3-(3,4-dimethoxyphenyl)-7,8-dihydroxychromen-4-one

5-丁基噻吩-2-甲醛

4-octyl-1,3-dioxolan-2-one

5-anilino-3-hydroxy<2,1>benzisoxazole-4,7-quinone sodium salt

5-anilino-1-methyl-2,1-benzoxazole-3,4,7-trione