、
1-chloracetyl-4-(4-butyl-phenyl)-piperidine 、
4-(4-butylphenyl)piperidine 、
氯乙酰氯 、
4-[[4-nitro-3-(trifluoromethyl)phenyl]amino]cyclohexan-1-ol 在
1-[4-(4-Butyl-phenyl)-piperidin-1-yl]-2-[trans-4-(4-nitro-3-trifluoromethyl-phenylamino)-cyclohexyloxy]-ethanone 作用下,
以This afforded the product as a yellow solid (36% yield)的产率得到