[{"from": "human", "value": "Could you provide a description of this molecule? [C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][Cl]"}, {"from": "gpt", "value": "The molecule appears as a colorless fuming liquid with a pungent odor. Flash point 162 \u00b0F. Lachrymator, irritating to skin and eyes. Corrosive to metals and tissue. Density 10.2 lb / gal. Used in medicine and in the manufacture of other chemicals."}]