InChI=1S/C36H30O13/c1-12-6-16-23(15-4-3-5-19(37)25(15)29(41)26(16)20(38)8-12)24-17-7-13(2)9-21(39)27(17)30(42)28-18(24)10-14(11-22(28)40)48-36-33(45)31(43)32(44)34(49-36)35(46)47/h3-11,23-24,31-34,36-40,43-45H,1-2H3,(H,46,47)