InChI=1/C21H25N5O/c1-26(14-18-10-11-22-25-18)13-15-6-8-17(9-7-15)21-23-19(12-20(27)24-21)16-4-2-3-5-16/h6-12,16H,2-5,13-14H2,1H3,(H,22,25)(H,23,24,27)/p+1/fC21H26N5O/h24-26H/q+1 D16695411381AA63