InChI=1/C24H20N2O4S/c1-3-30-19-11-9-16(10-12-19)13-18(14-25)22(27)26-23-21(24(28)29-2)20(15-31-23)17-7-5-4-6-8-17/h4-13,15H,3H2,1-2H3,(H,26,27)/b18-13+/f/h26H BF65615F1E8F5E96