Using O=[N+]([O-])c1ccc(F)cc1, Cc1[nH]c(-c2ccccc2Cl)nc1C(=O)OC(C)(C)C to produce Cc1c(C(=O)OC(C)(C)C)nc(-c2ccccc2Cl)n1-c1ccc([N+](=O)[O-])cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.