(2R,3R,3aR,6S,7R,7aR)-7-azido-3-benzyloxy-2,6-dimethoxy-hexahydrofuro[3,2-b]pyran

(2R,3R,3aR,6S,7R,7aR)-7-azido-3-benzoyloxy-2,6-dimethoxy-hexahydrofuro[3,2-b]pyran

(1'R,2R,3R,4S,5S)-4-azido-2-(1'-benzoyloxy-2',2'-bisphenylsulfanylethyl)-5-methoxy-tetrahydropyran-3-ol