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