[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is a tropane alkaloid."}, {"from": "gpt", "value": "[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]"}]