1-(3-O-Acetyl-2,6-dideoxy-6-nitro-α-L-lyxo-hexofuranosyl)-5-methyl-2,4(1H,3H)-pyrimidinedione

4-Amino-1-(5-amino-5-deoxy-β-D-arabinofuranosyl)-2(1H)-pyrimidinone

4-Amino-1-(5-azido-5-deoxy-β-D-arabinofuranosyl)-2(1H)-pyrimidinone

Benzamide, N-[1-(2,3-di-O-acetyl-5-azido-5-deoxy-β-D-arabinofuranosyl)-1,2-dihydro-2-oxo-4-pyrimidinyl]-

N-[1,2-Dihydro-1-[5-O-[(4-methylphenyl)sulfonyl]-β-D-arabinofuranosyl]-2-oxo-4-pyrimidinyl]benzamide

Dibenzenesulfenamide, N-(9-β-D-ribofuranosyl-9H-purin-6-yl)-

Thymidine, 5′-amino-5′-deoxythymidylyl-(3′→5′)-5′-amino-5′-deoxythymidylyl-(3′→5′)-5′-amino-5′-deoxythymidylyl-(3′→5′)-5′-amino-5′-deoxythymidylyl-(3′→5′)-5′-amino-5′-deoxy-3′-O-[(4-methoxyphenyl)diphenylmethyl]-

Guanosine, cyclic 2′,3′-(hydrogen phosphate) 5′-(hydrogen phosphoramidate)

Adenosine 5′-(hexahydrogen pentaphosphate), P′′′′→5′-ester with uridine

Guanosine 5′-(hexahydrogen pentaphosphate), P′′′′→5′-ester with adenosine

Ap6A

Adenosine 5′-(hexahydrogen pentaphosphate), P′′′′→5′-ester with 3-β-D-ribofuranosyl-3H-imidazo[2,1-i]purine

6H-Purin-6-one, 1,7-dihydro-7-[tetrahydro-3-oxo-5-[(triphenylmethoxy)methyl]-2-furanyl]-, (2S-trans)-

3,7-Dihydro-3-[(1-oxido-2-pyridinyl)methyl]-7-(2,3,5-tri-O-benzoyl-α-D-arabinofuranosyl)-6H-purin-6-one

3H-1,2,4-Triazol-3-one, 2,4-dihydro-5-[(phenylmethyl)amino]-2-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-

3H-1,2,4-Triazol-3-one, 2,4-dihydro-5-(1-pyrrolidinyl)-2-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-

3H-1,2,4-Triazol-3-one, 2,4-dihydro-5-(1-pyrrolidinyl)-2-β-D-ribofuranosyl-

2-(2-Amino-9-β-D-ribofuranosyl-9H-purin-6-yl)-1-phenylethanone

3-Pyridinecarboxamide, 1,4-dihydro-1-[5-O-[hydroxy(phosphonooxy)phosphinyl]-β-D-ribofuranosyl]-, P′→5′-ester with 3-(2-O-phosphono-β-D-ribofuranosyl)-3H-imidazo[2,1-i]purine

3-Pyridinecarboxamide, 1,4-dihydro-1-[5-O-[hydroxy(phosphonooxy)phosphinyl]-β-D-ribofuranosyl]-, P′→5′-ester with 3-β-D-ribofuranosyl-3H-imidazo[2,1-i]purine