N,N-二苯甲酰苯甲酰胺

吡咯并[1,2-a]喹喔啉-4(5H)-酮

3-methyl-6-phenyl-1,3,5-oxadiazine-2,4-dione

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

N-(carbamoylcarbamoyl)benzamide