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

methyl 3,6-imino-3,5,6-trideoxy-N-trifluoroacetyl-α-D-glucofuranoside

tert-butyl (3S)-3-<(2S,3R)-1-benzyloxycarbonyl-3-hydroxy-2-pyrrolidinyl>-3-hydroxypropionate

3,6-epimino-3,5,6-trideoxy-1,2-O-isopropylidene-α-D-xylo-hexofuranose

6R-methoxy-1-aza-9-oxo-tricyclo<5.2.1.04,10>decane