HCl*H-Gly-L-Phe-L-Leu-OMe

Boc-O-苄基-L-酪氨酸

Glycyl-glycyl-(S)-phenylalanyl-(S)-leucinmethylesterhydrochlorid

Boc-Tyr-Gly-Gly-Phe-Leu-OCet

BOC-L-苯胺-4-硝基苯酯