ethyl (2E)-5-azido-7,8-di-O-mesyl-2,3,5-trideoxy-D-gluco-2-octenate

(1R,3R,4R,5S)-4-(benzyloxy)-5-<(benzyloxy)carbonyl>-3-methoxy-2-oxa-6-azabicyclo<3.3.0>octane

(1R,3S,4R,5S)-4-(benzyloxy)-5-<(benzyloxy)carbonyl>-3-methoxy-2-oxa-6-azabicyclo<3.3.0>octane

(1S,3R,7R,8S,11R)-11-<(methylsulfonyl)oxy>-5,5-dimethyl-2,4,6-trioxa-9-azatricyclo<6.3.0.03,7>undecane

(1R,3R,7R,8S)-9-<(benzyloxy)carbonyl>-5,5-dimethyl-2,4,6-trioxa-9-azatricyclo<6.3.0.03,7>undecane