[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][N][Branch1][=Branch1][C][=Branch1][C][=O][N][N][=O]"}, {"from": "gpt", "value": "The molecule is a member of the class of N-nitrosoureas that is urea in which one of the nitrogens is substituted by ethyl and nitroso groups. It has a role as an alkylating agent, a mutagen, a carcinogenic agent and a genotoxin. It is functionally related to a urea."}]