2-[2-[4-Chloro-7-[2-deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-2-(methylsulfonyl)-7H-pyrrolo[2,3-d]pyrimidin-5-yl]ethoxy]-1H-isoindole-1,3(2H)-dione

4-Chloro-7-[2-deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-2-(methylsulfonyl)-7H-pyrrolo[2,3-d]pyrimidine-5-ethanol

4-Chloro-7-[2-deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-2-(methylthio)-7H-pyrrolo[2,3-d]pyrimidine-5-ethanol

4-Chloro-7-[2-deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-5-[2-[[(1,1-dimethylethyl)dimethylsilyl]oxy]ethyl]-2-(methylthio)-7H-pyrrolo[2,3-d]pyrimidine

2-Amino-7-[2-deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-erythro-pentofuranosyl]-3,7-dihydro-5-[4-(2,2,2-trifluoroacetyl)phenyl]-4H-pyrrolo[2,3-d]pyrimidin-4-one

1-[4-[4-Amino-7-[2-deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-erythro-pentofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-5-yl]phenyl]-2,2,2-trifluoroethanone

2-Amino-7-(2-deoxy-5-O-phosphono-β-D-erythro-pentofuranosyl)-3,7-dihydro-5-[4-(2,2,2-trifluoroacetyl)phenyl]-4H-pyrrolo[2,3-d]pyrimidin-4-one

1-[4-[4-Amino-7-(2-deoxy-5-O-phosphono-β-D-erythro-pentofuranosyl)-7H-pyrrolo[2,3-d]pyrimidin-5-yl]phenyl]-2,2,2-trifluoroethanone

2-Amino-7-(2-deoxy-β-D-erythro-pentofuranosyl)-3,7-dihydro-5-[4-(2,2,2-trifluoroacetyl)phenyl]-4H-pyrrolo[2,3-d]pyrimidin-4-one

1-[4-[4-Amino-7-(2-deoxy-β-D-erythro-pentofuranosyl)-7H-pyrrolo[2,3-d]pyrimidin-5-yl]phenyl]-2,2,2-trifluoroethanone

Guanosine, 2′-deoxyguanylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxy-