InChI=1/C13H16N4O/c1-2-11-12(14-5-1)15-13(18-11)17-9-8-16-6-3-10(17)4-7-16/h1-2,5,10H,3-4,6-9H2/p+1/fC13H17N4O/h16H/q+1 9F583438FD484129