InChI=1/C15H19BrN2O2/c1-4-9(2)18-15(3,14(17)19)13-8-10-7-11(16)5-6-12(10)20-13/h5-9,18H,4H2,1-3H3,(H2,17,19)/p+1/t9-,15-/m1/s1/fC15H20BrN2O2/h18H,17H2/q+1 539D7D1DC7FC04CD