Boc-Tyr (Bn)-Gly-Gly-Phe-Leu-OBn

Boc-L-酪氨酸

Boc-Phe-OH 2,6-dibromo-4-sulfenyl ester sodium salt

N-benzyloxycarbonyl-L-tyrosyl-glycyl-glycyl-L-phenylalanyl-L-leucine benzyl ester

Fmoc-甘氨酸