4-乙基间苯二酚

(2E,4E)-1-(5-bromo-2,4-dihydroxyphenyl)-5-phenylpenta-2,4-dien-1-one

6-乙基-7-羟基-4-甲基-2H-色烯-2-酮

(E)-1-(5-溴-2,4-二羟基苯基)-3-(4-甲氧基苯基)丙-2-烯-1-酮

(E)-1-(5-溴-2,4-二羟基苯基)-3-(3,4-二甲氧基苯基)丙-2-烯-1-酮