[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule appears as a clear colorless liquid. Flash point 47 \u00b0F. Less dense than water. Vapors heavier than air. Toxic oxides of nitrogen produced during combustion."}, {"from": "gpt", "value": "[C][C][Branch1][C][C][C][#N]"}]