[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][O][C][=Branch1][C][=O][C][Cl]"}, {"from": "gpt", "value": "The molecule appears as a clear colorless liquid with a pungent odor. Flash point 100 \u00b0F. Denser than water and insoluble in water. Vapors heavier than air."}]