4-(4-((R)-(tert-butyldimethylsilyloxy)(4'-chlorobiphenyl-2-yl)methyl)piperidin-1-yl)-N-(4-((R)-4-(4-(2-(tert-butyldiphenylsilyloxy)ethyl)piperazin-1-yl)-1-(phenylthio)butan-2-ylamino)-3-(trifluoromethylsulfonyl)phenylsulfonyl)benzamide

4-(4-((R)-(tert-butyldimethylsilyloxy)(4'-chlorobiphenyl-2-yl)methyl)piperidin-1-yl)-N-(4-((R)-4-((S)-3-((tert-butyldiphenylsilyloxy)methyl)morpholino)-1-(phenylthio)butan-2-ylamino)-3-(trifluoromethylsulfonyl)phenylsulfonyl)benzamide

(R)-ethyl 4-(4-((4'-chlorobiphenyl-2-yl)(hydroxy)methyl)piperidin-1-yl)benzoate

(R)-ethyl 4-(4-((tert-butyldimethylsilyloxy)(4'-chlorobiphenyl-2-yl)methyl)piperidin-1-yl)benzoate

(R)-4-(4-((4'-chlorobiphenyl-2-yl)(di-tert-butoxyphosphonooxymethoxy)methyl)piperidin-1-yl)benzoic acid