5-O-Carbomethoxy-1,2-O-

5-O-Carbomethoxy-1,2-O-isopropylidene-3-O-p-toluenesulfonyl-a-D-xylofuranose

5-O-CARBOMETHOXY-1,2-O-ISIPROPYLIDENE-3-O-(P-TOLYLSULFONYL)-ALPHA-D-XYLOFURANOSE

5-O-CARBOMETHOXY-1,2-O-ISO-PROPYLIDENE-3-O-(P-TOLYL-SULFONYL)-ALPHA-D-XYLOFURANOSE