Using CCC[C@H]1CC[C@H](c2ccc(Br)cc2)CC1, S=C=S to produce CCC[C@H]1CC[C@H](c2ccc(C(=S)S)cc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.