5-Fluoro-3,7-dihydro-7-[2,3-O-(1-methoxyethylene)-β-D-ribofuranosyl]-4H-pyrrolo[2,3-d]pyrimidin-4-one

N-[9-[(5S,7R,8R,10S,12aS,14R,15aS)-7-[1,6-Dihydro-2-[(2-methyl-1-oxopropyl)amino]-6-oxo-9H-purin-9-yl]decahydro-10-mercapto-2,2,10-trioxido-5,8-methanofuro[3,2-l][1,3,6,9,10,11,2]tetraoxathiaazaphosphacyclotetradecin-14-yl]-9H-purin-6-yl]benzamide

N-[9-[(5S,7R,8R,10R,12aS,14R,15aS)-7-[1,6-Dihydro-2-[(2-methyl-1-oxopropyl)amino]-6-oxo-9H-purin-9-yl]decahydro-10-mercapto-2,2,10-trioxido-5,8-methanofuro[3,2-l][1,3,6,9,10,11,2]tetraoxathiaazaphosphacyclotetradecin-14-yl]-9H-purin-6-yl]benzamide

7-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-deoxy-β-D-erythro-pentofuranosyl]-5-fluoro-3,7-dihydro-4H-pyrrolo[2,3-d]pyrimidin-4-one

N-[9-[(2R,5S,7R,8R,12aR,14R,15R,15aR)-7-[1,6-Dihydro-2-[(2-methyl-1-oxopropyl)amino]-6-oxo-9H-purin-9-yl]-15-fluorodecahydro-2-mercapto-2,10,10-trioxido-5,8-methanofuro[2,3-m]-1,3,6,9,10,11,2-tetraoxathiaazaphosphacyclotetradecin-14-yl]-9H-purin-6-yl]benzamide