Using O=Cc1ccc2ccccc2c1, CCOP(=O)(Cc1ccc(C(=O)OC)cc1)OCC to produce COC(=O)c1ccc(/C=C/c2ccc3ccccc3c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.