Using FC(F)(F)c1ccc(CBr)cc1, COC(=O)c1sc(-n2cnc3ccncc32)cc1O to produce COC(=O)c1sc(-n2cnc3ccncc32)cc1OCc1ccc(C(F)(F)F)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.