InChI=1S/C22H22O11/c1-29-14-8-13-11(7-12(31-13)9-4-3-5-10(23)6-9)18(19(14)30-2)32-22-17(26)15(24)16(25)20(33-22)21(27)28/h3-8,15-17,20,22-26H,1-2H3,(H,27,28)