3′-Cytidylic acid, N-benzoyl-5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-methyl-, 2-cyanoethyl 2,2,2-trichloroethyl ester

(2R,3S,4R,5R)-2,3,4,5-Tetrahydro-3,4-dihydroxy-12-methyl-2,5-epoxy-1H,9H-[1,3]diazocino[1,2,3-cd]imidazo[1,2-a]purin-9-one

5′-Uridylic acid, 2′-deoxy-5-fluoro-, 3′-acetate

Carbamic acid, (2-hydroxyethyl)-, benzyl ester, 5′-adenylate

Carbamic acid, (2-hydroxy-1-methylethyl)-, benzyl ester, 5′-adenylate, DL-

Carbamic acid, [1-(hydroxymethyl)-3-(methylthio)propyl]-, tert-butyl ester, 5′-adenylate, DL-

5′-Adenylic acid, mono(2-aminoethyl) ester

6,9-Epoxy-2H,6H-pyrimido[2,1-b][1,3]oxazocin-2-one, 1,7,8,9,10,11a-hexahydro-7,8-dihydroxy-, diacetate (ester), stereoisomer

Uracil, 1-(5-deoxy-5-iodo-β-D-arabinofuranosyl)-, 2′,3′-diacetate

4(1H)-Pyrimidinone, 2-amino-1-(3-S-ethyl-3-thio-β-D-arabinofuranosyl)-

1-(3-Chloro-3-deoxy-β-D-arabinofuranosyl)-2,4(1H,3H)-pyrimidinedione

1-(2,3-Anhydro-β-D-lyxofuranosyl)-2-(methylamino)-4(1H)-pyrimidinone

2-Amino-1-(2,3-anhydro-β-D-lyxofuranosyl)-4(1H)-pyrimidinone

Cytidine, 2′-deoxy-5′-O-phosphonoguanylyl-(3′→5′)-2′-deoxyinosinylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxy-

1-(2,3-Anhydro-β-D-arabinofuranosyl)-2-methoxy-4(1H)-pyrimidinone

2,4(1H,3H)-Pyrimidinedione, 1-(3-S-ethyl-3-thio-β-D-arabinofuranosyl)-

Adenosine, 2-azido-, cyclic 3′,5′-(hydrogen phosphate)

Adenosine, N-(phenylmethyl)-, 5′-(S-methyl hydrogen phosphorothioate)

4H-Pyrrolo[2,3-d]pyrimidin-4-one, 1,7-dihydro-2-(methylsulfonyl)-7-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-

Acetamide, N-[4,7-dihydro-4-oxo-3-(2,3,5-tri-O-acetyl-1-β-D-ribofuranosyl)-3H-pyrrolo[2,3-d]pyrimidin-2-yl]-