(R)-4-(4-(4-(2-(tert-butyldiphenylsilyloxy)ethyl)piperazin-1-yl)-1-(phenylthio)butan-2-ylamino)-3-(trifluoromethylsulfonyl)benzenesulfonamide

ethyl 4-(4-((R)-(4'-chlorobiphenyl-2-yl)((S)-1,1-dimethylethylsulfinamido)methyl)piperidin-1-yl)benzoate

4-(4-((R)-(4'-chlorobiphenyl-2-yl)((S)-1,1-dimethylethylsulfinamido)methyl)piperidin-1-yl)benzoic acid

(R)-methyl 3-amino-4-(phenylthio)butanoate, trifluoroacetic acid salt

(R)-methyl 4-(phenylthio)-3-(4-sulfamoyl-2-(trifluoromethylsulfonyl)phenylamino)butanoate