InChI=1/C15H19BrN4O2S/c16-11-5-7-12(8-6-11)18-13(21)10-23-15-20-19-14(22-15)4-2-1-3-9-17/h5-8H,1-4,9-10,17H2,(H,18,21)/p+1/fC15H20BrN4O2S/h17-18H/q+1 0EF31E864F39030F