[{"from": "human", "value": "Provide a brief overview of this molecule. [C][Branch2][Ring1][#Branch1][C][C][=Branch1][C][=O][N][C@@H1][Branch1][Ring1][C][S][C][=Branch1][C][=O][N][C][C][=Branch1][C][=O][O][C][=Branch1][C][=O][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a dipeptide that is glutathione in which the amino group on the glutamyl residue has been replaced by an oxo group. It is functionally related to a glutathione. It is a conjugate acid of a N-(4-oxoglutaryl)-L-cysteinylglycine(2-)."}]