1-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-hydroxybutanoyl]-4,4-difluoropyrrolidine-3-carboxylic acid

7-[3-(1,3-benzothiazol-2-ylsulfanyl)propyl]-3-methyl-8-(4-phenylpiperazin-1-yl)-2,3,6,7-tetrahydro-1H-purine-2,6-dione

3-[(2-fluorophenyl)methyl]-1-methyl-9-(4-methylphenyl)-6,7,8,9a,10,10a-hexahydro-4aH-purino[7,8-a]pyrimidine-2,4-dione

8-[(2-Chloro-6-fluorophenyl)methylsulfanyl]-3-methyl-7-octyl-4,5-dihydropurine-2,6-dione

9-(3,5-dimethylphenyl)-3-heptyl-1-methyl-6,7,8,9a,10,10a-hexahydro-4aH-purino[7,8-a]pyrimidine-2,4-dione

3-methyl-7-[(4-methylphenyl)methyl]-8-[(4-methylphenyl)sulfanyl]-2,3,6,7-tetrahydro-1H-purine-2,6-dione

3-[(3-chlorophenyl)methyl]-9-(4-ethoxyphenyl)-1-methyl-6,7,8,9a,10,10a-hexahydro-4aH-purino[7,8-a]pyrimidine-2,4-dione

9-(4-methoxyphenyl)-1,7-dimethyl-3-octyl-6,7,8,9a,10,10a-hexahydro-4aH-purino[7,8-a]pyrimidine-2,4-dione

3-butyl-9-(4-ethylphenyl)-1,7-dimethyl-6,7,8,9a,10,10a-hexahydro-4aH-purino[7,8-a]pyrimidine-2,4-dione

9-(4-ethylphenyl)-3-heptyl-1-methyl-6,7,8,9a,10,10a-hexahydro-4aH-purino[7,8-a]pyrimidine-2,4-dione

3-Methyl-8-[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]-7-(3-phenylpropyl)-4,5-dihydropurine-2,6-dione