Benzoic acid (1S,2S,3R)-1-[(R)-2,2-bis-ethylsulfanyl-1-(4-methoxy-benzyloxy)-ethyl]-3-(tert-butyl-diphenyl-silanyloxy)-2-hydroxy-3-methylcarbamoyl-propyl ester

1,2-O-isopropylidene-5-C-(1,1-dimethylmethoxycarbonylmethyl)-α-D-glucofuranurono-6,3-lactone

3,6-di-O-acetyl-1,2-O-isopropylidene-5-O-toluene-p-sulphonyl-α-D-glucofuranose