Using Cc1[nH]cc2c(=O)n(-c3ccc(Cl)cc3)nc-2c1CCCOC(=O)c1ccccc1 to produce Cc1[nH]cc2c(=O)n(-c3ccc(Cl)cc3)nc-2c1CCCO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.