Using CCOC(=O)c1nc(N(C)c2ccc(OC)cc2)c2ccccc2n1 to produce COc1ccc(N(C)c2nc(C(=O)O)nc3ccccc23)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.