(3R,4R)-4-[(benzyloxycarbonyl)(methyl) amino]-3-(methoxymethoxy)-5-phenylpentanoic Acid

(2S,3S)-3-(tert-butoxycarbonylamino)-4-phenyl-1-phenylsulfonyl-2-butanol

((1S,2R)-1-Benzyl-3-cyano-2-methoxymethoxy-propyl)-methyl-carbamic acid benzyl ester

[(1S,2R)-1-Benzyl-2-(tert-butyl-dimethyl-silanyloxy)-3-cyano-propyl]-methyl-carbamic acid tert-butyl ester

Methyl-((S)-1-(S)-oxiranyl-2-phenyl-ethyl)-carbamic acid benzyl ester