1-[(2R,5S)-1-Acetyl-5-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-2-pyrrolidinyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

Ethyl(2S,3R,5S)-2-(5-fluoro-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-3-hydroxy-5-(hydroxymethyl)-1-pyrrolidinecarboxylate

1-[(2R,4S,5R)-1-Acetyl-4-(phenylmethoxy)-5-[(phenylmethoxy)methyl]-2-pyrrolidinyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(2S,4S,5R)-1-Acetyl-4-(phenylmethoxy)-5-[(phenylmethoxy)methyl]-2-pyrrolidinyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1,1-Dimethylethyl(2R,3R,5S)-2-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)-3-hydroxy-5-(hydroxymethyl)-1-pyrrolidinecarboxylate

1-(1,1-Dimethylethyl)2-methyl(2S,4R,5R)-4-(acetyloxy)-5-(4-amino-2-oxo-1(2H)-pyrimidinyl)-1,2-pyrrolidinedicarboxylate

2-Chloro-4'-thioadenosine

1-[2-Chloro-6-(methylamino)-9H-purin-9-yl]-1-deoxy-N-methyl-4-thio-β-D-ribofuranuronamide

1-[2-Chloro-6-[[(3-iodophenyl)methyl]amino]-9H-purin-9-yl]-1-deoxy-N-methyl-4-thio-β-Dribofuranuronamide

1-(1,1-Dimethylethyl)2-methyl(2S,4R,5R)-4-(acetyloxy)-5-(5-fluoro-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-1,2-pyrrolidinedicarboxylate

1-(6-Amino-2-chloro-9H-purin-9-yl)-1-deoxy-N-methyl-4-thio-β-D-ribofuranuronamide

1-Deoxy-1-[6-[[(3-iodophenyl)methyl]amino]-9H-purin-9-yl]-N-methyl-4-thio-β-D-ribofuranuronamide

4'-Thiothymidine5'-(tetrahydrogentriphosphate)

Guanosine, 2′-deoxy-4′-thio-

9-[5-O-Benzoyl-2,3-O-(1-methylethylidene)-4-thio-β-D-ribofuranosyl]-2,6-dichloro-9H-purine

2'-Deoxy-4'-thiocytidine5'-(tetrahydrogentriphosphate)

4-Amino-1-(2-deoxy-2-fluoro-4-thio-α-Darabinofuranosyl)-2(1H)-pyrimidinone

5-Iodo-1-(4-thio-β-D-arabinofuranosyl)-2,4(1H,3H)-pyrimidinedione

4-Amino-1-[(2S,5R)-tetrahydro-5-(hydroxymethyl)-2-thienyl]-2(1H)-pyrimidinone

Cytidine,N-benzoyl-4'-thio-