InChI=1/C14H18N4O/c1-10-2-3-12-13(15-10)19-14(16-12)18-9-8-17-6-4-11(18)5-7-17/h2-3,11H,4-9H2,1H3/p+1/fC14H19N4O/h17H/q+1 9E86B691B9E138FB