2-(3-Acetamido-2-oxo-1,2-dihydropyridin-1-yl)acetic acid

3-[(2,5-dimethylphenyl)methyl]-1,6,7,8-tetramethyl-1H,2H,3H,4H,8H-imidazo[1,2-g]purine-2,4-dione

2-[(3,4-dichlorophenyl)methyl]-4,6,7,8-tetramethyl-9aH-purino[7,8-a]imidazol-6-ium-1,3-dione

3-[(4-fluorophenyl)methyl]-1,6,7,8-tetramethyl-1H,2H,3H,4H,8H-imidazo[1,2-g]purine-2,4-dione

1,6,7,8-tetramethyl-3-[(naphthalen-1-yl)methyl]-1H,2H,3H,4H,8H-imidazo[1,2-g]purine-2,4-dione

6-(3-Chloro-4-methylphenyl)-2-(3,3-dimethyl-2-oxobutyl)-4,7-dimethyl-4a,9a-dihydropurino[7,8-a]imidazole-1,3-dione

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

3-benzyl-8-(5-chloro-2-methoxyphenyl)-1-methyl-1H,2H,3H,4H,6H,7H,8H-imidazo[1,2-g]purine-2,4-dione

6-(2-methoxy-5-methylphenyl)-4-methyl-2-(2-oxopropyl)-8,9a-dihydro-7H-purino[7,8-a]imidazol-9-ium-1,3-dione

8-[2-(3,3-dimethyl-2-oxobutoxy)phenyl]-1,3,6,7-tetramethyl-1H,2H,3H,4H,8H-imidazo[1,2-g]purine-2,4-dione

6-cyclopentyl-2-[(4-fluorophenyl)methyl]-4,7-dimethyl-9aH-purino[7,8-a]imidazol-9-ium-1,3-dione