tert-butyl 4-(5-(4-(butyloxycarbonylaminomethyl)piperidin-1-yl)-1-methyl-1H-pyrazol-4-ylcarbamoyl)-2-bromothiazol-5-ylcarbamate 、
5-氟-2-(三氟甲基)苯硼酸 以gave 279 as a brown solid (54 mg, 55% over two steps)的产率得到5-amino-N-(5-(4-(aminomethyl)piperidin-1-yl)-1-methyl-1H-pyrazol-4-yl)-2-(5-fluoro-2-(trifluoromethyl)phenyl)thiazole-4-carboxamide