[{"from": "human", "value": "Provide a description of this molecule. [C][C][=Branch1][C][=O][C][N][Branch1][#Branch1][C][C][=Branch1][C][=O][C][N][=O]"}, {"from": "gpt", "value": "The molecule is a nitrosamine that is iminodiacetone that is substituted by a nitroso group at the N-atom. It induces pancreatic ductal adenocarcinomas in Syrian golden hamsters (other rodents are not susceptible). It has a role as a carcinogenic agent. It is a nitrosamine and a ketone."}]