SMILES: C[C@H]([C@@H](C(=O)N[C@@H](CC1=CC=C(C=C1)O)C(=O)O)NC(=O)[C@H](CCSC)NC(=O)[C@H](CS)N)O
Description: The molecule is a tetrapeptide composed of L-cysteine, L-methionine, L-threonine and L-tyrosine joined in sequence by peptide linkages. It has a role as a metabolite. It derives from a L-cysteine, a L-methionine, a L-threonine and a L-tyrosine.