C.I. 27925; C.I. Direct Blue 67 (VAN); C.I. Direct Blue 67, trisodium salt (8CI); 4-hydroxy-5-[(E)-(5-methoxy-2-methyl-4-{(2Z)-2-[1-oxo-6-(phenylamino)-3-sulfonaphthalen-2(1H)-ylidene]hydrazino}phenyl)diazenyl]naphthalene-2,7-disulfonic acid; trisodium 4-hydroxy-5-[(E)-(5-methoxy-2-methyl-4-{(2E)-2-[1-oxo-6-(phenylamino)-3-sulfonatonaphthalen-2(1H)-ylidene]hydrazino}phenyl)diazenyl]naphthalene-2,7-disulfonate