1-{(2R,3S,3aS,7aR)-7a-[Bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-3a-hydroxy-3-methoxy-hexahydro-furo[2,3-c]pyran-2-yl}-5-methyl-1H-pyrimidine-2,4-dione

(3aR,5R,6R,6aR)-6-Benzyloxy-5-(2,2-dimethyl-[1,3]dioxolan-4-yl)-2,2-dimethyl-6-vinyl-tetrahydro-furo[2,3-d][1,3]dioxole

3-C-allyl-3-O-benzyl-4-C-hydroxymethyl-1,2-O-isopropylidene-α-D-erythro-pentofuranose

3',5'-di-O-benzyl-5-methyl-3'-C,4'-C-ethoxymethyleneuridine

3-O-benzyl-1,2-O-isopropylidene-3-C-vinyl-α-D-allofuranose

(R)-1-((3aR,5R,6R,6aR)-6-Allyl-6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-ethane-1,2-diol

1-((2R,3S,3aS,7aR)-3a-Benzyloxy-7a-benzyloxymethyl-3-hydroxy-hexahydro-furo[2,3-c]pyran-2-yl)-5-methyl-1H-pyrimidine-2,4-dione

1-((2R,3aR,7aR)-3a-Benzyloxy-7a-benzyloxymethyl-3-oxo-hexahydro-furo[2,3-c]pyran-2-yl)-5-methyl-1H-pyrimidine-2,4-dione

3-C-allyl-3-O-benzyl-1,2:5,6-di-O-isopropylidene-α-D-allofuranose

1,2-di-O-acetyl-3-C-acetoxyethyl-3,5-di-O-benzyl-4-C-(p-toluenesulfonyloxymethyl)-D-ribofuranose

3,5-di-O-benzyl-1,2-O-isopropylidene-4-C-(p-toluenesulfonyloxymethyl)-3-C-vinyl-α-D-ribofuranose

1-((2R,3S,3aS,7aR)-3a-Benzyloxy-7a-benzyloxymethyl-3-methoxy-hexahydro-furo[2,3-c]pyran-2-yl)-3-benzyloxymethyl-5-methyl-1H-pyrimidine-2,4-dione

3,5-di-O-benzyl-4-C-(hydroxymethyl)-1,2-di-O-isopropylidene-3-C-vinyl-α-D-ribofuranose

1-((2R,3S,3aS,7aR)-3a-Benzyloxy-7a-benzyloxymethyl-3-hydroxy-hexahydro-furo[2,3-c]pyran-2-yl)-3-benzyloxymethyl-5-methyl-1H-pyrimidine-2,4-dione

(3aR,5S,6R,6aR)-6-Allyl-6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxole-5-carbaldehyde

3,5-Di-O-benzyl-3-C-hydroxyethyl-1,2-O-isopropylidene-4-C-(p-toluenesulfonyloxymethyl)-α-D-ribofuranose

Toluene-4-sulfonic acid (2S,3S,4R,5R)-3-benzyloxy-2-benzyloxymethyl-3-(2-hydroxy-ethyl)-4-(1-methoxy-1-methyl-ethoxy)-5-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-2-ylmethyl ester

2'-O-acetyl-3'-C-acetyloxyethyl-3',5'-di-O-benzyl-5-methyl-4'-C-(p-toluenesulfonyloxymethyl)uridine

3-C-allyl-3,5-di-O-benzyl-4-C-hydroxymethyl-1,2-di-O-isopropylidene-α-D-ribofuranose