InChI=1/C13H19BrN4S/c14-11-4-5-12(16-10-11)17-13(19)15-6-9-18-7-2-1-3-8-18/h4-5,10H,1-3,6-9H2,(H2,15,16,17,19)/p+1/fC13H20BrN4S/h15,17-18H/q+1 142F72591E066925