Using CCOP(=O)(CC(=O)OC(C)(C)C)OCC, O=Cc1ccc(C(=O)OCc2ccccc2)o1 to produce CC(C)(C)OC(=O)C=Cc1ccc(C(=O)OCc2ccccc2)o1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.