Using CC(C)(C)[Si](C)(C)Cl, Cc1nc(Cl)cc(N2CCN(CCO)CC2)n1 to produce Cc1nc(Cl)cc(N2CCN(CCO[Si](C)(C)C(C)(C)C)CC2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.