1,3-benzenediol, 5-[4-hydroxy-2-(4-hydroxyphenyl)-6-[(E)-2-(4-hydroxyphenyl)ethenyl]-3-benzofuranyl]- 5-{4-Hydroxy-2-(4-hydroxy-phenyl)-6-[2-(4-hydroxy-phenyl)-vinyl]-benzofuran-3-yl}-benzene-1,3-diol 5-{4-hydroxy-2-(4-hydroxyphenyl)-6-[(E)-2-(4-hydroxyphenyl)vinyl]-1-benzofuran-3-yl}benzene-1,3-diol Anigopreissin A InChI=1/C28H20O6/c29-20-7-3-16(4-8-20)1-2-17-11-24(33)27-25(12-17)34-28(18-5-9-21(30)10-6-18)26(27)19-13-22(31)15-23(32)14-19/h1-15,29-33H/b2-1