Using Brc1csc(Br)c1, CC1(C)OB(c2cccc3c2CCC3O[Si](C)(C)C(C)(C)C)OC1(C)C to produce CC(C)(C)[Si](C)(C)OC1CCc2c(-c3cc(Br)cs3)cccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.