Using CN1OC2(CC(C3CCCOC3)Oc3ccc(Br)cc32)N=C1N, OB(O)c1cccc(F)c1 to produce CN1OC2(CC(C3CCCOC3)Oc3ccc(-c4cccc(F)c4)cc32)N=C1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.