SMILES: CC(=CCOC1=CC=C(C=C1)C[C@@H](C(=O)[O-])[NH3+])C
Description: The molecule is an amino acid zwitterion obtained by transfer of a proton from the amino to the carboxy group of 4-O-dimethylallyl-L-tyrosine; major species at pH 7.3. It is a tautomer of a 4-O-dimethylallyl-L-tyrosine.