1-Propanaminium, 3-carboxy-2-(4-carboxy-3-methyl-1-oxobutoxy)-N,N,N-trimethyl-, hydroxide, inner salt 102673-95-0 3-Carboxy-2-(4-carboxy-3-methyl-1-oxobutoxy)-N,N,N-trimethyl-1-propanaminium hydroxide, inner salt 3-Methylglutarylcarnitine