Using CC(C)(CC(O)Cc1ccc(C#N)cc1Cl)c1cccc2c1OCC2 to produce CC(C)(CC(=O)Cc1ccc(C#N)cc1Cl)c1cccc2c1OCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.