InChI=1S/C30H20O11S/c31-11-13-7-17-23(15-3-1-5-19(32)25(15)29(36)27(17)21(34)9-13)24-16-4-2-6-20(33)26(16)30(37)28-18(24)8-14(10-22(28)35)12-41-42(38,39)40/h1-11,23-24,32-35H,12H2,(H,38,39,40)