[H]C(C)(CCCC(C)C)C1CCC2(C)C3(O)OC4(CC12C)C(=O)C1(C)CCC(OC(C)=O)C(C)(C)C1C4([H])C3=O
Rewrite: "Functional confirmatory assay using TK-10 cell line for NCI human tumor growth inhibition (non-molecular target)." Is the molecule assay-effective?