InChI=1/C28H19BrN2O3/c1-18-4-2-7-25-26(18)31-27(34-25)21-5-3-6-23(16-21)30-17-19-8-14-24(15-9-19)33-28(32)20-10-12-22(29)13-11-20/h2-17H,1H3 97D37F2559CFAF45