InChI=1/C13H19N3O2/c1-8(2)11(14)13(18)16-15-12(17)10-6-4-5-9(3)7-10/h4-8,11H,14H2,1-3H3,(H,15,17)(H,16,18)/p+1/t11-/m1/s1/fC13H20N3O2/h14-16H/q+1 5B217F8634694B6D