Sar-Sar-OH

Formyl-D-phenylglycine

Ac-Phe(4-NH2)-OH

Boc-D-norvaline N-hydroxysuccinimide ester

CHLOROACETYL-DL-NORVALINE

Phe-Phe-OMeHCl

Z-L-aspartic acid-di-tert-butyl ester

Fmoc-L-phenylalanine Rink amide AM resin

Fmoc-L-cysteine amide

Boc-S-tert-butylthio-L-cysteine

Boc-S-叔丁硫基-L-半胱氨酸

3-Amino-1-carboxymethyl-pyridin-2-oneTFA