SMILES: C1[C@@H]2[C@H]([C@H]([C@@H](O2)N3C=NC4=C3N5C=CN=C5NC4=O)O)OP(=O)(O1)O
Description: The molecule is a nucleoside 3',5'-cyclic monophosphate analogue having imidazo[2,1-b]purin-4-one as the modified nucleobase. It is a nucleoside monophosphate analogue and an imidazopurine. It derives from a 3',5'-cyclic GMP.