4-(4-Aethoxy-anilino)-3-nitro-benzol-sulfonsaeure-(1)-dimethylamid, 4-[(4-ETHOXYPHENYL)AMINO]-N,N-DIMETHYL-3-NITROBENZENESULPHONAMIDE, 4-[(4-ethoxyphenyl)amino]-N,N-dimethyl-3-nitrobenzenesulfonamide, 3-Nitro-4-(4-aethoxy-anilino)-benzolsulfonsaeure-dimethylamid, 3-Nitro-4-p-phenetidino-benzolsulfonsaeure-dimethylamid,