[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a hydrate that is the dihydrate form of sodium molybdate. It has a role as a poison. It is a hydrate, an inorganic sodium salt and a molybdate. It contains a sodium molybdate (anhydrous)."}, {"from": "gpt", "value": "[O].[O].[O-1][Mo][=Branch1][C][=O][=Branch1][C][=O][O-1].[Na+1].[Na+1]"}]