5,8-Dihydro-N,N,5-trimethyl-8-(2,3,5-tri-Obenzoyl-β-D-ribofuranosyl)pyrrolo[2′,3′:4,5]pyrrolo[2,3-d]pyrimidin-4-amine

(2S,5R)-5-(2,4-Diamino-7H-pyrrolo[2,3-d]pyrimidin-7-yl)tetrahydro-2-furanmethanol

7-(2,3-Dideoxy-3-fluoro-β-D-erythro-pentofuranosyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine

7-(3-Deoxy-β-D-erythro-pentofuranosyl)-5-fluoro-7H-pyrrolo[2,3-d]pyrimidin-4-amine

5-Bromo-7-(5-deoxy-α-L-lyxofuranosyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine

7-(5-Amino-5-deoxy-α-L-lyxofuranosyl)-5-iodo-7H-pyrrolo[2,3-d]pyrimidin-4-amine

7-(5-Deoxy-β-D-ribofuranosyl)-5-phenyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine

Guanosine,2′-deoxy-5′-O-(hydroxymercaptophosphinyl)-Pthio-7-deazaadenylyl-(3′→5′)-3′-deoxy-,cyclicnucleotide

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

8-Azaguanosine,2′-deoxy-2′-fluoro-5′-O-(hydroxymercaptophosphinyl)-Pthio-7-deaza-β-D-arabinoadenylyl-(3′→5′)-3′-deoxy-,cyclicnucleotide

7-Deazaadenosine,5′-O[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]adenylyl-(2′→5′)-adenylyl-(2′→5′)-

7-(2-Deoxy-β-L-erythro-pentofuranosyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine

7H-Pyrrolo[2,3-d]pyrimidin-4-amine, N-ethyl-7-β-D-ribofuranosyl-

6-Bromo-7-(3-deoxy-β-D-erythro-pentofuranosyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine