InChI=1S/C30H24O13S/c31-15-6-4-13(5-7-15)27-23(43-44(37,38)39)11-18-19(34)12-22-25(28(18)40-27)26-24-20(35)9-17(33)10-21(24)41-30(42-22,29(26)36)14-2-1-3-16(32)8-14/h1-10,12,23,26-27,29,31-36H,11H2,(H,37,38,39)