2-((2-Cyano-3-(4-(diethylamino)phenyl)-1-oxoallyl)oxy)trimethylammonium benzoate 68072-51-5 Basic Yellow,benzoic acid lake EINECS 268-345-1 Ethanaminium, 2-((2-cyano-3-(4-(diethylamino)phenyl)-1-oxo-2-propenyl)oxy)-N,N,N-trimethyl-, benzoate