Using Cc1oc(-c2ccc(OCc3ccccn3)cc2)nc1CCO[Si](c1ccccc1)(c1ccccc1)C(C)(C)C to produce Cc1oc(-c2ccc(OCc3ccccn3)cc2)nc1CCO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.