InChI=1S/C22H26O11/c1-8-4-11(24)13(25)18(3)10(8)5-12-19-6-31-21(28,16(18)19)17(27)20(7-30-20)22(19,29)14(15(26)33-12)32-9(2)23/h4,10,12-14,16-17,25,27-29H,5-7H2,1-3H3