InChI=1/C18H20BrN3O3S/c19-11-4-6-12(7-5-11)21-17(25)16-13-2-1-3-14(13)26-18(16)22-15(24)10-20-8-9-23/h4-7,20,23H,1-3,8-10H2,(H,21,25)(H,22,24)/p+1/fC18H21BrN3O3S/h20-22H/q+1 7CC21D874FEA5E76