[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][=N][C][=C][Branch1][Ring2][N][Ring1][Branch1][C][Branch1][=Branch2][N][=C][Branch1][Ring2][N][Ring1][#Branch1][N][N]"}, {"from": "gpt", "value": "The molecule is a member of purines."}]