Using O=S(=O)(c1ccccc1)N(F)S(=O)(=O)c1ccccc1, O=C1NCCn2c3c(c(Br)c21)CCCC3 to produce O=C1NCCn2c3c(c(F)c21)CCCC3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.