InChI=1/C16H13N3O2/c1-10-9-14(11-5-2-3-7-13(11)18-10)19-15-12(16(20)21)6-4-8-17-15/h2-9H,1H3,(H,20,21)(H,17,18,19)/f/h18-19H 2E54F7C4BE55C70C