Using Cc1cccc(C(=O)NC2(C(=O)O)Cc3ccccc3C2)c1C1=CCCC1 to produce Cc1cccc(C(=O)NC2(C(=O)O)Cc3ccccc3C2)c1C1CCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.