2,5-二甲氧基-3,4,6-三甲基苯甲醛

1,4-dimethoxy-2,3,5-trimethylbenzene

(2,5-dimethoxy-3,4,6-trimethyl-benzylidene)-malonic acid

三甲基氢醌

1-bromo-2,5-dimethoxy-3,4,6-trimethylbenzene