5-azido-5-deoxy-1,2-O-isopropylidene-3-O-methoxymethyl-β-L-idofuranose

3-O-acetyl-5,6-diazido-5,6-dideoxy-1,2-O-isopropylidene-β-L-idofuranose

(5S,6S,7R,8R,8aS)-5,6,7,8-tetrahydroxy-2-oxa-3-oxoindolizidine

5,6-diazido-5,6-dideoxy-1,2-O-isopropylidene-β-L-idofuranose

5,6-diamino-5,6-dideoxy-1,2-O-isopropylidene-β-L-idofuranose 5,6-(cyclic urea)