Using O=Cc1ccccc1B(O)O, CCOC(=O)C1=Cc2cccc(I)c2OCC1 to produce CCOC(=O)C1=Cc2cccc(-c3ccccc3C=O)c2OCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.