Using O=C1CCC(=O)N1Br, Cc1ccc(C(C)(C)O)cc1C(F)(F)F to produce CC(C)(O)c1ccc(CBr)c(C(F)(F)F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.