Using Cc1nc(N2CCC(OS(C)(=O)=O)CC2)nc(=O)n1Cc1ccc(C(F)(F)F)s1, Brc1cn[nH]c1 to produce Cc1nc(N2CCC(n3cc(Br)cn3)CC2)nc(=O)n1Cc1ccc(C(F)(F)F)s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.