Using COC(=O)C1CN(C(=O)OC(C)(C)C)CCC1=O, BrCc1ccccc1 to produce COC(=O)C1(Cc2ccccc2)CN(C(=O)OC(C)(C)C)CCC1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.