[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is an imidazolidine-2,4-dione."}, {"from": "gpt", "value": "[C][=Branch1][C][=O][C][Branch1][=Branch2][N][C][=Branch1][C][=O][N][Ring1][#Branch1][Branch1][=Branch1][C][=Branch1][C][=O][O][O]"}]