COc1ccc(-c2oc3cc(-c4cc5oc(-c6ccc(OC)cc6)c(-c6ccc(OC)cc6)c5cc4OC)c(OC)cc3c2-c2ccc(OC)cc2)cc1
Rewrite: "Functional confirmatory assay using TK-10 cell line for NCI human tumor growth inhibition (non-molecular target)." Is the molecule assay-effective?