2,4-Imidazolidinedione, 1-(3,5-di-O-acetyl-2-deoxy-β-D-erythro-pentofuranosyl)-5-hydroxy-5-methyl-, (S)-

N-(3,5-Di-O-acetyl-2-deoxy-β-D-erythro-pentofuranosyl)-N-formylurea

Guanosine, N-acetyl-N-benzo[a]pyren-6-yl-2′-deoxy-6-O-(phenylmethyl)-, 3′,5′-diacetate

Guanosine, 2′-deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-N-1-pyrenyl-

Guanosine, N-benzo[a]pyren-6-yl-2′-deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Guanosine, N-benzo[a]pyren-6-yl-2′-deoxy-, 3′,5′-diacetate

Guanosine, N-benzo[a]pyren-6-yl-2′-deoxy-6-O-(phenylmethyl)-, 3′,5′-diacetate

Guanosine, N-benzo[a]pyren-6-yl-2′-deoxy-6-O-(phenylmethyl)-

Guanosine, N-benzo[a]pyren-6-yl-2′-deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-6-O-(phenylmethyl)-

Guanosine, 2′-deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-6-O-(phenylmethyl)-N-1-pyrenyl-

Adenosine, N-acetyl-N-benzo[a]pyren-6-yl-2′-deoxy-

Adenosine, N-benzo[a]pyren-6-yl-2′-deoxy-N-[9-[2-deoxy-3,5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-erythro-pentofuranosyl]-9H-purin-6-yl]-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Adenosine, N-benzo[a]pyren-6-yl-2′-deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Adenosine, 2′-deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-N-1-pyrenyl-

3-Bromo-2-(3,5-di-O-benzoyl-2-deoxy-2-fluoro-β-D-arabinofuranosyl)-4-(1-methylethoxy)-2H-pyrazolo[3,4-d]pyrimidin-6-amine

3-Bromo-1-(2-deoxy-2-fluoro-β-D-arabinofuranosyl)-4-(1-methylethoxy)-1H-pyrazolo[3,4-d]pyrimidin-6-amine

3-Bromo-2-(2-deoxy-2-fluoro-β-D-arabinofuranosyl)-4-(1-methylethoxy)-2H-pyrazolo[3,4-d]pyrimidin-6-amine

1-(5-O-Benzoyl-2-deoxy-2-fluoro-β-D-arabinofuranosyl)-3-bromo-4-(1-methylethoxy)-1H-pyrazolo[3,4-d]pyrimidin-6-amine

3-Bromo-1-(3,5-di-O-benzoyl-2-deoxy-2-fluoro-β-D-arabinofuranosyl)-4-(1-methylethoxy)-1H-pyrazolo[3,4-d]pyrimidin-6-amine

3-Bromo-1-(2-deoxy-2-fluoro-β-D-arabinofuranosyl)-1H-pyrazolo[3,4-d]pyrimidine-4,6-diamine