72968-82-2 Benzenamine, N,N-dipropyl-3-((methylsulfonyl)amino)-4-((2,6-dicyano-4-methylphenyl)azo)- EINECS 277-156-3 Methanesulfonamide, N-(2-((2,6-dicyano-4-methylphenyl)azo)-5-(dipropylamino)phenyl)- N-(2-((2,6-Dicyano-p-tolyl)azo)-5-(dipropylamino)phenyl)methanesulphonamide