Using CCO, Cc1cc(Cl)c(N2C(=O)Cc3cc(C)ccc32)c(Cl)c1 to produce Cc1cc(Cl)c(Nc2ccc(C)cc2CC(=O)O)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.