Boc-L-缬氨酸羟基琥珀酰亚胺酯

Boc-L-Val-L-Val-OMe

L-缬氨酸甲酯

N-L-Valyl-L-valine methyl ester

3-methyl-2-[(2,2,2-trifluoroacetyl)amino]butanoic acid