Using COC(=O)[C@H](C(C)C)N1Cc2ccc(-c3ccc(N)cc3)cc2C1=O, CCOC(=O)c1ncc(-c2ccccc2)s1 to produce COC(=O)[C@H](C(C)C)N1Cc2ccc(-c3ccc(NC(=O)c4ncc(-c5ccccc5)s4)cc3)cc2C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.