9H-Purin-6-amine, 9-[2-deoxy-5-O-[(4-methylphenyl)sulfonyl]-2-(propyldithio)-β-D-arabinofuranosyl]-

9-[2-Deoxy-2-(propyldithio)-β-D-arabinofuranosyl]-9H-purin-6-amine

9H-Purin-6-amine, 9-[2-S-propyl-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-2-thio-β-D-arabinofuranosyl]-

9H-Purin-6-amine, 9-[3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-2-thio-β-D-arabinofuranosyl]-

Thymidine, 5′-O-[2-[[4-(3-carboxypropyl)phenyl](2-hydroxyethyl)amino]ethyl]-

Benzenebutanoic acid, 4-[[2-[3-(2-deoxy-β-D-erythro-pentofuranosyl)-3,6-dihydro-6-imino-5-methyl-2-oxo-1(2H)-pyrimidinyl]ethyl](2-hydroxyethyl)amino]-, 2-[[4-(3-carboxypropyl)phenyl](2-hydroxyethyl)amino]ethyl ester

Benzenebutanoic acid, 4-[bis(2-hydroxyethyl)amino]-, 2-[[4-(3-carboxypropyl)phenyl][2-[3-(2-deoxy-β-D-erythro-pentofuranosyl)-3,6-dihydro-6-imino-5-methyl-2-oxo-1(2H)-pyrimidinyl]ethyl]amino]ethyl ester

4-[[2-[3-(2-Deoxy-β-D-erythro-pentofuranosyl)-3,6-dihydro-5-methyl-2,6-dioxo-1(2H)-pyrimidinyl]ethyl](2-hydroxyethyl)amino]benzenebutanoic acid

Cytidine, 5′-O-[2-[[4-(3-carboxypropyl)phenyl](2-hydroxyethyl)amino]ethyl]-2′-deoxy-5-methyl-

4-[[2-[[1-(2-Deoxy-β-D-erythro-pentofuranosyl)-1,4-dihydro-4-imino-5-methyl-2-pyrimidinyl]oxy]ethyl](2-hydroxyethyl)amino]benzenebutanoic acid

4-[[2-[3-(2-Deoxy-β-D-erythro-pentofuranosyl)-3,6-dihydro-6-imino-5-methyl-2-oxo-1(2H)-pyrimidinyl]ethyl](2-hydroxyethyl)amino]benzenebutanoic acid

Benzenebutanoic acid, 4-[[2-[3-(2-deoxy-β-D-erythro-pentofuranosyl)-3,6-dihydro-6-imino-2-oxo-1(2H)-pyrimidinyl]ethyl](2-hydroxyethyl)amino]-, 2-[[4-(3-carboxypropyl)phenyl](2-hydroxyethyl)amino]ethyl ester

Benzenebutanoic acid, 4-[bis(2-hydroxyethyl)amino]-, 2-[[4-(3-carboxypropyl)phenyl][2-[3-(2-deoxy-β-D-erythro-pentofuranosyl)-3,6-dihydro-6-imino-2-oxo-1(2H)-pyrimidinyl]ethyl]amino]ethyl ester

4-[[2-[3-(2-Deoxy-β-D-erythro-pentofuranosyl)-3,6-dihydro-2,6-dioxo-1(2H)-pyrimidinyl]ethyl](2-hydroxyethyl)amino]benzenebutanoic acid

Cytidine, 5′-O-[2-[[4-(3-carboxypropyl)phenyl](2-hydroxyethyl)amino]ethyl]-2′-deoxy-

4-[[2-[[1-(2-Deoxy-β-D-erythro-pentofuranosyl)-1,4-dihydro-4-imino-2-pyrimidinyl]oxy]ethyl](2-hydroxyethyl)amino]benzenebutanoic acid

4-[[2-[3-(2-Deoxy-β-D-erythro-pentofuranosyl)-3,6-dihydro-6-imino-2-oxo-1(2H)-pyrimidinyl]ethyl](2-hydroxyethyl)amino]benzenebutanoic acid

4-[[2-[4-Amino-1-(2-deoxy-β-D-erythro-pentofuranosyl)-1,2-dihydro-2-oxo-5-pyrimidinyl]ethyl](2-hydroxyethyl)amino]benzenebutanoic acid

9-[2-Deoxy-3,5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-α-D-erythro-pentofuranosyl]-2-fluoro-9H-purin-6-amine

4-Amino-1-(2-deoxy-2-fluoro-β-L-ribofuranosyl)-2(1H)-pyrimidinone