InChI=1/C19H18N6O/c1-12-7-8-13(26)9-15(12)22-18-10-17(20-2)23-19(24-18)25-11-21-14-5-3-4-6-16(14)25/h3-11,26H,1-2H3,(H2,20,22,23,24)/f/h20,22H 804032B67E4EFB46