Synonyms: L(-)-Glutathione, oxidized, Bi(glutathion-S-yl), GSSG, Glutathiol, Oxidized Glutathione (GSSG), Glutathione oxidized, (2S,2'S)-5,5'-(((2R,2'R)-Disulphanediylbis(1-((carboxymethyl)amino)-1-oxopropane-3,2-diyl))bis(azanediyl))bis(2-amino-5-oxopentanoic acid)