Using CCOC(=O)CC1CCN(c2ccccc2NC(=O)c2cccc(Cl)c2)CC1 to produce O=C(O)CC1CCN(c2ccccc2NC(=O)c2cccc(Cl)c2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.