sodium 6-amino-5-[[2-[(cyclohexylmethylamino)sulphonyl]phenyl]azo]-4-hydroxynaphthalene-2-sulphonate

6-Amino-5-[o-(N-cyclohexyl-N-methylsulfamoyl)phenylazo]-4-hydroxy-2-naphthalenesulfonic acid sodium salt

6-Amino-4-hydroxy-5-[2-(N-methyl-N-cyclohexylsulfamoyl)phenylazo]-2-naphthalenesulfonic acid sodium salt

2-Naphthalenesulfonic acid, 6-amino-5-2-(cyclohexylmethylamino)sulfonylphenylazo-4-hydroxy-, monosodium salt