Using COC=P(c1ccccc1)(c1ccccc1)c1ccccc1, O=C[C@@H]1Cc2ccccc2C2(C1)OCCO2 to produce COC=C[C@@H]1Cc2ccccc2C2(C1)OCCO2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.