Cytidine, cytidylyl-(3′→5′)-uridylyl-(3′→5′)-cytidylyl-(3′→5′)-guanylyl-(3′→5′)-uridylyl-(3′→5′)-cytidylyl-(3′→5′)-

Guanosine, 2′-deoxy-2′-fluoroguanylyl-(3′→5′)-

Adenosine, 2-bromo-, 5′-(hydrogen 1H-imidazol-1-ylphosphonate)

Inosine 5′-(trihydrogen diphosphate), 1-[(1R,2S,3R,4R)-2,3-dihydroxy-4-(hydroxymethyl)cyclopentyl]-2′,3′-O-(1-methylethylidene)-, intramol. P′,4′′-ester

Uridine 5′-(trihydrogen diphosphate), 5-fluoro-, P′-octadecyl ester

Adenosine 5′-(trihydrogen diphosphate), P′-anhydride with S-[(1R)-1-(2-nitrophenyl)ethyl] dihydrogen phosphorothioate

Thymidine, 3′-[5-[diethyl[2-(triethylammonio)ethyl]ammonio]pentanoate]

Furo[3,4-e]-1,4,2-dioxaphosphorin-7-methanol, 5-(6-amino-9H-purin-9-yl)hexahydro-2-hydroxy-, 2-oxide, (4aR,5R,7R,7aR)-

Ethyl 5-amino-1-[5-O-(ethoxyhydroxyphosphinyl)-β-D-ribofuranosyl]-1H-imidazole-4-carboxylate

5′-Uridylic acid, 2′-deoxy-5-(2-propenyl)-

Adenosine, 2′-O-(tetrahydro-2H-pyran-2-yl)uridylyl-(3′→5′)-2′,3′-O-[(4-methoxyphenyl)methylene]-

3′-Uridylic acid, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-[(2-nitrophenyl)methyl]-, mono(4-chlorophenyl) ester

Adenosine, N-benzoyl-5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-[(2-nitrophenyl)methyl]adenylyl-(3′→5′)-N-benzoyl-2′-O-[(2-nitrophenyl)methyl]-, 3′-(N,N′-diphenyl phosphorodiamidate)

Adenosine, N-(2-methyl-1-oxopropyl)-2′-O-[(2-nitrophenyl)methyl]guanylyl-(3′→5′)-N-benzoyl-2′-O-[(2-nitrophenyl)methyl]adenylyl-(3′→5′)-N-benzoyl-2′-O-[(2-nitrophenyl)methyl]adenylyl-(3′→5′)-N-benzoyl-2′-O-[(2-nitrophenyl)methyl]-, 3′-(N,N′-diphenylphosphorodiamidate)

Adenosine, N-benzoyl-2′-O-[(2-nitrophenyl)methyl]adenylyl-(3′→5′)-N-benzoyl-2′-O-[(2-nitrophenyl)methyl]-, 3′-(N,N′-diphenylphosphorodiamidate)

3′-Adenylic acid, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-N-(2-methyl-1-oxopropyl)-2′-O-[(2-nitrophenyl)methyl]guanylyl-(3′→5′)-N-benzoyl-2′-O-[(2-nitrophenyl)methyl]-, 3′-(2-cyanoethyl) ester

Cytidine, N-benzoyl-5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-[(2-nitrophenyl)methyl]adenylyl-(3′→5′)-2′-O-[(2-nitrophenyl)methyl]uridylyl-(3′→5′)-N-benzoyl-2′-O-[(2-nitrophenyl)methyl]-, 3′-(N,N′-diphenylphosphorodiamidate)

Cytidine, 2′-O-[(2-nitrophenyl)methyl]uridylyl-(3′→5′)-N-benzoyl-2′-O-[(2-nitrophenyl)methyl]-, 3′-(N,N′-diphenylphosphorodiamidate)

3′-Adenylic acid, N-benzoyl-5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-[(2-nitrophenyl)methyl]-, mono(4-chlorophenyl) ester

3′-Adenylic acid, N-benzoyl-2′-O-[(2-nitrophenyl)methyl]-, 4-chlorophenyl 2-cyanoethyl ester