Guanylyl-(3′→5′)-cytidylyl-(3′→5′)-cytidylyl-(3′→5′)-guanylyl-(3′→5′)-uridylyl-(3′→5′)-cytidine

Uridine, guanylyl-(3′→5′)-cytidylyl-(3′→5′)-cytidylyl-(3′→5′)-guanylyl-(3′→5′)-

4-[4-(1,3-Benzodioxol-5-ylmethyl)-1-piperazinyl]-N,N-dimethyl-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1H-pyrazolo[3,4-d]pyrimidin-6-amine

N,N-Dimethyl-4-(1-piperidinyl)-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1H-pyrazolo[3,4-d]pyrimidin-6-amine

N6,N6-Dimethyl-N4-(phenylmethyl)-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1H-pyrazolo[3,4-d]pyrimidine-4,6-diamine

4-Methoxy-N,N-dimethyl-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1H-pyrazolo[3,4-d]pyrimidin-6-amine

4-Amino-1-[(3ξ,5ξ)-3,6-anhydro-2-deoxy-β-D-glycero-hexofuranosyl]-2(1H)-pyrimidinone

(3S,4S,6R)-4-Azido-11-bromohexahydro-11-methyl-3,6-epoxy-2H,8H-pyrimido[6,1-b][1,3]oxazocine-8,10(9H)-dione

1-(3-S-Acetyl-2-deoxy-3-thio-α-L-threo-pentofuranosyl)-5-methyl-2,4(1H,3H)-pyrimidinedione

5-Methyl-1-[(3aR,5R,6aS)-tetrahydro-3a-(hydroxymethyl)furo[2,3-d]-1,3-dioxol-5-yl]-2,4(1H,3H)-pyrimidinedione

4′-C-(2-Chloroethenyl)-2′-deoxycytidine

1-[(5ξ)-3-Azido-2,3,6-trideoxy-α-L-threo-hexofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(5ξ)-3-Azido-2,3-dideoxy-α-L-threo-hexofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(2R,4S,5S)-4-Azidotetrahydro-5-(1-hydroxyethyl)-2-furanyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(5ξ)-3-Azido-2,3-dideoxy-β-D-erythro-hexofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(2ξ)-3-Deoxy-3-ethynyl-β-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(2ξ)-3-Cyano-3-deoxy-β-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

4-Amino-1-[(2ξ)-2,3-dideoxy-2-fluoro-β-D-glycero-pentofuranosyl]-5-methyl-2(1H)-pyrimidinone

1-[(2ξ)-2,3-Dideoxy-2-fluoro-β-D-glycero-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

5-Methyl-1-(2,3,5-tri-O-benzoyl-β-D-arabinofuranosyl)-2,4(1H,3H)-pyrimidinedione