tosylate de brétylium [ 4-méthylbenzènesulfonate de 2-bromo-N-éthyl-N,N-diméthylbenzèneméthanaminium | p-toluène-sulfonate de N-o-bromobenzyl N-éthyl N,N-diméthylammonium ]
bretylium tosylate [ 2-bromo-N-ethyl-N,N-dimethylbenzenemethanaminium 4-methylbenzenesulfonate | (o-bromobenzyl)ethyldimethylammonium p-toluenesulfonate ]