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