Using CCOC(=O)c1cc2cc(NC(=O)CC(C)(C)C)ccc2n1-c1ccccc1 to produce CC(C)(C)CC(=O)Nc1ccc2c(c1)cc(C(=O)O)n2-c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.