Using CC(C)(C)OC(=O)n1ccc(-c2ccc(I)cc2)c1C=O to produce CC(C)(C)OC(=O)n1ccc(-c2ccc(I)cc2)c1CO, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.