(E)-(4R,5R)-5-Acetoxy-4-hydroxymethyl-2-methyl-hept-2-enoic acid ethyl ester

1-(2,6-diacetyl-3-O-benzoyl-5-deoxy-β-D-ribo-hexofuranosyl)uracil

(2R,3R,4R,5R)-2-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-5-(2-hydroxyethyl)tetrahydrofuran-3,4-diyl dibenzoate

3-O-benzoyl-8,8-dibromo-5,6,7,8-tetradeoxy-1,2-O-isopropylidene-α-D-ribo-oct-5(E)-7-dienofuranose

3-O-benzoyl-6,6-dibromo-5,6-dideoxy-1,2-O-isopropylidene-D-allofuranose