瑞博司可里布 、
1-溴-4-甲基戊烷 以gave 7-cyclopentyl-2-{5-[4-(4-methyl-pentyl)-piperazin-1-yl]-pyridin-2-ylamino}-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid dimethylamide (50 mg, 42%)的产率得到7-cyclopentyl-2-{5-[4-(4-methylpentyl)piperazin-1-yl]pyridin-2-ylamino}-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid dimethylamide