[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule appears as a grayish white solid in the form of prills. Soluble in water. Produces toxic oxides of nitrogen during combustion."}, {"from": "gpt", "value": "[NH4+1].[N+1][=Branch1][C][=O][Branch1][C][O-1][O-1]"}]