InChI=1S/C25H20O10/c26-14-8-11(5-7-16(14)34-25-22(31)20(29)21(30)23(35-25)24(32)33)13-6-4-10-2-1-3-12-9-15(27)19(28)18(13)17(10)12/h1-8,20-23,25-26,29-31H,9H2,(H,32,33)