InChI=1/C21H22N2/c22-21-11-6-8-18(17-21)7-4-5-14-23-15-12-20(13-16-23)19-9-2-1-3-10-19/h1-3,6,8-12,17H,5,13-16,22H2/p+1/fC21H23N2/h23H/q+1 7DA95592A18AA5E7