1-(3-(((5-chloro-2-((1-methyl-1H-pyrazol-4-yl)amino)-7H-pyrrolo(2,3-d)pyrimidin-4-yl)oxy)methyl)-4-methoxypyrrolidin-1-yl)prop-2-en-1-one
1-(3-(((5-chloro-2-((1-methyl-1h-pyrazol-4-yl)amino)-7h-pyrrolo(2,3-d)pyrimidin-4-yl)oxy)methyl)-4-methoxypyrrolidin-1-yl)prop-2-en-1-one