Boc-Val-Cit-OH

Fmoc-Val-Cit-OH

Fmoc-Gly-Gly-Gly-Gly

(S)-2-((S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-phenylpropanamido)-3-phenylpropanoic acid

(tert-Butoxycarbonyl)-L-valyl-L-valine

L-Valyl-L-phenylalanine

L-Tyrosyl-L-glutamic acid

(S)-2-((S)-2-Amino-3-hydroxypropanamido)propanoic acid

(S)-2-((S)-Pyrrolidine-2-carboxamido)propanoic acid

Methyl L-phenylalanyl-L-phenylalaninate hydrochloride