InChI=1/C16H23N3O/c1-4-19(7-8-20)11-15-10-17-18-16(15)14-6-5-12(2)13(3)9-14/h5-6,9-10,20H,4,7-8,11H2,1-3H3,(H,17,18)/p+1/fC16H24N3O/h18-19H/q+1 DBA88CA413BE447A