[{"from": "human", "value": "Describe this molecule. [C][O][N][=O]"}, {"from": "gpt", "value": "The molecule appears as a liquid or gas Boils at 10.4 \u00b0F. Moderately toxic by inhalation. Narcotic in high concentrations. Used as a rocket propellant. Differs from nitromethane (H3CNO2)."}]