InChI=1S/C36H30O14/c1-11-6-14-21(22-15-7-12(2)9-18(38)24(15)29(42)26-16(22)10-19(39)27(40)30(26)43)13-4-3-5-20(25(13)28(41)23(14)17(37)8-11)49-36-33(46)31(44)32(45)34(50-36)35(47)48/h3-10,21-22,31-34,36-40,43-46H,1-2H3,(H,47,48)