4-(acridin-9-ylamino)benzenesulfonamide

N,N'-di(acridin-9-yl)hexane-1,6-diamine

N,N'-di(acridin-9-yl)ethane-1,2-diamine

N-(4-methoxyphenyl)acridin-9-amine

4-(acridin-9-ylamino)phenol