Using O=C1CCC(=O)N1Br, Cc1ccc(C(F)(F)F)cc1C(=O)OC(C)(C)C to produce CC(C)(C)OC(=O)c1cc(C(F)(F)F)ccc1CBr, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.