Using CCOC(=O)c1c[nH]c2cc(Cl)c(F)c(NCCCC=O)c2c1=O to produce CCCNn1cc(C(=O)O)c(=O)c2cc(F)c(Cl)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.