Using C=CCOC(=O)Cl, Cc1ccc(N)cc1C(=O)c1ccc(Nc2ccc(F)cc2F)cc1Cl to produce C=CCOC(=O)Nc1ccc(C)c(C(=O)c2ccc(Nc3ccc(F)cc3F)cc2Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.