S=C1C(=Nc2ccccc2)N(c2ccccc2)C(=Nc2cccc[n+]2Cc2ccccc2)N1c1ccccc1.[Br-]
Rewrite: "Functional confirmatory assay using TK-10 cell line for NCI human tumor growth inhibition (non-molecular target)." Is the molecule assay-effective?