Using O=C(O)[C@@H]1C[C@H](S)CN1, ClCc1ccc(C2CCCCC2)cc1 to produce O=C(O)[C@@H]1C[C@H](SCc2ccc(C3CCCCC3)cc2)CN1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.