Using Cc1c[n+]([O-])n(-c2ccc(C(F)(F)F)cc2)n1, C[O+](C)C to produce CO[n+]1cc(C)nn1-c1ccc(C(F)(F)F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.