CC1=C(C)C(=O)OC(C(C)(O)C2(O)CCC3(O)C4CC(Cl)C5(O)C(O)C=CC(=O)C5(C)C4CCC32C)C1
Rewrite: "Functional confirmatory assay using TK-10 cell line for NCI human tumor growth inhibition (non-molecular target)." Is the molecule assay-effective?