[5-(2-Ethylaminomethyl-4-trifluoromethyl-phenyl)-pyridin-3-yl]-acetic acid ethyl ester 、
3-(3-吡啶基)丙酸 以to provide [5-(2-{[N-ethyl-N-(3-pyridin-3-yl-propionyl)-amino]-methyl}-4-trifluoromethyl-phenyl)-pyridin-3-yl]-acetic acid ethyl ester的产率得到[5-(2-{[N-ethyl-N-(3-pyridin-3-yl-propionyl)-amino]-methyl}-4-trifluoromethyl-phenyl)-pyridin-3-yl]-acetic acid ethyl ester