InChI=1S/C22H22O12/c1-30-14-7-13-11(15(24)19(14)31-2)6-12(33-13)8-3-9(23)5-10(4-8)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)