[{"from": "human", "value": "Describe this molecule. [C][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][C@@H1][Branch1][Ring1][C][=O][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a 2-formylglutarate(2-) that has S-configuration."}]