1-[2-Deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-erythro-pentofuranosyl]-5-nitro-1H-benzimidazole

5-[3-[(Aminoiminomethyl)amino]-1-propen-1-yl]-2'-deoxyuridine 5'-(tetrahydrogen triphosphate)

5-(3-Amino-1-propen-1-yl)-2'-deoxyuridine 5'-(pentahydrogen tetraphosphate)

7-Methylguanosine 5'-(trihydrogen diphosphate)

3'-Amino-2',3'-dideoxyguanosine 5'-(trihydrogen diphosphate)

2'-Amino-2',3'-dideoxyguanosine 5'-(trihydrogen diphosphate)

3'-O-(Azidomethyl)-2'-deoxy-2'-fluoro-5-iodocytidine 5'-(tetrahydrogen triphosphate)

2'-Azido-2',3'-dideoxyguanosine 5'-(trihydrogen diphosphate)

2',5'-Dideoxy-2'-fluoro-5'-[(hydroxymethoxyphosphinyl)amino]-2'-methylcytidine

6-Methoxyuridine 5'-(tetrahydrogen triphosphate)

5-[3-[[4-[Bis[3-[[1,4-dioxo-4-(3-thiazolidinyl)butyl]amino]propyl]amino]-1,4-dioxobutyl]amino]-1-propyn-1-yl]-2'-deoxyuridine 5'-(tetrahydrogen triphosphate)

2-Chloro-N-methyladenosine 5'-(tetrahydrogen triphosphate)

N,N,7-Trimethylguanosine 5'-(trihydrogen diphosphate)

1-(5-O-Phosphono-α-D-ribofuranosyl)-1H-benzimidazole

3'-O-(Azidomethyl)-N-benzoyl-2'-deoxy-2'-fluoro-5-iodocytidine 5'-(tetrahydrogen triphosphate)

5'-O-(Carboxyphosphonomethyl)-5-methyluridine

3'-O-Amino-5-[3-[[4-[(2-aminoethyl)amino]-2,3-dihydroxy-1,4-dioxobutyl]amino]-1-propyn-1-yl]-2'-deoxyuridine 5'-(tetrahydrogen triphosphate)

3'-O-Amino-5-[3-[[3-[(2-aminoethyl)dithio]-1-oxopropyl]amino]-1-propyn-1-yl]-2'-deoxyuridine 5'-(tetrahydrogen triphosphate)

2'-C-Methyluridine 5'-(tetrahydrogen triphosphate)

3'-Azido-2',3'-dideoxyguanosine 5'-(trihydrogen diphosphate)