[{"from": "human", "value": "Create a molecule with the structure as the one described. 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)"}, {"from": "gpt", "value": "[C][C][Branch1][C][C][C][C][O]"}]