InChI=1/C18H31BrN2O2/c1-5-11-23-18-16(19)12-15(13-17(18)22-4)14-20-9-8-10-21(6-2)7-3/h12-13,20H,5-11,14H2,1-4H3/p+1/fC18H32BrN2O2/h21H/q+1 5CA64CF1DAB7942B