InChI=1/C15H20N2O2/c1-5-10-17(4)11-9-13-7-6-8-14(12-13)19-15(18)16(2)3/h1,6-8,12H,9-11H2,2-4H3/p+1/fC15H21N2O2/h17H/q+1 2008F15C1904B192