Using C[N+]1([O-])CCOCC1, C=Cc1ccc2c(c1)C(C)(C)Cc1c-2noc1-c1onc(-c2ccccc2)c1C(F)(F)F to produce CC1(C)Cc2c(noc2-c2onc(-c3ccccc3)c2C(F)(F)F)-c2ccc(C=O)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.