InChI=1/C13H20N4O2/c1-3-16(11-5-4-7-14-9-11)13-12(17(18)19)10(2)6-8-15-13/h6,8,11,14H,3-5,7,9H2,1-2H3/p+1/t11-/m1/s1/fC13H21N4O2/h14H/q+1 7B8AFD4CA7E22A65