Using C=C(OCC)c1ccc(N(CC2(c3ncccc3F)CCC2)C(=O)OC(C)(C)C)nn1 to produce CC(=O)c1ccc(N(CC2(c3ncccc3F)CCC2)C(=O)OC(C)(C)C)nn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.