InChI=1/C13H16N4O2/c14-6-12(18)17-11(13(15)19)5-8-7-16-10-4-2-1-3-9(8)10/h1-4,7,11,16H,5-6,14H2,(H2,15,19)(H,17,18)/p+1/t11-/m0/s1/fC13H17N4O2/h14,17H,15H2/q+1 ACD7FD661BECFC55