Using CCOC(=O)C12CC1(C)c1cc(Cl)ccc1N(Cc1ccc(OC)cc1)C2=O to produce CCOC(=O)C12CC1(C)c1cc(Cl)ccc1NC2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.