5-(3-methylbutyl)-2,4-dihydro-3H-pyrazol-3-one

6-amino-2-[(4-methylphenyl)amino]pyrimidin-4(3H)-one

6-amino-2-(benzylamino)pyrimidin-4(3H)-one

6-amino-2-[(2,4-dichlorophenyl)amino]pyrimidin-4(3H)-one

4-methyl-8-phenylpyrazolo[5,1-c][1,2,4]triazine-3-carbonitrile

ethyl 4-[(E)-2-(dimethylamino)vinyl]pyrazolo[5,1-c][1,2,4]triazine-3-carboxylate

ethyl 4-[(E)-2-(dimethylamino)vinyl]-8-(4-fluorophenyl)-7-methylpyrazolo[5,1-c][1,2,4]triazine-3-carboxylate

(1E)-4,4,6-trimethyl-4H-pyrrolo[3,2,1-ij]quinoline-1,2-dione 1-hydrazone

ethyl 4-methyl-2-[(4-methylphenyl)amino]pyrimidine-5-carboxylate

7-aminopyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-6(7H)-one

methyl 2,5,7-trimethylpyrazolo[1,5-a]pyrimidine-3-carboxylate