(4Z)-3-(3,4-二羟基苯基)-6-[(E)-2-(3,4-二羟基苯基)乙烯基]-1-羟基-4-(2-氧代亚丙基)-3,3alpha-二氢呋喃并[4,3-e]氧杂卓-8-酮
133360-41-5