InChI=1/C23H21BrN2O2/c1-17(19-5-3-2-4-6-19)26-23(27)16-28-22-13-7-18(8-14-22)15-25-21-11-9-20(24)10-12-21/h2-15,17H,16H2,1H3,(H,26,27)/t17-/m1/s1/f/h26H 1215AE33911BC4A2