[{"from": "human", "value": "Provide a description of this molecule. [C][N][C][C][Branch2][Ring1][Ring2][C][C][Ring1][Branch1][Branch1][=N][C][Branch1][=Branch2][C][Branch1][Branch1][C][Ring1][#Branch1][O][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a tropane alkaloid."}]