InChI=1S/C22H22O14/c23-10-2-1-7-5-8-3-4-31-16(8)19(17(7)34-10)36-21-14(27)11(24)9(6-32-21)33-22-15(28)12(25)13(26)18(35-22)20(29)30/h1-5,9,11-15,18,21-22,24-28H,6H2,(H,29,30)