[{"from": "human", "value": "Describe this molecule. [C@@H1][Branch1][#Branch2][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O].[Na+1].[Na+1]"}, {"from": "gpt", "value": "The molecule is a disodium salt of l-( + )-tartaric acid that is identified by transparent, colorless, and odorless crystals. It is obtained as a byproduct of wine manufacturing. Sodium tartrate is generally recognized as safe (GRAS) as a direct human food ingredient. It acts as an emulsifier and pH control agent in food products.  This compound is commonly used as an emulsifier in cheese/cheese spread products and is not to exceed 4% concentration, according to Health Canada regulations."}]