Using CCc1ccnc(C(=O)c2[nH]c3ccc(Cl)cc3c2CC(=O)OC)c1F to produce CCc1ccnc(C(=O)c2[nH]c3ccc(Cl)cc3c2CC(=O)O)c1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.