[{"from": "human", "value": "Generate a molecule based on the given description. The molecule appears as a colorless oily liquid. Insoluble in water and less dense than water. Flash point 60 \u00b0F. Vapors heavier than air. Inhalation of high concentrations may have a narcotic effect. Used to make other chemicals."}, {"from": "gpt", "value": "[C][C][C][C][C][C][C][Ring1][#Branch1]"}]