3-Ethyl-2-(3-(3-ethyl-5,6-dimethyl-3H-benzoxazol-2-ylidene)prop-1-enyl)-5,6-dimethylbenzoxazolium iodide 5,6,5',6'-Tetramethyl-3,3'-diethyl-2,2'-oxacarbocyanine iodide 52078-66-7 Benzoxazolium, 3-ethyl-2-(3-(3-ethyl-5,6-dimethyl-2(3H)-benzoxazolylidene)-1-propenyl)-5,6-dimethyl-, iodide EINECS 257-642-1