3-(3,4-dimethoxyphenyl)-6,8-dimethoxyisochromen-1-one

6-hydroxy-8-methoxy-3-(3,4-dimethoxyphenyl)isocoumarin

methyl 2-hydroxy-4,6-dimethoxybenzoate

2,4,6-三甲氧基苯甲酸甲酯

4',5'-dimethoxy-2'-iodoacetanilide