2-(bicyclo[2.2.1]heptan-2-yl)-7-methoxy-1H-benzo[d]imidazole-4-carboxylic acid 、
1-叔丁氧羰基-3-氨基哌啶 以to afford the desired product (219 mg crude) as a foam的产率得到tert-butyl 3-(2-(bicyclo[2.2.1]heptan-2-yl)-7-methoxy-1H-benzo[d]imidazole-4-carboxamido)piperidine-1-carboxylate