InChI=1/C21H24N4O/c26-21-18-9-4-5-10-19(18)22-20(23-21)11-6-12-24-13-15-25(16-14-24)17-7-2-1-3-8-17/h1-5,7-10H,6,11-16H2,(H,22,23,26)/f/h23H 203DEBE19CAE30CB