Using Cc1ccc(COC(=O)N2CCC(CNC(=O)c3cc(C(=O)O)n[nH]3)CC2)cc1 to produce Cc1ccc(COC(=O)N2CCC(CNC(=O)c3cc(CO)n[nH]3)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.