7-methoxy-2-(thiophen-2-yl)-1H-benzo[d]imidazole-4-carboxylic acid 、
4-N-(2-胺乙基)-1-N-BOC-哌啶 以to afford the desired product (0.24 g) as a foam的产率得到tert-butyl 4-{2-[7-methoxy-2-(thiophen-2-yl)-1H-benzo[d]imidazole-4-carboxamido]ethyl}piperazine-1-carboxylate