InChI=1/C14H28N4O2/c1-10(2)17(3)9-11-4-6-18(7-5-11)14(20)12(15)8-13(16)19/h10-12H,4-9,15H2,1-3H3,(H2,16,19)/p+2/t12-/m1/s1/fC14H30N4O2/h15,17H,16H2/q+2 4D025D1025D1B78C