2-(4-methyl-pyridin-3-yl)-5-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-1H-pyrrolo[2,3-b]pyridine 、
trifluoro-methanesulfonic acid 2-ethyl-5-pyrazin-2-yl-2H-pyrazol-3-yl ester 以to give 17 mg as an off-white solid的产率得到5-(1-ethyl-3-(pyrazin-2-yl)-1H-pyrazol-5-yl)-2-(4-methylpyridin-3-yl)-1H-pyrrolo[2,3-b]pyridine