InChI=1/C18H21BrN4O2/c19-16-7-15(10-20-11-16)18(25)22-9-14-1-2-17(21-8-14)23-5-3-13(12-24)4-6-23/h1-2,7-8,10-11,13,24H,3-6,9,12H2,(H,22,25)/f/h22H 234DB590B4833FA2