L-Alanine, N-[[P(S)]-hydroxyphenoxyphosphinyl]-, 1-methylethyl ester, 5'-ester with (2'R)-2'-deoxy-2'-fluoro-3-[[(2R,3S)-2-[(methoxycarbonyl)amino]-3-(methylthio)-1-oxobutoxy]methyl]-2'-methyluridine

Ethyl 1-[2-deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-5-nitro-1H-benzimidazole-6-carboxylate

L-Alanine, N-[[P(S)]-hydroxyphenoxyphosphinyl]-, 1-methylethyl ester, 5'-ester with (2'R)-2'-deoxy-2'-fluoro-3-[[[[1-(methoxycarbonyl)-2-piperidinyl]carbonyl]oxy]methyl]-2'-methyluridine

L-Alanine, N-[[P(S)]-hydroxyphenoxyphosphinyl]-, 1-methylethyl ester, 5'-ester with (2'R)-2'-deoxy-2'-fluoro-3-[[[[7-(methoxycarbonyl)-1,4-dioxa-7-azaspiro[4.4]nonan-8-yl]carbonyl]oxy]methyl]-2'-methyluridine

L-Alanine, N-[[P(S)]-hydroxyphenoxyphosphinyl]-, 1-methylethyl ester, 5'-ester with (2'R)-2'-deoxy-2'-fluoro-3-[[[[3-(methoxycarbonyl)-3-azabicyclo[3.1.0]hexan-2-yl]carbonyl]oxy]methyl]-2'-methyluridine

Ethyl 1-[2-deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-6-nitro-1H-benzimidazole-5-carboxylate

N-(Hydroxymethyl)-N-methyladenosine

4-(Phenylmethoxy)-1-β-D-ribofuranosyl-1H-benzimidazole

4-(Phenylmethoxy)-1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-1H-benzimidazole

1-[5-O-[Hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-ribofuranosyl]-4-(phenylmethoxy)-1H-benzimidazole

3'-O-Amino-2'-deoxyuridine 5'-(tetrahydrogen triphosphate)

5-[(1E)-3-[[3-[2-(2-Aminoethoxy)ethoxy]-1-oxopropyl]amino]-1-propen-1-yl]-2'-deoxyuridine 5'-(tetrahydrogen triphosphate)

5-[(1E)-3-[(6-Aminohexyl)amino]-3-oxo-1-propen-1-yl]-2'-deoxyuridine 5'-(tetrahydrogen triphosphate)

5-[(1E)-3-[(4-Aminobutyl)amino]-3-oxo-1-propen-1-yl]-2'-deoxyuridine 5'-(tetrahydrogen triphosphate)

5-[(1E)-3-[(10-Aminodecyl)amino]-3-oxo-1-propen-1-yl]-2'-deoxyuridine 5'-(tetrahydrogen triphosphate)

5-[(1E)-3-[(8-Aminooctyl)amino]-3-oxo-1-propen-1-yl]-2'-deoxyuridine 5'-(tetrahydrogen triphosphate)

5-[(1E)-2-(1H-Benzimidazol-2-yl)-2-cyanoethenyl]-2'-deoxyuridine

5'-[[(2S)-6-Amino-1-oxo-2-(4-phenyl-1H-1,2,3-triazol-1-yl)hexyl]amino]-5'-deoxyuridine

5'-[[(2S)-4-Carboxy-1-oxo-2-[[2-(4-phenyl-1H-1,2,3-triazol-1-yl)acetyl]amino]butyl]amino]-5'-deoxyuridine

5'-[[(2S)-6-Amino-1-oxo-2-[[2-(4-phenyl-1H-1,2,3-triazol-1-yl)acetyl]amino]hexyl]amino]-5'-deoxyuridine