Benzyl-((R)-1-benzyl-allyl)-carbamic acid benzyl ester

(4R,5S)-3,4-Dibenzyl-5-iodomethyl-oxazolidin-2-one

ethyl (2S,3R)-2-hydroxy-4-phenyl-3-(tosylamino)butanoate

(4S,5R)-4,5-dihydro-2-phenyl-4-carboethoxy-5-benzyl-1,3-oxazole

ethyl (2R,3S)-4-phenyl-2,3-oxiranebutanoate