COc1cc(O)c2c(=O)cc(C3(OC(C)=O)C=CC(OC4OC(CO)C(O)C(O)C4O)C=C3)oc2c1
Rewrite: "Functional confirmatory assay using TK-10 cell line for NCI human tumor growth inhibition (non-molecular target)." Is the molecule assay-effective?