InChI=1S/C22H22O11/c1-30-10-4-2-9(3-5-10)12-8-31-19-11(14(12)23)6-7-13(15(19)24)32-22-18(27)16(25)17(26)20(33-22)21(28)29/h2-7,12,16-18,20,22,24-27H,8H2,1H3,(H,28,29)