SMILES: C1=NC2=C(N1[C@H]3[C@@H]([C@@H]([C@H](O3)COP(=O)(O)O[C@@H]4[C@H](O[C@H]([C@@H]4O)N5C=NC6=C5N=C(NC6=O)N)COP(=O)(O)O[C@@H]7[C@H](O[C@H]([C@@H]7O)N8C=NC9=C8N=C(NC9=O)N)COP(=O)(O)O)O)O)N=C(NC2=O)N
Description: The molecule is a polynucleotide comprised of guanosine units connected via 3'->5' phosphodiester linkages. It contains a GMP 3'-end residue, a GMP 5'-end residue and a guanosine 5'-monophosphate residue.