CC(=O)NNc1nc(C)c(C(=O)NNC(=O)C(=O)Nc2c(Cl)cc([N+](=O)[O-])cc2Cl)s1
Rewrite: "Functional confirmatory assay using TK-10 cell line for NCI human tumor growth inhibition (non-molecular target)." Is the molecule assay-effective?