Using CC(C)[Si](C(C)C)(C(C)C)n1ccc2ccc(F)cc21, CCOC(=O)OCC to produce CCOC(=O)c1cc2ccn([Si](C(C)C)(C(C)C)C(C)C)c2cc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.