Using CCOC(N)=O, CCOC(=O)c1ccc(NC(=O)c2ccccc2OC)cc1 to produce COc1ccccc1-c1nc2ccc(C(=O)O)cc2c(=O)[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.