InChI=1/C18H20BrN3O2/c19-15-8-3-5-13(11-15)6-4-10-21-18(24)22-16-9-2-1-7-14(16)12-17(20)23/h1-3,5,7-9,11H,4,6,10,12H2,(H2,20,23)(H2,21,22,24)/f/h21-22H,20H2 AE6715A72B5AF57B