InChI=1S/C30H18O13S/c31-15-8-19(33)28-22(36)11-24(41-26(28)9-15)14-4-5-18(32)17(7-14)27-20(34)10-21(35)29-23(37)12-25(42-30(27)29)13-2-1-3-16(6-13)43-44(38,39)40/h1-12,31-35H,(H,38,39,40)