Using CC1(c2cnc(CCl)o2)OCCO1, O=[N+]([O-])c1ccn[nH]1 to produce CC1(c2cnc(Cn3ccc([N+](=O)[O-])n3)o2)OCCO1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.