InChI=1/C18H14N6/c1-12-5-4-8-15(21-12)18-22-14-7-3-2-6-13(14)17(24-18)23-16-9-10-19-11-20-16/h2-11H,1H3,(H,19,20,22,23,24)/f/h23H 6777F123F93641C5