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