Using N#C[O-], CCCS(=O)(=O)N[C@@H](C(=O)N[C@@H](CNC)C(=O)NCc1ccc(C#N)cc1)[C@H](C)CC to produce CCCS(=O)(=O)N[C@@H](C(=O)N[C@@H](CN(C)C(N)=O)C(=O)NCc1ccc(C#N)cc1)[C@H](C)CC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.