InChI=1S/C23H22O11/c1-9-13(31-2)8-15-16(17(9)25)12(24)7-14(33-15)10-4-3-5-11(6-10)32-23-20(28)18(26)19(27)21(34-23)22(29)30/h3-8,18-21,23,25-28H,1-2H3,(H,29,30)