InChI=1/C15H13N7O/c23-15(13-4-5-16-20-13)19-11-7-17-22(9-11)10-12-8-21-6-2-1-3-14(21)18-12/h1-9H,10H2,(H,16,20)(H,19,23)/f/h19-20H F63897E57628A47E