InChI=1/C19H18N4O2/c24-18(16-10-13-4-1-2-7-17(13)22-19(16)25)21-14-5-3-6-15(11-14)23-9-8-20-12-23/h3,5-6,8-12H,1-2,4,7H2,(H,21,24)(H,22,25)/f/h21-22H 95C0734D5C971408