[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a tropane alkaloid."}, {"from": "gpt", "value": "[C][C][Branch2][Ring1][Branch2][C][C][Branch2][Ring1][C][C][Branch1][=C][C][Branch1][#Branch2][C][Ring1][#Branch1][Branch1][Ring2][N][Ring1][=Branch1][O][O][O][O][O]"}]