InChI=1/C15H16BrN3O2/c1-19(2)14-6-3-10(8-17-14)9-18-15(21)12-7-11(16)4-5-13(12)20/h3-8,20H,9H2,1-2H3,(H,18,21)/p+1/fC15H17BrN3O2/h17-18H/q+1 CCDC6719D450017E