potassium (R)-alpha-[(3-methoxy-1-methyl-3-oxo-1-propenyl)amino]cyclohexa-1,4-diene-1-acetate

(αR)-α-[(3-Methoxy-1-methyl-3-oxo-1-propenyl)amino]-1,4-cyclohexadiene-1-acetic acid potassium salt