5-O-(tert-Butyldimethylsilyl)-7-desoxy-1,2-O-isopropyliden-3,6-di-O-(methoxymethyl)-α-D-glycero-D-gluco-octofuranose

5-O-(tert-Butyldimethylsilyl)-7-desoxy-1,2-O-isopropyliden-3,6-di-O-(methoxymethyl)-8-O-(p-tolylsulfonyl)-α-D-glycero-D-gluco-octofuranose

5-O-(tert-Butyldimethylsilyl)-7-desoxy-1,2-O-isopropyliden-3,6-di-O-(methoxymethyl)-8-O-(triphenylmethyl)-α-D-glycero-D-gluco-octofuranose