1-(3,5-Di-O-benzoyl-2-deoxy-2-fluoro-β-D-arabinofuranosyl)-4-(1H-1,2,4-triazol-1-yl)-2(1H)-pyrimidinone

8H-12,14-Methano-4,8,14a-metheno-1H-[3]benzoxocino[4,5-b]azocine-10,12,13-triol, 6-ethyl-2,3,4,5,6,6a,10,11,12,13,13a,14-dodecahydro-1,11-dimethoxy-4-(methoxymethyl)-, 10-acetate 13-benzoate, (1S,4S,6aR,8S,10R,11S,12R,13R,13aS,14R,14aR,15R)-

1-(2-Amino-1,6-dihydro-6-oxo-9H-purin-9-yl)-1-deoxy-2-O-methyl-β-D-ribofuranuronic acid

1-Methylethyl (2S)-2-[[[[(2S,5R)-5-(6-amino-7,8-dihydro-8-oxo-3H-imidazo[4,5-g]quinazolin-3-yl)tetrahydro-2-furanyl]methoxy]phenoxyphosphinyl]oxy]propanoate

6-Amino-3-(2,3-dideoxy-3-fluoro-β-D-erythro-pentofuranosyl)-3,7-dihydro-8H-imidazo[4,5-g]quinazolin-8-one

6-Amino-3-(3-azido-2,3-dideoxy-β-D-erythro-pentofuranosyl)-3,7-dihydro-8H-imidazo[4,5-g]quinazolin-8-one

6-Amino-1,5-dihydro-1-[(2R,5S)-tetrahydro-5-(hydroxymethyl)-2-furanyl]-4H-imidazo[4′,5′:3,4]cyclobuta[1,2-c]pyridin-4-one

6-Amino-3,7-dihydro-3-[(2R,5S)-tetrahydro-5-(hydroxymethyl)-2-furanyl]-8H-imidazo[4′,5′:4,5]thieno[3,2-c]pyridin-8-one

6-Amino-3,7-dihydro-3-[(2R,5S)-tetrahydro-5-(hydroxymethyl)-2-furanyl]-8H-imidazo[4′,5′:4,5]furo[3,2-c]pyridin-8-one

6-Amino-3,7-dihydro-3-[(2R,5S)-tetrahydro-5-(hydroxymethyl)-2-furanyl]-8H-imidazo[4,5-b][1,6]naphthyridin-8-one

6-Amino-3,7-dihydro-3-[(2R,5S)-tetrahydro-5-(hydroxymethyl)-2-furanyl]-8H-imidazo[4′,5′:5,6]pyrido[2,3-d]pyrimidin-8-one

6-Amino-3,7-dihydro-3-[(2R,5S)-tetrahydro-5-(hydroxymethyl)-2-furanyl]-8H-imidazo[4,5-g]quinazoline-8-thione