[{"from": "human", "value": "Provide a brief overview of this molecule. [C][Branch2][Ring1][=Branch1][N][C][=Branch1][C][=O][N][C][C][=Branch1][C][=O][N][C][=Branch1][C][=O][N][Ring1][#Branch1][C][O][N][C][=Branch1][C][=O][N][C][C][=Branch1][C][=O][N][C][=Branch1][C][=O][N][Ring1][#Branch1][C][O]"}, {"from": "gpt", "value": "The molecule is an antimicrobial preservative used in cosmetics. It acts as a formaldehyde releaser. Imidazolidinyl urea may cause contact dermatitis. It's toxicity is also due to it's ability to react and release formaldehyde and nitrosamines, both of which are believed to be carcinogenic. (L1890, L1894)"}]