[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][C][=C][C][Ring1][Branch1]"}, {"from": "gpt", "value": "The molecule appears as a colorless liquid. Less dense than water and insoluble in water. Flash point below 0 \u00b0F. Vapors heavier than air. Inhalation of high concentrations may be narcotic. Used to make rubber and plastics."}]