2,6-ditert-butyl-4-(4-methyl-2H-1,2-oxazol-5-ylidene)cyclohexa-2,5-dien-1-one

7-oxo-2,3,4,6-tetrahydropyrano[3,2-c]pyridine-8-carbonitrile

2-phenylbenzo[h]quinazoline

2-(4-chlorophenyl)benzo[h]quinazoline

2-(4-methylphenyl)benzo[h]quinazoline