Using NC(=O)N1C(=O)Cc2cc(Cl)ccc21, COC(=O)c1csc(C(=O)O)c1 to produce COC(=O)c1csc(C(=O)C2C(=O)N(C(N)=O)c3ccc(Cl)cc32)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.