[4-[alpha-[4-(cyclohexylamino)-1-naphthyl]-p-(dimethylamino)benzylidene]-2,5-cyclohexadien-1-ylidene]dimethylammonium chloride

Methanaminium, N-4-4-(cyclohexylamino)-1-naphthalenyl4-(dimethylamino)phenylmethylene-2,5-cyclohexadien-1-ylidene-N-methyl-, chloride