1,2-O-isopropylidene-α-D-glucofuranose

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

1-(O2-acetyl-O3,O6-dibenzoyl-β-D-ribo-5-deoxy-hexofuranosyl)-4-acetylamino-1H-pyrimidin-2-one