[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule appears as a colorless watery liquid with a sweet odor. Less dense than water. Insoluble in water. Irritating vapor. Freezing point is 56 \u00b0F. (USCG, 1999)"}, {"from": "gpt", "value": "[C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C]"}]