[{"from": "human", "value": "Provide a description of this molecule. [C][Branch1][#Branch1][C][C][=Branch1][C][=O][O][C][C][=Branch1][C][=O][N][C][=Branch1][C][=O][N][Ring1][#Branch1]"}, {"from": "gpt", "value": "The molecule is a imidazolidine-2,4-dione that is hydantoin substituted by a 2-carboxyethyl group at position 4. It has a role as a metabolite and a mouse metabolite. It is an imidazolidine-2,4-dione and a monocarboxylic acid. It is functionally related to a hydantoin. It is a conjugate acid of a hydantoin-5-propionate."}]