Using CC(C)CB(O)O, COC(=O)[C@@H]1CCCCN1c1nc2ccc(Br)cc2o1 to produce COC(=O)[C@@H]1CCCCN1c1nc2ccc(CC(C)C)cc2o1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.