1-[3,6-Anhydro-5-deoxy-4-C-[[(methylsulfonyl)oxy]methyl]-β-D-xylo-hexofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[(2R,3R,4R,5R)-3-Hydroxy-4-(phenylmethoxy)-1-oxa-7-thiaspiro[4.4]non-2-yl]-2,4(1H,3H)-pyrimidinedione

2,4(1H,3H)-Pyrimidinedione, 1-[2-C-(hydroxymethyl)-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-arabinofuranosyl]-

2,4(1H,3H)-Pyrimidinedione, 1-[2-C-[(acetyloxy)methyl]-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-arabinofuranosyl]-5-bromo-

2,4(1H,3H)-Pyrimidinedione, 1-[2-C-[(acetyloxy)methyl]-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-arabinofuranosyl]-

2,4(1H,3H)-Pyrimidinedione, 1-[2,21-anhydro-2-C-(hydroxymethyl)-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-arabinofuranosyl]-

6-Amino-9-(2-deoxy-4-C-ethynyl-2-fluoro-β-D-arabinofuranosyl)-3,9-dihydro-2H-purin-2-one

9-(2-Deoxy-4-C-ethynyl-2-fluoro-β-D-arabinofuranosyl)-9H-purine-2,6-diamine

1-(5-O-Acetyl-2,3-dideoxy-3-fluoro-α-D-erythro-pentofuranosyl)-1H-benzimidazole

2'-O,4'-C-Methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneadenylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneadenylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneadenosine

3-Ethynyl-1-β-D-ribofuranosyl-1H-1,2,4-triazole

3-Ethynyl-1-[2,3,5-tris-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribofuranosyl]-1H-1,2,4-triazole

1-(2,3-Dideoxy-3-fluoro-α-D-erythro-pentofuranosyl)-1H-benzimidazole

1-(2,3-Dideoxy-3-fluoro-β-D-erythro-pentofuranosyl)-1H-benzimidazole

1-(5-O-Acetyl-2,3-dideoxy-3-fluoro-β-D-erythro-pentofuranosyl)-1H-benzimidazole

1-[5-O-(1,3,5,5-Tetrahydroxy-1,3,5-trioxido-2-oxa-1,3,5-triphosphapent-1-yl)-β-D-arabinofuranosyl]-2,4(1H,3H)-pyrimidinedione

3'-Azido-2',3'-dideoxy-5-(2-iodoethynyl)-5'-O-[(4-methoxyphenyl)diphenylmethyl]uridine

9-(2-Deoxy-4-C-ethynyl-2-fluoro-β-D-arabinofuranosyl)-6-fluoro-1,9-dihydro-2H-purin-2-one

9-(2-Deoxy-4-C-ethynyl-2-fluoro-β-D-arabinofuranosyl)-6-fluoro-9H-purine

1-(2-Deoxy-2-fluoro-4-C-methyl-β-D-arabinofuranosyl)-5-fluoro-2,4(1H,3H)-pyrimidinedione