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