Using CC(C)(C)NC(=O)N1C(=O)Cc2ccc(Cl)cc21, O=C(Cl)c1cccs1 to produce CC(C)(C)NC(=O)N1C(=O)C(C(=O)c2cccs2)c2ccc(Cl)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.