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(C)CCC(CN(CC2)CCN2C3=CC=C(C(NS(C4=CC=C(NCC5CCOCC5)C([N+]([O-])=O)=C4)(=O)=O)=O)C(OC6=CN=C7C(C=CN7)=C6)=C3)=C(C8=CC=CC=C8)C1