(2R,3R)-3-methyl-2-(2-nitrobenzenesulfonylamino)pentane-1,3-diol

(2R,3R)-tert-butyldimethyl-[3-methyl-3-hydroxy-2-(2-nitrobenzenesulfonylamino)]pentoxysilane

(2S,3S)-tert-butyldimethylsilyloxymethyl-2-ethyl-2-methyl-1-(2-nitrobenzenesulfonyl)aziridine

[(1R,2R)-2-(5-Bromo-2-hydroxy-phenoxy)-1-methoxymethoxymethyl-2-methyl-butyl]-carbamic acid tert-butyl ester

[(1R,2R)-2-(5-Bromo-2-formyl-phenoxy)-1-methoxymethoxymethyl-2-methyl-butyl]-carbamic acid tert-butyl ester