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