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