COC1=C(C)C(=O)C2=C(C1=O)C1C3CC4=C(C(=O)C(OC)=C(C)C4=O)C(CNC(=O)C(C)O)N3C(C#N)C(C2)N1C
Rewrite: "Functional confirmatory assay using TK-10 cell line for NCI human tumor growth inhibition (non-molecular target)." Is the molecule assay-effective?