[{"from": "human", "value": "Generate a molecule based on this description. The molecule appears as a clear colorless liquid with a fishlike odor. Flash point 15 \u00b0F. Less dense (6.1 lb / gal) than water. Vapors heavier than air. Produces toxic oxides of nitrogen during combustion."}, {"from": "gpt", "value": "[C][C][Branch1][C][C][C][N]"}]