The molecule is a dicarboxylic acid monoanion that is the conjugate base of O-hexadecanedioyl-L-carnitine; major spoecies at pH 7.3. It is a conjugate base of an O-hexadecanedioyl-L-carnitine.
16-[(2R)-1-carboxylato-3-(trimethylazaniumyl)propan-2-yl]oxy-16-oxohexadecanoate