SMILES: C1=CC(=O)C(=O)C=C1C[C@@H](C(=O)O)N
Description: The molecule is an L-phenylalanine derivative in which the phenyl group of L-phenylalanine is replaced by a 3,4-dioxocyclohexa-1,5-dien-1-yl group. It has a role as a human metabolite and a mouse metabolite. It is a L-phenylalanine derivative and a member of 1,2-benzoquinones. It is a tautomer of a L-dopaquinone zwitterion.