Using CC(C)(C)OC(=O)C1CCCN(C(=O)OCc2ccccc2)N1C(=O)C(CBr)CBr to produce CC(C)(C)OC(=O)C1CCCN2CC(CBr)C(=O)N12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.