Using N#Cc1ccc(C(=O)N=C=O)cc1, COC(=O)COc1ccc(N)cc1 to produce COC(=O)COc1ccc(NC(=O)NC(=O)c2ccc(C#N)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.