[Br-].c1ccc([P+](c2ccccc2)(c2ccccc2)c2ccc(-c3ccc([P+](c4ccccc4)(c4ccccc4)c4ccccc4)cc3)cc2)cc1
Rewrite: "Functional confirmatory assay using TK-10 cell line for NCI human tumor growth inhibition (non-molecular target)." Is the molecule assay-effective?