[2-[3-[3-heptyl-1,5-dihydro-5-oxo-1-(2,4,6-trichlorophenyl)-4H-pyrazol-4-ylidene]-1-propenyl]phenoxy]acetic acid

[2-[3-[[3-Heptyl-4,5-dihydro-5-oxo-1-(2,4,6-trichlorophenyl)-1H-pyrazol]-4-ylidene]-1-propenyl]phenoxy]acetic acid