Using FC(F)(Br)C(F)(F)CCI, CCOC(=O)CC(=O)OCC to produce CCOC(=O)C(CCC(F)(F)C(F)(F)Br)C(=O)OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.