(2S,3R,4R,5R)-5-((R)-1,2-dihydroxyethyl)tetrahydrofuran-2,3,4-triol

(3aR,5S,6aR)-5-(2,2-dimethyl-1,3-dioxolan-4-yl)-2,2-dimethyl-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxole

3-deoxy-1,2-O-isopropylidene-α-D-ribo-hexofuranose