(4S,5R)-4-((S)-1-Azido-2-trityloxy-ethyl)-2,2-dimethyl-5-pentyl-[1,3]dioxolane

(2R,3S,4R)-1,3-O-benzylidene-2-O-methanesulfonyl-1,2,3,4-nonanetetrol

4,5-anhydro-1,3-O-benzylidene-D-arabitol