Using O=Cc1nonc1C(=O)Nc1ccc(F)c(Cl)c1, CCOC(=O)C[P+](c1ccccc1)(c1ccccc1)c1ccccc1 to produce CCOC(=O)/C=C/c1nonc1C(=O)Nc1ccc(F)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.