InChI=1S/C22H22O12/c1-32-14-5-3-9(2-4-11(24)16-12(25)7-10(23)8-13(16)26)6-15(14)33-22-19(29)17(27)18(28)20(34-22)21(30)31/h2-8,17-20,22-23,25-29H,1H3,(H,30,31)