[{"from": "human", "value": "Could you provide a description of this molecule? [C][N][C][=C][C][=C][C][=C][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule appears as a colorless to brown viscous liquid. Insoluble in water and denser than water. Contact may irritate skin, eyes and mucous membranes. May be toxic by ingestion. Used to make other chemicals."}]