benzyl 4-(4-carboxyphenyl)-3-[4-(3-methoxypropyl)-3,4-dihydro-2H-benzo[1,4]oxazin-6-ylmethoxy]piperidine-1-carboxylate   、                                                                                      
(R)-3-phenoxypyrrolidine                                                                                                                                                                                                                                                                                                          生成                                                 Benzyl 3-[4-(3-methoxypropyl)-3,4-dihydro-2H-benzo[1,4]oxazin-6-ylmethoxy]-4-[4-(3-phenoxypyrrolidine-1-carbonyl)phenyl]piperidine-1-carboxylate