N-[3-(isopropylamino)propyl]-7-methoxy-2-(thiophen-2-yl)-1H-benzo[d]imidazole-4-carboxamide 、
三溴化硼 以to afford the desired product (32 mg, 12% yield) as a light brown solid的产率得到N-[3-(isopropylamino)propyl]-7-hydroxy-2-(thiophen-2-yl)-1H-benzo[d]imidazole-4-carboxamide