Thiocholine

2-Mercaptoethyltrimethylammonium

triMethyl(1-sulfanylethyl)azaniuM

Trimethyl(2-mercaptoethyl)aminium

2-Mercapto-N,N,N-trimethylethanaminium

2-Mercapto-N,N,N-trimethyl-1-ethanaminium