InChI=1S/C26H20O13/c27-12-3-1-2-8-14(29)6-10(18(31)16(8)12)11-7-15(30)9-4-5-13(28)23(17(9)19(11)32)38-26-22(35)20(33)21(34)24(39-26)25(36)37/h1-5,7,10,20-22,24,26-28,33-35H,6H2,(H,36,37)