Using COC(=O)c1cnc2[nH]c(CNC(=O)OC(C)(C)C)nc2c1 to produce CC(C)(C)OC(=O)NCc1nc2cc(C(=O)O)cnc2[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.