Using CC(C)(C)OC(=O)N1Cc2c(Br)sc(Br)c2C1, OB(O)c1ccccc1 to produce CC(C)(C)OC(=O)N1Cc2c(Br)sc(-c3ccccc3)c2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.