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