InChI=1S/C36H28O14/c37-11-13-7-17-23(15-3-1-5-19(39)25(15)29(42)27(17)21(41)9-13)24-16-4-2-6-20(40)26(16)30(43)28-18(24)8-14(12-38)10-22(28)49-36-33(46)31(44)32(45)34(50-36)35(47)48/h1-10,12,23-24,31-34,36-37,39-41,44-46H,11H2,(H,47,48)