InChI=1/C19H22N6O2/c1-19(2,3)25-18(26)24-16-14(11-6-5-7-13(8-11)27-4)9-12-10-21-17(20)23-15(12)22-16/h5-10H,1-4H3,(H4,20,21,22,23,24,25,26)/f/h24-25H,20H2 E19CB70E25511698