4-[4-(3,4-difluoro-phenyl)-4-methyl-2-oxo-imidazolidin-1-yl]-adamantane-1-carboxylic acid methyl ester                                                                                                                                                              在
                                                                                                                                                                                 dimethyl sulfide borane   、                                                                                                  
水                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 4-(3,4-difluoro-phenyl)-1-(cis-5-hydroxymethyl-adamantan-2-yl)-4-methyl-imidazolidin-2-one   、                                                                                             4-(3,4-difluoro-phenyl)-1-(cis-5-hydroxymethyl-adamantan-2-yl)-4-methyl-imidazolidin-2-one