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