Using c1nc[nH]n1, Cc1nc(C(O)(CBr)c2ccc(F)cc2)cs1 to produce Cc1nc(C(O)(Cn2cncn2)c2ccc(F)cc2)cs1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.