InChI=1/C16H12N6/c1-2-4-14-13(3-1)16(20-12-9-18-19-10-12)22-15(21-14)11-5-7-17-8-6-11/h1-10H,(H,18,19)(H,20,21,22)/f/h18,20H 43C39FB9B6CC6C8C