Benzoyl-L-Valine

g-Glu-Ala-OH

g-谷氨酸丙氨酸

Ala-Lys-OHHCl

D-Leucyl-leucine

His-Val-OH

Ile-Gly-OH

L-Serine b-naphthylamide

L-Valine 4-nitrobenzyl ester hydrobromide

N-Methyl-O-methyl-L-tyrosine hydrochloride

Z-O-tert-butyl-D-serine methyl ester