InChI=1/C19H19BrN2O3/c1-11-8-16(22)15(10-21)18(13-4-3-5-14(20)9-13)17(11)19(24)25-7-6-12(2)23/h3-5,9,18H,6-8,22H2,1-2H3/t18-/m0/s1 C1CCAF892CFE4987