[5-(2-Ethylaminomethyl-4-trifluoromethyl-phenyl)-pyridin-3-yl]-acetic acid methyl ester, dihydrochloride   、                                                                                      
苯乙酸                                                                                                                                                                                                                                                                                                          以to provide (5-{2-[(N-ethyl-N-phenylacetyl-amino)-methyl]-4-trifluoromethyl-phenyl}-pyridin-3-yl)-acetic acid methyl ester的产率得到(5-{2-[(N-ethyl-N-phenylacetyl-amino)-methyl]-4-trifluoromethyl-phenyl}-pyridin-3-yl)-acetic acid methyl ester