SMILES: C1=CC2=C(C=C1Cl)C(=CN2)C[C@@H](C(=O)O)N
Description: The molecule is a non-proteinogenic L-alpha-amino acid that is L-tryptophan in which the hydrogen at position 5 of the indole ring has been replaced by a chlorine. It is a non-proteinogenic L-alpha-amino acid, an organochlorine compound and a L-tryptophan derivative. It is a tautomer of a 5-chloro-L-tryptophan zwitterion.