Glycine, N-[4-[1-[(4-fluorophenyl)methyl]-1H-pyrrol-2-yl]-2-hydroxy-1,4-dioxo-2-butenyl]-, 5'-ester with 2',3'-dideoxyuridine

β-Alanine, N-[(1,1-dimethylethoxy)carbonyl]-, 5'-ester with 2',3'-dideoxyuridine

8-Amino-6-O-methylguanosine

5'-(Benzoylamino)-2',5'-dideoxyuridine

5-[2-[[6-[(Aminoiminomethyl)amino]hexyl]amino]-2-oxoethyl]-2'-deoxyuridine 5'-(tetrahydrogen triphosphate)

5'-O-[(2R,4S)-4-(3-Chlorophenyl)-2-oxido-1,3,2-dioxaphosphorinan-2-yl]-2'-C-methylguanosine

5'-O-[(2S,4R)-4-(3-Chlorophenyl)-2-oxido-1,3,2-dioxaphosphorinan-2-yl]-2'-C-methylguanosine

5-Bromo-2'-deoxyuridine 5'-(trihydrogen diphosphate)

5'-[[(2-Chlorophenyl)diphenylmethyl]amino]-2',5'-dideoxyuridine

5'-[[(4-Cyanophenyl)diphenylmethyl]amino]-2',5'-dideoxyuridine

5'-O-[(4-Cyanophenyl)diphenylmethyl]-2'-deoxyuridine

7-(3-Aminopropyl)-3-(2-deoxy-β-D-erythro-pentofuranosyl)-3,7-dihydro-6-methyl-2H-pyrrolo[2,3-d]pyrimidin-2-one

7-(2-Aminoethyl)-3-(2-deoxy-β-D-erythro-pentofuranosyl)-3,7-dihydro-6-methyl-2H-pyrrolo[2,3-d]pyrimidin-2-one

3-(2-Deoxy-β-D-erythro-pentofuranosyl)-3,7-dihydro-6,7-dimethyl-2H-pyrrolo[2,3-d]pyrimidin-2-one

2-[3-[3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-2,3-dihydro-2-oxofuro[2,3-d]pyrimidin-6-yl]propyl]-1H-isoindole-1,3(2H)-dione

2-[2-[3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-2,3-dihydro-2-oxofuro[2,3-d]pyrimidin-6-yl]ethyl]-1H-isoindole-1,3(2H)-dione

2-[3-[3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-2,3-dihydro-2-oxofuro[2,3-d]pyrimidin-6-yl]propyl]-1H-isoindole-1,3(2H)-dione

2-[2-[3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-2,3-dihydro-2-oxofuro[2,3-d]pyrimidin-6-yl]ethyl]-1H-isoindole-1,3(2H)-dione

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-deoxy-5-[5-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-1-pentyn-1-yl]uridine

Uridine, 5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2'-deoxy-5-[4-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-1-butynyl]-