Using COC(=O)[C@@H](N)CCSC, O=C(Cl)c1ccc(CCl)cc1 to produce COC(=O)[C@H](CCSC)NC(=O)c1ccc(CCl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.