1-cyanomethyl-2-phenyl-5-[(2-n-propyl-4-methyl-6-(1-methyl-benzimidazol-2-yl)-benzimidazol-1-yl)-methyl]-benzimidazole 以
N-甲基乙酰胺 为溶剂,
以11%的产率得到1-[(1H-tetrazol-5-yl)-methyl]-2-phenyl-5-[(2-n-propyl-4-methyl-6-(1-methyl-benzimidazol-2-yl)-benzimidazol-1-yl)-methyl]-benzimidazole