InChI=1/C18H20BrN3O2/c1-13-12-24-16(14-5-3-2-4-6-14)10-22(13)11-18(23)21-17-8-7-15(19)9-20-17/h2-9,13,16H,10-12H2,1H3,(H,20,21,23)/t13-,16+/m1/s1/f/h21H D2F4E498DA48BAAA