InChI=1S/C22H26O11/c1-6-22(2,3)10-7-9-8-11(29-4)16(30-5)18(15(9)31-20(10)28)33-21-14(25)12(23)13(24)17(32-21)19(26)27/h6-8,12-14,17,21,23-25H,1H2,2-5H3,(H,26,27)