9-(4-bromophenyl)-3,4,6,7-tetrahydro-3,3,6,6-tetramethylacridine-1,8(2H,5H,9H,10H)-dione

3-(3-methoxyanilino)-5,5-dimethylcyclohex-2-en-1-one

5,5-dimethyl-3-(2-methylanilino)cyclohex-2-en-1-one

7,7-dimethyl-6,8-dihydroquinolin-5-one

13,13-dimethyl-3,4,9,10-tetraphenyl-1-oxa-8-azadispiro[4.1.4⁷.3⁵]tetradeca-3,9-diene-2,11-dione