{{A1 -> (-19*Pi^2)/24 + (-y + y^2 - z + y*z + z^2)/6 - (I/2)*(Pi*G[0, y] + Pi*G[0, z] + Pi*G[1, y] + Pi*G[1 - y, z]) - G[1, y]*G[-y, z] + (-G[0, 1, y] - G[1, 0, y])/2 - G[1, 0, z] + (G[0, y]*(G[0, z] + G[1 - y, z]) + G[1, y]*(G[0, z] + G[1 - y, z]) + G[0, 0, y] + G[0, 0, z] + G[0, 1 - y, z] + G[1, 1, y] + G[1 - y, 0, z] + G[1 - y, 1 - y, z])/2 - G[-y, 1 - y, z], B1 -> 0, C1 -> (y - y^2 + z - y*z - z^2)/6}, {A2 -> ((-55*I)/72)*Pi^3 - (1133*Pi^4)/5760 + (-1321 - 494*y + 494*y^2 - 494*z + 494*y*z + 494*z^2)/216 + (Pi^2*(-2747 + 5380*y - 2405*y^2 - 342*y^3 + 114*y^4 + 5380*z - 5200*y*z - 546*y^2*z + 366*y^3*z - 2405*z^2 - 546*y*z^2 + 384*y^2*z^2 - 342*z^3 + 366*y*z^3 + 114*z^4))/(864*(-1 + y + z)^2) + (11*(Pi^2*G[0, y] + Pi^2*G[0, z]))/24 - (11*Pi^2*G[1, z])/36 + (11*Pi^2*G[1 - y, z])/9 - ((5*I)/16)*(Pi^3*G[0, y] + Pi^3*G[0, z] + Pi^3*G[1, y] + Pi^3*G[1 - y, z]) + (I/36)*(Pi*(91 - 11*y + 11*y^2 - 11*z + 11*y*z + 11*z^2) + Pi*(-67 - 3*y + 3*y^2 - 3*z + 3*y*z + 3*z^2)*G[0, y] + Pi*(-67 - 3*y + 3*y^2 - 3*z + 3*y*z + 3*z^2)*G[0, z] + Pi*(-67 - 3*y + 3*y^2 - 3*z + 3*y*z + 3*z^2)*G[1, y] + Pi*(-67 - 3*y + 3*y^2 - 3*z + 3*y*z + 3*z^2)*G[1 - y, z]) + (-(((-90*y^2 + 180*y^3 - 90*y^4 - 193*z - 41*y*z + 459*y^2*z - 225*y^3*z + 226*z^2 + 168*y*z^2 - 192*y^2*z^2 - 66*z^3 + 66*y*z^3 + 33*z^4)*G[0, y])/(z*(-1 + y + z))) - ((-193*y + 226*y^2 - 66*y^3 + 33*y^4 - 41*y*z + 168*y^2*z + 66*y^3*z - 90*z^2 + 459*y*z^2 - 192*y^2*z^2 + 180*z^3 - 225*y*z^3 - 90*z^4)* G[0, z])/(y*(-1 + y + z)) - ((90*y^2 - 180*y^3 + 90*y^4 + 382*y*z - 324*y^2*z + 135*y^3*z + 90*z^2 - 324*y*z^2 + 57*y^2*z^2 - 180*z^3 + 135*y*z^3 + 90*z^4)*G[1, y])/(y*z) - ((90*y^2 - 180*y^3 + 90*y^4 + 382*y*z - 324*y^2*z + 135*y^3*z + 90*z^2 - 324*y*z^2 + 57*y^2*z^2 - 180*z^3 + 135*y*z^3 + 90*z^4)* G[1 - y, z])/(y*z))/108 + (11*G[1 - y, z]*G[0, 1, y])/4 + (Pi^2*G[0, 1, z])/3 - (11*G[1 - y, z]*G[1, 0, y])/6 - ((11*I)/12)*(Pi*G[0, 1, y] + Pi*G[1, 0, y]) + (-(Pi^2*G[0, 1, y]) - Pi^2*G[1, 0, y])/16 + (I/4)*(Pi*G[0, z]*G[0, 1, y] + Pi*G[1 - y, z]*G[0, 1, y] + (Pi*G[0, z] + Pi*G[1 - y, z])*G[1, 0, y]) + (-(G[0, 1, y]*(G[0, 0, z] + G[0, 1 - y, z])) - (G[0, 0, z] + G[0, 1 - y, z])*G[1, 0, y])/4 - (5*Pi^2*G[1, 0, z])/8 + G[0, -y, z]*G[1, 1, y] - (Pi^2*G[1, 1, z])/3 + (9*(Pi^2*G[0, z]*G[1, y] + G[0, y]*(Pi^2*G[0, z] + Pi^2*G[1 - y, z]) + Pi^2*G[0, 0, y] + Pi^2*G[0, 0, z] + Pi^2*G[0, 1 - y, z] + Pi^2*G[1, 1, y] + Pi^2*G[1 - y, 0, z]))/16 + (-(((-67*y^2 - 3*y^3 + 3*y^4 + 75*y*z - 84*y^2*z + 9*y^3*z + 30*z^2 - 135*y*z^2 + 39*y^2*z^2 - 60*z^3 + 60*y*z^3 + 30*z^4)*G[0, z]* G[1, y])/y^2) - G[0, y]*(((-67 + 131*y - 58*y^2 - 9*y^3 + 3*y^4 + 131*z - 50*y*z - 84*y^2*z + 3*y^3*z - 58*z^2 - 84*y*z^2 + 30*y^2*z^2 - 9*z^3 + 3*y*z^3 + 3*z^4)*G[0, z])/(-1 + y + z)^2 + ((30*y^2 - 60*y^3 + 30*y^4 + 75*y*z - 135*y^2*z + 60*y^3*z - 67*z^2 - 84*y*z^2 + 39*y^2*z^2 - 3*z^3 + 9*y*z^3 + 3*z^4)*G[1 - y, z])/ z^2) - ((-67*y^2 - 3*y^3 + 3*y^4 + 75*y*z - 84*y^2*z + 9*y^3*z + 30*z^2 - 135*y*z^2 + 39*y^2*z^2 - 60*z^3 + 60*y*z^3 + 30*z^4)* G[0, 1 - y, z])/y^2 - ((-67*y^2 - 3*y^3 + 3*y^4 + 75*y*z - 84*y^2*z + 9*y^3*z + 30*z^2 - 135*y*z^2 + 39*y^2*z^2 - 60*z^3 + 60*y*z^3 + 30*z^4)*G[1 - y, 0, z])/y^2)/36 - (5*G[1, 0, y]*G[1 - y, 1 - y, z])/ 4 + ((11*I)/12)*(G[0, y]*(Pi*G[0, z] + Pi*G[1 - y, z]) + G[1, y]*(Pi*G[0, z] + Pi*G[1 - y, z]) + Pi*G[0, 0, y] + Pi*G[0, 0, z] + Pi*G[0, 1 - y, z] + Pi*G[1, 1, y] + Pi*G[1 - y, 0, z] + Pi*G[1 - y, 1 - y, z]) + (43*(Pi^2*G[1, y]*G[1 - y, z] + Pi^2*G[1 - y, 1 - y, z]))/48 - (3*G[0, 1, y]*G[1 - y, -y, z])/2 + G[1, 1, y]*(G[1 - y, -y, z] + G[-y, 0, z]) - G[0, 1, y]*G[-y, 1 - y, z] + G[1, 0, y]*G[-y, 1 - y, z] - ((11*I)/6)*(Pi*G[1, y]*G[-y, z] + Pi*G[1, 0, z] + Pi*G[-y, 1 - y, z]) - (23*(Pi^2*G[1, y]*G[-y, z] + Pi^2*G[-y, 1 - y, z]))/24 + (G[1, y]*((67 + 3*y - 3*y^2 + 3*z - 3*y*z - 3*z^2)*G[1 - y, z] + ((30*y^4 - 60*y^5 + 30*y^6 + 75*y^3*z - 135*y^4*z + 60*y^5*z - 134*y^2*z^2 - 87*y^3*z^2 + 42*y^4*z^2 + 75*y*z^3 - 87*y^2*z^3 + 18*y^3*z^3 + 30*z^4 - 135*y*z^4 + 42*y^2*z^4 - 60*z^5 + 60*y*z^5 + 30*z^6)*G[-y, z])/(y^2*z^2)) + (67 + 3*y - 3*y^2 + 3*z - 3*y*z - 3*z^2)*G[0, 0, y] + (67 + 3*y - 3*y^2 + 3*z - 3*y*z - 3*z^2)* G[0, 0, z] + ((-67*y^2 - 3*y^3 + 3*y^4 + 75*y*z - 84*y^2*z + 9*y^3*z + 30*z^2 - 135*y*z^2 + 39*y^2*z^2 - 60*z^3 + 60*y*z^3 + 30*z^4)* G[0, 1, y])/y^2 + ((-67 + 131*y - 58*y^2 - 9*y^3 + 3*y^4 + 131*z - 50*y*z - 84*y^2*z + 3*y^3*z - 58*z^2 - 84*y*z^2 + 30*y^2*z^2 - 9*z^3 + 3*y*z^3 + 3*z^4)*G[1, 0, y])/(-1 + y + z)^2 + ((-134*y^2 + 262*y^3 - 116*y^4 - 18*y^5 + 6*y^6 + 75*y*z + 31*y^2*z + 74*y^3*z - 198*y^4*z + 18*y^5*z + 30*z^2 - 345*y*z^2 + 532*y^2*z^2 - 486*y^3*z^2 + 90*y^4*z^2 - 120*z^3 + 585*y*z^3 - 621*y^2*z^3 + 150*y^3*z^3 + 180*z^4 - 435*y*z^4 + 192*y^2*z^4 - 120*z^5 + 120*y*z^5 + 30*z^6)*G[1, 0, z])/(y^2*(-1 + y + z)^2) + (67 + 3*y - 3*y^2 + 3*z - 3*y*z - 3*z^2)*G[1, 1, y] + (67 + 3*y - 3*y^2 + 3*z - 3*y*z - 3*z^2)*G[1 - y, 1 - y, z] + ((30*y^4 - 60*y^5 + 30*y^6 + 75*y^3*z - 135*y^4*z + 60*y^5*z - 134*y^2*z^2 - 87*y^3*z^2 + 42*y^4*z^2 + 75*y*z^3 - 87*y^2*z^3 + 18*y^3*z^3 + 30*z^4 - 135*y*z^4 + 42*y^2*z^4 - 60*z^5 + 60*y*z^5 + 30*z^6)*G[-y, 1 - y, z])/(y^2*z^2))/36 + (5*G[-y, z]*G[0, 0, 1, y])/ 2 + (11*(Pi^2*G[1, y] + G[0, z]*G[0, 1, y] + G[-y, z]*G[0, 1, y] + G[0, z]*G[1, 0, y] + G[0, 1, 1, y] + G[1, 0, 0, y]))/12 - G[-y, z]*(G[0, 1, 1, y] + G[1, 0, 1, y]) + G[-y, z]*G[1, 1, 0, y] - (I/4)*(Pi*G[0, 0, 1, y] + Pi*G[0, 1, 0, y] + Pi*G[0, 1, 1, y] + Pi*G[1, 0, 0, y] + Pi*G[1, 0, 1, y] + Pi*G[1, 1, 0, y]) - (7*(G[1 - y, z]*G[0, 0, 1, y] + G[1 - y, z]*G[1, 1, 0, y]))/4 + ((3*I)/4)*(Pi*G[0, z]*G[0, 0, y] + Pi*G[1 - y, z]*G[0, 0, y] + (Pi*G[0, z] + Pi*G[1 - y, z])*G[1, 1, y] + G[0, y]*(Pi*G[0, 0, z] + Pi*G[0, 1 - y, z] + Pi*G[1 - y, 0, z] + Pi*G[1 - y, 1 - y, z]) + G[1, y]*(Pi*G[0, 0, z] + Pi*G[0, 1 - y, z] + Pi*G[1 - y, 0, z] + Pi*G[1 - y, 1 - y, z]) + Pi*G[0, 0, 0, y] + Pi*G[0, 0, 0, z] + Pi*G[0, 0, 1 - y, z] + Pi*G[0, 1 - y, 0, z] + Pi*G[0, 1 - y, 1 - y, z] + Pi*G[1, 1, 1, y] + Pi*G[1 - y, 0, 0, z] + Pi*G[1 - y, 0, 1 - y, z] + Pi*G[1 - y, 1 - y, 0, z] + Pi*G[1 - y, 1 - y, 1 - y, z]) + (11*(G[1, y]*G[1 - y, -y, z] + G[0, 1, 0, z] + G[1 - y, -y, 1 - y, z]))/ 3 - (11*(G[0, z]*G[0, 0, y] + G[1 - y, z]*G[0, 0, y] + G[1, y]*G[0, -y, z] + G[-y, z]*G[1, 0, y] + (G[0, z] + G[1 - y, z])* G[1, 1, y] + G[0, y]*(G[0, 0, z] + G[1, 0, z] + G[1 - y, 1 - y, z]) + G[1, y]*(G[0, 0, z] + G[0, 1 - y, z] + G[1, 0, z] + G[1 - y, 0, z] + G[1 - y, 1 - y, z]) + G[1, y]*G[-y, 0, z] + G[0, y]*G[-y, 1 - y, z] + G[0, 0, 0, y] + G[0, 0, 0, z] + G[0, 0, 1, y] + G[0, 0, 1 - y, z] + G[0, 1 - y, 0, z] + G[0, 1 - y, 1 - y, z] + G[0, -y, 1 - y, z] + G[1, 0, 1 - y, z] + G[1, 1, 0, y] + G[1, 1, 1, y] + G[1, 1 - y, 0, z] + G[1 - y, 0, 0, z] + G[1 - y, 0, 1 - y, z] + G[1 - y, 1, 0, z] + G[1 - y, 1 - y, 0, z] + G[1 - y, 1 - y, 1 - y, z] + G[-y, 0, 1 - y, z] + G[-y, 1 - y, 0, z]))/12 + G[1, y]*(G[0, -y, 1 - y, z] + G[1, 0, 0, z] + G[1 - y, -y, 1 - y, z] + G[-y, 0, 1 - y, z] + G[-y, 1 - y, 0, z]) - (I/2)*(Pi*G[-y, z]*G[0, 1, y] + Pi*G[1, y]*G[0, -y, z] + Pi*G[-y, z]*G[1, 0, y] + Pi*G[0, y]*G[1, 0, z] + Pi*G[1, y]*G[1, 0, z] + Pi*G[1, y]*G[1 - y, -y, z] + Pi*G[1, y]*G[-y, 0, z] + Pi*G[0, y]*G[-y, 1 - y, z] + Pi*G[0, 1, 0, z] + Pi*G[0, -y, 1 - y, z] + Pi*G[1, 0, 1 - y, z] + Pi*G[1, 1 - y, 0, z] + Pi*G[1 - y, 1, 0, z] + Pi*G[1 - y, -y, 1 - y, z] + Pi*G[-y, 0, 1 - y, z] + Pi*G[-y, 1 - y, 0, z]) + G[0, y]*(G[1, 0, 0, z] + G[-y, 1 - y, 1 - y, z]) - I*(Pi*G[-y, z]*G[1, 1, y] + Pi*G[1, y]*G[-y, 1 - y, z] + Pi*G[1, 0, 0, z] + Pi*G[-y, 1 - y, 1 - y, z]) + (11*(G[-y, z]*G[1, 1, y] + G[0, y]*(G[0, 1 - y, z] + G[1 - y, 0, z]) + G[1, y]*G[-y, 1 - y, z] + G[1, y]*G[-y, -y, z] + G[0, 1, 0, y] + G[1, 0, 0, z] + G[1, 0, 1, y] + G[1, 1, 0, z] + G[-y, 1 - y, 1 - y, z] + G[-y, -y, 1 - y, z]))/6 + G[0, 1, 0, 0, z] + G[0, -y, 1 - y, 1 - y, z] + G[1, 0, 0, 1 - y, z] + G[1, 0, 1 - y, 0, z] + (3*(G[1, 0, y]*G[1 - y, 0, z] + G[0, 1, y]*(G[1 - y, 0, z] + G[1 - y, 1 - y, z]) + G[0, 0, 0, 1, y] + G[0, 0, 1, 0, y] + G[0, 1, 0, 0, y] + G[0, 1, 1, 1, y] + G[1, 0, 0, 0, y] + G[1, 0, 1, 1, y] + G[1, 1, 0, 1, y] + G[1, 1, 1, 0, y]))/4 + G[1, 1 - y, 0, 0, z] + G[1 - y, 1, 0, 0, z] + (-(G[0, 1, y]*G[1, 0, z]) - G[1, 0, y]*G[1, 0, z] - (G[0, 1, y] + G[1, 0, y])*G[-y, 0, z] - G[1, y]*(G[0, 0, -y, z] + G[0, -y, 0, z] + G[1 - y, 1, 0, z]) - G[0, y]*(G[1, 0, 1 - y, z] + G[1, 1 - y, 0, z] + G[-y, 0, 1 - y, z] + G[-y, 1 - y, 0, z]) - G[0, 0, -y, 1 - y, z] - G[0, -y, 0, 1 - y, z] - G[0, -y, 1 - y, 0, z] - G[1 - y, 1, 0, 1 - y, z] - G[1 - y, 1, 1 - y, 0, z] - G[1 - y, 1 - y, 1, 0, z])/2 - (3*(G[0, 0, y]*(G[0, 0, z] + G[0, 1 - y, z] + G[1 - y, 0, z]) + G[0, 0, y]*G[1 - y, 1 - y, z] + G[1, 1, y]*(G[0, 0, z] + G[0, 1 - y, z] + G[1 - y, 0, z] + G[1 - y, 1 - y, z]) + G[0, z]*(G[0, 0, 0, y] + G[1, 1, 1, y]) + G[1 - y, z]*(G[0, 0, 0, y] + G[1, 1, 1, y]) + G[0, y]*(G[0, 0, 0, z] + G[0, 1 - y, 1 - y, z] + G[1 - y, 0, 0, z] + G[1 - y, 1 - y, 1 - y, z]) + G[1, y]*(G[0, 0, 0, z] + G[0, 0, 1 - y, z] + G[0, 1 - y, 0, z] + G[0, 1 - y, 1 - y, z] + G[1 - y, 0, 0, z] + G[1 - y, 0, 1 - y, z] + G[1 - y, 1 - y, 0, z] + G[1 - y, 1 - y, 1 - y, z]) + G[0, 0, 0, 0, y] + G[0, 0, 0, 0, z] + G[0, 0, 0, 1 - y, z] + G[0, 0, 1, 1, y] + G[0, 0, 1 - y, 0, z] + G[0, 0, 1 - y, 1 - y, z] + G[0, 1, 0, 1, y] + G[0, 1, 1, 0, y] + G[0, 1 - y, 0, 0, z] + G[0, 1 - y, 0, 1 - y, z] + G[0, 1 - y, 1 - y, 0, z] + G[0, 1 - y, 1 - y, 1 - y, z] + G[1, 0, 0, 1, y] + G[1, 0, 1, 0, y] + G[1, 1, 0, 0, y] + G[1, 1, 1, 1, y] + G[1 - y, 0, 0, 0, z] + G[1 - y, 0, 0, 1 - y, z] + G[1 - y, 0, 1 - y, 0, z] + G[1 - y, 0, 1 - y, 1 - y, z] + G[1 - y, 1 - y, 0, 0, z] + G[1 - y, 1 - y, 0, 1 - y, z] + G[1 - y, 1 - y, 1 - y, 0, z] + G[1 - y, 1 - y, 1 - y, 1 - y, z]))/4 + G[1 - y, -y, 1 - y, 1 - y, z] + G[-y, 0, 1 - y, 1 - y, z] + (G[0, -y, z]*(G[0, 1, y] + G[1, 0, y]) + G[0, 0, y]*G[1, 0, z] + G[1, 0, z]*G[1, 1, y] + G[1, 0, y]*G[1 - y, -y, z] + G[0, 0, y]*G[-y, 1 - y, z] + G[0, y]*G[0, -y, 1 - y, z] + G[-y, z]*(G[0, 1, 0, y] + G[1, 0, 0, y]) + G[0, y]*(G[0, 1, 0, z] + G[1 - y, 1, 0, z] + G[1 - y, -y, 1 - y, z]) + G[1, y]*(G[0, 1, 0, z] + G[0, 1 - y, -y, z] + G[1, 0, 1 - y, z] + G[1, 1 - y, 0, z] + G[1 - y, 0, -y, z] + G[1 - y, -y, 0, z] + G[-y, 0, 0, z]) + G[0, 1, 0, 1 - y, z] + G[0, 1, 1 - y, 0, z] + G[0, 1 - y, 1, 0, z] + G[0, 1 - y, -y, 1 - y, z] + G[1, 0, 1 - y, 1 - y, z] + G[1, 1 - y, 0, 1 - y, z] + G[1, 1 - y, 1 - y, 0, z] + G[1 - y, 0, 1, 0, z] + G[1 - y, 0, -y, 1 - y, z] + G[1 - y, -y, 0, 1 - y, z] + G[1 - y, -y, 1 - y, 0, z] + G[-y, 0, 0, 1 - y, z] + G[-y, 0, 1 - y, 0, z] + G[-y, 1 - y, 0, 0, z])/2 + G[-y, 1 - y, 0, 1 - y, z] + G[-y, 1 - y, 1 - y, 0, z] + (3*(G[1, 1, y]*G[-y, 1 - y, z] + G[-y, z]*G[1, 1, 1, y] + G[1, y]*(G[1 - y, 1 - y, -y, z] + G[-y, 1 - y, 1 - y, z]) + G[0, 0, 1, 0, z] + G[1, 0, 0, 0, z] + G[1 - y, 1 - y, -y, 1 - y, z] + G[-y, 1 - y, 1 - y, 1 - y, z]))/2 - 2*(G[1, 1, y]*G[-y, -y, z] + G[1, y]*(G[1 - y, -y, -y, z] + G[-y, 1 - y, -y, z] + G[-y, -y, 1 - y, z]) + G[0, 1, 1, 0, z] + G[1, 0, 1, 0, z] + G[1, 1, 0, 0, z] + G[1 - y, -y, -y, 1 - y, z] + G[-y, 1 - y, -y, 1 - y, z] + G[-y, -y, 1 - y, 1 - y, z]) + 2*(G[0, 1, y]*G[-y, -y, z] + G[1, y]*G[-y, -y, -y, z] + G[1, 1, 1, 0, z] + G[-y, -y, -y, 1 - y, z]) + (11*Zeta[3])/8 - ((3*I)/4)*Pi*Zeta[3] + (G[0, z]*G[0, 0, 1, y] + G[0, z]*G[0, 1, 1, y] + G[0, z]*G[1, 0, 1, y] + G[0, z]*G[1, 1, 0, y] + G[1, y]*Zeta[3] + G[0, z]*(G[0, 1, 0, y] + G[1, 0, 0, y] + Zeta[3]) + G[1 - y, z]*(G[0, 1, 0, y] + G[0, 1, 1, y] + G[1, 0, 0, y] + G[1, 0, 1, y] + Zeta[3]) + G[0, y]*(G[0, 0, 1 - y, z] + G[0, 1 - y, 0, z] + G[1 - y, 0, 1 - y, z] + G[1 - y, 1 - y, 0, z] + Zeta[3]))/4, B2 -> 0, C2 -> 0, D2 -> (-1/4*I)*Pi + (-67 + 8*y - 8*y^2 + 8*z - 8*y*z - 8*z^2)/48 + (Pi^2*y*z*(-2*y + 2*y^2 - 2*z + 5*y*z + 2*z^2))/(72*(-1 + y + z)^2) + (-((y*(2*y - 4*y^2 + 2*y^3 - 4*z - y*z + 5*y^2*z + 4*z^2 + 5*y*z^2)* G[0, y])/(z*(-1 + y + z))) - (z*(-4*y + 4*y^2 + 2*z - y*z + 5*y^2*z - 4*z^2 + 5*y*z^2 + 2*z^3)* G[0, z])/(y*(-1 + y + z)))/24 + (((-1 + y + z)*(-2*y^2 + 2*y^3 + 5*y*z + y^2*z - 2*z^2 + y*z^2 + 2*z^3)* G[1, y])/(y*z) + ((-1 + y + z)*(-2*y^2 + 2*y^3 + 5*y*z + y^2*z - 2*z^2 + y*z^2 + 2*z^3)*G[1 - y, z])/(y*z))/24 + ((y*z*(-2*y + 2*y^2 - 2*z + 5*y*z + 2*z^2)*G[0, y]*G[0, z])/ (-1 + y + z)^2 + (z*(-1 + y + z)*(-2*y + 2*y^2 + z - y*z - z^2)* G[0, 1, y])/y^2)/12 + (-((y*(-1 + y + z)*(y - y^2 - 2*z - y*z + 2*z^2)*G[0, y]*G[1 - y, z])/ z^2) - G[1, y]*((z*(-1 + y + z)*(-2*y + 2*y^2 + z - y*z - z^2)* G[0, z])/y^2 + ((-1 + y + z)*(-y^4 + y^5 + 2*y^3*z + y^4*z - 2*y^3*z^2 + 2*y*z^3 - 2*y^2*z^3 - z^4 + y*z^4 + z^5)*G[-y, z])/ (y^2*z^2)) - (z*(-1 + y + z)*(-2*y + 2*y^2 + z - y*z - z^2)* G[0, 1 - y, z])/y^2 - (y*z*(-2*y + 2*y^2 - 2*z + 5*y*z + 2*z^2)* G[1, 0, y])/(-1 + y + z)^2 - (z*(-2*y + 8*y^2 - 12*y^3 + 6*y^4 + z + 2*y*z - 12*y^2*z + 12*y^3*z - 4*z^2 + 6*y*z^2 + 6*z^3 - 10*y*z^3 + 4*y^2*z^3 - 4*z^4 + 4*y*z^4 + z^5)*G[1, 0, z])/(y^2*(-1 + y + z)^2) - (z*(-1 + y + z)*(-2*y + 2*y^2 + z - y*z - z^2)*G[1 - y, 0, z])/y^2 - ((-1 + y + z)*(-y^4 + y^5 + 2*y^3*z + y^4*z - 2*y^3*z^2 + 2*y*z^3 - 2*y^2*z^3 - z^4 + y*z^4 + z^5)*G[-y, 1 - y, z])/(y^2*z^2))/12 + Zeta[3], E2 -> ((5*I)/36)*Pi^3 + (1781 + 1100*y - 1100*y^2 + 1100*z - 1100*y*z - 1100*z^2)/432 - (Pi^2*(-205 + 353*y - 34*y^2 - 171*y^3 + 57*y^4 + 353*z - 209*y*z - 315*y^2*z + 171*y^3*z - 34*z^2 - 315*y*z^2 + 162*y^2*z^2 - 171*z^3 + 171*y*z^3 + 57*z^4))/(432*(-1 + y + z)^2) + (-(Pi^2*G[0, y]) - Pi^2*G[0, z])/12 + (Pi^2*G[1, z])/18 - (2*Pi^2*G[1 - y, z])/9 - (I/36)*(Pi*(-20 - 13*y + 13*y^2 - 13*z + 13*y*z + 13*z^2) + Pi*(-10 - 3*y + 3*y^2 - 3*z + 3*y*z + 3*z^2)*G[0, y] + Pi*(-10 - 3*y + 3*y^2 - 3*z + 3*y*z + 3*z^2)*G[0, z] + Pi*(-10 - 3*y + 3*y^2 - 3*z + 3*y*z + 3*z^2)*G[1, y] + Pi*(-10 - 3*y + 3*y^2 - 3*z + 3*y*z + 3*z^2)*G[1 - y, z]) + (((-198*y^2 + 396*y^3 - 198*y^4 - 38*z - 232*y*z + 765*y^2*z - 495*y^3*z + 116*z^2 + 114*y*z^2 - 417*y^2*z^2 - 156*z^3 + 156*y*z^3 + 78*z^4)*G[0, y])/(z*(-1 + y + z)) + ((-38*y + 116*y^2 - 156*y^3 + 78*y^4 - 232*y*z + 114*y^2*z + 156*y^3*z - 198*z^2 + 765*y*z^2 - 417*y^2*z^2 + 396*z^3 - 495*y*z^3 - 198*z^4)*G[0, z])/(y*(-1 + y + z)) + ((198*y^2 - 396*y^3 + 198*y^4 + 209*y*z - 468*y^2*z + 297*y^3*z + 198*z^2 - 468*y*z^2 + 120*y^2*z^2 - 396*z^3 + 297*y*z^3 + 198*z^4)* G[1, y])/(y*z) + ((198*y^2 - 396*y^3 + 198*y^4 + 209*y*z - 468*y^2*z + 297*y^3*z + 198*z^2 - 468*y*z^2 + 120*y^2*z^2 - 396*z^3 + 297*y*z^3 + 198*z^4)*G[1 - y, z])/(y*z))/216 - (G[1 - y, z]*G[0, 1, y])/2 + (G[1 - y, z]*G[1, 0, y])/3 + (I/6)*(Pi*G[0, 1, y] + Pi*G[1, 0, y]) - (I/6)*(G[0, y]*(Pi*G[0, z] + Pi*G[1 - y, z]) + G[1, y]*(Pi*G[0, z] + Pi*G[1 - y, z]) + Pi*G[0, 0, y] + Pi*G[0, 0, z] + Pi*G[0, 1 - y, z] + Pi*G[1, 1, y] + Pi*G[1 - y, 0, z] + Pi*G[1 - y, 1 - y, z]) + (G[1, y]*(((-10*y^2 - 3*y^3 + 3*y^4 + 42*y*z - 45*y^2*z + 3*y^3*z + 33*z^2 - 108*y*z^2 + 36*y^2*z^2 - 66*z^3 + 66*y*z^3 + 33*z^4)* G[0, z])/y^2 + (-10 - 3*y + 3*y^2 - 3*z + 3*y*z + 3*z^2)* G[1 - y, z]) + G[0, y]*(((-10 + 17*y - y^2 - 9*y^3 + 3*y^4 + 17*z + 37*y*z - 63*y^2*z + 9*y^3*z - z^2 - 63*y*z^2 + 45*y^2*z^2 - 9*z^3 + 9*y*z^3 + 3*z^4)*G[0, z])/(-1 + y + z)^2 + ((33*y^2 - 66*y^3 + 33*y^4 + 42*y*z - 108*y^2*z + 66*y^3*z - 10*z^2 - 45*y*z^2 + 36*y^2*z^2 - 3*z^3 + 3*y*z^3 + 3*z^4)*G[1 - y, z])/ z^2) + (-10 - 3*y + 3*y^2 - 3*z + 3*y*z + 3*z^2)*G[0, 0, y] + (-10 - 3*y + 3*y^2 - 3*z + 3*y*z + 3*z^2)*G[0, 0, z] + ((-10*y^2 - 3*y^3 + 3*y^4 + 42*y*z - 45*y^2*z + 3*y^3*z + 33*z^2 - 108*y*z^2 + 36*y^2*z^2 - 66*z^3 + 66*y*z^3 + 33*z^4)*G[0, 1 - y, z])/ y^2 + (-10 - 3*y + 3*y^2 - 3*z + 3*y*z + 3*z^2)*G[1, 1, y] + ((-10*y^2 - 3*y^3 + 3*y^4 + 42*y*z - 45*y^2*z + 3*y^3*z + 33*z^2 - 108*y*z^2 + 36*y^2*z^2 - 66*z^3 + 66*y*z^3 + 33*z^4)*G[1 - y, 0, z])/ y^2 + (-10 - 3*y + 3*y^2 - 3*z + 3*y*z + 3*z^2)*G[1 - y, 1 - y, z])/ 36 + (I/3)*(Pi*G[1, y]*G[-y, z] + Pi*G[1, 0, z] + Pi*G[-y, 1 - y, z]) + (-(((33*y^4 - 66*y^5 + 33*y^6 + 42*y^3*z - 108*y^4*z + 66*y^5*z - 20*y^2*z^2 - 48*y^3*z^2 + 39*y^4*z^2 + 42*y*z^3 - 48*y^2*z^3 + 6*y^3*z^3 + 33*z^4 - 108*y*z^4 + 39*y^2*z^4 - 66*z^5 + 66*y*z^5 + 33*z^6)*G[1, y]*G[-y, z])/(y^2*z^2)) - ((-10*y^2 - 3*y^3 + 3*y^4 + 42*y*z - 45*y^2*z + 3*y^3*z + 33*z^2 - 108*y*z^2 + 36*y^2*z^2 - 66*z^3 + 66*y*z^3 + 33*z^4)*G[0, 1, y])/ y^2 - ((-10 + 17*y - y^2 - 9*y^3 + 3*y^4 + 17*z + 37*y*z - 63*y^2*z + 9*y^3*z - z^2 - 63*y*z^2 + 45*y^2*z^2 - 9*z^3 + 9*y*z^3 + 3*z^4)* G[1, 0, y])/(-1 + y + z)^2 - ((-20*y^2 + 34*y^3 - 2*y^4 - 18*y^5 + 6*y^6 + 42*y*z - 92*y^2*z + 158*y^3*z - 126*y^4*z + 18*y^5*z + 33*z^2 - 258*y*z^2 + 448*y^2*z^2 - 342*y^3*z^2 + 90*y^4*z^2 - 132*z^3 + 522*y*z^3 - 540*y^2*z^3 + 150*y^3*z^3 + 198*z^4 - 438*y*z^4 + 204*y^2*z^4 - 132*z^5 + 132*y*z^5 + 33*z^6)*G[1, 0, z])/(y^2*(-1 + y + z)^2) - ((33*y^4 - 66*y^5 + 33*y^6 + 42*y^3*z - 108*y^4*z + 66*y^5*z - 20*y^2*z^2 - 48*y^3*z^2 + 39*y^4*z^2 + 42*y*z^3 - 48*y^2*z^3 + 6*y^3*z^3 + 33*z^4 - 108*y*z^4 + 39*y^2*z^4 - 66*z^5 + 66*y*z^5 + 33*z^6)*G[-y, 1 - y, z])/(y^2*z^2))/36 + (-(Pi^2*G[1, y]) - G[0, z]*G[0, 1, y] - G[-y, z]*G[0, 1, y] - G[0, z]*G[1, 0, y] - G[0, 1, 1, y] - G[1, 0, 0, y])/6 - (2*(G[1, y]*G[1 - y, -y, z] + G[0, 1, 0, z] + G[1 - y, -y, 1 - y, z]))/ 3 + (G[0, z]*G[0, 0, y] + G[1 - y, z]*G[0, 0, y] + G[1, y]*G[0, -y, z] + G[-y, z]*G[1, 0, y] + (G[0, z] + G[1 - y, z])*G[1, 1, y] + G[0, y]*(G[0, 0, z] + G[1, 0, z] + G[1 - y, 1 - y, z]) + G[1, y]*(G[0, 0, z] + G[0, 1 - y, z] + G[1, 0, z] + G[1 - y, 0, z] + G[1 - y, 1 - y, z]) + G[1, y]*G[-y, 0, z] + G[0, y]*G[-y, 1 - y, z] + G[0, 0, 0, y] + G[0, 0, 0, z] + G[0, 0, 1, y] + G[0, 0, 1 - y, z] + G[0, 1 - y, 0, z] + G[0, 1 - y, 1 - y, z] + G[0, -y, 1 - y, z] + G[1, 0, 1 - y, z] + G[1, 1, 0, y] + G[1, 1, 1, y] + G[1, 1 - y, 0, z] + G[1 - y, 0, 0, z] + G[1 - y, 0, 1 - y, z] + G[1 - y, 1, 0, z] + G[1 - y, 1 - y, 0, z] + G[1 - y, 1 - y, 1 - y, z] + G[-y, 0, 1 - y, z] + G[-y, 1 - y, 0, z])/6 + (-(G[-y, z]*G[1, 1, y]) - G[0, y]*(G[0, 1 - y, z] + G[1 - y, 0, z]) - G[1, y]*G[-y, 1 - y, z] - G[1, y]*G[-y, -y, z] - G[0, 1, 0, y] - G[1, 0, 0, z] - G[1, 0, 1, y] - G[1, 1, 0, z] - G[-y, 1 - y, 1 - y, z] - G[-y, -y, 1 - y, z])/3 + (3*Zeta[3])/4, F2 -> (5*(-y + y^2 - z + y*z + z^2))/54 + (I/18)*Pi*(-y + y^2 - z + y*z + z^2) + (-(z*(-1 + y + z)*G[0, y]) - y*(-1 + y + z)*G[0, z])/18 + (y*z*G[1, y] + y*z*G[1 - y, z])/18}}