Using COC(=O)CN1CCN(C(=O)/C=C/c2ccc(Cl)c(Cl)c2)CCC1=O, CC(C)(C)OC(=O)CBr to produce COC(=O)C(CC(=O)OC(C)(C)C)N1CCN(C(=O)/C=C/c2ccc(Cl)c(Cl)c2)CCC1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.