Using O=C(CCC(=O)c1ccc(Br)cc1)c1ccc(Br)cc1, Nc1ccc(S(=O)(=O)C(F)(F)F)cc1 to produce O=S(=O)(c1ccc(-n2c(-c3ccc(Br)cc3)ccc2-c2ccc(Br)cc2)cc1)C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.