Using CNC(=S)C1=C(O)C(C)(C)Oc2ccc([N+](=O)[O-])cc21 to produce CNC(=S)C1c2cc([N+](=O)[O-])ccc2OC(C)(C)C1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.