Benzyl (2S)-2-[(4-cyanophenoxy)methyl]-1-aziridinecarboxylate 、
tert-butyl 3-azabicyclo[3.2.1]oct-8-yl(methyl)carbamate 以1.9 g (82%)的产率得到Benzyl (1S)-2-{8-[(tert-butoxycarbonyl)(methyl)amino]-3-azabicyclo-[3.2.1]oct-3-yl}-1-[(4-cyanophenoxy)methyl]ethylcarbamate