1'-苄基-6-甲氧基螺[3,4-二氢苯并吡喃-2,4'-哌啶]-4-酮

6-甲氧基-4-氧代-4H-苯并吡喃-2-羧酸

6,3-二甲氧基黄酮

3-hydroxy-1-(2-hydroxy-5-methoxyphenyl)-3-methylbutan-1-one

3-羟基-6-甲氧基黄酮