4'-(3-Nitro-9-acridinylamino)methanesulfonanilide 5-22-11-00050 (Beilstein Handbook Reference) 59748-51-5 BRN 0502229 Methanesulfonamide, N-(4-((3-nitro-9-acridinyl)amino)phenyl)- Methanesulfonanilide, 4'-(3-nitro-9-acridinylamino)-