Using O=C(Nc1cc(Oc2ccc([N+](=O)[O-])cc2)ncn1)C1CC1 to produce Nc1ccc(Oc2cc(NC(=O)C3CC3)ncn2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.