[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][Branch1][C][C][C][C][O]"}, {"from": "gpt", "value": "The molecule is a colorless liquid with a mild, choking alcohol odor. Less dense than water, soluble in water. Hence floats on water. Produces an irritating vapor. (USCG, 1999)"}]