Using COc1nccc2c(I)c[nH]c12, OB(O)c1ccccc1Oc1ccccc1 to produce COc1nccc2c(-c3ccccc3Oc3ccccc3)c[nH]c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.