InChI=1S/C36H28O10/c1-16(2)13-18-15-36(3,46-33-19(18)7-8-21-30(43)26-22(37)9-10-24(39)34(26)45-32(21)33)12-11-17-14-25(40)27-29(42)20-5-4-6-23(38)31(20)44-35(27)28(17)41/h4-14,18,37-41H,15H2,1-3H3/b12-11+