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

methyl 2-O-allyl 6-O-benzyl-α-D-altropyranoside

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

(3aR,4R,6S,7S,7aR)-4-[(benzyloxy)methyl]-tetrahydro-6-methoxy-7-[(4-methoxybenzyl)oxy]-2,2-dimethyl-4H-1,3-dioxolo[4,5-c]pyran

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