Using NC1=N[C@@]2(CS1)c1cc(I)ccc1Oc1ncc(Br)cc12, OB(O)c1cnccc1F to produce NC1=N[C@@]2(CS1)c1cc(-c3cnccc3F)ccc1Oc1ncc(Br)cc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.