(1R,5R,6R,7R,8R)-6,7,8-Trihydroxy-2-oxabicyclo[3.3.0]octan-3-one

5-Deoxy-4a(R)-hydroxy-4a-carba-α-D-xylo-hexofuranose

(1R,5R,6R,7S,8R)-7-Azido-6,8-dihydroxy-2-oxabicyclo[3.3.0]octan-3-one

5-Deoxy-4a(R)-hydroxy-4a-carba-α-D-ribo-hexofuranose

(1R,2R,3R,4S,5R)-1-O-mesyl-3,4-O-isopropylidene-5-acetoxymethyl-cyclopentane-1,2,3,4-tetrol