63981-88-4 AMMONIUM, ((3-HYDROXY-4-CHLORO)PHENYL)TRIMETHYL-, IODIDE, METHYLCARBAMATE Ammonium, ((4-chloro-3-methylcarbamoyloxy)phenyl)trimethyl-, iodide Carbamic acid, N-methyl-, 2-chloro-5-dimethylaminophenyl ester, methiodide Carbamic acid, methyl-, (2-chloro-5-(trimethylammonio)phenyl) ester, iodide T-1800