Using COc1ccc(NC2=C(c3ccccc3)C(=O)NC2=O)cc1, OCc1ccoc1 to produce COc1ccc(NC2=C(c3ccccc3)C(=O)N(Cc3ccoc3)C2=O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.