Using CCCCC[Si]1(c2ccccc2)CCC(C(=O)O)CC1, Oc1ccc(OC(F)(F)F)cc1 to produce CCCCC[Si]1(c2ccccc2)CCC(C(=O)Oc2ccc(OC(F)(F)F)cc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.