Deschloro Venetoclax Impurity

Chemical Name: 2-((1H-Pyrrolo[2,3-b]pyridin-5-yl)oxy)-4-(4-((5,5-dimethyl-3,4,5,6-tetrahydro-[1,1'-biphenyl]-2-yl)methyl)piperazin-1-yl)-N-((3-nitro-4-(((tetrahydro-2H-pyran-4-yl)methyl)amino)phenyl)sulfonyl)benzamide

Smile: CC1(CCC(CN2CCN(C3=CC=C(C(OC4=CN=C5C(C=CN5)=C4)=C3)C(NS(C6=CC=C(C([N+]([O-])=O)=C6)NCC7CCOCC7)(=O)=O)=O)CC2)=C(C1)C8=CC=CC=C8)C