InChI=1/C21H24N4O/c1-26-21-10-6-5-9-20(21)24-13-11-23(12-14-24)16-18-15-22-25(17-18)19-7-3-2-4-8-19/h2-10,15,17H,11-14,16H2,1H3/p+1/fC21H25N4O/h23H/q+1 77CA6923E2B1C7F6