C.I.34200; Kayarus Blue G; Sumilight Supra Blue G; Amanil Fast Blue 4GL; Belamine Fast Blue 4GL; Benzanil Supra Blue 4GL; Calcoform Blue 4GL; Chlorantine Fast Blue 4GL; tetrasodium,2-[[4-[[4-[(2Z)-2-(6-anilino-2-oxo-3-sulfonatonaphthalen-1-ylidene)hydrazinyl]naphthalen-1-yl]diazenyl]-6-sulfonatonaphthalen-1-yl]diazenyl]benzene-1,4-disulfonate