InChI=1/C13H18N4O2/c1-8(15-12(18)3-2-6-14)9-4-5-10-11(7-9)17-13(19)16-10/h4-5,7-8H,2-3,6,14H2,1H3,(H,15,18)(H2,16,17,19)/p+1/t8-/m0/s1/fC13H19N4O2/h14-17H/q+1 BB982780C88CBC3D