InChI=1S/C22H24O12/c1-32-19-9(2-6-12(24)11-5-4-10(23)8-13(11)25)3-7-14(15(19)26)33-22-18(29)16(27)17(28)20(34-22)21(30)31/h3-5,7-8,16-18,20,22-23,25-29H,2,6H2,1H3,(H,30,31)