[{"from": "human", "value": "Please give me some details about this molecule. [C][Branch1][O][C][Branch1][Ring2][O][Ring1][Ring1][Branch1][C][F][F][Branch1][=Branch2][C][Branch1][C][F][Branch1][C][F][F][F]"}, {"from": "gpt", "value": "The molecule is a colorless odorless gas. It is shipped as a liquefied gas under its vapor pressure. Contact with the liquid can cause frostbite. Its vapors are heavier than air. It can cause asphyxiation by the displacement of air. Exposure of the container to prolonged heat or fire may cause it to rupture violently and rocket."}]