[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a member of pyrrolidin-2-ones."}, {"from": "gpt", "value": "[C][C][=Branch1][=Branch1][=C][Branch1][C][Cl][Cl][C][=Branch1][C][=O][N][C][Ring1][=Branch2][=O]"}]