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