Using OB(O)c1cccc(F)c1, COC(=O)c1sc(Br)cc1N(C(=O)C1CCC(C)CC1)C(C)C to produce COC(=O)c1sc(-c2cccc(F)c2)cc1N(C(=O)C1CCC(C)CC1)C(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.