Using Nc1ccccn1, CSc1ccc(C(CC2CCCC2)C(=O)O)cc1 to produce CSc1ccc(C(CC2CCCC2)C(=O)Nc2ccccn2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.