InChI=1/C14H16N4O/c1-10(11-4-3-7-16-9-11)17-14(19)18-13-6-2-5-12(15)8-13/h2-10H,15H2,1H3,(H2,17,18,19)/t10-/m1/s1/f/h17-18H D11797BDD4BDD458