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