Using CC(C)Oc1ccc(C2(C)NC(=O)N(CC#CCO[Si](c3ccccc3)(c3ccccc3)C(C)(C)C)C2=O)cc1 to produce CC(C)Oc1ccc(C2(C)NC(=O)N(CC#CCO)C2=O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.