InChI=1/C11H20N4O2/c1-17-9-5-8(14-10(12)15-9)13-6-11(7-16)3-2-4-11/h9,16H,2-7H2,1H3,(H3,12,13,14,15)/p+1/t9-/m0/s1/fC11H21N4O2/h12-15H/q+1 E1F65F1A1EB68C23