5′-Adenylic acid, 8-[(8-aminooctyl)amino]-

5′-Adenylic acid, 8-[(5-aminopentyl)amino]-

5′-Adenylic acid, 8-[[3-[(aminoacetyl)amino]-2-hydroxypropyl]amino]-

5′-Adenylic acid, 8-[[2-[(3-amino-1-oxopropyl)amino]ethyl]amino]-

5′-Adenylic acid, 8-[[3-[(aminoacetyl)amino]propyl]amino]-

3′-Uridylic acid, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-, 2-cyanoethyl phenyl ester, 2′-acetate

3′-Cytidylic acid, N-benzoyl-5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-methyl-, mono(2,2,2-trichloroethyl) ester

Thymidine, 3′-(hydrogen morpholinophosphonate)

Cytidine, 2′-deoxy-, 3′-(hydrogen morpholinophosphonate)

2′-Deoxycytidine 3′-(tetrahydrogen triphosphate)

Guanosine 3′-(tetrahydrogen triphosphate), 2′-deoxy-

2′-Deoxyadenosine 3′-(tetrahydrogen triphosphate)

2-Amino-9-β-D-ribofuranosyl-9H-purin-6-yl thiocyanate

Thiocyanic acid, 2-amino-6-hydroxy-9-β-D-ribofuranosyl-9H-purin-8-yl ester

Guanosine, hydrazone

Adenosine, 2′-deoxy-, 3′-(hydrogen morpholinophosphonate)

β-D-Ribofuranuronamide, 1-(6-amino-9H-purin-9-yl)-N-butyl-1-deoxy-, 3-nitrate

β-D-Ribofuranuronamide, 1-(6-amino-9H-purin-9-yl)-N-butyl-1-deoxy-, 2-nitrate

β-D-Ribofuranuronamide, 1-(6-amino-9H-purin-9-yl)-1-deoxy-N-(1-methylethyl)-, 3-nitrate

β-D-Ribofuranuronamide, 1-(6-amino-9H-purin-9-yl)-1-deoxy-N-(1-methylethyl)-, 2-nitrate