4-(4,5-diphenyl-1,3-dihydroimidazol-2-ylidene)-3-hydroxycyclohexa-2,5-dien-1-one

4,5-diphenyl-3H-1,3-oxazol-2-one

2-(4-methylphenyl)-1,2-diphenylethanone

2-benzylsulfanyl-4,5-diphenyl-1H-imidazole

1-methyl-4,5-diphenylimidazole