Using CC(=O)N1c2ccc(-c3cc(C=O)co3)cc2[C@H](NC(=O)OC(C)C)C[C@@H]1C, C1CCNCC1 to produce CC(=O)N1c2ccc(-c3cc(CN4CCCCC4)co3)cc2[C@H](NC(=O)OC(C)C)C[C@@H]1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.