Using CC1(C)c2cc(Br)ccc2-c2ccc(Br)cc21, COc1ccc(B(O)O)c(-c2ccccc2)c1 to produce COc1ccc(-c2ccc3c(c2)C(C)(C)c2cc(Br)ccc2-3)c(-c2ccccc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.