Using Cc1c(F)c([N+](=O)[O-])cc2c(=O)c(C(=O)O)cn(-c3cc(N)c(F)cc3F)c12, c1ccncc1 to produce CCNc1c([N+](=O)[O-])cc2c(=O)c(C(=O)O)cn(-c3cc(N)c(F)cc3F)c2c1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.