[{"from": "human", "value": "Generate a molecule based on this description. The molecule appears as a colorless liquid. Very toxic by ingestion, inhalation and skin absorption. Corrosive. Contact may severely irritate skin, eyes, and mucous membranes. Used to make other chemicals."}, {"from": "gpt", "value": "[C][C][Branch1][C][C][Branch1][Ring1][C][Cl][C][=Branch1][C][=O][Cl]"}]