[(1R,2R)-1-(tert-Butyl-diphenyl-silanyloxymethyl)-2-hydroxy-pent-4-enyl]-carbamic acid tert-butyl ester

(4R,5R)-4-(tert-Butyl-diphenyl-silanyloxymethyl)-5-(3-methanesulfonyloxy-propyl)-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester

3,5-Bis-benzyloxy-4-(2-benzyloxy-benzoyl)-benzoic acid

4-hydroxy-3-[4-(phenylmethoxy)benzoylamino]-1-(phenylmethoxycarbonyl)-hexahydroazepine