Using Cc1[nH]c2ccc(CCNC(=O)OC(C)(C)C)cc2c1C(=O)OCc1ccccc1 to produce Cc1[nH]c2ccc(CCN)cc2c1C(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.