InChI=1S/C36H30O14/c1-11-6-15-22(21-14-4-3-5-18(38)23(14)29(42)26-16(21)8-12(2)27(40)30(26)43)17-9-13(37)10-20(25(17)28(41)24(15)19(39)7-11)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)