tert-butyl 4-(5-(4-(butyloxycarbonylaminomethyl)piperidin-1-yl)-1-methyl-1H-pyrazol-4-ylcarbamoyl)-2-bromothiazol-5-ylcarbamate 、
3-(二甲基氨基)苯硼酸 以gave 276 as an off-white solid (34 mg, 37% over two steps)的产率得到5-amino-N-(5-(4-(aminomethyl)piperidin-1-yl)-1-methyl-1H-pyrazol-4-yl)-2-(3-(dimethylamino)phenyl)thiazole-4-carboxamide