Guanosine, 2′-O-[2-[(dimethylamino)oxy]ethyl]-5′-O-[(1,1-dimethylethyl)diphenylsilyl]-N-(2-methyl-1-oxopropyl)-

5′-O-[(1,1-Dimethylethyl)diphenylsilyl]-2′-O-[2-[(methyleneamino)oxy]ethyl]-N-(2-methyl-1-oxopropyl)guanosine

Guanosine, 2′-O-[2-[(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)oxy]ethyl]-5′-O-[(1,1-dimethylethyl)diphenylsilyl]-N-(2-methyl-1-oxopropyl)-

Guanosine, 5′-O-[(1,1-dimethylethyl)diphenylsilyl]-2′-O-(2-hydroxyethyl)-N-(2-methyl-1-oxopropyl)-

Guanosine, 5′-O-[(1,1-dimethylethyl)diphenylsilyl]-2′-O-(2-hydroxyethyl)-

Guanosine, 2′-O-(2-methoxy-2-oxoethyl)-

Adenosine, N-benzoyl-5′-O-[(1,1-dimethylethyl)diphenylsilyl]-2′-O-[2-[(methylamino)oxy]ethyl]-

Adenosine, 5′-O-[(1,1-dimethylethyl)diphenylsilyl]-2′-O-(2-hydroxyethyl)-

2,4a:4,10:7,9a-Trimethanoazuleno[2,1-b]furo[3,2-e]pyridine-5,6,12,13-tetrol, tetradecahydro-3a,11-dimethyl-8-methylene-, 5,12-dibenzoate, (2R,3aR,4S,4aS,4bS,5S,6R,7S,9aS,10R,10aR,11aR,12R,13R)-

Cytidine, 2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxy-

Thymidine, 2′-deoxy-5′-O-phosphonocytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-3′-deoxy-

3′-Guanylic acid, N-(7,8,9,10-tetrahydro-7,8,9-trihydroxybenzo[a]pyren-10-yl)-, 5′-(dihydrogen phosphate)

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

Cytidine, 2′-deoxy-5′-O-phosphonoinosinylyl-(3′→5′)-2′-deoxy-

3′-Uridylic acid, 2′-O-methyluridylyl-(3′→5′)-

Uracil, 1-(2-deoxy-α-D-erythro-pentofuranosyl)-, 3′,5′-bis(3,5-dinitrobenzoate)

Thymidine, 4-O-methyl-, 3′,5′-bis(4-methylbenzoate)

2(1H)-Pyrimidinone, 1-(2-deoxy-α-D-erythro-pentofuranosyl)-5-fluoro-4-methoxy-, di-p-toluate (ester)

3′-Guanylic acid, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-chlorophenyl)-2′-deoxycytidylyl-(3′→5′)-2′-deoxy-, 2-chlorophenyl 2-cyanoethyl ester

Carbamic acid, [2-[[(1,1-dimethylethyl)dimethylsilyl]amino]-5,6-dihydro-5-imino-6-oxo-4-pyrimidinyl][2,3,5-tris-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribofuranosyl]-