[{"from": "human", "value": "What can you tell me about this molecule? [C][O][C@@H1][C@H1][Branch2][Ring1][#Branch2][O][C@H1][Branch1][Branch1][C@@H1][Ring1][Branch1][O][N][C][=N][C][=C][Ring1][Branch1][N][=C][Branch1][=Branch1][N][C][Ring1][=Branch1][=O][N][C][O]"}, {"from": "gpt", "value": "The molecule is guanosine with the hydrogen on the hydroxyl at position C-3' substituted with a methyl group. It has a role as a metabolite."}]