InChI=1/C16H23BrN2O3/c1-4-19-9-5-6-11(19)10-18-16(20)14-13(21-2)8-7-12(17)15(14)22-3/h7-8,11H,4-6,9-10H2,1-3H3,(H,18,20)/p+1/t11-/m0/s1/fC16H24BrN2O3/h18-19H/q+1 F2E05D5D415D28F3