InChI=1/C18H27BrN2O3/c1-23-15-12-14(13-16(24-2)17(15)19)18(22)20-8-7-11-21-9-5-3-4-6-10-21/h12-13H,3-11H2,1-2H3,(H,20,22)/p+1/fC18H28BrN2O3/h20-21H/q+1 F50A5296E46F09F7