Using O=C1Nc2ccc(F)cc2C1=O, BrC(c1ccccc1)c1ccccc1 to produce O=C1C(=O)N(C(c2ccccc2)c2ccccc2)c2ccc(F)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.