Synonyms: Ammonium, [a-[p-(dimethylamino)phenyl]-a-[4-(dimethyliminio)-2,5-cyclohexadien-1-ylidene]-p-tolyl]ethyldimethyl-,bromide, chloride (8CI); Benzenaminium,4-[[4-(dimethylamino)phenyl][4-(dimethyliminio)-2,5-cyclohexadien-1-ylidene]methyl]-N-ethyl-N,N-dimethyl-,bromide chloride (9CI); [a-[p-(Dimethylamino)phenyl]-a-[4-(methyliminio)-2,5-cyclohexadien-1-ylidene]-p-tolyl]ethyldimethylammoniumbromide, methochloride (7CI); Ethyl green