InChI=1S/C20H26O5S/c1-24-19(14-12-17-8-4-2-5-9-17)16-20(25-26(21,22)23)15-13-18-10-6-3-7-11-18/h2-11,19-20H,12-16H2,1H3,(H,21,22,23)