InChI=1/C21H23N5O/c27-21(17-6-8-20(9-7-17)26-12-10-22-16-26)24-14-18-15-25(13-11-23-18)19-4-2-1-3-5-19/h1-10,12,16,18,23H,11,13-15H2,(H,24,27)/p+1/t18-/m0/s1/fC21H24N5O/h23-24H/q+1 A15CF12C407B7F48