Using O=C(Nc1c([N+](=O)[O-])cc(Br)c(F)c1C1CCCO1)C(F)(F)F to produce Nc1c([N+](=O)[O-])cc(Br)c(F)c1C1CCCO1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.