InChI=1/C15H22N2O2/c1-4-11-19-14-7-5-13(6-8-14)12-17(3)10-9-15(18)16-2/h4-8H,1,9-12H2,2-3H3,(H,16,18)/p+1/fC15H23N2O2/h16-17H/q+1 A3F450565379D67F