InChI=1/C19H23N5O/c1-14-7-5-8-15(2)17(14)24-18(21-22-23-24)19(10-3-4-11-19)20-13-16-9-6-12-25-16/h5-9,12,20H,3-4,10-11,13H2,1-2H3 5B224B4A42B3A37B