Using O=C(O)c1ccc(Oc2ccccc2)cc1, CCOC(=O)CCc1ccc(N)cc1 to produce CCOC(=O)CCc1ccc(NC(=O)c2ccc(Oc3ccccc3)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.