Using COC(=O)c1ccc2c(-c3ccccc3Cl)cn(-c3ccc(C)cc3)c2c1 to produce Cc1ccc(-n2cc(-c3ccccc3Cl)c3ccc(C(=O)O)cc32)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.