InChI=1/C18H16N6/c1-12-7-9-14(10-8-12)13(2)20-21-17-15-5-3-4-6-16(15)18-22-19-11-24(18)23-17/h3-11,20H,2H2,1H3,(H,21,23)/f/h21H 6DC74E47618F67BC