[{"from": "human", "value": "Provide a brief overview of this molecule. [C][=C][C][=Branch1][C][=O][O][C@H1][Ring1][=Branch1][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is the (S)-enantiomer of 5-oxo-2,5-dihydro-2-furylacetic acid. It is a conjugate acid of a (S)-5-oxo-2,5-dihydro-2-furylacetate. It is an enantiomer of a (R)-5-oxo-2,5-dihydro-2-furylacetic acid."}]