SMILES: C1=C(NC=N1)C[C@@H](C(=O)[O-])NC(=O)CCC[NH3+]
Description: The molecule is a zwitterion arising from transfer of a proton from the carboxy to the amino group of L-homocarnosine; major species at pH 7.3. It is a N-acyl-L-alpha-amino acid anion and a dipeptide zwitterion. It is a tautomer of a L-homocarnosine.