瑞博司可里布 、
2-溴丙酸甲酯 以gave 2-{4-[6-(7-cyclopentyl-6-dimethylcarbamoyl-7H-pyrrolo[2,3-d]pyrimidin-2-ylamino)-pyridin-3-yl]-piperazin-1-yl}-propionic acid methyl ester (46 mg, 39%)的产率得到2-{4-[6-(7-cyclopentyl-6-dimethylcarbamoyl-7H-pyrrolo[2,3-d]pyrimidin-2-ylamino)-pyridin-3-yl]-piperazin-1-yl}-propionic acid methyl ester