[{"from": "human", "value": "Describe this molecule. [C][Branch1][O][C][=Branch1][C][=O][N][C][=Branch1][C][=O][N][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is the ureido derivative of malonic acid. It is functionally related to a malonic acid. It is a conjugate acid of a 3-oxo-3-ureidopropanoate."}]