InChI=1S/C22H22O11/c1-31-19-11(5-9-14(24)15(19)25)4-8-13(23)10-2-6-12(7-3-10)32-22-18(28)16(26)17(27)20(33-22)21(29)30/h2-9,16-18,20,22,24-28H,1H3,(H,29,30)