1 6TE ~{N}-[3-[methyl(7~{H}-pyrrolo[2,3-D]pyrimidin-4-yl)amino]cyclobutyl]methanesulfonamide 1.000 2 D7D N-{cis-3-[methyl(7h-pyrrolo[2,3-D]pyrimidin-4-yl)amino]cyclobutyl}propane-1-sulfonamide 0.909