methyl (2S)-3-methyl-2-[(2,2,2-trifluoroacetyl)amino]butanoate

环(L-脯-L-缬)二肽

N-Methyl-N-{[(2-methyl-2-propanyl)oxy]carbonyl}-L-alanyl-L-valine

H-GLU-VAL-OH

methyl 2-[[3-(1H-indol-3-yl)-2-[(2-methylpropan-2-yl)oxycarbonylamino]propanoyl]amino]-3-methylbutanoate