Using CC(C)(C)OC(=O)N1CCC(C(=O)OCc2ccccc2)CC1, Cc1cccc(CBr)c1 to produce Cc1cccc(CC2(C(=O)OCc3ccccc3)CCN(C(=O)OC(C)(C)C)CC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.