Syonyms Name: C.I. Basic Blue 8 (8CI); Victoria blue 4R; N-[(1E)-4-{bis[4-(dimethylamino)phenyl]methylidene}naphthalen-1(4H)-ylidene]-N-methylanilinium chloride; N-[(1E)-4-{bis[4-(dimethylamino)phenyl]methylidene}naphthalen-1(4H)-ylidene]-N-methylanilinium