4-(4-chloromethyl-phenyl)-3-[4-(3-methoxy-propyl)-3,4-dihydro-2H-benzo[1,4]oxazin-6-ylmethoxy]-5-triisopropylsilanyloxy-piperidine-1-carboxylic acid benzyl ester   、                                                                                      
2-(2,5-difluoro-phenoxy)-ethanol                                                                                                                                                                                                                                                                                                          生成                                                 4-{4-[2-(2,5-difluoro-phenoxy)-ethoxymethyl]-phenyl}-3-[4-(3-methoxy-propyl)-3,4-dihydro-2H-benzo[1,4]oxazin-6-ylmethoxy]-5-triisopropylsilanyloxy-piperidine-1-carboxylic acid benzyl ester