Using CCOC(=O)c1cc2cc(NC(=O)OCc3ccccc3)ccc2[nH]1 to produce O=C(Nc1ccc2[nH]c(C(=O)O)cc2c1)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.