Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-[6-[(2,2,2-trifluoroacetyl)amino]hexyl]-

Adenosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-N-[(dimethylamino)methylene]-2′-O-[6-[(2,2,2-trifluoroacetyl)amino]hexyl]-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

Adenosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-N-[(dimethylamino)methylene]-2′-O-[6-[(2,2,2-trifluoroacetyl)amino]hexyl]-

Adenosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-[6-[(2,2,2-trifluoroacetyl)amino]hexyl]-

DMTr-2'-O-C16-rC(Ac)-3'-CE-Phosphoramidite

Cytidine, N-acetyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-hexadecyl-

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-hexadecyl-

Adenosine, N-benzoyl-2′-O-hexadecyl-

Guanosine, 2′-O-hexadecyl-N-(2-methyl-1-oxopropyl)-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-5-[(1E)-3-[2-[2-[[[(3β)-cholest-5-en-3-yloxy]carbonyl]amino]ethoxy]ethoxy]-1-propen-1-yl]-2′-O,4′-C-methylene-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-5-[(1E)-3-[2-[2-[[[(3β)-cholest-5-en-3-yloxy]carbonyl]amino]ethoxy]ethoxy]-1-propen-1-yl]-2′-deoxy-2′-fluoro-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-5-[(1E)-3-[2-[2-[[[(3β)-cholest-5-en-3-yloxy]carbonyl]amino]ethoxy]ethoxy]-1-propen-1-yl]-2′-O-methyl-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-5-[(1E)-3-[[[(3β)-cholest-5-en-3-yloxy]carbonyl]amino]-1-propen-1-yl]-2′-O,4′-C-methylene-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-5-[(1E)-3-[[[(3β)-cholest-5-en-3-yloxy]carbonyl]amino]-1-propen-1-yl]-2′-deoxy-2′-fluoro-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-5-[(1E)-3-[[[(3β)-cholest-5-en-3-yloxy]carbonyl]amino]-1-propen-1-yl]-2′-O-methyl-

Cytidine, N-benzoyl-5′-O-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-5-iodo-2′-O,4′-C-methylene-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

Cytidine, 5′-O-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-5-iodo-2′-O,4′-C-methylene-

Cytidine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-2′-fluoro-5-iodo-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

Cytidine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-2′-fluoro-5-iodo-

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-2′-fluoro-5-iodo-