2-(4-Fluoro-benzoyl)-4-methyl-3-(2-oxo-2-phenyl-ethyl)-pentanoic acid ethyl ester

(S)-3-(tert-Butyl-diphenyl-silanyloxy)-4-{[2-(4-fluoro-phenyl)-4-isopropyl-6-phenyl-pyridin-3-ylethynyl]-methoxy-phosphinoyl}-butyric acid methyl ester