2'-Deoxycytidylyl-(3'→5')-2'-deoxycytidylyl-(3'→5')-2'-deoxyguanylyl-(3'→5')-thymidylyl-(3'→5')-2'-deoxycytidylyl-(3'→5')-2'-deoxyguanylyl-(3'→5')-2'-C-methyluridine

N-Acetyl-5-iodocytidine

2'-Deoxy-3'-O-[32-ethyl-1-methyl-36-oxo-36-(2-quinoxalinyl)-2,5,8,11,14,17,20,23,26,29-decaoxa-32,35-diazahexatriacont-1-yl]-5-iodouridine

2'-Deoxy-3'-O-[20-ethyl-1-methyl-24-oxo-24-(2-quinoxalinyl)-2,5,8,11,14,17-hexaoxa-20,23-diazatetracos-1-yl]-5-iodouridine

2'-Deoxy-3'-O-[1-[2-[ethyl[2-[(2-quinoxalinylcarbonyl)amino]ethyl]amino]ethoxy]-1-methylethyl]-5-iodouridine

3'-Amino-N-benzoyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2',3'-dideoxy-5-methylcytidine

3'-Azido-N-benzoyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2',3'-dideoxy-5-methylcytidine

5'-O-[1-(Diphenylmethoxy)-3,3,3-trimethyl-1-[(trimethylsilyl)oxy]-1-disiloxanyl]-N-methyl-2'-O-methylcytidine

3'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-deoxy-5-fluorouridine

5-[5-[(1R,2R,4R)-Bicyclo[2.2.1]hept-5-en-2-ylmethoxy]-1-pentyn-1-yl]-2'-deoxyuridine

5-[5-[(1R,2R,4R)-Bicyclo[2.2.1]hept-5-en-2-ylmethoxy]-1-pentyn-1-yl]-2'-deoxyuridine 5'-(tetrahydrogen triphosphate)

2'-Deoxy-3'-O-(6-deoxy-β-D-galactopyranosyl)-5-iodouridine

2'-Deoxy-3'-O-(6-deoxy-β-D-galactopyranosyl)-5-fluorouridine

2',3'-O-(1-Heptadecyloctadecylidene)-5-methyluridine

4-Nitro-1-[2,3,5-tris-O-(4-chlorobenzoyl)-β-D-ribofuranosyl]-1H-benzimidazole

4-Nitro-1-[2,3,5-tris-O-(4-chlorobenzoyl)-β-D-ribofuranosyl]-1H-benzotriazole

2'-Deoxy-3'-O-[1-[2-[ethyl[2-[(2-quinoxalinylcarbonyl)amino]ethyl]amino]ethoxy]ethyl]-5-iodouridine

(2'R)-2'-Deoxy-2'-fluoro-4'-C-fluoro-2'-methyluridine

P-(2-Cyanoethyl)-5-methyluridylyl-(3'→5')-P-(2-cyanoethyl)-5-methyluridylyl-(3'→5')-P-(2-cyanoethyl)-5-methyluridylyl-(3'→5')-P-(2-cyanoethyl)-5-methyluridylyl-(3'→5')-P-(2-cyanoethyl)-5-methyluridylyl-(3'→5')-5-methyluridine

3-[[4-Amino-1-(2-deoxy-β-D-erythro-pentofuranosyl)-1,2-dihydro-2-oxo-5-pyrimidinyl]methyl]-2'-deoxy-5-methylcytidine