COC(=O)CCC12CC13CCC1(C)C4C(C)CC5(CC(C)C(=O)O5)OC4CC1(C)C3CCC2C(C)(C)O
Rewrite: "Functional confirmatory assay using TK-10 cell line for NCI human tumor growth inhibition (non-molecular target)." Is the molecule assay-effective?