[{"from": "human", "value": "Please give me some details about this molecule. [N][=Branch1][C][=O][Cl]"}, {"from": "gpt", "value": "The molecule appears as a yellow to yellowish red gas. Liquefies at -5.5 \u00b0C. Very toxic by inhalation. Noncombustible, but accelerates burning of combustible material. Decomposed by water to form corrosive hydrochloric acid. Vapors heavier than air. Prolonged exposure to fire or heat can cause containers to rupture violently and rocket."}]