(R)-3-Carboxy-2-((mercaptoacetyl)oxy)-N,N,N-trimethyl-1-propanaminium chloride 1-Propanaminium, 3-carboxy-2-((mercaptoacetyl)oxy)-N,N,N-trimethyl-, chloride, (R)- 83544-83-6 Mercaptoacetyl carnitine chloride