Using CC(C)(C)OC(=O)N1COC(=O)[C@@H]1Cc1ccccc1, ClCBr to produce CC(C)(C)OC(=O)N1COC(O)(CCl)[C@@H]1Cc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.