Using Cc1c(-c2nc(-c3c(F)cccc3Cl)nn2C)sc(Br)c1Br to produce Cc1c(Br)csc1-c1nc(-c2c(F)cccc2Cl)nn1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.