InChI=1S/C22H22O12/c1-30-9-5-12-14(19-22(29,7-31-12)10-3-2-8(23)4-11(10)32-19)13(6-9)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)