[{"from": "human", "value": "Please give me some details about this molecule. [C][=N][N][C][=C][Ring1][Branch1][C][=Branch1][C][=O][N][C][=Branch1][C][=O][N][Ring1][Branch2]"}, {"from": "gpt", "value": "The molecule is a metabolite of allopurinol."}]