methyl (methyl 4,5:7,8-di-O-isopropylidene-3-deoxy-β-D-manno-2-octulopyranosid)onate

methyl (methyl 3-deoxy-β-D-manno-2-octulopyranosid)onate

methyl 2,4,6-tri-O-benzyl-3-O-[methyl (4-O-benzyl-7,8-O-isopropylidene-3-deoxy-β-D-manno-2-octulopyranosyl)onate]-β-D-galactopyranoside