O=C(CCCCCCCCC(=O)N1C(=O)CC(=O)N(c2cccc(Cl)c2)C1=S)N1C(=O)CC(=O)N(c2cccc(Cl)c2)C1=S
Rewrite: "Functional confirmatory assay using TK-10 cell line for NCI human tumor growth inhibition (non-molecular target)." Is the molecule assay-effective?