Using Clc1cc(Cl)ncn1, CC(C)(C)[Si](C)(C)OC[C@@H]1C[C@@H](O)C[C@@H]1O[Si](C)(C)C(C)(C)C to produce CC(C)(C)[Si](C)(C)OC[C@@H]1C[C@@H](Oc2cc(Cl)ncn2)C[C@@H]1O[Si](C)(C)C(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.