InChI=1S/C23H18O13/c24-5-2-1-3-6-9(5)13(25)11-8(33-22-16(28)14(26)15(27)19(35-22)20(29)30)4-7-10(17(11)31-6)12-18-23(34-18)36-21(12)32-7/h1-4,12,14-16,18-19,21-24,26-28H,(H,29,30)