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