InChI=1/C19H20N4O3/c1-12-20-18(23-26-12)19(9-3-4-10-19)22-17(24)16-7-5-13-11-14(25-2)6-8-15(13)21-16/h5-8,11H,3-4,9-10H2,1-2H3,(H,22,24)/f/h22H 3229ABD35ABA0F2F