3-Ethyl-2-(2-(1-ethyl-2,5-dimethyl-1H-pyrrol-3-yl)vinyl)benzoxazolinium iodide 63123-28-4 Benzoxazolium, 3-ethyl-2-(2-(1-ethyl-2,5-dimethyl-1H-pyrrol-3-yl)ethenyl)-, iodide EINECS 263-876-5