Using O=C1CN=C(c2ccccc2F)c2cc([N+](=O)[O-])ccc2N1, NO to produce NCC(=O)Nc1ccc([N+](=O)[O-])cc1C(=NO)c1ccccc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.