InChI=1/C17H21BrN4O2/c1-19-16(23)10-22-6-4-13(5-7-22)20-17(24)15-8-11-2-3-12(18)9-14(11)21-15/h2-3,8-9,13,21H,4-7,10H2,1H3,(H,19,23)(H,20,24)/f/h19-20H 4992AF4380BEB357