Scirpusin B

4-[2-[2-(3,4-Dihydroxyphenyl)-3-(3,5-dihydroxyphenyl)-2,3-dihydro-6-hydroxybenzofuran-4-yl]ethenyl]-1,2-benzenediol

1,2-Benzenediol, 4-(2-(2-(3,4-dihydroxyphenyl)-3-(3,5-dihydroxyphenyl) -2,3-dihydro-6-hydroxy-4-benzofuranyl)ethenyl)-