rac-N-(3-chloro-4-cyanophenyl)-2-hydroxy-3-(2-iodophenyl)-2-phenyl-propionamide   、                                                                                      N-(3-chloro-4-cyanophenyl)-1-oxo-3-phenylisochroman-3-carboxamide   、                                                                                         、                                                                                      
Lithium aluminium hydride                                                                                                                                                                                                                                                                                                          以464 mg of the desired product were obtained as a yellowish foam的产率得到rac-N-(3-chloro-4-cyanophenyl)-2-hydroxy-3-(2-hydroxymethylphenyl)-2-phenyl-propionamide