InChI=1/C16H27BrN2O2/c1-2-7-18-16(14-4-3-5-15(17)13-14)6-8-19(9-11-20)10-12-21/h3-5,13,16,18,20-21H,2,6-12H2,1H3/p+1/t16-/m0/s1/fC16H28BrN2O2/h19H/q+1 0852C1B34A9E9332