Using Clc1ccc(Cl)cc1, ClC(Cl)C[Si](Cl)(Cl)Cl to produce Clc1ccc(Cl)c(C(C[Si](Cl)(Cl)Cl)c2cc(Cl)ccc2Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.