InChI=1/C13H18BrN3O3S/c14-10-5-4-6-11(9-10)21(19,20)17-13(12(15)16-18)7-2-1-3-8-13/h4-6,9,17-18H,1-3,7-8H2,(H2,15,16)/f/h15H2/b16-12+ 0F7679E7DF7C9BE9