Using FC(CCBr)C(F)(F)Br, FC(F)(F)COc1cc(=S)[nH]cn1 to produce FC(CCSc1cc(OCC(F)(F)F)ncn1)C(F)(F)Br, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.