4-[[4-hydroxy-3-[1-oxo-3-[3-(trifluoromethyl)phenyl]allyl]phenyl]amino]-4-oxobutyric acid

4-[[4-Hydroxy-3-[1-oxo-3-[3-(trifluoromethyl)phenyl]-2-propenyl]phenyl]amino]-4-oxobutyric acid