[{"from": "human", "value": "What can you tell me about this molecule? [C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=C][C][=N][Ring1][#Branch1]"}, {"from": "gpt", "value": "The molecule appears as a colorless liquid with a peculiar odor. Slightly denser than water. Contact may irritate to skin, eyes, and mucous membranes. May be toxic by ingestion. Used to make other chemicals."}]