SMILES: CC1=C(N2C(=O)C3=C(N(C2=N1)C)N(C=N3)[C@H]4[C@@H]([C@@H]([C@H](O4)CO)O)O)CC[C@@H](C(=O)OC)NC(=O)OC
Description: The molecule is a nucleoside analogue having methyl (2S)-4-(4,6-dimethyl-9-oxo-4,9-dihydro-3H-imidazo[1,2-a]purin-7-yl)-2-[(methoxycarbonyl)amino]butanoate as the modified nucleobase. It is a nucleoside analogue, a methyl ester and a carbamate ester. It derives from a guanosine.