Using CC(C)(C)OC(=O)N1CCc2ccoc2CC1, O=C1CCC(=O)N1Br to produce CC(C)(C)OC(=O)N1CCc2cc(Br)oc2CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.