InChI=1/C22H23BrN2O3/c1-13-8-18-16(10-22(27)28-20(18)9-14(13)2)11-25(4)12-21(26)24-19-6-5-17(23)7-15(19)3/h5-10H,11-12H2,1-4H3,(H,24,26)/p+1/fC22H24BrN2O3/h24-25H/q+1 7F5B9850DC3E67D5