[{"from": "human", "value": "Could you provide a description of this molecule? [C][=N][C][=N][C][=NH1+1][C][=Branch1][#Branch1][=C][Ring1][=Branch1][N][Ring1][=Branch2][N][C][C][O][C][C][O]"}, {"from": "gpt", "value": "The molecule is a thiopurine."}]