InChI=1/C19H21BrN2O3/c1-21-19(23)15-5-3-13(4-6-15)11-22-12-14-9-16(20)18-17(10-14)24-7-2-8-25-18/h3-6,9-10,22H,2,7-8,11-12H2,1H3,(H,21,23)/p+1/fC19H22BrN2O3/h21-22H/q+1 B6D148B4972A4206