InChI=1/C21H22N2O3S/c1-21(2,13-7-8-16-17(11-13)26-10-9-25-16)20(24)23-19-15(12-22)14-5-3-4-6-18(14)27-19/h7-8,11H,3-6,9-10H2,1-2H3,(H,23,24)/f/h23H 40AAEEF4558E7FC7