1,2:5,6-di-O-isopropylidene-3-thio-α-D-allofuranose

3-S-acetyl-1,2:5,6-di-O-isopropylidene-3-thio-α-D-allofuranose

3-S-cyano-1,2-O-isopropylidene-3-thio-α-D-allofuranose

(3R,4S,5S)-4-Azido-5-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-3-hydroxy-dihydro-furan-2-one

3-azido-3-deoxy-1:2,5:6-di-O-isopropylidene-α-D-gulofuranose