InChI=1/C19H19BrN2O3S2/c1-12(2)21-19(23)18-11-13-10-15(6-9-17(13)26-18)22(3)27(24,25)16-7-4-14(20)5-8-16/h4-12H,1-3H3,(H,21,23)/f/h21H F4E15A7598ED49FF