IUPAC:(1S,8S,9R,16S)-9-{5-[(1E)-2-[(2S,3S)-3-(3,5-dihydroxyphenyl)-6-hydroxy-2-(4-hydroxyphenyl)-2,3-dihydro-1-benzofuran-4-yl]ethenyl]-2-hydroxyphenyl}-8,16-bis(4-hydroxyphenyl)-15-oxatetracyclo[8.6.1.0^{2,7}.0^{14,17}]heptadeca-2,4,6,10(17),11,13-hexaene-4,6,12-triol
IUPAC:(1S,8S,9R,16S)-9-{5-[(1E)-2-[(2S,3S)-3-(3,5-dihydroxyphenyl)-6-hydroxy-2-(4-hydroxyphenyl)-2,3-dihydro-1-benzofuran-4-yl]ethenyl]-2-hydroxyphenyl}-8,16-bis(4-hydroxyphenyl)-15-oxatetracyclo[8.6.1.0^{2,7}.0^{14,17}]heptadeca-2,4,6,10(17),11,13-hexaene-4,6,12-triol