InChI=1/C22H18BrN3O2/c1-15-7-9-17(10-8-15)21(27)26-20(12-16-4-3-11-24-14-16)22(28)25-19-6-2-5-18(23)13-19/h2-14H,1H3,(H,25,28)(H,26,27)/b20-12+/f/h25-26H B5ED436B6EEC9A41