Using CC(=O)c1ccc2c(c1)CC(NC(=O)c1ccc(F)cc1)C2 to produce CC(O)c1ccc2c(c1)CC(NC(=O)c1ccc(F)cc1)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.