[{"from": "human", "value": "Describe this molecule. [C][C][C][C][C][O][N+1][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule appears as a clear colorless liquid with an ether-like odor. Flash point 118 \u00b0F. About the same density as water and insoluble in water. Vapors heavier than air. Produces toxic oxides of nitrogen during combustion. Used as an additive for diesel fuels."}]