[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a valine derivative."}, {"from": "gpt", "value": "[C][C][Branch1][C][C][C][Branch1][=Branch1][C][=Branch1][C][=O][O][N][C][=Branch1][C][=O][/C][=Branch1][#Branch2][=C][/C][=C][C][=C][C][=C][Ring1][=Branch1][/S][C][Ring1][=N][=S]"}]