Using CN1CC(C(Oc2ccccc2[N+](=O)[O-])c2ccccc2)OCC1=O to produce CN1CC(C(Oc2ccccc2N)c2ccccc2)OCC1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.