3,4-二甲氧基苯乙酮

2-(2-formyl-4,5-dimethoxyphenyl)-4,5-dimethoxybenzaldehyde

2,2'-dibromo-4,4',5,5'-tetramethoxychalcone

2-(2-bromo-4,5-dimethoxyphenyl)butan-2-ol

2,3,8,9-tetramethoxy-6,6-dimethyl-6H-benzo[c]chromene