(p-Phenylenebis(methylidynenitrilooxytrimethylene))bis(trimethylammonium) diiodide 10238-05-8 AMMONIUM, (p-PHENYLENEBIS(METHYLIDYNENITRILOOXYTRIMETHYLENE))BIS(TRIMETHYL-, DII Ammonium, (p-phenylenebis(methylidynenitrilooxytrimethylene))bis(trimethyl-, diiodide L.M. 2020