Using [F-], Cc1ccc(CS(=O)(=O)OCCN(C(=O)OCc2ccccc2)c2ccc(Br)cc2)cc1 to produce O=C(OCc1ccccc1)N(CCF)c1ccc(Br)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.