Using Cc1c(Br)c(F)c2oc(C3CC3)nc2c1C#N, OB(O)c1ccsc1 to produce Cc1c(-c2ccsc2)c(F)c2oc(C3CC3)nc2c1C#N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.