InChI=1/C13H16N4O3/c1-7(2)11(14)13-15-12(16-20-13)10-6-9(17(18)19)5-4-8(10)3/h4-7,11H,14H2,1-3H3/p+1/t11-/m1/s1/fC13H17N4O3/h14H/q+1 459E8D3A70F1E9B2