2,2'-Disulfanediylbis(ethan-1-amine) dihydrochloride ; 2,2′-Dithiobis[ethylamine] dihydrochloride ; 2-(2-Aminoethyldisulfanyl)ethanamine dihydrochloride ; Bis(2-aminoethyl) disulfide dihydrochloride ; Cystamine Dihydrochloride; 2-(2-aminoethyldisulfanyl)ethanamine;dihydrochloride