Using OB(O)c1cccc(OCc2ccccc2)c1, CC(C)(C)OC(=O)NCc1ccc(Br)cc1 to produce CC(C)(C)OC(=O)NCc1ccc(-c2cccc(OCc3ccccc3)c2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.