Pyridinium, 3-(aminocarbonyl)-1-[5-O-[hydroxy(phosphonooxy)phosphinyl]-β-D-ribofuranosyl]-, inner salt, P′→5′-ester with 3-(2-O-phosphono-β-D-ribofuranosyl)-3H-imidazo[2,1-i]purine

9H-Purine-6,8-diamine, 9-(3,5-O-phosphinico-β-D-arabinofuranosyl)-

8H-Purin-8-one, 6-amino-7,9-dihydro-9-(3,5-O-phosphinico-β-D-arabinofuranosyl)-

Adenosine 5′-(trihydrogen diphosphate), P′-(2-oxoethyl) ester, 2′-(dihydrogen phosphate)

Uridine, 3′,5′-dibromo-3′,5′-dideoxy-5-methyl-

Uridine, 3′,5′-dideoxy-5-methyl-

Uridine, 3′,5′-dideoxy-5′-fluoro-5-methyl-

Uridine, 3′-chloro-3′,5′-dideoxy-5′-fluoro-5-methyl-

Uridine, 3′,5′-dideoxy-3′-fluoro-5-methyl-

Cytidine, 2′,3′-O-(1-methylethylidene)-2-thio-

1,4-Dihydro-4-imino-1-β-D-ribofuranosyl-2-pyrimidinamine

4-Pyrimidinamine, 1,2-dihydro-2-imino-1-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-

Adenosine, 5-cyanouridylyl-(3′→5′)-

Adenosine, 6-cyanouridylyl-(3′→5′)-

Uridine, 6-(aminocarbonyl)-, cyclic 2′,3′-(hydrogen phosphate)

Uridine, 6-cyano-, cyclic 2′,3′-(hydrogen phosphate)

3′-Uridylic acid, 6-cyano-

2′-Uridylic acid, 6-cyano-

3′-Uridylic acid, 5-bromo-

2′-Uridylic acid, 5-bromo-