Guanosine, 2′-O,4′-C-methylenecytidylyl-(3′→5′)-2′-O-methyluridylyl-(3′→5′)-2′-O,4′-C-methylenecytidylyl-(3′→5′)-2′-O-methylcytidylyl-(3′→5′)-2′-O,4′-C-methylenecytidylyl-(3′→5′)-2′-O-methyladenylyl-(3′→5′)-2′-O,4′-C-methyleneguanylyl-(3′→5′)-2′-O-methyl-

Guanosine, 2′-O,4′-C-methylenecytidylyl-(3′→5′)-2′-O-methyluridylyl-(3′→5′)-2′-O,4′-C-methylenecytidylyl-(3′→5′)-2′-O-methylcytidylyl-(3′→5′)-2′-O,4′-C-methylenecytidylyl-(3′→5′)-2′-O-methyladenylyl-(3′→5′)-2′-O-methylguanylyl-(3′→5′)-2′-O-methyl-

Adenosine, 2′-O-methyl-P-thiocytidylyl-(3′→5′)-2′-O-methyluridylyl-(3′→5′)-2′-O-methyl-

Thymidine, 5′-deoxy-5′-[[35-(4-methoxyphenyl)-1,2,18,19-tetraoxo-35,35-diphenyl-7,10,13,24,27,30-hexaoxa-3,17,20,34-tetraazapentatriacont-1-yl]amino]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Thymidine, 5′-deoxy-5′-[[35-(4-methoxyphenyl)-1,2,18,19-tetraoxo-35,35-diphenyl-7,10,13,24,27,30-hexaoxa-3,17,20,34-tetraazapentatriacont-1-yl]amino]-

Thymidine, 5′-[(33-amino-1,2,18,19-tetraoxo-7,10,13,24,27,30-hexaoxa-3,17,20-triazatritriacont-1-yl)amino]-5′-deoxy-

Thymidine, 5′-deoxy-5′-[[18-(4-methoxyphenyl)-1,2-dioxo-18,18-diphenyl-7,10,13-trioxa-3,17-diazaoctadec-1-yl]amino]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Thymidine, 5′-deoxy-5′-[[18-(4-methoxyphenyl)-1,2-dioxo-18,18-diphenyl-7,10,13-trioxa-3,17-diazaoctadec-1-yl]amino]-

Thymidine, 5′-deoxy-5′-[(1,2,18,19-tetraoxo-7,10,13,20-tetraoxa-3,17-diazaheneicos-1-yl)amino]-

Thymidine, 5′-[(16-amino-1,2-dioxo-7,10,13-trioxa-3-azahexadec-1-yl)amino]-5′-deoxy-

Thymidine, 5′-[[27,27-bis(4-methoxyphenyl)-1,2,18,19-tetraoxo-27-phenyl-7,10,13,23,26-pentaoxa-3,17,20-triazaheptacos-1-yl]amino]-5′-deoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Thymidine, 5′-[[27,27-bis(4-methoxyphenyl)-1,2,18,19-tetraoxo-27-phenyl-7,10,13,23,26-pentaoxa-3,17,20-triazaheptacos-1-yl]amino]-5′-deoxy-

Thymidine, 5′-deoxy-5′-[(25-hydroxy-1,2,18,19-tetraoxo-7,10,13,23-tetraoxa-3,17,20-triazapentacos-1-yl)amino]-

Adenosine, 5′-S-methyl-2′,3′-O-(1-methylethylidene)-5′-thio-

1-[(2R,3R,3aS,5R,6R,7S,7aS)-3-(Acetyloxy)-7-(benzoyloxy)octahydro-5,6-dihydroxy-3a-(phenylmethoxy)-7a-[(phenylmethoxy)methyl]-2-benzofuranyl]dihydro-5,6-dihydroxy-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(2R,3R,3aS,7S,7aS)-7-(Benzoyloxy)-2,3,3a,4,7,7a-hexahydro-3,3a-dihydroxy-7a-(hydroxymethyl)-2-benzofuranyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

5-Methyl-1-[(2R,3R,3aS,5R,6R,7S,7aS)-octahydro-3,5,6,7-tetrahydroxy-3a-(phenylmethoxy)-7a-[(phenylmethoxy)methyl]-2-benzofuranyl]-2,4(1H,3H)-pyrimidinedione

1-[(2R,3R,3aS,7S,7aS)-7-(Benzoyloxy)-2,3,3a,4,7,7a-hexahydro-3-hydroxy-3a-(phenylmethoxy)-7a-[(phenylmethoxy)methyl]-2-benzofuranyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

Cytidine, 2′,5′-di-O-benzoyluridylyl-(3′→5′)-N-benzoyl-, 2′-benzoate 3′-(hydrogen phenylphosphoramidate)

Adenosine, 2′,5′-di-O-benzoyluridylyl-(3′→5′)-N-benzoyl-2′-O-benzoylcytidylyl-(3′→5′)-N-benzoyl-2′-O-benzoylcytidylyl-(3′→5′)-N,N-dibenzoyl-, 2′,3′-dibenzoate