Using COC(=O)C=P(c1ccccc1)(c1ccccc1)c1ccccc1, OC1CC2(CCCCC2)CCO1 to produce COC(=O)CCCC1(CCO)CCCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.