InChI=1/C16H15BrN2O3/c1-22-16(21)19-14-5-2-11(3-6-14)9-18-10-12-8-13(17)4-7-15(12)20/h2-8,10,20H,9H2,1H3,(H,19,21)/f/h19H B40A64C57DA06774