甲基-4-(2-溴乙氧基)苯甲酸 、
3-methyl-2-(pyridin-3-yl)-1H-indole-5-carbonitrile 以to give 4-[2-(5-cyano-3-methyl-2-pyridin-3-yl-indol-1-yl)-ethoxy]-benzoic acid methyl ester的产率得到4-[2-(5-cyano-3-methyl-2-pyridin-3-yl-indol-1-yl)-ethoxy]-benzoic acid methyl ester