InChI=1S/C24H20O11S/c25-13-3-1-2-11(4-13)23-16(10-33-36(30,31)32)15-5-12(6-19(29)24(15)35-23)20-9-18(28)22-17(27)7-14(26)8-21(22)34-20/h1-8,16,20,23,25-27,29H,9-10H2,(H,30,31,32)