Using CC(C)(C)OC(=O)N1CCCC2(C1)C(=O)NC2c1ccc(F)cc1, C[Si](C)(C)[N-][Si](C)(C)C to produce CN1C(=O)C2(CCCN(C(=O)OC(C)(C)C)C2)C1c1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.