Using CCS(=O)(=O)N1CCC(c2n[nH]c3c(C#N)cc(Br)cc23)CC1, OB(O)c1ccc(F)cc1 to produce CCS(=O)(=O)N1CCC(c2n[nH]c3c(C#N)cc(-c4ccc(F)cc4)cc23)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.