3-甲氧基靛红酸酐

5-甲氧基-1H-苯并[d][1,3]噁嗪-2,4-二酮

3-(2,5-dimethoxyphenyl)-3-hydroxy-4-methoxy-1(3H)-isobenzofuranone

3-(2,5-dimethoxyphenyl)-3-hydroxy-7-methoxy-1(3H)-isobenzofuranone

[2-(2,5-dimethoxybenzoyl)-3-methoxyphenyl](2,5-dimethoxyphenyl)methanone