.beta.,.beta.'-Thiodialanine 922-55-4 Alanine, 3,3'-thiobis- Alanine, 3,3'-thiodi- Alanine, 3,3'-thiodi-, L- Bis(2-amino-2-carboxyethyl)sulfide L-Cysteine, S-(2-amino-2-carboxyethyl)-, (R)- L-Lanthionine Lanthionine NSC83248 Sulfide, bis(2-amino-2-carboxyethyl) Sulfide, bis(2-amino-2-carboxyethyl), [R-(R*,R*)]-