InChI=1/C18H14BrN3O/c19-16-10-13(18(23)22-14-4-2-1-3-5-14)8-11-6-7-12(17(20)21)9-15(11)16/h1-10H,(H3,20,21)(H,22,23)/p+1/fC18H15BrN3O/h22H,20-21H2/q+1 E80B4EECA4DDD1E3