InChI=1S/C22H22O12/c1-30-14-7-13-10(15(24)19(14)31-2)6-12(33-13)9-4-3-8(5-11(9)23)32-22-18(27)16(25)17(26)20(34-22)21(28)29/h3-7,16-18,20,22-27H,1-2H3,(H,28,29)