Using Cc1nc([N+](=O)[O-])ccc1Oc1ccnc(NC(=O)C(C)C)c1 to produce Cc1nc(N)ccc1Oc1ccnc(NC(=O)C(C)C)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.