COC(CC1(C=CO[Si](C(C)C)(C(C)C)C(C)C)C(=O)N(COCC[Si](C)(C)C)c2ccccc21)OC
Rewrite: "Functional confirmatory assay using TK-10 cell line for NCI human tumor growth inhibition (non-molecular target)." Is the molecule assay-effective?