Using O=C(O)[C@H]1CCc2cc(Cl)c(Cl)cc21, C1CCN(C[C@@H]2CSCCN2)C1 to produce O=C([C@H]1CCc2cc(Cl)c(Cl)cc21)N1CCSC[C@H]1CN1CCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.