InChI=1/C22H19BrN2O3/c23-18-10-8-17(9-11-18)15-19(25-22(27)20-7-4-14-28-20)21(26)24-13-12-16-5-2-1-3-6-16/h1-11,14-15H,12-13H2,(H,24,26)(H,25,27)/b19-15+/f/h24-25H 670F9EF8F501FB6D