InChI=1/C23H19BrN2O3/c1-3-14-4-7-21-19(10-14)26-23(29-21)17-11-16(5-6-20(17)27)25-12-15-8-13(2)9-18(24)22(15)28/h4-12,27-28H,3H2,1-2H3 67F8660521C2D383