Using CCOS(=O)(=O)OCC, CCOC(=O)c1ccc(NCCCc2ccc(Cl)cc2)cc1 to produce CCOC(=O)c1ccc(N(CC)CCCc2ccc(Cl)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.