InChI=1/C12H11N5O2/c1-8-6-11(15-19-8)13-12(18)7-17-10-5-3-2-4-9(10)14-16-17/h2-6H,7H2,1H3,(H,13,15,18)/f/h13H 97CAFCFE18BF4C2F