Using CC(C)(C)OC(=O)N1C[C@H](Nc2ccc(C#N)cn2)C[C@H]1C(=O)O, N#C[C@@H]1CCCN1 to produce N#Cc1ccc(N[C@H]2CN[C@H](C(=O)N3CCC[C@H]3C#N)C2)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.