Adenosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-methyl-N-(2-phenoxyacetyl)-8-[[2-(trimethylsilyl)ethyl]thio]-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-2′-O-methyl-N-(2-phenoxyacetyl)-8-[[2-(trimethylsilyl)ethyl]thio]adenosine

2′-O-Methyl-N-(2-phenoxyacetyl)-8-[[2-(trimethylsilyl)ethyl]thio]adenosine

C,C′-Bis(2-cyanoethyl) N,N′-[[[2-[[1-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-1,2-dihydro-5-methyl-2-oxo-4-pyrimidinyl]thio]ethyl]imino]methylene]bis[carbamate]

C,C′-Bis(2-cyanoethyl) N,N′-[[[2-[[1-(2-deoxy-β-D-erythro-pentofuranosyl)-1,2-dihydro-5-methyl-2-oxo-4-pyrimidinyl]thio]ethyl]imino]methylene]bis[carbamate]

C,C′-Bis(2-cyanoethyl) N,N′-[[[2-[[1-[2-deoxy-3,5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-erythro-pentofuranosyl]-1,2-dihydro-5-methyl-2-oxo-4-pyrimidinyl]thio]ethyl]imino]methylene]bis[carbamate]

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

Cytidine, N-(2-aminoethyl)-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-methyl-5-methyl-2-thio-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-O-methyl-β-D-ribofuranosyl]-5-methyl-4-(1H-1,2,4-triazol-1-yl)-2(1H)-pyrimidinethione

C,C′-Bis(2-cyanoethyl) N,N′-[[[2-[[1-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-1,2-dihydro-5-methyl-2-oxo-4-pyrimidinyl]thio]ethyl]imino]methylene]bis[carbamate]

C,C′-Bis(2-cyanoethyl) N,N′-[[[2-[[1-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-1,2-dihydro-5-methyl-2-oxo-4-pyrimidinyl]amino]ethyl]imino]methylene]bis[carbamate]

C,C′-Bis(2-cyanoethyl) N,N′-[[[2-[[1-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-O-methyl-β-D-ribofuranosyl]-1,2-dihydro-5-methyl-2-thioxo-4-pyrimidinyl]amino]ethyl]imino]methylene]bis[carbamate]

1,2-Dideoxy-1-[[9-(2-deoxy-β-D-erythro-pentofuranosyl)-9H-purin-6-yl]amino]-3,5-di-O-methyl-D-erythro-pentitol

2′-Deoxy-N-(2-deoxy-3,5-di-O-methyl-D-erythro-pentofuranosyl)adenosine

2′-Deoxy-N-(2-deoxy-D-erythro-pentopyranosyl)adenosine

2′-Deoxy-N-(2-deoxy-D-erythro-pentofuranosyl)adenosine

1,2-Dideoxy-1-[[9-(2-deoxy-β-D-erythro-pentofuranosyl)-9H-purin-6-yl]imino]-D-erythro-pentitol