InChI=1/C19H12N4O/c20-9-12-6-7-15-14(8-12)17(13-4-2-1-3-5-13)18(19(24)23-15)16-10-21-11-22-16/h1-8,10-11H,(H,21,22)(H,23,24)/f/h21,23H CCA7162298ECD7A1