N'-苯基吡啶-2,5-二胺

2-(dimethylamino)-1,2,4,5-tetraphenylpyrrol-3-one

2-ethoxy-1,2,4,5-tetraphenylpyrrol-3-one

6,7-dimethoxy-2,3-diphenylisoquinolin-1-one

3-[anilino(phenyl)methylidene]pyran-2,6-dione