9-(2-Deoxy-5-O-phosphono-β-D-erythro-pentofuranosyl)-6-(4-methyl-2-thiazolyl)-9H-purin-2-amine

6-(4-Methyl-2-thiazolyl)-9-β-D-ribofuranosyl-9H-purin-2-amine

9-(2-Deoxy-5-O-phosphono-β-D-erythro-pentofuranosyl)-6-(2-thiazolyl)-9H-purin-2-amine

9-(5-O-Phosphono-β-D-ribofuranosyl)-6-(2-thiazolyl)-9H-purin-2-amine

9-β-D-Ribofuranosyl-6-(2-thiazolyl)-9H-purin-2-amine

N-[9-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-6-(5-methyl-2-thiazolyl)-9H-purin-2-yl]-2-phenoxyacetamide

N-[9-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-6-(5-methyl-2-thiazolyl)-9H-purin-2-yl]-2-phenoxyacetamide

N-[9-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-(5-methyl-2-thiazolyl)-9H-purin-2-yl]-2-phenoxyacetamide

9-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-(5-methyl-2-thiazolyl)-9H-purin-2-amine

N-[9-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-6-(4-methyl-2-thiazolyl)-9H-purin-2-yl]-2-phenoxyacetamide

N-[9-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-6-(4-methyl-2-thiazolyl)-9H-purin-2-yl]-2-phenoxyacetamide

N-[9-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-(4-methyl-2-thiazolyl)-9H-purin-2-yl]-2-phenoxyacetamide

9-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-(4-methyl-2-thiazolyl)-9H-purin-2-amine

9-[2-Deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-erythro-pentofuranosyl]-6-(2-thiazolyl)-9H-purin-2-amine

N-[9-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-6-(2-thiazolyl)-9H-purin-2-yl]-2-phenoxyacetamide

N-[9-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-6-(2-thiazolyl)-9H-purin-2-yl]-2-phenoxyacetamide

N-[9-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-(2-thiazolyl)-9H-purin-2-yl]-2-phenoxyacetamide

9-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-(2-thiazolyl)-9H-purin-2-amine

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

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-[(dibutylamino)methylene]-, 6-(diphenylcarbamate) 3′-(hydrogen butanedioate)