N-Cyclopentyl-5'-S-(2-fluorophenyl)-2'-C-methyl-2',3'-O-(1-methylethylidene)-5'-thioadenosine

2-Chloro-N-cyclopentyl-5'-S-(2-fluorophenyl)-2'-C-methyl-5'-thioadenosine

N-Cyclopentyl-5'-S-(2-fluorophenyl)-2'-C-methyl-5'-thioadenosine

2-Chloro-N-cyclopentyl-5'-S-(2-fluorophenyl)-5'-thioadenosine

N-Bicyclo[2.2.1]hept-2-yl-2-chloro-5'-S-(2-fluorophenyl)-2'-C-methyl-2',3'-O-(1-methylethylidene)-5'-thioadenosine

N-Bicyclo[2.2.1]hept-2-yl-5'-S-(2-fluorophenyl)-2'-C-methyl-2',3'-O-(1-methylethylidene)-5'-thioadenosine

N-Bicyclo[2.2.1]hept-2-yl-5'-S-(2-fluorophenyl)-2'-C-methyl-5'-thioadenosine

2-Chloro-N-cyclopentyl-5'-S-(2-fluorophenyl)-2',3'-O-(1-methylethylidene)-5'-thioadenosine

N-Bicyclo[2.2.1]hept-2-yl-2-chloroadenosine

N-Bicyclo[2.2.1]hept-2-yl-2-chloro-5'-S-(2-fluorophenyl)-2'-C-methyl-5'-thioadenosine

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-O-[3-[[(1,1-dimethylethoxy)carbonyl]amino]propyl]-β-D-ribofuranosyl]-4,6-difluoro-1H-benzimidazole

4,6-Difluoro-1-[2-O-[3-[[(1,1-dimethylethoxy)carbonyl]amino]propyl]-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-ribofuranosyl]-1H-benzimidazole

N-Benzoyl-2',5'-dideoxy-2',2'-difluoro-5'-iodocytidine

5-[(1E)-3-Amino-3-oxo-1-propen-1-yl]-2'-deoxyuridine

5-(6-Chloro-2-benzothiazolyl)-2'-deoxyuridine

2'-[[[[1-(Acetyloxy)-2,2,6,6-tetramethyl-4-piperidinyl]amino]carbonyl]amino]-2'-deoxyuridine

(3'R)-3'-Deoxy-3'-fluoro-3'-methylcytidine

5-(3-Aminopropyl)-3'-O-[bis(4-methoxyphenyl)phenylmethyl]-2'-deoxyuridine

5'-S-[[Bis(1-methylethoxy)phosphinyl]methyl]-5'-thioadenosine

5-[3-[[[3',6'-Bis[[(1,1-dimethylethoxy)carbonyl]oxy]-3-oxospiro[isobenzofuran-1(3H),9'-[9H]xanthen]-6-yl]carbonyl]amino]propyl]-3'-O-[bis(4-methoxyphenyl)phenylmethyl]-2'-deoxyuridine