Adenosine, N-[[3-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-5-[[(1,1-dimethylethyl)diphenylsilyl]oxy]phenyl]methyl]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

N-[[3-[[Bis(4-methoxyphenyl)phenylmethoxy]methyl]-5-[[(1,1-dimethylethyl)diphenylsilyl]oxy]phenyl]methyl]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxyadenosine

Inosine, 6-O-[[3-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-5-fluorophenyl]methyl]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

6-O-[[3-[[Bis(4-methoxyphenyl)phenylmethoxy]methyl]-5-fluorophenyl]methyl]-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2'-deoxyinosine

Inosine, 6-O-[[3,4-bis[[bis(4-methoxyphenyl)phenylmethoxy]methyl]phenyl]methyl]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

6-O-[[3,4-Bis[[bis(4-methoxyphenyl)phenylmethoxy]methyl]phenyl]methyl]-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2'-deoxyinosine

6-O-[[3,4-Bis[[bis(4-methoxyphenyl)phenylmethoxy]methyl]phenyl]methyl]-2'-deoxyinosine

6-O-[[3,4-Bis[[bis(4-methoxyphenyl)phenylmethoxy]methyl]phenyl]methyl]-2′-deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]inosine

6-O-[[3,4-Bis(hydroxymethyl)phenyl]methyl]-2′-deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]inosine

2′-Deoxy-6-O-[(1,5-dihydro-3,3-dimethyl-2,4-benzodioxepin-7-yl)methyl]-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]inosine

3-[9-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-9H-purin-6-yl]benzeneacetonitrile

9-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-6-[3-(methylsulfonyl)phenyl]-9H-purine

Methyl 3-[9-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-9H-purin-6-yl]benzoate

Methyl 3-[9-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-9H-purin-6-yl]benzoate

6-S-[3-[[Bis(4-methoxyphenyl)phenylmethoxy]methyl]phenyl]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-6-thioinosine

5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-6-S-[3-(hydroxymethyl)phenyl]-6-thioinosine

Inosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-6-S-[3-(2,2-dimethyl-1-oxopropoxy)phenyl]-6-thio-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-6-S-[3-(2,2-dimethyl-1-oxopropoxy)phenyl]-6-thioinosine

5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-6-S-(3-hydroxyphenyl)-6-thioinosine