[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][C][O][C][=Branch1][C][=O][Cl]"}, {"from": "gpt", "value": "The molecule appears as a colorless liquid. May be decomposed by water. Severely irritates skin and eyes. Very toxic by ingestion, inhalation or skin absorption. Denser than water and vapors heavier than air. Flash point 50 \u00b0F. Used to make other chemicals."}]