[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][=N][C][=C][Branch1][Ring2][N][Ring1][Branch1][C][=Branch1][C][=O][N][Branch1][S][C][=Branch1][C][=O][N][Ring1][=Branch2][C][C][=C][C][=C][O][Ring1][Branch1][C]"}, {"from": "gpt", "value": "The molecule is an oxopurine."}]