Using Cn1c(-c2ccc(Cl)cc2)cc(=O)c(C(=O)O)c1-c1ccc(Cl)cc1 to produce Cn1c(-c2ccc(Cl)cc2)cc(=O)c(C(=O)[O-])c1-c1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.