、                                                                                      
[rac]-2-[4-(1-amino-propyl)-2-methyl-phenoxy]-2-methyl-propionic acid ethyl ester   、                                                                                      
4’-三氟甲基-二苯基-4-甲酸                                                                                                                                                                                                                                                                                                          以to give [rac]-2-methyl-2-(2-methyl-4-{1-[(4′-trifluoromethyl-biphenyl-4-carbonyl)-amino]-propyl}-phenoxy)-propionic acid ethyl ester, which的产率得到[rac]-2-methyl-2-(2-methyl-4-{1-[(4'-trifluoromethyl-biphenyl-4-carbonyl)-amino]-propyl}-phenoxy)-propionic acid ethyl ester