Using O=C1CNC(=O)O1, CS(=O)(=O)CCNc1ccc(Cl)cc1C(=O)c1ccccc1 to produce CS(=O)(=O)CCN1C(=O)CN=C(c2ccccc2)c2cc(Cl)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.