7-[5-(4-Chlorophenyl)-5,6-dideoxy-α-L-talofuranosyl]-2,7-dihydro-3H-imidazo[1,2-c]pyrazolo[4,3-e]pyrimidin-3-ol

7-[(5R)-5-(4-Chlorophenyl)-5-deoxy-5-fluoro-β-D-ribofuranosyl]-2,7-dihydro-3H-imidazo[1,2-c]pyrazolo[4,3-e]pyrimidin-3-ol

7-[5-C-(4-Chlorophenyl)-6-deoxy-α-L-talofuranosyl]-2,7-dihydro-3H-imidazo[1,2-c]pyrazolo[4,3-e]pyrimidin-3-ol

7-[(5R)-5-C-(4-Chlorophenyl)-β-D-ribofuranosyl]-2,7-dihydro-9-methyl-3H-imidazo[1,2-c]pyrazolo[4,3-e]pyrimidin-3-ol

7-[(5R)-5-C-(4-Chlorophenyl)-β-D-ribofuranosyl]-9-fluoro-2,7-dihydro-3H-imidazo[1,2-c]pyrazolo[4,3-e]pyrimidin-3-ol

8-[(5R)-5-C-(4-Chlorophenyl)-β-D-ribofuranosyl]-2,3,4,8-tetrahydro-4-methoxypyrazolo[4,3-e]pyrimido[1,2-c]pyrimidine

8-[(5R)-5-C-(4-Chlorophenyl)-β-D-ribofuranosyl]-2,3,4,8-tetrahydropyrazolo[4,3-e]pyrimido[1,2-c]pyrimidin-4-ol

7-[(5R)-5-C-(4-Chlorophenyl)-β-D-ribofuranosyl]-2,7-dihydro-3H-imidazo[1,2-c]pyrazolo[4,3-e]pyrimidin-3-ol

7-[(5R)-5-C-(4-Chlorophenyl)-β-D-ribofuranosyl]-3-ethoxy-2,7-dihydro-3H-imidazo[1,2-c]pyrazolo[4,3-e]pyrimidine

7-[(5R)-5-C-(4-Chlorophenyl)-β-D-ribofuranosyl]-2,7-dihydro-3-methoxy-3H-imidazo[1,2-c]pyrazolo[4,3-e]pyrimidine

(4Z)-7-[6-Deoxy-5-C-(3,4-dichlorophenyl)-2,3-O-(1-methylethylidene)-α-L-talofuranosyl]-5-fluoro-3,7-dihydro-4H-pyrrolo[2,3-d]pyrimidin-4-one O-methyloxime

(4Z)-7-[(5R)-5-C-(3,4-Dichlorophenyl)-β-D-ribofuranosyl]-3,7-dihydro-5-[2-[tris(1-methylethyl)silyl]ethynyl]-4H-pyrrolo[2,3-d]pyrimidin-4-one O-methyloxime

(4Z)-7-[(5R)-5-C-(4-Chlorophenyl)-β-D-ribofuranosyl]-3,7-dihydro-5-[2-[tris(1-methylethyl)silyl]ethynyl]-4H-pyrrolo[2,3-d]pyrimidin-4-one O-methyloxime

(4Z)-7-[(5R)-2,3-Di-O-acetyl-5-O-([1,1′-biphenyl]-4-ylcarbonyl)-5-C-(3,4-dichlorophenyl)-β-D-ribofuranosyl]-3,7-dihydro-5-(2-hydroxyethyl)-4H-pyrrolo[2,3-d]pyrimidin-4-one 4-(O-methyloxime)

(4Z)-7-[(5R)-5-O-([1,1′-Biphenyl]-4-ylcarbonyl)-5-C-[3-methyl-4-(trifluoromethyl)phenyl]-β-D-ribofuranosyl]-3,7-dihydro-4H-pyrrolo[2,3-d]pyrimidin-4-one 4-(O-methyloxime)

4H-Pyrrolo[2,3-d]pyrimidin-4-one, 7-[(5R)-5-O-([1,1′-biphenyl]-4-ylcarbonyl)-5-C-(4-chlorophenyl)-β-D-ribofuranosyl]-3,7-dihydro-, O-ethyloxime, (4Z)-