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