Tên tương tự: L-Cystine; Acetylcysteine Imp. A (EP); Cystine, L- (8CI); (-)-Cystine; 3,3'-Dithiobis(2-aminopropanoic acid); Bis(β-amino-β-carboxyethyl) disulfide; Cystine; Cystine acid; Dicysteine; L-(-)-Cystine; L-Alanine, 3,3'-dithiobis-; L-Cysteine disulfide; L-Cystin; NSC 13203; Oxidized L-cysteine; Propanoic acid, 3,3'-dithiobis[2-amino-, [R-(R*,R*)]-; [R-(R*,R*)]-3,3'-Dithiobis[2-aminopropanoic acid]; l-Cystine; β,β'-Diamino-β,β'-dicarboxydiethyl disulfide; β,β'-Dithiodialanine