InChI=1/C24H20N2O4S/c1-16-7-9-17(10-8-16)25-23-15-22(20-5-3-4-6-21(20)24(23)27)26-31(28,29)19-13-11-18(30-2)12-14-19/h3-15,25H,1-2H3 B99C1DAA3B81CC30