Using COC(=O)CN1C(=O)C(NC(=O)c2cc3cc(Cl)sc3[nH]2)Cc2ccccc21 to produce O=C(O)CN1C(=O)C(NC(=O)c2cc3cc(Cl)sc3[nH]2)Cc2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.