Using CC(C)[P+](c1ccccc1)(c1ccccc1)c1ccccc1, COCC1CN(c2ccc(C3CCC(=O)CC3)cc2)C(=O)O1 to produce COCC1CN(c2ccc(C3CCC(=C(C)C)CC3)cc2)C(=O)O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.