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