6-Chloro-N-[(1S)-2,3-dihydro-1H-inden-1-yl]-N-methyl-1-[5-O-(2-phosphonoacetyl)-β-D-ribofuranosyl]-1H-pyrazolo[3,4-d]pyrimidin-4-amine

6-Chloro-N-methyl-N-(phenylmethyl)-1-[5-O-(phosphonomethyl)-β-D-ribofuranosyl]-1H-pyrazolo[3,4-d]pyrimidin-4-amine

6-Chloro-N-methyl-N-(phenylmethyl)-1-[5-O-(2-phosphonoethyl)-β-D-ribofuranosyl]-1H-pyrazolo[3,4-d]pyrimidin-4-amine

6-Chloro-1-(5,6-dideoxy-6-phosphono-β-D-ribo-hexofuranosyl)-N-[(1S)-2,3-dihydro-1H-inden-1-yl]-N-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine

1H-Pyrazolo[3,4-d]pyrimidin-4-amine, 6-chloro-N-[(2-chlorophenyl)methyl]-1-[5-deoxy-5-[[(phosphonomethyl)sulfonyl]amino]-β-D-ribofuranosyl]-

6-Chloro-N-[(2-chlorophenyl)methyl]-1-[5-O-(2-phosphonoacetyl)-β-D-ribofuranosyl]-1H-pyrazolo[3,4-d]pyrimidin-4-amine

Thymidine, 3-[(4-cyanophenyl)methyl]-, 3′,5′-dioctanoate

3′-Azido-3-[(4-cyanophenyl)methyl]-3′-deoxythymidine

3-[(4-Cyanophenyl)methyl]thymidine

3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-8-chloro-1H-pyrimido[5,4-b][1,4]benzoxazin-2(3H)-one

3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-8-chloro-1H-pyrimido[5,4-b][1,4]benzoxazin-2(3H)-one

3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-8-methoxy-1H-pyrimido[5,4-b][1,4]benzothiazin-2(3H)-one

3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-8-methoxy-1H-pyrimido[5,4-b][1,4]benzothiazin-2(3H)-one

3-(2-Deoxy-β-D-erythro-pentofuranosyl)-2,3-dihydro-2-oxo-1H-pyrimido[5,4-b][1,4]benzoxazine-8-carbonitrile

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

Adenosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-N-[[(2-chlorophenyl)methoxy]carbonyl]-2′-O-[[(2-nitrophenyl)methoxy]methyl]-, 3′-(hydrogen butanedioate)

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-[[(2-nitrophenyl)methoxy]methyl]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]