[{"from": "human", "value": "Please give me some details about this molecule. [C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a product of the oxidation of ethanol and of the destructive distillation of wood. It is used locally, occasionally internally, as a counterirritant and also as a reagent. (Stedman, 26th ed) Acetic acid otic (for the ear) is an antibiotic that treats infections caused by bacteria or fungus."}]