N-Me-D-Lys(Boc)-OMe.HCl

N-Me-Lys(Boc)-OMe.HCl

H-L-Phe(4-CH2COOtBu)-OH

H-DL-Phe(4-CH2COOtBu)-OH

3-Bromo-2-methyl-L-phenylalanine

Alloc-L-Phe-OH

D-α-Me-Phe.HCl

α-methyl-L-Phe

H-D-Phe(2,4-dimethyl)-OH

L(+)-IsoValine monohydrate

N-Methyl-(S)-valine tert-butyl ester

N-Methyl-(R)-valine benzyl ester

H-N-Me-Val-OMe.HCl

N-Methyl-(S)-Valin benzylester

Benzyl (2S)-3-methyl-2-(methylamino)butanoatehydrochloride

N-Acetyl-L-cysteine amide