InChI=1/C19H25N5O3/c1-27-11-6-21-18(25)13-23-7-9-24(10-8-23)17-12-15(19(20)26)14-4-2-3-5-16(14)22-17/h2-5,12H,6-11,13H2,1H3,(H2,20,26)(H,21,25)/f/h21H,20H2 73722F03E39D3D50