Synonyms: Ammonium, (p-phenylenebis(oxy-2-butynylene))bis(trimethyl-, diiodide;1,4-Bis(4-dimethylamino-2-butynyloxy)benzene diiodomethylate;(p-Phenylenebis(oxy-2-butynylene))bis(trimethylammonium diiodide);2-Butyn-1-aminium, 4,4'-(1,4-phenylenebis(oxy))bis(N,N,N-trimethyl-, diiodide;AC1L4DMV;LS-18874;trimethyl-[4-[4-[4-(trimethylazaniumyl)but-2-ynoxy]phenoxy]but-2-ynyl]azanium diiodide;17124-34-4