InChI=1/C16H13N5/c1-10-7-14(20-12-3-2-6-17-9-12)15-13(19-10)5-4-11-8-18-21-16(11)15/h2-9H,1H3,(H,18,21)(H,19,20)/f/h20-21H 689088DFBCB16127