Using Nc1ccc(Cc2ccccc2)cc1, CC(C)(C)OC(=O)NCC(=O)O to produce CC(C)(C)OC(=O)NCC(=O)Nc1ccc(Cc2ccccc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.