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

3′-Cytidylic acid, 2′-O-methylcytidylyl-(3′→5′)-2′-O-methylcytidylyl-(3′→5′)-

3′-Cytidylic acid, 2′-O-methyladenylyl-(3′→5′)-2′-O-methylguanylyl-(3′→5′)-

Thymidine, thymidylyloxy[2-methyl-2-[[[4-[(1E)-phenylazo]phenyl]amino]carbonyl]-1,2-ethanediyl]oxyphosphinico-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 5′-O-[hydroxy[1-(hydroxymethyl)-1-methyl-2-oxo-2-[[4-[(1E)-phenylazo]phenyl]amino]ethoxy]phosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Uracil, 1-[2,3-O-(p-methoxybenzylidene)-α-L-lyxofuranosyl]-

1-(2,3-Anhydro-β-D-lyxofuranosyl)-5-iodo-2,4(1H,3H)-pyrimidinedione