1,2-O-isopropylidene-3-O-mesyl-5-deoxy-α-D-xylofuranose

5-deoxy-1,2-O-isopropylidene-3-O-p-nitrobenzoyl-α-D-xylofuranose

5-deoxy-1,2-O-isopropylidene-β-D-arabinofuranose

methyl 5-deoxy-2-O-mesyl-3-O-p-nitrobenzoyloxy-β-D-xylofuranoside