InChI=1/C20H21N5O/c1-3-14-8-4-5-9-15(14)16-11-17(25-20(21)24-16)19(26)23-12-18-13(2)7-6-10-22-18/h4-11H,3,12H2,1-2H3,(H,23,26)(H2,21,24,25)/f/h23H,21H2 3CA5FDDCE7ADD147