methyl 2-C-acetyl-4,6-O-benzylidene-3-deoxy-α-D-ribo-hexopyranoside

Methyl-2-C-acetyl-4,6-O-benzylidene-3-deoxy-α-D-ribohexopyranose

Methyl-3,6-didesoxy-2-C-isopropyl-α-D-ribo-hexopyranosid

Methyl-3-4,6-O-benzyliden-3-desoxy-2-C-isopropenyl-α-D-ribo-hexopyranosid