InChI=1/C20H18BrN3O/c21-16-8-6-14(7-9-16)12-24-13-17(11-22-24)23-20(25)19-10-18(19)15-4-2-1-3-5-15/h1-9,11,13,18-19H,10,12H2,(H,23,25)/t18-,19+/m1/s1/f/h23H EDF837DD5B2DDB37