[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][=Branch1][C][=O][Branch1][C][F][F]"}, {"from": "gpt", "value": "The molecule appears as a colorless gas with a pungent odor. Very toxic by inhalation. Prolonged exposure of the containers to fire or heat may result in violent rupturing and rocketing."}]