1H-Purine-1-propanoic acid, 6,9-dihydro-9-[5-O-[hydroxy(phosphonooxy)phosphinyl]-2-O-phosphono-β-D-ribofuranosyl]-6-imino-, P′→5′-ester with 3-(aminocarbonyl)-1-β-D-ribofuranosylpyridinium, inner salt

2-Chloro-9-[2,3-dideoxy-5-O-[(1,1-dimethylethyl)dimethylsilyl]-3-iodo-β-D-threo-pentofuranosyl]-6-(2,5-dimethyl-1H-pyrrol-1-yl)-9H-purine

2-Chloro-6-(4,5-diphenyl-1H-imidazol-1-yl)-9-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-9H-purine

2-Chloro-6-(2-pentyl-1H-imidazol-1-yl)-9-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-9H-purine

6-(2-Butyl-1H-imidazol-1-yl)-2-chloro-9-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-9H-purine

2-Chloro-6-(2-propyl-1H-imidazol-1-yl)-9-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-9H-purine

6-(1H-Imidazol-1-yl)-9-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-9H-purin-2-amine

2-Chloro-6-(1H-imidazol-1-yl)-9-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-9H-purine

Adenosine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-[2,3-di-O-benzoyl-5-O-(1,4-dioxopentyl)-β-D-ribofuranosyl]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Adenosine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-[2,3-di-O-benzoyl-5-O-(1,4-dioxopentyl)-β-D-ribofuranosyl]-

N-Benzoyl-2′-O-[2,3-di-O-benzoyl-5-O-(1,4-dioxopentyl)-β-D-ribofuranosyl]adenosine

N-Benzoyl-2′-O-[2,3-di-O-benzoyl-5-O-(1,4-dioxopentyl)-β-D-ribofuranosyl]-3′,5′-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]adenosine

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-[2,3-di-O-benzoyl-5-O-[bis[2-(4-nitrophenyl)ethoxy]phosphinyl]-β-D-ribofuranosyl]-N-(2-methyl-1-oxopropyl)-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-[2,3-di-O-benzoyl-5-O-[bis[2-(4-nitrophenyl)ethoxy]phosphinyl]-β-D-ribofuranosyl]-N-(2-methyl-1-oxopropyl)-

Adenosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-[(dimethylamino)methylene]-8-[3-[6-(dimethylamino)-2-naphthalenyl]-3-oxopropyl]-

2′-Deoxy-N-[(dimethylamino)methylene]-8-[3-[6-(dimethylamino)-2-naphthalenyl]-3-oxopropyl]adenosine

Adenosine, 2′-deoxy-N-[(dimethylamino)methylene]-8-[3-[6-(dimethylamino)-2-naphthalenyl]-3-oxopropyl]-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

2′-Deoxy-N-[(dimethylamino)methylene]-8-[3-[6-(dimethylamino)-2-naphthalenyl]-3-hydroxypropyl]-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]adenosine

Adenosine, 2′-deoxy-8-[3-[6-(dimethylamino)-2-naphthalenyl]-3-hydroxypropyl]-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

2′-Deoxy-8-[3-[6-(dimethylamino)-2-naphthalenyl]-3-hydroxy-1-propyn-1-yl]-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]adenosine