9-(2,5-Di-O-methyl-β-D-xylofuranosyl)-9H-purin-6-amine

9-β-D-Arabinofuranosyl-N-methyl-N-1-naphthalenyl-9H-purin-6-amine

5′-Adenylic acid, 2′-bromo-2′-deoxy-

Cytidine 5′-(tetrahydrogen triphosphate), 2′-chloro-2′-deoxy-

Adenosine, 5′→P-ester with thiotriphosphoric acid [[(HO)(HS)P(O)]2P(O)(OH)]

Xanthosine, 2-thio-

β-D-Ribofuranose, 3-(trihydrogen diphosphate), 3→5′-ester with 3-(aminocarbonyl)-1-(β-D-ribofuranosyl)-3H-imidazo[4,5-b]pyridinium, inner salt

Adenosine 5′-(trihydrogen diphosphate), N-[2-[(3-aminopropyl)amino]-2-oxoethyl]-, 2′-(hydrogen phosphate), P′→5′-ester with 3-(aminocarbonyl)-1-β-D-ribofuranosylpyridinium, inner salt

7,7-Dibromo-4-methyl-2-β-D-ribofuranosyl-2,4-diazabicyclo[4.1.0]heptane-3,5-dione

Adenosine, uridylyl-(3′→5′)-uridylyl-(3′→5′)-cytidylyl-(3′→5′)-cytidylyl-(3′→5′)-cytidylyl-(3′→5′)-

Adenosine, uridylyl-(3′→5′)-uridylyl-(3′→5′)-uridylyl-(3′→5′)-cytidylyl-(3′→5′)-cytidylyl-(3′→5′)-

Adenosine, cytidylyl-(3′→5′)-cytidylyl-(3′→5′)-cytidylyl-(3′→5′)-cytidylyl-(3′→5′)-cytidylyl-(3′→5′)-

Adenosine, adenylyl-(3′→5′)-adenylyl-(3′→5′)-adenylyl-(3′→5′)-cytidylyl-(3′→5′)-cytidylyl-(3′→5′)-

5′-Adenylic acid, 2′-deoxy-, monoanhydride with imidodiphosphoric acid

1-(6-Amino-9H-purin-9-yl)-1,2-dideoxy-2-methyl-β-D-arabinofuranuronic acid

9-[6-[Bis(phenylmethoxy)phosphinyl]-5,6-dideoxy-β-D-ribo-hexofuranosyl]-9H-purin-6-amine

N-[9-[6-[Bis(phenylmethoxy)phosphinyl]-5,6-dideoxy-β-D-ribo-hexofuranosyl]-9H-purin-6-yl]benzamide

N-[9-[2,3-Di-O-benzoyl-5,6-dideoxy-6-(diphenoxyphosphinyl)-β-D-ribo-hexofuranosyl]-9H-purin-6-yl]benzamide

N-[9-[2,3-Di-O-benzoyl-5,6-dideoxy-6-(diphenoxyphosphinyl)-β-D-ribo-hex-5-enofuranosyl]-9H-purin-6-yl]benzamide

Guanosine, 8-bromo-, cyclic 3′,5′-[[7-(diethylamino)-2-oxo-2H-1-benzopyran-4-yl]methyl (R)-phosphate]