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