[{"from": "human", "value": "Provide a brief overview of this molecule. [C][Branch1][Ring1][C][#N][C][#N]"}, {"from": "gpt", "value": "The molecule appears as a white-colored crystalline solid. Denser than water and soluble in water. Toxic by ingestion and may severely irritate skin and eyes. May polymerize violently if exposed to temperatures above 266 \u00b0F. Used to make other chemicals."}]