((2S,3R,4S)-1-hydroxy-2,4-dimethyldecan-3-yl) (S)-2-(benzyloxycarbonylamino)propanoate

(2R,3R,4S)-1-((2-(tert-butoxy)-2-oxoethyl)amino)-2,4-dimethyl-1-oxodecan-3-yl ((benzyloxy)carbonyl)-L-alaninate

(2R,3R,4S)-1-((2-(tert-butoxy)-2-oxoethyl)amino)-2,4-dimethyl-1-oxodecan-3-yl (tert-butoxycarbonyl)-L-valyl-L-leucyl-L-alanyl-L-alaninate