4'-demethylnobiletin

2'-(3,4-dimethoxybenzoyloxy)-3',4',5',6'-tetramethoxyacetophenone

重氮甲烷

5-hydroxy-3',4',6,7,8-pentamethoxyflavone

5,7-二羟基-6,8,3',4'-四甲氧基黄酮