InChI=1/C15H20N2O/c1-4-17(5-2)10-13-11(3)16-14-9-7-6-8-12(14)15(13)18/h6-9H,4-5,10H2,1-3H3,(H,16,18)/p+1/fC15H21N2O/h16-17H/q+1 A9F9EC7B67028BE8