[{"from": "human", "value": "Provide a description of this molecule. [C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=C][C][=C][C][=C][C][Ring1][=Branch1][=N][Ring1][O]"}, {"from": "gpt", "value": "Small colorless needle-like crystalline solid. Slightly soluble in hot water. Slightly denser than water. Contact may irritate skin, eyes, and mucous membranes. Sublimes before melting when heated. May be toxic by ingestion."}]