Using CCOP(=O)(Cc1ccccc1C(=O)OC)OCC, CC(C)(C)OC(=O)N1CCC(=O)CC1 to produce COC(=O)c1ccccc1C=C1CCN(C(=O)OC(C)(C)C)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.