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