[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is the (S)-enantiomer of bambuterol. It is an enantiomer of a (R)-bambuterol."}, {"from": "gpt", "value": "[C][C][Branch1][C][C][Branch1][C][C][N][C][C@H1][Branch2][Ring2][C][C][=C][C][=Branch2][Ring1][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][C][=Branch1][C][=O][N][Branch1][C][C][C][O][C][=Branch1][C][=O][N][Branch1][C][C][C][O]"}]