InChI=1/C15H20N2O2/c1-11(17(2)8-9-19-3)15(18)13-10-16-14-7-5-4-6-12(13)14/h4-7,10-11,16H,8-9H2,1-3H3/p+1/t11-/m0/s1/fC15H21N2O2/h17H/q+1 3F9AFF8CAADEA9B3