N′-[9-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-O-[(1,1-dimethylethyl)dimethylsilyl]-β-L-ribofuranosyl]-9H-purin-6-yl]-N,N-dibutylmethanimidamide

N-[1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-O-[(1,1-dimethylethyl)dimethylsilyl]-β-L-ribofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]acetamide

N-[3-[4-Amino-1-(2-deoxy-β-D-erythro-pentofuranosyl)-1H-pyrazolo[3,4-d]pyrimidin-3-yl]propyl]-4-[bis(2-chloroethyl)amino]benzenebutanamide

Thymidine, 3′-acetate 5′-(2,2,2-trichloroethyl hydrogen phosphate)

5′-Adenylic acid, N-benzoyl-2′-deoxy-, 3′-acetate

5′-Cytidylic acid, N-benzoyl-2′-deoxy-, 3′-acetate

Benzamide, N-[9-(2-deoxy-β-D-erythro-pentofuranosyl)-9H-purin-6-yl]-, monoacetate (ester), O-ester with S-ethyl phosphorothioate

Benzamide, N-[1-(2-deoxy-β-D-erythro-pentofuranosyl)-1,2-dihydro-2-oxo-4-pyrimidinyl]-, monoacetate (ester), O-ester with S-ethyl phosphorothioate

Uridine, 2′-deoxy-5-fluoro-, 3′-acetate, 5′-O-ester with S-ethyl phosphorothioate

Thymidine, 3′-acetate, 5′-O-ester with S-ethyl phosphorothioate

Guanosine, 5′-O-(1-butoxyethyl)uridylyl-(3′→5′)-

Cytidine, 5′-O-(1-butoxyethyl)uridylyl-(3′→5′)-

Uridine, 5′-O-(1-butoxyethyl)uridylyl-(3′→5′)-

1-(5-Thio-β-D-ribofuranosyl)-2,4(1H,3H)-quinazolinedione

4(1H)-Quinazolinone, 1-(2,3-O-isopropylidene-β-D-ribofuranosyl)-

2,4(1H,3H)-Quinazolinedione, 1-(2,3-O-isopropylidene-5-thio-β-D-ribofuranosyl)-

2,4(1H,3H)-Quinazolinedione, 1-(2,3-O-isopropylidene-β-D-ribofuranosyl)-2-thio-

3-β-D-Ribofuranosyl-4(3H)-quinazolinone

4(3H)-Quinazolinone, 3-β-D-ribofuranosyl-, 2′,3′,5′-tribenzoate

5-Amino-6-methyl-2-β-D-ribofuranosyl-1,2,4-triazin-3(2H)-one