Guanosine, 2′-O-methylguanylyl-(3′→5′)-2′-O-methylguanylyl-(3′→5′)-2′-O-methylguanylyl-(3′→5′)-2′-O-methylguanylyl-(3′→5′)-2′-O-methylguanylyl-(3′→5′)-2′-O-methylguanylyl-(3′→5′)-2′-O-methylguanylyl-(3′→5′)-2′-O-methyl-

Guanosine, 2′-O-methylguanylyl-(3′→5′)-2′-O-methylguanylyl-(3′→5′)-2′-O-methylguanylyl-(3′→5′)-2′-O-methylguanylyl-(3′→5′)-2′-O-methylguanylyl-(3′→5′)-2′-O-methyl-

Cytidine, 2′-O-methylcytidylyl-(3′→5′)-2′-O-methylcytidylyl-(3′→5′)-2′-O-methylcytidylyl-(3′→5′)-2′-O-methylcytidylyl-(3′→5′)-2′-O-methylcytidylyl-(3′→5′)-2′-O-methyl-

Guanosine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-3′-O-methyl-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-6-O-[2-(4-nitrophenyl)ethyl]-, 2′-(hydrogen butanedioate)

Adenosine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-3′-O-methyl-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-, 2′-(hydrogen butanedioate)

Cytidine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-3′-O-methyl-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-, 2′-(hydrogen butanedioate)

Uridine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-3′-O-methyl-, 2′-(hydrogen butanedioate)

Guanosine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-methyl-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-6-O-[2-(4-nitrophenyl)ethyl]-, 3′-(hydrogen butanedioate)

Adenosine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-methyl-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-, 3′-(hydrogen butanedioate)

Cytidine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-methyl-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-, 3′-(hydrogen butanedioate)

Uridine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-methyl-, 3′-(hydrogen butanedioate)

Guanosine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-3′-O-methyl-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-6-O-[2-(4-nitrophenyl)ethyl]-, 2′-[2-(4-nitrophenyl)ethyl diethylphosphoramidite]

Adenosine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-3′-O-methyl-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-, 2′-[2-(4-nitrophenyl)ethyl diethylphosphoramidite]

Cytidine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-3′-O-methyl-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-, 2′-[2-(4-nitrophenyl)ethyl diethylphosphoramidite]

Uridine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-3′-O-methyl-, 2′-[2-(4-nitrophenyl)ethyl diethylphosphoramidite]

Guanosine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-methyl-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-6-O-[2-(4-nitrophenyl)ethyl]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Guanosine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-methyl-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-6-O-[2-(4-nitrophenyl)ethyl]-, 3′-[2-(4-nitrophenyl)ethyl methyl(1-methylethyl)phosphoramidite]

Guanosine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-methyl-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-6-O-[2-(4-nitrophenyl)ethyl]-, 3′-[2-(4-nitrophenyl)ethyl ethyl(1-methylethyl)phosphoramidite]

Guanosine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-methyl-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-6-O-[2-(4-nitrophenyl)ethyl]-, 3′-[2-(4-nitrophenyl)ethyl bis(1-methylethyl)phosphoramidite]

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-methyl-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-6-O-[2-(4-nitrophenyl)ethyl]-, 3′-[2-(4-nitrophenyl)ethyl diethylphosphoramidite]