1-[6-O-Acetyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-3-O-[(1,1-dimethylethyl)dimethylsilyl]-α-L-lyxo-hexofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-6-bromo-2,6-dideoxy-3-O-[(1,1-dimethylethyl)dimethylsilyl]-α-L-lyxo-hexofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[6-Bromo-2,6-dideoxy-3-O-[(1,1-dimethylethyl)dimethylsilyl]-α-L-lyxo-hexofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

2,4(1H,3H)-Pyrimidinedione, 1-[8-O-acetyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2,6,7-trideoxy-β-D-ribo-octofuranosyl]-5-methyl-

2,4(1H,3H)-Pyrimidinedione, 1-[8-O-acetyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-2,6,7-trideoxy-β-D-ribo-octofuranosyl]-5-methyl-

2,4(1H,3H)-Pyrimidinedione, 1-[8-O-acetyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-2,6,7-trideoxy-3-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribo-octofuranosyl]-5-methyl-

2,4(1H,3H)-Pyrimidinedione, 1-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-2,6,7-trideoxy-3-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribo-octofuranosyl]-5-methyl-

1-[(2R,4S,5R)-5-[(1R)-1-[Bis(4-methoxyphenyl)phenylmethoxy]-3-buten-1-yl]-4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]tetrahydro-2-furanyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

N-[1-[2-Deoxy-5-O-[(diethylamino)thioxomethyl]-3-O-(phenylmethyl)-α-D-erythro-pentofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]benzamide

1-[2-Deoxy-5-O-[(diethylamino)thioxomethyl]-3-O-(phenylmethyl)-α-D-erythro-pentofuranosyl]-5-(trifluoromethyl)-2,4(1H,3H)-pyrimidinedione

1-[2-Deoxy-5-O-[(diethylamino)thioxomethyl]-3-O-(phenylmethyl)-α-D-erythro-pentofuranosyl]-5-fluoro-2,4(1H,3H)-pyrimidinedione

1-[2-Deoxy-5-O-[(diethylamino)thioxomethyl]-3-O-(phenylmethyl)-α-D-erythro-pentofuranosyl]-5-ethyl-2,4(1H,3H)-pyrimidinedione

1-[2-Deoxy-5-O-[(diethylamino)thioxomethyl]-3-O-(phenylmethyl)-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2-Deoxy-5-O-[(diethylamino)thioxomethyl]-3-O-(phenylmethyl)-α-D-erythro-pentofuranosyl]-2,4(1H,3H)-pyrimidinedione

Uridine, 2′-deoxy-5-fluoro-α-L-uridylyl-(5′→5′)-2′-deoxy-5-fluoro-

α-L-Uridine, 2′-deoxy-5-fluoro-α-L-uridylyl-(3′→5′)-2′-deoxy-5-fluoro-

β-L-Uridine, 2′-deoxy-5-fluoro-α-L-uridylyl-(3′→5′)-2′-deoxy-5-fluoro-

Uridine, P-(2-cyanoethyl)-2′-deoxy-5-fluoro-α-L-uridylyl-(3′→3′)-2′-deoxy-5-fluoro-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)-2′-deoxy-5-fluoro-α-L-uridylyl-(3′→3′)-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-5-fluoro-

Uridine, 2′-deoxy-5-fluoro-β-L-uridylyl-(3′→5′)-2′-deoxy-5-fluoro-