InChI=1/C13H16N4O2/c14-7-1-2-8-15-11-5-6-12(17(18)19)10-4-3-9-16-13(10)11/h3-6,9,15H,1-2,7-8,14H2/p+1/fC13H17N4O2/h14H/q+1 09C503EB41EB1F37