[{"from": "human", "value": "Provide a description of this molecule. [C][=C][C][=Branch1][C][=O][N]"}, {"from": "gpt", "value": "The molecule appears as white crystalline solid shipped either as a solid or in solution. A confirmed carcinogen. Toxic by skin absorption. Less dense than water and soluble in water. May be toxic by ingestion. Used for sewage and waste treatment, to make dyes, adhesives. The solid is stable at room temperature, but upon melting may violently polymerize. Toxic, irritating to skin, eyes, etc."}]