[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is conjugate base of 3-oxo-3-ureidopropanoic acid. It is a conjugate base of a 3-oxo-3-ureidopropanoic acid."}, {"from": "gpt", "value": "[C][Branch1][O][C][=Branch1][C][=O][N][C][=Branch1][C][=O][N][C][=Branch1][C][=O][O-1]"}]