2′-Deoxyadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenosine

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

Thymidine, 2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-

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

Guanosine, 6-S-(1-ethyl-2,5-dioxo-3-pyrrolidinyl)-6-thio-

Inosine, 6-S-(1-ethyl-2,5-dioxo-3-pyrrolidinyl)-6-thio-

Guanosine, 6-S-[(2-methoxy-5-nitrophenyl)methyl]-6-thio-

Inosine, 6-S-[(2-methoxy-5-nitrophenyl)methyl]-6-thio-

Adenosine, 5′-O-phosphonothymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-

Uridine, 2′,3′-O-(1-methylethylidene)-5-(1-oxo-3-phenyl-2-propenyl)-

Uridine, 5-[1-[(aminothioxomethyl)hydrazono]ethyl]-2-thio-

Uridine, 5-acetyl-2-thio-

Uridine, 5-acetyl-2′,3′-O-(1-methylethylidene)-2-thio-

5′-Inosinic acid, 2′,3′-O-(3-carboxy-1-methylpropylidene)-

Inosine, 2′,3′-O-(3-carboxy-1-methylpropylidene)-

Inosine, 2′,3′-O-(4-ethoxy-1-methyl-4-oxobutylidene)-

4-Amino-1-(2-deoxy-2-fluoro-β-D-arabinofuranosyl)-5-fluoro-2(1H)-pyrimidinone

4-Amino-1-(2-bromo-2-deoxy-β-D-arabinofuranosyl)-2(1H)-pyrimidinone

4-Amino-1-[2-O-(methylsulfonyl)-β-D-arabinofuranosyl]-2(1H)-pyrimidinone