[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][N][N]"}, {"from": "gpt", "value": "The molecule appears as a colorless liquid with an ammonia-like odor. Flash point below 75 \u00b0F. Spontaneous ignition may occur in contact with oxidizing materials. Very toxic by inhalation and by skin absorption. Produces toxic oxides of nitrogen during combustion.   Rate of onset: Immediate  Persistence: Hours - days  Odor threshold: 1-10 ppm  Source/use/other hazard: Solvent, rocket fuel; flammable; irritating to skin/eyes."}]