Cytidylyl-(3′→5′)-guanylyl-(3′→5′)-cytidylyl-(3′→5′)-cytidine

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-de(phosphinicooxy)thymidylylmethylene(methylphosphinylidene)methylene-(3′→5′)-5′-deoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Thymidine, 3′-de(phosphinicooxy)thymidylylmethylene(methylphosphinylidene)methylene-(3′→5′)-5′-deoxy-

Thymidine, 3′-de(phosphinicooxy)-5′-O-[(1,1-dimethylethyl)diphenylsilyl]thymidylylmethylene(methylphosphinylidene)methylene-(3′→5′)-5′-deoxy-, 3′-benzoate

Thymidine, 3′-de(phosphinicooxy)-5′-O-[(1,1-dimethylethyl)diphenylsilyl]thymidylyl(hydroxymethylene)(methylphosphinylidene)methylene-(3′→5′)-5′-deoxy-, 3′-benzoate

β-D-threo-Thymidine, 3′-de(phosphinicooxy)-5′-O-[(1,1-dimethylethyl)diphenylsilyl]thymidylyl(hydroxymethylene)(phenylphosphinylidene)methylene-(3′→5′)-5′-deoxy-

Cytidine, N-acetyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-methyl-, 3′-[P-methyl-N,N-bis(1-methylethyl)phosphonamidite]

Cytidine, N-benzoyl-5′-chloro-2′,5′-dideoxy-, 3′-benzoate

Adenosine, 3′-deoxy-3′-fluoro-7,8-dihydro-8-oxo-

Adenosine, 3′-deoxy-3′-fluoro-7,8-dihydro-8-thioxo-

Adenosine, 8-bromo-3′-deoxy-3′-fluoro-

Adenosine, 8-bromo-3′-deoxy-3′-fluoro-2′,5′-bis-O-(tetrahydro-2H-pyran-2-yl)-

9-[2,5-Bis-O-(tetrahydro-2H-pyran-2-yl)-β-D-xylofuranosyl]-8-bromo-9H-purin-6-amine

9-[3-O-Acetyl-2,5-bis-O-(tetrahydro-2H-pyran-2-yl)-β-D-xylofuranosyl]-8-bromo-9H-purin-6-amine

Adenosine, 8-bromo-2′,5′-bis-O-(tetrahydro-2H-pyran-2-yl)-, 3′-(trifluoromethanesulfonate)

Adenosine, 8-bromo-2′,5′-bis-O-(tetrahydro-2H-pyran-2-yl)-

Adenosine, 8-bromo-2′,5′-bis-O-(tetrahydro-2H-pyran-2-yl)-, 3′-benzoate

Adenosine, 8-bromo-, 3′-benzoate

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-[[(Z)-(2-ethoxy-1-methyl-2-oxoethylidene)amino]methyhl]-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-2′-O-[[[(2-ethoxy-1-methyl-2-oxoethylidene)amino]oxy]methyl]uridine