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

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