(R)-2-{(1S,2R)-2-(tert-Butyl-dimethyl-silanyloxy)-1-[2-(tert-butyl-dimethyl-silanyloxy)-ethoxy]-but-3-enyl}-oxirane

methyl 6-bromo-3-O-[3-{(tert-butyldimethylsilyl)oxy}propyl]-6-deoxy-α-D-altropyranoside

(R)-2-{(1S,2R)-2-(tert-Butyl-dimethyl-silanyloxy)-1-[3-(tert-butyl-dimethyl-silanyloxy)-propoxy]-but-3-enyl}-oxirane

(2S,3S,4R,5S,6S)-2-Bromomethyl-4-[4-(tert-butyl-dimethyl-silanyloxy)-butoxy]-6-methoxy-tetrahydro-pyran-3,5-diol

(2R,3S,4R)-4-[(t-butyldimethylsilyl)oxy]-3-[3-{(t-butyldimethylsilyl)oxy}propoxy]hex-5-ene-1,2-diol