7-methoxy-2-(thiophen-2-yl)-1H-benzo[d]imidazole-4-carboxylic acid 、
N-(2-氨基乙基)-4-氯苯磺酰胺 以to afford the desired product (0.16 g, 45% yield) as an off-white solid的产率得到N-[2-(4-chlorophenylsulfonamido)ethyl]-7-methoxy-2-(thiophen-2-yl)-1H-benzo[d]imidazole-4-carboxamide