InChI=1/C11H20N2O3/c1-4-12(5-2)10(16)13-8-6-7-11(13,3)9(14)15/h4-8H2,1-3H3,(H,14,15)/p-1/t11-/m1/s1/fC11H19N2O3/q-1 DF4C3FCB5D9D230C