InChI=1/C20H23N5O/c1-15-21-13-17(23-15)20-19(16-7-3-2-4-8-16)22-14-25(20)12-6-11-24-10-5-9-18(24)26/h2-4,7-8,13-14H,5-6,9-12H2,1H3,(H,21,23)/f/h21H D8702F198497B66F