InChI=1S/C24H20O12/c1-31-9-3-2-4-10-14(9)16(25)15-12(35-24-19(28)17(26)18(27)21(36-24)22(29)30)7-11-13(20(15)33-10)8-5-6-32-23(8)34-11/h2-8,17-19,21,23-24,26-28H,1H3,(H,29,30)