InChI=1/C19H22N4O3/c1-5-26-17-7-6-14(9-20)8-15(17)23-19(24)22-11-16-13(3)18(25-4)12(2)10-21-16/h6-8,10H,5,11H2,1-4H3,(H2,22,23,24)/f/h22-23H 51851423CBF1337A