(2R,3R,4E)-N,N-Diethyl-2-fluoro-2-trifluoromethyl-3-hydroxy-5-phenyl-4-pentenamide C??? ??, ??, ??

(2R,3R,4E)-N,N-Diethyl-2-fluoro-2-trifluoromethyl-3-hydroxy-5-phenyl-4-pentenamide ?? ?? ? ???

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(2R,3R,4E)-N,N-Diethyl-2-fluoro-2-trifluoromethyl-3-hydroxy-5-phenyl-4-pentenamide ?? ??