2-[(5R)-3-[3,5-bis(trifluoromethyl)benzoyl]-5-(3-bromo-4-fluorophenyl)-1,3-oxazolidin-5-yl]ethyl methanesulfonate   、                                                                                      
Ethyl [(2S)-2,3-dihydrospiro[indene-1,4'-piperidin]-2-yloxy]acetate                                                                                                                                                                                                                                                                                                          以to give the title compound (415 mg; yield, 67%) as a white solid的产率得到ethyl {[(2S)-1'-{2-[(5R)-3-[3,5-bis(trifluoromethyl)benzoyl]-5-(3-bromo-4-fluorophenyl)-1,3-oxazolidin-5-yl]ethyl}-2,3-dihydrospiro[indene-1,4'-piperidin]-2-yl]oxy}acetate