InChI=1S/C26H18O13/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/h1-7,20-22,24,26-28,33-35H,(H,36,37)