1 63A 1-[(3r,4r)-3-[({2-[(1-methyl-1h-pyrazol-4-yl)amino]-7h-pyrrolo[2,3-D]pyrimidin-4-yl}oxy)methyl]-4-(trifluoromethyl)pyrrolidin-1-yl]propan-1-one 1.000 2 630 1-{(3r,4r)-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}propan-1-one 0.794