Using c1ccc([P+](Cc2ccco2)(c2ccccc2)c2ccccc2)cc1, CCN(CCCCCO)c1ccc(C=O)cc1 to produce CCN(CCCCCO)c1ccc(/C=C/c2ccco2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.