SMILES: C1=CC(=C(C(=C1C[C@@H](C(=O)O)N)SC[C@@H](C(=O)O)N)O)O
Description: The molecule is an L-tyrosine derivative that is L-DOPA in which the hydrogen at position 2 on the phenyl ring is replaced by a cysteinyl group. Found in the urine of patients with melanoma. It has a role as a human urinary metabolite. It is a member of catechols, a S-organyl-L-cysteine, a L-tyrosine derivative, an aryl sulfide, an amino dicarboxylic acid, a diamine and a S-conjugate. It derives from a L-dopa.