Cc1cc(C)c(P2C(=C(O[Si](C(C)C)(C(C)C)C(C)C)C(C)(C)C)C2(c2ccccc2)c2ccccc2)c(C)c1
Rewrite: "Functional confirmatory assay using TK-10 cell line for NCI human tumor growth inhibition (non-molecular target)." Is the molecule assay-effective?