InChI=1/C19H20N4O3/c1-12(2)22-19(24)16-6-4-5-14(7-16)11-21-17-8-15(10-20)9-18(13(17)3)23(25)26/h4-9,12,21H,11H2,1-3H3,(H,22,24)/f/h22H DFEE97D89274AECC