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

methyl 3,6-imino-2-oxo-3,5,6-trideoxy-N-trifluoroacetyl-β-D-threo-hexofuranoside

(1R,3R,7R,8S)-9-<(benzyloxy)carbonyl>-5,5-dimethyl-2,4,6-trioxa-9-azatricyclo<6.3.0.03,7>undecane