InChI=1S/C22H22O12/c1-31-9-4-2-8(3-5-9)12-6-10(23)14-11(24)7-13(15(25)19(14)32-12)33-22-18(28)16(26)17(27)20(34-22)21(29)30/h2-5,7,12,16-18,20,22,24-28H,6H2,1H3,(H,29,30)