InChI=1S/C22H24O11/c1-30-12-7-10-13(23)11(9-5-3-2-4-6-9)8-31-18(10)17(27)19(12)32-22-16(26)14(24)15(25)20(33-22)21(28)29/h2-7,11,13-16,20,22-27H,8H2,1H3,(H,28,29)