(2R,3R,4R,5R)-N-butyloxycarbonyl-3,4-bis(benzyloxy)-5-<(benzyloxy)methyl>-2-(hydroxymethyl)pyrrolidine

(1''R,2R,3R,4R,5R)-N-butyloxycarbonyl-3,4-bis(benzyloxy)-5-<(benzyloxy)methyl>-2-<1,2-dihydroxyethyl>pyrrolidine

(1'R,2R,3S,4R,5R)-3,4-bis(benzyloxy)-5-<(benzyloxy)methyl>-2-<1',2'-dihydroxyethyl>pyrrolidine

(2R,3R,4R,5R)-3,4-bis(benzyloxy)-5-<(benzyloxy)methyl>pyrrolidino<1,2-c>oxazole-3-one

(2R,3S,4S,5R,6R)-6-azido-2,3-epoxy-4,5,7-tris(benzyloxy)-2(E)-hepten-1-ol