2-amino-7-(3,4,5-trimethoxyphenyl)-7,8-dihydroquinazolin-5(6H)-one

3-(2-hydroxyethyl)-6,7-dimethoxyquinazoline-2,4(1H,3H)-dione

3-(3-chlorophenyl)quinazoline-2,4(1H,3H)-dione

2,6-dihydroimidazo[1,2-c]quinazolin-5(3H)-one

ethyl 5-amino-1-(4,6-dimethylpyrimidin-2-yl)-3-methyl-1H-pyrazole-4-carboxylate

N-(4,6-dimethylpyrimidin-2-yl)-N''-hydroxyguanidine

4-amino-6-(benzylthio)-1,3,5-triazin-2(5H)-one

4-(3,4-dihydroquinolin-1(2H)-yl)-1,3,5-triazin-2-amine

N-(6-methyl-4-oxo-1,4-dihydropyrimidin-2-yl)-N'-phenylguanidine

N-(4-isopropylphenyl)-N'-(6-methyl-4-oxo-1,4-dihydropyrimidin-2-yl)guanidine

3,4-dichloro-1-(2-ethoxyphenyl)-1H-pyrrole-2,5-dione