InChI=1/C18H29BrN2O3/c1-3-9-24-18-16(19)12-15(13-17(18)23-4-2)14-20-5-6-21-7-10-22-11-8-21/h12-13,20H,3-11,14H2,1-2H3/p+1/fC18H30BrN2O3/h20H/q+1 3E9B1DDC17A970AB