[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is an inorganic sodium salt composed of a sodium cation and an azanide anion. It is used as a strong base in organic synthesis. It has a role as a catalyst and a nucleophilic reagent. It contains an azanide."}, {"from": "gpt", "value": "[NH2-1].[Na+1]"}]