Using N[C@@H](CC1CCCCC1)C(=O)Nc1nccs1, CC(C)(C)OC(=O)NCC=O to produce CC(C)(C)OC(=O)NCCN[C@@H](CC1CCCCC1)C(=O)Nc1nccs1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.