InChI=1S/C22H22O13/c1-6-10(23)13(26)11(24)9-12(25)15(28)19(34-18(6)9)7-2-4-8(5-3-7)33-22-17(30)14(27)16(29)20(35-22)21(31)32/h2-5,14-17,19-20,22-24,26-30H,1H3,(H,31,32)