InChI=1/C16H21N3O2/c1-19(2)10-11-8-15(21-4)12(9-14(11)20-3)13-6-5-7-16(17)18-13/h5-9H,10H2,1-4H3,(H2,17,18)/p+1/fC16H22N3O2/h19H,17H2/q+1 F1AB13B7B786B39B