2′-Deoxyguanylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyguanosine

2′-Deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-thymidine

Thymidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidine

2′-Deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxyguanosine

Cytidine, N-acetyl-3′,5′-bis-O-(phenylmethyl)-

2′-Deoxy-5-fluoro-3′,5′-bis-O-(trimethylsilyl)uridine

Uridine, 2′-deoxy-5-ethyl-3′,5′-bis-O-(trimethylsilyl)-

Cytidine, 2′-deoxy-5-ethyl-3′,5′-bis-O-(trimethylsilyl)-

1H-Imidazol-5-amine, 1-β-D-ribofuranosyl-4-(1H-1,2,4-triazol-3-yl)-

4-β-D-Ribofuranosylthiazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione

4-(5-O-Benzoyl-β-D-ribofuranosyl)thiazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione

Thiazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione, 4-[5-O-benzoyl-2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-

Uridine, 6-(methylamino)-2′,3′-O-(1-methylethylidene)-, 5′-benzoate

Uridine, 6-(methylamino)-2′,3′-O-(1-methylethylidene)-

2,2,6,6-Tetramethyl-4-[[9-(5-O-phosphono-β-D-ribofuranosyl)-9H-purin-6-yl]amino]-1-piperidinyloxy

1,5-Dihydro-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-4H-pyrazolo[3,4-d]pyrimidin-4-one

Inosine, 3′-deoxy-3′-[(2,2,2-trifluoroacetyl)amino]-, 3′,5′-dibenzoate

Adenosine, N-benzoyl-3′-deoxy-3′-[(2,2,2-trifluoroacetyl)amino]-, 3′,5′-dibenzoate

Cytidine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-N-benzoyl-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-N-(4-methoxybenzoyl)cytidylyl-(3′→5′)-2′-deoxy-N-(4-methoxybenzoyl)-

(2R,3S,11aR)-8-Amino-2,3,5,11a-tetrahydro-3-hydroxy-2-(hydroxymethyl)furo[2,3-f]pyrimido[6,1-d][1,2,3,5]tetrazepin-10(9H)-one