SMILES: C1=NC2=C(N1[C@H]3[C@@H]([C@@H]([C@H](O3)COP(=O)(O)OP(=O)(CP(=O)(O)O)O)O)O)N=C(NC2=O)N
Description: The molecule is a nucleoside triphosphate analogue that is guanosine substituted at position 5' by a (beta,gamma-methylene)triphosphate group. It is a conjugate acid of a guanosine 5'-[beta,gamma-methylene]triphosphate(4-).