methyl (allyl 7,8-O-cyclohexylidene-3-deoxy-α-D-manno-oct-2-ulopyranosid)onate

methyl onate

methyl 4,5,7,8-tetra-O-acetyl-3-deoxyl-alpha-D-manno-2-octulopyranosonate

methyl (allyl 4-O-tert-butyldimethylsilyl-7,8-O-cyclohexylidene-3-deoxy-α-D-manno-oct-2-ulopyranosid)onate

(allyl 4-O-tert-butyldimethylsilyl-7,8-O-cyclohexylidene-3-deoxy-α-manno-oct-2-ulopyranosid)ono-1,5-lactone