Using O=C(O)c1cc2cc(O)ccc2n1Cc1ccc(Cl)c(Cl)c1, CC(=O)OC(C)=O to produce CC(=O)Oc1ccc2c(c1)cc(C(=O)O)n2Cc1ccc(Cl)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.