(3R,4S,5R)-3-(benzyloxycarbonyl)amino-4-methoxycarbonyl-5-hexanolide

methyl 3-(benzyloxycarbonyl)amino-4-methoxycarbonyl-2,3,4,6-tetradeoxy-α-D-arabino-hexopyranoside

methyl 3-(benzyloxycarbonyl)amino-4-(diphenylphosphinoylmethoxy)methyl-2,3,6-trideoxy-α-D-arabino-hexopyranoside

methyl 3-(benzyloxycarbonyl)amino-4-(E)-methoxymethylene-2,3,4,6-tetradeoxy-α-D-arabino-hexopyranoside

(3S,4R)-benzyl N-(p-toluenesulfonyl)-3-((R)-1-(tert-butyldimethylsilyloxy)ethyl)-azetidin-2-one-4-carboxylate