InChI=1S/C22H22O12/c23-7-10-13(33-22-19(29)17(27)18(28)20(34-22)21(30)31)6-14-15(16(10)26)11(25)5-12(32-14)8-1-3-9(24)4-2-8/h1-4,6,12,17-20,22-24,26-29H,5,7H2,(H,30,31)