InChI=1/C14H21BrN2O2/c1-4-17(5-2)10-14(18)16-9-11-8-12(19-3)6-7-13(11)15/h6-8H,4-5,9-10H2,1-3H3,(H,16,18)/p+1/fC14H22BrN2O2/h16-17H/q+1 41CE6D9276BDE07F