methyl 2-O-(2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl)-α-D-glucopyranosiduronic acid

methyl 2-O-benzoyl-3,6-di-O-benzyl-α-D-glucopyranoside

methyl 2-O-acetyl-3-C-benzyl-4,6-O-benzylidene-α-D-allopyranoside

Methyl-2-O-benzoyl-4,6-O-benzyliden-α-D-arabino-hexopyranosid-3-ulose