InChI=1/C23H20N2/c1-17-12-13-21-20(14-17)15-22(19-10-6-3-7-11-19)25-23(21)24-16-18-8-4-2-5-9-18/h2-15H,16H2,1H3,(H,24,25)/p+1/fC23H21N2/h24-25H/q+1 D0BC6CD86F26F240