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