Tofacitinib Impurity 49

Chemical Name: 3-((3R,4R)-3-((2-chloro-7H-pyrrolo[2,3-d]pyrimidin-4-yl)(methyl)amino)-2-hydroxy-4-methylpiperidin-1-yl)-3-oxopropanenitrile

Smiles: N#CCC(N1C(O)[C@H](N(C2=C3C(NC=C3)=NC(Cl)=N2)C)[C@H](C)CC1)=O