[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule appears as a clear colorless liquid with a strong odor of vinegar. Flash point 104 \u00b0F. Density 8.8 lb / gal. Corrosive to metals and tissue. Used to make other chemicals, as a food additive, and in petroleum production."}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][O]"}]