Using COC(=O)c1sc(-n2cnc3cnccc32)cc1O, Fc1ccccc1CBr to produce COC(=O)c1sc(-n2cnc3cnccc32)cc1OCc1ccccc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.