Using COC(=O)c1ccc(N2CC(NC(=O)OC(C)(C)C)C(c3cc(F)c(F)cc3F)CC2=O)c([N+](=O)[O-])c1 to produce COC(=O)c1ccc2c(c1)nc1n2C[C@H](NC(=O)OC(C)(C)C)[C@@H](c2cc(F)c(F)cc2F)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.