Using CCOC(=O)c1cn(-c2cc([N+](=O)[O-])c(F)cc2C)c2c(C)c([N+](=O)[O-])c(F)cc2c1=O to produce CCOC(=O)c1cn(-c2cc(N)c(F)cc2C)c2c(C)c(N)c(F)cc2c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.