InChI=1/C16H14N6O/c1-21-13-8-4-2-6-11(13)17-16(21)18-15(23)10-22-14-9-5-3-7-12(14)19-20-22/h2-9H,10H2,1H3,(H,17,18,23)/f/h17H 37506F3340F691C2