InChI=1/C18H21BrN4O2/c1-23(2)12-13-4-3-5-16(10-13)22-18(25)20-11-17(24)21-15-8-6-14(19)7-9-15/h3-10H,11-12H2,1-2H3,(H,21,24)(H2,20,22,25)/p+1/fC18H22BrN4O2/h20-23H/q+1 B3CCAEC0B5C2C52C