[{"from": "human", "value": "What can you tell me about this molecule? [C][C][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O].[Na+1]"}, {"from": "gpt", "value": "The molecule is an organic sodium salt having lactate as the counterion. It has a role as a food preservative and a food acidity regulator. It is an organic sodium salt and a lactate salt. It contains a lactate."}]