InChI=1S/C22H22O13/c1-33-19-13(25)11(12(24)14(26)16(19)28)10(23)7-4-8-2-5-9(6-3-8)34-22-18(30)15(27)17(29)20(35-22)21(31)32/h2-7,15,17-18,20,22,24-30H,1H3,(H,31,32)