4,7-二羟基香豆素

(E)-1-(2-hydroxy-4-methoxyphenyl)-3-(2,3,4-trimethoxyphenyl)prop-2-en-1-one

3-hydroxy-7-methoxy-2-(4-methoxyphenyl)chromen-4-one

3-(3,4-二甲氧基苯基)-7-甲氧基-4H-1-苯并吡喃-4-酮

6-乙基-7-羟基-4-甲基-2H-色烯-2-酮