methyl (2E)-(7-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazin-2-ylidene)acetate

(1E)-4,4,6,8-tetramethyl-4H-pyrrolo[3,2,1-ij]quinoline-1,2-dione 1-thiosemicarbazone

2-amino-7-(3-chlorophenyl)-7,8-dihydroquinazolin-5(6H)-one

7-(4-methoxyphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carboxylic acid

2-amino-7-(2,4-dimethoxyphenyl)-7,8-dihydroquinazolin-5(6H)-one

ethyl 5-(methoxyacetyl)-2,4-dimethyl-1H-pyrrole-3-carboxylate

6-butyl-5-methyl[1,2,4]triazolo[1,5-a]pyrimidin-7(4H)-one

6,7-dimethoxy-3-methylquinazoline-2,4(1H,3H)-dione

6-bromo-3-phenylquinazoline-2,4(1H,3H)-dione

3-(4-chlorophenyl)thieno[3,2-d]pyrimidine-2,4(1H,3H)-dione

ethyl 3-(5-methyl-7-oxo-4,7-dihydropyrazolo[1,5-a]pyrimidin-6-yl)propanoate