Using BrCc1ccccc1, CC(=O)N1CC(=O)N(Cc2ccc(F)cc2)C2C(CO)C21 to produce CC(=O)N1CC(=O)N(Cc2ccc(F)cc2)C2C(COCc3ccccc3)C21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.