(S)-1-((2R,3R,4R,5S)-1-benzyl-3,4,5-tris(benzyloxy)piperidin-2-yl)propane-1,3-diol

(3S,4R,5R,6S,7S)-4-(Dibenzylamino)-6,7-(isopropylidenedioxy)-5-(methoxymethoxy)octane-1,3,8-triol

(1S,6S,7S,8R,8aS)-8-(Benzyloxy)-6,7-epoxy-1-hydroxyoctahydroindolizidin-5-one

methyl 3,4,5,6-di-O-isopropylidene-2-amino-2-deoxy-D-mannate

methyl 2-azido-2-deoxy-3,4:5,6-di-O-isopropylidene-D-mannonate