Using CCOC(=O)c1nn(-c2ccccc2Cl)c(-c2ccc(Cl)cc2)c1C=COCC[Si](C)(C)C to produce CCOC(=O)c1nn(-c2ccccc2Cl)c(-c2ccc(Cl)cc2)c1CC=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.