Using CC1(C(=O)O)SCCN1C(=O)Nc1cc(Cl)cc(Cl)c1 to produce CC12SCCN1C(=O)N(c1cc(Cl)cc(Cl)c1)C2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.