SMILES: CC1=C(C=CC(=C1)C[C@@H](C(=O)[O-])[NH3+])O
Description: The molecule is an amino acid zwitterion resulting from a transfer of a proton from the carboxy to the amino group of 3-methyl-L-tyrosine; major species at pH 7.3. It is a tautomer of a 3-methyl-L-tyrosine.