Using COc1ccc(B(O)O)cc1, O=Cc1ccc(OCC2CC2)c(Br)c1 to produce COc1ccc(-c2cc(C=O)ccc2OCC2CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.