InChI=1/C13H20N2O2/c1-14(2)9-8-11-6-5-7-12(10-11)17-13(16)15(3)4/h5-7,10H,8-9H2,1-4H3/p+1/fC13H21N2O2/h14H/q+1 E9D273C4F58BE766