 + 16*z^4)/(2*y^2*(-1 + y + z)) + (Pi^2*(2*y^3 - 8*y^4 + 12*y^5 - 8*y^6 + 2*y^7 - 8*y^3*z + 24*y^4*z - 24*y^5*z + 8*y^6*z + 12*y^3*z^2 - 24*y^4*z^2 + 12*y^5*z^2 + 4*z^3 - 12*y*z^3 + 12*y^2*z^3 - 12*y^3*z^3 + 8*y^4*z^3 - 12*z^4 + 26*y*z^4 - 16*y^2*z^4 + 5*y^3*z^4 + 12*z^5 - 16*y*z^5 + 4*y^2*z^5 - 4*z^6 + 2*y*z^6))/(2*y^2*z^2*(-1 + y + z)^2))* G[1 - y, 0, 0, z] + (Pi^2*(y^3 - 2*y^4 + y^5 - 2*y^3*z + 2*y^4*z + y^3*z^2 + 6*z^3 - 6*y*z^3 - 6*z^4 + 3*y*z^4)*G[1 - y, 0, 1, z])/ (2*y^2*z^2) + (((-I)*Pi*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2))/(y^2*z) - (4*y + 23*y^2 - 57*y^3 + 30*y^4 + 8*z - 40*y*z - 23*y^2*z + 58*y^3*z + 13*z^2 - 16*y*z^2 + 57*y^2*z^2 - 39*z^3 + 35*y*z^3 + 16*z^4)/(2*y^2*z) + (Pi^2*(-y^3 + 3*y^4 - 3*y^5 + y^6 - 3*y^3*z + 6*y^4*z - 3*y^5*z - y*z^2 + 3*y^2*z^2 + 2*y^3*z^2 - 4*y^4*z^2 + 2*z^3 - y*z^3 - 4*y^2*z^3 - 4*z^4 + 3*y*z^4 + y^2*z^4 + 2*z^5 - y*z^5))/(2*y^2*z^2*(-1 + y + z)))*G[1 - y, 0, 1 - y, z] + ((Pi^2*(y^3 - 2*y^4 + y^5 - 2*y^3*z + 2*y^4*z + y^3*z^2 + 4*z^3 - 4*y*z^3 - 4*z^4 + 2*y*z^4))/(2*y^2*z^2) + (I*Pi*(-2*y^4 - 8*y^5 + 46*y^6 - 60*y^7 + 24*y^8 + 22*y^3*z - 108*y^4*z + 240*y^5*z - 254*y^6*z + 100*y^7*z + 19*y^2*z^2 - 170*y^3*z^2 + 418*y^4*z^2 - 440*y^5*z^2 + 179*y^6*z^2 + 13*y*z^3 - 127*y^2*z^3 + 357*y^3*z^3 - 403*y^4*z^3 + 178*y^5*z^3 + 2*z^4 - 45*y*z^4 + 166*y^2*z^4 - 205*y^3*z^4 + 100*y^4*z^4 - 4*z^5 + 35*y*z^5 - 51*y^2*z^5 + 26*y^3*z^5 + 2*z^6 - 3*y*z^6 + y^2*z^6))/((-1 + y)*y^2*(-1 + y + z)* (y + z)^3) + (2*y^4 + 4*y^5 - 34*y^6 + 58*y^7 - 40*y^8 + 10*y^9 + 6*y^3*z - 7*y^4*z + 205*y^5*z - 993*y^6*z + 1733*y^7*z - 1308*y^8*z + 364*y^9*z + 6*y^2*z^2 - 255*y^3*z^2 + 1731*y^4*z^2 - 5339*y^5*z^2 + 8327*y^6*z^2 - 6328*y^7*z^2 + 1858*y^8*z^2 + 2*y*z^3 - 396*y^2*z^3 + 3246*y^3*z^3 - 10398*y^4*z^3 + 16638*y^5*z^3 - 13361*y^6*z^3 + 4269*y^7*z^3 - 252*y*z^4 + 2816*y^2*z^4 - 10686*y^3*z^4 + 18864*y^4*z^4 - 16497*y^5*z^4 + 5873*y^6*z^4 - 52*z^5 + 1202*y*z^5 - 6311*y^2*z^5 + 13313*y^3*z^5 - 13068*y^4*z^5 + 5270*y^5*z^5 + 188*z^6 - 1987*y*z^6 + 5777*y^2*z^6 - 6692*y^3*z^6 + 3068*y^4*z^6 - 252*z^7 + 1392*y*z^7 - 2127*y^2*z^7 + 1105*y^3*z^7 + 148*z^8 - 389*y*z^8 + 241*y^2*z^8 - 32*z^9 + 32*y*z^9)/(4*(-1 + y)*y^2*z* (-1 + y + z)^2*(y + z)^3))*G[1 - y, 1, 0, z] - (Pi^2*(2*y^3 - 8*y^4 + 12*y^5 - 8*y^6 + 2*y^7 - 6*y^3*z + 18*y^4*z - 18*y^5*z + 6*y^6*z + 7*y^3*z^2 - 14*y^4*z^2 + 7*y^5*z^2 + 4*z^3 - 12*y*z^3 + 12*y^2*z^3 - 8*y^3*z^3 + 4*y^4*z^3 - 12*z^4 + 26*y*z^4 - 16*y^2*z^4 + 4*y^3*z^4 + 12*z^5 - 16*y*z^5 + 4*y^2*z^5 - 4*z^6 + 2*y*z^6)*G[1 - y, 1, 1, z])/(2*y^2*z^2*(-1 + y + z)^2) + (Pi^2*(-y^3 + 3*y^4 - 3*y^5 + y^6 + y^3*z - 2*y^4*z + y^5*z + 5*y*z^2 - 15*y^2*z^2 + 16*y^3*z^2 - 6*y^4*z^2 + 10*z^3 - 35*y*z^3 + 40*y^2*z^3 - 14*y^3*z^3 - 20*z^4 + 35*y*z^4 - 15*y^2*z^4 + 10*z^5 - 5*y*z^5)*G[1 - y, 1, 1 - y, z])/(2*y^2*z^2*(-1 + y + z)) + (((-I)*Pi*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2))/(y^2*z) - (4*y + 23*y^2 - 57*y^3 + 30*y^4 + 8*z - 40*y*z - 23*y^2*z + 58*y^3*z + 13*z^2 - 16*y*z^2 + 57*y^2*z^2 - 39*z^3 + 35*y*z^3 + 16*z^4)/(2*y^2*z) + (Pi^2*(5*y^3 - 10*y^4 + 5*y^5 - 6*y^3*z + 6*y^4*z + 3*y^3*z^2 - 6*z^3 + 6*y*z^3 + 6*z^4 - 3*y*z^4))/(2*y^2*z^2))* G[1 - y, 1 - y, 0, z] - (Pi^2*(y^3 - 2*y^4 + y^5 - 2*y^3*z + 2*y^4*z + y^3*z^2 + 2*z^3 - 2*y*z^3 - 2*z^4 + y*z^4)* G[1 - y, 1 - y, 1, z])/(2*y^2*z^2) + (-1/6*((-1 + y + z)*(-63*y^3 + 63*y^4 - 20*y^2*z + 63*y^3*z + 141*y*z^2 - 63*y^2*z^2 + 126*z^3 - 63*y*z^3))/(y*z*(y + z)^2) - (3*Pi^2*(2*y^3 - 4*y^4 + 2*y^5 - 2*y^3*z + 2*y^4*z - y*z^2 + 2*y^2*z^2 - 4*z^3 + 6*y*z^3 - 2*y^2*z^3 + 4*z^4 - 2*y*z^4))/ (2*y^2*z^2))*G[1 - y, 1 - y, 1 - y, z] + ((Pi^2*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4))/ (y^2*z^2) - (I*Pi*(-6*y^2 + 12*y^3 - 6*y^4 + 15*z - 31*y*z + 37*y^2*z - 39*y^3*z + 18*y^4*z - 53*z^2 + 87*y*z^2 - 49*y^2*z^2 + 5*y^3*z^2 + 4*y^4*z^2 + 69*z^3 - 83*y*z^3 + 26*y^2*z^3 + 6*y^3*z^3 - 39*z^4 + 29*y*z^4 - 8*y^2*z^4 + 8*z^5 - 2*y*z^5))/ ((-1 + y)*y*(-1 + z)^3*z) + (-y^3 + 8*y^4 - 41*y^5 + 104*y^6 - 131*y^7 + 80*y^8 - 19*y^9 + 2*y^3*z - 31*y^4*z + 89*y^5*z - 150*y^6*z + 204*y^7*z - 171*y^8*z + 57*y^9*z + 3*y*z^2 + 74*y^2*z^2 - 15*y^3*z^2 - 567*y^4*z^2 + 989*y^5*z^2 - 444*y^6*z^2 - 264*y^7*z^2 + 281*y^8*z^2 - 57*y^9*z^2 + 2*z^3 - 2*y*z^3 - 27*y^2*z^3 - 1113*y^3*z^3 + 3107*y^4*z^3 - 2687*y^5*z^3 + 248*y^6*z^3 + 756*y^7*z^3 - 303*y^8*z^3 + 19*y^9*z^3 - 18*z^4 + 176*y*z^4 - 1267*y^2*z^4 + 4248*y^3*z^4 - 5083*y^4*z^4 + 1647*y^5*z^4 + 1054*y^6*z^4 - 704*y^7*z^4 + 65*y^8*z^4 + 50*z^5 - 724*y*z^5 + 3341*y^2*z^5 - 5357*y^3*z^5 + 2716*y^4*z^5 + 622*y^5*z^5 - 857*y^6*z^5 + 91*y^7*z^5 - 18*z^6 + 894*y*z^6 - 2759*y^2*z^6 + 1752*y^3*z^6 + 512*y^4*z^6 - 710*y^5*z^6 + 93*y^6*z^6 - 170*z^7 + 76*y*z^7 - 381*y^2*z^7 + 1455*y^3*z^7 - 883*y^4*z^7 + 139*y^5*z^7 + 378*z^8 - 1066*y*z^8 + 1787*y^2*z^8 - 1202*y^3*z^8 + 221*y^4*z^8 - 362*z^9 + 914*y*z^9 - 901*y^2*z^9 + 231*y^3*z^9 + 170*z^10 - 303*y*z^10 + 133*y^2*z^10 - 32*z^11 + 32*y*z^11)/(4*(-1 + y)*y^2*(-1 + z)^3*z^2*(-1 + y + z)* (y + z)^2))*G[1 - y, -y, 1 - y, z] + (Pi^2*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[-y, 0, 1, z])/(2*y^2*z^2) + (((-I)*Pi*(-1 + y + z)*(-6*y^2 + 6*y^3 + 5*y*z + 3*y^2*z - 2*z^2 + y*z^2))/(y^2*z) + (Pi^2*(3*y^3 - 6*y^4 + 3*y^5 - 2*y^3*z + 2*y^4*z + y^3*z^2 - 4*z^3 + 4*y*z^3 + 4*z^4 - 2*y*z^4))/ (2*y^2*z^2) - (-2*y^2 + 13*y^3 - 26*y^4 + 21*y^5 - 6*y^6 - 6*y*z + 98*y^2*z - 308*y^3*z + 402*y^4*z - 244*y^5*z + 58*y^6*z - 4*z^2 - 20*y*z^2 - 148*y^2*z^2 + 543*y^3*z^2 - 578*y^4*z^2 + 207*y^5*z^2 + 58*z^3 - 66*y*z^3 + 268*y^2*z^3 - 542*y^3*z^3 + 302*y^4*z^3 - 138*z^4 + 226*y*z^4 - 336*y^2*z^4 + 248*y^3*z^4 + 120*z^5 - 170*y*z^5 + 128*y^2*z^5 - 36*z^6 + 33*y*z^6)/ (4*y^2*z^2*(-1 + y + z)^2))*G[-y, 0, 1 - y, z] + (((-I)*Pi*(-1 + y + z)*(-6*y^2 + 6*y^3 + 5*y*z + 3*y^2*z - 2*z^2 + y*z^2))/(y^2*z) + (Pi^2*(2*y^3 - 4*y^4 + 2*y^5 - 2*y^3*z + 2*y^4*z + y^3*z^2 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4))/ (2*y^2*z^2) - (-2*y^2 + 13*y^3 - 26*y^4 + 21*y^5 - 6*y^6 - 6*y*z + 98*y^2*z - 308*y^3*z + 402*y^4*z - 244*y^5*z + 58*y^6*z - 4*z^2 - 20*y*z^2 - 148*y^2*z^2 + 543*y^3*z^2 - 578*y^4*z^2 + 207*y^5*z^2 + 58*z^3 - 66*y*z^3 + 268*y^2*z^3 - 542*y^3*z^3 + 302*y^4*z^3 - 138*z^4 + 226*y*z^4 - 336*y^2*z^4 + 248*y^3*z^4 + 120*z^5 - 170*y*z^5 + 128*y^2*z^5 - 36*z^6 + 33*y*z^6)/ (4*y^2*z^2*(-1 + y + z)^2))*G[-y, 1 - y, 0, z] + (Pi^2*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[-y, 1 - y, 1, z])/(2*y^2*z^2) + (((-I)*Pi*(-1 + y + z)*(-y^3 + y^4 + 2*y^2*z - 3*y^3*z - 15*y*z^2 + 3*y^2*z^2 + 2*z^3 - y*z^3))/(y^2*z^2) - (Pi^2*(2*y^3 - 4*y^4 + 2*y^5 - 2*y^3*z + 2*y^4*z - y*z^2 + 2*y^2*z^2 - 4*z^3 + 6*y*z^3 - 2*y^2*z^3 + 4*z^4 - 2*y*z^4))/ (2*y^2*z^2) + (-4*y^4 + 10*y^5 - 7*y^6 + y^7 - 20*y^3*z + 51*y^4*z - 42*y^5*z + 16*y^6*z - 2*y^7*z + 36*y^2*z^2 - 60*y^3*z^2 + 37*y^4*z^2 + 49*y^5*z^2 - 39*y^6*z^2 + y^7*z^2 + 28*y*z^3 - 292*y^2*z^3 + 536*y^3*z^3 - 209*y^4*z^3 - 82*y^5*z^3 - 2*y^6*z^3 + 8*z^4 - 130*y*z^4 + 715*y^2*z^4 - 755*y^3*z^4 + 81*y^4*z^4 - 31*y^5*z^4 - 3*z^5 + 162*y*z^5 - 598*y^2*z^5 + 256*y^3*z^5 - 52*y^4*z^5 - 57*z^6 + 21*y*z^6 + 53*y^2*z^6 + 11*y^3*z^6 + 107*z^7 - 148*y*z^7 + 86*y^2*z^7 - 71*z^8 + 67*y*z^8 + 16*z^9)/(2*y^2*(-1 + z)^2*z^2*(y + z)^2))* G[-y, 1 - y, 1 - y, z] + (-1/2*(Pi^2*(5*y^3 - 10*y^4 + 5*y^5 - 2*y^3*z + 2*y^4*z - y*z^2 + 2*y^2*z^2 - 10*z^3 + 12*y*z^3 - 2*y^2*z^3 + 10*z^4 - 5*y*z^4))/ (y^2*z^2) - (I*Pi*(y^3 - 2*y^4 + y^5 - 6*y^2*z + 8*y^3*z - 2*y^4*z + 17*y*z^2 - 16*y^2*z^2 - 2*z^3 - 12*y*z^3 + 2*y^2*z^3 + 2*z^4 - y*z^4))/(y^2*z^2) - (17*y^3 - 70*y^4 + 109*y^5 - 76*y^6 + 20*y^7 - 56*y^2*z + 50*y^3*z + 182*y^4*z - 332*y^5*z + 196*y^6*z - 40*y^7*z + 185*y*z^2 - 402*y^2*z^2 + 464*y^3*z^2 - 480*y^4*z^2 + 349*y^5*z^2 - 136*y^6*z^2 + 20*y^7*z^2 - 36*z^3 - 786*y*z^3 + 2006*y^2*z^3 - 1838*y^3*z^3 + 760*y^4*z^3 - 188*y^5*z^3 + 48*y^6*z^3 + 184*z^4 + 1251*y*z^4 - 2984*y^2*z^4 + 2057*y^3*z^4 - 536*y^4*z^4 + 94*y^5*z^4 - 378*z^5 - 840*y*z^5 + 1774*y^2*z^5 - 808*y^3*z^5 + 144*y^4*z^5 + 390*z^6 + 102*y*z^6 - 274*y^2*z^6 + 58*y^3*z^6 - 202*z^7 + 132*y*z^7 - 64*y^2*z^7 + 42*z^8 - 44*y*z^8)/ (4*y^2*(-1 + z)^2*z^2*(-1 + y + z)^2))*G[-y, -y, 1 - y, z] + (((-6*I)*Pi*y*(-1 + y - z))/(-1 + y + z) + (-16*y^2 + 63*y^3 - 78*y^4 + 31*y^5 - 6*z + 66*y*z - 112*y^2*z + 5*y^3*z + 20*y^4*z + 93*y^5*z - 66*y^6*z + 36*z^2 - 330*y*z^2 + 620*y^2*z^2 - 461*y^3*z^2 + 246*y^4*z^2 - 138*y^5*z^2 + 18*y^6*z^2 - 90*z^3 + 666*y*z^3 - 1040*y^2*z^3 + 723*y^3*z^3 - 240*y^4*z^3 + 14*y^5*z^3 + 120*z^4 - 681*y*z^4 + 760*y^2*z^4 - 398*y^3*z^4 + 52*y^4*z^4 - 90*z^5 + 357*y*z^5 - 224*y^2*z^5 + 68*y^3*z^5 + 36*z^6 - 81*y*z^6 + 12*y^2*z^6 - 6*z^7 + 3*y*z^7)/ (2*y^2*(-1 + z)^3*(-1 + y + z)^2))*G[0, 0, 0, 1, y] - (3*z*(-2 + 8*y - 10*y^2 + 4*y^3 + 4*z - 9*y*z - y^2*z - 2*z^2 + y*z^2)* G[0, 0, 0, 1 - y, z])/(2*y^2*(-1 + y + z)) + (((6*I)*Pi*(y^3 - 2*y^4 + y^5 - 2*z + 6*y*z - 6*y^2*z + 2*y^3*z + 6*z^2 - 13*y*z^2 + 8*y^2*z^2 - y^3*z^2 - 6*z^3 + 8*y*z^3 - 2*y^2*z^3 + 2*z^4 - y*z^4))/(y^2*(-1 + y + z)^2) - (6*y^5 - 33*y^6 + 72*y^7 - 78*y^8 + 42*y^9 - 9*y^10 + 15*y^4*z - 110*y^5*z + 273*y^6*z - 410*y^7*z + 357*y^8*z - 152*y^9*z + 27*y^10*z + 2*y^3*z^2 - 101*y^4*z^2 + 376*y^5*z^2 - 749*y^6*z^2 + 1018*y^7*z^2 - 753*y^8*z^2 + 288*y^9*z^2 - 49*y^10*z^2 + 35*y^2*z^3 - 138*y^3*z^3 + 372*y^4*z^3 - 704*y^5*z^3 + 1363*y^6*z^3 - 1660*y^7*z^3 + 986*y^8*z^3 - 269*y^9*z^3 + 15*y^10*z^3 + 45*y*z^4 - 356*y^2*z^4 + 924*y^3*z^4 - 1249*y^4*z^4 + 1495*y^5*z^4 - 2114*y^6*z^4 + 1709*y^7*z^4 - 609*y^8*z^4 + 59*y^9*z^4 + 19*z^5 - 310*y*z^5 + 1390*y^2*z^5 - 2722*y^3*z^5 + 2902*y^4*z^5 - 2585*y^5*z^5 + 2009*y^6*z^5 - 800*y^7*z^5 + 97*y^8*z^5 - 100*z^6 + 882*y*z^6 - 2824*y^2*z^6 + 4351*y^3*z^6 - 3796*y^4*z^6 + 2326*y^5*z^6 - 846*y^6*z^6 + 103*y^7*z^6 + 219*z^7 - 1352*y*z^7 + 3310*y^2*z^7 - 3993*y^3*z^7 + 2641*y^4*z^7 - 938*y^5*z^7 + 113*y^6*z^7 - 256*z^8 + 1211*y*z^8 - 2294*y^2*z^8 + 2075*y^3*z^8 - 902*y^4*z^8 + 134*y^5*z^8 + 169*z^9 - 636*y*z^9 + 908*y^2*z^9 - 559*y^3*z^9 + 118*y^4*z^9 - 60*z^10 + 182*y*z^10 - 182*y^2*z^10 + 60*y^3*z^10 + 9*z^11 - 22*y*z^11 + 13*y^2*z^11)/((-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2* (y + z)^3))*G[0, 0, 1, 0, y] + (((-6*I)*Pi*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3))/ (y^2*(-1 + y + z)^2) - (6*y^5 - 36*y^6 + 84*y^7 - 96*y^8 + 54*y^9 - 12*y^10 + 11*y^4*z - 139*y^5*z + 471*y^6*z - 725*y^7*z + 574*y^8*z - 228*y^9*z + 36*y^10*z + 11*y^3*z^2 - 152*y^4*z^2 + 864*y^5*z^2 - 2012*y^6*z^2 + 2273*y^7*z^2 - 1308*y^8*z^2 + 360*y^9*z^2 - 36*y^10*z^2 - 91*y^2*z^3 + 348*y^3*z^3 - 78*y^4*z^3 - 1894*y^5*z^3 + 4068*y^6*z^3 - 3573*y^7*z^3 + 1460*y^8*z^3 - 252*y^9*z^3 + 12*y^10*z^3 - 103*y*z^4 + 992*y^2*z^4 - 2796*y^3*z^4 + 2572*y^4*z^4 + 1536*y^5*z^4 - 4478*y^6*z^4 + 2979*y^7*z^4 - 756*y^8*z^4 + 66*y^9*z^4 - 38*z^5 + 731*y*z^5 - 3927*y^2*z^5 + 8261*y^3*z^5 - 6847*y^4*z^5 + 275*y^5*z^5 + 2557*y^6*z^5 - 1170*y^7*z^5 + 158*y^8*z^5 + 200*z^6 - 2124*y*z^6 + 7896*y^2*z^6 - 12498*y^3*z^6 + 8334*y^4*z^6 - 1398*y^5*z^6 - 642*y^6*z^6 + 196*y^7*z^6 - 438*z^7 + 3294*y*z^7 - 9007*y^2*z^7 + 10639*y^3*z^7 - 5390*y^4*z^7 + 830*y^5*z^7 + 72*y^6*z^7 + 512*z^8 - 2947*y*z^8 + 5972*y^2*z^8 - 5099*y^3*z^8 + 1742*y^4*z^8 - 144*y^5*z^8 - 338*z^9 + 1515*y*z^9 - 2213*y^2*z^9 + 1260*y^3*z^9 - 224*y^4*z^9 + 120*z^10 - 410*y*z^10 + 404*y^2*z^10 - 126*y^3*z^10 - 18*z^11 + 44*y*z^11 - 26*y^2*z^11)/(2*(-1 + y)*y^2*(-1 + z)^3*z* (-1 + y + z)^2*(y + z)^3))*G[0, 0, 1, 0, z] + ((-6*y^2 + 30*y^3 - 54*y^4 + 42*y^5 - 12*y^6 + 3*y*z + 24*y^2*z - 142*y^3*z + 236*y^4*z - 157*y^5*z + 36*y^6*z - 8*y*z^2 - 71*y^2*z^2 + 339*y^3*z^2 - 483*y^4*z^2 + 281*y^5*z^2 - 58*y^6*z^2 + 4*z^3 - 7*y*z^3 + 153*y^2*z^3 - 463*y^3*z^3 + 479*y^4*z^3 - 190*y^5*z^3 + 18*y^6*z^3 - 14*z^4 + 42*y*z^4 - 184*y^2*z^4 + 348*y^3*z^4 - 214*y^4*z^4 + 40*y^5*z^4 + 18*z^5 - 49*y*z^5 + 110*y^2*z^5 - 133*y^3*z^5 + 36*y^4*z^5 - 10*z^6 + 22*y*z^6 - 27*y^2*z^6 + 21*y^3*z^6 + 2*z^7 - 3*y*z^7 + y^2*z^7)* G[0, 0, 1, 1, y])/((-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)) - (3*z*(-2 + 8*y - 10*y^2 + 4*y^3 + 4*z - 9*y*z - y^2*z - 2*z^2 + y*z^2)* G[0, 0, 1 - y, 0, z])/(2*y^2*(-1 + y + z)) + (3*(-1 + y + 2*z)*(2*y - 4*y^2 + 2*y^3 - z + y^2*z + z^2 + y*z^2)* G[0, 0, 1 - y, 1 - y, z])/(y*z*(-1 + y + z)) + (((6*I)*Pi*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3))/ (y^2*(-1 + y + z)) + (14*y^2 - 66*y^3 + 124*y^4 - 116*y^5 + 54*y^6 - 10*y^7 + 49*y*z - 305*y^2*z + 706*y^3*z - 808*y^4*z + 503*y^5*z - 175*y^6*z + 30*y^7*z + 26*z^2 - 447*y*z^2 + 1783*y^2*z^2 - 3000*y^3*z^2 + 2490*y^4*z^2 - 1085*y^5*z^2 + 285*y^6*z^2 - 52*y^7*z^2 - 144*z^3 + 1520*y*z^3 - 4654*y^2*z^3 + 6245*y^3*z^3 - 4041*y^4*z^3 + 1234*y^5*z^3 - 176*y^6*z^3 + 16*y^7*z^3 + 338*z^4 - 2644*y*z^4 + 6448*y^2*z^4 - 6923*y^3*z^4 + 3457*y^4*z^4 - 692*y^5*z^4 + 28*y^6*z^4 - 432*z^5 + 2597*y*z^5 - 4997*y^2*z^5 + 4095*y^3*z^5 - 1455*y^4*z^5 + 156*y^5*z^5 + 318*z^6 - 1451*y*z^6 + 2111*y^2*z^6 - 1175*y^3*z^6 + 233*y^4*z^6 - 128*z^7 + 426*y*z^7 - 428*y^2*z^7 + 118*y^3*z^7 + 22*z^8 - 50*y*z^8 + 28*y^2*z^8)/(2*(-1 + y)*y^2*(-1 + z)^3*z* (-1 + y + z)^2))*G[0, 0, -y, 1 - y, z] - ((-12*y^4 + 36*y^5 - 24*y^6 - 24*y^7 + 36*y^8 - 12*y^9 - 30*y^3*z + 146*y^4*z - 130*y^5*z - 74*y^6*z + 212*y^7*z - 160*y^8*z + 36*y^9*z + 34*y^2*z^2 - 2*y^3*z^2 + 50*y^4*z^2 - 530*y^5*z^2 + 892*y^6*z^2 - 860*y^7*z^2 + 432*y^8*z^2 - 80*y^9*z^2 + 44*y*z^3 - 392*y^2*z^3 + 1165*y^3*z^3 - 2503*y^4*z^3 + 3259*y^5*z^3 - 2833*y^6*z^3 + 1726*y^7*z^3 - 490*y^8*z^3 + 24*y^9*z^3 + 24*z^4 - 358*y*z^4 + 1865*y^2*z^4 - 4932*y^3*z^4 + 7412*y^4*z^4 - 6502*y^5*z^4 + 3881*y^6*z^4 - 1316*y^7*z^4 + 118*y^8*z^4 - 142*z^5 + 1205*y*z^5 - 4542*y^2*z^5 + 9147*y^3*z^5 - 9757*y^4*z^5 + 5960*y^5*z^5 - 2133*y^6*z^5 + 262*y^7*z^5 + 349*z^6 - 2154*y*z^6 + 6093*y^2*z^6 - 8798*y^3*z^6 + 6347*y^4*z^6 - 2384*y^5*z^6 + 355*y^6*z^6 - 457*z^7 + 2184*y*z^7 - 4521*y^2*z^7 + 4347*y^3*z^7 - 1876*y^4*z^7 + 323*y^5*z^7 + 337*z^8 - 1232*y*z^8 + 1730*y^2*z^8 - 964*y^3*z^8 + 193*y^4*z^8 - 133*z^9 + 343*y*z^9 - 277*y^2*z^9 + 67*y^3*z^9 + 22*z^10 - 32*y*z^10 + 10*y^2*z^10)*G[0, 1, 0, 0, y])/ (2*(-1 + y)*y*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^3) + ((4*y^4 + 4*y^5 - 36*y^6 + 44*y^7 - 16*y^8 - 38*y^3*z + 108*y^4*z - 162*y^5*z + 180*y^6*z - 116*y^7*z + 28*y^8*z - 20*y^2*z^2 + 146*y^3*z^2 - 217*y^4*z^2 + 113*y^5*z^2 + 2*y^6*z^2 - 56*y^7*z^2 + 32*y^8*z^2 - 8*y*z^3 - 56*y^2*z^3 + 433*y^3*z^3 - 1116*y^4*z^3 + 1395*y^5*z^3 - 964*y^6*z^3 + 332*y^7*z^3 - 28*y^8*z^3 + 2*z^4 - 58*y*z^4 + 867*y^2*z^4 - 2944*y^3*z^4 + 4369*y^4*z^4 - 3380*y^5*z^4 + 1340*y^6*z^4 - 212*y^7*z^4 + 16*y^8*z^4 - 24*z^5 + 425*y*z^5 - 2624*y^2*z^5 + 5793*y^3*z^5 - 5848*y^4*z^5 + 2898*y^5*z^5 - 656*y^6*z^5 + 72*y^7*z^5 + 82*z^6 - 965*y*z^6 + 3637*y^2*z^6 - 5384*y^3*z^6 + 3561*y^4*z^6 - 1065*y^5*z^6 + 134*y^6*z^6 - 128*z^7 + 1054*y*z^7 - 2580*y^2*z^7 + 2453*y^3*z^7 - 968*y^4*z^7 + 133*y^5*z^7 + 102*z^8 - 584*y*z^8 + 889*y^2*z^8 - 482*y^3*z^8 + 75*y^4*z^8 - 40*z^9 + 145*y*z^9 - 116*y^2*z^9 + 23*y^3*z^9 + 6*z^10 - 9*y*z^10 + 3*y^2*z^10)*G[0, 1, 0, 0, z])/ (2*(-1 + y)*y^2*(-1 + z)^3*(-1 + y + z)^2*(y + z)^3) + (((6*I)*Pi*y*(-1 + y - z))/(-1 + y + z) + (12*y^2 - 72*y^3 + 168*y^4 - 192*y^5 + 108*y^6 - 24*y^7 - 6*y*z - 70*y^2*z + 467*y^3*z - 993*y^4*z + 967*y^5*z - 437*y^6*z + 72*y^7*z - 2*z^2 + 86*y*z^2 - 38*y^2*z^2 - 849*y^3*z^2 + 1917*y^4*z^2 - 1581*y^5*z^2 + 495*y^6*z^2 - 28*y^7*z^2 + 20*z^3 - 366*y*z^3 + 696*y^2*z^3 + 321*y^3*z^3 - 1589*y^4*z^3 + 1187*y^5*z^3 - 281*y^6*z^3 + 12*y^7*z^3 - 64*z^4 + 728*y*z^4 - 1408*y^2*z^4 + 527*y^3*z^4 + 567*y^4*z^4 - 445*y^5*z^4 + 83*y^6*z^4 + 96*z^5 - 764*y*z^5 + 1228*y^2*z^5 - 510*y^3*z^5 - 78*y^4*z^5 + 64*y^5*z^5 - 74*z^6 + 420*y*z^6 - 492*y^2*z^6 + 102*y^3*z^6 + 8*y^4*z^6 + 28*z^7 - 104*y*z^7 + 74*y^2*z^7 + 14*y^3*z^7 - 4*z^8 + 6*y*z^8 - 2*y^2*z^8)/(2*(-1 + y)*y^2* (-1 + z)^3*z*(-1 + y + z)^2))*G[0, 1, 0, 1, y] - ((-2 + 10*y - 18*y^2 + 10*y^3 + 6*z - 25*y*z + 34*y^2*z - 12*y^3*z - 10*y*z^2 + 32*y^2*z^2 - 32*y^3*z^2 + 8*y^4*z^2 - 12*z^3 + 50*y*z^3 - 44*y^2*z^3 + 6*y^3*z^3 + 12*z^4 - 28*y*z^4 - 4*z^5 + 2*y*z^5)*G[0, 1, 0, 1 - y, z])/(2*y^2*z*(-1 + y + z)^2) + (((-6*I)*Pi*(y^3 - 2*y^4 + y^5 + 2*z - 6*y*z + 6*y^2*z - 2*y^3*z - 6*z^2 + 13*y*z^2 - 8*y^2*z^2 + y^3*z^2 + 6*z^3 - 8*y*z^3 + 2*y^2*z^3 - 2*z^4 + y*z^4))/(y^2*(-1 + y + z)^2) + (6*y^5 - 18*y^6 + 18*y^7 - 6*y^8 + 15*y^4*z - 88*y^5*z + 180*y^6*z - 156*y^7*z + 49*y^8*z + 21*y^3*z^2 - 233*y^4*z^2 + 646*y^5*z^2 - 778*y^6*z^2 + 415*y^7*z^2 - 49*y^8*z^2 - 22*y^9*z^2 + 92*y^2*z^3 - 553*y^3*z^3 + 1582*y^4*z^3 - 2174*y^5*z^3 + 1448*y^6*z^3 - 357*y^7*z^3 - 44*y^8*z^3 + 6*y^9*z^3 + 102*y*z^4 - 922*y^2*z^4 + 2964*y^3*z^4 - 4618*y^4*z^4 + 3524*y^5*z^4 - 1182*y^6*z^4 + 78*y^7*z^4 + 2*y^8*z^4 + 38*z^5 - 680*y*z^5 + 3367*y^2*z^5 - 6992*y^3*z^5 + 6757*y^4*z^5 - 2894*y^5*z^5 + 459*y^6*z^5 - 46*y^7*z^5 - 196*z^6 + 1873*y*z^6 - 6217*y^2*z^6 + 8715*y^3*z^6 - 5257*y^4*z^6 + 1215*y^5*z^6 - 125*y^6*z^6 + 420*z^7 - 2761*y*z^7 + 6430*y^2*z^7 - 5979*y^3*z^7 + 2098*y^4*z^7 - 235*y^5*z^7 - 480*z^8 + 2340*y*z^8 - 3760*y^2*z^8 + 2132*y^3*z^8 - 344*y^4*z^8 + 310*z^9 - 1126*y*z^9 + 1151*y^2*z^9 - 308*y^3*z^9 - 108*z^10 + 277*y*z^10 - 141*y^2*z^10 + 16*z^11 - 25*y*z^11)/ (2*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^3))*G[0, 1, 1, 0, y] + ((2*y^3 - 12*y^4 + 22*y^5 - 58*y^7 + 88*y^8 - 54*y^9 + 12*y^10 + 6*y^2*z - 42*y^3*z + 100*y^4*z - 62*y^5*z - 157*y^6*z + 343*y^7*z - 254*y^8*z + 66*y^9*z + 6*y*z^2 - 54*y^2*z^2 + 192*y^3*z^2 - 230*y^4*z^2 - 173*y^5*z^2 + 691*y^6*z^2 - 614*y^7*z^2 + 182*y^8*z^2 + 2*z^3 - 30*y*z^3 + 137*y^2*z^3 - 153*y^3*z^3 - 412*y^4*z^3 + 1192*y^5*z^3 - 1060*y^6*z^3 + 324*y^7*z^3 - 6*z^4 + 37*y*z^4 + 67*y^2*z^4 - 766*y^3*z^4 + 1608*y^4*z^4 - 1318*y^5*z^4 + 384*y^6*z^4 - 2*z^5 + 90*y*z^5 - 617*y^2*z^5 + 1323*y^3*z^5 - 1070*y^4*z^5 + 294*y^5*z^5 + 22*z^6 - 213*y*z^6 + 585*y^2*z^6 - 514*y^3*z^6 + 138*y^4*z^6 - 24*z^7 + 122*y*z^7 - 128*y^2*z^7 + 36*y^3*z^7 + 8*z^8 - 12*y*z^8 + 4*y^2*z^8)*G[0, 1, 1, 0, z])/ (2*(-1 + y)*y^2*z*(-1 + y + z)^2*(y + z)^3) - (3*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)* G[0, 1, 1, 1, y])/(2*y^2*z) - ((-2 + 10*y - 18*y^2 + 10*y^3 + 6*z - 25*y*z + 34*y^2*z - 12*y^3*z - 10*y*z^2 + 32*y^2*z^2 - 32*y^3*z^2 + 8*y^4*z^2 - 12*z^3 + 50*y*z^3 - 44*y^2*z^3 + 6*y^3*z^3 + 12*z^4 - 28*y*z^4 - 4*z^5 + 2*y*z^5)*G[0, 1, 1 - y, 0, z])/(2*y^2*z*(-1 + y + z)^2) - (3*z*(-2 + 8*y - 10*y^2 + 4*y^3 + 4*z - 9*y*z - y^2*z - 2*z^2 + y*z^2)* G[0, 1 - y, 0, 0, z])/(2*y^2*(-1 + y + z)) + (3*(-1 + y + 2*z)*(2*y - 4*y^2 + 2*y^3 - z + y^2*z + z^2 + y*z^2)* G[0, 1 - y, 0, 1 - y, z])/(y*z*(-1 + y + z)) + (((6*I)*Pi*(-1 + z)*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 4*z - 7*y*z + 2*y^2*z - 2*z^2 + y*z^2))/(y^2*(-1 + y + z)^2) - (-6*y^5 + 24*y^6 - 36*y^7 + 24*y^8 - 6*y^9 - 11*y^4*z + 93*y^5*z - 273*y^6*z + 371*y^7*z - 240*y^8*z + 60*y^9*z - 15*y^3*z^2 + 195*y^4*z^2 - 773*y^5*z^2 + 1329*y^6*z^2 - 1044*y^7*z^2 + 308*y^8*z^2 + 79*y^2*z^3 - 81*y^3*z^3 - 680*y^4*z^3 + 1936*y^5*z^3 - 1912*y^6*z^3 + 658*y^7*z^3 + 91*y*z^4 - 375*y^2*z^4 + 134*y^3*z^4 + 1158*y^4*z^4 - 1730*y^5*z^4 + 734*y^6*z^4 + 34*z^5 - 262*y*z^5 + 487*y^2*z^5 + 17*y^3*z^5 - 652*y^4*z^5 + 412*y^5*z^5 - 62*z^6 + 247*y*z^6 - 293*y^2*z^6 + 92*y^3*z^6 + 52*y^4*z^6 + 38*z^7 - 116*y*z^7 + 148*y^2*z^7 - 58*y^3*z^7 - 10*z^8 + 32*y*z^8 - 22*y^2*z^8)/(2*(-1 + y)*y^2*z* (-1 + y + z)^2*(y + z)^3))*G[0, 1 - y, 1, 0, z] + (3*(-1 + y + 2*z)*(2*y - 4*y^2 + 2*y^3 - z + y^2*z + z^2 + y*z^2)* G[0, 1 - y, 1 - y, 0, z])/(y*z*(-1 + y + z)) + (3*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)* G[0, 1 - y, 1 - y, 1 - y, z])/(2*y^2*z) + (((-6*I)*Pi*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3))/ (y^2*(-1 + y + z)) - (2 - 12*y + 54*y^2 - 156*y^3 + 254*y^4 - 228*y^5 + 106*y^6 - 20*y^7 - 12*z + 110*y*z - 502*y^2*z + 1154*y^3*z - 1430*y^4*z + 988*y^5*z - 368*y^6*z + 60*y^7*z + 44*z^2 - 496*y*z^2 + 2028*y^2*z^2 - 3816*y^3*z^2 + 3740*y^4*z^2 - 2032*y^5*z^2 + 636*y^6*z^2 - 104*y^7*z^2 - 112*z^3 + 1252*y*z^3 - 4410*y^2*z^3 + 6877*y^3*z^3 - 5339*y^4*z^3 + 2122*y^5*z^3 - 422*y^6*z^3 + 32*y^7*z^3 + 188*z^4 - 1864*y*z^4 + 5556*y^2*z^4 - 7069*y^3*z^4 + 4175*y^4*z^4 - 1054*y^5*z^4 + 80*y^6*z^4 - 204*z^5 + 1674*y*z^5 - 4114*y^2*z^5 + 4071*y^3*z^5 - 1667*y^4*z^5 + 204*y^5*z^5 + 140*z^6 - 892*y*z^6 + 1716*y^2*z^6 - 1195*y^3*z^6 + 267*y^4*z^6 - 56*z^7 + 260*y*z^7 - 350*y^2*z^7 + 134*y^3*z^7 + 10*z^8 - 32*y*z^8 + 22*y^2*z^8)/ (2*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2))* G[0, 1 - y, -y, 1 - y, z] + ((18*y^2 - 66*y^3 + 98*y^4 - 66*y^5 + 16*y^6 - 11*y*z - 32*y^2*z + 150*y^3*z - 168*y^4*z + 58*y^5*z + 6*z^2 + 12*y*z^2 + 46*y^2*z^2 - 146*y^3*z^2 + 84*y^4*z^2 - 18*z^3 + 11*y*z^3 - 52*y^2*z^3 + 59*y^3*z^3 + 18*z^4 - 16*y*z^4 + 20*y^2*z^4 - 6*z^5 + 3*y*z^5)*G[0, -y, 0, 1 - y, z])/ (2*y^2*z*(-1 + y + z)^2) + ((18*y^2 - 66*y^3 + 98*y^4 - 66*y^5 + 16*y^6 - 11*y*z - 32*y^2*z + 150*y^3*z - 168*y^4*z + 58*y^5*z + 6*z^2 + 12*y*z^2 + 46*y^2*z^2 - 146*y^3*z^2 + 84*y^4*z^2 - 18*z^3 + 11*y*z^3 - 52*y^2*z^3 + 59*y^3*z^3 + 18*z^4 - 16*y*z^4 + 20*y^2*z^4 - 6*z^5 + 3*y*z^5)*G[0, -y, 1 - y, 0, z])/ (2*y^2*z*(-1 + y + z)^2) + (((-6*I)*Pi*(-1 + y + z)*(-y + y^2 - 2*z + y*z))/y^2 - (y^3 - 3*y^4 + 3*y^5 - y^6 + 24*y^2*z - 91*y^3*z + 113*y^4*z - 49*y^5*z + 3*y^6*z + 45*y*z^2 - 237*y^2*z^2 + 469*y^3*z^2 - 403*y^4*z^2 + 129*y^5*z^2 - 3*y^6*z^2 + 20*z^3 - 261*y*z^3 + 789*y^2*z^3 - 1035*y^3*z^3 + 641*y^4*z^3 - 167*y^5*z^3 + y^6*z^3 - 80*z^4 + 560*y*z^4 - 1196*y^2*z^4 + 1104*y^3*z^4 - 404*y^4*z^4 + 52*y^5*z^4 + 120*z^5 - 564*y*z^5 + 880*y^2*z^5 - 560*y^3*z^5 + 88*y^4*z^5 - 80*z^6 + 267*y*z^6 - 287*y^2*z^6 + 112*y^3*z^6 + 20*z^7 - 47*y*z^7 + 27*y^2*z^7)/(2*(-1 + y)*y^2*(-1 + z)^3*z^2))* G[0, -y, 1 - y, 1 - y, z] + (((-6*I)*Pi*(-1 + y + z)*(-y + y^2 - 2*z + y*z))/y^2 - (y^3 - 5*y^4 + 10*y^5 - 10*y^6 + 5*y^7 - y^8 + 18*y^2*z - 107*y^3*z + 243*y^4*z - 274*y^5*z + 160*y^6*z - 43*y^7*z + 3*y^8*z + 14*y*z^2 - 212*y^2*z^2 + 838*y^3*z^2 - 1452*y^4*z^2 + 1264*y^5*z^2 - 548*y^6*z^2 + 99*y^7*z^2 - 3*y^8*z^2 + 26*z^3 - 230*y*z^3 + 1178*y^2*z^3 - 3010*y^3*z^3 + 3914*y^4*z^3 - 2636*y^5*z^3 + 868*y^6*z^3 - 111*y^7*z^3 + y^8*z^3 - 156*z^4 + 995*y*z^4 - 3255*y^2*z^4 + 5839*y^3*z^4 - 5611*y^4*z^4 + 2751*y^5*z^4 - 597*y^6*z^4 + 34*y^7*z^4 + 390*z^5 - 2017*y*z^5 + 4881*y^2*z^5 - 6399*y^3*z^5 + 4383*y^4*z^5 - 1387*y^5*z^5 + 143*y^6*z^5 - 520*z^6 + 2227*y*z^6 - 4121*y^2*z^6 + 3912*y^3*z^6 - 1752*y^4*z^6 + 272*y^5*z^6 + 390*z^7 - 1373*y*z^7 + 1905*y^2*z^7 - 1220*y^3*z^7 + 280*y^4*z^7 - 156*z^8 + 440*y*z^8 - 424*y^2*z^8 + 146*y^3*z^8 + 26*z^9 - 56*y*z^9 + 30*y^2*z^9)/ (2*(-1 + y)*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2))* G[0, -y, -y, 1 - y, z] - ((-18*y + 54*y^2 - 54*y^3 + 18*y^4 + 27*y*z - 54*y^2*z + 27*y^3*z + 14*z^2 - 26*y*z^2 + 12*y^2*z^2 - 14*z^3)*G[1, 0, 0, 0, y])/(2*z*(-1 + y + z)^2) + (z*(6 - 66*y + 136*y^2 - 100*y^3 + 24*y^4 - 18*z + 135*y*z - 154*y^2*z + 36*y^3*z + 18*z^2 - 72*y*z^2 + 18*y^2*z^2 - 6*z^3 + 3*y*z^3)*G[1, 0, 0, 0, z])/(2*y^2*(-1 + y + z)^2) + (((6*I)*Pi*(y - 4*y^2 + 6*y^3 - 4*y^4 + y^5 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 7*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4))/ (y^2*(-1 + y + z)^2) + (6*y^2 - 24*y^3 + 36*y^4 - 24*y^5 + 6*y^6 + 12*y*z - 118*y^2*z + 331*y^3*z - 405*y^4*z + 229*y^5*z - 49*y^6*z + 14*z^2 - 140*y*z^2 + 688*y^2*z^2 - 1475*y^3*z^2 + 1527*y^4*z^2 - 787*y^5*z^2 + 195*y^6*z^2 - 22*y^7*z^2 - 64*z^3 + 497*y*z^3 - 1829*y^2*z^3 + 3148*y^3*z^3 - 2640*y^4*z^3 + 1064*y^5*z^3 - 182*y^6*z^3 + 6*y^7*z^3 + 122*z^4 - 861*y*z^4 + 2641*y^2*z^4 - 3654*y^3*z^4 + 2322*y^4*z^4 - 610*y^5*z^4 + 46*y^6*z^4 - 128*z^5 + 847*y*z^5 - 2205*y^2*z^5 + 2363*y^3*z^5 - 1023*y^4*z^5 + 128*y^5*z^5 + 82*z^6 - 497*y*z^6 + 1049*y^2*z^6 - 799*y^3*z^6 + 183*y^4*z^6 - 32*z^7 + 168*y*z^7 - 252*y^2*z^7 + 110*y^3*z^7 + 6*z^8 - 26*y*z^8 + 20*y^2*z^8)/(2*(-1 + y)*y^2* (-1 + z)^3*z*(-1 + y + z)^2))*G[1, 0, 0, 1, y] + (((-6*I)*Pi*y*z^2)/(-1 + y + z)^2 - (2 - 10*y + 18*y^2 - 10*y^3 - 6*z + 25*y*z - 34*y^2*z + 12*y^3*z + 6*z^2 - 28*y*z^2 + 38*y^2*z^2 - 22*y^3*z^2 + 8*y^4*z^2 - 2*z^3 + 21*y*z^3 - 20*y^2*z^3 + 12*y^3*z^3 - 8*y*z^4 - 2*y^2*z^4)/ (2*y^2*z*(-1 + y + z)^2))*G[1, 0, 0, 1 - y, z] + (((-6*I)*Pi*(-1 + y)*(-1 + y + 2*z))/y + (-12*y^5 + 60*y^6 - 108*y^7 + 84*y^8 - 24*y^9 - 17*y^4*z + 148*y^5*z - 432*y^6*z + 560*y^7*z - 331*y^8*z + 72*y^9*z + 91*y^3*z^2 - 293*y^4*z^2 + 112*y^5*z^2 + 602*y^6*z^2 - 849*y^7*z^2 + 365*y^8*z^2 - 28*y^9*z^2 + 137*y^2*z^3 - 1235*y^3*z^3 + 3118*y^4*z^3 - 3200*y^5*z^3 + 1203*y^6*z^3 + 3*y^7*z^3 - 35*y^8*z^3 + 12*y^9*z^3 + 91*y*z^4 - 1265*y^2*z^4 + 5832*y^3*z^4 - 10728*y^4*z^4 + 9253*y^5*z^4 - 3849*y^6*z^4 + 691*y^7*z^4 + 13*y^8*z^4 + 18*z^5 - 587*y*z^5 + 4462*y^2*z^5 - 13440*y^3*z^5 + 17944*y^4*z^5 - 11447*y^5*z^5 + 3243*y^6*z^5 - 201*y^7*z^5 - 80*z^6 + 1546*y*z^6 - 8032*y^2*z^6 + 16850*y^3*z^6 - 15784*y^4*z^6 + 6477*y^5*z^6 - 795*y^6*z^6 + 138*z^7 - 2138*y*z^7 + 8018*y^2*z^7 - 11616*y^3*z^7 + 6935*y^4*z^7 - 1331*y^5*z^7 - 112*z^8 + 1642*y*z^8 - 4384*y^2*z^8 + 4055*y^3*z^8 - 1175*y^4*z^8 + 38*z^9 - 664*y*z^9 + 1163*y^2*z^9 - 537*y^3*z^9 + 109*y*z^10 - 99*y^2*z^10 - 2*z^11 + y*z^11)/(2*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^3))* G[1, 0, 1, 0, y] + (((6*I)*Pi*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3))/ (y^2*(-1 + y + z)^2) + (-5*y + 14*y^2 + 5*y^3 - 44*y^4 + 42*y^5 - 12*y^6 - 8*z + 62*y*z - 108*y^2*z + 40*y^3*z + 74*y^4*z - 72*y^5*z + 12*y^6*z + 28*z^2 - 152*y*z^2 + 178*y^2*z^2 - 25*y^3*z^2 - 86*y^4*z^2 + 30*y^5*z^2 - 50*z^3 + 180*y*z^3 - 108*y^2*z^3 - 56*y^3*z^3 + 48*y^4*z^3 + 62*z^4 - 151*y*z^4 + 60*y^2*z^4 + 22*y^3*z^4 - 46*z^5 + 90*y*z^5 - 36*y^2*z^5 + 14*z^6 - 24*y*z^6)/(2*y^2*z^2*(-1 + y + z)^2))*G[1, 0, 1, 0, z] - ((-24*y^5 + 84*y^6 - 108*y^7 + 60*y^8 - 12*y^9 + 72*y^2*z - 284*y^3*z + 362*y^4*z + 68*y^5*z - 622*y^6*z + 616*y^7*z - 248*y^8*z + 36*y^9*z + 56*y*z^2 - 616*y^2*z^2 + 1666*y^3*z^2 - 1486*y^4*z^2 - 600*y^5*z^2 + 2068*y^6*z^2 - 1516*y^7*z^2 + 508*y^8*z^2 - 80*y^9*z^2 + 16*z^3 - 340*y*z^3 + 1958*y^2*z^3 - 3726*y^3*z^3 + 1765*y^4*z^3 + 2656*y^5*z^3 - 3951*y^6*z^3 + 2116*y^7*z^3 - 506*y^8*z^3 + 24*y^9*z^3 - 72*z^4 + 790*y*z^4 - 2978*y^2*z^4 + 3613*y^3*z^4 + 866*y^4*z^4 - 5212*y^5*z^4 + 4259*y^6*z^4 - 1388*y^7*z^4 + 122*y^8*z^4 + 112*z^5 - 830*y*z^5 + 2047*y^2*z^5 - 492*y^3*z^5 - 3888*y^4*z^5 + 4882*y^5*z^5 - 2147*y^6*z^5 + 280*y^7*z^5 - 44*z^6 + 251*y*z^6 - 40*y^2*z^6 - 1956*y^3*z^6 + 3456*y^4*z^6 - 2040*y^5*z^6 + 373*y^6*z^6 - 66*z^7 + 260*y*z^7 - 835*y^2*z^7 + 1592*y^3*z^7 - 1217*y^4*z^7 + 302*y^5*z^7 + 86*z^8 - 264*y*z^8 + 483*y^2*z^8 - 447*y^3*z^8 + 142*y^4*z^8 - 38*z^9 + 86*y*z^9 - 94*y^2*z^9 + 34*y^3*z^9 + 6*z^10 - 9*y*z^10 + 3*y^2*z^10)*G[1, 0, 1, 1, y])/ (2*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)*(y + z)^3) + (((-6*I)*Pi*y*z^2)/(-1 + y + z)^2 - (2 - 10*y + 18*y^2 - 10*y^3 - 6*z + 25*y*z - 34*y^2*z + 12*y^3*z + 6*z^2 - 28*y*z^2 + 38*y^2*z^2 - 22*y^3*z^2 + 8*y^4*z^2 - 2*z^3 + 21*y*z^3 - 20*y^2*z^3 + 12*y^3*z^3 - 8*y*z^4 - 2*y^2*z^4)/ (2*y^2*z*(-1 + y + z)^2))*G[1, 0, 1 - y, 0, z] + ((4*y - 6*y^2 - 7*y^3 + 15*y^4 - 6*y^5 + 8*z - 46*y*z + 52*y^2*z + 7*y^3*z - 30*y^4*z + 6*y^5*z - 20*z^2 + 80*y*z^2 - 50*y^2*z^2 - 27*y^3*z^2 + 15*y^4*z^2 + 16*z^3 - 56*y*z^3 + 20*y^2*z^3 + 9*y^3*z^3 - 4*z^4 + 18*y*z^4 + 10*y^2*z^4)*G[1, 0, 1 - y, 1 - y, z])/(2*y^2*z^2*(-1 + y + z)) + (((6*I)*Pi*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3))/ (y^2*(-1 + y + z)) + (-7*y + 24*y^2 - 24*y^3 + 2*y^4 + 7*y^5 - 2*y^6 - 16*z + 125*y*z - 270*y^2*z + 204*y^3*z + 30*y^4*z - 97*y^5*z + 24*y^6*z + 88*z^2 - 523*y*z^2 + 894*y^2*z^2 - 459*y^3*z^2 - 264*y^4*z^2 + 300*y^5*z^2 - 60*y^6*z^2 - 206*z^3 + 1091*y*z^3 - 1642*y^2*z^3 + 717*y^3*z^3 + 268*y^4*z^3 - 140*y^5*z^3 - 32*y^6*z^3 + 284*z^4 - 1519*y*z^4 + 2296*y^2*z^4 - 1267*y^3*z^4 + 234*y^4*z^4 - 79*y^5*z^4 + 6*y^6*z^4 - 290*z^5 + 1667*y*z^5 - 2538*y^2*z^5 + 1533*y^3*z^5 - 378*y^4*z^5 + 9*y^5*z^5 + 256*z^6 - 1405*y*z^6 + 1846*y^2*z^6 - 894*y^3*z^6 + 108*y^4*z^6 - 178*z^7 + 773*y*z^7 - 718*y^2*z^7 + 190*y^3*z^7 + 76*z^8 - 226*y*z^8 + 108*y^2*z^8 - 14*z^9 + 24*y*z^9)/ (2*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2))*G[1, 0, -y, 1 - y, z] + ((-6*y^4 + 30*y^5 - 54*y^6 + 42*y^7 - 12*y^8 - 14*y^3*z + 104*y^4*z - 273*y^5*z + 326*y^6*z - 179*y^7*z + 36*y^8*z + 20*y^2*z^2 + 40*y^3*z^2 - 439*y^4*z^2 + 909*y^5*z^2 - 819*y^6*z^2 + 347*y^7*z^2 - 58*y^8*z^2 + 25*y*z^3 - 198*y^2*z^3 + 39*y^3*z^3 + 979*y^4*z^3 - 1689*y^5*z^3 + 1173*y^6*z^3 - 344*y^7*z^3 + 18*y^8*z^3 + 13*z^4 - 193*y*z^4 + 687*y^2*z^4 - 161*y^3*z^4 - 1507*y^4*z^4 + 1917*y^5*z^4 - 848*y^6*z^4 + 86*y^7*z^4 - 77*z^5 + 569*y*z^5 - 1139*y^2*z^5 - 10*y^3*z^5 + 1503*y^4*z^5 - 1099*y^5*z^5 + 174*y^6*z^5 + 189*z^6 - 855*y*z^6 + 990*y^2*z^6 + 246*y^3*z^6 - 741*y^4*z^6 + 189*y^5*z^6 - 247*z^7 + 712*y*z^7 - 456*y^2*z^7 - 155*y^3*z^7 + 107*y^4*z^7 + 182*z^8 - 326*y*z^8 + 111*y^2*z^8 + 15*y^3*z^8 - 72*z^9 + 74*y*z^9 - 15*y^2*z^9 + 12*z^10 - 6*y*z^10)*G[1, 1, 0, 0, y])/(y*(-1 + z)^3*z* (-1 + y + z)^2*(y + z)^3) + (((6*I)*Pi*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3))/ (y^2*(-1 + y + z)^2) + (2 - 10*y + 18*y^2 - 18*y^3 + 8*y^4 - 6*z + 21*y*z - 18*y^2*z + 2*y^3*z + 4*y^4*z - 14*z^2 + 44*y*z^2 - 44*y^2*z^2 - 4*y^3*z^2 + 16*y^4*z^2 + 58*z^3 - 138*y*z^3 + 90*y^2*z^3 + 4*y^3*z^3 - 60*z^4 + 110*y*z^4 - 46*y^2*z^4 + 20*z^5 - 27*y*z^5)/(2*y^2*z*(-1 + y + z)^2))*G[1, 1, 0, 0, z] + (((-6*I)*Pi*(y - 4*y^2 + 6*y^3 - 4*y^4 + y^5 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 5*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4))/ (y^2*(-1 + y + z)^2) - (3*y^5 - 21*y^6 + 54*y^7 - 66*y^8 + 39*y^9 - 9*y^10 + 36*y^2*z - 178*y^3*z + 368*y^4*z - 473*y^5*z + 560*y^6*z - 635*y^7*z + 485*y^8*z - 190*y^9*z + 27*y^10*z + 28*y*z^2 - 372*y^2*z^2 + 1339*y^3*z^2 - 2394*y^4*z^2 + 2915*y^5*z^2 - 3073*y^6*z^2 + 2640*y^7*z^2 - 1454*y^8*z^2 + 420*y^9*z^2 - 49*y^10*z^2 + 8*z^3 - 206*y*z^3 + 1505*y^2*z^3 - 4378*y^3*z^3 + 7226*y^4*z^3 - 8664*y^5*z^3 + 8253*y^6*z^3 - 5553*y^7*z^3 + 2201*y^8*z^3 - 407*y^9*z^3 + 15*y^10*z^3 - 44*z^4 + 634*y*z^4 - 3405*y^2*z^4 + 8737*y^3*z^4 - 13908*y^4*z^4 + 15814*y^5*z^4 - 12608*y^6*z^4 + 6176*y^7*z^4 - 1508*y^8*z^4 + 106*y^9*z^4 + 103*z^5 - 1149*y*z^5 + 5243*y^2*z^5 - 12533*y^3*z^5 + 18691*y^4*z^5 - 18221*y^5*z^5 + 10834*y^6*z^5 - 3310*y^7*z^5 + 342*y^8*z^5 - 148*z^6 + 1510*y*z^6 - 6221*y^2*z^6 + 13447*y^3*z^6 - 17012*y^4*z^6 + 12542*y^5*z^6 - 4760*y^6*z^6 + 660*y^7*z^6 + 171*z^7 - 1608*y*z^7 + 5694*y^2*z^7 - 10085*y^3*z^7 + 9604*y^4*z^7 - 4607*y^5*z^7 + 831*y^6*z^7 - 172*z^8 + 1308*y*z^8 - 3609*y^2*z^8 + 4702*y^3*z^8 - 2938*y^4*z^8 + 691*y^5*z^8 + 125*z^9 - 695*y*z^9 + 1365*y^2*z^9 - 1158*y^3*z^9 + 363*y^4*z^9 - 52*z^10 + 200*y*z^10 - 249*y^2*z^10 + 107*y^3*z^10 + 9*z^11 - 22*y*z^11 + 13*y^2*z^11)/ ((-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^3))* G[1, 1, 0, 1, y] + (((-6*I)*Pi*y*z^2)/(-1 + y + z)^2 + (z*(4 - 22*y + 40*y^2 - 26*y^3 + 4*y^4 - 12*z + 46*y*z - 40*y^2*z - 5*y^3*z + 12*z^2 - 26*y*z^2 - 4*z^3 + 2*y*z^3))/ (2*y^2*(-1 + y + z)^2))*G[1, 1, 0, 1 - y, z] + (((6*I)*Pi*(-1 + y)*(-1 + y + 2*z))/y + (-15*y + 76*y^2 - 138*y^3 + 108*y^4 - 31*y^5 + 171*y*z - 662*y^2*z + 960*y^3*z - 682*y^4*z + 279*y^5*z - 66*y^6*z - 12*z^2 - 603*y*z^2 + 1962*y^2*z^2 - 2276*y^3*z^2 + 1236*y^4*z^2 - 324*y^5*z^2 + 18*y^6*z^2 + 54*z^3 + 1005*y*z^3 - 2760*y^2*z^3 + 2448*y^3*z^3 - 858*y^4*z^3 + 76*y^5*z^3 - 96*z^4 - 879*y*z^4 + 1988*y^2*z^4 - 1218*y^3*z^4 + 196*y^4*z^4 + 84*z^5 + 387*y*z^5 - 690*y^2*z^5 + 224*y^3*z^5 - 36*z^6 - 63*y*z^6 + 86*y^2*z^6 + 6*z^7 - 3*y*z^7)/ (2*y^2*(-1 + z)^3*(-1 + y + z)^2))*G[1, 1, 1, 0, y] + G[-y, z]*(((I*Pi*(6*y^2 - 12*y^3 + 6*y^4 - 5*y*z - 2*y^2*z + 9*y^3*z + 2*z^2 + 4*y^2*z^2 - 2*z^3 + y*z^3))/(y^2*z) - (Pi^2*(2*y^3 - 4*y^4 + 2*y^5 - 2*y^3*z + 2*y^4*z + y^3*z^2 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4))/(2*y^2*z^2) - (2*y^2 - 13*y^3 + 24*y^4 - 14*y^5 - 2*y^6 + 3*y^7 + 6*y*z - 102*y^2*z + 296*y^3*z - 378*y^4*z + 240*y^5*z - 56*y^6*z - 6*y^7*z + 4*z^2 + 8*y*z^2 + 288*y^2*z^2 - 943*y^3*z^2 + 1232*y^4*z^2 - 738*y^5*z^2 + 146*y^6*z^2 + 3*y^7*z^2 - 66*z^3 + 30*y*z^3 - 454*y^2*z^3 + 1568*y^3*z^3 - 1838*y^4*z^3 + 762*y^5*z^3 - 56*y^6*z^3 + 262*z^4 - 340*y*z^4 + 776*y^2*z^4 - 1719*y^3*z^4 + 1294*y^4*z^4 - 218*y^5*z^4 - 472*z^5 + 720*y*z^5 - 1006*y^2*z^5 + 1104*y^3*z^5 - 334*y^4*z^5 + 444*z^6 - 660*y*z^6 + 658*y^2*z^6 - 293*y^3*z^6 - 214*z^7 + 280*y*z^7 - 162*y^2*z^7 + 42*z^8 - 44*y*z^8)/(4*y^2*(-1 + z)^2* z^2*(-1 + y + z)^2))*G[0, 1, y] + ((I*Pi*(-1 + y + z)*(-y^2 + y^3 + 3*y^2*z - 12*z^2 + 6*y*z^2))/ (y*z^2) + (Pi^2*(y^3 - 2*y^4 + y^5 - y*z^2 + 2*y^2*z^2 - y^3*z^2 - 4*z^3 + 6*y*z^3 - 2*y^2*z^3 + 4*z^4 - 2*y*z^4))/ (2*y^2*z^2) + (-2*y^2 + 30*y^3 - 94*y^4 + 123*y^5 - 74*y^6 + 17*y^7 - 6*y*z + 42*y^2*z - 186*y^3*z + 372*y^4*z - 326*y^5*z + 104*y^6*z - 4*z^2 + 165*y*z^2 - 604*y^2*z^2 + 1005*y^3*z^2 - 874*y^4*z^2 + 312*y^5*z^2 + 22*z^3 - 480*y*z^3 + 1210*y^2*z^3 - 1210*y^3*z^3 + 478*y^4*z^3 - 30*z^4 + 466*y*z^4 - 736*y^2*z^4 + 351*y^3*z^4 + 12*z^5 - 148*y*z^5 + 98*y^2*z^5)/ (4*y^2*z^2*(-1 + y + z)^2))*G[1, 0, y] + (-1/2*(Pi^2*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2* z^3 - y*z^3))/(y^2*z^2) - (I*Pi*(-1 + y + z)* (-y^3 + y^4 + 2*y^2*z - 3*y^3*z - 15*y*z^2 + 3*y^2*z^2 + 2*z^3 - y*z^3))/(y^2*z^2) + (-4*y^4 + 10*y^5 - 7*y^6 + y^7 - 20*y^3*z + 51*y^4*z - 42*y^5*z + 16*y^6*z - 2*y^7*z + 36*y^2*z^2 - 60*y^3*z^2 + 37*y^4*z^2 + 49*y^5*z^2 - 39*y^6*z^2 + y^7*z^2 + 28*y*z^3 - 292*y^2*z^3 + 536*y^3*z^3 - 209*y^4*z^3 - 82*y^5*z^3 - 2*y^6*z^3 + 8*z^4 - 130*y*z^4 + 715*y^2*z^4 - 755*y^3*z^4 + 81*y^4*z^4 - 31*y^5*z^4 - 3*z^5 + 162*y*z^5 - 598*y^2*z^5 + 256*y^3*z^5 - 52*y^4*z^5 - 57*z^6 + 21*y*z^6 + 53*y^2*z^6 + 11*y^3*z^6 + 107*z^7 - 148*y*z^7 + 86*y^2*z^7 - 71*z^8 + 67*y*z^8 + 16*z^9)/(2*y^2*(-1 + z)^2*z^2*(y + z)^2))* G[1, 1, y] - ((-6*y^4 + 14*y^5 - 10*y^6 + 2*y^7 - 12*y^2*z + 26*y^3*z - 50*y^4*z + 46*y^5*z - 10*y^6*z + 10*y*z^2 + 6*y^2*z^2 - 83*y^3*z^2 + 128*y^4*z^2 - 37*y^5*z^2 - 4*z^3 - 20*y*z^3 + 2*y^2*z^3 + 86*y^3*z^3 - 48*y^4*z^3 + 12*z^4 + 9*y*z^4 + 14*y^2*z^4 - 31*y^3*z^4 - 12*z^5 + 4*y*z^5 - 10*y^2*z^5 + 4*z^6 - 2*y*z^6)*G[0, 0, 1, y])/ (2*y^2*z^2*(-1 + y + z)^2) + (((6*I)*Pi*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4))/ (y^2*z^2) + (16*y^6 - 50*y^7 + 58*y^8 - 30*y^9 + 6*y^10 + 16*y^5*z - 16*y^6*z + 4*y^8*z - 4*y^9*z - 38*y^4*z^2 + 276*y^5*z^2 - 521*y^6*z^2 + 366*y^7*z^2 - 104*y^8*z^2 + 16*y^3*z^3 + 256*y^4*z^3 - 861*y^5*z^3 + 788*y^6*z^3 - 248*y^7*z^3 - 40*y^2*z^4 + 124*y^3*z^4 - 564*y^4*z^4 + 714*y^5*z^4 - 254*y^6*z^4 - 68*y*z^5 + 282*y^2*z^5 - 464*y^3*z^5 + 486*y^4*z^5 - 166*y^5*z^5 - 38*z^6 + 258*y*z^6 - 547*y^2*z^6 + 506*y^3*z^6 - 172*y^4*z^6 + 86*z^7 - 315*y*z^7 + 416*y^2*z^7 - 196*y^3*z^7 - 66*z^8 + 156*y*z^8 - 116*y^2*z^8 + 18*z^9 - 26*y*z^9)/(2*y^2*z^2*(-1 + y + z)^2*(y + z)^3))* G[0, 1, 0, y] + (((-6*I)*Pi*y*(-1 + y + z)^2)/z^2 - (-7*y^3 + 21*y^4 - 21*y^5 + 7*y^6 - 6*y^2*z + 43*y^3*z - 68*y^4*z + 31*y^5*z + 7*y*z^2 - 3*y^2*z^2 - 46*y^3*z^2 + 42*y^4*z^2 - 2*z^3 - 9*y*z^3 + 10*y^2*z^3 + 18*y^3*z^3 - 4*z^4 + 11*y*z^4 - y^2*z^4 + 2*z^5 - y*z^5)/(2*y^2*z^2*(-1 + y + z)))* G[0, 1, 1, y] - ((2*y^2 - 2*y^3 - 2*y^4 + 2*y^5 + 10*y^2*z + 14*y^3*z - 34*y^4*z + 10*y^5*z + 24*z^2 - 76*y*z^2 + 115*y^2*z^2 - 118*y^3*z^2 + 31*y^4*z^2 - 70*z^3 + 166*y*z^3 - 160*y^2*z^3 + 48*y^3*z^3 + 67*z^4 - 100*y*z^4 + 37*y^2*z^4 - 22*z^5 + 10*y*z^5)*G[1, 0, 0, y])/(2*y*z^2*(-1 + y + z)^2) + (((-6*I)*Pi*y*(-1 + y + z)^2)/z^2 - (7*y^3 - 20*y^4 + 23*y^5 - 14*y^6 + 4*y^7 + 6*y^2*z - 24*y^3*z + 90*y^4*z - 102*y^5*z + 30*y^6*z - 5*y*z^2 + 75*y^3*z^2 - 160*y^4*z^2 + 60*y^5*z^2 + 2*z^3 + 6*y*z^3 + 10*y^2*z^3 - 94*y^3*z^3 + 60*y^4*z^3 - 14*z^4 + 18*y*z^4 - 38*y^2*z^4 + 30*y^3*z^4 + 16*z^5 - 20*y*z^5 + 6*y^2*z^5 - 4*z^6 + 2*y*z^6)/(2*y^2*z^2* (-1 + y + z)^2))*G[1, 0, 1, y] + (((6*I)*Pi*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4))/ (y^2*z^2) + (15*y^6 - 42*y^7 + 43*y^8 - 20*y^9 + 4*y^10 + 13*y^5*z + 32*y^6*z - 75*y^7*z + 44*y^8*z - 14*y^9*z - 53*y^4*z^2 + 422*y^5*z^2 - 733*y^6*z^2 + 460*y^7*z^2 - 138*y^8*z^2 - 21*y^3*z^3 + 522*y^4*z^3 - 1293*y^5*z^3 + 1004*y^6*z^3 - 338*y^7*z^3 - 76*y^2*z^4 + 402*y^3*z^4 - 1141*y^4*z^4 + 1094*y^5*z^4 - 409*y^6*z^4 - 80*y*z^5 + 428*y^2*z^5 - 907*y^3*z^5 + 884*y^4*z^5 - 327*y^5*z^5 - 38*z^6 + 282*y*z^6 - 709*y^2*z^6 + 728*y^3*z^6 - 268*y^4*z^6 + 82*z^7 - 325*y*z^7 + 468*y^2*z^7 - 224*y^3*z^7 - 60*z^8 + 154*y*z^8 - 117*y^2*z^8 + 16*z^9 - 25*y*z^9)/(2*y^2*z^2*(-1 + y + z)^2* (y + z)^3))*G[1, 1, 0, y] + ((-1 + y + z)*(-3*y^3 + 3*y^4 + 10*y^2*z - 9*y^3*z - 45*y*z^2 + 9*y^2*z^2 + 6*z^3 - 3*y*z^3)* G[1, 1, 1, y])/(2*y^2*z^2) + (6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)*G[0, 0, 1, 0, y])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[0, 0, 1, 1, y])/z^2 - (6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[0, 1, 0, 0, y])/(y^2*z^2) - (6*y*(-1 + y + z)^2* G[0, 1, 0, 1, y])/z^2 + (3*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)*G[0, 1, 1, 0, y])/(y^2*z^2) + (9*y*(-1 + y + z)^2*G[0, 1, 1, 1, y])/z^2 - (3*(-1 + y + z)*(y + z)*(-y^2 + y^3 + y*z - 2*z^2 + y*z^2)* G[1, 0, 0, 1, y])/(y^2*z^2) - (3*(2*y^3 - 4*y^4 + 2*y^5 - y*z^2 + 2*y^2*z^2 - y^3*z^2 - 6*z^3 + 8*y*z^3 - 2*y^2*z^3 + 6*z^4 - 3*y*z^4)*G[1, 0, 1, 0, y])/(y^2*z^2) + (3*(-1 + y + z)*(-4*y^3 + 4*y^4 + 4*y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[1, 0, 1, 1, y])/(y^2*z^2) - (6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[1, 1, 0, 0, y])/(y^2*z^2) + (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z - 2*y*z^2 + 2*y^2*z^2 - 4*z^3 + 2*y*z^3)*G[1, 1, 0, 1, y])/ (y^2*z^2) - (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)* G[1, 1, 1, 0, y])/y^2) + (((6*I)*Pi*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3))/ (y^2*(-1 + y + z)^2) - (-5*y + 14*y^2 + 5*y^3 - 44*y^4 + 42*y^5 - 12*y^6 - 8*z + 62*y*z - 108*y^2*z + 40*y^3*z + 74*y^4*z - 72*y^5*z + 12*y^6*z + 28*z^2 - 148*y*z^2 + 162*y^2*z^2 - 5*y^3*z^2 - 94*y^4*z^2 + 30*y^5*z^2 - 8*z^3 + 2*y*z^3 + 136*y^2*z^3 - 164*y^3*z^3 + 48*y^4*z^3 - 64*z^4 + 248*y*z^4 - 278*y^2*z^4 + 62*y^3*z^4 + 80*z^5 - 190*y*z^5 + 74*y^2*z^5 - 28*z^6 + 31*y*z^6)/(2*y^2*z^2*(-1 + y + z)^2))*G[1, 1, 1, 0, z] + (((-6*I)*Pi*y*z^2)/(-1 + y + z)^2 + (z*(4 - 22*y + 40*y^2 - 26*y^3 + 4*y^4 - 12*z + 46*y*z - 40*y^2*z - 5*y^3*z + 12*z^2 - 26*y*z^2 - 4*z^3 + 2*y*z^3))/ (2*y^2*(-1 + y + z)^2))*G[1, 1, 1 - y, 0, z] + (((-6*I)*Pi*y*z^2)/(-1 + y + z)^2 - (2 - 10*y + 18*y^2 - 10*y^3 - 6*z + 25*y*z - 34*y^2*z + 12*y^3*z + 6*z^2 - 28*y*z^2 + 38*y^2*z^2 - 22*y^3*z^2 + 8*y^4*z^2 - 2*z^3 + 21*y*z^3 - 20*y^2*z^3 + 12*y^3*z^3 - 8*y*z^4 - 2*y^2*z^4)/ (2*y^2*z*(-1 + y + z)^2))*G[1, 1 - y, 0, 0, z] + ((4*y - 6*y^2 - 7*y^3 + 15*y^4 - 6*y^5 + 8*z - 46*y*z + 52*y^2*z + 7*y^3*z - 30*y^4*z + 6*y^5*z - 20*z^2 + 80*y*z^2 - 50*y^2*z^2 - 27*y^3*z^2 + 15*y^4*z^2 + 16*z^3 - 56*y*z^3 + 20*y^2*z^3 + 9*y^3*z^3 - 4*z^4 + 18*y*z^4 + 10*y^2*z^4)*G[1, 1 - y, 0, 1 - y, z])/(2*y^2*z^2*(-1 + y + z)) + (((6*I)*Pi*z*(2 - 2*y - 2*z + y*z))/y^2 - (-3*y + 6*y^2 - 3*y^3 - 8*z + 54*y*z - 100*y^2*z + 36*y^3*z + 30*y^4*z - 12*y^5*z + 28*z^2 - 142*y*z^2 + 194*y^2*z^2 - 17*y^3*z^2 - 54*y^4*z^2 + 12*y^5*z^2 - 56*z^3 + 226*y*z^3 - 228*y^2*z^3 + 20*y^3*z^3 + 20*y^4*z^3 + 80*z^4 - 254*y*z^4 + 170*y^2*z^4 - 5*y^3*z^4 - 64*z^5 + 146*y*z^5 - 42*y^2*z^5 + 20*z^6 - 27*y*z^6)/(2*y^2*z^2*(-1 + y + z)^2))* G[1, 1 - y, 1, 0, z] + ((4*y - 6*y^2 - 7*y^3 + 15*y^4 - 6*y^5 + 8*z - 46*y*z + 52*y^2*z + 7*y^3*z - 30*y^4*z + 6*y^5*z - 20*z^2 + 80*y*z^2 - 50*y^2*z^2 - 27*y^3*z^2 + 15*y^4*z^2 + 16*z^3 - 56*y*z^3 + 20*y^2*z^3 + 9*y^3*z^3 - 4*z^4 + 18*y*z^4 + 10*y^2*z^4)* G[1, 1 - y, 1 - y, 0, z])/(2*y^2*z^2*(-1 + y + z)) + (((6*I)*Pi*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3))/ (y^2*(-1 + y + z)) + (-7*y + 24*y^2 - 24*y^3 + 2*y^4 + 7*y^5 - 2*y^6 - 16*z + 125*y*z - 270*y^2*z + 204*y^3*z + 30*y^4*z - 97*y^5*z + 24*y^6*z + 88*z^2 - 523*y*z^2 + 894*y^2*z^2 - 459*y^3*z^2 - 264*y^4*z^2 + 300*y^5*z^2 - 60*y^6*z^2 - 206*z^3 + 1091*y*z^3 - 1642*y^2*z^3 + 717*y^3*z^3 + 268*y^4*z^3 - 140*y^5*z^3 - 32*y^6*z^3 + 284*z^4 - 1519*y*z^4 + 2296*y^2*z^4 - 1267*y^3*z^4 + 234*y^4*z^4 - 79*y^5*z^4 + 6*y^6*z^4 - 290*z^5 + 1667*y*z^5 - 2538*y^2*z^5 + 1533*y^3*z^5 - 378*y^4*z^5 + 9*y^5*z^5 + 256*z^6 - 1405*y*z^6 + 1846*y^2*z^6 - 894*y^3*z^6 + 108*y^4*z^6 - 178*z^7 + 773*y*z^7 - 718*y^2*z^7 + 190*y^3*z^7 + 76*z^8 - 226*y*z^8 + 108*y^2*z^8 - 14*z^9 + 24*y*z^9)/ (2*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2))*G[1, 1 - y, -y, 1 - y, z] - (3*z*(-2 + 8*y - 10*y^2 + 4*y^3 + 4*z - 9*y*z - y^2*z - 2*z^2 + y*z^2)* G[1 - y, 0, 0, 0, z])/(2*y^2*(-1 + y + z)) + (3*(-1 + y + 2*z)*(2*y - 4*y^2 + 2*y^3 - z + y^2*z + z^2 + y*z^2)* G[1 - y, 0, 0, 1 - y, z])/(y*z*(-1 + y + z)) + (((6*I)*Pi*(-2*y^3 + 2*y^4 + y^3*z + 2*z^2 - 2*y*z^2 - 2*z^3 + y*z^3))/ (y^2*z) - (-4*y^4 + 10*y^5 + y^6 - 24*y^7 + 26*y^8 - 10*y^9 + y^10 - 20*y^3*z + 84*y^4*z - 101*y^5*z + 43*y^6*z - 63*y^7*z + 101*y^8*z - 44*y^9*z - 36*y^2*z^2 + 212*y^3*z^2 - 421*y^4*z^2 + 401*y^5*z^2 - 358*y^6*z^2 + 353*y^7*z^2 - 151*y^8*z^2 - 28*y*z^3 + 232*y^2*z^3 - 623*y^3*z^3 + 667*y^4*z^3 - 344*y^5*z^3 + 226*y^6*z^3 - 130*y^7*z^3 - 8*z^4 + 114*y*z^4 - 486*y^2*z^4 + 629*y^3*z^4 - 60*y^4*z^4 - 286*y^5*z^4 + 85*y^6*z^4 + 20*z^5 - 178*y*z^5 + 376*y^2*z^5 - 53*y^3*z^5 - 385*y^4*z^5 + 184*y^5*z^5 - 28*z^6 + 136*y*z^6 - 134*y^2*z^6 - 65*y^3*z^6 + 55*y^4*z^6 + 24*z^7 - 76*y*z^7 + 82*y^2*z^7 - 42*y^3*z^7 - 10*z^8 + 32*y*z^8 - 22*y^2*z^8)/(2*(-1 + y)*y^2*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 0, 1, 0, z] + (3*(-1 + y + 2*z)*(2*y - 4*y^2 + 2*y^3 - z + y^2*z + z^2 + y*z^2)*G[1 - y, 0, 1 - y, 0, z])/(y*z*(-1 + y + z)) + (3*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)* G[1 - y, 0, 1 - y, 1 - y, z])/(2*y^2*z) + (((-6*I)*Pi*(-1 + y + z)*(y + z)*(-y^2 + y^3 + y*z - 2*z^2 + y*z^2))/ (y^2*z^2) - (-8*y + 28*y^2 - 36*y^3 + 24*y^4 - 16*y^5 + 12*y^6 - 4*y^7 - 16*z + 124*y*z - 298*y^2*z + 354*y^3*z - 286*y^4*z + 190*y^5*z - 80*y^6*z + 12*y^7*z + 72*z^2 - 481*y*z^2 + 1074*y^2*z^2 - 1263*y^3*z^2 + 1012*y^4*z^2 - 570*y^5*z^2 + 168*y^6*z^2 - 12*y^7*z^2 - 130*z^3 + 936*y*z^3 - 2127*y^2*z^3 + 2495*y^3*z^3 - 1844*y^4*z^3 + 854*y^5*z^3 - 188*y^6*z^3 + 4*y^7*z^3 + 130*z^4 - 1166*y*z^4 + 2715*y^2*z^4 - 2979*y^3*z^4 + 1772*y^4*z^4 - 540*y^5*z^4 + 56*y^6*z^4 - 100*z^5 + 1032*y*z^5 - 2263*y^2*z^5 + 2089*y^3*z^5 - 836*y^4*z^5 + 114*y^5*z^5 + 76*z^6 - 625*y*z^6 + 1133*y^2*z^6 - 778*y^3*z^6 + 158*y^4*z^6 - 42*z^7 + 220*y*z^7 - 284*y^2*z^7 + 118*y^3*z^7 + 10*z^8 - 32*y*z^8 + 22*y^2*z^8)/(2*(-1 + y)*y^2*(-1 + z)^3*z^2*(-1 + y + z)))* G[1 - y, 0, -y, 1 - y, z] + (((6*I)*Pi*z*(2 - 2*y - 2*z + y*z))/y^2 - (4*y^4 + 12*y^5 - 108*y^6 + 212*y^7 - 168*y^8 + 48*y^9 - 20*y^3*z + 152*y^4*z - 546*y^5*z + 964*y^6*z - 798*y^7*z + 248*y^8*z + 34*y^2*z^2 + 38*y^3*z^2 - 633*y^4*z^2 + 1529*y^5*z^2 - 1510*y^6*z^2 + 542*y^7*z^2 + 46*y*z^3 - 210*y^2*z^3 + 45*y^3*z^3 + 841*y^4*z^3 - 1332*y^5*z^3 + 622*y^6*z^3 + 20*z^4 - 200*y*z^4 + 489*y^2*z^4 - 271*y^3*z^4 - 349*y^4*z^4 + 347*y^5*z^4 - 60*z^5 + 309*y*z^5 - 517*y^2*z^5 + 287*y^3*z^5 + 17*y^4*z^5 + 60*z^6 - 202*y*z^6 + 231*y^2*z^6 - 77*y^3*z^6 - 20*z^7 + 47*y*z^7 - 27*y^2*z^7)/(2*(-1 + y)*y^2*(-1 + y + z)^2*(y + z)^3))* G[1 - y, 1, 0, 0, z] - ((y - 3*y^2 + 2*y^3 - 3*y*z + 8*y^2*z - 6*y^3*z - 4*y^4*z + 2*y^5*z + 3*y*z^2 - 7*y^2*z^2 - y^3*z^2 + 3*y^4*z^2 - 6*z^3 + 25*y*z^3 - 28*y^2*z^3 + 9*y^3*z^3 + 12*z^4 - 29*y*z^4 - 5*y^2*z^4 - 6*z^5 + 3*y*z^5)*G[1 - y, 1, 0, 1 - y, z])/ (2*y^2*z^2*(-1 + y + z)) + (((6*I)*Pi*z*(2 - 2*y - 2*z + y*z))/y^2 + (y^4 - 5*y^5 + 9*y^6 - 3*y^7 - 12*y^8 + 18*y^9 - 10*y^10 + 2*y^11 + 3*y^3*z - 19*y^4*z + 39*y^5*z - 11*y^6*z - 66*y^7*z + 98*y^8*z - 56*y^9*z + 12*y^10*z + 3*y^2*z^2 - 27*y^3*z^2 + 72*y^4*z^2 - 38*y^5*z^2 - 107*y^6*z^2 + 175*y^7*z^2 - 99*y^8*z^2 + 21*y^9*z^2 + y*z^3 - 17*y^2*z^3 + 72*y^3*z^3 - 66*y^4*z^3 - 91*y^5*z^3 + 159*y^6*z^3 - 57*y^7*z^3 - y^8*z^3 - 4*y*z^4 - 20*y^2*z^4 + 186*y^3*z^4 - 484*y^4*z^4 + 470*y^5*z^4 - 109*y^6*z^4 - 39*y^7*z^4 - 60*y*z^5 + 442*y^2*z^5 - 1160*y^3*z^5 + 1304*y^4*z^5 - 527*y^5*z^5 - 5*y^6*z^5 - 26*z^6 + 314*y*z^6 - 1129*y^2*z^6 + 1667*y^3*z^6 - 964*y^4*z^6 + 120*y^5*z^6 + 78*z^7 - 493*y*z^7 + 1041*y^2*z^7 - 836*y^3*z^7 + 192*y^4*z^7 - 78*z^8 + 298*y*z^8 - 350*y^2*z^8 + 124*y^3*z^8 + 26*z^9 - 56*y*z^9 + 30*y^2*z^9)/(2*(-1 + y)*y^2*z^2*(-1 + y + z)^2*(y + z)^3))* G[1 - y, 1, 1, 0, z] - ((y - 3*y^2 + 2*y^3 - 3*y*z + 8*y^2*z - 6*y^3*z - 4*y^4*z + 2*y^5*z + 3*y*z^2 - 7*y^2*z^2 - y^3*z^2 + 3*y^4*z^2 - 6*z^3 + 25*y*z^3 - 28*y^2*z^3 + 9*y^3*z^3 + 12*z^4 - 29*y*z^4 - 5*y^2*z^4 - 6*z^5 + 3*y*z^5)*G[1 - y, 1, 1 - y, 0, z])/ (2*y^2*z^2*(-1 + y + z)) + (3*(-1 + y + 2*z)*(2*y - 4*y^2 + 2*y^3 - z + y^2*z + z^2 + y*z^2)*G[1 - y, 1 - y, 0, 0, z])/ (y*z*(-1 + y + z)) + (3*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)*G[1 - y, 1 - y, 0, 1 - y, z])/(2*y^2*z) + (((-6*I)*Pi*(-2*y^3 + 2*y^4 + y^3*z + 2*z^2 - 2*y*z^2 - 2*z^3 + y*z^3))/(y^2*z) + (-4*y^4 + 10*y^5 + y^6 - 24*y^7 + 26*y^8 - 10*y^9 + y^10 - 20*y^3*z + 84*y^4*z - 137*y^5*z + 187*y^6*z - 279*y^7*z + 245*y^8*z - 80*y^9*z - 36*y^2*z^2 + 212*y^3*z^2 - 503*y^4*z^2 + 857*y^5*z^2 - 1234*y^6*z^2 + 1065*y^7*z^2 - 361*y^8*z^2 - 28*y*z^3 + 232*y^2*z^3 - 689*y^3*z^3 + 1219*y^4*z^3 - 1754*y^5*z^3 + 1654*y^6*z^3 - 634*y^7*z^3 - 8*z^4 + 114*y*z^4 - 493*y^2*z^4 + 903*y^3*z^4 - 1177*y^4*z^4 + 1222*y^5*z^4 - 573*y^6*z^4 + 20*z^5 - 191*y*z^5 + 471*y^2*z^5 - 557*y^3*z^5 + 553*y^4*z^5 - 332*y^5*z^5 - 38*z^6 + 205*y*z^6 - 333*y^2*z^6 + 321*y^3*z^6 - 191*y^4*z^6 + 48*z^7 - 150*y*z^7 + 196*y^2*z^7 - 106*y^3*z^7 - 22*z^8 + 50*y*z^8 - 28*y^2*z^8)/ (2*(-1 + y)*y^2*z^2*(-1 + y + z)*(y + z)^3))*G[1 - y, 1 - y, 1, 0, z] + (3*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)*G[1 - y, 1 - y, 1 - y, 0, z])/(2*y^2*z) + (((6*I)*Pi*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3))/(y^2*z^2) + (-4*y^4 + 10*y^5 - 6*y^6 + 4*y^7 - 16*y^8 + 18*y^9 - 6*y^10 - 20*y^3*z + 96*y^4*z - 148*y^5*z + 120*y^6*z - 150*y^7*z + 190*y^8*z - 106*y^9*z + 18*y^10*z + 36*y^2*z^2 - 12*y^3*z^2 - 287*y^4*z^2 + 578*y^5*z^2 - 663*y^6*z^2 + 758*y^7*z^2 - 602*y^8*z^2 + 210*y^9*z^2 - 18*y^10*z^2 + 28*y*z^3 - 276*y^2*z^3 + 329*y^3*z^3 + 460*y^4*z^3 - 1216*y^5*z^3 + 1447*y^6*z^3 - 1350*y^7*z^3 + 702*y^8*z^3 - 130*y^9*z^3 + 6*y^10*z^3 + 8*z^4 - 142*y*z^4 + 691*y^2*z^4 - 654*y^3*z^4 - 388*y^4*z^4 + 866*y^5*z^4 - 907*y^6*z^4 + 758*y^7*z^4 - 284*y^8*z^4 + 40*y^9*z^4 - 28*z^5 + 255*y*z^5 - 794*y^2*z^5 + 900*y^3*z^5 - 1198*y^4*z^5 + 1642*y^5*z^5 - 859*y^6*z^5 + 8*y^7*z^5 + 74*y^8*z^5 + 38*z^6 - 256*y*z^6 + 847*y^2*z^6 - 2272*y^3*z^6 + 4105*y^4*z^6 - 3502*y^5*z^6 + 1104*y^6*z^6 - 28*y^7*z^6 - 50*z^7 + 378*y*z^7 - 1591*y^2*z^7 + 3947*y^3*z^7 - 4614*y^4*z^7 + 2230*y^5*z^7 - 300*y^6*z^7 + 100*z^8 - 650*y*z^8 + 2080*y^2*z^8 - 3298*y^3*z^8 + 2224*y^4*z^8 - 492*y^5*z^8 - 128*z^9 + 615*y*z^9 - 1333*y^2*z^9 + 1240*y^3*z^9 - 394*y^4*z^9 + 78*z^10 - 272*y*z^10 + 366*y^2*z^10 - 160*y^3*z^10 - 18*z^11 + 44*y*z^11 - 26*y^2*z^11)/(2*(-1 + y)*y^2*(-1 + z)^3*z^2* (-1 + y + z)*(y + z)^3))*G[1 - y, 1 - y, -y, 1 - y, z] + ((-y + 3*y^2 - 2*y^3 - 2*z + 11*y*z - 30*y^2*z + 48*y^3*z - 36*y^4*z + 12*y^5*z + 4*z^2 - 4*y*z^2 + 22*y^2*z^2 - 50*y^3*z^2 + 30*y^4*z^2 - 4*z^3 - 10*y*z^3 - 12*y^2*z^3 + 26*y^3*z^3 + 8*z^4 - 2*y*z^4 + 10*y^2*z^4 - 4*z^5 + 2*y*z^5)*G[1 - y, -y, 0, 1 - y, z])/ (2*y^2*z^2*(-1 + y + z)) + ((-y + 3*y^2 - 2*y^3 - 2*z + 11*y*z - 30*y^2*z + 48*y^3*z - 36*y^4*z + 12*y^5*z + 4*z^2 - 4*y*z^2 + 22*y^2*z^2 - 50*y^3*z^2 + 30*y^4*z^2 - 4*z^3 - 10*y*z^3 - 12*y^2*z^3 + 26*y^3*z^3 + 8*z^4 - 2*y*z^4 + 10*y^2*z^4 - 4*z^5 + 2*y*z^5)*G[1 - y, -y, 1 - y, 0, z])/(2*y^2*z^2*(-1 + y + z)) + ((-4*y^4 + 14*y^5 - 15*y^6 + y^7 + 7*y^8 - 3*y^9 - 20*y^3*z + 88*y^4*z - 147*y^5*z + 88*y^6*z + 22*y^7*z - 40*y^8*z + 9*y^9*z + 36*y^2*z^2 - 12*y^3*z^2 - 186*y^4*z^2 + 283*y^5*z^2 - 73*y^6*z^2 - 117*y^7*z^2 + 78*y^8*z^2 - 9*y^9*z^2 + 28*y*z^3 - 276*y^2*z^3 + 548*y^3*z^3 - 396*y^4*z^3 + 132*y^5*z^3 - 160*y^6*z^3 + 129*y^7*z^3 - 20*y^8*z^3 + 3*y^9*z^3 + 8*z^4 - 162*y*z^4 + 959*y^2*z^4 - 1949*y^3*z^4 + 1731*y^4*z^4 - 725*y^5*z^4 + 105*y^6*z^4 + 26*y^7*z^4 + 7*y^8*z^4 - 36*z^5 + 415*y*z^5 - 1836*y^2*z^5 + 3068*y^3*z^5 - 2088*y^4*z^5 + 454*y^5*z^5 + 56*y^6*z^5 + 3*y^7*z^5 + 58*z^6 - 575*y*z^6 + 1963*y^2*z^6 - 2379*y^3*z^6 + 1010*y^4*z^6 - 76*y^5*z^6 - y^6*z^6 - 32*z^7 + 426*y*z^7 - 1092*y^2*z^7 + 845*y^3*z^7 - 184*y^4*z^7 + y^5*z^7 - 12*z^8 - 136*y*z^8 + 245*y^2*z^8 - 94*y^3*z^8 - 3*y^4*z^8 + 20*z^9 - 5*y*z^9 + 4*y^2*z^9 - 7*y^3*z^9 - 6*z^10 + 9*y*z^10 - 3*y^2*z^10)*G[1 - y, -y, 1 - y, 1 - y, z])/(2*(-1 + y)*y^2* (-1 + z)^3*z^2*(y + z)^3) + ((-3*y^3 + 14*y^4 - 23*y^5 + 16*y^6 - 4*y^7 + 18*y^2*z - 42*y^3*z + 7*y^4*z + 55*y^5*z - 50*y^6*z + 12*y^7*z - 51*y*z^2 + 76*y^2*z^2 + 32*y^3*z^2 - 65*y^4*z^2 - 34*y^5*z^2 + 54*y^6*z^2 - 12*y^7*z^2 + 6*z^3 + 220*y*z^3 - 469*y^2*z^3 + 225*y^3*z^3 + 74*y^4*z^3 - 60*y^5*z^3 + 4*y^7*z^3 - 34*z^4 - 352*y*z^4 + 783*y^2*z^4 - 429*y^3*z^4 - 18*y^4*z^4 + 48*y^5*z^4 - 4*y^6*z^4 + 74*z^5 + 234*y*z^5 - 561*y^2*z^5 + 287*y^3*z^5 - 14*y^4*z^5 - 2*y^5*z^5 - 78*z^6 - 25*y*z^6 + 157*y^2*z^6 - 74*y^3*z^6 + 2*y^4*z^6 + 40*z^7 - 38*y*z^7 + 4*y^3*z^7 - 8*z^8 + 12*y*z^8 - 4*y^2*z^8)*G[1 - y, -y, -y, 1 - y, z])/(2*(-1 + y)*y^2*(-1 + z)^3*z^2*(-1 + y + z)) + ((12*y^2 - 50*y^3 + 70*y^4 - 42*y^5 + 10*y^6 - 10*y*z - 12*y^2*z + 96*y^3*z - 108*y^4*z + 37*y^5*z + 4*z^2 + 20*y*z^2 - 2*y^2*z^2 - 72*y^3*z^2 + 48*y^4*z^2 - 32*y*z^3 + 12*y^2*z^3 + 31*y^3*z^3 - 4*z^4 + 18*y*z^4 + 10*y^2*z^4)*G[-y, 0, 0, 1 - y, z])/ (2*y^2*z*(-1 + y + z)^2) + (((-6*I)*Pi*(-2*y^3 + 2*y^4 + y^3*z + 2*z^2 - 2*y*z^2 - 2*z^3 + y*z^3))/(y^2*z) - (-9*y^6 + 22*y^7 - 16*y^8 + 2*y^9 + y^10 + 5*y^5*z - 102*y^6*z + 220*y^7*z - 178*y^8*z + 55*y^9*z + 57*y^4*z^2 - 456*y^5*z^2 + 977*y^6*z^2 - 818*y^7*z^2 + 264*y^8*z^2 - 15*y^3*z^3 - 358*y^4*z^3 + 1303*y^5*z^3 - 1398*y^6*z^3 + 524*y^7*z^3 + 34*y^2*z^4 - 98*y^3*z^4 + 686*y^4*z^4 - 1110*y^5*z^4 + 533*y^6*z^4 + 66*y*z^5 - 210*y^2*z^5 + 304*y^3*z^5 - 484*y^4*z^5 + 327*y^5*z^5 + 38*z^6 - 212*y*z^6 + 359*y^2*z^6 - 310*y^3*z^6 + 214*y^4*z^6 - 74*z^7 + 229*y*z^7 - 278*y^2*z^7 + 190*y^3*z^7 + 50*z^8 - 116*y*z^8 + 108*y^2*z^8 - 14*z^9 + 24*y*z^9)/(2*y^2*z^2*(-1 + y + z)^2* (y + z)^3))*G[-y, 0, 1, 0, z] + ((12*y^2 - 50*y^3 + 70*y^4 - 42*y^5 + 10*y^6 - 10*y*z - 12*y^2*z + 96*y^3*z - 108*y^4*z + 37*y^5*z + 4*z^2 + 20*y*z^2 - 2*y^2*z^2 - 72*y^3*z^2 + 48*y^4*z^2 - 32*y*z^3 + 12*y^2*z^3 + 31*y^3*z^3 - 4*z^4 + 18*y*z^4 + 10*y^2*z^4)*G[-y, 0, 1 - y, 0, z])/ (2*y^2*z*(-1 + y + z)^2) + (((6*I)*Pi*y*(-1 + y + z)^2)/z^2 + (-7*y^3 + 19*y^4 - 18*y^5 + 6*y^6 - 6*y^2*z + 39*y^3*z - 64*y^4*z + 28*y^5*z + 7*y*z^2 + y^2*z^2 - 50*y^3*z^2 + 40*y^4*z^2 - 2*z^3 - 11*y*z^3 + 4*y^2*z^3 + 20*y^3*z^3 + 8*y*z^4 + 2*y^2*z^4)/ (2*y^2*z^2*(-1 + y + z)))*G[-y, 0, 1 - y, 1 - y, z] + (((-6*I)*Pi*(-1 + y + z)*(-y + y^2 - 2*z + y*z))/y^2 + (-6*y^4 + 14*y^5 - 10*y^6 + 2*y^7 - 12*y^2*z + 28*y^3*z - 48*y^4*z + 40*y^5*z - 8*y^6*z - 5*y*z^2 + 80*y^2*z^2 - 217*y^3*z^2 + 226*y^4*z^2 - 63*y^5*z^2 - 24*z^3 + 110*y*z^3 - 308*y^2*z^3 + 400*y^3*z^3 - 160*y^4*z^3 + 60*z^4 - 209*y*z^4 + 340*y^2*z^4 - 200*y^3*z^4 - 56*z^5 + 136*y*z^5 - 120*y^2*z^5 + 20*z^6 - 27*y*z^6)/(2*y^2*z^2*(-1 + y + z)^2))*G[-y, 0, -y, 1 - y, z] + ((12*y^2 - 50*y^3 + 70*y^4 - 42*y^5 + 10*y^6 - 10*y*z - 12*y^2*z + 96*y^3*z - 108*y^4*z + 37*y^5*z + 4*z^2 + 20*y*z^2 - 2*y^2*z^2 - 72*y^3*z^2 + 48*y^4*z^2 - 32*y*z^3 + 12*y^2*z^3 + 31*y^3*z^3 - 4*z^4 + 18*y*z^4 + 10*y^2*z^4)*G[-y, 1 - y, 0, 0, z])/ (2*y^2*z*(-1 + y + z)^2) + (((6*I)*Pi*y*(-1 + y + z)^2)/z^2 + (-7*y^3 + 19*y^4 - 18*y^5 + 6*y^6 - 6*y^2*z + 39*y^3*z - 64*y^4*z + 28*y^5*z + 7*y*z^2 + y^2*z^2 - 50*y^3*z^2 + 40*y^4*z^2 - 2*z^3 - 11*y*z^3 + 4*y^2*z^3 + 20*y^3*z^3 + 8*y*z^4 + 2*y^2*z^4)/ (2*y^2*z^2*(-1 + y + z)))*G[-y, 1 - y, 0, 1 - y, z] + (((-6*I)*Pi*(-2*y^3 + 2*y^4 + y^3*z + 2*z^2 - 2*y*z^2 - 2*z^3 + y*z^3))/(y^2*z) - (-9*y^6 + 22*y^7 - 16*y^8 + 2*y^9 + y^10 + 5*y^5*z - 102*y^6*z + 220*y^7*z - 178*y^8*z + 55*y^9*z + 57*y^4*z^2 - 456*y^5*z^2 + 977*y^6*z^2 - 818*y^7*z^2 + 264*y^8*z^2 - 15*y^3*z^3 - 358*y^4*z^3 + 1303*y^5*z^3 - 1398*y^6*z^3 + 524*y^7*z^3 + 34*y^2*z^4 - 98*y^3*z^4 + 686*y^4*z^4 - 1110*y^5*z^4 + 533*y^6*z^4 + 66*y*z^5 - 210*y^2*z^5 + 304*y^3*z^5 - 484*y^4*z^5 + 327*y^5*z^5 + 38*z^6 - 212*y*z^6 + 359*y^2*z^6 - 310*y^3*z^6 + 214*y^4*z^6 - 74*z^7 + 229*y*z^7 - 278*y^2*z^7 + 190*y^3*z^7 + 50*z^8 - 116*y*z^8 + 108*y^2*z^8 - 14*z^9 + 24*y*z^9)/(2*y^2*z^2*(-1 + y + z)^2* (y + z)^3))*G[-y, 1 - y, 1, 0, z] + (((6*I)*Pi*y*(-1 + y + z)^2)/z^2 + (-7*y^3 + 19*y^4 - 18*y^5 + 6*y^6 - 6*y^2*z + 39*y^3*z - 64*y^4*z + 28*y^5*z + 7*y*z^2 + y^2*z^2 - 50*y^3*z^2 + 40*y^4*z^2 - 2*z^3 - 11*y*z^3 + 4*y^2*z^3 + 20*y^3*z^3 + 8*y*z^4 + 2*y^2*z^4)/(2*y^2*z^2*(-1 + y + z)))* G[-y, 1 - y, 1 - y, 0, z] + ((-1 + y + z)*(-3*y^3 + 3*y^4 + 10*y^2*z - 9*y^3*z - 45*y*z^2 + 9*y^2*z^2 + 6*z^3 - 3*y*z^3)* G[-y, 1 - y, 1 - y, 1 - y, z])/(2*y^2*z^2) + (((-6*I)*Pi*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3))/(y^2*z^2) - (6*y^3 - 18*y^4 + 22*y^5 - 14*y^6 + 4*y^7 + 6*y^2*z - 22*y^3*z + 82*y^4*z - 94*y^5*z + 28*y^6*z - 32*y*z^2 + 118*y^2*z^2 - 123*y^3*z^2 - 8*y^4*z^2 + 18*y^5*z^2 - 18*z^3 + 172*y*z^3 - 396*y^2*z^3 + 308*y^3*z^3 - 80*y^4*z^3 + 42*z^4 - 251*y*z^4 + 360*y^2*z^4 - 158*y^3*z^4 - 38*z^5 + 138*y*z^5 - 108*y^2*z^5 + 14*z^6 - 24*y*z^6)/ (2*y^2*z^2*(-1 + y + z)^2))*G[-y, 1 - y, -y, 1 - y, z] + (((6*I)*Pi*y*(-1 + y + z)^2)/z^2 + ((-1 + y + z)*(-7*y^3 + 7*y^4 + 12*y^2*z - y^3*z - 8*y*z^2 - 6*y^2*z^2 + 4*z^3 - 2*y*z^3))/(2*y^2*z^2))*G[-y, -y, 0, 1 - y, z] + (((6*I)*Pi*y*(-1 + y + z)^2)/z^2 + ((-1 + y + z)*(-7*y^3 + 7*y^4 + 12*y^2*z - y^3*z - 8*y*z^2 - 6*y^2*z^2 + 4*z^3 - 2*y*z^3))/(2*y^2*z^2))*G[-y, -y, 1 - y, 0, z] + (((-6*I)*Pi*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3))/(y^2*z^2) - (-6*y^3 + 20*y^4 - 21*y^5 + 7*y^6 - 6*y^2*z + 42*y^3*z - 62*y^4*z + 29*y^5*z + 34*y*z^2 - 94*y^2*z^2 + 60*y^3*z^2 + 2*y^4*z^2 + 18*z^3 - 128*y*z^3 + 206*y^2*z^3 - 82*y^3*z^3 - 40*z^4 + 125*y*z^4 - 89*y^2*z^4 + 20*z^5 - 27*y*z^5)/ (2*y^2*z^2*(-1 + y + z)))*G[-y, -y, 1 - y, 1 - y, z] + (((-6*I)*Pi*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3))/(y^2*z^2) - (9*y^3 - 42*y^4 + 68*y^5 - 46*y^6 + 11*y^7 - 12*y^2*z - 20*y^3*z + 80*y^4*z - 80*y^5*z + 32*y^6*z + 17*y*z^2 + 4*y^2*z^2 - 41*y^3*z^2 + 30*y^4*z^2 + 17*y^5*z^2 - 24*z^3 + 50*y*z^3 - 168*y^2*z^3 + 236*y^3*z^3 - 80*y^4*z^3 + 84*z^4 - 203*y*z^4 + 308*y^2*z^4 - 157*y^3*z^4 - 88*z^5 + 164*y*z^5 - 112*y^2*z^5 + 28*z^6 - 31*y*z^6)/ (2*y^2*z^2*(-1 + y + z)^2))*G[-y, -y, -y, 1 - y, z] + (3*y*(5 - 10*y + 5*y^2 + 3*z^2)*G[0, 0, 0, 0, 1, y])/(-1 + y + z)^2 - (9*(y^3 - 2*y^4 + y^5 + 2*z - 6*y*z + 6*y^2*z - 2*y^3*z - 6*z^2 + 13*y*z^2 - 8*y^2*z^2 + y^3*z^2 + 6*z^3 - 8*y*z^3 + 2*y^2*z^3 - 2*z^4 + y*z^4)*G[0, 0, 0, 1, 0, y])/(y^2*(-1 + y + z)^2) + (9*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)*G[0, 0, 0, 1, 0, z])/ (y^2*(-1 + y + z)^2) + (6*y*(-1 + y - z)*G[0, 0, 0, 1, 1, y])/ (-1 + y + z) + (9*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 5*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)* G[0, 0, 0, -y, 1 - y, z])/(y^2*(-1 + y + z)^2) - (3*(3*y^3 - 6*y^4 + 3*y^5 - 4*z + 12*y*z - 12*y^2*z + 4*y^3*z + 12*z^2 - 26*y*z^2 + 16*y^2*z^2 - 2*y^3*z^2 - 12*z^3 + 16*y*z^3 - 4*y^2*z^3 + 4*z^4 - 2*y*z^4)*G[0, 0, 1, 0, 0, y])/ (y^2*(-1 + y + z)^2) + (6*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)* G[0, 0, 1, 0, 0, z])/(y^2*(-1 + y + z)^2) - (12*y*(1 - 2*y + y^2 + z^2)*G[0, 0, 1, 0, 1, y])/(-1 + y + z)^2 + (3*(3*y^3 - 6*y^4 + 3*y^5 - 4*z + 12*y*z - 12*y^2*z + 4*y^3*z + 12*z^2 - 26*y*z^2 + 16*y^2*z^2 - 2*y^3*z^2 - 12*z^3 + 16*y*z^3 - 4*y^2*z^3 + 4*z^4 - 2*y*z^4)*G[0, 0, 1, 1, 0, y])/ (y^2*(-1 + y + z)^2) + (3*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)* G[0, 0, 1, 1, 0, z])/(y^2*(-1 + y + z)^2) - (9*(-1 + z)*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 4*z - 7*y*z + 2*y^2*z - 2*z^2 + y*z^2)*G[0, 0, 1 - y, 1, 0, z])/(y^2*(-1 + y + z)^2) - (9*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 5*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[0, 0, 1 - y, -y, 1 - y, z])/ (y^2*(-1 + y + z)^2) - (3*(-3*y + 9*y^2 - 7*y^3 + y^4 - 6*z + 21*y*z - 24*y^2*z + 11*y^3*z + 12*z^2 - 21*y*z^2 + 9*y^2*z^2 - 6*z^3 + 3*y*z^3)*G[0, 0, -y, 1 - y, 1 - y, z])/(y^2*(-1 + y + z)) - (3*(y - 4*y^2 + 6*y^3 - 4*y^4 + y^5 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 7*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)* G[0, 0, -y, -y, 1 - y, z])/(y^2*(-1 + y + z)^2) + (3*y*(1 - 2*y + y^2 - 5*z^2)*G[0, 1, 0, 0, 1, y])/(-1 + y + z)^2 + (6*y*z^2*G[0, 1, 0, 0, 1 - y, z])/(-1 + y + z)^2 - (3*(2*y^3 - 4*y^4 + 2*y^5 - 6*z + 18*y*z - 18*y^2*z + 6*y^3*z + 18*z^2 - 39*y*z^2 + 24*y^2*z^2 - 3*y^3*z^2 - 18*z^3 + 24*y*z^3 - 6*y^2*z^3 + 6*z^4 - 3*y*z^4)*G[0, 1, 0, 1, 0, y])/ (y^2*(-1 + y + z)^2) - (6*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)* G[0, 1, 0, 1, 0, z])/(y^2*(-1 + y + z)^2) - (3*(-y + 3*y^2 - 5*y^3 + 3*y^4 - 2*z + 7*y*z - 8*y^2*z + y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[0, 1, 0, 1, 1, y])/ (y^2*(-1 + y + z)) + (6*y*z^2*G[0, 1, 0, 1 - y, 0, z])/ (-1 + y + z)^2 - (6*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)* G[0, 1, 0, -y, 1 - y, z])/(y^2*(-1 + y + z)) + (6*(y^3 - 2*y^4 + y^5 + 2*z - 6*y*z + 6*y^2*z - 2*y^3*z - 6*z^2 + 13*y*z^2 - 8*y^2*z^2 + y^3*z^2 + 6*z^3 - 8*y*z^3 + 2*y^2*z^3 - 2*z^4 + y*z^4)*G[0, 1, 1, 0, 0, y])/(y^2*(-1 + y + z)^2) - (6*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)*G[0, 1, 1, 0, 0, z])/ (y^2*(-1 + y + z)^2) - (3*(-y + 4*y^2 - 4*y^3 + y^5 - 2*z + 10*y*z - 18*y^2*z + 14*y^3*z - 4*y^4*z + 6*z^2 - 18*y*z^2 + 18*y^2*z^2 - 7*y^3*z^2 - 6*z^3 + 10*y*z^3 - 4*y^2*z^3 + 2*z^4 - y*z^4)* G[0, 1, 1, 0, 1, y])/(y^2*(-1 + y + z)^2) + (6*y*z^2*G[0, 1, 1, 0, 1 - y, z])/(-1 + y + z)^2 + (3*(3*y^3 - 6*y^4 + 3*y^5 - 2*z + 6*y*z - 6*y^2*z + 2*y^3*z + 6*z^2 - 13*y*z^2 + 8*y^2*z^2 - y^3*z^2 - 6*z^3 + 8*y*z^3 - 2*y^2*z^3 + 2*z^4 - y*z^4)*G[0, 1, 1, 1, 0, y])/(y^2*(-1 + y + z)^2) - (6*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)*G[0, 1, 1, 1, 0, z])/ (y^2*(-1 + y + z)^2) + (6*y*z^2*G[0, 1, 1, 1 - y, 0, z])/ (-1 + y + z)^2 + (6*y*z^2*G[0, 1, 1 - y, 0, 0, z])/(-1 + y + z)^2 - (6*z*(2 - 2*y - 2*z + y*z)*G[0, 1, 1 - y, 1, 0, z])/y^2 - (6*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[0, 1, 1 - y, -y, 1 - y, z])/ (y^2*(-1 + y + z)) + (3*(-2*y^3 + 6*y^4 - 6*y^5 + 2*y^6 + 5*y^3*z - 10*y^4*z + 5*y^5*z - 8*z^2 + 24*y*z^2 - 24*y^2*z^2 + 4*y^3*z^2 + 4*y^4*z^2 + 24*z^3 - 52*y*z^3 + 32*y^2*z^3 - y^3*z^3 - 24*z^4 + 32*y*z^4 - 8*y^2*z^4 + 8*z^5 - 4*y*z^5)*G[0, 1 - y, 0, 1, 0, z])/ (y^2*z*(-1 + y + z)^2) - (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z + 2*y*z^2 - 8*y^2*z^2 + 15*y^3*z^2 - 14*y^4*z^2 + 5*y^5*z^2 + 4*z^3 - 20*y*z^3 + 36*y^2*z^3 - 32*y^3*z^3 + 12*y^4*z^3 - 12*z^4 + 36*y*z^4 - 36*y^2*z^4 + 15*y^3*z^4 + 12*z^5 - 20*y*z^5 + 8*y^2*z^5 - 4*z^6 + 2*y*z^6)*G[0, 1 - y, 0, -y, 1 - y, z])/(y^2*z^2*(-1 + y + z)^2) - (6*z*(4 - 12*y + 12*y^2 - 4*y^3 - 12*z + 26*y*z - 16*y^2*z + 3*y^3*z + 12*z^2 - 16*y*z^2 + 4*y^2*z^2 - 4*z^3 + 2*y*z^3)* G[0, 1 - y, 1, 0, 0, z])/(y^2*(-1 + y + z)^2) - (3*z*(6 - 18*y + 18*y^2 - 6*y^3 - 18*z + 39*y*z - 24*y^2*z + 4*y^3*z + 18*z^2 - 24*y*z^2 + 6*y^2*z^2 - 6*z^3 + 3*y*z^3)* G[0, 1 - y, 1, 1, 0, z])/(y^2*(-1 + y + z)^2) - (3*(-2*y^3 + 6*y^4 - 6*y^5 + 2*y^6 + 5*y^3*z - 10*y^4*z + 5*y^5*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 2*y^3*z^2 + 4*y^4*z^2 + 18*z^3 - 39*y*z^3 + 24*y^2*z^3 - 18*z^4 + 24*y*z^4 - 6*y^2*z^4 + 6*z^5 - 3*y*z^5)*G[0, 1 - y, 1 - y, 1, 0, z])/(y^2*z*(-1 + y + z)^2) + (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z + 3*y*z^2 - 12*y^2*z^2 + 21*y^3*z^2 - 18*y^4*z^2 + 6*y^5*z^2 + 6*z^3 - 30*y*z^3 + 54*y^2*z^3 - 46*y^3*z^3 + 16*y^4*z^3 - 18*z^4 + 54*y*z^4 - 54*y^2*z^4 + 21*y^3*z^4 + 18*z^5 - 30*y*z^5 + 12*y^2*z^5 - 6*z^6 + 3*y*z^6)* G[0, 1 - y, 1 - y, -y, 1 - y, z])/(y^2*z^2*(-1 + y + z)^2) + (6*(-2*y + 6*y^2 - 5*y^3 + y^4 - 4*z + 14*y*z - 16*y^2*z + 7*y^3*z + 8*z^2 - 14*y*z^2 + 6*y^2*z^2 - 4*z^3 + 2*y*z^3)* G[0, 1 - y, -y, 1 - y, 1 - y, z])/(y^2*(-1 + y + z)) + (3*(3*y - 12*y^2 + 18*y^3 - 12*y^4 + 3*y^5 + 6*z - 30*y*z + 54*y^2*z - 42*y^3*z + 12*y^4*z - 18*z^2 + 54*y*z^2 - 54*y^2*z^2 + 19*y^3*z^2 + 18*z^3 - 30*y*z^3 + 12*y^2*z^3 - 6*z^4 + 3*y*z^4)* G[0, 1 - y, -y, -y, 1 - y, z])/(y^2*(-1 + y + z)^2) + (3*y*z^2*G[0, -y, 0, 0, 1 - y, z])/(-1 + y + z)^2 - (3*(-2*y^3 + 6*y^4 - 6*y^5 + 2*y^6 + 5*y^3*z - 10*y^4*z + 5*y^5*z - 10*z^2 + 30*y*z^2 - 30*y^2*z^2 + 6*y^3*z^2 + 4*y^4*z^2 + 30*z^3 - 65*y*z^3 + 40*y^2*z^3 - 3*y^3*z^3 - 30*z^4 + 40*y*z^4 - 10*y^2*z^4 + 10*z^5 - 5*y*z^5)*G[0, -y, 0, 1, 0, z])/ (y^2*z*(-1 + y + z)^2) + (3*y*z^2*G[0, -y, 0, 1 - y, 0, z])/ (-1 + y + z)^2 + (3*y*(-1 + y + z)^2*G[0, -y, 0, 1 - y, 1 - y, z])/ z^2 + (3*y*(-1 + y - z)*G[0, -y, 0, -y, 1 - y, z])/(-1 + y + z) + (3*y*z^2*G[0, -y, 1 - y, 0, 0, z])/(-1 + y + z)^2 + (3*y*(-1 + y + z)^2*G[0, -y, 1 - y, 0, 1 - y, z])/z^2 - (3*(-2*y^3 + 6*y^4 - 6*y^5 + 2*y^6 + 5*y^3*z - 10*y^4*z + 5*y^5*z - 10*z^2 + 30*y*z^2 - 30*y^2*z^2 + 6*y^3*z^2 + 4*y^4*z^2 + 30*z^3 - 65*y*z^3 + 40*y^2*z^3 - 3*y^3*z^3 - 30*z^4 + 40*y*z^4 - 10*y^2*z^4 + 10*z^5 - 5*y*z^5)*G[0, -y, 1 - y, 1, 0, z])/ (y^2*z*(-1 + y + z)^2) + (3*y*(-1 + y + z)^2*G[0, -y, 1 - y, 1 - y, 0, z])/z^2 + (9*(-1 + y + z)*(-y + y^2 - 2*z + y*z)* G[0, -y, 1 - y, 1 - y, 1 - y, z])/y^2 - (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z - y*z^2 + 4*y^2*z^2 - y^3*z^2 - 6*y^4*z^2 + 4*y^5*z^2 - 2*z^3 + 10*y*z^3 - 18*y^2*z^3 + 10*y^3*z^3 + 6*z^4 - 18*y*z^4 + 18*y^2*z^4 - 6*y^3*z^4 - 6*z^5 + 10*y*z^5 - 4*y^2*z^5 + 2*z^6 - y*z^6)*G[0, -y, 1 - y, -y, 1 - y, z])/ (y^2*z^2*(-1 + y + z)^2) + (3*y*(-1 + y + z)^2*G[0, -y, -y, 0, 1 - y, z])/z^2 + (3*y*(-1 + y + z)^2*G[0, -y, -y, 1 - y, 0, z])/z^2 - (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)* G[0, -y, -y, 1 - y, 1 - y, z])/(y^2*z^2) - (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z + 2*y*z^2 - 8*y^2*z^2 + 19*y^3*z^2 - 22*y^4*z^2 + 9*y^5*z^2 + 4*z^3 - 20*y*z^3 + 36*y^2*z^3 - 32*y^3*z^3 + 12*y^4*z^3 - 12*z^4 + 36*y*z^4 - 36*y^2*z^4 + 14*y^3*z^4 + 12*z^5 - 20*y*z^5 + 8*y^2*z^5 - 4*z^6 + 2*y*z^6)* G[0, -y, -y, -y, 1 - y, z])/(y^2*z^2*(-1 + y + z)^2) - (3*(3*y - 12*y^2 + 18*y^3 - 12*y^4 + 3*y^5 + 6*z - 30*y*z + 54*y^2*z - 42*y^3*z + 12*y^4*z - 18*z^2 + 54*y*z^2 - 54*y^2*z^2 + 17*y^3*z^2 + 18*z^3 - 30*y*z^3 + 12*y^2*z^3 - 6*z^4 + 3*y*z^4)* G[1, 0, 0, 0, 1, y])/(y^2*(-1 + y + z)^2) + (9*y*z^2*G[1, 0, 0, 0, 1 - y, z])/(-1 + y + z)^2 + (3*(2*y - 8*y^2 + 11*y^3 - 6*y^4 + y^5 + 2*z - 14*y*z + 30*y^2*z - 26*y^3*z + 8*y^4*z - 6*z^2 + 23*y*z^2 - 28*y^2*z^2 + 11*y^3*z^2 + 6*z^3 - 12*y*z^3 + 6*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 0, 0, 1, 0, y])/ (y^2*(-1 + y + z)^2) - (3*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)* G[1, 0, 0, 1, 0, z])/(y^2*(-1 + y + z)^2) - (6*(y - 4*y^2 + 6*y^3 - 4*y^4 + y^5 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 7*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 0, 0, 1, 1, y])/ (y^2*(-1 + y + z)^2) + (9*y*z^2*G[1, 0, 0, 1 - y, 0, z])/ (-1 + y + z)^2 + (6*y*z^2*G[1, 0, 0, 1 - y, 1 - y, z])/ (-1 + y + z)^2 + (3*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 2*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)* G[1, 0, 0, -y, 1 - y, z])/(y^2*(-1 + y + z)^2) + (3*(-1 + y)*(-2 + 6*y - 7*y^2 + 3*y^3 + 8*z - 16*y*z + 8*y^2*z - 10*z^2 + 10*y*z^2 + 4*z^3)*G[1, 0, 1, 0, 0, y])/ (y*(-1 + y + z)^2) - (12*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)* G[1, 0, 1, 0, 0, z])/(y^2*(-1 + y + z)^2) + (3*(2*y - 8*y^2 + 12*y^3 - 8*y^4 + 2*y^5 + 4*z - 20*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 12*z^2 + 36*y*z^2 - 36*y^2*z^2 + 9*y^3*z^2 + 12*z^3 - 20*y*z^3 + 8*y^2*z^3 - 4*z^4 + 2*y*z^4)* G[1, 0, 1, 0, 1, y])/(y^2*(-1 + y + z)^2) + (6*y*z^2*G[1, 0, 1, 0, 1 - y, z])/(-1 + y + z)^2 - (3*(y - 2*y^2 + y^3 - 8*z + 6*y*z + 2*y^2*z + 8*z^2 - 4*y*z^2)* G[1, 0, 1, 1, 0, y])/y^2 - (9*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)* G[1, 0, 1, 1, 0, z])/(y^2*(-1 + y + z)^2) + (6*y*z^2*G[1, 0, 1, 1 - y, 0, z])/(-1 + y + z)^2 + (9*y*z^2*G[1, 0, 1 - y, 0, 0, z])/(-1 + y + z)^2 + (6*y*z^2*G[1, 0, 1 - y, 0, 1 - y, z])/(-1 + y + z)^2 - (6*z*(4 - 12*y + 12*y^2 - 4*y^3 - 12*z + 26*y*z - 16*y^2*z + 3*y^3*z + 12*z^2 - 16*y*z^2 + 4*y^2*z^2 - 4*z^3 + 2*y*z^3)* G[1, 0, 1 - y, 1, 0, z])/(y^2*(-1 + y + z)^2) + (6*y*z^2*G[1, 0, 1 - y, 1 - y, 0, z])/(-1 + y + z)^2 - (3*(2*y - 8*y^2 + 10*y^3 - 4*y^4 + 4*z - 20*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 12*z^2 + 36*y*z^2 - 36*y^2*z^2 + 15*y^3*z^2 + 12*z^3 - 20*y*z^3 + 8*y^2*z^3 - 4*z^4 + 2*y*z^4)* G[1, 0, 1 - y, -y, 1 - y, z])/(y^2*(-1 + y + z)^2) - (6*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[1, 0, -y, 1 - y, 1 - y, z])/ (y^2*(-1 + y + z)) - (3*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)* G[1, 0, -y, -y, 1 - y, z])/(y^2*(-1 + y + z)^2) - (9*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)*G[1, 1, 0, 0, 0, z])/ (y^2*(-1 + y + z)^2) - (3*(3*y - 12*y^2 + 18*y^3 - 12*y^4 + 3*y^5 + 6*z - 30*y*z + 54*y^2*z - 42*y^3*z + 12*y^4*z - 18*z^2 + 54*y*z^2 - 54*y^2*z^2 + 16*y^3*z^2 + 18*z^3 - 30*y*z^3 + 12*y^2*z^3 - 6*z^4 + 3*y*z^4)*G[1, 1, 0, 0, 1, y])/(y^2*(-1 + y + z)^2) + (6*y*z^2*G[1, 1, 0, 0, 1 - y, z])/(-1 + y + z)^2 + (12*(y - 2*y^2 + y^3 + 4*z - 6*y*z + 2*y^2*z - 4*z^2 + 2*y*z^2)* G[1, 1, 0, 1, 0, y])/y^2 - (6*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)* G[1, 1, 0, 1, 0, z])/(y^2*(-1 + y + z)^2) + (3*(3*y - 12*y^2 + 18*y^3 - 12*y^4 + 3*y^5 + 6*z - 30*y*z + 54*y^2*z - 42*y^3*z + 12*y^4*z - 18*z^2 + 54*y*z^2 - 54*y^2*z^2 + 16*y^3*z^2 + 18*z^3 - 30*y*z^3 + 12*y^2*z^3 - 6*z^4 + 3*y*z^4)* G[1, 1, 0, 1, 1, y])/(y^2*(-1 + y + z)^2) + (6*y*z^2*G[1, 1, 0, 1 - y, 0, z])/(-1 + y + z)^2 + (6*y*z^2*G[1, 1, 0, 1 - y, 1 - y, z])/(-1 + y + z)^2 + (3*(4*y - 16*y^2 + 20*y^3 - 8*y^4 + 8*z - 40*y*z + 72*y^2*z - 56*y^3*z + 16*y^4*z - 24*z^2 + 72*y*z^2 - 72*y^2*z^2 + 23*y^3*z^2 + 24*z^3 - 40*y*z^3 + 16*y^2*z^3 - 8*z^4 + 4*y*z^4)* G[1, 1, 0, -y, 1 - y, z])/(y^2*(-1 + y + z)^2) - (6*(-1 + y)*(-1 + y + 2*z)*G[1, 1, 1, 0, 0, y])/y - (6*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)*G[1, 1, 1, 0, 0, z])/ (y^2*(-1 + y + z)^2) + (9*(y - 4*y^2 + 6*y^3 - 4*y^4 + y^5 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 7*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 1, 1, 0, 1, y])/(y^2*(-1 + y + z)^2) - (3*y*z^2*G[1, 1, 1, 0, 1 - y, z])/(-1 + y + z)^2 - (3*(5*y - 10*y^2 + 5*y^3 + 16*z - 26*y*z + 10*y^2*z - 16*z^2 + 8*y*z^2)*G[1, 1, 1, 1, 0, y])/y^2 + (3*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)*G[1, 1, 1, 1, 0, z])/ (y^2*(-1 + y + z)^2) - (3*y*z^2*G[1, 1, 1, 1 - y, 0, z])/ (-1 + y + z)^2 + (6*y*z^2*G[1, 1, 1 - y, 0, 0, z])/(-1 + y + z)^2 + (6*y*z^2*G[1, 1, 1 - y, 0, 1 - y, z])/(-1 + y + z)^2 - (3*z*(2 - 6*y + 6*y^2 - 2*y^3 - 6*z + 13*y*z - 8*y^2*z + 3*y^3*z + 6*z^2 - 8*y*z^2 + 2*y^2*z^2 - 2*z^3 + y*z^3)*G[1, 1, 1 - y, 1, 0, z])/(y^2*(-1 + y + z)^2) + (6*y*z^2*G[1, 1, 1 - y, 1 - y, 0, z])/ (-1 + y + z)^2 + (3*(4*y - 16*y^2 + 20*y^3 - 8*y^4 + 8*z - 40*y*z + 72*y^2*z - 56*y^3*z + 16*y^4*z - 24*z^2 + 72*y*z^2 - 72*y^2*z^2 + 23*y^3*z^2 + 24*z^3 - 40*y*z^3 + 16*y^2*z^3 - 8*z^4 + 4*y*z^4)* G[1, 1, 1 - y, -y, 1 - y, z])/(y^2*(-1 + y + z)^2) + (9*y*z^2*G[1, 1 - y, 0, 0, 0, z])/(-1 + y + z)^2 + (6*y*z^2*G[1, 1 - y, 0, 0, 1 - y, z])/(-1 + y + z)^2 - (6*z*(4 - 12*y + 12*y^2 - 4*y^3 - 12*z + 26*y*z - 16*y^2*z + 3*y^3*z + 12*z^2 - 16*y*z^2 + 4*y^2*z^2 - 4*z^3 + 2*y*z^3)* G[1, 1 - y, 0, 1, 0, z])/(y^2*(-1 + y + z)^2) + (6*y*z^2*G[1, 1 - y, 0, 1 - y, 0, z])/(-1 + y + z)^2 - (3*(2*y - 8*y^2 + 10*y^3 - 4*y^4 + 4*z - 20*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 12*z^2 + 36*y*z^2 - 36*y^2*z^2 + 15*y^3*z^2 + 12*z^3 - 20*y*z^3 + 8*y^2*z^3 - 4*z^4 + 2*y*z^4)* G[1, 1 - y, 0, -y, 1 - y, z])/(y^2*(-1 + y + z)^2) - (6*z*(4 - 12*y + 12*y^2 - 4*y^3 - 12*z + 26*y*z - 16*y^2*z + 3*y^3*z + 12*z^2 - 16*y*z^2 + 4*y^2*z^2 - 4*z^3 + 2*y*z^3)* G[1, 1 - y, 1, 0, 0, z])/(y^2*(-1 + y + z)^2) + (9*y*z^2*G[1, 1 - y, 1, 0, 1 - y, z])/(-1 + y + z)^2 - (3*z*(4 - 12*y + 12*y^2 - 4*y^3 - 12*z + 26*y*z - 16*y^2*z + 5*y^3*z + 12*z^2 - 16*y*z^2 + 4*y^2*z^2 - 4*z^3 + 2*y*z^3)* G[1, 1 - y, 1, 1, 0, z])/(y^2*(-1 + y + z)^2) + (9*y*z^2*G[1, 1 - y, 1, 1 - y, 0, z])/(-1 + y + z)^2 + (6*y*z^2*G[1, 1 - y, 1 - y, 0, 0, z])/(-1 + y + z)^2 + (12*z*(2 - 2*y - 2*z + y*z)*G[1, 1 - y, 1 - y, 1, 0, z])/y^2 - (3*(2*y - 8*y^2 + 10*y^3 - 4*y^4 + 4*z - 20*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 12*z^2 + 36*y*z^2 - 36*y^2*z^2 + 15*y^3*z^2 + 12*z^3 - 20*y*z^3 + 8*y^2*z^3 - 4*z^4 + 2*y*z^4)* G[1, 1 - y, 1 - y, -y, 1 - y, z])/(y^2*(-1 + y + z)^2) - (6*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[1, 1 - y, -y, 1 - y, 1 - y, z])/(y^2*(-1 + y + z)) - (3*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 1 - y, -y, -y, 1 - y, z])/(y^2*(-1 + y + z)^2) + (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 + 2*y^3*z - 6*y^4*z + 6*y^5*z - 2*y^6*z - 9*y^3*z^2 + 18*y^4*z^2 - 9*y^5*z^2 - 6*z^3 + 18*y*z^3 - 18*y^2*z^3 + 14*y^3*z^3 - 8*y^4*z^3 + 18*z^4 - 39*y*z^4 + 24*y^2*z^4 - 6*y^3*z^4 - 18*z^5 + 24*y*z^5 - 6*y^2*z^5 + 6*z^6 - 3*y*z^6)*G[1 - y, 0, 0, 1, 0, z])/(y^2*z^2*(-1 + y + z)^2) + (3*(-2*y^3 + 6*y^4 - 6*y^5 + 2*y^6 + 6*y^3*z - 12*y^4*z + 6*y^5*z + 3*y*z^2 - 9*y^2*z^2 + 4*y^3*z^2 + 2*y^4*z^2 + 6*z^3 - 21*y*z^3 + 24*y^2*z^3 - 6*y^3*z^3 - 12*z^4 + 21*y*z^4 - 9*y^2*z^4 + 6*z^5 - 3*y*z^5)*G[1 - y, 0, 0, -y, 1 - y, z])/(y^2*z^2*(-1 + y + z)) - (6*(-2*y^3 + 2*y^4 + y^3*z + 4*z^2 - 4*y*z^2 - 4*z^3 + 2*y*z^3)* G[1 - y, 0, 1, 0, 0, z])/(y^2*z) - (3*(y^3 - 2*y^4 + y^5 - 2*y^3*z + 2*y^4*z + y^3*z^2 + 6*z^3 - 6*y*z^3 - 6*z^4 + 3*y*z^4)*G[1 - y, 0, 1, 1, 0, z])/(y^2*z^2) - (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 + 2*y^3*z - 6*y^4*z + 6*y^5*z - 2*y^6*z - 9*y^3*z^2 + 18*y^4*z^2 - 9*y^5*z^2 - 4*z^3 + 12*y*z^3 - 12*y^2*z^3 + 12*y^3*z^3 - 8*y^4*z^3 + 12*z^4 - 26*y*z^4 + 16*y^2*z^4 - 5*y^3*z^4 - 12*z^5 + 16*y*z^5 - 4*y^2*z^5 + 4*z^6 - 2*y*z^6)*G[1 - y, 0, 1 - y, 1, 0, z])/(y^2*z^2*(-1 + y + z)^2) - (3*(-2*y^3 + 6*y^4 - 6*y^5 + 2*y^6 + 6*y^3*z - 12*y^4*z + 6*y^5*z + 4*y*z^2 - 12*y^2*z^2 + 7*y^3*z^2 + y^4*z^2 + 8*z^3 - 28*y*z^3 + 32*y^2*z^3 - 9*y^3*z^3 - 16*z^4 + 28*y*z^4 - 12*y^2*z^4 + 8*z^5 - 4*y*z^5)*G[1 - y, 0, 1 - y, -y, 1 - y, z])/(y^2*z^2*(-1 + y + z)) + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z - 2*y*z^2 + 2*y^2*z^2 - 4*z^3 + 2*y*z^3)*G[1 - y, 0, -y, 1 - y, 1 - y, z])/(y^2*z^2) + (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z - 3*y*z^2 + 3*y^2*z^2 - 6*z^3 + 3*y*z^3)*G[1 - y, 0, -y, -y, 1 - y, z])/(y^2*z^2) - (9*z*(2 - 2*y - 2*z + y*z)*G[1 - y, 1, 0, 0, 0, z])/y^2 - (3*y*z^2*G[1 - y, 1, 0, 0, 1 - y, z])/(-1 + y + z)^2 - (3*(2*y^3 - 8*y^4 + 12*y^5 - 8*y^6 + 2*y^7 - 6*y^3*z + 18*y^4*z - 18*y^5*z + 6*y^6*z + 7*y^3*z^2 - 14*y^4*z^2 + 7*y^5*z^2 + 2*z^3 - 6*y*z^3 + 6*y^2*z^3 - 6*y^3*z^3 + 4*y^4*z^3 - 6*z^4 + 13*y*z^4 - 8*y^2*z^4 + y^3*z^4 + 6*z^5 - 8*y*z^5 + 2*y^2*z^5 - 2*z^6 + y*z^6)* G[1 - y, 1, 0, 1, 0, z])/(y^2*z^2*(-1 + y + z)^2) - (3*y*z^2*G[1 - y, 1, 0, 1 - y, 0, z])/(-1 + y + z)^2 - (3*y*(-1 + y + z)^2*G[1 - y, 1, 0, 1 - y, 1 - y, z])/z^2 + (3*(-y^3 + 3*y^4 - 3*y^5 + y^6 + 3*y^3*z - 6*y^4*z + 3*y^5*z + 5*y*z^2 - 15*y^2*z^2 + 13*y^3*z^2 - 3*y^4*z^2 + 10*z^3 - 35*y*z^3 + 40*y^2*z^3 - 13*y^3*z^3 - 20*z^4 + 35*y*z^4 - 15*y^2*z^4 + 10*z^5 - 5*y*z^5)*G[1 - y, 1, 0, -y, 1 - y, z])/(y^2*z^2*(-1 + y + z)) + (3*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)*G[1 - y, 1, 1, 0, 0, z])/ (y^2*(-1 + y + z)^2) - (3*y*z^2*G[1 - y, 1, 1, 0, 1 - y, z])/ (-1 + y + z)^2 + (3*(2*y^3 - 8*y^4 + 12*y^5 - 8*y^6 + 2*y^7 - 6*y^3*z + 18*y^4*z - 18*y^5*z + 6*y^6*z + 7*y^3*z^2 - 14*y^4*z^2 + 7*y^5*z^2 + 4*z^3 - 12*y*z^3 + 12*y^2*z^3 - 8*y^3*z^3 + 4*y^4*z^3 - 12*z^4 + 26*y*z^4 - 16*y^2*z^4 + 4*y^3*z^4 + 12*z^5 - 16*y*z^5 + 4*y^2*z^5 - 4*z^6 + 2*y*z^6)*G[1 - y, 1, 1, 1, 0, z])/ (y^2*z^2*(-1 + y + z)^2) - (3*y*z^2*G[1 - y, 1, 1, 1 - y, 0, z])/ (-1 + y + z)^2 - (3*y*z^2*G[1 - y, 1, 1 - y, 0, 0, z])/ (-1 + y + z)^2 - (3*y*(-1 + y + z)^2*G[1 - y, 1, 1 - y, 0, 1 - y, z])/ z^2 + (3*y*(-2 + 2*y + z)*G[1 - y, 1, 1 - y, 1, 0, z])/z - (3*y*(-1 + y + z)^2*G[1 - y, 1, 1 - y, 1 - y, 0, z])/z^2 + (3*(-y^3 + 3*y^4 - 3*y^5 + y^6 + 3*y^3*z - 6*y^4*z + 3*y^5*z + 5*y*z^2 - 15*y^2*z^2 + 13*y^3*z^2 - 3*y^4*z^2 + 10*z^3 - 35*y*z^3 + 40*y^2*z^3 - 13*y^3*z^3 - 20*z^4 + 35*y*z^4 - 15*y^2*z^4 + 10*z^5 - 5*y*z^5)*G[1 - y, 1, 1 - y, -y, 1 - y, z])/(y^2*z^2*(-1 + y + z)) - (9*(2*y^3 - 4*y^4 + 2*y^5 - 2*y^3*z + 2*y^4*z + y^3*z^2 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)*G[1 - y, 1 - y, 0, 1, 0, z])/(y^2*z^2) + (9*(-1 + y + z)*(y + z)*(-y^2 + y^3 + y*z - 2*z^2 + y*z^2)* G[1 - y, 1 - y, 0, -y, 1 - y, z])/(y^2*z^2) + (3*(-4*y^3 + 4*y^4 + 2*y^3*z + 6*z^2 - 6*y*z^2 - 6*z^3 + 3*y*z^3)* G[1 - y, 1 - y, 1, 0, 0, z])/(y^2*z) + (3*(y^3 - 2*y^4 + y^5 - 2*y^3*z + 2*y^4*z + y^3*z^2 + 2*z^3 - 2*y*z^3 - 2*z^4 + y*z^4)*G[1 - y, 1 - y, 1, 1, 0, z])/(y^2*z^2) + (9*(2*y^3 - 4*y^4 + 2*y^5 - 2*y^3*z + 2*y^4*z + y^3*z^2 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)*G[1 - y, 1 - y, 1 - y, 1, 0, z])/ (y^2*z^2) - (9*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[1 - y, 1 - y, 1 - y, -y, 1 - y, z])/(y^2*z^2) - (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)* G[1 - y, 1 - y, -y, 1 - y, 1 - y, z])/(y^2*z^2) - (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)* G[1 - y, 1 - y, -y, -y, 1 - y, z])/(y^2*z^2) + (6*(-2*y^3 + 2*y^4 + y^3*z + 2*z^2 - 2*y*z^2 - 2*z^3 + y*z^3)* G[1 - y, -y, 0, 1, 0, z])/(y^2*z) - (6*y*(-1 + y + z)^2*G[1 - y, -y, 0, 1 - y, 1 - y, z])/z^2 + (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[1 - y, -y, 0, -y, 1 - y, z])/ y^2 - (6*y*(-1 + y + z)^2*G[1 - y, -y, 1 - y, 0, 1 - y, z])/z^2 + (6*(-2*y^3 + 2*y^4 + y^3*z + 2*z^2 - 2*y*z^2 - 2*z^3 + y*z^3)* G[1 - y, -y, 1 - y, 1, 0, z])/(y^2*z) - (6*y*(-1 + y + z)^2*G[1 - y, -y, 1 - y, 1 - y, 0, z])/z^2 + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)* G[1 - y, -y, 1 - y, -y, 1 - y, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[1 - y, -y, -y, 0, 1 - y, z])/z^2 - (6*y*(-1 + y + z)^2*G[1 - y, -y, -y, 1 - y, 0, z])/z^2 + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)* G[1 - y, -y, -y, 1 - y, 1 - y, z])/(y^2*z^2) + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)* G[1 - y, -y, -y, -y, 1 - y, z])/(y^2*z^2) + (3*(y^3 - 2*y^4 + y^5 - 6*y^3*z + 6*y^4*z + 3*y^3*z^2 + 4*z^3 - 4*y*z^3 - 4*z^4 + 2*y*z^4)*G[-y, 0, 0, 1, 0, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, 0, 0, 1 - y, 1 - y, z])/z^2 - (12*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, 0, 0, -y, 1 - y, z])/ y^2 + (6*(-2*y^3 + 2*y^4 + y^3*z + 2*z^2 - 2*y*z^2 - 2*z^3 + y*z^3)* G[-y, 0, 1, 0, 0, z])/(y^2*z) - (3*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[-y, 0, 1, 1, 0, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, 0, 1 - y, 0, 1 - y, z])/z^2 + (3*(y^3 - 2*y^4 + y^5 - 6*y^3*z + 6*y^4*z + 3*y^3*z^2 + 4*z^3 - 4*y*z^3 - 4*z^4 + 2*y*z^4)*G[-y, 0, 1 - y, 1, 0, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, 0, 1 - y, 1 - y, 0, z])/z^2 - (9*y*(-1 + y + z)^2*G[-y, 0, 1 - y, 1 - y, 1 - y, z])/z^2 + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z - 2*y*z^2 + 2*y^2*z^2 - 4*z^3 + 2*y*z^3)*G[-y, 0, 1 - y, -y, 1 - y, z])/(y^2*z^2) - (9*y*(-1 + y + z)^2*G[-y, 0, -y, 0, 1 - y, z])/z^2 - (9*y*(-1 + y + z)^2*G[-y, 0, -y, 1 - y, 0, z])/z^2 + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z - 2*y*z^2 + 2*y^2*z^2 - 4*z^3 + 2*y*z^3)*G[-y, 0, -y, 1 - y, 1 - y, z])/(y^2*z^2) + (3*(-1 + y + z)*(-3*y^3 + 3*y^4 + 3*y^3*z - 2*y*z^2 + 2*y^2*z^2 - 4*z^3 + 2*y*z^3)*G[-y, 0, -y, -y, 1 - y, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, 1 - y, 0, 0, 1 - y, z])/z^2 + (3*(y^3 - 2*y^4 + y^5 - 6*y^3*z + 6*y^4*z + 3*y^3*z^2 + 4*z^3 - 4*y*z^3 - 4*z^4 + 2*y*z^4)*G[-y, 1 - y, 0, 1, 0, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, 1 - y, 0, 1 - y, 0, z])/z^2 - (9*y*(-1 + y + z)^2*G[-y, 1 - y, 0, 1 - y, 1 - y, z])/z^2 + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z - 2*y*z^2 + 2*y^2*z^2 - 4*z^3 + 2*y*z^3)*G[-y, 1 - y, 0, -y, 1 - y, z])/(y^2*z^2) + (6*(-2*y^3 + 2*y^4 + y^3*z + 2*z^2 - 2*y*z^2 - 2*z^3 + y*z^3)* G[-y, 1 - y, 1, 0, 0, z])/(y^2*z) - (3*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[-y, 1 - y, 1, 1, 0, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, 1 - y, 1 - y, 0, 0, z])/z^2 - (9*y*(-1 + y + z)^2*G[-y, 1 - y, 1 - y, 0, 1 - y, z])/z^2 + (3*(5*y^3 - 10*y^4 + 5*y^5 - 8*y^3*z + 8*y^4*z + 4*y^3*z^2 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)*G[-y, 1 - y, 1 - y, 1, 0, z])/(y^2*z^2) - (9*y*(-1 + y + z)^2*G[-y, 1 - y, 1 - y, 1 - y, 0, z])/z^2 + (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)* G[-y, 1 - y, 1 - y, -y, 1 - y, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, 1 - y, -y, 0, 1 - y, z])/z^2 - (6*y*(-1 + y + z)^2*G[-y, 1 - y, -y, 1 - y, 0, z])/z^2 + (12*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[-y, 1 - y, -y, 1 - y, 1 - y, z])/(y^2*z^2) + (9*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)* G[-y, 1 - y, -y, -y, 1 - y, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, -y, 0, 0, 1 - y, z])/z^2 + (3*(5*y^3 - 10*y^4 + 5*y^5 - 2*y^3*z + 2*y^4*z + y^3*z^2 - 8*z^3 + 8*y*z^3 + 8*z^4 - 4*y*z^4)*G[-y, -y, 0, 1, 0, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, -y, 0, 1 - y, 0, z])/z^2 - (6*y*(-1 + y + z)^2*G[-y, -y, 0, 1 - y, 1 - y, z])/z^2 + (3*(-1 + y + z)*(-2*y^3 + 2*y^4 + 2*y^3*z - y*z^2 + y^2*z^2 - 2*z^3 + y*z^3)*G[-y, -y, 0, -y, 1 - y, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, -y, 1 - y, 0, 0, z])/z^2 - (6*y*(-1 + y + z)^2*G[-y, -y, 1 - y, 0, 1 - y, z])/z^2 + (3*(5*y^3 - 10*y^4 + 5*y^5 - 2*y^3*z + 2*y^4*z + y^3*z^2 - 8*z^3 + 8*y*z^3 + 8*z^4 - 4*y*z^4)*G[-y, -y, 1 - y, 1, 0, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, -y, 1 - y, 1 - y, 0, z])/z^2 + (9*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)* G[-y, -y, 1 - y, 1 - y, 1 - y, z])/(y^2*z^2) + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)* G[-y, -y, 1 - y, -y, 1 - y, z])/(y^2*z^2) + (3*y*(-1 + y + z)^2*G[-y, -y, -y, 0, 1 - y, z])/z^2 + (3*y*(-1 + y + z)^2*G[-y, -y, -y, 1 - y, 0, z])/z^2 + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)* G[-y, -y, -y, 1 - y, 1 - y, z])/(y^2*z^2) - (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)* G[-y, -y, -y, -y, 1 - y, z])/(y^2*z^2) + ((3*Pi^2*y*(-1 + y - z))/(2*(-1 + y + z)) - (I*Pi*(24*y^2 - 72*y^3 + 72*y^4 - 24*y^5 - 120*y^2*z + 312*y^3*z - 264*y^4*z + 72*y^5*z - 48*z^2 + 160*y*z^2 + 14*y^2*z^2 - 294*y^3*z^2 + 174*y^4*z^2 - 6*y^5*z^2 + 192*z^3 - 552*y*z^3 + 375*y^2*z^3 + 12*y^3*z^3 - 51*y^4*z^3 + 6*y^5*z^3 - 288*z^4 + 696*y*z^4 - 438*y^2*z^4 + 63*y^3*z^4 + 21*y^4*z^4 + 192*z^5 - 376*y*z^5 + 151*y^2*z^5 - 21*y^3*z^5 - 48*z^6 + 72*y*z^6 - 6*y^2*z^6))/((-1 + y)*y*(-1 + z)^3*z*(-1 + y + z)) + (96*y^2 - 382*y^3 + 686*y^4 - 884*y^5 + 916*y^6 - 590*y^7 + 158*y^8 - 480*y*z + 1440*y^2*z - 1196*y^3*z - 333*y^4*z + 1057*y^5*z - 549*y^6*z - 41*y^7*z + 102*y^8*z - 192*z^2 + 3546*y*z^2 - 10598*y^2*z^2 + 14568*y^3*z^2 - 13829*y^4*z^2 + 11929*y^5*z^2 - 8395*y^6*z^2 + 3643*y^7*z^2 - 672*y^8*z^2 + 956*z^3 - 10964*y*z^3 + 31771*y^2*z^3 - 48405*y^3*z^3 + 49318*y^4*z^3 - 35888*y^5*z^3 + 17296*y^6*z^3 - 4352*y^7*z^3 + 268*y^8*z^3 - 2184*z^4 + 20494*y*z^4 - 58011*y^2*z^4 + 84019*y^3*z^4 - 71834*y^4*z^4 + 38074*y^5*z^4 - 11400*y^6*z^4 + 1196*y^7*z^4 + 3380*z^5 - 27272*y*z^5 + 69385*y^2*z^5 - 81517*y^3*z^5 + 49930*y^4*z^5 - 16536*y^5*z^5 + 2276*y^6*z^5 - 4080*z^6 + 26160*y*z^6 - 52057*y^2*z^6 + 42275*y^3*z^6 - 15398*y^4*z^6 + 2392*y^5*z^6 + 3492*z^7 - 16354*y*z^7 + 21948*y^2*z^7 - 9838*y^3*z^7 + 1460*y^4*z^7 - 1736*z^8 + 5648*y*z^8 - 4034*y^2*z^8 + 476*y^3*z^8 + 364*z^9 - 778*y*z^9 + 60*y^2*z^9)/(4*(-1 + y)*y*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^2))* Zeta[3] + G[0, 0, y]*(((-I)*Pi^3*(-1 + y)^2*y)/(-1 + y + z)^2 + (I*Pi*(-1 + y + 2*z)*(7*y - 14*y^2 + 7*y^3 - 4*z + 4*y*z + 4*z^2))/ ((-1 + y)*z*(-1 + y + z)) + (2*(-1 + y + 2*z)*(-45*y^2 + 84*y^3 - 39*y^4 - 44*y*z + 144*y^2*z - 139*y^3*z + 39*y^4*z + 13*z^2 + 22*y*z^2 - 95*y^2*z^2 + 43*y^3*z^2 - 26*z^3 + 18*y*z^3 + 8*y^2*z^3 + 13*z^4 + 4*y*z^4))/(3*(-1 + y)*(-1 + z)*z* (-1 + y + z)*(y + z)) + (Pi^2*(-12*y^2 + 48*y^3 - 72*y^4 + 48*y^5 - 12*y^6 + 12*y*z - 87*y^2*z + 5*y^3*z + 167*y^4*z - 133*y^5*z + 36*y^6*z - 24*z^2 + 74*y*z^2 + 189*y^2*z^2 - 41*y^3*z^2 - 333*y^4*z^2 + 279*y^5*z^2 - 80*y^6*z^2 + 120*z^3 - 452*y*z^3 + 227*y^2*z^3 - 321*y^3*z^3 + 391*y^4*z^3 - 181*y^5*z^3 + 24*y^6*z^3 - 240*z^4 + 828*y*z^4 - 777*y^2*z^4 + 547*y^3*z^4 - 185*y^4*z^4 + 19*y^5*z^4 + 240*z^5 - 692*y*z^5 + 636*y^2*z^5 - 280*y^3*z^5 + 32*y^4*z^5 - 120*z^6 + 266*y*z^6 - 188*y^2*z^6 + 42*y^3*z^6 + 24*z^7 - 36*y*z^7 + 12*y^2*z^7))/ (12*(-1 + y)*y*(-1 + z)^3*z*(-1 + y + z)^2) + (3*(2*y^2 - 4*y^3 + 2*y^4 - y^2*z + y^3*z - 4*z^2 + 4*y*z^2 - y^2*z^2 + 4*z^3 - 2*y*z^3)*G[0, 0, z])/(y*z*(-1 + y + z)) + (((-6*I)*Pi*(-1 + y)^2*y)/(-1 + y + z)^2 - (-y^2 + 4*y^3 - 6*y^4 + 4*y^5 - y^6 + 14*y*z - 51*y^2*z + 66*y^3*z - 32*y^4*z + 3*y^6*z + 24*z^2 - 148*y*z^2 + 295*y^2*z^2 - 272*y^3*z^2 + 128*y^4*z^2 - 24*y^5*z^2 - 3*y^6*z^2 - 166*z^3 + 640*y*z^3 - 847*y^2*z^3 + 552*y^3*z^3 - 256*y^4*z^3 + 76*y^5*z^3 + y^6*z^3 + 469*z^4 - 1382*y*z^4 + 1375*y^2*z^4 - 636*y^3*z^4 + 192*y^4*z^4 - 24*y^5*z^4 - 697*z^5 + 1598*y*z^5 - 1207*y^2*z^5 + 350*y^3*z^5 - 26*y^4*z^5 + 577*z^6 - 976*y*z^6 + 515*y^2*z^6 - 64*y^3*z^6 - 253*z^7 + 276*y*z^7 - 79*y^2*z^7 + 46*z^8 - 22*y*z^8)/(2*y*(-1 + z)^3*z^2* (-1 + y + z)^2))*G[0, 1 - y, z] + ((-1 + 4*y + 4*y^2 - 22*y^3 + 21*y^4 - 6*y^5 + 4*z - 4*y*z + 2*y^2*z + 22*y^3*z - 30*y^4*z + 6*y^5*z - 4*z^2 - 12*y*z^2 + y^2*z^2 - 18*y^3*z^2 + 9*y^4*z^2 + 22*z^3 - 38*y*z^3 + 32*y^2*z^3 - 43*z^4 + 60*y*z^4 - 13*y^2*z^4 + 22*z^5 - 10*y*z^5)* G[1, 0, z])/(2*y*z^2*(-1 + y + z)^2) + (((6*I)*Pi*(-1 + y)^2*y)/z^2 + (y^3 - 4*y^4 + 12*y^5 - 28*y^6 + 37*y^7 - 24*y^8 + 6*y^9 + 3*y^2*z - 16*y^3*z + 20*y^4*z + 30*y^5*z - 95*y^6*z + 82*y^7*z - 24*y^8*z + 3*y*z^2 - 24*y^2*z^2 - 2*y^3*z^2 + 282*y^4*z^2 - 673*y^5*z^2 + 610*y^6*z^2 - 196*y^7*z^2 + z^3 - 16*y*z^3 + 46*y^2*z^3 + 208*y^3*z^3 - 899*y^4*z^3 + 1076*y^5*z^3 - 416*y^6*z^3 - 4*z^4 + 52*y*z^4 - 180*y^2*z^4 - 109*y^3*z^4 + 618*y^4*z^4 - 371*y^5*z^4 + 28*z^5 - 258*y*z^5 + 599*y^2*z^5 - 282*y^3*z^5 - 69*y^4*z^5 - 94*z^6 + 465*y*z^6 - 550*y^2*z^6 + 127*y^3*z^6 + 115*z^7 - 268*y*z^7 + 97*y^2*z^7 - 46*z^8 + 22*y*z^8)/ (2*y*z^2*(-1 + y + z)^2*(y + z)^3))*G[1 - y, 0, z] - (3*(-2*y + 6*y^2 - 6*y^3 + 2*y^4 - 4*z + 14*y*z - 13*y^2*z + 3*y^3*z + 8*z^2 - 14*y*z^2 + 5*y^2*z^2 - 4*z^3 + 2*y*z^3)* G[1 - y, 1 - y, z])/(y*z*(-1 + y + z)) - ((2*y^2 - 2*y^3 - 2*y^4 + 2*y^5 + 10*y^2*z + 14*y^3*z - 34*y^4*z + 10*y^5*z + 24*z^2 - 76*y*z^2 + 115*y^2*z^2 - 118*y^3*z^2 + 31*y^4*z^2 - 70*z^3 + 166*y*z^3 - 160*y^2*z^3 + 48*y^3*z^3 + 67*z^4 - 100*y*z^4 + 37*y^2*z^4 - 22*z^5 + 10*y*z^5)* G[-y, 1 - y, z])/(2*y*z^2*(-1 + y + z)^2) - (3*(-2*y + 8*y^2 - 9*y^3 + 2*y^4 + y^5 - 4*z + 20*y*z - 36*y^2*z + 28*y^3*z - 8*y^4*z + 12*z^2 - 36*y*z^2 + 36*y^2*z^2 - 12*y^3*z^2 - 12*z^3 + 20*y*z^3 - 8*y^2*z^3 + 4*z^4 - 2*y*z^4)* G[0, 0, 1 - y, z])/(y^2*(-1 + y + z)^2) + (3*(y^3 - 2*y^4 + y^5 + 4*z^3 - 4*y*z^3 - 4*z^4 + 2*y*z^4)* G[0, 1 - y, 0, z])/(y^2*z^2) - (6*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[0, 1 - y, 1 - y, z])/ (y^2*(-1 + y + z)^2) - (3*(2*y - 8*y^2 + 11*y^3 - 6*y^4 + y^5 + 4*z - 20*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 12*z^2 + 36*y*z^2 - 36*y^2*z^2 + 12*y^3*z^2 + 12*z^3 - 20*y*z^3 + 8*y^2*z^3 - 4*z^4 + 2*y*z^4)*G[0, -y, 1 - y, z])/ (y^2*(-1 + y + z)^2) - (6*z*(2 - 2*y - 2*z + y*z)*G[1, 0, 0, z])/ y^2 + (6*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 0, 1 - y, z])/ (y^2*(-1 + y + z)^2) - (6*z*(2 - 2*y - 2*z + y*z)*G[1, 1, 0, z])/ y^2 + (6*z*(2 - 2*y - 2*z + y*z)*G[1, 1 - y, 0, z])/y^2 - (6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[1 - y, 0, 0, z])/(y^2*z^2) - (3*(2*y - 8*y^2 + 13*y^3 - 10*y^4 + 3*y^5 + 4*z - 20*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 12*z^2 + 36*y*z^2 - 36*y^2*z^2 + 12*y^3*z^2 + 12*z^3 - 20*y*z^3 + 8*y^2*z^3 - 4*z^4 + 2*y*z^4)*G[1 - y, 0, 1 - y, z])/ (y^2*(-1 + y + z)^2) - (3*(y^3 - 2*y^4 + y^5 - 4*z^3 + 4*y*z^3 + 4*z^4 - 2*y*z^4)*G[1 - y, 1, 0, z])/(y^2*z^2) + (3*(3*y^3 - 6*y^4 + 3*y^5 - 4*z^3 + 4*y*z^3 + 4*z^4 - 2*y*z^4)* G[1 - y, 1 - y, 0, z])/(y^2*z^2) - (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, 0, 1 - y, z])/y^2 + (6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[-y, 1 - y, 0, z])/(y^2*z^2) + (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, 1 - y, 1 - y, z])/y^2 + (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, -y, 1 - y, z])/y^2 - (30*(-1 + y)^2*y*Zeta[3])/(-1 + y + z)^2) + G[0, 0, z]*((I*Pi^3*y*z^2)/(-1 + y + z)^2 + (I*Pi*z*(-14 + 36*y - 26*y^2 + 4*y^3 + 42*z - 79*y*z + 40*y^2*z - 42*z^2 + 50*y*z^2 - 14*y^2*z^2 + 14*z^3 - 7*y*z^3))/ (y*(-1 + z)^2*(-1 + y + z)) + (z*(-261*y + 717*y^2 - 508*y^3 + 52*y^4 - 309*z + 1452*y*z - 2074*y^2*z + 904*y^3*z + 16*y^4*z + 831*z^2 - 2205*y*z^2 + 1809*y^2*z^2 - 232*y^3*z^2 - 687*z^3 + 1074*y*z^3 - 356*y^2*z^3 + 117*z^4 - 60*y*z^4 + 48*z^5))/ (6*y*(-1 + z)^2*(-1 + y + z)*(y + z)) - (Pi^2*(-12*y^2 + 48*y^3 - 72*y^4 + 48*y^5 - 12*y^6 + 78*y^2*z - 270*y^3*z + 342*y^4*z - 186*y^5*z + 36*y^6*z - 24*z^2 + 76*y*z^2 - 290*y^2*z^2 + 646*y^3*z^2 - 642*y^4*z^2 + 270*y^5*z^2 - 36*y^6*z^2 + 120*z^3 - 340*y*z^3 + 589*y^2*z^3 - 781*y^3*z^3 + 574*y^4*z^3 - 174*y^5*z^3 + 12*y^6*z^3 - 240*z^4 + 600*y*z^4 - 727*y^2*z^4 + 599*y^3*z^4 - 286*y^4*z^4 + 42*y^5*z^4 + 240*z^5 - 520*y*z^5 + 513*y^2*z^5 - 249*y^3*z^5 + 52*y^4*z^5 - 120*z^6 + 220*y*z^6 - 175*y^2*z^6 + 39*y^3*z^6 + 24*z^7 - 36*y*z^7 + 24*y^2*z^7))/(12*(-1 + y)*y*(-1 + z)^3*z* (-1 + y + z)^2) + (((6*I)*Pi*y*z^2)/(-1 + y + z)^2 - (12*y^3 - 48*y^4 + 72*y^5 - 48*y^6 + 12*y^7 - 42*y^3*z + 126*y^4*z - 126*y^5*z + 42*y^6*z + 6*z^2 - 36*y*z^2 + 78*y^2*z^2 - 36*y^3*z^2 - 48*y^4*z^2 + 36*y^5*z^2 - 6*z^3 + 45*y*z^3 - 65*y^2*z^3 + 11*y^3*z^3 + 15*y^4*z^3 + 2*z^4 - 16*y*z^4 + 12*y^2*z^4 + 14*y^3*z^4 - 2*z^5 + 3*y*z^5 - y^2*z^5)/ (2*(-1 + y)*y^2*z*(-1 + y + z)^2))*G[0, 1, y] + (((-6*I)*Pi*z*(2 - 2*y - 2*z + y*z))/y^2 - (12*y^5 - 48*y^6 + 72*y^7 - 48*y^8 + 12*y^9 + 30*y^4*z - 144*y^5*z + 252*y^6*z - 192*y^7*z + 54*y^8*z + 4*y^3*z^2 - 78*y^4*z^2 + 224*y^5*z^2 - 228*y^6*z^2 + 78*y^7*z^2 + 70*y^2*z^3 - 104*y^3*z^3 + 28*y^4*z^3 - 4*y^5*z^3 + 11*y^6*z^3 + 90*y*z^4 - 312*y^2*z^4 + 186*y^3*z^4 + 80*y^4*z^4 - 51*y^5*z^4 + 38*z^5 - 276*y*z^5 + 422*y^2*z^5 - 162*y^3*z^5 + 29*y^4*z^5 - 86*z^6 + 286*y*z^6 - 274*y^2*z^6 + 131*y^3*z^6 + 66*z^7 - 130*y*z^7 + 102*y^2*z^7 - 18*z^8 + 26*y*z^8)/ (2*y^2*z*(-1 + y + z)^2*(y + z)^3))*G[1, 0, y] + (3*(-1 + y + 2*z)*(2*y - 4*y^2 + 2*y^3 - z + y^2*z + z^2 + y*z^2)* G[1, 1, y])/(y*z*(-1 + y + z)) + (6*y*z^2*G[0, 0, 1, y])/ (-1 + y + z)^2 - (9*z*(2 - 2*y - 2*z + y*z)*G[0, 1, 0, y])/y^2 - (6*y*z^2*G[0, 1, 1, y])/(-1 + y + z)^2 + (6*z*(2 - 2*y - 2*z + y*z)*G[1, 0, 0, y])/y^2 + (9*y*z^2*G[1, 0, 1, y])/(-1 + y + z)^2 - (6*z*(2 - 2*y - 2*z + y*z)*G[1, 1, 0, y])/y^2 + (30*y*z^2*Zeta[3])/(-1 + y + z)^2) + G[1, 0, z]* ((I*Pi^3*z*(2 - 2*y - 2*z + y*z))/y^2 - (Pi^2*(-4*y + 10*y^2 + y^3 - 22*y^4 + 21*y^5 - 6*y^6 - 8*z + 58*y*z - 104*y^2*z + 38*y^3*z + 52*y^4*z - 42*y^5*z + 6*y^6*z + 28*z^2 - 148*y*z^2 + 190*y^2*z^2 - 26*y^3*z^2 - 68*y^4*z^2 + 21*y^5*z^2 - 48*z^3 + 160*y*z^3 - 108*y^2*z^3 - 50*y^3*z^3 + 44*y^4*z^3 + 56*z^4 - 111*y*z^4 + 44*y^2*z^4 + 18*y^3*z^4 - 40*z^5 + 68*y*z^5 - 32*y^2*z^5 + 12*z^6 - 23*y*z^6))/ (12*y^2*z^2*(-1 + y + z)^2) - (I*Pi*(-2*y^3 - 4*y^4 + 14*y^5 - 8*y^6 - 25*y^2*z + 31*y^3*z + 58*y^4*z - 78*y^5*z + 14*y^6*z - 3*y*z^2 + 45*y^2*z^2 + 73*y^3*z^2 - 199*y^4*z^2 + 59*y^5*z^2 + 4*z^3 - 26*y*z^3 + 98*y^2*z^3 - 260*y^3*z^3 + 117*y^4*z^3 - 20*z^4 + 105*y*z^4 - 223*y^2*z^4 + 141*y^3*z^4 + 36*z^5 - 120*y*z^5 + 105*y^2*z^5 - 28*z^6 + 44*y*z^6 + 8*z^7))/ (y^2*(-1 + y + z)^2*(y + z)^2) - (3*y^3 - 12*y^4 + 15*y^5 - 6*y^6 + 33*y^3*z + 50*y^4*z - 193*y^5*z + 110*y^6*z - 9*y*z^2 + 401*y^2*z^2 - 724*y^3*z^2 - 396*y^4*z^2 + 948*y^5*z^2 - 220*y^6*z^2 - 6*z^3 + 174*y*z^3 - 1528*y^2*z^3 + 880*y^3*z^3 + 1940*y^4*z^3 - 1264*y^5*z^3 + 148*y^6*z^3 - 6*z^4 - 255*y*z^4 + 1133*y^2*z^4 + 1588*y^3*z^4 - 2552*y^4*z^4 + 558*y^5*z^4 + 162*z^5 - 594*y*z^5 + 1620*y^2*z^5 - 2954*y^3*z^5 + 1002*y^4*z^5 - 462*z^6 + 1698*y*z^6 - 2532*y^2*z^6 + 1174*y^3*z^6 + 564*z^7 - 1410*y*z^7 + 906*y^2*z^7 - 324*z^8 + 396*y*z^8 + 72*z^9)/ (4*y^2*(-1 + z)*z*(-1 + y + z)^2*(y + z)^2) + ((4*y - 6*y^2 - 7*y^3 + 15*y^4 - 6*y^5 + 8*z - 46*y*z + 52*y^2*z + 7*y^3*z - 30*y^4*z + 6*y^5*z - 20*z^2 + 80*y*z^2 - 50*y^2*z^2 - 27*y^3*z^2 + 15*y^4*z^2 + 16*z^3 - 56*y*z^3 + 20*y^2*z^3 + 9*y^3*z^3 - 4*z^4 + 18*y*z^4 + 10*y^2*z^4)*G[1, 1, y])/ (2*y^2*z^2*(-1 + y + z)) + (12*y*z^2*G[0, 0, 1, y])/ (-1 + y + z)^2 + (9*z*(2 - 2*y - 2*z + y*z)*G[0, 1, 0, y])/y^2 - (6*y*z^2*G[0, 1, 1, y])/(-1 + y + z)^2 + (6*z*(2 - 2*y - 2*z + y*z)*G[1, 0, 0, y])/y^2 - (9*y*z^2*G[1, 0, 1, y])/(-1 + y + z)^2 - (12*z*(2 - 2*y - 2*z + y*z)*G[1, 1, 0, y])/y^2 + (18*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3)*Zeta[3])/ (y^2*(-1 + y + z)^2)) + G[-y, 1 - y, z]* (((-I)*Pi^3*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4))/ (y^2*z^2) - (I*Pi*(4*y^3 - 8*y^4 + 4*y^5 - 14*y^2*z + y^3*z + 21*y^4*z - 8*y^5*z + 3*y*z^2 + 51*y^2*z^2 - y^3*z^2 - 32*y^4*z^2 + 4*y^5*z^2 + 4*z^3 - 6*y*z^3 - 44*y^2*z^3 - 24*y^3*z^3 + 3*y^4*z^3 - 20*z^4 + 15*y*z^4 - 2*y^2*z^4 + 4*y^3*z^4 + 36*z^5 - 24*y*z^5 + 9*y^2*z^5 - 28*z^6 + 12*y*z^6 + 8*z^7))/(y^2*(-1 + z)^2*z^2) - (3*y^3 - 48*y^4 + 123*y^5 - 114*y^6 + 36*y^7 + 105*y^3*z + 24*y^4*z - 429*y^5*z + 372*y^6*z - 72*y^7*z - 9*y*z^2 + 103*y^2*z^2 - 762*y^3*z^2 + 276*y^4*z^2 + 828*y^5*z^2 - 472*y^6*z^2 + 36*y^7*z^2 - 6*z^3 - 24*y*z^3 - 566*y^2*z^3 + 1680*y^3*z^3 - 778*y^5*z^3 + 38*y^6*z^3 - 6*z^4 + 195*y*z^4 + 907*y^2*z^4 - 1158*y^3*z^4 - 308*y^4*z^4 - 96*y^5*z^4 + 162*z^5 - 612*y*z^5 - 198*y^2*z^5 + 4*y^3*z^5 - 120*y^4*z^5 - 462*z^6 + 1032*y*z^6 - 576*y^2*z^6 + 128*y^3*z^6 + 564*z^7 - 834*y*z^7 + 330*y^2*z^7 - 324*z^8 + 252*y*z^8 + 72*z^9)/ (4*y^2*(-1 + z)^2*z^2*(-1 + y + z)*(y + z)) - (Pi^2*(17*y^6 - 48*y^7 + 50*y^8 - 24*y^9 + 5*y^10 + 39*y^5*z - 46*y^6*z + 16*y^7*z - 2*y^8*z - 7*y^9*z + 42*y^4*z^2 + 68*y^5*z^2 - 268*y^6*z^2 + 220*y^7*z^2 - 110*y^8*z^2 + 126*y^3*z^3 - 214*y^4*z^3 - 116*y^5*z^3 + 318*y^6*z^3 - 258*y^7*z^3 + 25*y^2*z^4 - 374*y^3*z^4 + 496*y^4*z^4 - 66*y^5*z^4 - 260*y^6*z^4 - 57*y*z^5 + 20*y^2*z^5 + 378*y^3*z^5 - 310*y^4*z^5 - 160*y^5*z^5 - 40*z^6 + 194*y*z^6 - 166*y^2*z^6 - 8*y^3*z^6 - 162*y^4*z^6 + 80*z^7 - 222*y*z^7 + 218*y^2*z^7 - 190*y^3*z^7 - 56*z^8 + 118*y*z^8 - 113*y^2*z^8 + 16*z^9 - 25*y*z^9))/(12*y^2*z^2*(-1 + y + z)^2*(y + z)^3) - (3*(-1 + y + z)*(y + z)*(-y^2 + y^3 + y*z - 2*z^2 + y*z^2)* G[0, 0, 1, y])/(y^2*z^2) - (3*(2*y^3 - 4*y^4 + 2*y^5 - y*z^2 + 2*y^2*z^2 - y^3*z^2 - 6*z^3 + 8*y*z^3 - 2*y^2*z^3 + 6*z^4 - 3*y*z^4)*G[0, 1, 0, y])/(y^2*z^2) + (3*(-1 + y + z)*(-4*y^3 + 4*y^4 + 4*y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[0, 1, 1, y])/(y^2*z^2) - (6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[1, 0, 0, y])/(y^2*z^2) + (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z - 2*y*z^2 + 2*y^2*z^2 - 4*z^3 + 2*y*z^3)*G[1, 0, 1, y])/(y^2*z^2) - (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[1, 1, 0, y])/y^2 - (3*(7*y^3 - 14*y^4 + 7*y^5 - 18*y^3*z + 18*y^4*z - 9*y*z^2 + 18*y^2*z^2 - 14*z^3 + 32*y*z^3 - 18*y^2*z^3 + 14*z^4 - 7*y*z^4)* Zeta[3])/(y^2*z^2)) + G[1 - y, 1 - y, z]* ((I*Pi^3*(-2*y^2 + 2*y^3 - z + 2*y*z + 2*z^2 - 2*y*z^2))/(y*z) + (I*Pi*(-1 + y + z)*(-7*y^3 + 7*y^4 - 4*y^2*z + 7*y^3*z + 13*y*z^2 - 7*y^2*z^2 + 14*z^3 - 7*y*z^3))/(y*z*(y + z)^2) + ((-1 + y + z)*(24*y^2 + 84*y^3 - 108*y^4 - 120*y*z + 55*y^2*z - 32*y^3*z + 108*y^4*z - 48*z^2 - 126*y*z^2 + 381*y^2*z^2 - 4*y^3*z^2 - 261*z^3 + 594*y*z^3 - 364*y^2*z^3 + 357*z^4 - 300*y*z^4 - 48*z^5))/(6*y*(-1 + z)*z*(y + z)^2) - (Pi^2*(8*y^5 - 34*y^6 + 56*y^7 - 44*y^8 + 16*y^9 - 2*y^10 + 16*y^4*z - 94*y^5*z + 146*y^6*z - 40*y^7*z - 56*y^8*z + 22*y^9*z + 6*y^10*z - 16*y^3*z^2 + 17*y^4*z^2 - 50*y^5*z^2 + 469*y^6*z^2 - 950*y^7*z^2 + 698*y^8*z^2 - 162*y^9*z^2 - 6*y^10*z^2 - 64*y^2*z^3 + 333*y^3*z^3 - 674*y^4*z^3 + 1314*y^5*z^3 - 2543*y^6*z^3 + 2676*y^7*z^3 - 1194*y^8*z^3 + 150*y^9*z^3 + 2*y^10*z^3 - 56*y*z^4 + 526*y^2*z^4 - 1314*y^3*z^4 + 1551*y^4*z^4 - 2196*y^5*z^4 + 3399*y^6*z^4 - 2584*y^7*z^4 + 744*y^8*z^4 - 58*y^9*z^4 - 16*z^5 + 338*y*z^5 - 1404*y^2*z^5 + 1506*y^3*z^5 + 273*y^4*z^5 - 258*y^5*z^5 - 1251*y^6*z^5 + 1024*y^7*z^5 - 212*y^8*z^5 + 84*z^6 - 772*y*z^6 + 1438*y^2*z^6 + 1006*y^3*z^6 - 4296*y^4*z^6 + 3008*y^5*z^6 - 322*y^6*z^6 - 182*y^7*z^6 - 180*z^7 + 834*y*z^7 - 62*y^2*z^7 - 3605*y^3*z^7 + 4995*y^4*z^7 - 2182*y^5*z^7 + 200*y^6*z^7 + 200*z^8 - 416*y*z^8 - 946*y^2*z^8 + 2930*y^3*z^8 - 2214*y^4*z^8 + 482*y^5*z^8 - 120*z^9 + 70*y*z^9 + 636*y^2*z^9 - 918*y^3*z^9 + 332*y^4*z^9 + 36*z^10 - 4*y*z^10 - 122*y^2*z^10 + 78*y^3*z^10 - 4*z^11 + 6*y*z^11 - 2*y^2*z^11))/(12*(-1 + y)*y^2*(-1 + z)^3*z^2* (-1 + y + z)*(y + z)^3) - (6*(-1 + y + z)*(-2*y^3 + 2*y^4 + 2*y^3*z - y*z^2 + y^2*z^2 - 2*z^3 + y*z^3)*G[0, 0, 1, y])/ (y^2*z^2) - (9*(y^3 - 2*y^4 + y^5 - y*z^2 + 2*y^2*z^2 - y^3*z^2 - 4*z^3 + 6*y*z^3 - 2*y^2*z^3 + 4*z^4 - 2*y*z^4)*G[0, 1, 0, y])/ (y^2*z^2) - (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[0, 1, 1, y])/(y^2*z^2) - (3*(-1 + y)*(-3*y^2 + 3*y^3 - 2*z^2 + 2*y*z^2 + 4*z^3)* G[1, 0, 0, y])/(y*z^2) - (9*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[1, 0, 1, y])/(y^2*z^2) + (3*(2*y^3 - 4*y^4 + 2*y^5 - 4*y*z^2 + 8*y^2*z^2 - 4*y^3*z^2 - 14*z^3 + 22*y*z^3 - 8*y^2*z^3 + 14*z^4 - 7*y*z^4)*G[1, 1, 0, y])/ (y^2*z^2) - (3*(7*y^3 - 14*y^4 + 7*y^5 - 16*y^3*z + 16*y^4*z - 8*y*z^2 + 16*y^2*z^2 - 14*z^3 + 30*y*z^3 - 16*y^2*z^3 + 14*z^4 - 7*y*z^4)*Zeta[3])/(y^2*z^2)) + G[1, 1, y]* ((I*Pi*(-1 + y + z)*(-7*y^3 + 7*y^4 - 4*y^2*z + 7*y^3*z + 13*y*z^2 - 7*y^2*z^2 + 14*z^3 - 7*y*z^3))/(y*z*(y + z)^2) - (I*Pi^3*(1 - 4*y + 6*y^2 - 4*y^3 + y^4 - 4*z + 12*y*z - 12*y^2*z + 4*y^3*z + 5*z^2 - 10*y*z^2 + 4*y^2*z^2 - 2*z^3 + 2*y*z^3))/ (y*(-1 + y + z)^2) + ((-1 + y + z)*(24*y^2 + 84*y^3 - 108*y^4 - 120*y*z + 55*y^2*z - 32*y^3*z + 108*y^4*z - 48*z^2 - 126*y*z^2 + 381*y^2*z^2 - 4*y^3*z^2 - 261*z^3 + 594*y*z^3 - 364*y^2*z^3 + 357*z^4 - 300*y*z^4 - 48*z^5))/(6*y*(-1 + z)*z*(y + z)^2) - (Pi^2*(-6*y^2 + 18*y^3 - 12*y^4 - 12*y^5 + 18*y^6 - 6*y^7 + 22*y*z - 80*y^2*z + 160*y^3*z - 238*y^4*z + 224*y^5*z - 106*y^6*z + 18*y^7*z - 6*z^2 - 180*y*z^2 + 806*y^2*z^2 - 1532*y^3*z^2 + 1690*y^4*z^2 - 1156*y^5*z^2 + 462*y^6*z^2 - 84*y^7*z^2 + 36*z^3 + 558*y*z^3 - 2464*y^2*z^3 + 4098*y^3*z^3 - 3584*y^4*z^3 + 1755*y^5*z^3 - 423*y^6*z^3 + 24*y^7*z^3 - 92*z^4 - 862*y*z^4 + 3596*y^2*z^4 - 5066*y^3*z^4 + 3334*y^4*z^4 - 1019*y^5*z^4 + 97*y^6*z^4 + 128*z^5 + 696*y*z^5 - 2734*y^2*z^5 + 3152*y^3*z^5 - 1414*y^4*z^5 + 208*y^5*z^5 - 102*z^6 - 258*y*z^6 + 1024*y^2*z^6 - 924*y^3*z^6 + 224*y^4*z^6 + 44*z^7 + 12*y*z^7 - 138*y^2*z^7 + 94*y^3*z^7 - 8*z^8 + 12*y*z^8 - 4*y^2*z^8))/(12*(-1 + y)*y^2* (-1 + z)^3*z*(-1 + y + z)^2) + (3*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)*G[1 - y, 0, z])/(2*y^2*z) + ((-4*y^4 + 14*y^5 - 15*y^6 + y^7 + 7*y^8 - 3*y^9 - 20*y^3*z + 88*y^4*z - 147*y^5*z + 88*y^6*z + 22*y^7*z - 40*y^8*z + 9*y^9*z + 36*y^2*z^2 - 12*y^3*z^2 - 186*y^4*z^2 + 283*y^5*z^2 - 73*y^6*z^2 - 117*y^7*z^2 + 78*y^8*z^2 - 9*y^9*z^2 + 28*y*z^3 - 276*y^2*z^3 + 548*y^3*z^3 - 396*y^4*z^3 + 132*y^5*z^3 - 160*y^6*z^3 + 129*y^7*z^3 - 20*y^8*z^3 + 3*y^9*z^3 + 8*z^4 - 162*y*z^4 + 959*y^2*z^4 - 1949*y^3*z^4 + 1731*y^4*z^4 - 725*y^5*z^4 + 105*y^6*z^4 + 26*y^7*z^4 + 7*y^8*z^4 - 36*z^5 + 415*y*z^5 - 1836*y^2*z^5 + 3068*y^3*z^5 - 2088*y^4*z^5 + 454*y^5*z^5 + 56*y^6*z^5 + 3*y^7*z^5 + 58*z^6 - 575*y*z^6 + 1963*y^2*z^6 - 2379*y^3*z^6 + 1010*y^4*z^6 - 76*y^5*z^6 - y^6*z^6 - 32*z^7 + 426*y*z^7 - 1092*y^2*z^7 + 845*y^3*z^7 - 184*y^4*z^7 + y^5*z^7 - 12*z^8 - 136*y*z^8 + 245*y^2*z^8 - 94*y^3*z^8 - 3*y^4*z^8 + 20*z^9 - 5*y*z^9 + 4*y^2*z^9 - 7*y^3*z^9 - 6*z^10 + 9*y*z^10 - 3*y^2*z^10)*G[1 - y, -y, z])/ (2*(-1 + y)*y^2*(-1 + z)^3*z^2*(y + z)^3) + (((6*I)*Pi*y*(-1 + y + z)^2)/z^2 + (-7*y^3 + 19*y^4 - 18*y^5 + 6*y^6 - 6*y^2*z + 39*y^3*z - 64*y^4*z + 28*y^5*z + 7*y*z^2 + y^2*z^2 - 50*y^3*z^2 + 40*y^4*z^2 - 2*z^3 - 11*y*z^3 + 4*y^2*z^3 + 20*y^3*z^3 + 8*y*z^4 + 2*y^2*z^4)/ (2*y^2*z^2*(-1 + y + z)))*G[-y, 0, z] + ((-1 + y + z)*(-3*y^3 + 3*y^4 + 10*y^2*z - 9*y^3*z - 45*y*z^2 + 9*y^2*z^2 + 6*z^3 - 3*y*z^3)*G[-y, 1 - y, z])/(2*y^2*z^2) + (((-6*I)*Pi*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3))/(y^2*z^2) - (-6*y^3 + 20*y^4 - 21*y^5 + 7*y^6 - 6*y^2*z + 42*y^3*z - 62*y^4*z + 29*y^5*z + 34*y*z^2 - 94*y^2*z^2 + 60*y^3*z^2 + 2*y^4*z^2 + 18*z^3 - 128*y*z^3 + 206*y^2*z^3 - 82*y^3*z^3 - 40*z^4 + 125*y*z^4 - 89*y^2*z^4 + 20*z^5 - 27*y*z^5)/(2*y^2*z^2*(-1 + y + z)))*G[-y, -y, z] - (3*(-3*y + 9*y^2 - 7*y^3 + y^4 - 6*z + 21*y*z - 24*y^2*z + 11*y^3*z + 12*z^2 - 21*y*z^2 + 9*y^2*z^2 - 6*z^3 + 3*y*z^3)* G[0, 0, -y, z])/(y^2*(-1 + y + z)) + (6*(-2*y + 6*y^2 - 5*y^3 + y^4 - 4*z + 14*y*z - 16*y^2*z + 7*y^3*z + 8*z^2 - 14*y*z^2 + 6*y^2*z^2 - 4*z^3 + 2*y*z^3)* G[0, 1 - y, -y, z])/(y^2*(-1 + y + z)) + (3*y*(-1 + y + z)^2*G[0, -y, 0, z])/z^2 + (9*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[0, -y, 1 - y, z])/y^2 - (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[0, -y, -y, z])/(y^2*z^2) + (6*y*z^2*G[1, 0, 0, z])/ (-1 + y + z)^2 - (6*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)* G[1, 0, -y, z])/(y^2*(-1 + y + z)) + (6*y*z^2*G[1, 1, 0, z])/ (-1 + y + z)^2 - (6*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)* G[1, 1 - y, -y, z])/(y^2*(-1 + y + z)) + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z - 2*y*z^2 + 2*y^2*z^2 - 4*z^3 + 2*y*z^3)*G[1 - y, 0, -y, z])/(y^2*z^2) - (3*y*(-1 + y + z)^2*G[1 - y, 1, 0, z])/z^2 - (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[1 - y, 1 - y, -y, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[1 - y, -y, 0, z])/z^2 + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[1 - y, -y, -y, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, 0, 0, z])/z^2 - (9*y*(-1 + y + z)^2*G[-y, 0, 1 - y, z])/z^2 + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z - 2*y*z^2 + 2*y^2*z^2 - 4*z^3 + 2*y*z^3)*G[-y, 0, -y, z])/(y^2*z^2) - (9*y*(-1 + y + z)^2*G[-y, 1 - y, 0, z])/z^2 + (12*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[-y, 1 - y, -y, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, -y, 0, z])/z^2 + (9*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[-y, -y, 1 - y, z])/(y^2*z^2) + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[-y, -y, -y, z])/(y^2*z^2) + (3*(5*y - 20*y^2 + 30*y^3 - 20*y^4 + 5*y^5 + 4*z - 32*y*z + 72*y^2*z - 64*y^3*z + 20*y^4*z - 12*z^2 + 51*y*z^2 - 66*y^2*z^2 + 37*y^3*z^2 + 12*z^3 - 26*y*z^3 + 14*y^2*z^3 - 4*z^4 + 2*y*z^4)* Zeta[3])/(y^2*(-1 + y + z)^2)) + G[1, 1 - y, z]* ((I*Pi^3*(-1 + 3*y - 2*y^2 + 3*z - 6*y*z + 4*y^2*z - 2*z^2 + 2*y*z^2))/(y*(-1 + y + z)) + (Pi^2*(-4*y + 18*y^2 - 21*y^3 + 2*y^4 + 7*y^5 - 2*y^6 - 8*z + 62*y*z - 152*y^2*z + 159*y^3*z - 85*y^5*z + 24*y^6*z + 36*z^2 - 210*y*z^2 + 382*y^2*z^2 - 325*y^3*z^2 - 120*y^4*z^2 + 252*y^5*z^2 - 60*y^6*z^2 - 42*z^3 + 274*y*z^3 - 526*y^2*z^3 + 535*y^3*z^3 - 4*y^4*z^3 - 68*y^5*z^3 - 32*y^6*z^3 - 56*z^4 - 107*y*z^4 + 760*y^2*z^4 - 1115*y^3*z^4 + 486*y^4*z^4 - 127*y^5*z^4 + 6*y^6*z^4 + 210*z^5 - 61*y*z^5 - 1108*y^2*z^5 + 1441*y^3*z^5 - 492*y^4*z^5 + 21*y^5*z^5 - 252*z^6 + 48*y*z^6 + 982*y^2*z^6 - 859*y^3*z^6 + 128*y^4*z^6 + 154*z^7 - 422*y^2*z^7 + 185*y^3*z^7 - 48*z^8 + y*z^8 + 66*y^2*z^8 + 6*z^9 - 3*y*z^9))/(12*y^2*(-1 + z)^3*z^2* (-1 + y + z)^2) + (3*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 9*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)* G[0, 0, 1, y])/(y^2*(-1 + y + z)^2) - (6*(y - 4*y^2 + 5*y^3 - 2*y^4 + 6*z - 22*y*z + 30*y^2*z - 18*y^3*z + 4*y^4*z - 18*z^2 + 44*y*z^2 - 34*y^2*z^2 + 8*y^3*z^2 + 18*z^3 - 26*y*z^3 + 8*y^2*z^3 - 6*z^4 + 3*y*z^4)*G[0, 1, 0, y])/ (y^2*(-1 + y + z)^2) - (6*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)* G[0, 1, 1, y])/(y^2*(-1 + y + z)) + (6*(-1 + y)*(-1 + 3*y - 2*y^2 + 4*z - 8*y*z + 4*y^2*z - 5*z^2 + 5*y*z^2 + 2*z^3)*G[1, 0, 0, y])/(y*(-1 + y + z)^2) - (3*(2*y - 8*y^2 + 10*y^3 - 4*y^4 + 4*z - 20*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 12*z^2 + 36*y*z^2 - 36*y^2*z^2 + 15*y^3*z^2 + 12*z^3 - 20*y*z^3 + 8*y^2*z^3 - 4*z^4 + 2*y*z^4)* G[1, 0, 1, y])/(y^2*(-1 + y + z)^2) + (3*(3*y - 12*y^2 + 15*y^3 - 6*y^4 + 14*z - 54*y*z + 78*y^2*z - 50*y^3*z + 12*y^4*z - 42*z^2 + 106*y*z^2 - 86*y^2*z^2 + 22*y^3*z^2 + 42*z^3 - 62*y*z^3 + 20*y^2*z^3 - 14*z^4 + 7*y*z^4)* G[1, 1, 0, y])/(y^2*(-1 + y + z)^2) - (3*(5*y - 20*y^2 + 25*y^3 - 10*y^4 + 6*z - 38*y*z + 78*y^2*z - 66*y^3*z + 20*y^4*z - 18*z^2 + 64*y*z^2 - 74*y^2*z^2 + 27*y^3*z^2 + 18*z^3 - 34*y*z^3 + 16*y^2*z^3 - 6*z^4 + 3*y*z^4)* Zeta[3])/(y^2*(-1 + y + z)^2)) + G[0, 1, y]* ((I*Pi^3*(-y^3 + y^4 - 2*z + 4*y*z - 2*y^2*z - y^3*z + 4*z^2 - 5*y*z^2 + y^2*z^2 - 2*z^3 + y*z^3))/(y^2*(-1 + y + z)) - (I*Pi*(-7*y^3 + 7*y^4 + 3*y*z + 11*y^2*z + 14*y^3*z - 14*y^4*z + 4*z^2 - 6*y*z^2 - 6*y^2*z^2 - 29*y^3*z^2 + 7*y^4*z^2 - 20*z^3 + 15*y*z^3 - 14*y^2*z^3 + 6*y^3*z^3 + 36*z^4 - 24*y*z^4 + 9*y^2*z^4 - 28*z^5 + 12*y*z^5 + 8*z^6))/(y^2*(-1 + z)^2*z) - (3*y^2 - y^3 + 81*y^4 - 171*y^5 + 88*y^6 - 3*y*z - 81*y^2*z + 65*y^3*z - 364*y^4*z + 559*y^5*z - 176*y^6*z - 6*z^2 - 54*y*z^2 + 135*y^2*z^2 - 82*y^3*z^2 + 902*y^4*z^2 - 763*y^5*z^2 + 88*y^6*z^2 - 6*z^3 + 249*y*z^3 - 113*y^2*z^3 + 411*y^3*z^3 - 971*y^4*z^3 + 199*y^5*z^3 + 162*z^4 - 654*y*z^4 + 460*y^2*z^4 - 608*y^3*z^4 + 176*y^4*z^4 - 462*z^5 + 1044*y*z^5 - 734*y^2*z^5 + 215*y^3*z^5 + 564*z^6 - 834*y*z^6 + 330*y^2*z^6 - 324*z^7 + 252*y*z^7 + 72*z^8)/(4*y^2*(-1 + z)^2*z*(-1 + y + z)*(y + z)) + (Pi^2*(12*y^5 - 60*y^6 + 120*y^7 - 120*y^8 + 60*y^9 - 12*y^10 + 30*y^4*z - 238*y^5*z + 715*y^6*z - 1053*y^7*z + 799*y^8*z - 289*y^9*z + 36*y^10*z + 30*y^3*z^2 - 416*y^4*z^2 + 1725*y^5*z^2 - 3390*y^6*z^2 + 3514*y^7*z^2 - 1872*y^8*z^2 + 423*y^9*z^2 - 14*y^10*z^2 + 89*y^2*z^3 - 673*y^3*z^3 + 2717*y^4*z^3 - 6160*y^5*z^3 + 7906*y^6*z^3 - 5580*y^7*z^3 + 1933*y^8*z^3 - 238*y^9*z^3 + 6*y^10*z^3 + 99*y*z^4 - 946*y^2*z^4 + 3732*y^3*z^4 - 8482*y^4*z^4 + 11848*y^5*z^4 - 9914*y^6*z^4 + 4569*y^7*z^4 - 988*y^8*z^4 + 76*y^9*z^4 + 38*z^5 - 667*y*z^5 + 3612*y^2*z^5 - 9500*y^3*z^5 + 14315*y^4*z^5 - 13029*y^5*z^5 + 6984*y^6*z^5 - 2001*y^7*z^5 + 248*y^8*z^5 - 188*z^6 + 1853*y*z^6 - 7032*y^2*z^6 + 13337*y^3*z^6 - 14024*y^4*z^6 + 8387*y^5*z^6 - 2714*y^6*z^6 + 399*y^7*z^6 + 386*z^7 - 2767*y*z^7 + 7863*y^2*z^7 - 11016*y^3*z^7 + 8089*y^4*z^7 - 3012*y^5*z^7 + 457*y^6*z^7 - 424*z^8 + 2406*y*z^8 - 5220*y^2*z^8 + 5339*y^3*z^8 - 2586*y^4*z^8 + 467*y^5*z^8 + 266*z^9 - 1220*y*z^9 + 1996*y^2*z^9 - 1399*y^3*z^9 + 357*y^4*z^9 - 92*z^10 + 334*y*z^10 - 386*y^2*z^10 + 150*y^3*z^10 + 14*z^11 - 38*y*z^11 + 24*y^2*z^11))/ (12*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^3) + (((6*I)*Pi*y*(-1 + y - z))/(-1 + y + z) + (-y^3 + 5*y^4 - 10*y^5 + 10*y^6 - 5*y^7 + y^8 + 2*z - 12*y*z + 42*y^2*z - 90*y^3*z + 110*y^4*z - 72*y^5*z + 22*y^6*z - 2*y^7*z - 6*z^2 + 23*y*z^2 - 55*y^2*z^2 + 58*y^3*z^2 + 16*y^4*z^2 - 65*y^5*z^2 + 29*y^6*z^2 + 44*y*z^3 - 118*y^2*z^3 + 140*y^3*z^3 - 102*y^4*z^3 + 36*y^5*z^3 + 24*z^4 - 141*y*z^4 + 205*y^2*z^4 - 93*y^3*z^4 + 5*y^4*z^4 - 28*z^5 + 96*y*z^5 - 60*y^2*z^5 + 4*y^3*z^5 + 8*z^6 - 12*y*z^6 + 4*y^2*z^6)/ (2*(-1 + y)*y^2*z^2*(-1 + y + z)^2))*G[0, 1 - y, z] - ((18*y^2 - 92*y^3 + 188*y^4 - 192*y^5 + 98*y^6 - 20*y^7 - 11*y*z - 77*y^2*z + 485*y^3*z - 943*y^4*z + 854*y^5*z - 368*y^6*z + 60*y^7*z + 6*z^2 + 27*y*z^2 + 213*y^2*z^2 - 1227*y^3*z^2 + 2113*y^4*z^2 - 1650*y^5*z^2 + 600*y^6*z^2 - 82*y^7*z^2 - 36*z^3 + 37*y*z^3 - 489*y^2*z^3 + 1879*y^3*z^3 - 2597*y^4*z^3 + 1583*y^5*z^3 - 403*y^6*z^3 + 26*y^7*z^3 + 90*z^4 - 209*y*z^4 + 741*y^2*z^4 - 1775*y^3*z^4 + 1777*y^4*z^4 - 719*y^5*z^4 + 89*y^6*z^4 - 120*z^5 + 309*y*z^5 - 645*y^2*z^5 + 978*y^3*z^5 - 628*y^4*z^5 + 124*y^5*z^5 + 90*z^6 - 217*y*z^6 + 297*y^2*z^6 - 278*y^3*z^6 + 90*y^4*z^6 - 36*z^7 + 73*y*z^7 - 61*y^2*z^7 + 30*y^3*z^7 + 6*z^8 - 9*y*z^8 + 3*y^2*z^8)*G[0, -y, z])/ (2*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2) + (((6*I)*Pi*y*z^2)/(-1 + y + z)^2 - (-4*y + 10*y^2 + y^3 - 22*y^4 + 21*y^5 - 6*y^6 - 8*z + 58*y*z - 104*y^2*z + 38*y^3*z + 52*y^4*z - 42*y^5*z + 6*y^6*z + 28*z^2 - 146*y*z^2 + 182*y^2*z^2 - 16*y^3*z^2 - 72*y^4*z^2 + 21*y^5*z^2 - 32*z^3 + 130*y*z^3 - 86*y^2*z^3 - 42*y^3*z^3 + 28*y^4*z^3 + 8*z^4 - 32*y*z^4 - 12*y^2*z^4 + 14*y^3*z^4 + 8*z^5 - 8*y*z^5 + 10*y^2*z^5 - 4*z^6 + 2*y*z^6)/(2*y^2*z^2*(-1 + y + z)^2))* G[1, 0, z] + (((6*I)*Pi*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3))/(y^2*(-1 + y + z)) + (-7*y + 24*y^2 - 24*y^3 + 2*y^4 + 7*y^5 - 2*y^6 - 16*z + 125*y*z - 270*y^2*z + 204*y^3*z + 30*y^4*z - 97*y^5*z + 24*y^6*z + 88*z^2 - 523*y*z^2 + 894*y^2*z^2 - 459*y^3*z^2 - 264*y^4*z^2 + 300*y^5*z^2 - 60*y^6*z^2 - 206*z^3 + 1091*y*z^3 - 1642*y^2*z^3 + 717*y^3*z^3 + 268*y^4*z^3 - 140*y^5*z^3 - 32*y^6*z^3 + 284*z^4 - 1519*y*z^4 + 2296*y^2*z^4 - 1267*y^3*z^4 + 234*y^4*z^4 - 79*y^5*z^4 + 6*y^6*z^4 - 290*z^5 + 1667*y*z^5 - 2538*y^2*z^5 + 1533*y^3*z^5 - 378*y^4*z^5 + 9*y^5*z^5 + 256*z^6 - 1405*y*z^6 + 1846*y^2*z^6 - 894*y^3*z^6 + 108*y^4*z^6 - 178*z^7 + 773*y*z^7 - 718*y^2*z^7 + 190*y^3*z^7 + 76*z^8 - 226*y*z^8 + 108*y^2*z^8 - 14*z^9 + 24*y*z^9)/(2*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2))* G[1, 1 - y, z] + (((-6*I)*Pi*y*(-1 + y + z)^2)/z^2 - (2*y - 5*y^2 + 3*y^3 - 2*y^4 + 8*y^5 - 9*y^6 + 3*y^7 + 3*z - 22*y*z + 43*y^2*z - 43*y^3*z + 46*y^4*z - 43*y^5*z + 16*y^6*z - 8*z^2 + 41*y*z^2 - 60*y^2*z^2 + 55*y^3*z^2 - 54*y^4*z^2 + 26*y^5*z^2 + 4*z^3 - 9*y*z^3 - 6*y^2*z^3 + 3*y^3*z^3 + 8*y^4*z^3 + 6*z^4 - 21*y*z^4 + 14*y^2*z^4 + 7*y^3*z^4 - 4*z^5 + 6*y*z^5 - 2*y^2*z^5)/((-1 + y)*y^2*z^2*(-1 + y + z)))* G[1 - y, 0, z] + (((6*I)*Pi*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3))/(y^2*z^2) + (-4*y^4 + 10*y^5 - 3*y^6 - 8*y^7 + 2*y^8 + 6*y^9 - 3*y^10 - 20*y^3*z + 96*y^4*z - 131*y^5*z + 36*y^6*z + 9*y^7*z + 47*y^8*z - 46*y^9*z + 9*y^10*z + 36*y^2*z^2 - 12*y^3*z^2 - 218*y^4*z^2 + 232*y^5*z^2 + 47*y^6*z^2 + 10*y^7*z^2 - 188*y^8*z^2 + 102*y^9*z^2 - 9*y^10*z^2 + 28*y*z^3 - 276*y^2*z^3 + 464*y^3*z^3 - 374*y^4*z^3 + 778*y^5*z^3 - 985*y^6*z^3 + 270*y^7*z^3 + 138*y^8*z^3 - 46*y^9*z^3 + 3*y^10*z^3 + 8*z^4 - 142*y*z^4 + 807*y^2*z^4 - 1740*y^3*z^4 + 3014*y^4*z^4 - 4244*y^5*z^4 + 3209*y^6*z^4 - 1024*y^7*z^4 + 84*y^8*z^4 + 16*y^9*z^4 - 28*z^5 + 291*y*z^5 - 1500*y^2*z^5 + 4235*y^3*z^5 - 7883*y^4*z^5 + 8441*y^5*z^5 - 4518*y^6*z^5 + 981*y^7*z^5 - 19*y^8*z^5 + 38*z^6 - 436*y*z^6 + 2565*y^2*z^6 - 7434*y^3*z^6 + 11152*y^4*z^6 - 8346*y^5*z^6 + 2735*y^6*z^6 - 238*y^7*z^6 - 50*z^7 + 738*y*z^7 - 3723*y^2*z^7 + 8276*y^3*z^7 - 8604*y^4*z^7 + 3948*y^5*z^7 - 585*y^6*z^7 + 100*z^8 - 1010*y*z^8 + 3488*y^2*z^8 - 5208*y^3*z^8 + 3314*y^4*z^8 - 720*y^5*z^8 - 128*z^9 + 795*y*z^9 - 1791*y^2*z^9 + 1617*y^3*z^9 - 493*y^4*z^9 + 78*z^10 - 308*y*z^10 + 420*y^2*z^10 - 178*y^3*z^10 - 18*z^11 + 44*y*z^11 - 26*y^2*z^11)/ (2*(-1 + y)*y^2*(-1 + z)^3*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, z] + ((y - 4*y^2 + 4*y^3 + 4*y^4 - 11*y^5 + 8*y^6 - 2*y^7 + 2*z - 16*y*z + 59*y^2*z - 103*y^3*z + 79*y^4*z - 11*y^5*z - 16*y^6*z + 6*y^7*z - 10*z^2 + 33*y*z^2 - 133*y^2*z^2 + 307*y^3*z^2 - 309*y^4*z^2 + 118*y^5*z^2 - 6*y^7*z^2 + 24*z^3 + 6*y*z^3 + 72*y^2*z^3 - 406*y^3*z^3 + 504*y^4*z^3 - 240*y^5*z^3 + 38*y^6*z^3 + 2*y^7*z^3 - 48*z^4 - 45*y*z^4 + 28*y^2*z^4 + 331*y^3*z^4 - 414*y^4*z^4 + 156*y^5*z^4 - 14*y^6*z^4 + 78*z^5 - 24*y*z^5 + 17*y^2*z^5 - 189*y^3*z^5 + 164*y^4*z^5 - 28*y^5*z^5 - 78*z^6 + 95*y*z^6 - 71*y^2*z^6 + 64*y^3*z^6 - 28*y^4*z^6 + 40*z^7 - 62*y*z^7 + 36*y^2*z^7 - 8*y^3*z^7 - 8*z^8 + 12*y*z^8 - 4*y^2*z^8)*G[1 - y, -y, z])/(2*(-1 + y)*y^2*(-1 + z)^3*z^2* (-1 + y + z)) - ((12*y^2 - 50*y^3 + 70*y^4 - 42*y^5 + 10*y^6 - 10*y*z - 12*y^2*z + 96*y^3*z - 108*y^4*z + 37*y^5*z + 4*z^2 + 20*y*z^2 - 2*y^2*z^2 - 72*y^3*z^2 + 48*y^4*z^2 - 32*y*z^3 + 12*y^2*z^3 + 31*y^3*z^3 - 4*z^4 + 18*y*z^4 + 10*y^2*z^4)* G[-y, 0, z])/(2*y^2*z*(-1 + y + z)^2) + (((-6*I)*Pi*y*(-1 + y + z)^2)/z^2 - (7*y^3 - 20*y^4 + 23*y^5 - 14*y^6 + 4*y^7 + 6*y^2*z - 24*y^3*z + 90*y^4*z - 102*y^5*z + 30*y^6*z - 5*y*z^2 + 75*y^3*z^2 - 160*y^4*z^2 + 60*y^5*z^2 + 2*z^3 + 6*y*z^3 + 10*y^2*z^3 - 94*y^3*z^3 + 60*y^4*z^3 - 14*z^4 + 18*y*z^4 - 38*y^2*z^4 + 30*y^3*z^4 + 16*z^5 - 20*y*z^5 + 6*y^2*z^5 - 4*z^6 + 2*y*z^6)/(2*y^2*z^2* (-1 + y + z)^2))*G[-y, 1 - y, z] + (((-6*I)*Pi*y*(-1 + y + z)^2)/z^2 - (7*y^3 - 34*y^4 + 56*y^5 - 38*y^6 + 9*y^7 - 12*y^2*z - 8*y^3*z + 44*y^4*z - 44*y^5*z + 20*y^6*z + 8*y*z^2 + 12*y^2*z^2 - 35*y^3*z^2 + 30*y^4*z^2 + 12*y^5*z^2 - 4*z^3 - 10*y*z^3 - 24*y^2*z^3 + 68*y^3*z^3 - 16*y^4*z^3 + 24*z^4 - 29*y*z^4 + 56*y^2*z^4 - 25*y^3*z^4 - 28*z^5 + 32*y*z^5 - 12*y^2*z^5 + 8*z^6 - 4*y*z^6)/ (2*y^2*z^2*(-1 + y + z)^2))*G[-y, -y, z] - (9*y*z^2*G[0, 0, 0, z])/(-1 + y + z)^2 + (3*y*(1 - 2*y + y^2 + 3*z^2)*G[0, 0, 1 - y, z])/(-1 + y + z)^2 - (3*y*z^2*G[0, 0, -y, z])/(-1 + y + z)^2 - (6*y*z^2*G[0, 1, 0, z])/ (-1 + y + z)^2 - (6*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)* G[0, 1, 1 - y, z])/(y^2*(-1 + y + z)) - (3*y*(1 - 4*y + 6*y^2 - 4*y^3 + y^4 - 4*z + 12*y*z - 12*y^2*z + 4*y^3*z + 6*z^2 - 12*y*z^2 + 6*y^2*z^2 - 4*z^3 + 4*y*z^3 + 3*z^4)* G[0, 1 - y, 0, z])/(z^2*(-1 + y + z)^2) + (3*y*(1 - 4*y + 6*y^2 - 4*y^3 + y^4 - 4*z + 12*y*z - 12*y^2*z + 4*y^3*z + 3*z^2 - 6*y*z^2 + 3*y^2*z^2 - 4*z^3 + 4*y*z^3 + 3*z^4)* G[0, 1 - y, 1 - y, z])/(z^2*(-1 + y + z)^2) + (3*(y - 4*y^2 + 6*y^3 - 4*y^4 + y^5 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 7*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[0, 1 - y, -y, z])/ (y^2*(-1 + y + z)^2) - (3*y*z^2*G[0, -y, 0, z])/(-1 + y + z)^2 - (3*(-1 + y)*y*(-1 + 3*y - 3*y^2 + y^3 + 4*z - 8*y*z + 4*y^2*z - 5*z^2 + 5*y*z^2 + 4*z^3)*G[0, -y, 1 - y, z])/ (z^2*(-1 + y + z)^2) - (3*y*(1 - 4*y + 6*y^2 - 4*y^3 + y^4 - 4*z + 12*y*z - 12*y^2*z + 4*y^3*z + 7*z^2 - 14*y*z^2 + 7*y^2*z^2 - 4*z^3 + 4*y*z^3 + 2*z^4)*G[0, -y, -y, z])/(z^2*(-1 + y + z)^2) - (12*y*z^2*G[1, 0, 0, z])/(-1 + y + z)^2 - (9*y*z^2*G[1, 0, 1 - y, z])/(-1 + y + z)^2 - (3*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 0, -y, z])/ (y^2*(-1 + y + z)^2) - (3*y*z^2*G[1, 1, 0, z])/(-1 + y + z)^2 + (3*(4*y - 16*y^2 + 20*y^3 - 8*y^4 + 8*z - 40*y*z + 72*y^2*z - 56*y^3*z + 16*y^4*z - 24*z^2 + 72*y*z^2 - 72*y^2*z^2 + 23*y^3*z^2 + 24*z^3 - 40*y*z^3 + 16*y^2*z^3 - 8*z^4 + 4*y*z^4)* G[1, 1, 1 - y, z])/(y^2*(-1 + y + z)^2) - (9*y*z^2*G[1, 1 - y, 0, z])/(-1 + y + z)^2 - (3*(2*y - 8*y^2 + 10*y^3 - 4*y^4 + 4*z - 20*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 12*z^2 + 36*y*z^2 - 36*y^2*z^2 + 15*y^3*z^2 + 12*z^3 - 20*y*z^3 + 8*y^2*z^3 - 4*z^4 + 2*y*z^4)* G[1, 1 - y, 1 - y, z])/(y^2*(-1 + y + z)^2) - (3*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 1 - y, -y, z])/ (y^2*(-1 + y + z)^2) + (3*y*(2 - 8*y + 12*y^2 - 8*y^3 + 2*y^4 - 8*z + 24*y*z - 24*y^2*z + 8*y^3*z + 12*z^2 - 24*y*z^2 + 12*y^2*z^2 - 8*z^3 + 8*y*z^3 + 3*z^4)*G[1 - y, 0, 0, z])/ (z^2*(-1 + y + z)^2) - (3*y*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 12*y*z + 6*y^2*z - 5*z^2 + 5*y*z^2 + 3*z^3)*G[1 - y, 0, 1 - y, z])/(z^2*(-1 + y + z)) + (3*(-1 + y + z)*(y + z)* (-y^2 + y^3 + y*z - 2*z^2 + y*z^2)*G[1 - y, 0, -y, z])/(y^2*z^2) + (3*y*(1 - 4*y + 6*y^2 - 4*y^3 + y^4 - 4*z + 12*y*z - 12*y^2*z + 4*y^3*z + 6*z^2 - 12*y*z^2 + 6*y^2*z^2 - 4*z^3 + 4*y*z^3 + 2*z^4)* G[1 - y, 1, 0, z])/(z^2*(-1 + y + z)^2) + (3*(-y^3 + 3*y^4 - 3*y^5 + y^6 + 3*y^3*z - 6*y^4*z + 3*y^5*z + 5*y*z^2 - 15*y^2*z^2 + 13*y^3*z^2 - 3*y^4*z^2 + 10*z^3 - 35*y*z^3 + 40*y^2*z^3 - 13*y^3*z^3 - 20*z^4 + 35*y*z^4 - 15*y^2*z^4 + 10*z^5 - 5*y*z^5)*G[1 - y, 1, 1 - y, z])/ (y^2*z^2*(-1 + y + z)) + (9*y*(-1 + y + z)^2*G[1 - y, 1 - y, 0, z])/ z^2 - (9*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[1 - y, 1 - y, 1 - y, z])/(y^2*z^2) - (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[1 - y, 1 - y, -y, z])/(y^2*z^2) + (6*y*(-1 + y + z)^2*G[1 - y, -y, 1 - y, z])/z^2 + (6*y*(-1 + y + z)^2*G[1 - y, -y, -y, z])/z^2 + (6*y*(-1 + y + z)^2*G[-y, 0, 1 - y, z])/z^2 + (9*y*(-1 + y + z)^2*G[-y, 0, -y, z])/z^2 + (6*y*(-1 + y + z)^2*G[-y, 1 - y, 0, z])/z^2 + (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z - 2*y*z^2 + 2*y^2*z^2 - 4*z^3 + 2*y*z^3)*G[-y, 1 - y, 1 - y, z])/(y^2*z^2) + (3*(-1 + y + z)*(-3*y^3 + 3*y^4 + 3*y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[-y, 1 - y, -y, z])/(y^2*z^2) + (6*y*(-1 + y + z)^2*G[-y, -y, 0, z])/z^2 + (6*y*(-1 + y + z)^2*G[-y, -y, 1 - y, z])/z^2 - (3*y*(-1 + y + z)^2*G[-y, -y, -y, z])/z^2 + (3*(6*y - 24*y^2 + 31*y^3 - 14*y^4 + y^5 + 6*z - 42*y*z + 90*y^2*z - 78*y^3*z + 24*y^4*z - 18*z^2 + 69*y*z^2 - 84*y^2*z^2 + 26*y^3*z^2 + 18*z^3 - 36*y*z^3 + 18*y^2*z^3 - 6*z^4 + 3*y*z^4)* Zeta[3])/(y^2*(-1 + y + z)^2)) + G[0, 1, z]* (-1/12*(Pi^2*(2*y^3 - 12*y^4 + 22*y^5 - 58*y^7 + 88*y^8 - 54*y^9 + 12*y^10 + 6*y^2*z - 42*y^3*z + 100*y^4*z - 62*y^5*z - 157*y^6*z + 343*y^7*z - 254*y^8*z + 66*y^9*z + 6*y*z^2 - 54*y^2*z^2 + 192*y^3*z^2 - 230*y^4*z^2 - 173*y^5*z^2 + 691*y^6*z^2 - 614*y^7*z^2 + 182*y^8*z^2 + 2*z^3 - 30*y*z^3 + 137*y^2*z^3 - 153*y^3*z^3 - 412*y^4*z^3 + 1192*y^5*z^3 - 1060*y^6*z^3 + 324*y^7*z^3 - 6*z^4 + 37*y*z^4 + 67*y^2*z^4 - 766*y^3*z^4 + 1608*y^4*z^4 - 1318*y^5*z^4 + 384*y^6*z^4 - 2*z^5 + 90*y*z^5 - 617*y^2*z^5 + 1323*y^3*z^5 - 1070*y^4*z^5 + 294*y^5*z^5 + 22*z^6 - 213*y*z^6 + 585*y^2*z^6 - 514*y^3*z^6 + 138*y^4*z^6 - 24*z^7 + 122*y*z^7 - 128*y^2*z^7 + 36*y^3*z^7 + 8*z^8 - 12*y*z^8 + 4*y^2*z^8))/((-1 + y)*y^2*z*(-1 + y + z)^2* (y + z)^3) + (6*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)* G[0, 0, 1, y])/(y^2*(-1 + y + z)) - (6*(-1 + y)*(-1 + 3*y - 2*y^2 + 4*z - 8*y*z + 4*y^2*z - 5*z^2 + 5*y*z^2 + 2*z^3)*G[0, 1, 0, y])/(y*(-1 + y + z)^2) - (6*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[1, 0, 1, y])/ (y^2*(-1 + y + z)) + (6*(-1 + y)*(-1 + 3*y - 2*y^2 + 4*z - 8*y*z + 4*y^2*z - 5*z^2 + 5*y*z^2 + 2*z^3)*G[1, 1, 0, y])/ (y*(-1 + y + z)^2) - (6*(3*y - 12*y^2 + 15*y^3 - 6*y^4 + 8*z - 36*y*z + 60*y^2*z - 44*y^3*z + 12*y^4*z - 24*z^2 + 67*y*z^2 - 62*y^2*z^2 + 19*y^3*z^2 + 24*z^3 - 38*y*z^3 + 14*y^2*z^3 - 8*z^4 + 4*y*z^4)*Zeta[3])/(y^2*(-1 + y + z)^2)) + G[1, 0, y]*((I*Pi^3*(-1 + y + z)*(-y + y^2 - 2*z + y*z))/y^2 - (I*Pi*(7*y^2 - 28*y^3 + 42*y^4 - 28*y^5 + 7*y^6 + 5*y*z - 67*y^2*z + 182*y^3*z - 197*y^4*z + 91*y^5*z - 14*y^6*z + 14*z^2 - 91*y*z^2 + 311*y^2*z^2 - 457*y^3*z^2 + 292*y^4*z^2 - 76*y^5*z^2 + 7*y^6*z^2 - 68*z^3 + 319*y*z^3 - 588*y^2*z^3 + 453*y^3*z^3 - 156*y^4*z^3 + 29*y^5*z^3 + 132*z^4 - 444*y*z^4 + 455*y^2*z^4 - 179*y^3*z^4 + 51*y^4*z^4 - 128*z^5 + 272*y*z^5 - 136*y^2*z^5 + 45*y^3*z^5 + 62*z^6 - 63*y*z^6 + 18*y^2*z^6 - 12*z^7 + 2*y*z^7))/ ((-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) - (96*y^3 - 373*y^4 + 546*y^5 - 357*y^6 + 88*y^7 + 69*y^2*z - 799*y^3*z + 2098*y^4*z - 2257*y^5*z + 1065*y^6*z - 176*y^7*z + 155*y*z^2 - 1014*y^2*z^2 + 3306*y^3*z^2 - 4777*y^4*z^2 + 3143*y^5*z^2 - 901*y^6*z^2 + 88*y^7*z^2 + 6*z^3 - 794*y*z^3 + 3495*y^2*z^3 - 6090*y^3*z^3 + 4672*y^4*z^3 - 1782*y^5*z^3 + 369*y^6*z^3 - 30*z^4 + 1619*y*z^4 - 4981*y^2*z^4 + 4981*y^3*z^4 - 2180*y^4*z^4 + 702*y^5*z^4 + 54*z^5 - 1634*y*z^5 + 3275*y^2*z^5 - 1896*y^3*z^5 + 736*y^4*z^5 - 42*z^6 + 812*y*z^6 - 931*y^2*z^6 + 402*y^3*z^6 + 12*z^7 - 158*y*z^7 + 87*y^2*z^7)/ (4*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) - (Pi^2*(-6*y^5 + 30*y^6 - 54*y^7 + 42*y^8 - 12*y^9 - 2*y^4*z + 40*y^5*z - 153*y^6*z + 230*y^7*z - 151*y^8*z + 36*y^9*z + 76*y^3*z^2 - 356*y^4*z^2 + 585*y^5*z^2 - 289*y^6*z^2 - 101*y^7*z^2 + 77*y^8*z^2 + 8*y^9*z^2 + 121*y^2*z^3 - 1118*y^3*z^3 + 3250*y^4*z^3 - 4179*y^5*z^3 + 2536*y^6*z^3 - 801*y^7*z^3 + 169*y^8*z^3 + 85*y*z^4 - 1217*y^2*z^4 + 5658*y^3*z^4 - 11070*y^4*z^4 + 10344*y^5*z^4 - 4842*y^6*z^4 + 1105*y^7*z^4 - 41*y^8*z^4 + 20*z^5 - 629*y*z^5 + 4656*y^2*z^5 - 13826*y^3*z^5 + 18674*y^4*z^5 - 12082*y^5*z^5 + 3579*y^6*z^5 - 283*y^7*z^5 - 116*z^6 + 1894*y*z^6 - 9088*y^2*z^6 + 18276*y^3*z^6 - 16612*y^4*z^6 + 6631*y^5*z^6 - 829*y^6*z^6 + 282*z^7 - 3014*y*z^7 + 9895*y^2*z^7 - 13278*y^3*z^7 + 7382*y^4*z^7 - 1333*y^5*z^7 - 368*z^8 + 2719*y*z^8 - 6003*y^2*z^8 + 4918*y^3*z^8 - 1266*y^4*z^8 + 272*z^9 - 1363*y*z^9 + 1848*y^2*z^9 - 706*y^3*z^9 - 108*z^10 + 334*y*z^10 - 212*y^2*z^10 + 18*z^11 - 26*y*z^11))/(12*y^2*(-1 + z)^3*z* (-1 + y + z)^2*(y + z)^3) + (((-6*I)*Pi*z*(2 - 2*y - 2*z + y*z))/ y^2 - (-y + 4*y^2 + 4*y^3 - 22*y^4 + 21*y^5 - 6*y^6 + 4*y*z - 4*y^2*z + 2*y^3*z + 22*y^4*z - 30*y^5*z + 6*y^6*z - 4*y*z^2 - 12*y^2*z^2 + y^3*z^2 - 18*y^4*z^2 + 9*y^5*z^2 + 20*z^3 - 74*y*z^3 + 102*y^2*z^3 - 36*y^3*z^3 + 4*y^4*z^3 - 60*z^4 + 176*y*z^4 - 142*y^2*z^4 + 24*y^3*z^4 + 60*z^5 - 128*y*z^5 + 52*y^2*z^5 - 20*z^6 + 27*y*z^6)/(2*y^2*z^2*(-1 + y + z)^2))* G[1, 0, z] + (((-6*I)*Pi*(-1 + y)*(-1 + 3*y - 2*y^2 + 4*z - 8*y*z + 4*y^2*z - 5*z^2 + 5*y*z^2 + 2*z^3))/(y*(-1 + y + z)^2) - (-4*y + 18*y^2 - 21*y^3 + 2*y^4 + 7*y^5 - 2*y^6 - 8*z + 62*y*z - 152*y^2*z + 159*y^3*z - 85*y^5*z + 24*y^6*z + 36*z^2 - 210*y*z^2 + 382*y^2*z^2 - 325*y^3*z^2 - 120*y^4*z^2 + 252*y^5*z^2 - 60*y^6*z^2 - 46*z^3 + 296*y*z^3 - 566*y^2*z^3 + 561*y^3*z^3 - 8*y^4*z^3 - 68*y^5*z^3 - 32*y^6*z^3 - 32*z^4 - 219*y*z^4 + 920*y^2*z^4 - 1188*y^3*z^4 + 498*y^4*z^4 - 127*y^5*z^4 + 6*y^6*z^4 + 150*z^5 + 169*y*z^5 - 1348*y^2*z^5 + 1504*y^3*z^5 - 504*y^4*z^5 + 21*y^5*z^5 - 172*z^6 - 192*y*z^6 + 1142*y^2*z^6 - 870*y^3*z^6 + 132*y^4*z^6 + 94*z^7 + 130*y*z^7 - 462*y^2*z^7 + 180*y^3*z^7 - 24*z^8 - 31*y*z^8 + 66*y^2*z^8 + 2*z^9 - y*z^9)/(2*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2))* G[1, 1 - y, z] + (((6*I)*Pi*z*(2 - 2*y - 2*z + y*z))/y^2 + (2*y^3 - 10*y^4 + 24*y^5 - 48*y^6 + 70*y^7 - 54*y^8 + 16*y^9 + 6*y^2*z - 36*y^3*z + 94*y^4*z - 174*y^5*z + 250*y^6*z - 210*y^7*z + 70*y^8*z + 6*y*z^2 - 48*y^2*z^2 + 136*y^3*z^2 - 208*y^4*z^2 + 266*y^5*z^2 - 258*y^6*z^2 + 106*y^7*z^2 + 2*z^3 - 28*y*z^3 + 143*y^2*z^3 - 204*y^3*z^3 + 96*y^4*z^3 - 54*y^5*z^3 + 46*y^6*z^3 - 6*z^4 + 85*y*z^4 - 258*y^2*z^4 + 172*y^3*z^4 + 16*y^4*z^4 - 10*y^5*z^4 + 24*z^5 - 196*y*z^5 + 350*y^2*z^5 - 212*y^3*z^5 + 67*y^4*z^5 - 60*z^6 + 248*y*z^6 - 300*y^2*z^6 + 153*y^3*z^6 + 60*z^7 - 140*y*z^7 + 109*y^2*z^7 - 20*z^8 + 27*y*z^8)/(2*y^2*z*(-1 + y + z)^2*(y + z)^3))*G[1 - y, 0, z] + (((6*I)*Pi*(-1 + y)*(-y^2 + y^3 - z^2 + y*z^2 + 2*z^3))/(y*z^2) + (4*y^4 - 14*y^5 + 23*y^6 - 25*y^7 + 17*y^8 - 5*y^9 + 20*y^3*z - 92*y^4*z + 145*y^5*z - 85*y^6*z + 18*y^7*z - 21*y^8*z + 15*y^9*z + 36*y^2*z^2 - 220*y^3*z^2 + 444*y^4*z^2 - 274*y^5*z^2 - 164*y^6*z^2 + 232*y^7*z^2 - 39*y^8*z^2 - 15*y^9*z^2 + 28*y*z^3 - 248*y^2*z^3 + 736*y^3*z^3 - 838*y^4*z^3 - 33*y^5*z^3 + 794*y^6*z^3 - 474*y^7*z^3 + 29*y^8*z^3 + 5*y^9*z^3 + 8*z^4 - 134*y*z^4 + 590*y^2*z^4 - 1322*y^3*z^4 + 1265*y^4*z^4 + 43*y^5*z^4 - 699*y^6*z^4 + 235*y^7*z^4 - 18*y^8*z^4 - 28*z^5 + 210*y*z^5 - 828*y^2*z^5 + 2269*y^3*z^5 - 2617*y^4*z^5 + 1030*y^5*z^5 + 13*y^6*z^5 - 82*y^7*z^5 + 18*z^6 - 128*y*z^6 + 1299*y^2*z^6 - 3763*y^3*z^6 + 3743*y^4*z^6 - 1317*y^5*z^6 + 22*y^6*z^6 + 50*z^7 + 111*y*z^7 - 1947*y^2*z^7 + 3869*y^3*z^7 - 2495*y^4*z^7 + 388*y^5*z^7 - 100*z^8 - 242*y*z^8 + 1677*y^2*z^8 - 1951*y^3*z^8 + 586*y^4*z^8 + 72*z^9 + 220*y*z^9 - 661*y^2*z^9 + 362*y^3*z^9 - 22*z^10 - 64*y*z^10 + 82*y^2*z^10 + 2*z^11 - y*z^11)/ (2*y^2*(-1 + z)^3*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, z] - ((-y + 3*y^2 - 4*y^3 + 6*y^4 - 6*y^5 + 2*y^6 - 2*z + 11*y*z - 18*y^2*z + 22*y^3*z - 20*y^4*z + 10*y^5*z + 4*z^2 - 38*y*z^2 + 72*y^2*z^2 - 62*y^3*z^2 + 26*y^4*z^2 + 48*y*z^3 - 72*y^2*z^3 + 30*y^3*z^3 - 24*y*z^4 + 12*y^2*z^4)* G[1 - y, -y, z])/(2*y^2*z^2*(-1 + y + z)) + (((-6*I)*Pi*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4))/ (y^2*z^2) - (16*y^6 - 50*y^7 + 58*y^8 - 30*y^9 + 6*y^10 + 16*y^5*z - 16*y^6*z + 4*y^8*z - 4*y^9*z - 38*y^4*z^2 + 276*y^5*z^2 - 521*y^6*z^2 + 366*y^7*z^2 - 104*y^8*z^2 + 16*y^3*z^3 + 256*y^4*z^3 - 861*y^5*z^3 + 788*y^6*z^3 - 248*y^7*z^3 - 40*y^2*z^4 + 124*y^3*z^4 - 564*y^4*z^4 + 714*y^5*z^4 - 254*y^6*z^4 - 68*y*z^5 + 282*y^2*z^5 - 464*y^3*z^5 + 486*y^4*z^5 - 166*y^5*z^5 - 38*z^6 + 258*y*z^6 - 547*y^2*z^6 + 506*y^3*z^6 - 172*y^4*z^6 + 86*z^7 - 315*y*z^7 + 416*y^2*z^7 - 196*y^3*z^7 - 66*z^8 + 156*y*z^8 - 116*y^2*z^8 + 18*z^9 - 26*y*z^9)/(2*y^2*z^2*(-1 + y + z)^2*(y + z)^3))* G[-y, 0, z] + (((6*I)*Pi*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4))/(y^2*z^2) + (15*y^6 - 42*y^7 + 43*y^8 - 20*y^9 + 4*y^10 + 13*y^5*z + 32*y^6*z - 75*y^7*z + 44*y^8*z - 14*y^9*z - 53*y^4*z^2 + 422*y^5*z^2 - 733*y^6*z^2 + 460*y^7*z^2 - 138*y^8*z^2 - 21*y^3*z^3 + 522*y^4*z^3 - 1293*y^5*z^3 + 1004*y^6*z^3 - 338*y^7*z^3 - 76*y^2*z^4 + 402*y^3*z^4 - 1141*y^4*z^4 + 1094*y^5*z^4 - 409*y^6*z^4 - 80*y*z^5 + 428*y^2*z^5 - 907*y^3*z^5 + 884*y^4*z^5 - 327*y^5*z^5 - 38*z^6 + 282*y*z^6 - 709*y^2*z^6 + 728*y^3*z^6 - 268*y^4*z^6 + 82*z^7 - 325*y*z^7 + 468*y^2*z^7 - 224*y^3*z^7 - 60*z^8 + 154*y*z^8 - 117*y^2*z^8 + 16*z^9 - 25*y*z^9)/ (2*y^2*z^2*(-1 + y + z)^2*(y + z)^3))*G[-y, 1 - y, z] + (((-6*I)*Pi*(-1 + y + z)*(-y + y^2 - 2*z + y*z))/y^2 + ((-1 + y + z)*(-2*y^3 + 2*y^4 + 6*y^3*z - 9*y*z^2 - 19*y^2*z^2 + 20*z^3 - 27*y*z^3))/(2*y^2*z^2))*G[-y, -y, z] + (9*z*(2 - 2*y - 2*z + y*z)*G[0, 0, 0, z])/y^2 - (9*z*(2 - 2*y - 2*z + y*z)*G[0, 0, 1 - y, z])/y^2 + (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[0, 0, -y, z])/y^2 + (6*z*(2 - 2*y - 2*z + y*z)*G[0, 1, 0, z])/y^2 + (6*(-1 + y)*(-1 + 3*y - 2*y^2 + 4*z - 8*y*z + 4*y^2*z - 5*z^2 + 5*y*z^2 + 2*z^3)*G[0, 1, 1 - y, z])/(y*(-1 + y + z)^2) - (9*z*(2 - 2*y - 2*z + y*z)*G[0, 1 - y, 0, z])/y^2 + (3*(y^3 - 2*y^4 + y^5 - y*z^2 + 2*y^2*z^2 - y^3*z^2 + 4*z^3 - 2*y*z^3 - 2*y^2*z^3 - 4*z^4 + 2*y*z^4)*G[0, 1 - y, 1 - y, z])/ (y^2*z^2) - (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)* G[0, 1 - y, -y, z])/y^2 - (3*(y^3 - 2*y^4 + y^5 + 10*z^3 - 10*y*z^3 - 10*z^4 + 5*y*z^4)*G[0, -y, 0, z])/(y^2*z^2) + (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 2*y^3*z + 6*y^4*z - 6*y^5*z + 2*y^6*z - y*z^2 + 4*y^2*z^2 - 6*y^3*z^2 + 4*y^4*z^2 - y^5*z^2 + 8*z^3 - 20*y*z^3 + 12*y^2*z^3 + 4*y^3*z^3 - 4*y^4*z^3 - 24*z^4 + 47*y*z^4 - 22*y^2*z^4 - y^3*z^4 + 24*z^5 - 30*y*z^5 + 6*y^2*z^5 - 8*z^6 + 4*y*z^6)*G[0, -y, 1 - y, z])/ (y^2*z^2*(-1 + y + z)^2) + (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)* G[0, -y, -y, z])/y^2 + (12*z*(2 - 2*y - 2*z + y*z)*G[1, 0, 0, z])/ y^2 + (3*(y - 4*y^2 + 5*y^3 - 2*y^4 - 6*z + 14*y*z - 6*y^2*z - 6*y^3*z + 4*y^4*z + 18*z^2 - 34*y*z^2 + 14*y^2*z^2 + 2*y^3*z^2 - 18*z^3 + 22*y*z^3 - 4*y^2*z^3 + 6*z^4 - 3*y*z^4)* G[1, 0, 1 - y, z])/(y^2*(-1 + y + z)^2) + (3*z*(2 - 2*y - 2*z + y*z)*G[1, 1, 0, z])/y^2 - (3*(4*y - 16*y^2 + 20*y^3 - 8*y^4 + 10*z - 46*y*z + 78*y^2*z - 58*y^3*z + 16*y^4*z - 30*z^2 + 85*y*z^2 - 80*y^2*z^2 + 25*y^3*z^2 + 30*z^3 - 48*y*z^3 + 18*y^2*z^3 - 10*z^4 + 5*y*z^4)* G[1, 1, 1 - y, z])/(y^2*(-1 + y + z)^2) - (12*z*(2 - 2*y - 2*z + y*z)*G[1, 1 - y, 0, z])/y^2 + (6*(y - 4*y^2 + 5*y^3 - 2*y^4 + 6*z - 22*y*z + 30*y^2*z - 18*y^3*z + 4*y^4*z - 18*z^2 + 44*y*z^2 - 34*y^2*z^2 + 8*y^3*z^2 + 18*z^3 - 26*y*z^3 + 8*y^2*z^3 - 6*z^4 + 3*y*z^4)*G[1, 1 - y, 1 - y, z])/ (y^2*(-1 + y + z)^2) - (6*z*(2 - 2*y - 2*z + y*z)* G[1 - y, 0, 0, z])/y^2 - (3*(3*y^3 - 6*y^4 + 3*y^5 + y*z^2 - 2*y^2*z^2 + y^3*z^2 - 2*z^3 + 2*y^2*z^3 + 2*z^4 - y*z^4)* G[1 - y, 0, 1 - y, z])/(y^2*z^2) - (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[1 - y, 0, -y, z])/y^2 + (3*(-1 + y)^2*y*G[1 - y, 1, 0, z])/z^2 - (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 2*y^3*z + 6*y^4*z - 6*y^5*z + 2*y^6*z - 5*y*z^2 + 20*y^2*z^2 - 30*y^3*z^2 + 20*y^4*z^2 - 5*y^5*z^2 - 10*z^3 + 50*y*z^3 - 90*y^2*z^3 + 70*y^3*z^3 - 20*y^4*z^3 + 30*z^4 - 90*y*z^4 + 90*y^2*z^4 - 30*y^3*z^4 - 30*z^5 + 50*y*z^5 - 20*y^2*z^5 + 10*z^6 - 5*y*z^6)* G[1 - y, 1, 1 - y, z])/(y^2*z^2*(-1 + y + z)^2) - (3*(2*y^3 - 4*y^4 + 2*y^5 - 6*z^3 + 6*y*z^3 + 6*z^4 - 3*y*z^4)* G[1 - y, 1 - y, 0, z])/(y^2*z^2) + (9*(y^3 - 2*y^4 + y^5 - y*z^2 + 2*y^2*z^2 - y^3*z^2 - 4*z^3 + 6*y*z^3 - 2*y^2*z^3 + 4*z^4 - 2*y*z^4)*G[1 - y, 1 - y, 1 - y, z])/ (y^2*z^2) + (6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)*G[1 - y, -y, 0, z])/(y^2*z^2) - (6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[1 - y, -y, 1 - y, z])/(y^2*z^2) + (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[1 - y, -y, -y, z])/y^2 + (6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[-y, 0, 0, z])/(y^2*z^2) - (6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)*G[-y, 0, 1 - y, z])/(y^2*z^2) - (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, 0, -y, z])/y^2 - (3*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[-y, 1 - y, 0, z])/(y^2*z^2) + (3*(y^3 - 2*y^4 + y^5 - y*z^2 + 2*y^2*z^2 - y^3*z^2 - 4*z^3 + 6*y*z^3 - 2*y^2*z^3 + 4*z^4 - 2*y*z^4)*G[-y, 1 - y, 1 - y, z])/ (y^2*z^2) + (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)* G[-y, 1 - y, -y, z])/y^2 - (12*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)*G[-y, -y, 0, z])/(y^2*z^2) + (3*(4*y^3 - 8*y^4 + 4*y^5 + y*z^2 - 2*y^2*z^2 + y^3*z^2 - 6*z^3 + 4*y*z^3 + 2*y^2*z^3 + 6*z^4 - 3*y*z^4)*G[-y, -y, 1 - y, z])/ (y^2*z^2) - (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)* G[-y, -y, -y, z])/y^2 + (3*(7*y - 28*y^2 + 39*y^3 - 22*y^4 + 4*y^5 + 18*z - 82*y*z + 138*y^2*z - 102*y^3*z + 28*y^4*z - 54*z^2 + 152*y*z^2 - 142*y^2*z^2 + 44*y^3*z^2 + 54*z^3 - 86*y*z^3 + 32*y^2*z^3 - 18*z^4 + 9*y*z^4)*Zeta[3])/ (y^2*(-1 + y + z)^2)) + G[1, 1, z]* (((-I)*Pi^3*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3))/ (y^2*(-1 + y + z)^2) + (Pi^2*(-5*y + 14*y^2 + 5*y^3 - 44*y^4 + 42*y^5 - 12*y^6 - 8*z + 62*y*z - 108*y^2*z + 40*y^3*z + 74*y^4*z - 72*y^5*z + 12*y^6*z + 28*z^2 - 148*y*z^2 + 162*y^2*z^2 - 5*y^3*z^2 - 94*y^4*z^2 + 30*y^5*z^2 - 8*z^3 + 2*y*z^3 + 136*y^2*z^3 - 164*y^3*z^3 + 48*y^4*z^3 - 64*z^4 + 248*y*z^4 - 278*y^2*z^4 + 62*y^3*z^4 + 80*z^5 - 190*y*z^5 + 74*y^2*z^5 - 28*z^6 + 31*y*z^6))/(12*y^2*z^2*(-1 + y + z)^2) - (3*(4*y - 16*y^2 + 20*y^3 - 8*y^4 + 8*z - 40*y*z + 72*y^2*z - 56*y^3*z + 16*y^4*z - 24*z^2 + 72*y*z^2 - 72*y^2*z^2 + 23*y^3*z^2 + 24*z^3 - 40*y*z^3 + 16*y^2*z^3 - 8*z^4 + 4*y*z^4)* G[0, 0, 1, y])/(y^2*(-1 + y + z)^2) + (3*(4*y - 16*y^2 + 20*y^3 - 8*y^4 + 10*z - 46*y*z + 78*y^2*z - 58*y^3*z + 16*y^4*z - 30*z^2 + 85*y*z^2 - 80*y^2*z^2 + 25*y^3*z^2 + 30*z^3 - 48*y*z^3 + 18*y^2*z^3 - 10*z^4 + 5*y*z^4)* G[0, 1, 0, y])/(y^2*(-1 + y + z)^2) + (3*(4*y - 16*y^2 + 20*y^3 - 8*y^4 + 8*z - 40*y*z + 72*y^2*z - 56*y^3*z + 16*y^4*z - 24*z^2 + 72*y*z^2 - 72*y^2*z^2 + 23*y^3*z^2 + 24*z^3 - 40*y*z^3 + 16*y^2*z^3 - 8*z^4 + 4*y*z^4)* G[1, 0, 1, y])/(y^2*(-1 + y + z)^2) - (3*(4*y - 16*y^2 + 20*y^3 - 8*y^4 + 10*z - 46*y*z + 78*y^2*z - 58*y^3*z + 16*y^4*z - 30*z^2 + 85*y*z^2 - 80*y^2*z^2 + 25*y^3*z^2 + 30*z^3 - 48*y*z^3 + 18*y^2*z^3 - 10*z^4 + 5*y*z^4)* G[1, 1, 0, y])/(y^2*(-1 + y + z)^2) + (3*(12*y - 48*y^2 + 60*y^3 - 24*y^4 + 24*z - 120*y*z + 216*y^2*z - 168*y^3*z + 48*y^4*z - 72*z^2 + 216*y*z^2 - 216*y^2*z^2 + 71*y^3*z^2 + 72*z^3 - 120*y*z^3 + 48*y^2*z^3 - 24*z^4 + 12*y*z^4)* Zeta[3])/(y^2*(-1 + y + z)^2)) + G[1 - y, 1, z]* (((-I)*Pi^3*z*(2 - 2*y - 2*z + y*z))/y^2 - (Pi^2*(y^4 - 5*y^5 + 9*y^6 - 3*y^7 - 12*y^8 + 18*y^9 - 10*y^10 + 2*y^11 + 3*y^3*z - 19*y^4*z + 39*y^5*z - 11*y^6*z - 66*y^7*z + 98*y^8*z - 56*y^9*z + 12*y^10*z + 3*y^2*z^2 - 27*y^3*z^2 + 72*y^4*z^2 - 38*y^5*z^2 - 107*y^6*z^2 + 175*y^7*z^2 - 99*y^8*z^2 + 21*y^9*z^2 + y*z^3 - 17*y^2*z^3 + 72*y^3*z^3 - 66*y^4*z^3 - 91*y^5*z^3 + 159*y^6*z^3 - 57*y^7*z^3 - y^8*z^3 - 4*y*z^4 - 20*y^2*z^4 + 186*y^3*z^4 - 484*y^4*z^4 + 470*y^5*z^4 - 109*y^6*z^4 - 39*y^7*z^4 - 60*y*z^5 + 442*y^2*z^5 - 1160*y^3*z^5 + 1304*y^4*z^5 - 527*y^5*z^5 - 5*y^6*z^5 - 26*z^6 + 314*y*z^6 - 1129*y^2*z^6 + 1667*y^3*z^6 - 964*y^4*z^6 + 120*y^5*z^6 + 78*z^7 - 493*y*z^7 + 1041*y^2*z^7 - 836*y^3*z^7 + 192*y^4*z^7 - 78*z^8 + 298*y*z^8 - 350*y^2*z^8 + 124*y^3*z^8 + 26*z^9 - 56*y*z^9 + 30*y^2*z^9))/(12*(-1 + y)*y^2*z^2* (-1 + y + z)^2*(y + z)^3) - (3*(-y^3 + 3*y^4 - 3*y^5 + y^6 + 3*y^3*z - 6*y^4*z + 3*y^5*z + 5*y*z^2 - 15*y^2*z^2 + 13*y^3*z^2 - 3*y^4*z^2 + 10*z^3 - 35*y*z^3 + 40*y^2*z^3 - 13*y^3*z^3 - 20*z^4 + 35*y*z^4 - 15*y^2*z^4 + 10*z^5 - 5*y*z^5)*G[0, 0, 1, y])/ (y^2*z^2*(-1 + y + z)) + (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 2*y^3*z + 6*y^4*z - 6*y^5*z + 2*y^6*z - 5*y*z^2 + 20*y^2*z^2 - 30*y^3*z^2 + 20*y^4*z^2 - 5*y^5*z^2 - 10*z^3 + 50*y*z^3 - 90*y^2*z^3 + 70*y^3*z^3 - 20*y^4*z^3 + 30*z^4 - 90*y*z^4 + 90*y^2*z^4 - 30*y^3*z^4 - 30*z^5 + 50*y*z^5 - 20*y^2*z^5 + 10*z^6 - 5*y*z^6)*G[0, 1, 0, y])/(y^2*z^2*(-1 + y + z)^2) + (3*(-y^3 + 3*y^4 - 3*y^5 + y^6 + 3*y^3*z - 6*y^4*z + 3*y^5*z + 5*y*z^2 - 15*y^2*z^2 + 13*y^3*z^2 - 3*y^4*z^2 + 10*z^3 - 35*y*z^3 + 40*y^2*z^3 - 13*y^3*z^3 - 20*z^4 + 35*y*z^4 - 15*y^2*z^4 + 10*z^5 - 5*y*z^5)*G[1, 0, 1, y])/ (y^2*z^2*(-1 + y + z)) - (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 2*y^3*z + 6*y^4*z - 6*y^5*z + 2*y^6*z - 5*y*z^2 + 20*y^2*z^2 - 30*y^3*z^2 + 20*y^4*z^2 - 5*y^5*z^2 - 10*z^3 + 50*y*z^3 - 90*y^2*z^3 + 70*y^3*z^3 - 20*y^4*z^3 + 30*z^4 - 90*y*z^4 + 90*y^2*z^4 - 30*y^3*z^4 - 30*z^5 + 50*y*z^5 - 20*y^2*z^5 + 10*z^6 - 5*y*z^6)*G[1, 1, 0, y])/(y^2*z^2*(-1 + y + z)^2) + (3*(5*y^3 - 20*y^4 + 30*y^5 - 20*y^6 + 5*y^7 - 16*y^3*z + 48*y^4*z - 48*y^5*z + 16*y^6*z - 15*y*z^2 + 60*y^2*z^2 - 73*y^3*z^2 + 26*y^4*z^2 + 2*y^5*z^2 - 32*z^3 + 156*y*z^3 - 276*y^2*z^3 + 200*y^3*z^3 - 48*y^4*z^3 + 96*z^4 - 283*y*z^4 + 278*y^2*z^4 - 88*y^3*z^4 - 96*z^5 + 158*y*z^5 - 62*y^2*z^5 + 32*z^6 - 16*y*z^6)* Zeta[3])/(y^2*z^2*(-1 + y + z)^2)) + G[1 - y, 0, z]* ((I*Pi*(-1 + y + 2*z)*(-3*y + 6*y^2 - 4*z + 4*y*z + 4*z^2))/y^2 + ((-1 + y + 2*z)*(-3*y + 9*y^2 - 6*y^3 + 6*z + 20*y*z - 97*y^2*z + 71*y^3*z + 30*z^2 - 98*y*z^2 + 107*y^2*z^2 - 72*z^3 + 72*y*z^3 + 36*z^4))/(4*y^2*z*(-1 + y + z)) - (I*Pi^3*(y^3 - 2*y^4 + y^5 - 2*y^3*z + 2*y^4*z + y^3*z^2 + 2*z^3 - 2*y*z^3 - 2*z^4 + y*z^4))/(y^2*z^2) - (Pi^2*(-4*y^4 + 14*y^5 - 16*y^6 + 10*y^7 - 20*y^8 + 34*y^9 - 24*y^10 + 6*y^11 - 20*y^3*z + 108*y^4*z - 216*y^5*z + 250*y^6*z - 300*y^7*z + 360*y^8*z - 248*y^9*z + 66*y^10*z - 36*y^2*z^2 + 268*y^3*z^2 - 725*y^4*z^2 + 1021*y^5*z^2 - 1100*y^6*z^2 + 1160*y^7*z^2 - 835*y^8*z^2 + 247*y^9*z^2 - 28*y*z^3 + 296*y^2*z^3 - 1061*y^3*z^3 + 1755*y^4*z^3 - 1748*y^5*z^3 + 1604*y^6*z^3 - 1259*y^7*z^3 + 441*y^8*z^3 - 8*z^4 + 150*y*z^4 - 812*y^2*z^4 + 1688*y^3*z^4 - 1565*y^4*z^4 + 973*y^5*z^4 - 840*y^6*z^4 + 414*y^7*z^4 + 28*z^5 - 308*y*z^5 + 970*y^2*z^5 - 1011*y^3*z^5 + 263*y^4*z^5 - 164*y^5*z^5 + 234*y^6*z^5 - 48*z^6 + 328*y*z^6 - 561*y^2*z^6 + 241*y^3*z^6 - 88*y^4*z^6 + 164*y^5*z^6 + 56*z^7 - 227*y*z^7 + 289*y^2*z^7 - 250*y^3*z^7 + 168*y^4*z^7 - 40*z^8 + 120*y*z^8 - 169*y^2*z^8 + 101*y^3*z^8 + 12*z^9 - 35*y*z^9 + 23*y^2*z^9))/(12*(-1 + y)*y^2*z^2* (-1 + y + z)^2*(y + z)^3) - (9*(-1 + y)^2*y*G[0, 0, 0, y])/z^2 - (3*y*(1 - 4*y + 6*y^2 - 4*y^3 + y^4 - 4*z + 12*y*z - 12*y^2*z + 4*y^3*z + 6*z^2 - 12*y*z^2 + 6*y^2*z^2 - 4*z^3 + 4*y*z^3 + 2*z^4)* G[0, 0, 1, y])/(z^2*(-1 + y + z)^2) + (3*(2*y^3 - 4*y^4 + 2*y^5 - 10*z^3 + 10*y*z^3 + 10*z^4 - 5*y*z^4)* G[0, 1, 0, y])/(y^2*z^2) + (6*y*(-1 + y + z)^2*G[0, 1, 1, y])/ z^2 + (6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[1, 0, 0, y])/(y^2*z^2) - (3*y*(2 - 8*y + 12*y^2 - 8*y^3 + 2*y^4 - 8*z + 24*y*z - 24*y^2*z + 8*y^3*z + 12*z^2 - 24*y*z^2 + 12*y^2*z^2 - 8*z^3 + 8*y*z^3 + 3*z^4)*G[1, 0, 1, y])/ (z^2*(-1 + y + z)^2) + (6*z*(2 - 2*y - 2*z + y*z)*G[1, 1, 0, y])/ y^2 - (3*(9*y^3 - 36*y^4 + 54*y^5 - 36*y^6 + 9*y^7 - 32*y^3*z + 96*y^4*z - 96*y^5*z + 32*y^6*z + 44*y^3*z^2 - 88*y^4*z^2 + 44*y^5*z^2 - 12*z^3 + 36*y*z^3 - 36*y^2*z^3 - 16*y^3*z^3 + 28*y^4*z^3 + 36*z^4 - 78*y*z^4 + 48*y^2*z^4 + 4*y^3*z^4 - 36*z^5 + 48*y*z^5 - 12*y^2*z^5 + 12*z^6 - 6*y*z^6)*Zeta[3])/ (y^2*z^2*(-1 + y + z)^2)) + G[0, 1 - y, z]* ((I*Pi*(-1 + y + 2*z)*(-3*y + 6*y^2 - 4*z + 4*y*z + 4*z^2))/y^2 + (I*Pi^3*(-y^3 + y^4 + 2*z - 4*y*z + 2*y^2*z - y^3*z - 4*z^2 + 5*y*z^2 - y^2*z^2 + 2*z^3 - y*z^3))/(y^2*(-1 + y + z)) + ((-1 + y + 2*z)*(-3*y + 9*y^2 - 6*y^3 + 6*z + 20*y*z - 97*y^2*z + 71*y^3*z + 30*z^2 - 98*y*z^2 + 107*y^2*z^2 - 72*z^3 + 72*y*z^3 + 36*z^4))/(4*y^2*z*(-1 + y + z)) + (Pi^2*(y^6 - 5*y^7 + 10*y^8 - 10*y^9 + 5*y^10 - y^11 - 2*y^3*z + 12*y^4*z - 45*y^5*z + 116*y^6*z - 181*y^7*z + 156*y^8*z - 63*y^9*z + 4*y^10*z + 3*y^11*z - 6*y^2*z^2 + 48*y^3*z^2 - 199*y^4*z^2 + 568*y^5*z^2 - 1053*y^6*z^2 + 1198*y^7*z^2 - 808*y^8*z^2 + 297*y^9*z^2 - 42*y^10*z^2 - 3*y^11*z^2 - 6*y*z^3 + 72*y^2*z^3 - 327*y^3*z^3 + 966*y^4*z^3 - 2059*y^5*z^3 + 2920*y^6*z^3 - 2628*y^7*z^3 + 1484*y^8*z^3 - 497*y^9*z^3 + 74*y^10*z^3 + y^11*z^3 - 2*z^4 + 48*y*z^4 - 370*y^2*z^4 + 1047*y^3*z^4 - 1908*y^4*z^4 + 2907*y^5*z^4 - 3397*y^6*z^4 + 2717*y^7*z^4 - 1403*y^8*z^4 + 386*y^9*z^4 - 25*y^10*z^4 + 12*z^5 - 226*y*z^5 + 1066*y^2*z^5 - 1691*y^3*z^5 + 1242*y^4*z^5 - 1044*y^5*z^5 + 1466*y^6*z^5 - 1360*y^7*z^5 + 604*y^8*z^5 - 81*y^9*z^5 - 62*z^6 + 666*y*z^6 - 1847*y^2*z^6 + 1316*y^3*z^6 + 837*y^4*z^6 - 1345*y^5*z^6 + 358*y^6*z^6 + 120*y^7*z^6 - 43*y^8*z^6 + 192*z^7 - 1193*y*z^7 + 2038*y^2*z^7 - 507*y^3*z^7 - 1476*y^4*z^7 + 1447*y^5*z^7 - 572*y^6*z^7 + 107*y^7*z^7 - 326*z^8 + 1325*y*z^8 - 1625*y^2*z^8 + 508*y^3*z^8 + 406*y^4*z^8 - 433*y^5*z^8 + 145*y^6*z^8 + 316*z^9 - 956*y*z^9 + 1118*y^2*z^9 - 746*y^3*z^9 + 228*y^4*z^9 + 4*y^5*z^9 - 178*z^10 + 476*y*z^10 - 627*y^2*z^10 + 437*y^3*z^10 - 108*y^4*z^10 + 56*z^11 - 163*y*z^11 + 202*y^2*z^11 - 83*y^3*z^11 - 8*z^12 + 29*y*z^12 - 21*y^2*z^12))/(12*(-1 + y)*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2* (y + z)^3) + (((6*I)*Pi*z*(2 - 2*y - 2*z + y*z))/y^2 + (-12*y^5 + 62*y^6 - 114*y^7 + 90*y^8 - 26*y^9 - 32*y^4*z + 226*y^5*z - 583*y^6*z + 694*y^7*z - 383*y^8*z + 78*y^9*z - 10*y^3*z^2 + 246*y^4*z^2 - 1071*y^5*z^2 + 1919*y^6*z^2 - 1655*y^7*z^2 + 671*y^8*z^2 - 100*y^9*z^2 - 76*y^2*z^3 + 210*y^3*z^3 - 868*y^4*z^3 + 2439*y^5*z^3 - 3237*y^6*z^3 + 2073*y^7*z^3 - 572*y^8*z^3 + 32*y^9*z^3 - 92*y*z^4 + 586*y^2*z^4 - 1006*y^3*z^4 + 1834*y^4*z^4 - 3273*y^5*z^4 + 3121*y^6*z^4 - 1312*y^7*z^4 + 146*y^8*z^4 - 38*z^5 + 558*y*z^5 - 1827*y^2*z^5 + 2290*y^3*z^5 - 2478*y^4*z^5 + 2657*y^5*z^5 - 1545*y^6*z^5 + 266*y^7*z^5 + 196*z^6 - 1411*y*z^6 + 3067*y^2*z^6 - 2954*y^3*z^6 + 2038*y^4*z^6 - 1121*y^5*z^6 + 247*y^6*z^6 - 420*z^7 + 1935*y*z^7 - 3064*y^2*z^7 + 2242*y^3*z^7 - 890*y^4*z^7 + 155*y^5*z^7 + 480*z^8 - 1564*y*z^8 + 1866*y^2*z^8 - 942*y^3*z^8 + 150*y^4*z^8 - 310*z^9 + 754*y*z^9 - 657*y^2*z^9 + 170*y^3*z^9 + 108*z^10 - 205*y*z^10 + 105*y^2*z^10 - 16*z^11 + 25*y*z^11)/ (2*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^3))*G[1, 0, y] + (3*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)* G[1, 1, y])/(2*y^2*z) + (9*(-1 + y)^2*y*G[0, 0, 0, y])/ (-1 + y + z)^2 + (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z - y*z^2 + 4*y^2*z^2 - y^3*z^2 - 6*y^4*z^2 + 4*y^5*z^2 - 2*z^3 + 10*y*z^3 - 18*y^2*z^3 + 10*y^3*z^3 + 6*z^4 - 18*y*z^4 + 18*y^2*z^4 - 2*y^3*z^4 - 6*z^5 + 10*y*z^5 - 4*y^2*z^5 + 2*z^6 - y*z^6)*G[0, 0, 1, y])/ (y^2*z^2*(-1 + y + z)^2) - (3*(y^3 - 2*y^4 + y^5 - y*z^2 + 2*y^2*z^2 - y^3*z^2 + 6*z^3 - 4*y*z^3 - 2*y^2*z^3 - 6*z^4 + 3*y*z^4)*G[0, 1, 0, y])/(y^2*z^2) - (3*(y - 3*y^2 + y^3 + y^4 + 2*z - 7*y*z + 8*y^2*z - 5*y^3*z - 4*z^2 + 7*y*z^2 - 3*y^2*z^2 + 2*z^3 - y*z^3)*G[0, 1, 1, y])/ (y^2*(-1 + y + z)) - (3*(y^3 - 2*y^4 + y^5 + 4*z^3 - 4*y*z^3 - 4*z^4 + 2*y*z^4)*G[1, 0, 0, y])/(y^2*z^2) + (3*y*(1 - 4*y + 6*y^2 - 4*y^3 + y^4 - 4*z + 12*y*z - 12*y^2*z + 4*y^3*z + 6*z^2 - 12*y*z^2 + 6*y^2*z^2 - 4*z^3 + 4*y*z^3 + 3*z^4)* G[1, 0, 1, y])/(z^2*(-1 + y + z)^2) - (3*(y - 2*y^2 + y^3 - 2*z + 2*y^2*z + 2*z^2 - y*z^2)*G[1, 1, 0, y])/ y^2 + (3*(4*y^3 - 16*y^4 + 24*y^5 - 16*y^6 + 4*y^7 - 14*y^3*z + 42*y^4*z - 42*y^5*z + 14*y^6*z - 3*y*z^2 + 12*y^2*z^2 + 2*y^3*z^2 - 28*y^4*z^2 + 17*y^5*z^2 + 2*z^3 + 6*y*z^3 - 30*y^2*z^3 + 22*y^3*z^3 - 6*z^4 - 2*y*z^4 + 22*y^2*z^4 - 6*y^3*z^4 + 6*z^5 - 2*y*z^5 - 4*y^2*z^5 - 2*z^6 + y*z^6)*Zeta[3])/ (y^2*z^2*(-1 + y + z)^2)) + G[1, z]* (((I/6)*Pi^3*(-2*y + 8*y^2 - 10*y^3 + 4*y^4 + 2*z - 18*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 6*z^2 + 43*y*z^2 - 50*y^2*z^2 + 12*y^3*z^2 + 6*z^3 - 24*y*z^3 + 6*y^2*z^3 - 2*z^4 + y*z^4))/ (y^2*(-1 + y + z)^2) + (Pi^4*(51*y - 204*y^2 + 255*y^3 - 102*y^4 + 164*z - 696*y*z + 1104*y^2*z - 776*y^3*z + 204*y^4*z - 492*z^2 + 1321*y*z^2 - 1166*y^2*z^2 + 299*y^3*z^2 + 492*z^3 - 758*y*z^3 + 266*y^2*z^3 - 164*z^4 + 82*y*z^4))/(120*y^2*(-1 + y + z)^2) + (Pi^2*(-y^3 + 2*y^4 + 5*y^5 - 16*y^6 + 14*y^7 - 4*y^8 - 10*y^3*z + 60*y^4*z - 116*y^5*z + 94*y^6*z - 32*y^7*z + 4*y^8*z + 3*y*z^2 - 40*y^2*z^2 + 182*y^3*z^2 - 310*y^4*z^2 + 261*y^5*z^2 - 114*y^6*z^2 + 18*y^7*z^2 + 2*z^3 - 42*y*z^3 + 326*y^2*z^3 - 914*y^3*z^3 + 1178*y^4*z^3 - 760*y^5*z^3 + 176*y^6*z^3 - 14*z^4 + 239*y*z^4 - 1416*y^2*z^4 + 2823*y^3*z^4 - 2294*y^4*z^4 + 596*y^5*z^4 + 72*z^5 - 832*y*z^5 + 2836*y^2*z^5 - 3100*y^3*z^5 + 916*y^4*z^5 - 152*z^6 + 1144*y*z^6 - 1994*y^2*z^6 + 726*y^3*z^6 + 134*z^7 - 556*y*z^7 + 288*y^2*z^7 - 42*z^8 + 44*y*z^8))/ (24*y^2*z^2*(-1 + y + z)^2*(y + z)^2) + (Pi^2*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[0, 0, y])/ (y^2*(-1 + y + z)^2) - (Pi^2*(y - 4*y^2 + 5*y^3 - 2*y^4 - 4*z + 8*y*z - 8*y^3*z + 4*y^4*z + 12*z^2 - 21*y*z^2 + 6*y^2*z^2 + y^3*z^2 - 12*z^3 + 14*y*z^3 - 2*y^2*z^3 + 4*z^4 - 2*y*z^4)* G[0, 1, y])/(2*y^2*(-1 + y + z)^2) + (Pi^2*(y - 4*y^2 + 5*y^3 - 2*y^4 + 4*z - 16*y*z + 24*y^2*z - 16*y^3*z + 4*y^4*z - 12*z^2 + 31*y*z^2 - 26*y^2*z^2 + 7*y^3*z^2 + 12*z^3 - 18*y*z^3 + 6*y^2*z^3 - 4*z^4 + 2*y*z^4)*G[1, 0, y])/ (y^2*(-1 + y + z)^2) - (Pi^2*(-3*y + 9*y^2 - 6*y^3 - 14*z + 37*y*z - 32*y^2*z + 12*y^3*z + 28*z^2 - 41*y*z^2 + 13*y^2*z^2 - 14*z^3 + 7*y*z^3)*G[1, 1, y])/(2*y^2*(-1 + y + z)) + (((-6*I)*Pi*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3))/ (y^2*(-1 + y + z)) - (-7*y + 24*y^2 - 24*y^3 + 2*y^4 + 7*y^5 - 2*y^6 - 16*z + 125*y*z - 270*y^2*z + 204*y^3*z + 30*y^4*z - 97*y^5*z + 24*y^6*z + 88*z^2 - 523*y*z^2 + 894*y^2*z^2 - 459*y^3*z^2 - 264*y^4*z^2 + 300*y^5*z^2 - 60*y^6*z^2 - 206*z^3 + 1091*y*z^3 - 1642*y^2*z^3 + 717*y^3*z^3 + 268*y^4*z^3 - 140*y^5*z^3 - 32*y^6*z^3 + 284*z^4 - 1519*y*z^4 + 2296*y^2*z^4 - 1267*y^3*z^4 + 234*y^4*z^4 - 79*y^5*z^4 + 6*y^6*z^4 - 290*z^5 + 1667*y*z^5 - 2538*y^2*z^5 + 1533*y^3*z^5 - 378*y^4*z^5 + 9*y^5*z^5 + 256*z^6 - 1405*y*z^6 + 1846*y^2*z^6 - 894*y^3*z^6 + 108*y^4*z^6 - 178*z^7 + 773*y*z^7 - 718*y^2*z^7 + 190*y^3*z^7 + 76*z^8 - 226*y*z^8 + 108*y^2*z^8 - 14*z^9 + 24*y*z^9)/ (2*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2))*G[0, 0, 1, y] + (((6*I)*Pi*(-1 + y)*(-1 + 3*y - 2*y^2 + 4*z - 8*y*z + 4*y^2*z - 5*z^2 + 5*y*z^2 + 2*z^3))/(y*(-1 + y + z)^2) + (-4*y + 18*y^2 - 21*y^3 + 2*y^4 + 7*y^5 - 2*y^6 - 8*z + 62*y*z - 152*y^2*z + 159*y^3*z - 85*y^5*z + 24*y^6*z + 36*z^2 - 210*y*z^2 + 382*y^2*z^2 - 325*y^3*z^2 - 120*y^4*z^2 + 252*y^5*z^2 - 60*y^6*z^2 - 46*z^3 + 296*y*z^3 - 566*y^2*z^3 + 561*y^3*z^3 - 8*y^4*z^3 - 68*y^5*z^3 - 32*y^6*z^3 - 32*z^4 - 219*y*z^4 + 920*y^2*z^4 - 1188*y^3*z^4 + 498*y^4*z^4 - 127*y^5*z^4 + 6*y^6*z^4 + 150*z^5 + 169*y*z^5 - 1348*y^2*z^5 + 1504*y^3*z^5 - 504*y^4*z^5 + 21*y^5*z^5 - 172*z^6 - 192*y*z^6 + 1142*y^2*z^6 - 870*y^3*z^6 + 132*y^4*z^6 + 94*z^7 + 130*y*z^7 - 462*y^2*z^7 + 180*y^3*z^7 - 24*z^8 - 31*y*z^8 + 66*y^2*z^8 + 2*z^9 - y*z^9)/(2*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2))* G[0, 1, 0, y] + (((6*I)*Pi*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3))/(y^2*(-1 + y + z)) + (-7*y + 24*y^2 - 24*y^3 + 2*y^4 + 7*y^5 - 2*y^6 - 16*z + 125*y*z - 270*y^2*z + 204*y^3*z + 30*y^4*z - 97*y^5*z + 24*y^6*z + 88*z^2 - 523*y*z^2 + 894*y^2*z^2 - 459*y^3*z^2 - 264*y^4*z^2 + 300*y^5*z^2 - 60*y^6*z^2 - 206*z^3 + 1091*y*z^3 - 1642*y^2*z^3 + 717*y^3*z^3 + 268*y^4*z^3 - 140*y^5*z^3 - 32*y^6*z^3 + 284*z^4 - 1519*y*z^4 + 2296*y^2*z^4 - 1267*y^3*z^4 + 234*y^4*z^4 - 79*y^5*z^4 + 6*y^6*z^4 - 290*z^5 + 1667*y*z^5 - 2538*y^2*z^5 + 1533*y^3*z^5 - 378*y^4*z^5 + 9*y^5*z^5 + 256*z^6 - 1405*y*z^6 + 1846*y^2*z^6 - 894*y^3*z^6 + 108*y^4*z^6 - 178*z^7 + 773*y*z^7 - 718*y^2*z^7 + 190*y^3*z^7 + 76*z^8 - 226*y*z^8 + 108*y^2*z^8 - 14*z^9 + 24*y*z^9)/(2*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2))*G[1, 0, 1, y] + (((-6*I)*Pi*(-1 + y)*(-1 + 3*y - 2*y^2 + 4*z - 8*y*z + 4*y^2*z - 5*z^2 + 5*y*z^2 + 2*z^3))/(y*(-1 + y + z)^2) - (-4*y + 18*y^2 - 21*y^3 + 2*y^4 + 7*y^5 - 2*y^6 - 8*z + 62*y*z - 152*y^2*z + 159*y^3*z - 85*y^5*z + 24*y^6*z + 36*z^2 - 210*y*z^2 + 382*y^2*z^2 - 325*y^3*z^2 - 120*y^4*z^2 + 252*y^5*z^2 - 60*y^6*z^2 - 46*z^3 + 296*y*z^3 - 566*y^2*z^3 + 561*y^3*z^3 - 8*y^4*z^3 - 68*y^5*z^3 - 32*y^6*z^3 - 32*z^4 - 219*y*z^4 + 920*y^2*z^4 - 1188*y^3*z^4 + 498*y^4*z^4 - 127*y^5*z^4 + 6*y^6*z^4 + 150*z^5 + 169*y*z^5 - 1348*y^2*z^5 + 1504*y^3*z^5 - 504*y^4*z^5 + 21*y^5*z^5 - 172*z^6 - 192*y*z^6 + 1142*y^2*z^6 - 870*y^3*z^6 + 132*y^4*z^6 + 94*z^7 + 130*y*z^7 - 462*y^2*z^7 + 180*y^3*z^7 - 24*z^8 - 31*y*z^8 + 66*y^2*z^8 + 2*z^9 - y*z^9)/(2*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2))* G[1, 1, 0, y] + (3*(3*y - 12*y^2 + 15*y^3 - 6*y^4 + 6*z - 30*y*z + 54*y^2*z - 42*y^3*z + 12*y^4*z - 18*z^2 + 54*y*z^2 - 54*y^2*z^2 + 14*y^3*z^2 + 18*z^3 - 30*y*z^3 + 12*y^2*z^3 - 6*z^4 + 3*y*z^4)* G[0, 0, 0, 1, y])/(y^2*(-1 + y + z)^2) - (3*(2*y - 8*y^2 + 10*y^3 - 4*y^4 - 2*z - 2*y*z + 18*y^2*z - 22*y^3*z + 8*y^4*z + 6*z^2 - 3*y*z^2 - 12*y^2*z^2 + 9*y^3*z^2 - 6*z^3 + 4*y*z^3 + 2*y^2*z^3 + 2*z^4 - y*z^4)*G[0, 0, 1, 0, y])/ (y^2*(-1 + y + z)^2) + (6*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)* G[0, 0, 1, 1, y])/(y^2*(-1 + y + z)) - (6*(-1 + y)*(-1 + 3*y - 2*y^2 + 4*z - 8*y*z + 4*y^2*z - 5*z^2 + 5*y*z^2 + 2*z^3)*G[0, 1, 0, 0, y])/(y*(-1 + y + z)^2) - (6*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 4*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[0, 1, 0, 1, y])/ (y^2*(-1 + y + z)^2) + (3*(y - 4*y^2 + 5*y^3 - 2*y^4 - 4*z + 8*y*z - 8*y^3*z + 4*y^4*z + 12*z^2 - 21*y*z^2 + 6*y^2*z^2 + 3*y^3*z^2 - 12*z^3 + 14*y*z^3 - 2*y^2*z^3 + 4*z^4 - 2*y*z^4)* G[0, 1, 1, 0, y])/(y^2*(-1 + y + z)^2) + (3*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 9*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 0, 0, 1, y])/ (y^2*(-1 + y + z)^2) - (6*(y - 4*y^2 + 5*y^3 - 2*y^4 + 6*z - 22*y*z + 30*y^2*z - 18*y^3*z + 4*y^4*z - 18*z^2 + 44*y*z^2 - 34*y^2*z^2 + 8*y^3*z^2 + 18*z^3 - 26*y*z^3 + 8*y^2*z^3 - 6*z^4 + 3*y*z^4)*G[1, 0, 1, 0, y])/(y^2*(-1 + y + z)^2) - (6*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[1, 0, 1, 1, y])/ (y^2*(-1 + y + z)) + (6*(-1 + y)*(-1 + 3*y - 2*y^2 + 4*z - 8*y*z + 4*y^2*z - 5*z^2 + 5*y*z^2 + 2*z^3)*G[1, 1, 0, 0, y])/ (y*(-1 + y + z)^2) - (3*(2*y - 8*y^2 + 10*y^3 - 4*y^4 + 4*z - 20*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 12*z^2 + 36*y*z^2 - 36*y^2*z^2 + 15*y^3*z^2 + 12*z^3 - 20*y*z^3 + 8*y^2*z^3 - 4*z^4 + 2*y*z^4)*G[1, 1, 0, 1, y])/(y^2*(-1 + y + z)^2) + (3*(3*y - 12*y^2 + 15*y^3 - 6*y^4 + 14*z - 54*y*z + 78*y^2*z - 50*y^3*z + 12*y^4*z - 42*z^2 + 106*y*z^2 - 86*y^2*z^2 + 22*y^3*z^2 + 42*z^3 - 62*y*z^3 + 20*y^2*z^3 - 14*z^4 + 7*y*z^4)* G[1, 1, 1, 0, y])/(y^2*(-1 + y + z)^2) + (((6*I)*Pi*(3*y - 12*y^2 + 15*y^3 - 6*y^4 + 8*z - 36*y*z + 60*y^2*z - 44*y^3*z + 12*y^4*z - 24*z^2 + 67*y*z^2 - 62*y^2*z^2 + 19*y^3*z^2 + 24*z^3 - 38*y*z^3 + 14*y^2*z^3 - 8*z^4 + 4*y*z^4))/(y^2*(-1 + y + z)^2) + (-23*y + 80*y^2 - 64*y^3 - 38*y^4 + 63*y^5 - 18*y^6 - 50*z + 399*y*z - 860*y^2*z + 610*y^3*z + 258*y^4*z - 477*y^5*z + 120*y^6*z + 276*z^2 - 1664*y*z^2 + 2802*y^2*z^2 - 1449*y^3*z^2 - 1060*y^4*z^2 + 1224*y^5*z^2 - 252*y^6*z^2 - 668*z^3 + 3544*y*z^3 - 5186*y^2*z^3 + 2361*y^3*z^3 + 1048*y^4*z^3 - 696*y^5*z^3 - 48*y^6*z^3 + 1012*z^4 - 5214*y*z^4 + 7506*y^2*z^4 - 4111*y^3*z^4 + 558*y^4*z^4 - 123*y^5*z^4 + 6*y^6*z^4 - 1200*z^5 + 6118*y*z^5 - 8584*y^2*z^5 + 4851*y^3*z^5 - 1082*y^4*z^5 + 9*y^5*z^5 + 1180*z^6 - 5384*y*z^6 + 6366*y^2*z^6 - 2780*y^3*z^6 + 316*y^4*z^6 - 836*z^7 + 3024*y*z^7 - 2506*y^2*z^7 + 582*y^3*z^7 + 348*z^8 - 899*y*z^8 + 382*y^2*z^8 - 62*z^9 + 99*y*z^9)/(2*y^2*(-1 + z)^3* z^2*(-1 + y + z)^2))*Zeta[3]) + G[1 - y, z]* ((((4*I)/9)*Pi*(-1 + y + z)*(9*y^3 - 9*y^4 - 28*y^2*z - 51*y^3*z + 9*y^4*z - 45*y*z^2 - 41*y^2*z^2 + 24*y^3*z^2 + 9*z^3 - 9*y*z^3 + 33*y^2*z^3 - 27*z^4 + 36*y*z^4 + 18*z^5))/(y*(-1 + z)*z* (y + z)^2) + ((-1 + y + z)*(351*y^3 - 351*y^4 - 976*y^2*z - 2121*y^3*z + 351*y^4*z - 1350*y*z^2 - 2009*y^2*z^2 + 960*y^3*z^2 + 351*z^3 - 918*y*z^3 + 1365*y^2*z^3 - 1053*z^4 + 1458*y*z^4 + 702*z^5))/(27*y*(-1 + z)*z*(y + z)^2) + (Pi^4*(-82*y^3 + 246*y^4 - 246*y^5 + 82*y^6 + 184*y^3*z - 368*y^4*z + 184*y^5*z + 51*y*z^2 - 153*y^2*z^2 + 14*y^3*z^2 + 88*y^4*z^2 + 164*z^3 - 481*y*z^3 + 470*y^2*z^3 - 88*y^3*z^3 - 328*z^4 + 512*y*z^4 - 184*y^2*z^4 + 164*z^5 - 82*y*z^5))/ (120*y^2*z^2*(-1 + y + z)) + ((I/6)*Pi^3*(-y^6 + 4*y^7 - 6*y^8 + 4*y^9 - y^10 - 7*y^5*z + 32*y^6*z - 57*y^7*z + 49*y^8*z - 20*y^9*z + 3*y^10*z - 14*y^4*z^2 + 80*y^5*z^2 - 179*y^6*z^2 + 204*y^7*z^2 - 124*y^8*z^2 + 36*y^9*z^2 - 3*y^10*z^2 + 18*y^3*z^3 + 2*y^4*z^3 - 184*y^5*z^3 + 383*y^6*z^3 - 370*y^7*z^3 + 200*y^8*z^3 - 50*y^9*z^3 + y^10*z^3 + 24*y^2*z^4 - 192*y^3*z^4 + 264*y^4*z^4 + 112*y^5*z^4 - 513*y^6*z^4 + 488*y^7*z^4 - 191*y^8*z^4 + 14*y^9*z^4 + 16*y*z^5 - 192*y^2*z^5 + 684*y^3*z^5 - 740*y^4*z^5 + 4*y^5*z^5 + 499*y^6*z^5 - 311*y^7*z^5 + 40*y^8*z^5 + 2*z^6 - 92*y*z^6 + 555*y^2*z^6 - 1160*y^3*z^6 + 872*y^4*z^6 - 48*y^5*z^6 - 189*y^6*z^6 + 42*y^7*z^6 - 10*z^7 + 211*y*z^7 - 788*y^2*z^7 + 1063*y^3*z^7 - 577*y^4*z^7 + 101*y^5*z^7 + 20*z^8 - 244*y*z^8 + 595*y^2*z^8 - 544*y^3*z^8 + 233*y^4*z^8 - 42*y^5*z^8 - 20*z^9 + 146*y*z^9 - 231*y^2*z^9 + 145*y^3*z^9 - 40*y^4*z^9 + 10*z^10 - 40*y*z^10 + 38*y^2*z^10 - 14*y^3*z^10 - 2*z^11 + 3*y*z^11 - y^2*z^11))/ ((-1 + y)*y^2*(-1 + z)^3*z^2*(-1 + y + z)*(y + z)^3) + (Pi^2*(3*y^4 - 27*y^5 + 150*y^6 - 450*y^7 + 735*y^8 - 663*y^9 + 312*y^10 - 60*y^11 + 3*y^3*z - 90*y^4*z + 759*y^5*z - 2736*y^6*z + 5235*y^7*z - 5772*y^8*z + 3687*y^9*z - 1266*y^10*z + 180*y^11*z - 9*y^2*z^2 - 48*y^3*z^2 + 1114*y^4*z^2 - 5515*y^5*z^2 + 13983*y^6*z^2 - 21124*y^7*z^2 + 19366*y^8*z^2 - 10173*y^9*z^2 + 2586*y^10*z^2 - 180*y^11*z^2 - 15*y*z^3 + 126*y^2*z^3 - 650*y^3*z^3 - 514*y^4*z^3 + 11232*y^5*z^3 - 33682*y^6*z^3 + 48862*y^7*z^3 - 38316*y^8*z^3 + 15417*y^9*z^3 - 2520*y^10*z^3 + 60*y^11*z^3 - 6*z^4 + 171*y*z^4 - 2433*y^2*z^4 + 12525*y^3*z^4 - 22503*y^4*z^4 + 495*y^5*z^4 + 49893*y^6*z^4 - 70605*y^7*z^4 + 42786*y^8*z^4 - 11067*y^9*z^4 + 744*y^10*z^4 + 60*z^5 - 1782*y*z^5 + 16812*y^2*z^5 - 59316*y^3*z^5 + 85792*y^4*z^5 - 32260*y^5*z^5 - 46374*y^6*z^5 + 57451*y^7*z^5 - 22540*y^8*z^5 + 2511*y^9*z^5 - 360*z^6 + 8526*y*z^6 - 53709*y^2*z^6 + 134371*y^3*z^6 - 147313*y^4*z^6 + 55701*y^5*z^6 + 19990*y^6*z^6 - 20947*y^7*z^6 + 3741*y^8*z^6 + 1236*z^7 - 21105*y*z^7 + 94026*y^2*z^7 - 171378*y^3*z^7 + 143094*y^4*z^7 - 50211*y^5*z^7 + 1410*y^6*z^7 + 1866*y^7*z^7 - 2460*z^8 + 29913*y*z^8 - 96519*y^2*z^8 + 129327*y^3*z^8 - 82706*y^4*z^8 + 24935*y^5*z^8 - 2490*y^6*z^8 + 2916*z^9 - 25068*y*z^9 + 58332*y^2*z^9 - 56915*y^3*z^9 + 26906*y^4*z^9 - 5109*y^5*z^9 - 2040*z^10 + 12060*y*z^10 - 19566*y^2*z^10 + 13329*y^3*z^10 - 3783*y^4*z^10 + 780*z^11 - 2958*y*z^11 + 3072*y^2*z^11 - 1248*y^3*z^11 - 126*z^12 + 258*y*z^12 - 132*y^2*z^12))/ (72*(-1 + y)*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2*(y + z)^3) + (((-I)*Pi*(-y + 3*y^2 - 3*y^3 + y^4 + 6*z - 13*y*z + 8*y^2*z - y^3*z - 12*z^2 + 8*y*z^2 + 4*y^2*z^2 + 6*z^3))/ (z^2*(-1 + y + z)) - (1 - 22*y + 56*y^2 - 50*y^3 + 15*y^4 + 39*z - 74*y*z - 23*y^2*z + 88*y^3*z - 30*y^4*z - 154*z^2 + 276*y*z^2 - 59*y^2*z^2 - 54*y^3*z^2 + 15*y^4*z^2 + 217*z^3 - 240*y*z^3 + 25*y^2*z^3 - 16*y^3*z^3 - 133*z^4 + 58*y*z^4 + y^2*z^4 + 30*z^5 + 2*y*z^5)/(2*(-1 + z)^2*z^2*(-1 + y + z)) - (Pi^2*(2*y^3 - 8*y^4 + 12*y^5 - 8*y^6 + 2*y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z + 2*y*z^2 - 8*y^2*z^2 + 15*y^3*z^2 - 14*y^4*z^2 + 5*y^5*z^2 + 4*z^3 - 20*y*z^3 + 36*y^2*z^3 - 28*y^3*z^3 + 8*y^4*z^3 - 12*z^4 + 36*y*z^4 - 36*y^2*z^4 + 12*y^3*z^4 + 12*z^5 - 20*y*z^5 + 8*y^2*z^5 - 4*z^6 + 2*y*z^6))/(2*y^2*z^2*(-1 + y + z)^2))*G[0, 0, y] + (-1/2*(Pi^2*(2*y^3 - 4*y^4 + 2*y^5 + y*z - 3*y^2*z + y^3*z + y^4* z - 8*z^2 + 13*y*z^2 - 2*y^2*z^2 - y^3*z^2 + 16*z^3 - 18*y* z^3 + 2*y^2*z^3 - 8*z^4 + 4*y*z^4))/(y^2*z*(-1 + y + z)) + (I*Pi*(y^2 - 3*y^3 + 3*y^4 - y^5 + 4*y*z - 9*y^2*z + 9*y^3*z - 7*y^4*z + 3*y^5*z - 3*z^2 - 15*y*z^2 + 33*y^2*z^2 - 15*y^3*z^2 + 3*y^4*z^2 - 3*y^5*z^2 + 5*z^3 + 45*y*z^3 - 87*y^2*z^3 + 61*y^3*z^3 - 19*y^4*z^3 + y^5*z^3 + 3*z^4 - 77*y*z^4 + 97*y^2*z^4 - 45*y^3*z^4 + 4*y^4*z^4 - 9*z^5 + 59*y*z^5 - 41*y^2*z^5 + 9*y^3*z^5 + 4*z^6 - 16*y*z^6 + 6*y^2*z^6))/((-1 + y)*y*(-1 + z)^3*z^2) + (-y^3 - 5*y^5 + 42*y^6 - 81*y^7 + 62*y^8 - 17*y^9 - 30*y^3*z + 89*y^4*z - 43*y^5*z - 144*y^6*z + 262*y^7*z - 185*y^8*z + 51*y^9*z + 3*y*z^2 + 34*y^2*z^2 + 61*y^3*z^2 - 229*y^4*z^2 - 237*y^5*z^2 + 990*y^6*z^2 - 946*y^7*z^2 + 375*y^8*z^2 - 51*y^9*z^2 + 2*z^3 - 18*y*z^3 - 91*y^2*z^3 + 227*y^3*z^3 - 1375*y^4*z^3 + 3655*y^5*z^3 - 4062*y^6*z^3 + 2086*y^7*z^3 - 441*y^8*z^3 + 17*y^9*z^3 - 18*z^4 + 120*y*z^4 + 181*y^2*z^4 - 2448*y^3*z^4 + 7633*y^4*z^4 - 10185*y^5*z^4 + 6558*y^6*z^4 - 1864*y^7*z^4 + 141*y^8*z^4 + 50*z^5 - 208*y*z^5 - 1239*y^2*z^5 + 7643*y^3*z^5 - 14140*y^4*z^5 + 11546*y^5*z^5 - 4265*y^6*z^5 + 495*y^7*z^5 - 18*z^6 - 290*y*z^6 + 3765*y^2*z^6 - 11040*y^3*z^6 + 12114*y^4*z^6 - 5696*y^5*z^6 + 929*y^6*z^6 - 170*z^7 + 1332*y*z^7 - 5153*y^2*z^7 + 7991*y^3*z^7 - 4777*y^4*z^7 + 1013*y^5*z^7 + 378*z^8 - 1714*y*z^8 + 3503*y^2*z^8 - 2734*y^3*z^8 + 685*y^4*z^8 - 362*z^9 + 1046*y*z^9 - 1133*y^2*z^9 + 331*y^3*z^9 + 170*z^10 - 303*y*z^10 + 133*y^2*z^10 - 32*z^11 + 32*y*z^11)/ (4*(-1 + y)*y^2*(-1 + z)^3*z^2*(-1 + y + z)*(y + z)^2))* G[0, 1, y] + ((Pi^2*(y^3 - 2*y^4 + y^5 - 4*y*z^2 + 8*y^2*z^2 - 4*y^3*z^2 - 12*z^3 + 20*y*z^3 - 8*y^2*z^3 + 12*z^4 - 6*y*z^4))/ (2*y^2*z^2) - (I*Pi*(6*y^4 - 24*y^5 + 30*y^6 - 12*y^7 + 15*y^3*z - 85*y^4*z + 166*y^5*z - 132*y^6*z + 36*y^7*z - 17*y^2*z^2 - 53*y^3*z^2 + 313*y^4*z^2 - 440*y^5*z^2 + 256*y^6*z^2 - 58*y^7*z^2 - 22*y*z^3 + 138*y^2*z^3 + 79*y^3*z^3 - 609*y^4*z^3 + 661*y^5*z^3 - 271*y^6*z^3 + 18*y^7*z^3 - 12*z^4 + 142*y*z^4 - 360*y^2*z^4 - 153*y^3*z^4 + 760*y^4*z^4 - 519*y^5*z^4 + 69*y^6*z^4 + 60*z^5 - 334*y*z^5 + 408*y^2*z^5 + 261*y^3*z^5 - 485*y^4*z^5 + 108*y^5*z^5 - 120*z^6 + 376*y*z^6 - 212*y^2*z^6 - 173*y^3*z^6 + 84*y^4*z^6 + 120*z^7 - 214*y*z^7 + 52*y^2*z^7 + 24*y^3*z^7 - 60*z^8 + 58*y*z^8 - 9*y^2*z^8 + 12*z^9 - 6*y*z^9))/(y*(-1 + z)^3*z* (-1 + y + z)*(y + z)^3) - (8*y^4 - 37*y^5 + 66*y^6 - 56*y^7 + 22*y^8 - 3*y^9 + 44*y^3*z - 295*y^4*z + 759*y^5*z - 968*y^6*z + 628*y^7*z - 177*y^8*z + 9*y^9*z + 84*y^2*z^2 - 696*y^3*z^2 + 2293*y^4*z^2 - 4246*y^5*z^2 + 4598*y^6*z^2 - 2643*y^7*z^2 + 619*y^8*z^2 - 9*y^9*z^2 + 68*y*z^3 - 530*y^2*z^3 + 2452*y^3*z^3 - 7172*y^4*z^3 + 12566*y^5*z^3 - 11737*y^6*z^3 + 5105*y^7*z^3 - 761*y^8*z^3 + 3*y^9*z^3 + 20*z^4 - 96*y*z^4 + 2*y^2*z^4 - 2913*y^3*z^4 + 13996*y^4*z^4 - 23073*y^5*z^4 + 16023*y^6*z^4 - 4300*y^7*z^4 + 249*y^8*z^4 + 44*z^5 - 1354*y*z^5 + 4851*y^2*z^5 + 809*y^3*z^5 - 19779*y^4*z^5 + 24701*y^5*z^5 - 10348*y^6*z^5 + 1122*y^7*z^5 - 648*z^6 + 5666*y*z^6 - 11713*y^2*z^6 - 239*y^3*z^6 + 18015*y^4*z^6 - 13145*y^5*z^6 + 2222*y^6*z^6 + 1884*z^7 - 9688*y*z^7 + 12451*y^2*z^7 + 1475*y^3*z^7 - 8463*y^4*z^7 + 2427*y^5*z^7 - 2636*z^8 + 8720*y*z^8 - 6837*y^2*z^8 - 1096*y^3*z^8 + 1397*y^4*z^8 + 2004*z^9 - 4270*y*z^9 + 1944*y^2*z^9 + 164*y^3*z^9 - 800*z^10 + 1054*y*z^10 - 252*y^2*z^10 + 132*z^11 - 100*y*z^11)/(4*y*(-1 + z)^3*z^2*(-1 + y + z)^2*(y + z)^3))* G[1, 0, y] + (-1/6*((-1 + y + z)*(-63*y^3 + 63*y^4 - 20*y^2*z + 63* y^3*z + 141*y*z^2 - 63*y^2*z^2 + 126*z^3 - 63*y*z^3))/ (y*z*(y + z)^2) + (Pi^2*(2*y^3 - 8*y^4 + 12*y^5 - 8*y^6 + 2*y^7 - 8*y^3*z + 24*y^4*z - 24*y^5*z + 8*y^6*z + 5*y*z^2 - 20*y^2*z^2 + 42*y^3*z^2 - 44*y^4*z^2 + 17*y^5*z^2 + 16*z^3 - 68*y*z^3 + 108*y^2*z^3 - 84*y^3*z^3 + 28*y^4*z^3 - 48*z^4 + 129*y*z^4 - 114*y^2*z^4 + 36*y^3*z^4 + 48*z^5 - 74*y*z^5 + 26*y^2*z^5 - 16*z^6 + 8*y*z^6))/(2*y^2*z^2*(-1 + y + z)^2))* G[1, 1, y] + ((-3*y + 9*y^2 - 9*y^3 + 3*y^4 + 14*z - 31*y*z + 20*y^2*z - 3*y^3*z - 28*z^2 + 16*y*z^2 + 12*y^2*z^2 + 14*z^3)* G[0, 0, 0, y])/(2*z^2*(-1 + y + z)) + (((6*I)*Pi*(-1 + y + z)*(y + z)*(-y^2 + y^3 + y*z - 2*z^2 + y*z^2))/ (y^2*z^2) + (-7*y + 24*y^2 - 30*y^3 + 20*y^4 - 15*y^5 + 12*y^6 - 4*y^7 - 14*z + 108*y*z - 239*y^2*z + 235*y^3*z - 153*y^4*z + 113*y^5*z - 62*y^6*z + 12*y^7*z + 62*z^2 - 390*y*z^2 + 749*y^2*z^2 - 696*y^3*z^2 + 485*y^4*z^2 - 312*y^5*z^2 + 114*y^6*z^2 - 12*y^7*z^2 - 110*z^3 + 666*y*z^3 - 1229*y^2*z^3 + 1207*y^3*z^3 - 896*y^4*z^3 + 470*y^5*z^3 - 112*y^6*z^3 + 4*y^7*z^3 + 102*z^4 - 693*y*z^4 + 1357*y^2*z^4 - 1418*y^3*z^4 + 914*y^4*z^4 - 312*y^5*z^4 + 32*y^6*z^4 - 62*z^5 + 536*y*z^5 - 1126*y^2*z^5 + 1100*y^3*z^5 - 466*y^4*z^5 + 72*y^5*z^5 + 38*z^6 - 332*y*z^6 + 638*y^2*z^6 - 494*y^3*z^6 + 96*y^4*z^6 - 22*z^7 + 138*y*z^7 - 194*y^2*z^7 + 96*y^3*z^7 + 6*z^8 - 26*y*z^8 + 20*y^2*z^8)/(2*(-1 + y)*y^2*(-1 + z)^3*z^2* (-1 + y + z)))*G[0, 0, 1, y] + (((-6*I)*Pi*(-1 + y)*(-y^2 + y^3 - z^2 + y*z^2 + 2*z^3))/(y*z^2) - (5*y^4 - 17*y^5 + 25*y^6 - 23*y^7 + 14*y^8 - 4*y^9 + 25*y^3*z - 115*y^4*z + 172*y^5*z - 75*y^6*z - 19*y^7*z + 12*y^9*z + 45*y^2*z^2 - 281*y^3*z^2 + 566*y^4*z^2 - 314*y^5*z^2 - 288*y^6*z^2 + 368*y^7*z^2 - 84*y^8*z^2 - 12*y^9*z^2 + 35*y*z^3 - 323*y^2*z^3 + 1004*y^3*z^3 - 1132*y^4*z^3 - 111*y^5*z^3 + 1132*y^6*z^3 - 680*y^7*z^3 + 68*y^8*z^3 + 4*y^9*z^3 + 10*z^4 - 178*y*z^4 + 843*y^2*z^4 - 1935*y^3*z^4 + 1667*y^4*z^4 + 307*y^5*z^4 - 1099*y^6*z^4 + 377*y^7*z^4 - 30*y^8*z^4 - 38*z^5 + 326*y*z^5 - 1311*y^2*z^5 + 3128*y^3*z^5 - 2975*y^4*z^5 + 764*y^5*z^5 + 233*y^6*z^5 - 119*y^7*z^5 + 36*z^6 - 306*y*z^6 + 1901*y^2*z^6 - 4553*y^3*z^6 + 3970*y^4*z^6 - 1206*y^5*z^6 - 24*y^6*z^6 + 36*z^7 + 296*y*z^7 - 2455*y^2*z^7 + 4336*y^3*z^7 - 2592*y^4*z^7 + 373*y^5*z^7 - 96*z^8 - 376*y*z^8 + 1947*y^2*z^8 - 2107*y^3*z^8 + 606*y^4*z^8 + 72*z^9 + 280*y*z^9 - 735*y^2*z^9 + 383*y^3*z^9 - 22*z^10 - 76*y*z^10 + 88*y^2*z^10 + 2*z^11 - y*z^11)/(2*y^2*(-1 + z)^3*z^2*(-1 + y + z)*(y + z)^3))* G[0, 1, 0, y] - ((4*y^4 - 14*y^5 + 18*y^6 - 10*y^7 + 2*y^8 + 20*y^3*z - 88*y^4*z + 164*y^5*z - 152*y^6*z + 64*y^7*z - 8*y^8*z - 36*y^2*z^2 + 12*y^3*z^2 + 255*y^4*z^2 - 543*y^5*z^2 + 459*y^6*z^2 - 159*y^7*z^2 + 12*y^8*z^2 - 28*y*z^3 + 276*y^2*z^3 - 413*y^3*z^3 - 234*y^4*z^3 + 972*y^5*z^3 - 782*y^6*z^3 + 273*y^7*z^3 - 52*y^8*z^3 - 8*z^4 + 162*y*z^4 - 843*y^2*z^4 + 1114*y^3*z^4 + 206*y^4*z^4 - 1344*y^5*z^4 + 1000*y^6*z^4 - 301*y^7*z^4 + 14*y^8*z^4 + 36*z^5 - 379*y*z^5 + 1282*y^2*z^5 - 1122*y^3*z^5 - 714*y^4*z^5 + 1474*y^5*z^5 - 682*y^6*z^5 + 69*y^7*z^5 - 58*z^6 + 431*y*z^6 - 943*y^2*z^6 + 183*y^3*z^6 + 1039*y^4*z^6 - 791*y^5*z^6 + 139*y^6*z^6 + 32*z^7 - 210*y*z^7 + 196*y^2*z^7 + 392*y^3*z^7 - 520*y^4*z^7 + 146*y^5*z^7 + 12*z^8 - 8*y*z^8 + 123*y^2*z^8 - 211*y^3*z^8 + 84*y^4*z^8 - 20*z^9 + 41*y*z^9 - 58*y^2*z^9 + 25*y^3*z^9 + 6*z^10 - 9*y*z^10 + 3*y^2*z^10)*G[0, 1, 1, y])/(2*(-1 + y)*y^2*(-1 + z)^3*z^2* (y + z)^3) + (((-6*I)*Pi*(-1 + y)^2*y)/z^2 - (-7*y^5 + 28*y^6 - 42*y^7 + 28*y^8 - 7*y^9 + 9*y^4*z - 25*y^5*z + 60*y^7*z - 65*y^8*z + 21*y^9*z + 63*y^3*z^2 - 367*y^4*z^2 + 793*y^5*z^2 - 752*y^6*z^2 + 257*y^7*z^2 + 27*y^8*z^2 - 21*y^9*z^2 + 13*y^2*z^3 - 497*y^3*z^3 + 2051*y^4*z^3 - 3343*y^5*z^3 + 2531*y^6*z^3 - 835*y^7*z^3 + 73*y^8*z^3 + 7*y^9*z^3 - 26*y*z^4 + 29*y^2*z^4 + 1527*y^3*z^4 - 5129*y^4*z^4 + 6482*y^5*z^4 - 3765*y^6*z^4 + 907*y^7*z^4 - 31*y^8*z^4 - 24*z^5 + 260*y*z^5 - 389*y^2*z^5 - 2627*y^3*z^5 + 7260*y^4*z^5 - 6844*y^5*z^5 + 2627*y^6*z^5 - 251*y^7*z^5 + 144*z^6 - 880*y*z^6 + 947*y^2*z^6 + 2910*y^3*z^6 - 6000*y^4*z^6 + 3610*y^5*z^6 - 573*y^6*z^6 - 360*z^7 + 1452*y*z^7 - 1022*y^2*z^7 - 1998*y^3*z^7 + 2526*y^4*z^7 - 634*y^5*z^7 + 480*z^8 - 1298*y*z^8 + 566*y^2*z^8 + 680*y^3*z^8 - 350*y^4*z^8 - 360*z^9 + 628*y*z^9 - 174*y^2*z^9 - 58*y^3*z^9 + 144*z^10 - 148*y*z^10 + 30*y^2*z^10 - 24*z^11 + 12*y*z^11)/ (2*y*(-1 + z)^3*z^2*(-1 + y + z)^2*(y + z)^3))*G[1, 0, 0, y] + (((6*I)*Pi*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3))/(y^2*z^2) + (-2*y^4 + 5*y^5 - 3*y^6 + 2*y^7 - 8*y^8 + 9*y^9 - 3*y^10 - 9*y^3*z + 43*y^4*z - 58*y^5*z + 22*y^6*z - 22*y^7*z + 58*y^8*z - 43*y^9*z + 9*y^10*z + 21*y^2*z^2 - 26*y^3*z^2 - 55*y^4*z^2 + 44*y^5*z^2 + 54*y^6*z^2 + 41*y^7*z^2 - 145*y^8*z^2 + 75*y^9*z^2 - 9*y^10*z^2 + 17*y*z^3 - 168*y^2*z^3 + 343*y^3*z^3 - 403*y^4*z^3 + 618*y^5*z^3 - 597*y^6*z^3 + 117*y^7*z^3 + 105*y^8*z^3 - 35*y^9*z^3 + 3*y^10*z^3 + 5*z^4 - 91*y*z^4 + 510*y^2*z^4 - 1143*y^3*z^4 + 1903*y^4*z^4 - 2432*y^5*z^4 + 1701*y^6*z^4 - 499*y^7*z^4 + 30*y^8*z^4 + 10*y^9*z^4 - 19*z^5 + 195*y*z^5 - 927*y^2*z^5 + 2447*y^3*z^5 - 4276*y^4*z^5 + 4372*y^5*z^5 - 2255*y^6*z^5 + 471*y^7*z^5 - 8*y^8*z^5 + 28*z^6 - 275*y*z^6 + 1423*y^2*z^6 - 3889*y^3*z^6 + 5654*y^4*z^6 - 4135*y^5*z^6 + 1322*y^6*z^6 - 110*y^7*z^6 - 32*z^7 + 397*y*z^7 - 1897*y^2*z^7 + 4133*y^3*z^7 - 4243*y^4*z^7 + 1918*y^5*z^7 - 276*y^6*z^7 + 52*z^8 - 505*y*z^8 + 1726*y^2*z^8 - 2564*y^3*z^8 + 1621*y^4*z^8 - 348*y^5*z^8 - 64*z^9 + 393*y*z^9 - 883*y^2*z^9 + 796*y^3*z^9 - 242*y^4*z^9 + 39*z^10 - 153*y*z^10 + 208*y^2*z^10 - 88*y^3*z^10 - 9*z^11 + 22*y*z^11 - 13*y^2*z^11)/((-1 + y)*y^2*(-1 + z)^3*z^2* (-1 + y + z)*(y + z)^3))*G[1, 0, 1, y] + (((6*I)*Pi*(-1 + y)*(-1 + y + 2*z))/y - (4*y - 18*y^2 + 30*y^3 - 20*y^4 + 6*y^6 - 2*y^7 + 8*z - 62*y*z + 164*y^2*z - 178*y^3*z + 44*y^4*z + 58*y^5*z - 40*y^6*z + 6*y^7*z - 36*z^2 + 224*y*z^2 - 508*y^2*z^2 + 452*y^3*z^2 - 24*y^4*z^2 - 186*y^5*z^2 + 84*y^6*z^2 - 6*y^7*z^2 + 46*z^3 - 402*y*z^3 + 1040*y^2*z^3 - 1030*y^3*z^3 + 326*y^4*z^3 + 24*y^5*z^3 - 6*y^6*z^3 + 2*y^7*z^3 + 40*z^4 + 521*y*z^4 - 1802*y^2*z^4 + 1911*y^3*z^4 - 812*y^4*z^4 + 137*y^5*z^4 + 4*y^6*z^4 - 186*z^5 - 599*y*z^5 + 2244*y^2*z^5 - 2033*y^3*z^5 + 642*y^4*z^5 - 33*y^5*z^5 + 236*z^6 + 518*y*z^6 - 1640*y^2*z^6 + 1051*y^3*z^6 - 156*y^4*z^6 - 150*z^7 - 252*y*z^7 + 600*y^2*z^7 - 203*y^3*z^7 + 48*z^8 + 45*y*z^8 - 80*y^2*z^8 - 6*z^9 + 3*y*z^9)/ (2*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2))*G[1, 1, 0, y] - (3*(-3*y + 9*y^2 - 10*y^3 + 4*y^4 - 6*z + 21*y*z - 24*y^2*z + 8*y^3*z + 12*z^2 - 21*y*z^2 + 9*y^2*z^2 - 6*z^3 + 3*y*z^3)* G[0, 0, 0, 1, y])/(y^2*(-1 + y + z)) + (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 2*y^3*z + 6*y^4*z - 6*y^5*z + 2*y^6*z + 2*y*z^2 - 8*y^2*z^2 + 14*y^3*z^2 - 12*y^4*z^2 + 4*y^5*z^2 + 2*z^3 - 14*y*z^3 + 30*y^2*z^3 - 26*y^3*z^3 + 8*y^4*z^3 - 6*z^4 + 23*y*z^4 - 28*y^2*z^4 + 11*y^3*z^4 + 6*z^5 - 12*y*z^5 + 6*y^2*z^5 - 2*z^6 + y*z^6)* G[0, 0, 1, 0, y])/(y^2*z^2*(-1 + y + z)^2) - (6*(-1 + y + z)*(y + z)*(-y^2 + y^3 + y*z - 2*z^2 + y*z^2)* G[0, 0, 1, 1, y])/(y^2*z^2) + (6*(-1 + y)*(-2*y^2 + 2*y^3 - z^2 + y*z^2 + 2*z^3)*G[0, 1, 0, 0, y])/(y*z^2) - (3*(-2*y^3 + 6*y^4 - 6*y^5 + 2*y^6 + 6*y^3*z - 12*y^4*z + 6*y^5*z + 2*y*z^2 - 6*y^2*z^2 + y^3*z^2 + 3*y^4*z^2 + 4*z^3 - 14*y*z^3 + 16*y^2*z^3 - 3*y^3*z^3 - 8*z^4 + 14*y*z^4 - 6*y^2*z^4 + 4*z^5 - 2*y*z^5)*G[0, 1, 0, 1, y])/(y^2*z^2*(-1 + y + z)) - (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 2*y^3*z + 6*y^4*z - 6*y^5*z + 2*y^6*z + y*z^2 - 4*y^2*z^2 + 8*y^3*z^2 - 8*y^4*z^2 + 3*y^5*z^2 - 8*z^3 + 20*y*z^3 - 12*y^2*z^3 - 4*y^3*z^3 + 4*y^4*z^3 + 24*z^4 - 47*y*z^4 + 22*y^2*z^4 + y^3*z^4 - 24*z^5 + 30*y*z^5 - 6*y^2*z^5 + 8*z^6 - 4*y*z^6)*G[0, 1, 1, 0, y])/ (y^2*z^2*(-1 + y + z)^2) + (9*(-1 + y)^2*y*G[1, 0, 0, 0, y])/z^2 + (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z - 3*y*z^2 + 12*y^2*z^2 - 12*y^3*z^2 + 3*y^5*z^2 - 6*z^3 + 30*y*z^3 - 54*y^2*z^3 + 38*y^3*z^3 - 8*y^4*z^3 + 18*z^4 - 54*y*z^4 + 54*y^2*z^4 - 16*y^3*z^4 - 18*z^5 + 30*y*z^5 - 12*y^2*z^5 + 6*z^6 - 3*y*z^6)* G[1, 0, 0, 1, y])/(y^2*z^2*(-1 + y + z)^2) - (6*(y^3 - 2*y^4 + y^5 - 2*y*z^2 + 4*y^2*z^2 - 2*y^3*z^2 - 8*z^3 + 12*y*z^3 - 4*y^2*z^3 + 8*z^4 - 4*y*z^4)*G[1, 0, 1, 0, y])/ (y^2*z^2) - (3*(-1 + y + z)*(-2*y^3 + 2*y^4 + 2*y^3*z + 3*y*z^2 - 3*y^2*z^2 + 6*z^3 - 3*y*z^3)*G[1, 0, 1, 1, y])/(y^2*z^2) - (6*(-1 + y)*(-y^2 + y^3 - z^2 + y*z^2 + 2*z^3)*G[1, 1, 0, 0, y])/ (y*z^2) + (3*(2*y^3 - 8*y^4 + 12*y^5 - 8*y^6 + 2*y^7 - 8*y^3*z + 24*y^4*z - 24*y^5*z + 8*y^6*z + 3*y*z^2 - 12*y^2*z^2 + 30*y^3*z^2 - 36*y^4*z^2 + 15*y^5*z^2 + 6*z^3 - 30*y*z^3 + 54*y^2*z^3 - 50*y^3*z^3 + 20*y^4*z^3 - 18*z^4 + 54*y*z^4 - 54*y^2*z^4 + 21*y^3*z^4 + 18*z^5 - 30*y*z^5 + 12*y^2*z^5 - 6*z^6 + 3*y*z^6)*G[1, 1, 0, 1, y])/(y^2*z^2*(-1 + y + z)^2) - (3*(5*y - 10*y^2 + 5*y^3 + 16*z - 26*y*z + 10*y^2*z - 16*z^2 + 8*y*z^2)*G[1, 1, 1, 0, y])/y^2 + (((6*I)*Pi*(4*y^3 - 8*y^4 + 4*y^5 - 6*y^3*z + 6*y^4*z - 3*y*z^2 + 6*y^2*z^2 - 8*z^3 + 14*y*z^3 - 6*y^2*z^3 + 8*z^4 - 4*y*z^4))/ (y^2*z^2) + (-25*y^4 + 88*y^5 - 121*y^6 + 104*y^7 - 91*y^8 + 64*y^9 - 19*y^10 - 121*y^3*z + 632*y^4*z - 1206*y^5*z + 1165*y^6*z - 821*y^7*z + 594*y^8*z - 300*y^9*z + 57*y^10*z + 219*y^2*z^2 - 130*y^3*z^2 - 1572*y^4*z^2 + 3330*y^5*z^2 - 3134*y^6*z^2 + 2304*y^7*z^2 - 1476*y^8*z^2 + 516*y^9*z^2 - 57*y^10*z^2 + 173*y*z^3 - 1886*y^2*z^3 + 3644*y^3*z^3 - 1584*y^4*z^3 - 1531*y^5*z^3 + 2707*y^6*z^3 - 2728*y^7*z^3 + 1464*y^8*z^3 - 278*y^9*z^3 + 19*y^10*z^3 + 50*z^4 - 1054*y*z^4 + 6469*y^2*z^4 - 13212*y^3*z^4 + 13640*y^4*z^4 - 8628*y^5*z^4 + 2513*y^6*z^4 + 550*y^7*z^4 - 436*y^8*z^4 + 78*y^9*z^4 - 226*z^5 + 2748*y*z^5 - 12923*y^2*z^5 + 26446*y^3*z^5 - 30078*y^4*z^5 + 20139*y^5*z^5 - 7010*y^6*z^5 + 799*y^7*z^5 + 105*y^8*z^5 + 442*z^6 - 4454*y*z^6 + 18379*y^2*z^6 - 35594*y^3*z^6 + 36477*y^4*z^6 - 19672*y^5*z^6 + 4720*y^6*z^6 - 208*y^7*z^6 - 570*z^7 + 5522*y*z^7 - 19769*y^2*z^7 + 32107*y^3*z^7 - 25262*y^4*z^7 + 8972*y^5*z^7 - 1000*y^6*z^7 + 630*z^8 - 5306*y*z^8 + 14801*y^2*z^8 - 17680*y^3*z^8 + 9037*y^4*z^8 - 1572*y^5*z^8 - 550*z^9 + 3396*y*z^9 - 6659*y^2*z^9 + 5078*y^3*z^9 - 1265*y^4*z^9 + 286*z^10 - 1186*y*z^10 + 1468*y^2*z^10 - 538*y^3*z^10 - 62*z^11 + 161*y*z^11 - 99*y^2*z^11)/(2*(-1 + y)*y^2*(-1 + z)^3*z^2* (-1 + y + z)*(y + z)^3))*Zeta[3]) + G[0, z]*((-11*Pi^4*y*z^2)/(24*(-1 + y + z)^2) + ((I/6)*Pi^3*(6*y^2 - 24*y^3 + 36*y^4 - 24*y^5 + 6*y^6 - 21*y^2*z + 63*y^3*z - 63*y^4*z + 21*y^5*z + 12*z^2 - 38*y*z^2 + 68*y^2*z^2 - 70*y^3*z^2 + 28*y^4*z^2 - 24*z^3 + 56*y*z^3 - 56*y^2*z^3 + 24*y^3*z^3 + 12*z^4 - 18*y*z^4 + 12*y^2*z^4))/ ((-1 + y)*y*z*(-1 + y + z)^2) - (((4*I)/9)*Pi*z*(27*y + 18*y^2 - 56*y^3 + 11*y^4 + 9*z - 63*y*z - 56*y^2*z + 34*y^3*z + 6*y^4*z - 45*z^2 + 99*y*z^2 - 31*y^2*z^2 + 39*y^3*z^2 + 81*z^3 - 117*y*z^3 + 69*y^2*z^3 - 63*z^4 + 54*y*z^4 + 18*z^5))/ (y*(-1 + z)^2*(-1 + y + z)*(y + z)) - (z*(1161*y + 243*y^2 - 1574*y^3 + 170*y^4 + 351*z - 3132*y*z - 710*y^2*z + 541*y^3*z + 204*y^4*z - 1755*z^2 + 4833*y*z^2 - 2086*y^2*z^2 + 1407*y^3*z^2 + 3159*z^3 - 4914*y*z^3 + 2553*y^2*z^3 - 2457*z^4 + 2052*y*z^4 + 702*z^5))/ (27*y*(-1 + z)^2*(-1 + y + z)*(y + z)) + (Pi^2*(24*y^3 + 90*y^4 - 594*y^5 + 1002*y^6 - 702*y^7 + 180*y^8 + 96*y^2*z - 192*y^3*z - 1356*y^4*z + 4632*y^5*z - 5268*y^6*z + 2448*y^7*z - 360*y^8*z + 120*y*z^2 - 624*y^2*z^2 - 54*y^3*z^2 + 5974*y^4*z^2 - 12234*y^5*z^2 + 9324*y^6*z^2 - 2686*y^7*z^2 + 180*y^8*z^2 + 48*z^3 - 114*y*z^3 + 462*y^2*z^3 + 2270*y^3*z^3 - 12089*y^4*z^3 + 15967*y^5*z^3 - 7588*y^6*z^3 + 1044*y^7*z^3 + 132*z^4 - 1266*y*z^4 + 2134*y^2*z^4 - 7084*y^3*z^4 + 15402*y^4*z^4 - 11406*y^5*z^4 + 2442*y^6*z^4 - 924*z^5 + 3612*y*z^5 - 5699*y^2*z^5 + 10713*y^3*z^5 - 11041*y^4*z^5 + 3339*y^5*z^5 + 1500*z^6 - 3936*y*z^6 + 5932*y^2*z^6 - 7312*y^3*z^6 + 3108*y^4*z^6 - 996*z^7 + 1950*y*z^7 - 2781*y^2*z^7 + 1827*y^3*z^7 + 240*z^8 - 366*y*z^8 + 480*y^2*z^8))/ (72*(-1 + y)*y*(-1 + z)^2*z*(-1 + y + z)^2*(y + z)^2) + (((-I)*Pi*(-6*y + 18*y^2 - 18*y^3 + 6*y^4 + 9*y*z - 18*y^2*z + 9*y^3*z + 6*z^2 - 10*y*z^2 + 4*y^2*z^2 - 6*z^3))/ (z*(-1 + y + z)^2) - (-y^2 - 31*y^3 + 95*y^4 - 93*y^5 + 30*y^6 - 2*y*z - 45*y^2*z + 144*y^3*z - 169*y^4*z + 72*y^5*z - z^2 - 31*y*z^2 + 88*y^2*z^2 - 81*y^3*z^2 + 49*y^4*z^2 + 15*z^3 + 56*y*z^3 - 57*y^2*z^3 + 17*z^4 - 82*y*z^4 - 9*y^2*z^4 - 30*z^5 - 2*y*z^5)/(2*z*(-1 + y + z)^2*(y + z)^2))*G[0, 0, y] + ((Pi^2*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 6*z - 13*y*z + 8*y^2*z + y^3*z - 6*z^2 + 8*y*z^2 - 2*y^2*z^2 + 2*z^3 - y*z^3))/ (y^2*(-1 + y + z)^2) + (I*Pi*(-6*y^3 + 18*y^4 - 18*y^5 + 6*y^6 + 15*y^3*z - 30*y^4*z + 15*y^5*z - 2*z^2 + 12*y*z^2 - 22*y^2*z^2 + 7*y^3*z^2 + 5*y^4*z^2 + 4*z^3 - 15*y*z^3 + 10*y^2*z^3 + 7*y^3*z^3 - 2*z^4 + 3*y*z^4 - y^2*z^4))/ ((-1 + y)*y^2*z*(-1 + y + z)) + (8*y^2 + 30*y^3 - 198*y^4 + 334*y^5 - 234*y^6 + 60*y^7 - 4*z + 24*y*z - 80*y^2*z - 80*y^3*z + 552*y^4*z - 640*y^5*z + 228*y^6*z + 42*z^2 - 264*y*z^2 + 622*y^2*z^2 - 358*y^3*z^2 - 316*y^4*z^2 + 274*y^5*z^2 - 58*z^3 + 334*y*z^3 - 552*y^2*z^3 + 39*y^3*z^3 + 237*y^4*z^3 - 24*z^4 + 26*y*z^4 - 62*y^2*z^4 + 178*y^3*z^4 + 76*z^5 - 155*y*z^5 + 79*y^2*z^5 - 32*z^6 + 32*y*z^6)/ (4*(-1 + y)*y^2*z*(-1 + y + z)^2))*G[0, 1, y] + ((Pi^2*z*(2 - 2*y - 2*z + y*z))/(2*y^2) + (I*Pi*(6*y^4 - 24*y^5 + 36*y^6 - 24*y^7 + 6*y^8 + 15*y^3*z - 72*y^4*z + 126*y^5*z - 96*y^6*z + 27*y^7*z - 17*y^2*z^2 + 18*y^3*z^2 + 58*y^4*z^2 - 100*y^5*z^2 + 41*y^6*z^2 - 22*y*z^3 + 162*y^2*z^3 - 252*y^3*z^3 + 108*y^4*z^3 + 3*y^5*z^3 - 12*z^4 + 144*y*z^4 - 414*y^2*z^4 + 348*y^3*z^4 - 69*y^4*z^4 + 48*z^5 - 254*y*z^5 + 332*y^2*z^5 - 94*y^3*z^5 - 60*z^6 + 144*y*z^6 - 54*y^2*z^6 + 24*z^7 - 12*y*z^7))/(y*z*(-1 + y + z)^2* (y + z)^3) + (2*y^4 + 60*y^5 - 252*y^6 + 376*y^7 - 246*y^8 + 60*y^9 + 10*y^3*z + 92*y^4*z - 528*y^5*z + 944*y^6*z - 730*y^7*z + 212*y^8*z + 18*y^2*z^2 - 264*y^3*z^2 + 668*y^4*z^2 - 554*y^5*z^2 - 20*y^6*z^2 + 158*y^7*z^2 + 14*y*z^3 - 457*y^2*z^3 + 2404*y^3*z^3 - 4270*y^4*z^3 + 2862*y^5*z^3 - 485*y^6*z^3 + 4*z^4 - 231*y*z^4 + 2144*y^2*z^4 - 5732*y^3*z^4 + 5376*y^4*z^4 - 1381*y^5*z^4 - 22*z^5 + 714*y*z^5 - 3346*y^2*z^5 + 4540*y^3*z^5 - 1573*y^4*z^5 + 30*z^6 - 774*y*z^6 + 1842*y^2*z^6 - 881*y^3*z^6 - 12*z^7 + 280*y*z^7 - 198*y^2*z^7)/(4*y^2*z*(-1 + y + z)^2*(y + z)^3))*G[1, 0, y] + (((-I)*Pi*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2))/(y^2*z) - (Pi^2*z*(4 - 12*y + 12*y^2 - 4*y^3 - 12*z + 26*y*z - 16*y^2*z + 5*y^3*z + 12*z^2 - 16*y*z^2 + 4*y^2*z^2 - 4*z^3 + 2*y*z^3))/(2*y^2*(-1 + y + z)^2) - (4*y + 23*y^2 - 57*y^3 + 30*y^4 + 8*z - 40*y*z - 23*y^2*z + 58*y^3*z + 13*z^2 - 16*y*z^2 + 57*y^2*z^2 - 39*z^3 + 35*y*z^3 + 16*z^4)/(2*y^2*z))*G[1, 1, y] + ((-18*y + 54*y^2 - 54*y^3 + 18*y^4 + 27*y*z - 54*y^2*z + 27*y^3*z + 14*z^2 - 26*y*z^2 + 12*y^2*z^2 - 14*z^3)*G[0, 0, 0, y])/ (2*z*(-1 + y + z)^2) + (((-6*I)*Pi*y*z^2)/(-1 + y + z)^2 + (6*y^3 - 24*y^4 + 36*y^5 - 24*y^6 + 6*y^7 - 21*y^3*z + 63*y^4*z - 63*y^5*z + 21*y^6*z + 6*z^2 - 36*y*z^2 + 74*y^2*z^2 - 48*y^3*z^2 - 12*y^4*z^2 + 16*y^5*z^2 - 6*z^3 + 44*y*z^3 - 58*y^2*z^3 + 15*y^3*z^3 + 5*y^4*z^3 + 2*z^4 - 16*y*z^4 + 10*y^2*z^4 + 10*y^3*z^4 - 2*z^5 + 3*y*z^5 - y^2*z^5)/ (2*(-1 + y)*y^2*z*(-1 + y + z)^2))*G[0, 0, 1, y] + (((6*I)*Pi*z*(2 - 2*y - 2*z + y*z))/y^2 - (-6*y^5 + 18*y^6 - 18*y^7 + 6*y^8 - 15*y^4*z + 54*y^5*z - 63*y^6*z + 24*y^7*z - 2*y^3*z^2 + 63*y^4*z^2 - 126*y^5*z^2 + 69*y^6*z^2 - 4*y^7*z^2 - 35*y^2*z^3 + 172*y^3*z^3 - 338*y^4*z^3 + 235*y^5*z^3 - 34*y^6*z^3 - 45*y*z^4 + 282*y^2*z^4 - 621*y^3*z^4 + 521*y^4*z^4 - 111*y^5*z^4 - 19*z^5 + 180*y*z^5 - 558*y^2*z^5 + 618*y^3*z^5 - 182*y^4*z^5 + 43*z^6 - 227*y*z^6 + 379*y^2*z^6 - 160*y^3*z^6 - 33*z^7 + 107*y*z^7 - 72*y^2*z^7 + 9*z^8 - 13*y*z^8)/(y^2*z*(-1 + y + z)^2*(y + z)^3))* G[0, 1, 0, y] - ((12*y^2 - 60*y^3 + 108*y^4 - 84*y^5 + 24*y^6 - 6*y*z - 12*y^2*z + 102*y^3*z - 144*y^4*z + 60*y^5*z + 20*y*z^2 - 18*y^2*z^2 - 42*y^3*z^2 + 40*y^4*z^2 - 4*z^3 - 5*y*z^3 - 6*y^2*z^3 + 27*y^3*z^3 + 2*z^4 - 3*y*z^4 + y^2*z^4)* G[0, 1, 1, y])/(2*(-1 + y)*y^2*z*(-1 + y + z)) - ((12*y^4 - 60*y^5 + 108*y^6 - 84*y^7 + 24*y^8 + 30*y^3*z - 180*y^4*z + 378*y^5*z - 336*y^6*z + 108*y^7*z - 34*y^2*z^2 - 2*y^3*z^2 + 290*y^4*z^2 - 438*y^5*z^2 + 184*y^6*z^2 - 44*y*z^3 + 306*y^2*z^3 - 373*y^3*z^3 - 8*y^4*z^3 + 113*y^5*z^3 - 24*z^4 + 282*y*z^4 - 759*y^2*z^4 + 550*y^3*z^4 - 67*y^4*z^4 + 94*z^5 - 481*y*z^5 + 594*y^2*z^5 - 155*y^3*z^5 - 115*z^6 + 268*y*z^6 - 97*y^2*z^6 + 46*z^7 - 22*y*z^7)*G[1, 0, 0, y])/ (2*y*z*(-1 + y + z)^2*(y + z)^3) + (((-6*I)*Pi*y*z^2)/(-1 + y + z)^2 + (6*y^2 - 24*y^3 + 36*y^4 - 24*y^5 + 6*y^6 - 3*y*z - 9*y^2*z + 45*y^3*z - 51*y^4*z + 18*y^5*z - 2*z^2 + 28*y*z^2 - 55*y^2*z^2 + 38*y^3*z^2 - 13*y^4*z^2 + 4*y^5*z^2 + 12*z^3 - 68*y*z^3 + 96*y^2*z^3 - 40*y^3*z^3 - 14*z^4 + 47*y*z^4 - 28*y^2*z^4 + y^3*z^4 + 4*z^5 - 6*y*z^5 + 2*y^2*z^5)/((-1 + y)*y^2*z*(-1 + y + z)^2))* G[1, 0, 1, y] + (((6*I)*Pi*z*(2 - 2*y - 2*z + y*z))/y^2 + (6*y^5 - 24*y^6 + 36*y^7 - 24*y^8 + 6*y^9 + 15*y^4*z - 72*y^5*z + 126*y^6*z - 96*y^7*z + 27*y^8*z + 21*y^3*z^2 - 86*y^4*z^2 + 148*y^5*z^2 - 120*y^6*z^2 + 37*y^7*z^2 + 92*y^2*z^3 - 240*y^3*z^3 + 215*y^4*z^3 - 72*y^5*z^3 + 6*y^6*z^3 + 102*y*z^4 - 438*y^2*z^4 + 519*y^3*z^4 - 194*y^4*z^4 + 10*y^5*z^4 + 38*z^5 - 326*y*z^5 + 643*y^2*z^5 - 434*y^3*z^5 + 112*y^4*z^5 - 90*z^6 + 353*y*z^6 - 402*y^2*z^6 + 180*y^3*z^6 + 72*z^7 - 158*y*z^7 + 115*y^2*z^7 - 20*z^8 + 27*y*z^8)/(2*y^2*z*(-1 + y + z)^2* (y + z)^3))*G[1, 1, 0, y] + (3*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)*G[1, 1, 1, y])/(2*y^2*z) - (6*y*z^2*G[0, 0, 0, 1, y])/(-1 + y + z)^2 + (9*z*(2 - 2*y - 2*z + y*z)*G[0, 0, 1, 0, y])/y^2 + (6*y*z^2*G[0, 0, 1, 1, y])/(-1 + y + z)^2 - (6*z*(2 - 2*y - 2*z + y*z)*G[0, 1, 0, 0, y])/y^2 + (15*y*z^2*G[0, 1, 0, 1, y])/(-1 + y + z)^2 + (6*z*(2 - 2*y - 2*z + y*z)*G[0, 1, 1, 0, y])/y^2 - (6*y*z^2*G[1, 0, 0, 1, y])/(-1 + y + z)^2 - (15*z*(2 - 2*y - 2*z + y*z)*G[1, 0, 1, 0, y])/y^2 + (6*y*z^2*G[1, 0, 1, 1, y])/(-1 + y + z)^2 - (6*z*(2 - 2*y - 2*z + y*z)*G[1, 1, 0, 0, y])/y^2 - (9*y*z^2*G[1, 1, 0, 1, y])/(-1 + y + z)^2 + (6*z*(2 - 2*y - 2*z + y*z)*G[1, 1, 1, 0, y])/y^2 + (((-18*I)*Pi*y*z^2)/(-1 + y + z)^2 + (-54*y^2 + 216*y^3 - 324*y^4 + 216*y^5 - 54*y^6 + 327*y^2*z - 1143*y^3*z + 1467*y^4*z - 813*y^5*z + 162*y^6*z + 72*z^2 - 248*y*z^2 - 505*y^2*z^2 + 2285*y^3*z^2 - 2585*y^4*z^2 + 1143*y^5*z^2 - 162*y^6*z^2 - 360*z^3 + 1100*y*z^3 - 203*y^2*z^3 - 2013*y^3*z^3 + 2133*y^4*z^3 - 711*y^5*z^3 + 54*y^6*z^3 + 720*z^4 - 1920*y*z^4 + 945*y^2*z^4 + 975*y^3*z^4 - 927*y^4*z^4 + 165*y^5*z^4 - 720*z^5 + 1640*y*z^5 - 686*y^2*z^5 - 248*y^3*z^5 + 140*y^4*z^5 + 360*z^6 - 680*y*z^6 + 170*y^2*z^6 + 24*y^3*z^6 - 72*z^7 + 108*y*z^7 + 6*y^2*z^7)/(2*(-1 + y)*y*(-1 + z)^3*z* (-1 + y + z)^2))*Zeta[3] + G[1, y]* ((I*Pi*(-1 + y + 2*z)*(-3*y + 6*y^2 - 4*z + 4*y*z + 4*z^2))/y^2 - (I*Pi^3*(-1 + z)*z*(-2 + 6*y - 6*y^2 + 2*y^3 + 4*z - 7*y*z + 2*y^2*z - 2*z^2 + y*z^2))/(y^2*(-1 + y + z)^2) + ((-1 + y + 2*z)*(-3*y + 9*y^2 - 6*y^3 + 6*z + 20*y*z - 97*y^2*z + 71*y^3*z + 30*z^2 - 98*y*z^2 + 107*y^2*z^2 - 72*z^3 + 72*y*z^3 + 36*z^4))/(4*y^2*z*(-1 + y + z)) + (Pi^2*(12*y^5 - 48*y^6 + 72*y^7 - 48*y^8 + 12*y^9 + 30*y^4*z - 150*y^5*z + 258*y^6*z - 174*y^7*z + 24*y^8*z + 12*y^9*z + 26*y^3*z^2 - 144*y^4*z^2 + 244*y^5*z^2 - 84*y^6*z^2 - 118*y^7*z^2 + 76*y^8*z^2 + 77*y^2*z^3 - 221*y^3*z^3 + 124*y^4*z^3 + 274*y^5*z^3 - 428*y^6*z^3 + 174*y^7*z^3 + 87*y*z^4 - 345*y^2*z^4 + 296*y^3*z^4 + 254*y^4*z^4 - 440*y^5*z^4 + 160*y^6*z^4 + 34*z^5 - 248*y*z^5 + 424*y^2*z^5 - 162*y^3*z^5 - 5*y^4*z^5 - 7*y^5*z^5 - 66*z^6 + 238*y*z^6 - 290*y^2*z^6 + 283*y^3*z^6 - 129*y^4*z^6 + 44*z^7 - 118*y*z^7 + 181*y^2*z^7 - 95*y^3*z^7 - 12*z^8 + 35*y*z^8 - 23*y^2*z^8))/ (12*(-1 + y)*y^2*z*(-1 + y + z)^2*(y + z)^3) - (6*z*(-6 + 18*y - 18*y^2 + 6*y^3 + 18*z - 39*y*z + 24*y^2*z + 2*y^3*z - 18*z^2 + 24*y*z^2 - 6*y^2*z^2 + 6*z^3 - 3*y*z^3)* Zeta[3])/(y^2*(-1 + y + z)^2))) + G[0, y]*((11*Pi^4*(-1 + y)^2*y)/(24*(-1 + y + z)^2) - (((4*I)/9)*Pi*(-1 + y + 2*z)*(-9*y^2 + 18*y^3 - 9*y^4 - 16*y*z + 58*y^2*z - 51*y^3*z + 9*y^4*z + 11*z^2 - 43*y^2*z^2 + 15*y^3*z^2 - 22*z^3 + 10*y*z^3 + 12*y^2*z^3 + 11*z^4 + 6*y*z^4))/ ((-1 + y)*(-1 + z)*z*(-1 + y + z)*(y + z)) - ((-1 + y + 2*z)*(-351*y^2 + 702*y^3 - 351*y^4 - 991*y*z + 2707*y^2*z - 2067*y^3*z + 351*y^4*z + 170*z^2 + 855*y*z^2 - 1954*y^2*z^2 + 555*y^3*z^2 - 340*z^3 - 68*y*z^3 + 408*y^2*z^3 + 170*z^4 + 204*y*z^4))/(27*(-1 + y)*(-1 + z)*z*(-1 + y + z)* (y + z)) - ((I/6)*Pi^3*(6*y^2 - 18*y^3 + 18*y^4 - 6*y^5 - 2*y*z - 23*y^2*z + 70*y^3*z - 63*y^4*z + 18*y^5*z + 12*z^2 - 40*y*z^2 + 109*y^2*z^2 - 184*y^3*z^2 + 143*y^4*z^2 - 40*y^5*z^2 - 60*z^3 + 186*y*z^3 - 270*y^2*z^3 + 258*y^3*z^3 - 122*y^4*z^3 + 12*y^5*z^3 + 120*z^4 - 304*y*z^4 + 296*y^2*z^4 - 154*y^3*z^4 + 24*y^4*z^4 - 120*z^5 + 226*y*z^5 - 139*y^2*z^5 + 28*y^3*z^5 + 60*z^6 - 72*y*z^6 + 21*y^2*z^6 - 12*z^7 + 6*y*z^7))/ (y*(-1 + z)^3*z*(-1 + y + z)^2) - (Pi^2*(-24*y^3 - 48*y^4 + 390*y^5 - 642*y^6 + 426*y^7 - 102*y^8 - 96*y^2*z + 160*y^3*z + 1578*y^4*z - 5460*y^5*z + 6908*y^6*z - 3972*y^7*z + 882*y^8*z - 120*y*z^2 + 194*y^2*z^2 + 3830*y^3*z^2 - 16588*y^4*z^2 + 27876*y^5*z^2 - 23124*y^6*z^2 + 9384*y^7*z^2 - 1452*y^8*z^2 - 48*z^3 - 86*y*z^3 + 5938*y^2*z^3 - 29196*y^3*z^3 + 58702*y^4*z^3 - 60276*y^5*z^3 + 32511*y^6*z^3 - 8073*y^7*z^3 + 528*y^8*z^3 - 168*z^4 + 4652*y*z^4 - 30114*y^2*z^4 + 76414*y^3*z^4 - 94464*y^4*z^4 + 61254*y^5*z^4 - 19457*y^6*z^4 + 2091*y^7*z^4 + 1548*z^5 - 16240*y*z^5 + 59518*y^2*z^5 - 95540*y^3*z^5 + 74977*y^4*z^5 - 28419*y^5*z^5 + 3948*y^6*z^5 - 3552*z^6 + 24372*y*z^6 - 58444*y^2*z^6 + 60324*y^3*z^6 - 27895*y^4*z^6 + 4779*y^5*z^6 + 3768*z^7 - 18386*y*z^7 + 28908*y^2*z^7 - 17612*y^3*z^7 + 3738*y^4*z^7 - 1944*z^8 + 6712*y*z^8 - 6204*y^2*z^8 + 1644*y^3*z^8 + 396*z^9 - 904*y*z^9 + 300*y^2*z^9))/(72*(-1 + y)*y*(-1 + z)^3*z*(-1 + y + z)^2* (y + z)^2) + ((Pi^2*(6*y^2 - 12*y^3 + 6*y^4 - 3*y^2*z + 3*y^3*z - 12*z^2 + 34*y*z^2 - 3*y^2*z^2 + 12*z^3 - 6*y*z^3))/ (12*y*z*(-1 + y + z)) - (I*Pi*(-3*y^2 + 12*y^3 - 15*y^4 + 6*y^5 + 11*y*z - 20*y^2*z - 3*y^3*z + 12*y^4*z - 2*z^2 - 42*y*z^2 + 51*y^2*z^2 + 4*y^3*z^2 - 10*z^3 + 51*y*z^3 - 4*y^2*z^3 + 12*z^4 - 2*y*z^4))/((-1 + y + z)^2*(y + z)^2) - (3*y^3 - 12*y^4 + 15*y^5 - 6*y^6 - 55*y^3*z + 187*y^4*z - 203*y^5*z + 71*y^6*z - 9*y*z^2 + 161*y^2*z^2 - 309*y^3*z^2 + 67*y^4*z^2 + 90*y^5*z^2 - 6*z^3 + 46*y*z^3 - 673*y^2*z^3 + 877*y^3*z^3 - 120*y^4*z^3 + 18*z^4 - 204*y*z^4 + 771*y^2*z^4 - 226*y^3*z^4 - 12*z^5 + 158*y*z^5 - 87*y^2*z^5)/ (4*y*z*(-1 + y + z)^2*(y + z)^2))*G[0, z] + ((I*Pi*z*(-12 + 26*y - 18*y^2 + 4*y^3 + 24*z - 32*y*z + 9*y^2*z - 12*z^2 + 6*y*z^2))/(y*(-1 + y + z)^2) + (-2*y^2 + 2*y^3 + 16*y^4 - 26*y^5 + 10*y^6 - 4*y*z - 32*y^2*z + 126*y^3*z - 140*y^4*z + 47*y^5*z - 2*z^2 - 136*y*z^2 + 410*y^2*z^2 - 414*y^3*z^2 + 132*y^4*z^2 - 70*z^3 + 438*y*z^3 - 578*y^2*z^3 + 213*y^3*z^3 + 138*z^4 - 344*y*z^4 + 168*y^2*z^4 - 66*z^5 + 50*y*z^5)/(2*y*(-1 + y + z)^2*(y + z)^2))*G[0, 0, z] + (Pi^2*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[0, 1, z])/ (y^2*(-1 + y + z)^2) + ((Pi^2*(-1 + y)*(-y^2 + 3*y^3 - 3*y^4 + y^5 + 2*y^2*z - 4*y^3*z + 2*y^4*z + z^2 - 3*y*z^2 + 4*y^2*z^2 - 2*y^3*z^2 - 4*z^3 + 8*y*z^3 - 4*y^2*z^3 + 5*z^4 - 5*y*z^4 - 2*z^5))/(2*y*z^2*(-1 + y + z)^2) - (I*Pi*(6*y - 18*y^2 + 18*y^3 - 6*y^4 + 12*z - 58*y*z + 91*y^2*z - 63*y^3*z + 18*y^4*z - 72*z^2 + 210*y*z^2 - 218*y^2*z^2 + 121*y^3*z^2 - 40*y^4*z^2 + 168*z^3 - 354*y*z^3 + 265*y^2*z^3 - 94*y^3*z^3 + 12*y^4*z^3 - 192*z^4 + 292*y*z^4 - 150*y^2*z^4 + 18*y^3*z^4 + 108*z^5 - 108*y*z^5 + 30*y^2*z^5 - 24*z^6 + 12*y*z^6))/(y*(-1 + z)^3*z*(-1 + y + z)) + (-16*y^3 + 64*y^4 - 96*y^5 + 64*y^6 - 16*y^7 - 6*y*z + 116*y^2*z - 326*y^3*z + 304*y^4*z - 16*y^5*z - 120*y^6*z + 48*y^7*z - 4*z^2 + 167*y*z^2 - 1132*y^2*z^2 + 2749*y^3*z^2 - 3036*y^4*z^2 + 1492*y^5*z^2 - 188*y^6*z^2 - 48*y^7*z^2 + 34*z^3 - 1049*y*z^3 + 4560*y^2*z^3 - 8447*y^3*z^3 + 7702*y^4*z^3 - 3332*y^5*z^3 + 510*y^6*z^3 + 16*y^7*z^3 - 108*z^4 + 2923*y*z^4 - 9428*y^2*z^4 + 13046*y^3*z^4 - 8768*y^4*z^4 + 2621*y^5*z^4 - 218*y^6*z^4 + 172*z^5 - 4335*y*z^5 + 10702*y^2*z^5 - 10720*y^3*z^5 + 4670*y^4*z^5 - 669*y^5*z^5 - 148*z^6 + 3578*y*z^6 - 6594*y^2*z^6 + 4413*y^3*z^6 - 936*y^4*z^6 + 66*z^7 - 1558*y*z^7 + 1974*y^2*z^7 - 699*y^3*z^7 - 12*z^8 + 280*y*z^8 - 198*y^2*z^8)/(4*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2))* G[0, 1 - y, z] + (-1/2*(Pi^2*z*(2 - 2*y - 2*z + y*z))/y^2 + (I*Pi*z*(-12 + 30*y - 22*y^2 + 4*y^3 + 24*z - 36*y*z + 9*y^2*z - 12*z^2 + 6*y*z^2))/(y*(-1 + y + z)^2) - (-y + 2*y^2 - y^3 + 2*z - 4*y*z + 6*y^2*z - 10*y^3*z + 10*y^4*z - 4*y^5*z + 2*z^2 - 25*y*z^2 + 58*y^2*z^2 - 21*y^3*z^2 - 18*y^4*z^2 + 4*y^5*z^2 - 22*z^3 + 216*y*z^3 - 462*y^2*z^3 + 302*y^3*z^3 - 54*y^4*z^3 + 30*z^4 - 334*y*z^4 + 494*y^2*z^4 - 139*y^3*z^4 - 12*z^5 + 148*y*z^5 - 98*y^2*z^5)/ (4*y^2*z^2*(-1 + y + z)^2))*G[1, 0, z] - (Pi^2*(2*y - 8*y^2 + 10*y^3 - 4*y^4 + 6*z - 26*y*z + 42*y^2*z - 30*y^3*z + 8*y^4*z - 18*z^2 + 49*y*z^2 - 44*y^2*z^2 + 13*y^3*z^2 + 18*z^3 - 28*y*z^3 + 10*y^2*z^3 - 6*z^4 + 3*y*z^4)* G[1, 1, z])/(y^2*(-1 + y + z)^2) + (Pi^2*(y - 4*y^2 + 5*y^3 - 2*y^4 + 4*z - 16*y*z + 24*y^2*z - 16*y^3*z + 4*y^4*z - 12*z^2 + 31*y*z^2 - 26*y^2*z^2 + 7*y^3*z^2 + 12*z^3 - 18*y*z^3 + 6*y^2*z^3 - 4*z^4 + 2*y*z^4)*G[1, 1 - y, z])/ (y^2*(-1 + y + z)^2) + (-1/2*(Pi^2*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4))/ (y^2*z^2) + (I*Pi*(-6*y^4 + 24*y^5 - 30*y^6 + 12*y^7 - 15*y^3*z + 67*y^4*z - 94*y^5*z + 42*y^6*z + 17*y^2*z^2 - 4*y^3*z^2 - 62*y^4*z^2 + 48*y^5*z^2 + 22*y*z^3 - 123*y^2*z^3 + 98*y^3*z^3 + 12*z^4 - 112*y*z^4 + 180*y^2*z^4 - 48*y^3*z^4 - 36*z^5 + 108*y*z^5 - 42*y^2*z^5 + 24*z^6 - 12*y*z^6))/ (y*z*(-1 + y + z)*(y + z)^3) + (-y^4 + 12*y^6 - 26*y^7 + 21*y^8 - 6*y^9 - y^3*z - 8*y^4*z + 138*y^5*z - 462*y^6*z + 665*y^7*z - 450*y^8*z + 118*y^9*z + 3*y^2*z^2 - 22*y^3*z^2 + 258*y^4*z^2 - 972*y^5*z^2 + 1652*y^6*z^2 - 1348*y^7*z^2 + 429*y^8*z^2 + 5*y*z^3 - 18*y^2*z^3 - 114*y^3*z^3 + 344*y^4*z^3 - 26*y^5*z^3 - 644*y^6*z^3 + 459*y^7*z^3 + 2*z^4 - 2*y*z^4 - 403*y^2*z^4 + 2386*y^3*z^4 - 4363*y^4*z^4 + 2756*y^5*z^4 - 308*y^6*z^4 + 2*z^5 - 227*y*z^5 + 2198*y^2*z^5 - 5993*y^3*z^5 + 5556*y^4*z^5 - 1356*y^5*z^5 - 22*z^6 + 722*y*z^6 - 3430*y^2*z^6 + 4630*y^3*z^6 - 1587*y^4*z^6 + 30*z^7 - 778*y*z^7 + 1850*y^2*z^7 - 885*y^3*z^7 - 12*z^8 + 280*y*z^8 - 198*y^2*z^8)/ (4*y^2*z^2*(-1 + y + z)^2*(y + z)^3))*G[1 - y, 0, z] - (Pi^2*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 2*y^3*z + 6*y^4*z - 6*y^5*z + 2*y^6*z - 5*y*z^2 + 20*y^2*z^2 - 30*y^3*z^2 + 20*y^4*z^2 - 5*y^5*z^2 - 14*z^3 + 62*y*z^3 - 102*y^2*z^3 + 74*y^3*z^3 - 20*y^4*z^3 + 42*z^4 - 116*y*z^4 + 106*y^2*z^4 - 32*y^3*z^4 - 42*z^5 + 66*y*z^5 - 24*y^2*z^5 + 14*z^6 - 7*y*z^6)* G[1 - y, 1, z])/(2*y^2*z^2*(-1 + y + z)^2) + ((I*Pi*(-1 + y + z)*(-y^2 + y^3 - 4*y*z + 3*y^2*z - 12*z^2 + 6*y*z^2))/(y*z^2) + (Pi^2*(3*y^3 - 6*y^4 + 3*y^5 - 3*y*z^2 + 6*y^2*z^2 - 3*y^3*z^2 - 10*z^3 + 16*y*z^3 - 6*y^2*z^3 + 10*z^4 - 5*y*z^4))/(2*y^2*z^2) - (-4*y + 10*y^2 - 7*y^3 + y^4 - 8*z + 36*y^2*z - 23*y^3*z - 2*y^4*z - 44*z^2 + 148*y*z^2 - 154*y^2*z^2 + 39*y^3*z^2 + y^4*z^2 + 178*z^3 - 330*y*z^3 + 190*y^2*z^3 - 41*y^3*z^3 - 192*z^4 + 236*y*z^4 - 82*y^2*z^4 + 66*z^5 - 50*y*z^5)/(2*y*(-1 + z)^2*z^2))*G[1 - y, 1 - y, z] + ((I*Pi*(-1 + y + z)*(-y^2 + y^3 + 3*y^2*z - 12*z^2 + 6*y*z^2))/ (y*z^2) + (Pi^2*(y^3 - 2*y^4 + y^5 - y*z^2 + 2*y^2*z^2 - y^3*z^2 - 4*z^3 + 6*y*z^3 - 2*y^2*z^3 + 4*z^4 - 2*y*z^4))/ (2*y^2*z^2) + (-2*y^2 + 30*y^3 - 94*y^4 + 123*y^5 - 74*y^6 + 17*y^7 - 6*y*z + 42*y^2*z - 186*y^3*z + 372*y^4*z - 326*y^5*z + 104*y^6*z - 4*z^2 + 165*y*z^2 - 604*y^2*z^2 + 1005*y^3*z^2 - 874*y^4*z^2 + 312*y^5*z^2 + 22*z^3 - 480*y*z^3 + 1210*y^2*z^3 - 1210*y^3*z^3 + 478*y^4*z^3 - 30*z^4 + 466*y*z^4 - 736*y^2*z^4 + 351*y^3*z^4 + 12*z^5 - 148*y*z^5 + 98*y^2*z^5)/ (4*y^2*z^2*(-1 + y + z)^2))*G[-y, 1 - y, z] - (z*(-36 + 82*y - 58*y^2 + 12*y^3 + 72*z - 100*y*z + 27*y^2*z - 36*z^2 + 18*y*z^2)*G[0, 0, 0, z])/(2*y*(-1 + y + z)^2) + (((-6*I)*Pi*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4))/ (y^2*(-1 + y + z)^2) - (-14*y^2 + 64*y^3 - 108*y^4 + 80*y^5 - 22*y^6 - 49*y*z + 256*y^2*z - 528*y^3*z + 550*y^4*z - 295*y^5*z + 66*y^6*z - 20*z^2 + 391*y*z^2 - 1314*y^2*z^2 + 1812*y^3*z^2 - 1248*y^4*z^2 + 467*y^5*z^2 - 88*y^6*z^2 + 120*z^3 - 1247*y*z^3 + 3108*y^2*z^3 - 3156*y^3*z^3 + 1470*y^4*z^3 - 322*y^5*z^3 + 28*y^6*z^3 - 300*z^4 + 2085*y*z^4 - 3922*y^2*z^4 + 2916*y^3*z^4 - 856*y^4*z^4 + 70*y^5*z^4 + 400*z^5 - 1975*y*z^5 + 2712*y^2*z^5 - 1356*y^3*z^5 + 192*y^4*z^5 - 300*z^6 + 1049*y*z^6 - 958*y^2*z^6 + 248*y^3*z^6 + 120*z^7 - 281*y*z^7 + 132*y^2*z^7 - 20*z^8 + 27*y*z^8)/ (2*y^2*(-1 + z)^3*z*(-1 + y + z)^2))*G[0, 0, 1 - y, z] - ((2 - 10*y + 18*y^2 - 10*y^3 - 6*z + 25*y*z - 34*y^2*z + 12*y^3*z + 4*z^2 - 38*y*z^2 + 72*y^2*z^2 - 44*y^3*z^2 + 8*y^4*z^2 + 48*y*z^3 - 72*y^2*z^3 + 18*y^3*z^3 - 24*y*z^4 + 12*y^2*z^4)* G[0, 1, 0, z])/(2*y^2*z*(-1 + y + z)^2) + (((-6*I)*Pi*z*(2 - 2*y - 2*z + y*z))/y^2 - (-2*y^3 + 10*y^4 - 6*y^5 - 50*y^6 + 116*y^7 - 96*y^8 + 28*y^9 - 6*y^2*z + 36*y^3*z - 47*y^4*z - 120*y^5*z + 391*y^6*z - 378*y^7*z + 124*y^8*z - 6*y*z^2 + 48*y^2*z^2 - 123*y^3*z^2 + 14*y^4*z^2 + 379*y^5*z^2 - 516*y^6*z^2 + 204*y^7*z^2 - 2*z^3 + 28*y*z^3 - 29*y^2*z^3 + 8*y^3*z^3 + 104*y^4*z^3 - 244*y^5*z^3 + 134*y^6*z^3 + 6*z^4 + 55*y*z^4 - 258*y^2*z^4 + 214*y^3*z^4 - 54*y^4*z^4 + 24*y^5*z^4 + 34*z^5 - 268*y*z^5 + 439*y^2*z^5 - 222*y^3*z^5 + 62*y^4*z^5 - 86*z^6 + 291*y*z^6 - 292*y^2*z^6 + 142*y^3*z^6 + 66*z^7 - 132*y*z^7 + 104*y^2*z^7 - 18*z^8 + 26*y*z^8)/(2*y^2*z*(-1 + y + z)^2*(y + z)^3))* G[0, 1 - y, 0, z] + (((6*I)*Pi*(-1 + y + z)*(-y + y^2 - 2*z + y*z))/ y^2 + (y^3 - 3*y^4 + 3*y^5 - y^6 + 12*y^2*z - 44*y^3*z + 55*y^4*z - 26*y^5*z + 3*y^6*z + 51*y*z^2 - 207*y^2*z^2 + 308*y^3*z^2 - 209*y^4*z^2 + 60*y^5*z^2 - 3*y^6*z^2 + 20*z^3 - 344*y*z^3 + 889*y^2*z^3 - 876*y^3*z^3 + 407*y^4*z^3 - 98*y^5*z^3 + y^6*z^3 - 96*z^4 + 888*y*z^4 - 1657*y^2*z^4 + 1159*y^3*z^4 - 330*y^4*z^4 + 29*y^5*z^4 + 186*z^5 - 1136*y*z^5 + 1527*y^2*z^5 - 708*y^3*z^5 + 80*y^4*z^5 - 182*z^6 + 755*y*z^6 - 676*y^2*z^6 + 160*y^3*z^6 + 90*z^7 - 240*y*z^7 + 112*y^2*z^7 - 18*z^8 + 26*y*z^8)/(2*y^2*(-1 + z)^3*z^2*(-1 + y + z)))* G[0, 1 - y, 1 - y, z] + (((6*I)*Pi*(-1 + y + z)*(-y + y^2 - 2*z + y*z))/y^2 + (y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 12*y^3*z + 28*y^4*z - 24*y^5*z + 8*y^6*z + 25*y*z^2 - 110*y^2*z^2 + 204*y^3*z^2 - 170*y^4*z^2 + 54*y^5*z^2 + 20*z^3 - 162*y*z^3 + 398*y^2*z^3 - 406*y^3*z^3 + 148*y^4*z^3 - 60*z^4 + 277*y*z^4 - 404*y^2*z^4 + 190*y^3*z^4 + 60*z^5 - 166*y*z^5 + 116*y^2*z^5 - 20*z^6 + 27*y*z^6)/(2*y^2*z^2*(-1 + y + z)^2))*G[0, -y, 1 - y, z] + (((6*I)*Pi*z*(2 - 2*y - 2*z + y*z))/y^2 - (-2 + 10*y - 18*y^2 + 10*y^3 + 6*z - 25*y*z + 34*y^2*z - 12*y^3*z - 24*z^2 + 74*y*z^2 - 62*y^2*z^2 + 2*y^3*z^2 + 8*y^4*z^2 + 56*z^3 - 139*y*z^3 + 88*y^2*z^3 - 8*y^3*z^3 - 54*z^4 + 106*y*z^4 - 42*y^2*z^4 + 18*z^5 - 26*y*z^5)/ (2*y^2*z*(-1 + y + z)^2))*G[1, 0, 0, z] + (((-6*I)*Pi*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4))/ (y^2*(-1 + y + z)^2) - (-3*y + 14*y^2 - 25*y^3 + 24*y^4 - 14*y^5 + 4*y^6 - 8*z + 55*y*z - 136*y^2*z + 169*y^3*z - 88*y^4*z + 8*y^5*z + 36*z^2 - 191*y*z^2 + 370*y^2*z^2 - 332*y^3*z^2 + 30*y^4*z^2 + 90*y^5*z^2 - 24*y^6*z^2 - 66*z^3 + 345*y*z^3 - 688*y^2*z^3 + 598*y^3*z^3 - 154*y^4*z^3 + 70*y^5*z^3 - 56*y^6*z^3 + 88*z^4 - 601*y*z^4 + 1400*y^2*z^4 - 1321*y^3*z^4 + 586*y^4*z^4 - 184*y^5*z^4 + 12*y^6*z^4 - 150*z^5 + 1043*y*z^5 - 2144*y^2*z^5 + 1685*y^3*z^5 - 534*y^4*z^5 + 30*y^5*z^5 + 228*z^6 - 1205*y*z^6 + 1826*y^2*z^6 - 978*y^3*z^6 + 136*y^4*z^6 - 206*z^7 + 771*y*z^7 - 760*y^2*z^7 + 204*y^3*z^7 + 96*z^8 - 240*y*z^8 + 118*y^2*z^8 - 18*z^9 + 26*y*z^9)/(2*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2))* G[1, 0, 1 - y, z] + (((6*I)*Pi*z*(2 - 2*y - 2*z + y*z))/y^2 + (z*(20 - 96*y + 140*y^2 - 68*y^3 + 4*y^4 - 60*z + 219*y*z - 202*y^2*z + 37*y^3*z + 60*z^2 - 150*y*z^2 + 62*y^2*z^2 - 20*z^3 + 27*y*z^3))/(2*y^2*(-1 + y + z)^2))*G[1, 1, 0, z] + (((-6*I)*Pi*z*(2 - 2*y - 2*z + y*z))/y^2 - (-y + 4*y^2 + 4*y^3 - 22*y^4 + 21*y^5 - 6*y^6 + 4*y*z - 4*y^2*z + 2*y^3*z + 22*y^4*z - 30*y^5*z + 6*y^6*z - 4*y*z^2 - 12*y^2*z^2 + y^3*z^2 - 18*y^4*z^2 + 9*y^5*z^2 + 20*z^3 - 74*y*z^3 + 102*y^2*z^3 - 36*y^3*z^3 + 4*y^4*z^3 - 60*z^4 + 176*y*z^4 - 142*y^2*z^4 + 24*y^3*z^4 + 60*z^5 - 128*y*z^5 + 52*y^2*z^5 - 20*z^6 + 27*y*z^6)/(2*y^2*z^2*(-1 + y + z)^2))* G[1, 1 - y, 0, z] + (((-6*I)*Pi*z*(2 - 2*y - 2*z + y*z))/y^2 - (2*y^3 - 10*y^4 + 30*y^5 - 72*y^6 + 106*y^7 - 78*y^8 + 22*y^9 + 6*y^2*z - 36*y^3*z + 109*y^4*z - 246*y^5*z + 376*y^6*z - 306*y^7*z + 97*y^8*z + 6*y*z^2 - 48*y^2*z^2 + 119*y^3*z^2 - 200*y^4*z^2 + 342*y^5*z^2 - 366*y^6*z^2 + 147*y^7*z^2 + 2*z^3 - 28*y*z^3 + 121*y^2*z^3 - 68*y^3*z^3 - 91*y^4*z^3 + 14*y^5*z^3 + 51*y^6*z^3 - 6*z^4 + 73*y*z^4 - 132*y^2*z^4 - 161*y^3*z^4 + 290*y^4*z^4 - 71*y^5*z^4 + 24*z^5 - 146*y*z^5 + 129*y^2*z^5 + 60*y^3*z^5 - 16*y^4*z^5 - 56*z^6 + 181*y*z^6 - 172*y^2*z^6 + 104*y^3*z^6 + 54*z^7 - 112*y*z^7 + 96*y^2*z^7 - 18*z^8 + 26*y*z^8)/(2*y^2*z*(-1 + y + z)^2*(y + z)^3))* G[1 - y, 0, 0, z] + (((6*I)*Pi*(-1 + y + z)*(-y + y^2 - 2*z + y*z))/ y^2 - (-4*y + 14*y^2 - 16*y^3 + 4*y^4 + 4*y^5 - 2*y^6 - 10*z + 58*y*z - 124*y^2*z + 126*y^3*z - 56*y^4*z + 6*y^6*z + 38*z^2 - 217*y*z^2 + 449*y^2*z^2 - 428*y^3*z^2 + 188*y^4*z^2 - 24*y^5*z^2 - 6*y^6*z^2 - 56*z^3 + 480*y*z^3 - 1031*y^2*z^3 + 876*y^3*z^3 - 348*y^4*z^3 + 76*y^5*z^3 + 2*y^6*z^3 + 64*z^4 - 800*y*z^4 + 1533*y^2*z^4 - 1034*y^3*z^4 + 274*y^4*z^4 - 24*y^5*z^4 - 104*z^5 + 930*y*z^5 - 1337*y^2*z^5 + 618*y^3*z^5 - 62*y^4*z^5 + 128*z^6 - 641*y*z^6 + 600*y^2*z^6 - 142*y^3*z^6 - 78*z^7 + 220*y*z^7 - 104*y^2*z^7 + 18*z^8 - 26*y*z^8)/ (2*y^2*(-1 + z)^3*z^2*(-1 + y + z)))*G[1 - y, 0, 1 - y, z] + (((-6*I)*Pi*z*(2 - 2*y - 2*z + y*z))/y^2 + (-y + 4*y^2 - 5*y^3 + 2*y^4 + 4*y*z - 14*y^2*z + 16*y^3*z - 2*y^4*z - 6*y^5*z + 2*y^6*z - 6*y*z^2 + 18*y^2*z^2 - 12*y^3*z^2 - 8*y^4*z^2 + 5*y^5*z^2 - 20*z^3 + 66*y*z^3 - 66*y^2*z^3 + 10*y^3*z^3 + 8*y^4*z^3 + 60*z^4 - 152*y*z^4 + 104*y^2*z^4 - 15*y^3*z^4 - 60*z^5 + 116*y*z^5 - 46*y^2*z^5 + 20*z^6 - 27*y*z^6)/(2*y^2*z^2*(-1 + y + z)^2))* G[1 - y, 1, 0, z] + (((-6*I)*Pi*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4))/(y^2*z^2) - (-7*y^6 + 21*y^7 - 21*y^8 + 7*y^9 + 3*y^5*z - 22*y^6*z + 35*y^7*z - 16*y^8*z + 50*y^4*z^2 - 209*y^5*z^2 + 279*y^6*z^2 - 120*y^7*z^2 + 56*y^3*z^3 - 258*y^4*z^3 + 387*y^5*z^3 - 184*y^6*z^3 + 62*y^2*z^4 - 146*y^3*z^4 + 191*y^4*z^4 - 100*y^5*z^4 + 50*y*z^5 - 132*y^2*z^5 + 91*y^3*z^5 - 36*y^4*z^5 + 20*z^6 - 118*y*z^6 + 139*y^2*z^6 - 80*y^3*z^6 - 40*z^7 + 95*y*z^7 - 84*y^2*z^7 + 20*z^8 - 27*y*z^8)/(2*y^2*z^2* (-1 + y + z)*(y + z)^3))*G[1 - y, 1 - y, 0, z] - ((-1 + y + z)*(-3*y^2 + 3*y^3 - 8*y*z + 9*y^2*z - 36*z^2 + 18*y*z^2)* G[1 - y, 1 - y, 1 - y, z])/(2*y*z^2) - ((-y + 3*y^2 - 4*y^3 + 6*y^4 - 6*y^5 + 2*y^6 - 2*z + 11*y*z - 18*y^2*z + 22*y^3*z - 20*y^4*z + 10*y^5*z + 4*z^2 - 38*y*z^2 + 72*y^2*z^2 - 62*y^3*z^2 + 26*y^4*z^2 + 48*y*z^3 - 72*y^2*z^3 + 30*y^3*z^3 - 24*y*z^4 + 12*y^2*z^4)*G[1 - y, -y, 1 - y, z])/ (2*y^2*z^2*(-1 + y + z)) + (((6*I)*Pi*(-1 + y + z)*(-y + y^2 - 2*z + y*z))/y^2 - (-6*y^4 + 14*y^5 - 10*y^6 + 2*y^7 - 22*y^3*z + 22*y^4*z - 2*y^5*z + 2*y^6*z - 15*y*z^2 + 68*y^2*z^2 - 121*y^3*z^2 + 118*y^4*z^2 - 26*y^5*z^2 - 20*z^3 + 130*y*z^3 - 310*y^2*z^3 + 328*y^3*z^3 - 112*y^4*z^3 + 60*z^4 - 241*y*z^4 + 352*y^2*z^4 - 169*y^3*z^4 - 60*z^5 + 154*y*z^5 - 110*y^2*z^5 + 20*z^6 - 27*y*z^6)/(2*y^2*z^2*(-1 + y + z)^2))*G[-y, 0, 1 - y, z] + (((-6*I)*Pi*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4))/ (y^2*z^2) - (16*y^6 - 50*y^7 + 58*y^8 - 30*y^9 + 6*y^10 + 16*y^5*z - 16*y^6*z + 4*y^8*z - 4*y^9*z - 38*y^4*z^2 + 276*y^5*z^2 - 521*y^6*z^2 + 366*y^7*z^2 - 104*y^8*z^2 + 16*y^3*z^3 + 256*y^4*z^3 - 861*y^5*z^3 + 788*y^6*z^3 - 248*y^7*z^3 - 40*y^2*z^4 + 124*y^3*z^4 - 564*y^4*z^4 + 714*y^5*z^4 - 254*y^6*z^4 - 68*y*z^5 + 282*y^2*z^5 - 464*y^3*z^5 + 486*y^4*z^5 - 166*y^5*z^5 - 38*z^6 + 258*y*z^6 - 547*y^2*z^6 + 506*y^3*z^6 - 172*y^4*z^6 + 86*z^7 - 315*y*z^7 + 416*y^2*z^7 - 196*y^3*z^7 - 66*z^8 + 156*y*z^8 - 116*y^2*z^8 + 18*z^9 - 26*y*z^9)/(2*y^2*z^2*(-1 + y + z)^2*(y + z)^3))* G[-y, 1 - y, 0, z] + (((-6*I)*Pi*(-1 + y + z)*(-y + y^2 - 2*z + y*z))/y^2 - (-y^3 + y^4 + y^3*z - 6*y^4*z + 2*y^5*z - 27*y*z^2 + 91*y^2*z^2 - 106*y^3*z^2 + 40*y^4*z^2 - 20*z^3 + 119*y*z^3 - 196*y^2*z^3 + 100*y^3*z^3 + 36*z^4 - 114*y*z^4 + 88*y^2*z^4 - 18*z^5 + 26*y*z^5)/(2*y^2*z^2*(-1 + y + z)))* G[-y, 1 - y, 1 - y, z] + (((-6*I)*Pi*(-1 + y + z)*(-y + y^2 - 2*z + y*z))/y^2 + ((-1 + y + z)*(-2*y^3 + 2*y^4 + 6*y^3*z - 9*y*z^2 - 19*y^2*z^2 + 20*z^3 - 27*y*z^3))/(2*y^2*z^2))*G[-y, -y, 1 - y, z] - (9*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[0, 0, 0, 1 - y, z])/ (y^2*(-1 + y + z)^2) + (9*z*(2 - 2*y - 2*z + y*z)* G[0, 0, 1 - y, 0, z])/y^2 + (3*(3*y - 12*y^2 + 16*y^3 - 8*y^4 + y^5 + 6*z - 30*y*z + 54*y^2*z - 42*y^3*z + 12*y^4*z - 18*z^2 + 54*y*z^2 - 54*y^2*z^2 + 18*y^3*z^2 + 18*z^3 - 30*y*z^3 + 12*y^2*z^3 - 6*z^4 + 3*y*z^4)*G[0, 0, 1 - y, 1 - y, z])/ (y^2*(-1 + y + z)^2) + (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)* G[0, 0, -y, 1 - y, z])/y^2 - (6*z*(2 - 2*y - 2*z + y*z)* G[0, 1, 0, 0, z])/y^2 + (6*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[0, 1, 0, 1 - y, z])/(y^2*(-1 + y + z)^2) - (6*z*(2 - 2*y - 2*z + y*z)*G[0, 1, 1, 0, z])/y^2 + (6*z*(2 - 2*y - 2*z + y*z)*G[0, 1, 1 - y, 0, z])/y^2 + (12*z*(2 - 2*y - 2*z + y*z)*G[0, 1 - y, 0, 0, z])/y^2 - (3*(-2*y + 8*y^2 - 9*y^3 + 2*y^4 + y^5 - 4*z + 20*y*z - 36*y^2*z + 28*y^3*z - 8*y^4*z + 12*z^2 - 36*y*z^2 + 36*y^2*z^2 - 12*y^3*z^2 - 12*z^3 + 20*y*z^3 - 8*y^2*z^3 + 4*z^4 - 2*y*z^4)* G[0, 1 - y, 0, 1 - y, z])/(y^2*(-1 + y + z)^2) + (6*z*(2 - 2*y - 2*z + y*z)*G[0, 1 - y, 1, 0, z])/y^2 - (3*(y^3 - 2*y^4 + y^5 + 6*z^3 - 6*y*z^3 - 6*z^4 + 3*y*z^4)* G[0, 1 - y, 1 - y, 0, z])/(y^2*z^2) - (9*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[0, 1 - y, 1 - y, 1 - y, z])/ y^2 - (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[0, 1 - y, -y, 1 - y, z])/y^2 - (3*(-1 + y)^2*y*G[0, -y, 0, 1 - y, z])/(-1 + y + z)^2 - (3*(y^3 - 2*y^4 + y^5 + 10*z^3 - 10*y*z^3 - 10*z^4 + 5*y*z^4)* G[0, -y, 1 - y, 0, z])/(y^2*z^2) - (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[0, -y, 1 - y, 1 - y, z])/ y^2 + (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[0, -y, -y, 1 - y, z])/y^2 - (9*z*(2 - 2*y - 2*z + y*z)*G[1, 0, 0, 0, z])/y^2 - (3*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 0, 0, 1 - y, z])/ (y^2*(-1 + y + z)^2) - (6*z*(2 - 2*y - 2*z + y*z)*G[1, 0, 1, 0, z])/ y^2 + (12*z*(2 - 2*y - 2*z + y*z)*G[1, 0, 1 - y, 0, z])/y^2 + (6*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 0, 1 - y, 1 - y, z])/ (y^2*(-1 + y + z)^2) - (6*z*(2 - 2*y - 2*z + y*z)*G[1, 1, 0, 0, z])/ y^2 - (12*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 1, 0, 1 - y, z])/(y^2*(-1 + y + z)^2) + (3*z*(2 - 2*y - 2*z + y*z)* G[1, 1, 1, 0, z])/y^2 + (3*z*(2 - 2*y - 2*z + y*z)* G[1, 1, 1 - y, 0, z])/y^2 + (12*z*(2 - 2*y - 2*z + y*z)* G[1, 1 - y, 0, 0, z])/y^2 + (6*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 1 - y, 0, 1 - y, z])/(y^2*(-1 + y + z)^2) + (6*z*(2 - 2*y - 2*z + y*z)*G[1, 1 - y, 1, 0, z])/y^2 - (12*z*(2 - 2*y - 2*z + y*z)*G[1, 1 - y, 1 - y, 0, z])/y^2 + (9*z*(2 - 2*y - 2*z + y*z)*G[1 - y, 0, 0, 0, z])/y^2 + (3*(3*y - 12*y^2 + 19*y^3 - 14*y^4 + 4*y^5 + 6*z - 30*y*z + 54*y^2*z - 42*y^3*z + 12*y^4*z - 18*z^2 + 54*y*z^2 - 54*y^2*z^2 + 18*y^3*z^2 + 18*z^3 - 30*y*z^3 + 12*y^2*z^3 - 6*z^4 + 3*y*z^4)* G[1 - y, 0, 0, 1 - y, z])/(y^2*(-1 + y + z)^2) + (6*z*(2 - 2*y - 2*z + y*z)*G[1 - y, 0, 1, 0, z])/y^2 + (3*(3*y^3 - 6*y^4 + 3*y^5 - 4*z^3 + 4*y*z^3 + 4*z^4 - 2*y*z^4)* G[1 - y, 0, 1 - y, 0, z])/(y^2*z^2) - (12*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[1 - y, 0, 1 - y, 1 - y, z])/y^2 - (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)* G[1 - y, 0, -y, 1 - y, z])/y^2 + (3*z*(2 - 2*y - 2*z + y*z)* G[1 - y, 1, 0, 0, z])/y^2 + (3*(5*y - 20*y^2 + 31*y^3 - 22*y^4 + 6*y^5 + 10*z - 50*y*z + 90*y^2*z - 70*y^3*z + 20*y^4*z - 30*z^2 + 90*y*z^2 - 90*y^2*z^2 + 30*y^3*z^2 + 30*z^3 - 50*y*z^3 + 20*y^2*z^3 - 10*z^4 + 5*y*z^4)*G[1 - y, 1, 0, 1 - y, z])/ (y^2*(-1 + y + z)^2) - (6*z*(2 - 2*y - 2*z + y*z)* G[1 - y, 1, 1, 0, z])/y^2 + (3*(-1 + y)^2*y*G[1 - y, 1, 1 - y, 0, z])/z^2 + (3*(2*y^3 - 4*y^4 + 2*y^5 - 6*z^3 + 6*y*z^3 + 6*z^4 - 3*y*z^4)*G[1 - y, 1 - y, 0, 0, z])/(y^2*z^2) - (9*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[1 - y, 1 - y, 0, 1 - y, z])/ y^2 - (3*z*(2 - 2*y - 2*z + y*z)*G[1 - y, 1 - y, 1, 0, z])/y^2 - (9*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[1 - y, 1 - y, 1 - y, 0, z])/(y^2*z^2) - (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[1 - y, -y, 0, 1 - y, z])/ y^2 + (6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[1 - y, -y, 1 - y, 0, z])/(y^2*z^2) + (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[1 - y, -y, 1 - y, 1 - y, z])/y^2 + (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)* G[1 - y, -y, -y, 1 - y, z])/y^2 + (12*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, 0, 0, 1 - y, z])/y^2 + (6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[-y, 0, 1 - y, 0, z])/(y^2*z^2) - (12*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, 0, 1 - y, 1 - y, z])/ y^2 - (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, 0, -y, 1 - y, z])/y^2 + (6*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)*G[-y, 1 - y, 0, 0, z])/(y^2*z^2) - (12*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, 1 - y, 0, 1 - y, z])/ y^2 - (3*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[-y, 1 - y, 1 - y, 0, z])/(y^2*z^2) + (9*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, 1 - y, 1 - y, 1 - y, z])/y^2 + (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)* G[-y, 1 - y, -y, 1 - y, z])/y^2 - (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, -y, 0, 1 - y, z])/y^2 - (12*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4)* G[-y, -y, 1 - y, 0, z])/(y^2*z^2) + (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, -y, 1 - y, 1 - y, z])/ y^2 - (3*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, -y, -y, 1 - y, z])/y^2 + (((18*I)*Pi*(-1 + y)^2*y)/(-1 + y + z)^2 - (36*y^2 - 144*y^3 + 216*y^4 - 144*y^5 + 36*y^6 + 26*y*z - 555*y^2*z + 1173*y^3*z - 1109*y^4*z + 573*y^5*z - 108*y^6*z - 108*z^2 + 364*y*z^2 + 903*y^2*z^2 - 1793*y^3*z^2 + 1139*y^4*z^2 - 267*y^5*z^2 - 46*y^6*z^2 + 540*z^3 - 1878*y*z^3 + 840*y^2*z^3 - 6*y^3*z^3 - 64*y^4*z^3 - 14*y^5*z^3 + 6*y^6*z^3 - 1080*z^4 + 3352*y*z^4 - 2982*y^2*z^4 + 1584*y^3*z^4 - 262*y^4*z^4 - 36*y^5*z^4 + 1080*z^5 - 2818*y*z^5 + 2445*y^2*z^5 - 979*y^3*z^5 + 80*y^4*z^5 - 540*z^6 + 1116*y*z^6 - 741*y^2*z^6 + 165*y^3*z^6 + 108*z^7 - 162*y*z^7 + 54*y^2*z^7)/ (2*(-1 + y)*y*(-1 + z)^3*z*(-1 + y + z)^2))*Zeta[3] + G[1, z]*(((-I)*Pi^3*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4))/ (y^2*(-1 + y + z)^2) - (Pi^2*(-4*y + 18*y^2 - 21*y^3 + 2*y^4 + 7*y^5 - 2*y^6 - 8*z + 62*y*z - 152*y^2*z + 159*y^3*z - 85*y^5*z + 24*y^6*z + 36*z^2 - 210*y*z^2 + 382*y^2*z^2 - 325*y^3*z^2 - 120*y^4*z^2 + 252*y^5*z^2 - 60*y^6*z^2 - 66*z^3 + 392*y*z^3 - 706*y^2*z^3 + 629*y^3*z^3 - 12*y^4*z^3 - 68*y^5*z^3 - 32*y^6*z^3 + 88*z^4 - 726*y*z^4 + 1542*y^2*z^4 - 1429*y^3*z^4 + 510*y^4*z^4 - 127*y^5*z^4 + 6*y^6*z^4 - 150*z^5 + 1264*y*z^5 - 2436*y^2*z^5 + 1819*y^3*z^5 - 516*y^4*z^5 + 21*y^5*z^5 + 228*z^6 - 1422*y*z^6 + 2074*y^2*z^6 - 1049*y^3*z^6 + 136*y^4*z^6 - 206*z^7 + 880*y*z^7 - 850*y^2*z^7 + 217*y^3*z^7 + 96*z^8 - 262*y*z^8 + 128*y^2*z^8 - 18*z^9 + 26*y*z^9))/(12*y^2*(-1 + z)^3*z^2* (-1 + y + z)^2) - (3*(7*y - 28*y^2 + 35*y^3 - 14*y^4 + 18*z - 82*y*z + 138*y^2*z - 102*y^3*z + 28*y^4*z - 54*z^2 + 152*y*z^2 - 142*y^2*z^2 + 44*y^3*z^2 + 54*z^3 - 86*y*z^3 + 32*y^2*z^3 - 18*z^4 + 9*y*z^4)*Zeta[3])/(y^2*(-1 + y + z)^2)) + G[1 - y, z]*((I*Pi*(4*y - 8*y^2 + 4*y^3 - 14*z + 8*y*z + 14*y^2*z - 8*y^3*z + 40*z^2 - 15*y*z^2 - 18*y^2*z^2 + 4*y^3*z^2 - 38*z^3 + 5*y*z^3 - 4*y^2*z^3 + 12*z^4 - 2*y*z^4))/((-1 + z)^2*z^2) + (I*Pi^3*(y^3 - 2*y^4 + y^5 + y*z^2 - 2*y^2*z^2 + y^3*z^2 + 2*z^3 - 4*y*z^3 + 2*y^2*z^3 - 2*z^4 + y*z^4))/(y^2*z^2) + (3*y - 48*y^2 + 123*y^3 - 114*y^4 + 36*y^5 - 6*z + 154*y*z - 180*y^2*z - 144*y^3*z + 248*y^4*z - 72*y^5*z + 30*z^2 - 647*y*z^2 + 784*y^2*z^2 + 21*y^3*z^2 - 224*y^4*z^2 + 36*y^5*z^2 - 54*z^3 + 978*y*z^3 - 923*y^2*z^3 + 209*y^3*z^3 - 86*y^4*z^3 + 42*z^4 - 646*y*z^4 + 454*y^2*z^4 - 209*y^3*z^4 - 12*z^5 + 158*y*z^5 - 87*y^2*z^5)/(4*y*(-1 + z)^2*z^2* (-1 + y + z)) + (Pi^2*(-4*y^4 + 18*y^5 - 35*y^6 + 40*y^7 - 30*y^8 + 14*y^9 - 3*y^10 - 20*y^3*z + 116*y^4*z - 275*y^5*z + 313*y^6*z - 158*y^7*z + 26*y^8*z - 11*y^9*z + 9*y^10*z - 36*y^2*z^2 + 276*y^3*z^2 - 840*y^4*z^2 + 1267*y^5*z^2 - 787*y^6*z^2 - 100*y^7*z^2 + 280*y^8*z^2 - 51*y^9*z^2 - 9*y^10*z^2 - 28*y*z^3 + 312*y^2*z^3 - 1312*y^3*z^3 + 2850*y^4*z^3 - 3035*y^5*z^3 + 785*y^6*z^3 + 962*y^7*z^3 - 572*y^8*z^3 + 35*y^9*z^3 + 3*y^10*z^3 - 8*z^4 + 170*y*z^4 - 1062*y^2*z^4 + 3560*y^3*z^4 - 6548*y^4*z^4 + 5473*y^5*z^4 - 814*y^6*z^4 - 1042*y^7*z^4 + 312*y^8*z^4 - 19*y^9*z^4 + 36*z^5 - 432*y*z^5 + 2344*y^2*z^5 - 7570*y^3*z^5 + 12144*y^4*z^5 - 8420*y^5*z^5 + 1690*y^6*z^5 + 298*y^7*z^5 - 112*y^8*z^5 - 66*z^6 + 776*y*z^6 - 4616*y^2*z^6 + 13190*y^3*z^6 - 16597*y^4*z^6 + 8838*y^5*z^6 - 1538*y^6*z^6 - 96*y^7*z^6 + 88*z^7 - 1416*y*z^7 + 7566*y^2*z^7 - 15973*y^3*z^7 + 14085*y^4*z^7 - 4860*y^5*z^7 + 354*y^6*z^7 - 150*z^8 + 2188*y*z^8 - 8262*y^2*z^8 + 11623*y^3*z^8 - 6327*y^4*z^8 + 994*y^5*z^8 + 228*z^9 - 2160*y*z^9 + 5252*y^2*z^9 - 4441*y^3*z^9 + 1121*y^4*z^9 - 206*z^10 + 1192*y*z^10 - 1704*y^2*z^10 + 667*y^3*z^10 + 96*z^11 - 316*y*z^11 + 206*y^2*z^11 - 18*z^12 + 26*y*z^12))/ (12*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2*(y + z)^3) - (3*(6*y^3 - 24*y^4 + 36*y^5 - 24*y^6 + 6*y^7 - 12*y^3*z + 36*y^4*z - 36*y^5*z + 12*y^6*z - 7*y*z^2 + 28*y^2*z^2 - 39*y^3*z^2 + 22*y^4*z^2 - 4*y^5*z^2 - 18*z^3 + 82*y*z^3 - 138*y^2*z^3 + 102*y^3*z^3 - 28*y^4*z^3 + 54*z^4 - 152*y*z^4 + 142*y^2*z^4 - 44*y^3*z^4 - 54*z^5 + 86*y*z^5 - 32*y^2*z^5 + 18*z^6 - 9*y*z^6)*Zeta[3])/(y^2*z^2*(-1 + y + z)^2))) + G[1, y]*(-1/120*(Pi^4*(51*y - 204*y^2 + 282*y^3 - 156*y^4 + 27*y^5 + 164*z - 696*y*z + 1104*y^2*z - 776*y^3*z + 204*y^4*z - 492*z^2 + 1321*y*z^2 - 1166*y^2*z^2 + 272*y^3*z^2 + 492*z^3 - 758*y*z^3 + 266*y^2*z^3 - 164*z^4 + 82*y*z^4))/(y^2*(-1 + y + z)^2) + (((4*I)/9)*Pi*(-1 + y + z)*(9*y^3 - 9*y^4 - 28*y^2*z - 51*y^3*z + 9*y^4*z - 45*y*z^2 - 41*y^2*z^2 + 24*y^3*z^2 + 9*z^3 - 9*y*z^3 + 33*y^2*z^3 - 27*z^4 + 36*y*z^4 + 18*z^5))/(y*(-1 + z)*z* (y + z)^2) + ((-1 + y + z)*(351*y^3 - 351*y^4 - 976*y^2*z - 2121*y^3*z + 351*y^4*z - 1350*y*z^2 - 2009*y^2*z^2 + 960*y^3*z^2 + 351*z^3 - 918*y*z^3 + 1365*y^2*z^3 - 1053*z^4 + 1458*y*z^4 + 702*z^5))/(27*y*(-1 + z)*z*(y + z)^2) + (Pi^2*(24*y^4 + 126*y^5 - 732*y^6 + 1194*y^7 - 810*y^8 + 192*y^9 + 6*y^10 + 108*y^3*z - 50*y^4*z - 1762*y^5*z + 5382*y^6*z - 7240*y^7*z + 5542*y^8*z - 2538*y^9*z + 558*y^10*z + 180*y^2*z^2 - 1994*y^3*z^2 + 4328*y^4*z^2 + 804*y^5*z^2 - 14404*y^6*z^2 + 22894*y^7*z^2 - 17874*y^8*z^2 + 7194*y^9*z^2 - 1128*y^10*z^2 + 132*y*z^3 - 3315*y^2*z^3 + 17721*y^3*z^3 - 33738*y^4*z^3 + 18108*y^5*z^3 + 23247*y^6*z^3 - 42213*y^7*z^3 + 26595*y^8*z^3 - 6957*y^9*z^3 + 420*y^10*z^3 + 36*z^4 - 2001*y*z^4 + 20418*y^2*z^4 - 70701*y^3*z^4 + 102652*y^4*z^4 - 52135*y^5*z^4 - 23448*y^6*z^4 + 40108*y^7*z^4 - 16396*y^8*z^4 + 1821*y^9*z^4 - 360*z^5 + 9723*y*z^5 - 61080*y^2*z^5 + 149827*y^3*z^5 - 164281*y^4*z^5 + 70422*y^5*z^5 + 8503*y^6*z^5 - 15697*y^7*z^5 + 2943*y^8*z^5 + 1380*z^6 - 23499*y*z^6 + 102774*y^2*z^6 - 184722*y^3*z^6 + 154218*y^4*z^6 - 56937*y^5*z^6 + 4482*y^6*z^6 + 1242*y^7*z^6 - 2766*z^7 + 32433*y*z^7 - 102801*y^2*z^7 + 136509*y^3*z^7 - 87170*y^4*z^7 + 26681*y^5*z^7 - 2886*y^6*z^7 + 3204*z^8 - 26550*y*z^8 + 60996*y^2*z^8 - 59147*y^3*z^8 + 27866*y^4*z^8 - 5307*y^5*z^8 - 2172*z^9 + 12522*y*z^9 - 20160*y^2*z^9 + 13659*y^3*z^9 - 3849*y^4*z^9 + 804*z^10 - 3018*y*z^10 + 3120*y^2*z^10 - 1260*y^3*z^10 - 126*z^11 + 258*y*z^11 - 132*y^2*z^11))/(72*(-1 + y)*y^2*(-1 + z)^3*z* (-1 + y + z)^2*(y + z)^3) + ((I/6)*Pi^3*(6*y^5 - 24*y^6 + 36*y^7 - 24*y^8 + 6*y^9 + 17*y^4*z - 95*y^5*z + 189*y^6*z - 167*y^7*z + 62*y^8*z - 6*y^9*z - 13*y^3*z^2 - 26*y^4*z^2 + 230*y^5*z^2 - 378*y^6*z^2 + 257*y^7*z^2 - 114*y^8*z^2 + 66*y^9*z^2 - 22*y^10*z^2 - 22*y^2*z^3 + 199*y^3*z^3 - 370*y^4*z^3 + 132*y^5*z^3 + 223*y^6*z^3 - 348*y^7*z^3 + 299*y^8*z^3 - 119*y^9*z^3 + 6*y^10*z^3 - 16*y*z^4 + 220*y^2*z^4 - 975*y^3*z^4 + 1592*y^4*z^4 - 1019*y^5*z^4 - 24*y^6*z^4 + 449*y^7*z^4 - 242*y^8*z^4 + 21*y^9*z^4 - 2*z^5 + 110*y*z^5 - 811*y^2*z^5 + 2280*y^3*z^5 - 2765*y^4*z^5 + 1400*y^5*z^5 - 60*y^6*z^5 - 171*y^7*z^5 + 19*y^8*z^5 + 12*z^6 - 313*y*z^6 + 1522*y^2*z^6 - 2937*y^3*z^6 + 2584*y^4*z^6 - 1030*y^5*z^6 + 168*y^6*z^6 - 24*y^7*z^6 - 30*z^7 + 475*y*z^7 - 1609*y^2*z^7 + 2184*y^3*z^7 - 1408*y^4*z^7 + 466*y^5*z^7 - 78*y^6*z^7 + 40*z^8 - 410*y*z^8 + 968*y^2*z^8 - 920*y^3*z^8 + 430*y^4*z^8 - 90*y^5*z^8 - 30*z^9 + 196*y*z^9 - 309*y^2*z^9 + 197*y^3*z^9 - 54*y^4*z^9 + 12*z^10 - 45*y*z^10 + 42*y^2*z^10 - 15*y^3*z^10 - 2*z^11 + 3*y*z^11 - y^2*z^11))/((-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^3) + ((I*Pi*z*(-2 + 8*y - 10*y^2 + 4*y^3 + 4*z - 9*y*z - y^2*z - 2*z^2 + y*z^2))/(y^2*(-1 + y + z)) + (Pi^2*z*(4 - 12*y + 12*y^2 - 4*y^3 - 12*z + 26*y*z - 16*y^2*z + 5*y^3*z + 12*z^2 - 16*y*z^2 + 4*y^2*z^2 - 4*z^3 + 2*y*z^3))/ (2*y^2*(-1 + y + z)^2) - (-2 + 2*y + 16*y^2 - 26*y^3 + 10*y^4 + 19*z - 49*y*z + 12*y^2*z + 15*y^3*z - 8*z^2 + 14*y*z^2 + 48*y^2*z^2 - 25*z^3 + 29*y*z^3 + 16*z^4)/(2*y^2*(-1 + y + z)))* G[0, 0, z] - (Pi^2*(-1 + 3*y - 2*y^2 + 3*z - 6*y*z + 4*y^2*z - 2*z^2 + 2*y*z^2)*G[0, 1, z])/(y*(-1 + y + z)) + (((-I)*Pi*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2))/(y^2*z) - (4*y + 23*y^2 - 57*y^3 + 30*y^4 + 8*z - 40*y*z - 23*y^2*z + 58*y^3*z + 13*z^2 - 16*y*z^2 + 57*y^2*z^2 - 39*z^3 + 35*y*z^3 + 16*z^4)/(2*y^2*z) + (Pi^2*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z + y*z^2 - 4*y^2*z^2 + 12*y^3*z^2 - 16*y^4*z^2 + 7*y^5*z^2 - 2*z^3 + 2*y*z^3 + 6*y^2*z^3 - 14*y^3*z^3 + 8*y^4*z^3 + 6*z^4 - 8*y*z^4 - 2*y^2*z^4 + 7*y^3*z^4 - 6*z^5 + 6*y*z^5 + 2*z^6 - y*z^6))/ (2*y^2*z^2*(-1 + y + z)^2))*G[0, 1 - y, z] + (-1/2*(Pi^2*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 2*y^3*z + 6*y^4* z - 6*y^5*z + 2*y^6*z + y*z^2 - 4*y^2*z^2 + 6*y^3*z^2 - 4*y^4* z^2 + y^5*z^2 + 12*z^3 - 40*y*z^3 + 48*y^2*z^3 - 24*y^3*z^3 + 4*y^4*z^3 - 36*z^4 + 83*y*z^4 - 58*y^2*z^4 + 10*y^3*z^4 + 36* z^5 - 50*y*z^5 + 14*y^2*z^5 - 12*z^6 + 6*y*z^6))/ (y^2*z^2*(-1 + y + z)^2) + (I*Pi*(6*y^2 - 24*y^3 + 30*y^4 - 12*y^5 + 12*y*z - 52*y^2*z + 106*y^3*z - 102*y^4*z + 36*y^5*z - 2*z^2 - 50*y*z^2 + 158*y^2*z^2 - 220*y^3*z^2 + 166*y^4*z^2 - 58*y^5*z^2 + 8*z^3 + 75*y*z^3 - 213*y^2*z^3 + 223*y^3*z^3 - 93*y^4*z^3 + 18*y^5*z^3 - 12*z^4 - 45*y*z^4 + 129*y^2*z^4 - 105*y^3*z^4 + 15*y^4*z^4 + 8*z^5 + 5*y*z^5 - 27*y^2*z^5 + 20*y^3*z^5 - 2*z^6 + 3*y*z^6 - y^2*z^6))/((-1 + y)*y^2* (-1 + z)^3*z) - (-16*y^3 + 64*y^4 - 96*y^5 + 64*y^6 - 16*y^7 - 6*y*z + 108*y^2*z - 380*y^3*z + 512*y^4*z - 238*y^5*z - 44*y^6*z + 48*y^7*z + 141*y*z^2 - 946*y^2*z^2 + 2725*y^3*z^2 - 3694*y^4*z^2 + 2238*y^5*z^2 - 416*y^6*z^2 - 48*y^7*z^2 - 20*z^3 - 626*y*z^3 + 3151*y^2*z^3 - 7103*y^3*z^3 + 7918*y^4*z^3 - 4074*y^5*z^3 + 738*y^6*z^3 + 16*y^7*z^3 + 68*z^4 + 1275*y*z^4 - 5259*y^2*z^4 + 9269*y^3*z^4 - 7666*y^4*z^4 + 2725*y^5*z^4 - 294*y^6*z^4 - 40*z^5 - 1480*y*z^5 + 4758*y^2*z^5 - 6462*y^3*z^5 + 3473*y^4*z^5 - 603*y^5*z^5 - 120*z^6 + 1093*y*z^6 - 2308*y^2*z^6 + 2296*y^3*z^6 - 607*y^4*z^6 + 220*z^7 - 552*y*z^7 + 543*y^2*z^7 - 329*y^3*z^7 - 140*z^8 + 187*y*z^8 - 47*y^2*z^8 + 32*z^9 - 32*y*z^9)/(4*(-1 + y)*y^2*(-1 + z)^3*z^2*(-1 + y + z)))* G[0, -y, z] + ((I*Pi*z*(-2 + 10*y - 12*y^2 + 4*y^3 + 4*z - 11*y*z - y^2*z - 2*z^2 + y*z^2))/(y^2*(-1 + y + z)) + (Pi^2*z*(4 - 12*y + 12*y^2 - 4*y^3 - 12*z + 26*y*z - 16*y^2*z + y^3*z + 12*z^2 - 16*y*z^2 + 4*y^2*z^2 - 4*z^3 + 2*y*z^3))/ (y^2*(-1 + y + z)^2) + (-y + 2*y^2 - y^3 + 2*z - 4*y*z + 6*y^2*z - 10*y^3*z + 10*y^4*z - 4*y^5*z + 2*z^2 - 25*y*z^2 + 58*y^2*z^2 - 21*y^3*z^2 - 18*y^4*z^2 + 4*y^5*z^2 + 14*z^3 - 110*y*z^3 + 240*y^2*z^3 - 234*y^3*z^3 + 70*y^4*z^3 - 78*z^4 + 351*y*z^4 - 376*y^2*z^4 + 103*y^3*z^4 + 96*z^5 - 244*y*z^5 + 70*y^2*z^5 - 36*z^6 + 33*y*z^6)/(4*y^2*z^2*(-1 + y + z)^2))* G[1, 0, z] + (Pi^2*(4*y - 16*y^2 + 20*y^3 - 8*y^4 + 10*z - 46*y*z + 78*y^2*z - 58*y^3*z + 16*y^4*z - 30*z^2 + 85*y*z^2 - 80*y^2*z^2 + 26*y^3*z^2 + 30*z^3 - 48*y*z^3 + 18*y^2*z^3 - 10*z^4 + 5*y*z^4)* G[1, 1, z])/(2*y^2*(-1 + y + z)^2) - (Pi^2*(-3*y + 9*y^2 - 6*y^3 - 14*z + 37*y*z - 32*y^2*z + 12*y^3*z + 28*z^2 - 41*y*z^2 + 13*y^2*z^2 - 14*z^3 + 7*y*z^3)* G[1, 1 - y, z])/(2*y^2*(-1 + y + z)) + (((-I)*Pi*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2))/(y^2*z) - (4*y + 23*y^2 - 57*y^3 + 30*y^4 + 8*z - 40*y*z - 23*y^2*z + 58*y^3*z + 13*z^2 - 16*y*z^2 + 57*y^2*z^2 - 39*z^3 + 35*y*z^3 + 16*z^4)/(2*y^2*z) - (Pi^2*(2*y^3 - 8*y^4 + 12*y^5 - 8*y^6 + 2*y^7 - 8*y^3*z + 24*y^4*z - 24*y^5*z + 8*y^6*z + 12*y^3*z^2 - 24*y^4*z^2 + 12*y^5*z^2 + 4*z^3 - 12*y*z^3 + 12*y^2*z^3 - 12*y^3*z^3 + 8*y^4*z^3 - 12*z^4 + 26*y*z^4 - 16*y^2*z^4 + 5*y^3*z^4 + 12*z^5 - 16*y*z^5 + 4*y^2*z^5 - 4*z^6 + 2*y*z^6))/ (2*y^2*z^2*(-1 + y + z)^2))*G[1 - y, 0, z] + (Pi^2*(-y^3 + 3*y^4 - 3*y^5 + y^6 + y^3*z - 2*y^4*z + y^5*z + 5*y*z^2 - 15*y^2*z^2 + 16*y^3*z^2 - 6*y^4*z^2 + 10*z^3 - 35*y*z^3 + 40*y^2*z^3 - 14*y^3*z^3 - 20*z^4 + 35*y*z^4 - 15*y^2*z^4 + 10*z^5 - 5*y*z^5)*G[1 - y, 1, z])/ (2*y^2*z^2*(-1 + y + z)) + (-1/6*((-1 + y + z)*(-63*y^3 + 63*y^4 - 20*y^2*z + 63*y^3*z + 141*y* z^2 - 63*y^2*z^2 + 126*z^3 - 63*y*z^3))/(y*z*(y + z)^2) - (Pi^2*(5*y^3 - 10*y^4 + 5*y^5 - 6*y^3*z + 6*y^4*z - 4*y*z^2 + 8*y^2*z^2 - y^3*z^2 - 14*z^3 + 22*y*z^3 - 8*y^2*z^3 + 14*z^4 - 7*y*z^4))/(2*y^2*z^2))*G[1 - y, 1 - y, z] + ((Pi^2*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4))/ (y^2*z^2) - (I*Pi*(-6*y^2 + 12*y^3 - 6*y^4 + 15*z - 31*y*z + 37*y^2*z - 39*y^3*z + 18*y^4*z - 53*z^2 + 87*y*z^2 - 49*y^2*z^2 + 5*y^3*z^2 + 4*y^4*z^2 + 69*z^3 - 83*y*z^3 + 26*y^2*z^3 + 6*y^3*z^3 - 39*z^4 + 29*y*z^4 - 8*y^2*z^4 + 8*z^5 - 2*y*z^5))/((-1 + y)*y*(-1 + z)^3*z) + (-y^3 + 8*y^4 - 41*y^5 + 104*y^6 - 131*y^7 + 80*y^8 - 19*y^9 + 2*y^3*z - 31*y^4*z + 89*y^5*z - 150*y^6*z + 204*y^7*z - 171*y^8*z + 57*y^9*z + 3*y*z^2 + 74*y^2*z^2 - 15*y^3*z^2 - 567*y^4*z^2 + 989*y^5*z^2 - 444*y^6*z^2 - 264*y^7*z^2 + 281*y^8*z^2 - 57*y^9*z^2 + 2*z^3 - 2*y*z^3 - 27*y^2*z^3 - 1113*y^3*z^3 + 3107*y^4*z^3 - 2687*y^5*z^3 + 248*y^6*z^3 + 756*y^7*z^3 - 303*y^8*z^3 + 19*y^9*z^3 - 18*z^4 + 176*y*z^4 - 1267*y^2*z^4 + 4248*y^3*z^4 - 5083*y^4*z^4 + 1647*y^5*z^4 + 1054*y^6*z^4 - 704*y^7*z^4 + 65*y^8*z^4 + 50*z^5 - 724*y*z^5 + 3341*y^2*z^5 - 5357*y^3*z^5 + 2716*y^4*z^5 + 622*y^5*z^5 - 857*y^6*z^5 + 91*y^7*z^5 - 18*z^6 + 894*y*z^6 - 2759*y^2*z^6 + 1752*y^3*z^6 + 512*y^4*z^6 - 710*y^5*z^6 + 93*y^6*z^6 - 170*z^7 + 76*y*z^7 - 381*y^2*z^7 + 1455*y^3*z^7 - 883*y^4*z^7 + 139*y^5*z^7 + 378*z^8 - 1066*y*z^8 + 1787*y^2*z^8 - 1202*y^3*z^8 + 221*y^4*z^8 - 362*z^9 + 914*y*z^9 - 901*y^2*z^9 + 231*y^3*z^9 + 170*z^10 - 303*y*z^10 + 133*y^2*z^10 - 32*z^11 + 32*y*z^11)/(4*(-1 + y)*y^2*(-1 + z)^3*z^2*(-1 + y + z)* (y + z)^2))*G[1 - y, -y, z] + (((-I)*Pi*(-1 + y + z)*(-6*y^2 + 6*y^3 + 5*y*z + 3*y^2*z - 2*z^2 + y*z^2))/(y^2*z) + (Pi^2*(2*y^3 - 4*y^4 + 2*y^5 - 2*y^3*z + 2*y^4*z + y^3*z^2 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4))/ (2*y^2*z^2) - (-2*y^2 + 13*y^3 - 26*y^4 + 21*y^5 - 6*y^6 - 6*y*z + 98*y^2*z - 308*y^3*z + 402*y^4*z - 244*y^5*z + 58*y^6*z - 4*z^2 - 20*y*z^2 - 148*y^2*z^2 + 543*y^3*z^2 - 578*y^4*z^2 + 207*y^5*z^2 + 58*z^3 - 66*y*z^3 + 268*y^2*z^3 - 542*y^3*z^3 + 302*y^4*z^3 - 138*z^4 + 226*y*z^4 - 336*y^2*z^4 + 248*y^3*z^4 + 120*z^5 - 170*y*z^5 + 128*y^2*z^5 - 36*z^6 + 33*y*z^6)/(4*y^2*z^2*(-1 + y + z)^2))*G[-y, 0, z] + (-1/2*(Pi^2*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2* z^3 - y*z^3))/(y^2*z^2) - (I*Pi*(-1 + y + z)* (-y^3 + y^4 + 2*y^2*z - 3*y^3*z - 15*y*z^2 + 3*y^2*z^2 + 2*z^3 - y*z^3))/(y^2*z^2) + (-4*y^4 + 10*y^5 - 7*y^6 + y^7 - 20*y^3*z + 51*y^4*z - 42*y^5*z + 16*y^6*z - 2*y^7*z + 36*y^2*z^2 - 60*y^3*z^2 + 37*y^4*z^2 + 49*y^5*z^2 - 39*y^6*z^2 + y^7*z^2 + 28*y*z^3 - 292*y^2*z^3 + 536*y^3*z^3 - 209*y^4*z^3 - 82*y^5*z^3 - 2*y^6*z^3 + 8*z^4 - 130*y*z^4 + 715*y^2*z^4 - 755*y^3*z^4 + 81*y^4*z^4 - 31*y^5*z^4 - 3*z^5 + 162*y*z^5 - 598*y^2*z^5 + 256*y^3*z^5 - 52*y^4*z^5 - 57*z^6 + 21*y*z^6 + 53*y^2*z^6 + 11*y^3*z^6 + 107*z^7 - 148*y*z^7 + 86*y^2*z^7 - 71*z^8 + 67*y*z^8 + 16*z^9)/(2*y^2*(-1 + z)^2*z^2*(y + z)^2))* G[-y, 1 - y, z] + (-1/2*(Pi^2*(5*y^3 - 10*y^4 + 5*y^5 - 2*y^3*z + 2* y^4*z - y*z^2 + 2*y^2*z^2 - 10*z^3 + 12*y*z^3 - 2*y^2*z^3 + 10*z^4 - 5*y*z^4))/(y^2*z^2) - (I*Pi*(y^3 - 2*y^4 + y^5 - 6*y^2*z + 8*y^3*z - 2*y^4*z + 17*y*z^2 - 16*y^2*z^2 - 2*z^3 - 12*y*z^3 + 2*y^2*z^3 + 2*z^4 - y*z^4))/(y^2*z^2) - (17*y^3 - 70*y^4 + 109*y^5 - 76*y^6 + 20*y^7 - 56*y^2*z + 50*y^3*z + 182*y^4*z - 332*y^5*z + 196*y^6*z - 40*y^7*z + 185*y*z^2 - 402*y^2*z^2 + 464*y^3*z^2 - 480*y^4*z^2 + 349*y^5*z^2 - 136*y^6*z^2 + 20*y^7*z^2 - 36*z^3 - 786*y*z^3 + 2006*y^2*z^3 - 1838*y^3*z^3 + 760*y^4*z^3 - 188*y^5*z^3 + 48*y^6*z^3 + 184*z^4 + 1251*y*z^4 - 2984*y^2*z^4 + 2057*y^3*z^4 - 536*y^4*z^4 + 94*y^5*z^4 - 378*z^5 - 840*y*z^5 + 1774*y^2*z^5 - 808*y^3*z^5 + 144*y^4*z^5 + 390*z^6 + 102*y*z^6 - 274*y^2*z^6 + 58*y^3*z^6 - 202*z^7 + 132*y*z^7 - 64*y^2*z^7 + 42*z^8 - 44*y*z^8)/(4*y^2*(-1 + z)^2*z^2*(-1 + y + z)^2))* G[-y, -y, z] - (3*z*(-2 + 8*y - 10*y^2 + 4*y^3 + 4*z - 9*y*z - y^2*z - 2*z^2 + y*z^2)*G[0, 0, 0, z])/(2*y^2*(-1 + y + z)) + (3*(-1 + y + 2*z)*(2*y - 4*y^2 + 2*y^3 - z + y^2*z + z^2 + y*z^2)* G[0, 0, 1 - y, z])/(y*z*(-1 + y + z)) + (((6*I)*Pi*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3))/ (y^2*(-1 + y + z)) + (14*y^2 - 66*y^3 + 124*y^4 - 116*y^5 + 54*y^6 - 10*y^7 + 49*y*z - 305*y^2*z + 706*y^3*z - 808*y^4*z + 503*y^5*z - 175*y^6*z + 30*y^7*z + 26*z^2 - 447*y*z^2 + 1783*y^2*z^2 - 3000*y^3*z^2 + 2490*y^4*z^2 - 1085*y^5*z^2 + 285*y^6*z^2 - 52*y^7*z^2 - 144*z^3 + 1520*y*z^3 - 4654*y^2*z^3 + 6245*y^3*z^3 - 4041*y^4*z^3 + 1234*y^5*z^3 - 176*y^6*z^3 + 16*y^7*z^3 + 338*z^4 - 2644*y*z^4 + 6448*y^2*z^4 - 6923*y^3*z^4 + 3457*y^4*z^4 - 692*y^5*z^4 + 28*y^6*z^4 - 432*z^5 + 2597*y*z^5 - 4997*y^2*z^5 + 4095*y^3*z^5 - 1455*y^4*z^5 + 156*y^5*z^5 + 318*z^6 - 1451*y*z^6 + 2111*y^2*z^6 - 1175*y^3*z^6 + 233*y^4*z^6 - 128*z^7 + 426*y*z^7 - 428*y^2*z^7 + 118*y^3*z^7 + 22*z^8 - 50*y*z^8 + 28*y^2*z^8)/(2*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2))* G[0, 0, -y, z] - ((-2 + 10*y - 18*y^2 + 10*y^3 + 6*z - 25*y*z + 34*y^2*z - 12*y^3*z - 10*y*z^2 + 32*y^2*z^2 - 32*y^3*z^2 + 8*y^4*z^2 - 12*z^3 + 50*y*z^3 - 44*y^2*z^3 + 6*y^3*z^3 + 12*z^4 - 28*y*z^4 - 4*z^5 + 2*y*z^5)*G[0, 1, 0, z])/ (2*y^2*z*(-1 + y + z)^2) + (3*(-1 + y + 2*z)*(2*y - 4*y^2 + 2*y^3 - z + y^2*z + z^2 + y*z^2)*G[0, 1 - y, 0, z])/(y*z*(-1 + y + z)) + (3*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)* G[0, 1 - y, 1 - y, z])/(2*y^2*z) + (((-6*I)*Pi*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3))/ (y^2*(-1 + y + z)) - (2 - 12*y + 54*y^2 - 156*y^3 + 254*y^4 - 228*y^5 + 106*y^6 - 20*y^7 - 12*z + 110*y*z - 502*y^2*z + 1154*y^3*z - 1430*y^4*z + 988*y^5*z - 368*y^6*z + 60*y^7*z + 44*z^2 - 496*y*z^2 + 2028*y^2*z^2 - 3816*y^3*z^2 + 3740*y^4*z^2 - 2032*y^5*z^2 + 636*y^6*z^2 - 104*y^7*z^2 - 112*z^3 + 1252*y*z^3 - 4410*y^2*z^3 + 6877*y^3*z^3 - 5339*y^4*z^3 + 2122*y^5*z^3 - 422*y^6*z^3 + 32*y^7*z^3 + 188*z^4 - 1864*y*z^4 + 5556*y^2*z^4 - 7069*y^3*z^4 + 4175*y^4*z^4 - 1054*y^5*z^4 + 80*y^6*z^4 - 204*z^5 + 1674*y*z^5 - 4114*y^2*z^5 + 4071*y^3*z^5 - 1667*y^4*z^5 + 204*y^5*z^5 + 140*z^6 - 892*y*z^6 + 1716*y^2*z^6 - 1195*y^3*z^6 + 267*y^4*z^6 - 56*z^7 + 260*y*z^7 - 350*y^2*z^7 + 134*y^3*z^7 + 10*z^8 - 32*y*z^8 + 22*y^2*z^8)/ (2*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2))* G[0, 1 - y, -y, z] + ((18*y^2 - 66*y^3 + 98*y^4 - 66*y^5 + 16*y^6 - 11*y*z - 32*y^2*z + 150*y^3*z - 168*y^4*z + 58*y^5*z + 6*z^2 + 12*y*z^2 + 46*y^2*z^2 - 146*y^3*z^2 + 84*y^4*z^2 - 18*z^3 + 11*y*z^3 - 52*y^2*z^3 + 59*y^3*z^3 + 18*z^4 - 16*y*z^4 + 20*y^2*z^4 - 6*z^5 + 3*y*z^5)*G[0, -y, 0, z])/ (2*y^2*z*(-1 + y + z)^2) + (((-6*I)*Pi*(-1 + y + z)*(-y + y^2 - 2*z + y*z))/y^2 - (y^3 - 3*y^4 + 3*y^5 - y^6 + 24*y^2*z - 91*y^3*z + 113*y^4*z - 49*y^5*z + 3*y^6*z + 45*y*z^2 - 237*y^2*z^2 + 469*y^3*z^2 - 403*y^4*z^2 + 129*y^5*z^2 - 3*y^6*z^2 + 20*z^3 - 261*y*z^3 + 789*y^2*z^3 - 1035*y^3*z^3 + 641*y^4*z^3 - 167*y^5*z^3 + y^6*z^3 - 80*z^4 + 560*y*z^4 - 1196*y^2*z^4 + 1104*y^3*z^4 - 404*y^4*z^4 + 52*y^5*z^4 + 120*z^5 - 564*y*z^5 + 880*y^2*z^5 - 560*y^3*z^5 + 88*y^4*z^5 - 80*z^6 + 267*y*z^6 - 287*y^2*z^6 + 112*y^3*z^6 + 20*z^7 - 47*y*z^7 + 27*y^2*z^7)/ (2*(-1 + y)*y^2*(-1 + z)^3*z^2))*G[0, -y, 1 - y, z] + (((-6*I)*Pi*(-1 + y + z)*(-y + y^2 - 2*z + y*z))/y^2 - (y^3 - 5*y^4 + 10*y^5 - 10*y^6 + 5*y^7 - y^8 + 18*y^2*z - 107*y^3*z + 243*y^4*z - 274*y^5*z + 160*y^6*z - 43*y^7*z + 3*y^8*z + 14*y*z^2 - 212*y^2*z^2 + 838*y^3*z^2 - 1452*y^4*z^2 + 1264*y^5*z^2 - 548*y^6*z^2 + 99*y^7*z^2 - 3*y^8*z^2 + 26*z^3 - 230*y*z^3 + 1178*y^2*z^3 - 3010*y^3*z^3 + 3914*y^4*z^3 - 2636*y^5*z^3 + 868*y^6*z^3 - 111*y^7*z^3 + y^8*z^3 - 156*z^4 + 995*y*z^4 - 3255*y^2*z^4 + 5839*y^3*z^4 - 5611*y^4*z^4 + 2751*y^5*z^4 - 597*y^6*z^4 + 34*y^7*z^4 + 390*z^5 - 2017*y*z^5 + 4881*y^2*z^5 - 6399*y^3*z^5 + 4383*y^4*z^5 - 1387*y^5*z^5 + 143*y^6*z^5 - 520*z^6 + 2227*y*z^6 - 4121*y^2*z^6 + 3912*y^3*z^6 - 1752*y^4*z^6 + 272*y^5*z^6 + 390*z^7 - 1373*y*z^7 + 1905*y^2*z^7 - 1220*y^3*z^7 + 280*y^4*z^7 - 156*z^8 + 440*y*z^8 - 424*y^2*z^8 + 146*y^3*z^8 + 26*z^9 - 56*y*z^9 + 30*y^2*z^9)/(2*(-1 + y)*y^2*(-1 + z)^3*z^2* (-1 + y + z)^2))*G[0, -y, -y, z] + (((-6*I)*Pi*y*z^2)/(-1 + y + z)^2 - (2 - 10*y + 18*y^2 - 10*y^3 - 6*z + 25*y*z - 34*y^2*z + 12*y^3*z + 6*z^2 - 28*y*z^2 + 38*y^2*z^2 - 22*y^3*z^2 + 8*y^4*z^2 - 2*z^3 + 21*y*z^3 - 20*y^2*z^3 + 12*y^3*z^3 - 8*y*z^4 - 2*y^2*z^4)/ (2*y^2*z*(-1 + y + z)^2))*G[1, 0, 0, z] + ((4*y - 6*y^2 - 7*y^3 + 15*y^4 - 6*y^5 + 8*z - 46*y*z + 52*y^2*z + 7*y^3*z - 30*y^4*z + 6*y^5*z - 20*z^2 + 80*y*z^2 - 50*y^2*z^2 - 27*y^3*z^2 + 15*y^4*z^2 + 16*z^3 - 56*y*z^3 + 20*y^2*z^3 + 9*y^3*z^3 - 4*z^4 + 18*y*z^4 + 10*y^2*z^4)*G[1, 0, 1 - y, z])/ (2*y^2*z^2*(-1 + y + z)) + (((6*I)*Pi*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3))/ (y^2*(-1 + y + z)) + (-7*y + 24*y^2 - 24*y^3 + 2*y^4 + 7*y^5 - 2*y^6 - 16*z + 125*y*z - 270*y^2*z + 204*y^3*z + 30*y^4*z - 97*y^5*z + 24*y^6*z + 88*z^2 - 523*y*z^2 + 894*y^2*z^2 - 459*y^3*z^2 - 264*y^4*z^2 + 300*y^5*z^2 - 60*y^6*z^2 - 206*z^3 + 1091*y*z^3 - 1642*y^2*z^3 + 717*y^3*z^3 + 268*y^4*z^3 - 140*y^5*z^3 - 32*y^6*z^3 + 284*z^4 - 1519*y*z^4 + 2296*y^2*z^4 - 1267*y^3*z^4 + 234*y^4*z^4 - 79*y^5*z^4 + 6*y^6*z^4 - 290*z^5 + 1667*y*z^5 - 2538*y^2*z^5 + 1533*y^3*z^5 - 378*y^4*z^5 + 9*y^5*z^5 + 256*z^6 - 1405*y*z^6 + 1846*y^2*z^6 - 894*y^3*z^6 + 108*y^4*z^6 - 178*z^7 + 773*y*z^7 - 718*y^2*z^7 + 190*y^3*z^7 + 76*z^8 - 226*y*z^8 + 108*y^2*z^8 - 14*z^9 + 24*y*z^9)/ (2*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2))*G[1, 0, -y, z] + (((-6*I)*Pi*y*z^2)/(-1 + y + z)^2 + (z*(4 - 22*y + 40*y^2 - 26*y^3 + 4*y^4 - 12*z + 46*y*z - 40*y^2*z - 5*y^3*z + 12*z^2 - 26*y*z^2 - 4*z^3 + 2*y*z^3))/(2*y^2*(-1 + y + z)^2))* G[1, 1, 0, z] + ((4*y - 6*y^2 - 7*y^3 + 15*y^4 - 6*y^5 + 8*z - 46*y*z + 52*y^2*z + 7*y^3*z - 30*y^4*z + 6*y^5*z - 20*z^2 + 80*y*z^2 - 50*y^2*z^2 - 27*y^3*z^2 + 15*y^4*z^2 + 16*z^3 - 56*y*z^3 + 20*y^2*z^3 + 9*y^3*z^3 - 4*z^4 + 18*y*z^4 + 10*y^2*z^4)*G[1, 1 - y, 0, z])/(2*y^2*z^2*(-1 + y + z)) + (((6*I)*Pi*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3))/ (y^2*(-1 + y + z)) + (-7*y + 24*y^2 - 24*y^3 + 2*y^4 + 7*y^5 - 2*y^6 - 16*z + 125*y*z - 270*y^2*z + 204*y^3*z + 30*y^4*z - 97*y^5*z + 24*y^6*z + 88*z^2 - 523*y*z^2 + 894*y^2*z^2 - 459*y^3*z^2 - 264*y^4*z^2 + 300*y^5*z^2 - 60*y^6*z^2 - 206*z^3 + 1091*y*z^3 - 1642*y^2*z^3 + 717*y^3*z^3 + 268*y^4*z^3 - 140*y^5*z^3 - 32*y^6*z^3 + 284*z^4 - 1519*y*z^4 + 2296*y^2*z^4 - 1267*y^3*z^4 + 234*y^4*z^4 - 79*y^5*z^4 + 6*y^6*z^4 - 290*z^5 + 1667*y*z^5 - 2538*y^2*z^5 + 1533*y^3*z^5 - 378*y^4*z^5 + 9*y^5*z^5 + 256*z^6 - 1405*y*z^6 + 1846*y^2*z^6 - 894*y^3*z^6 + 108*y^4*z^6 - 178*z^7 + 773*y*z^7 - 718*y^2*z^7 + 190*y^3*z^7 + 76*z^8 - 226*y*z^8 + 108*y^2*z^8 - 14*z^9 + 24*y*z^9)/ (2*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2))*G[1, 1 - y, -y, z] + (3*(-1 + y + 2*z)*(2*y - 4*y^2 + 2*y^3 - z + y^2*z + z^2 + y*z^2)* G[1 - y, 0, 0, z])/(y*z*(-1 + y + z)) + (3*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)* G[1 - y, 0, 1 - y, z])/(2*y^2*z) + (((-6*I)*Pi*(-1 + y + z)*(y + z)*(-y^2 + y^3 + y*z - 2*z^2 + y*z^2))/ (y^2*z^2) - (-8*y + 28*y^2 - 36*y^3 + 24*y^4 - 16*y^5 + 12*y^6 - 4*y^7 - 16*z + 124*y*z - 298*y^2*z + 354*y^3*z - 286*y^4*z + 190*y^5*z - 80*y^6*z + 12*y^7*z + 72*z^2 - 481*y*z^2 + 1074*y^2*z^2 - 1263*y^3*z^2 + 1012*y^4*z^2 - 570*y^5*z^2 + 168*y^6*z^2 - 12*y^7*z^2 - 130*z^3 + 936*y*z^3 - 2127*y^2*z^3 + 2495*y^3*z^3 - 1844*y^4*z^3 + 854*y^5*z^3 - 188*y^6*z^3 + 4*y^7*z^3 + 130*z^4 - 1166*y*z^4 + 2715*y^2*z^4 - 2979*y^3*z^4 + 1772*y^4*z^4 - 540*y^5*z^4 + 56*y^6*z^4 - 100*z^5 + 1032*y*z^5 - 2263*y^2*z^5 + 2089*y^3*z^5 - 836*y^4*z^5 + 114*y^5*z^5 + 76*z^6 - 625*y*z^6 + 1133*y^2*z^6 - 778*y^3*z^6 + 158*y^4*z^6 - 42*z^7 + 220*y*z^7 - 284*y^2*z^7 + 118*y^3*z^7 + 10*z^8 - 32*y*z^8 + 22*y^2*z^8)/(2*(-1 + y)*y^2*(-1 + z)^3*z^2* (-1 + y + z)))*G[1 - y, 0, -y, z] - ((y - 3*y^2 + 2*y^3 - 3*y*z + 8*y^2*z - 6*y^3*z - 4*y^4*z + 2*y^5*z + 3*y*z^2 - 7*y^2*z^2 - y^3*z^2 + 3*y^4*z^2 - 6*z^3 + 25*y*z^3 - 28*y^2*z^3 + 9*y^3*z^3 + 12*z^4 - 29*y*z^4 - 5*y^2*z^4 - 6*z^5 + 3*y*z^5)*G[1 - y, 1, 0, z])/ (2*y^2*z^2*(-1 + y + z)) + (3*(-1 + y + z)*(-6*y^2 + 6*y^3 + 3*y*z + 3*y^2*z - 2*z^2 + y*z^2)*G[1 - y, 1 - y, 0, z])/ (2*y^2*z) + (((6*I)*Pi*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3))/(y^2*z^2) + (-4*y^4 + 10*y^5 - 6*y^6 + 4*y^7 - 16*y^8 + 18*y^9 - 6*y^10 - 20*y^3*z + 96*y^4*z - 148*y^5*z + 120*y^6*z - 150*y^7*z + 190*y^8*z - 106*y^9*z + 18*y^10*z + 36*y^2*z^2 - 12*y^3*z^2 - 287*y^4*z^2 + 578*y^5*z^2 - 663*y^6*z^2 + 758*y^7*z^2 - 602*y^8*z^2 + 210*y^9*z^2 - 18*y^10*z^2 + 28*y*z^3 - 276*y^2*z^3 + 329*y^3*z^3 + 460*y^4*z^3 - 1216*y^5*z^3 + 1447*y^6*z^3 - 1350*y^7*z^3 + 702*y^8*z^3 - 130*y^9*z^3 + 6*y^10*z^3 + 8*z^4 - 142*y*z^4 + 691*y^2*z^4 - 654*y^3*z^4 - 388*y^4*z^4 + 866*y^5*z^4 - 907*y^6*z^4 + 758*y^7*z^4 - 284*y^8*z^4 + 40*y^9*z^4 - 28*z^5 + 255*y*z^5 - 794*y^2*z^5 + 900*y^3*z^5 - 1198*y^4*z^5 + 1642*y^5*z^5 - 859*y^6*z^5 + 8*y^7*z^5 + 74*y^8*z^5 + 38*z^6 - 256*y*z^6 + 847*y^2*z^6 - 2272*y^3*z^6 + 4105*y^4*z^6 - 3502*y^5*z^6 + 1104*y^6*z^6 - 28*y^7*z^6 - 50*z^7 + 378*y*z^7 - 1591*y^2*z^7 + 3947*y^3*z^7 - 4614*y^4*z^7 + 2230*y^5*z^7 - 300*y^6*z^7 + 100*z^8 - 650*y*z^8 + 2080*y^2*z^8 - 3298*y^3*z^8 + 2224*y^4*z^8 - 492*y^5*z^8 - 128*z^9 + 615*y*z^9 - 1333*y^2*z^9 + 1240*y^3*z^9 - 394*y^4*z^9 + 78*z^10 - 272*y*z^10 + 366*y^2*z^10 - 160*y^3*z^10 - 18*z^11 + 44*y*z^11 - 26*y^2*z^11)/ (2*(-1 + y)*y^2*(-1 + z)^3*z^2*(-1 + y + z)*(y + z)^3))* G[1 - y, 1 - y, -y, z] + ((-y + 3*y^2 - 2*y^3 - 2*z + 11*y*z - 30*y^2*z + 48*y^3*z - 36*y^4*z + 12*y^5*z + 4*z^2 - 4*y*z^2 + 22*y^2*z^2 - 50*y^3*z^2 + 30*y^4*z^2 - 4*z^3 - 10*y*z^3 - 12*y^2*z^3 + 26*y^3*z^3 + 8*z^4 - 2*y*z^4 + 10*y^2*z^4 - 4*z^5 + 2*y*z^5)*G[1 - y, -y, 0, z])/(2*y^2*z^2*(-1 + y + z)) + ((-4*y^4 + 14*y^5 - 15*y^6 + y^7 + 7*y^8 - 3*y^9 - 20*y^3*z + 88*y^4*z - 147*y^5*z + 88*y^6*z + 22*y^7*z - 40*y^8*z + 9*y^9*z + 36*y^2*z^2 - 12*y^3*z^2 - 186*y^4*z^2 + 283*y^5*z^2 - 73*y^6*z^2 - 117*y^7*z^2 + 78*y^8*z^2 - 9*y^9*z^2 + 28*y*z^3 - 276*y^2*z^3 + 548*y^3*z^3 - 396*y^4*z^3 + 132*y^5*z^3 - 160*y^6*z^3 + 129*y^7*z^3 - 20*y^8*z^3 + 3*y^9*z^3 + 8*z^4 - 162*y*z^4 + 959*y^2*z^4 - 1949*y^3*z^4 + 1731*y^4*z^4 - 725*y^5*z^4 + 105*y^6*z^4 + 26*y^7*z^4 + 7*y^8*z^4 - 36*z^5 + 415*y*z^5 - 1836*y^2*z^5 + 3068*y^3*z^5 - 2088*y^4*z^5 + 454*y^5*z^5 + 56*y^6*z^5 + 3*y^7*z^5 + 58*z^6 - 575*y*z^6 + 1963*y^2*z^6 - 2379*y^3*z^6 + 1010*y^4*z^6 - 76*y^5*z^6 - y^6*z^6 - 32*z^7 + 426*y*z^7 - 1092*y^2*z^7 + 845*y^3*z^7 - 184*y^4*z^7 + y^5*z^7 - 12*z^8 - 136*y*z^8 + 245*y^2*z^8 - 94*y^3*z^8 - 3*y^4*z^8 + 20*z^9 - 5*y*z^9 + 4*y^2*z^9 - 7*y^3*z^9 - 6*z^10 + 9*y*z^10 - 3*y^2*z^10)*G[1 - y, -y, 1 - y, z])/(2*(-1 + y)*y^2*(-1 + z)^3*z^2*(y + z)^3) + ((-3*y^3 + 14*y^4 - 23*y^5 + 16*y^6 - 4*y^7 + 18*y^2*z - 42*y^3*z + 7*y^4*z + 55*y^5*z - 50*y^6*z + 12*y^7*z - 51*y*z^2 + 76*y^2*z^2 + 32*y^3*z^2 - 65*y^4*z^2 - 34*y^5*z^2 + 54*y^6*z^2 - 12*y^7*z^2 + 6*z^3 + 220*y*z^3 - 469*y^2*z^3 + 225*y^3*z^3 + 74*y^4*z^3 - 60*y^5*z^3 + 4*y^7*z^3 - 34*z^4 - 352*y*z^4 + 783*y^2*z^4 - 429*y^3*z^4 - 18*y^4*z^4 + 48*y^5*z^4 - 4*y^6*z^4 + 74*z^5 + 234*y*z^5 - 561*y^2*z^5 + 287*y^3*z^5 - 14*y^4*z^5 - 2*y^5*z^5 - 78*z^6 - 25*y*z^6 + 157*y^2*z^6 - 74*y^3*z^6 + 2*y^4*z^6 + 40*z^7 - 38*y*z^7 + 4*y^3*z^7 - 8*z^8 + 12*y*z^8 - 4*y^2*z^8)*G[1 - y, -y, -y, z])/(2*(-1 + y)*y^2*(-1 + z)^3*z^2* (-1 + y + z)) + ((12*y^2 - 50*y^3 + 70*y^4 - 42*y^5 + 10*y^6 - 10*y*z - 12*y^2*z + 96*y^3*z - 108*y^4*z + 37*y^5*z + 4*z^2 + 20*y*z^2 - 2*y^2*z^2 - 72*y^3*z^2 + 48*y^4*z^2 - 32*y*z^3 + 12*y^2*z^3 + 31*y^3*z^3 - 4*z^4 + 18*y*z^4 + 10*y^2*z^4)* G[-y, 0, 0, z])/(2*y^2*z*(-1 + y + z)^2) + (((6*I)*Pi*y*(-1 + y + z)^2)/z^2 + (-7*y^3 + 19*y^4 - 18*y^5 + 6*y^6 - 6*y^2*z + 39*y^3*z - 64*y^4*z + 28*y^5*z + 7*y*z^2 + y^2*z^2 - 50*y^3*z^2 + 40*y^4*z^2 - 2*z^3 - 11*y*z^3 + 4*y^2*z^3 + 20*y^3*z^3 + 8*y*z^4 + 2*y^2*z^4)/ (2*y^2*z^2*(-1 + y + z)))*G[-y, 0, 1 - y, z] + (((-6*I)*Pi*(-1 + y + z)*(-y + y^2 - 2*z + y*z))/y^2 + (-6*y^4 + 14*y^5 - 10*y^6 + 2*y^7 - 12*y^2*z + 28*y^3*z - 48*y^4*z + 40*y^5*z - 8*y^6*z - 5*y*z^2 + 80*y^2*z^2 - 217*y^3*z^2 + 226*y^4*z^2 - 63*y^5*z^2 - 24*z^3 + 110*y*z^3 - 308*y^2*z^3 + 400*y^3*z^3 - 160*y^4*z^3 + 60*z^4 - 209*y*z^4 + 340*y^2*z^4 - 200*y^3*z^4 - 56*z^5 + 136*y*z^5 - 120*y^2*z^5 + 20*z^6 - 27*y*z^6)/(2*y^2*z^2*(-1 + y + z)^2))*G[-y, 0, -y, z] + (((6*I)*Pi*y*(-1 + y + z)^2)/z^2 + (-7*y^3 + 19*y^4 - 18*y^5 + 6*y^6 - 6*y^2*z + 39*y^3*z - 64*y^4*z + 28*y^5*z + 7*y*z^2 + y^2*z^2 - 50*y^3*z^2 + 40*y^4*z^2 - 2*z^3 - 11*y*z^3 + 4*y^2*z^3 + 20*y^3*z^3 + 8*y*z^4 + 2*y^2*z^4)/ (2*y^2*z^2*(-1 + y + z)))*G[-y, 1 - y, 0, z] + ((-1 + y + z)*(-3*y^3 + 3*y^4 + 10*y^2*z - 9*y^3*z - 45*y*z^2 + 9*y^2*z^2 + 6*z^3 - 3*y*z^3)*G[-y, 1 - y, 1 - y, z])/ (2*y^2*z^2) + (((-6*I)*Pi*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3))/(y^2*z^2) - (6*y^3 - 18*y^4 + 22*y^5 - 14*y^6 + 4*y^7 + 6*y^2*z - 22*y^3*z + 82*y^4*z - 94*y^5*z + 28*y^6*z - 32*y*z^2 + 118*y^2*z^2 - 123*y^3*z^2 - 8*y^4*z^2 + 18*y^5*z^2 - 18*z^3 + 172*y*z^3 - 396*y^2*z^3 + 308*y^3*z^3 - 80*y^4*z^3 + 42*z^4 - 251*y*z^4 + 360*y^2*z^4 - 158*y^3*z^4 - 38*z^5 + 138*y*z^5 - 108*y^2*z^5 + 14*z^6 - 24*y*z^6)/(2*y^2*z^2*(-1 + y + z)^2))* G[-y, 1 - y, -y, z] + (((6*I)*Pi*y*(-1 + y + z)^2)/z^2 + ((-1 + y + z)*(-7*y^3 + 7*y^4 + 12*y^2*z - y^3*z - 8*y*z^2 - 6*y^2*z^2 + 4*z^3 - 2*y*z^3))/(2*y^2*z^2))*G[-y, -y, 0, z] + (((-6*I)*Pi*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3))/(y^2*z^2) - (-6*y^3 + 20*y^4 - 21*y^5 + 7*y^6 - 6*y^2*z + 42*y^3*z - 62*y^4*z + 29*y^5*z + 34*y*z^2 - 94*y^2*z^2 + 60*y^3*z^2 + 2*y^4*z^2 + 18*z^3 - 128*y*z^3 + 206*y^2*z^3 - 82*y^3*z^3 - 40*z^4 + 125*y*z^4 - 89*y^2*z^4 + 20*z^5 - 27*y*z^5)/(2*y^2*z^2*(-1 + y + z)))* G[-y, -y, 1 - y, z] + (((-6*I)*Pi*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3))/(y^2*z^2) - (9*y^3 - 42*y^4 + 68*y^5 - 46*y^6 + 11*y^7 - 12*y^2*z - 20*y^3*z + 80*y^4*z - 80*y^5*z + 32*y^6*z + 17*y*z^2 + 4*y^2*z^2 - 41*y^3*z^2 + 30*y^4*z^2 + 17*y^5*z^2 - 24*z^3 + 50*y*z^3 - 168*y^2*z^3 + 236*y^3*z^3 - 80*y^4*z^3 + 84*z^4 - 203*y*z^4 + 308*y^2*z^4 - 157*y^3*z^4 - 88*z^5 + 164*y*z^5 - 112*y^2*z^5 + 28*z^6 - 31*y*z^6)/(2*y^2*z^2*(-1 + y + z)^2))* G[-y, -y, -y, z] + (9*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 5*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)* G[0, 0, 0, -y, z])/(y^2*(-1 + y + z)^2) - (9*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 5*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[0, 0, 1 - y, -y, z])/ (y^2*(-1 + y + z)^2) - (3*(-3*y + 9*y^2 - 7*y^3 + y^4 - 6*z + 21*y*z - 24*y^2*z + 11*y^3*z + 12*z^2 - 21*y*z^2 + 9*y^2*z^2 - 6*z^3 + 3*y*z^3)*G[0, 0, -y, 1 - y, z])/(y^2*(-1 + y + z)) - (3*(y - 4*y^2 + 6*y^3 - 4*y^4 + y^5 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 7*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[0, 0, -y, -y, z])/ (y^2*(-1 + y + z)^2) + (6*y*z^2*G[0, 1, 0, 0, z])/(-1 + y + z)^2 - (6*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[0, 1, 0, -y, z])/ (y^2*(-1 + y + z)) + (6*y*z^2*G[0, 1, 1, 0, z])/(-1 + y + z)^2 - (6*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[0, 1, 1 - y, -y, z])/ (y^2*(-1 + y + z)) - (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z + 2*y*z^2 - 8*y^2*z^2 + 15*y^3*z^2 - 14*y^4*z^2 + 5*y^5*z^2 + 4*z^3 - 20*y*z^3 + 36*y^2*z^3 - 32*y^3*z^3 + 12*y^4*z^3 - 12*z^4 + 36*y*z^4 - 36*y^2*z^4 + 15*y^3*z^4 + 12*z^5 - 20*y*z^5 + 8*y^2*z^5 - 4*z^6 + 2*y*z^6)*G[0, 1 - y, 0, -y, z])/(y^2*z^2*(-1 + y + z)^2) + (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z + 3*y*z^2 - 12*y^2*z^2 + 21*y^3*z^2 - 18*y^4*z^2 + 6*y^5*z^2 + 6*z^3 - 30*y*z^3 + 54*y^2*z^3 - 46*y^3*z^3 + 16*y^4*z^3 - 18*z^4 + 54*y*z^4 - 54*y^2*z^4 + 21*y^3*z^4 + 18*z^5 - 30*y*z^5 + 12*y^2*z^5 - 6*z^6 + 3*y*z^6)* G[0, 1 - y, 1 - y, -y, z])/(y^2*z^2*(-1 + y + z)^2) + (6*(-2*y + 6*y^2 - 5*y^3 + y^4 - 4*z + 14*y*z - 16*y^2*z + 7*y^3*z + 8*z^2 - 14*y*z^2 + 6*y^2*z^2 - 4*z^3 + 2*y*z^3)* G[0, 1 - y, -y, 1 - y, z])/(y^2*(-1 + y + z)) + (3*(3*y - 12*y^2 + 18*y^3 - 12*y^4 + 3*y^5 + 6*z - 30*y*z + 54*y^2*z - 42*y^3*z + 12*y^4*z - 18*z^2 + 54*y*z^2 - 54*y^2*z^2 + 19*y^3*z^2 + 18*z^3 - 30*y*z^3 + 12*y^2*z^3 - 6*z^4 + 3*y*z^4)* G[0, 1 - y, -y, -y, z])/(y^2*(-1 + y + z)^2) + (3*y*z^2*G[0, -y, 0, 0, z])/(-1 + y + z)^2 + (3*y*(-1 + y + z)^2*G[0, -y, 0, 1 - y, z])/z^2 + (3*y*(-1 + y - z)*G[0, -y, 0, -y, z])/(-1 + y + z) + (3*y*(-1 + y + z)^2*G[0, -y, 1 - y, 0, z])/z^2 + (9*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[0, -y, 1 - y, 1 - y, z])/ y^2 - (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z - y*z^2 + 4*y^2*z^2 - y^3*z^2 - 6*y^4*z^2 + 4*y^5*z^2 - 2*z^3 + 10*y*z^3 - 18*y^2*z^3 + 10*y^3*z^3 + 6*z^4 - 18*y*z^4 + 18*y^2*z^4 - 6*y^3*z^4 - 6*z^5 + 10*y*z^5 - 4*y^2*z^5 + 2*z^6 - y*z^6)*G[0, -y, 1 - y, -y, z])/ (y^2*z^2*(-1 + y + z)^2) + (3*y*(-1 + y + z)^2*G[0, -y, -y, 0, z])/ z^2 - (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[0, -y, -y, 1 - y, z])/(y^2*z^2) - (3*(y^3 - 4*y^4 + 6*y^5 - 4*y^6 + y^7 - 4*y^3*z + 12*y^4*z - 12*y^5*z + 4*y^6*z + 2*y*z^2 - 8*y^2*z^2 + 19*y^3*z^2 - 22*y^4*z^2 + 9*y^5*z^2 + 4*z^3 - 20*y*z^3 + 36*y^2*z^3 - 32*y^3*z^3 + 12*y^4*z^3 - 12*z^4 + 36*y*z^4 - 36*y^2*z^4 + 14*y^3*z^4 + 12*z^5 - 20*y*z^5 + 8*y^2*z^5 - 4*z^6 + 2*y*z^6)* G[0, -y, -y, -y, z])/(y^2*z^2*(-1 + y + z)^2) + (9*y*z^2*G[1, 0, 0, 0, z])/(-1 + y + z)^2 + (6*y*z^2*G[1, 0, 0, 1 - y, z])/(-1 + y + z)^2 + (3*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 2*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)*G[1, 0, 0, -y, z])/ (y^2*(-1 + y + z)^2) + (6*y*z^2*G[1, 0, 1, 0, z])/(-1 + y + z)^2 + (6*y*z^2*G[1, 0, 1 - y, 0, z])/(-1 + y + z)^2 - (3*(2*y - 8*y^2 + 10*y^3 - 4*y^4 + 4*z - 20*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 12*z^2 + 36*y*z^2 - 36*y^2*z^2 + 15*y^3*z^2 + 12*z^3 - 20*y*z^3 + 8*y^2*z^3 - 4*z^4 + 2*y*z^4)* G[1, 0, 1 - y, -y, z])/(y^2*(-1 + y + z)^2) - (6*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[1, 0, -y, 1 - y, z])/ (y^2*(-1 + y + z)) - (3*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)* G[1, 0, -y, -y, z])/(y^2*(-1 + y + z)^2) + (6*y*z^2*G[1, 1, 0, 0, z])/(-1 + y + z)^2 + (6*y*z^2*G[1, 1, 0, 1 - y, z])/(-1 + y + z)^2 + (3*(4*y - 16*y^2 + 20*y^3 - 8*y^4 + 8*z - 40*y*z + 72*y^2*z - 56*y^3*z + 16*y^4*z - 24*z^2 + 72*y*z^2 - 72*y^2*z^2 + 23*y^3*z^2 + 24*z^3 - 40*y*z^3 + 16*y^2*z^3 - 8*z^4 + 4*y*z^4)* G[1, 1, 0, -y, z])/(y^2*(-1 + y + z)^2) - (3*y*z^2*G[1, 1, 1, 0, z])/(-1 + y + z)^2 + (6*y*z^2*G[1, 1, 1 - y, 0, z])/(-1 + y + z)^2 + (3*(4*y - 16*y^2 + 20*y^3 - 8*y^4 + 8*z - 40*y*z + 72*y^2*z - 56*y^3*z + 16*y^4*z - 24*z^2 + 72*y*z^2 - 72*y^2*z^2 + 23*y^3*z^2 + 24*z^3 - 40*y*z^3 + 16*y^2*z^3 - 8*z^4 + 4*y*z^4)* G[1, 1, 1 - y, -y, z])/(y^2*(-1 + y + z)^2) + (6*y*z^2*G[1, 1 - y, 0, 0, z])/(-1 + y + z)^2 - (3*(2*y - 8*y^2 + 10*y^3 - 4*y^4 + 4*z - 20*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 12*z^2 + 36*y*z^2 - 36*y^2*z^2 + 15*y^3*z^2 + 12*z^3 - 20*y*z^3 + 8*y^2*z^3 - 4*z^4 + 2*y*z^4)* G[1, 1 - y, 0, -y, z])/(y^2*(-1 + y + z)^2) + (9*y*z^2*G[1, 1 - y, 1, 0, z])/(-1 + y + z)^2 - (3*(2*y - 8*y^2 + 10*y^3 - 4*y^4 + 4*z - 20*y*z + 36*y^2*z - 28*y^3*z + 8*y^4*z - 12*z^2 + 36*y*z^2 - 36*y^2*z^2 + 15*y^3*z^2 + 12*z^3 - 20*y*z^3 + 8*y^2*z^3 - 4*z^4 + 2*y*z^4)* G[1, 1 - y, 1 - y, -y, z])/(y^2*(-1 + y + z)^2) - (6*(-y + 3*y^2 - 2*y^3 - 2*z + 7*y*z - 8*y^2*z + 4*y^3*z + 4*z^2 - 7*y*z^2 + 3*y^2*z^2 - 2*z^3 + y*z^3)*G[1, 1 - y, -y, 1 - y, z])/ (y^2*(-1 + y + z)) - (3*(y - 4*y^2 + 5*y^3 - 2*y^4 + 2*z - 10*y*z + 18*y^2*z - 14*y^3*z + 4*y^4*z - 6*z^2 + 18*y*z^2 - 18*y^2*z^2 + 6*y^3*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 2*z^4 + y*z^4)* G[1, 1 - y, -y, -y, z])/(y^2*(-1 + y + z)^2) + (3*(-2*y^3 + 6*y^4 - 6*y^5 + 2*y^6 + 6*y^3*z - 12*y^4*z + 6*y^5*z + 3*y*z^2 - 9*y^2*z^2 + 4*y^3*z^2 + 2*y^4*z^2 + 6*z^3 - 21*y*z^3 + 24*y^2*z^3 - 6*y^3*z^3 - 12*z^4 + 21*y*z^4 - 9*y^2*z^4 + 6*z^5 - 3*y*z^5)*G[1 - y, 0, 0, -y, z])/(y^2*z^2*(-1 + y + z)) - (3*(-2*y^3 + 6*y^4 - 6*y^5 + 2*y^6 + 6*y^3*z - 12*y^4*z + 6*y^5*z + 4*y*z^2 - 12*y^2*z^2 + 7*y^3*z^2 + y^4*z^2 + 8*z^3 - 28*y*z^3 + 32*y^2*z^3 - 9*y^3*z^3 - 16*z^4 + 28*y*z^4 - 12*y^2*z^4 + 8*z^5 - 4*y*z^5)*G[1 - y, 0, 1 - y, -y, z])/(y^2*z^2*(-1 + y + z)) + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z - 2*y*z^2 + 2*y^2*z^2 - 4*z^3 + 2*y*z^3)*G[1 - y, 0, -y, 1 - y, z])/(y^2*z^2) + (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z - 3*y*z^2 + 3*y^2*z^2 - 6*z^3 + 3*y*z^3)*G[1 - y, 0, -y, -y, z])/(y^2*z^2) - (3*y*z^2*G[1 - y, 1, 0, 0, z])/(-1 + y + z)^2 - (3*y*(-1 + y + z)^2*G[1 - y, 1, 0, 1 - y, z])/z^2 + (3*(-y^3 + 3*y^4 - 3*y^5 + y^6 + 3*y^3*z - 6*y^4*z + 3*y^5*z + 5*y*z^2 - 15*y^2*z^2 + 13*y^3*z^2 - 3*y^4*z^2 + 10*z^3 - 35*y*z^3 + 40*y^2*z^3 - 13*y^3*z^3 - 20*z^4 + 35*y*z^4 - 15*y^2*z^4 + 10*z^5 - 5*y*z^5)*G[1 - y, 1, 0, -y, z])/ (y^2*z^2*(-1 + y + z)) - (3*y*z^2*G[1 - y, 1, 1, 0, z])/ (-1 + y + z)^2 - (3*y*(-1 + y + z)^2*G[1 - y, 1, 1 - y, 0, z])/ z^2 + (3*(-y^3 + 3*y^4 - 3*y^5 + y^6 + 3*y^3*z - 6*y^4*z + 3*y^5*z + 5*y*z^2 - 15*y^2*z^2 + 13*y^3*z^2 - 3*y^4*z^2 + 10*z^3 - 35*y*z^3 + 40*y^2*z^3 - 13*y^3*z^3 - 20*z^4 + 35*y*z^4 - 15*y^2*z^4 + 10*z^5 - 5*y*z^5)*G[1 - y, 1, 1 - y, -y, z])/ (y^2*z^2*(-1 + y + z)) + (9*(-1 + y + z)*(y + z)* (-y^2 + y^3 + y*z - 2*z^2 + y*z^2)*G[1 - y, 1 - y, 0, -y, z])/ (y^2*z^2) - (9*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[1 - y, 1 - y, 1 - y, -y, z])/(y^2*z^2) - (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[1 - y, 1 - y, -y, 1 - y, z])/(y^2*z^2) - (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[1 - y, 1 - y, -y, -y, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[1 - y, -y, 0, 1 - y, z])/z^2 + (6*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[1 - y, -y, 0, -y, z])/y^2 - (6*y*(-1 + y + z)^2*G[1 - y, -y, 1 - y, 0, z])/z^2 + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[1 - y, -y, 1 - y, -y, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[1 - y, -y, -y, 0, z])/z^2 + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[1 - y, -y, -y, 1 - y, z])/(y^2*z^2) + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[1 - y, -y, -y, -y, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, 0, 0, 1 - y, z])/z^2 - (12*(-1 + y + z)*(-y + y^2 - 2*z + y*z)*G[-y, 0, 0, -y, z])/y^2 - (6*y*(-1 + y + z)^2*G[-y, 0, 1 - y, 0, z])/z^2 - (9*y*(-1 + y + z)^2*G[-y, 0, 1 - y, 1 - y, z])/z^2 + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z - 2*y*z^2 + 2*y^2*z^2 - 4*z^3 + 2*y*z^3)*G[-y, 0, 1 - y, -y, z])/(y^2*z^2) - (9*y*(-1 + y + z)^2*G[-y, 0, -y, 0, z])/z^2 + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z - 2*y*z^2 + 2*y^2*z^2 - 4*z^3 + 2*y*z^3)*G[-y, 0, -y, 1 - y, z])/(y^2*z^2) + (3*(-1 + y + z)*(-3*y^3 + 3*y^4 + 3*y^3*z - 2*y*z^2 + 2*y^2*z^2 - 4*z^3 + 2*y*z^3)*G[-y, 0, -y, -y, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, 1 - y, 0, 0, z])/z^2 - (9*y*(-1 + y + z)^2*G[-y, 1 - y, 0, 1 - y, z])/z^2 + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z - 2*y*z^2 + 2*y^2*z^2 - 4*z^3 + 2*y*z^3)*G[-y, 1 - y, 0, -y, z])/(y^2*z^2) - (9*y*(-1 + y + z)^2*G[-y, 1 - y, 1 - y, 0, z])/z^2 + (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[-y, 1 - y, 1 - y, -y, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, 1 - y, -y, 0, z])/z^2 + (12*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[-y, 1 - y, -y, 1 - y, z])/(y^2*z^2) + (9*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[-y, 1 - y, -y, -y, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, -y, 0, 0, z])/z^2 - (6*y*(-1 + y + z)^2*G[-y, -y, 0, 1 - y, z])/z^2 + (3*(-1 + y + z)*(-2*y^3 + 2*y^4 + 2*y^3*z - y*z^2 + y^2*z^2 - 2*z^3 + y*z^3)*G[-y, -y, 0, -y, z])/(y^2*z^2) - (6*y*(-1 + y + z)^2*G[-y, -y, 1 - y, 0, z])/z^2 + (9*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[-y, -y, 1 - y, 1 - y, z])/(y^2*z^2) + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[-y, -y, 1 - y, -y, z])/(y^2*z^2) + (3*y*(-1 + y + z)^2*G[-y, -y, -y, 0, z])/z^2 + (6*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[-y, -y, -y, 1 - y, z])/(y^2*z^2) - (3*(-1 + y + z)*(-y^3 + y^4 + y^3*z + y*z^2 - y^2*z^2 + 2*z^3 - y*z^3)*G[-y, -y, -y, -y, z])/(y^2*z^2) + (((-6*I)*Pi*(3*y - 12*y^2 + 18*y^3 - 12*y^4 + 3*y^5 + 8*z - 36*y*z + 60*y^2*z - 44*y^3*z + 12*y^4*z - 24*z^2 + 67*y*z^2 - 62*y^2*z^2 + 16*y^3*z^2 + 24*z^3 - 38*y*z^3 + 14*y^2*z^3 - 8*z^4 + 4*y*z^4))/(y^2*(-1 + y + z)^2) - (-42*y^5 + 156*y^6 - 204*y^7 + 96*y^8 + 6*y^9 - 12*y^10 + 432*y^2*z - 2136*y^3*z + 4180*y^4*z - 3826*y^5*z + 1305*y^6*z + 173*y^7*z - 29*y^8*z - 135*y^9*z + 36*y^10*z + 336*y*z^2 - 4464*y^2*z^2 + 15702*y^3*z^2 - 25030*y^4*z^2 + 20555*y^5*z^2 - 9108*y^6*z^2 + 3090*y^7*z^2 - 1724*y^8*z^2 + 789*y^9*z^2 - 146*y^10*z^2 + 96*z^3 - 2472*y*z^3 + 17716*y^2*z^3 - 48168*y^3*z^3 + 64925*y^4*z^3 - 49480*y^5*z^3 + 25228*y^6*z^3 - 11616*y^7*z^3 + 4831*y^8*z^3 - 1102*y^9*z^3 + 42*y^10*z^3 - 528*z^4 + 7366*y*z^4 - 37450*y^2*z^4 + 84051*y^3*z^4 - 100882*y^4*z^4 + 74936*y^5*z^4 - 40396*y^6*z^4 + 16723*y^7*z^4 - 4144*y^8*z^4 + 282*y^9*z^4 + 1162*z^5 - 12002*y*z^5 + 49688*y^2*z^5 - 98531*y^3*z^5 + 109992*y^4*z^5 - 77974*y^5*z^5 + 36834*y^6*z^5 - 10139*y^7*z^5 + 970*y^8*z^5 - 1352*z^6 + 12758*y*z^6 - 47834*y^2*z^6 + 87001*y^3*z^6 - 87824*y^4*z^6 + 52298*y^5*z^6 - 17054*y^6*z^6 + 2133*y^7*z^6 + 1050*z^7 - 10770*y*z^7 + 37129*y^2*z^7 - 58384*y^3*z^7 + 47325*y^4*z^7 - 19465*y^5*z^7 + 3115*y^6*z^7 - 816*z^8 + 7957*y*z^8 - 22208*y^2*z^8 + 26459*y^3*z^8 - 14516*y^4*z^8 + 2998*y^5*z^8 + 638*z^9 - 4367*y*z^9 + 8536*y^2*z^9 - 6637*y^3*z^9 + 1830*y^4*z^9 - 312*z^10 + 1355*y*z^10 - 1644*y^2*z^10 + 643*y^3*z^10 + 62*z^11 - 161*y*z^11 + 99*y^2*z^11)/ (2*(-1 + y)*y^2*(-1 + z)^3*z*(-1 + y + z)^2*(y + z)^3))*Zeta[3] + G[-y, z]*(((-I)*Pi^3*(y^3 - 2*y^4 + y^5 - 2*z^3 + 2*y*z^3 + 2*z^4 - y*z^4))/(y^2*z^2) - (I*Pi*(4*y^3 - 8*y^4 + 4*y^5 - 14*y^2*z + y^3*z + 21*y^4*z - 8*y^5*z + 3*y*z^2 + 51*y^2*z^2 - y^3*z^2 - 32*y^4*z^2 + 4*y^5*z^2 + 4*z^3 - 6*y*z^3 - 44*y^2*z^3 - 24*y^3*z^3 + 3*y^4*z^3 - 20*z^4 + 15*y*z^4 - 2*y^2*z^4 + 4*y^3*z^4 + 36*z^5 - 24*y*z^5 + 9*y^2*z^5 - 28*z^6 + 12*y*z^6 + 8*z^7))/(y^2*(-1 + z)^2*z^2) - (3*y^3 - 48*y^4 + 123*y^5 - 114*y^6 + 36*y^7 + 105*y^3*z + 24*y^4*z - 429*y^5*z + 372*y^6*z - 72*y^7*z - 9*y*z^2 + 103*y^2*z^2 - 762*y^3*z^2 + 276*y^4*z^2 + 828*y^5*z^2 - 472*y^6*z^2 + 36*y^7*z^2 - 6*z^3 - 24*y*z^3 - 566*y^2*z^3 + 1680*y^3*z^3 - 778*y^5*z^3 + 38*y^6*z^3 - 6*z^4 + 195*y*z^4 + 907*y^2*z^4 - 1158*y^3*z^4 - 308*y^4*z^4 - 96*y^5*z^4 + 162*z^5 - 612*y*z^5 - 198*y^2*z^5 + 4*y^3*z^5 - 120*y^4*z^5 - 462*z^6 + 1032*y*z^6 - 576*y^2*z^6 + 128*y^3*z^6 + 564*z^7 - 834*y*z^7 + 330*y^2*z^7 - 324*z^8 + 252*y*z^8 + 72*z^9)/(4*y^2*(-1 + z)^2*z^2*(-1 + y + z)* (y + z)) - (Pi^2*(17*y^6 - 48*y^7 + 50*y^8 - 24*y^9 + 5*y^10 + 39*y^5*z - 46*y^6*z + 16*y^7*z - 2*y^8*z - 7*y^9*z + 42*y^4*z^2 + 68*y^5*z^2 - 268*y^6*z^2 + 220*y^7*z^2 - 110*y^8*z^2 + 126*y^3*z^3 - 214*y^4*z^3 - 116*y^5*z^3 + 318*y^6*z^3 - 258*y^7*z^3 + 25*y^2*z^4 - 374*y^3*z^4 + 496*y^4*z^4 - 66*y^5*z^4 - 260*y^6*z^4 - 57*y*z^5 + 20*y^2*z^5 + 378*y^3*z^5 - 310*y^4*z^5 - 160*y^5*z^5 - 40*z^6 + 194*y*z^6 - 166*y^2*z^6 - 8*y^3*z^6 - 162*y^4*z^6 + 80*z^7 - 222*y*z^7 + 218*y^2*z^7 - 190*y^3*z^7 - 56*z^8 + 118*y*z^8 - 113*y^2*z^8 + 16*z^9 - 25*y*z^9))/(12*y^2*z^2*(-1 + y + z)^2* (y + z)^3) - (3*(7*y^3 - 14*y^4 + 7*y^5 - 18*y^3*z + 18*y^4*z - 9*y*z^2 + 18*y^2*z^2 - 14*z^3 + 32*y*z^3 - 18*y^2*z^3 + 14*z^4 - 7*y*z^4)*Zeta[3])/(y^2*z^2)) + G[1, z]*((I*Pi^3*(-1 + 3*y - 2*y^2 + 3*z - 6*y*z + 4*y^2*z - 2*z^2 + 2*y*z^2))/(y*(-1 + y + z)) + (Pi^2*(-4*y + 18*y^2 - 21*y^3 + 2*y^4 + 7*y^5 - 2*y^6 - 8*z + 62*y*z - 152*y^2*z + 159*y^3*z - 85*y^5*z + 24*y^6*z + 36*z^2 - 210*y*z^2 + 382*y^2*z^2 - 325*y^3*z^2 - 120*y^4*z^2 + 252*y^5*z^2 - 60*y^6*z^2 - 42*z^3 + 274*y*z^3 - 526*y^2*z^3 + 535*y^3*z^3 - 4*y^4*z^3 - 68*y^5*z^3 - 32*y^6*z^3 - 56*z^4 - 107*y*z^4 + 760*y^2*z^4 - 1115*y^3*z^4 + 486*y^4*z^4 - 127*y^5*z^4 + 6*y^6*z^4 + 210*z^5 - 61*y*z^5 - 1108*y^2*z^5 + 1441*y^3*z^5 - 492*y^4*z^5 + 21*y^5*z^5 - 252*z^6 + 48*y*z^6 + 982*y^2*z^6 - 859*y^3*z^6 + 128*y^4*z^6 + 154*z^7 - 422*y^2*z^7 + 185*y^3*z^7 - 48*z^8 + y*z^8 + 66*y^2*z^8 + 6*z^9 - 3*y*z^9))/ (12*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2) - (3*(5*y - 20*y^2 + 25*y^3 - 10*y^4 + 6*z - 38*y*z + 78*y^2*z - 66*y^3*z + 20*y^4*z - 18*z^2 + 64*y*z^2 - 74*y^2*z^2 + 27*y^3*z^2 + 18*z^3 - 34*y*z^3 + 16*y^2*z^3 - 6*z^4 + 3*y*z^4)* Zeta[3])/(y^2*(-1 + y + z)^2)) + G[1 - y, z]* ((I*Pi*(-1 + y + z)*(-7*y^3 + 7*y^4 - 4*y^2*z + 7*y^3*z + 13*y*z^2 - 7*y^2*z^2 + 14*z^3 - 7*y*z^3))/(y*z*(y + z)^2) + (I*Pi^3*(y^2 - 2*y^3 + y^4 - 2*y^2*z + 2*y^3*z - z^2 + 2*y*z^2 + 2*z^3 - 2*y*z^3))/(y*z^2) + ((-1 + y + z)*(24*y^2 + 84*y^3 - 108*y^4 - 120*y*z + 55*y^2*z - 32*y^3*z + 108*y^4*z - 48*z^2 - 126*y*z^2 + 381*y^2*z^2 - 4*y^3*z^2 - 261*z^3 + 594*y*z^3 - 364*y^2*z^3 + 357*z^4 - 300*y*z^4 - 48*z^5))/ (6*y*(-1 + z)*z*(y + z)^2) + (Pi^2*(8*y^2 - 32*y^3 + 40*y^4 - 40*y^6 + 32*y^7 - 8*y^8 - 2*z + 4*y*z - 50*y^2*z + 146*y^3*z - 70*y^4*z - 208*y^5*z + 306*y^6*z - 150*y^7*z + 24*y^8*z - 4*z^2 + 55*y*z^2 + 25*y^2*z^2 - 242*y^3*z^2 - 100*y^4*z^2 + 785*y^5*z^2 - 753*y^6*z^2 + 258*y^7*z^2 - 24*y^8*z^2 + 72*z^3 - 317*y*z^3 + 29*y^2*z^3 + 728*y^3*z^3 - 296*y^4*z^3 - 667*y^5*z^3 + 571*y^6*z^3 - 128*y^7*z^3 + 8*y^8*z^3 - 240*z^4 + 642*y*z^4 + 466*y^2*z^4 - 2201*y^3*z^4 + 1599*y^4*z^4 - 140*y^5*z^4 - 162*y^6*z^4 + 36*y^7*z^4 + 398*z^5 - 648*y*z^5 - 1354*y^2*z^5 + 3213*y^3*z^5 - 1973*y^4*z^5 + 322*y^5*z^5 + 30*y^6*z^5 - 380*z^6 + 365*y*z^6 + 1423*y^2*z^6 - 2253*y^3*z^6 + 973*y^4*z^6 - 92*y^5*z^6 + 212*z^7 - 139*y*z^7 - 653*y^2*z^7 + 717*y^3*z^7 - 173*y^4*z^7 - 64*z^8 + 50*y*z^8 + 102*y^2*z^8 - 76*y^3*z^8 + 8*z^9 - 12*y*z^9 + 4*y^2*z^9))/ (12*(-1 + y)*y^2*(-1 + z)^3*z^2*(-1 + y + z)^2) + (3*(9*y^3 - 36*y^4 + 54*y^5 - 36*y^6 + 9*y^7 - 32*y^3*z + 96*y^4*z - 96*y^5*z + 32*y^6*z + 5*y*z^2 - 20*y^2*z^2 + 74*y^3*z^2 - 108*y^4*z^2 + 49*y^5*z^2 + 4*z^3 - 32*y*z^3 + 72*y^2*z^3 - 92*y^3*z^3 + 48*y^4*z^3 - 12*z^4 + 51*y*z^4 - 66*y^2*z^4 + 37*y^3*z^4 + 12*z^5 - 26*y*z^5 + 14*y^2*z^5 - 4*z^6 + 2*y*z^6)*Zeta[3])/(y^2*z^2*(-1 + y + z)^2))) - (66*y*(-1 + y - z)*Zeta[5])/(-1 + y + z)))}