Cc1ccc(C2=CC(=O)OC(C[P+](c3ccccc3)(c3ccccc3)c3ccccc3)(c3ccccc3)O2)cc1.[Br-]
Rewrite: "Functional confirmatory assay using TK-10 cell line for NCI human tumor growth inhibition (non-molecular target)." Is the molecule assay-effective?