3-Ethoxy-1-(4-(2-(3-pentadecylphenoxy)butyramido)phenyl)-2-pyrazolin-5-one 71205-35-1 Butanamide, N-(4-(3-ethoxy-4,5-dihydro-5-oxo-1H-pyrazol-1-yl)phenyl)-2-(3-pentadecylphenoxy)-