InChI=1S/C36H30O14/c1-12-5-16-23(24-17-7-13(11-37)8-20(40)26(17)29(42)27-18(24)9-14(38)10-21(27)41)15-3-2-4-22(28(15)30(43)25(16)19(39)6-12)49-36-33(46)31(44)32(45)34(50-36)35(47)48/h2-10,23-24,31-34,36-41,44-46H,11H2,1H3,(H,47,48)