3'-(3,5-Dihydroxy-phenyl)-2,2'-bis-(4-hydroxy-phenyl)-4-[2-(4-hydroxy-phenyl)-vinyl]-2,3,2',3'-tetrahydro-[3,6']bibenzofuranyl-6,4'-diol Gnemonol K InChI=1/C42H32O9/c43-28-9-2-22(3-10-28)1-4-25-15-33(48)21-36-37(25)38(41(51-36)23-5-11-29(44)12-6-23)27-18-34(49)40-35(19-27)50-42(24-7-13-30(45)14-8-24)39(40)26-16-31(46)20-32(47)17-26/h1-21,38-39,41-49H/b4-1+/t38-,39?,41+,42?/m0/s [3,6'-bibenzofuran]-4',6-diol, 3'-(3,5-dihydroxyphenyl)-2,2',3,3'-tetrahydro-2,2'-bis(4-hydroxyphenyl)-4-[(E)-2-(4-hydroxyphenyl)ethenyl]-, (2S,3S)- rel-(2R,3R)-3'-(3,5-dihydroxyphenyl)-2,2'-bis(4-hydroxyphenyl)-4-[(E)-2-(4-hydroxyphenyl)vinyl]-2,2',3,3'-tetrahydro-3,6'-bi-1-benzofuran-4',6-diol