Using O=C(CBr)C(F)(F)F, Cc1ccccc1C1CC(=O)CC(=O)C1 to produce Cc1ccccc1C1CC(=O)c2c(C(F)(F)F)coc2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.