Using CCOC(=O)C1=C(O)c2c(Cl)cccc2C(C)(C)C1=O, CC(C)(C)OC(=O)CN to produce CC(C)(C)OC(=O)CNC(=O)C1=C(O)c2c(Cl)cccc2C(C)(C)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.