6-(5-phenyl-1,2-oxazol-3-ylidene)cyclohexa-2,4-dien-1-one

2-methyl-1,3-diphenylpropane-1,3-dione

3-methyl-3-phenyl-2-benzofuran-1-one

3-苯基-7H-苯并[去]蒽-7-酮

3,5-二甲基联苯