[{"from": "human", "value": "Provide a description of this molecule. [C][C][Branch1][C][C][Branch1][C][C][C]"}, {"from": "gpt", "value": "May liquefy in cool or cold weather. Less dense than water. Insoluble in water but soluble in alcohol. Under prolonged exposure to fire or heat, the containers may rupture violently and rocket."}]