InChI=1/C19H24N2O/c20-18-10-11-21(15-18)12-13-22-19-8-6-17(7-9-19)14-16-4-2-1-3-5-16/h1-9,18H,10-15,20H2/p+1/t18-/m0/s1/fC19H25N2O/h20H/q+1 D337FAC6E8B6DBCA