Decyltrimethylammonium bromide2082-84-032 % similar Octyltrimethylammonium bromide2083-68-332 % similar Cetrimonium bromide57-09-032 % similar (5-Bromopentyl)trimethylammonium bromide15008-33-031 % similar S-Methyl thioacetate1534-08-330 % similar Acetylcholine perchlorate927-86-630 % similar