2-<(1R,3S,4S)-1-benzyl-4<(tert-butoxycarbonyl)amino>-3-(tert-butyldimethylsiloxy)-5-phenylpentyl>-5-(2-methylpropionyl)imidazole

2-<(1R,3S,4S)-4-amino-1-benzyl-3-hydroxy-5-phenylpentyl>-5-(2-methylpropionyl)imidazole

[(1S,2S,4R)-1-Benzyl-2-(tert-butyl-dimethyl-silanyloxy)-5-phenyl-4-(5-propionyl-1H-imidazol-2-yl)-pentyl]-carbamic acid tert-butyl ester

{(1S,2S,4R)-1-Benzyl-2-(tert-butyl-dimethyl-silanyloxy)-4-[5-(1-hydroxy-propyl)-1H-imidazol-2-yl]-5-phenyl-pentyl}-carbamic acid tert-butyl ester

[(1S,2S,4R)-1-Benzyl-2-(tert-butyl-dimethyl-silanyloxy)-4-(5-butyryl-1H-imidazol-2-yl)-5-phenyl-pentyl]-carbamic acid tert-butyl ester