InChI=1/C19H18N6O2/c1-24(2)18-22-15(14-9-6-10-27-14)16-17(23-18)25(12-21-16)19(26)20-11-13-7-4-3-5-8-13/h3-10,12H,11H2,1-2H3,(H,20,26)/f/h20H 12C0C8EC57594748