Using CN(C)C=O, O=C(Nc1ccc(C(=O)N2CCC(=O)c3ccccc32)cc1)c1cc(Cl)cc(Cl)c1 to produce CNC1CCN(C(=O)c2ccc(NC(=O)c3cc(Cl)cc(Cl)c3)cc2)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.