7-methoxy-2-(thiophen-2-yl)-1H-benzo[d]imidazole-4-carboxylic acid 、
N-(2-氨基乙基)-N-吡啶-2-胺 以to afford the desired product (114 mg, 33% yield) as a white solid的产率得到7-hydroxy-N-[2-(pyridin-2-ylamino)ethyl]-2-(thiophen-2-yl)-1H-benzo[d]imidazole-4-carboxamide