{4-[(5-Chloro-3-methyl-pyridin-2-ylmethyl)-amino]-butyl}-methyl-carbamic acid tert-butyl ester 、
3-[1-(4-fluoro-phenyl)-1-methyl-ethyl]-pyridin-2-carbaldehyde 、
三乙酰氧基硼氢化钠 以gave [4-((5-chloro-3-methyl-pyridin-2-ylmethyl)-{3-[1-(4-fluoro-phenyl)-1-methyl-ethyl]-pyridin-2-ylmethyl}-amino]-butyl]-methyl-carbamic acid tert-butyl ester as a light brown solid的产率得到[4-((5-chloro-3-methyl-pyridin-2-ylmethyl)-{3-[1-(4-fluoro-phenyl)-1-methyl-ethyl]-pyridin-2-ylmethyl}-amino)-butyl]-methyl-carbamic acid tert-butyl ester