Using CCOC(=O)c1cc(N)c(N)nc1C(=O)OCC, CCC(CC)(CC)C([O-])([O-])[O-] to produce CCOC(=O)c1cc2nc(C)nc-2[nH]c1C(=O)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.