4-methyl-piperazine-1-sulfonic acid 5-bromo-pyridin-3-yl ester 、
N-甲基吲哚-2-硼酸 以to give 4-Methyl-piperazine-1-sulfonic acid 5-(1-methyl-1H-indol-2-yl)-pyridin-3-yl ester的产率得到4-methyl-piperazine-1-sulfonic acid 5-(1-methyl-1H-indol-2-yl)-pyridin-3-yl ester