[{"from": "human", "value": "Could you provide a description of this molecule? [C][N][C][=N][C][=C][Branch1][=Branch2][N][=C][N][=C][Ring1][=Branch1][Ring1][=Branch2][N]"}, {"from": "gpt", "value": "The molecule is adenine substituted with a methyl group at position N-9. It has a role as a metabolite."}]