5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-P-deoxy-P-fluoro-P-thiothymidylyl-(3′→5′)-3′-O-[bis(4-methoxyphenyl)phenylmethyl]thymidine

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-deoxy-P-fluorothymidylyl-(3′→5′)-3′-O-[bis(4-methoxyphenyl)phenylmethyl]-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-selenothymidylyl-(3′→5′)-3′-O-[bis(4-methoxyphenyl)phenylmethyl]-

Uracil, 3-β-D-lyxofuranosyl-, 5′-acetate

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

Uridine, β-D-xylo-uridylyl-(2′→5′)-

1-(2-O-Phosphono-β-D-xylofuranosyl)-2,4(1H,3H)-pyrimidinedione

Adenosine 5′-(trihydrogen diphosphate), 1-β-D-ribofuranosyl-, 2′-(dihydrogen phosphate)

Benzamide, N-[1,2-dihydro-5-(hydroxymethyl)-2-oxo-1-β-D-ribofuranosyl-4-pyrimidinyl]-, tribenzoate (ester)

Cytidine, 5-[(benzyloxy)methyl]-

Cytidine, 5-[(benzyloxy)methyl]-, 2′,3′,5′-tribenzoate

Benzamide, N-[5-[(benzyloxy)methyl]-1,2-dihydro-2-oxo-1-β-D-ribofuranosyl-4-pyrimidinyl]-, tribenzoate (ester)

1-(2,3-Di-O-acetyl-β-D-ribofuranosyl)-1H-indole

1-[2,3-Di-O-acetyl-5-O-(triphenylmethyl)-β-D-ribofuranosyl]-1H-indole

Indoline, 1-(5-O-trityl-β-D-ribofuranosyl)-, 2′,3′-diacetate

2,3-Dihydro-1-[5-O-(triphenylmethyl)-β-D-ribofuranosyl]-1H-indole

2-(Dimethylamino)-4,7-dihydro-3-methyl-4-oxo-7-β-D-ribofuranosyl-3H-pyrrolo[2,3-d]pyrimidine-5-carboxamide

4,7-Dihydro-3-methyl-2-(methylamino)-4-oxo-7-β-D-ribofuranosyl-3H-pyrrolo[2,3-d]pyrimidine-5-carboxamide

2-Amino-4,7-dihydro-3-methyl-4-oxo-7-β-D-ribofuranosyl-3H-pyrrolo[2,3-d]pyrimidine-5-carboxamide

5-(Aminomethyl)-3,7-dihydro-3-methyl-2-(methylamino)-7-β-D-ribofuranosyl-4H-pyrrolo[2,3-d]pyrimidin-4-one