2,3-bis(3,4-dimethoxyphenyl)acrylic acid

1-溴-2-(氯甲基)-4,5-二甲氧基苯

4-溴黎芦醚

1,2-bis(4-hydroxy-3-methoxyphenyl)ethane-1,2-dione

4-[2-(4-hydroxy-3-methoxyphenyl)ethyl]-2-methoxyphenol