InChI=1/C13H14N4O2/c18-17(19)10-4-1-3-9(7-10)12-8-15-13(16-12)11-5-2-6-14-11/h1,3-4,7-8,11,14H,2,5-6H2,(H,15,16)/p+1/t11-/m1/s1/fC13H15N4O2/h14,16H/q+1 752387EA16899865