Uridine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-[2-(dimethylamino)phenyl]-2′-O-[(4-methoxyphenyl)methyl]adenylyl-(3′→5′)-, 2′,3′-dibenzoate

3′-Adenylic acid, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-[(4-methoxyphenyl)methyl]-, mono[2-(dimethylamino)phenyl] ester

8-Bromo-2′-deoxyadenosine 5′-(tetrahydrogen triphosphate)

9-[2-Deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-erythro-pentofuranosyl]-6-methyl-9H-purine

1-[2-Deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-erythro-pentofuranosyl]-1H-imidazo[4,5-c]pyridine

1-[2-Deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-erythro-pentofuranosyl]-1H-benzimidazol-4-amine

N-[3-(2-Deoxy-β-D-erythro-pentofuranosyl)-3H-imidazo[4,5-b]pyridin-7-yl]acetamide

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-5-[3-[[(2S)-1-oxo-2-[(1-pyrenylcarbonyl)amino]-6-[(2,2,2-trifluoroacetyl)amino]hexyl]amino]-1-propyn-1-yl]-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-5-[3-[[(2S)-1-oxo-2-[(1-pyrenylcarbonyl)amino]-6-[(2,2,2-trifluoroacetyl)amino]hexyl]amino]-1-propyn-1-yl]uridine

Uridine, 5-[3-[(2-anthracenylcarbonyl)amino]-1-propyn-1-yl]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

5-[3-[(2-Anthracenylcarbonyl)amino]-1-propyn-1-yl]-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2'-deoxyuridine

2′-Deoxycytidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxyadenosine

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

2-[1,2-Dihydro-1-[5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-ribofuranosyl]-2-oxo-4-pyrimidinyl]hydrazinecarboxamide

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

Uridine, 5-(3,3-dimethyl-1-butyn-1-yl)-

5-(4-Methyl-1-pentyn-1-yl)uridine

5-(1-Hexyn-1-yl)uridine

5′-O-(1-Hydroxy-13-mercapto-13-methyl-1-oxido-9-oxo-2,10-oxa-8-aza-1-phosphatetradec-1-yl)thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidine

3′-O-[11-[Bis(1-methylethyl)amino]-14-cyano-4,4-dimethyl-10,12-dioxa-2,3-dithia-11-phosphatetradec-1-yl]-5′-O-[(4-methoxyphenyl)diphenylmethyl]thymidine