InChI=1/C18H22BrN3O/c1-13(14-6-5-11-20-12-14)22(4)17(23)21-18(2,3)15-7-9-16(19)10-8-15/h5-13H,1-4H3,(H,21,23)/t13-/m1/s1/f/h21H 4B8A01685CACD18C