Using CCOC(=O)C(CC)=C(C)NC(=O)Nc1cc(C(=O)OC(C)C)c(Cl)cc1F to produce CCc1c(C)[nH]c(=O)n(-c2cc(C(=O)OC(C)C)c(Cl)cc2F)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.