ethyl 2-[[(6R)-6-[bis(3-fluorophenyl)carbamoyloxymethyl]-6-hydroxy-7,8-dihydro-5H-naphthalen-1-yl]oxy]acetate                                                                                                                                                              在
                                                                                                                                                                                 
sodium hydroxide                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙醇                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 (2R)-5-(Carboxymethoxy)-2-{[N,N-di(3-fluorophenyl)-carbamoyloxy]methyl}-2-hydroxy-1,2,3,4-tetrahydro-naphthalene