(S)-2-Amino-3-phenyl-1-(pyrrolidin-1-yl)propan-1-one
H-Gly-Tyr-Pro-Gly-Gln-Val-OH trifluoroacetate
(S)-1-((S)-2-Amino-3-phenylpropanoyl)pyrrolidine-2-carboxylic acid
Boc-D-PHE-PRO-OH
Tyr-pro acetate
