Using CCOC(=O)C(C(=O)CCC(C)C)C1c2ccccc2C(=O)N1c1ccc2ccc(Cl)nc2n1 to produce CC(C)CCC(=O)C(C(=O)O)C1c2ccccc2C(=O)N1c1ccc2ccc(Cl)nc2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.