InChI=1/C13H21BrN4/c1-17(2)6-3-11-4-7-18(8-5-11)13-15-9-12(14)10-16-13/h9-11H,3-8H2,1-2H3/p+1/fC13H22BrN4/h17H/q+1 AB7D973261AC7219