[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is the (-)-enantiomer of zwittermicin A. It is an enantiomer of a (+)-zwittermicin A."}, {"from": "gpt", "value": "[C][Branch1][O][C@H1][Branch1][#Branch1][C@H1][Branch1][Ring1][C][O][N][O][C@H1][Branch2][Ring2][Ring2][C@H1][Branch2][Ring1][#C][C@H1][Branch2][Ring1][#Branch2][C@@H1][Branch2][Ring1][Branch1][C][=Branch1][C][=O][N][C@H1][Branch1][Branch2][C][N][C][=Branch1][C][=O][N][C][=Branch1][C][=O][N][O][O][N][O]"}]