Using O=C(O)c1cc2cccc(O)c2oc1=O, COc1ccc(OC)c(-c2cccc(N)c2)c1 to produce COc1ccc(OC)c(-c2cccc(NC(=O)c3cc4cccc(O)c4oc3=O)c2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.