[Pt](N)N.N.OCC1OC(CC1OP(=O)(O)OCC2OC(CC2OP(=O)(O)OCC3OC(CC3OP(=O)(O)OC4OC(CC4O)N5C=NC6=C5NC(N)=NC6=O)N7C=Nc8c(N)ncnc78)N9C=C(C)C(=O)NC9=O)N%10C=Nc%11c(N)ncnc%10%11