methyl 2-O-allyl 6-O-benzyl-3,4-O-isopropylidene-α-D-altropyranoside

(3aR,4S,5R,6R,6aR)-6-ethenyl-tetrahydro-2,2-dimethyl-4H-cyclopenta[d]-1,3-dioxole-4,5-diol 5-methanesulfonate 4-(methyl carbonate)

methyl 2-O-allyl-4,6-O-benzylidene-α-D-altropyranoside

(3aS,4R,6aR)-3a,6a-dihydro-4-[(methoxycarbonyl)oxy]-2,2-dimethyl-4H-cyclopenta[d]-1,3-dioxole-6-carboxaldehyde

(3aR,6aR)-5-(hydroxymethyl)-2,2-dimethyl-3a,6a-dihydrocyclopenta[1,2-d]1,3-dioxalan-4-one