InChI=1S/C36H26O14/c1-9-3-11-19(13(37)5-9)29(42)25-16(40)7-15(39)23-24-17(41)8-18(49-36-33(46)31(44)32(45)34(50-36)35(47)48)26-28(24)22(21(11)27(23)25)12-4-10(2)6-14(38)20(12)30(26)43/h3-8,31-34,36-41,44-46H,1-2H3,(H,47,48)