[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a crystalline salt, KNO3; a strong oxidizer used especially in making gunpowder, as a fertilizer, and in medicine."}, {"from": "gpt", "value": "[N+1][=Branch1][C][=O][Branch1][C][O-1][O-1].[K+1]"}]