64046-04-4 AMMONIUM, (4-(4-HYDROXYPHENYL)-sec-BUTYL)TRIMETHYL-, IODIDE, METHYLCARBAMATE Ammonium, (4-(4-(methylcarbamoyloxy)phenyl)-sec-butyl)trimethyl-, iodide Carbamic acid, N-methyl-, 4-(gamma-dimethylamino-n-butyl)phenyl ester, methiodide Carbamic acid, methyl-, 4-(3-(trimethylammonio)butyl)phenyl ester, iodide T 1982