Using O=C(Nc1ccc(C#CC2CCCCC2)cc1C(=O)O)c1ccc(C2CCCCC2)cc1 to produce O=C(Nc1ccc(CCC2CCCCC2)cc1C(=O)O)c1ccc(C2CCCCC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.