Using CN(c1nc2cc(C(=O)[O-])ccc2nc1-c1ccc2[nH]ncc2c1)C1CC1 to produce CN(c1nc2cc(C(=O)O)ccc2nc1-c1ccc2[nH]ncc2c1)C1CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.