InChI=1/C18H21BrN6O/c1-25(7-8-26)6-5-20-17-10-15-16(11-21-17)22-12-23-18(15)24-14-4-2-3-13(19)9-14/h2-4,9-12,26H,5-8H2,1H3,(H,20,21)(H,22,23,24)/p+1/fC18H22BrN6O/h20,24-25H/q+1 DB91B01D7DCC286E