5,7-dimethoxy-2-(4-nitrophenyl)chromen-4-one

6-hydroxy-4',5,7-trimethoxyflavone

2-(2,4-dimethoxyphenyl)-3,5,7-trimethoxychromen-4-one

2-(4-aminophenyl)-5,7-dimethoxychromen-4-one

5,7-dimethoxy-2-(3-nitrophenyl)chromen-4-one