ABT 263-d8

4-[4-[[2-(4-Chlorophenyl)-5,5-dimethyl-1-cyclohexen-1-yl]methyl]-1-piperazinyl]-N-[[4-[[(1R)-3-(4-morpholinyl)-1-[(phenylthio)methyl]propyl]amino]-3-[(trifluoromethyl)sulfonyl]phenyl]sulfonyl]benzamide-d8;

O=C(NS(C1=CC(S(=O)(C(F)(F)F)=O)=C(N[C@@H](CSC2=CC=CC=C2)CCN3C([2H])([2H])C([2H])([2H])OC([2H])([2H])C3([2H])[2H])C=C1)(=O)=O)C(C=C4)=CC=C4N(CC5)CCN5CC6=C(C7=CC=C(Cl)C=C7)CCC(C)(C)C6