Using CSSC, CCC(CC)c1ccc(Cl)c2nc3n(c12)CCCCN3c1ccc(Br)cc1C to produce CCC(CC)c1ccc(Cl)c2nc3n(c12)CCCCN3c1ccc(SC)cc1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.