Using COC(=O)c1ccc([C@@H](C)N)cc1, CC1(C=O)CCCCC1 to produce COC(=O)c1ccc([C@@H](C)NCC2(C)CCCCC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.