The molecule is a stilbenoid isolated from the stems of Kobresia nepalensis and has been shown to exhibit inhibitory activity against topoisomerase II. It has a role as a metabolite and an EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor. It is a stilbenoid, a polyphenol and a member of 1-benzofurans.
5-[(2S,3R,4S,5S)-4-[(2R,3R)-3-(3,5-dihydroxyphenyl)-6-hydroxy-2-(4-hydroxyphenyl)-2,3-dihydro-1-benzofuran-5-yl]-2,5-bis(4-hydroxyphenyl)oxolan-3-yl]benzene-1,3-diol