1-methyl-3-phenyl-1-prop-2-enylurea

(2,3-Dimethyl-9-phenyl-4,9-dihydro-pyrazolo[5,1-b]quinazolin-9-yl)-phenyl-methanone

6,7-dimethyl-1,3,3-triphenylimidazo[1,2-b]pyrazol-2-one

(3-Ethyl-2-methyl-9-phenyl-4,9-dihydro-pyrazolo[5,1-b]quinazolin-9-yl)-phenyl-methanone

7-ethyl-6-methyl-1,3,3-triphenylimidazo[1,2-b]pyrazol-2-one