InChI=1/C15H20N2O2/c1-16-15(19)12-17(2)11-14-9-4-3-7-13(14)8-5-6-10-18/h3-4,7,9,18H,6,10-12H2,1-2H3,(H,16,19)/p+1/fC15H21N2O2/h16-17H/q+1 E8F5EDDFDE11FE56