5-O-allyloxycarbonyl-1,2,4-tri-O-benzyl-3-O-<2,4-di-O-acetyl-3-O-<2,4,6-tri-O-acetyl-3-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-α-D-glucopyranosyl>-α-L-rhamnopyranosyl>-D-ribitol

methyl 2-O-benzyl-5-O-crotyl-β-D-ribofuranoside

methyl 2-O-benzyl-3,5-di-O-crotyl-β-D-ribofuranoside