Using CCS, CC(=O)OC1C(=O)N=C(NC(=O)Nc2cccc(Cl)c2)N1C to produce CCSC1C(=O)N=C(NC(=O)Nc2cccc(Cl)c2)N1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.