InChI=1/C21H23N3/c1-3-7-18(8-4-1)17-23-15-12-20(13-16-23)24-21(11-14-22-24)19-9-5-2-6-10-19/h1-11,14,20H,12-13,15-17H2/p+1/fC21H24N3/h23H/q+1 B76EF80884627992