Tofacitinib Impurity 9

Chemical Name: (Z)-2-((3R,4R)-3-((1H-indol-4-yl)(methyl)amino)-4-methylpiperidine-1-carbonyl)-3-amino-5-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-5-oxopent-2-enenitrile

Smile: C[C@@H]1CCN(C(C/C(N)=C(C#N)/C(N2CC[C@@H](C)[C@@H](N(C)C3=C4C(NC=C4)=CC=C3)C2)=O)=O)C[C@@H]1N(C)C5=C6C(NC=C6)=NC=N5