2-phenyl-3,7,8-tribenzoyloxy-4-oxo-4H-1-benzopyran

2,3,4-三羟基苯乙酮

2',3',4'-tribenzoyloxyacetophenone

2',3',4'-tribenzoyloxy-2-bromoacetophenone

4-(2-(benzoyloxy)-3-oxo-3-phenylpropanoyl)-3-hydroxy-1,2-phenylene dibenzoate